aix: Use lcomm for TLS static data.
[official-gcc.git] / gcc / c-family / ChangeLog
blobd1ce4b47211d1ad0f71abe6a200ec30a62673882
1 2021-03-05  Eric Botcazou  <ebotcazou@adacore.com>
3         * c-ada-spec.c (dump_ada_declaration) <TYPE_DECL>: Dump nested types
4         after entering the separate class package, if any.
6 2021-03-04  Richard Biener  <rguenther@suse.de>
8         * c-pretty-print.c (c_pretty_printer::direct_abstract_declarator):
9         Handle ERROR_MARK.
11 2021-03-04  Jakub Jelinek  <jakub@redhat.com>
13         PR c/99325
14         * c-ppoutput.c (print): Change src_line type from int to unsigned.
15         (token_streamer::stream) Likewise.
16         (maybe_print_line_1): Likewise.  Don't strcmp src_file if src_loc is
17         UNKNOWN_LOCATION.
19 2021-03-03  Jakub Jelinek  <jakub@redhat.com>
21         PR c/99324
22         * c-common.c (build_va_arg): Call c_common_mark_addressable_vec
23         instead of mark_addressable.  Fix a comment typo -
24         neutrallly -> neutrally.
26 2021-02-28  Jakub Jelinek  <jakub@redhat.com>
28         PR c/99304
29         * c-attribs.c (handle_malloc_attribute): Fix a typo in inform
30         message - refernced -> referenced.  Remove superfluous space before
31         closing paren of function calls.
33 2021-02-25  Nathan Sidwell  <nathan@acm.org>
35         PR c++/99166
36         * c.opt (-flang-info-module-cmi): Renamed option.
38 2021-02-19  Nathan Sidwell  <nathan@acm.org>
40         * c.opt (flang-info-module-read, flang-info-module-read=): New.
42 2021-02-18  H.J. Lu  <hjl.tools@gmail.com>
44         PR target/99113
45         * c-attribs.c (c_common_attribute_table): Add the "retain"
46         attribute.
47         (handle_retain_attribute): New function.
49 2021-02-16  Marek Polacek  <polacek@redhat.com>
51         PR c++/99062
52         * c-attribs.c (handle_assume_aligned_attribute): Check that the
53         alignment argument is non-negative.  Tweak a warning message.
55 2021-02-12  Martin Sebor  <msebor@redhat.com>
57         PR c/99055
58         * c-warn.c (warn_parm_array_mismatch): Free strings returned from
59         print_generic_expr_to_str.
61 2021-02-10  Richard Biener  <rguenther@suse.de>
63         * c-common.c (parse_optimize_options): Free decoded_options.
65 2021-02-04  emsr  <3dw4rd@verizon.net>
67         * c-cppbuiltin.c (c_cpp_builtins): __cpp_size_t_suffix=202011L.
69 2021-02-03  Ed Smith-Rowland  <3dw4rd@verizon.net>
71         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_size_t_suffix.
72         * c-lex.c (interpret_integer): Set node type for size literal.
74 2021-01-28  Jakub Jelinek  <jakub@redhat.com>
76         * c.opt (-std=c++2a, -std=c++20, -std=gnu++2a, -std=gnu++20): Remove
77         draft from description.
78         (-std=c++2b): Fix a pasto, 2020 -> 2023.
80 2021-01-26  Paul Fee  <paul.f.fee@gmail.com>
82         * c-common.h (cxx_dialect): Add cxx23 as a dialect.
83         * c.opt: Add options for -std=c++23, std=c++2b, -std=gnu++23
84         and -std=gnu++2b
85         * c-opts.c (set_std_cxx23): New.
86         (c_common_handle_option): Set options when -std=c++23 is enabled.
87         (c_common_post_options): Adjust comments.
88         (set_std_cxx20): Likewise.
90 2021-01-25  Martin Sebor  <msebor@redhat.com>
92         PR c++/98646
93         * c-common.c (check_nonnull_arg): Adjust warning text.
95 2021-01-17  Martin Sebor  <msebor@redhat.com>
97         * c-pretty-print.c (c_pretty_printer::primary_expression): Don't
98         assume SSA_NAME_IDENTIFIER evaluates to nonzero.
100 2021-01-16  Kwok Cheung Yeung  <kcy@codesourcery.com>
102         * c-pragma.h (pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_DETACH.
103         Redefine PRAGMA_OACC_CLAUSE_DETACH.
105 2021-01-15  Jakub Jelinek  <jakub@redhat.com>
107         PR tree-optimization/98597
108         * c-pretty-print.c: Include options.h.
109         (c_fold_indirect_ref_for_warn): New function.
110         (print_mem_ref): Use it.  If it returns something that has compatible
111         type and is TBAA compatible with zero offset, print it and return,
112         otherwise print it using offsetof syntax or array ref syntax.  Fix up
113         printing if MEM_REFs first operand is ADDR_EXPR, or when the first
114         argument has pointer to array type.  Print pointers using the standard
115         formatting.
117 2021-01-12  Martin Sebor  <msebor@redhat.com>
119         PR c/98597
120         PR c/98592
121         * c-pretty-print.c (print_mem_ref): Avoid assuming MEM_REF operand
122         has pointer type.  Remove redundant code.  Avoid calling
123         gimple_canonical_types_compatible_p.
125 2021-01-07  Martin Sebor  <msebor@redhat.com>
127         PR middle-end/98578
128         * c-pretty-print.c (print_mem_ref): Strip array from access type.
129         Avoid assuming acces type's size is constant.  Correct condition
130         guarding the printing of a parenthesis.
132 2021-01-06  Martin Sebor  <msebor@redhat.com>
134         PR c++/95768
135         * c-pretty-print.c (c_pretty_printer::primary_expression): For
136         SSA_NAMEs print VLA names and GIMPLE defining statements.
137         (print_mem_ref): New function.
138         (c_pretty_printer::unary_expression): Call it.
140 2021-01-06  Richard Biener  <rguenther@suse.de>
142         PR tree-optimization/95582
143         * c-attribs.c (c_common_attribute_table): Add entry for
144         signed_bool_precision.
145         (handle_signed_bool_precision_attribute): New.
147 2020-12-24  Iain Sandoe  <iain@sandoe.co.uk>
149         * c.opt: Add -stdlib= option and enumerations for
150         libstdc++ and libc++.
152 2020-12-16  Martin Liska  <mliska@suse.cz>
154         * c.opt: Remove usage of Report.
156 2020-12-14  Martin Sebor  <msebor@redhat.com>
158         PR middle-end/98166
159         PR c++/57111
160         PR middle-end/98160
161         * c-attribs.c (maybe_add_noinline): New function.
162         (handle_malloc_attribute): Call it.  Use ATTR_FLAG_INTERNAL.
163         Implicitly add attribute noinline to functions not declared inline
164         and warn on those.
166 2020-12-09  Tobias Burnus  <tobias@codesourcery.com>
168         * c-pragma.c (omp_pragmas): Add 'allocate'.
169         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_ALLOCATE.
171 2020-12-08  Jakub Jelinek  <jakub@redhat.com>
173         PR c++/98187
174         * c-pragma.c (omp_pragmas): Remove "master".
175         (omp_pragmas_simd): Add "master".
177 2020-12-07  Marek Polacek  <polacek@redhat.com>
179         PR c++/98126
180         * c-common.c (verify_tree_lim_r): New function.
181         (verify_sequence_points): Use it.  Use nullptr instead of 0.
183 2020-12-03  Martin Sebor  <msebor@redhat.com>
185         PR c++/90629
186         PR middle-end/94527
187         * c-attribs.c (handle_dealloc_attribute): New function.
188         (handle_malloc_attribute): Handle argument forms of attribute.
189         * c.opt (-Wmismatched-dealloc): New option.
190         (-Wmismatched-new-delete): New option.
192 2020-12-03  Jakub Jelinek  <jakub@redhat.com>
194         PR libstdc++/93121
195         * c-common.h (enum rid): Add RID_BUILTIN_BIT_CAST.
196         * c-common.c (c_common_reswords): Add __builtin_bit_cast.
198 2020-12-01  JeanHeyd Meneide  <phdofthehouse@gmail.com>
200         * c-cppbuiltin.c (c_cpp_builtins): Add predefined
201         {__GNUC_EXECUTION_CHARSET_NAME} and
202         _WIDE_EXECUTION_CHARSET_NAME} macros.
204 2020-12-01  Nathan Sidwell  <nathan@acm.org>
206         * c-common.c (module, import, export): New internal tokens (with
207         trailing space).
208         * c-common.h (RID__MODULE, RID__IMPORT & RID__EXPORT): Enumerate
209         them.
210         (D_CXX_MODULES, D_CXX_MODULES_FLAGS): Enable them.
211         * c-cppbuiltin.c (c_cpp_builtins): Feature macro.
213 2020-12-01  Nathan Sidwell  <nathan@acm.org>
215         * c-opts.c (c_common_init_options): Ask for module dependencies.
216         (c_common_handle_option): Handle -Mmodules -Mno-modules.
217         * c-pch.c (c_common_valid_pch): ... does not play with C++
218         modules.
219         * c.opt (Mmodules, Mno-modules): New preprocessor dependency
220         options.
221         (fmodules-ts, fmodule-header, fmodule-implicit-inline)
222         (fmodule-only, fmodule-mapper, fmodule-lazy)
223         (fmodule-version-ignore, Winvalid-imported-macros)
224         (flang-info-include-translate, flang-info-include-translate-not):
225         New options
227 2020-11-28  Eric Botcazou  <ebotcazou@adacore.com>
229         * c-ada-spec.c (dump_nested_type) <RECORD_TYPE>: Remove obsolete code.
230         (dump_ada_structure): Also deal with convention, unchecked union and
231         bit-field for nested types.  In the latter case, print an Alignment
232         aspect along with the Pack aspect.
234 2020-11-25  Martin Sebor  <msebor@redhat.com>
236         PR bootstrap/94982
237         * c-attribs.c (handle_patchable_function_entry_attribute): Avoid
238         -Wformat-diag.
240 2020-11-24  Martin Sebor  <msebor@redhat.com>
242         * c-warn.c (warn_parm_array_mismatch): Avoid invalid redeclarations.
244 2020-11-23  Jozef Lawrynowicz  <jozef.l@mittosystems.com>
246         * c-attribs.c (handle_special_var_sec_attribute): New.
247         (handle_noinit_attribute): Remove.
248         (attr_noinit_exclusions): Rename to...
249         (attr_section_exclusions): ...this, and add "persistent" attribute
250         exclusion.
251         (c_common_attribute_table): Add "persistent" attribute.
253 2020-11-21  Aaron Sawdey  <acsawdey@linux.ibm.com>
255         * c-pretty-print.c (c_pretty_printer::simple_type_specifier):
256         Treat opaque types like other types.
257         (c_pretty_printer::direct_abstract_declarator): Opaque types are
258         supported types.
260 2020-11-20  Martin Sebor  <msebor@redhat.com>
262         * c-warn.c (warn_parm_array_mismatch): Bail on invalid redeclarations
263         with fewer arguments.
265 2020-11-20  Martin Sebor  <msebor@redhat.com>
267         PR middle-end/97879
268         * c-attribs.c (handle_access_attribute): Handle ATTR_FLAG_INTERNAL.
269         Error out on invalid modes.
271 2020-11-20  Jakub Jelinek  <jakub@redhat.com>
273         PR libstdc++/88101
274         * c-common.c (check_builtin_function_arguments): Handle
275         BUILT_IN_CLEAR_PADDING.
277 2020-11-18  Nathan Sidwell  <nathan@acm.org>
279         * c-lex.c (c_lex_with_flags): CPP_HEADER_NAMEs can now be seen.
281 2020-11-17  Nathan Sidwell  <nathan@acm.org>
283         * c-common.h (enum c_tree_index): Reorder to place lazy fields
284         after newly-added CTI_MODULE_HWM.
286 2020-11-17  Joseph Myers  <joseph@codesourcery.com>
288         * c-cppbuiltin.c (builtin_define_float_constants): Define
289         "*_IS_IEC_60559__" macros.
291 2020-11-17  Nathan Sidwell  <nathan@acm.org>
293         * c-lex.c: #include "langhooks.h".
294         (cb_undef): Maybe call preprocess_undef lang hook.
295         * c-opts.c (c_common_post_options): Maybe call preprocess_options
296         lang hook.
297         (push_command_line_include): Maybe call preprocess_main_file lang
298         hook.
299         (cb_file_change): Likewise.
300         * c-ppoutput.c: #include "langhooks.h.
301         (scan_translation_unit): Maybe call preprocess_token lang hook.
302         (class do_streamer): New, derive from token_streamer.
303         (directives_only_cb): Data pointer is do_streamer, call
304         preprocess_token lang hook.
305         (scan_translation_unit_directives_only): Use do_streamer.
306         (print_line_1): Move src_line recording to after string output.
307         (cb_undef): Maybe call preprocess_undef lang hook.
309 2020-11-17  Nathan Sidwell  <nathan@acm.org>
311         * c-ppoutput.c (scan_translation_unit): Use token_streamer, remove
312         code duplicating that functionality.
314 2020-11-17  Jakub Jelinek  <jakub@redhat.com>
316         PR c/90628
317         * c-common.c (check_builtin_function_arguments)
318         <case BUILT_IN_ADD_OVERFLOW>: Diagnose when last argument is pointer
319         to _Atomic.  For the TYPE_READONLY case, adjust message to be usable
320         for more builtins and argument positions.
322 2020-11-16  Iain Sandoe  <iain@sandoe.co.uk>
324         PR objc/97854
325         * stub-objc.c: Include c-common.h to declare enum rid.
327 2020-11-13  Jakub Jelinek  <jakub@redhat.com>
329         PR c++/63287
330         * c-cppbuiltin.c: Include configargs.h.
331         (c_cpp_builtins): For C++11 and later if THREAD_MODEL_SPEC is not
332         defined, predefine __STDCPP_THREADS__ to 1 unless thread_model is
333         "single".
335 2020-11-13  Gergö Barany  <gergo@codesourcery.com>
336             Thomas Schwinge  <thomas@codesourcery.com>
338         * c.opt (fopenacc-kernels): Add.
340 2020-11-13  Jason Merrill  <jason@redhat.com>
342         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_using_enum.
344 2020-11-13  Piotr H. Dabrowski  <phd@phd.re>
346         PR c++/91318
347         * c-cppbuiltin.c: c_cpp_builtins_optimize_pragma(): use cpp_define_unused()
349 2020-11-13  Martin Liska  <mliska@suse.cz>
351         * c-attribs.c (build_attr_access_from_parms): Format properly.
353 2020-11-13  Iain Sandoe  <iain@sandoe.co.uk>
355         PR objc/90707
356         * c-common.c (c_common_reswords): null_unspecified, nullable,
357         nonnull, null_resettable: New keywords.
358         * c-common.h (enum rid): RID_NULL_UNSPECIFIED, RID_NULLABLE,
359         RID_NONNULL, RID_NULL_RESETTABLE: New.
360         (OBJC_IS_PATTR_KEYWORD): Include nullability keywords in the
361         ranges accepted for property attributes.
362         * c-attribs.c (handle_objc_nullability_attribute): New.
363         * c-objc.h (enum objc_property_attribute_group): Add
364         OBJC_PROPATTR_GROUP_NULLABLE.
365         (enum objc_property_attribute_kind):Add
366         OBJC_PROPERTY_ATTR_NULL_UNSPECIFIED, OBJC_PROPERTY_ATTR_NULLABLE,
367         OBJC_PROPERTY_ATTR_NONNULL, OBJC_PROPERTY_ATTR_NULL_RESETTABLE.
369 2020-11-13  Iain Sandoe  <iain@sandoe.co.uk>
371         PR objc/77404
372         * c-attribs.c (handle_objc_root_class_attribute): New
373         * c-objc.h (objc_start_class_interface): Add a location
374         value for the position of the class name.
375         * c.opt: Add Wobjc-root-class.
376         * stub-objc.c (objc_start_class_interface): Add a location
377         value for the position of the class name.
379 2020-11-12  Joseph Myers  <joseph@codesourcery.com>
381         * c-lex.c (c_common_has_attribute): Take argument std_syntax.
382         Allow scope for C.  Handle standard attributes for C.  Do not
383         accept unscoped attributes if std_syntax and not handled as
384         standard attributes.
385         * c-common.h (c_common_has_attribute): Update prototype.
387 2020-11-12  Nicholas Guriev  <guriev-ns@ya.ru>
389         PR pch/86674
390         * c-pch.c (c_common_valid_pch): Use cpp_warning with CPP_W_INVALID_PCH
391         reason to fix -Werror=invalid-pch and -Wno-error=invalid-pch switches.
393 2020-11-11  Patrick Palka  <ppalka@redhat.com>
395         PR c++/88115
396         * c-opts.c (c_common_post_options): Update latest_abi_version.
398 2020-11-10  Jakub Jelinek  <jakub@redhat.com>
400         PR c/97748
401         * c-common.h (warn_if_unused_value): Add quiet argument defaulted
402         to false.
403         * c-warn.c (warn_if_unused_value): Likewise.  Pass it down
404         recursively and just return true instead of warning if it is true.
405         Handle COMPLEX_EXPR.
407 2020-11-10  Chung-Lin Tang  <cltang@codesourcery.com>
409         * c-common.h (c_omp_adjust_map_clauses): New declaration.
410         * c-omp.c (struct map_clause): Helper type for c_omp_adjust_map_clauses.
411         (c_omp_adjust_map_clauses): New function.
413 2020-11-09  Marek Polacek  <polacek@redhat.com>
415         DR 1914
416         * c-common.c (attribute_fallthrough_p): Tweak the warning
417         message.
419 2020-11-09  Patrick Palka  <ppalka@redhat.com>
421         * c-pragma.c (handle_pragma_diagnostic): Split the
422         unknown-option -Wpragmas diagnostic into a warning and a
423         subsequent note containing a spelling suggestion.  Avoid
424         computing the suggestion if -Wpragmas warnings are being
425         suppressed.
427 2020-11-09  Patrick Palka  <ppalka@redhat.com>
429         PR testsuite/97117
430         * c-indentation.c (get_visual_column): Remove location_t
431         parameter.  Move the column-tracking diagnostic code from here
432         to ...
433         (should_warn_for_misleading_indentation): ... here, before the
434         early exit for when the loci are not all distinct.  Don't pass a
435         location_t argument to get_visual_column.
436         (assert_get_visual_column_succeeds): Don't pass a location_t
437         argument to get_visual_column.
438         (assert_get_visual_column_fails): Likewise.
440 2020-11-08  Iain Sandoe  <iain@sandoe.co.uk>
442         * c-common.h (OBJC_IS_PATTR_KEYWORD): Add class to the list
443         of keywords accepted in @property attribute contexts.
444         * c-objc.h (enum objc_property_attribute_group): Add
445         OBJC_PROPATTR_GROUP_CLASS.
446         (enum objc_property_attribute_kind): Add
447         OBJC_PROPERTY_ATTR_CLASS.
449 2020-11-07  Iain Sandoe  <iain@sandoe.co.uk>
451         * c-common.c (c_common_reswords): Add 'atomic' property
452         attribute.
453         * c-common.h (enum rid): Add RID_PROPATOMIC for atomic
454         property attributes.
456 2020-11-07  Iain Sandoe  <iain@sandoe.co.uk>
458         * c-attribs.c (handle_nsobject_attribute): New.
459         * c.opt: Add WNSObject-attribute.
461 2020-11-06  Iain Sandoe  <iain@sandoe.co.uk>
463         * c-objc.h (enum objc_property_attribute_group): New
464         (enum objc_property_attribute_kind): New.
465         (OBJC_PROPATTR_GROUP_MASK): New.
466         (struct property_attribute_info): Small class encapsulating
467         parser output from property attributes.
468         (objc_prop_attr_kind_for_rid): New
469         (objc_add_property_declaration): Simplify interface.
470         * stub-objc.c (enum rid): Dummy type.
471         (objc_add_property_declaration): Simplify interface.
472         (objc_prop_attr_kind_for_rid): New.
474 2020-11-06  Nathan Sidwell  <nathan@acm.org>
476         * c-ada-spec.c (collect_ada_nodes): Rename
477         DECL_IS_BUILTIN->DECL_IS_UNDECLARED_BUILTIN.
478         (collect_ada_node): Likewise.
479         (dump_forward_type): Likewise.
480         * c-common.c (set_underlying_type): Rename
481         DECL_IS_BUILTIN->DECL_IS_UNDECLARED_BUILTIN.
482         (user_facing_original_type, c_common_finalize_early_debug): Likewise.
484 2020-11-06  Jakub Jelinek  <jakub@redhat.com>
486         * c-common.c (verify_sequence_points): Remove DEBUG_FUNCTION.
488 2020-11-05  Marek Polacek  <polacek@redhat.com>
490         PR c++/97675
491         * c.opt (Wexceptions): New option.
493 2020-11-05  Marek Polacek  <polacek@redhat.com>
495         PR c++/25814
496         * c.opt (Wvexing-parse): New option.
498 2020-11-04  Jakub Jelinek  <jakub@redhat.com>
500         PR c++/97670
501         * c-omp.c (c_omp_split_clauses): Look through array reductions to find
502         underlying decl to clear in the allocate_head bitmap.
504 2020-11-04  Iain Sandoe  <iain@sandoe.co.uk>
506         * c-objc.h (objc_non_constant_expr_p): New.
507         * stub-objc.c (objc_non_constant_expr_p): New.
509 2020-11-03  Nathan Sidwell  <nathan@acm.org>
511         * c.opt (MQ,MT): Reword description to be make-agnostic.
513 2020-11-02  Nathan Sidwell  <nathan@acm.org>
515         * c-opts.c (c_common_post_options): Move var decl to its
516         initialization point.
518 2020-11-01  Iain Sandoe  <iain@sandoe.co.uk>
520         * c-lex.c (c_lex_with_flags): When combining '@' with a
521         keyword for Objective-C, combine the location ranges too.
523 2020-10-30  Qing Zhao  <qing.zhao@oracle.com>
524             H.J.Lu  <hjl.tools@gmail.com>
526         * c-attribs.c (c_common_attribute_table): Add new attribute
527         zero_call_used_regs.
528         (handle_zero_call_used_regs_attribute): New function.
530 2020-10-28  Marek Polacek  <polacek@redhat.com>
532         PR c++/97573
533         * c-opts.c (c_common_post_options): In C++20, turn on
534         -Wdeprecated-enum-enum-conversion and
535         -Wdeprecated-enum-float-conversion.
536         * c.opt (Wdeprecated-enum-enum-conversion,
537         Wdeprecated-enum-float-conversion): New options.
538         (Wenum-conversion): Allow for C++ too.
540 2020-10-28  Jakub Jelinek  <jakub@redhat.com>
542         * c-pragma.h (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ALLOCATE.
543         * c-omp.c: Include bitmap.h.
544         (c_omp_split_clauses): Handle OMP_CLAUSE_ALLOCATE.
546 2020-10-26  Ville Voutilainen  <ville.voutilainen@gmail.com>
548         * c-common.c (__is_nothrow_assignable): New.
549         (__is_nothrow_constructible): Likewise.
550         * c-common.h (RID_IS_NOTHROW_ASSIGNABLE): New.
551         (RID_IS_NOTHROW_CONSTRUCTIBLE): Likewise.
553 2020-10-23  Jan Hubicka  <hubicka@ucw.cz>
555         * c-common.c (c_common_finalize_early_debug): Update for new thunk api.
557 2020-10-23  Marek Polacek  <polacek@redhat.com>
559         PR c++/91741
560         * c-common.c (verify_tree): Handle PAREN_SIZEOF_EXPR.
561         (c_common_init_ts): Likewise.
562         * c-common.def (PAREN_SIZEOF_EXPR): New tree code.
563         * c-common.h (maybe_warn_sizeof_array_div): Declare.
564         * c-warn.c (sizeof_pointer_memaccess_warning): Unwrap NOP_EXPRs.
565         (maybe_warn_sizeof_array_div): New function.
566         * c.opt (Wsizeof-array-div): New option.
568 2020-10-23  Martin Sebor  <msebor@redhat.com>
570         PR c/97463
571         * c-warn.c (warn_parm_ptrarray_mismatch): Move null test earlier.
573 2020-10-22  Martin Liska  <mliska@suse.cz>
575         PR c/94722
576         * c-attribs.c (handle_no_stack_protect_function_attribute): New.
577         (handle_stack_protect_attribute): Add error message for a
578         no_stack_protector function.
580 2020-10-22  Martin Liska  <mliska@suse.cz>
582         * c-cppbuiltin.c (c_cpp_builtins): Use the stack_protector enum.
584 2020-10-22  Jan Hubicka  <hubicka@ucw.cz>
586         * c-gimplify.c: Include tree-nested.h
587         (c_genericize): Update for new nested function info.
589 2020-10-14  Martin Sebor  <msebor@redhat.com>
591         PR c/97413
592         * c-attribs.c (build_attr_access_from_parms): Wrap chain of VLA
593         bounds in an extra list.
595 2020-10-05  Richard Biener  <rguenther@suse.de>
596             Jakub Jelinek  <jakub@redhat.com>
598         PR c++/97197
599         * c-pretty-print.c: Include langhooks.h.
600         (c_pretty_printer::postfix_expression): Handle TARGET_MEM_REF as
601         expression.
602         (c_pretty_printer::expression): Handle TARGET_MEM_REF as
603         unary_expression.
604         (c_pretty_printer::unary_expression): Handle TARGET_MEM_REF.
606 2020-09-30  Martin Sebor  <msebor@redhat.com>
608         PR middle-end/97189
609         * c-attribs.c (append_access_attr): Use the function declaration
610         location for a warning about an attribute access argument.
612 2020-09-29  Marek Polacek  <polacek@redhat.com>
614         PR c++/94695
615         * c.opt (Wrange-loop-construct): New option.
617 2020-09-23  Martin Sebor  <msebor@redhat.com>
619         PR c/97131
620         * c-warn.c (warn_parm_ptrarray_mismatch): Handle more invalid input.
622 2020-09-23  Marek Polacek  <polacek@redhat.com>
624         PR c/97125
625         * c-gimplify.c (c_genericize): Only call do_warn_duplicated_branches_r
626         after loops and other structured control constructs have been lowered.
628 2020-09-22  Jakub Jelinek  <jakub@redhat.com>
630         * c.opt (Wbuiltin-declaration-mismatch): Fix typo in variable name:
631         warn_builtin_declaraion_mismatch -> warn_builtin_declaration_mismatch.
633 2020-09-21  Marek Polacek  <polacek@redhat.com>
635         * c.opt (Wctad-maybe-unsupported): New option.
637 2020-09-19  Martin Sebor  <msebor@redhat.com>
639         PR c/50584
640         * c-common.h (warn_parm_array_mismatch): Declare new function.
641         (has_attribute): Move declaration of an existing function.
642         (build_attr_access_from_parms): Declare new function.
643         * c-warn.c (parm_array_as_string): Define new function.
644         (plus_one):  Define new function.
645         (warn_parm_ptrarray_mismatch): Define new function.
646         (warn_parm_array_mismatch):  Define new function.
647         (vla_bound_parm_decl): New function.
648         * c.opt (-Warray-parameter, -Wvla-parameter): New options.
649         * c-pretty-print.c (pp_c_type_qualifier_list): Don't print array type
650         qualifiers here...
651         (c_pretty_printer::direct_abstract_declarator): ...but instead print
652         them in brackets here.  Also print [static].  Strip extraneous
653         expressions from VLA bounds.
655 2020-09-19  Martin Sebor  <msebor@redhat.com>
657         PR c/50584
658         * c-attribs.c (c_common_attribute_table): Add "arg spec" attribute.
659         (handle_argspec_attribute): New function.
660         (get_argument, get_argument_type): New functions.
661         (append_access_attrs): Add overload.  Handle internal attribute
662         representation in addition to external.
663         (handle_access_attribute): Handle internal attribute representation
664         in addition to external.
665         (build_attr_access_from_parms): New function.
667 2020-09-19  Sandra Loosemore  <sandra@codesourcery.com>
669         * c-gimplify.c (genericize_c_loop): Rewrite to match
670         c_finish_loop in c-typeck.c.
672 2020-09-19  Sandra Loosemore  <sandra@codesourcery.com>
674         * c-common.c (c_block_may_fallthrough): New, split from
675         cxx_block_may_fallthrough in the cp front end.
676         (c_common_init_ts): Move handling of loop and switch-related
677         statements here from the cp front end.
678         * c-common.def (FOR_STMT, WHILE_STMT, DO_STMT): Move here from
679         cp front end.
680         (BREAK_STMT, CONTINUE_STMT, SWITCH_STMT): Likewise.
681         * c-common.h (c_block_may_fallthru): Declare.
682         (bc_state_t): Move here from cp front end.
683         (save_bc_state, restore_bc_state): Declare.
684         (c_genericize_control_stmt): Declare.
685         (WHILE_COND, WHILE_BODY): Likewise.
686         (DO_COND, DO_BODY): Likewise.
687         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY, FOR_SCOPE): Likewise.
688         (SWITCH_STMT_COND, SWITCH_STMT_BODY): Likewise.
689         (SWITCH_STMT_TYPE, SWITCH_STMT_SCOPE): Likewise.
690         (SWITCH_STMT_ALL_CASES_P, SWITCH_STMT_NO_BREAK_P): Likewise.
691         (LABEL_DECL_BREAK, LABEL_DECL_CONTINUE): Likewise.
692         * c-dump.c (dump_stmt): Copy from cp front end.
693         (c_dump_tree): Move code to handle structured loop and switch
694         tree nodes here from cp front end.
695         * c-gimplify.c: Adjust includes.
696         (enum bc_t, bc_label, begin_bc_block, finish_bc_block): Move from
697         cp front end.
698         (save_bc_state, restore_bc_state): New functions using old code
699         from cp front end.
700         (get_bc_label, expr_loc_or_loc): Move from cp front end.
701         (genericize_c_loop): Move from cp front end.
702         (genericize_for_stmt, genericize_while_stmt): Likewise.
703         (genericize_do_stmt, genericize_switch_stmt): Likewise.
704         (genericize_continue_stmt, genericize_break_stmt): Likewise.
705         (genericize_omp_for_stmt): Likewise.
706         (c_genericize_control_stmt): New function using code split from
707         cp front end.
708         (c_genericize_control_r): New.
709         (c_genericize): Call walk_tree with c_genericize_control_r.
710         * c-pretty-print.c (c_pretty_printer::statement): Move code to handle
711         structured loop and switch tree nodes here from cp front end.
713 2020-09-17  Patrick Palka  <ppalka@redhat.com>
715         PR c/80076
716         * c-indentation.c (should_warn_for_misleading_indentation): Move
717         declarations of local variables closer to their first use.
718         Handle virtual token locations by resolving them to their
719         respective macro expansion points.  If all three tokens are
720         produced from the same macro expansion, then instead use their
721         loci within the macro definition.
723 2020-09-16  Martin Sebor  <msebor@redhat.com>
725         PR c/78666
726         PR c/96126
727         * c-attribs.c (validate_attr_args): New function.
728         (validate_attr_arg): Same.
729         (handle_section_attribute): Call it.  Introduce a local variable.
730         (handle_alloc_size_attribute):  Same.
731         (handle_alloc_align_attribute): Same.
733 2020-09-14  Jakub Jelinek  <jakub@redhat.com>
735         * c-attribs.c (handle_optimize_attribute): Adjust
736         cl_optimization_save, cl_optimization_restore and
737         build_optimization_node callers.
738         * c-pragma.c (handle_pragma_optimize): Adjust
739         build_optimization_node caller.
740         (handle_pragma_push_options): Adjust
741         build_optimization_node and build_target_option_node callers.
742         (handle_pragma_pop_options, handle_pragma_reset_options):
743         Adjust cl_optimization_restore callers.
745 2020-08-28  Martin Sebor  <msebor@redhat.com>
747         * c.opt (Wstringop-overread): New option.
749 2020-08-11  Jakub Jelinek  <jakub@redhat.com>
751         PR c/96545
752         * c-common.c (get_atomic_generic_size): Require that first argument's
753         type points to a complete type and use tree_fits_uhwi_p instead of
754         just INTEGER_CST TREE_CODE check for the TYPE_SIZE_UNIT.
756 2020-07-31  Martin Sebor  <msebor@redhat.com>
758         PR c++/96003
759         * c-common.c (check_function_arguments_recurse): Return early when
760         no-warning bit is set.
762 2020-07-31  Richard Biener  <rguenther@suse.de>
764         PR debug/96383
765         * c-common.h (c_common_finalize_early_debug): Declare.
766         * c-common.c: Include debug.h.
767         (c_common_finalize_early_debug): finalize_early_debug langhook
768         implementation generating debug for extern declarations.
770 2020-07-27  Nathan Sidwell  <nathan@acm.org>
772         * c-common.c (try_to_locate_new_include_insertion_point): Use
773         strcmp, not pointer equality.
775 2020-07-25  Martin Sebor  <msebor@redhat.com>
777         PR c++/96310
778         * c-common.c (check_nonnull_arg): Print note only when warning was
779         issued.
781 2020-07-22  Tobias Burnus  <tobias@codesourcery.com>
783         * c-omp.c (c_finish_omp_critical): Check for no name but
784         nonzero hint provided.
786 2020-07-20  Jason Merrill  <jason@redhat.com>
788         * c-cppbuiltin.c (c_cpp_builtins): Update
789         __cpp_nontype_template_args for C++20.
791 2020-07-20  Martin Sebor  <msebor@redhat.com>
793         PR c/96249
794         * c.opt: Remove stray text.
796 2020-07-14  Lewis Hyatt  <lhyatt@gmail.com>
798         PR other/86904
799         * c-indentation.c (should_warn_for_misleading_indentation): Get
800         global tabstop from the new source.
801         * c-opts.c (c_common_handle_option): Remove handling of -ftabstop, which
802         is now a common option.
803         * c.opt: Likewise.
805 2020-07-08  Eric Botcazou  <ebotcazou@adacore.com>
807         * c.opt (Wscalar-storage-order): Add explicit variable.
809 2020-07-07  Nathan Sidwell  <nathan@acm.org>
811         * c-opts.c (c_common_post_options): Add 'injecting' arg to
812         cpp_read_main_file.
813         (c_finish_options): Add linemap_line_start calls for builtin and cmd
814         maps.  Force token position to line_table's highest line.
815         * c-ppoutput.c (print_line_1): Refactor, print line zero.
816         (cb_define): Always increment source line.
818 2020-07-06  Martin Sebor  <msebor@redhat.com>
820         PR c++/95984
821         * c-common.c (check_function_nonnull): Avoid checking syntesized calls
822         to stub lambda objects with null this pointer.
823         (check_nonnull_arg): Handle C++ nullptr.
825 2020-07-02  Jason Merrill  <jason@redhat.com>
826             Jakub Jelinek  <jakub@redhat.com>
828         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_consteval.
830 2020-06-30  Jakub Jelinek  <jakub@redhat.com>
832         PR c++/95963
833         * c-common.c (check_function_arguments_recurse): Don't crash on
834         calls to internal functions.
836 2020-06-28  Martin Sebor  <msebor@redhat.com>
838         PR c++/86568
839         * c-common.c (struct nonnull_arg_ctx): Add members.
840         (check_function_nonnull): Use nonnull_arg_ctx as argument.  Handle
841         C++ member functions specially.  Consider the this pointer implicitly
842         nonnull.
843         (check_nonnull_arg): Use location of argument when available.
844         (check_function_arguments): Use nonnull_arg_ctx as argument.
846 2020-06-27  Jakub Jelinek  <jakub@redhat.com>
848         PR middle-end/95903
849         * c-common.c (pointer_int_sum): Use TYPE_OVERFLOW_UNDEFINED instead of
850         !TYPE_UNSIGNED check to see if we can apply distributive law and handle
851         smaller precision intop operands separately.
853 2020-06-26  Marek Polacek  <polacek@redhat.com>
855         * c-opts.c (c_common_init_options): Default to gnu++17.
857 2020-06-17  Jonathan Wakely  <jwakely@redhat.com>
859         PR c/95378
860         * c-common.c (get_atomic_generic_size): Check cv-qualifiers in
861         pointer arguments.
863 2020-06-16  Jakub Jelinek  <jakub@redhat.com>
865         * c-common.h (c_omp_check_loop_iv_exprs): Add an int argument.
866         * c-omp.c (struct c_omp_check_loop_iv_data): Add maybe_nonrect and
867         idx members.
868         (c_omp_is_loop_iterator): New function.
869         (c_omp_check_loop_iv_r): Use it.  Add support for silent scanning
870         if outer loop iterator is present.  Perform duplicate checking through
871         hash_set in the function rather than expecting caller to do that.
872         Pass NULL instead of d->ppset to walk_tree_1.
873         (c_omp_check_nonrect_loop_iv): New function.
874         (c_omp_check_loop_iv): Use it.  Fill in new members, allow
875         non-rectangular loop forms, diagnose multiple associated loops with
876         the same iterator.  Pass NULL instead of &pset to walk_tree_1.
877         (c_omp_check_loop_iv_exprs): Likewise.
879 2020-06-10  Martin Liska  <mliska@suse.cz>
881         PR tree-optimization/92860
882         * c-attribs.c (handle_optimize_attribute):
883         Save global options and compare it after parsing of function
884         attribute.
885         * c-pragma.c (opt_stack::saved_global_options): New field.
886         (handle_pragma_push_options): Save global_options.
887         (handle_pragma_pop_options): Compare them after pop.
889 2020-06-09  Jakub Jelinek  <jakub@redhat.com>
891         PR c/95580
892         * c-pretty-print.c (c_pretty_printer::unary_expression): Handle the
893         case when MEM_REF's first argument has type pointer to incomplete type.
895 2020-06-05  Jason Merrill  <jason@redhat.com>
897         * c-pretty-print.c (pp_c_additive_expression): Handle negative
898         operand to POINTER_PLUS_EXPR.
900 2020-06-04  Martin Sebor  <msebor@redhat.com>
902         PR middle-end/10138
903         PR middle-end/95136
904         * c-attribs.c (append_access_attrs): Handle attr_access::none.
905         (handle_access_attribute): Same.
907 2020-06-03  Mark Wielaard  <mark@klomp.org>
909         * known-headers.cc (get_cp_stdlib_header_for_string_macro_name):
910         New function.
911         * known-headers.h (get_cp_stdlib_header_for_string_macro_name):
912         New function declaration.
914 2020-06-03  Mark Wielaard  <mark@klomp.org>
916         * known-headers.cc (get_string_macro_hint): New function.
917         (get_stdlib_header_for_name): Use get_string_macro_hint.
918         (get_c_stdlib_header_for_string_macro_name): New function.
919         * known-headers.h (get_c_stdlib_header_for_string_macro_name):
920         New function declaration.
922 2020-06-03  Tobias Burnus  <tobias@codesourcery.com>
924         * c-common.h (c_omp_predetermined_mapping): Declare.
925         * c-omp.c (c_omp_predetermined_mapping): New.
927 2020-05-22  Mark Wielaard  <mark@klomp.org>
929         * known-headers.cc (get_stdlib_header_for_name): Add a new
930         stdlib_hint array for stdbool and stdint.
932 2020-05-22  Mark Wielaard  <mark@klomp.org>
934         * known-headers.cc (get_stdlib_header_for_name): Return
935         "<stdbool.h>" for "bool", "true" or "false" when STDLIB_C and
936         flag_isoc99.
938 2020-05-20  Nathan Sidwell  <nathan@acm.org>
940         * c-common.c (try_to_locate_new_include_insertion_point): Revert change.
942         * c-common.c (try_to_locate_new_include_insertion_point): Use
943         strcmp to compare filenames.
944         * c-lex.c (init_c_lex): Move declaration to initialization.
945         * c-opts.c (handle_deferred_opts): Move cpp_get_deps call into
946         deferred count loop.
948 2020-05-15  Jason Merrill  <jason@redhat.com>
950         * c-opts.c (set_std_cxx20): Set flag_coroutines.
952 2020-05-13  Jason Merrill  <jason@redhat.com>
954         * c.opt (std=c++20): Make c++2a the alias.
955         (std=gnu++20): Likewise.
956         * c-common.h (cxx_dialect): Change cxx2a to cxx20.
957         * c-opts.c: Adjust.
958         * c-cppbuiltin.c: Adjust.
959         * c-ubsan.c: Adjust.
960         * c-warn.c: Adjust.
962 2020-05-12  Eric Botcazou  <ebotcazou@adacore.com>
964         * c-ada-spec.c (dump_ads): Output pragma Warnings ("U"); on entry.
966 2020-05-08  Nathan Sidwell  <nathan@acm.org>
968         Reimplement directives only processing.
969         * c-ppoutput.c (token_streamer): Ne.
970         (directives_only_cb): New.  Swallow ...
971         (print_lines_directives_only): ... this.
972         (scan_translation_unit_directives_only): Reimplment using the
973         published interface.
975 2020-05-07  Marek Polacek  <polacek@redhat.com>
977         * c-format.c (badwords): Add "nonstatic".
979 202-05-07  Jakub Jelinek  <jakub@redhat.com>
981         PR c/94968
982         * c-common.c (speculation_safe_value_resolve_params): Return false if
983         error_operand_p (val2).
984         (resolve_overloaded_builtin) <case BUILT_IN_SPECULATION_SAFE_VALUE_N>:
985         Remove extraneous semicolon.
987 2020-05-06  qing zhao  <qing.zhao@oracle.com>
989         PR c/94230
990         * c-indentation.c (get_visual_column): Add a hint to use the new
991         -flarge-source-files option.
993 2020-05-05  Stefan Schulze Frielinghaus  <stefansf@linux.ibm.com>
995         * c-attribs.c (handle_vector_size_attribute): Add attribute
996         nonnull for argument args in order to silence warning of
997         uninitialized variable usage.  Since this is local to the
998         compilation unit and thus cannot be checked at call sides by the
999         compiler, added an assert statement in order to verify this.
1001 2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
1003         PR target/93492
1004         * c-attribs.c (handle_patchable_function_entry_attribute): Limit
1005         value to USHRT_MAX (65535).
1007 2020-04-29  Jakub Jelinek  <jakub@redhat.com>
1009         * c-format.c (PP_FORMAT_CHAR_TABLE): Add %{ and %}.
1011 2020-04-27  Jakub Jelinek  <jakub@redhat.com>
1013         PR c/94755
1014         * c-common.c (resolve_overloaded_builtin): Return error_mark_node for
1015         fncode == BUILT_IN_NONE before initialization of first_param.
1017 2020-04-23  Marek Polacek  <polacek@redhat.com>
1019         PR c++/94733
1020         * c-attribs.c (find_tm_attribute): Use get_attribute_name instead of
1021         TREE_PURPOSE.
1023 2020-04-14  Patrick Palka  <ppalka@redhat.com>
1025         PR c++/85278
1026         * c-pretty-print.c (pp_c_pointer) <case REFERENCE_TYPE>: Print a double
1027         ampersand if it's an rvalue reference type.
1029 2020-04-13  Martin Sebor  <msebor@redhat.com>
1031         PR c/92326
1032         * c-pretty-print.c (c_pretty_printer::direct_abstract_declarator): Avoid
1033         printing array bound for flexible array members.
1035 2020-04-13  Iain Sandoe  <iain@sandoe.co.uk>
1037         * c-cppbuiltin.c (c_cpp_builtins): Update coroutines builtin
1038         define, per n4861.
1040 2020-04-02  Richard Biener  <rguenther@suse.de>
1042         PR c/94392
1043         * c-opts.c (c_common_post_options): Enable -ffinite-loops
1044         for -O2 and C++11 or newer.
1046 2020-03-28  Patrick Palka  <ppalka@redhat.com>
1048         * c.opt: Add -fconcepts-diagnostics-depth.
1050 2020-03-27  Martin Sebor  <msebor@redhat.com>
1052         PR c++/94346
1053         * c-attribs.c (handle_copy_attribute): Avoid passing expressions
1054         to decl_attributes.  Make handling of different kinds of entities
1055         more robust.
1057 2020-03-27  Martin Sebor  <msebor@redhat.com>
1059         PR c++/94098
1060         * c-attribs.c (handle_access_attribute): Avoid setting TYPE_ATTRIBUTES
1061         here.
1063 2020-03-23  Jakub Jelinek  <jakub@redhat.com>
1065         PR c++/91993
1066         * c-warn.c (warnings_for_convert_and_check): For expr and/or
1067         result being COMPOUND_EXPRs, skip to ultimate rhs.
1069 2020-03-20  Richard Sandiford  <richard.sandiford@arm.com>
1071         PR middle-end/94072
1072         * c-common.c (c_common_type_for_mode): Before using a registered
1073         built-in type, check that the vectorness of the type matches
1074         the vectorness of the mode.
1076 2020-03-17  Jakub Jelinek  <jakub@redhat.com>
1078         * c-common.c (resolve_overloaded_builtin): Fix up duplicated word
1079         issue in a diagnostic message.
1081 2020-03-15  Lewis Hyatt  <lhyatt@gmail.com>
1083         * c.opt: Avoid redundancy in the help text.
1085 2020-03-02  Marek Polacek  <polacek@redhat.com>
1087         PR c++/93958 - add missing -std=gnu++20.
1088         * c.opt: Add -std=gnu++20.
1090 2020-03-01  Martin Sebor  <msebor@redhat.com>
1092         PR c++/92721
1093         * c-attribs.c (append_access_attrs): Correctly handle attribute.
1094         (handle_access_attribute): Same.
1096 2020-02-25  Jakub Jelinek  <jakub@redhat.com>
1098         PR c/93858
1099         * c-pragma.c (handle_pragma_diagnostic): Add missing ? after
1100         "did you mean" hint in diagnostics.
1102 2020-02-15  Jason Merrill  <jason@redhat.com>
1104         * c.opt: Add -std=c++20.
1106 2020-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1108         * c-ada-spec.c: Include bitmap.h.
1109         (dump_ada_double_name): Rename into...
1110         (dump_anonymous_type_name): ...this.  Always use the TYPE_UID.
1111         (dump_ada_array_type): Adjust to above renaming.  Robustify.
1112         (dump_nested_types_1): New function copied from...  Add dumped_types
1113         parameter and pass it down to dump_nested_type.
1114         (dump_nested_types): ...this.  Remove parent parameter.  Just call
1115         dump_nested_types_1 on an automatic bitmap.
1116         (dump_nested_type): Add dumped_types parameter.
1117         <ARRAY_TYPE>: Do not dump it if already present in dumped_types.
1118         Adjust recursive calls and adjust to above renaming.
1119         (dump_ada_declaration): Adjust call to dump_nested_types.
1120         Tidy up and adjust to above renaming.
1121         (dump_ada_specs): Initialize and release bitmap obstack.
1123 2020-02-10  Martin Sebor  <msebor@redhat.com>
1125         PR c/93640
1126         * c-attribs.c (handle_access_attribute): Correct off-by-one mistakes.
1128 2020-02-10  Jakub Jelinek  <jakub@redhat.com>
1130         PR other/93641
1131         * c-format.c (check_plain): Fix up last argument of strncasecmp.
1132         Remove useless extra test.
1134 2020-02-03  Julian Brown  <julian@codesourcery.com>
1135             Tobias Burnus  <tobias@codesourcery.com>
1137         * c-cppbuiltin.c (c_cpp_builtins): Update _OPENACC define to 201711.
1139 2020-01-29  Jason Merrill  <jason@redhat.com>
1141         PR c++/89357
1142         * c-attribs.c (check_cxx_fundamental_alignment_constraints): Remove.
1144 2020-01-23  Jason Merrill  <jason@redhat.com>
1146         * c-warn.c (conversion_warning): Change -Wsign-conversion handling.
1148 2020-01-23  Martin Sebor  <msebor@redhat.com>
1150         PR c/84919
1151         * c-common.c (check_function_arguments): Avoid overlap checking
1152         of sprintf functions.
1154 2020-01-22  Jason Merrill  <jason@redhat.com>
1156         PR testsuite/93391 - PR 40752 test fails with unsigned plain char.
1157         PR c++/40752
1158         * c-warn.c (conversion_warning): Check operands only after checking
1159         the whole expression.  Don't check second operand of + for sign.
1161 2020-01-21  Jason Merrill  <jason@redhat.com>
1162             Manuel López-Ibáñez  <manu@gcc.gnu.org>
1164         PR c++/40752 - useless -Wconversion with short +=.
1165         * c.opt (-Warith-conversion): New.
1166         * c-warn.c (conversion_warning): Recurse for operands of
1167         operators.  Only warn about the whole expression with
1168         -Warith-conversion.
1170 2020-01-21  Jason Merrill  <jason@redhat.com>
1172         * c-common.c (unsafe_conversion_p): Don't warn, return UNSAFE_SIGN.
1173         * c-warn.c (conversion_warning): Warn about UNSAFE_SIGN.
1175 2020-01-20  Nathan Sidwell  <nathan@acm.org>
1177         PR preprocessor/80005
1178         * c-cppbuiltins.c (c_cpp_builtins): Don't define __has_include{,_next}.
1180 2020-01-18  Iain Sandoe  <iain@sandoe.co.uk>
1182         * c-common.c (co_await, co_yield, co_return): New.
1183         * c-common.h (RID_CO_AWAIT, RID_CO_YIELD,
1184         RID_CO_RETURN): New enumeration values.
1185         (D_CXX_COROUTINES): Bit to identify coroutines are active.
1186         (D_CXX_COROUTINES_FLAGS): Guard for coroutine keywords.
1187         * c-cppbuiltin.c (__cpp_coroutines): New cpp define.
1188         * c.opt (fcoroutines): New command-line switch.
1190 2020-01-10  David Malcolm  <dmalcolm@redhat.com>
1192         * c-format.c (local_event_ptr_node): New.
1193         (PP_FORMAT_CHAR_TABLE): Add entry for "%@".
1194         (init_dynamic_diag_info): Initialize local_event_ptr_node.
1195         * c-format.h (T_EVENT_PTR): New define.
1197 2020-01-10  Martin Sebor  <msebor@redhat.com>
1199         PR c/93132
1200         * c-attribs.c (append_access_attrs): Validate against the translated
1201         access string rather than the human-readable representation.
1203 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
1205         Update copyright years.
1207 2019-12-20  Eric Botcazou  <ebotcazou@adacore.com>
1209         * c-ada-spec.h (decl_sloc): Delete.
1210         * c-ada-spec.c (decl_sloc): Make static.
1212 2019-12-19  Julian Brown  <julian@codesourcery.com>
1214         * c-common.h (c_omp_map_clause_name): Add prototype.
1215         * c-omp.c (c_omp_map_clause_name): New function.
1216         * c-pragma.h (pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_ATTACH and
1217         PRAGMA_OACC_CLAUSE_DETACH.
1219 2019-12-19  Julian Brown  <julian@codesourcery.com>
1220             Maciej W. Rozycki  <macro@codesourcery.com>
1221             Tobias Burnus  <tobias@codesourcery.com>
1222             Thomas Schwinge  <thomas@codesourcery.com>
1224         * c-pragma.h (pragma_omp_clause): Add
1225         PRAGMA_OACC_CLAUSE_NO_CREATE.
1227 2019-12-17  Martin Sebor  <msebor@redhat.com>
1229         PR c++/61339
1230         * c.opt (-Wmismatched-tags, -Wredundant-tags): New options.
1232 2019-12-11  David Malcolm  <dmalcolm@redhat.com>
1234         * c-pretty-print.c (c_pretty_printer::clone): New vfunc
1235         implementation.
1236         * c-pretty-print.h (c_pretty_printer::clone): New vfunc decl.
1238 2019-12-09  David Malcolm  <dmalcolm@redhat.com>
1240         * c-format.c (range_label_for_format_type_mismatch::get_text):
1241         Replace label_text ctor called with true with label_text::take.
1243 2019-12-09  David Malcolm  <dmalcolm@redhat.com>
1245         * c-format.c (selftest::test_type_mismatch_range_labels): Remove
1246         initial newline from expected outputs.
1247         * c-opts.c (c_diagnostic_finalizer): Add pp_newline call before
1248         call to diagnostic_show_locus.
1250 2019-12-06  Jakub Jelinek  <jakub@redhat.com>
1252         * c-cppbuiltin.c (c_cpp_builtins): Don't define __cpp_consteval for
1253         now.
1255 2019-12-05  Marek Polacek  <polacek@redhat.com>
1256             Jakub Jelinek  <jakub@redhat.com>
1258         PR c++/91353 - P1331R2: Allow trivial default init in constexpr contexts.
1259         * c-cppbuiltin.c (c_cpp_builtins): Adjust the value of __cpp_constexpr.
1261 2019-12-05  Marek Polacek  <polacek@redhat.com>
1263         PR c++/92271 - make __is_same alias for __is_same_as.
1264         * c-common.c: Add __is_same, an alias for __is_same_as.
1266 2019-12-03  Marek Polacek  <polacek@redhat.com>
1268         PR c++/91363 - P0960R3: Parenthesized initialization of aggregates.
1269         * c-cppbuiltin.c (c_cpp_builtins): Predefine
1270         __cpp_aggregate_paren_init=201902 for -std=c++2a.
1272 2019-11-30  Jan Hubicka  <hubicka@ucw.cz>
1274         * c-attribs.c (handle_symver_attribute): New function
1275         (c_common_attributes): Add symver.
1277 2019-11-30  Richard Sandiford  <richard.sandiford@arm.com>
1279         * c-common.c (pointer_int_sum): Use verify_type_context to check
1280         whether the target allows pointer arithmetic for the types involved.
1281         (c_sizeof_or_alignof_type, c_alignof_expr): Use verify_type_context
1282         to check whether the target allows sizeof and alignof operations
1283         for the types involved.
1285 2019-11-27  Jason Merrill  <jason@redhat.com>
1287         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_deduction_guides.
1289 2019-11-26  Jakub Jelinek  <jakub@redhat.com>
1291         PR c++/61414
1292         * c-attribs.c (handle_mode_attribute): Add mode attribute to
1293         ENUMERAL_TYPEs.
1295 2019-11-25  Joseph Myers  <joseph@codesourcery.com>
1297         PR c/91985
1298         * c-common.c (c_common_type_for_mode): Handle decimal
1299         floating-point types being NULL_TREE.
1300         * c-format.c (get_format_for_type_1): Handle specified types being
1301         NULL_TREE.
1302         * c-lex.c (interpret_float): Give an error for decimal
1303         floating-point constants when decimal floating-point not
1304         supported.
1306 2019-11-23  Jakub Jelinek  <jakub@redhat.com>
1308         PR middle-end/83859
1309         * c-attribs.c (append_access_attrs): Avoid buffer overflow.  Avoid
1310         memory leak.  Use XNEWVEC macro.  Use auto_diagnostic_group to
1311         group warning with inform together.
1312         (handle_access_attribute): Formatting fix.
1314 2019-11-22  Jakub Jelinek  <jakub@redhat.com>
1316         PR c/90677
1317         * c-common.h (identifier_global_tag): Declare.
1318         * c-format.c (get_pointer_to_named_type): Renamed to ...
1319         (get_named_type): ... this.  Use identifier_global_tag instead of
1320         identifier_global_value, handle the return value being a TYPE_P.
1321         (init_dynamic_diag_info): Adjust get_pointer_to_named_type callers
1322         to call get_named_type instead.  Formatting fixes.
1324         Implement P1902R1, Missing feature-test macros 2017-2019.
1325         * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_init_captures
1326         and __cpp_generic_lambdas for -std=c++2a.  Define
1327         __cpp_designated_initializers, __cpp_constexpr_in_decltype and
1328         __cpp_consteval for -std=c++2a.  Remove a FIXME comment about
1329         __cpp_concepts for -std=c++2a.
1331 2019-11-22  Martin Sebor  <msebor@redhat.com>
1333         PR middle-end/83859
1334         * c-attribs.c (handle_access_attribute): New function.
1335         (c_common_attribute_table): Add new attribute.
1336         (get_argument_type): New function.
1337         (append_access_attrs): New function.
1338         (get_nonnull_operand): Rename...
1339         (get_attribute_operand): ...to this.
1340         * c-common.c (get_nonnull_operand): Rename...
1341         (get_attribute_operand): ...to this.
1343 2019-11-21  Joseph Myers  <joseph@codesourcery.com>
1345         * c-attribs.c (handle_fallthrough_attribute): Use pedwarn instead
1346         of warning.
1348 2019-11-19  Joseph Myers  <joseph@codesourcery.com>
1350         * c-common.c (attribute_fallthrough_p): In C, use pedwarn not
1351         warning for standard attributes mixed with fallthrough attributes.
1353 2019-11-15  Joseph Myers  <joseph@codesourcery.com>
1355         * c-attribs.c (handle_fallthrough_attribute): Remove static.
1356         * c-common.h (handle_fallthrough_attribute): Declare.
1358 2019-11-15  Joseph Myers  <joseph@codesourcery.com>
1360         * c-attribs.c (handle_deprecated_attribute): Remove static.
1361         * c-common.h (handle_deprecated_attribute): Declare.
1363 2019-11-14  Joseph Myers  <joseph@codesourcery.com>
1365         * c-lex.c (lex_charconst): Make CPP_UTF8CHAR constants unsigned
1366         char for C.
1368 2019-11-14  Jakub Jelinek  <jakub@redhat.com>
1370         * c-omp.c (c_omp_check_context_selector): Add nvidia to the list of
1371         valid vendors.
1373         * c-omp.c (c_omp_check_context_selector): Handle name lists
1374         containing string literals.  Don't diagnose atomic_default_mem_order
1375         with multiple props.
1377 2019-11-13  Joseph Myers  <joseph@codesourcery.com>
1379         * c-cppbuiltin.c (builtin_define_float_constants): Also define
1380         NORM_MAX constants.  Update call to get_max_float.
1381         (LAZY_HEX_FP_VALUES_CNT): Update value to include NORM_MAX
1382         constants.
1384 2019-11-13  Eric Botcazou  <ebotcazou@adacore.com>
1386         * c-ada-spec.c (get_underlying_decl): Do not look through typedefs.
1387         (dump_forward_type): Do not generate a declaration for function types.
1388         (dump_nested_type) <ARRAY_TYPE>: Do not generate a nested declaration
1389         of the component type if it is declared in another file.
1391 2019-11-12  Martin Liska  <mliska@suse.cz>
1393         * c-opts.c (c_common_post_options):
1394         Use SET_OPTION_IF_UNSET.
1396 2019-11-12  Maciej W. Rozycki  <macro@codesourcery.com>
1397             Frederik Harwath  <frederik@codesourcery.com>
1399         gcc/c-family/
1400         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_SERIAL enumeration
1401         constant.
1402         * c-pragma.c (oacc_pragmas): Add "serial" entry.
1404 2019-11-08  Richard Sandiford  <richard.sandiford@arm.com>
1406         * c-common.h (gnu_vector_type_p): New function.
1407         * c-common.c (c_build_vec_perm_expr): Require __builtin_shuffle
1408         vectors to satisfy gnu_vector_type_p.
1409         (c_build_vec_convert): Likewise __builtin_convertvector.
1410         (convert_vector_to_array_for_subscript): Likewise when applying
1411         implicit vector to array conversion.
1412         (scalar_to_vector): Likewise when converting vector-scalar
1413         operations to vector-vector operations.
1415 2019-11-08  Joseph Myers  <joseph@codesourcery.com>
1417         * c.opt (Wold-style-definition): Initialize to -1.
1418         * c-opts.c (c_common_post_options): Set warn_old_style_definition
1419         to flag_isoc2x if not set explicitly.
1421 2019-11-07  Joseph Myers  <joseph@codesourcery.com>
1423         * c-attribs.c (parse_tm_stmt_attr): Handle scoped attributes.
1425 2019-11-05  Jason Merrill  <jason@redhat.com>
1427         * c-opts.c (c_common_post_options): -fconcepts-ts implies
1428         -fconcepts.
1430 2019-11-04  Kamlesh Kumar  <kamleshbhalui@gmail.com>
1432         * c-opts.c (c_common_post_options): Update
1433         latest_abi_version.
1435 2019-11-02  Jakub Jelinek  <jakub@redhat.com>
1437         * c-common.h (c_omp_get_context_selector): Remove.
1438         * c-omp.c (c_omp_get_context_selector): Moved to omp-general.c
1439         and renamed to omp_get_context_selector.
1441         * c-omp.c (c_omp_mark_declare_variant): Use
1442         omp_context_selector_set_compare.
1444         PR c++/88335 - Implement P1073R3: Immediate functions
1445         * c-common.h (enum rid): Add RID_CONSTEVAL.
1446         * c-common.c (c_common_reswords): Add consteval.
1448 2019-11-01  Martin Sebor  <msebor@redhat.com>
1450         PR middle-end/91679
1451         PR middle-end/91647
1452         PR middle-end/91463
1453         PR middle-end/92312
1454         * c-pretty-print.c (direct_abstract_declarator): Print
1455         bound in zero-length arrays.
1456         * c.opt (-Wzero-length-bounds): New option.
1458 2019-10-30  Nathan Sidwell  <nathan@acm.org>
1460         * c-cppbuiltin.c (c_cpp_builtins): Add 'L' suffix to feature
1461         macros.
1463 2019-10-28  Martin Sebor  <msebor@redhat.com>
1465         PR c/66970
1466         * c-common.c (c_common_nodes_and_builtins): Call c_define_builtins
1467         even when only preprocessing.
1468         * c-common.h (names_builtin_p): Declare new function.
1469         * c-lex.c (init_c_lex): Set has_builtin.
1470         (c_common_has_builtin): Define a new function.
1471         * c-ppoutput.c (init_pp_output): Set has_builtin.
1473 2019-10-24  Jakub Jelinek  <jakub@redhat.com>
1475         * c-common.h (c_omp_context_selector_matches): Remove.
1476         * c-omp.c (c_omp_context_selector_matches): Remove.
1477         * c-attribs.c (c_common_attribute_table): Add
1478         "omp declare target {host,nohost,block}" attributes.
1480 2019-10-17  JeanHeyd Meneide  <phdofthehouse@gmail.com>
1482         * c-lex.c (c_common_has_attribute): Update nodiscard value.
1484 2019-10-14  Richard Sandiford  <richard.sandiford@arm.com>
1486         * c-common.h (user_facing_original_type_p): Declare.
1487         * c-common.c: Include c-spellcheck.h.
1488         (user_facing_original_type_p): New function.
1490 2019-10-12  Jakub Jelinek  <jakub@redhat.com>
1492         * c-common.h (c_omp_mark_declare_variant,
1493         c_omp_context_selector_matches): Declare.
