[PR c/84293] Unexpected strict-alias warning
[official-gcc.git] / gcc / c-family / ChangeLog
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1 2018-02-09  Nathan Sidwell  <nathan@acm.org>
3         PR c/84293
4         * c-common.h (strict_aliasing_warning): Drop OTYPE arg, insert LOC
5         arg.
6         * c-warn.c (strict_aliasing_warning): Drop OTYPE arg, require LOC
7         arg.  Adjust.
9 2018-02-09  Martin Sebor  <msebor@redhat.com>
11         PR lto/84212
12         * c.opt (-Wstringop-overflow, -Warray-bounds): Add LTO.
13         (-Walloc-size-larger-than, -Wformat-truncation=): Same.
14         (-Wmaybe-uninitialized, -Wnonnull, -Wrestrict): Same.
15         (-Wstrict-overflow, -Wsuggest-attribute): Same.
16         (-Wuninitialized): Same.
18 2018-02-09  Eric Botcazou  <ebotcazou@adacore.com>
20         * c-ada-spec.c (dump_ada_declaration): Do not generate the 'constant'
21         keyword for components.
23 2018-02-02  Paolo Carlini  <paolo.carlini@oracle.com>
25         * c-common.h (DECL_UNNAMED_BIT_FIELD): New.
27 2018-02-02  Julia Koval  <julia.koval@intel.com>
29         * c-common.h (omp_clause_mask): Move to wide_int_bitmask.h.
31 2018-01-29  Marek Polacek  <polacek@redhat.com>
33         PR c/83966
34         * c-format.c (check_function_format): Check current_function_decl.
36 2018-01-27  Jakub Jelinek  <jakub@redhat.com>
38         * c-cppbuiltin.c (c_cpp_builtins): Use ggc_strdup for the fp_suffix
39         argument.
40         (LAZY_HEX_FP_VALUES_CNT): Define.
41         (lazy_hex_fp_values): Allow up to LAZY_HEX_FP_VALUES_CNT lazy hex fp
42         values rather than just 12.
43         (builtin_define_with_hex_fp_value): Likewise.
45 2018-01-18  Boris Kolpackov  <boris@codesynthesis.com>
47         PR other/70268
48         * c.opt (-fmacro-prefix-map): New option.
49         * c-opts.c (c_common_handle_option): Handle it.
50         * c-lex.c (init_c_lex): Set remap_filename cpp callback.
51         * c-ppoutput.c (init_pp_output): Likewise.
53 2018-01-17  David Malcolm  <dmalcolm@redhat.com>
55         PR c++/83814
56         * c-common.c (fold_for_warn): Move to c/c-fold.c and cp/expr.c.
58 2018-01-10  Eric Botcazou  <ebotcazou@adacore.com>
60         * c-ada-spec.c (dump_number): Add FLOAT_P parameter.
61         Skip 'f' and 'F' characters if it is true.
62         (store_ada_macro): Minor tweak.
63         (dump_ada_macros) <CPP_COMMENT>: Likewise.
64         <CPP_WSTRING>: Likewise.
65         <CPP_STRING>: Output '&' in the buffer if not the first string.
66         <CPP_NUMBER>: Adjust calls to dump_number.
68 2018-01-10  David Malcolm  <dmalcolm@redhat.com>
70         PR c++/43486
71         * c-common.c: Include "selftest.h".
72         (get_atomic_generic_size): Perform the test for integral type
73         before the range test for any integer constant, fixing indentation
74         of braces.  Call fold_for_warn before testing for an INTEGER_CST.
75         (reject_gcc_builtin): Strip any location wrapper from EXPR.
76         (selftest::test_fold_for_warn): New function.
77         (selftest::c_common_c_tests): New function.
78         (selftest::c_family_tests): Call it, and
79         selftest::c_pretty_print_c_tests.
80         * c-common.h (selftest::c_pretty_print_c_tests): New decl.
81         * c-format.c (check_format_arg): Convert VAR_P check to a
82         fold_for_warn.
83         * c-pretty-print.c: Include "selftest.h".
84         (pp_c_cast_expression): Don't print casts for location wrappers.
85         (selftest::assert_c_pretty_printer_output): New function.
86         (ASSERT_C_PRETTY_PRINTER_OUTPUT): New macro.
87         (selftest::test_location_wrappers): New function.
88         (selftest::c_pretty_print_c_tests): New function.
89         * c-warn.c (warn_for_memset): Call fold_for_warn on the arguments.
91 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
92             Alan Hayward  <alan.hayward@arm.com>
93             David Sherwood  <david.sherwood@arm.com>
95         * c-common.c (c_common_type_for_mode): Handle MODE_VECTOR_BOOL.
97 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
98             Alan Hayward  <alan.hayward@arm.com>
99             David Sherwood  <david.sherwood@arm.com>
101         * c-ubsan.c (ubsan_instrument_shift): Treat GET_MODE_BITSIZE
102         as polynomial.
104 2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
105             Alan Hayward  <alan.hayward@arm.com>
106             David Sherwood  <david.sherwood@arm.com>
108         * c-common.c (vector_types_convertible_p, c_build_vec_perm_expr)
109         (convert_vector_to_array_for_subscript): Handle polynomial
110         TYPE_VECTOR_SUBPARTS.
111         (c_common_type_for_mode): Check valid_vector_subparts_p.
112         * c-pretty-print.c (pp_c_initializer_list): Handle polynomial
113         VECTOR_CST_NELTS.
115 2018-01-03  Jakub Jelinek  <jakub@redhat.com>
117         Update copyright years.
119 2017-12-22  Mike Stump  <mikestump@comcast.net>
120             Eric Botcazou  <ebotcazou@adacore.com>
122         * c-pragma.c (init_pragma): Register pragma GCC unroll.
123         * c-pragma.h (enum pragma_kind): Add PRAGMA_UNROLL.
125 2017-12-22  Alexandre Oliva <aoliva@redhat.com>
127         PR debug/83527
128         PR debug/83419
129         * c-semantics.c (only_debug_stmts_after_p): New.
130         (pop_stmt_list): Clear side effects in debug-only stmt list.
131         Check for single nondebug stmt followed by debug stmts only.
133 2017-12-21  Alexandre Oliva  <aoliva@redhat.com>
135         PR debug/83419
136         * c-semantics.c (pop_stmt_list): Propagate side effects from
137         single nondebug stmt to container list.
139 2017-12-19  Jakub Jelinek  <jakub@redhat.com>
141         * known-headers.cc (get_stdlib_header_for_name): Replace Yoda
142         conditions with typical order conditions.
144 2017-12-18  Marek Polacek  <polacek@redhat.com>
146         * c-warn.c (warn_logical_operator): Return early if -Wlogical-op is
147         not in effect.
149 2017-12-17  Martin Sebor  <msebor@redhat.com>
151         * c-attribs.c (common_handle_aligned_attribute): Avoid issuing
152         an error for attribute warn_if_not_aligned.
154 2017-12-16  Martin Sebor  <msebor@redhat.com>
156         PR tree-optimization/78918
157         * c-common.c (check_function_restrict): Avoid checking built-ins.
158         * c.opt (-Wrestrict): Include in -Wall.
160 2017-12-15  Jakub Jelinek  <jakub@redhat.com>
162         * c-attribs.c (c_common_attribute_table,
163         c_common_format_attribute_table): Swap affects_type_identity
164         and handler fields, adjust comments.
166 2017-12-14  Bernd Edlinger  <bernd.edlinger@hotmail.de>
168         * c.opt (Wcast-function-type): New warning option.
169         * c-lex.c (get_fileinfo): Avoid warning.
170         * c-ppoutput.c (scan_translation_unit_directives_only): Remove cast.
172 2017-12-14  Qing Zhao  <qing.zhao@oracle.com>
174         PR middle_end/79538
175         * c-cppbuiltin.c (builtin_define_with_hex_fp_value):
176         Adjust the size of buf1 and buf2, add a new buf to avoid
177         format-overflow warning.
179 2017-12-12  Alexandre Oliva <aoliva@redhat.com>
181         * c-semantics.c (pop_stmt_list): Move begin stmt marker into
182         subsequent statement list.
184 2017-12-07  Martin Sebor  <msebor@redhat.com>
186         PR c/81544
187         PR c/81566
188         * c-attribs.c (attr_aligned_exclusions): New array.
189         (attr_alloc_exclusions, attr_cold_hot_exclusions): Same.
190         (attr_common_exclusions, attr_const_pure_exclusions): Same.
191         (attr_gnu_inline_exclusions, attr_inline_exclusions): Same.
192         (attr_noreturn_exclusions, attr_returns_twice_exclusions): Same.
193         (attr_warn_unused_result_exclusions): Same.
194         (handle_hot_attribute, handle_cold_attribute): Simplify.
195         (handle_const_attribute): Warn on function returning void.
196         (handle_pure_attribute): Same.
197         (handle_aligned_attribute): Diagnose conflicting attribute
198         specifications.
199         * c-warn.c (diagnose_mismatched_attributes): Simplify.
201 2017-12-06  David Malcolm  <dmalcolm@redhat.com>
203         PR c/83236
204         * c-common.c (selftest::c_family_tests): Call
205         selftest::c_spellcheck_cc_tests.
206         * c-common.h (selftest::c_spellcheck_cc_tests): New decl.
207         * c-spellcheck.cc: Include "selftest.h".
208         (name_reserved_for_implementation_p): New function.
209         (should_suggest_as_macro_p): New function.
210         (find_closest_macro_cpp_cb): Move the check for NT_MACRO to
211         should_suggest_as_macro_p and call it.
212         (selftest::test_name_reserved_for_implementation_p): New function.
213         (selftest::c_spellcheck_cc_tests): New function.
214         * c-spellcheck.h (name_reserved_for_implementation_p): New decl.
216 2017-12-06  David Malcolm  <dmalcolm@redhat.com>
218         * c-spellcheck.cc: New file, taken from macro-handling code in
219         spellcheck-tree.c.
220         * c-spellcheck.h: New file, taken from macro-handling code in
221         spellcheck-tree.h.
223 2017-12-01  Jakub Jelinek  <jakub@redhat.com>
225         * c-attribs.c (c_common_attribute_table): Remove "cilk simd function"
226         attribute.
227         (handle_simd_attribute): Don't check for "cilk simd function"
228         attribute.  Reindent, formatting changes.
230 2017-11-30  Julia Koval  <julia.koval@intel.com>
232         * c-common.h (inv_list): Remove.
234 2017-11-28  Jakub Jelinek  <jakub@redhat.com>
236         PR sanitizer/81275
237         * c-common.c (c_switch_covers_all_cases_p_1,
238         c_switch_covers_all_cases_p): New functions.
239         * c-common.h (c_switch_covers_all_cases_p): Declare.
241 2017-11-28  Julia Koval  <julia.koval@intel.com>
242             Sebastian Peryt  <sebastian.peryt@intel.com>
244         * array-notation-common.c: Delete.
245         * c-cilkplus.c: Ditto.
246         * c-common.c (_Cilk_spawn, _Cilk_sync, _Cilk_for): Remove.
247         * c-common.def (ARRAY_NOTATION_REF): Remove.
248         * c-common.h (RID_CILK_SPAWN, build_array_notation_expr,
249         build_array_notation_ref, C_ORT_CILK, c_check_cilk_loop,
250         c_validate_cilk_plus_loop, cilkplus_an_parts,
251         cilk_ignorable_spawn_rhs_op,
252         cilk_recognize_spawn): Remove.
253         * c-gimplify.c (CILK_SPAWN_STMT): Remove.
254         * c-omp.c: Remove CILK_SIMD check.
255         * c-pragma.c: Ditto.
256         * c-pragma.h: Remove CILK related pragmas.
257         * c-pretty-print.c (c_pretty_printer::postfix_expression): Remove
258         ARRAY_NOTATION_REF condition.
259         (c_pretty_printer::expression): Ditto.
260         * c.opt (fcilkplus): Remove.
261         * cilk.c: Delete.
263 2017-11-21  Marc Glisse  <marc.glisse@inria.fr>
265         * c-pretty-print.c (pp_c_additive_expression,
266         c_pretty_printer::expression): Handle POINTER_DIFF_EXPR.
268 2017-11-21  Jakub Jelinek  <jakub@redhat.com>
270         * c-common.c (get_nonnull_operand): Use tree_to_uhwi.
272         PR c++/83059
273         * c-common.c (get_atomic_generic_size): Use TREE_INT_CST_LOW
274         instead of tree_to_uhwi, formatting fix.
276 2017-11-20  David Malcolm  <dmalcolm@redhat.com>
278         PR c/81404
279         * known-headers.cc: New file, based on material from c/c-decl.c.
280         (suggest_missing_header): Copied as-is.
281         (get_stdlib_header_for_name): New, based on get_c_name_hint but
282         heavily edited to add C++ support.  Add some knowledge about
283         <limits.h>, <stdint.h>, and <wchar.h>.
284         * known-headers.h: Likewise.
286 2017-11-20  David Malcolm  <dmalcolm@redhat.com>
288         * c-common.h (enum lookup_name_fuzzy_kind): Move to name-hint.h.
289         (lookup_name_fuzzy): Likewise.  Convert return type from
290         const char * to name_hint.  Add location_t param.
291         * name-hint.h: New header.
293 2017-11-19  Jakub Jelinek  <jakub@redhat.com>
295         PR c/66618
296         PR c/69960
297         * c-common.h (c_fully_fold): Add LVAL argument defaulted to false.
299 2017-11-16  Joseph Myers  <joseph@codesourcery.com>
301         * c.opt (-std=c17, std=gnu17, -std=iso9899:2017): Refer to 2018
302         expected publication date of C17.
303         (-std=c18, -std=gnu18, -std=iso9899:2018): New option aliases.
305 2017-11-15  Joseph Myers  <joseph@codesourcery.com>
307         PR c/81156
308         * c-common.c (c_common_reswords): Add __builtin_tgmath.
309         * c-common.h (enum rid): Add RID_BUILTIN_TGMATH.
311 2017-11-10  Martin Sebor  <msebor@redhat.com>
313         PR c/81117
314         * c-common.c (catenate_strings): Use memcpy instead of strncpy.
315         * c-warn.c (sizeof_pointer_memaccess_warning): Handle arrays.
316         * c.opt (-Wstringop-truncation): New option.
318 2017-11-06  Martin Liska  <mliska@suse.cz>
320         PR middle-end/82404
321         * c-opts.c (c_common_post_options): Set -Wreturn-type for C++
322         FE.
323         * c.opt: Set default value of warn_return_type.
325 2017-10-31  David Malcolm  <dmalcolm@redhat.com>
327         * c-common.c (binary_op_error): Update for renaming of
328         error_at_rich_loc.
329         (c_parse_error): Likewise.
330         * c-warn.c (warn_logical_not_parentheses): Likewise for
331         renaming of inform_at_rich_loc.
332         (warn_for_restrict): Likewise for renaming of
333         warning_at_rich_loc_n.
335 2017-10-30  Joseph Myers  <joseph@codesourcery.com>
337         * c.opt (std=c17, std=gnu17, std=iso9899:2017): New options.
338         * c-opts.c (set_std_c17): New function.
339         (c_common_init_options): Use gnu17 as default C version.
340         (c_common_handle_option): Handle -std=c17 and -std=gnu17.
342 2017-10-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
344         * c-cppbuiltin.c (mode_has_fma): Add support for PowerPC KFmode.
345         (c_cpp_builtins): If a machine has a fast fma _Float<N> and
346         _Float<N>X variant, define __FP_FAST_FMA<N> and/or
347         __FP_FAST_FMA<N>X.
349 2017-10-23  Marek Polacek  <polacek@redhat.com>
351         PR c/82681
352         * c-warn.c (warnings_for_convert_and_check): Fix typos.
354 2017-10-19  Eric Botcazou  <ebotcazou@adacore.com>
356         * c-common.c (check_builtin_function_arguments): Also check arguments
357         of __builtin_alloca_with_align_and_max.
359 2017-10-17  David Malcolm  <dmalcolm@redhat.com>
361         * c-format.c (format_warning_at_char): Pass UNKNOWN_LOCATION
362         rather than NULL to format_warning_va.
363         (check_format_types): Likewise when calling format_type_warning.
364         Remove code to extract source_ranges and source_range * in favor
365         of just a location_t.
366         (format_type_warning): Convert source_range * param to a
367         location_t.
369 2017-10-13  Jakub Jelinek  <jakub@redhat.com>
371         * c-gimplify.c (c_gimplify_expr): Handle [LR]ROTATE_EXPR like
372         [LR]SHIFT_EXPR.
374 2017-10-12  David Malcolm  <dmalcolm@redhat.com>
376         * c-common.c (enum missing_token_insertion_kind): New enum.
377         (get_missing_token_insertion_kind): New function.
378         (maybe_suggest_missing_token_insertion): New function.
379         * c-common.h (maybe_suggest_missing_token_insertion): New decl.
381 2017-10-11  Nathan Sidwell  <nathan@acm.org>
383         * c-opts.c (add_prefixed_path): Change chain to incpath_kind.
384         (c_common_handle_option): Update incpath_kind names.
386 2017-10-11  Martin Liska  <mliska@suse.cz>
388         PR sanitizer/82490
389         * c-attribs.c (handle_no_sanitize_attribute): Report directly
390         Wattributes warning.
392 2017-10-10  Richard Sandiford  <richard.sandiford@linaro.org>
394         * c-ada-spec.c (dump_generic_ada_node): Use wi::to_wide when
395         operating on trees as wide_ints.
396         * c-common.c (pointer_int_sum): Likewise.
397         * c-pretty-print.c (pp_c_integer_constant): Likewise.
398         * c-warn.c (match_case_to_enum_1): Likewise.
399         (c_do_switch_warnings): Likewise.
400         (maybe_warn_shift_overflow): Likewise.
402 2017-10-10  Jakub Jelinek  <jakub@redhat.com>
404         PR c/82437
405         * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_wide
406         instead of wide_int::from.
408 2017-10-06  Jakub Jelinek  <jakub@redhat.com>
410         PR c/82437
411         * c-warn.c (warn_tautological_bitwise_comparison): Instead of
412         using to_widest use wide_int with the larger of the two precisions.
414 2017-10-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
416         * c-pretty-print.c (pp_c_parameter_type_list): Print ... for variadic
417         functions.
419 2017-10-02  Richard Sandiford  <richard.sandiford@linaro.org>
421         * c-warn.c (warn_tautological_bitwise_comparison): Use wi::to_widest
422         when combining the original unconverted comparison operands.
424 2017-09-29  Jakub Jelinek  <jakub@redhat.com>
426         * c-attribs.c (handle_noipa_attribute): Don't add "stack_protect"
427         attribute.
429 2017-09-29  Eric Botcazou  <ebotcazou@adacore.com>
431         * c-ada-spec.c (to_ada_name): Add index parameter.
432         (pp_ada_tree_identifier): Likewise.
433         (dump_ada_macros): Adjust call to to_ada_name.
434         (struct overloaded_name_hash): New type.
435         (struct overloaded_name_hasher): Likewise.
436         (overloaded_names): New hash table.
437         (compute_overloading_index): New function.
438         (dump_ada_decl_name): Call it and pass the result to
439         pp_ada_tree_identifier.
440         (dump_ada_double_name): Adjust calls to pp_ada_tree_identifier.
441         (dump_ada_function_declaration): Likewise.
442         (dump_generic_ada_node): Likewise.
443         (print_constructor): Likewise.
444         (print_destructor): Likewise.
445         (dump_ada_specs): Delete overloaded_names table.
447 2017-09-29  Eric Botcazou  <ebotcazou@adacore.com>
449         * c-ada-spec.c (max_ada_macros): Move around.
450         (store_ada_macro_index): Likewise.
451         (source_file): Rename into...
452         (macro_source_file): ...this.
453         (count_ada_macro): Move around.
454         (store_ada_macro): Likewise.
455         (compare_macro): Likewise.
456         (print_ada_macros): Merge in...
457         (dump_ada_macros): ...this.
458         (source_file_base): Rename into...
459         (current_source_file): ...this.
460         (print_comment): Move around.
461         (dump_ada_nodes): Call dump_ada_declaration directly.
462         (struct with): Change type of limited field to bool.
463         (append_withs): Change type of limited_access parameter to bool.
464         (pp_ada_tree_identifie): Likewise.
465         (dump_ada_decl_nam): Likewise.
466         (dump_generic_ada_node): Likewise.  Do not print the return type.
467         (to_ada_name): Change type of space_found parameter to bool.
468         (dump_ada_function_declaration): Return void and change type of
469         parameters to bool.  Also print the return type for a function.
470         (print_ada_methods): Rename into...
471         (dump_ada_methods): ...this.
472         (print_ada_declaration): Rename into ...
473         (dump_ada_declaration): ...this.  Do not print the return type.
474         (print_ada_struct_decl): Rename into...
475         (dump_ada_struct_decl): ...this.
477 2017-09-29  Jakub Jelinek  <jakub@redhat.com>
479         * c-attribs.c (handle_packed_attribute): Test DECL_C_BIT_FIELD
480         rather than DECL_INITIAL.
481         (common_handle_aligned_attribute): Likewise.
483 2017-09-20  Alexandre Oliva <aoliva@redhat.com>
485         * c.opt (gen-decls): Add RejectNegative.
487 2017-09-15  Andrew Sutton  <andrew.n.sutton@gmail.com>
488             Jakub Jelinek  <jakub@redhat.com>
490         Add support for -std=c++2a.
491         * c-common.h (cxx_dialect): Add cxx2a as a dialect.
492         * opt.c: Add options for -std=c++2a and -std=gnu++2a.
493         * c-opts.c (set_std_cxx2a): New.
494         (c_common_handle_option): Set options when -std=c++2a is enabled.
495         (c_common_post_options): Adjust comments.
496         (set_std_cxx14, set_std_cxx17): Likewise.
498 2017-09-15  Eric Botcazou  <ebotcazou@adacore.com>
500         * c-pragma.c (handle_pragma_scalar_storage_order): Expand on error
501         message for non-uniform endianness and issue a warning in C++.
503 2017-09-15  Jakub Jelinek  <jakub@redhat.com>
505         * c.opt (Wc++1z-compat): Change from option to undocumented alias.
506         (Wc++17-compat): Change from undocumented alias to option.
507         (Wnoexcept-type): Enable by Wc++17-compat instead of Wc++1z-compat,
508         change C++1z to C++17 in description.
509         (std=c++1z, std=gnu++1z): Change from option to undocumented
510         deprecated alias.
511         (std=c++17, std=gnu++17): Change from undocumented alias to option.
512         Adjust description.
513         * c-common.h (enum cxx_dialect): Rename cxx1z to cxx17.
514         * c-opts.c (set_std_cxx1z): Rename to ...
515         (set_std_cxx17): ... this.
516         (c_common_handle_option): Rename OPT_std_c__1z to OPT_std_c__17
517         and OPT_std_gnu__1z to OPT_std_gnu__17.  Adjust set_std_cxx1z
518         caller.
519         (c_common_post_options): Use cxx17 instead of cxx1z.  Adjust
520         comments.
522 2017-09-12  H.J. Lu  <hongjiu.lu@intel.com>
524         * c-attribs.c (common_handle_aligned_attribute): Don't warn
525         function alignment if warn_if_not_aligned_p is true.
527 2017-09-12  Nathan Sidwell  <nathan@acm.org>
529         * c-common.c (field_decl_cmp, resort_data, resort_field_decl_cmp,
530         resort_sorted_fields): Move to c/c-decl.c.
531         * c-common.h (field_decl_cmp, resort_sorted_fields): Delete.
532         (struct sorted_fields_type): Move to c/c-lang.h.
534 2017-09-09  Jonathan Wakely  <jwakely@redhat.com>
536         PR c++/81852
537         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_threadsafe_static_init.
539 2017-09-04  Marek Polacek  <polacek@redhat.com>
541         PR c/81783
542         * c-warn.c (warn_tautological_bitwise_comparison): New function.
543         (warn_tautological_cmp): Call it.
545 2017-09-01  Boris Kolpackov <boris@codesynthesis.com>
547         * c-opts.c (c_common_finish): Write dependency information even if
548         there are errors.
550 2017-09-01  Jakub Jelinek  <jakub@redhat.com>
552         PR c/81887
553         * c-pragma.c (omp_pragmas): Move "ordered" entry from here to ...
554         (omp_pragmas_simd): ... here.
555         * c-omp.c (c_finish_omp_ordered): If clauses isn't simd clause alone,
556         create new clauses list containing just simd clause.
558 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
559             Alan Hayward  <alan.hayward@arm.com>
560             David Sherwood  <david.sherwood@arm.com>
562         * c-attribs.c (vector_mode_valid_p) Fold GET_MODE_INNER call
563         into scalar_mode_supported_p call.
564         (handle_mode_attribute): Update call to scalar_mode_supported_p.
566 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
567             Alan Hayward  <alan.hayward@arm.com>
568             David Sherwood  <david.sherwood@arm.com>
570         * c-common.c (c_common_fixed_point_type_for_size): Use opt_scalar_mode
571         for the mode iterator.
573 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
574             Alan Hayward  <alan.hayward@arm.com>
575             David Sherwood  <david.sherwood@arm.com>
577         * c-lex.c (interpret_fixed): Use SCALAR_TYPE_MODE.
578         * c-common.c (c_build_vec_perm_expr): Likewise.
580 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
581             Alan Hayward  <alan.hayward@arm.com>
582             David Sherwood  <david.sherwood@arm.com>
584         * c-common.c (c_common_type_for_mode): Use as_a <scalar_int_mode>.
586 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
587             Alan Hayward  <alan.hayward@arm.com>
588             David Sherwood  <david.sherwood@arm.com>
590         * c-attribs.c (handle_mode_attribute): Check for a scalar_int_mode
591         before calling targetm.addr_space.valid_pointer_mode.
593 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
594             Alan Hayward  <alan.hayward@arm.com>
595             David Sherwood  <david.sherwood@arm.com>
597         * c-cppbuiltin.c (c_cpp_builtins): Use opt_scalar_float_mode.
599 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
600             Alan Hayward  <alan.hayward@arm.com>
601             David Sherwood  <david.sherwood@arm.com>
603         * c-common.c (c_common_fixed_point_type_for_size): Use new mode
604         iterators.
605         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
607 2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
608             Alan Hayward  <alan.hayward@arm.com>
609             David Sherwood  <david.sherwood@arm.com>
611         * c-cppbuiltin.c (mode_has_fma): Prefix mode names with E_ in
612         case statements.
614 2017-08-29  Martin Liska  <mliska@suse.cz>
616         PR other/39851
617         * c-common.c (parse_optimize_options): Add argument to function
618         call.
619         * c-pragma.c (handle_pragma_diagnostic): Likewise.
621 2017-08-24  David Malcolm  <dmalcolm@redhat.com>
623         * c-lex.c (interpret_float): Use token location
624         when building an EXCESS_PRECISION_EXPR.
626 2017-08-21  David Malcolm  <dmalcolm@redhat.com>
628         * c-common.c (check_function_arguments): Add "arglogs" param; pass
629         it to check_function_format.
630         * c-common.h (check_function_arguments): Add vec<location_t> *
631         param.
632         (check_function_format): Likewise.
633         * c-format.c (struct format_check_context): Add field "arglocs".
634         (check_function_format): Add param "arglocs"; pass it to
635         check_format_info.
636         (check_format_info):  Add param "arglocs"; use it to initialize
637         new field of format_ctx.
638         (check_format_arg): Pass format_ctx->arglocs to new param of
639         check_format_info_main.
640         (class argument_parser): New field "arglocs".
641         (argument_parser::argument_parser): Add "arglocs_" param and use
642         it to initialize new field.
643         (argument_parser::check_argument_type): Pass new arglocs field to
644         check_format_types.
645         (check_format_info_main): Add param "arglocs", and use it when
646         constructing arg_parser.
647         (check_format_types): Add param "arglocs"; use it if non-NULL when
648         !EXPR_HAS_LOCATION (cur_param) to get at location information.
650 2017-08-18  H.J. Lu  <hongjiu.lu@intel.com>
652         PR c/53037
653         * c-attribs.c (handle_warn_if_not_aligned_attribute): New.
654         (c_common_attribute_table): Add warn_if_not_aligned.
655         (handle_aligned_attribute): Renamed to ...
656         (common_handle_aligned_attribute): Remove argument, name, and add
657         argument, warn_if_not_aligned.  Handle warn_if_not_aligned.
658         (handle_aligned_attribute): New.
659         * c.opt: Add -Wif-not-aligned and -Wpacked-not-aligned.
661 2017-08-14  Martin Sebor  <msebor@redhat.com>
663         PR c/81117
664         * c-attribs.c (c_common_attribute_table): Add nonstring entry.
665         (handle_nonstring_attribute): New function.
667 2017-08-14  Martin Sebor  <msebor@redhat.com>
669         PR c/81117
670         * c-format.h (T89_G): New macro.
671         * c-format.c (local_gcall_ptr_node): New variable.
672         (init_dynamic_diag_info): Initialize it.
674 2017-08-11  Martin Liska  <mliska@suse.cz>
676         * c-opts.c (c_common_post_options): Replace ASM_OUTPUT_DEF with
677         TARGET_SUPPORTS_ALIASES.
679 2017-08-10  David Malcolm  <dmalcolm@redhat.com>
681         * c-common.c (c_parse_error): Add rich_location * param, using it
682         rather implicitly using input_location.
683         * c-common.h (c_parse_error): Add rich_location * param.
685 2017-08-09  Marek Polacek  <polacek@redhat.com>
687         * c-common.c (pointer_int_sum): Use true/false instead of 1/0.
688         (c_common_truthvalue_conversion): Likewise.
689         * c-omp.c (c_finish_omp_atomic): Likewise.
690         * c-common.h (build_binary_op): Update declaration.
692 2017-08-08  Martin Liska  <mliska@suse.cz>
694         * c-ada-spec.c: Include header files.
695         * c-ubsan.c: Likewise.
696         * c-warn.c: Likewise.
698 2017-08-07  Jakub Jelinek  <jakub@redhat.com>
700         PR c/69389
701         * c-omp.c (c_finish_omp_atomic): Handle atomics on bitfields.
703 2017-08-07  Eric Botcazou  <ebotcazou@adacore.com>
705         * c-ada-spec.c (has_nontrivial_methods): Test for FUNCTION_DECL.
706         (print_ada_methods): Likewise.
707         (print_ada_declaration): Likewise.
709 2017-08-07  Martin Liska  <mliska@suse.cz>
711         * array-notation-common.c: Add new includes.
712         * c-format.c( handle_format_attribute): Canonicalize a format
713         function name.
714         * c-lex.c (c_common_has_attribute): Canonicalize name of an
715         attribute.
716         * c-pretty-print.c: Add new include.
718 2017-08-05  Eric Botcazou  <ebotcazou@adacore.com>
720         * c-ada-spec.c (has_static_fields): Look only into variables.
721         (print_constructor): Add TYPE parameter and use it for the name.
722         (print_destructor): Likewise.
723         (print_ada_declaration): Adjust to new constructor/destructor names.
724         Adjust calls to print_constructor and print_destructor.
725         (print_ada_struct_decl): Do not test TREE_STATIC on FIELD_DECL.
726         Look only into variables in the final loop.
728 2017-08-01  Eric Botcazou  <ebotcazou@adacore.com>
730         * c-ada-spec.c (has_static_fields): Look only into fields.
731         (dump_generic_ada_node): Small tweak.
732         (dump_nested_types): Look only into fields.
733         (print_ada_declaration): Look only into methods.  Small tweak.
734         (print_ada_struct_decl): Look only into fields.  Use DECL_VIRTUAL_P.
736 2017-08-01  Eric Botcazou  <ebotcazou@adacore.com>
738         * c-ada-spec.c (print_generic_ada_decl): Pass correctly-typed constant.
739         (dump_ada_function_declaration): Likewise.
740         (dump_generic_ada_node): Likewise.
741         (print_ada_declaration): Add support for const-qualified variables.
743 2017-07-31  Martin Liska  <mliska@suse.cz>
745         PR sanitize/81530
746         * c-ubsan.c (ubsan_maybe_instrument_array_ref):
747         Guard condition with flag_sanitize_p also with current_function_decl
748         non-null equality.
749         (ubsan_maybe_instrument_reference_or_call): Likewise.
751 2017-07-30  Uros Bizjak  <ubizjak@gmail.com>
753         * c-format.c (asm_fprintf_char_table): Add 'z' to format_chars.
755 2017-07-29  Eric Botcazou  <ebotcazou@adacore.com>
757         * c-ada-spec.c (dump_generic_ada_node): Take into account signedness
758         for enumeral types.
759         (print_ada_declaration): Add missing guard for record types.
761 2017-07-27  Jakub Jelinek  <jakub@redhat.com>
763         PR c/45784
764         * c-omp.c (c_finish_omp_for): If the condition is wrapped in
765         rhs of COMPOUND_EXPR(s), skip them and readd their lhs into
766         new COMPOUND_EXPRs around the rhs of the comparison.
768 2017-07-27  Marek Polacek  <polacek@redhat.com>
770         PR c/81417
771         * c-warn.c (warn_for_sign_compare): Tweak the warning message.  Print
772         the types.
774 2017-07-27  Jakub Jelinek  <jakub@redhat.com>
776         * c-attribs.c (c_common_attribute_table): Add noipa attribute.
777         (handle_noipa_attribute): New function.
779 2017-07-07  Torsten Duwe  <duwe@suse.de>
781         * c-attribs.c (c_common_attribute_table): Add entry for
782         "patchable_function_entry".
784 2017-07-20  Nathan Sidwell  <nathan@acm.org>
786         Remove TYPE_METHODS.
787         * c-ada-spec.c (is_tagged_type, has_nontrivial_methods,
788         dump_ada_template, print_ada_methods,
789         print_ada_declaration): Member fns are on TYPE_FIELDS.
791 2017-07-18  Nathan Sidwell  <nathan@acm.org>
793         * c-warn.c (warn_for_memset): Use TYPE_{MIN,MAX}_VALUE.
795 2017-07-14  David Malcolm  <dmalcolm@redhat.com>
797         * c-common.c (try_to_locate_new_include_insertion_point): New
798         function.
799         (per_file_includes_t): New typedef.
800         (added_includes_t): New typedef.
801         (added_includes): New variable.
802         (maybe_add_include_fixit): New function.
803         * c-common.h (maybe_add_include_fixit): New decl.
805 2017-07-10  Martin Sebor  <msebor@redhat.com>
807         PR other/81345
808         * c.opt (-Wstringop-overflow): Set defaults in LangEnabledBy.
810 2017-07-06  David Malcolm  <dmalcolm@redhat.com>
812         * c-common.c (selftest::c_family_tests): New.
813         * c-common.h (selftest::run_c_tests): Move decl to c/c-lang.h.
814         (selftest::c_family_tests): New decl.
816 2017-07-04  Marek Polacek  <polacek@redhat.com>
818         PR c/81231
819         * c-common.c (sync_resolve_size): Give error for pointers to incomplete
820         types.
822 2017-07-04  Marek Polacek  <polacek@redhat.com>
824         * c-warn.c (warn_if_unused_value): Remove WITH_CLEANUP_EXPR handling.
826 2017-06-28  Martin Liska  <mliska@suse.cz>
828         PR ipa/81128
829         * c-attribs.c (handle_alias_ifunc_attribute): Append ifunc alias
830         to a function declaration.
832 2017-06-28  Martin Liska  <mliska@suse.cz>
834         PR driver/79659
835         * c.opt: Add IntegerRange to various options.
837 2017-06-26  Marek Polacek  <polacek@redhat.com>
839         PR c/80116
840         * c-common.h (warn_for_multistatement_macros): Declare.
841         * c-warn.c: Include "c-family/c-indentation.h".
842         (warn_for_multistatement_macros): New function.
843         * c.opt (Wmultistatement-macros): New option.
844         * c-indentation.c (guard_tinfo_to_string): No longer static.
845         Change the parameter type to "enum rid".  Handle RID_SWITCH.
846         * c-indentation.h (guard_tinfo_to_string): Declare.
848 2017-06-23  Marc Glisse  <marc.glisse@inria.fr>
850         * c-common.c (c_common_nodes_and_builtins): Use builtin_structptr_types.
852 2017-06-15  Martin Sebor  <msebor@redhat.com>
854         PR c++/80560
855         * c.opt (-Wclass-memaccess): New option.
857 2017-06-14  Boris Kolpackov  <boris@codesynthesis.com>
859         * c-opts.c (c_common_finish): Handle '-' special value to -MF.
861 2017-06-13  Marek Polacek  <polacek@redhat.com>
863         PR objc/80949
864         * c-warn.c (do_warn_duplicated_branches): Return if any of the
865         branches is null.
867 2017-06-13  Martin Liska  <mliska@suse.cz>
869         PR sanitize/78204
870         * c-attribs.c (add_no_sanitize_value): New function.
871         (handle_no_sanitize_attribute): Likewise.
872         (handle_no_sanitize_address_attribute): Use the function.
873         (handle_no_sanitize_thread_attribute): New function.
874         (handle_no_address_safety_analysis_attribute): Use
875         add_no_sanitize_value.
876         (handle_no_sanitize_undefined_attribute): Likewise.
877         * c-common.h: Declare new functions.
878         * c-ubsan.c (ubsan_instrument_division): Use sanitize_flags_p.
879         (ubsan_instrument_shift): Likewise.
880         (ubsan_instrument_bounds): Likewise.
881         (ubsan_maybe_instrument_array_ref): Likewise.
882         (ubsan_maybe_instrument_reference_or_call): Likewise.
884 2017-06-11  Jason Merrill  <jason@redhat.com>
886         * c-ada-spec.c, c-pragma.c: Use id_equal.
888 2017-06-04  Marek Polacek  <polacek@redhat.com>
890         PR c/80919
891         * c-format.c (matching_type_p): Return false if any of the types
892         requires structural equality.
894 2017-06-02  Martin Sebor  <msebor@redhat.com>
896         PR c/80892
897         * c-warn.c (conversion_warning): Use -Wconversion for integer
898         conversion and -Wfloat-conversion for floating one.
900 2017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>
902         * c.opt (Wsizeof-pointer-div): New warning option.
904 2017-06-01  Volker Reichelt  <v.reichelt@netcologne.de>
906         * c.opt (Wcatch-value): New shortcut for Wcatch-value=1.
907         (Wcatch-value=1): Enable by -Wall.
909 2017-05-30  David Malcolm  <dmalcolm@redhat.com>
911         * c-format.c (gcc_cxxdiag_char_table): Add 'H' and 'I' to
912         format_chars.
913         * c.opt (fdiagnostics-show-template-tree): New option.
914         (felide-type): New option.
916 2017-05-25  Volker Reichelt  <v.reichelt@netcologne.de>
918         * c.opt (Wcatch-value=): New C++ warning flag.
920 2017-05-24  Nathan Sidwell  <nathan@acm.org>
922         * c=common.c (field_decl_cmp, resort_field_decl_cmp): Adjust T
923         const casts to avoid warning.
925 2017-05-24  Martin Sebor  <msebor@redhat.com>
927         PR c/80731
928         * c-common.h (unsafe_conversion_p): Add a function argument.
929         * c-common.c (unsafe_conversion_p): Same.
930         Add type names and values to diagnostics.
931         (scalar_to_vector): Adjust.
932         * c-warn.c (constant_expression_error): Add a function argument.
933         Add type names and values to diagnostics.
934         (conversion_warning): Add a function argument.
935         Add type names and values to diagnostics.
936         (warnings_for_convert_and_check): Same.
938 2017-05-19  Jason Merrill  <jason@redhat.com>
940         * c-warn.c (match_case_to_enum_1): Don't warn about enums with no
941         enumerators.
943 2017-05-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
945         * c-format.c (locus): Move out of function scope,
946         add GTY attribute.
948 2017-05-19  Nathan Sidwell  <nathan@acm.org>
950         * c-opts.c (class_dump_file, class_dump_flags): Delete.
951         (c_common_parse_file): Remove class dump handling.
952         (get_dump_info): Likewise.
954 2017-05-19  Richard Biener  <rguenther@suse.de>
956         PR c++/80593
957         * c-warn.c (strict_aliasing_warning): Do not warn for accesses
958         to alias-set zero memory.
960 2017-05-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
962         * c-format.c (local_tree_type_node): Add GTY attribute.
964 2017-05-18  Marek Polacek  <polacek@redhat.com>
966         * c-common.c (c_common_type_for_size): Use NULL_TREE instead of 0.
967         (c_common_fixed_point_type_for_size): Likewise.
968         (c_common_type_for_mode): Likewise.
969         (shorten_compare): Likewise.
970         (c_promoting_integer_type_p): Use false/true instead of 0/1.
971         * c-pragma.c (maybe_apply_renaming_pragma): Use NULL_TREE instead of 0.
973 2017-05-18  Marek Polacek  <polacek@redhat.com>
975         * c-common.c (self_promoting_args_p): Change the return type to bool.
976         Use false/true instead of 0/1.
977         * c-common.h (self_promoting_args_p): Update.
979 2017-05-17  Marek Polacek  <polacek@redhat.com>
981         * c-common.c: Use NULL_TREE instead of 0 where appropriate.
982         * c-warn.c: Likewise.
984 2017-05-17  Ville Voutilainen  <ville.voutilainen@gmail.com>
986         Implement new C++ intrinsics __is_assignable and __is_constructible.
987         * c-common.c (__is_assignable, __is_constructible): New.
988         * c-common.h (RID_IS_ASSIGNABLE, RID_IS_CONSTRUCTIBLE): Likewise.
990 2017-05-17  Martin Liska  <mliska@suse.cz>
992         * c-common.h: Introduce dump_flags_t type and
993         use it instead of int type.
994         * c-gimplify.c (c_genericize): Likewise.
995         * c-opts.c: Likewise.
997 2017-05-17  Marek Polacek  <polacek@redhat.com>
999         * c-common.c (c_save_expr): Remove.
1000         (c_common_truthvalue_conversion): Remove a call to c_save_expr.
1001         * c-common.h (c_save_expr): Remove declaration.
1003 2017-05-09  Volker Reichelt  <v.reichelt@netcologne.de>
1005         PR c/35441
1006         * c-pretty-print.c (c_pretty_printer::expression): Handle MAX_EXPR,
1007         MIN_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, LROTATE_EXPR, RROTATE_EXPR.
1008         (c_pretty_printer::postfix_expression): Handle MAX_EXPR, MIN_EXPR.
1009         (c_pretty_printer::multiplicative_expression): Handle EXACT_DIV_EXPR,
1010         RDIV_EXPR.
1011         (pp_c_shift_expression): Handle LROTATE_EXPR, RROTATE_EXPR.
1013 2017-05-09  Marek Polacek  <polacek@redhat.com>
1015         PR c/80525
1016         * c-warn.c (unwrap_c_maybe_const): New.
1017         (warn_logical_operator): Call it.
1019 2017-05-09  Nathan Sidwell  <nathan@acm.org>
1021         * c-common.c (c_register_builtin_type): Use pushdecl lang_hook.
1022         * c-common.h (pushdecl_top_level, pushdecl): Don't declare here.
1024 2017-05-08  Martin Sebor  <msebor@redhat.com>
1026         PR translation/80280
1027         * c-format.h (struct format_flag_spec): Add new member.
1028         (T89_T): New macro.
1029         * c-format.c (local_tree_type_node): New global.
1030         (printf_flag_specs, asm_fprintf_flag_spec): Initialize new data.
1031         (gcc_diag_flag_specs, scanf_flag_specs, strftime_flag_specs): Ditto.
1032         (strfmon_flag_specs): Likewise.
1033         (gcc_diag_char_table, gcc_cdiag_char_table): Split up specifiers
1034         with distinct quoting properties.
1035         (gcc_tdiag_char_table, gcc_cxxdiag_char_table): Same.
1036         (flag_chars_t::validate): Add argument and handle bad quoting.
1037         (check_format_info_main): Handle quoting problems.
1038         (init_dynamic_diag_info): Simplify.
1040 2017-05-08  Jason Merrill  <jason@redhat.com>
1042         * c-opts.c (c_common_post_options): Update defaults for
1043         flag_abi_version and flag_abi_compat_version.
1045 2017-05-05  David Malcolm  <dmalcolm@redhat.com>
1047         * c-common.c (c_cpp_error): Replace report_diagnostic
1048         with diagnostic_report_diagnostic.
1050 2017-05-04  Martin Sebor  <msebor@redhat.com>
1052         PR translation/80280
1053         * c-attribs.c (handle_alias_ifunc_attribute): Quote a %D directive.
1054         (handle_weakref_attribute): Same.
1056 2017-05-03  Nathan Sidwell  <nathan@acm.org>
1058         Canonicalize canonical type hashing
1059         * c-common.c (complete_array_type): Use type_hash_canon.
1061 2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>
1063         PR c++/80038
1064         * c-common.h (cilk_gimplify_call_params_in_spawned_fn): Remove
1065         prototype.
1066         (cilk_install_body_pedigree_operations): Likewise.
1067         * cilk.c (cilk_set_spawn_marker): Mark functions that should be
1068         detatched.
1069         (cilk_gimplify_call_params_in_spawned_fn): Remove.
1070         (cilk_install_body_pedigree_operations): Likewise.
1071         (gimplify_cilk_spawn): Add EXPR_STMT and CLEANUP_POINT_EXPR
1072         unwrapping.
1074 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
1076         PR c++/80534
1077         * c-common.c (complete_array_type): Only hash TYPE_TYPELESS_STORAGE
1078         flag on non-aggregate element types.
1080 2017-04-25  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1082         * c-common.c (c_type_hasher, type_hash_table): Remove.
1083         (c_common_get_alias_set): Remove unreachable code.
1084         * c-opts.c (c_common_post_options): Make sure cc1 takes only one file.
1086 2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>
1088         * c.opt (Wextra-semi): New C++ warning flag.
1090 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
1092         PR middle-end/80423
1093         * c-common.c (complete_array_type): Preserve TYPE_TYPELESS_STORAGE.
1095 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
1097         PR middle-end/79788
1098         PR middle-end/80375
1099         * c-common.c (c_common_type_for_mode): Don't handle
1100         widest_*_literal_type_node here.
1101         c_common_signed_or_unsigned_type): Likewise.
1102         (c_common_nodes_and_builtins): Set widest_*_literal_type_node
1103         to *intTI_type_node or *intDI_type_node depending on whether
1104         TImode is supported by the target or not.
1106 2017-04-10  Martin Liska  <mliska@suse.cz>
1108         PR sanitizer/80350
1109         * c-ubsan.c (ubsan_instrument_shift): Evaluate RHS before
1110         doing an UBSAN check.
1112 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
1114         * c-warn.c (do_warn_double_promotion): Fix typo in comment.
1116 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
1118         PR c++/79572
1119         * c-ubsan.h (ubsan_maybe_instrument_reference): Change argument to
1120         tree *.
1121         * c-ubsan.c (ubsan_maybe_instrument_reference): Likewise.  Handle
1122         not just NOP_EXPR to REFERENCE_TYPE, but also INTEGER_CST with
1123         REFERENCE_TYPE.
1125 2017-03-31  David Malcolm  <dmalcolm@redhat.com>
1127         PR documentation/78732
1128         * c.opt (Wendif-labels): Fix description to refer to
1129         #else rather than #elif.
1131 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
1133         PR libstdc++/80251
1134         * c-common.h (enum rid): Add RID_IS_AGGREGATE.
1135         * c-common.c (c_common_reswords): Add __is_aggregate trait.
1137 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
1139         PR middle-end/80162
1140         * c-common.c (c_common_mark_addressable_vec): Don't set
1141         TREE_ADDRESSABLE on DECL_HARD_REGISTER.
1143 2017-03-21  Martin Sebor  <msebor@redhat.com>
1145         PR c++/79548
1146         * c-common.c (set_underlying_type): Mark type used only when
1147         original del is declared unused.
1149 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
1151         PR translation/79848
1152         * c-format.c (check_format_string): Simplify uses of "%<%s%>" to
1153         "%qs".
1155 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
1157         PR c/79921
1158         * c-indentation.c (warn_for_misleading_indentation): Remove parens
1159         from inform's message, so that xgettext can locate it.
1161 2017-03-09  Marek Polacek  <polacek@redhat.com>
1163         PR c++/79962
1164         PR c++/79984
1165         * c-attribs.c (handle_nonnull_attribute): Save the result of default
1166         conversion to the attribute list.
1168 2017-03-09  Martin Liska  <mliska@suse.cz>
1170         * c-ada-spec.c (macro_length): Increment value instead of a pointer.
1172 2017-03-03  Jason Merrill  <jason@redhat.com>
1174         * c.opt (Wnoexcept-type): New.
1176 2017-03-02  Richard Biener  <rguenther@suse.de>
1178         PR c/79756
1179         * c-common.c (c_common_mark_addressable_vec): Look through
1180         C_MAYBE_CONST_EXPR.
1182 2017-02-28  Martin Liska  <mliska@suse.cz>
1184         * c.opt: Replace space with tabular for options of <number>
1185         type.
1187 2017-02-28  Martin Liska  <mliska@suse.cz>
1189         * c.opt: Fix --help=option -Q for options which are of
1190         an enum type.
1192 2017-02-24  Jakub Jelinek  <jakub@redhat.com>
1194         PR c++/79588
1195         * c-common.c (check_function_restrict): New function.
1196         (check_function_arguments): Add FNDECL argument.  Call
1197         check_function_restrict if -Wrestrict.
1198         * c-warn.c (warn_for_restrict): Remove ARGS argument, add ARGARRAY
1199         and NARGS.  Use auto_vec for ARG_POSITIONS, simplify.
1200         * c-common.h (check_function_arguments): Add FNDECL argument.
1201         (warn_for_restrict): Remove ARGS argument, add ARGARRAY and NARGS.
1203 2017-02-24  Eric Botcazou  <ebotcazou@adacore.com>
1205         * c-ada-spec.c (dump_ada_function_declaration): Add comment about the
1206         treatment of parameters with pointer-to-tagged type and tidy up.
1207         (print_ada_methods): Remove the special treatment of C++ static member
1208         functions.
1210 2017-02-22  Martin Liska  <mliska@suse.cz>
1212         * c.opt: Replace inequality signs with square brackets
1213         for -Wnornalized.
1215 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
1217         PR c++/79641
1218         * c-attribs.c (handle_mode_attribute): Use build_qualified_type to
1219         preserve quals.
1221 2017-02-17  Joseph Myers  <joseph@codesourcery.com>
1223         * c-cppbuiltin.c (builtin_define_float_constants): Define
1224         __DECIMAL_DIG__ to the value for long double.
1226 2017-02-15  Marek Polacek  <polacek@redhat.com>
1228         PR c/79515
1229         * c-warn.c (do_warn_double_promotion): Don't warn if an invalid
1230         conversion has occured.
1232 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
1234         * c-common.c (c_common_reswords): Add "__RTL".
1235         * c-common.h (enum rid): Add RID_RTL.
1237 2017-01-20  Marek Polacek  <polacek@redhat.com>
1239         PR c/64279
1240         * c-common.h (do_warn_duplicated_branches_r): Declare.
1241         * c-gimplify.c (c_genericize): Walk the function tree calling
1242         do_warn_duplicated_branches_r.
1243         * c-warn.c (expr_from_macro_expansion_r): New.
1244         (do_warn_duplicated_branches): New.
1245         (do_warn_duplicated_branches_r): New.
1246         * c.opt (Wduplicated-branches): New option.
1248 2017-01-17  David Malcolm  <dmalcolm@redhat.com>
1250         PR c++/71497
1251         * c-indentation.c (warn_for_misleading_indentation): Use the past
1252         subjunctive in the note.
1254 2017-01-17  Aldy Hernandez  <aldyh@redhat.com>
1256         PR c/79116
1257         * array-notation-common.c (cilkplus_extract_an_triplets): Convert
1258         start type to integer_type.
1260 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
1262         PR driver/49726
1263         * c.opt (gen-decls): Add Driver flag.
1265 2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
1267         Revert:
1268         2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
1270         PR c++/71737
1271         * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
1273 2017-01-16  Paolo Carlini  <paolo.carlini@oracle.com>
1275         PR c++/71737
1276         * c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
1278 2017-01-12  Martin Sebor  <msebor@redhat.com>
1280         (-Wformat-overflow): ...to this.
1282 2017-01-11  Martin Sebor  <msebor@redhat.com>
1284         PR c/78768
1285         * c.opt (-Walloca-larger-than, -Wformat-length, -Wformat-truncation):
1286         Also enable for LTO.
1288 2017-01-10  Jason Merrill  <jason@redhat.com>
1290         Implement P0195R2, C++17 variadic using.
1291         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_variadic_using.
1293 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
1295         PR translation/79019
1296         PR translation/79020
1297         * c.opt (Wnormalized=): Fix typo in description.
1299 2017-01-08  Martin Sebor  <msebor@redhat.com>
1301         PR middle-end/77708
1302         * c.opt (-Wformat-truncation): New option.