1494         * c-omp.c: Include attribs.h, gimplify.h, cgraph.h, symbol-summary.h
1495         and hsa-common.h.
1496         (c_omp_get_context_selector): Support second argument NULL.
1497         (c_omp_mark_declare_variant, c_omp_context_selector_matches): New
1498         functions.
1499         * c-attribs.c (c_common_attribute_table): Remove "omp declare variant"
1500         attribute, add "omp declare variant base" and
1501         "omp declare variant variant" attributes.
1503 2019-10-11  Joseph Myers  <joseph@codesourcery.com>
1505         * c.opt (Wc11-c2x-compat): Add CPP(cpp_warn_c11_c2x_compat)
1506         CppReason(CPP_W_C11_C2X_COMPAT).
1508 2019-10-11  Joseph Myers  <joseph@codesourcery.com>
1510         * c-common.c (c_common_reswords): Do not use D_EXT for _Decimal32,
1511         _Decimal64 and _Decimal128.
1513 2019-10-10  Joseph Myers  <joseph@codesourcery.com>
1515         * c-cppbuiltin.c (c_cpp_builtins): Do not define macros for DFP
1516         types if DFP not supported.
1518 2019-10-10  Jakub Jelinek  <jakub@redhat.com>
1520         * c-common.h (c_omp_check_context_selector,
1521         c_omp_get_context_selector): Declare.
1522         * c-omp.c (c_omp_declare_simd_clauses_to_numbers): Fix spelling
1523         in diagnostic message.
1524         (c_omp_check_context_selector, c_omp_get_context_selector): New
1525         functions.
1526         * c-attribs.c (c_common_attribute_table): Add "omp declare variant"
1527         attribute.
1528         (handle_omp_declare_variant_attribute): New function.
1530 2019-10-09  Martin Sebor  <msebor@redhat.com>
1532         PR tree-optimization/90879
1533         * c.opt (-Wstring-compare): New option.
1535 2019-10-08  Andrew Sutton  <asutton@lock3software.com>
1536             Jason Merrill  <jason@redhat.com>
1538         Update the concepts implementation to conform to the C++20
1539         specification, improve compile times, and generally clean up
1540         the implementation.
1542         * c-cppbuiltin.c (c_cpp_builtins): Use new feature test values for
1543         concepts when -std=c++2a. Bump __cpp_concepts to 201907.
1544         * c.opt: Add -Wconcepts-ts.
1545         * c-opts.c (c_common_post_options): Warn when -fconcepts is used
1546         with -std=c++2a. Disable warning for -fconcepts in C++20 mode.
1547         (set_std_cxx2a): Enable concepts by default.
1549 2019-10-08  Joseph Myers  <joseph@codesourcery.com>
1551         * c-opts.c (c_common_post_options): Set
1552         -fno-fp-int-builtin-inexact for C2X.
1554 2019-10-05  Jakub Jelinek  <jakub@redhat.com>
1556         PR c++/91369 - Implement P0784R7: constexpr new
1557         * c-cppbuiltin.c (c_cpp_builtins): Predefine
1558         __cpp_constexpr_dynamic_alloc=201907 for -std=c++2a.
1560 2019-10-04  Joseph Myers  <joseph@codesourcery.com>
1562         PR c/82752
1563         * c-format.c (C_STD_VER): Handle C2x.
1564         (C_STD_NAME): Likewise.
1565         (strftime_flag_specs): Add 'O' modifier with 'p' flag.
1566         (time_char_table): Use separate entry for 'B' and 'b', with 'O'
1567         modifier allowed and 'p' flag.
1568         * c-format.h (enum format_std_version): Add STD_C2X.
1569         (struct format_char_info): Mention 'p' in comment on flags2.
1571 2019-10-01  David Malcolm  <dmalcolm@redhat.com>
1573         * c-opts.c (c_diagnostic_finalizer): Temporarily clear prefix when
1574         calling diagnostic_show_locus, rather than destroying it afterwards.
1576 2019-10-01  Jakub Jelinek  <jakub@redhat.com>
1578         PR c++/91925
1579         * c-warn.c (check_alignment_of_packed_member): Ignore FIELD_DECLs
1580         with NULL DECL_FIELD_OFFSET.
1582 2019-10-01  Richard Sandiford  <richard.sandiford@arm.com>
1584         * c-pretty-print.c (pp_c_specifier_qualifier_list): If a vector type
1585         has a type name, use it in preference to the __vector syntax.
1587 2019-09-30  Richard Sandiford  <richard.sandiford@arm.com>
1589         * c-pretty-print.c (pp_c_parameter_type_list): Avoid printing
1590         two spaces between a comma and "...".
1592 2019-09-27  Jakub Jelinek  <jakub@redhat.com>
1594         PR c++/88203
1595         * c-common.h (c_omp_predefined_variable): Declare.
1596         * c-omp.c (c_omp_predefined_variable): New function.
1597         (c_omp_predetermined_sharing): Return OMP_CLAUSE_DEFAULT_SHARED
1598         for predefined variables.
1600 2019-09-27  Richard Sandiford  <richard.sandiford@arm.com>
1602         * c-common.h (build_function_call_vec): Take the original
1603         function decl as an optional final parameter.
1604         (check_builtin_function_arguments): Take the original function decl.
1605         * c-common.c (check_builtin_function_arguments): Likewise.
1606         Handle all built-in functions, not just BUILT_IN_NORMAL ones.
1607         Use targetm.check_builtin_call to check BUILT_IN_MD functions.
1609 2019-09-15  Jason Merrill  <jason@redhat.com>
1611         * c-warn.c (warn_logical_operator): Strip location wrappers.  Don't
1612         fold_for_warn in "|| mask" warning.
1614 2019-09-10  Martin Liska  <mliska@suse.cz>
1616         * c.opt: Use newly added WarnRemoved.
1618 2019-09-09  Martin Liska  <mliska@suse.cz>
1620         * c.opt: Update comment of removed
1621         options that are preserved only for backward
1622         compatibility.
1624 2019-09-06  Martin Liska  <mliska@suse.cz>
1626         PR c++/91125
1627         * c-common.c: Remove definition of flag_use_repository.
1628         * c-common.h: Likewise.
1629         * c-opts.c (c_common_handle_option):
1630         Do not handle OPT_frepo option.
1631         * c.opt: Mark the option with Deprecated.
1633 2019-09-04  Marek Polacek  <polacek@redhat.com>
1635         * c.opt (fdeduce-init-list): Ignored.
1637 2019-09-04  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
1639         PR c/78736
1640         * c.opt (Wenum-conversion): New option.
1642 2019-09-03  Jozef Lawrynowicz  <jozef.l@mittosystems.com>
1644         * c-attribs.c (handle_section_attribute): Call the
1645         handle_generic_attribute target hook after performing target
1646         independent processing.
1647         (handle_noinit_attribute): Likewise.
1649 2019-09-03  Ian Lance Taylor  <iant@golang.org>
1651         * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Always expand
1652         when using -fgo-dump-spec.
1654 2019-09-02  Martin Liska  <mliska@suse.cz>
1656         PR c++/91155
1657         * c-common.c (fname_as_string): Use cxx_printable_name for
1658         __PRETTY_FUNCTION__ same as was used before r265711.
1660 2019-08-28  Marek Polacek  <polacek@redhat.com>
1662         Implement P1152R4: Deprecating some uses of volatile.
1663         PR c++/91361
1664         * c-opts.c (c_common_post_options): Enable -Wvolatile by
1665         default for C++2a, unless -Wno-deprecated.
1666         * c.opt (Wvolatile): New warning.
1668 2019-08-28  Marek Polacek  <polacek@redhat.com>
1670         PR c++/91360 - Implement C++20 P1143R2: constinit.
1671         * c-common.c (c_common_reswords): Add constinit and __constinit.
1672         (keyword_is_decl_specifier): Handle RID_CONSTINIT.
1673         * c-common.h (enum rid): Add RID_CONSTINIT, RID_FIRST_CXX20, and
1674         RID_LAST_CXX20.
1675         (D_CXX20): Define.
1676         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_constinit.
1677         * c-format.c (cxx_keywords): Add "constinit".
1678         * c.opt (Wc++2a-compat, Wc++20-compat): New options.
1680 2019-08-27  Jakub Jelinek  <jakub@redhat.com>
1682         PR c++/91415
1683         * c-common.c (verify_tree): For LSHIFT_EXPR, RSHIFT_EXPR,
1684         COMPONENT_REF and ARRAY_REF in cxx_dialect >= cxx17 mode handle it
1685         like COMPOUND_EXPR rather than normal expression.
1687 2019-08-23  Iain Sandoe  <iain@sandoe.co.uk>
1689         PR pch/61250
1690         * c-lex.c (c_lex_with_flags):  Don't call
1691         c_common_no_more_pch () from here.
1693 2019-08-23  Jakub Jelinek  <jakub@redhat.com>
1695         PR middle-end/91283
1696         * c-common.c (c_ts18661_flt_eval_method): Use flag_excess_precision
1697         instead of flag_excess_precision_cmdline.
1698         * c-cppbuiltin.c (c_cpp_flt_eval_method_iec_559): Likewise.
1699         * c-opts.c (c_common_post_options): Likewise.
1701 2019-08-22  Martin Sebor  <msebor@redhat.com>
1703         PR middle-end/91490
1704         * c-common.c (braced_list_to_string): Add argument and overload.
1705         Handle flexible length arrays and unions.
1707 2019-08-21  Eric Botcazou  <ebotcazou@adacore.com>
1709         * c-ada-spec.c (dump_ada_function_declaration): Be prepared for broken
1710         function declarations where arguments are missing.  Rename variables.
1712 2019-08-15  Richard Biener  <rguenther@suse.de>
1714         * c-common.c (c_stddef_cpp_builtins): When the GIMPLE FE is
1715         enabled, define __SIZETYPE__.
1717 2019-08-14  Christophe Lyon  <christophe.lyon@linaro.org>
1719         * c-attribs.c (c_common_attribute_table): Add "noinit" entry. Add
1720         exclusion with "section" attribute.
1721         (attr_noinit_exclusions): New table.
1722         (handle_noinit_attribute): New function.
1724 2019-08-13  Richard Sandiford  <richard.sandiford@arm.com>
1726         PR middle-end/91421
1727         * c-common.c (resolve_overloaded_builtin): Use
1728         copy_decl_built_in_function.
1730 2019-08-13  Martin Sebor  <msebor@redhat.com>
1732         PR c/80619
1733         * c-format.c (printf_length_specs): Set FMT_LEN_w for "w".
1734         (asm_fprintf_length_spec): Same.
1735         * c-format.h (format_lengths): Add FMT_LEN_w.
1737 2019-08-10  Jakub Jelinek  <jakub@redhat.com>
1739         * c-pragma.h (enum pragma_omp_clause): Add
1740         PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
1742 2019-08-07  Jakub Jelinek  <jakub@redhat.com>
1744         * c-pragma.h (enum pragma_omp_clause): Add
1745         PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.  Set PRAGMA_OACC_CLAUSE_USE_DEVICE
1746         equal to PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR instead of being a separate
1747         enumeration value.
1749 2019-08-05  Marek Polacek  <polacek@redhat.com>
1751         PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
1752         * c-opts.c (c_common_post_options): Enable -Wcomma-subscript by
1753         default for C++2a, unless -Wno-deprecated.
1754         * c.opt (Wcomma-subscript): New warning.
1756 2019-07-20  Jakub Jelinek  <jakub@redhat.com>
1758         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_LOOP.
1759         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_BIND.
1760         * c-pragma.c (omp_pragmas_simd): Add PRAGMA_OMP_LOOP entry.
1761         * c-common.h (enum c_omp_clause_split): Add C_OMP_CLAUSE_SPLIT_LOOP.
1762         * c-omp.c (c_omp_split_clauses): Add support for 4 new combined
1763         constructs with the loop construct.
1765 2019-07-13  Jakub Jelinek  <jakub@redhat.com>
1767         PR c/91149
1768         * c-omp.c (c_omp_split_clauses): Fix a pasto in
1769         OMP_CLAUSE_REDUCTION_TASK handling.
1771 2019-07-12  Jakub Jelinek  <jakub@redhat.com>
1773         * c-pragma.h (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ORDER.
1774         * c-omp.c (c_omp_split_clauses): Handle splitting of OMP_CLAUSE_ORDER.
1776 2019-07-09  Martin Sebor  <msebor@redhat.com>
1778         PR c++/61339
1779         * c-opts.c (handle_deferred_opts): Change class-key of PODs to struct
1780         and others to class.
1781         * c-pretty-print.h: Same.
1783 2019-07-09  Martin Sebor  <msebor@redhat.com>
1785         PR c++/61339
1786         * c-format.c (check_argument_type): Change class-key from class to
1787         struct and vice versa to match convention and avoid -Wclass-is-pod
1788         and -Wstruct-no-pod.
1789         * c-pretty-print.h: Same.
1791 2019-07-03  Martin Liska  <mliska@suse.cz>
1793         * c-common.c (try_to_locate_new_include_insertion_point): Remove
1794         dead assignemts.
1796 2019-07-03  Jakub Jelinek  <jakub@redhat.com>
1798         * c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_REDUCTION_INSCAN
1799         clauses on OMP_FOR rather than OMP_PARALLEL when OMP_FOR is combined
1800         with OMP_PARALLEL.
1802 2019-07-02  qing zhao  <qing.zhao@oracle.com>
1804         PR preprocessor/90581
1805         * c-opts.c (c_common_handle_option): Handle -fmax-include-depth.
1806         * c.opt: Add new option -fmax-include-depth.
1808 2019-06-26  Jason Merrill  <jason@redhat.com>
1810         PR c++/55442 - memory-hog with highly recursive constexpr.
1811         * c.opt (fconstexpr-loop-limit): New.
1813 2019-06-25  Jakub Jelinek  <jakub@redhat.com>
1815         PR sanitizer/90954
1816         * c-omp.c (c_finish_omp_atomic): Allow tree_invariant_p in addition
1817         to SAVE_EXPR in first operand of a COMPOUND_EXPR.
1819 2019-06-25  Jozef Lawrynowicz  <jozef.l@mittosystems.com>
1821         * c-common.c (c_common_nodes_and_builtins): Define
1822         alternate "__intN__" name for "__intN" types.
1824 2019-06-24  Jan Hubicka  <jh@suse.cz>
1826         * c-common.c (braced_lists_to_strings): Check that
1827         type is array or integer prior checking string flag.
1829 2019-06-21  Matthew Beliveau  <mbelivea@redhat.com>
1831         PR c++/90875 - added -Wswitch-outside-range option
1832         * c.opt (Wswitch-outside-range): Added new option.
1833         * c-warn.c (c_do_switch_warnings): Use OPT_Wswitch-outside-range.
1835 2019-06-21  Marek Polacek  <polacek@redhat.com>
1837         PR c++/90953 - ICE with -Wmissing-format-attribute.
1838         * c-common.c (check_function_arguments_recurse): Use
1839         get_attribute_name.
1840         (check_missing_format_attribute): Likewise.
1842 2019-06-19  Marek Polacek  <polacek@redhat.com>
1844         PR c++/60364 - noreturn after first decl not diagnosed.
1845         * c-attribs.c (handle_noreturn_attribute): No longer static.
1846         * c-common.h (handle_noreturn_attribute, attr_noreturn_exclusions):
1847         Declare.
1848         * c-format.c (check_function_format): Use get_attribute_name.
1850 2019-06-19  Martin Sebor  <msebor@redhat.com>
1852         PR translation/90156
1853         * c-format.c (function_format_info::format_type): Adjust type.
1854         (function_format_info::is_raw): New member.
1855         (decode_format_type): Adjust signature.  Handle "raw" diag attributes.
1856         (decode_format_attr): Adjust call to decode_format_type.
1857         Avoid a redundant call to convert_format_name_to_system_name.
1858         Avoid abbreviating the word "arguments" in a diagnostic.
1859         (format_warning_substr): New function.
1860         (avoid_dollar_number): Quote dollar sign in a diagnostic.
1861         (finish_dollar_format_checking): Same.
1862         (check_format_info): Same.
1863         (struct baltoks_t): New.
1864         (c_opers, c_keywords, cxx_keywords, badwords, contrs): New arrays.
1865         (maybe_diag_unbalanced_tokens, check_tokens, check_plain): New
1866         functions.
1867         (check_format_info_main): Call check_plain.  Use baltoks_t.  Call
1868         maybe_diag_unbalanced_tokens.
1869         (handle_format_attribute): Spell out the word "arguments" in
1870         a diagnostic.
1872 2019-06-11  Matthew Beliveau  <mbelivea@redhat.com>
1874         PR c++/90449 - add -Winaccessible-base option.
1875         * c.opt (Winaccessible-base): New option.
1877 2019-06-10  Jakub Jelinek  <jakub@redhat.com>
1879         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_SCAN.
1880         * c-pragma.c (omp_pragmas_simd): Add #pragma omp scan.
1881         * c-omp.c (c_omp_split_clauses): Diagnose inscan reductions on
1882         combined/composite constructs where it is not allowed.  Copy over
1883         OMP_CLAUSE_REDUCTION_INSCAN.
1885 2019-06-05  Martin Sebor  <msebor@redhat.com>
1887         * c-attribs.c (handle_mode_attribute): Adjust quoting and hyphenation.
1888         (handle_alias_ifunc_attribute): Same.
1889         (handle_copy_attribute): Same.
1890         (handle_weakref_attribute): Same.
1891         (handle_nonnull_attribute): Same.
1892         * c-warn.c (warn_for_sign_compare): Same.
1893         (warn_for_restrict): Same.
1894         * c.opt: Same.
1896 2019-06-05  Martin Sebor  <msebor@redhat.com>
1898         * c-pragma.c (handle_pragma_weak): Adjust quoting in a diagnostic.
1899         * c.opt (-Wformat-diag): Remove a spurious period.
1901 2019-05-29  Jakub Jelinek  <jakub@redhat.com>
1903         PR c/90628
1904         * c-common.c (check_builtin_function_arguments)
1905         <case BUILTIN_*_OVERFLOW>: Diagnose pointer to const qualified integer
1906         as last argument.
1908 2019-05-23  Eric Botcazou  <ebotcazou@adacore.com>
1910         * c-ada-spec.c (compare_node): Compare the DECL_UIDs as a last resort.
1912 2019-05-22  Martin Liska  <mliska@suse.cz>
1914         PR lto/90500
1915         * c-attribs.c (handle_copy_attribute): Do not copy
1916         target_clones attribute.
1918 2019-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1920         * c-ada-spec.h (enum cpp_operation): Add IS_ASSIGNMENT_OPERATOR.
1921         * c-ada-spec.c (print_assignment_operator): New function.
1922         (dump_ada_declaration) <FUNCTION_DECL>: Call it do dump explicit copy
1923         assignment operators declared as methods and filter out the others.
1925 2019-05-17  Thomas Schwinge  <thomas@codesourcery.com>
1927         PR c/89433
1928         * c-attribs.c (c_common_attribute_table): Set min_len to -1 for
1929         "omp declare target".
1931 2019-05-16  Martin Sebor  <msebor@redhat.com>
1933         * c-attribs.c (handle_no_sanitize_attribute): Quote identifiers,
1934         keywords, operators, and types in diagnostics.
1935         (handle_scalar_storage_order_attribute): Same.
1936         (handle_mode_attribute): Same.
1937         (handle_visibility_attribute): Same.
1938         (handle_assume_aligned_attribute): Same.
1939         (handle_no_split_stack_attribute): Same.
1940         * c-common.c (shorten_compare): Same.
1941         (c_common_truthvalue_conversion): Same.
1942         (cb_get_source_date_epoch): Same.
1943         * c-lex.c (cb_def_pragma): Quote keywords, operators, and types
1944         in diagnostics.
1945         (interpret_float): Same.
1946         * c-omp.c (c_finish_omp_for): Same.
1947         * c-opts.c (c_common_post_options): Same.
1948         * c-pch.c (c_common_pch_pragma): Same.
1949         * c-pragma.c (pop_alignment): Same.
1950         (handle_pragma_pack): Same.
1951         (apply_pragma_weak): Same.
1952         (handle_pragma_weak): Same.
1953         (handle_pragma_scalar_storage_order): Same.
1954         (handle_pragma_redefine_extname): Same.
1955         (add_to_renaming_pragma_list): Same.
1956         (maybe_apply_renaming_pragma): Same.
1957         (push_visibility): Same.
1958         (handle_pragma_visibility): Same.
1959         (handle_pragma_optimize): Same.
1960         (handle_pragma_message): Same.
1961         * c-warn.c (warn_for_omitted_condop): Same.
1962         (lvalue_error): Same.
1964 2019-05-15  Richard Biener  <rguenther@suse.de>
1966         PR c/90474
1967         * c-common.c (c_common_mark_addressable_vec): Also mark
1968         a COMPOUND_LITERAL_EXPR_DECL addressable similar to
1969         c_mark_addressable.
1971 2019-05-06  Nathan Sidwell  <nathan@acm.org>
1973         * c-opts.c (handle_defered_opts): Rename struct deps to struc mkdeps.
1975 2019-04-30  Nathan Sidwell  <nathan@acm.org>
1977         * c-common.c (c_common_init_ts): Use MARK_TS_EXP.  Mark SIZEOF_EXPR.
1979 2019-04-30  Martin Liska  <mliska@suse.cz>
1981         * c-pragma.c (handle_pragma_diagnostic): Provide hints
1982         for unknown options.
1984 2019-04-26  Richard Sandiford  <richard.sandiford@arm.com>
1986         * c-warn.c (strict_aliasing_warning): Apply COMPLETE_TYPE_P to
1987         the pointer target rather than the pointer itself.
1989 2019-04-19  Jakub Jelinek  <jakub@redhat.com>
1991         PR c/89888
1992         * c-common.h (c_add_case_label): Remove orig_type and outside_range_p
1993         arguments.
1994         (c_do_switch_warnings): Remove outside_range_p argument.
1995         * c-common.c (check_case_bounds): Removed.
1996         (c_add_case_label): Remove orig_type and outside_range_p arguments.
1997         Don't call check_case_bounds.  Fold low_value as well as high_value.
1998         * c-warn.c (c_do_switch_warnings): Remove outside_range_p argument.
1999         Check for case labels outside of range of original type here and
2000         adjust them.
2002 2019-04-12  Jakub Jelinek  <jakub@redhat.com>
2004         PR translation/90041
2005         * c.opt (-fhandle-exceptions): Use %< and %> around option names
2006         in the Warn diagnostics.
2008         PR c/89946
2009         * c-attribs.c (handle_patchable_function_entry_attribute): Add
2010         function comment.  Warn if arguments of the attribute are not positive
2011         integer constants.
2013 2019-04-09  Eric Botcazou  <ebotcazou@adacore.com>
2015         * c-ada-spec.c (print_destructor): Deal with deleting destructors.
2016         (dump_ada_declaration) <FUNCTION_DECL>: Likewise.
2018 2019-04-07  Eric Botcazou  <ebotcazou@adacore.com>
2020         * c-ada-spec.c (is_float128): New predicate extracted from...
2021         (dump_ada_node) <COMPLEX_TYPE>: Use it to recognize __cfloat128.
2022         <REAL_TYPE>: ...here.  Call it.
2024 2019-04-05  David Malcolm  <dmalcolm@redhat.com>
2026         PR c/89985
2027         * c-warn.c (check_address_or_pointer_of_packed_member): Add
2028         auto_diagnostic_group.  Guard inform calls by result of
2029         warning_at call.
2031 2019-04-05  Marek Polacek  <polacek@redhat.com>
2033         PR c++/89973 - -Waddress-of-packed-member ICE with invalid conversion.
2034         * c-warn.c (check_address_or_pointer_of_packed_member): Check the type
2035         of RHS.
2037 2019-04-03  Jason Merrill  <jason@redhat.com>
2039         PR c++/86586 - -fcompare-debug=-Wsign-compare.
2040         * c-warn.c (warn_for_sign_compare): Call fold_for_warn.
2042 2019-04-01  Martin Sebor  <msebor@redhat.com>
2044         PR c/89685
2045         * c-attribs.c (handle_copy_attribute): Handle references and
2046         non-constant expressions.
2048 2019-03-22  Jakub Jelinek  <jakub@redhat.com>
2050         PR c++/87481
2051         * c.opt (-fconstexpr-ops-limit=): New option.
2053 2019-03-21  Jakub Jelinek  <jakub@redhat.com>
2055         * c-common.c (per_file_includes_t): Use false as Lazy in hash_set
2056         template param.
2058 2019-03-19  Martin Sebor  <msebor@redhat.com>
2060         PR tree-optimization/89688
2061         * c-common.c (braced_list_to_string): Make static.
2062         (braced_lists_to_strings): Define new function.
2063         * c-common.h (braced_list_to_string): Remove.
2064         (braced_lists_to_strings): Declare.
2066 2019-03-12  Martin Liska  <mliska@suse.cz>
2068         * c-opts.c (c_common_handle_option): Wrap option with %< and %>.
2070 2019-03-11  Martin Liska  <mliska@suse.cz>
2072         * c-opts.c (c_common_post_options): Wrap apostrophes
2073         in gcc internal format with %'.
2075 2019-03-11  Martin Liska  <mliska@suse.cz>
2077         * c-attribs.c (handle_nocf_check_attribute): Wrap an option name
2078         in a string format message and fix GNU coding style.
2079         * c-common.c (vector_types_convertible_p): Likewise.
2080         (c_build_vec_perm_expr): Likewise.
2081         * c-indentation.c (get_visual_column): Likewise.
2082         * c-opts.c (c_common_handle_option): Likewise.
2083         (c_common_post_options): Likewise.
2084         (sanitize_cpp_opts): Likewise.
2085         * c-pch.c (c_common_pch_pragma): Likewise.
2086         * c-pragma.c (handle_pragma_pack): Likewise.
2088 2019-03-08  Jakub Jelinek  <jakub@redhat.com>
2090         PR tree-optimization/89550
2091         * c-common.c (c_common_truthvalue_conversion): Only set
2092         TREE_NO_WARNING if warning_at returned true.
2093         * c-warn.c (overflow_warning, warn_logical_operator): Likewise.
2095 2019-02-25  Sandra Loosemore  <sandra@codesourcery.com>
2096             Martin Sebor  <msebor@gmail.com>
2098         * c.opt (Wmissing-attributes): Clean up doc string.
2100 2019-02-25  Jakub Jelinek  <jakub@redhat.com>
2102         PR c/89495
2103         * c-format.c (maybe_read_dollar_number): Compute nargnum in
2104         HOST_WIDE_INT type to avoid overflows and change overflow_flag
2105         checking.
2107 2019-02-22  Richard Biener  <rguenther@suse.de>
2109         * c-pch.c (no_checksum): Remove.
2110         (pch_init): Remove assertion that executable_checksum is not
2111         all zero.
2112         (c_common_valid_pch): Likewise.
2114 2019-02-18  Martin Sebor  <msebor@redhat.com>
2116         PR middle-end/89294
2117         * c-common.c (invalid_array_size_error): Handle cst_size_not_constant.
2119 2019-02-16  David Malcolm  <dmalcolm@redhat.com>
2121         PR c++/88680
2122         * c-common.c (shorten_compare): Call fold_for_warn on op0 when
2123         implementing -Wtype-limits.
2125 2019-02-11  Martin Sebor  <msebor@redhat.com>
2127         PR c++/87996
2128         * c-common.c (invalid_array_size_error): New function.
2129         (valid_array_size_p): Call it.  Handle size as well as type.
2130         * c-common.h (valid_constant_size_p): New function.
2131         (enum cst_size_error): New type.
2133 2019-01-31  David Malcolm  <dmalcolm@redhat.com>
2135         PR c/89122
2136         * known-headers.cc (get_stdlib_header_for_name): Add
2137         {FLT|DBL|LDBL}_{MAX|MIN} to "hints" array.
2139 2019-01-31  Jakub Jelinek  <jakub@redhat.com>
2141         PR libstdc++/88170
2142         * c-pretty-print.c (pp_c_enumeration_constant): Print always as
2143         a C cast in pp_c_flag_gnu_v3 mode.
2145 2019-01-29  Jakub Jelinek  <jakub@redhat.com>
2147         PR c/86125
2148         * c-common.c (c_common_nodes_and_builtins): Build type variants for
2149         builtin_structptr_types types even for C.
2151 2019-01-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2153         * c-warn.c (check_address_or_pointer_of_packed_member): Handle the case
2154         when rhs is of array type correctly.  Fix handling of nested structures.
2155         Fix handling of indirect_ref together with nop_expr and/or addr_expr.
2156         (check_and_warn_address_or_pointer_of_packed_member): Fix handling of
2157         type casts within nested compound expressions.
2159 2019-01-22  Jakub Jelinek  <jakub@redhat.com>
2161         PR middle-end/88968
2162         * c-omp.c (c_finish_omp_atomic): For bitfield atomics, update type
2163         variable after using BIT_FIELD_REF.
2165 2019-01-18  H.J. Lu  <hongjiu.lu@intel.com>
2167         PR c/51628
2168         PR c/88664
2169         * c-common.h (warn_for_address_or_pointer_of_packed_member):
2170         Remove the boolean argument.
2171         * c-warn.c (check_address_of_packed_member): Renamed to ...
2172         (check_address_or_pointer_of_packed_member): This.  Also
2173         warn pointer conversion.
2174         (check_and_warn_address_of_packed_member): Renamed to ...
2175         (check_and_warn_address_or_pointer_of_packed_member): This.
2176         Also warn pointer conversion.
2177         (warn_for_address_or_pointer_of_packed_member): Remove the
2178         boolean argument.  Don't check pointer conversion here.
2180 2019-01-15  Richard Sandiford  <richard.sandiford@arm.com>
2182         PR inline-asm/52813
2183         * c.opt (Wdeprecated): Move documentation and variable to common.opt.
2185 2019-01-14  Jakub Jelinek  <jakub@redhat.com>
2187         * c-cppbuiltin.c (c_cpp_builtin): Define __cpp_guaranteed_copy_elision
2188         and __cpp_nontype_template_parameter_auto.  Add a comment that
2189         __cpp_template_auto is deprecated.
2191 2019-01-14  Tom Honermann  <tom@honermann.net>
2193         Implement P0482R5, char8_t: A type for UTF-8 characters and strings
2194         * c-common.c (c_common_reswords): Add char8_t.
2195         (fix_string_type): Use char8_t for the type of u8 string literals.
2196         (c_common_get_alias_set): char8_t doesn't alias.
2197         (c_common_nodes_and_builtins): Define char8_t as a builtin type in
2198         C++.
2199         (c_stddef_cpp_builtins): Add __CHAR8_TYPE__.
2200         (keyword_begins_type_specifier): Add RID_CHAR8.
2201         * c-common.h (rid): Add RID_CHAR8.
2202         (c_tree_index): Add CTI_CHAR8_TYPE and CTI_CHAR8_ARRAY_TYPE.
2203         Define D_CXX_CHAR8_T and D_CXX_CHAR8_T_FLAGS.
2204         Define char8_type_node and char8_array_type_node.
2205         * c-cppbuiltin.c (cpp_atomic_builtins): Predefine
2206         __GCC_ATOMIC_CHAR8_T_LOCK_FREE.
2207         (c_cpp_builtins): Predefine __cpp_char8_t.
2208         * c-lex.c (lex_string): Use char8_array_type_node as the type of
2209         CPP_UTF8STRING.
2210         (lex_charconst): Use char8_type_node as the type of CPP_UTF8CHAR.
2211         * c-opts.c: If not otherwise specified, enable -fchar8_t when
2212         targeting C++2a.
2213         * c.opt: Add the -fchar8_t command line option.
2215 2019-01-14  Martin Sebor  <msebor@redhat.com>
2217         PR target/88638
2218         * c-attribs.c (positional_argument): Call valid_format_string_type_p
2219         and issue errors if it fails.
2220         * c-common.h (valid_format_string_type_p): Declare.
2221         * c-format.c (valid_stringptr_type_p): Rename...
2222         (valid_format_string_type_p): ...to this and make extern.
2223         (handle_format_arg_attribute): Adjust to new name.
2224         (check_format_string): Same.
2226 2019-01-13  H.J. Lu  <hongjiu.lu@intel.com>
2228         * c-warn.c (warn_for_address_or_pointer_of_packed_member):
2229         Replace "may may" with "may" in warning message.
2231 2019-01-07  Jakub Jelinek  <jakub@redhat.com>
2233         PR c++/85052
2234         * c-common.h (enum rid): Add RID_BUILTIN_CONVERTVECTOR.
2235         (c_build_vec_convert): Declare.
2236         * c-common.c (c_build_vec_convert): New function.
2238 2019-01-04  Martin Sebor  <msebor@redhat.com>
2240         PR c/88546
2241         * c-attribs.c (handle_copy_attribute): Avoid copying attribute leaf.
2242         Handle C++ empty throw specification and C11 _Noreturn.
2243         (has_attribute): Also handle C11 _Noreturn.
2245 2019-01-04  Martin Sebor  <msebor@redhat.com>
2247         PR c/88363
2248         * c-attribs.c (positional_argument): Also accept enumerated types.
2250 2019-01-01  Jakub Jelinek  <jakub@redhat.com>
2252         Update copyright years.
2254 2018-12-20  H.J. Lu  <hongjiu.lu@intel.com>
2256         PR c/51628
2257         * c-common.h (warn_for_address_or_pointer_of_packed_member): New.
2258         * c-warn.c (check_alignment_of_packed_member): New function.
2259         (check_address_of_packed_member): Likewise.
2260         (check_and_warn_address_of_packed_member): Likewise.
2261         (warn_for_address_or_pointer_of_packed_member): Likewise.
2262         * c.opt: Add -Wno-address-of-packed-member.
2264 2018-12-20  David Malcolm  <dmalcolm@redhat.com>
2266         PR c++/87504
2267         * c-warn.c (get_outermost_macro_expansion): New function.
2268         (spelled_the_same_p): Use it to unwind the macro expansions, and
2269         compare the outermost macro in each nested expansion, rather than
2270         the innermost.
2272 2018-12-19  David Malcolm  <dmalcolm@redhat.com>
2274         PR c++/87504
2275         * c-common.h (warn_tautological_cmp): Convert 1st param from
2276         location_t to const op_location_t &.
2277         * c-warn.c (find_array_ref_with_const_idx_r): Call fold_for_warn
2278         when testing for INTEGER_CST.
2279         (warn_tautological_bitwise_comparison): Convert 1st param from
2280         location_t to const op_location_t &; use it to build a
2281         binary_op_rich_location, and use this.
2282         (spelled_the_same_p): New function.
2283         (warn_tautological_cmp): Convert 1st param from location_t to
2284         const op_location_t &.  Warn for macro expansions if
2285         spelled_the_same_p.  Use binary_op_rich_location.
2287 2018-12-19  David Malcolm  <dmalcolm@redhat.com>
2289         PR c++/43064
2290         PR c++/43486
2291         * c-common.c (unsafe_conversion_p): Fold any location wrapper.
2292         (verify_tree): Handle location wrappers.
2293         (c_common_truthvalue_conversion): Strip any location wrapper.
2294         Handle CONST_DECL.
2295         (fold_offsetof): Strip any location wrapper.
2296         (complete_array_type): Likewise for initial_value.
2297         (convert_vector_to_array_for_subscript): Call fold_for_warn on the
2298         index before checking for INTEGER_CST.
2299         * c-pretty-print.c (c_pretty_printer::primary_expression): Don't
2300         print parentheses around location wrappers.
2301         * c-warn.c (warn_logical_operator): Call fold_for_warn on op_right
2302         before checking for INTEGER_CST.
2303         (warn_tautological_bitwise_comparison): Call
2304         tree_strip_any_location_wrapper on lhs, rhs, and bitop's operand
2305         before checking for INTEGER_CST.
2306         (readonly_error): Strip any location wrapper.
2307         (warn_array_subscript_with_type_char): Strip location wrappers
2308         before checking for INTEGER_CST.  Use the location of the index if
2309         available.
2311 2018-12-06  Jason Merrill  <jason@redhat.com>
2313         PR c++/88136 - -Wdeprecated-copy false positives
2314         * c.opt (Wdeprecated-copy-dtor): New.
2315         (Wdeprecated-copy): Move to -Wextra.
2317 2018-11-29  Martin Sebor  <msebor@redhat.com>
2319         PR c/88172
2320         PR testsuite/88208
2321         * c-attribs.c (common_handle_aligned_attribute): Silently avoid setting
2322         alignments to values less than the target requires.
2323         (has_attribute): For attribute aligned consider both the attribute
2324         and the alignment bits.
2325         * c-common.c (c_init_attributes): Optionally issue a warning for
2326         zero alignment.
2328 2018-11-28  Martin Sebor  <msebor@redhat.com>
2330         PR c/88065
2331         PR c/87297
2332         * c-warn.c (sizeof_pointer_memaccess_warning): Bail if source
2333         or destination is an error.
2335 2018-11-28  Jakub Jelinek  <jakub@redhat.com>
2337         PR c++/88215
2338         * c-ubsan.c: Include langhooks.h.
2339         (ubsan_instrument_division): Change gcc_assert that main variants
2340         of op0 and op1 types are equal to gcc_checking_assert that the
2341         main variants are compatible types.
2343 2018-11-27  Eric Botcazou  <ebotcazou@adacore.com>
2345         * c-ada-spec.c: Include stringpool.h.
2346         (has_static_fields): Return false for incomplete types.
2347         (is_tagged_type): Likewise.
2348         (has_nontrivial_methods): Likewise.
2349         (dump_ada_node) <INTEGER_TYPE>: Deal specifically with __int128.
2350         (struct overloaded_name_hash): New structure.
2351         (struct overloaded_name_hasher): Likewise.
2352         (overloaded_names): New global variable.
2353         (init_overloaded_names): New static function.
2354         (overloaded_name_p): New predicate.
2355         (dump_ada_declaration) <TYPE_DECL>: Tidy up and set TREE_VISITED
2356         on the TYPE_STUB_DECL of the original type of a typedef, if any.
2357         <FUNCTION_DECL>: Bail out for an unsupported overloaded name.
2358         Remove always-true condition and dump forward types.
2359         (dump_ada_specs): Delete overloaded_names.
2361 2018-11-20  Martin Sebor  <msebor@redhat.com>
2363         * c-attribs.c (type_for_vector_size): New function.
2364         (type_valid_for_vector_size): Same.
2365         (handle_vector_size_attribute): Move code to the functions above
2366         and call them.
2367         (validate_attribute, has_attribute): New functions.
2368         * c-common.h (has_attribute): Declare.
2369         (rid): Add RID_HAS_ATTRIBUTE_EXPRESSION.
2370         * c-common.c (c_common_resword): Same.
2372 2018-11-16  Jason Merrill  <jason@redhat.com>
2374         * c-lex.c (c_common_has_attribute): Handle likely/unlikely.
2375         * c-attribs.c (attr_cold_hot_exclusions): Make public.
2377 2018-11-16  Jakub Jelinek  <jakub@redhat.com>
2379         PR middle-end/87854
2380         * c-common.c (fix_string_type): Reject string literals larger than
2381         TYPE_MAX_VALUE (ssizetype) bytes.
2383 2018-11-15  Martin Sebor  <msebor@redhat.com>
2385         PR c++/87541
2386         PR c++/87542
2387         * c-attribs.c (positional_argument): New function.
2388         (handle_alloc_size_attribute): Use it and simplify.
2389         (handle_alloc_align_attribute): Same.
2390         (handle_assume_aligned_attribute): Same.
2391         (handle_nonnull_attribute): Same.
2392         * c-common.c (check_function_arguments): Pass fntype to
2393         check_function_format.
2394         * c-common.h (check_function_format): Add an argument.
2395         (PosArgFlags, positional_argument): Declare new type and function.
2396         * c-format.c (decode_format_attr): Add arguments.
2397         (check_format_string, get_constant): Same.
2398         (convert_format_name_to_system_name): Adjust.
2400 2018-11-15  David Malcolm  <dmalcolm@redhat.com>
2402         PR other/19165
2403         * c-opts.c (c_diagnostic_finalizer): Add diagnostic_t param.
2405 2018-11-14  Jakub Jelinek  <jakub@redhat.com>
2407         P1236R1 - Signed integers are two's complement
2408         * c-warn.c (maybe_warn_shift_overflow): Don't warn for c++2a.
2409         * c-ubsan.c (ubsan_instrument_shift): Make signed shifts
2410         with in-range second operand well defined for -std=c++2a.
2412         PR other/88007
2413         * c-common.c (parse_optimize_options): Allocate option string from
2414         opts_obstack rather than as GC memory.  Move the allocation after
2415         warning for invalid option.
2417 2018-11-13  David Malcolm  <dmalcolm@redhat.com>
2419         * c-common.c (c_get_substring_location): Update for renaming of
2420         get_source_location_for_substring to get_location_within_string.
2421         * c-lex.c: Replace "source_location" with "location_t".
2422         * c-opts.c: Likewise.
2423         * c-ppoutput.c: Likewise.
2425 2018-11-13  Martin Sebor  <msebor@redhat.com>
2427         PR middle-end/81824
2428         * c-attribs.c (handle_copy_attribute): Exclude inlining attributes.
2429         (handle_tls_model_attribute): Improve diagnostics.
2431 2018-11-12  Jason Merrill  <jason@redhat.com>
2433         * c-cppbuiltin.c (c_cpp_builtins): Define
2434         __cpp_impl_destroying_delete.
2436         * c-cppbuiltin.c (c_cpp_builtins): Change __cpp_explicit_bool to
2437         __cpp_conditional_explicit.
2439 2018-11-09  Martin Sebor  <msebor@redhat.com>
2441         PR middle-end/81824
2442         * c-attribs.c (handle_copy_attribute): New function.
2444 2018-11-09  Martin Sebor  <msebor@redhat.com>
2446         PR c/87795
2447         * c-common.c (check_user_alignment): Use MAX_OFILE_ALIGNMENT.
2449 2018-11-08  Jakub Jelinek  <jakub@redhat.com>
2451         * c-common.h (c_finish_omp_taskgroup): Add CLAUSES argument.
2452         (c_finish_omp_atomic): Replace bool SEQ_CST argument with
2453         enum omp_memory_order MEMORY_ORDER.
2454         (c_finish_omp_flush): Add MO argument.
2455         (c_omp_depend_t_p, c_finish_omp_depobj): Declare.
2456         (c_finish_omp_for): Add FINAL_P argument.
2457         * c-omp.c: Include memmodel.h.
2458         (c_finish_omp_taskgroup): Add CLAUSES argument.  Set
2459         OMP_TASKGROUP_CLAUSES to it.
2460         (c_finish_omp_atomic): Replace bool SEQ_CST argument with
2461         enum omp_memory_order MEMORY_ORDER.  Set OMP_ATOMIC_MEMORY_ORDER
2462         instead of OMP_ATOMIC_SEQ_CST.
2463         (c_omp_depend_t_p, c_finish_omp_depobj): New functions.
2464         (c_finish_omp_flush): Add MO argument, if not MEMMODEL_LAST, emit
2465         __atomic_thread_fence call with the given value.
2466         (check_omp_for_incr_expr): Formatting fixes.
2467         (c_finish_omp_for): Add FINAL_P argument.  Allow NE_EXPR
2468         even in OpenMP loops, diagnose if NE_EXPR and incr expression
2469         is not constant expression 1 or -1.  Transform NE_EXPR loops
2470         with iterators pointers to VLA into LT_EXPR or GT_EXPR loops.
2471         (c_omp_check_loop_iv_r): Look for orig decl of C++ range for
2472         loops too.
2473         (c_omp_split_clauses): Add support for combined
2474         #pragma omp parallel master and
2475         #pragma omp {,parallel }master taskloop{, simd} constructs.
2476         Handle OMP_CLAUSE_IN_REDUCTION.  Handle OMP_CLAUSE_REDUCTION_TASK.
2477         Handle OMP_CLAUSE_NONTEMPORAL.  Handle splitting OMP_CLAUSE_IF
2478         also to OMP_SIMD.  Copy OMP_CLAUSE_LASTPRIVATE_CONDITIONAL.
2479         (c_omp_predetermined_sharing): Don't return
2480         OMP_CLAUSE_DEFAULT_SHARED for const qualified decls.
2481         * c-pragma.c (omp_pragmas): Add PRAGMA_OMP_DEPOBJ and
2482         PRAGMA_OMP_REQUIRES.
2483         * c-pragma.h (enum pragma_kind): Likewise.
2484         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_NONTEMPORAL
2485         and PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION.
2487 2018-11-08  David Malcolm  <dmalcolm@redhat.com>
2489         * c-format.c (gcc_dump_printf_char_table): Add entry for %f.
2491 2018-11-08  David Malcolm  <dmalcolm@redhat.com>
2493         * c-format.c (local_cgraph_node_ptr_node): New variable.
2494         (gcc_dump_printf_char_table): Add entry for %C.
2495         (get_pointer_to_named_type): New function, taken from the handling
2496         code for "gimple *" from...
2497         (init_dynamic_diag_info): ...here.  Add handling for
2498         "cgraph_node *".
2499         * c-format.h (T_CGRAPH_NODE): New.
2501 2018-10-19  Jason Merrill  <jason@redhat.com>
2503         * c-cppbuiltin.c (c_cpp_builtins): Add
2504         __cpp_nontype_template_parameter_class.
2506 2018-10-31  Nathan Sidwell  <nathan@acm.org>
2508         * c-opts.c (c_finish_options): Force command line macro
2509         location.  Refactor to avoid repeating main debug hook.
2510         (push_command_line_include): Clarify comment.
2512         * c-opts.c (c_finish_options): Adjust cpp_force_token_locations call.
2514 2018-10-30  Martin Sebor  <msebor@redhat.com>
2516         PR middle-end/87041
2517         * c-format.c (check_format_types): Avoid diagnosing null pointer
2518         arguments to printf-family of functions.
2520 2018-10-30  Marek Polacek  <polacek@redhat.com>
2522         Implement P0892R2, explicit(bool).
2523         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_explicit_bool.
2525 2018-10-29  David Malcolm  <dmalcolm@redhat.com>
2527         * name-hint.h (name_hint::take_deferred): New member function.
2529 2018-10-29  David Malcolm  <dmalcolm@redhat.com>
2531         PR c++/56856
2532         * c-common.c (check_function_sentinel): Call fold_for_warn on the
2533         argument.
2534         (check_function_restrict): Rename param "argarray" to
2535         "unfolded_argarray", and make a copy named "argarray", calling
2536         fold_for_warn on each argument.
2537         (check_function_arguments): Add note about responsibility for
2538         folding the arguments.
2540 2018-10-17  Joseph Myers  <joseph@codesourcery.com>
2542         * c-common.c (flag_isoc2x): New variable.
2543         * c-common.h (clk_c): Update comment to reference C2X.
2544         (flag_isoc99, flag_isoc11): Update comments to reference future
2545         standard versions in general.
2546         (flag_isoc2x): Declare.
2547         * c-opts.c (set_std_c2x): New function.
2548         (c_common_handle_option): Handle -std=c2x and -std=gnu2x.
2549         (set_std_c89, set_std_c99, set_std_c11, set_std_c17): Set
2550         flag_isoc2x to 0.
2551         * c.opt (Wc11-c2x-compat, std=c2x, std=gnu2x): New options.
2553 2018-10-17  Joseph Myers  <joseph@codesourcery.com>
2555         * c.opt (std=c17, std=c18, std=gnu17, std=gnu18, std=iso9899:2017)
2556         (std=iso9899:2018): Document C17 as published in 2018.
2558 2018-10-12  Christophe Lyon  <christophe.lyon@linaro.org>
2560         PR c++/87364
2561         * c-pretty-print.c (c_pretty_printer::constant): Fix typo.
2563 2018-10-11  Will Wray  <wjwray@gmail.com>
2565         PR c++/87364
2566         * c-pretty-print.h (pp_c_type_cast): Prototype.
2567         (pp_c_integer_constant): Likewise.
2568         * c-pretty-print.c (pp_c_type_cast): No longer static.
2569         (pp_c_integer_constant): Likewise.
2570         (pp_c_enumeration_constant): Fix loop termination when finding
2571         name of constant.  No longer returns a value.  Call
2572         pp_c_integer_constant.
2573         (c_pretty_printer::constant): Update for changes to
2574         pp_c_enumeration_constant.
2576 2018-10-11  Jakub Jelinek  <jakub@redhat.com>
2578         * c-lex.c (c_common_has_attribute): Return 201803 instead of 20180312
2579         for no_unique_address.
2581 2018-10-09  David Malcolm  <dmalcolm@redhat.com>
2583         * c-common.c (c_option_controlling_cpp_error): Rename to...
2584         (c_option_controlling_cpp_diagnostic): ...this, and convert
2585         "reason" from int to enum.
2586         (c_cpp_error): Rename to...
2587         (c_cpp_diagnostic): ...this, converting level and reason to enums.
2588         * c-common.h (c_cpp_error): Rename to...
2589         (c_cpp_diagnostic): ...this, converting level and reason to enums.
2590         * c-opts.c (c_common_init_options): Update for renaming.
2592 2018-10-08  Richard Sandiford  <richard.sandiford@arm.com>
2594         PR c/87286
2595         * c-common.c (vector_types_compatible_elements_p): Use
2596         INTEGRAL_TYPE_P instead of checking only for INTEGER_TYPE.
2598 2018-10-04  Vinay Kumar  <vinay.kumar@blackfigtech.com>
2600         * c-attribs.c (get_priority): Add a warning flag warn_prio_ctor_dtor
2601         to generate constructor destructor priority warning.
2602         * c.opt (-Wprio-ctor-dtor): New option.
2604 2018-10-01  Jason Merrill  <jason@redhat.com>
2606         * c-lex.c (c_common_has_attribute): Add no_unique_address.
2608 2018-10-01  Eric Botcazou  <ebotcazou@adacore.com>
2610         * c-ada-spec.c (get_underlying_decl): Get to the main type variant.
2611         (dump_ada_node): Add const keyword.
2613 2018-09-25  Martin Liska  <mliska@suse.cz>
2615         * c-common.c (c_common_truthvalue_conversion):
2616         Remove Pascal from documentation.
2618 2018-09-21  Eric Botcazou  <ebotcazou@adacore.com>
2620         * c-ada-spec.c: Include diagnostic.h.
2621         (dump_ada_declaration) <RECORD_TYPE>: Issue a warning on packed layout.
2623 2018-09-19  Marek Polacek  <polacek@redhat.com>
2625         * c.opt (Wclass-conversion): New.
2627 2018-09-17  David Malcolm  <dmalcolm@redhat.com>
2629         * c-format.c (range_label_for_format_type_mismatch::get_text):
2630         Update for new param.
2632 2018-09-17  David Malcolm  <dmalcolm@redhat.com>
2634         * c-format.c (format_warning_at_char): Update for introduction of
2635         format_string_diagnostic_t.
2636         (format_type_warning): Likewise.
2638 2018-09-17  Martin Jambor  <mjambor@suse.cz>
2640         PR c/63886
2641         * c.opt (Wabsolute-value): New.
2643 2018-09-06  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2645         * c-common.c (complete_flexible_array_elts): New helper function.
2646         * c-common.h (complete_flexible_array_elts): Declare.
2648 2018-09-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2650         * c-common.c (braced_list_to_string): Remove eval parameter.
2651         Add some more checks.  Always create zero-terminated STRING_CST.
2652         * c-common.h (braced_list_to_string): Adjust prototype.
2654 2018-08-27  David Malcolm  <dmalcolm@redhat.com>
2656         PR 87091
2657         * c-common.c (c_cpp_error): Update for conversion of show_caret_p
2658         to a tri-state.
2659         (maybe_suggest_missing_token_insertion): Likewise.
2660         (maybe_add_include_fixit): Add param "override_location".  If set,
2661         and source-printing is enabled, then override the rich_location's
2662         primary location with that of the insertion point for the fix-it
2663         hint, marking it with SHOW_LINES_WITHOUT_RANGE.
2664         * c-common.h (extern void maybe_add_include_fixit): Add bool
2665         param.
2666         * c-format.c (selftest::test_type_mismatch_range_labels): Update
2667         for conversion of show_caret_p to a tri-state.
2668         * c-warn.c (warn_for_restrict): Likewise.
2669         * known-headers.cc
2670         (suggest_missing_header::~suggest_missing_header): Update call to
2671         maybe_add_include_fixit to suggest overriding the location, as it
2672         is for a note.
2674 2018-08-27  Martin Liska  <mliska@suse.cz>
2676         * c-common.c (check_function_restrict): Use new function
2677         fndecl_built_in_p and remove check for FUNCTION_DECL if
2678         possible.
2679         (check_builtin_function_arguments): Likewise.
2680         (reject_gcc_builtin): Likewise.
2681         * c-warn.c (sizeof_pointer_memaccess_warning): Likewise.
2683 2018-08-26  Marek Polacek  <polacek@redhat.com>
2685         PR c++/87029, Implement -Wredundant-move.
2686         * c.opt (Wredundant-move): New option.
2688 2018-08-21  Marek Polacek  <polacek@redhat.com>
2690         PR c++/86981, Implement -Wpessimizing-move.
2691         * c.opt (Wpessimizing-move): New option.
2693 2018-08-20  David Malcolm  <dmalcolm@redhat.com>
2695         PR other/84889
2696         * c-attribs.c (common_handle_aligned_attribute): Add
2697         auto_diagnostic_group instance.
2698         * c-indentation.c (warn_for_misleading_indentation): Likewise.
2699         * c-opts.c (c_common_post_options): Likewise.
2700         * c-warn.c (warn_logical_not_parentheses): Likewise.
2701         (warn_duplicated_cond_add_or_warn): Likewise.
2702         (warn_for_multistatement_macros): Likewise.
2704 2018-08-20  Nathan Sidwell  <nathan@acm.org>
2706         * c-ada-spec.c (macro_length, dump_ada_macros): Adjust macro parm
2707         access.
2709 2018-08-17  Nathan Sidwell  <nathan@acm.org>
2711         * c-cppbuiltin.c (struct lazy_hex_fp_value_struct): Remove macro
2712         field.
2713         (laxy_hex_fp_value_count): Make unsigned.
2714         (lazy_hex_fp_value): Provided with macro & lazy number.  Directly
2715         manipulate the macro.
2716         (builtin_defin_with_hex_fp_value): Adjust callback name, use
2717         cpp_define_lazily.
2719 2018-08-17  David Malcolm  <dmalcolm@redhat.com>
2721         * c-format.c (enum format_type): Add gcc_dump_printf_format_type.
2722         (gcc_dump_printf_length_specs): New.
2723         (gcc_dump_printf_flag_pairs): New.
2724         (gcc_dump_printf_flag_specs): New.
2725         (gcc_dump_printf_char_table): New.
2726         (format_types_orig): Add entry for "gcc_dump_printf".
2727         (init_dynamic_diag_info): Set up length_char_specs and
2728         conversion_specs for gcc_dump_printf_format_type.
2729         (handle_format_attribute): Handle gcc_dump_printf_format_type.
2731 2018-08-17  Nathan Sidwell  <nathan@acm.org>
2733         * c-ada-spec.c (macro_length, dump_ada_macros): Constify.
2735         * c-ada-spec.c: Don't #include "cpp-id-data.h"
2736         * c-cppbuiltin.c: Likewise.
2738 2018-08-17  Martin Liska  <mliska@suse.cz>
2740         * c.opt: Remove Warn, Init and Report for options with
2741         Ignore/Deprecated flag. Warning is done automatically for
2742         Deprecated flags.
2744 2018-08-16  David Malcolm  <dmalcolm@redhat.com>
2746         PR c++/70693
2747         * c-common.c (selftest::c_family_tests): Call
2748         selftest::c_indentation_c_tests.
2749         * c-common.h (selftest::c_indentation_c_tests): New decl.
2750         * c-indentation.c: Include "selftest.h".
2751         (next_tab_stop): Add "tab_width" param, rather than accessing
2752         cpp_opts.
2753         (get_visual_column): Likewise.  Clarify comment.  Bulletproof
2754         against reading past the end of the line.
2755         (get_first_nws_vis_column): Add "tab_width" param.
2756         (detect_intervening_unindent): Likewise.
2757         (should_warn_for_misleading_indentation): Read tab width from
2758         cpp_opts and pass around.
2759         (selftest::test_next_tab_stop): New test.
2760         (selftest::assert_get_visual_column_succeeds): New function.
2761         (ASSERT_GET_VISUAL_COLUMN_SUCCEEDS): New macro.
2762         (selftest::assert_get_visual_column_fails): New function.
2763         (ASSERT_GET_VISUAL_COLUMN_FAILS): New macro.
2764         (selftest::test_get_visual_column): New test.
2765         (selftest::c_indentation_c_tests): New function.
2767 2018-08-16  Nathan Sidwell  <nathan@acm.org>
2769         * c-ada-spec.c (count_ada_macro): Use cpp_user_macro_p.
2770         (store_ada_macro): Likewise.
2771         * c-ppoutput.c (cb_used_define, dump_macro): Likewise.
2772         * c-spellcheck.cc (should-suggest_as_macro_p): Likewise,
2774 2018-08-15  David Malcolm  <dmalcolm@redhat.com>
2776         * c-format.c: Include "selftest-diagnostic.h" and
2777         "gcc-rich-location.h".
2778         (format_warning_at_char): Pass NULL for new label params of
2779         format_warning_va.
2780         (class indirection_suffix): New class.
2781         (class range_label_for_format_type_mismatch): New class.
2782         (format_type_warning): Move logic for generating "*" suffix to
2783         class indirection_suffix.  Create "fmt_label" and "param_label"
2784         to show their types, and pass them to the
2785         format_warning_at_substring calls.
2786         (selftest::test_type_mismatch_range_labels): New test.
2787         (selftest::c_format_c_tests): Call it.
2789 2018-08-13  Martin Sebor  <msebor@redhat.com>
2791         PR tree-optimization/71625
2792         * c-common.c (braced_list_to_string): New function.
2793         * c-common.h (braced_list_to_string): Declare it.
2795 2018-08-08  Nathan Sidwell  <nathan@acm.org>
2797         * c-common.c (try_to_locate_new_include_inertion_point): Use
2798         linemap_included_from_linemap.
2799         * c-lex.c (fe_file_change): Use linemap_included_from.
2800         * c-ppoutput.c (pp_file_change): Likewise.
2802 2018-08-01  Martin Sebor  <msebor@redhat.com>
2804         PR tree-optimization/86650
2805         * c-format.c (gcc_tdiag_char_table): Update comment for "%G".
2806         (gcc_cdiag_char_table, gcc_cxxdiag_char_table): Same.
2807         (init_dynamic_diag_info): Update from "gcall *" to "gimple *".
2808         * c-format.h (T89_G): Update to be "gimple *" rather than
2809         "gcall *".
2810         (local_gcall_ptr_node): Rename...
2811         (local_gimple_ptr_node): ...to this.
2813 2018-07-31  David Malcolm  <dmalcolm@redhat.com>
2815         * c-format.c (PP_FORMAT_CHAR_TABLE): New macro, based on existing
2816         table entries for gcc_diag_char_table, and the 'Z' entry from
2817         gcc_tdiag_char_table, changing the "chain" entry for 'Z' from
2818         &gcc_tdiag_char_table[0] to &gcc_diag_char_table[0].
2819         (gcc_diag_char_table): Use PP_FORMAT_CHAR_TABLE, implicitly
2820         adding missing "Z" for this table.  Remove erroneous "G" and "K"
2821         entries.
2822         (gcc_tdiag_char_table): Use PP_FORMAT_CHAR_TABLE.  Remove "v".
2823         (gcc_cdiag_char_table): Use PP_FORMAT_CHAR_TABLE.
2824         (gcc_cxxdiag_char_table): Use PP_FORMAT_CHAR_TABLE.  Remove "v".
2826 2018-07-31  Richard Earnshaw  <rearnsha@arm.com>
2828         * c-common.c (speculation_safe_resolve_call): New function.
2829         (speculation_safe_resolve_params): New function.
2830         (speculation_safe_resolve_return): New function.
2831         (resolve_overloaded_builtin): Handle __builtin_speculation_safe_value.
2832         * c-cppbuiltin.c (c_cpp_builtins): Add pre-define for
2833         __HAVE_SPECULATION_SAFE_VALUE.
2835 2018-07-20  David Malcolm  <dmalcolm@redhat.com>
2837         * c-common.c (c_cpp_error): Remove redundant "line_table"
2838         parameter from call to rich_location::set_range.
2839         (maybe_suggest_missing_token_insertion): Likewise.
2841 2018-07-20  Martin Sebor  <msebor@redhat.com>
2843         PR middle-end/82063
2844         * c.opt (-Warray-bounds): Remove redundant -Wall.
2846 2018-07-20  Martin Sebor  <msebor@redhat.com>
2848         PR middle-end/82063
2849         * c-common.h (c_common_handle_option): Change function argument
2850         to HOST_WIDE_INT.
2851         * c-opts.c (c_common_init_options): Same.
2852         (c_common_handle_option): Same.  Remove special handling of
2853         OPT_Walloca_larger_than_ and OPT_Wvla_larger_than_.
2854         * c.opt (-Walloc-size-larger-than, -Walloca-larger-than): Change
2855         options to take a HOST_WIDE_INT argument and accept a byte-size
2856         suffix.  Initialize.
2857         (-Wvla-larger-than): Same.
2858         (-Wno-alloc-size-larger-than, -Wno-alloca-larger-than): New.
2859         (-Wno-vla-larger-than): Same.
2861 2018-07-12  Jakub Jelinek  <jakub@redhat.com>
2863         * c-attribs.c (c_common_attribute_table): Add
2864         "omp declare target implicit" attribute.
2866 2018-07-12  Richard Biener  <rguenther@suse.de>
2868         PR c/86453
2869         * c-attribs.c (handle_packed_attribute): Do not build a variant
2870         type with TYPE_PACKED, instead ignore the attribute if we may
2871         not apply to the original type.
2873 2018-07-10  Jakub Jelinek  <jakub@redhat.com>
2875         PR c++/86443
2876         * c-omp.c (c_omp_check_loop_iv_r, c_omp_check_loop_iv): Allow declv
2877         to contain TREE_LIST for both the original class iterator and the
2878         "last" helper var.
2880 2018-07-07  Eric Botcazou  <ebotcazou@adacore.com>
2882         * c-ada-spec.c (to_ada_name): Remove index parameter.
2883         (pp_ada_tree_identifier): Likewise.
2884         (dump_ada_macros): Adjust call to to_ada_name.
2885         (struct overloaded_name_hash): Delete.
2886         (struct overloaded_name_hasher): Likewise.
2887         (overloaded_names): Likewise.
2888         (compute_overloading_index): Likewise.
2889         (dump_ada_decl_name): Do not call compute_overloading_index and
2890         adjust calls to pp_ada_tree_identifier.
2891         (dump_ada_double_name): Adjust calls to pp_ada_tree_identifier.
2892         (dump_ada_import): Add spc parameter and switch to aspect syntax.
2893         (dump_ada_function_declaration): Adjust call to pp_ada_tree_identifier.
2894         (dump_ada_enum_type): Remove type and display_convention parameters.
2895         Adjust calls to pp_ada_tree_identifier.
2896         (dump_ada_node): Likewise and for dump_ada_structure.
2897         (dump_nested_type) <ENUMERAL_TYPE>: Adjust call to dump_ada_enum_type
2898         and tidy up.
2899         <RECORD_TYPE>: Adjust call to dump_ada_structure and switch to aspect
2900         syntax.
2901         (print_constructor): Adjust call to pp_ada_tree_identifier.
2902         (print_destructor): Likewise.
2903         (dump_ada_declaration): Switch to aspect syntax.
2904         (dump_ada_structure): Likewise and tidy up.  Replace display_convention
2905         parameter with nested parameter.
2906         (dump_ads): Emit pragma Ada_2012 in lieu of pragma Ada_2005.
2907         (dump_ada_specs): Do not delete overloaded_names table.
2909 2018-07-06  Peter Bergner  <bergner@linux.ibm.com>
2911         PR target/86324
2912         * c-attribs.c (handle_mode_attribute): Call translate_mode_attribute
2913         target hook.
2915 2018-07-05  Nathan Sidwell  <nathan@acm.org>
2917         * c-lex.c (fe_file_change): Check SYSTEM_IMPLICIT_EXTERN_C not
2918         NO_IMPLICIT_EXTERN_C.
2920 2018-06-28  Martin Liska  <mliska@suse.cz>
2922         * cppspec.c: Include opt-suggestions.h.
2924 2018-06-20  Chung-Lin Tang  <cltang@codesourcery.com>
2925             Thomas Schwinge  <thomas@codesourcery.com>
2926             Cesar Philippidis  <cesar@codesourcery.com>
2928         * c-pragma.h (enum pragma_omp_clause): Add
2929         PRAGMA_OACC_CLAUSE_{FINALIZE,IF_PRESENT}. Remove
2930         PRAGMA_OACC_CLAUSE_PRESENT_OR_{COPY,COPYIN,COPYOUT,CREATE}.
2932 2018-06-20  Jakub Jelinek  <jakub@redhat.com>
2934         PR c++/86210
2935         * c-common.c (check_nonnull_arg): Use fold_for_warn.  Adjust obsolete
2936         comment.
2938 2018-06-18  Martin Sebor  <msebor@redhat.com>
2940         PR middle-end/85602
2941         * c-warn.c (sizeof_pointer_memaccess_warning): Check for attribute
2942         nonstring.
2944 2018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
2946         * c-common.c (c_common_truthvalue_conversion): Handle ABSU_EXPR.
2948 2018-06-13  Jason Merrill  <jason@redhat.com>
2950         * c-opts.c (c_common_post_options): Warn about useless -Wabi.
2951         (c_common_handle_option) [OPT_Wabi_]: Remove flag_abi_compat_version
2952         handling.
2954         PR c++/86094 - wrong code with defaulted move ctor.
2955         * c-opts.c (c_common_post_options): Bump the current ABI version to
2956         13.  Set warn_abi_version and flag_abi_compat_version to the current
2957         version rather than 0.  Fix defaulting flag_abi_compat_version from
2958         warn_abi_version.
2960 2018-06-12  Martin Sebor  <msebor@redhat.com>
2962         PR c/85931
2963         * c-warn.c (sizeof_pointer_memaccess_warning): Avoid warning when
2964         sizeof source and destination yields the same value.
2966 2018-06-12  Martin Liska  <mliska@suse.cz>
2968         * c.opt: Make MPX-related options as Deprecated.
2970 2018-06-08  David Malcolm  <dmalcolm@redhat.com>
2972         * c-pretty-print.c (c_pretty_printer::statement): Use TDF_NONE
2973         rather than 0.
2975 2018-06-08  Martin Liska  <mliska@suse.cz>
2977         * c-attribs.c (handle_bnd_variable_size_attribute): Remove support
2978         for MPX (macros, related functions, fields in cgraph_node, ...).
2979         (handle_bnd_legacy): Likewise.
2980         (handle_bnd_instrument): Likewise.
2981         * c.opt: Likewise.
2983 2018-06-06  Jakub Jelinek  <jakub@redhat.com>
2985         PR c++/86068
2986         * c-cppbuiltin.c (c_cpp_builtins): Fix a typo, set
2987         __cpp_transactional_memory to 201500 instead of 210500.
2989 2018-06-06  Jason Merrill  <jason@redhat.com>
2991         PR c++/85710 - ICE with -Wmemset-elt-size.
2992         * c-warn.c (warn_for_memset): Don't crash on incomplete element type.
2994 2018-06-01  Jason Merrill  <jason@redhat.com>
2996         * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_deduction_guides to
2997         201703.
2999 2018-06-01  Eric Botcazou  <ebotcazou@adacore.com>
3001         * c-ada-spec.c (dump_ada_declaration) <TYPE_DECL>: Generate a forward
3002         declaration for a typedef independently of whether the declaration of
3003         the subtype is generated.
3005 2018-05-31  Martin Sebor  <msebor@redhat.com>
3007         PR c/82063
3008         * c.opt (-Wno-alloc-size-larger-than): New option.
3010 2018-04-22  David Pagan  <dave.pagan@oracle.com>
3012         PR c/55976
3013         * c-opts.c (c_common_post_options): Set default for warn_return_type
3014         for C++/C++ with ObjC extensions only. For C, makes it possible to
3015         differentiate between default (no option), -Wreturn-type, and
3016         -Wno-return-type.
3018 2018-05-29  Jason Merrill  <jason@redhat.com>
3020         * c.opt (Winit-list-lifetime): New flag.
3022 2018-05-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3024         * c-lex.c (get_fileinfo): Use splay_tree_compare_strings and
3025         splay_tree_delete_pointers.
3027 2018-05-26  Jakub Jelinek  <jakub@redhat.com>
3029         PR bootstrap/85921
3030         * c-warn.c (diagnose_mismatched_attributes): Remove unnecessary
3031         noinline variable to workaround broken kernel headers.
3033 2018-05-18  Jason Merrill  <jason@redhat.com>
3035         * c.opt (Wdeprecated-copy): New flag.
3037 2018-05-17  Martin Liska  <mliska@suse.cz>
3039         * c-warn.c (overflow_warning): Do not use
3040         space in between 'G_' and '('.
3042 2018-05-09  Jason Merrill  <jason@redhat.com>
3044         * c-common.c (valid_array_size_p): Add complain parameter.
3045         * c-common.h: ...which defaults to true.
3047 2018-05-11  Jakub Jelinek  <jakub@redhat.com>
3049         PR c/85696
3050         * c-omp.c (c_omp_predetermined_sharing): Return
3051         OMP_CLAUSE_DEFAULT_SHARED for artificial vars with integral type.
3053 2018-05-11  Martin Liska  <mliska@suse.cz>
3055         PR sanitizer/85556
3056         * c-attribs.c (handle_no_sanitize_attribute): Iterate all
3057         TREE_LIST values.
3059 2018-05-10  Jakub Jelinek  <jakub@redhat.com>
3061         PR c++/85662
3062         * c-common.h (fold_offsetof_1): Removed.
3063         (fold_offsetof): Add TYPE argument defaulted to size_type_node and
3064         CTX argument defaulted to ERROR_MARK.
3065         * c-common.c (fold_offsetof_1): Renamed to ...
3066         (fold_offsetof): ... this.  Remove wrapper function.  Add TYPE
3067         argument, convert the pointer constant to TYPE and use size_binop
3068         with PLUS_EXPR instead of fold_build_pointer_plus if type is not
3069         a pointer type.  Adjust recursive calls.
3071 2018-05-10  Eric Botcazou  <ebotcazou@adacore.com>
3073         PR c++/85400
3074         * c-attribs.c (handle_visibility_attribute): Do not set no_add_attrs.
3076 2018-05-07  Nathan Sidwell  <nathan@acm.org>
3078         * c.opt (ffor-scope): Remove functionality, issue warning.
3080 2018-05-03  Nathan Sidwell  <nathan@acm.org>
3082         * c.opt (ffriend-injection): Remove functionality, issue warning.
3084 2018-05-01  David Malcolm  <dmalcolm@redhat.com>
3086         PR c/84258
3087         * c-format.c (struct format_check_results): Add field
3088         "number_non_char".
3089         (check_format_info): Initialize it, and warn if encountered.
3090         (check_format_arg): Distinguish between wide char and
3091         everything else when detecting arrays of non-char.
3093 2018-04-30  David Malcolm  <dmalcolm@redhat.com>
3095         * c-format.c (get_corrected_substring): Update for
3096         location_get_source_line returning a char_span.  Use a char_span
3097         when handling the prefix of the correction.
3098         * c-indentation.c (get_visual_column): Update for
3099         location_get_source_line returning a char_span.
3100         (get_first_nws_vis_column): Likewise.
3102 2018-03-29  David Malcolm  <dmalcolm@redhat.com>
3104         PR c++/84269
3105         * known-headers.cc (get_stdlib_header_for_name): Add various names
3106         from <assert.h>, <string.h>, and <memory.h>; add more names from
3107         <stdio.h>.
3109 2018-03-27  Jakub Jelinek  <jakub@redhat.com>
3111         PR c++/85061
3112         * c-common.c (fold_offsetof_1) <case COMPOUND_EXPR>: Assert that
3113         get_base_address of the second operand is a VAR_P, rather than the
3114         operand itself, and use gcc_checking_assert instead of gcc_assert.
3116 2018-03-23  Marek Polacek  <polacek@redhat.com>
3118         PR c++/85045
3119         * c-pretty-print.c (c_pretty_printer::multiplicative_expression)
3120         <case RDIV_EXPR>: Tweak condition.
3122 2018-03-20  Eric Botcazou  <ebotcazou@adacore.com>
3124         * c-ada-spec.c (pp_ada_tree_identifier): Deal specifically with _Bool.
3126 2018-03-16  Jakub Jelinek  <jakub@redhat.com>
3128         PR c/84909
3129         * c-warn.c (conversion_warning): Replace "to to" with "to" in
3130         diagnostics.
3132         PR c/84910
3133         * c-warn.c (diagnose_mismatched_attributes): Remove trailing space from
3134         diagnostics.
3136 2018-03-16  Richard Biener  <rguenther@suse.de>
3138         PR c/84873
3139         * c-gimplify.c (c_gimplify_expr): Revert previous change.  Instead
3140         unshare the possibly folded expression.
3142 2018-03-15  Richard Biener  <rguenther@suse.de>
3144         PR c/84873
3145         * c-gimplify.c (c_gimplify_expr): Do not fold expressions.
3147 2018-03-13  Martin Sebor  <msebor@redhat.com>
3149         PR tree-optimization/84725
3150         * c-attribs.c (handle_nonstring_attribute): Allow attribute nonstring
3151         with all three narrow character types, including their qualified forms.
3153 2018-03-12  Martin Sebor  <msebor@redhat.com>
3155         PR tree-optimization/83456
3156         * c-common.c (check_function_restrict): Return bool.
3157         Restore checking of bounded built-in functions.
3158         (check_function_arguments): Also return the result
3159         of warn_for_restrict.
3160         * c-common.c (check_function_restrict): Return bool.
3161         * c-warn.c (warn_for_restrict): Return bool.
3163 2018-03-02  Marek Polacek  <polacek@redhat.com>
3165         PR c++/84171
3166         * c-warn.c (warn_for_sign_compare): Bail out if any of the operands
3167         is erroneous.
3169 2018-03-02  Thomas Schwinge  <thomas@codesourcery.com>
3171         * c-attribs.c (c_common_attribute_table): Remove "cilk simd
3172         function".
3174 2018-03-01  Marek Polacek  <polacek@redhat.com>
3176         PR c++/84639
3177         * c-attribs.c (common_handle_aligned_attribute): Don't use invalid
3178         alignment in computation.
3180 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
3182         * c-ada-spec.c (dump_ada_node) <NULLPTR_TYPE>: New case.
3183         <REAL_TYPE>: Deal specifically with _Float128/__float128.
3185 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
3187         * c-ada-spec.c (dump_ada_double_name) <ENUMERAL_TYPE>: New case.
3188         (is_char_array): Take a type instead of a declaration.
3189         (dump_ada_array_type): Likewise.
3190         (is_simple_enum): Minor tweak.
3191         (dump_ada_enum_type): New function extracted from...
3192         (dump_ada_node) <ENUMERAL_TYPE>: ...here.  Invoke it.
3193         <INTEGER_TYPE>: Remove unreachable code.
3194         <RECORD_TYPE>: Likewise.  Minor tweaks.
3195         (dump_nested_type) <ARRAY_TYPE>: Adjust to above changes.
3196         <ENUMERAL_TYPE>: New case.
3197         <RECORD_TYPE>: Factor out common code.
3198         (dump_ada_declaration) <ARRAY_TYPE>: Adjust to above changes.
3199         Minor tweaks.  Deal with enumeral types.
3200         (dump_ada_structure): Minor tweaks.
3202 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
3204         * c-ada-spec.c (dump_ada_node) <POINTER_TYPE>: Do not use generic
3205         address for incomplete structures.
3206         (dump_forward_type): Do not bail out for incomplete structures.
3207         (dump_ada_declaration): Do not special-case incomplete structures
3208         for subtypes.  Dump them as null records for types.
3210 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
3212         * c-ada-spec.c (dump_ada_import): Use boolean and fix formatting.
3213         (is_char_array): Fix formatting.
3214         (dump_template_types): Likewise.
3215         (dump_generic_ada_node): Rename into...
3216         (dump_ada_node): ...this.
3217         <POINTER_TYPE>: Remove superfluous space.  Use generic address for
3218         incomplete structures and not for empty structures.  Do not use it
3219         when forward declarations are needed.
3220         (dump_forward_type): New function.
3221         (dump_nested_types): Remove FORWARD parameter.  Do not consider
3222         TREE_VISITED and do not generate a forward declaration.  Only dump
3223         original nested types for nested declaration.
3224         (dump_nested_type) <POINTER_TYPE>: Call dump_forward_type.
3225         <ARRAY_TYPE>: Likewise if the component type is an anonymous pointer.
3226         <RECORD_TYPE>: Do not consider TREE_VISITED.
3227         (dump_ada_declaration): Use booleans and fix formatting throughout.
3228         <TYPE_DECL>: Skip incomplete structures and not empty structures.
3229         Call dump_forward_type instead of dump_nested_types for a typedef.
3230         Remove superfluous check and adjust call to dump_nested_types.
3231         <POINTER_TYPE>: Call dump_forward_type and fall through.
3232         (dump_ada_struct_decl): Rename into...
3233         (dump_ada_structure): ...this.  Do not special-case empty structures.
3235 2018-02-27  Martin Sebor  <msebor@redhat.com>
3237         PR c++/83871
3238         * c.opt (-Wmissing-attributes): New option.
3240 2018-02-21  Martin Liska  <mliska@suse.cz>
3242         * c.opt (Wcatch-value=): Add IntegerRange.
3244 2018-02-15  Jason Merrill  <jason@redhat.com>
3246         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_deduction_guides.
3248 2018-02-09  Nathan Sidwell  <nathan@acm.org>
3250         PR c/84293
3251         * c-common.h (strict_aliasing_warning): Drop OTYPE arg, insert LOC
3252         arg.
3253         * c-warn.c (strict_aliasing_warning): Drop OTYPE arg, require LOC
3254         arg.  Adjust.
3256 2018-02-09  Martin Sebor  <msebor@redhat.com>
3258         PR lto/84212
3259         * c.opt (-Wstringop-overflow, -Warray-bounds): Add LTO.
3260         (-Walloc-size-larger-than, -Wformat-truncation=): Same.
3261         (-Wmaybe-uninitialized, -Wnonnull, -Wrestrict): Same.
3262         (-Wstrict-overflow, -Wsuggest-attribute): Same.
3263         (-Wuninitialized): Same.
3265 2018-02-09  Eric Botcazou  <ebotcazou@adacore.com>
3267         * c-ada-spec.c (dump_ada_declaration): Do not generate the 'constant'
3268         keyword for components.
3270 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
3272         * c-common.h (DECL_UNNAMED_BIT_FIELD): New.
3274 2018-02-02  Julia Koval  <julia.koval@intel.com>
3276         * c-common.h (omp_clause_mask): Move to wide_int_bitmask.h.
3278 2018-01-29  Marek Polacek  <polacek@redhat.com>
3280         PR c/83966
3281         * c-format.c (check_function_format): Check current_function_decl.
3283 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
3285         * c-cppbuiltin.c (c_cpp_builtins): Use ggc_strdup for the fp_suffix
3286         argument.
3287         (LAZY_HEX_FP_VALUES_CNT): Define.
3288         (lazy_hex_fp_values): Allow up to LAZY_HEX_FP_VALUES_CNT lazy hex fp
3289         values rather than just 12.
3290         (builtin_define_with_hex_fp_value): Likewise.
3292 2018-01-18  Boris Kolpackov  <boris@codesynthesis.com>
3294         PR other/70268
3295         * c.opt (-fmacro-prefix-map): New option.
3296         * c-opts.c (c_common_handle_option): Handle it.
3297         * c-lex.c (init_c_lex): Set remap_filename cpp callback.
3298         * c-ppoutput.c (init_pp_output): Likewise.
3300 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
3302         PR c++/83814
3303         * c-common.c (fold_for_warn): Move to c/c-fold.c and cp/expr.c.
3305 2018-01-10  Eric Botcazou  <ebotcazou@adacore.com>
3307         * c-ada-spec.c (dump_number): Add FLOAT_P parameter.
3308         Skip 'f' and 'F' characters if it is true.
3309         (store_ada_macro): Minor tweak.
3310         (dump_ada_macros) <CPP_COMMENT>: Likewise.
3311         <CPP_WSTRING>: Likewise.
3312         <CPP_STRING>: Output '&' in the buffer if not the first string.
3313         <CPP_NUMBER>: Adjust calls to dump_number.
3315 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
3317         PR c++/43486
3318         * c-common.c: Include "selftest.h".
3319         (get_atomic_generic_size): Perform the test for integral type
3320         before the range test for any integer constant, fixing indentation
3321         of braces.  Call fold_for_warn before testing for an INTEGER_CST.
3322         (reject_gcc_builtin): Strip any location wrapper from EXPR.
3323         (selftest::test_fold_for_warn): New function.
3324         (selftest::c_common_c_tests): New function.
3325         (selftest::c_family_tests): Call it, and
3326         selftest::c_pretty_print_c_tests.
3327         * c-common.h (selftest::c_pretty_print_c_tests): New decl.
3328         * c-format.c (check_format_arg): Convert VAR_P check to a
3329         fold_for_warn.
3330         * c-pretty-print.c: Include "selftest.h".
3331         (pp_c_cast_expression): Don't print casts for location wrappers.
3332         (selftest::assert_c_pretty_printer_output): New function.
3333         (ASSERT_C_PRETTY_PRINTER_OUTPUT): New macro.
3334         (selftest::test_location_wrappers): New function.
3335         (selftest::c_pretty_print_c_tests): New function.
3336         * c-warn.c (warn_for_memset): Call fold_for_warn on the arguments.
3338 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
3339             Alan Hayward  <alan.hayward@arm.com>
3340             David Sherwood  <david.sherwood@arm.com>
3342         * c-common.c (c_common_type_for_mode): Handle MODE_VECTOR_BOOL.
3344 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
3345             Alan Hayward  <alan.hayward@arm.com>
3346             David Sherwood  <david.sherwood@arm.com>
3348         * c-ubsan.c (ubsan_instrument_shift): Treat GET_MODE_BITSIZE
3349         as polynomial.
3351 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
3352             Alan Hayward  <alan.hayward@arm.com>
3353             David Sherwood  <david.sherwood@arm.com>
3355         * c-common.c (vector_types_convertible_p, c_build_vec_perm_expr)
3356         (convert_vector_to_array_for_subscript): Handle polynomial
3357         TYPE_VECTOR_SUBPARTS.
3358         (c_common_type_for_mode): Check valid_vector_subparts_p.
3359         * c-pretty-print.c (pp_c_initializer_list): Handle polynomial
3360         VECTOR_CST_NELTS.
3362 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
3364         Update copyright years.
3366 2017-12-22  Mike Stump  <mikestump@comcast.net>
3367             Eric Botcazou  <ebotcazou@adacore.com>
3369         * c-pragma.c (init_pragma): Register pragma GCC unroll.
3370         * c-pragma.h (enum pragma_kind): Add PRAGMA_UNROLL.
3372 2017-12-22  Alexandre Oliva  <aoliva@redhat.com>
3374         PR debug/83527
3375         PR debug/83419
3376         * c-semantics.c (only_debug_stmts_after_p): New.
3377         (pop_stmt_list): Clear side effects in debug-only stmt list.
3378         Check for single nondebug stmt followed by debug stmts only.
3380 2017-12-21  Alexandre Oliva  <aoliva@redhat.com>
3382         PR debug/83419
3383         * c-semantics.c (pop_stmt_list): Propagate side effects from
3384         single nondebug stmt to container list.
3386 2017-12-19  Jakub Jelinek  <jakub@redhat.com>
3388         * known-headers.cc (get_stdlib_header_for_name): Replace Yoda
3389         conditions with typical order conditions.
3391 2017-12-18  Marek Polacek  <polacek@redhat.com>
3393         * c-warn.c (warn_logical_operator): Return early if -Wlogical-op is
3394         not in effect.
3396 2017-12-17  Martin Sebor  <msebor@redhat.com>
3398         * c-attribs.c (common_handle_aligned_attribute): Avoid issuing
3399         an error for attribute warn_if_not_aligned.
3401 2017-12-16  Martin Sebor  <msebor@redhat.com>
3403         PR tree-optimization/78918
3404         * c-common.c (check_function_restrict): Avoid checking built-ins.
3405         * c.opt (-Wrestrict): Include in -Wall.
3407 2017-12-15  Jakub Jelinek  <jakub@redhat.com>
3409         * c-attribs.c (c_common_attribute_table,
3410         c_common_format_attribute_table): Swap affects_type_identity
3411         and handler fields, adjust comments.
3413 2017-12-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3415         * c.opt (Wcast-function-type): New warning option.
3416         * c-lex.c (get_fileinfo): Avoid warning.
3417         * c-ppoutput.c (scan_translation_unit_directives_only): Remove cast.
3419 2017-12-14  Qing Zhao  <qing.zhao@oracle.com>
3421         PR middle_end/79538
3422         * c-cppbuiltin.c (builtin_define_with_hex_fp_value):
3423         Adjust the size of buf1 and buf2, add a new buf to avoid
3424         format-overflow warning.
3426 2017-12-12  Alexandre Oliva  <aoliva@redhat.com>
3428         * c-semantics.c (pop_stmt_list): Move begin stmt marker into
3429         subsequent statement list.
3431 2017-12-07  Martin Sebor  <msebor@redhat.com>
3433         PR c/81544
3434         PR c/81566
3435         * c-attribs.c (attr_aligned_exclusions): New array.
3436         (attr_alloc_exclusions, attr_cold_hot_exclusions): Same.
3437         (attr_common_exclusions, attr_const_pure_exclusions): Same.
3438         (attr_gnu_inline_exclusions, attr_inline_exclusions): Same.
3439         (attr_noreturn_exclusions, attr_returns_twice_exclusions): Same.
3440         (attr_warn_unused_result_exclusions): Same.
3441         (handle_hot_attribute, handle_cold_attribute): Simplify.
3442         (handle_const_attribute): Warn on function returning void.
3443         (handle_pure_attribute): Same.
3444         (handle_aligned_attribute): Diagnose conflicting attribute
3445         specifications.
3446         * c-warn.c (diagnose_mismatched_attributes): Simplify.
3448 2017-12-06  David Malcolm  <dmalcolm@redhat.com>
3450         PR c/83236
3451         * c-common.c (selftest::c_family_tests): Call
3452         selftest::c_spellcheck_cc_tests.
3453         * c-common.h (selftest::c_spellcheck_cc_tests): New decl.
3454         * c-spellcheck.cc: Include "selftest.h".
3455         (name_reserved_for_implementation_p): New function.
3456         (should_suggest_as_macro_p): New function.
3457         (find_closest_macro_cpp_cb): Move the check for NT_MACRO to
3458         should_suggest_as_macro_p and call it.
3459         (selftest::test_name_reserved_for_implementation_p): New function.
3460         (selftest::c_spellcheck_cc_tests): New function.
3461         * c-spellcheck.h (name_reserved_for_implementation_p): New decl.
3463 2017-12-06  David Malcolm  <dmalcolm@redhat.com>
3465         * c-spellcheck.cc: New file, taken from macro-handling code in
3466         spellcheck-tree.c.
3467         * c-spellcheck.h: New file, taken from macro-handling code in
3468         spellcheck-tree.h.
3470 2017-12-01  Jakub Jelinek  <jakub@redhat.com>
3472         * c-attribs.c (c_common_attribute_table): Remove "cilk simd function"
3473         attribute.
3474         (handle_simd_attribute): Don't check for "cilk simd function"
3475         attribute.  Reindent, formatting changes.
3477 2017-11-30  Julia Koval  <julia.koval@intel.com>
3479         * c-common.h (inv_list): Remove.
3481 2017-11-28  Jakub Jelinek  <jakub@redhat.com>
3483         PR sanitizer/81275
3484         * c-common.c (c_switch_covers_all_cases_p_1,
3485         c_switch_covers_all_cases_p): New functions.
3486         * c-common.h (c_switch_covers_all_cases_p): Declare.
3488 2017-11-28  Julia Koval  <julia.koval@intel.com>
3489             Sebastian Peryt  <sebastian.peryt@intel.com>
3491         * array-notation-common.c: Delete.
3492         * c-cilkplus.c: Ditto.
3493         * c-common.c (_Cilk_spawn, _Cilk_sync, _Cilk_for): Remove.
3494         * c-common.def (ARRAY_NOTATION_REF): Remove.
3495         * c-common.h (RID_CILK_SPAWN, build_array_notation_expr,
3496         build_array_notation_ref, C_ORT_CILK, c_check_cilk_loop,
3497         c_validate_cilk_plus_loop, cilkplus_an_parts,
3498         cilk_ignorable_spawn_rhs_op,
3499         cilk_recognize_spawn): Remove.
3500         * c-gimplify.c (CILK_SPAWN_STMT): Remove.
3501         * c-omp.c: Remove CILK_SIMD check.
3502         * c-pragma.c: Ditto.
3503         * c-pragma.h: Remove CILK related pragmas.
3504         * c-pretty-print.c (c_pretty_printer::postfix_expression): Remove
3505         ARRAY_NOTATION_REF condition.
3506         (c_pretty_printer::expression): Ditto.
3507         * c.opt (fcilkplus): Remove.
3508         * cilk.c: Delete.
3510 2017-11-21  Marc Glisse  <marc.glisse@inria.fr>
3512         * c-pretty-print.c (pp_c_additive_expression,
3513         c_pretty_printer::expression): Handle POINTER_DIFF_EXPR.
3515 2017-11-21  Jakub Jelinek  <jakub@redhat.com>
3517         * c-common.c (get_nonnull_operand): Use tree_to_uhwi.
3519         PR c++/83059
3520         * c-common.c (get_atomic_generic_size): Use TREE_INT_CST_LOW
3521         instead of tree_to_uhwi, formatting fix.
3523 2017-11-20  David Malcolm  <dmalcolm@redhat.com>
3525         PR c/81404
3526         * known-headers.cc: New file, based on material from c/c-decl.c.
3527         (suggest_missing_header): Copied as-is.
3528         (get_stdlib_header_for_name): New, based on get_c_name_hint but
3529         heavily edited to add C++ support.  Add some knowledge about
3530         <limits.h>, <stdint.h>, and <wchar.h>.
3531         * known-headers.h: Likewise.
3533 2017-11-20  David Malcolm  <dmalcolm@redhat.com>
3535         * c-common.h (enum lookup_name_fuzzy_kind): Move to name-hint.h.
3536         (lookup_name_fuzzy): Likewise.  Convert return type from
3537         const char * to name_hint.  Add location_t param.
3538         * name-hint.h: New header.
3540 2017-11-19  Jakub Jelinek  <jakub@redhat.com>
3542         PR c/66618
3543         PR c/69960
3544         * c-common.h (c_fully_fold): Add LVAL argument defaulted to false.
3546 2017-11-16  Joseph Myers  <joseph@codesourcery.com>
3548         * c.opt (-std=c17, std=gnu17, -std=iso9899:2017): Refer to 2018
3549         expected publication date of C17.
3550         (-std=c18, -std=gnu18, -std=iso9899:2018): New option aliases.
3552 2017-11-15  Joseph Myers  <joseph@codesourcery.com>
3554         PR c/81156
3555         * c-common.c (c_common_reswords): Add __builtin_tgmath.
3556         * c-common.h (enum rid): Add RID_BUILTIN_TGMATH.
3558 2017-11-10  Martin Sebor  <msebor@redhat.com>
3560         PR c/81117
3561         * c-common.c (catenate_strings): Use memcpy instead of strncpy.
3562         * c-warn.c (sizeof_pointer_memaccess_warning): Handle arrays.
3563         * c.opt (-Wstringop-truncation): New option.
3565 2017-11-06  Martin Liska  <mliska@suse.cz>
3567         PR middle-end/82404
3568         * c-opts.c (c_common_post_options): Set -Wreturn-type for C++
3569         FE.
3570         * c.opt: Set default value of warn_return_type.
3572 2017-10-31  David Malcolm  <dmalcolm@redhat.com>
3574         * c-common.c (binary_op_error): Update for renaming of
3575         error_at_rich_loc.
3576         (c_parse_error): Likewise.
3577         * c-warn.c (warn_logical_not_parentheses): Likewise for
3578         renaming of inform_at_rich_loc.
3579         (warn_for_restrict): Likewise for renaming of
3580         warning_at_rich_loc_n.
3582 2017-10-30  Joseph Myers  <joseph@codesourcery.com>
3584         * c.opt (std=c17, std=gnu17, std=iso9899:2017): New options.
3585         * c-opts.c (set_std_c17): New function.
3586         (c_common_init_options): Use gnu17 as default C version.
3587         (c_common_handle_option): Handle -std=c17 and -std=gnu17.
3589 2017-10-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
3591         * c-cppbuiltin.c (mode_has_fma): Add support for PowerPC KFmode.
3592         (c_cpp_builtins): If a machine has a fast fma _Float<N> and
3593         _Float<N>X variant, define __FP_FAST_FMA<N> and/or
3594         __FP_FAST_FMA<N>X.
3596 2017-10-23  Marek Polacek  <polacek@redhat.com>
3598         PR c/82681
3599         * c-warn.c (warnings_for_convert_and_check): Fix typos.
3601 2017-10-19  Eric Botcazou  <ebotcazou@adacore.com>
3603         * c-common.c (check_builtin_function_arguments): Also check arguments
3604         of __builtin_alloca_with_align_and_max.
3606 2017-10-17  David Malcolm  <dmalcolm@redhat.com>
3608         * c-format.c (format_warning_at_char): Pass UNKNOWN_LOCATION
3609         rather than NULL to format_warning_va.
3610         (check_format_types): Likewise when calling format_type_warning.
3611         Remove code to extract source_ranges and source_range * in favor
3612         of just a location_t.
3613         (format_type_warning): Convert source_range * param to a
3614         location_t.
3616 2017-10-13  Jakub Jelinek  <jakub@redhat.com>
3618         * c-gimplify.c (c_gimplify_expr): Handle [LR]ROTATE_EXPR like
3619         [LR]SHIFT_EXPR.
3621 2017-10-12  David Malcolm  <dmalcolm@redhat.com>
3623         * c-common.c (enum missing_token_insertion_kind): New enum.
3624         (get_missing_token_insertion_kind): New function.
3625         (maybe_suggest_missing_token_insertion): New function.
3626         * c-common.h (maybe_suggest_missing_token_insertion): New decl.
3628 2017-10-11  Nathan Sidwell  <nathan@acm.org>
3630         * c-opts.c (add_prefixed_path): Change chain to incpath_kind.
3631         (c_common_handle_option): Update incpath_kind names.
3633 2017-10-11  Martin Liska  <mliska@suse.cz>
3635         PR sanitizer/82490
3636         * c-attribs.c (handle_no_sanitize_attribute): Report directly
3637         Wattributes warning.
3639 2017-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
3641         * c-ada-spec.c (dump_generic_ada_node): Use wi::to_wide when
3642         operating on trees as wide_ints.
3643         * c-common.c (pointer_int_sum): Likewise.
3644         * c-pretty-print.c (pp_c_integer_constant): Likewise.
3645         * c-warn.c (match_case_to_enum_1): Likewise.
3646         (c_do_switch_warnings): Likewise.
3647         (maybe_warn_shift_overflow): Likewise.
3649 2017-10-10  Jakub Jelinek  <jakub@redhat.com>
3651         PR c/82437
3652         * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_wide
3653         instead of wide_int::from.
3655 2017-10-06  Jakub Jelinek  <jakub@redhat.com>
3657         PR c/82437
3658         * c-warn.c (warn_tautological_bitwise_comparison): Instead of
3659         using to_widest use wide_int with the larger of the two precisions.
3661 2017-10-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
3663         * c-pretty-print.c (pp_c_parameter_type_list): Print ... for variadic
3664         functions.
3666 2017-10-02  Richard Sandiford  <richard.sandiford@linaro.org>
3668         * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_widest
3669         when combining the original unconverted comparison operands.
3671 2017-09-29  Jakub Jelinek  <jakub@redhat.com>
3673         * c-attribs.c (handle_noipa_attribute): Don't add "stack_protect"
3674         attribute.
3676 2017-09-29  Eric Botcazou  <ebotcazou@adacore.com>
3678         * c-ada-spec.c (to_ada_name): Add index parameter.
3679         (pp_ada_tree_identifier): Likewise.
3680         (dump_ada_macros): Adjust call to to_ada_name.
3681         (struct overloaded_name_hash): New type.
3682         (struct overloaded_name_hasher): Likewise.
3683         (overloaded_names): New hash table.
3684         (compute_overloading_index): New function.
3685         (dump_ada_decl_name): Call it and pass the result to
3686         pp_ada_tree_identifier.
3687         (dump_ada_double_name): Adjust calls to pp_ada_tree_identifier.
3688         (dump_ada_function_declaration): Likewise.
3689         (dump_generic_ada_node): Likewise.
3690         (print_constructor): Likewise.
3691         (print_destructor): Likewise.
3692         (dump_ada_specs): Delete overloaded_names table.
3694 2017-09-29  Eric Botcazou  <ebotcazou@adacore.com>
3696         * c-ada-spec.c (max_ada_macros): Move around.
3697         (store_ada_macro_index): Likewise.
3698         (source_file): Rename into...
3699         (macro_source_file): ...this.
3700         (count_ada_macro): Move around.
3701         (store_ada_macro): Likewise.
3702         (compare_macro): Likewise.
3703         (print_ada_macros): Merge in...
3704         (dump_ada_macros): ...this.
3705         (source_file_base): Rename into...
3706         (current_source_file): ...this.
3707         (print_comment): Move around.
3708         (dump_ada_nodes): Call dump_ada_declaration directly.
3709         (struct with): Change type of limited field to bool.
3710         (append_withs): Change type of limited_access parameter to bool.
3711         (pp_ada_tree_identifie): Likewise.
3712         (dump_ada_decl_nam): Likewise.
3713         (dump_generic_ada_node): Likewise.  Do not print the return type.
3714         (to_ada_name): Change type of space_found parameter to bool.
3715         (dump_ada_function_declaration): Return void and change type of
3716         parameters to bool.  Also print the return type for a function.
3717         (print_ada_methods): Rename into...
3718         (dump_ada_methods): ...this.
3719         (print_ada_declaration): Rename into ...
3720         (dump_ada_declaration): ...this.  Do not print the return type.
3721         (print_ada_struct_decl): Rename into...
3722         (dump_ada_struct_decl): ...this.
3724 2017-09-29  Jakub Jelinek  <jakub@redhat.com>
3726         * c-attribs.c (handle_packed_attribute): Test DECL_C_BIT_FIELD
3727         rather than DECL_INITIAL.
3728         (common_handle_aligned_attribute): Likewise.
3730 2017-09-20  Alexandre Oliva  <aoliva@redhat.com>
3732         * c.opt (gen-decls): Add RejectNegative.
3734 2017-09-15  Andrew Sutton  <andrew.n.sutton@gmail.com>
3735             Jakub Jelinek  <jakub@redhat.com>
3737         Add support for -std=c++2a.
3738         * c-common.h (cxx_dialect): Add cxx2a as a dialect.
3739         * opt.c: Add options for -std=c++2a and -std=gnu++2a.
3740         * c-opts.c (set_std_cxx2a): New.
3741         (c_common_handle_option): Set options when -std=c++2a is enabled.
3742         (c_common_post_options): Adjust comments.
3743         (set_std_cxx14, set_std_cxx17): Likewise.
3745 2017-09-15  Eric Botcazou  <ebotcazou@adacore.com>
3747         * c-pragma.c (handle_pragma_scalar_storage_order): Expand on error
3748         message for non-uniform endianness and issue a warning in C++.
3750 2017-09-15  Jakub Jelinek  <jakub@redhat.com>
3752         * c.opt (Wc++1z-compat): Change from option to undocumented alias.
3753         (Wc++17-compat): Change from undocumented alias to option.
3754         (Wnoexcept-type): Enable by Wc++17-compat instead of Wc++1z-compat,
3755         change C++1z to C++17 in description.
3756         (std=c++1z, std=gnu++1z): Change from option to undocumented
3757         deprecated alias.
3758         (std=c++17, std=gnu++17): Change from undocumented alias to option.
3759         Adjust description.
3760         * c-common.h (enum cxx_dialect): Rename cxx1z to cxx17.
3761         * c-opts.c (set_std_cxx1z): Rename to ...
3762         (set_std_cxx17): ... this.
3763         (c_common_handle_option): Rename OPT_std_c__1z to OPT_std_c__17
3764         and OPT_std_gnu__1z to OPT_std_gnu__17.  Adjust set_std_cxx1z
3765         caller.
3766         (c_common_post_options): Use cxx17 instead of cxx1z.  Adjust
3767         comments.
3769 2017-09-12  H.J. Lu  <hongjiu.lu@intel.com>
3771         * c-attribs.c (common_handle_aligned_attribute): Don't warn
3772         function alignment if warn_if_not_aligned_p is true.
3774 2017-09-12  Nathan Sidwell  <nathan@acm.org>
3776         * c-common.c (field_decl_cmp, resort_data, resort_field_decl_cmp,
3777         resort_sorted_fields): Move to c/c-decl.c.
3778         * c-common.h (field_decl_cmp, resort_sorted_fields): Delete.
3779         (struct sorted_fields_type): Move to c/c-lang.h.
3781 2017-09-09  Jonathan Wakely  <jwakely@redhat.com>
3783         PR c++/81852
3784         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_threadsafe_static_init.
3786 2017-09-04  Marek Polacek  <polacek@redhat.com>
3788         PR c/81783
3789         * c-warn.c (warn_tautological_bitwise_comparison): New function.
3790         (warn_tautological_cmp): Call it.
3792 2017-09-01  Boris Kolpackov  <boris@codesynthesis.com>
3794         * c-opts.c (c_common_finish): Write dependency information even if
3795         there are errors.
3797 2017-09-01  Jakub Jelinek  <jakub@redhat.com>
3799         PR c/81887
3800         * c-pragma.c (omp_pragmas): Move "ordered" entry from here to ...
3801         (omp_pragmas_simd): ... here.
3802         * c-omp.c (c_finish_omp_ordered): If clauses isn't simd clause alone,
3803         create new clauses list containing just simd clause.
3805 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3806             Alan Hayward  <alan.hayward@arm.com>
3807             David Sherwood  <david.sherwood@arm.com>
3809         * c-attribs.c (vector_mode_valid_p) Fold GET_MODE_INNER call
3810         into scalar_mode_supported_p call.
3811         (handle_mode_attribute): Update call to scalar_mode_supported_p.
3813 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3814             Alan Hayward  <alan.hayward@arm.com>
3815             David Sherwood  <david.sherwood@arm.com>
3817         * c-common.c (c_common_fixed_point_type_for_size): Use opt_scalar_mode
3818         for the mode iterator.
3820 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3821             Alan Hayward  <alan.hayward@arm.com>
3822             David Sherwood  <david.sherwood@arm.com>
3824         * c-lex.c (interpret_fixed): Use SCALAR_TYPE_MODE.
3825         * c-common.c (c_build_vec_perm_expr): Likewise.
3827 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3828             Alan Hayward  <alan.hayward@arm.com>
3829             David Sherwood  <david.sherwood@arm.com>
3831         * c-common.c (c_common_type_for_mode): Use as_a <scalar_int_mode>.
3833 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3834             Alan Hayward  <alan.hayward@arm.com>
3835             David Sherwood  <david.sherwood@arm.com>
3837         * c-attribs.c (handle_mode_attribute): Check for a scalar_int_mode
3838         before calling targetm.addr_space.valid_pointer_mode.
3840 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3841             Alan Hayward  <alan.hayward@arm.com>
3842             David Sherwood  <david.sherwood@arm.com>
3844         * c-cppbuiltin.c (c_cpp_builtins): Use opt_scalar_float_mode.
3846 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3847             Alan Hayward  <alan.hayward@arm.com>
3848             David Sherwood  <david.sherwood@arm.com>
3850         * c-common.c (c_common_fixed_point_type_for_size): Use new mode
3851         iterators.
3852         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
3854 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
3855             Alan Hayward  <alan.hayward@arm.com>
3856             David Sherwood  <david.sherwood@arm.com>
3858         * c-cppbuiltin.c (mode_has_fma): Prefix mode names with E_ in
3859         case statements.
3861 2017-08-29  Martin Liska  <mliska@suse.cz>
3863         PR other/39851
3864         * c-common.c (parse_optimize_options): Add argument to function
3865         call.
3866         * c-pragma.c (handle_pragma_diagnostic): Likewise.
3868 2017-08-24  David Malcolm  <dmalcolm@redhat.com>
3870         * c-lex.c (interpret_float): Use token location
3871         when building an EXCESS_PRECISION_EXPR.
3873 2017-08-21  David Malcolm  <dmalcolm@redhat.com>
3875         * c-common.c (check_function_arguments): Add "arglogs" param; pass
3876         it to check_function_format.
3877         * c-common.h (check_function_arguments): Add vec<location_t> *
3878         param.
3879         (check_function_format): Likewise.
3880         * c-format.c (struct format_check_context): Add field "arglocs".
3881         (check_function_format): Add param "arglocs"; pass it to
3882         check_format_info.
3883         (check_format_info): Add param "arglocs"; use it to initialize
3884         new field of format_ctx.
3885         (check_format_arg): Pass format_ctx->arglocs to new param of
3886         check_format_info_main.
3887         (class argument_parser): New field "arglocs".
3888         (argument_parser::argument_parser): Add "arglocs_" param and use
3889         it to initialize new field.
3890         (argument_parser::check_argument_type): Pass new arglocs field to
3891         check_format_types.
3892         (check_format_info_main): Add param "arglocs", and use it when
3893         constructing arg_parser.
3894         (check_format_types): Add param "arglocs"; use it if non-NULL when
3895         !EXPR_HAS_LOCATION (cur_param) to get at location information.
3897 2017-08-18  H.J. Lu  <hongjiu.lu@intel.com>
3899         PR c/53037
3900         * c-attribs.c (handle_warn_if_not_aligned_attribute): New.
3901         (c_common_attribute_table): Add warn_if_not_aligned.
3902         (handle_aligned_attribute): Renamed to ...
3903         (common_handle_aligned_attribute): Remove argument, name, and add
3904         argument, warn_if_not_aligned.  Handle warn_if_not_aligned.
3905         (handle_aligned_attribute): New.
3906         * c.opt: Add -Wif-not-aligned and -Wpacked-not-aligned.
3908 2017-08-14  Martin Sebor  <msebor@redhat.com>
3910         PR c/81117
3911         * c-attribs.c (c_common_attribute_table): Add nonstring entry.
3912         (handle_nonstring_attribute): New function.
3914 2017-08-14  Martin Sebor  <msebor@redhat.com>
3916         PR c/81117
3917         * c-format.h (T89_G): New macro.
3918         * c-format.c (local_gcall_ptr_node): New variable.
3919         (init_dynamic_diag_info): Initialize it.
3921 2017-08-11  Martin Liska  <mliska@suse.cz>
3923         * c-opts.c (c_common_post_options): Replace ASM_OUTPUT_DEF with
3924         TARGET_SUPPORTS_ALIASES.
3926 2017-08-10  David Malcolm  <dmalcolm@redhat.com>
3928         * c-common.c (c_parse_error): Add rich_location * param, using it
3929         rather implicitly using input_location.
3930         * c-common.h (c_parse_error): Add rich_location * param.
3932 2017-08-09  Marek Polacek  <polacek@redhat.com>
3934         * c-common.c (pointer_int_sum): Use true/false instead of 1/0.
3935         (c_common_truthvalue_conversion): Likewise.
3936         * c-omp.c (c_finish_omp_atomic): Likewise.
3937         * c-common.h (build_binary_op): Update declaration.
3939 2017-08-08  Martin Liska  <mliska@suse.cz>
3941         * c-ada-spec.c: Include header files.
3942         * c-ubsan.c: Likewise.
3943         * c-warn.c: Likewise.
3945 2017-08-07  Jakub Jelinek  <jakub@redhat.com>
3947         PR c/69389
3948         * c-omp.c (c_finish_omp_atomic): Handle atomics on bitfields.
3950 2017-08-07  Eric Botcazou  <ebotcazou@adacore.com>
3952         * c-ada-spec.c (has_nontrivial_methods): Test for FUNCTION_DECL.
3953         (print_ada_methods): Likewise.
3954         (print_ada_declaration): Likewise.
3956 2017-08-07  Martin Liska  <mliska@suse.cz>
3958         * array-notation-common.c: Add new includes.
3959         * c-format.c( handle_format_attribute): Canonicalize a format
3960         function name.
3961         * c-lex.c (c_common_has_attribute): Canonicalize name of an
3962         attribute.
3963         * c-pretty-print.c: Add new include.
3965 2017-08-05  Eric Botcazou  <ebotcazou@adacore.com>
3967         * c-ada-spec.c (has_static_fields): Look only into variables.
3968         (print_constructor): Add TYPE parameter and use it for the name.
3969         (print_destructor): Likewise.
3970         (print_ada_declaration): Adjust to new constructor/destructor names.
3971         Adjust calls to print_constructor and print_destructor.
3972         (print_ada_struct_decl): Do not test TREE_STATIC on FIELD_DECL.
3973         Look only into variables in the final loop.
3975 2017-08-01  Eric Botcazou  <ebotcazou@adacore.com>
3977         * c-ada-spec.c (has_static_fields): Look only into fields.
3978         (dump_generic_ada_node): Small tweak.
3979         (dump_nested_types): Look only into fields.
3980         (print_ada_declaration): Look only into methods.  Small tweak.
3981         (print_ada_struct_decl): Look only into fields.  Use DECL_VIRTUAL_P.
3983 2017-08-01  Eric Botcazou  <ebotcazou@adacore.com>
3985         * c-ada-spec.c (print_generic_ada_decl): Pass correctly-typed constant.
3986         (dump_ada_function_declaration): Likewise.
3987         (dump_generic_ada_node): Likewise.
3988         (print_ada_declaration): Add support for const-qualified variables.
3990 2017-07-31  Martin Liska  <mliska@suse.cz>
3992         PR sanitize/81530
3993         * c-ubsan.c (ubsan_maybe_instrument_array_ref):
3994         Guard condition with flag_sanitize_p also with current_function_decl
3995         non-null equality.
3996         (ubsan_maybe_instrument_reference_or_call): Likewise.
3998 2017-07-30  Uros Bizjak  <ubizjak@gmail.com>
4000         * c-format.c (asm_fprintf_char_table): Add 'z' to format_chars.
4002 2017-07-29  Eric Botcazou  <ebotcazou@adacore.com>
4004         * c-ada-spec.c (dump_generic_ada_node): Take into account signedness
4005         for enumeral types.
4006         (print_ada_declaration): Add missing guard for record types.
4008 2017-07-27  Jakub Jelinek  <jakub@redhat.com>
4010         PR c/45784
4011         * c-omp.c (c_finish_omp_for): If the condition is wrapped in
4012         rhs of COMPOUND_EXPR(s), skip them and readd their lhs into
4013         new COMPOUND_EXPRs around the rhs of the comparison.
4015 2017-07-27  Marek Polacek  <polacek@redhat.com>
4017         PR c/81417
4018         * c-warn.c (warn_for_sign_compare): Tweak the warning message.  Print
4019         the types.
4021 2017-07-27  Jakub Jelinek  <jakub@redhat.com>
4023         * c-attribs.c (c_common_attribute_table): Add noipa attribute.
4024         (handle_noipa_attribute): New function.
4026 2017-07-07  Torsten Duwe  <duwe@suse.de>
4028         * c-attribs.c (c_common_attribute_table): Add entry for
4029         "patchable_function_entry".
4031 2017-07-20  Nathan Sidwell  <nathan@acm.org>
4033         Remove TYPE_METHODS.
4034         * c-ada-spec.c (is_tagged_type, has_nontrivial_methods,
4035         dump_ada_template, print_ada_methods,
4036         print_ada_declaration): Member fns are on TYPE_FIELDS.
4038 2017-07-18  Nathan Sidwell  <nathan@acm.org>
4040         * c-warn.c (warn_for_memset): Use TYPE_{MIN,MAX}_VALUE.
4042 2017-07-14  David Malcolm  <dmalcolm@redhat.com>
4044         * c-common.c (try_to_locate_new_include_insertion_point): New
4045         function.
4046         (per_file_includes_t): New typedef.
4047         (added_includes_t): New typedef.
4048         (added_includes): New variable.
4049         (maybe_add_include_fixit): New function.
4050         * c-common.h (maybe_add_include_fixit): New decl.
4052 2017-07-10  Martin Sebor  <msebor@redhat.com>
4054         PR other/81345
4055         * c.opt (-Wstringop-overflow): Set defaults in LangEnabledBy.
4057 2017-07-06  David Malcolm  <dmalcolm@redhat.com>
4059         * c-common.c (selftest::c_family_tests): New.
4060         * c-common.h (selftest::run_c_tests): Move decl to c/c-lang.h.
4061         (selftest::c_family_tests): New decl.
4063 2017-07-04  Marek Polacek  <polacek@redhat.com>
4065         PR c/81231
4066         * c-common.c (sync_resolve_size): Give error for pointers to incomplete
4067         types.
4069 2017-07-04  Marek Polacek  <polacek@redhat.com>
4071         * c-warn.c (warn_if_unused_value): Remove WITH_CLEANUP_EXPR handling.
4073 2017-06-28  Martin Liska  <mliska@suse.cz>
4075         PR ipa/81128
4076         * c-attribs.c (handle_alias_ifunc_attribute): Append ifunc alias
4077         to a function declaration.
4079 2017-06-28  Martin Liska  <mliska@suse.cz>
4081         PR driver/79659
4082         * c.opt: Add IntegerRange to various options.
4084 2017-06-26  Marek Polacek  <polacek@redhat.com>
4086         PR c/80116
4087         * c-common.h (warn_for_multistatement_macros): Declare.
4088         * c-warn.c: Include "c-family/c-indentation.h".
4089         (warn_for_multistatement_macros): New function.
4090         * c.opt (Wmultistatement-macros): New option.
4091         * c-indentation.c (guard_tinfo_to_string): No longer static.
4092         Change the parameter type to "enum rid".  Handle RID_SWITCH.
4093         * c-indentation.h (guard_tinfo_to_string): Declare.
4095 2017-06-23  Marc Glisse  <marc.glisse@inria.fr>
4097         * c-common.c (c_common_nodes_and_builtins): Use builtin_structptr_types.
4099 2017-06-15  Martin Sebor  <msebor@redhat.com>
4101         PR c++/80560
4102         * c.opt (-Wclass-memaccess): New option.
4104 2017-06-14  Boris Kolpackov  <boris@codesynthesis.com>
4106         * c-opts.c (c_common_finish): Handle '-' special value to -MF.
4108 2017-06-13  Marek Polacek  <polacek@redhat.com>
4110         PR objc/80949
4111         * c-warn.c (do_warn_duplicated_branches): Return if any of the
4112         branches is null.
4114 2017-06-13  Martin Liska  <mliska@suse.cz>
4116         PR sanitize/78204
4117         * c-attribs.c (add_no_sanitize_value): New function.
4118         (handle_no_sanitize_attribute): Likewise.
4119         (handle_no_sanitize_address_attribute): Use the function.
4120         (handle_no_sanitize_thread_attribute): New function.
4121         (handle_no_address_safety_analysis_attribute): Use
4122         add_no_sanitize_value.
4123         (handle_no_sanitize_undefined_attribute): Likewise.
4124         * c-common.h: Declare new functions.
4125         * c-ubsan.c (ubsan_instrument_division): Use sanitize_flags_p.
4126         (ubsan_instrument_shift): Likewise.
4127         (ubsan_instrument_bounds): Likewise.
4128         (ubsan_maybe_instrument_array_ref): Likewise.
4129         (ubsan_maybe_instrument_reference_or_call): Likewise.
4131 2017-06-11  Jason Merrill  <jason@redhat.com>
4133         * c-ada-spec.c, c-pragma.c: Use id_equal.
4135 2017-06-04  Marek Polacek  <polacek@redhat.com>
4137         PR c/80919
4138         * c-format.c (matching_type_p): Return false if any of the types
4139         requires structural equality.
4141 2017-06-02  Martin Sebor  <msebor@redhat.com>
4143         PR c/80892
4144         * c-warn.c (conversion_warning): Use -Wconversion for integer
4145         conversion and -Wfloat-conversion for floating one.
4147 2017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4149         * c.opt (Wsizeof-pointer-div): New warning option.
4151 2017-06-01  Volker Reichelt  <v.reichelt@netcologne.de>
4153         * c.opt (Wcatch-value): New shortcut for Wcatch-value=1.
4154         (Wcatch-value=1): Enable by -Wall.
4156 2017-05-30  David Malcolm  <dmalcolm@redhat.com>
4158         * c-format.c (gcc_cxxdiag_char_table): Add 'H' and 'I' to
4159         format_chars.
4160         * c.opt (fdiagnostics-show-template-tree): New option.
4161         (felide-type): New option.
4163 2017-05-25  Volker Reichelt  <v.reichelt@netcologne.de>
4165         * c.opt (Wcatch-value=): New C++ warning flag.
4167 2017-05-24  Nathan Sidwell  <nathan@acm.org>
4169         * c=common.c (field_decl_cmp, resort_field_decl_cmp): Adjust T
4170         const casts to avoid warning.
4172 2017-05-24  Martin Sebor  <msebor@redhat.com>
4174         PR c/80731
4175         * c-common.h (unsafe_conversion_p): Add a function argument.
4176         * c-common.c (unsafe_conversion_p): Same.
4177         Add type names and values to diagnostics.
4178         (scalar_to_vector): Adjust.
4179         * c-warn.c (constant_expression_error): Add a function argument.
4180         Add type names and values to diagnostics.
4181         (conversion_warning): Add a function argument.
4182         Add type names and values to diagnostics.
4183         (warnings_for_convert_and_check): Same.
4185 2017-05-19  Jason Merrill  <jason@redhat.com>
4187         * c-warn.c (match_case_to_enum_1): Don't warn about enums with no
4188         enumerators.
4190 2017-05-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4192         * c-format.c (locus): Move out of function scope,
4193         add GTY attribute.
4195 2017-05-19  Nathan Sidwell  <nathan@acm.org>
4197         * c-opts.c (class_dump_file, class_dump_flags): Delete.
4198         (c_common_parse_file): Remove class dump handling.
4199         (get_dump_info): Likewise.
4201 2017-05-19  Richard Biener  <rguenther@suse.de>
4203         PR c++/80593
4204         * c-warn.c (strict_aliasing_warning): Do not warn for accesses
4205         to alias-set zero memory.
4207 2017-05-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4209         * c-format.c (local_tree_type_node): Add GTY attribute.
4211 2017-05-18  Marek Polacek  <polacek@redhat.com>
4213         * c-common.c (c_common_type_for_size): Use NULL_TREE instead of 0.
4214         (c_common_fixed_point_type_for_size): Likewise.
4215         (c_common_type_for_mode): Likewise.
4216         (shorten_compare): Likewise.
4217         (c_promoting_integer_type_p): Use false/true instead of 0/1.
4218         * c-pragma.c (maybe_apply_renaming_pragma): Use NULL_TREE instead of 0.
4220 2017-05-18  Marek Polacek  <polacek@redhat.com>
4222         * c-common.c (self_promoting_args_p): Change the return type to bool.
4223         Use false/true instead of 0/1.
4224         * c-common.h (self_promoting_args_p): Update.
4226 2017-05-17  Marek Polacek  <polacek@redhat.com>
4228         * c-common.c: Use NULL_TREE instead of 0 where appropriate.
4229         * c-warn.c: Likewise.
4231 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
4233         Implement new C++ intrinsics __is_assignable and __is_constructible.
4234         * c-common.c (__is_assignable, __is_constructible): New.
4235         * c-common.h (RID_IS_ASSIGNABLE, RID_IS_CONSTRUCTIBLE): Likewise.
4237 2017-05-17  Martin Liska  <mliska@suse.cz>
4239         * c-common.h: Introduce dump_flags_t type and
4240         use it instead of int type.
4241         * c-gimplify.c (c_genericize): Likewise.
4242         * c-opts.c: Likewise.
4244 2017-05-17  Marek Polacek  <polacek@redhat.com>
4246         * c-common.c (c_save_expr): Remove.
4247         (c_common_truthvalue_conversion): Remove a call to c_save_expr.
4248         * c-common.h (c_save_expr): Remove declaration.
4250 2017-05-09  Volker Reichelt  <v.reichelt@netcologne.de>
4252         PR c/35441
4253         * c-pretty-print.c (c_pretty_printer::expression): Handle MAX_EXPR,
4254         MIN_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, LROTATE_EXPR, RROTATE_EXPR.
4255         (c_pretty_printer::postfix_expression): Handle MAX_EXPR, MIN_EXPR.
4256         (c_pretty_printer::multiplicative_expression): Handle EXACT_DIV_EXPR,
4257         RDIV_EXPR.
4258         (pp_c_shift_expression): Handle LROTATE_EXPR, RROTATE_EXPR.
4260 2017-05-09  Marek Polacek  <polacek@redhat.com>
4262         PR c/80525
4263         * c-warn.c (unwrap_c_maybe_const): New.
4264         (warn_logical_operator): Call it.
4266 2017-05-09  Nathan Sidwell  <nathan@acm.org>
4268         * c-common.c (c_register_builtin_type): Use pushdecl lang_hook.
4269         * c-common.h (pushdecl_top_level, pushdecl): Don't declare here.
4271 2017-05-08  Martin Sebor  <msebor@redhat.com>
4273         PR translation/80280
4274         * c-format.h (struct format_flag_spec): Add new member.
4275         (T89_T): New macro.
4276         * c-format.c (local_tree_type_node): New global.
4277         (printf_flag_specs, asm_fprintf_flag_spec): Initialize new data.
4278         (gcc_diag_flag_specs, scanf_flag_specs, strftime_flag_specs): Ditto.
4279         (strfmon_flag_specs): Likewise.
4280         (gcc_diag_char_table, gcc_cdiag_char_table): Split up specifiers
4281         with distinct quoting properties.
4282         (gcc_tdiag_char_table, gcc_cxxdiag_char_table): Same.
4283         (flag_chars_t::validate): Add argument and handle bad quoting.
4284         (check_format_info_main): Handle quoting problems.
4285         (init_dynamic_diag_info): Simplify.
4287 2017-05-08  Jason Merrill  <jason@redhat.com>
4289         * c-opts.c (c_common_post_options): Update defaults for
4290         flag_abi_version and flag_abi_compat_version.
4292 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
4294         * c-common.c (c_cpp_error): Replace report_diagnostic
4295         with diagnostic_report_diagnostic.
4297 2017-05-04  Martin Sebor  <msebor@redhat.com>
4299         PR translation/80280
4300         * c-attribs.c (handle_alias_ifunc_attribute): Quote a %D directive.
4301         (handle_weakref_attribute): Same.
4303 2017-05-03  Nathan Sidwell  <nathan@acm.org>
4305         Canonicalize canonical type hashing
4306         * c-common.c (complete_array_type): Use type_hash_canon.
4308 2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
4310         PR c++/80038
4311         * c-common.h (cilk_gimplify_call_params_in_spawned_fn): Remove
4312         prototype.
4313         (cilk_install_body_pedigree_operations): Likewise.
4314         * cilk.c (cilk_set_spawn_marker): Mark functions that should be
4315         detatched.
4316         (cilk_gimplify_call_params_in_spawned_fn): Remove.
4317         (cilk_install_body_pedigree_operations): Likewise.
4318         (gimplify_cilk_spawn): Add EXPR_STMT and CLEANUP_POINT_EXPR
4319         unwrapping.
4321 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
4323         PR c++/80534
4324         * c-common.c (complete_array_type): Only hash TYPE_TYPELESS_STORAGE
4325         flag on non-aggregate element types.
4327 2017-04-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4329         * c-common.c (c_type_hasher, type_hash_table): Remove.
4330         (c_common_get_alias_set): Remove unreachable code.
4331         * c-opts.c (c_common_post_options): Make sure cc1 takes only one file.
4333 2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>
4335         * c.opt (Wextra-semi): New C++ warning flag.
4337 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
4339         PR middle-end/80423
4340         * c-common.c (complete_array_type): Preserve TYPE_TYPELESS_STORAGE.
4342 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
4344         PR middle-end/79788
4345         PR middle-end/80375
4346         * c-common.c (c_common_type_for_mode): Don't handle
4347         widest_*_literal_type_node here.
4348         c_common_signed_or_unsigned_type): Likewise.
4349         (c_common_nodes_and_builtins): Set widest_*_literal_type_node
4350         to *intTI_type_node or *intDI_type_node depending on whether
4351         TImode is supported by the target or not.
4353 2017-04-10  Martin Liska  <mliska@suse.cz>
4355         PR sanitizer/80350
4356         * c-ubsan.c (ubsan_instrument_shift): Evaluate RHS before
4357         doing an UBSAN check.