1304 2017-01-06  Alexandre Oliva <aoliva@redhat.com>
1306         * c-pretty-print.c (pp_c_tree_decl_identifier): Convert 16-bit
1307         value to unsigned short to fit in 4 hex digits without
1308         warnings.
1310 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
1312         * c.opt (fsso-struct): Add 'native' value.
1314 2017-01-05  Martin Liska  <mliska@suse.cz>
1316         PR pch/78970
1317         * c-opts.c (c_common_post_options): Reject '-' filename for a precompiled
1318         header.
1320 2017-01-04  Marek Polacek  <polacek@redhat.com>
1322         PR c++/64767
1323         * c.opt (Wpointer-compare): New option.
1325 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
1327         PR driver/78957
1328         * c.opt (fsso-struct=): Add RejectNegative.
1330 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
1332         Update copyright years.
1334 2016-12-29  Martin Liska  <mliska@suse.cz>
1336         PR c/78933
1337         * c.opt (strong-eval-order): Add RejectNegative keyword.
1339 2016-12-22  Jason Merrill  <jason@redhat.com>
1341         Implement P0522R0, matching of template template arguments.
1342         * c-cppbuiltin.c (c_cpp_builtins): Define
1343         __cpp_template_template_args.
1345 2016-12-21  Jakub Jelinek  <jakub@redhat.com>
1347         PR bootstrap/78817
1348         * c-common.c (struct nonnull_arg_ctx): New type.
1349         (check_function_nonnull): Return bool instead of void.  Use
1350         nonnull_arg_ctx as context rather than just location_t.
1351         (check_nonnull_arg): Adjust for the new context type, set
1352         warned_p to true if a warning has been diagnosed.
1353         (check_function_arguments): Return bool instead of void.
1354         * c-common.h (check_function_arguments): Adjust prototype.
1356 2016-12-21  Jason Merrill  <jason@redhat.com>
1358         * c.opt (-fnew-ttp-matching): New flag.
1359         * c-opts.c (c_common_post_options): Default on if -std=c++1z.
1361 2016-12-14  Martin Jambor  <mjambor@suse.cz>
1363         * c-omp.c: Include omp-general.h instead of omp-low.h.
1364         (c_finish_oacc_wait): Adjusted call to find_omp_clause to use its new
1365         name.
1367 2016-12-14  Martin Sebor  <msebor@redhat.com>
1369         PR c/17308
1370         * c-common.c (check_nonnull_arg): Disable when optimization
1371         is enabled.
1373 2016-12-12  Marek Polacek  <polacek@redhat.com>
1375         PR c++/78647
1376         * c-common.c (attribute_fallthrough_p): Return false for
1377         error_mark_node.
1379 2016-12-08  Martin Sebor  <msebor@redhat.com>
1381         PR c/78284
1382         * c.opt (-Walloc-zero, -Walloc-size-larger-than): New options.
1384 2016-12-08  Martin Sebor  <msebor@redhat.com>
1386         PR c/78165
1387         * c-pretty-print (pp_c_integer_constant): Avoid formatting type
1388         suffix.
1390 2016-12-07  Martin Sebor  <msebor@redhat.com>
1392         PR c/53562
1393         PR middle-end/77784
1394         PR middle-end/78149
1395         PR middle-end/78138
1396         * c.opt (-Wstringop-overflow): New option.
1398 2016-12-02  Maxim Ostapenko  <m.ostapenko@samsung.com>
1400         * c-attribs.c (asan odr indicator): New attribute.
1401         (handle_asan_odr_indicator_attribute): New function.
1403 2016-11-26  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
1405         * c-common.c (c_common_nodes_and_builtins): Remove initialization of
1406         ptrdiff_type_node;
1408 2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
1410         * c-common.c (excess_precision_mode_join): New.
1411         (c_ts18661_flt_eval_method): New.
1412         (c_c11_flt_eval_method): Likewise.
1413         (c_flt_eval_method): Likewise.
1414         * c-common.h (excess_precision_mode_join): New.
1415         (c_flt_eval_method): Likewise.
1416         * c-cppbuiltin.c (c_cpp_flt_eval_method_iec_559): New.
1417         (cpp_iec_559_value): Call it.
1418         (c_cpp_builtins): Modify logic for __LIBGCC_*_EXCESS_PRECISION__,
1419         call c_flt_eval_method to set __FLT_EVAL_METHOD__ and
1420         __FLT_EVAL_METHOD_TS_18661_3__.
1422 2016-11-23  James Greenhalgh  <james.greenhalgh@arm.com>
1424         * c-opts.c (c_common_post_options): Add logic to handle the default
1425         case for -fpermitted-flt-eval-methods.
1427 2016-11-23  Paolo Bonzini  <bonzini@gnu.org>
1429         * c.opt (Wexpansion-to-defined): New.
1431 2016-11-23  Jakub Jelinek  <jakub@redhat.com>
1433         PR target/78451
1434         * c-pragma.c (handle_pragma_target): Don't replace
1435         current_target_pragma, but chainon the new args to the current one.
1437 2016-11-22  Nathan Sidwell  <nathan@acm.org>
1439         * array-notation-common.c (cilkplus_extract_an_trplets): Fix
1440         indentation and formatting.
1442 2016-11-21  Martin Sebor  <msebor@redhat.com>
1444         * c.opt (-fprintf-return-value): Enable by default.
1446 2016-11-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1448         PR c++/71973
1449         * c.opt (-Wbuiltin-declaration-mismatch): New warning.
1450         * c-common.c (c_common_nodes_and_builtins): Initialize
1451         const_tm_ptr_type_node.
1453 2016-11-16  Marek Polacek  <polacek@redhat.com>
1455         PR c/78285
1456         * c-common.c (c_add_case_label): Turn error_at calls into inform.
1458 2016-11-14  Jakub Jelinek  <jakub@redhat.com>
1460         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_structured_bindings.
1462 2016-11-14  Prasad Ghangal  <prasad.ghangal@gmail.com>
1463             Richard Biener  <rguenther@suse.de>
1465         * c-common.h (c_common_resword): Add RID_GIMPLE, RID_PHI types.
1466         * c-common.h (enum rid): Add RID_GIMPLE, RID_PHI.
1467         * c.opt (fgimple): New option.
1469 2016-11-13  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
1471         PR c/35503
1472         * c-common.h (warn_for_restrict): Declare.
1473         * c-warn.c: Include gcc-rich-location.h.
1474         (warn_for_restrict): New function.
1475         * c-format.c (gcc_tdiag_char_table): Add entry for "Z" specifier.
1476         (gcc_cdiag_char_table): Likewise.
1477         (gcc_cxxdiag_char_table): Likewise.
1478         * c.opt (Wrestrict): New option.
1480 2016-11-13  Eric Botcazou  <ebotcazou@adacore.com>
1482         * c-ada-spec.c (print_ada_declaration): For typedef declarations, look
1483         for nested types only if the type is a record or union and dump SLOC.
1485 2016-11-09  Jason Merrill  <jason@redhat.com>
1487         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_template_auto.
1489 2016-11-09  Jakub Jelinek  <jakub@redhat.com>
1491         * c-ubsan.c (ubsan_instrument_shift): Handle split
1492         -fsanitize=shift-base and -fsanitize=shift-exponent.
1494 2016-11-07  Jason Merrill  <jason@redhat.com>
1496         * c.opt (Wc++1z-compat): New.
1497         * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_noexcept_function_type.
1499 2016-11-07  Martin Liska  <mliska@suse.cz>
1501         * c-warn.c (warn_for_unused_label): Save all labels used
1502         in goto or in &label.
1504 2016-11-03  Jason Merrill  <jason@redhat.com>
1506         * c-cppbuiltin.c (c_cpp_builtins): Correct
1507         __cpp_inheriting_constructors.
1509 2016-11-01  Jason Merrill  <jason@redhat.com>
1511         * c-cppbuiltin.c (c_cpp_builtins): Update
1512         __cpp_inheriting_constructors.
1514         * c.opt (-fnew-inheriting-ctors): New.
1515         * c-opts.c: Default to on for ABI 11+.
1517 2016-10-31  Jakub Jelinek  <jakub@redhat.com>
1519         PR c++/77948
1520         * c.opt (fext-numeric-literals): Add Var and Init.
1521         * c-opts.c (c_common_handle_option): Don't clear
1522         cpp_opts->ext_numeric_literals for -std=c++{11,14,1z}.
1523         (c_common_post_options): Clear it here if not set
1524         explicitly.
1526 2016-10-28  Aldy Hernandez  <aldyh@redhat.com>
1528         PR debug/77773
1529         * c-pretty-print.c (simple_type_specifier): Do not dereference `t'
1530         if NULL.
1532 2016-10-25  Jakub Jelinek  <jakub@redhat.com>
1534         * c-common.h (enum rid): Add RID_BUILTIN_LAUNDER.
1535         * c-common.c (c_common_reswords): Add __builtin_launder.
1537 2016-10-24  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1539         * c-common.c (c_common_truthvalue_conversion): Warn for
1540         multiplications in boolean context.  Fix the quoting of '<<' and '<'
1541         in the shift warning.
1543 2016-10-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1545         * c-common.c (c_common_truthvalue_conversion): Fix the comment.
1547 2016-10-20  Jason Merrill  <jason@redhat.com>
1549         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_concepts value.
1551 2016-10-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1553         * c-common.c (c_common_truthvalue_conversion): Warn only for signed
1554         integer shift ops in boolean context.
1556 2016-10-18  Aldy Hernandez  <aldyh@redhat.com>
1558         * c.opt (Walloca): New.
1559         (Walloca-larger-than=): New.
1560         (Wvla-larger-than=): New.
1562 2016-10-17  Marek Polacek  <polacek@redhat.com>
1564         * c-warn.c (find_array_ref_with_const_idx_r): Remove parameter names.
1565         Return immediately when finding a match.
1566         (warn_tautological_cmp): Remove a boolean variable that is no longer
1567         needed.
1569 2016-10-17  Marek Polacek  <polacek@redhat.com>
1571         * c-attribs.c: New file.
1572         * c-common.c: Move attributes handling to c-attribs.c.
1573         (get_nonnull_operand): No longer static.
1574         * c-common.h: Move the declarations from c-attribs.c to its own section.
1576 2016-10-14  Jason Merrill  <jason@redhat.com>
1578         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_aggregate_bases
1579         and __cpp_deduction_guides.
1581 2016-10-13  Jason Merrill  <jason@redhat.com>
1583         * c-cppbuiltin.c (c_cpp_builtins): Add __cpp_inline_variables.
1585 2016-10-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1587         * c-cppbuiltin.c: Include memmodel.h.
1588         * c-opts.c: Likewise.
1589         * c-pragma.c: Likewise.
1590         * c-warn.c: Likewise.
1592 2016-10-12  Jakub Jelinek  <jakub@redhat.com>
1594         * c.opt (Wextra): Add as C/C++/ObjC/ObjC++ option.
1595         (Wimplicit-fallthrough=): Enable for these languages by -Wextra.
1596         * c-opts.c (sanitize_cpp_opts): Initialize
1597         cpp_opts->cpp_warn_implicit_fallthrough.
1599 2016-10-11  Marek Polacek  <polacek@redhat.com>
1601         * c-common.c (warning_candidate_p): Change the return type to bool
1602         and return true/false instead of 1/0.
1603         (vector_mode_valid_p): Likewise.
1605 2016-10-11  Marek Polacek  <polacek@redhat.com>
1607         * c-common.c (fold_for_warn): No longer static.
1608         (bool_promoted_to_int_p): Likewise.
1609         (c_common_get_narrower): Likewise.
1610         (constant_expression_warning): Move to c-warn.c.
1611         (constant_expression_error): Likewise.
1612         (overflow_warning): Likewise.
1613         (warn_logical_operator): Likewise.
1614         (find_array_ref_with_const_idx_r): Likewise.
1615         (warn_tautological_cmp): Likewise.
1616         (expr_has_boolean_operands_p): Likewise.
1617         (warn_logical_not_parentheses): Likewise.
1618         (warn_if_unused_value): Likewise.
1619         (strict_aliasing_warning): Likewise.
1620         (sizeof_pointer_memaccess_warning): Likewise.
1621         (check_main_parameter_types): Likewise.
1622         (conversion_warning): Likewise.
1623         (warnings_for_convert_and_check): Likewise.
1624         (match_case_to_enum_1): Likewise.
1625         (match_case_to_enum): Likewise.
1626         (c_do_switch_warnings): Likewise.
1627         (warn_for_omitted_condop): Likewise.
1628         (readonly_error): Likewise.
1629         (lvalue_error): Likewise.
1630         (invalid_indirection_error): Likewise.
1631         (warn_array_subscript_with_type_char): Likewise.
1632         (warn_about_parentheses): Likewise.
1633         (warn_for_unused_label): Likewise.
1634         (warn_for_div_by_zero): Likewise.
1635         (warn_for_memset): Likewise.
1636         (warn_for_sign_compare): Likewise.
1637         (do_warn_double_promotion): Likewise.
1638         (do_warn_unused_parameter): Likewise.
1639         (record_locally_defined_typedef): Likewise.
1640         (maybe_record_typedef_use): Likewise.
1641         (maybe_warn_unused_local_typedefs): Likewise.
1642         (maybe_warn_bool_compare): Likewise.
1643         (maybe_warn_shift_overflow): Likewise.
1644         (warn_duplicated_cond_add_or_warn): Likewise.
1645         (diagnose_mismatched_attributes): Likewise.
1646         * c-common.h: Move the declarations from c-warn.c to its own section.
1647         * c-warn.c: New file.
1649 2016-10-08  Jason Merrill  <jason@redhat.com>
1651         * c-common.c (c_common_truthvalue_conversion): Don't distribute
1652         into COND_EXPR in C++.
1654 2016-10-08  Jakub Jelinek  <jakub@redhat.com>
1656         * c-lex.c (c_lex_with_flags) <case CPP_COMMENT>: For CPP_COMMENT
1657         token with PREV_FALLTHROUGH, skip all following CPP_PADDING and
1658         CPP_COMMENT tokens and set add_flags to PREV_FALLTHROUGH afterwards.
1660 2016-10-07  Jakub Jelinek  <jakub@redhat.com>
1662         Implement LWG2296 helper intrinsic
1663         * c-common.h (enum rid): Add RID_ADDRESSOF.
1664         * c-common.c (c_common_reswords): Add __builtin_addressof.
1666 2016-10-07  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1668         PR c++/77700
1669         * c-common.c (c_common_truthvalue_conversion): Warn also for
1670         suspicious enum values in boolean context.
1672 2016-10-06  Jakub Jelinek  <jakub@redhat.com>
1674         Implement P0258R2 - helper for C++17
1675         std::has_unique_object_representations trait
1676         * c-common.h (enum rid): Add RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
1677         * c-common.c (c_common_reswords): Add
1678         __has_unique_object_representations.
1680 2016-10-05  Jakub Jelinek  <jakub@redhat.com>
1682         PR sanitizer/66343
1683         * c-ubsan.c (ubsan_instrument_return): Don't call
1684         initialize_sanitizer_builtins here.
1686 2016-10-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1688         * c-common.c (c_common_truthvalue_conversion): Warn also for suspicious
1689         conditional expression in boolean context when only one arm is
1690         non-boolean.
1692 2016-10-05  Jakub Jelinek  <jakub@redhat.com>
1694         PR sanitizer/77823
1695         * c-ubsan.c (ubsan_instrument_shift): Return NULL_TREE if type0
1696         is not integral.
1698         * c-common.c (c_common_reswords): Update comment for C++11.
1700 2016-10-04  Jason Merrill  <jason@redhat.com>
1702         * c-common.c (make_tree_vector_from_ctor): New.
1703         * c-common.h: Declare it.
1705 2016-10-04  Jakub Jelinek  <jakub@redhat.com>
1707         * c-cppbuiltin.c (c_cpp_builtins): Don't define
1708         __LIBGCC_JCR_SECTION_NAME__.
1710 2016-10-03  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1712         * c-common.c (c_common_truthvalue_conversion): Warn for suspicious
1713         left shift in boolean context.
1715 2016-09-29  Jakub Jelinek  <jakub@redhat.com>
1717         Implement P0001R1 - C++17 removal of register storage class specifier
1718         * c.opt (Wregister): New warning.
1719         * c-opts.c (c_common_post_options): Enable -Wregister by
1720         default for C++17.
1722 2016-09-29  James Greenhalgh  <james.greenhalgh@arm.com>
1724         * c-opts.c (c_common_post_options): Remove special case for
1725         TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard
1726         in C++.
1728 2016-09-27  Jakub Jelinek  <jakub@redhat.com>
1730         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_capture_star_this for
1731         -std=c++1z.
1733         * c-ada-spec.c (print_ada_declaration): Remove break after return.
1735 2016-09-26  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1737         * c-common.c: Include memmodel.h.
1739 2016-09-26  Marek Polacek  <polacek@redhat.com>
1741         * c-lex.c (c_common_has_attribute): Handle attribute fallthrough.
1743 2016-09-26  Marek Polacek  <polacek@redhat.com>
1745         PR c/7652
1746         * c-common.c (c_common_attribute_table): Add fallthrough attribute.
1747         (handle_fallthrough_attribute): New function.
1748         (attribute_fallthrough_p): New function.
1749         * c-common.h (attribute_fallthrough_p): Declare.
1751 2016-09-24  Marek Polacek  <polacek@redhat.com>
1753         PR c/77490
1754         * c.opt (Wbool-operation): New.
1756 2016-09-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1758         * c-common.c (c_common_truthvalue_conversion): Inhibit
1759         Wint-in-bool-context warning with from_macro_definition_at.
1760         Mention the expression will always evaluate to true.
1762 2016-09-21  Martin Sebor  <msebor@redhat.com>
1764         PR bootstrap/77676
1765         * c.opt (fprintf-return-value): Temporarily initialize to zero
1766         to unblock bootstrap failures.
1768 2016-09-21  Jakub Jelinek  <jakub@redhat.com>
1770         PR c++/77651
1771         * c.opt (Waligned-new=): Add RejectNegative.
1772         (faligned-new=): Likewise.  Spelling fix - change
1773         aligned_new_threshhold to aligned_new_threshold.
1774         * c-cppbuiltin.c (c_cpp_builtins): Change aligned_new_threshhold
1775         to aligned_new_threshold.
1777 2016-09-20  Martin Sebor  <msebor@redhat.com>
1779         PR middle-end/49905
1780         * c.opt: Add -Wformat-length and -fprintf-return-value.
1782 2016-09-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1784         PR c++/77434
1785         * c.opt (Wint-in-bool-context): New warning.
1786         * c-common.c (c_common_truthvalue_conversion): Warn on integer
1787         constants in boolean context.
1789 2016-09-19  Joseph Myers  <joseph@codesourcery.com>
1791         * c-common.c (max_align_t_align): Also consider alignment of
1792         float128_type_node.
1794 2016-09-15  Jason Merrill  <jason@redhat.com>
1796         * c-common.c (check_cxx_fundamental_alignment_constraints): Check
1797         DECL_EXTERNAL.
1799 2016-09-14  Jason Merrill  <jason@redhat.com>
1801         * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
1802         limit FIELD_DECL, either.
1804 2016-09-14  Marek Polacek  <polacek@redhat.com>
1806         * c-common.c (c_common_truthvalue_conversion): Use false instead of 0.
1807         * c-common.h (build_unary_op): Change nonconvert parameter type to bool.
1808         * c-omp.c (c_finish_omp_atomic): Use false instead of 0.
1810 2016-09-13  David Malcolm  <dmalcolm@redhat.com>
1812         * c-common.c (warn_logical_not_parentheses): Replace
1813         rich_location::add_fixit_insert calls with add_fixit_insert_before
1814         and add_fixit_insert_after, eliminating the "next_loc" calculation.
1816 2016-09-13  Jason Merrill  <jason@redhat.com>
1817             Tom de Vries  <tom@codesourcery.com>
1819         PR c++/77427
1820         * c-common.c (set_underlying_type): Don't treat array as builtin type.
1822 2016-09-13  Jason Merrill  <jason@redhat.com>
1824         * c-common.c (check_cxx_fundamental_alignment_constraints): Don't
1825         limit types at all.
1827 2016-09-12  Jason Merrill  <jason@redhat.com>
1829         * c-common.c (check_cxx_fundamental_alignment_constraints): Fix
1830         bit/byte confusion, allow large alignment for types.
1832 2016-09-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1834         PR c++/77496
1835         * c-common.c (warn_for_omitted_condop): Also warn for boolean data.
1837 2016-09-12  David Malcolm  <dmalcolm@redhat.com>
1839         PR c/72858
1840         * c-format.c (argument_parser::check_argument_type): Add params
1841         "type_start" and "conversion_char".  Use the former to generate
1842         offset_to_type_start and pass it and conversion_char to
1843         check_format_types.
1844         (check_format_info_main): Capture the start of the type
1845         information as "type_start", and pass it an format_char
1846         to arg_parser.check_argument_type.
1847         (check_format_types): Provide an example in the leading comment.
1848         Add params "offset_to_type_start" and "conversion_char"; pass
1849         them to format_type_warning calls.
1850         (test_get_modifier_for_format_len): Likewise.
1851         (matching_type_p): New function.
1852         (get_format_for_type): Add param "conversion_char" and move
1853         implementation into...
1854         (get_format_for_type_1): ...new function, called twice.
1855         Use new function matching_type_p rather than checking for
1856         TYPE_CANONICAL equality.
1857         (get_corrected_substring): New function.
1858         (format_type_warning): Provide an example in the leading comment.
1859         Add params "offset_to_type_start" and "conversion_char".  Replace
1860         call to get_format_for_type with call to get_corrected_substring
1861         and move rejection of hints for widths/precisions there.
1862         (assert_format_for_type_streq): Add param "conversion_char".
1863         (ASSERT_FORMAT_FOR_TYPE_STREQ): Add param CONVERSION_CHAR.
1864         (test_get_format_for_type_printf): Add conversion chars to the
1865         tests, adding coverage for various combinations of integer
1866         vs double conversions, and for preserving octal and hexadecimal
1867         conversions.
1868         (test_get_format_for_type_scanf): Add conversion chars to the
1869         tests.
1871 2016-09-10  Tom de Vries  <tom@codesourcery.com>
1873         PR C/71602
1874         * c-common.c (build_va_arg): Handle more strict
1875         targetm.canonical_va_list_type.  Replace first argument type error with
1876         assert.
1878 2016-09-09  Martin Sebor  <msebor@redhat.com>
1880         PR c/77520
1881         PR c/77521
1882         * c-format.c (argument_parser::find_format_char_info): Use %qc
1883         format directive unconditionally.
1885 2016-09-09  Jason Merrill  <jason@redhat.com>
1887         Implement C++17 new of over-aligned types.
1888         * c.opt: Add -faligned-new and -Waligned-new.
1889         * c-common.c (max_align_t_align): Split out from...
1890         (cxx_fundamental_alignment_p): ...here.
1891         * c-common.h: Declare it.
1892         * c-cppbuiltin.c (c_cpp_builtins): Handle aligned new.
1894 2016-09-09  Joseph Myers  <joseph@codesourcery.com>
1896         * c-cppbuiltin.c (builtin_define_type_width): New function.
1897         (builtin_define_stdint_macros, c_cpp_builtins): Define type width
1898         macros.
1900 2016-09-07  David Malcolm  <dmalcolm@redhat.com>
1902         * c-common.c (get_cpp_ttype_from_string_type): Handle being passed
1903         a POINTER_TYPE.
1904         (substring_loc::get_location): Move to substring-locations.c,
1905         keeping implementation as...
1906         (c_get_substring_location): New function, from the above, reworked
1907         to use accessors rather than member lookup.
1908         * c-common.h (class substring_loc): Move to substring-locations.h,
1909         replacing with a forward decl.
1910         (c_get_substring_location): New decl.
1911         * c-format.c: Include "substring-locations.h".
1912         (format_warning_va): Move to substring-locations.c.
1913         (format_warning_at_substring): Likewise.
1915 2016-09-06 Martin Sebor  <msebor@redhat.com>
1917         PR c/77336
1918         * c-format.c (check_function_format): Avoid issuing warnings for
1919         functions unless they call format functions with non-constant
1920         format strings.
1922 2016-09-06  Richard Biener  <rguenther@suse.de>
1924         PR c/77450
1925         * c-common.c (c_common_mark_addressable_vec): Handle
1926         COMPOUND_LITERAL_EXPR.
1928 2016-09-05  Marek Polacek  <polacek@redhat.com>
1930         PR c/77423
1931         * c-common.c (bool_promoted_to_int_p): New function.
1932         (expr_has_boolean_operands_p): New function.
1933         (warn_logical_not_parentheses): Return if expr_has_boolean_operands_p.
1934         (maybe_warn_bool_compare): Use bool_promoted_to_int_p.
1936 2016-09-04  Tom de Vries  <tom@codesourcery.com>
1938         revert:
1939         2016-08-29  Tom de Vries  <tom@codesourcery.com>
1941         * c-common.c (build_va_arg): Replace first argument type error
1942         with assert.
1944 2016-09-02  Jakub Jelinek  <jakub@redhat.com>
1946         PR c/65467
1947         * c-omp.c (c_finish_omp_atomic): Reject _Atomic qualified expressions.
1948         (c_finish_omp_for): Reject _Atomic qualified iterators.
1950 2016-09-01  Martin Sebor  <msebor@redhat.com>
1952         * c-ada-spec.c (dump_ada_function_declaration): Increase buffer
1953         size to guarantee it fits the output of the formatted function
1954         regardless of its arguments.
1956 2016-09-01  Marek Polacek  <polacek@redhat.com>
1958         PR c/7652
1959         * c-common.c (resolve_overloaded_builtin): Fix formatting.  Add
1960         FALLTHRU comments.
1962 2016-08-29  Marek Polacek  <polacek@redhat.com>
1964         PR c/77292
1965         * c-common.c (warn_logical_not_parentheses): Don't warn for
1966         a comparison or a logical operator.
1968 2016-08-29  Tom de Vries  <tom@codesourcery.com>
1970         * c-common.c (build_va_arg): Fix type comparison assert.
1972 2016-08-29  Tom de Vries  <tom@codesourcery.com>
1974         * c-common.c (build_va_arg): Replace first argument type error
1975         with assert.
1977 2016-08-29  Tom de Vries  <tom@codesourcery.com>
1979         PR c/77398
1980         * c-common.c (build_va_arg): Add first argument error.  Build va_arg
1981         with error_mark_node as va_list instead of with illegal va_list.
1983 2016-08-25  Marek Polacek  <polacek@redhat.com>
1984             David Malcolm  <dmalcolm@redhat.com>
1986         * c-common.c (warn_logical_not_parentheses): Print fixit hints.