4359 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
4361         * c-warn.c (do_warn_double_promotion): Fix typo in comment.
4363 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
4365         PR c++/79572
4366         * c-ubsan.h (ubsan_maybe_instrument_reference): Change argument to
4367         tree *.
4368         * c-ubsan.c (ubsan_maybe_instrument_reference): Likewise.  Handle
4369         not just NOP_EXPR to REFERENCE_TYPE, but also INTEGER_CST with
4370         REFERENCE_TYPE.
4372 2017-03-31  David Malcolm  <dmalcolm@redhat.com>
4374         PR documentation/78732
4375         * c.opt (Wendif-labels): Fix description to refer to
4376         #else rather than #elif.
4378 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
4380         PR libstdc++/80251
4381         * c-common.h (enum rid): Add RID_IS_AGGREGATE.
4382         * c-common.c (c_common_reswords): Add __is_aggregate trait.
4384 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
4386         PR middle-end/80162
4387         * c-common.c (c_common_mark_addressable_vec): Don't set
4388         TREE_ADDRESSABLE on DECL_HARD_REGISTER.
4390 2017-03-21  Martin Sebor  <msebor@redhat.com>
4392         PR c++/79548
4393         * c-common.c (set_underlying_type): Mark type used only when
4394         original del is declared unused.
4396 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
4398         PR translation/79848
4399         * c-format.c (check_format_string): Simplify uses of "%<%s%>" to
4400         "%qs".
4402 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
4404         PR c/79921
4405         * c-indentation.c (warn_for_misleading_indentation): Remove parens
4406         from inform's message, so that xgettext can locate it.
4408 2017-03-09  Marek Polacek  <polacek@redhat.com>
4410         PR c++/79962
4411         PR c++/79984
4412         * c-attribs.c (handle_nonnull_attribute): Save the result of default
4413         conversion to the attribute list.
4415 2017-03-09  Martin Liska  <mliska@suse.cz>
4417         * c-ada-spec.c (macro_length): Increment value instead of a pointer.
4419 2017-03-03  Jason Merrill  <jason@redhat.com>
4421         * c.opt (Wnoexcept-type): New.
4423 2017-03-02  Richard Biener  <rguenther@suse.de>
4425         PR c/79756
4426         * c-common.c (c_common_mark_addressable_vec): Look through
4427         C_MAYBE_CONST_EXPR.
4429 2017-02-28  Martin Liska  <mliska@suse.cz>
4431         * c.opt: Replace space with tabular for options of <number>
4432         type.
4434 2017-02-28  Martin Liska  <mliska@suse.cz>
4436         * c.opt: Fix --help=option -Q for options which are of
4437         an enum type.
4439 2017-02-24  Jakub Jelinek  <jakub@redhat.com>
4441         PR c++/79588
4442         * c-common.c (check_function_restrict): New function.
4443         (check_function_arguments): Add FNDECL argument.  Call
4444         check_function_restrict if -Wrestrict.
4445         * c-warn.c (warn_for_restrict): Remove ARGS argument, add ARGARRAY
4446         and NARGS.  Use auto_vec for ARG_POSITIONS, simplify.
4447         * c-common.h (check_function_arguments): Add FNDECL argument.
4448         (warn_for_restrict): Remove ARGS argument, add ARGARRAY and NARGS.
4450 2017-02-24  Eric Botcazou  <ebotcazou@adacore.com>
4452         * c-ada-spec.c (dump_ada_function_declaration): Add comment about the
4453         treatment of parameters with pointer-to-tagged type and tidy up.
4454         (print_ada_methods): Remove the special treatment of C++ static member
4455         functions.
4457 2017-02-22  Martin Liska  <mliska@suse.cz>
4459         * c.opt: Replace inequality signs with square brackets
4460         for -Wnornalized.
4462 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
4464         PR c++/79641
4465         * c-attribs.c (handle_mode_attribute): Use build_qualified_type to
4466         preserve quals.
4468 2017-02-17  Joseph Myers  <joseph@codesourcery.com>
4470         * c-cppbuiltin.c (builtin_define_float_constants): Define
4471         __DECIMAL_DIG__ to the value for long double.
4473 2017-02-15  Marek Polacek  <polacek@redhat.com>
4475         PR c/79515
4476         * c-warn.c (do_warn_double_promotion): Don't warn if an invalid
4477         conversion has occured.
4479 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
4481         * c-common.c (c_common_reswords): Add "__RTL".
4482         * c-common.h (enum rid): Add RID_RTL.
4484 2017-01-20  Marek Polacek  <polacek@redhat.com>
4486         PR c/64279
4487         * c-common.h (do_warn_duplicated_branches_r): Declare.
4488         * c-gimplify.c (c_genericize): Walk the function tree calling
4489         do_warn_duplicated_branches_r.
4490         * c-warn.c (expr_from_macro_expansion_r): New.
4491         (do_warn_duplicated_branches): New.
4492         (do_warn_duplicated_branches_r): New.
4493         * c.opt (Wduplicated-branches): New option.
4495 2017-01-17  David Malcolm  <dmalcolm@redhat.com>
4497         PR c++/71497
4498         * c-indentation.c (warn_for_misleading_indentation): Use the past
4499         subjunctive in the note.
4501 2017-01-17  Aldy Hernandez  <aldyh@redhat.com>
4503         PR c/79116
4504         * array-notation-common.c (cilkplus_extract_an_triplets): Convert
4505         start type to integer_type.
4507 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
4509         PR driver/49726
4510         * c.opt (gen-decls): Add Driver flag.
4512 2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
4514         Revert:
4515         2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
4517         PR c++/71737
4518         * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
4520 2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
4522         PR c++/71737
4523         * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
4525 2017-01-12  Martin Sebor  <msebor@redhat.com>
4527         (-Wformat-overflow): ...to this.
4529 2017-01-11  Martin Sebor  <msebor@redhat.com>
4531         PR c/78768
4532         * c.opt (-Walloca-larger-than, -Wformat-length, -Wformat-truncation):
4533         Also enable for LTO.
4535 2017-01-10  Jason Merrill  <jason@redhat.com>
4537         Implement P0195R2, C++17 variadic using.
4538         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_variadic_using.
4540 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
4542         PR translation/79019
4543         PR translation/79020
4544         * c.opt (Wnormalized=): Fix typo in description.
4546 2017-01-08  Martin Sebor  <msebor@redhat.com>
4548         PR middle-end/77708
4549         * c.opt (-Wformat-truncation): New option.
4551 2017-01-06  Alexandre Oliva  <aoliva@redhat.com>
4553         * c-pretty-print.c (pp_c_tree_decl_identifier): Convert 16-bit
4554         value to unsigned short to fit in 4 hex digits without
4555         warnings.
4557 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
4559         * c.opt (fsso-struct): Add 'native' value.
4561 2017-01-05  Martin Liska  <mliska@suse.cz>
4563         PR pch/78970
4564         * c-opts.c (c_common_post_options): Reject '-' filename for a precompiled
4565         header.
4567 2017-01-04  Marek Polacek  <polacek@redhat.com>
4569         PR c++/64767
4570         * c.opt (Wpointer-compare): New option.
4572 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
4574         PR driver/78957
4575         * c.opt (fsso-struct=): Add RejectNegative.
4577 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
4579         Update copyright years.
4581 2016-12-29  Martin Liska  <mliska@suse.cz>
4583         PR c/78933
4584         * c.opt (strong-eval-order): Add RejectNegative keyword.
4586 2016-12-22  Jason Merrill  <jason@redhat.com>
4588         Implement P0522R0, matching of template template arguments.
4589         * c-cppbuiltin.c (c_cpp_builtins): Define
4590         __cpp_template_template_args.
4592 2016-12-21  Jakub Jelinek  <jakub@redhat.com>
4594         PR bootstrap/78817
4595         * c-common.c (struct nonnull_arg_ctx): New type.
4596         (check_function_nonnull): Return bool instead of void.  Use
4597         nonnull_arg_ctx as context rather than just location_t.
4598         (check_nonnull_arg): Adjust for the new context type, set
4599         warned_p to true if a warning has been diagnosed.
4600         (check_function_arguments): Return bool instead of void.
4601         * c-common.h (check_function_arguments): Adjust prototype.
4603 2016-12-21  Jason Merrill  <jason@redhat.com>
4605         * c.opt (-fnew-ttp-matching): New flag.
4606         * c-opts.c (c_common_post_options): Default on if -std=c++1z.
4608 2016-12-14  Martin Jambor  <mjambor@suse.cz>
4610         * c-omp.c: Include omp-general.h instead of omp-low.h.
4611         (c_finish_oacc_wait): Adjusted call to find_omp_clause to use its new
4612         name.
4614 2016-12-14  Martin Sebor  <msebor@redhat.com>
4616         PR c/17308
4617         * c-common.c (check_nonnull_arg): Disable when optimization
4618         is enabled.
4620 2016-12-12  Marek Polacek  <polacek@redhat.com>
4622         PR c++/78647
4623         * c-common.c (attribute_fallthrough_p): Return false for
4624         error_mark_node.
4626 2016-12-08  Martin Sebor  <msebor@redhat.com>
4628         PR c/78284
4629         * c.opt (-Walloc-zero, -Walloc-size-larger-than): New options.
4631 2016-12-08  Martin Sebor  <msebor@redhat.com>
4633         PR c/78165
4634         * c-pretty-print (pp_c_integer_constant): Avoid formatting type
4635         suffix.
4637 2016-12-07  Martin Sebor  <msebor@redhat.com>
4639         PR c/53562
4640         PR middle-end/77784
4641         PR middle-end/78149
4642         PR middle-end/78138
4643         * c.opt (-Wstringop-overflow): New option.
4645 2016-12-02  Maxim Ostapenko  <m.ostapenko@samsung.com>
4647         * c-attribs.c (asan odr indicator): New attribute.
4648         (handle_asan_odr_indicator_attribute): New function.
4650 2016-11-26  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4652         * c-common.c (c_common_nodes_and_builtins): Remove initialization of
4653         ptrdiff_type_node;
4655 2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
4657         * c-common.c (excess_precision_mode_join): New.
4658         (c_ts18661_flt_eval_method): New.
4659         (c_c11_flt_eval_method): Likewise.
4660         (c_flt_eval_method): Likewise.
4661         * c-common.h (excess_precision_mode_join): New.
4662         (c_flt_eval_method): Likewise.
4663         * c-cppbuiltin.c (c_cpp_flt_eval_method_iec_559): New.
4664         (cpp_iec_559_value): Call it.
4665         (c_cpp_builtins): Modify logic for __LIBGCC_*_EXCESS_PRECISION__,
4666         call c_flt_eval_method to set __FLT_EVAL_METHOD__ and
4667         __FLT_EVAL_METHOD_TS_18661_3__.
4669 2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
4671         * c-opts.c (c_common_post_options): Add logic to handle the default
4672         case for -fpermitted-flt-eval-methods.
4674 2016-11-23  Paolo Bonzini  <bonzini@gnu.org>
4676         * c.opt (Wexpansion-to-defined): New.
4678 2016-11-23  Jakub Jelinek  <jakub@redhat.com>
4680         PR target/78451
4681         * c-pragma.c (handle_pragma_target): Don't replace
4682         current_target_pragma, but chainon the new args to the current one.
4684 2016-11-22  Nathan Sidwell  <nathan@acm.org>
4686         * array-notation-common.c (cilkplus_extract_an_trplets): Fix
4687         indentation and formatting.
4689 2016-11-21  Martin Sebor  <msebor@redhat.com>
4691         * c.opt (-fprintf-return-value): Enable by default.
4693 2016-11-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4695         PR c++/71973
4696         * c.opt (-Wbuiltin-declaration-mismatch): New warning.
4697         * c-common.c (c_common_nodes_and_builtins): Initialize
4698         const_tm_ptr_type_node.
4700 2016-11-16  Marek Polacek  <polacek@redhat.com>
4702         PR c/78285
4703         * c-common.c (c_add_case_label): Turn error_at calls into inform.
4705 2016-11-14  Jakub Jelinek  <jakub@redhat.com>
4707         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_structured_bindings.
4709 2016-11-14  Prasad Ghangal  <prasad.ghangal@gmail.com>
4710             Richard Biener  <rguenther@suse.de>
4712         * c-common.h (c_common_resword): Add RID_GIMPLE, RID_PHI types.
4713         * c-common.h (enum rid): Add RID_GIMPLE, RID_PHI.
4714         * c.opt (fgimple): New option.
4716 2016-11-13  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4718         PR c/35503
4719         * c-common.h (warn_for_restrict): Declare.
4720         * c-warn.c: Include gcc-rich-location.h.
4721         (warn_for_restrict): New function.
4722         * c-format.c (gcc_tdiag_char_table): Add entry for "Z" specifier.
4723         (gcc_cdiag_char_table): Likewise.
4724         (gcc_cxxdiag_char_table): Likewise.
4725         * c.opt (Wrestrict): New option.
4727 2016-11-13  Eric Botcazou  <ebotcazou@adacore.com>
4729         * c-ada-spec.c (print_ada_declaration): For typedef declarations, look
4730         for nested types only if the type is a record or union and dump SLOC.
4732 2016-11-09  Jason Merrill  <jason@redhat.com>
4734         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_template_auto.
4736 2016-11-09  Jakub Jelinek  <jakub@redhat.com>
4738         * c-ubsan.c (ubsan_instrument_shift): Handle split
4739         -fsanitize=shift-base and -fsanitize=shift-exponent.
4741 2016-11-07  Jason Merrill  <jason@redhat.com>
4743         * c.opt (Wc++1z-compat): New.
4744         * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_noexcept_function_type.
4746 2016-11-07  Martin Liska  <mliska@suse.cz>
4748         * c-warn.c (warn_for_unused_label): Save all labels used
4749         in goto or in &label.
4751 2016-11-03  Jason Merrill  <jason@redhat.com>
4753         * c-cppbuiltin.c (c_cpp_builtins): Correct
4754         __cpp_inheriting_constructors.
4756 2016-11-01  Jason Merrill  <jason@redhat.com>
4758         * c-cppbuiltin.c (c_cpp_builtins): Update
4759         __cpp_inheriting_constructors.
4761         * c.opt (-fnew-inheriting-ctors): New.
4762         * c-opts.c: Default to on for ABI 11+.
4764 2016-10-31  Jakub Jelinek  <jakub@redhat.com>
4766         PR c++/77948
4767         * c.opt (fext-numeric-literals): Add Var and Init.
4768         * c-opts.c (c_common_handle_option): Don't clear
4769         cpp_opts->ext_numeric_literals for -std=c++{11,14,1z}.
4770         (c_common_post_options): Clear it here if not set
4771         explicitly.
4773 2016-10-28  Aldy Hernandez  <aldyh@redhat.com>
4775         PR debug/77773
4776         * c-pretty-print.c (simple_type_specifier): Do not dereference `t'
4777         if NULL.
4779 2016-10-25  Jakub Jelinek  <jakub@redhat.com>
4781         * c-common.h (enum rid): Add RID_BUILTIN_LAUNDER.
4782         * c-common.c (c_common_reswords): Add __builtin_launder.
4784 2016-10-24  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4786         * c-common.c (c_common_truthvalue_conversion): Warn for
4787         multiplications in boolean context.  Fix the quoting of '<<' and '<'
4788         in the shift warning.
4790 2016-10-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4792         * c-common.c (c_common_truthvalue_conversion): Fix the comment.
4794 2016-10-20  Jason Merrill  <jason@redhat.com>
4796         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_concepts value.
4798 2016-10-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4800         * c-common.c (c_common_truthvalue_conversion): Warn only for signed
4801         integer shift ops in boolean context.
4803 2016-10-18  Aldy Hernandez  <aldyh@redhat.com>
4805         * c.opt (Walloca): New.
4806         (Walloca-larger-than=): New.
4807         (Wvla-larger-than=): New.
4809 2016-10-17  Marek Polacek  <polacek@redhat.com>
4811         * c-warn.c (find_array_ref_with_const_idx_r): Remove parameter names.
4812         Return immediately when finding a match.
4813         (warn_tautological_cmp): Remove a boolean variable that is no longer
4814         needed.
4816 2016-10-17  Marek Polacek  <polacek@redhat.com>
4818         * c-attribs.c: New file.
4819         * c-common.c: Move attributes handling to c-attribs.c.
4820         (get_nonnull_operand): No longer static.
4821         * c-common.h: Move the declarations from c-attribs.c to its own section.
4823 2016-10-14  Jason Merrill  <jason@redhat.com>
4825         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_aggregate_bases
4826         and __cpp_deduction_guides.
4828 2016-10-13  Jason Merrill  <jason@redhat.com>
4830         * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_inline_variables.
4832 2016-10-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4834         * c-cppbuiltin.c: Include memmodel.h.
4835         * c-opts.c: Likewise.
4836         * c-pragma.c: Likewise.
4837         * c-warn.c: Likewise.
4839 2016-10-12  Jakub Jelinek  <jakub@redhat.com>
4841         * c.opt (Wextra): Add as C/C++/ObjC/ObjC++ option.
4842         (Wimplicit-fallthrough=): Enable for these languages by -Wextra.
4843         * c-opts.c (sanitize_cpp_opts): Initialize
4844         cpp_opts->cpp_warn_implicit_fallthrough.
4846 2016-10-11  Marek Polacek  <polacek@redhat.com>
4848         * c-common.c (warning_candidate_p): Change the return type to bool
4849         and return true/false instead of 1/0.
4850         (vector_mode_valid_p): Likewise.
4852 2016-10-11  Marek Polacek  <polacek@redhat.com>
4854         * c-common.c (fold_for_warn): No longer static.
4855         (bool_promoted_to_int_p): Likewise.
4856         (c_common_get_narrower): Likewise.
4857         (constant_expression_warning): Move to c-warn.c.
4858         (constant_expression_error): Likewise.
4859         (overflow_warning): Likewise.
4860         (warn_logical_operator): Likewise.
4861         (find_array_ref_with_const_idx_r): Likewise.
4862         (warn_tautological_cmp): Likewise.
4863         (expr_has_boolean_operands_p): Likewise.
4864         (warn_logical_not_parentheses): Likewise.
4865         (warn_if_unused_value): Likewise.
4866         (strict_aliasing_warning): Likewise.
4867         (sizeof_pointer_memaccess_warning): Likewise.
4868         (check_main_parameter_types): Likewise.
4869         (conversion_warning): Likewise.
4870         (warnings_for_convert_and_check): Likewise.
4871         (match_case_to_enum_1): Likewise.
4872         (match_case_to_enum): Likewise.
4873         (c_do_switch_warnings): Likewise.
4874         (warn_for_omitted_condop): Likewise.
4875         (readonly_error): Likewise.
4876         (lvalue_error): Likewise.
4877         (invalid_indirection_error): Likewise.
4878         (warn_array_subscript_with_type_char): Likewise.
4879         (warn_about_parentheses): Likewise.
4880         (warn_for_unused_label): Likewise.
4881         (warn_for_div_by_zero): Likewise.
4882         (warn_for_memset): Likewise.
4883         (warn_for_sign_compare): Likewise.
4884         (do_warn_double_promotion): Likewise.
4885         (do_warn_unused_parameter): Likewise.
4886         (record_locally_defined_typedef): Likewise.
4887         (maybe_record_typedef_use): Likewise.
4888         (maybe_warn_unused_local_typedefs): Likewise.
4889         (maybe_warn_bool_compare): Likewise.
4890         (maybe_warn_shift_overflow): Likewise.
4891         (warn_duplicated_cond_add_or_warn): Likewise.
4892         (diagnose_mismatched_attributes): Likewise.
4893         * c-common.h: Move the declarations from c-warn.c to its own section.
4894         * c-warn.c: New file.
4896 2016-10-08  Jason Merrill  <jason@redhat.com>
4898         * c-common.c (c_common_truthvalue_conversion): Don't distribute
4899         into COND_EXPR in C++.
4901 2016-10-08  Jakub Jelinek  <jakub@redhat.com>
4903         * c-lex.c (c_lex_with_flags) <case CPP_COMMENT>: For CPP_COMMENT
4904         token with PREV_FALLTHROUGH, skip all following CPP_PADDING and
4905         CPP_COMMENT tokens and set add_flags to PREV_FALLTHROUGH afterwards.
4907 2016-10-07  Jakub Jelinek  <jakub@redhat.com>
4909         Implement LWG2296 helper intrinsic
4910         * c-common.h (enum rid): Add RID_ADDRESSOF.
4911         * c-common.c (c_common_reswords): Add __builtin_addressof.
4913 2016-10-07  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4915         PR c++/77700
4916         * c-common.c (c_common_truthvalue_conversion): Warn also for
4917         suspicious enum values in boolean context.
4919 2016-10-06  Jakub Jelinek  <jakub@redhat.com>
4921         Implement P0258R2 - helper for C++17
4922         std::has_unique_object_representations trait
4923         * c-common.h (enum rid): Add RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
4924         * c-common.c (c_common_reswords): Add
4925         __has_unique_object_representations.
4927 2016-10-05  Jakub Jelinek  <jakub@redhat.com>
4929         PR sanitizer/66343
4930         * c-ubsan.c (ubsan_instrument_return): Don't call
4931         initialize_sanitizer_builtins here.
4933 2016-10-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4935         * c-common.c (c_common_truthvalue_conversion): Warn also for suspicious
4936         conditional expression in boolean context when only one arm is
4937         non-boolean.
4939 2016-10-05  Jakub Jelinek  <jakub@redhat.com>
4941         PR sanitizer/77823
4942         * c-ubsan.c (ubsan_instrument_shift): Return NULL_TREE if type0
4943         is not integral.
4945         * c-common.c (c_common_reswords): Update comment for C++11.
4947 2016-10-04  Jason Merrill  <jason@redhat.com>
4949         * c-common.c (make_tree_vector_from_ctor): New.
4950         * c-common.h: Declare it.
4952 2016-10-04  Jakub Jelinek  <jakub@redhat.com>
4954         * c-cppbuiltin.c (c_cpp_builtins): Don't define
4955         __LIBGCC_JCR_SECTION_NAME__.
4957 2016-10-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4959         * c-common.c (c_common_truthvalue_conversion): Warn for suspicious
4960         left shift in boolean context.
4962 2016-09-29  Jakub Jelinek  <jakub@redhat.com>
4964         Implement P0001R1 - C++17 removal of register storage class specifier
4965         * c.opt (Wregister): New warning.
4966         * c-opts.c (c_common_post_options): Enable -Wregister by
4967         default for C++17.
4969 2016-09-29  James Greenhalgh  <james.greenhalgh@arm.com>
4971         * c-opts.c (c_common_post_options): Remove special case for
4972         TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard
4973         in C++.
4975 2016-09-27  Jakub Jelinek  <jakub@redhat.com>
4977         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_capture_star_this for
4978         -std=c++1z.
4980         * c-ada-spec.c (print_ada_declaration): Remove break after return.
4982 2016-09-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>
4984         * c-common.c: Include memmodel.h.
4986 2016-09-26  Marek Polacek  <polacek@redhat.com>
4988         * c-lex.c (c_common_has_attribute): Handle attribute fallthrough.
4990 2016-09-26  Marek Polacek  <polacek@redhat.com>
4992         PR c/7652
4993         * c-common.c (c_common_attribute_table): Add fallthrough attribute.
4994         (handle_fallthrough_attribute): New function.
4995         (attribute_fallthrough_p): New function.
4996         * c-common.h (attribute_fallthrough_p): Declare.
4998 2016-09-24  Marek Polacek  <polacek@redhat.com>
5000         PR c/77490
5001         * c.opt (Wbool-operation): New.
5003 2016-09-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
5005         * c-common.c (c_common_truthvalue_conversion): Inhibit
5006         Wint-in-bool-context warning with from_macro_definition_at.
5007         Mention the expression will always evaluate to true.
5009 2016-09-21  Martin Sebor  <msebor@redhat.com>
5011         PR bootstrap/77676
5012         * c.opt (fprintf-return-value): Temporarily initialize to zero
5013         to unblock bootstrap failures.
5015 2016-09-21  Jakub Jelinek  <jakub@redhat.com>
5017         PR c++/77651
5018         * c.opt (Waligned-new=): Add RejectNegative.
5019         (faligned-new=): Likewise.  Spelling fix - change
5020         aligned_new_threshhold to aligned_new_threshold.
5021         * c-cppbuiltin.c (c_cpp_builtins): Change aligned_new_threshhold
5022         to aligned_new_threshold.
5024 2016-09-20  Martin Sebor  <msebor@redhat.com>
5026         PR middle-end/49905
5027         * c.opt: Add -Wformat-length and -fprintf-return-value.
5029 2016-09-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
5031         PR c++/77434
5032         * c.opt (Wint-in-bool-context): New warning.
5033         * c-common.c (c_common_truthvalue_conversion): Warn on integer
5034         constants in boolean context.
5036 2016-09-19  Joseph Myers  <joseph@codesourcery.com>
5038         * c-common.c (max_align_t_align): Also consider alignment of
5039         float128_type_node.
5041 2016-09-15  Jason Merrill  <jason@redhat.com>
5043         * c-common.c (check_cxx_fundamental_alignment_constraints): Check
5044         DECL_EXTERNAL.
5046 2016-09-14  Jason Merrill  <jason@redhat.com>
5048         * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
5049         limit FIELD_DECL, either.
5051 2016-09-14  Marek Polacek  <polacek@redhat.com>
5053         * c-common.c (c_common_truthvalue_conversion): Use false instead of 0.
5054         * c-common.h (build_unary_op): Change nonconvert parameter type to bool.
5055         * c-omp.c (c_finish_omp_atomic): Use false instead of 0.
5057 2016-09-13  David Malcolm  <dmalcolm@redhat.com>
5059         * c-common.c (warn_logical_not_parentheses): Replace
5060         rich_location::add_fixit_insert calls with add_fixit_insert_before
5061         and add_fixit_insert_after, eliminating the "next_loc" calculation.
5063 2016-09-13  Jason Merrill  <jason@redhat.com>
5064             Tom de Vries  <tom@codesourcery.com>
5066         PR c++/77427
5067         * c-common.c (set_underlying_type): Don't treat array as builtin type.
5069 2016-09-13  Jason Merrill  <jason@redhat.com>
5071         * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
5072         limit types at all.
5074 2016-09-12  Jason Merrill  <jason@redhat.com>
5076         * c-common.c (check_cxx_fundamental_alignment_constraints): Fix
5077         bit/byte confusion, allow large alignment for types.
5079 2016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>
5081         PR c++/77496
5082         * c-common.c (warn_for_omitted_condop): Also warn for boolean data.
5084 2016-09-12  David Malcolm  <dmalcolm@redhat.com>
5086         PR c/72858
5087         * c-format.c (argument_parser::check_argument_type): Add params
5088         "type_start" and "conversion_char".  Use the former to generate
5089         offset_to_type_start and pass it and conversion_char to
5090         check_format_types.
5091         (check_format_info_main): Capture the start of the type
5092         information as "type_start", and pass it an format_char
5093         to arg_parser.check_argument_type.
5094         (check_format_types): Provide an example in the leading comment.
5095         Add params "offset_to_type_start" and "conversion_char"; pass
5096         them to format_type_warning calls.
5097         (test_get_modifier_for_format_len): Likewise.
5098         (matching_type_p): New function.
5099         (get_format_for_type): Add param "conversion_char" and move
5100         implementation into...
5101         (get_format_for_type_1): ...new function, called twice.
5102         Use new function matching_type_p rather than checking for
5103         TYPE_CANONICAL equality.
5104         (get_corrected_substring): New function.
5105         (format_type_warning): Provide an example in the leading comment.
5106         Add params "offset_to_type_start" and "conversion_char".  Replace
5107         call to get_format_for_type with call to get_corrected_substring
5108         and move rejection of hints for widths/precisions there.
5109         (assert_format_for_type_streq): Add param "conversion_char".
5110         (ASSERT_FORMAT_FOR_TYPE_STREQ): Add param CONVERSION_CHAR.
5111         (test_get_format_for_type_printf): Add conversion chars to the
5112         tests, adding coverage for various combinations of integer
5113         vs double conversions, and for preserving octal and hexadecimal
5114         conversions.
5115         (test_get_format_for_type_scanf): Add conversion chars to the
5116         tests.
5118 2016-09-10  Tom de Vries  <tom@codesourcery.com>
5120         PR C/71602
5121         * c-common.c (build_va_arg): Handle more strict
5122         targetm.canonical_va_list_type.  Replace first argument type error with
5123         assert.
5125 2016-09-09  Martin Sebor  <msebor@redhat.com>
5127         PR c/77520
5128         PR c/77521
5129         * c-format.c (argument_parser::find_format_char_info): Use %qc
5130         format directive unconditionally.
5132 2016-09-09  Jason Merrill  <jason@redhat.com>
5134         Implement C++17 new of over-aligned types.
5135         * c.opt: Add -faligned-new and -Waligned-new.
5136         * c-common.c (max_align_t_align): Split out from...
5137         (cxx_fundamental_alignment_p): ...here.
5138         * c-common.h: Declare it.
5139         * c-cppbuiltin.c (c_cpp_builtins): Handle aligned new.
5141 2016-09-09  Joseph Myers  <joseph@codesourcery.com>
5143         * c-cppbuiltin.c (builtin_define_type_width): New function.
5144         (builtin_define_stdint_macros, c_cpp_builtins): Define type width
5145         macros.
5147 2016-09-07  David Malcolm  <dmalcolm@redhat.com>
5149         * c-common.c (get_cpp_ttype_from_string_type): Handle being passed
5150         a POINTER_TYPE.
5151         (substring_loc::get_location): Move to substring-locations.c,
5152         keeping implementation as...
5153         (c_get_substring_location): New function, from the above, reworked
5154         to use accessors rather than member lookup.
5155         * c-common.h (class substring_loc): Move to substring-locations.h,
5156         replacing with a forward decl.
5157         (c_get_substring_location): New decl.
5158         * c-format.c: Include "substring-locations.h".
5159         (format_warning_va): Move to substring-locations.c.
5160         (format_warning_at_substring): Likewise.
5162 2016-09-06  Martin Sebor  <msebor@redhat.com>
5164         PR c/77336
5165         * c-format.c (check_function_format): Avoid issuing warnings for
5166         functions unless they call format functions with non-constant
5167         format strings.
5169 2016-09-06  Richard Biener  <rguenther@suse.de>
5171         PR c/77450
5172         * c-common.c (c_common_mark_addressable_vec): Handle
5173         COMPOUND_LITERAL_EXPR.
5175 2016-09-05  Marek Polacek  <polacek@redhat.com>
5177         PR c/77423
5178         * c-common.c (bool_promoted_to_int_p): New function.
5179         (expr_has_boolean_operands_p): New function.
5180         (warn_logical_not_parentheses): Return if expr_has_boolean_operands_p.
5181         (maybe_warn_bool_compare): Use bool_promoted_to_int_p.
5183 2016-09-04  Tom de Vries  <tom@codesourcery.com>
5185         revert:
5186         2016-08-29  Tom de Vries  <tom@codesourcery.com>
5188         * c-common.c (build_va_arg): Replace first argument type error
5189         with assert.
5191 2016-09-02  Jakub Jelinek  <jakub@redhat.com>
5193         PR c/65467
5194         * c-omp.c (c_finish_omp_atomic): Reject _Atomic qualified expressions.
5195         (c_finish_omp_for): Reject _Atomic qualified iterators.
5197 2016-09-01  Martin Sebor  <msebor@redhat.com>
5199         * c-ada-spec.c (dump_ada_function_declaration): Increase buffer
5200         size to guarantee it fits the output of the formatted function
5201         regardless of its arguments.
5203 2016-09-01  Marek Polacek  <polacek@redhat.com>
5205         PR c/7652
5206         * c-common.c (resolve_overloaded_builtin): Fix formatting.  Add
5207         FALLTHRU comments.
5209 2016-08-29  Marek Polacek  <polacek@redhat.com>
5211         PR c/77292
5212         * c-common.c (warn_logical_not_parentheses): Don't warn for
5213         a comparison or a logical operator.
5215 2016-08-29  Tom de Vries  <tom@codesourcery.com>
5217         * c-common.c (build_va_arg): Fix type comparison assert.
5219 2016-08-29  Tom de Vries  <tom@codesourcery.com>
5221         * c-common.c (build_va_arg): Replace first argument type error
5222         with assert.
5224 2016-08-29  Tom de Vries  <tom@codesourcery.com>
5226         PR c/77398
5227         * c-common.c (build_va_arg): Add first argument error.  Build va_arg
5228         with error_mark_node as va_list instead of with illegal va_list.
5230 2016-08-25  Marek Polacek  <polacek@redhat.com>
5231             David Malcolm  <dmalcolm@redhat.com>
5233         * c-common.c (warn_logical_not_parentheses): Print fixit hints.
5234         * c-common.h (warn_logical_not_parentheses): Update declaration.
5236 2016-08-22  Marek Polacek  <polacek@redhat.com>
5238         PR c++/77321
5239         * c-common.c (warn_for_memset): Check type for null.
5241 2016-08-22  Joseph Myers  <joseph@codesourcery.com>
5243         * c-cppbuiltin.c (c_cpp_builtins): Check _FloatN and
5244         _FloatNx types for suffixes for built-in functions.
5246 2016-08-19  Joseph Myers  <joseph@codesourcery.com>
5248         PR c/32187
5249         * c-common.h (RID_FLOAT16, RID_FLOATN_NX_FIRST, RID_FLOAT32)
5250         (RID_FLOAT64, RID_FLOAT128, RID_FLOAT32X, RID_FLOAT64X)
5251         (RID_FLOAT128X): New enum rid values.
5252         (CASE_RID_FLOATN_NX): New macro.
5253         * c-common.c (c_common_reswords): Add _FloatN and _FloatNx
5254         keywords.
5255         (c_common_type_for_mode): Check for _FloatN and _FloatNx and
5256         corresponding complex types.
5257         (c_common_nodes_and_builtins): For non-C++, register _FloatN and
5258         _FloatNx and corresponding complex types.
5259         (keyword_begins_type_specifier): Use CASE_RID_FLOATN_NX.
5260         * c-cppbuiltin.c (builtin_define_float_constants): Check _FloatN
5261         and _FloatNx types for the widest type for determining
5262         DECIMAL_DIG.  Define __LDBL_DECIMAL_DIG__ as well as
5263         __DECIMAL_DIG__ for long double.  Handle FMA_SUFFIX being NULL.
5264         (c_cpp_builtins): Call builtin_define_float_constants for _FloatN
5265         and _FloatNx types.
5266         * c-lex.c (interpret_float): Handle _FloatN and _FloatNx
5267         constants.
5268         * c-pretty-print.c (pp_c_floating_constant): Handle _FloatN and
5269         _FloatNx types.
5271 2016-08-18  David Malcolm  <dmalcolm@redhat.com>
5273         * c-opts.c (c_diagnostic_finalizer): Update for change to
5274         diagnostic_show_locus.
5276 2016-08-18  David Malcolm  <dmalcolm@redhat.com>
5278         * c-common.c: Include "spellcheck.h".
5279         (cb_get_suggestion): New function.
5280         * c-common.h (cb_get_suggestion): New decl.
5281         * c-lex.c (init_c_lex): Initialize cb->get_suggestion to
5282         cb_get_suggestion.
5284 2016-08-18  Marek Polacek  <polacek@redhat.com>
5286         PR c/71514
5287         * c-common.c (get_atomic_generic_size): Disallow pointer-to-function
5288         and pointer-to-VLA.
5290 2016-08-16  David Malcolm  <dmalcolm@redhat.com>
5292         PR c/72857
5293         * c-common.c (substring_loc::get_range): Rename to...
5294         (substring_loc::get_location): ...this, converting param from a
5295         source_range * to a location_t *.  Call
5296         get_source_location_for_substring rather than
5297         get_source_range_for_substring, and pass in m_caret_idx.
5298         * c-common.h (substring_loc::substring_loc): Add param "caret_idx".
5299         (substring_loc::get_range): Replace with...
5300         (substring_loc::get_location): ...this.
5301         (substring_loc::set_caret_index): New method.
5302         (substring_loc): Add field m_caret_idx.
5303         * c-format.c (format_warning_va): Update for above changes.
5304         Rename local "substring_loc" to "fmt_substring_loc" to avoid
5305         clashing with type name.
5306         (format_warning_at_char): Add caret_idx param to substring_loc ctor.
5307         (check_argument_type): Likewise.
5308         (format_type_warning): Rename param "fmt_loc" to "whole_fmt_loc"
5309         Use a copy when emitting warnings, setting the caret index from TYPE.
5311 2016-08-16  Eric Botcazou  <ebotcazou@adacore.com>
5312             Arnaud Charlet  <charlet@adacore.com>
5314         * c-ada-spec.c (dump_number): New function.
5315         (handle_escape_character): Likewise.
5316         (print_ada_macros): Add handling of constant integers and strings.
5318 2016-08-12  Marek Polacek  <polacek@redhat.com>
5320         PR c/7652
5321         * c-common.c (scalar_to_vector): Adjust fall through comment.
5322         * c-opts.c (c_common_handle_option): Likewise.
5323         * c-pragma.c (handle_pragma_pack): Add FALLTHRU.
5324         * c-pretty-print.c (c_pretty_printer::postfix_expression): Adjust
5325         fall through comment.
5326         * cilk.c (extract_free_variables): Add FALLTHRU.
5328 2016-08-10  Jason Merrill  <jason@redhat.com>
5330         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_if_constexpr.
5332 2016-08-09  Jason Merrill  <jason@redhat.com>
5334         * c-common.c (c_common_attribute_table): vector_size affects type
5335         identity.
5337 2016-08-09  Marek Polacek  <polacek@redhat.com>
5339         PR c/7652
5340         * c-ada-spec.c (dump_generic_ada_node): Add return.
5342 2016-08-09  Jason Merrill  <jason@redhat.com>
5344         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_constexpr for
5345         C++17 constexpr lambdas.
5347 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
5349         PR c/64955
5350         * c-common.h (selftest::c_format_c_tests): New declaration.
5351         (selftest::run_c_tests): New declaration.
5352         * c-format.c: Include "selftest.h.
5353         (format_warning_va): Add param "corrected_substring" and use
5354         it to add a replacement fix-it hint.
5355         (format_warning_at_substring): Likewise.
5356         (format_warning_at_char): Update for new param of
5357         format_warning_va.
5358         (argument_parser::check_argument_type): Pass "fki" to
5359         check_format_types.
5360         (check_format_types): Add param "fki" and pass it to
5361         format_type_warning.
5362         (deref_n_times): New function.
5363         (get_modifier_for_format_len): New function.
5364         (selftest::test_get_modifier_for_format_len): New function.
5365         (get_format_for_type): New function.
5366         (format_type_warning): Add param "fki" and use it to attempt
5367         to provide hints for argument types when calling
5368         format_warning_at_substring.
5369         (selftest::get_info): New function.
5370         (selftest::assert_format_for_type_streq): New function.
5371         (ASSERT_FORMAT_FOR_TYPE_STREQ): New macro.
5372         (selftest::test_get_format_for_type_printf): New function.
5373         (selftest::test_get_format_for_type_scanf): New function.
5374         (selftest::c_format_c_tests): New function.
5376 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
5378         PR c/52952
5379         * c-format.c: Include "diagnostic.h".
5380         (location_column_from_byte_offset): Delete.
5381         (location_from_offset): Delete.
5382         (format_warning_va): New function.
5383         (format_warning_at_substring): New function.
5384         (format_warning_at_char): New function.
5385         (check_format_arg): Capture location of format_tree and pass to
5386         check_format_info_main.
5387         (argument_parser): Add fields "start_of_this_format" and
5388         "format_string_cst".
5389         (flag_chars_t::validate): Add param "format_string_cst".  Convert
5390         warning_at call using location_from_offset to call to
5391         format_warning_at_char.
5392         (argument_parser::argument_parser): Add param "format_string_cst_"
5393         and use use it to initialize field "format_string_cst".
5394         Initialize new field "start_of_this_format".
5395         (argument_parser::read_format_flags): Convert warning_at call
5396         using location_from_offset to a call to format_warning_at_char.
5397         (argument_parser::read_any_format_left_precision): Likewise.
5398         (argument_parser::read_any_format_precision): Likewise.
5399         (argument_parser::read_any_other_modifier): Likewise.
5400         (argument_parser::find_format_char_info): Likewise, in three places.
5401         (argument_parser::parse_any_scan_set): Likewise, in one place.
5402         (argument_parser::handle_conversions): Likewise, in two places.
5403         (argument_parser::check_argument_type): Add param "fmt_param_loc"
5404         and use it to make a substring_loc.  Pass the latter to
5405         check_format_types.
5406         (check_format_info_main): Add params "fmt_param_loc" and
5407         "format_string_cst".  Convert warning_at calls using
5408         location_from_offset to calls to format_warning_at_char.  Pass the
5409         new params to the arg_parser ctor.  Pass "format_string_cst" to
5410         flag_chars.validate.  Pass "fmt_param_loc" to
5411         arg_parser.check_argument_type.
5412         (check_format_types): Convert first param from a location_t
5413         to a const substring_loc & and rename to "fmt_loc".  Attempt
5414         to extract the range of the relevant parameter and pass it
5415         to format_type_warning.
5416         (format_type_warning): Convert first param from a location_t
5417         to a const substring_loc & and rename to "fmt_loc".  Add
5418         params "param_range" and "type".  Replace calls to warning_at
5419         with calls to format_warning_at_substring.
5421 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
5423         * c-format.c (class flag_chars_t): New class.
5424         (struct length_modifier): New struct.
5425         (class argument_parser): New class.
5426         (flag_chars_t::flag_chars_t): New ctor.
5427         (flag_chars_t::has_char_p): New method.
5428         (flag_chars_t::add_char): New method.
5429         (flag_chars_t::validate): New method.
5430         (flag_chars_t::get_alloc_flag): New method.
5431         (flag_chars_t::assignment_suppression_p): New method.
5432         (argument_parser::argument_parser): New ctor.
5433         (argument_parser::read_any_dollar): New method.
5434         (argument_parser::read_format_flags): New method.
5435         (argument_parser::read_any_format_width): New method.
5436         (argument_parser::read_any_format_left_precision): New method.
5437         (argument_parser::read_any_format_precision): New method.
5438         (argument_parser::handle_alloc_chars): New method.
5439         (argument_parser::read_any_length_modifier): New method.
5440         (argument_parser::read_any_other_modifier): New method.
5441         (argument_parser::find_format_char_info): New method.
5442         (argument_parser::validate_flag_pairs): New method.
5443         (argument_parser::give_y2k_warnings): New method.
5444         (argument_parser::parse_any_scan_set): New method.
5445         (argument_parser::handle_conversions): New method.
5446         (argument_parser::check_argument_type): New method.
5447         (check_format_info_main): Introduce classes argument_parser
5448         and flag_chars_t, moving the code within the loop into methods
5449         of these classes.  Make various locals "const".
5451 2016-08-05  David Malcolm  <dmalcolm@redhat.com>
5453         * c-common.c: Include "substring-locations.h".
5454         (get_cpp_ttype_from_string_type): New function.
5455         (g_string_concat_db): New global.
5456         (substring_loc::get_range): New method.
5457         * c-common.h (g_string_concat_db): New declaration.
5458         (class substring_loc): New class.
5459         * c-lex.c (lex_string): When concatenating strings, capture the
5460         locations of all tokens using a new obstack, and record the
5461         concatenation locations within g_string_concat_db.
5462         * c-opts.c (c_common_init_options): Construct g_string_concat_db
5463         on the ggc-heap.
5465 2016-07-29  Marek Polacek  <polacek@redhat.com>
5467         PR c/71926
5468         * c-common.c (c_common_truthvalue_conversion): Use LOCATION for the
5469         parentheses warning.
5471         PR c/71574
5472         * c-common.c (handle_alloc_align_attribute): Also check FUNCTION_DECL.
5474 2016-07-28  Martin Liska  <mliska@suse.cz>
5476         PR gcov-profile/68025
5477         * c-common.c (handle_no_profile_instrument_function_attribute):
5479 2016-07-27  Bernd Edlinger  <bernd.edlinger@hotmail.de>
5481         * c-common.c (check_user_alignment): Use LOG2_BITS_PER_UNIT instead of
5482         BITS_PER_UNIT_LOG.
5484 2016-07-25  Jason Merrill  <jason@redhat.com>
5486         PR c++/65970
5487         * c.opt (fconstexpr-loop-limit): New.
5489 2016-07-22  Martin Sebor  <msebor@redhat.com>
5491         PR c++/71675
5492         * c-common.c (resolve_overloaded_builtin): Avoid converting
5493         __atomic_compare_exchange_n return type to that of what its
5494         first argument points to.
5496 2016-07-22  Uros Bizjak  <ubizjak@gmail.com>
5498         * c-common.c: Use HOST_WIDE_INT_M1U instead of
5499         ~(unsigned HOST_WIDE_INT) 0.
5501 2016-07-22  Martin Liska  <mliska@suse.cz>
5503         PR gcov-profile/69028
5504         PR gcov-profile/62047
5505         * cilk.c (create_cilk_helper_decl): Set location of a new decl
5506         to the current_function_decl.
5508 2016-07-21  Jason Merrill  <jason@redhat.com>
5510         PR c++/65168
5511         * c-common.c (c_common_truthvalue_conversion): Check
5512         c_inhibit_evaluation_warnings for warning about address of
5513         reference.
5515 2016-07-20  David Malcolm  <dmalcolm@redhat.com>
5517         * c-common.h (lookup_name_fuzzy): Convert return type from tree to
5518         const char *.
5520 2016-07-15  Jason Merrill  <jason@redhat.com>
5522         * c-opts.c (c_common_post_options): Update -fabi-version default to 11.
5524 2016-07-15  Jakub Jelinek  <jakub@redhat.com>
5526         PR c/71858
5527         * c-common.h (enum lookup_name_fuzzy_kind): Add
5528         FUZZY_LOOKUP_FUNCTION_NAME.
5530 2016-07-08  Jason Merrill  <jason@redhat.com>
5532         P0145: Refining Expression Order for C++.
5533         * c.opts (-fargs-in-order): Rename to -fstrong-eval-order.
5534         * c-opts.c: Adjust.
5536 2016-07-05  Markus Trippelsdorf  <markus@trippelsdorf.de>
5538         PR c++/71214
5539         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_rvalue_references.
5541 2016-06-29  Thomas Schwinge  <thomas@codesourcery.com>
5543         * c-pragma.h (enum pragma_kind): Rename
5544         PRAGMA_OMP_DECLARE_REDUCTION to PRAGMA_OMP_DECLARE.  Adjust all
5545         users.
5547 2016-06-29  Richard Biener  <rguenther@suse.de>
5549         PR middle-end/71002
5550         * c-common.c (c_common_get_alias_set): Remove union type punning case.
5552 2016-06-24  Jason Merrill  <jason@redhat.com>
5554         P0145R2: Refining Expression Order for C++.
5555         * c-common.c (verify_tree) [COMPOUND_EXPR]: Fix handling on LHS of
5556         MODIFY_EXPR.
5558 2016-06-24  Jakub Jelinek  <jakub@redhat.com>
5560         * c-common.c (check_builtin_function_arguments): Require last
5561         argument of BUILT_IN_*_OVERFLOW_P to have INTEGER_TYPE type.
5562         Adjust wording of diagnostics for BUILT_IN_*_OVERLFLOW
5563         if the last argument is pointer to enumerated or boolean type.
5565 2016-06-22  David Malcolm  <dmalcolm@redhat.com>
5567         PR c/70339
5568         * c-common.h (enum lookup_name_fuzzy_kind): New enum.
5569         (lookup_name_fuzzy): New prototype.
5571 2016-06-21  John David Anglin  <danglin@gcc.gnu.org>
5573         * c-common.c (get_source_date_epoch): Use int64_t instead of long long.
5575 2016-06-14  Jason Merrill  <jason@redhat.com>
5577         P0145R2: Refining Expression Order for C++.
5578         * c.opt (fargs-in-order): New.
5579         * c-opts.c (c_common_post_options): Adjust flag_args_in_order.
5581 2016-06-13  Jakub Jelinek  <jakub@redhat.com>
5583         PR sanitizer/71498
5584         * c-gimplify.c (ubsan_walk_array_refs_r): Set *walk_subtrees = 0 on
5585         all BIND_EXPRs, and on all BIND_EXPRs recurse also on BIND_EXPR_BODY.
5587         PR preprocessor/71183
5588         * c-ppoutput.c (init_pp_output): Set cb->get_source_date_epoch
5589         to cb_get_source_date_epoch.
5591 2016-06-10  Jakub Jelinek  <jakub@redhat.com>
5593         PR c/68657
5594         * c.opt (Wpsabi): Add Warning flag.
5596 2016-06-10  Martin Sebor  <msebor@redhat.com>
5598         PR c/71392
5599         * c-common.c (handle_nonnull_attribute): Accept
5600         the nonnull attribute in type-generic builtins.
5602 2016-06-09  Martin Sebor  <msebor@redhat.com>
5604         PR c/70883
5605         * c-common.c (builtin_function_validate_nargs): Make text of error
5606         message consistent with others like it.
5608 2016-06-08  Martin Sebor  <msebor@redhat.com>
5609             Jakub Jelinek  <jakub@redhat.com>
5611         PR c++/70507
5612         PR c/68120
5613         * c-common.c (check_builtin_function_arguments): Handle
5614         BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
5616 2016-06-08  Richard Biener  <rguenther@suse.de>
5618         * c-common.c (parse_optimize_options): Improve diagnostic messages.
5620 2016-06-07  Richard Biener  <rguenther@suse.de>
5622         PR c/61564
5623         * c-common.c (parse_optimize_options): Only apply CL_OPTIMIZATION
5624         options and warn about others.
5626 2016-06-01  Eduard Sanou  <dhole@openmailbox.org>
5628         * c-common.c (get_source_date_epoch): Rename to
5629         cb_get_source_date_epoch.
5630         * c-common.c (cb_get_source_date_epoch): Use a single generic erorr
5631         message when the parsing fails.  Use error_at instead of fatal_error.
5632         * c-common.h (get_source_date_epoch): Rename to
5633         cb_get_source_date_epoch.
5634         * c-common.h (cb_get_source_date_epoch): Prototype.
5635         * c-common.h (MAX_SOURCE_DATE_EPOCH): Define.
5636         * c-common.h (c_omp_region_type): Remove trailing comma.
5637         * c-lex.c (init_c_lex): Set cb->get_source_date_epoch callback.
5638         * c-lex.c (c_lex_with_flags): Remove initialization of
5639         pfile->source_date_epoch.
5641 2016-05-30  Jakub Jelinek  <jakub@redhat.com>
5643         PR c++/71349
5644         * c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_DEPEND to
5645         C_OMP_CLAUSE_SPLIT_TARGET.  Put OMP_CLAUSE_NOWAIT to
5646         C_OMP_CLAUSE_SPLIT_TARGET if combined with target construct,
5647         instead of C_OMP_CLAUSE_SPLIT_FOR.
5649 2016-05-24  Richard Biener  <rguenther@suse.de>
5651         PR middle-end/70434
5652         PR c/69504
5653         * c-common.h (convert_vector_to_pointer_for_subscript): Rename to ...
5654         (convert_vector_to_array_for_subscript): ... this.
5655         * c-common.c (convert_vector_to_pointer_for_subscript): Use a
5656         VIEW_CONVERT_EXPR to an array type.  Rename to ...
5657         (convert_vector_to_array_for_subscript): ... this.
5659 2016-05-12  Marek Polacek  <polacek@redhat.com>
5661         PR c/70756
5662         * c-common.c (pointer_int_sum): Call size_in_bytes_loc instead of
5663         size_in_bytes and pass LOC to it.
5665 2016-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
5667         PR c/43651
5668         * c.opt (Wduplicate-decl-specifier): New option.
5670 2016-05-11  Marek Polacek  <polacek@redhat.com>
5672         PR c++/71024
5673         * c-common.c (diagnose_mismatched_attributes): New function.
5674         * c-common.h (diagnose_mismatched_attributes): Declare.
5676 2016-05-04  Marek Polacek  <polacek@redhat.com>
5678         * c.opt (Wdangling-else): New option.
5680 2016-05-03  Marek Polacek  <polacek@redhat.com>
5682         PR c/70859
5683         * c-common.c (builtin_function_validate_nargs): Add location
5684         parameter.  Use it.
5685         (check_builtin_function_arguments): Add location and arguments
5686         parameters.  Use them.
5687         * c-common.h (check_builtin_function_arguments): Update declaration.
5689 2016-05-03  Richard Biener  <rguenther@suse.de>
5691         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Do not
5692         allow call args to gimplify to SSA names.
5694 2016-05-03  Marek Polacek  <polacek@redhat.com>
5696         * c-common.h (enum c_omp_region_type): Remove stray comma.
5698 2016-05-02  Cesar Philippidis  <cesar@codesourcery.com>
5700         * c-common.h (enum c_omp_region_type): Define.
5702 2016-05-02  Richard Sandiford  <richard.sandiford@arm.com>
5704         * c-common.c (shorten_compare): Use wi::to_wide.
5706 2016-04-29  Cesar Philippidis  <cesar@codesourcery.com>
5708         PR middle-end/70626
5709         * c-common.h (c_oacc_split_loop_clauses): Add boolean argument.
5710         * c-omp.c (c_oacc_split_loop_clauses): Use it to duplicate
5711         reduction clauses in acc parallel loops.
5713 2016-04-29  Marek Polacek  <polacek@redhat.com>
5715         PR c/70852
5716         * c-common.c (warn_for_memset): Check domain before accessing it.
5718 2016-04-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
5720         PR/69089
5721         * c-common.c (handle_aligned_attribute): Allow 0 as an argument to the
5722         "aligned" attribute.
5724 2016-04-28  Jason Merrill  <jason@redhat.com>
5726         * c-lex.c (c_common_has_attribute): Handle nodiscard.
5728 2016-04-28  Eduard Sanou  <dhole@openmailbox.org>
5729             Matthias Klose  <doko@debian.org>
5731         * c-common.c (get_source_date_epoch): New function, gets the environment
5732         variable SOURCE_DATE_EPOCH and parses it as long long with error
5733         handling.
5734         * c-common.h (get_source_date_epoch): Prototype.
5735         * c-lex.c (c_lex_with_flags): set parse_in->source_date_epoch.
5737 2015-04-27  Ryan Burn  <contact@rnburn.com>
5739         PR c++/69024
5740         PR c++/68997
5741         * cilk.c (cilk_ignorable_spawn_rhs_op): Change to external linkage.
5742         (cilk_recognize_spawn): Renamed from recognize_spawn and change to
5743         external linkage.
5744         (cilk_detect_and_unwrap): Corresponding changes.
5745         (extract_free_variables): Don't extract free variables from
5746         AGGR_INIT_EXPR slot.
5747         * c-common.h (cilk_ignorable_spawn_rhs_op): Prototype.
5748         (cilk_recognize_spawn): Likewise.
5750 2016-04-27  Bernd Schmidt  <bschmidt@redhat.com>
5752         * c.opt (Wmemset-elt-size): New option.
5753         * c-common.c (warn_for_memset): New function.
5754         * c-common.h (warn_for_memset): Declare.
5756 2016-04-25  Jason Merrill  <jason@redhat.com>
5758         * c-common.c (handle_unused_attribute): Accept CONST_DECL.
5759         No longer static.
5760         * c-common.h: Declare it.
5761         * c-lex.c (c_common_has_attribute): Add maybe_unused.
5763 2016-04-22  Jason Merrill  <jason@redhat.com>
5765         * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_range_based_for.
5767 2016-04-20  Ilya Verbin  <ilya.verbin@intel.com>
5769         PR c++/69363
5770         * c-cilkplus.c (c_finish_cilk_clauses): Remove function.
5771         * c-common.h (c_finish_cilk_clauses): Remove declaration.
5773 2016-04-18  Michael Matz  <matz@suse.de>
5775         * c-common.c (handle_aligned_attribute): Use SET_TYPE_ALIGN
5776         and SET_DECL_ALIGN.
5778 2016-04-17  Eric Botcazou  <ebotcazou@adacore.com>
5780         * c-ada-spec.c (get_underlying_decl): Return the typedef, if any.
5781         (dump_generic_ada_node) <POINTER_TYPE>: Clean up handling of access
5782         to incomplete types.
5783         (dump_nested_type): Remove redundant tests and tidy up.
5784         (print_ada_declaration): Also set TREE_VISITED on the declaration of
5785         a type which is the typedef of an original type.
5787 2016-04-15  Marek Polacek  <polacek@redhat.com>
5789         PR c/70651
5790         * c-common.c (build_va_arg): Change two asserts into errors and return
5791         error_mark_node.
5793 2016-04-13  Marek Polacek  <polacek@redhat.com>
5795         PR c++/70639
5796         * c-indentation.c (should_warn_for_misleading_indentation): Bail out
5797         for switch statements, too.
5799 2016-03-28  Jason Merrill  <jason@redhat.com>
5801         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_range_based_for.
5803 2016-03-23  Marek Polacek  <polacek@redhat.com>
5805         PR c++/69884
5806         * c.opt (Wignored-attributes): New option.
5808 2016-03-22  David Malcolm  <dmalcolm@redhat.com>
5810         PR c/69993
5811         * c-indentation.c (warn_for_misleading_indentation): Rewrite the
5812         diagnostic text, reversing the order of the warning and note so
5813         that they appear in source order.
5815 2016-03-17  Marek Polacek  <polacek@redhat.com>
5817         PR c/69407
5818         * c-common.c (resolve_overloaded_builtin): Set TREE_USED for the fetch
5819         operations.
5821 2016-03-14  Jason Merrill  <jason@redhat.com>
5823         * c-cppbuiltin.c (c_cpp_builtins): Set __cpp_hex_float.
5825         * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_range_based_for.
5827 2016-03-09  Richard Biener  <rguenther@suse.de>
5829         PR c/70143
5830         * c-common.c (strict_aliasing_warning): Add back
5831         alias_sets_conflict_p check.
5833 2016-03-08  Jason Merrill  <jason@redhat.com>
5835         * c-opts.c (set_std_cxx1z): Don't enable concepts.
5837 2016-03-04  David Malcolm  <dmalcolm@redhat.com>
5839         PR c/68187
5840         * c-indentation.c (get_visual_column): Move code to determine next
5841         tab stop to...
5842         (next_tab_stop): ...this new function.
5843         (line_contains_hash_if): Delete function.
5844         (detect_preprocessor_logic): Delete function.
5845         (get_first_nws_vis_column): New function.
5846         (detect_intervening_unindent): New function.
5847         (should_warn_for_misleading_indentation): Replace call to
5848         detect_preprocessor_logic with a call to
5849         detect_intervening_unindent.
5851 2016-03-04  David Malcolm  <dmalcolm@redhat.com>
5853         PR c/68187
5854         * c-indentation.c (should_warn_for_misleading_indentation): When
5855         suppressing warnings about cases where the guard and body are on
5856         the same column, only use the first non-whitespace column in place
5857         of the guard token column when dealing with "else" clauses.
5858         When rejecting aligned BODY and NEXT, loosen the requirement
5859         from equality with the first non-whitespace of guard to simply
5860         that they not be indented relative to it.
5862 2016-03-04  Richard Biener  <rguenther@suse.de>
5864         PR c++/70054
5865         * c-common.c (strict_aliasing_warning): Use alias_set_subset_of
5866         instead of alias_sets_conflict_p.
5868 2016-03-01  Marek Polacek  <polacek@redhat.com>
5870         PR c++/69795
5871         * c-common.c (reject_gcc_builtin): Check for FUNCTION_DECL rather than
5872         any DECL.
5874 2016-02-22  Martin Sebor  <msebor@redhat.com>
5876         PR middle-end/69780
5877         * c-common.c (check_builtin_function_arguments): Validate and
5878         reject invalid arguments to __builtin_alloca_with_align.
5880 2016-02-20  Mark Wielaard  <mjw@redhat.com>
5882         PR c/28901
5883         * c.opt (Wunused-const-variable): Turn into Alias for...
5884         (Wunused-const-variable=): New option.
5886 2016-02-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
5888         PR c++/69865
5889         * c-opts.c (c_common_post_options): Move call to set_std_cxx14 from
5890         here...
5891         (c_common_init_options): ...to here.
5892         (set_std_cxx98): Initialize flag_isoc94 and flag_isoc99.
5894 2016-02-19  Jakub Jelinek  <jakub@redhat.com>
5896         PR c++/69826
5897         * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_GRAINSIZE.
5898         (init_pragma): Register PRAGMA_CILK_GRAINSIZE even for
5899         flag_preprocess_only.
5901 2016-02-16  Jakub Jelinek  <jakub@redhat.com>
5903         PR c/69835
5904         * c.opt (Wnonnull-compare): Enable for -Wall.
5906 2016-02-15  Jakub Jelinek  <jakub@redhat.com>
5908         PR c++/69797
5909         * c-common.c (sync_resolve_size): Diagnose too few arguments
5910         even when params is non-NULL empty vector.
5912 2016-02-08  Bernd Schmidt  <bschmidt@redhat.com>
5914         PR target/60410
5915         * c.opt (fshort-double): Remove.
5917 2016-02-05  Martin Sebor  <msebor@redhat.com>
5919         PR c++/69662
5920         * c.opt (Warning options): Update -Wplacement-new to take
5921         an optional argument.
5923 2016-02-01  Jakub Jelinek  <jakub@redhat.com>
5925         PR preprocessor/69543
5926         PR c/69558
5927         * c-pragma.c (handle_pragma_diagnostic): Pass input_location
5928         instead of loc to control_warning_option.
5930 2016-02-01  Nathan Sidwell  <nathan@codesourcery.com>
5932         * c.opt (fopenacc-dim=): New option.
5934 2016-01-27  Ryan Burn  <contact@rnburn.com>
5936         PR cilkplus/69267
5937         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Change to use
5938         gimplify_arg. Removed superfluous post_p argument.
5939         * c-family.h (cilk_gimplify_call_params_in_spawned_fn): Removed
5940         superfluous post_p argument.
5941         * c-gimplify.c (c_gimplify_expr): Likewise.
5943 2016-01-26  David Malcolm  <dmalcolm@redhat.com>
5945         PR other/69006
5946         * c-opts.c (c_diagnostic_finalizer): Replace invocation of
5947         pp_newline_and_flush with pp_flush.