1987         * c-common.h (warn_logical_not_parentheses): Update declaration.
1989 2016-08-22  Marek Polacek  <polacek@redhat.com>
1991         PR c++/77321
1992         * c-common.c (warn_for_memset): Check type for null.
1994 2016-08-22  Joseph Myers  <joseph@codesourcery.com>
1996         * c-cppbuiltin.c (c_cpp_builtins): Check _FloatN and
1997         _FloatNx types for suffixes for built-in functions.
1999 2016-08-19  Joseph Myers  <joseph@codesourcery.com>
2001         PR c/32187
2002         * c-common.h (RID_FLOAT16, RID_FLOATN_NX_FIRST, RID_FLOAT32)
2003         (RID_FLOAT64, RID_FLOAT128, RID_FLOAT32X, RID_FLOAT64X)
2004         (RID_FLOAT128X): New enum rid values.
2005         (CASE_RID_FLOATN_NX): New macro.
2006         * c-common.c (c_common_reswords): Add _FloatN and _FloatNx
2007         keywords.
2008         (c_common_type_for_mode): Check for _FloatN and _FloatNx and
2009         corresponding complex types.
2010         (c_common_nodes_and_builtins): For non-C++, register _FloatN and
2011         _FloatNx and corresponding complex types.
2012         (keyword_begins_type_specifier): Use CASE_RID_FLOATN_NX.
2013         * c-cppbuiltin.c (builtin_define_float_constants): Check _FloatN
2014         and _FloatNx types for the widest type for determining
2015         DECIMAL_DIG.  Define __LDBL_DECIMAL_DIG__ as well as
2016         __DECIMAL_DIG__ for long double.  Handle FMA_SUFFIX being NULL.
2017         (c_cpp_builtins): Call builtin_define_float_constants for _FloatN
2018         and _FloatNx types.
2019         * c-lex.c (interpret_float): Handle _FloatN and _FloatNx
2020         constants.
2021         * c-pretty-print.c (pp_c_floating_constant): Handle _FloatN and
2022         _FloatNx types.
2024 2016-08-18  David Malcolm  <dmalcolm@redhat.com>
2026         * c-opts.c (c_diagnostic_finalizer): Update for change to
2027         diagnostic_show_locus.
2029 2016-08-18  David Malcolm  <dmalcolm@redhat.com>
2031         * c-common.c: Include "spellcheck.h".
2032         (cb_get_suggestion): New function.
2033         * c-common.h (cb_get_suggestion): New decl.
2034         * c-lex.c (init_c_lex): Initialize cb->get_suggestion to
2035         cb_get_suggestion.
2037 2016-08-18  Marek Polacek  <polacek@redhat.com>
2039         PR c/71514
2040         * c-common.c (get_atomic_generic_size): Disallow pointer-to-function
2041         and pointer-to-VLA.
2043 2016-08-16  David Malcolm  <dmalcolm@redhat.com>
2045         PR c/72857
2046         * c-common.c (substring_loc::get_range): Rename to...
2047         (substring_loc::get_location): ...this, converting param from a
2048         source_range * to a location_t *.  Call
2049         get_source_location_for_substring rather than
2050         get_source_range_for_substring, and pass in m_caret_idx.
2051         * c-common.h (substring_loc::substring_loc): Add param "caret_idx".
2052         (substring_loc::get_range): Replace with...
2053         (substring_loc::get_location): ...this.
2054         (substring_loc::set_caret_index): New method.
2055         (substring_loc): Add field m_caret_idx.
2056         * c-format.c (format_warning_va): Update for above changes.
2057         Rename local "substring_loc" to "fmt_substring_loc" to avoid
2058         clashing with type name.
2059         (format_warning_at_char): Add caret_idx param to substring_loc ctor.
2060         (check_argument_type): Likewise.
2061         (format_type_warning): Rename param "fmt_loc" to "whole_fmt_loc"
2062         Use a copy when emitting warnings, setting the caret index from TYPE.
2064 2016-08-16  Eric Botcazou  <ebotcazou@adacore.com>
2065             Arnaud Charlet  <charlet@adacore.com>
2067         * c-ada-spec.c (dump_number): New function.
2068         (handle_escape_character): Likewise.
2069         (print_ada_macros): Add handling of constant integers and strings.
2071 2016-08-12  Marek Polacek  <polacek@redhat.com>
2073         PR c/7652
2074         * c-common.c (scalar_to_vector): Adjust fall through comment.
2075         * c-opts.c (c_common_handle_option): Likewise.
2076         * c-pragma.c (handle_pragma_pack): Add FALLTHRU.
2077         * c-pretty-print.c (c_pretty_printer::postfix_expression): Adjust
2078         fall through comment.
2079         * cilk.c (extract_free_variables): Add FALLTHRU.
2081 2016-08-10  Jason Merrill  <jason@redhat.com>
2083         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_if_constexpr.
2085 2016-08-09  Jason Merrill  <jason@redhat.com>
2087         * c-common.c (c_common_attribute_table): vector_size affects type
2088         identity.
2090 2016-08-09  Marek Polacek  <polacek@redhat.com>
2092         PR c/7652
2093         * c-ada-spec.c (dump_generic_ada_node): Add return.
2095 2016-08-09  Jason Merrill  <jason@redhat.com>
2097         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_constexpr for
2098         C++17 constexpr lambdas.
2100 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
2102         PR c/64955
2103         * c-common.h (selftest::c_format_c_tests): New declaration.
2104         (selftest::run_c_tests): New declaration.
2105         * c-format.c: Include "selftest.h.
2106         (format_warning_va): Add param "corrected_substring" and use
2107         it to add a replacement fix-it hint.
2108         (format_warning_at_substring): Likewise.
2109         (format_warning_at_char): Update for new param of
2110         format_warning_va.
2111         (argument_parser::check_argument_type): Pass "fki" to
2112         check_format_types.
2113         (check_format_types): Add param "fki" and pass it to
2114         format_type_warning.
2115         (deref_n_times): New function.
2116         (get_modifier_for_format_len): New function.
2117         (selftest::test_get_modifier_for_format_len): New function.
2118         (get_format_for_type): New function.
2119         (format_type_warning): Add param "fki" and use it to attempt
2120         to provide hints for argument types when calling
2121         format_warning_at_substring.
2122         (selftest::get_info): New function.
2123         (selftest::assert_format_for_type_streq): New function.
2124         (ASSERT_FORMAT_FOR_TYPE_STREQ): New macro.
2125         (selftest::test_get_format_for_type_printf): New function.
2126         (selftest::test_get_format_for_type_scanf): New function.
2127         (selftest::c_format_c_tests): New function.
2129 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
2131         PR c/52952
2132         * c-format.c: Include "diagnostic.h".
2133         (location_column_from_byte_offset): Delete.
2134         (location_from_offset): Delete.
2135         (format_warning_va): New function.
2136         (format_warning_at_substring): New function.
2137         (format_warning_at_char): New function.
2138         (check_format_arg): Capture location of format_tree and pass to
2139         check_format_info_main.
2140         (argument_parser): Add fields "start_of_this_format" and
2141         "format_string_cst".
2142         (flag_chars_t::validate): Add param "format_string_cst".  Convert
2143         warning_at call using location_from_offset to call to
2144         format_warning_at_char.
2145         (argument_parser::argument_parser): Add param "format_string_cst_"
2146         and use use it to initialize field "format_string_cst".
2147         Initialize new field "start_of_this_format".
2148         (argument_parser::read_format_flags): Convert warning_at call
2149         using location_from_offset to a call to format_warning_at_char.
2150         (argument_parser::read_any_format_left_precision): Likewise.
2151         (argument_parser::read_any_format_precision): Likewise.
2152         (argument_parser::read_any_other_modifier): Likewise.
2153         (argument_parser::find_format_char_info): Likewise, in three places.
2154         (argument_parser::parse_any_scan_set): Likewise, in one place.
2155         (argument_parser::handle_conversions): Likewise, in two places.
2156         (argument_parser::check_argument_type): Add param "fmt_param_loc"
2157         and use it to make a substring_loc.  Pass the latter to
2158         check_format_types.
2159         (check_format_info_main): Add params "fmt_param_loc" and
2160         "format_string_cst".  Convert warning_at calls using
2161         location_from_offset to calls to format_warning_at_char.  Pass the
2162         new params to the arg_parser ctor.  Pass "format_string_cst" to
2163         flag_chars.validate.  Pass "fmt_param_loc" to
2164         arg_parser.check_argument_type.
2165         (check_format_types): Convert first param from a location_t
2166         to a const substring_loc & and rename to "fmt_loc".  Attempt
2167         to extract the range of the relevant parameter and pass it
2168         to format_type_warning.
2169         (format_type_warning): Convert first param from a location_t
2170         to a const substring_loc & and rename to "fmt_loc".  Add
2171         params "param_range" and "type".  Replace calls to warning_at
2172         with calls to format_warning_at_substring.
2174 2016-08-08  David Malcolm  <dmalcolm@redhat.com>
2176         * c-format.c (class flag_chars_t): New class.
2177         (struct length_modifier): New struct.
2178         (class argument_parser): New class.
2179         (flag_chars_t::flag_chars_t): New ctor.
2180         (flag_chars_t::has_char_p): New method.
2181         (flag_chars_t::add_char): New method.
2182         (flag_chars_t::validate): New method.
2183         (flag_chars_t::get_alloc_flag): New method.
2184         (flag_chars_t::assignment_suppression_p): New method.
2185         (argument_parser::argument_parser): New ctor.
2186         (argument_parser::read_any_dollar): New method.
2187         (argument_parser::read_format_flags): New method.
2188         (argument_parser::read_any_format_width): New method.
2189         (argument_parser::read_any_format_left_precision): New method.
2190         (argument_parser::read_any_format_precision): New method.
2191         (argument_parser::handle_alloc_chars): New method.
2192         (argument_parser::read_any_length_modifier): New method.
2193         (argument_parser::read_any_other_modifier): New method.
2194         (argument_parser::find_format_char_info): New method.
2195         (argument_parser::validate_flag_pairs): New method.
2196         (argument_parser::give_y2k_warnings): New method.
2197         (argument_parser::parse_any_scan_set): New method.
2198         (argument_parser::handle_conversions): New method.
2199         (argument_parser::check_argument_type): New method.
2200         (check_format_info_main): Introduce classes argument_parser
2201         and flag_chars_t, moving the code within the loop into methods
2202         of these classes.  Make various locals "const".
2204 2016-08-05  David Malcolm  <dmalcolm@redhat.com>
2206         * c-common.c: Include "substring-locations.h".
2207         (get_cpp_ttype_from_string_type): New function.
2208         (g_string_concat_db): New global.
2209         (substring_loc::get_range): New method.
2210         * c-common.h (g_string_concat_db): New declaration.
2211         (class substring_loc): New class.
2212         * c-lex.c (lex_string): When concatenating strings, capture the
2213         locations of all tokens using a new obstack, and record the
2214         concatenation locations within g_string_concat_db.
2215         * c-opts.c (c_common_init_options): Construct g_string_concat_db
2216         on the ggc-heap.
2218 2016-07-29  Marek Polacek  <polacek@redhat.com>
2220         PR c/71926
2221         * c-common.c (c_common_truthvalue_conversion): Use LOCATION for the
2222         parentheses warning.
2224         PR c/71574
2225         * c-common.c (handle_alloc_align_attribute): Also check FUNCTION_DECL.
2227 2016-07-28  Martin Liska  <mliska@suse.cz>
2229         PR gcov-profile/68025
2230         * c-common.c (handle_no_profile_instrument_function_attribute):
2232 2016-07-27  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2234         * c-common.c (check_user_alignment): Use LOG2_BITS_PER_UNIT instead of
2235         BITS_PER_UNIT_LOG.
2237 2016-07-25  Jason Merrill  <jason@redhat.com>
2239         PR c++/65970
2240         * c.opt (fconstexpr-loop-limit): New.
2242 2016-07-22  Martin Sebor  <msebor@redhat.com>
2244         PR c++/71675
2245         * c-common.c (resolve_overloaded_builtin): Avoid converting
2246         __atomic_compare_exchange_n return type to that of what its
2247         first argument points to.
2249 2016-07-22  Uros Bizjak  <ubizjak@gmail.com>
2251         * c-common.c: Use HOST_WIDE_INT_M1U instead of
2252         ~(unsigned HOST_WIDE_INT) 0.
2254 2016-07-22  Martin Liska  <mliska@suse.cz>
2256         PR gcov-profile/69028
2257         PR gcov-profile/62047
2258         * cilk.c (create_cilk_helper_decl): Set location of a new decl
2259         to the current_function_decl.
2261 2016-07-21  Jason Merrill  <jason@redhat.com>
2263         PR c++/65168
2264         * c-common.c (c_common_truthvalue_conversion): Check
2265         c_inhibit_evaluation_warnings for warning about address of
2266         reference.
2268 2016-07-20  David Malcolm  <dmalcolm@redhat.com>
2270         * c-common.h (lookup_name_fuzzy): Convert return type from tree to
2271         const char *.
2273 2016-07-15  Jason Merrill  <jason@redhat.com>
2275         * c-opts.c (c_common_post_options): Update -fabi-version default to 11.
2277 2016-07-15  Jakub Jelinek  <jakub@redhat.com>
2279         PR c/71858
2280         * c-common.h (enum lookup_name_fuzzy_kind): Add
2281         FUZZY_LOOKUP_FUNCTION_NAME.
2283 2016-07-08  Jason Merrill  <jason@redhat.com>
2285         P0145: Refining Expression Order for C++.
2286         * c.opts (-fargs-in-order): Rename to -fstrong-eval-order.
2287         * c-opts.c: Adjust.
2289 2016-07-05  Markus Trippelsdorf  <markus@trippelsdorf.de>
2291         PR c++/71214
2292         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_rvalue_references.
2294 2016-06-29  Thomas Schwinge  <thomas@codesourcery.com>
2296         * c-pragma.h (enum pragma_kind): Rename
2297         PRAGMA_OMP_DECLARE_REDUCTION to PRAGMA_OMP_DECLARE.  Adjust all
2298         users.
2300 2016-06-29  Richard Biener  <rguenther@suse.de>
2302         PR middle-end/71002
2303         * c-common.c (c_common_get_alias_set): Remove union type punning case.
2305 2016-06-24  Jason Merrill  <jason@redhat.com>
2307         P0145R2: Refining Expression Order for C++.
2308         * c-common.c (verify_tree) [COMPOUND_EXPR]: Fix handling on LHS of
2309         MODIFY_EXPR.
2311 2016-06-24  Jakub Jelinek  <jakub@redhat.com>
2313         * c-common.c (check_builtin_function_arguments): Require last
2314         argument of BUILT_IN_*_OVERFLOW_P to have INTEGER_TYPE type.
2315         Adjust wording of diagnostics for BUILT_IN_*_OVERLFLOW
2316         if the last argument is pointer to enumerated or boolean type.
2318 2016-06-22  David Malcolm  <dmalcolm@redhat.com>
2320         PR c/70339
2321         * c-common.h (enum lookup_name_fuzzy_kind): New enum.
2322         (lookup_name_fuzzy): New prototype.
2324 2016-06-21  John David Anglin  <danglin@gcc.gnu.org>
2326         * c-common.c (get_source_date_epoch): Use int64_t instead of long long.
2328 2016-06-14  Jason Merrill  <jason@redhat.com>
2330         P0145R2: Refining Expression Order for C++.
2331         * c.opt (fargs-in-order): New.
2332         * c-opts.c (c_common_post_options): Adjust flag_args_in_order.
2334 2016-06-13  Jakub Jelinek  <jakub@redhat.com>
2336         PR sanitizer/71498
2337         * c-gimplify.c (ubsan_walk_array_refs_r): Set *walk_subtrees = 0 on
2338         all BIND_EXPRs, and on all BIND_EXPRs recurse also on BIND_EXPR_BODY.
2340         PR preprocessor/71183
2341         * c-ppoutput.c (init_pp_output): Set cb->get_source_date_epoch
2342         to cb_get_source_date_epoch.
2344 2016-06-10  Jakub Jelinek  <jakub@redhat.com>
2346         PR c/68657
2347         * c.opt (Wpsabi): Add Warning flag.
2349 2016-06-10  Martin Sebor  <msebor@redhat.com>
2351         PR c/71392
2352         * c-common.c (handle_nonnull_attribute): Accept
2353         the nonnull attribute in type-generic builtins.
2355 2016-06-09  Martin Sebor  <msebor@redhat.com>
2357         PR c/70883
2358         * c-common.c (builtin_function_validate_nargs): Make text of error
2359         message consistent with others like it.
2361 2016-06-08  Martin Sebor  <msebor@redhat.com>
2362             Jakub Jelinek  <jakub@redhat.com>
2364         PR c++/70507
2365         PR c/68120
2366         * c-common.c (check_builtin_function_arguments): Handle
2367         BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2369 2016-06-08  Richard Biener  <rguenther@suse.de>
2371         * c-common.c (parse_optimize_options): Improve diagnostic messages.
2373 2016-06-07  Richard Biener  <rguenther@suse.de>
2375         PR c/61564
2376         * c-common.c (parse_optimize_options): Only apply CL_OPTIMIZATION
2377         options and warn about others.
2379 2016-06-01  Eduard Sanou  <dhole@openmailbox.org>
2381         * c-common.c (get_source_date_epoch): Rename to
2382         cb_get_source_date_epoch.
2383         * c-common.c (cb_get_source_date_epoch): Use a single generic erorr
2384         message when the parsing fails.  Use error_at instead of fatal_error.
2385         * c-common.h (get_source_date_epoch): Rename to
2386         cb_get_source_date_epoch.
2387         * c-common.h (cb_get_source_date_epoch): Prototype.
2388         * c-common.h (MAX_SOURCE_DATE_EPOCH): Define.
2389         * c-common.h (c_omp_region_type): Remove trailing comma.
2390         * c-lex.c (init_c_lex): Set cb->get_source_date_epoch callback.
2391         * c-lex.c (c_lex_with_flags): Remove initialization of
2392         pfile->source_date_epoch.
2394 2016-05-30  Jakub Jelinek  <jakub@redhat.com>
2396         PR c++/71349
2397         * c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_DEPEND to
2398         C_OMP_CLAUSE_SPLIT_TARGET.  Put OMP_CLAUSE_NOWAIT to
2399         C_OMP_CLAUSE_SPLIT_TARGET if combined with target construct,
2400         instead of C_OMP_CLAUSE_SPLIT_FOR.
2402 2016-05-24  Richard Biener  <rguenther@suse.de>
2404         PR middle-end/70434
2405         PR c/69504
2406         * c-common.h (convert_vector_to_pointer_for_subscript): Rename to ...
2407         (convert_vector_to_array_for_subscript): ... this.
2408         * c-common.c (convert_vector_to_pointer_for_subscript): Use a
2409         VIEW_CONVERT_EXPR to an array type.  Rename to ...
2410         (convert_vector_to_array_for_subscript): ... this.
2412 2016-05-12  Marek Polacek  <polacek@redhat.com>
2414         PR c/70756
2415         * c-common.c (pointer_int_sum): Call size_in_bytes_loc instead of
2416         size_in_bytes and pass LOC to it.
2418 2016-05-11  Mikhail Maltsev  <maltsevm@gmail.com>
2420         PR c/43651
2421         * c.opt (Wduplicate-decl-specifier): New option.
2423 2016-05-11  Marek Polacek  <polacek@redhat.com>
2425         PR c++/71024
2426         * c-common.c (diagnose_mismatched_attributes): New function.
2427         * c-common.h (diagnose_mismatched_attributes): Declare.
2429 2016-05-04  Marek Polacek  <polacek@redhat.com>
2431         * c.opt (Wdangling-else): New option.
2433 2016-05-03  Marek Polacek  <polacek@redhat.com>
2435         PR c/70859
2436         * c-common.c (builtin_function_validate_nargs): Add location
2437         parameter.  Use it.
2438         (check_builtin_function_arguments): Add location and arguments
2439         parameters.  Use them.
2440         * c-common.h (check_builtin_function_arguments): Update declaration.
2442 2016-05-03  Richard Biener  <rguenther@suse.de>
2444         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Do not
2445         allow call args to gimplify to SSA names.
2447 2016-05-03  Marek Polacek  <polacek@redhat.com>
2449         * c-common.h (enum c_omp_region_type): Remove stray comma.
2451 2016-05-02  Cesar Philippidis  <cesar@codesourcery.com>
2453         * c-common.h (enum c_omp_region_type): Define.
2455 2016-05-02  Richard Sandiford  <richard.sandiford@arm.com>
2457         * c-common.c (shorten_compare): Use wi::to_wide.
2459 2016-04-29  Cesar Philippidis  <cesar@codesourcery.com>
2461         PR middle-end/70626
2462         * c-common.h (c_oacc_split_loop_clauses): Add boolean argument.
2463         * c-omp.c (c_oacc_split_loop_clauses): Use it to duplicate
2464         reduction clauses in acc parallel loops.
2466 2016-04-29  Marek Polacek  <polacek@redhat.com>
2468         PR c/70852
2469         * c-common.c (warn_for_memset): Check domain before accessing it.
2471 2016-04-29  Dominik Vogt  <vogt@linux.vnet.ibm.com>
2473         PR/69089
2474         * c-common.c (handle_aligned_attribute): Allow 0 as an argument to the
2475         "aligned" attribute.
2477 2016-04-28  Jason Merrill  <jason@redhat.com>
2479         * c-lex.c (c_common_has_attribute): Handle nodiscard.
2481 2016-04-28  Eduard Sanou  <dhole@openmailbox.org>
2482             Matthias Klose  <doko@debian.org>
2484         * c-common.c (get_source_date_epoch): New function, gets the environment
2485         variable SOURCE_DATE_EPOCH and parses it as long long with error
2486         handling.
2487         * c-common.h (get_source_date_epoch): Prototype.
2488         * c-lex.c (c_lex_with_flags): set parse_in->source_date_epoch.
2490 2015-04-27  Ryan Burn  <contact@rnburn.com>
2492         PR c++/69024
2493         PR c++/68997
2494         * cilk.c (cilk_ignorable_spawn_rhs_op): Change to external linkage.
2495         (cilk_recognize_spawn): Renamed from recognize_spawn and change to
2496         external linkage.
2497         (cilk_detect_and_unwrap): Corresponding changes.
2498         (extract_free_variables): Don't extract free variables from
2499         AGGR_INIT_EXPR slot.
2500         * c-common.h (cilk_ignorable_spawn_rhs_op): Prototype.
2501         (cilk_recognize_spawn): Likewise.
2503 2016-04-27  Bernd Schmidt  <bschmidt@redhat.com>
2505         * c.opt (Wmemset-elt-size): New option.
2506         * c-common.c (warn_for_memset): New function.
2507         * c-common.h (warn_for_memset): Declare.
2509 2016-04-25  Jason Merrill  <jason@redhat.com>
2511         * c-common.c (handle_unused_attribute): Accept CONST_DECL.
2512         No longer static.
2513         * c-common.h: Declare it.
2514         * c-lex.c (c_common_has_attribute): Add maybe_unused.
2516 2016-04-22  Jason Merrill  <jason@redhat.com>
2518         * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_range_based_for.
2520 2016-04-20  Ilya Verbin  <ilya.verbin@intel.com>
2522         PR c++/69363
2523         * c-cilkplus.c (c_finish_cilk_clauses): Remove function.
2524         * c-common.h (c_finish_cilk_clauses): Remove declaration.
2526 2016-04-18  Michael Matz  <matz@suse.de>
2528         * c-common.c (handle_aligned_attribute): Use SET_TYPE_ALIGN
2529         and SET_DECL_ALIGN.
2531 2016-04-17  Eric Botcazou  <ebotcazou@adacore.com>
2533         * c-ada-spec.c (get_underlying_decl): Return the typedef, if any.
2534         (dump_generic_ada_node) <POINTER_TYPE>: Clean up handling of access
2535         to incomplete types.
2536         (dump_nested_type): Remove redundant tests and tidy up.
2537         (print_ada_declaration): Also set TREE_VISITED on the declaration of
2538         a type which is the typedef of an original type.
2540 2016-04-15  Marek Polacek  <polacek@redhat.com>
2542         PR c/70651
2543         * c-common.c (build_va_arg): Change two asserts into errors and return
2544         error_mark_node.
2546 2016-04-13  Marek Polacek  <polacek@redhat.com>
2548         PR c++/70639
2549         * c-indentation.c (should_warn_for_misleading_indentation): Bail out
2550         for switch statements, too.
2552 2016-03-28  Jason Merrill  <jason@redhat.com>
2554         * c-cppbuiltin.c (c_cpp_builtins): Update __cpp_range_based_for.
2556 2016-03-23  Marek Polacek  <polacek@redhat.com>
2558         PR c++/69884
2559         * c.opt (Wignored-attributes): New option.
2561 2016-03-22  David Malcolm  <dmalcolm@redhat.com>
2563         PR c/69993
2564         * c-indentation.c (warn_for_misleading_indentation): Rewrite the
2565         diagnostic text, reversing the order of the warning and note so
2566         that they appear in source order.
2568 2016-03-17  Marek Polacek  <polacek@redhat.com>
2570         PR c/69407
2571         * c-common.c (resolve_overloaded_builtin): Set TREE_USED for the fetch
2572         operations.
2574 2016-03-14  Jason Merrill  <jason@redhat.com>
2576         * c-cppbuiltin.c (c_cpp_builtins): Set __cpp_hex_float.
2578         * c-cppbuiltin.c (c_cpp_builtins): Bump __cpp_range_based_for.
2580 2016-03-09  Richard Biener  <rguenther@suse.de>
2582         PR c/70143
2583         * c-common.c (strict_aliasing_warning): Add back
2584         alias_sets_conflict_p check.
2586 2016-03-08  Jason Merrill  <jason@redhat.com>
2588         * c-opts.c (set_std_cxx1z): Don't enable concepts.
2590 2016-03-04  David Malcolm  <dmalcolm@redhat.com>
2592         PR c/68187
2593         * c-indentation.c (get_visual_column): Move code to determine next
2594         tab stop to...
2595         (next_tab_stop): ...this new function.
2596         (line_contains_hash_if): Delete function.
2597         (detect_preprocessor_logic): Delete function.
2598         (get_first_nws_vis_column): New function.
2599         (detect_intervening_unindent): New function.
2600         (should_warn_for_misleading_indentation): Replace call to
2601         detect_preprocessor_logic with a call to
2602         detect_intervening_unindent.
2604 2016-03-04  David Malcolm  <dmalcolm@redhat.com>
2606         PR c/68187
2607         * c-indentation.c (should_warn_for_misleading_indentation): When
2608         suppressing warnings about cases where the guard and body are on
2609         the same column, only use the first non-whitespace column in place
2610         of the guard token column when dealing with "else" clauses.
2611         When rejecting aligned BODY and NEXT, loosen the requirement
2612         from equality with the first non-whitespace of guard to simply
2613         that they not be indented relative to it.
2615 2016-03-04  Richard Biener  <rguenther@suse.de>
2617         PR c++/70054
2618         * c-common.c (strict_aliasing_warning): Use alias_set_subset_of
2619         instead of alias_sets_conflict_p.
2621 2016-03-01  Marek Polacek  <polacek@redhat.com>
2623         PR c++/69795
2624         * c-common.c (reject_gcc_builtin): Check for FUNCTION_DECL rather than
2625         any DECL.
2627 2016-02-22  Martin Sebor  <msebor@redhat.com>
2629         PR middle-end/69780
2630         * c-common.c (check_builtin_function_arguments): Validate and
2631         reject invalid arguments to __builtin_alloca_with_align.
2633 2016-02-20  Mark Wielaard  <mjw@redhat.com>
2635         PR c/28901
2636         * c.opt (Wunused-const-variable): Turn into Alias for...
2637         (Wunused-const-variable=): New option.
2639 2016-02-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
2641         PR c++/69865
2642         * c-opts.c (c_common_post_options): Move call to set_std_cxx14 from
2643         here...
2644         (c_common_init_options): ...to here.
2645         (set_std_cxx98): Initialize flag_isoc94 and flag_isoc99.
2647 2016-02-19  Jakub Jelinek  <jakub@redhat.com>
2649         PR c++/69826
2650         * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_GRAINSIZE.
2651         (init_pragma): Register PRAGMA_CILK_GRAINSIZE even for
2652         flag_preprocess_only.
2654 2016-02-16  Jakub Jelinek  <jakub@redhat.com>
2656         PR c/69835
2657         * c.opt (Wnonnull-compare): Enable for -Wall.
2659 2016-02-15  Jakub Jelinek  <jakub@redhat.com>
2661         PR c++/69797
2662         * c-common.c (sync_resolve_size): Diagnose too few arguments
2663         even when params is non-NULL empty vector.
2665 2016-02-08  Bernd Schmidt  <bschmidt@redhat.com>
2667         PR target/60410
2668         * c.opt (fshort-double): Remove.
2670 2016-02-05  Martin Sebor  <msebor@redhat.com>
2672         PR c++/69662
2673         * c.opt (Warning options): Update -Wplacement-new to take
2674         an optional argument.
2676 2016-02-01  Jakub Jelinek  <jakub@redhat.com>
2678         PR preprocessor/69543
2679         PR c/69558
2680         * c-pragma.c (handle_pragma_diagnostic): Pass input_location
2681         instead of loc to control_warning_option.
2683 2016-02-01  Nathan Sidwell  <nathan@codesourcery.com>
2685         * c.opt (fopenacc-dim=): New option.
2687 2016-01-27  Ryan Burn  <contact@rnburn.com>
2689         PR cilkplus/69267
2690         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): Change to use
2691         gimplify_arg. Removed superfluous post_p argument.
2692         * c-family.h (cilk_gimplify_call_params_in_spawned_fn): Removed
2693         superfluous post_p argument.
2694         * c-gimplify.c (c_gimplify_expr): Likewise.
2696 2016-01-26  David Malcolm  <dmalcolm@redhat.com>
2698         PR other/69006
2699         * c-opts.c (c_diagnostic_finalizer): Replace invocation of
2700         pp_newline_and_flush with pp_flush.
2702 2016-01-20  Martin Sebor  <msebor@redhat.com>
2704         PR c/69405
2705         * c-common.c (sync_resolve_size): Avoid printing diagnostic about
2706         an incompatible argument when the argument isn't a valid tree node.
2708 2016-01-18  Jason Merrill  <jason@redhat.com>
2710         PR c++/68767
2711         * c-common.c (check_function_arguments_recurse): Fold the whole
2712         COND_EXPR, not just the condition.
2714 2016-01-18  Tom de Vries  <tom@codesourcery.com>
2716         * c-omp.c (c_oacc_split_loop_clauses): Don't copy OMP_CLAUSE_REDUCTION,
2717         classify as loop clause.
2719 2016-01-15  Jakub Jelinek  <jakub@redhat.com>
2721         PR bootstrap/68271
2722         * c-pragma.c (c_register_pragma_1): Adjust comment to note that
2723         C++ FE no longer has limit on number of pragmas.
2725 2015-01-14  Ryan Burn  <contact@rnburn.com>
2727         PR c++/69048
2728         * cilk.c (create_cilk_wrapper_body): Call fold_build_cleanup_point_expr
2729         to add missing cleanup point.
2731 2016-01-14  David Malcolm  <dmalcolm@redhat.com>
2733         PR c++/68819
2734         * c-indentation.c (get_visual_column): Add location_t param.
2735         Handle the column number being zero by effectively disabling the
2736         warning, with an "inform".
2737         (should_warn_for_misleading_indentation): Add location_t argument
2738         for all uses of get_visual_column.
2740 2016-01-10  Patrick Palka  <ppalka@gcc.gnu.org>
2742         PR c++/69029
2743         * c-indentation.c (should_warn_for_misleading_indentation):
2744         Don't warn about do-while statements.
2746 2016-01-07  Martin Sebor  <msebor@redhat.com>
2748         PR c/68966
2749         * c-common.c (sync_resolve_size): Reject first argument when it's
2750         a pointer to _Bool.
2752 2016-01-05  David Malcolm  <dmalcolm@redhat.com>
2754         PR c/69122
2755         * c-indentation.c (get_visual_column): Remove default argument.
2756         (should_warn_for_misleading_indentation): For the multiline case,
2757         update call to get_visual_column for next_stmt_exploc so that it
2758         captures the location of the first non-whitespace character in the
2759         relevant line.  Don't issue warnings if there is non-whitespace
2760         before the next statement.
2762 2016-01-04  Jakub Jelinek  <jakub@redhat.com>
2764         Update copyright years.
2766 2015-12-21  David Malcolm  <dmalcolm@redhat.com>
2768         * c-common.c (binary_op_error): Convert first param from
2769         location_t to rich_location * and use it when emitting an error.
2770         * c-common.h (binary_op_error): Convert first param from
2771         location_t to rich_location *.
2773 2015-12-16  David Malcolm  <dmalcolm@redhat.com>
2775         * c-common.h (conflict_marker_get_final_tok_kind): New prototype.
2776         * c-lex.c (conflict_marker_get_final_tok_kind): New function.
2778 2015-12-15  Ilya Verbin  <ilya.verbin@intel.com>
2780         * c-common.c (c_common_attribute_table): Handle "omp declare target
2781         link" attribute.
2783 2015-12-14  Jakub Jelinek  <jakub@redhat.com>
2785         PR c/68833
2786         * c.opt (Wmissing-format-attribute, Wnormalized): Add Warning option.
2788 2014-12-12  Tobias Burnus  <burnus@net-b.de>
2790         PR fortran/68815
2791         * c-format.c (gcc_gfc_char_table): Add 'q' flag to remaining
2792         specifiers (%d, %i,%u and %c).
2794 2015-12-10  David Malcolm  <dmalcolm@redhat.com>
2796         * c.opt (Wmisleading-indentation): Add to -Wall for C and C++.
2798 2015-12-08  Jakub Jelinek  <jakub@redhat.com>
2800         PR c/48088
2801         PR c/68657
2802         * c.opt (Wfloat-conversion, Wsign-conversion): Add Warning.
2803         * c-pragma.c (handle_pragma_diagnostic): Adjust
2804         control_warning_option caller.
2806 2015-12-07  David Malcolm  <dmalcolm@redhat.com>
2808         * c-common.c (c_cpp_error): Update for change to
2809         rich_location::set_range.
2811 2015-12-04  Paolo Bonzini  <bonzini@gnu.org>
2813         * c-common.c (maybe_warn_shift_overflow): Warn on all overflows if
2814         shifting 1 out of the sign bit.
2816 2015-12-04  Kirill Yukhin  <kirill.yukhin@intel.com>
2818         * c-common.c (c_common_attribute_table[]): Update max arguments
2819         count for "simd" attribute.
2820         (handle_simd_attribute): Parse "notinbranch" and "inbranch" arguments.
2822 2015-12-03  Jakub Jelinek  <jakub@redhat.com>
2824         PR preprocessor/57580
2825         * c-ppoutput.c (print): Change printed field to bool.
2826         Move src_file last for smaller padding.
2827         (init_pp_output): Set print.printed to false instead of 0.
2828         (scan_translation_unit): Fix up formatting.  Set print.printed
2829         to true after printing something other than newline.
2830         (scan_translation_unit_trad): Set print.printed to true instead of 1.
2831         (maybe_print_line_1): Set print.printed to false instead of 0.
2832         (print_line_1): Likewise.
2833         (do_line_change): Set print.printed to true instead of 1.
2834         (cb_define, dump_queued_macros, cb_include, cb_def_pragma,
2835         dump_macro): Set print.printed to false after printing newline.
2837 2015-12-02  Jason Merrill  <jason@redhat.com>
2839         * c-common.c (fold_for_warn): New.
2840         (warn_logical_operator, warn_tautological_cmp)
2841         (check_function_arguments_recurse, maybe_warn_bool_compare): Use it.
2843         * c-common.c (c_disable_warnings, c_enable_warnings, c_fully_fold)
2844         (c_fully_fold_internal, decl_constant_value_for_optimization):
2845         Move to c/c-fold.c.
2846         * c-common.h: Don't declare decl_constant_value_for_optimization.
2848 2015-12-02  Joseph Myers  <joseph@codesourcery.com>
2850         PR c/68162
2851         * c-common.h (c_build_qualified_type): Add extra default
2852         arguments.
2854 2015-12-01  Julian Brown  <julian@codesourcery.com>
2855             Cesar Philippidis  <cesar@codesourcery.com>
2856             James Norris  <James_Norris@mentor.com>
2858         * c-pragma.c (oacc_pragmas): Add PRAGMA_OACC_HOST_DATA.
2859         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_HOST_DATA.
2860         (pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_USE_DEVICE.
2862 2015-11-30  Eric Botcazou  <ebotcazou@adacore.com>
2864         * c-ada-spec.c (print_ada_macros): Remove redundant blank line.
2865         (decl_sloc_common): Delete and move bulk of processing to...
2866         (decl_sloc): ...here.
2867         (pp_ada_tree_identifier): Remove reference to QUAL_UNION_TYPE.
2868         (dump_ada_double_name): Remove S parameter and compute the suffix.
2869         (dump_ada_array_type): Add PARENT parameter.  Simplify computation of
2870         element type and deal with an anonymous one.
2871         (dump_ada_template): Use RECORD_OR_UNION_TYPE_P macro.
2872         (dump_generic_ada_node): Tweak.  Adjust call to dump_ada_array_type
2873         and remove reference to QUAL_UNION_TYPE.
2874         (dump_nested_types): Make 2 passes on the fields and move bulk to...
2875         (dump_nested_type): ...here.  New function extracted from above.
2876         Generate a full declaration for anonymous element type of arrays.
2877         (print_ada_declaration): Really skip anonymous declarations.  Remove
2878         references to QUAL_UNION_TYPE.  Adjust call to dump_ada_array_type.
2879         Clean up processing of declarations of array types and objects.
2880         (print_ada_struct_decl): Remove reference to QUAL_UNION_TYPE.
2881         Remove obsolete code and tidy up.
2883 2015-11-29  Jan Hubicka  <hubicka@ucw.cz>
2885         PR c/67581
2886         * c-common.c (handle_transparent_union_attribute): Update
2887         also type variants.
2889 2015-11-27  Martin Liska  <mliska@suse.cz>
2891         PR c++/68312
2892         * array-notation-common.c (cilkplus_extract_an_triplets):
2893         Release vector of vectors.
2894         * cilk.c (gimplify_cilk_spawn): Free allocated memory.
2896 2015-11-26  Eric Botcazou  <ebotcazou@adacore.com>
2898         PR c++/68527
2899         * c-ada-spec.c (dump_nested_types): Add guard for error_mark_node.
2900         (print_ada_struct_decl): Likewise.
2902 2015-11-23  Igor Zamyatin  <igor.zamyatin@intel.com>
2904         PR c++/68001
2905         * c-gimplify.c (c_gimplify_expr): Stop the process if see an error.
2906         * cilk.c (recognize_spawn): Determine location in a more precise
2907         way.
2909 2015-11-19  Jason Merrill  <jason@redhat.com>
2911         * c-common.c (shorten_compare): But look through macros from
2912         system headers.
2914 2015-11-18  Jason Merrill  <jason@redhat.com>
2916         * c-common.c (shorten_compare): Don't -Wtype-limits if the
2917         non-constant operand comes from a macro.
2919 2015-11-17  Jason Merrill  <jason@redhat.com>
2921         PR bootstrap/68346
2922         * c-common.c (warn_tautological_cmp): Fold before checking for
2923         constants.
2925 2015-11-16  Marek Polacek  <polacek@redhat.com>
2927         PR c++/68362
2928         * c-common.c (check_case_bounds): Fold low and high cases.
2930 2015-11-16  Marek Polacek  <polacek@redhat.com>
2932         * c-ada-spec.c (dump_ada_template): Use RECORD_OR_UNION_TYPE_P.
2933         * c-common.c (c_common_get_alias_set): Likewise.
2934         (handle_visibility_attribute): Likewise.
2936 2015-11-16  Kirill Yukhin  <kirill.yukhin@intel.com>
2938         * c-common.c (handle_simd_attribute): New.
2939         (struct attribute_spec): Add entry for "simd".
2940         (handle_simd_attribute): New.
2942 2015-11-13  Kai Tietz  <ktietz70@googlemail.com>
2944         * c-lex.c (interpret_float): Use fold_convert.
2946 2015-11-13  David Malcolm  <dmalcolm@redhat.com>
2948         * c-common.c (c_fully_fold_internal): Capture existing souce_range,
2949         and store it on the result.
2950         * c-opts.c (c_common_init_options): Set
2951         global_dc->colorize_source_p.
2953 2015-11-12  James Norris  <jnorris@codesourcery.com>
2954             Joseph Myers  <joseph@codesourcery.com>
2956         * c-pragma.c (oacc_pragmas): Add entry for declare directive.
2957         * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_DECLARE.
2958         (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT and
2959         PRAGMA_OACC_CLAUSE_LINK.
2961 2015-11-11  Marek Polacek  <polacek@redhat.com>
2963         PR c/68107
2964         PR c++/68266
2965         * c-common.c (valid_array_size_p): New function.
2966         * c-common.h (valid_array_size_p): Declare.
2968 2015-11-11  Dominique d'Humieres  <dominiq@lps.ens.fr>
2970         PR bootstrap/68271
2971         * c-pragma.c (c_register_pragma_1): Update the gcc_assert to 256.
2973 2015-11-11  Andrew MacLeod  <amacleod@redhat.com>
2975         * array-notation-common.c: Remove unused header files.
2976         * c-ada-spec.c: Likewise.
2977         * c-cilkplus.c: Likewise.
2978         * c-common.c: Likewise.
2979         * c-cppbuiltin.c: Likewise.
2980         * c-dump.c: Likewise.
2981         * c-format.c: Likewise.
2982         * c-gimplify.c: Likewise.
2983         * c-indentation.c: Likewise.
2984         * c-lex.c: Likewise.
2985         * c-omp.c: Likewise.
2986         * c-opts.c: Likewise.
2987         * c-pch.c: Likewise.
2988         * c-ppoutput.c: Likewise.
2989         * c-pragma.c: Likewise.
2990         * c-pretty-print.c: Likewise.
2991         * c-semantics.c: Likewise.
2992         * c-ubsan.c: Likewise.
2993         * cilk.c: Likewise.
2994         * stub-objc.c: Likewise.
2996 2015-11-09  Thomas Schwinge  <thomas@codesourcery.com>
2997             Cesar Philippidis  <cesar@codesourcery.com>
2998             James Norris  <jnorris@codesourcery.com>
2999             Julian Brown  <julian@codesourcery.com>
3000             Nathan Sidwell  <nathan@codesourcery.com>
3002         * c-pragma.c (oacc_pragmas): Add "routine".
3003         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ROUTINE.
3005 2015-11-08  Eric Botcazou  <ebotcazou@adacore.com>
3007         * c-common.c (c_common_attributes): Add scalar_storage_order.
3008         (handle_scalar_storage_order_attribute): New function.
3009         * c-pragma.c (global_sso): New variable.
3010         (maybe_apply_pragma_scalar_storage_order): New function.
3011         (handle_pragma_scalar_storage_order): Likewise.
3012         (init_pragma): Register scalar_storage_order.
3013         * c-pragma.h (maybe_apply_pragma_scalar_storage_order): Declare.
3014         * c.opt (Wscalar-storage-order): New warning.
3015         (fsso-struct=): New option.
3017 2015-11-08  Martin Sebor  <msebor@redhat.com>
3019         * c.opt (Wplacement-new): Add a period to the end of a sentence.
3021 2015-11-07  Richard Sandiford  <richard.sandiford@arm.com>
3023         * c-common.c: Don't undef DEF_BUILTIN.
3025 2015-11-06  David Malcolm  <dmalcolm@redhat.com>
3027         * c-common.c (c_cpp_error): Convert parameter from location_t to
3028         rich_location *.  Eliminate the "column_override" parameter and
3029         the call to diagnostic_override_column.
3030         Update the "done_lexing" clause to set range 0
3031         on the rich_location, rather than overwriting a location_t.
3032         * c-common.h (c_cpp_error): Convert parameter from location_t to
3033         rich_location *.  Eliminate the "column_override" parameter.
3035 2015-11-05  Cesar Philippidis  <cesar@codesourcery.com>
3036             Thomas Schwinge  <thomas@codesourcery.com>
3037             James Norris  <jnorris@codesourcery.com>
3039         * c-omp.c (c_oacc_split_loop_clauses): Make TILE, GANG, WORKER, VECTOR,
3040         AUTO, SEQ, INDEPENDENT and PRIVATE loop clauses.  Associate REDUCTION
3041         clauses with parallel and kernels and loops.
3042         * c-pragma.h (enum pragma_omp_clause): Add entries for
3043         PRAGMA_OACC_CLAUSE_{INDEPENDENT,TILE,DEFAULT}.
3044         * pt.c (tsubst_omp_clauses): Add support for OMP_CLAUSE_{NUM_GANGS,
3045         NUM_WORKERS,VECTOR_LENGTH,GANG,WORKER,VECTOR,ASYNC,WAIT,TILE,AUTO,
3046         INDEPENDENT,SEQ}.
3047         (tsubst_expr): Add support for OMP_CLAUSE_{KERNELS,PARALLEL,LOOP}.
3049 2015-11-05  Martin Sebor  <msebor@redhat.com>
3051         PR c++/67942
3052         * c.opt (-Wplacement-new): New option.
3054 2015-11-05  Jakub Jelinek  <jakub@redhat.com>
3056         * c-common.h (c_finish_omp_atomic): Add TEST argument.
3057         (c_omp_check_loop_iv, c_omp_check_loop_iv_exprs): New prototypes.
3058         * c-omp.c (c_finish_omp_atomic): Add TEST argument.  Don't call
3059         save_expr or create_tmp_var* if TEST is true.
3060         (c_finish_omp_for): Store OMP_FOR_ORIG_DECLS always.
3061         Don't call add_stmt here.
3062         (struct c_omp_check_loop_iv_data): New type.
3063         (c_omp_check_loop_iv_r, c_omp_check_loop_iv,
3064         c_omp_check_loop_iv_exprs): New functions.
3065         (c_omp_split_clauses): Adjust for lastprivate being allowed on
3066         distribute.
3067         (c_omp_declare_simd_clauses_to_numbers): Change
3068         OMP_CLAUSE_LINEAR_VARIABLE_STRIDE OMP_CLAUSE_LINEAR_STEP into numbers.
3069         (c_omp_declare_simd_clauses_to_decls): Similarly change those
3070         from numbers to PARM_DECLs.
3072 2015-11-04  Mikhail Maltsev  <maltsevm@gmail.com>
3074         * c-omp.c (c_omp_split_clauses): Remove conditional compilation. Use
3075         flag_checking.
3077 2015-11-03  Bernd Schmidt  <bschmidt@redhat.com>
3079         PR c++-common/67882
3080         * c-common.h (fold_offsetof_1): Add argument.
3081         * c-common.c (fold_offsetof_1): Diagnose more invalid
3082         offsetof expressions that reference elements past the end of
3083         an array.
3085 2015-11-03  Thomas Schwinge  <thomas@codesourcery.com>
3086             Chung-Lin Tang  <cltang@codesourcery.com>
3088         * c-pragma.c (oacc_pragmas): Add "atomic".
3089         * c-pragma.h (pragma_kind): Add PRAGMA_OACC_ATOMIC.
3091 2015-10-30  Evgeny Stupachenko  <evstupac@gmail.com>
3093         * c-common.c (handle_target_clones_attribute): New.
3094         (c_common_attribute_table): Add handle_target_clones_attribute.
3095         (handle_always_inline_attribute): Add check on target_clones attribute.
3096         (handle_target_attribute): Ditto.
3098 2015-10-29  Andrew MacLeod  <amacleod@redhat.com>
3100         * array-notation-common.c: Reorder #include's and remove duplicates.
3101         * c-ada-spec.c: Likewise.
3102         * c-cilkplus.c: Likewise.
3103         * c-common.c: Likewise.
3104         * c-cppbuiltin.c: Likewise.
3105         * c-dump.c: Likewise.
3106         * c-format.c: Likewise.
3107         * c-gimplify.c: Likewise.
3108         * c-indentation.c: Likewise.
3109         * c-lex.c: Likewise.
3110         * c-omp.c: Likewise.
3111         * c-opts.c: Likewise.
3112         * c-pch.c: Likewise.
3113         * c-ppoutput.c: Likewise.
3114         * c-pragma.c: Likewise.
3115         * c-pretty-print.c: Likewise.
3116         * c-semantics.c: Likewise.
3117         * c-ubsan.c: Likewise.
3118         * cilk.c: Likewise.
3119         * stub-objc.c: Likewise.
3121 2015-10-28  Jason Merrill  <jason@redhat.com>
3123         * c-common.c (pointer_int_sum): Fold the MULT_EXPR.
3125 2015-10-27  Thomas Schwinge  <thomas@codesourcery.com>
3126             James Norris  <jnorris@codesourcery.com>
3127             Cesar Philippidis  <cesar@codesourcery.com>
3129         PR c/64765
3130         PR c/64880
3131         * c-common.h (c_oacc_split_loop_clauses): Declare function.
3132         * c-omp.c (c_oacc_split_loop_clauses): New function.
3134 2015-10-21  Martin Sebor  <msebor@redhat.com>
3136         PR driver/68043
3137         * c.opt: End each sentence that describes an option with a period.
3139 2015-10-20  Marek Polacek  <polacek@redhat.com>
3141         * array-notation-common.c (is_cilkplus_vector_p): Define.
3142         * c-common.h (is_cilkplus_vector_p): Declare.
3144 2015-10-20  Marek Polacek  <polacek@redhat.com>
3146         * c.opt (std=gnu++11): Do not describe as experimental.
3147         (std=gnu++14): Likewise.
3149 2015-10-19  Jason Merrill  <jason@redhat.com>
3151         * c-cppbuiltin.c (c_cpp_builtins): Define
3152         __cpp_nontype_template_args.
3154 2015-10-19  Jason Merrill  <jason@redhat.com>
3156         * c-cppbuiltin.c (c_cpp_builtins): Define
3157         __cpp_enumerator_attributes, __cpp_fold_expressions,
3158         __cpp_unicode_characters.
3160 2015-10-13  Jakub Jelinek  <jakub@redhat.com>
3161             Aldy Hernandez  <aldyh@redhat.com>
3163         * c-common.c (enum c_builtin_type): Define DEF_FUNCTION_TYPE_9,
3164         DEF_FUNCTION_TYPE_10 and DEF_FUNCTION_TYPE_11.
3165         (c_define_builtins): Likewise.
3166         * c-common.h (enum c_omp_clause_split): Add
3167         C_OMP_CLAUSE_SPLIT_TASKLOOP.
3168         (c_finish_omp_critical, c_finish_omp_ordered): Add CLAUSES argument.
3169         (c_finish_omp_for): Add ORIG_DECLV argument.
3170         * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP as
3171         201511 instead of 201307.
3172         * c-omp.c (c_finish_omp_critical): Add CLAUSES argument, set
3173         OMP_CRITICAL_CLAUSES to it.
3174         (c_finish_omp_ordered): Add CLAUSES argument, set
3175         OMP_ORDERED_CLAUSES to it.
3176         (c_finish_omp_for): Add ORIG_DECLV argument, set OMP_FOR_ORIG_DECLS
3177         to it if OMP_FOR.  Clear DECL_INITIAL on the IVs.
3178         (c_omp_split_clauses): Handle OpenMP 4.5 combined/composite
3179         constructs and new OpenMP 4.5 clauses.  Clear
3180         OMP_CLAUSE_SCHEDULE_SIMD if not combined with OMP_SIMD.  Add
3181         verification code.
3182         * c-pragma.c (omp_pragmas_simd): Add taskloop.
3183         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKLOOP.
3184         (enum pragma_omp_clause): Add
3185         PRAGMA_OMP_CLAUSE_{DEFAULTMAP,GRAINSIZE,HINT,{IS,USE}_DEVICE_PTR}
3186         and PRAGMA_OMP_CLAUSE_{LINK,NOGROUP,NUM_TASKS,PRIORITY,SIMD,THREADS}.
3188 2015-10-05  Richard Sandiford  <richard.sandiford@arm.com>
3190         * c-lex.c (interpret_float): Use real_equal instead of
3191         REAL_VALUES_EQUAL.
3193 2015-10-04  Jason Merrill  <jason@redhat.com>
3195         Implement N4514, C++ Extensions for Transactional Memory.
3196         * c-common.c (c_common_reswords): Add C++ TM TS keywords.
3197         (c_common_attribute_table): Add transaction_safe_dynamic.
3198         transaction_safe now affects type identity.
3199         (handle_tm_attribute): Handle transaction_safe_dynamic.
3200         * c-common.h (enum rid): Add RID_ATOMIC_NOEXCEPT,
3201         RID_ATOMIC_CANCEL, RID_SYNCHRONIZED.
3202         (OBJC_IS_CXX_KEYWORD): Add RID_SYNCHRONIZED.