5949 2016-01-20  Martin Sebor  <msebor@redhat.com>
5951         PR c/69405
5952         * c-common.c (sync_resolve_size): Avoid printing diagnostic about
5953         an incompatible argument when the argument isn't a valid tree node.
5955 2016-01-18  Jason Merrill  <jason@redhat.com>
5957         PR c++/68767
5958         * c-common.c (check_function_arguments_recurse): Fold the whole
5959         COND_EXPR, not just the condition.
5961 2016-01-18  Tom de Vries  <tom@codesourcery.com>
5963         * c-omp.c (c_oacc_split_loop_clauses): Don't copy OMP_CLAUSE_REDUCTION,
5964         classify as loop clause.
5966 2016-01-15  Jakub Jelinek  <jakub@redhat.com>
5968         PR bootstrap/68271
5969         * c-pragma.c (c_register_pragma_1): Adjust comment to note that
5970         C++ FE no longer has limit on number of pragmas.
5972 2015-01-14  Ryan Burn  <contact@rnburn.com>
5974         PR c++/69048
5975         * cilk.c (create_cilk_wrapper_body): Call fold_build_cleanup_point_expr
5976         to add missing cleanup point.
5978 2016-01-14  David Malcolm  <dmalcolm@redhat.com>
5980         PR c++/68819
5981         * c-indentation.c (get_visual_column): Add location_t param.
5982         Handle the column number being zero by effectively disabling the
5983         warning, with an "inform".
5984         (should_warn_for_misleading_indentation): Add location_t argument
5985         for all uses of get_visual_column.
5987 2016-01-10  Patrick Palka  <ppalka@gcc.gnu.org>
5989         PR c++/69029
5990         * c-indentation.c (should_warn_for_misleading_indentation):
5991         Don't warn about do-while statements.
5993 2016-01-07  Martin Sebor  <msebor@redhat.com>
5995         PR c/68966
5996         * c-common.c (sync_resolve_size): Reject first argument when it's
5997         a pointer to _Bool.
5999 2016-01-05  David Malcolm  <dmalcolm@redhat.com>
6001         PR c/69122
6002         * c-indentation.c (get_visual_column): Remove default argument.
6003         (should_warn_for_misleading_indentation): For the multiline case,
6004         update call to get_visual_column for next_stmt_exploc so that it
6005         captures the location of the first non-whitespace character in the
6006         relevant line.  Don't issue warnings if there is non-whitespace
6007         before the next statement.
6009 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
6011         Update copyright years.
6013 2015-12-21  David Malcolm  <dmalcolm@redhat.com>
6015         * c-common.c (binary_op_error): Convert first param from
6016         location_t to rich_location * and use it when emitting an error.
6017         * c-common.h (binary_op_error): Convert first param from
6018         location_t to rich_location *.
6020 2015-12-16  David Malcolm  <dmalcolm@redhat.com>
6022         * c-common.h (conflict_marker_get_final_tok_kind): New prototype.
6023         * c-lex.c (conflict_marker_get_final_tok_kind): New function.
6025 2015-12-15  Ilya Verbin  <ilya.verbin@intel.com>
6027         * c-common.c (c_common_attribute_table): Handle "omp declare target
6028         link" attribute.
6030 2015-12-14  Jakub Jelinek  <jakub@redhat.com>
6032         PR c/68833
6033         * c.opt (Wmissing-format-attribute, Wnormalized): Add Warning option.
6035 2014-12-12  Tobias Burnus  <burnus@net-b.de>
6037         PR fortran/68815
6038         * c-format.c (gcc_gfc_char_table): Add 'q' flag to remaining
6039         specifiers (%d, %i,%u and %c).
6041 2015-12-10  David Malcolm  <dmalcolm@redhat.com>
6043         * c.opt (Wmisleading-indentation): Add to -Wall for C and C++.
6045 2015-12-08  Jakub Jelinek  <jakub@redhat.com>
6047         PR c/48088
6048         PR c/68657
6049         * c.opt (Wfloat-conversion, Wsign-conversion): Add Warning.
6050         * c-pragma.c (handle_pragma_diagnostic): Adjust
6051         control_warning_option caller.
6053 2015-12-07  David Malcolm  <dmalcolm@redhat.com>
6055         * c-common.c (c_cpp_error): Update for change to
6056         rich_location::set_range.
6058 2015-12-04  Paolo Bonzini  <bonzini@gnu.org>
6060         * c-common.c (maybe_warn_shift_overflow): Warn on all overflows if
6061         shifting 1 out of the sign bit.
6063 2015-12-04  Kirill Yukhin  <kirill.yukhin@intel.com>
6065         * c-common.c (c_common_attribute_table[]): Update max arguments
6066         count for "simd" attribute.
6067         (handle_simd_attribute): Parse "notinbranch" and "inbranch" arguments.
6069 2015-12-03  Jakub Jelinek  <jakub@redhat.com>
6071         PR preprocessor/57580
6072         * c-ppoutput.c (print): Change printed field to bool.
6073         Move src_file last for smaller padding.
6074         (init_pp_output): Set print.printed to false instead of 0.
6075         (scan_translation_unit): Fix up formatting.  Set print.printed
6076         to true after printing something other than newline.
6077         (scan_translation_unit_trad): Set print.printed to true instead of 1.
6078         (maybe_print_line_1): Set print.printed to false instead of 0.
6079         (print_line_1): Likewise.
6080         (do_line_change): Set print.printed to true instead of 1.
6081         (cb_define, dump_queued_macros, cb_include, cb_def_pragma,
6082         dump_macro): Set print.printed to false after printing newline.
6084 2015-12-02  Jason Merrill  <jason@redhat.com>
6086         * c-common.c (fold_for_warn): New.
6087         (warn_logical_operator, warn_tautological_cmp)
6088         (check_function_arguments_recurse, maybe_warn_bool_compare): Use it.
6090         * c-common.c (c_disable_warnings, c_enable_warnings, c_fully_fold)
6091         (c_fully_fold_internal, decl_constant_value_for_optimization):
6092         Move to c/c-fold.c.
6093         * c-common.h: Don't declare decl_constant_value_for_optimization.
6095 2015-12-02  Joseph Myers  <joseph@codesourcery.com>
6097         PR c/68162
6098         * c-common.h (c_build_qualified_type): Add extra default
6099         arguments.
6101 2015-12-01  Julian Brown  <julian@codesourcery.com>
6102             Cesar Philippidis  <cesar@codesourcery.com>
6103             James Norris  <James_Norris@mentor.com>
6105         * c-pragma.c (oacc_pragmas): Add PRAGMA_OACC_HOST_DATA.
6106         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_HOST_DATA.
6107         (pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_USE_DEVICE.
6109 2015-11-30  Eric Botcazou  <ebotcazou@adacore.com>
6111         * c-ada-spec.c (print_ada_macros): Remove redundant blank line.
6112         (decl_sloc_common): Delete and move bulk of processing to...
6113         (decl_sloc): ...here.
6114         (pp_ada_tree_identifier): Remove reference to QUAL_UNION_TYPE.
6115         (dump_ada_double_name): Remove S parameter and compute the suffix.
6116         (dump_ada_array_type): Add PARENT parameter.  Simplify computation of
6117         element type and deal with an anonymous one.
6118         (dump_ada_template): Use RECORD_OR_UNION_TYPE_P macro.
6119         (dump_generic_ada_node): Tweak.  Adjust call to dump_ada_array_type
6120         and remove reference to QUAL_UNION_TYPE.
6121         (dump_nested_types): Make 2 passes on the fields and move bulk to...
6122         (dump_nested_type): ...here.  New function extracted from above.
6123         Generate a full declaration for anonymous element type of arrays.
6124         (print_ada_declaration): Really skip anonymous declarations.  Remove
6125         references to QUAL_UNION_TYPE.  Adjust call to dump_ada_array_type.
6126         Clean up processing of declarations of array types and objects.
6127         (print_ada_struct_decl): Remove reference to QUAL_UNION_TYPE.
6128         Remove obsolete code and tidy up.
6130 2015-11-29  Jan Hubicka  <hubicka@ucw.cz>
6132         PR c/67581
6133         * c-common.c (handle_transparent_union_attribute): Update
6134         also type variants.
6136 2015-11-27  Martin Liska  <mliska@suse.cz>
6138         PR c++/68312
6139         * array-notation-common.c (cilkplus_extract_an_triplets):
6140         Release vector of vectors.
6141         * cilk.c (gimplify_cilk_spawn): Free allocated memory.
6143 2015-11-26  Eric Botcazou  <ebotcazou@adacore.com>
6145         PR c++/68527
6146         * c-ada-spec.c (dump_nested_types): Add guard for error_mark_node.
6147         (print_ada_struct_decl): Likewise.
6149 2015-11-23  Igor Zamyatin  <igor.zamyatin@intel.com>
6151         PR c++/68001
6152         * c-gimplify.c (c_gimplify_expr): Stop the process if see an error.
6153         * cilk.c (recognize_spawn): Determine location in a more precise
6154         way.
6156 2015-11-19  Jason Merrill  <jason@redhat.com>
6158         * c-common.c (shorten_compare): But look through macros from
6159         system headers.
6161 2015-11-18  Jason Merrill  <jason@redhat.com>
6163         * c-common.c (shorten_compare): Don't -Wtype-limits if the
6164         non-constant operand comes from a macro.
6166 2015-11-17  Jason Merrill  <jason@redhat.com>
6168         PR bootstrap/68346
6169         * c-common.c (warn_tautological_cmp): Fold before checking for
6170         constants.
6172 2015-11-16  Marek Polacek  <polacek@redhat.com>
6174         PR c++/68362
6175         * c-common.c (check_case_bounds): Fold low and high cases.
6177 2015-11-16  Marek Polacek  <polacek@redhat.com>
6179         * c-ada-spec.c (dump_ada_template): Use RECORD_OR_UNION_TYPE_P.
6180         * c-common.c (c_common_get_alias_set): Likewise.
6181         (handle_visibility_attribute): Likewise.
6183 2015-11-16  Kirill Yukhin  <kirill.yukhin@intel.com>
6185         * c-common.c (handle_simd_attribute): New.
6186         (struct attribute_spec): Add entry for "simd".
6187         (handle_simd_attribute): New.
6189 2015-11-13  Kai Tietz  <ktietz70@googlemail.com>
6191         * c-lex.c (interpret_float): Use fold_convert.
6193 2015-11-13  David Malcolm  <dmalcolm@redhat.com>
6195         * c-common.c (c_fully_fold_internal): Capture existing souce_range,
6196         and store it on the result.
6197         * c-opts.c (c_common_init_options): Set
6198         global_dc->colorize_source_p.
6200 2015-11-12  James Norris  <jnorris@codesourcery.com>
6201             Joseph Myers  <joseph@codesourcery.com>
6203         * c-pragma.c (oacc_pragmas): Add entry for declare directive.
6204         * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_DECLARE.
6205         (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT and
6206         PRAGMA_OACC_CLAUSE_LINK.
6208 2015-11-11  Marek Polacek  <polacek@redhat.com>
6210         PR c/68107
6211         PR c++/68266
6212         * c-common.c (valid_array_size_p): New function.
6213         * c-common.h (valid_array_size_p): Declare.
6215 2015-11-11  Dominique d'Humieres  <dominiq@lps.ens.fr>
6217         PR bootstrap/68271
6218         * c-pragma.c (c_register_pragma_1): Update the gcc_assert to 256.
6220 2015-11-11  Andrew MacLeod  <amacleod@redhat.com>
6222         * array-notation-common.c: Remove unused header files.
6223         * c-ada-spec.c: Likewise.
6224         * c-cilkplus.c: Likewise.
6225         * c-common.c: Likewise.
6226         * c-cppbuiltin.c: Likewise.
6227         * c-dump.c: Likewise.
6228         * c-format.c: Likewise.
6229         * c-gimplify.c: Likewise.
6230         * c-indentation.c: Likewise.
6231         * c-lex.c: Likewise.
6232         * c-omp.c: Likewise.
6233         * c-opts.c: Likewise.
6234         * c-pch.c: Likewise.
6235         * c-ppoutput.c: Likewise.
6236         * c-pragma.c: Likewise.
6237         * c-pretty-print.c: Likewise.
6238         * c-semantics.c: Likewise.
6239         * c-ubsan.c: Likewise.
6240         * cilk.c: Likewise.
6241         * stub-objc.c: Likewise.
6243 2015-11-09  Thomas Schwinge  <thomas@codesourcery.com>
6244             Cesar Philippidis  <cesar@codesourcery.com>
6245             James Norris  <jnorris@codesourcery.com>
6246             Julian Brown  <julian@codesourcery.com>
6247             Nathan Sidwell  <nathan@codesourcery.com>
6249         * c-pragma.c (oacc_pragmas): Add "routine".
6250         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ROUTINE.
6252 2015-11-08  Eric Botcazou  <ebotcazou@adacore.com>
6254         * c-common.c (c_common_attributes): Add scalar_storage_order.
6255         (handle_scalar_storage_order_attribute): New function.
6256         * c-pragma.c (global_sso): New variable.
6257         (maybe_apply_pragma_scalar_storage_order): New function.
6258         (handle_pragma_scalar_storage_order): Likewise.
6259         (init_pragma): Register scalar_storage_order.
6260         * c-pragma.h (maybe_apply_pragma_scalar_storage_order): Declare.
6261         * c.opt (Wscalar-storage-order): New warning.
6262         (fsso-struct=): New option.
6264 2015-11-08  Martin Sebor  <msebor@redhat.com>
6266         * c.opt (Wplacement-new): Add a period to the end of a sentence.
6268 2015-11-07  Richard Sandiford  <richard.sandiford@arm.com>
6270         * c-common.c: Don't undef DEF_BUILTIN.
6272 2015-11-06  David Malcolm  <dmalcolm@redhat.com>
6274         * c-common.c (c_cpp_error): Convert parameter from location_t to
6275         rich_location *.  Eliminate the "column_override" parameter and
6276         the call to diagnostic_override_column.
6277         Update the "done_lexing" clause to set range 0
6278         on the rich_location, rather than overwriting a location_t.
6279         * c-common.h (c_cpp_error): Convert parameter from location_t to
6280         rich_location *.  Eliminate the "column_override" parameter.
6282 2015-11-05  Cesar Philippidis  <cesar@codesourcery.com>
6283             Thomas Schwinge  <thomas@codesourcery.com>
6284             James Norris  <jnorris@codesourcery.com>
6286         * c-omp.c (c_oacc_split_loop_clauses): Make TILE, GANG, WORKER, VECTOR,
6287         AUTO, SEQ, INDEPENDENT and PRIVATE loop clauses.  Associate REDUCTION
6288         clauses with parallel and kernels and loops.
6289         * c-pragma.h (enum pragma_omp_clause): Add entries for
6290         PRAGMA_OACC_CLAUSE_{INDEPENDENT,TILE,DEFAULT}.
6291         * pt.c (tsubst_omp_clauses): Add support for OMP_CLAUSE_{NUM_GANGS,
6292         NUM_WORKERS,VECTOR_LENGTH,GANG,WORKER,VECTOR,ASYNC,WAIT,TILE,AUTO,
6293         INDEPENDENT,SEQ}.
6294         (tsubst_expr): Add support for OMP_CLAUSE_{KERNELS,PARALLEL,LOOP}.
6296 2015-11-05  Martin Sebor  <msebor@redhat.com>
6298         PR c++/67942
6299         * c.opt (-Wplacement-new): New option.
6301 2015-11-05  Jakub Jelinek  <jakub@redhat.com>
6303         * c-common.h (c_finish_omp_atomic): Add TEST argument.
6304         (c_omp_check_loop_iv, c_omp_check_loop_iv_exprs): New prototypes.
6305         * c-omp.c (c_finish_omp_atomic): Add TEST argument.  Don't call
6306         save_expr or create_tmp_var* if TEST is true.
6307         (c_finish_omp_for): Store OMP_FOR_ORIG_DECLS always.
6308         Don't call add_stmt here.
6309         (struct c_omp_check_loop_iv_data): New type.
6310         (c_omp_check_loop_iv_r, c_omp_check_loop_iv,
6311         c_omp_check_loop_iv_exprs): New functions.
6312         (c_omp_split_clauses): Adjust for lastprivate being allowed on
6313         distribute.
6314         (c_omp_declare_simd_clauses_to_numbers): Change
6315         OMP_CLAUSE_LINEAR_VARIABLE_STRIDE OMP_CLAUSE_LINEAR_STEP into numbers.
6316         (c_omp_declare_simd_clauses_to_decls): Similarly change those
6317         from numbers to PARM_DECLs.
6319 2015-11-04  Mikhail Maltsev  <maltsevm@gmail.com>
6321         * c-omp.c (c_omp_split_clauses): Remove conditional compilation. Use
6322         flag_checking.
6324 2015-11-03  Bernd Schmidt  <bschmidt@redhat.com>
6326         PR c++-common/67882
6327         * c-common.h (fold_offsetof_1): Add argument.
6328         * c-common.c (fold_offsetof_1): Diagnose more invalid
6329         offsetof expressions that reference elements past the end of
6330         an array.
6332 2015-11-03  Thomas Schwinge  <thomas@codesourcery.com>
6333             Chung-Lin Tang  <cltang@codesourcery.com>
6335         * c-pragma.c (oacc_pragmas): Add "atomic".
6336         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ATOMIC.
6338 2015-10-30  Evgeny Stupachenko  <evstupac@gmail.com>
6340         * c-common.c (handle_target_clones_attribute): New.
6341         (c_common_attribute_table): Add handle_target_clones_attribute.
6342         (handle_always_inline_attribute): Add check on target_clones attribute.
6343         (handle_target_attribute): Ditto.
6345 2015-10-29  Andrew MacLeod  <amacleod@redhat.com>
6347         * array-notation-common.c: Reorder #include's and remove duplicates.
6348         * c-ada-spec.c: Likewise.
6349         * c-cilkplus.c: Likewise.
6350         * c-common.c: Likewise.
6351         * c-cppbuiltin.c: Likewise.
6352         * c-dump.c: Likewise.
6353         * c-format.c: Likewise.
6354         * c-gimplify.c: Likewise.
6355         * c-indentation.c: Likewise.
6356         * c-lex.c: Likewise.
6357         * c-omp.c: Likewise.
6358         * c-opts.c: Likewise.
6359         * c-pch.c: Likewise.
6360         * c-ppoutput.c: Likewise.
6361         * c-pragma.c: Likewise.
6362         * c-pretty-print.c: Likewise.
6363         * c-semantics.c: Likewise.
6364         * c-ubsan.c: Likewise.
6365         * cilk.c: Likewise.
6366         * stub-objc.c: Likewise.
6368 2015-10-28  Jason Merrill  <jason@redhat.com>
6370         * c-common.c (pointer_int_sum): Fold the MULT_EXPR.
6372 2015-10-27  Thomas Schwinge  <thomas@codesourcery.com>
6373             James Norris  <jnorris@codesourcery.com>
6374             Cesar Philippidis  <cesar@codesourcery.com>
6376         PR c/64765
6377         PR c/64880
6378         * c-common.h (c_oacc_split_loop_clauses): Declare function.
6379         * c-omp.c (c_oacc_split_loop_clauses): New function.
6381 2015-10-21  Martin Sebor  <msebor@redhat.com>
6383         PR driver/68043
6384         * c.opt: End each sentence that describes an option with a period.
6386 2015-10-20  Marek Polacek  <polacek@redhat.com>
6388         * array-notation-common.c (is_cilkplus_vector_p): Define.
6389         * c-common.h (is_cilkplus_vector_p): Declare.
6391 2015-10-20  Marek Polacek  <polacek@redhat.com>
6393         * c.opt (std=gnu++11): Do not describe as experimental.
6394         (std=gnu++14): Likewise.
6396 2015-10-19  Jason Merrill  <jason@redhat.com>
6398         * c-cppbuiltin.c (c_cpp_builtins): Define
6399         __cpp_nontype_template_args.
6401 2015-10-19  Jason Merrill  <jason@redhat.com>
6403         * c-cppbuiltin.c (c_cpp_builtins): Define
6404         __cpp_enumerator_attributes, __cpp_fold_expressions,
6405         __cpp_unicode_characters.
6407 2015-10-13  Jakub Jelinek  <jakub@redhat.com>
6408             Aldy Hernandez  <aldyh@redhat.com>
6410         * c-common.c (enum c_builtin_type): Define DEF_FUNCTION_TYPE_9,
6411         DEF_FUNCTION_TYPE_10 and DEF_FUNCTION_TYPE_11.
6412         (c_define_builtins): Likewise.
6413         * c-common.h (enum c_omp_clause_split): Add
6414         C_OMP_CLAUSE_SPLIT_TASKLOOP.
6415         (c_finish_omp_critical, c_finish_omp_ordered): Add CLAUSES argument.
6416         (c_finish_omp_for): Add ORIG_DECLV argument.
6417         * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP as
6418         201511 instead of 201307.
6419         * c-omp.c (c_finish_omp_critical): Add CLAUSES argument, set
6420         OMP_CRITICAL_CLAUSES to it.
6421         (c_finish_omp_ordered): Add CLAUSES argument, set
6422         OMP_ORDERED_CLAUSES to it.
6423         (c_finish_omp_for): Add ORIG_DECLV argument, set OMP_FOR_ORIG_DECLS
6424         to it if OMP_FOR.  Clear DECL_INITIAL on the IVs.
6425         (c_omp_split_clauses): Handle OpenMP 4.5 combined/composite
6426         constructs and new OpenMP 4.5 clauses.  Clear
6427         OMP_CLAUSE_SCHEDULE_SIMD if not combined with OMP_SIMD.  Add
6428         verification code.
6429         * c-pragma.c (omp_pragmas_simd): Add taskloop.
6430         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKLOOP.
6431         (enum pragma_omp_clause): Add
6432         PRAGMA_OMP_CLAUSE_{DEFAULTMAP,GRAINSIZE,HINT,{IS,USE}_DEVICE_PTR}
6433         and PRAGMA_OMP_CLAUSE_{LINK,NOGROUP,NUM_TASKS,PRIORITY,SIMD,THREADS}.
6435 2015-10-05  Richard Sandiford  <richard.sandiford@arm.com>
6437         * c-lex.c (interpret_float): Use real_equal instead of
6438         REAL_VALUES_EQUAL.
6440 2015-10-04  Jason Merrill  <jason@redhat.com>
6442         Implement N4514, C++ Extensions for Transactional Memory.
6443         * c-common.c (c_common_reswords): Add C++ TM TS keywords.
6444         (c_common_attribute_table): Add transaction_safe_dynamic.
6445         transaction_safe now affects type identity.
6446         (handle_tm_attribute): Handle transaction_safe_dynamic.
6447         * c-common.h (enum rid): Add RID_ATOMIC_NOEXCEPT,
6448         RID_ATOMIC_CANCEL, RID_SYNCHRONIZED.
6449         (OBJC_IS_CXX_KEYWORD): Add RID_SYNCHRONIZED.
6450         (D_TRANSMEM): New.
6451         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_transactional_memory.
6452         * c-pretty-print.c (pp_c_attributes_display): Don't print
6453         transaction_safe in C++.
6455 2015-10-02  Marek Polacek  <polacek@redhat.com>
6457         * c.opt (Wduplicated-cond): Don't enable by -Wall anymore.
6459 2015-10-02  Marek Polacek  <polacek@redhat.com>
6461         PR c/64249
6462         * c-common.c (warn_duplicated_cond_add_or_warn): New function.
6463         * c-common.h (warn_duplicated_cond_add_or_warn): Declare.
6464         * c.opt (Wduplicated-cond): New option.
6466 2015-10-01  Joseph Myers  <joseph@codesourcery.com>
6468         * c.opt (std=c11): Do not describe as experimental.
6469         (std=gnu11): Likewise.
6470         (std=iso9899:2011): Likewise.
6472 2015-09-28  Nathan Sidwell  <nathan@codesourcery.com>
6474         * c-common.c (DEF_FUNCTION_TYPE_VAR_6): New.
6475         (DEF_FUNCTION_TYPE_VAR_11): Delete.
6477 2015-09-25  Marek Polacek  <polacek@redhat.com>
6479         * c-ubsan.c (ubsan_instrument_division): Remove unnecessary code.
6480         (ubsan_instrument_shift): Likewise.
6482 2015-09-25  Marek Polacek  <polacek@redhat.com>
6484         PR sanitizer/64906
6485         * c-ubsan.c (ubsan_instrument_division): Also pre-evaluate OP1.
6487 2015-09-24  Patrick Palka  <ppalka@gcc.gnu.org>
6489         * c-indentation.c (should_warn_for_misleading_indentation):
6490         Compare next_stmt_vis_column with guard_line_first_nws instead
6491         of with guard_line_vis_column.
6493 2015-09-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6495         PR c/49654
6496         PR c/49655
6497         * c-pragma.c (handle_pragma_diagnostic): Detect non-warning
6498         options and options not valid for the current language.
6500 2015-09-22  Patrick Palka  <ppalka@gcc.gnu.org>
6502         * c-indentation.c (should_warn_for_misleading_indentation):
6503         Float out and consolidate the calls to get_visual_column that
6504         are passed guard_exploc as an argument.  Compare
6505         next_stmt_vis_column with guard_line_first_nws instead of with
6506         body_line_first_nws.
6508 2015-09-22  Nathan Sidwell  <nathan@codesourcery.com>
6510         * c.opt (Wmultiple-inheritance, Wvirtual-inheritance, Wtemplates,
6511         Wnamespaces): New C++ warnings.
6513 2015-09-22  Jason Merrill  <jason@redhat.com>
6515         * c-common.h (abi_compat_version_crosses): New.
6516         (warn_abi_version): Declare.
6517         * c-common.c: Define it.
6518         * c-opts.c (c_common_post_options): Handle it.
6519         flag_abi_compat_version defaults to 8.
6521 2015-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
6523         Complete the implementation of N4230, Nested namespace definition.
6524         * c-cppbuiltin.c: Add __cpp_namespace_attributes and
6525         __cpp_nested_namespace_definitions.
6527 2015-09-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6529         * c-pragma.c (handle_pragma_diagnostic): Fix wrong return.
6531 2015-09-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6533         * c-pragma.c (handle_pragma_diagnostic): Use explicit location
6534         when warning.
6535         * c-pragma.h (pragma_lex): Add optional loc argument.
6537 2015-09-16  Mikhail Maltsev  <maltsevm@gmail.com>
6539         * c-format.c (check_format_arg): Adjust to use common block size in all
6540         object pools.
6542 2015-09-15  David Malcolm  <dmalcolm@redhat.com>
6544         * c-format.c (location_from_offset): Update for change in
6545         signature of location_get_source_line.
6546         * c-indentation.c (get_visual_column): Likewise.
6547         (line_contains_hash_if): Likewise.
6549 2015-09-14  Marek Polacek  <polacek@redhat.com>
6551         * c-opts.c (c_common_post_options): Set C++ standard earlier, before
6552         setting various warnings.
6554 2015-09-14  Marek Polacek  <polacek@redhat.com>
6556         * c-common.c (warn_for_sign_compare): Cast to unsigned when shifting
6557         a negative value.
6559 2015-09-11  Mark Wielaard  <mjw@redhat.com>
6561         PR c/28901
6562         * c.opt (Wunused-variable): Option from common.opt.
6563         (Wunused-const-variable): New option.
6565 2015-09-09  Paolo Carlini  <paolo.carlini@oracle.com>
6567         PR c++/53184
6568         * c.opt ([Wsubobject-linkage]): Add.
6570 2015-09-03  Martin Sebor  <msebor@redhat.com>
6572         PR c/66516
6573         * c-common.h (c_decl_implicit, reject_gcc_builtin): Declare new
6574         functions.
6575         * c-common.c (reject_gcc_builtin): Define.
6577 2015-09-02  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6579         PR middle-end/60586
6580         * c-common.h (cilk_gimplify_call_params_in_spawned_fn): New
6581         prototype.
6582         * c-gimplify.c (c_gimplify_expr): Added a call to the function
6583         cilk_gimplify_call_params_in_spawned_fn.
6584         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): New function.
6585         (gimplify_cilk_spawn): Removed EXPR_STMT and CLEANUP_POINT_EXPR
6586         unwrapping.
6588 2015-08-25  Marek Polacek  <polacek@redhat.com>
6590         PR middle-end/67330
6591         * c-common.c (handle_weak_attribute): Don't check whether the
6592         visibility can be changed here.
6594 2015-08-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6596         * c-lex.c (c_lex_with_flags): Use explicit locations.
6598 2015-08-18  Trevor Saunders  <tbsaunde@tbsaunde.org>
6600         * c-ada-spec.h, c-common.c, c-common.h, c-format.c, c-format.h,
6601         c-objc.h, c-ppoutput.c, c-pragma.c, c-pragma.h: Remove useless
6603 2015-08-18  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
6605         PR middle-end/36757
6606         * c-common.c (check_builtin_function_arguments): Add check
6607         for BUILT_IN_SIGNBIT argument.
6609 2015-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
6611         PR c++/67160
6612         * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_static_assert value
6613         in c++1z mode.
6615 2015-08-17  Marek Polacek  <polacek@redhat.com>
6617         * c-pretty-print.c (pp_c_cv_qualifiers): Remove code dealing
6618         with whitespaces before qualifier names.
6620 2015-08-12  Marek Polacek  <polacek@redhat.com>
6622         PR c++/55095
6623         * c-common.c (maybe_warn_shift_overflow): Properly handle
6624         left-shifting 1 into the sign bit.
6626 2015-08-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6628         * c.opt (Wchkp): Use LangEnabledBy instead of EnabledBy.
6630 2015-08-06  Andrew Sutton  <andrew.n.sutton@gmail.com>
6631             Braden Obrzut  <admin@maniacsvault.net>
6632             Jason Merrill  <jason@redhat.com>
6634         Add C++ Concepts TS support.
6635         * c-common.c (c_common_reswords): Add __is_same_as, concept, requires.
6636         * c-common.h (enum rid): Add RID_IS_SAME_AS, RID_CONCEPT, RID_REQUIRES.
6637         (D_CXX_CONCEPTS, D_CXX_CONCEPTS_FLAGS): New.
6638         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_concepts.
6639         * c-opts.c (set_std_cxx1z): Set flag_concepts.
6640         * c.opt (fconcepts): New.
6642 2015-08-02  Martin Sebor  <msebor@redhat.com>
6644         * c.opt (-Wframe-address): New warning option.
6646 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
6648         * c-indentation.c (should_warn_for_misleading_indentation):
6649         Improve heuristics.
6651 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
6653         * c-indentation.c (get_visual_column): Add parameter first_nws,
6654         use it.  Update comment documenting the function.
6655         (is_first_nonwhitespace_on_line): Remove.
6656         (should_warn_for_misleading_indentation): Replace usage of
6657         of is_first_nonwhitespace_on_line with get_visual_column.
6659 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
6661         * c-indentation.h (struct token_indent_info): Define.
6662         (get_token_indent_info): Define.
6663         (warn_for_misleading_information): Declare.
6664         * c-common.h (warn_for_misleading_information): Remove.
6665         * c-identation.c (warn_for_misleading_indentation):
6666         Change declaration to take three token_indent_infos.  Adjust
6667         accordingly.
6668         * c-identation.c (should_warn_for_misleading_indentation):
6669         Likewise.  Bail out early if the body is a compound statement.
6670         (guard_tinfo_to_string): Define.
6672 2015-07-30  Jason Merrill  <jason@redhat.com>
6674         * c-pretty-print.c (unary_expression) [INDIRECT_REF]: Don't print
6675         '*' for reference decay.
6677 2015-07-30  Marek Polacek  <polacek@redhat.com>
6679         * c-common.c (warn_tautological_cmp): Bail for float types.
6681 2015-07-27  Marek Polacek  <polacek@redhat.com>
6683         PR bootstrap/67030
6684         * c-common.c (warn_tautological_cmp): Don't warn for macro expansion.
6686 2015-07-27  Marek Polacek  <polacek@redhat.com>
6688         PR c++/66555
6689         PR c/54979
6690         * c-common.c (find_array_ref_with_const_idx_r): New function.
6691         (warn_tautological_cmp): New function.
6692         * c-common.h (warn_tautological_cmp): Declare.
6693         * c.opt (Wtautological-compare): New option.
6695 2015-07-23  Marek Polacek  <polacek@redhat.com>
6697         * c-ubsan.c (ubsan_instrument_division): Use unshare_expr throughout.
6698         (ubsan_instrument_shift): Likewise.
6700 2015-07-23  Marek Polacek  <polacek@redhat.com>
6702         PR sanitizer/66908
6703         * c-ubsan.c: Include gimplify.h.
6704         (ubsan_instrument_division): Unshare OP0 and OP1.
6705         (ubsan_instrument_shift): Likewise.
6707 2015-07-20  Marek Polacek  <polacek@redhat.com>
6708             Richard Sandiford  <richard.sandiford@arm.com>
6710         PR c++/55095
6711         * c-common.c (c_fully_fold_internal): Warn about left shift overflows.
6712         Use EXPR_LOC_OR_LOC.
6713         (maybe_warn_shift_overflow): New function.
6714         * c-common.h (maybe_warn_shift_overflow): Declare.
6715         * c-opts.c (c_common_post_options): Set warn_shift_overflow.
6716         * c.opt (Wshift-overflow): New option.
6718 2015-07-16  Martin Liska  <mliska@suse.cz>
6720         * c-format.c (static void check_format_info_main): Use
6721         object_allocator instead of pool_allocator.
6722         (check_format_arg): Likewise.
6723         (check_format_info_main): Likewise.
6725 2015-07-15  Andrew MacLeod  <amacleod@redhat.com>
6727         * c-opts.c: Remove multiline #include comment.
6729 2015-07-12  Aldy Hernandez  <aldyh@redhat.com>
6731         * c-common.c: Fix double word typos.
6733 2015-07-10  Eric Botcazou  <ebotcazou@adacore.com>
6735         * c-ada-spec.h (cpp_operation): Revert latest change.
6736         * c-ada-spec.c (print_ada_declaration): Likewise.  Skip implicit
6737         constructors and destructors.
6739 2015-07-09  Andrew MacLeod  <amacleod@redhat.com>
6741         * c-common.h: Adjust includes for flags.h changes.
6742         * stub-objc.c: Likewise.
6744 2015-07-08  Eric Botcazou  <ebotcazou@adacore.com>
6746         * c-ada-spec.h (cpp_operation): Add IS_CONSTEXPR.
6747         * c-ada-spec.c (print_ada_declaration): Skip constexpr constructors.
6749 2015-07-08  Jakub Jelinek  <jakub@redhat.com>
6751         * c-omp.c (c_omp_declare_simd_clauses_to_numbers): If all clauses
6752         are to be removed, return NULL rather than original clauses list.
6754 2015-07-07  Andrew MacLeod  <amacleod@redhat.com>
6756         * array-notation-common.c: Adjust includes.
6757         * c-ada-spec.c: Likewise.
6758         * c-cilkplus.c: Likewise.
6759         * c-common.h: Likewise.
6760         * c-cppbuiltin.c: Likewise.
6761         * c-dump.c: Likewise.
6762         * c-format.c: Likewise.
6763         * c-gimplify.c: Likewise.
6764         * c-indentation.c: Likewise.
6765         * c-lex.c: Likewise.
6766         * c-omp.c: Likewise.
6767         * c-opts.c: Likewise.
6768         * c-pch.c: Likewise.
6769         * c-ppoutput.c: Likewise.
6770         * c-pragma.c: Likewise.
6771         * c-pretty-print.c: Likewise.
6772         * c-semantics.c: Likewise.
6773         * c-ubsan.c: Likewise.
6774         * cilk.c: Likewise.
6775         * stub-objc.c: Likewise.
6777 2015-07-07  Eric Botcazou  <ebotcazou@adacore.com>
6779         * c-ada-spec.h (cpp_operation): Add IS_MOVE_CONSTRUCTOR.
6780         * c-ada-spec.c (print_ada_declaration): Skip move constructors.
6782 2015-07-01  Jason Merrill  <jason@redhat.com>
6784         * c-common.h (D_CXX11): Rename from D_CXX0X.
6785         (RID_FIRST_CXX11, RID_LAST_CXX11): Rename from *_CXX0X.
6786         * c-common.c: Adjust.
6788         * c-opts.c (c_common_post_options): Default to C++14.
6790         * c-opts.c (c_common_post_options): Highest ABI level is now 10.
6792 2015-06-30  Edward Smith-Rowland  <3dw4rd@verizon.net>
6794         Implement N4197 - Adding u8 character literals
6795         * c-ada-spec.c (print_ada_macros): Treat CPP_UTF8CHAR like
6796         CPP_CHAR.
6797         * c-common.c (c_parse_error): Print CPP_UTF8CHAR and
6798         CPP_UTF8CHAR_USERDEF tokens.
6799         * c-lex.c (c_lex_with_flags): Treat CPP_UTF8CHAR_USERDEF
6800         and CPP_UTF8CHAR tokens.
6801         (lex_charconst): Treat CPP_UTF8CHAR token.
6803 2015-06-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6805         PR fortran/66605
6806         * c-common.c (do_warn_unused_parameter): Move here.
6807         * c-common.h (do_warn_unused_parameter): Declare.
6809 2015-06-29  Marek Polacek  <polacek@redhat.com>
6811         PR c/66322
6812         * c-common.c (check_case_bounds): Add bool * parameter.  Set
6813         OUTSIDE_RANGE_P.
6814         (c_add_case_label): Add bool * parameter.  Pass it down to
6815         check_case_bounds.
6816         (c_do_switch_warnings): Add bool parameters.  Implement -Wswitch-bool
6817         warning here.
6818         * c-common.h (c_add_case_label, c_do_switch_warnings): Update
6819         declarations.
6821 2015-06-27  Marek Polacek  <polacek@redhat.com>
6823         * c-common.c (check_main_parameter_types): Use VECTOR_TYPE_P
6824         or VECTOR_INTEGER_TYPE_P throughout.
6825         * c-gimplify.c: Likewise.
6827 2015-06-26  Marek Polacek  <polacek@redhat.com>
6829         * array-notation-common.c (find_rank): Use INDIRECT_REF_P.
6830         * c-common.c (c_fully_fold_internal): Likewise.
6831         (c_alignof_expr): Likewise.
6832         * c-pretty-print.c (c_pretty_printer::postfix_expression): Likewise.
6833         * c-ubsan.c (ubsan_instrument_bounds): Likewise.
6834         * cilk.c (create_parm_list): Likewise.
6836 2015-06-26  Marek Polacek  <polacek@redhat.com>
6838         * c-common.c (handle_unused_attribute): Use VAR_OR_FUNCTION_DECL_P.
6840 2015-06-25  Andrew MacLeod  <amacleod@redhat.com>
6842         * c-common.c: Remove ipa-ref.h and plugin-api.h from include list.
6843         * c-gimplify.c: Likewise.
6844         * c-pragma.c: Likewise.
6845         * c-ubsan.c: Likewise.
6846         * cilk.c: Likewise.
6848 2015-06-25  Richard Sandiford  <richard.sandiford@arm.com>
6850         * c-common.c (c_type_hasher): Inherit from ggc_ptr_hash rather than
6851         ggc_hasher.
6853 2015-06-25  Andrew MacLeod  <amacleod@redhat.com>
6855         * cilk.c: Move calls.h after tm.h in the include chain.
6857 2015-06-25  Marek Polacek  <polacek@redhat.com>
6859         * array-notation-common.c: Use VAR_P throughout.
6860         * c-ada-spec.c: Likewise.
6861         * c-common.c: Likewise.
6862         * c-format.c: Likewise.
6863         * c-gimplify.c: Likewise.
6864         * c-omp.c: Likewise.
6865         * c-pragma.c: Likewise.
6866         * c-pretty-print.c: Likewise.
6867         * cilk.c: Likewise.
6869 2015-06-25  Marek Polacek  <polacek@redhat.com>
6871         * cilk.c (extract_free_variables): Use is_global_var.
6873 2015-06-23  Richard Sandiford  <richard.sandiford@arm.com>
6875         * c-common.c: Don't include target-def.h.
6877 2015-06-23  Marek Polacek  <polacek@redhat.com>
6879         * c-common.c (warn_logical_operator): Use tree_int_cst_equal
6880         when comparing INTEGER_CSTs.
6882 2015-06-22  Pierre-Marie de Rodat  <derodat@adacore.com>
6884         * c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.
6885         * c-ada-spec.c (collect_ada_nodes): Skip NAMESPACE_DECL
6886         (dump_ada_template): Skip partially specialized types.
6888 2015-06-22  Mikhail Maltsev  <maltsevm@gmail.com>
6890         * c-common.c (scalar_to_vector): Use std::swap instead of manually
6891         swapping.
6893 2015-06-17  Andrew MacLeod  <amacleod@redhat.com>
6895         * array-notation-common.c: Do not include input.h, line-map.h or is-a.h.
6896         * c-ada-spec.c: Likewise.
6897         * c-cilkplus.c: Likewise.
6898         * c-common.c: Likewise.
6899         * c-common.h: Likewise.
6900         * c-cppbuiltin.c: Likewise.
6901         * c-dump.c: Likewise.
6902         * c-format.c: Likewise.
6903         * c-gimplify.c: Likewise.
6904         * c-indentation.c: Likewise.
6905         * c-lex.c: Likewise.
6906         * c-omp.c: Likewise.
6907         * c-opts.c: Likewise.
6908         * c-pch.c: Likewise.
6909         * c-ppoutput.c: Likewise.
6910         * c-pragma.c: Likewise.
6911         * c-pretty-print.c: Likewise.
6912         * c-semantics.c: Likewise.
6913         * c-ubsan.c: Likewise.
6914         * cilk.c: Likewise.
6915         * stub-objc.c: Likewise.
6917 2015-06-13  Patrick Palka  <ppalka@gcc.gnu.org>
6919         PR c++/65168
6920         * c-common.c (c_common_truthvalue_conversion): Warn when
6921         converting an address of a reference to a truth value.
6923 2015-06-08  Andrew MacLeod  <amacleod@redhat.com>
6925         * array-notation-common.c : Adjust include files.
6926         * c-ada-spec.c : Likewise.
6927         * c-cilkplus.c : Likewise.
6928         * c-common.c : Likewise.
6929         * c-common.h : Likewise.
6930         * c-cppbuiltin.c : Likewise.
6931         * c-dump.c : Likewise.
6932         * c-format.c : Likewise.
6933         * c-gimplify.c : Likewise.
6934         * c-indentation.c : Likewise.
6935         * c-lex.c : Likewise.
6936         * c-omp.c : Likewise.
6937         * c-opts.c : Likewise.
6938         * c-pch.c : Likewise.
6939         * c-ppoutput.c : Likewise.
6940         * c-pragma.c : Likewise.
6941         * c-pretty-print.c : Likewise.
6942         * c-semantics.c : Likewise.
6943         * c-ubsan.c : Likewise.
6944         * cilk.c : Likewise.
6945         * stub-objc.c : Likewise.
6947 2015-06-08  Marek Polacek  <polacek@redhat.com>
6949         PR c/66415
6950         * c-format.c (location_from_offset): Return LOC if LINE is null.
6952 2015-06-05  Aldy Hernandez  <aldyh@redhat.com>
6954         * c-common.h (c_parse_final_cleanups): New prototype.
6955         * c-opts.c (c_common_parse_file): Call c_parse_final_cleanups.
6957 2015-06-04  Sriraman Tallam  <tmsriram@google.com>
6959         * c-common.c (noplt): New attribute.
6960         (handle_noplt_attribute): New handler.
6962 2015-06-04  Andrew MacLeod  <amacleod@redhat.com>
6964         * array-notation-common.c: Adjust includes for restructured coretypes.h.
6965         * c-ada-spec.c: Likewise.
6966         * c-cilkplus.c: Likewise.
6967         * c-common.c: Likewise.
6968         * c-common.h: Likewise.
6969         * c-cppbuiltin.c: Likewise.
6970         * c-dump.c: Likewise.
6971         * c-format.c: Likewise.
6972         * c-gimplify.c: Likewise.
6973         * c-indentation.c: Likewise.
6974         * c-lex.c: Likewise.
6975         * c-omp.c: Likewise.
6976         * c-opts.c: Likewise.
6977         * c-pch.c: Likewise.
6978         * c-ppoutput.c: Likewise.
6979         * c-pragma.c: Likewise.
6980         * c-pretty-print.c: Likewise.
6981         * c-semantics.c: Likewise.
6982         * c-ubsan.c: Likewise.
6983         * cilk.c: Likewise.
6984         * stub-objc.c: Likewise.
6986 2015-06-02  David Malcolm  <dmalcolm@redhat.com>
6988         PR c/66220:
6989         * c-indentation.c (should_warn_for_misleading_indentation): Use
6990         expand_location rather than expand_location_to_spelling_point.
6991         Don't warn if the guarding statement is more indented than the
6992         next/body stmts.
6994 2015-06-02  David Malcolm  <dmalcolm@redhat.com>
6996         * c-indentation.c (warn_for_misleading_indentation): Bail out
6997         immediately if -Wmisleading-indentation isn't enabled.
6999 2015-06-01  Martin Liska  <mliska@suse.cz>
7001         * c-format.c (check_format_arg):Use new type-based pool allocator.
7002         (check_format_info_main) Likewise.
7004 2015-05-31  Eric Botcazou  <ebotcazou@adacore.com>
7006         * c-ada-spec.c (is_tagged_type): Test for TYPE_METHODS on main variant.
7007         (has_nontrivial_methods): Likewise.
7009 2015-05-25  Marek Polacek  <polacek@redhat.com>
7011         * c-ubsan.c (ubsan_instrument_shift): Use type0.
7013 2015-05-22  Marek Polacek  <polacek@redhat.com>
7015         PR c/47043
7016         * c-common.c (handle_deprecated_attribute): Allow CONST_DECL.
7018 2015-05-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7020         * c-cppbuiltin.c (c_cpp_builtins): Use if instead of #if with
7021         STACK_GROWS_DOWNWARD.
7023 2015-05-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
7025         * c-cppbuiltin.c (c_cpp_builtins): Check the value of
7026         STACK_GROWS_DOWNWARD rather than if it is defined.
7028 2015-05-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7030         PR c/52952
7031         * c-format.c (location_column_from_byte_offset): New.
7032         (location_from_offset): New.
7033         (struct format_wanted_type): Add offset_loc field.
7034         (check_format_info): Move handling of location for extra arguments
7035         closer to the point of warning.
7036         (check_format_info_main): Pass the result of location_from_offset
7037         to warning_at.
7038         (format_type_warning): Pass the result of location_from_offset
7039         to warning_at.
7041 2015-05-20  Marek Polacek  <polacek@redhat.com>
7043         * c-omp.c (check_omp_for_incr_expr): Use BINARY_CLASS_P.
7045 2015-05-20  Marek Polacek  <polacek@redhat.com>
7047         * c-ada-spec.c (dump_sloc): Use DECL_P.
7049 2015-05-20  Marek Polacek  <polacek@redhat.com>
7051         * c-pragma.c: Use VAR_OR_FUNCTION_DECL_P throughout.
7052         * c-common.c: Likewise.
7054 2015-05-19  David Malcolm  <dmalcolm@redhat.com>
7056         * c-common.h (fe_file_change): Strengthen param from
7057         const line_map * to const line_map_ordinary *.
7058         (pp_file_change): Likewise.
7059         * c-lex.c (fe_file_change): Likewise.
7060         (cb_define): Use linemap_check_ordinary when invoking
7061         SOURCE_LINE.
7062         (cb_undef): Likewise.
7063         * c-opts.c (c_finish_options): Use linemap_check_ordinary when
7064         invoking cb_file_change.
7065         (c_finish_options): Likewise.
7066         (push_command_line_include): Likewise.
7067         (cb_file_change): Strengthen param "new_map" from
7068         const line_map * to const line_map_ordinary *.
7069         * c-ppoutput.c (cb_define): Likewise for local "map".
7070         (pp_file_change): Likewise for param "map" and local "from".
7072 2015-05-19  Mikhail Maltsev  <maltsevm@gmail.com>
7074         * c-common.c (shorten_compare): Use std::swap instead of explicit swaps.
7076 2015-05-18  Tom de Vries  <tom@codesourcery.com>
7078         * c-common.c (build_va_arg_1): New function.
7079         (build_va_arg): Add address operator to va_list operand if necessary.
7081 2015-05-15  Mikhail Maltsev  <maltsevm@gmail.com>
7083         PR c/48956
7084         * c-common.c (int_safely_convertible_to_real_p): Define.
7085         (unsafe_conversion_p): Check conversions involving complex types.
7086         (conversion_warning): Add new warning message for conversions which
7087         discard imaginary component.
7088         * c-common.h: (enum conversion_safety): Add new enumerator for such
7089         conversions.
7091 2015-05-14  Marek Polacek  <polacek@redhat.com>
7093         PR c/66066
7094         PR c/66127
7095         * c-common.c (c_fully_fold): Pass false down to c_fully_fold_internal.
7096         (c_fully_fold_internal): Fold C_MAYBE_CONST_EXPRs with
7097         C_MAYBE_CONST_EXPR_INT_OPERANDS set.  Add FOR_INT_CONST argument and
7098         use it.  If FOR_INT_CONST, require that all evaluated operands be
7099         INTEGER_CSTs.
7101 2015-05-12  David Malcolm  <dmalcolm@redhat.com>
7103         * c-common.h (warn_for_misleading_indentation): New prototype.
7104         * c-indentation.c: New file.
7105         * c.opt (Wmisleading-indentation): New option.
7107 2015-05-12  Tom de Vries  <tom@codesourcery.com>
7109         PR tree-optimization/66010
7110         * c-common.c (build_va_arg): Don't mark ap addressable unless necessary.
7112 2015-05-09  Jason Merrill  <jason@redhat.com>
7114         * c-opts.c (c_common_post_options): Also clear
7115         cpp_opts->cpp_warn_cxx11_compat.
7117         * c-common.h (enum cxx_dialect): Add cxx_unset.
7118         * c-common.c (cxx_dialect): Initialize to cxx_unset.
7119         * c-opts.c (c_common_post_options): Set C++ dialect to C++98 if unset.
7121         * c.opt (std=c++14): Remove Undocumented flag and experimental warning.
7122         (std=gnu++0x): Mark as Undocumented.
7123         (std=gnu++1y): Add deprecated message.
7125 2015-05-08  Jason Merrill  <jason@redhat.com>
7127         * c.opt (Wc++11-compat): Make primary.  Rename var warn_cxx11_compat.
7128         * c-opts.c: Adjust.
7130         * c.opt (Wc++0x-compat): Also set cpp_warn_cxx11_compat.
7132 2015-05-08  Marek Polacek  <polacek@redhat.com>
7134         PR c/64918
7135         * c.opt (Woverride-init-side-effects): New option.
7137 2015-05-07  Marek Polacek  <polacek@redhat.com>
7139         PR c/65179
7140         * c-common.c (c_fully_fold_internal): Warn when left shifting a
7141         negative value.
7142         * c.opt (Wshift-negative-value): New option.
7143         * c-opts.c (c_common_post_options): Set warn_shift_negative_value
7144         when -Wextra and C99/C++11 mode.
7146 2015-05-07  Marek Polacek  <polacek@redhat.com>
7147             Martin Uecker  <uecker@eecs.berkeley.edu>
7149         * c-ubsan.c (ubsan_instrument_bounds): Don't skip instrumenting
7150         flexible member array-like members if SANITIZE_BOUNDS_STRICT.
7152 2015-05-05  Jason Merrill  <jason@redhat.com>
7154         * c.opt (Wterminate): New.
7156 2015-04-30  Marek Polacek  <polacek@redhat.com>
7158         * c-common.c (maybe_warn_bool_compare): When comparing with 0/1,
7159         require that the non-constant be of a boolean type.
7161 2015-04-29  Josh Triplett  <josh@joshtriplett.org>
7163         * c-common.c (handle_section_attribute): Refactor to reduce
7164         nesting and distinguish between error cases.
7166 2015-04-29  Marek Polacek  <polacek@redhat.com>
7168         PR c/64610
7169         * c-common.c (maybe_warn_bool_compare): Warn when comparing a boolean
7170         with 0/1.
7172 2015-04-29  Jakub Jelinek  <jakub@redhat.com>
7174         * c-common.h (omp_clause_mask): Unconditionally define as a class.
7175         Use uint64_t instead of unsigned HOST_WIDE_INT and 64 instead of
7176         HOST_BITS_PER_WIDE_INT.
7178 2015-04-28  Tom de Vries  <tom@codesourcery.com>
7180         PR tree-optimization/65887
7181         * c-common.c (build_va_arg): Mark va_arg ap argument as addressable.
7183 2015-04-28  Eric Botcazou  <ebotcazou@adacore.com>
7184             Pierre-Marie de Rodat  <derodat@adacore.com>
7186         * c-ada-spec.c (in_function): Delete.
7187         (dump_generic_ada_node): Do not change in_function and remove the
7188         redundant code dealing with it.
7189         (print_ada_declaration): Do not change in_function.  Use INDENT_INCR.
7190         (print_ada_methods): Output the static member functions in a nested
7191         package after the regular methods as well as associated renamings.
7193 2015-04-24  Marek Polacek  <polacek@redhat.com>
7195         PR c/65830
7196         * c-common.c (c_fully_fold_internal): Use OPT_Wshift_count_negative
7197         and OPT_Wshift_count_overflow.
7199         PR c/63357
7200         * c-common.c (warn_logical_operator): Warn if the operands have the
7201         same expressions.
7203 2015-04-24  Marek Polacek  <polacek@redhat.com>
7205         PR c/61534
7206         * c-common.c (warn_logical_operator): Bail if either operand comes
7207         from a macro expansion.
7209 2015-04-10  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
7211         PR target/55143
7212         * c-common.c (c_default_pointer_mode): Add definition.
7213         * c-common.h (c_default_pointer_mode): Add declaration.
7215 2015-03-11  Jakub Jelinek  <jakub@redhat.com>
7217         * c-common.c (c_common_nodes_and_builtins): Don't call xstrdup
7218         on record_builtin_type argument.
7220 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
7222         PR c/65120
7223         * c-common.c (warn_logical_not_parentheses): Don't warn for
7224         !x == 0 or !x != 0.
7226 2015-03-07  Marek Polacek  <polacek@redhat.com>
7228         PR sanitizer/65280
7229         * c-ubsan.c (ubsan_instrument_bounds): Check for COMPONENT_REF
7230         before trying to figure out whether we have a flexible array member.
7232 2015-03-06  Eric Botcazou  <ebotcazou@adacore.com>
7233             Jonathan Wakely  <jwakely.gcc@gmail.com>
7235         * c-ada-spec.c (dump_ada_double_name): Fix pasto.
7237 2015-03-05  Eric Botcazou  <ebotcazou@adacore.com>
7239         PR ada/65319
7240         * c-ada-spec.c (print_destructor): Remove obsolete code.
7242 2015-03-01  Eric Botcazou  <ebotcazou@adacore.com>
7244         * c-ada-spec.c (is_tagged_type): Add guard for DECL_VINDEX.
7245         (dump_template_types): Adjust DECL_TEMPLATE_INSTANTIATIONS and
7246         DECL_TEMPLATE_RESULT emulations.
7247         (dump_ada_template)): Add guard for TYPE_METHODS.
7249 2015-02-27  Marek Polacek  <polacek@redhat.com>
7251         PR c/65040
7252         * c.opt (Wformat-signedness): Don't enable by -Wformat=2.
7254 2015-02-27  Kai Tietz  <ktietz@redhat.com>
7256         PR c/35330
7257         * c-pragma.c (handle_pragma_weak): Do not try to create
7258         weak/alias of declarations not being function, or variable
7259         declarations.
7261 2015-02-24  Thomas Schwinge  <thomas@codesourcery.com>
7263         PR libgomp/64625
7264         * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
7265         Remove macros.
7266         (DEF_FUNCTION_TYPE_VAR_7, DEF_FUNCTION_TYPE_VAR_11): New macros.
7268 2015-02-16  Marek Polacek  <polacek@redhat.com>
7270         PR c/65066
7271         * c-format.c (check_format_types): Handle null param.
7273 2015-02-13  Marek Polacek  <polacek@redhat.com>
7275         PR c/65040
7276         * c-format.c (check_format_types): Don't warn about different
7277         signedness if the original value is in the range of WANTED_TYPE.
7279 2015-02-12  Jason Merrill  <jason@redhat.com>
7281         PR c++/64956
7282         * c-opts.c (c_common_post_options): Change flag_abi_version from 0
7283         to the current highest version.
7284         * c-cppbuiltin.c (c_cpp_builtins): Assert that it isn't 0.
7286 2015-02-04  Jakub Jelinek  <jakub@redhat.com>
7288         PR c/64824
7289         PR c/64868
7290         * c-omp.c (c_finish_omp_atomic): Use TRUNC_DIV_EXPR
7291         instead of RDIV_EXPR.  Use build_binary_op instead of
7292         build2_loc.
7294 2015-01-30  Joseph Myers  <joseph@codesourcery.com>
7296         * c-opts.c, c-pch.c, cppspec.c: All callers of fatal_error changed
7297         to pass input_location as first argument.
7299 2015-01-23  Tom de Vries  <tom@codesourcery.com>
7301         PR libgomp/64672
7302         * c.opt (fopenacc): Mark as LTO option.
7304 2015-01-23  Tom de Vries  <tom@codesourcery.com>
7306         PR libgomp/64707
7307         * c.opt (fopenmp): Mark as LTO option.
7309 2015-01-21  Jakub Jelinek  <jakub@redhat.com>
7311         PR c/63307
7312         * cilk.c (fill_decls_vec): Only put decls into vector v.
7313         (compare_decls): Fix up formatting.
7315 2015-01-21  Igor Zamyatin  <igor.zamyatin@intel.com>
7317         PR c/63307
7318         * cilk.c: Include vec.h.
7319         (struct cilk_decls): New structure.
7320         (wrapper_parm_cb): Split this function to...
7321         (fill_decls_vec): ...this...
7322         (create_parm_list): ...and this.
7323         (compare_decls): New function.
7324         (for_local_cb): Remove.
7325         (wrapper_local_cb): Ditto.
7326         (build_wrapper_type): For now first traverse and fill vector of
7327         declarations then sort it and then deal with sorted vector.
7328         (cilk_outline): Ditto.
7329         (declare_one_free_variable): Ditto.
7331 2015-01-21  Jason Merrill  <jason@redhat.com>
7333         PR c++/64629
7334         * c-format.c (check_format_arg): Call decl_constant_value.
7336 2015-01-19  Martin Liska  <mliska@suse.cz>
7338         * c-common.c (handle_noicf_attribute): New function.
7340 2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
7341             Bernd Schmidt  <bernds@codesourcery.com>
7342             James Norris  <jnorris@codesourcery.com>
7343             Cesar Philippidis  <cesar@codesourcery.com>
7344             Ilmir Usmanov  <i.usmanov@samsung.com>
7345             Jakub Jelinek  <jakub@redhat.com>
7347         * c.opt (fopenacc): New option.
7348         * c-cppbuiltin.c (c_cpp_builtins): Conditionally define _OPENACC.
7349         * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
7350         New macros.
7351         * c-common.h (c_finish_oacc_wait): New prototype.
7352         * c-omp.c: Include "omp-low.h" and "gomp-constants.h".
7353         (c_finish_oacc_wait): New function.
7354         * c-pragma.c (oacc_pragmas): New variable.
7355         (c_pp_lookup_pragma, init_pragma): Handle it.
7356         * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_CACHE,
7357         PRAGMA_OACC_DATA, PRAGMA_OACC_ENTER_DATA, PRAGMA_OACC_EXIT_DATA,
7358         PRAGMA_OACC_KERNELS, PRAGMA_OACC_LOOP, PRAGMA_OACC_PARALLEL,
7359         PRAGMA_OACC_UPDATE, PRAGMA_OACC_WAIT.
7360         (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_ASYNC,
7361         PRAGMA_OACC_CLAUSE_AUTO, PRAGMA_OACC_CLAUSE_COLLAPSE,
7362         PRAGMA_OACC_CLAUSE_COPY, PRAGMA_OACC_CLAUSE_COPYIN,
7363         PRAGMA_OACC_CLAUSE_COPYOUT, PRAGMA_OACC_CLAUSE_CREATE,
7364         PRAGMA_OACC_CLAUSE_DELETE, PRAGMA_OACC_CLAUSE_DEVICE,
7365         PRAGMA_OACC_CLAUSE_DEVICEPTR, PRAGMA_OACC_CLAUSE_FIRSTPRIVATE,
7366         PRAGMA_OACC_CLAUSE_GANG, PRAGMA_OACC_CLAUSE_HOST,
7367         PRAGMA_OACC_CLAUSE_IF, PRAGMA_OACC_CLAUSE_NUM_GANGS,
7368         PRAGMA_OACC_CLAUSE_NUM_WORKERS, PRAGMA_OACC_CLAUSE_PRESENT,
7369         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPY,
7370         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYIN,
7371         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYOUT,
7372         PRAGMA_OACC_CLAUSE_PRESENT_OR_CREATE, PRAGMA_OACC_CLAUSE_PRIVATE,
7373         PRAGMA_OACC_CLAUSE_REDUCTION, PRAGMA_OACC_CLAUSE_SELF,
7374         PRAGMA_OACC_CLAUSE_SEQ, PRAGMA_OACC_CLAUSE_VECTOR,
7375         PRAGMA_OACC_CLAUSE_VECTOR_LENGTH, PRAGMA_OACC_CLAUSE_WAIT,
7376         PRAGMA_OACC_CLAUSE_WORKER.
7378 2015-01-14  Marcos Diaz  <marcos.diaz@tallertechnologies.com>
7380         * c-cppbuiltin.c (c_cpp_builtins): New cpp define __SSP_EXPLICIT__
7381         for the new option fstack-protector_explicit.
7382         * c-common.c (c_common_attribute_table): Add stack_protect attribute.
7383         (handle_stack_protect_attribute): New function.
7385 2015-01-13  Martin Uecker  <uecker@eecs.berkeley.edu>
7387         * c.opt: New option -Warray-bounds=.
7389 2015-01-09  Michael Collison  <michael.collison@linaro.org>
7391         * array-notation-common.c: Include hash-set.h, machmode.h,
7392         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
7393         fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
7394         * c-ada-spec.c: Ditto.
7395         * c-cilkplus.c: Ditto.
7396         * c-common.c: Include input.h due to flattening of tree.h.
7397         Define macro GCC_C_COMMON_C.
7398         * c-common.h: Flatten tree.h header files into c-common.h.
7399         Remove include of tree-core.h.
7400         * c-cppbuiltin.c: Include hash-set.h, machmode.h,
7401         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
7402         fold-const.h, wide-int.h, and inchash.h due to
7403         flattening of tree.h.
7404         * c-dump.c: Ditto.
7405         * c-format.c: Flatten tree.h header files into c-common.h.
7406         * c-cppbuiltin.c: Include hash-set.h, machmode.h,
7407         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
7408         fold-const.h, wide-int.h, and inchash.h due to
7409         flattening of tree.h.
7410         * c-dump.c: Include hash-set.h, machmode.h,
7411         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
7412         fold-const.h, wide-int.h, and inchash.h due to
7413         flattening of tree.h.
7414         * c-format.c: Include hash-set.h, machmode.h,
7415         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
7416         fold-const.h, wide-int.h, inchash.h and real.h due to
7417         flattening of tree.h.
7418         * c-gimplify.c: Include hash-set.h, machmode.h,
7419         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
7420         fold-const.h, wide-int.h, and inchash.h due to
7421         flattening of tree.h.
7422         * cilk.c: Ditto.
7423         * c-lex.c: Ditto.
7424         * c-omp.c: Ditto.
7425         * c-opts.c: Ditto.
7426         * c-pch.c: Ditto.
7427         * c-ppoutput.c: Ditto.
7428         * c-pragma.c: Ditto.
7429         * c-pretty-print.c: Ditto.
7430         * c-semantics.c: Ditto.
7431         * c-ubsan.c: Ditto.
7432         * stub-objc.c: Ditto.
7434 2015-01-08  Jason Merrill  <jason@redhat.com>
7436         * c-ubsan.c (ubsan_maybe_instrument_array_ref): Use
7437         do_ubsan_in_current_function.
7438         (ubsan_maybe_instrument_reference_or_call): Likewise.
7439         * c-ubsan.h: Declare it.
7441 2015-01-08  Mike Stump  <mikestump@comcast.net>
7443         * c-common.c (c_common_attribute_table): Add no_sanitize_thread.
7445 2015-01-07  Marek Polacek  <polacek@redhat.com>
7447         PR c/64440
7448         * c-common.c (c_fully_fold_internal): Warn for division and modulo
7449         if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST and is zero.
7451 2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>
7453         PR c++/31397
7454         * c.opt (Wsuggest-override): New option.
7456 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
7458         Update copyright years.
7460 2015-01-05  Marek Polacek  <polacek@redhat.com>
7462         PR c/64423
7463         * c-common.c (warn_array_subscript_with_type_char): Add location_t
7464         parameter.  Use it.
7465         * c-common.h (warn_array_subscript_with_type_char): Update
7466         declaration.
7468 2014-12-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
7470         * c-cppbuiltin.c (__cpp_sized_deallocation): Uncomment and move macro.
7471         Control macro with flag_sized_deallocation.
7473 2014-12-20  Martin Uecker  <uecker@eecs.berkeley.edu>
7475         * c.opt (Wdiscarded-array-qualifiers): New option.
7477 2014-12-19  Jakub Jelinek  <jakub@redhat.com>
7479         PR preprocessor/63831
7480         * c-cppbuiltin.c (c_cpp_builtins): Don't define __has_attribute
7481         and __has_cpp_attribute here.
7482         * c-ppoutput.c (init_pp_output): Set cb->has_attribute to
7483         c_common_has_attribute.
7484         * c-common.h (c_common_has_attribute): New prototype.
7485         * c-lex.c (init_c_lex): Set cb->has_attribute to
7486         c_common_has_attribute instead of cb_has_attribute.
7487         (get_token_no_padding): New function.
7488         (cb_has_attribute): Renamed to ...
7489         (c_common_has_attribute): ... this.  No longer static.  Use
7490         get_token_no_padding, require ()s, don't build TREE_LIST
7491         unnecessarily, fix up formatting, adjust diagnostics, call
7492         init_attributes.
7494 2014-12-15  Jason Merrill  <jason@redhat.com>
7496         * c.opt (-fsized-deallocation, -Wc++14-compat): New.
7497         (-Wsized-deallocation): New.
7498         * c-opts.c (c_common_post_options): -fsized-deallocation defaults
7499         to on in C++14 and up.
7501 2014-12-11  Jason Merrill  <jason@redhat.com>
7503         * c-cppbuiltin.c (c_cpp_builtins): Enable C++14 __cpp_constexpr.
7505         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_runtime_arrays if
7506         we aren't complaining about VLAs.
7508 2014-12-06  Marek Polacek  <polacek@redhat.com>
7510         PR tree-optimization/64183
7511         * c-gimplify.c (c_gimplify_expr): Don't convert the RHS of a
7512         shift-expression if it is integer_type_node.  Use types_compatible_p.
7514 2014-11-29  Jakub Jelinek  <jakub@redhat.com>
7516         * c-common.c (convert_vector_to_pointer_for_subscript): Remove NULL
7517         last argument from create_tmp_var_raw and create_tmp_var calls.
7518         * cilk.c (gimplify_cilk_spawn): Likewise.
7519         * c-omp.c (c_finish_omp_atomic): Likewise.
7521 2014-11-28  Marek Polacek  <polacek@redhat.com>
7523         * c-ubsan.c (ubsan_instrument_shift): Use op1_utype for MINUS_EXPR
7524         instead of unsigned_type_node.
7526 2014-11-28  Marek Polacek  <polacek@redhat.com>
7528         PR c/63862
7529         * c-ubsan.c (ubsan_instrument_shift): Change the type of a MINUS_EXPR
7530         to op1_utype.
7531         * c-gimplify.c (c_gimplify_expr): Convert right operand of a shift
7532         expression to unsigned_type_node.
7534 2014-11-20  Mark Wielaard  <mjw@redhat.com>
7536         PR debug/38757
7537         * c-opts.c (set_std_c89): Set lang_hooks.name.
7538         (set_std_c99): Likewise.
7539         (set_std_c11): Likewise.
7540         (set_std_cxx98): Likewise.
7541         (set_std_cxx11): Likewise.
7542         (set_std_cxx14): Likewise.
7543         (set_std_cxx1z): Likewise.
7545 2014-11-21  Jakub Jelinek  <jakub@redhat.com>
7547         PR target/63764
7548         * c-common.h (convert_vector_to_pointer_for_subscript): Change
7549         return type to bool.
7550         * c-common.c: Include gimple-expr.h.
7551         (convert_vector_to_pointer_for_subscript): Change return type to
7552         bool.  If *vecp is not lvalue_p and has VECTOR_TYPE, return true
7553         and copy it into a TARGET_EXPR and use that instead of *vecp
7554         directly.
7556 2014-11-19  David Malcolm  <dmalcolm@redhat.com>
7558         Merger of git branch "gimple-classes-v2-option-3".
7559         * ChangeLog.gimple-classes: New.
7560         * c-gimplify.c (add_block_to_enclosing): Strengthen local "stack"
7561         from being just a vec<gimple> to a vec<gbind *>.
7563 2014-11-18  Jakub Jelinek  <jakub@redhat.com>
7565         PR sanitizer/63813
7566         * c-ubsan.c (ubsan_maybe_instrument_reference_or_call): Change type
7567         argument to ptype, set type to TREE_TYPE (ptype).  Don't call
7568         get_pointer_alignment for non-pointers.  Use ptype, or if it is
7569         reference type, corresponding pointer type, as type of kind
7570         argument.
7571         (ubsan_maybe_instrument_reference,
7572         ubsan_maybe_instrument_member_call): Adjust callers.
7574 2014-11-15  Marek Polacek  <polacek@redhat.com>
7576         PR middle-end/63884
7577         * array-notation-common.c (is_sec_implicit_index_fn): Return false
7578         for NULL fndecl.
7579         (extract_array_notation_exprs): Return for NULL node.
7581 2014-11-12  Joseph Myers  <joseph@codesourcery.com>
7583         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Define and
7584         undefine __NO_MATH_ERRNO__ based on changes to -fmath-errno state.
7586 2014-11-12  Jakub Jelinek  <jakub@redhat.com>
7588         PR c/59708
7589         * c-common.c (check_builtin_function_arguments): Handle
7590         BUILT_IN_{ADD,SUB,MUL}_OVERFLOW.
7592 2014-11-10  Andi Kleen  <ak@linux.intel.com>
7594         PR c/60804
7595         * c-common.h (check_no_cilk): Declare.
7596         * cilk.c (get_error_location): New function.
7597         (check_no_cilk): Dito.
7599 2014-11-10  Andi Kleen  <ak@linux.intel.com>
7601         * cilk.c (recognize_spawn): Use expression location
7602         for error message.
7604 2014-11-10  Paolo Carlini  <paolo.carlini@oracle.com>
7606         * c.opt ([Wshift-count-negative, Wshift-count-overflow]): Add.
7608 2014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
7610         * c-cppbuiltin.c (__has_attribute, __has_cpp_attribute): New macros;
7611         (__cpp_rtti, __cpp_exceptions): New macros for C++98;
7612         (__cpp_range_based_for, __cpp_initializer_lists,
7613         __cpp_delegating_constructors, __cpp_nsdmi,
7614         __cpp_inheriting_constructors, __cpp_ref_qualifiers): New macros
7615         for C++11; (__cpp_attribute_deprecated): Remove in favor of
7616         __has_cpp_attribute.
7617         * c-lex.c (cb_has_attribute): New callback CPP function;
7618         (init_c_lex): Set has_attribute callback.
7620 2014-11-04  Richard Biener  <rguenther@suse.de>
7622         * c-common.c (shorten_compare): Do not shorten mixed
7623         DFP and non-DFP compares.
7625 2014-11-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
7627         * g++.dg/cpp1y/feat-cxx11.C: Commentary and rearrangement of tests.
7628         * g++.dg/cpp1y/feat-cxx11-neg.C: Add aggregate NSDMI test.
7629         Commentary and rearrangement of tests.
7630         * g++.dg/cpp1y/feat-cxx14.C: Enable aggregate NSDMI test.
7631         Commentary and rearrangement of tests.
7632         * g++.dg/cpp1y/feat-cxx98-neg.C: Ditto.
7633         * g++.dg/cpp1y/feat-cxx98.C: Commentary.
7635 2014-10-29  Richard Sandiford  <richard.sandiford@arm.com>
7637         * c-common.c, c-common.h, c-cppbuiltin.c, c-lex.c: Remove redundant
7638         enum from machine_mode.
7640 2014-10-28  Andrew MacLeod  <amacleod@redhat.com>
7642         * c-common.c: Adjust include files.
7643         * c-gimplify.c: Ditto.
7644         * cilk.c: Ditto.
7645         * c-pragma.c: Ditto.
7646         * c-ubsan.c: Ditto.
7648 2014-10-27  Andrew MacLeod  <amacleod@redhat.com>
7650         * c-gimplify.c: Adjust include files.
7652 2014-10-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7654         PR c++/53061
7655         * c-opts.c (c_common_diagnostics_set_defaults): Renamed from
7656         c_common_initialize_diagnostics.
7657         * c-common.h: Likewise.
7659 2014-10-24  Marek Polacek  <polacek@redhat.com>
7661         PR c/56980
7662         * c-pretty-print.c (c_pretty_printer::simple_type_specifier): Don't
7663         print "struct"/"union"/"enum" for typedefed names.
7665 2014-10-23  Marek Polacek  <polacek@redhat.com>
7667         * c-ubsan.c (ubsan_instrument_shift): Perform the MINUS_EXPR
7668         in unsigned type.
7670 2014-10-22  Jakub Jelinek  <jakub@redhat.com>
7671             Yury Gribov  <y.gribov@samsung.com>
7673         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
7674         ubsan_instrument_vla): Check bits in flag_sanitize_recover bitmask
7675         instead of flag_sanitize_recover as bool flag.
7677 2014-10-21  Kirill Yukhin  <kirill.yukhin@intel.com>
7679         * cilk.c: Revert previous change.
7681 2014-10-20  Igor Zamyatin  <igor.zamyatin@intel.com>
7683         PR c/63307
7684         * cilk.c: Include vec.h.
7685         (struct cilk_decls): New structure.
7686         (wrapper_parm_cb): Split this function to...
7687         (fill_decls_vec): ...this...
7688         (create_parm_list): ...and this.
7689         (compare_decls): New function.
7690         (for_local_cb): Remove.
7691         (wrapper_local_cb): Ditto.
7692         (build_wrapper_type): For now first traverse and fill vector of
7693         declarations then sort it and then deal with sorted vector.
7694         (cilk_outline): Ditto.
7695         (declare_one_free_variable): Ditto.
7697 2014-10-17  Marek Polacek  <polacek@redhat.com>
7699         * c-opts.c (c_common_post_options): Set warn_implicit_int.
7700         * c.opt (Wimplicit-int): Initialize to -1.
7702 2014-10-16  Andrew MacLeod  <amacleod@redhat.com>
7704         * c-pragma.c: Adjust include files.
7705         * c-semantics.c: Likewise.
7707 2014-10-16  DJ Delorie  <dj@redhat.com>
7709         * c-cppbuiltin.c (cpp_atomic_builtins): Don't assume pointers are
7710         multiples of bytes.
7712 2014-10-14  Jason Merrill  <jason@redhat.com>
7714         PR c++/63455
7715         * c-common.h (CPP_PREPARSED_EXPR): New.
7716         (N_CP_TTYPES): Adjust.
7718 2014-10-15  Marek Polacek  <polacek@redhat.com>
7720         * c-opts.c (c_common_init_options): Make -std=gnu11 the default for C.
7722 2014-10-14  DJ Delorie  <dj@redhat.com>
7724         * c-pretty-print.c (pp_c_integer_constant): Check for all __intN
7725         types, not just __int128.
7726         * c-cppbuiltin.c (c_cpp_builtins): Add builtins for all __intN
7727         types, not just __int128.
7728         (cpp_atomic_builtins): Round pointer sizes up.
7729         (type_suffix): Use type precision, not specific types.
7730         * c-common.c (c_common_reswords): Remove __int128 special case.
7731         (c_common_type_for_size): Check for all __intN types, not just
7732         __int128.
7733         (c_common_type_for_mode): Likewise.
7734         (c_common_signed_or_unsigned_type): Likewise.
7735         (c_build_bitfield_integer_type): Likewise.
7736         (c_common_nodes_and_builtins): Likewise.
7737         (keyword_begins_type_specifier): Likewise.
7738         * c-common.h (rid): Remove RID_INT128 and add RID_INT_N_* for all
7739         __intN variants.
7741 2014-10-12  Trevor Saunders  <tsaunders@mozilla.com>
7743         * c-common.c: Use hash_table instead of hashtab.
7745 2014-10-06  Edward Smith-Rowland  <3dw4rd@verizon.net>
7747         * c-cppbuiltin.c: Move __cpp_attribute_deprecated to the
7748         C++11 section.
7750 2014-10-03  Marc Glisse  <marc.glisse@inria.fr>
7752         PR c++/54427
7753         PR c++/57198
7754         PR c++/58845
7755         * c-common.c (warn_logical_operator): Punt for vectors.
7757 2014-10-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
7759         Implement SD-6: SG10 Feature Test Recommendations
7760         * c-cppbuiltin.c (c_cpp_builtins()): Define language feature
7761         macros and the __has_header macro.
7763 2014-09-30  Jason Merrill  <jason@redhat.com>
7765         * c-common.h (enum rid): Add RID_IS_TRIVIALLY_ASSIGNABLE and
7766         RID_IS_TRIVIALLY_CONSTRUCTIBLE.
7767         * c-common.c (c_common_reswords): Add __is_trivially_copyable.
7769         * c-common.h (enum rid): Add RID_IS_TRIVIALLY_COPYABLE.
7770         * c-common.c (c_common_reswords): Add __is_trivially_copyable.
7772         * c-common.h (enum rid): Remove RID_IS_CONVERTIBLE_TO.
7773         * c-common.c (c_common_reswords): Remove __is_convertible_to.
7775 2014-09-24  Marek Polacek  <polacek@redhat.com>
7777         PR c/61405
7778         PR c/53874
7779         * c-common.h (struct c_common_resword): Don't define CPP_KEYWORD.
7781 2014-09-23  Andi Kleen  <ak@linux.intel.com>
7783         * c-common.c (handle_no_reorder_attribute): New function.
7784         (c_common_attribute_table): Add no_reorder attribute.
7786 2014-09-22  Joseph Myers  <joseph@codesourcery.com>
7788         * c-cppbuiltin.c (c_cpp_builtins): Define
7789         __LIBGCC_*_EXCESS_PRECISION__ macros for supported floating-point
7790         modes.
7792 2014-09-18  Joseph Myers  <joseph@codesourcery.com>
7794         * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_*_FUNC_EXT__
7795         for supported floating-point modes.
7797 2014-09-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7799         * c.opt (Wpsabi): Use LangEnabledBy.
7800         * c-opts.c (c_common_handle_option): Do not handle here.
7802 2014-09-12  Joseph Myers  <joseph@codesourcery.com>
7804         * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_HAS_%s_MODE__
7805         macros for floating-point modes.
7807 2014-09-11  Marc Glisse  <marc.glisse@inria.fr>
7809         PR target/58757
7810         * c-cppbuiltin.c (builtin_define_float_constants): Correct
7811         __*_DENORM_MIN__ without denormals.
7813 2014-09-10  Jakub Jelinek  <jakub@redhat.com>
7815         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
7816         ubsan_instrument_vla, ubsan_instrument_return): Adjust
7817         ubsan_create_data callers.
7818         (ubsan_instrument_bounds): Don't emit UBSAN_BOUNDS at all if
7819         index is constant or BIT_AND_EXPR with constant mask and is
7820         small enough for the bound.
7821         * c-gimplify.c (ubsan_walk_array_refs_r): For ADDR_EXPR of
7822         ARRAY_REF, make sure the inner ARRAY_REF is not walked again.
7824 2014-09-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7826         * c.opt: Add CppReason to various flags.
7827         (Wdate-time): Re-sort.
7828         * c-common.c: Include c-common.h earlier.
7829         (struct reason_option_codes_t): Delete.
7830         (c_option_controlling_cpp_error): Prefix global type and struct
7831         with cpp_.
7833 2014-09-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7835         * c.opt (Wnormalized): New.
7836         (Wnormalized=): Use Enum and Reject Negative.
7837         * c-opts.c (c_common_handle_option): Do not handle Wnormalized here.
7839 2014-09-08  Joseph Myers  <joseph@codesourcery.com>
7841         * c-cppbuiltin.c (c_cpp_builtins): Define macros for mantissa
7842         digits of floating-point modes if -fbuilding-libgcc.
7844 2014-09-05  Joseph Myers  <joseph@codesourcery.com>
7846         * c-cppbuiltin.c (c_cpp_builtins): Also define
7847         __LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__,
7848         __LIBGCC_EH_FRAME_SECTION_NAME__, __LIBGCC_JCR_SECTION_NAME__,
7849         __LIBGCC_CTORS_SECTION_ASM_OP__, __LIBGCC_DTORS_SECTION_ASM_OP__,
7850         __LIBGCC_TEXT_SECTION_ASM_OP__, __LIBGCC_INIT_SECTION_ASM_OP__,
7851         __LIBGCC_INIT_ARRAY_SECTION_ASM_OP__,
7852         __LIBGCC_STACK_GROWS_DOWNWARD__,
7853         __LIBGCC_DONT_USE_BUILTIN_SETJMP__,
7854         __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__,
7855         __LIBGCC_DWARF_FRAME_REGISTERS__,
7856         __LIBGCC_EH_RETURN_STACKADJ_RTX__, __LIBGCC_JMP_BUF_SIZE__,
7857         __LIBGCC_STACK_POINTER_REGNUM__ and
7858         __LIBGCC_VTABLE_USES_DESCRIPTORS__ for -fbuilding-libgcc.
7859         (builtin_define_with_value): Handle backslash-escaping in string
7860         macro values.
7862 2014-09-05  Richard Biener  <rguenther@suse.de>
7864         PR middle-end/63148
7865         * c-format.c (check_format_arg): Properly handle
7866         effectively signed POINTER_PLUS_EXPR offset.
7868 2014-09-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7870         * c.opt (Wc90-c99-compat,Wc++-compat,Wcomment,Wendif-labels,
7871         Winvalid-pch,Wlong-long,Wmissing-include-dirs,Wmultichar,Wpedantic,
7872         (Wdate-time,Wtraditional,Wundef,Wvariadic-macros): Add CPP, Var
7873         and Init.
7874         * c-opts.c (c_common_handle_option): Do not handle here.
7875         (sanitize_cpp_opts): Likewise.
7876         * c-common.c (struct reason_option_codes_t): Handle
7877         CPP_W_C90_C99_COMPAT and CPP_W_PEDANTIC.
7879 2014-09-03  Marek Polacek  <polacek@redhat.com>
7881         * c.opt (Wlogical-not-parentheses): Enable by -Wall.
7883 2014-09-02  Jakub Jelinek  <jakub@redhat.com>
7884             Balaji V. Iyer  <balaji.v.iyer@intel.com>
7885             Igor Zamyatin  <igor.zamyatin@intel.com>
7887         * c-cilkplus.c (cilk_for_number_of_iterations): New function.
7888         * c-common.c (c_common_reswords): Added _Cilk_for.
7889         * c-common.h (enum rid): Added RID_CILK_FOR.
7890         (cilk_for_number_of_iterations): Add declaration.
7891         * c-omp.c (c_finish_omp_for): Added checks for CILK_SIMD and
7892         CILK_FOR.
7893         * c-pragma.c (init_pragma): Register "grainsize" pragma.
7894         * c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_GRAINSIZE.
7896 2014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7898         * c.opt (Wbuiltin-macro-redefined,Wdeprecated,Wendif-labels,
7899         Winvalid-pch,Wliteral-suffix,Wmissing-include-dirs,Wtrigraphs,
7900         Wundef): Use CPP, Var and Init.
7901         * c-opts.c (c_common_handle_option): Do not handle the above flags here.
7903 2014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7905         * c.opt (Wbuiltin-macro-redefined): Use CPP, Var and Init.
7906         * c-opts.c (c_common_handle_option): Do not handle here.
7908 2014-08-25  Jason Merrill  <jason@redhat.com>
7910         * c.opt: Change -std=c++1y and -std=gnu++1y to be aliases for
7911         -std=c++14 and -std=gnu++14, rather than the reverse.
7912         * c-opts.c (c_common_handle_option): Change OPT_std_c__1y and
7913         OPT_std_gnu__1y to OPT_std_c__14 and OPT_std_gnu__14.
7914         * c-common.h (cxx_dialect): Remove cxx1y.
7916 2014-08-23  Edward Smith-Rowland  <3dw4rd@verizon.net>
7918         * c-common.h (enum cxx_dialect): Add cxx14.
7919         * c-opts.c (set_std_cxx1y): Rename to set_std_cxx14; Use cxx14.
7920         * c-ubsan.c (ubsan_instrument_shift): Change comment and logic from
7921         cxx_dialect == cxx11 || cxx_dialect == cxx1y to cxx_dialect >= cxx11.
7923 2014-08-22  Jason Merrill  <jason@redhat.com>
7925         * c.opt (std=gnu++17): Fix alias.
7927 2014-08-22  Marek Polacek  <polacek@redhat.com>
7929         PR c++/62199
7930         * c-common.c (warn_logical_not_parentheses): Don't check LHS.  Don't
7931         check for vector types.  Drop LHS argument.
7932         * c-common.h (warn_logical_not_parentheses): Adjust.
7934 2014-08-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7936         * c.opt (Wcomment): Use CPP, Var and LangEnabledBy.
7937         (Wmultichar): Likewise.
7938         (Wdate-time): Use C-family languages instead of Common. Use CPP
7939         and Var.
7940         * c-opts.c (c_common_handle_option): Do not handle the above
7941         options here.
7942         (sanitize_cpp_opts): Likewise.
7944 2014-08-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7946         PR fortran/44054
7947         * c-opts.c: Include tree-diagnostics.h.
7948         (c_diagnostic_finalizer): New.
7949         (c_common_initialize_diagnostics): Use it.
7951 2014-08-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7953         PR preprocessor/51303
7954         * c-common.c (struct reason_option_codes_t option_codes):
7955         Add CPP_W_MISSING_INCLUDE_DIRS. Sort alphabetically.
7957 2014-08-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7959         PR c/60975
7960         PR c/53063
7961         * c.opt (Wvariadic-macros): Use CPP and LangEnabledBy.
7962         * c-opts.c (c_common_handle_option): Call cpp_handle_option_auto.
7963         (c_common_post_options): Call init_global_opts_from_cpp.
7964         (sanitize_cpp_opts): Do not handle Wvariadic-macros here.
7966 2014-08-19  Marek Polacek  <polacek@redhat.com>
7968         PR c++/62153
7969         * c-common.c (maybe_warn_bool_compare): New function.
7970         * c-common.h (maybe_warn_bool_compare): Declare.
7971         * c.opt (Wbool-compare): New option.
7973 2014-08-19  Marek Polacek  <polacek@redhat.com>
7975         * c.opt (Wc99-c11-compat): New option.
7977 2014-08-19  Marek Polacek  <polacek@redhat.com>
7979         * c-opts.c (sanitize_cpp_opts): Make warn_long_long be set according
7980         to warn_c90_c99_compat.
7981         * c.opt (Wc90-c99-compat, Wdeclaration-after-statement): Initialize
7982         to -1.
7984 2014-08-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
7985             Steven Bosscher  <steven@gcc.gnu.org>
7987         PR c/52952
7988         * c-format.c: Add extra_arg_loc and format_string_loc to struct
7989         format_check_results.
7990         (check_function_format): Use true and add comment for boolean
7991         argument.
7992         (finish_dollar_format_checking): Use explicit location when warning.
7993         (check_format_info): Likewise.
7994         (check_format_arg): Set extra_arg_loc and format_string_loc.
7995         (check_format_info_main): Use explicit location when warning.
7996         (check_format_types): Pass explicit location.
7997         (format_type_warning): Likewise.
7999 2014-08-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
8001         PR fortran/44054
8002         * c-format.c: Handle Fortran flags.
8004 2014-08-12  Igor Zamyatin  <igor.zamyatin@intel.com>
8006         PR other/61962
8007         * array-notation-common.c (find_rank): Added handling for other
8008         types of references.
8010 2014-08-10  Marek Polacek  <polacek@redhat.com>
8012         PR c/51849
8013         * c-opts.c (sanitize_cpp_opts): Pass warn_c90_c99_compat to libcpp.
8014         * c.opt (Wc90-c99-compat): Add option.
8016 2014-08-07  Trevor Saunders  <tsaunders@mozilla.com>
8018         * c-gimplify.c, cilk.c: Remove includes of pointer-set.h.
8020 2014-08-03  Marek Polacek  <polacek@redhat.com>
8022         * c-common.c (check_case_value): Add location_t parameter.  Use it.
8023         (c_add_case_label): Pass loc to check_case_value.
8025 2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
8027         * cilk.c: Use hash_map instead of pointer_map.
8029 2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
8031         * c-gimplify.c: Use hash_set instead of pointer_set.
8033 2014-08-01  Igor Zamyatin  <igor.zamyatin@intel.com>
8035         PR middle-end/61455
8036         * array-notation-common.c (extract_array_notation_exprs): Handling
8037         of DECL_EXPR added.
8039 2014-08-01  Jakub Jelinek  <jakub@redhat.com>
8041         * c-common.h (min_align_of_type): Removed prototype.
8042         * c-common.c (min_align_of_type): Removed.
8043         * c-ubsan.h (ubsan_maybe_instrument_reference,
8044         ubsan_maybe_instrument_member_call): New prototypes.
8045         * c-ubsan.c: Include stor-layout.h and builtins.h.
8046         (ubsan_maybe_instrument_reference_or_call,
8047         ubsan_maybe_instrument_reference, ubsan_maybe_instrument_call): New
8048         functions.
8050 2014-07-31  Marc Glisse  <marc.glisse@inria.fr>
8052         PR c++/60517
8053         * c.opt (-Wreturn-local-addr): Move to common.opt.
8055 2014-07-30  Jason Merrill  <jason@redhat.com>
8057         PR c++/61659
8058         PR c++/61687
8059         Revert:
8060         * c.opt (-fuse-all-virtuals): New.
8062 2014-07-30  Tom Tromey  <tromey@redhat.com>
8064         PR c/59855
8065         * c.opt (Wdesignated-init): New option.
8066         * c-common.c (c_common_attribute_table): Add "designated_init".
8067         (handle_designated_init): New function.
8069 2014-07-24  Marek Polacek  <polacek@redhat.com>
8071         PR c/57653
8072         * c-opts.c (c_finish_options): If -imacros is in effect, return.
8074 2014-07-16  Dodji Seketeli  <dodji@redhat.com>
8076         PR preprocessor/60723 - missing system-ness marks for macro tokens
8077         * c-ppoutput.c (struct print::prev_was_system_token): New data
8078         member.
8079         (init_pp_output): Initialize it.
8080         (maybe_print_line_1, maybe_print_line, print_line_1, print_line)
8081         (do_line_change): Return a flag saying if a line marker was
8082         emitted or not.
8083         (scan_translation_unit): Detect if the system-ness of the token we
8084         are about to emit is different from the one of the previously
8085         emitted token.  If so, emit a line marker.  Avoid emitting useless
8086         adjacent line markers.  Avoid emitting line markers for tokens
8087         originating from the expansion of built-in macros.
8088         (scan_translation_unit_directives_only): Adjust.
8090 2014-07-15  Marek Polacek  <polacek@redhat.com>
8092         * c-ubsan.c (ubsan_instrument_bounds): Don't instrument if
8093         TYPE_MAX_VALUE is NULL.
8095 2014-07-14  Jakub Jelinek  <jakub@redhat.com>
8097         PR middle-end/61294
8098         * c.opt (Wmemset-transposed-args): New warning.
8100 2014-07-10  Jason Merrill  <jason@redhat.com>
8102         PR c++/61659
8103         PR c++/61687
8104         * c.opt (-fuse-all-virtuals): New.
8106 2014-07-09  Richard Biener  <rguenther@suse.de>
8108         PR c-family/61741
8109         * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
8110         using unsigned arithmetic if overflow does not wrap instead of
8111         if overflow is undefined.
8113 2014-07-06  Marek Polacek  <polacek@redhat.com>
8115         PR c/6940
8116         * c.opt (Wsizeof-array-argument): New option.
8118 2014-07-03  Jakub Jelinek  <jakub@redhat.com>
8120         * c-ada-spec.c (dump_ada_nodes): Don't call qsort if
8121         comments->count <= 1, as comments->entries might be NULL.
8123 2014-07-01  Marek Polacek  <polacek@redhat.com>
8125         * c.opt (Wint-conversion): New option.
8127 2014-07-01  Marek Polacek  <polacek@redhat.com>
8129         PR c/58286
8130         * c.opt (Wincompatible-pointer-types): New option.
8132 2014-06-30  Paolo Carlini  <paolo.carlini@oracle.com>
8134         PR c++/51400
8135         * c-common.c (handle_noreturn_attribute, handle_const_attribute):
8136         Do not discard TYPE_QUALS of type.
8138 2014-06-26  Jason Merrill  <jason@redhat.com>
8140         * c-common.h (enum cxx_dialect): Add cxx1z.
8141         * c.opt (std=c++1z, std=c++17, std=gnu++1z, std=gnu++17): New.
8142         * c-opts.c (c_common_handle_option, set_std_cxx1z): Handle it.
8144 2014-06-26  Teresa Johnson  <tejohnson@google.com>
8146         * c-common.h (get_dump_info): Declare.
8147         * c-gimplify.c (c_genericize): Use saved dump files.
8148         * c-opts.c (c_common_parse_file): Begin and end dumps
8149         once around parsing invocation.
8150         (get_dump_info): New function.
8152 2014-06-23  Marek Polacek  <polacek@redhat.com>
8153             Andrew MacLeod  <amacleod@redhat.com>
8155         PR c/61553
8156         * c-common.c (get_atomic_generic_size): Don't segfault if the
8157         type doesn't have a size.
8159 2014-06-20  Marek Polacek  <polacek@redhat.com>
8161         * c-gimplify.c: Include "c-ubsan.h" and "pointer-set.h".
8162         (ubsan_walk_array_refs_r): New function.
8163         (c_genericize): Instrument array bounds.
8164         * c-ubsan.c: Include "internal-fn.h".
8165         (ubsan_instrument_division): Mark instrumented arrays as having
8166         side effects.  Adjust ubsan_type_descriptor call.
8167         (ubsan_instrument_shift): Likewise.
8168         (ubsan_instrument_vla): Adjust ubsan_type_descriptor call.
8169         (ubsan_instrument_bounds): New function.
8170         (ubsan_array_ref_instrumented_p): New function.
8171         (ubsan_maybe_instrument_array_ref): New function.
8172         * c-ubsan.h (ubsan_instrument_bounds): Declare.
8173         (ubsan_array_ref_instrumented_p): Declare.
8174         (ubsan_maybe_instrument_array_ref): Declare.
8176 2014-06-20  Hale Wang  <hale.wang@arm.com>
8178         PR lto/61123
8179         * c.opt (fshort-enums): Add to LTO.
8180         * c.opt (fshort-wchar): Likewise.
8182 2014-06-16  Marek Polacek  <polacek@redhat.com>
8184         PR c/60439
8185         * c.opt (Wswitch-bool): Add Var.
8187 2014-06-12  Jakub Jelinek  <jakub@redhat.com>
8189         PR middle-end/61486
8190         * c-omp.c (c_omp_split_clauses): Don't crash on firstprivate in
8191         #pragma omp target teams or
8192         #pragma omp {,target }teams distribute simd.
8194 2014-06-12  Jason Merrill  <jason@redhat.com>
8196         * c.opt (Wabi=, fabi-compat-version): New.
8197         * c-opts.c (c_common_handle_option): Handle -Wabi=.
8198         (c_common_post_options): Handle flag_abi_compat_version default.
8199         Disallow -fabi-compat-version=1.
8200         * c-common.h (abi_version_crosses): New.
8202 2014-06-11  Jan Hubicka  <hubicka@ucw.cz>
8204         * c-common.c (handle_section_attribute): Update handling for
8205         section names that are no longer trees.
8207 2014-06-10  Jakub Jelinek  <jakub@redhat.com>
8209         PR fortran/60928
8210         * c-pragma.c (omp_pragmas_simd): Move PRAGMA_OMP_TASK...
8211         (omp_pragmas): ... back here.
8213 2014-06-05  Marek Polacek  <polacek@redhat.com>
8215         PR c/49706
8216         * c-common.c (warn_logical_not_parentheses): New function.
8217         * c-common.h (warn_logical_not_parentheses): Declare.
8218         * c.opt (Wlogical-not-parentheses): New option.
8220 2014-06-04  Marek Polacek  <polacek@redhat.com>
8222         PR c/30020
8223         * c-common.c (check_case_bounds): Add location parameter.
8224         Use it.
8225         (c_add_case_label): Pass loc to check_case_bounds.
8227 2014-06-03  Marek Polacek  <polacek@redhat.com>
8229         PR c/60439
8230         * c.opt (Wswitch-bool): New option.
8232 2014-05-22  Thomas Schwinge  <thomas@codesourcery.com>
8234         * c-common.h (c_omp_sharing_predetermined, c_omp_remap_decl):
8235         Remove prototypes.
8236         (record_types_used_by_current_var_decl): Move prototype to where
8237         it belongs.
8239         * c-common.c (DEF_FUNCTION_TYPE_0, DEF_FUNCTION_TYPE_6)
8240         (DEF_FUNCTION_TYPE_7, DEF_FUNCTION_TYPE_8)
8241         (DEF_FUNCTION_TYPE_VAR_5): Cosmetic fixes.
8243 2014-05-21  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>
8245         * c-common.h (CTI_VOID_ZERO, void_zero_node): Delete.
8246         * c-common.c (c_common_nodes_and_builtins): Don't initialize
8247         void_zero_node.
8248         * c-pretty-print.c (pp_c_void_constant): New function.
8249         (c_pretty_printer::constant, c_pretty_printer::primary_expression)
8250         (c_pretty_printer::expression): Handle VOID_CST.
8251         * cilk.c (extract_free_variables): Likewise.
8252         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift)
8253         (ubsan_instrument_vla): Use void_node instead of void_zero_node.
8255 2014-05-17  Trevor Saunders  <tsaunders@mozilla.com>
8257         * c-common.h (sorted_fields_type): Remove variable_size GTY attribute.
8258         * c-pragma.c (push_alignment): Adjust.
8259         (handle_pragma_push_options): Likewise.
8261 2014-05-09  Marek Polacek  <polacek@redhat.com>
8263         PR c/50459
8264         * c-common.c (check_user_alignment): Return -1 if alignment is error
8265         node.
8266         (handle_aligned_attribute): Don't call default_conversion on
8267         FUNCTION_DECLs.
8268         (handle_vector_size_attribute): Likewise.
8269         (handle_tm_wrap_attribute): Handle case when wrap_decl is error node.
8270         (handle_sentinel_attribute): Call default_conversion and allow even
8271         integral types as an argument.
8273 2014-05-08  Marek Polacek  <polacek@redhat.com>
8275         PR c/61053
8276         * c-common.c (min_align_of_type): New function factored out from...
8277         (c_sizeof_or_alignof_type): ...here.
8278         * c-common.h (min_align_of_type): Declare.
8280 2014-05-08  Marek Polacek  <polacek@redhat.com>
8282         PR c/61077
8283         * c-common.c (check_main_parameter_types): Warn for _Atomic-qualified
8284         parameter type of main.
8286 2014-05-07  DJ Delorie  <dj@redhat.com>
8288         * c-cppbuiltin.c (print_bits_of_hex): New.
8289         (builtin_define_type_minmax): Print values using hex so as not to
8290         require a pre-computed list of string values.
8292 2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
8293             Mike Stump  <mikestump@comcast.net>
8294             Richard Sandiford  <rdsandiford@googlemail.com>
8296         * c-ada-spec.c: Include wide-int.h.
8297         (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Remove.
8298         (dump_generic_ada_node): Use wide-int interfaces.
8299         * c-common.c: Include wide-int-print.h.
8300         (shorten_compare): Use wide-int interfaces and tree_int_cst_lt.
8301         (pointer_int_sum): Use wide-int interfaces.
8302         (c_common_nodes_and_builtins): Use make_int_cst.
8303         (match_case_to_enum_1): Use tree_fits_uhwi_p and tree_fits_shwi_p.
8304         (handle_alloc_size_attribute): Use wide-int interfaces.
8305         (get_nonnull_operand): Likewise.
8306         * c-format.c (get_constant): Use tree_fits_uhwi_p.
8307         * c-lex.c: Include wide-int.h.
8308         (narrowest_unsigned_type): Take a widest_int rather than two
8309         HOST_WIDE_INTs.
8310         (narrowest_signed_type): Likewise.
8311         (interpret_integer): Update accordingly.  Use wide-int interfaces.
8312         (lex_charconst): Use wide-int interfaces.
8313         * c-pretty-print.c: Include wide-int.h.
8314         (pp_c_integer_constant): Use wide-int interfaces.
8315         * cilk.c (declare_one_free_variable): Use tree_int_cst_lt instead of
8316         INT_CST_LT_UNSIGNED.
8318 2014-05-06  Richard Biener  <rguenther@suse.de>
8320         * c-opts.c (c_common_post_options): For -freestanding,
8321         -fno-hosted and -fno-builtin disable pattern recognition
8322         if not enabled explicitely.
8324 2014-05-02  Marek Polacek  <polacek@redhat.com>
8326         * c.opt (Wsizeof-pointer-memaccess): Describe option.
8328 2014-05-01  Marek Polacek  <polacek@redhat.com>
8330         PR c/43245
8331         * c.opt (Wdiscarded-qualifiers): Add.
8333 2014-04-30  Marek Polacek  <polacek@redhat.com>
8335         * c-ubsan.c (ubsan_instrument_division): Handle REAL_TYPEs.  Perform
8336         INT_MIN / -1 sanitization only for integer types.
8338 2014-04-25  Marek Polacek  <polacek@redhat.com>
8340         PR c/18079
8341         * c-common.c (handle_noinline_attribute): Warn if the attribute
8342         conflicts with always_inline attribute.
8343         (handle_always_inline_attribute): Warn if the attribute conflicts
8344         with noinline attribute.
8346 2014-04-25  Marek Polacek  <polacek@redhat.com>
8348         PR c/60156
8349         * c-common.c (check_main_parameter_types): Warn about variadic main.
8351 2014-04-24  Mike Stump  <mikestump@comcast.net>
8353         * c.opt (Wshadow-ivar): Default to on.
8355 2014-04-24  Dimitris Papavasiliou  <dpapavas@gmail.com>
8357         * c.opt (Wshadow-ivar, flocal-ivars, fivar-visibility): Add.
8359 2014-04-23  Marek Polacek  <polacek@redhat.com>
8361         * c-common.c (handle_tm_wrap_attribute): Tweak error message.
8363 2014-04-22  Jakub Jelinek  <jakub@redhat.com>
8365         PR sanitizer/60275
8366         * c-ubsan.c (ubsan_instrument_return): Return __builtin_trap ()
8367         if flag_sanitize_undefined_trap_on_error.
8368         (ubsan_instrument_division, ubsan_instrument_shift,
8369         ubsan_instrument_vla): Likewise.  Use __ubsan_handle_*_abort ()
8370         if !flag_sanitize_recover.
8372 2014-04-22  Marc Glisse  <marc.glisse@inria.fr>
8374         PR libstdc++/43622
8375         * c-common.c (registered_builtin_types): Make non-static.
8376         * c-common.h (registered_builtin_types): Declare.
8378 2014-04-14  Richard Biener  <rguenther@suse.de>
8379             Marc Glisse  <marc.glisse@inria.fr>
8381         PR c/60819
8382         * c-common.c (convert_vector_to_pointer_for_subscript): Properly
8383         apply may-alias the scalar pointer type when applicable.
8385 2014-04-12  Igor Zamyatin  <igor.zamyatin@intel.com>
8387         PR middle-end/60467
8388         * cilk.c (cilk_set_spawn_marker): Remove FUNCTION_DECL
8389         as possible argument for Cilk_spawn.
8391 2014-04-11  Tobias Burnus  <burnus@net-b.de>
8393         PR c/60194
8394         * c.opt (Wformat-signedness): Add
8395         * c-format.c(check_format_types): Use it.
8397 2014-04-11  Jason Merrill  <jason@redhat.com>
8399         PR c++/57926
8400         * c-common.c (sync_resolve_size, get_atomic_generic_size): Call
8401         default_conversion for an array argument.
8403 2014-04-08  Marek Polacek  <polacek@redhat.com>
8405         PR sanitizer/60745
8406         * c-ubsan.c: Include asan.h.
8407         (ubsan_instrument_return): Call initialize_sanitizer_builtins.
8409 2014-04-03  Nathan Sidwell  <nathan@codesourcery.com>
8411         * c.opt (Wnon-virtual-dtor): Auto set when Weffc++.
8413 2014-04-02  Marek Polacek  <polacek@redhat.com>
8415         * c-common.h (c_expand_expr): Remove declaration.
8417 2014-03-28  Jakub Jelinek  <jakub@redhat.com>
8419         PR c++/60689
8420         * c-common.c (add_atomic_size_parameter): When creating new
8421         params vector, push the size argument first.
8423 2014-03-26  Jakub Jelinek  <jakub@redhat.com>
8425         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
8426         ubsan_instrument_vla, ubsan_instrument_return): Adjust
8427         ubsan_create_data callers.
8429 2014-03-22  Jakub Jelinek  <jakub@redhat.com>
8431         PR debug/60603
8432         * c-opts.c (c_finish_options): Restore cb_file_change call to
8433         <built-in>.
8435 2014-03-13  Jakub Jelinek  <jakub@redhat.com>
8437         PR middle-end/36282
8438         * c-pragma.c (apply_pragma_weak): Only look at
8439         TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl)) if
8440         DECL_ASSEMBLER_NAME_SET_P (decl).
8441         (maybe_apply_pending_pragma_weaks): Exit early if
8442         vec_safe_is_empty (pending_weaks) rather than only when
8443         !pending_weaks.
8444         (maybe_apply_pragma_weak): Likewise.  If !DECL_ASSEMBLER_NAME_SET_P,
8445         set assembler name back to NULL afterwards.
8447 2014-03-11  Jason Merrill  <jason@redhat.com>
8449         * c.opt: Add -std=gnu++14.
8451 2014-03-11  Ian Bolton  <ian.bolton@arm.com>
8453         * c-opts.c (c_common_post_options): Don't override
8454         -ffp-contract=fast if unsafe-math-optimizations is on.
8456 2014-03-08  Paulo Matos  <paulo@matos-sorge.com>
8458         * c.opt: Enable LTO FE for fshort-double.
8460 2014-03-07  Jason Merrill  <jason@redhat.com>
8462         * c.opt: Add -std=c++14.
8464 2014-03-06  Marek Polacek  <polacek@redhat.com>
8466         PR c/60197
8467         * cilk.c (contains_cilk_spawn_stmt): New function.
8468         (contains_cilk_spawn_stmt_walker): Likewise.
8469         (recognize_spawn): Give error on invalid use of _Cilk_spawn.
8470         * c-common.h (contains_cilk_spawn_stmt): Add declaration.
8472 2014-03-03  Jakub Jelinek  <jakub@redhat.com>
8474         * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_SIMD.
8475         (init_pragma): Call cpp_register_deferred_pragma for PRAGMA_CILK_SIMD
8476         even when flag_preprocess_only.
8478 2014-02-26  Jason Merrill  <jason@redhat.com>
8480         PR c++/59231
8481         PR c++/11586
8482         * c-common.c (shorten_compare): Don't check
8483         c_inhibit_evaluation_warnings.
8485 2014-02-19  Jakub Jelinek  <jakub@redhat.com>
8487         PR c/37743
8488         * c-common.c (c_common_nodes_and_builtins): When initializing
8489         c_uint{16,32,64}_type_node, also set corresponding
8490         uint{16,32,64}_type_node to the same value.
8492         PR c++/60267
8493         * c-pragma.c (init_pragma): Don't call cpp_register_deferred_pragma
8494         for PRAGMA_IVDEP if flag_preprocess_only.
8496 2014-02-12  Jakub Jelinek  <jakub@redhat.com>
8498         PR c/60101
8499         * c-common.c (merge_tlist): If copy is true, call new_tlist,
8500         if false, add ADD itself, rather than vice versa.
8501         (verify_tree): For COND_EXPR, don't call merge_tlist with non-zero
8502         copy.  For SAVE_EXPR, only call merge_tlist once.
8504 2014-02-08  Jakub Jelinek  <jakub@redhat.com>
8506         PR middle-end/60092
8507         * c-common.c (handle_alloc_size_attribute): Use tree_fits_uhwi_p
8508         and tree_to_uhwi.
8509         (handle_alloc_align_attribute, handle_assume_aligned_attribute): New
8510         functions.
8511         (c_common_attribute_table): Add alloc_align and assume_aligned
8512         attributes.
8514 2014-02-06  Marek Polacek  <polacek@redhat.com>
8516         PR c/60087
8517         * c-common.c (warn_for_sign_compare): Call warning_at with location
8518         instead of warning.
8520 2014-02-05  Marek Polacek  <polacek@redhat.com>
8522         PR c/53123
8523         * c-omp.c (c_finish_omp_atomic): Remove unreachable return
8524         statement.
8526 2014-02-04  Marek Polacek  <polacek@redhat.com>
8528         PR c/60036
8529         * c-common.c (conversion_warning): Unwrap C_MAYBE_CONST_EXPR and/or
8530         SAVE_EXPR.
8532 2014-02-03  Marc Glisse  <marc.glisse@inria.fr>
8534         PR c++/53017
8535         PR c++/59211
8536         * c-common.c (handle_aligned_attribute, handle_alloc_size_attribute,
8537         handle_vector_size_attribute, handle_nonnull_attribute): Call
8538         default_conversion on the attribute argument.
8539         (handle_nonnull_attribute): Increment the argument number.
8541 2014-01-31  Marek Polacek  <polacek@redhat.com>
8543         PR c/59963
8544         * c-common.c (add_atomic_size_parameter): Pass vNULL to
8545         build_function_call_vec.
8546         (resolve_overloaded_builtin): Likewise.
8547         * c-common.h (build_function_call_vec): Adjust declaration.
8549 2014-01-30  Marek Polacek  <polacek@redhat.com>
8551         PR c/59940
8552         * c-common.h (unsafe_conversion_p): Adjust declaration.
8553         (warnings_for_convert_and_check): Likewise.
8554         (convert_and_check): Likewise.
8555         * c-common.c (unsafe_conversion_p): Add location parameter.  Call
8556         expansion_point_location_if_in_system_header on it.
8557         (warnings_for_convert_and_check): Add location parameter.  Call
8558         expansion_point_location_if_in_system_header on it.  Use it.
8559         (convert_and_check): Add location parameter.  Use it.
8560         (conversion_warning): Likewise.
8561         (c_add_case_label): Adjust convert_and_check calls.
8562         (scalar_to_vector): Adjust unsafe_conversion_p calls.
8564 2014-01-24  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8566         * c-common.c (c_define_builtins): Replaced flag_enable_cilkplus with
8567         flag_cilkplus.
8568         * c-pragma.c (init_pragma): Likewise.
8569         * c.opt: Likewise.
8571 2014-01-23  Marek Polacek  <polacek@redhat.com>
8573         PR c/59846
8574         * c-common.c (shorten_compare): Add location_t parameter.
8575         * c-common.h (shorten_binary_op): Adjust declaration.
8577 2014-01-23  Marek Polacek  <polacek@redhat.com>
8579         PR c/58346
8580         * c-common.c (pointer_to_zero_sized_aggr_p): New function.
8581         * c-common.h: Declare it.
8583 2014-01-20  Eric Botcazou  <ebotcazou@adacore.com>
8585         * c-ada-spec.h (dump_ada_specs): Revert prototype change.
8586         * c-ada-spec.c (dump_ads): Likewise.
8587         (cpp_check): Likewise.
8588         (dump_ada_specs): Likewise.
8590 2014-01-15  Laurent Alfonsi  <laurent.alfonsi@st.com>
8592         PR c++/49718
8593         * c-common.c (handle_no_instrument_function_attribute): Allow
8594         no_instrument_function attribute in class member
8595         definition/declaration.
8597 2014-01-15  Jakub Jelinek  <jakub@redhat.com>
8599         PR c/58943
8600         * c-omp.c (c_finish_omp_atomic): Set in_late_binary_op around
8601         build_modify_expr with non-NOP_EXPR opcode.  Handle return from it
8602         being COMPOUND_EXPR.
8603         (c_finish_omp_for): Handle incr being COMPOUND_EXPR with first
8604         operand a SAVE_EXPR and second MODIFY_EXPR.
8606 2014-01-09  Jakub Jelinek  <jakub@redhat.com>
8608         PR target/58115
8609         * c-pch.c (c_common_write_pch): Call
8610         prepare_target_option_nodes_for_pch.
8612 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
8614         Update copyright years
8616 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
8618         * array-notation-common.c, c-cilkplus.c: Use the standard form for
8619         the copyright notice.
8621 2013-12-28  Eric Botcazou  <ebotcazou@adacore.com>
8623         * c-ada-spec.c (print_constructor): New function.
8624         (print_destructor): Retrieve the origin of the destructor.
8625         (print_ada_declaration): Revamp handling of constructors/destructors.
8627 2013-12-23  Stuart Hastings  <stuart@apple.com>
8628             Bill Maddox  <maddox@google.com>
8629             Jason Merrill  <jason@redhat.com>
8631         * c.opt: Add -fdeclone-ctor-dtor.
8632         * c-opts.c (c_common_post_options): Default to on iff -Os.
8634 2013-12-18  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8636         * c-common.c (c_common_attribute_table): Added "cilk simd function"
8637         attribute.
8638         * c-pragma.h (enum pragma_cilk_clause): Remove.
8639         (enum pragma_omp_clause): Added the following fields:
8640         PRAGMA_CILK_CLAUSE_NOMASK, PRAGMA_CILK_CLAUSE_MASK,
8641         PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_NONE,
8642         PRAGMA_CILK_CLAUSE_LINEAR, PRAGMA_CILK_CLAUSE_PRIVATE,
8643         PRAGMA_CILK_CLAUSE_FIRSTPRIVATE, PRAGMA_CILK_CLAUSE_LASTPRIVATE,
8644         PRAGMA_CILK_CLAUSE_UNIFORM.
8647 2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8649         * cilk.c (cilk_outline): Made this function non-static.
8650         (gimplify_cilk_spawn): Removed pre_p and post_p arguments.
8651         (create_cilk_wrapper): Added a new parameter: a function pointer.
8652         (c_install_body_w_frame_cleanup): Remove
8653         (extract_free_variables): Added VEC_INIT_EXPR and CONSTRUCTOR case.
8654         * c-common.h (cilk_outline): New prototype.
8655         (gimplify_cilk_spawn): Removed two parameters.
8656         (cilk_install_body_with_frame_cleanup): New prototype.
8657         * c-gimplify.c (c_gimplify_expr): Added MODIFY_EXPR, CALL_EXPR and
8658         CILK_SPAWN_STMT case.
8660 2013-12-11  Bernd Schmidt  <bernds@codesourcery.com>
8662         * c-common.c (c_fully_fold_internal): Handle ADDR_SPACE_CONVERT_EXPR.
8664         * c-common.h (enum c_tree_index): Remove CTI_INT_ARRAY_TYPE.
8665         (int_array_type_node): Remove.
8666         * c-common.c (c_common_nodes_and_builtins): Don't build it.
8668 2013-12-05  Marek Polacek  <polacek@redhat.com>
8670         PR c/52023
8671         * c-common.c (c_sizeof_or_alignof_type): Move a declaration into
8672         [ADJUST_FIELD_ALIGN].
8674 2013-12-04  Joseph Myers  <joseph@codesourcery.com>
8676         PR c/52023
8677         * c-common.c (c_sizeof_or_alignof_type): Add parameter min_alignof
8678         and check field alignment if set.
8679         * c-common.h (c_sizeof_or_alignof_type): Update prototype.
8680         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8682 2013-12-04  Jakub Jelinek  <jakub@redhat.com>
8683             Marek Polacek  <polacek@redhat.com>
8685         * c-gimplify.c (c_gimplify_expr): If doing the integer-overflow
8686         sanitization, call unsigned_type_for only when !TYPE_OVERFLOW_WRAPS.
8688 2013-11-29   H.J. Lu  <hongjiu.lu@intel.com>
8690         PR c/59309
8691         * cilk.c (gimplify_cilk_spawn): Properly handle function without
8692         arguments.
8694 2013-11-29  Jakub Jelinek  <jakub@redhat.com>
8696         PR c/59280
8697         * c-common.c (get_priority): If TREE_VALUE (args) is IDENTIFIER_NODE,
8698         goto invalid.  If it is error_mark_node, don't issue further
8699         diagnostics.
8701 2013-11-28  Sergey Ostanevich  <sergos.gnu@gmail.com>
8703         * c.opt (Wopenmp-simd): New.
8705 2013-11-22  Jakub Jelinek  <jakub@redhat.com>
8707         * c-ubsan.h (ubsan_instrument_return): New prototype.
8708         * c-ubsan.c (ubsan_instrument_return): New function.
8710 2013-11-22  Andrew MacLeod  <amacleod@redhat.com>
8712         * c-common.c: Add required include files from gimple.h.
8713         * c-gimplify.c: Likewise.
8714         * cilk.c: Likewise.
8716 2013-11-22  David Malcolm  <dmalcolm@redhat.com>
8718         * c-common.c (unsafe_conversion_p): Remove use of
8719         EXPR_LOC_OR_HERE macro.
8720         (conversion_warning): Likewise.
8721         (warnings_for_convert_and_check): Likewise.
8722         (warn_for_collisions_1): Likewise.
8723         (shorten_compare): Likewise, and remove use of in_system_header
8724         macro, using the location from the former.
8725         * c-lex.c (dump_one_header): Remove use of input_filename macro.
8726         (cb_def_pragma): Remove use of in_system_header macro.
8727         (lex_string): Likewise.
8728         * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
8730 2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
8731             Mike Stump  <mikestump@comcast.net>
8732             Richard Sandiford  <rdsandiford@googlemail.com>
8734         * c-ada-spec.c (is_simple_enum): Use tree_to_shwi and tree_to_uhwi
8735         instead of TREE_INT_CST_LOW, in cases where there is a protecting
8736         tree_fits_shwi_p or tree_fits_uhwi_p.
8737         (dump_generic_ada_node): Likewise.
8738         * c-format.c (check_format_arg): Likewise.
8739         * c-pretty-print.c (pp_c_integer_constant): Likewise.
8741 2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
8743         * c-common.c (check_function_arguments_recurse): Use tree_to_uhwi.
8745 2013-11-19  Joshua J Cogliati  <jrincayc@yahoo.com>
8747         PR c/53001
8748         * c-common.c (unsafe_conversion_p): Make this function
8749         return an enumeration with more detail.
8750         (conversion_warning): Use the new return type of
8751         unsafe_conversion_p to separately warn either about conversions
8752         that lower floating point number precision or about the other
8753         kinds of conversions.
8754         * c-common.h (enum conversion_safety): New enumeration.
8755         (unsafe_conversion_p): switching return type to
8756         conversion_safety enumeration.
8757         * c.opt: Adding new warning -Wfloat-conversion and
8758         enabling it with -Wconversion.
8760 2013-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
8762         * c-opts.c: Include plugin.h.
8763         (cb_file_change): Invoke plugin event PLUGIN_INCLUDE_FILE.
8765 2013-11-19  Marek Polacek  <polacek@redhat.com>
8767         * c-ubsan.c (ubsan_instrument_division): Adjust ubsan_create_data
8768         call.
8769         (ubsan_instrument_shift): Likewise.
8770         (ubsan_instrument_vla): Likewise.
8772 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
8774         * c-common.c (convert_vector_to_pointer_for_subscript): Remove
8775         cast to unsigned type.
8777 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
8779         * c-common.c (fold_offsetof_1): Use tree_to_uhwi rather than
8780         tree_low_cst.
8781         (complete_array_type): Update comment to refer to tree_to_[su]hwi
8782         rather than tree_low_cst.
8784 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
8786         * c-common.c, c-cppbuiltin.c: Replace tree_low_cst (..., 1) with
8787         tree_to_uhwi throughout.
8789 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
8791         * c-common.c, c-format.c, c-omp.c, c-pretty-print.c: Replace
8792         tree_low_cst (..., 0) with tree_to_shwi throughout.
8794 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
8796         * c-ada-spec.c, c-common.c, c-pretty-print.c: Replace
8797         host_integerp (..., 1) with tree_fits_uhwi_p throughout.
8799 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
8801         * c-ada-spec.c, c-common.c, c-format.c, c-pretty-print.c: Replace
8802         host_integerp (..., 0) with tree_fits_shwi_p throughout.
8804 2013-11-15  Aldy Hernandez  <aldyh@redhat.com>
8806         * c-cilkplus.c: New file.
8807         * c-common.c (readonly_error): Add location argument.
8808         * c-common.h (readonly_error): Same.
8809         (c_finish_cilk_clauses): Protoize.
8810         (c_check_cilk_loop): Same.
8811         c-omp.c (c_finish_omp_for): Handle CILK_SIMD nodes.
8812         Do not fail on error_mark_node.
8813         Abstract increment canonicalization to here...
8814         (c_omp_for_incr_canonicalize_ptr): New.
8815         c-pragma.c (init_pragma): Register "simd" pragma.
8816         c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_SIMD.
8817         (enum pragma_cilk_clause): New.
8819 2013-11-15  Richard Sandiford  <rdsandiford@googlemail.com>
8821         * c-pretty-print.c (pp_c_character_constant): Remove unnecessary
8822         wchar_type and host_integerp checks.
8824 2013-11-14  Andrew MacLeod  <amacleod@redhat.com>
8826         * c-common.c: Likewise.
8827         * c-gimplify.c: Likewise.
8828         * cilk.c: Likewise.
8830 2013-11-14  Diego Novillo  <dnovillo@google.com>
8832         * c-common.c: Include fold-const.h.
8833         Include stor-layout.h.
8834         Include calls.h.
8835         Include stringpool.h.
8836         Include attribs.h.
8837         Include varasm.h.
8838         Include trans-mem.h.
8839         * c-cppbuiltin.c: Include stor-layout.h.
8840         Include stringpool.h.
8841         * c-format.c: Include stringpool.h.
8842         * c-lex.c: Include stringpool.h.
8843         Include stor-layout.h.
8844         * c-pragma.c: Include stringpool.h.
8845         Include attribs.h.
8846         Include varasm.h.
8847         Include gcc-symtab.h.
8848         * c-pretty-print.c: Include stor-layout.h.
8849         Include attribs.h.
8850         * cilk.c: Include stringpool.h.
8851         Include calls.h.
8853 2013-11-13  Joseph Myers  <joseph@codesourcery.com>
8855         * c-common.h (enum rid): Add RID_AUTO_TYPE.
8856         * c-common.c (c_common_reswords): Add __auto_type.
8857         (keyword_begins_type_specifier): Handle RID_AUTO_TYPE.
8859 2013-11-12  Andrew MacLeod  <amacleod@redhat.com>
8861         * c-common.c: Include gimplify.h.
8862         * c-gimplify.c: Likewise.
8863         * cilk.c: Likewise.
8864         * c-omp.c: Include gimple-expr.h instead of gimple.h.
8865         * c-ubsan.c: Don't include gimple.h.
8867 2013-11-12  Joseph Myers  <joseph@codesourcery.com>
8869         * c-common.c (c_common_reswords): Add _Thread_local.
8871 2013-11-09  Joseph Myers  <joseph@codesourcery.com>
8873         * c-common.c (atomic_size_supported_p): New function.
8874         (resolve_overloaded_atomic_exchange)
8875         (resolve_overloaded_atomic_compare_exchange)
8876         (resolve_overloaded_atomic_load, resolve_overloaded_atomic_store):
8877         Use it instead of comparing size with a local list of sizes.
8879 2013-11-07  Andrew MacLeod  <amacleod@redhat.com>
8880             Joseph Myers  <joseph@codesourcery.com>
8882         * c-common.h (enum rid): Add RID_ATOMIC.
8883         * c-common.c (c_common_reswords): Add _Atomic.
8884         (sync_resolve_params): Use TYPE_MAIN_VARIANT on pointer argument.
8885         (keyword_is_type_qualifier): Accept RID_ATOMIC.
8886         * c-format.c (check_format_types): Check for extra _Atomic
8887         qualifiers in format argument.
8888         * c-pretty-print.c (pp_c_cv_qualifiers): Handle atomic qualifier.