3203         (D_TRANSMEM): New.
3204         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_transactional_memory.
3205         * c-pretty-print.c (pp_c_attributes_display): Don't print
3206         transaction_safe in C++.
3208 2015-10-02  Marek Polacek  <polacek@redhat.com>
3210         * c.opt (Wduplicated-cond): Don't enable by -Wall anymore.
3212 2015-10-02  Marek Polacek  <polacek@redhat.com>
3214         PR c/64249
3215         * c-common.c (warn_duplicated_cond_add_or_warn): New function.
3216         * c-common.h (warn_duplicated_cond_add_or_warn): Declare.
3217         * c.opt (Wduplicated-cond): New option.
3219 2015-10-01  Joseph Myers  <joseph@codesourcery.com>
3221         * c.opt (std=c11): Do not describe as experimental.
3222         (std=gnu11): Likewise.
3223         (std=iso9899:2011): Likewise.
3225 2015-09-28  Nathan Sidwell  <nathan@codesourcery.com>
3227         * c-common.c (DEF_FUNCTION_TYPE_VAR_6): New.
3228         (DEF_FUNCTION_TYPE_VAR_11): Delete.
3230 2015-09-25  Marek Polacek  <polacek@redhat.com>
3232         * c-ubsan.c (ubsan_instrument_division): Remove unnecessary code.
3233         (ubsan_instrument_shift): Likewise.
3235 2015-09-25  Marek Polacek  <polacek@redhat.com>
3237         PR sanitizer/64906
3238         * c-ubsan.c (ubsan_instrument_division): Also pre-evaluate OP1.
3240 2015-09-24  Patrick Palka  <ppalka@gcc.gnu.org>
3242         * c-indentation.c (should_warn_for_misleading_indentation):
3243         Compare next_stmt_vis_column with guard_line_first_nws instead
3244         of with guard_line_vis_column.
3246 2015-09-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3248         PR c/49654
3249         PR c/49655
3250         * c-pragma.c (handle_pragma_diagnostic): Detect non-warning
3251         options and options not valid for the current language.
3253 2015-09-22  Patrick Palka  <ppalka@gcc.gnu.org>
3255         * c-indentation.c (should_warn_for_misleading_indentation):
3256         Float out and consolidate the calls to get_visual_column that
3257         are passed guard_exploc as an argument.  Compare
3258         next_stmt_vis_column with guard_line_first_nws instead of with
3259         body_line_first_nws.
3261 2015-09-22  Nathan Sidwell  <nathan@codesourcery.com>
3263         * c.opt (Wmultiple-inheritance, Wvirtual-inheritance, Wtemplates,
3264         Wnamespaces): New C++ warnings.
3266 2015-09-22  Jason Merrill  <jason@redhat.com>
3268         * c-common.h (abi_compat_version_crosses): New.
3269         (warn_abi_version): Declare.
3270         * c-common.c: Define it.
3271         * c-opts.c (c_common_post_options): Handle it.
3272         flag_abi_compat_version defaults to 8.
3274 2015-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
3276         Complete the implementation of N4230, Nested namespace definition.
3277         * c-cppbuiltin.c: Add __cpp_namespace_attributes and
3278         __cpp_nested_namespace_definitions.
3280 2015-09-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3282         * c-pragma.c (handle_pragma_diagnostic): Fix wrong return.
3284 2015-09-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3286         * c-pragma.c (handle_pragma_diagnostic): Use explicit location
3287         when warning.
3288         * c-pragma.h (pragma_lex): Add optional loc argument.
3290 2015-09-16  Mikhail Maltsev  <maltsevm@gmail.com>
3292         * c-format.c (check_format_arg): Adjust to use common block size in all
3293         object pools.
3295 2015-09-15  David Malcolm  <dmalcolm@redhat.com>
3297         * c-format.c (location_from_offset): Update for change in
3298         signature of location_get_source_line.
3299         * c-indentation.c (get_visual_column): Likewise.
3300         (line_contains_hash_if): Likewise.
3302 2015-09-14  Marek Polacek  <polacek@redhat.com>
3304         * c-opts.c (c_common_post_options): Set C++ standard earlier, before
3305         setting various warnings.
3307 2015-09-14  Marek Polacek  <polacek@redhat.com>
3309         * c-common.c (warn_for_sign_compare): Cast to unsigned when shifting
3310         a negative value.
3312 2015-09-11  Mark Wielaard  <mjw@redhat.com>
3314         PR c/28901
3315         * c.opt (Wunused-variable): Option from common.opt.
3316         (Wunused-const-variable): New option.
3318 2015-09-09  Paolo Carlini  <paolo.carlini@oracle.com>
3320         PR c++/53184
3321         * c.opt ([Wsubobject-linkage]): Add.
3323 2015-09-03  Martin Sebor  <msebor@redhat.com>
3325         PR c/66516
3326         * c-common.h (c_decl_implicit, reject_gcc_builtin): Declare new
3327         functions.
3328         * c-common.c (reject_gcc_builtin): Define.
3330 2015-09-02  Balaji V. Iyer  <balaji.v.iyer@intel.com>
3332         PR middle-end/60586
3333         * c-common.h (cilk_gimplify_call_params_in_spawned_fn): New
3334         prototype.
3335         * c-gimplify.c (c_gimplify_expr): Added a call to the function
3336         cilk_gimplify_call_params_in_spawned_fn.
3337         * cilk.c (cilk_gimplify_call_params_in_spawned_fn): New function.
3338         (gimplify_cilk_spawn): Removed EXPR_STMT and CLEANUP_POINT_EXPR
3339         unwrapping.
3341 2015-08-25  Marek Polacek  <polacek@redhat.com>
3343         PR middle-end/67330
3344         * c-common.c (handle_weak_attribute): Don't check whether the
3345         visibility can be changed here.
3347 2015-08-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3349         * c-lex.c (c_lex_with_flags): Use explicit locations.
3351 2015-08-18  Trevor Saunders  <tbsaunde@tbsaunde.org>
3353         * c-ada-spec.h, c-common.c, c-common.h, c-format.c, c-format.h,
3354         c-objc.h, c-ppoutput.c, c-pragma.c, c-pragma.h: Remove useless
3356 2015-08-18  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
3358         PR middle-end/36757
3359         * c-common.c (check_builtin_function_arguments): Add check
3360         for BUILT_IN_SIGNBIT argument.
3362 2015-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
3364         PR c++/67160
3365         * c-cppbuiltin.c (c_cpp_builtins): Fix __cpp_static_assert value
3366         in c++1z mode.
3368 2015-08-17  Marek Polacek  <polacek@redhat.com>
3370         * c-pretty-print.c (pp_c_cv_qualifiers): Remove code dealing
3371         with whitespaces before qualifier names.
3373 2015-08-12  Marek Polacek  <polacek@redhat.com>
3375         PR c++/55095
3376         * c-common.c (maybe_warn_shift_overflow): Properly handle
3377         left-shifting 1 into the sign bit.
3379 2015-08-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3381         * c.opt (Wchkp): Use LangEnabledBy instead of EnabledBy.
3383 2015-08-06  Andrew Sutton  <andrew.n.sutton@gmail.com>
3384             Braden Obrzut  <admin@maniacsvault.net>
3385             Jason Merrill  <jason@redhat.com>
3387         Add C++ Concepts TS support.
3388         * c-common.c (c_common_reswords): Add __is_same_as, concept, requires.
3389         * c-common.h (enum rid): Add RID_IS_SAME_AS, RID_CONCEPT, RID_REQUIRES.
3390         (D_CXX_CONCEPTS, D_CXX_CONCEPTS_FLAGS): New.
3391         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_concepts.
3392         * c-opts.c (set_std_cxx1z): Set flag_concepts.
3393         * c.opt (fconcepts): New.
3395 2015-08-02  Martin Sebor  <msebor@redhat.com>
3397         * c.opt (-Wframe-address): New warning option.
3399 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
3401         * c-indentation.c (should_warn_for_misleading_indentation):
3402         Improve heuristics.
3404 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
3406         * c-indentation.c (get_visual_column): Add parameter first_nws,
3407         use it.  Update comment documenting the function.
3408         (is_first_nonwhitespace_on_line): Remove.
3409         (should_warn_for_misleading_indentation): Replace usage of
3410         of is_first_nonwhitespace_on_line with get_visual_column.
3412 2015-08-02  Patrick Palka  <ppalka@gcc.gnu.org>
3414         * c-indentation.h (struct token_indent_info): Define.
3415         (get_token_indent_info): Define.
3416         (warn_for_misleading_information): Declare.
3417         * c-common.h (warn_for_misleading_information): Remove.
3418         * c-identation.c (warn_for_misleading_indentation):
3419         Change declaration to take three token_indent_infos.  Adjust
3420         accordingly.
3421         * c-identation.c (should_warn_for_misleading_indentation):
3422         Likewise.  Bail out early if the body is a compound statement.
3423         (guard_tinfo_to_string): Define.
3425 2015-07-30  Jason Merrill  <jason@redhat.com>
3427         * c-pretty-print.c (unary_expression) [INDIRECT_REF]: Don't print
3428         '*' for reference decay.
3430 2015-07-30  Marek Polacek  <polacek@redhat.com>
3432         * c-common.c (warn_tautological_cmp): Bail for float types.
3434 2015-07-27  Marek Polacek  <polacek@redhat.com>
3436         PR bootstrap/67030
3437         * c-common.c (warn_tautological_cmp): Don't warn for macro expansion.
3439 2015-07-27  Marek Polacek  <polacek@redhat.com>
3441         PR c++/66555
3442         PR c/54979
3443         * c-common.c (find_array_ref_with_const_idx_r): New function.
3444         (warn_tautological_cmp): New function.
3445         * c-common.h (warn_tautological_cmp): Declare.
3446         * c.opt (Wtautological-compare): New option.
3448 2015-07-23  Marek Polacek  <polacek@redhat.com>
3450         * c-ubsan.c (ubsan_instrument_division): Use unshare_expr throughout.
3451         (ubsan_instrument_shift): Likewise.
3453 2015-07-23  Marek Polacek  <polacek@redhat.com>
3455         PR sanitizer/66908
3456         * c-ubsan.c: Include gimplify.h.
3457         (ubsan_instrument_division): Unshare OP0 and OP1.
3458         (ubsan_instrument_shift): Likewise.
3460 2015-07-20  Marek Polacek  <polacek@redhat.com>
3461             Richard Sandiford  <richard.sandiford@arm.com>
3463         PR c++/55095
3464         * c-common.c (c_fully_fold_internal): Warn about left shift overflows.
3465         Use EXPR_LOC_OR_LOC.
3466         (maybe_warn_shift_overflow): New function.
3467         * c-common.h (maybe_warn_shift_overflow): Declare.
3468         * c-opts.c (c_common_post_options): Set warn_shift_overflow.
3469         * c.opt (Wshift-overflow): New option.
3471 2015-07-16  Martin Liska  <mliska@suse.cz>
3473         * c-format.c (static void check_format_info_main): Use
3474         object_allocator instead of pool_allocator.
3475         (check_format_arg): Likewise.
3476         (check_format_info_main): Likewise.
3478 2015-07-15  Andrew MacLeod  <amacleod@redhat.com>
3480         * c-opts.c: Remove multiline #include comment.
3482 2015-07-12  Aldy Hernandez  <aldyh@redhat.com>
3484         * c-common.c: Fix double word typos.
3486 2015-07-10  Eric Botcazou  <ebotcazou@adacore.com>
3488         * c-ada-spec.h (cpp_operation): Revert latest change.
3489         * c-ada-spec.c (print_ada_declaration): Likewise.  Skip implicit
3490         constructors and destructors.
3492 2015-07-09  Andrew MacLeod  <amacleod@redhat.com>
3494         * c-common.h: Adjust includes for flags.h changes.
3495         * stub-objc.c: Likewise.
3497 2015-07-08  Eric Botcazou  <ebotcazou@adacore.com>
3499         * c-ada-spec.h (cpp_operation): Add IS_CONSTEXPR.
3500         * c-ada-spec.c (print_ada_declaration): Skip constexpr constructors.
3502 2015-07-08  Jakub Jelinek  <jakub@redhat.com>
3504         * c-omp.c (c_omp_declare_simd_clauses_to_numbers): If all clauses
3505         are to be removed, return NULL rather than original clauses list.
3507 2015-07-07  Andrew MacLeod  <amacleod@redhat.com>
3509         * array-notation-common.c: Adjust includes.
3510         * c-ada-spec.c: Likewise.
3511         * c-cilkplus.c: Likewise.
3512         * c-common.h: Likewise.
3513         * c-cppbuiltin.c: Likewise.
3514         * c-dump.c: Likewise.
3515         * c-format.c: Likewise.
3516         * c-gimplify.c: Likewise.
3517         * c-indentation.c: Likewise.
3518         * c-lex.c: Likewise.
3519         * c-omp.c: Likewise.
3520         * c-opts.c: Likewise.
3521         * c-pch.c: Likewise.
3522         * c-ppoutput.c: Likewise.
3523         * c-pragma.c: Likewise.
3524         * c-pretty-print.c: Likewise.
3525         * c-semantics.c: Likewise.
3526         * c-ubsan.c: Likewise.
3527         * cilk.c: Likewise.
3528         * stub-objc.c: Likewise.
3530 2015-07-07  Eric Botcazou  <ebotcazou@adacore.com>
3532         * c-ada-spec.h (cpp_operation): Add IS_MOVE_CONSTRUCTOR.
3533         * c-ada-spec.c (print_ada_declaration): Skip move constructors.
3535 2015-07-01  Jason Merrill  <jason@redhat.com>
3537         * c-common.h (D_CXX11): Rename from D_CXX0X.
3538         (RID_FIRST_CXX11, RID_LAST_CXX11): Rename from *_CXX0X.
3539         * c-common.c: Adjust.
3541         * c-opts.c (c_common_post_options): Default to C++14.
3543         * c-opts.c (c_common_post_options): Highest ABI level is now 10.
3545 2015-06-30  Edward Smith-Rowland  <3dw4rd@verizon.net>
3547         Implement N4197 - Adding u8 character literals
3548         * c-ada-spec.c (print_ada_macros): Treat CPP_UTF8CHAR like
3549         CPP_CHAR.
3550         * c-common.c (c_parse_error): Print CPP_UTF8CHAR and
3551         CPP_UTF8CHAR_USERDEF tokens.
3552         * c-lex.c (c_lex_with_flags): Treat CPP_UTF8CHAR_USERDEF
3553         and CPP_UTF8CHAR tokens.
3554         (lex_charconst): Treat CPP_UTF8CHAR token.
3556 2015-06-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3558         PR fortran/66605
3559         * c-common.c (do_warn_unused_parameter): Move here.
3560         * c-common.h (do_warn_unused_parameter): Declare.
3562 2015-06-29  Marek Polacek  <polacek@redhat.com>
3564         PR c/66322
3565         * c-common.c (check_case_bounds): Add bool * parameter.  Set
3566         OUTSIDE_RANGE_P.
3567         (c_add_case_label): Add bool * parameter.  Pass it down to
3568         check_case_bounds.
3569         (c_do_switch_warnings): Add bool parameters.  Implement -Wswitch-bool
3570         warning here.
3571         * c-common.h (c_add_case_label, c_do_switch_warnings): Update
3572         declarations.
3574 2015-06-27  Marek Polacek  <polacek@redhat.com>
3576         * c-common.c (check_main_parameter_types): Use VECTOR_TYPE_P
3577         or VECTOR_INTEGER_TYPE_P throughout.
3578         * c-gimplify.c: Likewise.
3580 2015-06-26  Marek Polacek  <polacek@redhat.com>
3582         * array-notation-common.c (find_rank): Use INDIRECT_REF_P.
3583         * c-common.c (c_fully_fold_internal): Likewise.
3584         (c_alignof_expr): Likewise.
3585         * c-pretty-print.c (c_pretty_printer::postfix_expression): Likewise.
3586         * c-ubsan.c (ubsan_instrument_bounds): Likewise.
3587         * cilk.c (create_parm_list): Likewise.
3589 2015-06-26  Marek Polacek  <polacek@redhat.com>
3591         * c-common.c (handle_unused_attribute): Use VAR_OR_FUNCTION_DECL_P.
3593 2015-06-25  Andrew MacLeod  <amacleod@redhat.com>
3595         * c-common.c: Remove ipa-ref.h and plugin-api.h from include list.
3596         * c-gimplify.c: Likewise.
3597         * c-pragma.c: Likewise.
3598         * c-ubsan.c: Likewise.
3599         * cilk.c: Likewise.
3601 2015-06-25  Richard Sandiford  <richard.sandiford@arm.com>
3603         * c-common.c (c_type_hasher): Inherit from ggc_ptr_hash rather than
3604         ggc_hasher.
3606 2015-06-25  Andrew MacLeod  <amacleod@redhat.com>
3608         * cilk.c: Move calls.h after tm.h in the include chain.
3610 2015-06-25  Marek Polacek  <polacek@redhat.com>
3612         * array-notation-common.c: Use VAR_P throughout.
3613         * c-ada-spec.c: Likewise.
3614         * c-common.c: Likewise.
3615         * c-format.c: Likewise.
3616         * c-gimplify.c: Likewise.
3617         * c-omp.c: Likewise.
3618         * c-pragma.c: Likewise.
3619         * c-pretty-print.c: Likewise.
3620         * cilk.c: Likewise.
3622 2015-06-25  Marek Polacek  <polacek@redhat.com>
3624         * cilk.c (extract_free_variables): Use is_global_var.
3626 2015-06-23  Richard Sandiford  <richard.sandiford@arm.com>
3628         * c-common.c: Don't include target-def.h.
3630 2015-06-23  Marek Polacek  <polacek@redhat.com>
3632         * c-common.c (warn_logical_operator): Use tree_int_cst_equal
3633         when comparing INTEGER_CSTs.
3635 2015-06-22  Pierre-Marie de Rodat  <derodat@adacore.com>
3637         * c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.
3638         * c-ada-spec.c (collect_ada_nodes): Skip NAMESPACE_DECL
3639         (dump_ada_template): Skip partially specialized types.
3641 2015-06-22  Mikhail Maltsev  <maltsevm@gmail.com>
3643         * c-common.c (scalar_to_vector): Use std::swap instead of manually
3644         swapping.
3646 2015-06-17  Andrew MacLeod  <amacleod@redhat.com>
3648         * array-notation-common.c: Do not include input.h, line-map.h or is-a.h.
3649         * c-ada-spec.c: Likewise.
3650         * c-cilkplus.c: Likewise.
3651         * c-common.c: Likewise.
3652         * c-common.h: Likewise.
3653         * c-cppbuiltin.c: Likewise.
3654         * c-dump.c: Likewise.
3655         * c-format.c: Likewise.
3656         * c-gimplify.c: Likewise.
3657         * c-indentation.c: Likewise.
3658         * c-lex.c: Likewise.
3659         * c-omp.c: Likewise.
3660         * c-opts.c: Likewise.
3661         * c-pch.c: Likewise.
3662         * c-ppoutput.c: Likewise.
3663         * c-pragma.c: Likewise.
3664         * c-pretty-print.c: Likewise.
3665         * c-semantics.c: Likewise.
3666         * c-ubsan.c: Likewise.
3667         * cilk.c: Likewise.
3668         * stub-objc.c: Likewise.
3670 2015-06-13  Patrick Palka  <ppalka@gcc.gnu.org>
3672         PR c++/65168
3673         * c-common.c (c_common_truthvalue_conversion): Warn when
3674         converting an address of a reference to a truth value.
3676 2015-06-08  Andrew MacLeod  <amacleod@redhat.com>
3678         * array-notation-common.c : Adjust include files.
3679         * c-ada-spec.c : Likewise.
3680         * c-cilkplus.c : Likewise.
3681         * c-common.c : Likewise.
3682         * c-common.h : Likewise.
3683         * c-cppbuiltin.c : Likewise.
3684         * c-dump.c : Likewise.
3685         * c-format.c : Likewise.
3686         * c-gimplify.c : Likewise.
3687         * c-indentation.c : Likewise.
3688         * c-lex.c : Likewise.
3689         * c-omp.c : Likewise.
3690         * c-opts.c : Likewise.
3691         * c-pch.c : Likewise.
3692         * c-ppoutput.c : Likewise.
3693         * c-pragma.c : Likewise.
3694         * c-pretty-print.c : Likewise.
3695         * c-semantics.c : Likewise.
3696         * c-ubsan.c : Likewise.
3697         * cilk.c : Likewise.
3698         * stub-objc.c : Likewise.
3700 2015-06-08  Marek Polacek  <polacek@redhat.com>
3702         PR c/66415
3703         * c-format.c (location_from_offset): Return LOC if LINE is null.
3705 2015-06-05  Aldy Hernandez  <aldyh@redhat.com>
3707         * c-common.h (c_parse_final_cleanups): New prototype.
3708         * c-opts.c (c_common_parse_file): Call c_parse_final_cleanups.
3710 2015-06-04  Sriraman Tallam  <tmsriram@google.com>
3712         * c-common.c (noplt): New attribute.
3713         (handle_noplt_attribute): New handler.
3715 2015-06-04  Andrew MacLeod  <amacleod@redhat.com>
3717         * array-notation-common.c: Adjust includes for restructured coretypes.h.
3718         * c-ada-spec.c: Likewise.
3719         * c-cilkplus.c: Likewise.
3720         * c-common.c: Likewise.
3721         * c-common.h: Likewise.
3722         * c-cppbuiltin.c: Likewise.
3723         * c-dump.c: Likewise.
3724         * c-format.c: Likewise.
3725         * c-gimplify.c: Likewise.
3726         * c-indentation.c: Likewise.
3727         * c-lex.c: Likewise.
3728         * c-omp.c: Likewise.
3729         * c-opts.c: Likewise.
3730         * c-pch.c: Likewise.
3731         * c-ppoutput.c: Likewise.
3732         * c-pragma.c: Likewise.
3733         * c-pretty-print.c: Likewise.
3734         * c-semantics.c: Likewise.
3735         * c-ubsan.c: Likewise.
3736         * cilk.c: Likewise.
3737         * stub-objc.c: Likewise.
3739 2015-06-02  David Malcolm  <dmalcolm@redhat.com>
3741         PR c/66220:
3742         * c-indentation.c (should_warn_for_misleading_indentation): Use
3743         expand_location rather than expand_location_to_spelling_point.
3744         Don't warn if the guarding statement is more indented than the
3745         next/body stmts.
3747 2015-06-02  David Malcolm  <dmalcolm@redhat.com>
3749         * c-indentation.c (warn_for_misleading_indentation): Bail out
3750         immediately if -Wmisleading-indentation isn't enabled.
3752 2015-06-01  Martin Liska  <mliska@suse.cz>
3754         * c-format.c (check_format_arg):Use new type-based pool allocator.
3755         (check_format_info_main) Likewise.
3757 2015-05-31  Eric Botcazou  <ebotcazou@adacore.com>
3759         * c-ada-spec.c (is_tagged_type): Test for TYPE_METHODS on main variant.
3760         (has_nontrivial_methods): Likewise.
3762 2015-05-25  Marek Polacek  <polacek@redhat.com>
3764         * c-ubsan.c (ubsan_instrument_shift): Use type0.
3766 2015-05-22  Marek Polacek  <polacek@redhat.com>
3768         PR c/47043
3769         * c-common.c (handle_deprecated_attribute): Allow CONST_DECL.
3771 2015-05-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
3773         * c-cppbuiltin.c (c_cpp_builtins): Use if instead of #if with
3774         STACK_GROWS_DOWNWARD.
3776 2015-05-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>
3778         * c-cppbuiltin.c (c_cpp_builtins): Check the value of
3779         STACK_GROWS_DOWNWARD rather than if it is defined.
3781 2015-05-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3783         PR c/52952
3784         * c-format.c (location_column_from_byte_offset): New.
3785         (location_from_offset): New.
3786         (struct format_wanted_type): Add offset_loc field.
3787         (check_format_info): Move handling of location for extra arguments
3788         closer to the point of warning.
3789         (check_format_info_main): Pass the result of location_from_offset
3790         to warning_at.
3791         (format_type_warning): Pass the result of location_from_offset
3792         to warning_at.
3794 2015-05-20  Marek Polacek  <polacek@redhat.com>
3796         * c-omp.c (check_omp_for_incr_expr): Use BINARY_CLASS_P.
3798 2015-05-20  Marek Polacek  <polacek@redhat.com>
3800         * c-ada-spec.c (dump_sloc): Use DECL_P.
3802 2015-05-20  Marek Polacek  <polacek@redhat.com>
3804         * c-pragma.c: Use VAR_OR_FUNCTION_DECL_P throughout.
3805         * c-common.c: Likewise.
3807 2015-05-19  David Malcolm  <dmalcolm@redhat.com>
3809         * c-common.h (fe_file_change): Strengthen param from
3810         const line_map * to const line_map_ordinary *.
3811         (pp_file_change): Likewise.
3812         * c-lex.c (fe_file_change): Likewise.
3813         (cb_define): Use linemap_check_ordinary when invoking
3814         SOURCE_LINE.
3815         (cb_undef): Likewise.
3816         * c-opts.c (c_finish_options): Use linemap_check_ordinary when
3817         invoking cb_file_change.
3818         (c_finish_options): Likewise.
3819         (push_command_line_include): Likewise.
3820         (cb_file_change): Strengthen param "new_map" from
3821         const line_map * to const line_map_ordinary *.
3822         * c-ppoutput.c (cb_define): Likewise for local "map".
3823         (pp_file_change): Likewise for param "map" and local "from".
3825 2015-05-19  Mikhail Maltsev  <maltsevm@gmail.com>
3827         * c-common.c (shorten_compare): Use std::swap instead of explicit swaps.
3829 2015-05-18  Tom de Vries  <tom@codesourcery.com>
3831         * c-common.c (build_va_arg_1): New function.
3832         (build_va_arg): Add address operator to va_list operand if necessary.
3834 2015-05-15  Mikhail Maltsev  <maltsevm@gmail.com>
3836         PR c/48956
3837         * c-common.c (int_safely_convertible_to_real_p): Define.
3838         (unsafe_conversion_p): Check conversions involving complex types.
3839         (conversion_warning): Add new warning message for conversions which
3840         discard imaginary component.
3841         * c-common.h: (enum conversion_safety): Add new enumerator for such
3842         conversions.
3844 2015-05-14  Marek Polacek  <polacek@redhat.com>
3846         PR c/66066
3847         PR c/66127
3848         * c-common.c (c_fully_fold): Pass false down to c_fully_fold_internal.
3849         (c_fully_fold_internal): Fold C_MAYBE_CONST_EXPRs with
3850         C_MAYBE_CONST_EXPR_INT_OPERANDS set.  Add FOR_INT_CONST argument and
3851         use it.  If FOR_INT_CONST, require that all evaluated operands be
3852         INTEGER_CSTs.
3854 2015-05-12  David Malcolm  <dmalcolm@redhat.com>
3856         * c-common.h (warn_for_misleading_indentation): New prototype.
3857         * c-indentation.c: New file.
3858         * c.opt (Wmisleading-indentation): New option.
3860 2015-05-12  Tom de Vries  <tom@codesourcery.com>
3862         PR tree-optimization/66010
3863         * c-common.c (build_va_arg): Don't mark ap addressable unless necessary.
3865 2015-05-09  Jason Merrill  <jason@redhat.com>
3867         * c-opts.c (c_common_post_options): Also clear
3868         cpp_opts->cpp_warn_cxx11_compat.
3870         * c-common.h (enum cxx_dialect): Add cxx_unset.
3871         * c-common.c (cxx_dialect): Initialize to cxx_unset.
3872         * c-opts.c (c_common_post_options): Set C++ dialect to C++98 if unset.
3874         * c.opt (std=c++14): Remove Undocumented flag and experimental warning.
3875         (std=gnu++0x): Mark as Undocumented.
3876         (std=gnu++1y): Add deprecated message.
3878 2015-05-08  Jason Merrill  <jason@redhat.com>
3880         * c.opt (Wc++11-compat): Make primary.  Rename var warn_cxx11_compat.
3881         * c-opts.c: Adjust.
3883         * c.opt (Wc++0x-compat): Also set cpp_warn_cxx11_compat.
3885 2015-05-08  Marek Polacek  <polacek@redhat.com>
3887         PR c/64918
3888         * c.opt (Woverride-init-side-effects): New option.
3890 2015-05-07  Marek Polacek  <polacek@redhat.com>
3892         PR c/65179
3893         * c-common.c (c_fully_fold_internal): Warn when left shifting a
3894         negative value.
3895         * c.opt (Wshift-negative-value): New option.
3896         * c-opts.c (c_common_post_options): Set warn_shift_negative_value
3897         when -Wextra and C99/C++11 mode.
3899 2015-05-07  Marek Polacek  <polacek@redhat.com>
3900             Martin Uecker  <uecker@eecs.berkeley.edu>
3902         * c-ubsan.c (ubsan_instrument_bounds): Don't skip instrumenting
3903         flexible member array-like members if SANITIZE_BOUNDS_STRICT.
3905 2015-05-05  Jason Merrill  <jason@redhat.com>
3907         * c.opt (Wterminate): New.
3909 2015-04-30  Marek Polacek  <polacek@redhat.com>
3911         * c-common.c (maybe_warn_bool_compare): When comparing with 0/1,
3912         require that the non-constant be of a boolean type.
3914 2015-04-29  Josh Triplett  <josh@joshtriplett.org>
3916         * c-common.c (handle_section_attribute): Refactor to reduce
3917         nesting and distinguish between error cases.
3919 2015-04-29  Marek Polacek  <polacek@redhat.com>
3921         PR c/64610
3922         * c-common.c (maybe_warn_bool_compare): Warn when comparing a boolean
3923         with 0/1.
3925 2015-04-29  Jakub Jelinek  <jakub@redhat.com>
3927         * c-common.h (omp_clause_mask): Unconditionally define as a class.
3928         Use uint64_t instead of unsigned HOST_WIDE_INT and 64 instead of
3929         HOST_BITS_PER_WIDE_INT.
3931 2015-04-28  Tom de Vries  <tom@codesourcery.com>
3933         PR tree-optimization/65887
3934         * c-common.c (build_va_arg): Mark va_arg ap argument as addressable.
3936 2015-04-28  Eric Botcazou  <ebotcazou@adacore.com>
3937             Pierre-Marie de Rodat  <derodat@adacore.com>
3939         * c-ada-spec.c (in_function): Delete.
3940         (dump_generic_ada_node): Do not change in_function and remove the
3941         redundant code dealing with it.
3942         (print_ada_declaration): Do not change in_function.  Use INDENT_INCR.
3943         (print_ada_methods): Output the static member functions in a nested
3944         package after the regular methods as well as associated renamings.
3946 2015-04-24  Marek Polacek  <polacek@redhat.com>
3948         PR c/65830
3949         * c-common.c (c_fully_fold_internal): Use OPT_Wshift_count_negative
3950         and OPT_Wshift_count_overflow.
3952         PR c/63357
3953         * c-common.c (warn_logical_operator): Warn if the operands have the
3954         same expressions.
3956 2015-04-24  Marek Polacek  <polacek@redhat.com>
3958         PR c/61534
3959         * c-common.c (warn_logical_operator): Bail if either operand comes
3960         from a macro expansion.
3962 2015-04-10  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
3964         PR target/55143
3965         * c-common.c (c_default_pointer_mode): Add definition.
3966         * c-common.h (c_default_pointer_mode): Add declaration.
3968 2015-03-11  Jakub Jelinek  <jakub@redhat.com>
3970         * c-common.c (c_common_nodes_and_builtins): Don't call xstrdup
3971         on record_builtin_type argument.
3973 2015-03-10  Jakub Jelinek  <jakub@redhat.com>
3975         PR c/65120
3976         * c-common.c (warn_logical_not_parentheses): Don't warn for
3977         !x == 0 or !x != 0.
3979 2015-03-07  Marek Polacek  <polacek@redhat.com>
3981         PR sanitizer/65280
3982         * c-ubsan.c (ubsan_instrument_bounds): Check for COMPONENT_REF
3983         before trying to figure out whether we have a flexible array member.
3985 2015-03-06  Eric Botcazou  <ebotcazou@adacore.com>
3986             Jonathan Wakely  <jwakely.gcc@gmail.com>
3988         * c-ada-spec.c (dump_ada_double_name): Fix pasto.
3990 2015-03-05  Eric Botcazou  <ebotcazou@adacore.com>
3992         PR ada/65319
3993         * c-ada-spec.c (print_destructor): Remove obsolete code.
3995 2015-03-01  Eric Botcazou  <ebotcazou@adacore.com>
3997         * c-ada-spec.c (is_tagged_type): Add guard for DECL_VINDEX.
3998         (dump_template_types): Adjust DECL_TEMPLATE_INSTANTIATIONS and
3999         DECL_TEMPLATE_RESULT emulations.
4000         (dump_ada_template)): Add guard for TYPE_METHODS.
4002 2015-02-27  Marek Polacek  <polacek@redhat.com>
4004         PR c/65040
4005         * c.opt (Wformat-signedness): Don't enable by -Wformat=2.
4007 2015-02-27  Kai Tietz  <ktietz@redhat.com>
4009         PR c/35330
4010         * c-pragma.c (handle_pragma_weak): Do not try to create
4011         weak/alias of declarations not being function, or variable
4012         declarations.
4014 2015-02-24  Thomas Schwinge  <thomas@codesourcery.com>
4016         PR libgomp/64625
4017         * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
4018         Remove macros.
4019         (DEF_FUNCTION_TYPE_VAR_7, DEF_FUNCTION_TYPE_VAR_11): New macros.
4021 2015-02-16  Marek Polacek  <polacek@redhat.com>
4023         PR c/65066
4024         * c-format.c (check_format_types): Handle null param.
4026 2015-02-13  Marek Polacek  <polacek@redhat.com>
4028         PR c/65040
4029         * c-format.c (check_format_types): Don't warn about different
4030         signedness if the original value is in the range of WANTED_TYPE.
4032 2015-02-12  Jason Merrill  <jason@redhat.com>
4034         PR c++/64956
4035         * c-opts.c (c_common_post_options): Change flag_abi_version from 0
4036         to the current highest version.
4037         * c-cppbuiltin.c (c_cpp_builtins): Assert that it isn't 0.
4039 2015-02-04  Jakub Jelinek  <jakub@redhat.com>
4041         PR c/64824
4042         PR c/64868
4043         * c-omp.c (c_finish_omp_atomic): Use TRUNC_DIV_EXPR
4044         instead of RDIV_EXPR.  Use build_binary_op instead of
4045         build2_loc.
4047 2015-01-30  Joseph Myers  <joseph@codesourcery.com>
4049         * c-opts.c, c-pch.c, cppspec.c: All callers of fatal_error changed
4050         to pass input_location as first argument.
4052 2015-01-23  Tom de Vries  <tom@codesourcery.com>
4054         PR libgomp/64672
4055         * c.opt (fopenacc): Mark as LTO option.
4057 2015-01-23  Tom de Vries  <tom@codesourcery.com>
4059         PR libgomp/64707
4060         * c.opt (fopenmp): Mark as LTO option.
4062 2015-01-21  Jakub Jelinek  <jakub@redhat.com>
4064         PR c/63307
4065         * cilk.c (fill_decls_vec): Only put decls into vector v.
4066         (compare_decls): Fix up formatting.
4068 2015-01-21  Igor Zamyatin  <igor.zamyatin@intel.com>
4070         PR c/63307
4071         * cilk.c: Include vec.h.
4072         (struct cilk_decls): New structure.
4073         (wrapper_parm_cb): Split this function to...
4074         (fill_decls_vec): ...this...
4075         (create_parm_list): ...and this.
4076         (compare_decls): New function.
4077         (for_local_cb): Remove.
4078         (wrapper_local_cb): Ditto.
4079         (build_wrapper_type): For now first traverse and fill vector of
4080         declarations then sort it and then deal with sorted vector.
4081         (cilk_outline): Ditto.
4082         (declare_one_free_variable): Ditto.
4084 2015-01-21  Jason Merrill  <jason@redhat.com>
4086         PR c++/64629
4087         * c-format.c (check_format_arg): Call decl_constant_value.
4089 2015-01-19  Martin Liska  <mliska@suse.cz>
4091         * c-common.c (handle_noicf_attribute): New function.
4093 2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
4094             Bernd Schmidt  <bernds@codesourcery.com>
4095             James Norris  <jnorris@codesourcery.com>
4096             Cesar Philippidis  <cesar@codesourcery.com>
4097             Ilmir Usmanov  <i.usmanov@samsung.com>
4098             Jakub Jelinek  <jakub@redhat.com>
4100         * c.opt (fopenacc): New option.
4101         * c-cppbuiltin.c (c_cpp_builtins): Conditionally define _OPENACC.
4102         * c-common.c (DEF_FUNCTION_TYPE_VAR_8, DEF_FUNCTION_TYPE_VAR_12):
4103         New macros.
4104         * c-common.h (c_finish_oacc_wait): New prototype.
4105         * c-omp.c: Include "omp-low.h" and "gomp-constants.h".
4106         (c_finish_oacc_wait): New function.
4107         * c-pragma.c (oacc_pragmas): New variable.
4108         (c_pp_lookup_pragma, init_pragma): Handle it.
4109         * c-pragma.h (enum pragma_kind): Add PRAGMA_OACC_CACHE,
4110         PRAGMA_OACC_DATA, PRAGMA_OACC_ENTER_DATA, PRAGMA_OACC_EXIT_DATA,
4111         PRAGMA_OACC_KERNELS, PRAGMA_OACC_LOOP, PRAGMA_OACC_PARALLEL,
4112         PRAGMA_OACC_UPDATE, PRAGMA_OACC_WAIT.
4113         (enum pragma_omp_clause): Add PRAGMA_OACC_CLAUSE_ASYNC,
4114         PRAGMA_OACC_CLAUSE_AUTO, PRAGMA_OACC_CLAUSE_COLLAPSE,
4115         PRAGMA_OACC_CLAUSE_COPY, PRAGMA_OACC_CLAUSE_COPYIN,
4116         PRAGMA_OACC_CLAUSE_COPYOUT, PRAGMA_OACC_CLAUSE_CREATE,
4117         PRAGMA_OACC_CLAUSE_DELETE, PRAGMA_OACC_CLAUSE_DEVICE,
4118         PRAGMA_OACC_CLAUSE_DEVICEPTR, PRAGMA_OACC_CLAUSE_FIRSTPRIVATE,
4119         PRAGMA_OACC_CLAUSE_GANG, PRAGMA_OACC_CLAUSE_HOST,
4120         PRAGMA_OACC_CLAUSE_IF, PRAGMA_OACC_CLAUSE_NUM_GANGS,
4121         PRAGMA_OACC_CLAUSE_NUM_WORKERS, PRAGMA_OACC_CLAUSE_PRESENT,
4122         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPY,
4123         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYIN,
4124         PRAGMA_OACC_CLAUSE_PRESENT_OR_COPYOUT,
4125         PRAGMA_OACC_CLAUSE_PRESENT_OR_CREATE, PRAGMA_OACC_CLAUSE_PRIVATE,
4126         PRAGMA_OACC_CLAUSE_REDUCTION, PRAGMA_OACC_CLAUSE_SELF,
4127         PRAGMA_OACC_CLAUSE_SEQ, PRAGMA_OACC_CLAUSE_VECTOR,
4128         PRAGMA_OACC_CLAUSE_VECTOR_LENGTH, PRAGMA_OACC_CLAUSE_WAIT,
4129         PRAGMA_OACC_CLAUSE_WORKER.
4131 2015-01-14  Marcos Diaz  <marcos.diaz@tallertechnologies.com>
4133         * c-cppbuiltin.c (c_cpp_builtins): New cpp define __SSP_EXPLICIT__
4134         for the new option fstack-protector_explicit.
4135         * c-common.c (c_common_attribute_table): Add stack_protect attribute.
4136         (handle_stack_protect_attribute): New function.
4138 2015-01-13  Martin Uecker  <uecker@eecs.berkeley.edu>
4140         * c.opt: New option -Warray-bounds=.
4142 2015-01-09  Michael Collison  <michael.collison@linaro.org>
4144         * array-notation-common.c: Include hash-set.h, machmode.h,
4145         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4146         fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
4147         * c-ada-spec.c: Ditto.
4148         * c-cilkplus.c: Ditto.
4149         * c-common.c: Include input.h due to flattening of tree.h.
4150         Define macro GCC_C_COMMON_C.
4151         * c-common.h: Flatten tree.h header files into c-common.h.
4152         Remove include of tree-core.h.
4153         * c-cppbuiltin.c: Include hash-set.h, machmode.h,
4154         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4155         fold-const.h, wide-int.h, and inchash.h due to
4156         flattening of tree.h.
4157         * c-dump.c: Ditto.
4158         * c-format.c: Flatten tree.h header files into c-common.h.
4159         * c-cppbuiltin.c: Include hash-set.h, machmode.h,
4160         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4161         fold-const.h, wide-int.h, and inchash.h due to
4162         flattening of tree.h.
4163         * c-dump.c: Include hash-set.h, machmode.h,
4164         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4165         fold-const.h, wide-int.h, and inchash.h due to
4166         flattening of tree.h.
4167         * c-format.c: Include hash-set.h, machmode.h,
4168         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4169         fold-const.h, wide-int.h, inchash.h and real.h due to
4170         flattening of tree.h.
4171         * c-gimplify.c: Include hash-set.h, machmode.h,
4172         vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
4173         fold-const.h, wide-int.h, and inchash.h due to
4174         flattening of tree.h.
4175         * cilk.c: Ditto.
4176         * c-lex.c: Ditto.
4177         * c-omp.c: Ditto.
4178         * c-opts.c: Ditto.
4179         * c-pch.c: Ditto.
4180         * c-ppoutput.c: Ditto.
4181         * c-pragma.c: Ditto.
4182         * c-pretty-print.c: Ditto.
4183         * c-semantics.c: Ditto.
4184         * c-ubsan.c: Ditto.
4185         * stub-objc.c: Ditto.
4187 2015-01-08  Jason Merrill  <jason@redhat.com>
4189         * c-ubsan.c (ubsan_maybe_instrument_array_ref): Use
4190         do_ubsan_in_current_function.
4191         (ubsan_maybe_instrument_reference_or_call): Likewise.
4192         * c-ubsan.h: Declare it.
4194 2015-01-08  Mike Stump  <mikestump@comcast.net>
4196         * c-common.c (c_common_attribute_table): Add no_sanitize_thread.
4198 2015-01-07  Marek Polacek  <polacek@redhat.com>
4200         PR c/64440
4201         * c-common.c (c_fully_fold_internal): Warn for division and modulo
4202         if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST and is zero.
4204 2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>
4206         PR c++/31397
4207         * c.opt (Wsuggest-override): New option.
4209 2015-01-05  Jakub Jelinek  <jakub@redhat.com>
4211         Update copyright years.
4213 2015-01-05  Marek Polacek  <polacek@redhat.com>
4215         PR c/64423
4216         * c-common.c (warn_array_subscript_with_type_char): Add location_t
4217         parameter.  Use it.
4218         * c-common.h (warn_array_subscript_with_type_char): Update
4219         declaration.
4221 2014-12-20  Edward Smith-Rowland  <3dw4rd@verizon.net>
4223         * c-cppbuiltin.c (__cpp_sized_deallocation): Uncomment and move macro.
4224         Control macro with flag_sized_deallocation.
4226 2014-12-20  Martin Uecker  <uecker@eecs.berkeley.edu>
4228         * c.opt (Wdiscarded-array-qualifiers): New option.
4230 2014-12-19  Jakub Jelinek  <jakub@redhat.com>
4232         PR preprocessor/63831
4233         * c-cppbuiltin.c (c_cpp_builtins): Don't define __has_attribute
4234         and __has_cpp_attribute here.
4235         * c-ppoutput.c (init_pp_output): Set cb->has_attribute to
4236         c_common_has_attribute.
4237         * c-common.h (c_common_has_attribute): New prototype.
4238         * c-lex.c (init_c_lex): Set cb->has_attribute to
4239         c_common_has_attribute instead of cb_has_attribute.
4240         (get_token_no_padding): New function.
4241         (cb_has_attribute): Renamed to ...
4242         (c_common_has_attribute): ... this.  No longer static.  Use
4243         get_token_no_padding, require ()s, don't build TREE_LIST
4244         unnecessarily, fix up formatting, adjust diagnostics, call
4245         init_attributes.
4247 2014-12-15  Jason Merrill  <jason@redhat.com>
4249         * c.opt (-fsized-deallocation, -Wc++14-compat): New.
4250         (-Wsized-deallocation): New.
4251         * c-opts.c (c_common_post_options): -fsized-deallocation defaults
4252         to on in C++14 and up.
4254 2014-12-11  Jason Merrill  <jason@redhat.com>
4256         * c-cppbuiltin.c (c_cpp_builtins): Enable C++14 __cpp_constexpr.
4258         * c-cppbuiltin.c (c_cpp_builtins): Define __cpp_runtime_arrays if
4259         we aren't complaining about VLAs.
4261 2014-12-06  Marek Polacek  <polacek@redhat.com>
4263         PR tree-optimization/64183
4264         * c-gimplify.c (c_gimplify_expr): Don't convert the RHS of a
4265         shift-expression if it is integer_type_node.  Use types_compatible_p.
4267 2014-11-29  Jakub Jelinek  <jakub@redhat.com>
4269         * c-common.c (convert_vector_to_pointer_for_subscript): Remove NULL
4270         last argument from create_tmp_var_raw and create_tmp_var calls.
4271         * cilk.c (gimplify_cilk_spawn): Likewise.
4272         * c-omp.c (c_finish_omp_atomic): Likewise.
4274 2014-11-28  Marek Polacek  <polacek@redhat.com>
4276         * c-ubsan.c (ubsan_instrument_shift): Use op1_utype for MINUS_EXPR
4277         instead of unsigned_type_node.
4279 2014-11-28  Marek Polacek  <polacek@redhat.com>
4281         PR c/63862
4282         * c-ubsan.c (ubsan_instrument_shift): Change the type of a MINUS_EXPR
4283         to op1_utype.
4284         * c-gimplify.c (c_gimplify_expr): Convert right operand of a shift
4285         expression to unsigned_type_node.
4287 2014-11-20  Mark Wielaard  <mjw@redhat.com>
4289         PR debug/38757
4290         * c-opts.c (set_std_c89): Set lang_hooks.name.
4291         (set_std_c99): Likewise.
4292         (set_std_c11): Likewise.
4293         (set_std_cxx98): Likewise.
4294         (set_std_cxx11): Likewise.
4295         (set_std_cxx14): Likewise.
4296         (set_std_cxx1z): Likewise.
4298 2014-11-21  Jakub Jelinek  <jakub@redhat.com>
4300         PR target/63764
4301         * c-common.h (convert_vector_to_pointer_for_subscript): Change
4302         return type to bool.
4303         * c-common.c: Include gimple-expr.h.
4304         (convert_vector_to_pointer_for_subscript): Change return type to
4305         bool.  If *vecp is not lvalue_p and has VECTOR_TYPE, return true
4306         and copy it into a TARGET_EXPR and use that instead of *vecp
4307         directly.
4309 2014-11-19  David Malcolm  <dmalcolm@redhat.com>
4311         Merger of git branch "gimple-classes-v2-option-3".
4312         * ChangeLog.gimple-classes: New.
4313         * c-gimplify.c (add_block_to_enclosing): Strengthen local "stack"
4314         from being just a vec<gimple> to a vec<gbind *>.
4316 2014-11-18  Jakub Jelinek  <jakub@redhat.com>
4318         PR sanitizer/63813
4319         * c-ubsan.c (ubsan_maybe_instrument_reference_or_call): Change type
4320         argument to ptype, set type to TREE_TYPE (ptype).  Don't call
4321         get_pointer_alignment for non-pointers.  Use ptype, or if it is
4322         reference type, corresponding pointer type, as type of kind
4323         argument.
4324         (ubsan_maybe_instrument_reference,
4325         ubsan_maybe_instrument_member_call): Adjust callers.
4327 2014-11-15  Marek Polacek  <polacek@redhat.com>
4329         PR middle-end/63884
4330         * array-notation-common.c (is_sec_implicit_index_fn): Return false
4331         for NULL fndecl.
4332         (extract_array_notation_exprs): Return for NULL node.
4334 2014-11-12  Joseph Myers  <joseph@codesourcery.com>
4336         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Define and
4337         undefine __NO_MATH_ERRNO__ based on changes to -fmath-errno state.
4339 2014-11-12  Jakub Jelinek  <jakub@redhat.com>
4341         PR c/59708
4342         * c-common.c (check_builtin_function_arguments): Handle
4343         BUILT_IN_{ADD,SUB,MUL}_OVERFLOW.
4345 2014-11-10  Andi Kleen  <ak@linux.intel.com>
4347         PR c/60804
4348         * c-common.h (check_no_cilk): Declare.
4349         * cilk.c (get_error_location): New function.
4350         (check_no_cilk): Dito.
4352 2014-11-10  Andi Kleen  <ak@linux.intel.com>
4354         * cilk.c (recognize_spawn): Use expression location
4355         for error message.
4357 2014-11-10  Paolo Carlini  <paolo.carlini@oracle.com>
4359         * c.opt ([Wshift-count-negative, Wshift-count-overflow]): Add.
4361 2014-11-10  Edward Smith-Rowland  <3dw4rd@verizon.net>
4363         * c-cppbuiltin.c (__has_attribute, __has_cpp_attribute): New macros;
4364         (__cpp_rtti, __cpp_exceptions): New macros for C++98;
4365         (__cpp_range_based_for, __cpp_initializer_lists,
4366         __cpp_delegating_constructors, __cpp_nsdmi,
4367         __cpp_inheriting_constructors, __cpp_ref_qualifiers): New macros
4368         for C++11; (__cpp_attribute_deprecated): Remove in favor of
4369         __has_cpp_attribute.
4370         * c-lex.c (cb_has_attribute): New callback CPP function;
4371         (init_c_lex): Set has_attribute callback.
4373 2014-11-04  Richard Biener  <rguenther@suse.de>
4375         * c-common.c (shorten_compare): Do not shorten mixed
4376         DFP and non-DFP compares.
4378 2014-11-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
4380         * g++.dg/cpp1y/feat-cxx11.C: Commentary and rearrangement of tests.
4381         * g++.dg/cpp1y/feat-cxx11-neg.C: Add aggregate NSDMI test.
4382         Commentary and rearrangement of tests.
4383         * g++.dg/cpp1y/feat-cxx14.C: Enable aggregate NSDMI test.
4384         Commentary and rearrangement of tests.
4385         * g++.dg/cpp1y/feat-cxx98-neg.C: Ditto
4386         * g++.dg/cpp1y/feat-cxx98.C: Commentary.
4388 2014-10-29  Richard Sandiford  <richard.sandiford@arm.com>
4390         * c-common.c, c-common.h, c-cppbuiltin.c, c-lex.c: Remove redundant
4391         enum from machine_mode.
4393 2014-10-28  Andrew MacLeod  <amacleod@redhat.com>
4395         * c-common.c: Adjust include files.
4396         * c-gimplify.c: Ditto.
4397         * cilk.c: Ditto.
4398         * c-pragma.c: Ditto.
4399         * c-ubsan.c: Ditto.
4401 2014-10-27  Andrew MacLeod  <amacleod@redhat.com>
4403         * c-gimplify.c: Adjust include files.
4405 2014-10-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4407         PR c++/53061
4408         * c-opts.c (c_common_diagnostics_set_defaults): Renamed from
4409         c_common_initialize_diagnostics.
4410         * c-common.h: Likewise.
4412 2014-10-24  Marek Polacek  <polacek@redhat.com>
4414         PR c/56980
4415         * c-pretty-print.c (c_pretty_printer::simple_type_specifier): Don't
4416         print "struct"/"union"/"enum" for typedefed names.
4418 2014-10-23  Marek Polacek  <polacek@redhat.com>
4420         * c-ubsan.c (ubsan_instrument_shift): Perform the MINUS_EXPR
4421         in unsigned type.
4423 2014-10-22  Jakub Jelinek  <jakub@redhat.com>
4424             Yury Gribov  <y.gribov@samsung.com>
4426         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
4427         ubsan_instrument_vla): Check bits in flag_sanitize_recover bitmask
4428         instead of flag_sanitize_recover as bool flag.
4430 2014-10-21  Kirill Yukhin  <kirill.yukhin@intel.com>
4432         * cilk.c: Revert previous change.
4434 2014-10-20  Igor Zamyatin  <igor.zamyatin@intel.com>
4436         PR c/63307
4437         * cilk.c: Include vec.h.
4438         (struct cilk_decls): New structure.
4439         (wrapper_parm_cb): Split this function to...
4440         (fill_decls_vec): ...this...
4441         (create_parm_list): ...and this.
4442         (compare_decls): New function.
4443         (for_local_cb): Remove.
4444         (wrapper_local_cb): Ditto.