8889         (pp_c_type_qualifier_list): Mention _Atomic in comment.
8891 2013-11-06  Tobias Burnus  <burnus@net-b.de>
8893         * c-common.c (reason_option_codes_t): Add CPP_W_DATE_TIME.
8895 2013-11-06  Joseph Myers  <joseph@codesourcery.com>
8897         * c-opts.c (c_common_post_options): Set -ffp-contract=off in C
8898         standards modes.
8899         * c-cppbuiltin.c (cpp_iec_559_value): Consider -ffp-contract=fast
8900         to mean lack of IEEE 754 support.
8902 2013-11-05  Tobias Burnus  <burnus@net-b.de>
8904         * c.opt (-Wdate-time): New option
8905         * c-opts.c (sanitize_cpp_opts): Pass on to libcpp.
8907 2013-11-05  Joseph Myers  <joseph@codesourcery.com>
8909         * c-cppbuiltin.c (cpp_iec_559_value): Test
8910         flag_excess_precision_cmdline not flag_excess_precision.
8912 2013-11-05  Tobias Burnus  <burnus@net-b.de>
8914         * c.opt (fopenmp-simd): New option.
8915         * c-pragma.c (omp_pragmas): Move pragmas which can contain simd to ...
8916         (omp_pragmas): ... this new struct.
8917         (c_pp_lookup_pragma): Also walk omp_pragmas.
8918         (init_pragma): Init pragmas for -fopenmp-simd.
8920 2013-11-04  Marek Polacek  <polacek@redhat.com>
8922         PR c++/58979
8923         * c-common.c (invalid_indirection_error): Handle RO_ARROW_STAR case.
8925 2013-11-04  Joseph Myers  <joseph@codesourcery.com>
8927         * c-cppbuiltin.c (cpp_iec_559_value, cpp_iec_559_complex_value):
8928         New functions.
8929         (c_cpp_builtins): Define __GCC_IEC_559 and __GCC_IEC_559_COMPLEX.
8931 2013-11-04  Eric Botcazou  <ebotcazou@adacore.com>
8933         * c-ada-spec.h (cpp_operation): Add IS_TRIVIAL.
8934         (dump_ada_specs): Adjust prototype of second callback.
8935         * c-ada-spec.c (cpp_check): New global variable.
8936         (dump_ada_nodes): Remove cpp_check parameter and do not pass it down.
8937         (print_generic_ada_decl): Likewise.
8938         (has_static_fields): Change return type to bool and add guard.
8939         (has_nontrivial_methods): New predicate.
8940         (is_tagged_type): Change return type to bool.
8941         (separate_class_package): Call has_nontrivial_methods.
8942         (pp_ada_tree_identifier): Minor tweaks.
8943         (dump_ada_function_declaration): Adjust calls to dump_generic_ada_node.
8944         (dump_ada_array_domains): Likewise.
8945         (dump_ada_array_type): Likewise.
8946         (dump_template_types): Remove cpp_check parameter and do not pass it to
8947         dump_generic_ada_node.
8948         (dump_ada_template): Likewise.
8949         (dump_generic_ada_node): Remove cpp_check parameter and do not pass it
8950         recursively.
8951         (print_ada_methods): Change return type to integer.  Remove cpp_check
8952         parameter and do not pass it down.
8953         (dump_nested_types): Remove cpp_check parameter and do not pass it to
8954         dump_generic_ada_node.
8955         (print_ada_declaration): Likewise.  Test RECORD_OR_UNION_TYPE_P before
8956         accessing methods.
8957         (print_ada_struct_decl): Remove cpp_check parameter and do not pass it
8958         down.  Use has_nontrivial_methods to recognize C++ classes.  Use return
8959         value of print_ada_methods.
8960         (dump_ads): Rename cpp_check parameter to check and adjust prototype.
8961         Set cpp_check to it before invoking dump_ada_nodes.
8962         (dump_ada_specs): Likewise.
8964 2013-11-03  Marek Polacek  <polacek@redhat.com>
8966         * c-ubsan.c: Don't include hash-table.h.
8967         (ubsan_instrument_vla): New function.
8968         * c-ubsan.h: Declare it.
8970 2013-10-31  David Malcolm  <dmalcolm@redhat.com>
8972         Automated part of renaming of symtab_node_base to symtab_node.
8974         Patch autogenerated by rename_symtab.py from
8975         https://github.com/davidmalcolm/gcc-refactoring-scripts
8976         revision 58bb219cc090b2f4516a9297d868c245495ee622
8978         * c-pragma.c (maybe_apply_pending_pragma_weaks): Rename
8979         symtab_node_base to symtab_node.
8981 2013-10-31  Edward Smith-Rowland  <3dw4rd@verizon.net>
8983         Implement C++14 digit separators.
8984         * c-lex.c (interpret_float): Remove digit separators from scratch string
8985         before building real literal.
8987 2013-10-30  Jakub Jelinek  <jakub@redhat.com>
8989         * cilk.c (create_cilk_helper_decl): Use HOST_WIDE_INT_PRINT_DEC.
8991 2013-10-29  Balaji V. Iyer  <balaji.v.iyer@intel.com>
8993         * c-common.c (c_common_reswords[]): Added _Cilk_spawn and _Cilk_sync
8994         fields.
8995         (c_define_builtins): Called cilk_init_builtins if Cilk Plus is
8996         enabled.
8997         * c-common.h (enum rid): Added RID_CILK_SPAWN and RID_CILK_SYNC.
8998         (insert_cilk_frame): New prototype.
8999         (cilk_init_builtins): Likewise.
9000         (gimplify_cilk_spawn): Likewise.
9001         (c_cilk_install_body_w_frame_cleanup): Likewise.
9002         (cilk_detect_spawn_and_unwrap): Likewise.
9003         (cilk_set_spawn_marker): Likewise.
9004         (build_cilk_sync): Likewise.
9005         (build_cilk_spawn): Likewise.
9006         * cilk.c: New file.
9008 2013-10-29  David Malcolm  <dmalcolm@redhat.com>
9010         Patch autogenerated by refactor_symtab.py from
9011         https://github.com/davidmalcolm/gcc-refactoring-scripts
9012         revision 58bb219cc090b2f4516a9297d868c245495ee622
9014         * c-gimplify.c (c_genericize): Update for conversion of symtab types
9015         to a true class hierarchy.
9016         * c-pragma.c (maybe_apply_pending_pragma_weaks): Likewise.
9018 2013-10-27  Richard Sandiford  <rdsandiford@googlemail.com>
9020         * c-lex.c (interpret_integer): Remove call to cpp_num_sign_extend.
9022 2013-10-26  Jeff Law  <law@redhat.com>
9024         * c-common.c (c_define_builtins): Remove mudflap support.
9025         * c.opt: Ignore and warn for mudflap options.
9027 2013-10-24  Tobias Burnus  <burnus@net-b.de>
9029         PR other/33426
9030         * c-pragma.c (init_pragma) Add #pragma ivdep handling.
9031         * c-pragma.h (pragma_kind): Add PRAGMA_IVDEP.
9033 2013-10-23  Jason Merrill  <jason@redhat.com>
9035         * c-format.c (gcc_cxxdiag_char_table): Add %X.
9037 2013-10-11  Jakub Jelinek  <jakub@redhat.com>
9039         * c-common.h (omp_clause_mask::operator !=): New method.
9040         * c-omp.c (c_omp_split_clauses): Use if ((mask & something) != 0)
9041         instead of if (mask & something) tests everywhere.
9043         * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP to
9044         201307 instead of 201107.
9045         * c-common.c (DEF_FUNCTION_TYPE_8): Define.
9046         (c_common_attribute_table): Add "omp declare target" and
9047         "omp declare simd" attributes.
9048         (handle_omp_declare_target_attribute,
9049         handle_omp_declare_simd_attribute): New functions.
9050         * c-omp.c: Include c-pragma.h.
9051         (c_finish_omp_taskgroup): New function.
9052         (c_finish_omp_atomic): Add swapped argument, if true,
9053         build the operation first with rhs, lhs arguments and use NOP_EXPR
9054         build_modify_expr.
9055         (c_finish_omp_for): Add code argument, pass it down to make_code.
9056         (c_omp_split_clauses): New function.
9057         (c_split_parallel_clauses): Removed.
9058         (c_omp_declare_simd_clause_cmp, c_omp_declare_simd_clauses_to_numbers,
9059         c_omp_declare_simd_clauses_to_decls): New functions.
9060         * c-common.h (omp_clause_mask): New type.
9061         (OMP_CLAUSE_MASK_1): Define.
9062         (omp_clause_mask::omp_clause_mask, omp_clause_mask::operator &=,
9063         omp_clause_mask::operator |=, omp_clause_mask::operator ~,
9064         omp_clause_mask::operator |, omp_clause_mask::operator &,
9065         omp_clause_mask::operator <<, omp_clause_mask::operator >>,
9066         omp_clause_mask::operator ==): New methods.
9067         (enum c_omp_clause_split): New.
9068         (c_finish_omp_taskgroup): New prototype.
9069         (c_finish_omp_atomic): Add swapped argument.
9070         (c_finish_omp_for): Add code argument.
9071         (c_omp_split_clauses): New prototype.
9072         (c_split_parallel_clauses): Removed.
9073         (c_omp_declare_simd_clauses_to_numbers,
9074         c_omp_declare_simd_clauses_to_decls): New prototypes.
9075         * c-pragma.c (omp_pragmas): Add new OpenMP 4.0 constructs.
9076         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_CANCEL,
9077         PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_DECLARE_REDUCTION,
9078         PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_SIMD,
9079         PRAGMA_OMP_TARGET, PRAGMA_OMP_TASKGROUP and PRAGMA_OMP_TEAMS.
9080         Remove PRAGMA_OMP_PARALLEL_FOR and PRAGMA_OMP_PARALLEL_SECTIONS.
9081         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ALIGNED,
9082         PRAGMA_OMP_CLAUSE_DEPEND, PRAGMA_OMP_CLAUSE_DEVICE,
9083         PRAGMA_OMP_CLAUSE_DIST_SCHEDULE, PRAGMA_OMP_CLAUSE_FOR,
9084         PRAGMA_OMP_CLAUSE_FROM, PRAGMA_OMP_CLAUSE_INBRANCH,
9085         PRAGMA_OMP_CLAUSE_LINEAR, PRAGMA_OMP_CLAUSE_MAP,
9086         PRAGMA_OMP_CLAUSE_NOTINBRANCH, PRAGMA_OMP_CLAUSE_NUM_TEAMS,
9087         PRAGMA_OMP_CLAUSE_PARALLEL, PRAGMA_OMP_CLAUSE_PROC_BIND,
9088         PRAGMA_OMP_CLAUSE_SAFELEN, PRAGMA_OMP_CLAUSE_SECTIONS,
9089         PRAGMA_OMP_CLAUSE_SIMDLEN, PRAGMA_OMP_CLAUSE_TASKGROUP,
9090         PRAGMA_OMP_CLAUSE_THREAD_LIMIT, PRAGMA_OMP_CLAUSE_TO and
9091         PRAGMA_OMP_CLAUSE_UNIFORM.
9093 2013-10-09  Marc Glisse  <marc.glisse@inria.fr>
9095         PR tree-optimization/20318
9096         * c-common.c (handle_returns_nonnull_attribute): New function.
9097         (c_common_attribute_table): Add returns_nonnull.
9099 2013-10-03  Marc Glisse  <marc.glisse@inria.fr>
9101         PR c++/19476
9102         * c.opt (fcheck-new): Move to common.opt.
9104 2013-09-25  Marek Polacek  <polacek@redhat.com>
9105             Jakub Jelinek  <jakub@redhat.com>
9107         PR sanitizer/58413
9108         * c-ubsan.c (ubsan_instrument_shift): Don't instrument
9109         an expression if we can prove it is correct.
9110         (ubsan_instrument_division): Likewise.  Remove unnecessary
9111         check.
9113 2013-09-18  Marek Polacek  <polacek@redhat.com>
9115         PR sanitizer/58411
9116         * c-common.c (handle_no_sanitize_undefined_attribute): New function.
9117         Declare it.
9118         (struct attribute_spec c_common_att): Add no_sanitize_undefined.
9120 2013-09-14  Iain Sandoe  <iain@codesourcery.com>
9122         PR target/48094
9123         * c.opt (fgnu-runtime, fnext-runtime, fobjc-abi-version,
9124         fobjc-gc, freplace-objc-classes): Accept for LTO.
9126 2013-09-13  Jacek Caban  <jacek@codeweavers.com>
9128         * c-target.def: New hook
9130 2013-09-09  Paolo Carlini  <paolo.carlini@oracle.com>
9132         PR c++/43452
9133         * c.opt (Wdelete-incomplete): Add.
9135 2013-09-08  Joern Rennecke  <joern.rennecke@embecosm.com>
9137         * c-common.c (same_scalar_type_ignoring_signedness): Delete.
9138         (vector_types_compatible_elements_p): New function.
9139         * c-common.h: (same_scalar_type_ignoring_signedness): Delete
9140         declaration.
9141         (vector_types_compatible_elements_p): Declare.
9143 2013-09-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9145         * c-pretty-print.h (c_pretty_printer::simple_type_specifier): Now
9146         a virtual member function.
9147         (pp_simple_type_specifier): Remove.
9148         (pp_c_type_specifier): Likewise.
9149         * c-pretty-print.c (c_pretty_printer::simple_type_specifier):
9150         Rename from pp_c_type_specifier.  Adjust.
9151         (c_pretty_printer::c_pretty_printer): Do not assign to
9152         simple_type_specifier.
9154 2013-09-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9156         * c-pretty-print.h (c_pretty_printer::type_id): Now a virtual
9157         member function.
9158         (c_pretty_printer::storage_class_specifier): Likewise.
9159         (c_pretty_printer::initializer): Likewise.
9160         (pp_declaration): Remove.
9161         (pp_declaration_specifiers): Likewise.
9162         (pp_abstract_declarator): Likewise.
9163         (pp_declarator): Likewise.
9164         (pp_type_id): Likewise.
9165         (pp_statement): Likewise.
9166         (pp_constant): Likewise.
9167         (pp_id_expression): Likewise.
9168         (pp_primary_expression): Likewise.
9169         (pp_unary_expression): Likewise.
9170         (pp_multiplicative_expression): Likewise.
9171         (pp_conditional_expression): Likewise.
9172         (pp_assignment_expression): Likewise.
9173         (pp_expression): Likewise.
9174         (pp_c_type_id): Likewise.
9175         (pp_c_storage_class_specifier): Likewise.
9176         * c-pretty-print.c (pp_c_type_cast): Tidy.
9177         (pp_c_pointer): Likewise.
9178         (pp_c_type_specifier): Likewise.
9179         (pp_c_parameter_type_list): Likewise.
9180         (pp_c_function_definition): Likewise.
9181         (pp_c_init_declarator): Likewise.
9182         (pp_c_initializer_list): Likewise.
9183         (pp_c_constructor_elts): Likewise.
9184         (c_pretty_printer::direct_abstract_declarator): Likewise.
9185         (c_pretty_printer::declaration_specifiers): Likewise.
9186         (c_pretty_printer::primary_expression): Likewise.
9187         (c_pretty_printer::postfix_expression): Likewise.
9188         (c_pretty_printer::type_id): Rename from pp_c_type_id.
9189         (c_pretty_printer::storage_class_specifier): Rename from
9190         pp_c_storage_class_specifier.
9191         (c_pretty_printer::initializer): Rename from pp_c_initializer.
9192         (c_pretty_printer::c_pretty_printer): Do not assign to type_id,
9193         storage_class_specifier, initializer, offset_list, flags.
9195 2013-08-30  Marek Polacek  <polacek@redhat.com>
9197         * c-ubsan.c: New file.
9198         * c-ubsan.h: New file.
9200 2013-08-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9202         * c-pretty-print.h (c_pretty_printer::declaration): Now a virtual
9203         member function.
9204         (c_pretty_printer::declaration_specifiers): Likewise.
9205         (c_pretty_printer::declarator): Likewise.
9206         (c_pretty_printer::abstract_declarator): Likewise.
9207         (c_pretty_printer::direct_abstract_declarator): Likewise.
9208         (c_pretty_printer::direct_declarator): Likewise.
9209         (c_pretty_printer::function_specifier): Likewise.
9210         (pp_declaration): Adjust.
9211         (pp_declaration_specifiers): Likewise.
9212         (pp_abstract_declarator): Likewise.
9213         (pp_direct_declarator): Likewise.
9214         (pp_function_specifier): Likewise.
9215         (pp_direct_abstract_declarator): Remove as unused.
9216         (pp_c_declaration): Remove.
9217         (pp_c_declaration_specifiers): Likewise.
9218         (pp_c_declarator): Likewise.
9219         (pp_c_direct_declarator): Likewise.
9220         (pp_c_function_specifier): Likewise.
9221         (pp_c_direct_abstract_declarator): Likewise.
9222         * c-pretty-print.c (c_pretty_printer::abstract_declarator): Rename
9223         from pp_c_abstract_declarator.  Adjust.
9224         (c_pretty_printer::direct_abstract_declarator): Rename from
9225         pp_c_direct_abstract_declarator.  Adjust.
9226         (c_pretty_printer::function_specifier): Rename from
9227         pp_c_function_specifier.  Adjust.
9228         (c_pretty_printer::declaration_specifiers): Rename from
9229         pp_c_declaration_specifiers.  Adjust.
9230         (c_pretty_printer::direct_declarator): Rename from
9231         pp_c_direct_declarator.  Adjust.
9232         (c_pretty_printer::declarator): Rename from pp_c_declarator.  Adjust.
9233         (c_pretty_printer::declaration): Rename from pp_c_declaration.  Adjust.
9234         (c_pretty_printer::c_pretty_printer): Do not assign to
9235         declaration, declaration_specifiers, declarator,
9236         direct_declarator, direct_abstract_declarator, function_specifier.
9238 2013-08-26  Gabriel Dos Reis  <gdre@integrable-solutions.net>
9240         * c-pretty-print.h (c_pretty_printer::unary_expression): Now a
9241         virtual member function.
9242         (c_pretty_printer::multiplicative_expression): Likewise.
9243         (c_pretty_printer::conditional_expression): Likewise.
9244         (c_pretty_printer::assignment_expression): Likewise.
9245         (c_pretty_printer::expression): Likewise.
9246         (pp_unary_expression): Adjust.
9247         (pp_multiplicative_expression): Likewise.
9248         (pp_assignment_expression): Likewise.
9249         (pp_conditional_expression): Likewise.
9250         (pp_expression): Likewise.
9251         * c-pretty-print.c (c_pretty_printer::unary_expression): Rename
9252         from pp_c_unary_expression.  Adjust.
9253         (c_pretty_printer::multiplicative_expression): Rename from
9254         pp_c_multiplicative_expression.  Adjust.
9255         (c_pretty_printer::conditional_expression): Rename from
9256         pp_c_conditional_expression.  Adjust.
9257         (c_pretty_printer::assignment_expression): Rename from
9258         pp_c_assignment_expression.  Adjust.
9259         (c_pretty_printer::expression): Rename from pp_c_expression.  Adjust.
9260         (c_pretty_printer::c_pretty_printer): Do not assign to
9261         unary_expression, multiplicative_expression,
9262         conditional_expression, expression.
9264 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9266         * c-pretty-print.h (c_pretty_printer::postfix_expression): Now a
9267         virtual member function.
9268         (pp_postfix_expression): Adjust.
9269         (pp_c_postfix_expression): Remove.
9270         * c-pretty-print.c (c_pretty_printer::postfix_expression): Rename
9271         from pp_c_postfix_expression.  Adjust.
9272         (c_pretty_printer::c_pretty_printer): Do not assign to
9273         postfix_expression.
9275 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9277         * c-pretty-print.h (c_pretty_printer::primary_expression): Now a
9278         virtua member function.
9279         (pp_primary_expression): Adjust.
9280         (pp_c_primary_expression): Remove.
9281         * c-pretty-print.c (c_pretty_printer::primary_expression): Rename
9282         from pp_c_primary_expression.  Adjust.
9283         (pp_c_initializer_list): Use pp_primary_expression.
9284         (c_pretty_printer::c_pretty_printer): Do not assign to
9285         primary_expression.
9287 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9289         * c-pretty-print.h (c_pretty_printer::translate_string): Declare.
9290         * c-pretty-print.c (M_): Remove.
9291         (c_pretty_printer::translate_string): Define.
9292         (pp_c_type_specifier): Use it.
9293         (pp_c_primary_expression): Likewise.
9294         (pp_c_expression): Likewise.
9296 2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9298         * c-pretty-print.h (c_pretty_printer::id_expression): Now a
9299         virtual function.
9300         (pp_c_id_expression): Remove.
9301         (pp_id_expression): Adjust.
9302         * c-pretty-print.c (c_pretty_printer::id_expression): Rename from
9303         pp_c_id_expression.  Adjust.
9304         (pp_c_postfix_expression): Use pp_id_expression.
9305         (c_pretty_printer::c_pretty_printer): Do not assign to id_expression.
9307 2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9309         * c-pretty-print.h (c_pretty_printer::constant): Now a virtual
9310         member function.
9311         (pp_constant): Adjust.
9312         (pp_c_constant): Remove.
9313         * c-pretty-print.c (c_pretty_printer::constant): Rename from
9314         pp_c_constant.  Adjust.
9315         (pp_c_constant)
9316         (pp_c_primary_expression): Call pp_constant in lieu of pp_c_constant.
9317         (c_pretty_printer::c_pretty_printer): Remove assignment to constant.
9319 2013-08-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9321         * c-pretty-print.h (pp_c_pretty_printer_init): Remove.
9322         (c_pretty_printer::c_pretty_printer): Declare.
9323         * c-pretty-print.c (pretty_printer::c_pretty_printer): Rename from
9324         c_pretty_printer_init.  Adjust.
9325         (print_c_tree): Do not call c_pretty_printer_init.
9326         * c-ada-spec.c (dump_ads): Remove call to pp_construct.
9328 2013-08-09  Arnaud Charlet  <charlet@adacore.com>
9330         * c-ada-spec.c (print_ada_declaration): Prevent accessing null asm name
9332 2013-08-05  Paolo Carlini  <paolo.carlini@oracle.com>
9334         PR c++/58080
9335         * c-common.c (pointer_int_sum): Add bool parameter.
9336         * c-common.h (pointer_int_sum): Adjust declaration.
9338 2013-08-05  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9340         * c-pretty-print.c (print_c_tree): Simplify.  Use non-static local
9341         c_pretty_printer variable.
9343 2013-08-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9345         * c-pretty-print.h (c_pretty_printer): Derive from pretty_printer.
9346         (pp_base): Remove.
9347         (pp_c_base): Likewise.  Adjust users.
9348         * c-pretty-print.c (pp_c_maybe_whitespace): Adjust.
9349         (pp_c_whitespace): Do not call pp_base.
9350         (pp_c_left_paren): Likewise.
9351         (pp_c_right_paren): Likewise.
9352         (pp_c_left_brace): Likewise.
9353         (pp_c_right_brace): Likewise.
9354         (pp_c_left_bracket): Likewise.
9355         (pp_c_right_bracket): Likewise.
9356         (pp_c_dot): Likewise.
9357         (pp_c_ampersand): Likewise.
9358         (pp_c_star): Likewise.
9359         (pp_c_arrow): Likewise.
9360         (pp_c_semicolon): Likewise.
9361         (pp_c_complement): Likewise.
9362         (pp_c_exclamation): Likewise.
9363         (pp_c_direct_declarator): Likewise.
9364         (pp_c_ws_string): Likewise.
9365         (pp_c_identifier): Likewise.
9366         (pp_c_statement): Likewise.
9367         (print_c_tree): Likewise.
9369 2013-08-04  Ed Smith-Rowland  <3dw4rd@verizon.net>
9371         PR c++/58072
9372         * c-common.c (c_parse_error): Catch user-defined literal tokens and
9373         provide useful error strings.
9375 2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9377         * c-ada-spec.c (pp_ada_tree_identifier): Use specialized pretty
9378         printer functions instead of pp_string or operators and punctuators.
9379         (dump_generic_ada_node): Likewise.
9380         * c-pretty-print.c (pp_c_type_specifier): Likewise.
9381         (pp_c_relational_expression): Likewise.
9382         (pp_c_logical_or_expression): Likewise.
9384 2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9386         * c-ada-spec.c (print_ada_macros): Use specialized pretty printer
9387         functions instead of pp_character.
9388         (pp_ada_tree_identifier): Likewise.
9389         (dump_ada_double_name): Likewise.
9390         (dump_ada_function_declaration): Likewise.
9391         (dump_ada_array_domains): Likewise.
9392         (dump_template_types): Likewise.
9393         (dump_generic_ada_node): Likewise.
9394         (print_ada_declaration): Likewise.
9395         (print_ada_struct_decl): Likewise.
9396         * c-pretty-print.c (pp_c_integer_constant): Likewise.
9398 2013-07-23  Tom Tromey  <tromey@redhat.com>
9400         * c-common.h (enum rid) <RID_GENERIC>: New constant.
9401         * c-common.c (c_common_reswords): Add _Generic.
9403 2013-07-21   Ondřej Bílka  <neleai@seznam.cz>
9405         * c-common.c: Fix typos.
9406         * c-common.h: Likewise.
9408 2013-07-13  Lubos Lunak  <l.lunak@suse.cz>
9410         PR c++/55203
9411         * c-common.c (c_common_attribute_table): Add warn_unused.
9412         (handle_warn_unused_attribute): New.
9414 2013-07-10  Jakub Jelinek  <jakub@redhat.com>
9416         * c-ppoutput.c (scan_translation_unit): Call account_for_newlines
9417         for all CPP_TOKEN_FLD_STR tokens, not just CPP_COMMENT.
9419 2013-07-10  Paolo Carlini  <paolo.carlini@oracle.com>
9421         PR c++/57869
9422         * c.opt: Add Wconditionally-supported.
9424 2013-07-08  Graham Stott  <graham.stott@btinternet.com>
9426         * array-notation-common.c (length_mismatch_in_expr_p): Delete
9427         unused variables l_length and l_node.
9429 2013-07-04  Joern Rennecke  <joern.rennecke@embecosm.com>
9431         PR c/57821
9432         * c-common.c (complete_array_type): Delay folding first index
9433         like other indices.  When folding, check for index overflow.
9435 2013-06-27  Marc Glisse  <marc.glisse@inria.fr>
9437         PR c++/57509
9438         * c-common.h (c_build_vec_perm_expr): New complain argument.
9439         * c-common.c (c_build_vec_perm_expr): Likewise.
9440         Use save_expr also in C++.
9442 2013-06-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9444         * c-common.c (c_common_nodes_and_builtins): Use cxx11 in lieu of cxx0x.
9445         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
9446         * c-opts.c (c_common_post_options): Likewise.
9448 2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>
9450         * array-notation-common.c (length_mismatch_in_expr): Changed the
9451         parameter type's from a dynamic array to a vec_tree.  Also removed
9452         the size parameters.
9453         * c-common.h (length_mismatch_in_expr_p): Fixed prototype's as per
9454         the change above.
9456 2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>
9458         * c-common.h (struct cilkplus_an_parts): New structure.
9459         (struct cilkplus_an_loop_parts): Likewise.
9460         (cilkplus_extract_an_triplets): New prototype.
9461         (fix_sec_implicit_args): Likewise.
9462         * array-notation-common.c (cilkplus_extract_an_triplets): New function.
9463         (fix_sec_implicit_args): Likewise.
9465 2013-06-20  Balaji V. Iyer  <balaji.v.iyer@intel.com>
9467         * array-notation-common.c (find_inv_trees): Removed an unwanted
9468         typecasting.
9469         * c-common.h (struct inv_list::additional_tcodes): Changed type from
9470         enum rid to enum tree_code.
9472 2013-06-11  Jan Hubicka  <jh@suse.cz>
9474         * c-common.c (handle_alias_ifunc_attribute): Do not set
9475         DECL_EXTERNAL for weakref variables.
9476         * c-pragma.c (handle_pragma_weak): Make sure aliases
9477         are not declared as external.
9479 2013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>
9481         * array-notation-common.c (length_mismatch_in_expr_p): Moved this
9482         function from c/c-array-notation.c.
9483         (is_cilkplus_reduce_builtin): Likewise.
9484         (find_rank): Likewise.
9485         (extract_array_notation_exprs): Likewise.
9486         (replace_array_notations): Likewise.
9487         (find_inv_trees): Likewise.
9488         (replace_inv_trees): Likewise.
9489         (contains_array_notation_expr): Likewise.
9490         (find_correct_array_notation_type): Likewise.
9491         * c-common.h (struct inv_list): Moved this struct from the file
9492         c/c-array-notation.c and added a new field called additional tcodes.
9493         (length_mismatch_in_expr_p): New prototype.
9494         (is_cilkplus_reduce_builtin): Likewise.
9495         (find_rank): Likewise.
9496         (extract_array_notation_exprs): Likewise.
9497         (replace_array_notation): Likewise.
9498         (find_inv_trees): Likewise.
9499         (replace_inv_trees): Likewise.
9500         (find_correct_array_notation_type): Likewise.
9502 2013-05-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>
9504         * c-common.c (c_define_builtins): When cilkplus is enabled, the
9505         function array_notation_init_builtins is called.
9506         (c_common_init_ts): Added ARRAY_NOTATION_REF as typed.
9507         * c-common.def (ARRAY_NOTATION_REF): New tree.
9508         * c-common.h (build_array_notation_expr): New function declaration.
9509         (build_array_notation_ref): Likewise.
9510         (extract_sec_implicit_index_arg): New extern declaration.
9511         (is_sec_implicit_index_fn): Likewise.
9512         (ARRAY_NOTATION_CHECK): New define.
9513         (ARRAY_NOTATION_ARRAY): Likewise.
9514         (ARRAY_NOTATION_START): Likewise.
9515         (ARRAY_NOTATION_LENGTH): Likewise.
9516         (ARRAY_NOTATION_STRIDE): Likewise.
9517         * c-pretty-print.c (pp_c_postifix_expression): Added a new case for
9518         ARRAY_NOTATION_REF.
9519         (pp_c_expression): Likewise.
9520         * c.opt (flag_enable_cilkplus): New flag.
9521         * array-notation-common.c: New file.
9523 2013-05-14  Jakub Jelinek  <jakub@redhat.com>
9525         PR c++/57274
9526         * c-common.c (verify_tree): Don't recurse into SIZEOF_EXPR.
9528 2013-05-10  Marc Glisse  <marc.glisse@inria.fr>
9530         * c-common.c (vector_types_convertible_p): No TYPE_PRECISION for
9531         vectors.
9533 2013-05-07  Han Shen  <shenhan@google.com>
9535         * c-cppbuiltin.c (c_cpp_builtins): Added "__SSP_STRONG__=3".
9537 2013-04-29  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
9539         * c-common.c (check_user_alignment): Emit error for negative values.
9541 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
9543         * c-opts.c (set_std_cxx11): Use CLK_CXX1Y and CLK_GNUCXX1Y.
9545 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
9547         * c-cppbuiltin.c (c_cpp_builtins): Do not define
9548         __GXX_EXPERIMENTAL_CXX1Y__.
9550 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
9551             Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
9553         * c.opt ([Wpointer-arith]): Enabled by -Wpedantic, as documented.
9554         * c-common.c (pointer_int_sum): Change -Wpointer-arith pedwarns
9555         to simply use OPT_Wpointer_arith.
9556         (c_sizeof_or_alignof_type): Likewise.
9558 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
9560         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_EXPERIMENTAL_CXX1Y__.
9562 2013-04-12  Jakub Jelinek  <jakub@redhat.com>
9564         * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
9565         gcc_cdiag_char_table, gcc_cxxdiag_char_table): Add %r and %R format
9566         specifiers.
9568 2013-04-07  Steven Bosscher  <steven@gcc.gnu.org>
9570         * c-pragma.c (add_to_renaming_pragma_list): Fix leading comment.
9572 2013-04-03  Paolo Carlini  <paolo.carlini@oracle.com>
9574         * c-common.c (pointer_int_sum): Remove dead code.
9576 2013-03-09  Richard Sandiford  <rdsandiford@googlemail.com>
9578         PR middle-end/56524
9579         * c-common.c (handle_optimize_attribute): Don't call
9580         save_optabs_if_changed.
9582 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
9584         PR middle-end/56461
9585         * c-pch.c (pch_init): Free target_validity at the end.
9587 2013-03-04  Jakub Jelinek  <jakub@redhat.com>
9589         * c-pretty-print.c (pp_c_pretty_printer_init): Clear pp->flags.
9591 2013-02-28  Konstantin Serebryany  <konstantin.s.serebryany@gmail.com>
9592             Jakub Jelinek  <jakub@redhat.com>
9594         PR sanitizer/56454
9595         * c-common.c (handle_no_sanitize_address_attribute): New function.
9596         (c_common_attribute_table): Add no_sanitize_address attribute.
9597         (handle_no_address_safety_analysis_attribute): Add
9598         no_sanitize_address attribute, not no_address_safety_analysis
9599         attribute.
9601 2013-02-18  Aldy Hernandez  <aldyh@redhat.com>
9603         PR target/52555
9604         * c-common.c (handle_optimize_attribute): Call
9605         save_optabs_if_changed.
9607 2013-02-18  Jakub Jelinek  <jakub@redhat.com>
9608             Steven Bosscher  <steven@gcc.gnu.org>
9610         PR pch/54117
9611         * c-opts.c (c_common_post_options): If debug info is enabled
9612         and non-dwarf*, refuse to load PCH files and when writing PCH
9613         file warn.
9615 2013-02-05  Jakub Jelinek  <jakub@redhat.com>
9617         PR middle-end/56167
9618         * c-common.c (handle_error_attribute): Fix condition.
9620 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
9622         PR c++/55742
9623         * c-common.c (handle_target_attribute): Revert 2012-12-26 change.
9625 2013-01-18  Jason Merrill  <jason@redhat.com>
9627         PR target/54908
9628         * c.opt (-fextern-tls-init): New.
9629         * c-opts.c (c_common_post_options): Handle it.
9631 2013-01-09  Jakub Jelinek  <jakub@redhat.com>
9633         PR c/48418
9634         * c-common.c (c_fully_fold_internal): Warn for LSHIFT_EXPR and
9635         RSHIFT_EXPR, if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST
9636         and is either negative or bigger or equal to type precision
9637         of the first operand.
9639 2012-12-03  Marek Polacek  <polacek@redhat.com>
9641         PR c/55570
9642         * c-common.c (check_user_alignment): Swap order of tests,
9643         check TREE_CODE first.
9645 2012-11-29  Ed Smith-Rowland  <3dw4rd@verizon.net>
9647         PR c++/52654
9648         * c-common.h (overflow_type): New enum.
9649         (build_userdef_literal): Add overflow_type argument.
9650         (tree_userdef_literal): Add overflow_type.
9651         (USERDEF_LITERAL_OVERFLOW): New access macro.
9652         * c-common.c (build_userdef_literal): Add overflow_type
9653         argument.
9654         * c-lex.c (c_lex_with_flags): Add overflow_type to
9655         build_userdef_literal calls.
9656         (interpret_integer, interpret_float): Add overflow_type argument.
9658 2012-11-28  Richard Biener  <rguenther@suse.de>
9660         PR c/35634
9661         * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
9662         here and use a type with proper overflow behavior for types that would
9663         need to be promoted for the arithmetic.
9665 2012-11-23  Jakub Jelinek  <jakub@redhat.com>
9667         PR sanitizer/55435
9668         * c-common.c (handle_no_address_safety_analysis_attribute): New
9669         function.
9670         (c_common_attribute_table): Add no_address_safety_analysis.
9672 2012-11-16  Simon Baldwin  <simonb@google.com>
9674         * c.opt: Add f[no-]canonical-system-headers.
9675         * c-opts.c (c_common_handle_option): Handle
9676         OPT_fcanonical_system_headers.
9678 2012-11-09  Ed Smith-Rowland  <3dw4rd@verizon.net>
9680         PR c++/54413
9681         * c-opts.c (c_common_handle_option): Set new flags.
9682         * c.opt: Describe new flags.
9684 2012-11-09  Jason Merrill  <jason@redhat.com>
9686         * c.opt (Wabi-tag): New.
9688 2012-11-09  Andi Kleen  <ak@linux.intel.com>
9690         PR 55139
9691         * c-common.c (get_atomic_generic_size): Mask with
9692         MEMMODEL_MASK
9694 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9696         PR c/53063
9697         * c.opt (Wformat): Make it Alias Wformat=1.
9698         (Wformat-contains-nul,Wformat-extra-args,Wformat-nonliteral,
9699         Wformat-security,Wformat-y2k,Wformat-zero-length): Use
9700         LangEnabledBy.
9701         (Wformat=): RejectNegative. Use LangEnabledBy.
9702         (Wnonnull): Use LangEnabledBy.
9703         * c-opts.c (c_common_handle_option): Do not handle Wformat here.
9704         * c-format.c (set_Wformat): Delete.
9705         (decode_format_attr): Replace OPT_Wformat with OPT_Wformat_.
9706         (maybe_read_dollar_number): Likewise.
9707         (avoid_dollar_number): Likewise.
9708         (finish_dollar_format_checking): Likewise.
9709         (check_format_info): Likewise.
9710         (check_format_info_main): Likewise.
9711         (check_format_types): Likewise.
9712         (format_type_warning): Likewise.
9713         * c-common.c (int): Likewise.
9714         (check_function_sentinel): Likewise.
9715         * c-common.h (warn_format,set_Wformat): Do not declare here.
9717 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9719         PR c/53063
9720         * c.opt(Warray-bounds,Wdelete-non-virtual-dtor,Wenum-compare,
9721         Wmain,Woverlength-strings, Wunknown-pragmas,Wunused-macros):
9722         Use LangEnabledBy.
9723         (Wswitch,Wswitch-default,Wswitch-enum): Likewise. Move here from
9724         common.opt.
9725         (Wvariadic-macros): Init(1).
9726         * c-opts.c (c_common_handle_option): Do not handle them
9727         explicitly.
9728         (c_common_post_options): Likewise.
9729         (sanitize_cpp_opts): warn_unused_macros is now
9730         cpp_warn_unused_macros.
9731         (push_command_line_include): Likewise.
9732         * c-common.c (warn_unknown_pragmas): Do not define.
9733         * c-common.h (warn_unknown_pragmas): Do not declare.
9735 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9737         PR c/51294
9738         * c-common.c (conversion_warning): Handle conditional expressions.
9740 2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
9742         PR c++/54930
9743         * c.opt (Wreturn_local_addr): Define new option.
9745 2012-10-25  Jason Merrill  <jason@redhat.com>
9747         * c.opt (Wvirtual-move-assign): New.
9749         * c.opt (Winherited-variadic-ctor): New.
9751 2012-10-25  Marc Glisse  <marc.glisse@inria.fr>
9753         PR c++/54427
9754         * c-common.c (scalar_to_vector): Handle VEC_COND_EXPR.
9756 2012-10-23  Joseph Myers  <joseph@codesourcery.com>
9758         * c-common.h (pch_cpp_save_state): Declare.
9759         * c-target.def (c_preinclude): New hook.
9760         * c-opts.c (done_preinclude): New.
9761         (push_command_line_include): Handle default preincluded header.
9762         (cb_file_change): Call pch_cpp_save_state when calling
9763         push_command_line_include.
9764         * c-pch.c (pch_ready_to_save_cpp_state, pch_cpp_state_saved)
9765         (pch_cpp_save_state): New.
9766         (pch_init): Call pch_cpp_save_state conditionally, instead of
9767         calling cpp_save_state.
9769 2012-10-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9771         PR c/53063
9772         PR c/40989
9773         * c.opt (Waddress,Wchar-subscripts,Wsign-conversion,Wimplicit,
9774         Wimplicit-function-declaration,Wimplicit-int,Wsizeof-pointer-memaccess,
9775         Wnarrowing,Wparentheses,Wpointer-sign,Wreturn-type,Wsequence-point,
9776         Wsign-compare,Wuninitialized,Wmaybe-uninitialized,Wunused,
9777         Wvolatile-register-var): Add LangEnabledBy or EnabledBy.
9778         * c-opts.c (c_common_handle_option): Remove explicit handling from
9779         here.
9780         (c_common_post_options): Likewise.
9782 2012-10-18  Eric Botcazou  <ebotcazou@adacore.com>
9784         * c-ada-spec.c (LOCATION_COL): Delete.
9785         (compare_location): New function.
9786         (compare_node): Use it.
9787         (compare_comment): Likewise.
9789 2012-10-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>
9791         PR c/53063
9792         PR c/40989
9793         * c.opt (Wstrict-aliasing=,Wstrict-overflow=): Use LangEnabledBy.
9794         * c-opts.c (c_common_handle_option): Do not set them here. Add
9795         comment.
9796         (c_common_post_options): Likewise.
9798 2012-10-16  Eric Botcazou  <ebotcazou@adacore.com>
9800         * c-ada-spec.c (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Define.
9801         (dump_generic_ada_node) <INTEGER_CST>: Deal with sizetype specially.
9802         Remove POINTER_TYPE handling, add large unsigned handling and use
9803         ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX for big numbers.
9805 2012-10-12  Jakub Jelinek  <jakub@redhat.com>
9807         PR c/54381
9808         * c-common.h (sizeof_pointer_memaccess_warning): Adjust prototype.
9809         * c-common.c (sizeof_pointer_memaccess_warning): Take array of 3
9810         locs and array of 3 trees instead of just single loc and single
9811         sizeof_arg tree.  Handle __builtin___*_chk builtins too, and
9812         also stpncpy, bcopy, bcmp, bzero, snprintf and vsnprintf builtins.
9813         For *cmp* builtins that take two sources strings report warnings
9814         about first and second source, not about destination and source.
9816 2012-10-12  Marc Glisse  <marc.glisse@inria.fr>
9818         PR c++/53055
9819         * c-common.h (enum ref_operator) [RO_ARROW_STAR]: New.
9821 2012-10-11  Eric Botcazou  <ebotcazou@adacore.com>
9823         * c-ada-spec.c (dump_ada_template): Bail out for template declarations
9824         declaring something coming from another file.
9826 2012-10-10  Arnaud Charlet  <charlet@adacore.com>
9828         PR ada/54845
9829         * c-ada-spec.c (print_ada_struct_decl): Increase buf size.
9831 2012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>
9833         PR c++/54194
9834         * c-common.c (warn_about_parentheses): Add location_t parameter;
9835         use EXPR_LOC_OR_LOC.
9836         * c-common.h: Update declaration.
9838 2012-10-09  Marc Glisse  <marc.glisse@inria.fr>
9840         PR c++/54427
9841         * c-common.c (scalar_to_vector): Moved from c-typeck.c. Support
9842         more operations. Make error messages optional.
9843         * c-common.h (enum stv_conv): Moved from c-typeck.c.
9844         (scalar_to_vector): Declare.
9846 2012-10-08  Jason Merrill  <jason@redhat.com>
9848         * c-common.c (c_common_reswords): Add thread_local.
9850 2012-10-08  Dodji Seketeli  <dodji@redhat.com>
9852         PR c++/53528 C++11 attribute support
9853         * c-common.h (bitfield_p, cxx_fundamental_alignment_p): Declare
9854         new functions.
9855         * c-common.c (check_cxx_fundamental_alignment_constraints): New
9856         static function.
9857         (handle_aligned_attribute): In choose strictest alignment
9858         among many.  Use new check_cxx_fundamental_alignment_constraints.
9859         (handle_transparent_union_attribute): In c++11 attribute syntax,
9860         don't look through typedefs.
9862 2012-10-04  Arnaud Charlet  <charlet@adacore.com>
9864         * c-ada-spec.c (print_ada_declaration): Remove handling of TDF_RAW.
9865         * c.opt (-fdump-ada-spec, -fdump-ada-spec-slim): Move switch definition
9866         out of dumpfile.h.
9868 2012-09-25  Dehao Chen  <dehao@google.com>
9870         PR middle-end/54645
9871         * c-pch.c (c_common_read_pch): Rebuild the location_adhoc_data
9872         map when read in the pch.
9874 2012-09-18  Arnaud Charlet  <charlet@adacore.com>
9876         * c-ada-spec.c: Style fixes.
9878 2012-09-18  Thomas Quinot  <quinot@adacore.com>
9880         * c.opt (-fada-spec-parent): Define new command line switch.
9881         * c-ada-spec.c (get_ada_package): When -fada-spec-parent
9882         is specified, generate binding spec as a child of the specified unit.
9884 2012-09-13  Paolo Carlini  <paolo.carlini@oracle.com>
9885             Manuel López-Ibáñez  <manu@gcc.gnu.org>
9887         PR c++/53210
9888         * c.opt ([Winit-self]): Enabled by -Wall in C++.
9890 2012-08-23  Arnaud Charlet  <charlet@adacore.com>
9892         * c-ada-spec.c (dump_generic_ada_node): Fix handling of name_only
9893         for pointers, and add missing Convention C pragma.
9894         (print_ada_struct_decl): Add missing aliased keyword.
9895         (dump_ads): Add pragma Ada_2005 and Style_Checks (Off).
9897 2012-08-17  Jakub Jelinek  <jakub@redhat.com>
9899         * c-common.c (sizeof_pointer_memaccess_warning): New function.
9900         * c.opt (-Wsizeof-pointer-memaccess): Add new option.
9901         * c-opts.c (c_common_handle_option): Enable it for -Wall.
9902         * c-common.h (sizeof_pointer_memaccess_warning): Add prototype.
9903         * c-common.def (SIZEOF_EXPR): Moved here from cp-tree.def.
9905 2012-08-10  Richard Guenther  <rguenther@suse.de>
9907         * c-pretty-print.c (pp_c_expression): Handle anonymous SSA names.
9909 2012-08-07  Steven Bosscher  <steven@gcc.gnu.org>
9911         * c-pretty-print.c (pp_c_function_definition): Use pp_newline_and_flush
9912         instead of separate pp_newline and pp_flush.
9913         (print_c_tree): Likewise.
9915 2012-07-26  Richard Henderson  <rth@redhat.com>
9917         * c-common.c (handle_hot_attribute): Allow labels.
9918         (handle_cold_attribute): Likewise.
9920 2012-07-20  Jakub Jelinek  <jakub@redhat.com>
9922         PR c++/28656
9923         * c-common.c (check_function_nonnull): Handle multiple nonnull
9924         attributes properly.
9926 2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>
9928         * c-gimplify.c: Include dumpfile.h instead of tree-dump.h.
9929         * c-ada-spec.c: Likewise.
9930         * c-dump.c (dump_stmt): Move to cp/dump.c, the only user.
9932 2012-07-14  Steven Bosscher  <steven@gcc.gnu.org>
9934         * c-pch.c (CHECK_NO_ASM_OUT_DURING_PCH): Do not define.
9935         Remove code conditional on it.
9937 2012-07-11  Steven Bosscher  <steven@gcc.gnu.org>
9939         * c-gimplify.c: Do not include basic-block.h.
9940         * c-common.c: Do not include linfuncs.h.
9942 2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>
9944         * c-common.h: Include tree.h.
9946 2012-07-02  Jason Merrill  <jason@redhat.com>
9948         PR c++/53524
9949         * c-common.c (get_priority): Call default_conversion.
9951 2012-07-01  Uros Bizjak  <ubizjak@gmail.com>
9953         * c-pch.c (c_common_write_pch): Remove unused variables.
9955 2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>
9957         * cppspec.c: Moved from gcc/ to here.
9959 2012-06-27  Kai Tietz  <ktietz@redhat.com>
9961         PR preprocessor/37215
9962         * c-ppoutput.c (preprocess_file): Check for nonempty buffer.
9964 2012-06-21  Steven Bosscher  <steven@gcc.gnu.org>
9966         * c-common.h (c_common_print_pch_checksum): Remove.
9967         * c-pch.c: Do not include output.h.
9968         (CHECK_NO_ASM_OUT_DURING_PCH): Define and add FIXME.
9969         (asm_out_file): Define iff CHECK_NO_ASM_OUT_DURING_PCH isdefined.
9970         (asm_file_startpos): Define iff CHECK_NO_ASM_OUT_DURING_PCH is defined.
9971         (struct c_pch_header): Remove.
9972         (get_ident): Update gpch version.
9973         (pch_init): Do not print executable_checksum to asm_out_file.
9974         Do not fail if there is no asm_out_file to read back from.  Set
9975         asm_file_startpos only if CHECK_NO_ASM_OUT_DURING_PCH is defined.
9976         (c_common_write_pch): Verify that nothing was written to asm_out_file
9977         since pch_init was called.  Do not write a c_pch_header, and do not
9978         copy from asm_out_file to the PCH.
9979         (c_common_read_pch): Do not read a c_pch_header, and do not restore
9980         the content of asm_out_file from the PCH.
9981         (c_common_print_pch_checksum): Remove.
9982         * c-opts.c (c_common_init): Print out executable_checksum directly.
9984 2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
9986         * c-target.def (objc_declare_unresolved_class_reference,
9987         objc_declare_class_definition): Add new hooks.
9989 2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
9991         * c-lex.c: Do not include output.h.
9992         (cb_ident): Try to put out .ident with targetm.asm_out.output_ident.
9993         Remove uses of ASM_OUTPUT_IDENT.
9995 2012-06-15  Marc Glisse  <marc.glisse@inria.fr>
9997         PR c++/51033
9998         * c-common.h (c_build_vec_perm_expr): Move decl here.
9999         * c-common.c (c_build_vec_perm_expr): Move definition
10000         here.
10002 2012-06-06  Steven Bosscher  <steven@gcc.gnu.org>
10004         * c.opt (fconserve-space): Turn into a no-op.
10006 2012-06-04  Sterling Augustine  <saugustine@google.com>
10008         * c-pretty-print.h (pp_c_flag_gnu_v3): New enumerator.
10009         * c-pretty-print.c (pp_c_specifier_qualifier_list): Check it at
10010         both the start and end of the function.
10012 2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
10014         * c-common.c: Do not include output.h.
10015         * c-pragma.c: Likewise.
10017 2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
10019         * error.c (dump_decl): Check pp_c_flag_gnu_v3.
10020         (decl_as_dwarf_string, lang_decl_dwarf_name): New functions.
10021         (lang_decl_name): Handle namespace decls.
10023 2012-05-31  Steven Bosscher  <steven@gcc.gnu.org>
10025         * c-ada-spec.c: Do not include output.h.
10026         * c-semantics.c: Likewise.
10028 2012-05-29  Joseph Myers  <joseph@codesourcery.com>
10030         * c-common.c: Fix typo.
10032 2012-05-29  Michael Matz  <matz@suse.de>
10034         * c-common.h (c_expand_decl): Remove prototype.
10036 2012-05-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10038         * c.opt (Wmissing-braces): Use LangEnabledBy(C ObjC,Wall).
10039         * c-opts.c (c_common_handle_option): Remove code handling
10040         warn_missing_braces.
10042 2012-05-28  Paolo Carlini  <paolo.carlini@oracle.com>
10044         PR c++/25137
10045         * c-opts.c (c_common_handle_option): For C++ -Wall doesn't enable
10046         -Wmissing_braces.
10048 2012-05-22  Dodji Seketeli  <dodji@redhat.com>
10050         PR c++/53322
10051         * c.opt (Wunused-local-typedefs): Use EnabledBy(Wunused).
10053 2012-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10055         * c.opt (--pedantic-errors,-pedantic-errors): Do not handle here.
10056         * c-opts.c (c_common_handle_option): Do not handle explicitly
10057         Wreturn-type, Wwrite-strings, warn_ecpp, and -pedantic-errors.
10059 2012-05-16  Dodji Seketeli  <dodji@redhat.com>
10061         PR preprocessor/7263
10062         * c-lex.c (c_lex_with_flags): Pass a virtual location to the call
10063         to cpp_classify_number.  For diagnostics, use the precise location
10064         instead of the global input_location.
10066 2012-05-15  Paolo Carlini  <paolo.carlini@oracle.com>
10068         PR c++/11856
10069         * c-common.c (shorten_compare): Check c_inhibit_evaluation_warnings.
10071 2012-05-14  Bernd Schmidt  <bernds@codesourcery.com>
10073         * c-common.c (DEF_ATTR_STRING): Define and undefine as necessary.
10075 2012-05-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10077         PR 53063
10078         * c.opt (Wc++0X-compat,Wdelete-non-virtual-dtor,Wjump-misses-init,
10079         Wreorder): Use LangEnabledBy.
10080         * c-opts.c (c_common_handle_option): Do not enable them
10081         explicitly. Call lang-specific generated functions.
10082         (c_common_post_options): Do not set them here.
10084 2012-05-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10086         * c.opt (Wclobbered,Wempty-body,Wignored-qualifiers,
10087         Wmissing-field-initializers,Wmissing-parameter-type,
10088         Wold-style-declaration,Woverride-init): Use EnabledBy.
10089         * c-opts.c (c_common_post_options): Do not set here explicitly.
10091 2012-05-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10093         PR 53063
10094         * c-opts.c (c_common_handle_option): Use handle_generated_option
10095         to enable sub-options.
10097 2012-05-10  Paolo Carlini  <paolo.carlini@oracle.com>
10099         PR c++/53158
10100         * c-common.c (warnings_for_convert_and_check): Use warning_at.
10102 2012-05-10  Richard Guenther  <rguenther@suse.de>
10104         * c-common.c (c_sizeof_or_alignof_type): Remove assert and
10105         adjust commentary about TYPE_IS_SIZETYPE types.
10107 2012-05-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10109         PR c++/53261
10110         * c-common.c (warn_logical_operator): Check that argument of
10111         integer_zerop is not NULL.
10113 2012-05-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10115         PR c/43772
10116         * c-common.c (warn_logical_operator): Do not warn if either side
10117         is already true or false.
10119 2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10121         PR c/51712
10122         * c-common.c (expr_original_type): New.
10123         (shorten_compare): Do not warn for enumeration types.
10125 2012-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10127         * c.opt (fpermissive): Add Var(flag_permissive).
10129 2012-04-30  Marc Glisse  <marc.glisse@inria.fr>
10131         PR c++/51033
10132         * c-common.c (convert_vector_to_pointer_for_subscript): New function.
10133         * c-common.h (convert_vector_to_pointer_for_subscript): Declare it.
10135 2012-04-30  Dodji Seketeli  <dodji@redhat.com>
10137         Add -Wvarargs option
10138         * c.opt (Wvarargs): Define new option.
10140 2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10142         * c-common.c (check_function_arguments): Replace
10143         Wmissing-format-attribute with Wsuggest-attribute=format.
10145 2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10147         * c.opt (Wsuggest-attribute=format): New. Alias of
10148         Wmissing-format-attribute.
10149         * c-format.c (decode_format_type): Replace
10150         Wmissing-format-attribute with Wsuggest-attribute=format.
10151         (check_function_format): Likewise.
10153 2012-04-27  Ollie Wild  <aaw@google.com>
10155         * c-common.c: Add CPP_W_LITERAL_SUFFIX mapping.
10156         * c-opts.c (c_common_handle_option): Handle OPT_Wliteral_suffix.
10157         * c.opt: Add Wliteral-suffix.
10159 2012-04-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10161         PR c/44774
10162         * c.opt (Wpedantic): New.
10163         (pedantic): Alias Wpedantic.
10164         * c-opts.c (c_common_handle_option): Replace -pedantic with -Wpedantic.
10165         (c_common_post_options): Likewise.
10166         (sanitize_cpp_opts): Likewise.
10167         * c-lex.c (interpret_float): Likewise.
10168         * c-format.c (check_format_types): Likewise.
10169         * c-common.c (pointer_int_sum): Likewise.
10170         (c_sizeof_or_alignof_type): Likewise.
10171         (c_add_case_label): Likewise.
10172         (c_do_switch_warnings): Likewise.
10173         * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
10175 2012-04-15  Jason Merrill  <jason@redhat.com>
10177         PR c++/52818
10178         * c-format.c (CPLUSPLUS_STD_VER): C++11 inherits from C99.
10179         (C_STD_NAME): Distinguish between C++98 and C++11.
10181 2012-04-11  Eric Botcazou  <ebotcazou@adacore.com>
10183         PR target/52624
10184         * c-common.h (uint16_type_node): Rename into...
10185         (c_uint16_type_node): ...this.
10186         * c-common.c (c_common_nodes_and_builtins): Adjust for above renaming.
10187         * c-cppbuiltin.c (builtin_define_stdint_macros): Likewise.
10189 2012-04-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10191         * c-common.c (warn_if_unused_value): Move definition to here.
10192         * c-common.h (warn_if_unused_value): Move declaration to here.
10194 2012-03-23  William Bader  <williambader@hotmail.com>
10196         * c-lex.c (c_lex_with_flags): Avoid declarations after stmts.
10198 2012-03-20  Jason Merrill  <jason@redhat.com>
10200         * c-common.h (enum cxx_dialect): Add cxx1y.
10201         * c-common.c (c_common_nodes_and_builtins): Use >= for cxx_dialect
10202         test.
10203         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
10204         * c-opts.c (c_common_post_options): Likewise.
10205         (set_std_cxx1y): New.
10206         (c_common_handle_option): Call it.
10207         * c.opt (-std=c++1y, -std=gnu++1y): New flags.
10209 2012-03-19  Paolo Carlini  <paolo.carlini@oracle.com>
10211         PR c++/14710
10212         * c.opt ([Wuseless-cast]): Add.
10214 2012-03-16  Richard Guenther  <rguenther@suse.de>
10216         * c-pretty-print.c (pp_c_initializer_list): Adjust.
10218 2012-03-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
10220         PR c++/44783
10221         * c.opt (ftemplate-backtrace-limit) Add.
10223 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10225         * c-cppbuiltin.c (c_cpp_builtins): Remove #pragma extern_prefix
10226         handling.
10227         * c-pragma.c (handle_pragma_extern_prefix): Remove.
10228         (init_pragma): Don't register extern_prefix.
10230 2012-03-12  Richard Guenther  <rguenther@suse.de>
10232         * c-common.c (c_common_get_narrower): Use c_common_type_for_size.
10233         (builtin_type_for_size): Likewise.
10235 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
10237         PR c++/52215
10238         * c-common.c (sync_resolve_params): Don't decide whether to convert
10239         or not based on TYPE_SIZE comparison, convert whenever arg_type
10240         is unsigned INTEGER_TYPE.
10242 2012-02-06  Paolo Carlini  <paolo.carlini@oracle.com>
10244         PR c/52118
10245         * c.opt ([Wunused-local-typedefs]): Fix description.
10247 2012-01-24  Mike Stump  <mikestump@comcast.net>
10249         * c-common.c (c_common_type_for_mode): Match signed/unsigned types
10250         exactly.
10252 2012-01-18  Richard Guenther  <rguenther@suse.de>
10254         * c-opts.c (c_common_post_options): Reset LTO flags if
10255         we are about to generate a PCH.
10257 2012-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
10259         PR c++/51777
10260         * c-pretty-print.c (pp_c_integer_constant): For unsigned constants
10261         use pp_unsigned_wide_integer.
10263 2012-01-10  Richard Guenther  <rguenther@suse.de>
10265         PR middle-end/51806
10266         * c-opts.c (c_common_handle_option): Move -Werror handling
10267         to language independent code.
10269 2012-01-05  Richard Guenther  <rguenther@suse.de>
10271         PR middle-end/51764
10272         * c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
10273         from common.opt.
10275 2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>
10277         PR c++/51316
10278         * c-common.c (c_sizeof_or_alignof_type): In C++ allow for alignof
10279         of array types with an unknown bound.
10281 2011-12-20  Joseph Myers  <joseph@codesourcery.com>
10283         * c-common.c (flag_isoc99): Update comment to refer to C11.
10284         (flag_isoc1x): Change to flag_isoc11.
10285         * c-common.h (flag_isoc99): Update comment to refer to C11.
10286         (flag_isoc1x): Change to flag_isoc11.
10287         * c-cppbuiltin.c (cpp_atomic_builtins): Change comment to refer to
10288         C11.
10289         * c-opts.c (set_std_c1x): Change to set_std_c11.
10290         (c_common_handle_option): Handle OPT_std_c11 and OPT_std_gnu11.
10291         Call set_std_c11.
10292         (set_std_c89, set_std_c99, set_std_c11): Use flag_isoc11.
10293         (set_std_c1): Use CLK_STDC11 and CLK_GNUC11.
10294         * c.opt (std=c1x): Change to std=c11.  Document as non-draft
10295         standard.
10296         (std=c1x, std=iso9899:2011): Add as aliases of std=c11.
10297         (std=gnu1x): Change to std=gnu11.  Refer to non-draft standard.
10298         (std=gnu1x): Make alias of std=gnu11.
10300 2011-12-19  Jason Merrill  <jason@redhat.com>
10302         PR c++/51228
10303         * c-common.c (handle_transparent_union_attribute): Check the first
10304         field if the type is complete.
10306 2011-12-15  Jonathan Wakely  <jwakely.gcc@gmail.com>
10308         PR libstdc++/51365
10309         * c-common.c (RID_IS_FINAL): Add.
10310         * c-common.h (RID_IS_FINAL): Add.
10312 2011-11-30  Iain Sandoe  <iains@gcc.gnu.org>
10314         * c.opt (fgnu-runtime): Provide full description.
10315         (fnext-runtime): Likewise.
10316         * c-opts.c (OPT_fgnu_runtime, OPT_fnext_runtime) Remove.
10318 2011-11-28  Andrew MacLeod  <amacleod@redhat.com>
10320         * c-cpp-builtin.c (cpp_atomic_builtins):New.  Emit all atomic
10321         predefines in one place.  Add LOCK_FREE predefines.
10322         (c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
10323         new func.
10325 2011-11-24  Andrew MacLeod  <amacleod@redhat.com>
10327         PR c/51256
10328         * c-common.c (get_atomic_generic_size): Check for various error
10329         conditions
10330         (resolve_overloaded_atomic_exchange,
10331         resolve_overloaded_atomic_compare_exchange,
10332         resolve_overloaded_atomic_load, resolve_overloaded_atomic_store): Return
10333         error_mark_node for error conditions.
10335 2011-11-08  Richard Guenther  <rguenther@suse.de>
10337         PR middle-end/51010
10338         * c-pretty-print.c (pp_c_expression): Handle SSA_NAMEs.
10340 2011-11-07  Richard Henderson  <rth@redhat.com>
10341             Aldy Hernandez  <aldyh@redhat.com>
10342             Torvald Riegel  <triegel@redhat.com>
10344         Merged from transactional-memory.
10346         * c-common.c (handle_tm_wrap_attribute,
10347         handle_tm_attribute, ignore_attribute, parse_tm_stmt_attr): New.
10348         (struct c_common_reswords): Added __transaction* keywords.
10349         (struct c_common_attribute_table): Added transaction* and tm_regparm
10350         attributes.
10351         * c-common.h: Added RID_TRANSACTION*. Added TM_ATTR* and TM_STMT*
10352         masks.
10353         (parse_tm_stmt_attr, tm_attr_to_mask, tm_mask_to_attr,
10354         find_tm_attribute): Declare.
10356 2011-11-07  Jason Merrill  <jason@redhat.com>
10358         PR c++/35688
10359         * c-common.c, c-common.h: Revert yesterday's changes.
10361 2011-11-06  Jason Merrill  <jason@redhat.com>
10363         PR c++/35688
10364         * c-common.c (decl_has_visibility_attr): Split out from...
10365         (c_determine_visibility): ...here.
10366         * c-common.h: Declare it.
10368 2011-11-06  Joseph Myers  <joseph@codesourcery.com>
10370         * c-common.c (c_common_reswords): Add _Alignas and _Alignof.
10371         (c_sizeof_or_alignof_type): Diagnose alignof applied to a function
10372         type.
10373         (check_user_alignment): New.  Split out of
10374         handle_aligned_attribute.  Disallow integer constants with
10375         noninteger types.  Conditionally allow zero.
10376         (handle_aligned_attribute): Use check_user_alignment.
10377         * c-common.h (RID_ALIGNAS, check_user_alignment): New.
10379 2011-11-06  Andrew MacLeod  <amacleod@redhat.com>
10380             Richard Henderson  <rth@redhat.com>
10382         Merged from cxx-mem-model.
10384         * c-cppbuiltin.c (c_cpp_builtins): Test both atomic and sync patterns.
10385         * c-common.c (sync_resolve_params, sync_resolve_return): Only tweak
10386         parameters that are the same type size.
10387         (get_atomic_generic_size): New.  Find size of generic
10388         atomic function parameters and do typechecking.
10389         (add_atomic_size_parameter): New.  Insert size into parameter list.
10390         (resolve_overloaded_atomic_exchange): Restructure __atomic_exchange to
10391         either __atomic_exchange_n or external library call.
10392         (resolve_overloaded_atomic_compare_exchange): Restructure
10393         __atomic_compare_exchange to either _n variant or external library call.
10394         (resolve_overloaded_atomic_load): Restructure __atomic_load to either
10395         __atomic_load_n or an external library call.
10396         (resolve_overloaded_atomic_store): Restructure __atomic_store to either
10397         __atomic_store_n or an external library call.
10398         (resolve_overloaded_builtin): Handle new __atomic builtins.
10400 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
10402         PR c++/50608
10403         * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Call fold_offsetof_1.
10404         (fold_offsetof_1): Make global.  Remove STOP_REF argument and adjust.
10405         <INDIRECT_REF>: Return the argument.
10406         <ARRAY_REF>: Remove special code for negative offset.
10407         Call fold_build_pointer_plus instead of size_binop.
10408         (fold_offsetof): Remove STOP_REF argument and adjust.
10409         * c-common.h (fold_offsetof_1): Declare.
10410         (fold_offsetof): Remove STOP_REF argument.
10412 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
10414         PR c++/50810
10415         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
10416         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
10417         Wnarrowing for C++0x and C++98.
10418         * c.opt ([Wnarrowing]): Update.
10420 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
10422         PR c++/44277
10423         * c.opt: Add Wzero-as-null-pointer-constant.
10425 2011-10-31  Jason Merrill  <jason@redhat.com>
10427         * c.opt (-fdeduce-init-list): Off by default.
10429         PR c++/50920
10430         * c-common.h (cxx_dialect): Add cxx11 and cxx03.
10431         * c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
10432         and -Wc++11-compat.
10433         * c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.
10435 2011-10-27  Roberto Agostino Vitillo  <ravitillo@lbl.gov>
10437         PR c++/30066
10438         * c.opt (fvisibility-inlines-hidden): Description change.
10440 2011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>
10442         Implement C++11 user-defined literals.
10443         * c-common.c (build_userdef_literal): New.
10444         * c-common.def: New tree code.
10445         * c-common.h (tree_userdef_literal): New tree struct and accessors.
10446         * c-lex.c (interpret_float): Add suffix parm.
10447         (c_lex_with_flags): Build literal tokens.
10449 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
10451         PR c++/50841
10452         Revert:
10453         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
10455         PR c++/50810
10456         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
10457         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
10458         Wnarrowing for C++0x and C++98.
10459         * c.opt ([Wnarrowing]): Update.
10461 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
10463         PR c++/50810
10464         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
10465         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
10466         Wnarrowing for C++0x and C++98.
10467         * c.opt ([Wnarrowing]): Update.
10469 2011-10-21  Paolo Carlini  <paolo.carlini@oracle.com>
10471         PR c++/45385
10472         * c-common.c (conversion_warning): Remove code looking for
10473         artificial operands.
10475 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
10477         PR bootstrap/50760
10478         * c-lex.c (fe_file_change): Use LINEMAP_SYSP when
10479         !NO_IMPLICIT_EXTERN_C.
10481 2011-10-17  Michael Spertus  <mike_spertus@symantec.com>
10483         * c-common.c (c_common_reswords): Add __bases,
10484         __direct_bases.
10485         * c-common.h: Add RID_BASES and RID_DIRECT_BASES.
10487 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
10489         PR c++/50757
10490         * c.opt ([Wnonnull]): Add C++ and Objective-C++.
10492 2011-10-15  Tom Tromey  <tromey@redhat.com>
10493             Dodji Seketeli  <dodji@redhat.com>
10495         * c.opt (fdebug-cpp): New option.
10496         * c-opts.c (c_common_handle_option): Handle the option.
10497         * c-ppoutput.c (maybe_print_line_1): New static function. Takes an
10498         output stream in parameter. Factorized from ...
10499         (maybe_print_line): ... this. Dump location debug information when
10500         -fdebug-cpp is in effect.
10501         (print_line_1): New static function. Takes an output stream in
10502         parameter. Factorized from ...
10503         (print_line): ... here. Dump location information when -fdebug-cpp
10504         is in effect.
10505         (scan_translation_unit): Dump location information when
10506         -fdebug-cpp is in effect.
10508 2011-10-15  Tom Tromey  <tromey@redhat.com>
10509             Dodji Seketeli  <dodji@redhat.com>
10511         * c.opt (ftrack-macro-expansion): New option. Handle it with and
10512         without argument.
10513         * c-opts.c (c_common_handle_option)<case
10514         OPT_ftrack_macro_expansion_, case OPT_ftrack_macro_expansion>: New
10515         cases. Handle -ftrack-macro-expansion with and without argument.
10517 2011-10-15  Tom Tromey  <tromey@redhat.com>
10518             Dodji Seketeli  <dodji@redhat.com>
10520         * c-ppoutput.c (scan_translation_unit, maybe_print_line)
10521         (print_line, cb_define, do_line_change): Adjust to avoid touching
10522         the internals of struct line_map.  Use the public API instead.
10523         * c-pch.c (c_common_read_pch): Likewise.
10524         * c-lex.c (fe_file_change): Likewise.
10526 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
10528         PR c++/17212
10529         * c.opt ([Wformat-zero-length]): Add C++ and Objective-C++.
10531 2011-10-11  Paolo Carlini  <paolo.carlini@oracle.com>
10533         PR c++/33067
10534         * c-pretty-print.c (pp_c_floating_constant): Output
10535         max_digits10 (in the ISO C++ WG N1822 sense) decimal digits.
10537 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
10539         * c-common.c (def_builtin_1): Delete old interface with two
10540         parallel arrays to hold standard builtin declarations, and replace
10541         it with a function based interface that can support creating
10542         builtins on the fly in the future.  Change all uses, and poison
10543         the old names.  Make sure 0 is not a legitimate builtin index.
10544         * c-omp.c (c_finish_omp_barrier): Ditto.
10545         (c_finish_omp_taskwait): Ditto.
10546         (c_finish_omp_flush): Ditto.
10548 2011-10-11  Tristan Gingold  <gingold@adacore.com>
10550         * c.opt: (fallow-parameterless-variadic-functions): New.
10552 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
10554         PR c++/33255 - Support -Wunused-local-typedefs warning
10555         * c-common.h (struct c_language_function::local_typedefs): New
10556         field.
10557         (record_locally_defined_typedef, maybe_record_typedef_use)
10558         (maybe_warn_unused_local_typedefs): Declare new functions.
10559         * c-common.c (record_locally_defined_typedef)
10560         (maybe_record_typedef_use)
10561         (maybe_warn_unused_local_typedefs): Define new functions.
10562         * c.opt: Declare new -Wunused-local-typedefs flag.
10564 2011-09-06  Eric Botcazou  <ebotcazou@adacore.com>
10566         PR middle-end/50266
10567         * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Fold offsetof-like
10568         computations.
10570 2011-09-05  Richard Guenther  <rguenther@suse.de>
10572         * c-common.c (complete_array_type): Use ssize_int (-1) instead
10573         of integer_minus_one_node for empty array upper bounds.
10575 2011-08-28  Dodji Seketeli  <dodji@redhat.com>
10577         * c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as
10578         it's the first time it's being called on this main TU.
10580 2011-08-24  Richard Guenther  <rguenther@suse.de>
10582         PR c/49396
10583         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Fix conditional.
10585 2011-08-22  Gabriel Charette  <gchare@google.com>
10587         * c-opts.c (c_finish_options): Force BUILTINS_LOCATION for tokens
10588         defined in cpp_init_builtins and c_cpp_builtins.
10590 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
10592         * c-common.c (c_common_reswords): Add __builtin_complex.
10593         * c-common.h (RID_BUILTIN_COMPLEX): New.
10595 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
10597         * c-common.c (c_common_reswords): Add _Noreturn.
10598         (keyword_is_function_specifier): Handle RID_NORETURN.
10599         * c-common.h (RID_NORETURN): New.
10601 2011-08-10  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
10603         * c-common.c (unsafe_conversion_p): New function. Check if it is
10604         unsafe to convert an expression to the type.
10605         (conversion_warning): Adjust, use unsafe_conversion_p.
10606         * c-common.h (unsafe_conversion_p): New function declaration.
10608 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
10610         * c-common.h (c_finish_omp_atomic): Adjust prototype.
10611         (c_finish_omp_taskyield): New prototype.
10612         * c-omp.c (c_finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
10613         arguments. Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and
10614         OMP_ATOMIC_CAPTURE_NEW in addition to OMP_ATOMIC.  If LHS1
10615         or RHS1 have side-effects, evaluate those too in the right spot,
10616         if it is a decl and LHS is also a decl, error out if they
10617         aren't the same.
10618         (c_finish_omp_taskyield): New function.
10619         * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP to 201107.
10620         * c-pragma.c (omp_pragmas): Add taskyield.
10621         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKYIELD.
10622         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FINAL and
10623         PRAGMA_OMP_CLAUSE_MERGEABLE.
10625 2011-07-25  Dodji Seketeli  <dodji@redhat.com>
10627         * c-common.h (set_underlying_type): Remove parm name from
10628         declaration.
10630 2011-07-25  Romain Geissler  <romain.geissler@gmail.com>
10632         * c-pretty-print.h: Search c-common.h in c-family.
10634 2011-07-22  Jason Merrill  <jason@redhat.com>
10636         PR c++/49793
10637         * c.opt (Wnarrowing): New.
10639         PR c++/30112
10640         * c-common.h: Declare c_linkage_bindings.
10641         * c-pragma.c (handle_pragma_redefine_extname): Use it.
10643         PR c++/49813
10644         * c-opts.c (set_std_cxx0x): Set flag_isoc94 and flag_isoc99.
10645         * c-pretty-print.c (pp_c_cv_qualifiers): Check c_dialect_cxx as well
10646         as flag_isoc99 for 'restrict'.
10647         (pp_c_specifier_qualifier_list): Likewise for _Complex.
10649 2011-07-21  Ian Lance Taylor  <iant@google.com>
10651         PR middle-end/49705
10652         * c-common.c (c_disable_warnings): New static function.
10653         (c_enable_warnings): New static function.
10654         (c_fully_fold_internal): Change local unused_p to bool.  Call
10655         c_disable_warnings and c_enable_warnings rather than change
10656         c_inhibit_evaluation_warnings.
10658 2011-07-20  Jason Merrill  <jason@redhat.com>
10660         PR c++/6709 (DR 743)
10661         PR c++/42603 (DR 950)
10662         * c-common.h (CPP_KEYWORD, CPP_TEMPLATE_ID): Move from cp/parser.h.
10663         (CPP_NESTED_NAME_SPECIFIER, N_CP_TTYPES): Likewise.
10664         (CPP_DECLTYPE): New.
10665         * c-common.c (c_parse_error): Handle CPP_DECLTYPE.
10667 2011-07-19  Richard Guenther  <rguenther@suse.de>
10669         * c-common.c (pointer_int_sum): Use fold_build_pointer_plus.
10670         * c-omp.c (c_finish_omp_for): Likewise.
10672 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
10674         * c-ada-spec.c (dump_nested_types): Put semi-colon after empty loop
10675         body on the next line.
10677 2011-07-08  Jason Merrill  <jason@redhat.com>
10679         PR c++/45437
10680         * c-omp.c (check_omp_for_incr_expr): Handle preevaluation.
10682         PR c++/49673
10683         * c-common.c (c_apply_type_quals_to_decl): Don't check
10684         TYPE_NEEDS_CONSTRUCTING.
10686 2011-07-06  Richard Guenther  <rguenther@suse.de>
10688         * c-common.c (c_common_nodes_and_builtins):
10689         Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.
10691 2011-07-05  Richard Guenther  <rguenther@suse.de>
10693         * c-common.c (c_common_nodes_and_builtins): Build all common
10694         tree nodes first.
10696 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
10698         * c-common.h (c_tree_chain_next): New static inline function.
10700         * c-common.c (check_builtin_function_arguments): Handle
10701         BUILT_IN_ASSUME_ALIGNED.
10703 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
10705         * c-common.c: Add sync_ or SYNC__ to builtin names.
10706         * c-omp.c: Add sync_ or SYNC__ to builtin names.
10708 2011-06-20  Pierre Vittet  <piervit@pvittet.com>
10710         * c-pragma.h (pragma_handler_1arg, pragma_handler_2arg): New
10711         handler.
10712         (gen_pragma_handler): New union.
10713         (internal_pragma_handler): New type.
10714         (c_register_pragma_with_data)
10715         (c_register_pragma_with_expansion_and_data): New functions.
10717         * c-pragma.c (registered_pragmas, c_register_pragma_1)
10718         (c_register_pragma, c_register_pragma_with_expansion)
10719         (c_invoke_pragma_handler): Changed to work with
10720         internal_pragma_handler.
10721         (c_register_pragma_with_data)
10722         (c_register_pragma_with_expansion_and_data): New functions.
10724 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
10726         * c-common.c: Include common/common-target.h.
10727         (handle_section_attribute): Use
10728         targetm_common.have_named_sections.
10729         * c-cppbuiltin.c: Include common/common-target.h.
10730         (c_cpp_builtins): Use targetm_common.except_unwind_info.
10732 2011-06-10  Richard Guenther  <rguenther@suse.de>
10734         * c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
10735         to print a IDENTIFIER_NODE.
10737 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10738             Joseph Myers  <joseph@codesourcery.com>
10740         * c.opt (fbuilding-libgcc): New option.
10741         * c-cppbuiltin.c (c_cpp_builtins): Define
10742         __LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.
10744 2011-06-07  Jason Merrill  <jason@redhat.com>
10746         * c-common.c (max_tinst_depth): Lower default to 900.
10748         * c-format.c (gcc_cxxdiag_char_table): Add 'S' format.
10750 2011-06-07  Richard Guenther  <rguenther@suse.de>
10752         * c-common.c (c_common_nodes_and_builtins): Do not set
10753         size_type_node or call set_sizetype.
10755 2011-06-07  Dodji Seketeli  <dodji@redhat.com>
10757         PR debug/49130
10758         * c-pretty-print.c (pp_c_integer_constant): Consider the canonical
10759         type when using pointer comparison to compare types.
10761 2011-06-02  Jonathan Wakely  <jwakely.gcc@gmail.com>
10763         * c.opt: Add -Wdelete-non-virtual-dtor.
10764         * c-opts.c (c_common_handle_option): Include it in -Wall.
10766 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
10768         PR bootstrap/49190
10770         Revert:
10771         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
10773         * c-common.h (struct c_common_identifier): Inherit from tree_typed,
10774         not tree_common.
10776 2011-05-27  Jakub Jelinek  <jakub@redhat.com>
10778         PR c++/49165
10779         * c-common.c (c_common_truthvalue_conversion) <case COND_EXPR>: For
10780         C++ don't call c_common_truthvalue_conversion on void type arms.
10782 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
10784         * c-common.h (struct stmt_tree_s) [x_cur_stmt_list]: Change to a VEC.
10785         (stmt_list_stack): Define.
10786         (cur_stmt_list): Adjust for new type of x_cur_stmt_list.
10787         * c-semantics.c (push_stmt_list, pop_stmt_list): Likewise.
10789 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
10791         * c-common.c (warning_candidate_p): Check for BLOCKs.
10793 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
10795         * c-common.h (struct c_common_identifier): Inherit from tree_typed,
10796         not tree_common.
10798 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
10800         * c-common.c (def_fn_type): Remove extra va_end.
10802 2011-05-23  Jason Merrill  <jason@redhat.com>
10804         PR c++/48106
10805         * c-common.c (c_common_get_narrower): New.
10806         (shorten_binary_op, shorten_compare, warn_for_sign_compare): Use it.
10808 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
10810         * c-common.h (check_function_arguments): Tweak prototype of
10811         check_function_arguments.
10812         * c-common.c (check_function_arguments): Likewise.  Adjust
10813         calls to check_function_nonnull, check_function_format, and
10814         check_function_sentinel.
10815         (check_function_sentinel): Take a FUNCTION_TYPE rather than
10816         separate attributes and typelist arguments.  Use
10817         FOREACH_FUNCTION_ARGS to iterate over argument types.
10819 2011-05-15  Paolo Carlini  <paolo.carlini@oracle.com>
10821         * c-common.c (c_common_reswords): Reorder.
10822         * c-common.h (rid): Likewise.
10824 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
10826         * c-common.c (def_fn_type): Don't call build_function_type, call
10827         build_function_type_array or build_varargs_function_type_array
10828         instead.
10829         (c_common_nodes_and_builtins): Likewise.
10831 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
10833         * c-common.c (c_add_case_label): Omit the loc argument to
10834         build_case_label.
10835         * c-common.h (build_case_label): Remove.
10836         * c-semantics.c (build_case_label): Remove.
10838 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
10840         * c-objc.h (objc_start_method_definition): Update prototype.
10841         * stub-objc.c (objc_start_method_definition): Add extra parameter.
10843 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
10845         * c-common.c (check_main_parameter_types): Reindent.  Don't use
10846         TYPE_ARG_TYPES directly.
10847         (handle_nonnull_attribute): Likewise.
10848         (sync_resolve_params): Likewise.
10849         * c-format.c (handle_format_arg_attribute): Likewise.  Adjust call
10850         to check_format_string.
10851         (handle_format_attribute): Likewise.
10852         (check_format_string): Take a function type to examine instead of
10853         a type list.  Use a function_arg_iterator to step through argument
10854         types.
10856 2011-05-04  Richard Guenther  <rguenther@suse.de>
10858         * c-common.c (fix_string_type): Use size_int for index type bounds.
10859         (start_fname_decls): Do not pass NULL to build_int_cst.
10860         (c_init_attributes): Likewise.
10861         * c-lex.c (c_lex_with_flags): Likewise.
10863 2011-04-27  Jason Merrill  <jason@redhat.com>
10865         * c-common.c (make_tree_vector_from_list): New.
10866         * c-common.h: Declare it.
10868 2011-04-26  Richard Guenther  <rguenther@suse.de>
10870         PR preprocessor/48248
10871         * c-ppoutput.c (maybe_print_line): Always optimize newlines
10872         for output size with -P.
10874 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
10876         * c-common.c (struct c_common_resword): Add __underlying_type.
10877         * c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
10879 2011-04-20  Jim Meyering  <meyering@redhat.com>
10881         * c-format.c (init_dollar_format_checking): Remove useless
10882         if-before-free.
10884 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
10886         * c-objc.h (objc_get_interface_ivars): Removed.
10887         (objc_detect_field_duplicates): New.
10888         * stub-objc.c: Likewise.
10890 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
10892         * stub-objc.c (objc_declare_protocols): Renamed to
10893         objc_declare_protocol.
10894         * c-objc.h: Likewise.
10896 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
10898         * stub-objc.c (objc_declare_class): Updated argument name.
10900 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
10902         * c-common.h (c_common_init_ts): Declare.
10903         * c-common.c (c_common_init_ts): Define.
10905 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
10907         * c-objc.h (objc_build_message_expr): Updated prototype.
10908         * stub-objc.c (objc_build_message_expr): Likewise.
10910 2011-04-12  Martin Jambor  <mjambor@suse.cz>
10912         * c-gimplify.c (c_genericize): Call cgraph_get_create_node instead
10913         of cgraph_node.
10915 2011-04-11  Richard Guenther  <rguenther@suse.de>
10917         * c-common.c (complete_array_type): Build a range type of
10918         proper type.
10920 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
10922         * c-common.c (handle_sentinel_attribute): Don't use TYPE_ARG_TYPES.
10923         (handle_type_generic_attribute): Likewise.
10925 2011-04-07  Jason Merrill  <jason@redhat.com>
10927         PR c++/48450
10928         * c-common.c (c_common_truthvalue_conversion): Don't ignore
10929         conversion from C++0x scoped enum.
10931 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
10933         * c-target-def.h: New file.
10934         * c-target.def: New file.
10935         * c-target.h: New file.
10936         * c-common.c (targetcm): Don't define here.
10937         * c-common.h (default_handle_c_option): Declare.
10938         * c-format.c: Include c-target.h instead of target.h.
10939         * c-opts.c: Include c-target.h instead of target.h.  Explicitly
10940         include tm.h.
10941         (default_handle_c_option): Move from targhooks.c.
10943 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
10945         PR preprocessor/48248
10946         * c-ppoutput.c (print): Add src_file field.
10947         (init_pp_output): Initialize it.
10948         (maybe_print_line): Don't optimize by adding up to 8 newlines
10949         if map->to_file and print.src_file are different file.
10950         (print_line): Update print.src_file.
10952 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10954         * c-ada-spec.c (compare_comment): Use filename_cmp
10955         instead of strcmp for filename.
10957 2011-03-25  Jeff Law  <law@redhat.com>
10959         * c-common.c (def_fn_type): Add missing va_end.
10961 2011-03-25  Jason Merrill  <jason@redhat.com>
10963         * c.opt: Add -std=c++03.
10965 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
10967         * c-ada-spec.c (dump_ada_template): Skip non-class instances.
10969 2011-03-17  Kai Tietz  <ktietz@redhat.com>
10971         PR target/12171
10972         * c-pretty-print.c (pp_c_specifier_qualifier_list):
10973         Display allowed attributes for function pointer types.
10974         (pp_c_attributes_display): New function to display
10975         attributes having affects_type_identity flag set to true.
10976         * c-pretty-print.h (pp_c_attributes_display): New prototype.
10978         * c-common.c (c_common_attribute_table):
10979         Add new element.
10980         (c_common_format_attribute_table): Likewise.
10982 2011-03-18  Jason Merrill  <jason@redhat.com>
10984         * c.opt (fconstexpr-depth): Add Var(max_constexpr_depth).
10985         * c-common.h: Don't declare it here.
10986         * c-common.c: Or define it here.
10987         * c-opts.c (c_common_handle_option): Or set it here.
10989         PR c++/35315
10990         * c-common.c (handle_transparent_union_attribute): Don't
10991         make a duplicate type in C++.
10993 2011-03-15  Jason Merrill  <jason@redhat.com>
10995         * c-common.c (max_constexpr_depth): New.
10996         * c-common.h: Declare it.
10997         * c-opts.c (c_common_handle_option): Set it.
10998         * c.opt (fconstexpr-depth): New option.
11000 2011-03-11  Jason Merrill  <jason@redhat.com>
11002         * c-common.c (attribute_takes_identifier_p): Add missing const.
11004         PR c++/46803
11005         * c-common.c (attribute_takes_identifier_p): Assume that an
11006         unknown attribute takes an identifier.
11008 2011-03-07  Nathan Froyd  <froydnj@codesourcery.com>
11010         PR c/47786
11011         * c-common.c (c_type_hash): Call list_length instead of iterating
11012         through DECL_CHAIN.  Rename 'i' to 'n_elements'.
11014 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
11016         PR c/47809
11017         * c-common.c (c_fully_fold_internal): Handle VIEW_CONVERT_EXPR.
11019 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
11021         * c.opt (fobjc-abi-version=) New.
11022         (fobjc-nilcheck): New.
11024 2011-02-03  Nathan Froyd  <froydnj@codesourcery.com>
11026         PR c++/46890
11027         * c-common.h (keyword_is_decl_specifier): Declare.
11028         * c-common.c (keyword_is_decl_specifier): Define.
11029         (keyword_is_function_specifier): New function.
11031 2011-01-26  Jakub Jelinek  <jakub@redhat.com>
11033         PR c/47473
11034         * c-lex.c (interpret_float): If CPP_N_IMAGINARY, ensure
11035         EXCESS_PRECISION_EXPR is created with COMPLEX_TYPE instead of
11036         REAL_TYPE.
11038 2011-01-26  Arnaud Charlet  <charlet@adacore.com>
11040         * c-ada-spec.c (dump_generic_ada_node): Avoid dereferencing null type.
11042 2011-01-26  Jakub Jelinek  <jakub@redhat.com>
11044         PR pch/47430
11045         * c-opts.c (c_common_post_options): Call c_common_no_more_pch
11046         after init_c_lex if pch_file is set.
11048 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
11050         PR c++/43601
11051         * c.opt (-fkeep-inline-dllexport): New switch.
11053 2011-01-12  Richard Guenther  <rguenther@suse.de>
11055         PR middle-end/32511
11056         * c-common.c (handle_weak_attribute): Warn instead of error
11057         on declaring an inline function weak.
11059 2011-01-05  Tom Tromey  <tromey@redhat.com>
11061         * c-common.h (lvalue_error): Update.
11062         * c-common.c (lvalue_error): Add 'loc' argument.  Call error_at,
11063         not error.
11065 2010-12-29  Nicola Pero  <nicola.pero@meta-innovation.com>
11067         PR objc/47075
11068         * c-objc.h (objc_finish_message_expr): Added argument to
11069         prototype.
11071 2010-12-22  Nathan Froyd  <froydnj@codesourcery.com>
11073         * c-common.c (handle_nonnull_attribute, handle_sentinel_attribute):
11074         Use prototype_p.
11076 2010-12-18  Nicola Pero  <nicola.pero@meta-innovation.com>
11078         * c-objc.h (objc_maybe_warn_exceptions): New.
11079         * stub-objc.c (objc_maybe_warn_exceptions): New.
11081 2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>
11083         * c-common.h (readonly_error): Declare.
11084         * c-common.c (readonly_error): Define.
11086 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
11088         * c-common.h (invalid_indirection_error): Declare.
11089         * c-common.c (invalid_indirection_error): Define.
11091 2010-12-03  Richard Guenther  <rguenther@suse.de>
11093         PR c/46745
11094         * c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
11095         (pp_c_unary_expression): Likewise.
11096         (pp_c_expression): Likewise.
11098 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
11100         * c-common.h (objc_finish_function): New.
11101         (objc_non_volatilized_type): Removed.
11102         (objc_type_quals_match): Removed.
11103         * stub-objc.c (objc_finish_function): New.
11104         (objc_non_volatilized_type): Removed.
11105         (objc_type_quals_match): Removed.
11107 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
11109         * c-common.h (parse_optimize_options): Declare.
11110         * c-cppbuiltin.c, c-format.c, c-gimplify.c, c-lex.c, c-omp.c,
11111         c-pch.c, c-pragma.c, c-semantics.c: Don't include toplev.h.
11113 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
11115         * c-opts.c (check_deps_environment_vars): Use getenv instead of
11116         GET_ENVIRONMENT.
11117         * c-pch.c (O_BINARY): Don't define here.
11118         * c-pragma.h: Include "cpplib.h" instead of <cpplib.h>.
11120 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
11122         * c-cppbuiltin.c (c_cpp_builtins): Pass &global_options to
11123         targetm.except_unwind_info.
11125 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
11127         * c-opts.c (c_common_handle_option): Pass location to
11128         set_struct_debug_option.
11130 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
11132         * c-common.c (visibility_options): Move from ../opts.c.
11133         * c-common.h (struct visibility_flags, visibility_options):
11134         Declare here.
11135         * c-opts.c (finish_options): Rename to c_finish_options.
11136         (c_common_init): Update call to finish_options.
11138 2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>
11140         PR objc/34033
11141         * c-lex.c (lex_string): Check that each string in an Objective-C
11142         string concat sequence starts with either one or zero '@', and
11143         that there are no spurious '@' signs at the end.
11145 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
11147         * c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
11148         HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
11149         HANDLE_PRAGMA_VISIBILITY.
11150         * c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
11151         HANDLE_PRAGMA_VISIBILITY): Don't define.
11152         (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't test.
11154 2010-11-20  Nathan Froyd  <froydnj@codesourcery.com>
11156         PR c++/16189
11157         PR c++/36888
11158         PR c++/45331
11159         * c-common.h (keyword_begins_type_specifier): Declare.
11160         (keyword_is_storage_class_specifier): Declare.
11161         (keyword_is_type_qualifier): Declare.
11162         * c-common.c (keyword_begins_type_specifier): New function.
11163         (keyword_is_storage_class_specifier): New function.
11164         (keyword_is_type_qualifier): Declare.
11166 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
11168         PR c/46547
11169         * c-common.c (in_late_binary_op): Define.
11170         (c_common_truthvalue_conversion): Check in_late_binary_op before
11171         calling c_save_expr.
11172         * c-common.h (in_late_binary_op): Declare.
11174 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
11176         * c-opts.c (c_common_handle_option): Update calls to
11177         set_struct_debug_option.
11179 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
11181         * c-common.h (objc_declare_protocols): Added additional argument.
11182         * stub-objc.c (objc_declare_protocol): Same change.
11184 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
11186         PR c/33193
11187         * c-common.h (build_real_imag_expr): Declare.
11188         * c-semantics.c (build_real_imag_expr): Define.
11190 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
11192         * c-opts.c (c_common_parse_file): Take no arguments.
11193         * c-common.h (c_common_parse_file): Update prototype.
11195 2010-11-16  Jakub Jelinek  <jakub@redhat.com>
11197         PR c++/46401
11198         * c-common.c (warning_candidate_p): Don't track non-const calls
11199         or STRING_CSTs.
11201 2010-11-15  Ian Lance Taylor  <iant@google.com>
11203         * c-lex.c (init_c_lex): Set macro debug callbacks if
11204         flag_dump_go_spec is set.
11206 2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>
11208         * c-common.h (objc_build_incr_expr_for_property_ref): New.
11209         * stub-objc.c (objc_build_incr_expr_for_property_ref): New.
11211 2010-11-15  Nathan Froyd  <froydnj@codesourcery.com>
11213         PR preprocessor/45038
11214         * c-cppbuiltin.c (c_cpp_builtins): Use different format for C++
11215         dialects.
11217 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
11219         * c-common.h (c_family_lang_mask): Declare.
11220         * c-opts.c (c_family_lang_mask): Make extern.
11221         * c-pragma.c (handle_pragma_diagnostic): Use
11222         control_warning_option.
11224 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
11226         * c-common.c (parse_optimize_options): Update call to
11227         decode_options.
11228         * c-common.h (c_common_handle_option): Update prototype.
11229         * c-opts.c (c_common_handle_option): Take location_t parameter and
11230         pass it to other functions.
11232 2010-11-11  Joseph Myers  <joseph@codesourcery.com>
11234         * c-opts.c (warning_as_error_callback): Remove.
11235         (c_common_initialize_diagnostics): Don't call
11236         register_warning_as_error_callback.
11237         (c_common_handle_option): Handle -Werror=normalized= here.
11239 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
11241         * c-common.c (handle_mode_attribute): Use %' and word "signedness"
11242         in diagnostic.
11243         * c-opts.c (c_common_parse_file): Start diagnostics with lowercase
11244         letter.
11245         * c-pragma.c (handle_pragma_target, handle_pragma_optimize):
11246         Remove trailing '.' from diagnostics.
11247         * c.opt (Wwrite-strings_: Avoid '`' in help text.
11249 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
11251         * c-common.c (parse_optimize_options): Pass global_dc to
11252         decode_options.
11253         * c-opts.c (c_common_handle_option): Pass &global_options to
11254         set_Wstrict_aliasing.
11255         * c.opt (v): Don't mark Common or document here.
11257 2010-11-06  Iain Sandoe  <iains@gcc.gnu.org>
11259         PR target/44981
11260         * c-format.c (format_type): New type gcc_objc_string_format_type.
11261         (valid_stringptr_type_p): New.
11262         (handle_format_arg_attribute): Use valid_stringptr_type_p ().
11263         (check_format_string): Pass expected type, use
11264         valid_stringptr_type_p (), check that the format string types are
11265         consistent with the format specification.
11266         (decode_format_attr): Warn if NSString is used outside objective-c.
11267         (format_types_orig): Add NSString.
11268         (format_name): New.
11269         (format_flags): New.
11270         (check_format_arg): Handle format strings requiring an external parser.
11271         first_target_format_type: New variable.
11272         (handle_format_attribute): Set up first_target_format_type, pass the
11273         expected format arg string type to check_format_string().
11274         * c-common.h (FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL): New flag.
11275         * stub-objc.c (objc_string_ref_type_p): New.
11276         (objc_check_format_arg): New.
11278 2010-11-04  Nicola Pero  <nicola.pero@meta-innovation.com>
11280         Fixed using the Objective-C 2.0 dot-syntax with class names.
11281         * c-common.h (objc_build_class_component_ref): New.
11282         * stub-objc.c (objc_build_class_component_ref): New.
11284 2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
11286         * c.opt (Wproperty-assign-default): New option.
11288 2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
11290         Implemented -fobjc-std=objc1 flag.
11291         * c.opt (fobjc-std=objc1): New option.
11293 2010-11-01  Nicola Pero  <nicola.pero@meta-innovation.com>
11295         Implemented format and noreturn attributes for Objective-C methods.
11296         * c-common.c (handle_noreturn_attribute): Recognize 'noreturn'
11297         attribute for Objective-C methods.
11299 2010-10-31  Jason Merrill  <jason@redhat.com>
11301         * c-common.c (conversion_warning, warn_for_collisions_1): Use
11302         EXPR_LOC_OR_HERE.
11304 2010-10-30  Nicola Pero  <nicola.pero@meta-innovation.com>
11306         Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
11307         * c-common.h (enum rid): Removed RID_COPIES and RID_IVAR.
11308         (objc_add_property_declaration): Removed arguments for copies and
11309         ivar.
11310         (objc_build_getter_call): Renamed to
11311         objc_maybe_build_component_ref.
11312         (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
11313         (objc_is_property_ref): New.
11314         * c-common.c (c_common_reswords): Removed copies and ivar.
11315         * stub-objc.c (objc_add_property_declaration): Removed arguments
11316         for copies and ivar.
11317         (objc_build_getter_call): Renamed to
11318         objc_maybe_build_component_ref.
11319         (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
11320         (objc_is_property_ref): New.
11322 2010-10-29  Arnaud Charlet  <charlet@adacore.com>
11323             Matthew Gingell  <gingell@adacore.com>
11325         * c-ada-spec.c (separate_class_package): New function.
11326         (pp_ada_tree_identifier): Prefix references to C++ classes with the
11327         name of their enclosing package.
11328         (print_ada_declaration): Use separate_class_package.
11330 2010-10-27  Jason Merrill  <jason@redhat.com>
11332         * c-common.c (c_common_reswords): Add __is_literal_type.
11333         * c-common.h (enum rid): Add RID_IS_LITERAL_TYPE.
11335         * c-common.c (check_case_value): Remove special C++ code.
11337 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
11339         * c-common.h (enum rid): Added RID_READWRITE, RID_ASSIGN,
11340         RID_RETAIN, RID_COPY and RID_NONATOMIC.  Updated RID_FIRST_PATTR
11341         and RID_LAST_PATTR.
11342         (objc_add_property_declaration): Added additional arguments.
11343         (objc_property_attribute_kind): Removed.
11344         (objc_set_property_attr): Removed.
11345         * c-common.c (c_common_reswords): Added readwrite, assign, retain,
11346         copy and nonatomic.
11347         * stub-objc.c (objc_add_property_declaration): Added additional
11348         arguments.
11349         (objc_set_property_attr): Removed.
11351 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
11353         * c-common.h (objc_add_property_variable): Renamed to
11354         objc_add_property_declaration.  Added location argument.
11355         * stub-objc.c (objc_add_property_variable): Same change.
11357 2010-10-23  Nicola Pero  <nicola.pero@meta-innovation.com>
11359         * c-common.h (objc_maybe_printable_name): New.
11360         * stub-objc.c (objc_maybe_printable_name): New.
11362 2010-10-22  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
11363             Andrew Pinski  <pinskia@gmail.com>
11365         * c-common.h (c_common_mark_addressable_vec): Declare.
11366         * c-common.c (c_common_mark_addressable_vec): New function.
11368 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
11370         * c-common.h (objc_set_method_type): Removed.
11371         (objc_add_method_declaration): Added boolean argument.
11372         (objc_start_method_definition): Same change.
11373         (objc_build_method_signature): Same change.
11374         * stub-objc.c (objc_set_method_type): Removed.
11375         (objc_add_method_declaration): Added boolean argument.
11376         (objc_start_method_definition): Same change.
11377         (objc_build_method_signature): Same change.
11379 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
11381         * c-common.h (finish_file): Removed.
11382         (objc_write_global_declarations): New.
11383         * c-opts.c (c_common_parse_file): Do not call finish_file.
11384         * stub-objc.c (objc_write_global_declarations): New.
11386 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
11388         Implemented parsing @synthesize and @dynamic for
11389         Objective-C/Objective-C++.
11390         * c-common.h (enum rid): Add RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
11391         (objc_add_synthesize_declaration): New.
11392         (objc_add_dynamic_declaration): New.
11393         * c-common.c (c_common_reswords): Add synthesize and dynamic.
11394         * stub-objc.c (objc_add_synthesize_declaration): New.
11395         (objc_add_dynamic_declaration): New.
11397 2010-10-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
11399         PR target/46041
11400         * c-cppbuiltin.c (mode_has_fma): Move function here from
11401         builtins.c.  Don't use the fma optab, instead just use the
11402         HAVE_fma* macros, so that __FP_FAST_FMA* will be defined when
11403         using -save-temps.
11405 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
11407         Merge from 'apple/trunk' branch on FSF servers.
11409         2005-11-08  Fariborz Jahanian  <fjahanian@apple.com>
11411         Radar 4330422
11412         * c-common.h (objc_non_volatilized_type): New declaration
11413         * stub-objc.c (objc_non_volatilized_type): New stub.
11415 2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>
11417         Merge from 'apple/trunk' branch on FSF servers.
11419         2006-03-27  Fariborz Jahanian  <fjahanian@apple.com>
11421         Radar 4133425
11422         * c-common.h (objc_diagnose_private_ivar): New decl.
11423         * stub-objc.c (objc_diagnose_private_ivar): New stub.
11425 2010-10-17  Iain Sandoe  <iains@gcc.gnu.org>
11427         * c-common.c (c_common_reswords): Add package, RID_AT_PACKAGE.
11428         * c-common.h (enum rid): Add RID_AT_PACKAGE.
11429         (objc_ivar_visibility_kind): New enum.
11430         (objc_set_visibility): Adjust prototype to use visibility enum.
11431         * stub-objc.c (objc_set_visibility): Adjust stub to use
11432         visibility enum.
11434 2010-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
11436         * c-cppbuiltin.c (builtin_define_float_constants): Emit
11437         __FP_FAST_FMA, __FP_FAST_FMAF, and __FP_FAST_FMAL if the machine
11438         has the appropriate fma builtins.
11439         (c_cpp_builtins): Adjust call to builtin_define_float_constants.
11441 2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>
11443         merge from FSF apple 'trunk' branch.
11444         2006 Fariborz Jahanian  <fjahanian@apple.com>
11446         Radars 4436866, 4505126, 4506903, 4517826
11447         * c-common.c (c_common_resword): Define @property and its attributes.
11448         * c-common.h: Define property attribute enum entries.
11449         (OBJC_IS_PATTR_KEYWORD): New.
11450         (objc_property_attribute_kind): New enum.
11451         Declare objc_set_property_attr (), objc_add_property_variable (),
11452         objc_build_getter_call () and objc_build_setter_call ().
11453         * stub-objc.c (objc_set_property_attr): New stub.
11454         (objc_add_property_variable): Likewise.
11455         (objc_build_getter_call): Likewise.
11456         (objc_build_setter_call) Likewise.
11458 2010-10-13  Iain Sandoe  <iains@gcc.gnu.org>
11460         merge from FSF apple 'trunk' branch.
11461         2006-04-26  Fariborz Jahanian  <fjahanian@apple.com>
11463         Radar 3803157 (method attributes)
11464         * c-common.c (handle_deprecated_attribute): Recognize
11465         objc methods as valid declarations.
11466         * c-common.h: Declare objc_method_decl ().
11467         * stub-objc.c (objc_method_decl): New stub.
11469 2010-10-08  Joseph Myers  <joseph@codesourcery.com>
11471         * c-common.c (parse_optimize_options): Call
11472         decode_cmdline_options_to_array_default_mask before
11473         decode_options.  Update arguments to decode_options.
11474         * c-common.h (c_common_init_options_struct): Declare.
11475         * c-opts.c (c_common_init_options_struct): New.  Split out from
11476         c_common_init_options.
11478 2010-10-06  Nicola Pero  <nicola.pero@meta-innovation.com>
11480         Implemented fast enumeration for Objective-C.
11481         * c-common.h (objc_finish_foreach_loop): New.
11482         * stub-objc.c (objc_finish_foreach_loop): New.
11484 2010-10-05  Joseph Myers  <joseph@codesourcery.com>
11486         * c-common.h (struct diagnostic_context): Don't declare here.
11487         (c_common_initialize_diagnostics): Declare using
11488         diagnostic_context typedef.
11489         * c-opts.c (c_common_handle_option): Pass global_dc to
11490         handle_generated_option.
11492 2010-10-04  Joseph Myers  <joseph@codesourcery.com>
11494         * c-opts.c (c_common_handle_option): Pass &global_options_set to
11495         handle_generated_option.
11497 2010-10-03  Ian Lance Taylor  <iant@google.com>
11499         * c.opt (-fplan9-extensions): New option.
11501 2010-10-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
11503         * c-cppbuiltin.c (define__GNUC__, builtin_define_type_precision):
11504         Remove.
11505         (c_cpp_builtins): Call functions from cppbuiltin.c instead
11506         of duplicating code.
11508 2010-09-30  Iain Sandoe  <iains@gcc.gnu.org>
11510         * c-common.c: Add two new entries for @optional
11511         and @required keywords.
11513         merge from FSF 'apple/trunk' branch.
11514         2006-01-30  Fariborz Jahanian  <fjahanian@apple.com>
11516         Radar 4386773
11517         * c-common.h (RID_AT_OPTIONAL, RID_AT_REQUIRED): Two new
11518         objective-c keywords.
11519         (objc_set_method_opt): New declaration.
11520         * stub-objc.c (objc_set_method_opt): New stub.
11522 2010-09-30  Joseph Myers  <joseph@codesourcery.com>
11524         * c-common.c (handle_optimize_attribute): Pass &global_options to
11525         cl_optimization_save and cl_optimization_restore.
11526         * c-opts.c (c_common_handle_option): Pass &global_options to
11527         handle_generated_option.
11528         * c-pragma.c (handle_pragma_diagnostic): Use option_flag_var.
11529         (handle_pragma_pop_options, handle_pragma_reset_options): Pass
11530         &global_options to cl_optimization_restore.
11532 2010-09-30  Nicola Pero  <nicola.pero@meta-innovation.com>
11534         * c-lex.c (c_lex_with_flags): Updated comments for CPP_AT_NAME
11535         Objective-C/Objective-C++ keywords.
11537 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
11539         Merge from 'apple/trunk' branch on FSF servers.
11541         2005-10-04  Fariborz Jahanian  <fjahanian@apple.com>
11543         Radar 4281748
11544         * c-common.h (objc_check_global_decl): New declaration.
11545         * stub-objc.c (objc_check_global_decl): New stub.
11547 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
11549         * c.opt: Don't use VarExists.
11551 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
11553         * c-common.c (c_cpp_error): Update names of diagnostic_context
11554         members.
11555         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of
11556         cl_optimization members.
11557         * c-opts.c (warning_as_error_callback, c_common_handle_option,
11558         sanitize_cpp_opts, finish_options): Update names of cpp_options
11559         members.
11561 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
11563         * c-common.h (OBJC_IS_CXX_KEYWORD): New macro.  Updated comments.
11564         (objc_is_reserved_word): Removed.
11565         * c-common.c: Updated comments.
11566         * c-lex.c (c_lex_with_flags): Use OBJC_IS_CXX_KEYWORD instead of
11567         objc_is_reserved_word.
11568         * stub-objc.c (objc_is_reserved_word): Removed.
11570 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
11572         * c-common.h (objc_add_method_declaration): Adjust prototype to
11573         include attributes.
11574         (objc_start_method_definition): Likewise.
11575         (objc_build_keyword_decl): Likewise.
11576         * stub-objc.c:(objc_add_method_declaration): Handle attributes.
11577         (objc_start_method_definition): Likewise.
11578         (objc_build_keyword_decl): Likewise.
11580 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
11582         * c-common.h (objc_start_class_interface): Adjust prototype.
11583         (objc_start_category_interface): Likewise.
11584         (objc_start_protocol): Likewise.
11585         * stub-objc.c (objc_start_protocol): Adjust for extra argument.
11586         (objc_start_class_interface): Likewise.
11587         (objc_start_category_interface): Likewise.
11589 2010-09-27  Ian Lance Taylor  <iant@google.com>
11591         * c-common.c (c_common_attribute_table): Add no_split_stack.
11592         (handle_no_split_stack_attribute): New static function.
11594 2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>
11596         Merge from 'apple/trunk' branch on FSF servers.
11598         2005-12-15  Fariborz Jahanian  <fjahanian@apple.com>
11600         Radar 4229905
11601         * c-common.h (objc_have_common_type): New declaration.
11602         * stub-objc.c (objc_have_common_type): New stub.
11604         2005-06-22  Ziemowit Laski  <zlaski@apple.com>
11606         Radar 4154928
11607         * c-common.h (objc_common_type): New prototype.
11608         * stub-objc.c (objc_common_type): New stub.
11610 2010-09-24  Jan Hubicka  <jh@suse.cz>
11612         * c-common.c (handle_leaf_attribute): New function.
11613         (struct attribute_spec c_common_att): Add leaf.
11615 2010-09-22  Joseph Myers  <joseph@codesourcery.com>
11617         * c.opt (-all-warnings, -ansi, -assert, -assert=, -comments,
11618         -comments-in-macros, -define-macro, -define-macro=, -dependencies,
11619         -dump, -dump=, -imacros, -imacros=, -include, -include=,
11620         -include-barrier, -include-directory, -include-directory=,
11621         -include-directory-after, -include-directory-after=,
11622         -include-prefix, -include-prefix=, -include-with-prefix,
11623         -include-with-prefix=, -include-with-prefix-after,
11624         -include-with-prefix-after=, -include-with-prefix-before,
11625         -include-with-prefix-before=, -no-integrated-cpp,
11626         -no-line-commands, -no-standard-includes, -no-warnings, -output,
11627         -output=, -pedantic, -pedantic-errors, -preprocess,
11628         -print-missing-file-dependencies, -trace-includes, -traditional,
11629         -traditional-cpp, -trigraphs, -undefine-macro, -undefine-macro=,
11630         -user-dependencies, -verbose, -write-dependencies,
11631         -write-user-dependencies, no-integrated-cpp, traditional): New.
11633 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
11635         PR objc/23710
11636         * c-common.h (objc_start_method_definition): Return bool instead
11637         of void.
11638         * stub-objc.c (objc_start_method_definition): Return bool instead
11639         of void.
11641 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
11643         PR objc/25965
11644         * c-common.h (objc_get_interface_ivars): New declaration.
11645         * stub-objc.c (objc_get_interface_ivars): New stub.
11647 2010-09-15  Ian Lance Taylor  <iant@google.com>
11649         * c-common.c (parse_optimize_options): Do not capitalize warning
11650         messages.  Remove period at end of warning message.
11652 2010-09-09  Nathan Sidwell  <nathan@codesourcery.com>
11654         * c-common.c (handle_alias_ifunc_attribute): New, broken out of ...
11655         (handle_alias_attribute): ... here.
11656         (handle_ifunc_attribute): New.
11658 2010-09-06  Mark Mitchell  <mark@codesourcery.com>
11660         * c-common.h (do_warn_double_promotion): Declare.
11661         * c-common.c (do_warn_double_promotion): Define.
11663 2010-09-05  Mark Mitchell  <mark@codesourcery.com>
11665         * c.opt (Wdouble-promotion): New.
11667 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
11669         * c.opt (falt-external-templates, fhuge-objects, fvtable-gc,
11670         fvtable-thunks, fxref): Mark no longer supported in help text.
11672 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
11674         * c.opt (Wimport, fall-virtual, falt-external-templates,
11675         fdefault-inline, fenum-int-equiv, fexternal-templates,
11676         fguiding-decls, fhonor-std, fhuge-objects, flabels-ok,
11677         fname-mangling-version-, fnew-abi, fnonnull-objects,
11678         foptional-diags, fsquangle, fstrict-prototype, fthis-is-variable,
11679         fvtable-gc, fvtable-thunks, fxref): Mark with Ignore and Warn as
11680         applicable.
11681         (fhandle-exceptions): Mark with Alias and Warn.
11682         * c-opts.c (c_common_handle_option): Don't handle options marked
11683         as ignored.
11685 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
11687         * c.opt (Wcomments, Werror-implicit-function-declaration,
11688         ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
11689         std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
11690         aliases.
11691         * c-common.c (option_codes): Use OPT_Wcomment instead of
11692         OPT_Wcomments.
11693         * c-opts.c (warning_as_error_callback, c_common_handle_option):
11694         Don't handle options marked as aliases.
11696 2010-08-25  Richard Guenther  <rguenther@suse.de>
11698         * c-common.c (c_common_get_alias_set): Remove special
11699         handling for pointers.
11701 2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>
11703         * c-common.c: Use FOR_EACH_VEC_ELT.
11704         * c-gimplify.c: Likewise.
11705         * c-pragma.c: Likewise.
11707 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
11709         * c.opt (MDX): Change back to MD.  Mark NoDriverArg instead of
11710         RejectDriver.
11711         (MMDX): Change back to MMD.  Mark NoDriverArg instead of
11712         RejectDriver.
11713         * c-opts.c (c_common_handle_option): Use OPT_MD and OPT_MMD
11714         instead of OPT_MDX and OPT_MMDX.
11716 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
11718         * c.opt (MDX, MMDX, lang-asm): Mark RejectDriver.
11720 2010-08-12  Joseph Myers  <joseph@codesourcery.com>
11722         * c.opt (MD, MMD): Change to MDX and MMDX.
11723         * c-opts.c (c_common_handle_option): Use OPT_MMD and OPT_MMDX.
11725 2010-08-11  Joseph Myers  <joseph@codesourcery.com>
11727         * c-opts.c (c_common_handle_option): Call handle_generated_option
11728         instead of handle_option.
11730 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
11732         * c-pragma.c (add_to_renaming_pragma_list): Fix call to VEC_safe_push.
11733         (maybe_apply_renaming_pragma): Delete unneeded declarations.
11735 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
11737         * c-pragma.c (pending_redefinition): Declare.  Declare a VEC of it.
11738         (pending_redefine_extname): Change type to a VEC.
11739         (add_to_renaming_pragma_list): Update for new type of
11740         pending_redefine_extname.
11741         (maybe_apply_renaming_pragma): Likewise.
11743 2010-08-04  Arnaud Charlet  <charlet@adacore.com>
11745         * c-ada-spec.c (dump_ada_template): Mark underlying instance type as
11746         visited.
11747         (dump_generic_ada_node): Code clean up. Use TREE_VISITED flag to
11748         decide whether a type has already been declared/seen.
11749         Do not go to the original type.
11750         (dump_nested_types): New parameter forward.
11751         Generate forward declaration if needed and mark type as visited.
11752         (print_ada_declaration): Call dump_nested_types if not already done.
11753         Mark types as visited.
11755 2010-08-03  Joseph Myers  <joseph@codesourcery.com>
11757         * c.opt (-print-pch-checksum): Remove option.
11758         * c-opts.c (c_common_handle_option): Don't handle
11759         OPT_print_pch_checksum.
11761 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
11763         * c-common.h (c_common_handle_option): Update prototype and return
11764         value type.
11765         * c-opts.c (c_common_handle_option): Update prototype and return
11766         value type.  Update calls to handle_option and
11767         enable_warning_as_error.
11769 2010-07-27  Jakub Jelinek  <jakub@redhat.com>
11771         PR c/45079
11772         * c-pretty-print.c (pp_c_expression): Handle C_MAYBE_CONST_EXPR.
11774 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
11776         * c-common.h (c_common_missing_argument): Remove.
11777         * c-opts.c (c_common_missing_argument): Remove.
11778         * c.opt (A, D, F, I, MD, MMD, MQ, MT, U, fconstant-string-class=,
11779         idirafter, imacros, include, isysroot, isystem, iquote): Add
11780         MissingArgError.
11781         * c-objc-common.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.
11783 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
11785         * c-common.h (c_common_option_lang_mask,
11786         c_common_initialize_diagnostics, c_common_complain_wrong_lang_p):
11787         New.
11788         (c_common_init_options): Update prototype.
11789         * c-opts.c (c_common_option_lang_mask): New.
11790         (c_common_initialize_diagnostics): Split out of
11791         c_common_init_options.
11792         (accept_all_c_family_options, c_common_complain_wrong_lang_p):
11793         New.
11794         (c_common_init_options): Update prototype.  Use decoded options in
11795         search for -lang-asm.
11797 2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>
11799         * c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
11800         * c-format.c: Likewise.
11802 2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
11804         * c-common.h: Include diagnostic-core.h. Error if already
11805         included.
11806         * c-semantics.c: Do not define GCC_DIAG_STYLE here.
11808 2010-07-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
11810         * c-common.c (IN_GCC_FRONTEND): Do not undef.
11811         Do not include expr.h
11812         (vector_mode_valid_p): Move here.
11814 2010-06-21  DJ Delorie  <dj@redhat.com>
11816         * c-pragma.c (handle_pragma_diagnostic): Add push/pop,
11817         allow these pragmas anywhere.
11819 2010-06-14  Jakub Jelinek  <jakub@redhat.com>
11821         PR bootstrap/44509
11822         * c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
11823         (lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
11824         (lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
11825         ggc_strdup instead of xstrdup.
11827 2010-06-10  Jakub Jelinek  <jakub@redhat.com>
11829         * c-cppbuiltin.c: Include cpp-id-data.h.
11830         (lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
11831         (lazy_hex_fp_value): New function.
11832         (builtin_define_with_hex_fp_value): Provide definitions lazily.
11834 2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
11836         * c-gimplify.c: Do not include tree-flow.h
11838 2010-06-29  Joern Rennecke  <joern.rennecke@embecosm.com>
11840         PR other/44034
11841         * c-common.c: Rename targetm member:
11842         targetm.enum_va_list -> targetm.enum_va_list_p
11844 2010-06-28  Anatoly Sokolov  <aesok@post.ru>
11846         * c-common.c (shorten_compare): Adjust call to force_fit_type_double.
11848 2010-06-28  Steven Bosscher  <steven@gcc.gnu.org>
11850         * c-cppbuiltin.c: Do not include except.h.
11852 2010-06-24  Andi Kleen  <ak@linux.intel.com>
11854         * c-common.c (warn_for_omitted_condop): New.
11855         * c-common.h (warn_for_omitted_condop): Add prototype.
11857 2010-06-21  Joseph Myers  <joseph@codesourcery.com>
11859         * c.opt (lang-objc): Remove.
11860         * c-opts.c (c_common_handle_option): Don't handle OPT_lang_objc.
11862 2010-06-21  Joern Rennecke  <joern.rennecke@embecosm.com>
11864         * c-opts.c: Include "tm_p.h".
11866 2010-06-20  Joseph Myers  <joseph@codesourcery.com>
11868         * c-common.c (parse_optimize_options): Update call to
11869         decode_options.
11871 2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>
11873         * c-common.c (record_types_used_by_current_var_decl): Adjust for
11874         new type of types_used_by_cur_var_decl.
11876 2010-06-17  Joern Rennecke  <joern.rennecke@embecosm.com>
11878         PR bootstrap/44512
11879         * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Add cast
11880         for C++ standard compliance.
11882 2010-06-16  Jason Merrill  <jason@redhat.com>
11884         * c.opt: Add -Wnoexcept.
11886 2010-06-16  Richard Guenther  <rguenther@suse.de>
11888         PR c/44555
11889         * c-common.c (c_common_truthvalue_conversion): Remove
11890         premature and wrong optimization concering ADDR_EXPRs.
11892 2010-06-15  Arnaud Charlet  <charlet@adacore.com>
11894         * c-ada-spec.c (dump_sloc): Remove column info.
11895         (is_simple_enum): New function.
11896         (dump_generic_ada_node, print_ada_declaration): Map C enum types to Ada
11897         enum types when relevant.
11899 2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
11901         * c-common.c (conversion_warning): Warn at expression
11902         location.
11904 2010-06-10  Joseph Myers  <joseph@codesourcery.com>
11906         * c-opts.c (c_common_handle_option): Don't handle
11907         OPT_fshow_column.
11909 2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
11911         * c-pragma.c (push_alignment): Use typed GC allocation.
11912         (handle_pragma_push_options): Likewise.
11914         * c-common.c (parse_optimize_options): Likewise.
11916         * c-common.h (struct sorted_fields_type): Add variable_size GTY
11917         option.
11919 2010-06-07  Joseph Myers  <joseph@codesourcery.com>
11921         * c-common.c (flag_preprocess_only, flag_undef, flag_no_builtin,
11922         flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
11923         flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
11924         flag_signed_bitfields, warn_strict_null_sentinel,
11925         flag_nil_receivers, flag_zero_link, flag_replace_objc_classes,
11926         flag_gen_declaration, flag_no_gnu_keywords,
11927         flag_implement_inlines, flag_implicit_templates,
11928         flag_implicit_inline_templates, flag_optional_diags,
11929         flag_elide_constructors, flag_default_inline, flag_rtti,
11930         flag_conserve_space, flag_access_control, flag_check_new,
11931         flag_new_for_scope, flag_weak, flag_working_directory,
11932         flag_use_cxa_atexit, flag_use_cxa_get_exception_ptr,
11933         flag_enforce_eh_specs, flag_threadsafe_statics,
11934         flag_pretty_templates): Remove.
11935         * c-common.h (flag_preprocess_only, flag_nil_receivers,
11936         flag_objc_exceptions, flag_objc_sjlj_exceptions, flag_zero_link,
11937         flag_replace_objc_classes, flag_undef, flag_no_builtin,
11938         flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
11939         flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
11940         flag_const_strings, flag_signed_bitfields, flag_gen_declaration,
11941         flag_no_gnu_keywords, flag_implement_inlines,
11942         flag_implicit_templates, flag_implicit_inline_templates,
11943         flag_optional_diags, flag_elide_constructors, flag_default_inline,
11944         flag_rtti, flag_conserve_space, flag_access_control,
11945         flag_check_new, flag_new_for_scope, flag_weak,
11946         flag_working_directory, flag_use_cxa_atexit,
11947         flag_use_cxa_get_exception_ptr, flag_enforce_eh_specs,
11948         flag_threadsafe_statics, flag_pretty_templates,
11949         warn_strict_null_sentinel): Remove.
11950         * c.opt (E, Wstrict-null-sentinel, faccess-control, fasm,
11951         fbuiltin, fcheck-new, fconserve-space, felide-constructors,
11952         fenforce-eh-specs, ffor-scope, fgnu-keywords, fimplement-inlines,
11953         fimplicit-inline-templates, fimplicit-templates,
11954         flax-vector-conversions, fms-extensions, fnil-receivers,
11955         fnonansi-builtins, fpretty-templates, freplace-objc-classes,
11956         frtti, fshort-double, fshort-enums, fshort-wchar,
11957         fsigned-bitfields, fsigned-char, fstats, fthreadsafe-statics,
11958         funsigned-bitfields, funsigned-char, fuse-cxa-atexit,
11959         fuse-cxa-get-exception-ptr, fweak, fworking-directory, fzero-link,
11960         gen-decls, undef): Use Var.
11961         (fdefault-inline, foptional-diags): Document as doing nothing.
11962         * c-opts.c (c_common_handle_option): Remove cases for options now
11963         using Var.  Mark ignored options as such.
11965 2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>
11967         * c-common.c: Moved to here from parent directory.
11968         * c-common.def: Likewise.
11969         * c-common.h: Likewise.
11970         * c-cppbuiltin.c: Likewise.
11971         * c-dump.c: Likewise.
11972         * c-format.c: Likewise.
11973         * c-format.h : Likewise.
11974         * c-gimplify.c: Likewise.
11975         * c-lex.c: Likewise.
11976         * c-omp.c: Likewise.
11977         * c.opt: Likewise.
11978         * c-opts.c: Likewise.
11979         * c-pch.c: Likewise.
11980         * c-ppoutput.c: Likewise.
11981         * c-pragma.c: Likewise.
11982         * c-pragma.h: Likewise.
11983         * c-pretty-print.c: Likewise.
11984         * c-pretty-print.h: Likewise.
11985         * c-semantics.c: Likewise.
11986         * stub-objc.c: Likewise.
11988         * c-common.c: Include gt-c-family-c-common.h.
11989         * c-pragma.c: Include gt-c-family-c-pragma.h.
11991 Copyright (C) 2010-2021 Free Software Foundation, Inc.
11993 Copying and distribution of this file, with or without modification,
11994 are permitted in any medium without royalty provided the copyright
11995 notice and this notice are preserved.