4445         (build_wrapper_type): For now first traverse and fill vector of
4446         declarations then sort it and then deal with sorted vector.
4447         (cilk_outline): Ditto.
4448         (declare_one_free_variable): Ditto.
4450 2014-10-17  Marek Polacek  <polacek@redhat.com>
4452         * c-opts.c (c_common_post_options): Set warn_implicit_int.
4453         * c.opt (Wimplicit-int): Initialize to -1.
4455 2014-10-16  Andrew MacLeod  <amacleod@redhat.com>
4457         * c-pragma.c: Adjust include files.
4458         * c-semantics.c: Likewise.
4460 2014-10-16  DJ Delorie  <dj@redhat.com>
4462         * c-cppbuiltin.c (cpp_atomic_builtins): Don't assume pointers are
4463         multiples of bytes.
4465 2014-10-14  Jason Merrill  <jason@redhat.com>
4467         PR c++/63455
4468         * c-common.h (CPP_PREPARSED_EXPR): New.
4469         (N_CP_TTYPES): Adjust.
4471 2014-10-15  Marek Polacek  <polacek@redhat.com>
4473         * c-opts.c (c_common_init_options): Make -std=gnu11 the default for C.
4475 2014-10-14  DJ Delorie  <dj@redhat.com>
4477         * c-pretty-print.c (pp_c_integer_constant): Check for all __intN
4478         types, not just __int128.
4479         * c-cppbuiltin.c (c_cpp_builtins): Add builtins for all __intN
4480         types, not just __int128.
4481         (cpp_atomic_builtins): Round pointer sizes up.
4482         (type_suffix): Use type precision, not specific types.
4483         * c-common.c (c_common_reswords): Remove __int128 special case.
4484         (c_common_type_for_size): Check for all __intN types, not just
4485         __int128.
4486         (c_common_type_for_mode): Likewise.
4487         (c_common_signed_or_unsigned_type): Likewise.
4488         (c_build_bitfield_integer_type): Likewise.
4489         (c_common_nodes_and_builtins): Likewise.
4490         (keyword_begins_type_specifier): Likewise.
4491         * c-common.h (rid): Remove RID_INT128 and add RID_INT_N_* for all
4492         __intN variants.
4494 2014-10-12  Trevor Saunders  <tsaunders@mozilla.com>
4496         * c-common.c: Use hash_table instead of hashtab.
4498 2014-10-06  Edward Smith-Rowland  <3dw4rd@verizon.net>
4500         * c-cppbuiltin.c: Move __cpp_attribute_deprecated to the
4501         C++11 section.
4503 2014-10-03  Marc Glisse  <marc.glisse@inria.fr>
4505         PR c++/54427
4506         PR c++/57198
4507         PR c++/58845
4508         * c-common.c (warn_logical_operator): Punt for vectors.
4510 2014-10-01  Edward Smith-Rowland  <3dw4rd@verizon.net>
4512         Implement SD-6: SG10 Feature Test Recommendations
4513         * c-cppbuiltin.c (c_cpp_builtins()): Define language feature
4514         macros and the __has_header macro.
4516 2014-09-30  Jason Merrill  <jason@redhat.com>
4518         * c-common.h (enum rid): Add RID_IS_TRIVIALLY_ASSIGNABLE and
4519         RID_IS_TRIVIALLY_CONSTRUCTIBLE.
4520         * c-common.c (c_common_reswords): Add __is_trivially_copyable.
4522         * c-common.h (enum rid): Add RID_IS_TRIVIALLY_COPYABLE.
4523         * c-common.c (c_common_reswords): Add __is_trivially_copyable.
4525         * c-common.h (enum rid): Remove RID_IS_CONVERTIBLE_TO.
4526         * c-common.c (c_common_reswords): Remove __is_convertible_to.
4528 2014-09-24  Marek Polacek  <polacek@redhat.com>
4530         PR c/61405
4531         PR c/53874
4532         * c-common.h (struct c_common_resword): Don't define CPP_KEYWORD.
4534 2014-09-23  Andi Kleen  <ak@linux.intel.com>
4536         * c-common.c (handle_no_reorder_attribute): New function.
4537         (c_common_attribute_table): Add no_reorder attribute.
4539 2014-09-22  Joseph Myers  <joseph@codesourcery.com>
4541         * c-cppbuiltin.c (c_cpp_builtins): Define
4542         __LIBGCC_*_EXCESS_PRECISION__ macros for supported floating-point
4543         modes.
4545 2014-09-18  Joseph Myers  <joseph@codesourcery.com>
4547         * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_*_FUNC_EXT__
4548         for supported floating-point modes.
4550 2014-09-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4552         * c.opt (Wpsabi): Use LangEnabledBy.
4553         * c-opts.c (c_common_handle_option): Do not handle here.
4555 2014-09-12  Joseph Myers  <joseph@codesourcery.com>
4557         * c-cppbuiltin.c (c_cpp_builtins): Define __LIBGCC_HAS_%s_MODE__
4558         macros for floating-point modes.
4560 2014-09-11  Marc Glisse  <marc.glisse@inria.fr>
4562         PR target/58757
4563         * c-cppbuiltin.c (builtin_define_float_constants): Correct
4564         __*_DENORM_MIN__ without denormals.
4566 2014-09-10  Jakub Jelinek  <jakub@redhat.com>
4568         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
4569         ubsan_instrument_vla, ubsan_instrument_return): Adjust
4570         ubsan_create_data callers.
4571         (ubsan_instrument_bounds): Don't emit UBSAN_BOUNDS at all if
4572         index is constant or BIT_AND_EXPR with constant mask and is
4573         small enough for the bound.
4574         * c-gimplify.c (ubsan_walk_array_refs_r): For ADDR_EXPR of
4575         ARRAY_REF, make sure the inner ARRAY_REF is not walked again.
4577 2014-09-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4579         * c.opt: Add CppReason to various flags.
4580         (Wdate-time): Re-sort.
4581         * c-common.c: Include c-common.h earlier.
4582         (struct reason_option_codes_t): Delete.
4583         (c_option_controlling_cpp_error): Prefix global type and struct
4584         with cpp_.
4586 2014-09-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4588         * c.opt (Wnormalized): New.
4589         (Wnormalized=): Use Enum and Reject Negative.
4590         * c-opts.c (c_common_handle_option): Do not handle Wnormalized here.
4592 2014-09-08  Joseph Myers  <joseph@codesourcery.com>
4594         * c-cppbuiltin.c (c_cpp_builtins): Define macros for mantissa
4595         digits of floating-point modes if -fbuilding-libgcc.
4597 2014-09-05  Joseph Myers  <joseph@codesourcery.com>
4599         * c-cppbuiltin.c (c_cpp_builtins): Also define
4600         __LIBGCC_EH_TABLES_CAN_BE_READ_ONLY__,
4601         __LIBGCC_EH_FRAME_SECTION_NAME__, __LIBGCC_JCR_SECTION_NAME__,
4602         __LIBGCC_CTORS_SECTION_ASM_OP__, __LIBGCC_DTORS_SECTION_ASM_OP__,
4603         __LIBGCC_TEXT_SECTION_ASM_OP__, __LIBGCC_INIT_SECTION_ASM_OP__,
4604         __LIBGCC_INIT_ARRAY_SECTION_ASM_OP__,
4605         __LIBGCC_STACK_GROWS_DOWNWARD__,
4606         __LIBGCC_DONT_USE_BUILTIN_SETJMP__,
4607         __LIBGCC_DWARF_ALT_FRAME_RETURN_COLUMN__,
4608         __LIBGCC_DWARF_FRAME_REGISTERS__,
4609         __LIBGCC_EH_RETURN_STACKADJ_RTX__, __LIBGCC_JMP_BUF_SIZE__,
4610         __LIBGCC_STACK_POINTER_REGNUM__ and
4611         __LIBGCC_VTABLE_USES_DESCRIPTORS__ for -fbuilding-libgcc.
4612         (builtin_define_with_value): Handle backslash-escaping in string
4613         macro values.
4615 2014-09-05  Richard Biener  <rguenther@suse.de>
4617         PR middle-end/63148
4618         * c-format.c (check_format_arg): Properly handle
4619         effectively signed POINTER_PLUS_EXPR offset.
4621 2014-09-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4623         * c.opt (Wc90-c99-compat,Wc++-compat,Wcomment,Wendif-labels,
4624         Winvalid-pch,Wlong-long,Wmissing-include-dirs,Wmultichar,Wpedantic,
4625         (Wdate-time,Wtraditional,Wundef,Wvariadic-macros): Add CPP, Var
4626         and Init.
4627         * c-opts.c (c_common_handle_option): Do not handle here.
4628         (sanitize_cpp_opts): Likewise.
4629         * c-common.c (struct reason_option_codes_t): Handle
4630         CPP_W_C90_C99_COMPAT and CPP_W_PEDANTIC.
4632 2014-09-03  Marek Polacek  <polacek@redhat.com>
4634         * c.opt (Wlogical-not-parentheses): Enable by -Wall.
4636 2014-09-02  Jakub Jelinek  <jakub@redhat.com>
4637             Balaji V. Iyer  <balaji.v.iyer@intel.com>
4638             Igor Zamyatin  <igor.zamyatin@intel.com>
4640         * c-cilkplus.c (cilk_for_number_of_iterations): New function.
4641         * c-common.c (c_common_reswords): Added _Cilk_for.
4642         * c-common.h (enum rid): Added RID_CILK_FOR.
4643         (cilk_for_number_of_iterations): Add declaration.
4644         * c-omp.c (c_finish_omp_for): Added checks for CILK_SIMD and
4645         CILK_FOR.
4646         * c-pragma.c (init_pragma): Register "grainsize" pragma.
4647         * c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_GRAINSIZE.
4649 2014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4651         * c.opt (Wbuiltin-macro-redefined,Wdeprecated,Wendif-labels,
4652         Winvalid-pch,Wliteral-suffix,Wmissing-include-dirs,Wtrigraphs,
4653         Wundef): Use CPP, Var and Init.
4654         * c-opts.c (c_common_handle_option): Do not handle the above flags here.
4656 2014-08-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4658         * c.opt (Wbuiltin-macro-redefined): Use CPP, Var and Init.
4659         * c-opts.c (c_common_handle_option): Do not handle here.
4661 2014-08-25  Jason Merrill  <jason@redhat.com>
4663         * c.opt: Change -std=c++1y and -std=gnu++1y to be aliases for
4664         -std=c++14 and -std=gnu++14, rather than the reverse.
4665         * c-opts.c (c_common_handle_option): Change OPT_std_c__1y and
4666         OPT_std_gnu__1y to OPT_std_c__14 and OPT_std_gnu__14.
4667         * c-common.h (cxx_dialect): Remove cxx1y.
4669 2014-08-23  Edward Smith-Rowland  <3dw4rd@verizon.net>
4671         * c-common.h (enum cxx_dialect): Add cxx14.
4672         * c-opts.c (set_std_cxx1y): Rename to set_std_cxx14; Use cxx14.
4673         * c-ubsan.c (ubsan_instrument_shift): Change comment and logic from
4674         cxx_dialect == cxx11 || cxx_dialect == cxx1y to cxx_dialect >= cxx11.
4676 2014-08-22  Jason Merrill  <jason@redhat.com>
4678         * c.opt (std=gnu++17): Fix alias.
4680 2014-08-22  Marek Polacek  <polacek@redhat.com>
4682         PR c++/62199
4683         * c-common.c (warn_logical_not_parentheses): Don't check LHS.  Don't
4684         check for vector types.  Drop LHS argument.
4685         * c-common.h (warn_logical_not_parentheses): Adjust.
4687 2014-08-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4689         * c.opt (Wcomment): Use CPP, Var and LangEnabledBy.
4690         (Wmultichar): Likewise.
4691         (Wdate-time): Use C-family languages instead of Common. Use CPP
4692         and Var.
4693         * c-opts.c (c_common_handle_option): Do not handle the above
4694         options here.
4695         (sanitize_cpp_opts): Likewise.
4697 2014-08-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4699         PR fortran/44054
4700         * c-opts.c: Include tree-diagnostics.h.
4701         (c_diagnostic_finalizer): New.
4702         (c_common_initialize_diagnostics): Use it.
4704 2014-08-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4706         PR preprocessor/51303
4707         * c-common.c (struct reason_option_codes_t option_codes):
4708         Add CPP_W_MISSING_INCLUDE_DIRS. Sort alphabetically.
4710 2014-08-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4712         PR c/60975
4713         PR c/53063
4714         * c.opt (Wvariadic-macros): Use CPP and LangEnabledBy.
4715         * c-opts.c (c_common_handle_option): Call cpp_handle_option_auto.
4716         (c_common_post_options): Call init_global_opts_from_cpp.
4717         (sanitize_cpp_opts): Do not handle Wvariadic-macros here.
4719 2014-08-19  Marek Polacek  <polacek@redhat.com>
4721         PR c++/62153
4722         * c-common.c (maybe_warn_bool_compare): New function.
4723         * c-common.h (maybe_warn_bool_compare): Declare.
4724         * c.opt (Wbool-compare): New option.
4726 2014-08-19  Marek Polacek  <polacek@redhat.com>
4728         * c.opt (Wc99-c11-compat): New option.
4730 2014-08-19  Marek Polacek  <polacek@redhat.com>
4732         * c-opts.c (sanitize_cpp_opts): Make warn_long_long be set according
4733         to warn_c90_c99_compat.
4734         * c.opt (Wc90-c99-compat, Wdeclaration-after-statement): Initialize
4735         to -1.
4737 2014-08-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4738             Steven Bosscher  <steven@gcc.gnu.org>
4740         PR c/52952
4741         * c-format.c: Add extra_arg_loc and format_string_loc to struct
4742         format_check_results.
4743         (check_function_format): Use true and add comment for boolean
4744         argument.
4745         (finish_dollar_format_checking): Use explicit location when warning.
4746         (check_format_info): Likewise.
4747         (check_format_arg): Set extra_arg_loc and format_string_loc.
4748         (check_format_info_main): Use explicit location when warning.
4749         (check_format_types): Pass explicit location.
4750         (format_type_warning): Likewise.
4752 2014-08-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4754         PR fortran/44054
4755         * c-format.c: Handle Fortran flags.
4757 2014-08-12  Igor Zamyatin  <igor.zamyatin@intel.com>
4759         PR other/61962
4760         * array-notation-common.c (find_rank): Added handling for other
4761         types of references.
4763 2014-08-10  Marek Polacek  <polacek@redhat.com>
4765         PR c/51849
4766         * c-opts.c (sanitize_cpp_opts): Pass warn_c90_c99_compat to libcpp.
4767         * c.opt (Wc90-c99-compat): Add option.
4769 2014-08-07  Trevor Saunders  <tsaunders@mozilla.com>
4771         * c-gimplify.c, cilk.c: Remove includes of pointer-set.h.
4773 2014-08-03  Marek Polacek  <polacek@redhat.com>
4775         * c-common.c (check_case_value):  Add location_t parameter.  Use it.
4776         (c_add_case_label): Pass loc to check_case_value.
4778 2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
4780         * cilk.c: Use hash_map instead of pointer_map.
4782 2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>
4784         * c-gimplify.c: Use hash_set instead of pointer_set.
4786 2014-08-01  Igor Zamyatin  <igor.zamyatin@intel.com>
4788         PR middle-end/61455
4789         * array-notation-common.c (extract_array_notation_exprs): Handling
4790         of DECL_EXPR added.
4792 2014-08-01  Jakub Jelinek  <jakub@redhat.com>
4794         * c-common.h (min_align_of_type): Removed prototype.
4795         * c-common.c (min_align_of_type): Removed.
4796         * c-ubsan.h (ubsan_maybe_instrument_reference,
4797         ubsan_maybe_instrument_member_call): New prototypes.
4798         * c-ubsan.c: Include stor-layout.h and builtins.h.
4799         (ubsan_maybe_instrument_reference_or_call,
4800         ubsan_maybe_instrument_reference, ubsan_maybe_instrument_call): New
4801         functions.
4803 2014-07-31  Marc Glisse  <marc.glisse@inria.fr>
4805         PR c++/60517
4806         * c.opt (-Wreturn-local-addr): Move to common.opt.
4808 2014-07-30  Jason Merrill  <jason@redhat.com>
4810         PR c++/61659
4811         PR c++/61687
4812         Revert:
4813         * c.opt (-fuse-all-virtuals): New.
4815 2014-07-30  Tom Tromey  <tromey@redhat.com>
4817         PR c/59855
4818         * c.opt (Wdesignated-init): New option.
4819         * c-common.c (c_common_attribute_table): Add "designated_init".
4820         (handle_designated_init): New function.
4822 2014-07-24  Marek Polacek  <polacek@redhat.com>
4824         PR c/57653
4825         * c-opts.c (c_finish_options): If -imacros is in effect, return.
4827 2014-07-16  Dodji Seketeli  <dodji@redhat.com>
4829         PR preprocessor/60723 - missing system-ness marks for macro tokens
4830         * c-ppoutput.c (struct print::prev_was_system_token): New data
4831         member.
4832         (init_pp_output): Initialize it.
4833         (maybe_print_line_1, maybe_print_line, print_line_1, print_line)
4834         (do_line_change): Return a flag saying if a line marker was
4835         emitted or not.
4836         (scan_translation_unit): Detect if the system-ness of the token we
4837         are about to emit is different from the one of the previously
4838         emitted token.  If so, emit a line marker.  Avoid emitting useless
4839         adjacent line markers.  Avoid emitting line markers for tokens
4840         originating from the expansion of built-in macros.
4841         (scan_translation_unit_directives_only): Adjust.
4843 2014-07-15  Marek Polacek  <polacek@redhat.com>
4845         * c-ubsan.c (ubsan_instrument_bounds): Don't instrument if
4846         TYPE_MAX_VALUE is NULL.
4848 2014-07-14  Jakub Jelinek  <jakub@redhat.com>
4850         PR middle-end/61294
4851         * c.opt (Wmemset-transposed-args): New warning.
4853 2014-07-10  Jason Merrill  <jason@redhat.com>
4855         PR c++/61659
4856         PR c++/61687
4857         * c.opt (-fuse-all-virtuals): New.
4859 2014-07-09  Richard Biener  <rguenther@suse.de>
4861         PR c-family/61741
4862         * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
4863         using unsigned arithmetic if overflow does not wrap instead of
4864         if overflow is undefined.
4866 2014-07-06  Marek Polacek  <polacek@redhat.com>
4868         PR c/6940
4869         * c.opt (Wsizeof-array-argument): New option.
4871 2014-07-03  Jakub Jelinek  <jakub@redhat.com>
4873         * c-ada-spec.c (dump_ada_nodes): Don't call qsort if
4874         comments->count <= 1, as comments->entries might be NULL.
4876 2014-07-01  Marek Polacek  <polacek@redhat.com>
4878         * c.opt (Wint-conversion): New option.
4880 2014-07-01  Marek Polacek  <polacek@redhat.com>
4882         PR c/58286
4883         * c.opt (Wincompatible-pointer-types): New option.
4885 2014-06-30  Paolo Carlini  <paolo.carlini@oracle.com>
4887         PR c++/51400
4888         * c-common.c (handle_noreturn_attribute, handle_const_attribute):
4889         Do not discard TYPE_QUALS of type.
4891 2014-06-26  Jason Merrill  <jason@redhat.com>
4893         * c-common.h (enum cxx_dialect): Add cxx1z.
4894         * c.opt (std=c++1z, std=c++17, std=gnu++1z, std=gnu++17): New.
4895         * c-opts.c (c_common_handle_option, set_std_cxx1z): Handle it.
4897 2014-06-26  Teresa Johnson  <tejohnson@google.com>
4899         * c-common.h (get_dump_info): Declare.
4900         * c-gimplify.c (c_genericize): Use saved dump files.
4901         * c-opts.c (c_common_parse_file): Begin and end dumps
4902         once around parsing invocation.
4903         (get_dump_info): New function.
4905 2014-06-23  Marek Polacek  <polacek@redhat.com>
4906             Andrew MacLeod  <amacleod@redhat.com>
4908         PR c/61553
4909         * c-common.c (get_atomic_generic_size): Don't segfault if the
4910         type doesn't have a size.
4912 2014-06-20  Marek Polacek  <polacek@redhat.com>
4914         * c-gimplify.c: Include "c-ubsan.h" and "pointer-set.h".
4915         (ubsan_walk_array_refs_r): New function.
4916         (c_genericize): Instrument array bounds.
4917         * c-ubsan.c: Include "internal-fn.h".
4918         (ubsan_instrument_division): Mark instrumented arrays as having
4919         side effects.  Adjust ubsan_type_descriptor call.
4920         (ubsan_instrument_shift): Likewise.
4921         (ubsan_instrument_vla): Adjust ubsan_type_descriptor call.
4922         (ubsan_instrument_bounds): New function.
4923         (ubsan_array_ref_instrumented_p): New function.
4924         (ubsan_maybe_instrument_array_ref): New function.
4925         * c-ubsan.h (ubsan_instrument_bounds): Declare.
4926         (ubsan_array_ref_instrumented_p): Declare.
4927         (ubsan_maybe_instrument_array_ref): Declare.
4929 2014-06-20  Hale Wang  <hale.wang@arm.com>
4931         PR lto/61123
4932         * c.opt (fshort-enums): Add to LTO.
4933         * c.opt (fshort-wchar): Likewise.
4935 2014-06-16  Marek Polacek  <polacek@redhat.com>
4937         PR c/60439
4938         * c.opt (Wswitch-bool): Add Var.
4940 2014-06-12  Jakub Jelinek  <jakub@redhat.com>
4942         PR middle-end/61486
4943         * c-omp.c (c_omp_split_clauses): Don't crash on firstprivate in
4944         #pragma omp target teams or
4945         #pragma omp {,target }teams distribute simd.
4947 2014-06-12  Jason Merrill  <jason@redhat.com>
4949         * c.opt (Wabi=, fabi-compat-version): New.
4950         * c-opts.c (c_common_handle_option): Handle -Wabi=.
4951         (c_common_post_options): Handle flag_abi_compat_version default.
4952         Disallow -fabi-compat-version=1.
4953         * c-common.h (abi_version_crosses): New.
4955 2014-06-11  Jan Hubicka  <hubicka@ucw.cz>
4957         * c-common.c (handle_section_attribute): Update handling for
4958         section names that are no longer trees.
4960 2014-06-10  Jakub Jelinek  <jakub@redhat.com>
4962         PR fortran/60928
4963         * c-pragma.c (omp_pragmas_simd): Move PRAGMA_OMP_TASK...
4964         (omp_pragmas): ... back here.
4966 2014-06-05  Marek Polacek  <polacek@redhat.com>
4968         PR c/49706
4969         * c-common.c (warn_logical_not_parentheses): New function.
4970         * c-common.h (warn_logical_not_parentheses): Declare.
4971         * c.opt (Wlogical-not-parentheses): New option.
4973 2014-06-04  Marek Polacek  <polacek@redhat.com>
4975         PR c/30020
4976         * c-common.c (check_case_bounds): Add location parameter.
4977         Use it.
4978         (c_add_case_label): Pass loc to check_case_bounds.
4980 2014-06-03  Marek Polacek  <polacek@redhat.com>
4982         PR c/60439
4983         * c.opt (Wswitch-bool): New option.
4985 2014-05-22  Thomas Schwinge  <thomas@codesourcery.com>
4987         * c-common.h (c_omp_sharing_predetermined, c_omp_remap_decl):
4988         Remove prototypes.
4989         (record_types_used_by_current_var_decl): Move prototype to where
4990         it belongs.
4992         * c-common.c (DEF_FUNCTION_TYPE_0, DEF_FUNCTION_TYPE_6)
4993         (DEF_FUNCTION_TYPE_7, DEF_FUNCTION_TYPE_8)
4994         (DEF_FUNCTION_TYPE_VAR_5): Cosmetic fixes.
4996 2014-05-21  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>
4998         * c-common.h (CTI_VOID_ZERO, void_zero_node): Delete.
4999         * c-common.c (c_common_nodes_and_builtins): Don't initialize
5000         void_zero_node.
5001         * c-pretty-print.c (pp_c_void_constant): New function.
5002         (c_pretty_printer::constant, c_pretty_printer::primary_expression)
5003         (c_pretty_printer::expression): Handle VOID_CST.
5004         * cilk.c (extract_free_variables): Likewise.
5005         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift)
5006         (ubsan_instrument_vla): Use void_node instead of void_zero_node.
5008 2014-05-17  Trevor Saunders  <tsaunders@mozilla.com>
5010         * c-common.h (sorted_fields_type): Remove variable_size GTY attribute.
5011         * c-pragma.c (push_alignment): Adjust.
5012         (handle_pragma_push_options): Likewise.
5014 2014-05-09  Marek Polacek  <polacek@redhat.com>
5016         PR c/50459
5017         * c-common.c (check_user_alignment): Return -1 if alignment is error
5018         node.
5019         (handle_aligned_attribute): Don't call default_conversion on
5020         FUNCTION_DECLs.
5021         (handle_vector_size_attribute): Likewise.
5022         (handle_tm_wrap_attribute): Handle case when wrap_decl is error node.
5023         (handle_sentinel_attribute): Call default_conversion and allow even
5024         integral types as an argument.
5026 2014-05-08  Marek Polacek  <polacek@redhat.com>
5028         PR c/61053
5029         * c-common.c (min_align_of_type): New function factored out from...
5030         (c_sizeof_or_alignof_type): ...here.
5031         * c-common.h (min_align_of_type): Declare.
5033 2014-05-08  Marek Polacek  <polacek@redhat.com>
5035         PR c/61077
5036         * c-common.c (check_main_parameter_types): Warn for _Atomic-qualified
5037         parameter type of main.
5039 2014-05-07  DJ Delorie  <dj@redhat.com>
5041         * c-cppbuiltin.c (print_bits_of_hex): New.
5042         (builtin_define_type_minmax): Print values using hex so as not to
5043         require a pre-computed list of string values.
5045 2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
5046             Mike Stump  <mikestump@comcast.net>
5047             Richard Sandiford  <rdsandiford@googlemail.com>
5049         * c-ada-spec.c: Include wide-int.h.
5050         (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Remove.
5051         (dump_generic_ada_node): Use wide-int interfaces.
5052         * c-common.c: Include wide-int-print.h.
5053         (shorten_compare): Use wide-int interfaces and tree_int_cst_lt.
5054         (pointer_int_sum): Use wide-int interfaces.
5055         (c_common_nodes_and_builtins): Use make_int_cst.
5056         (match_case_to_enum_1): Use tree_fits_uhwi_p and tree_fits_shwi_p.
5057         (handle_alloc_size_attribute): Use wide-int interfaces.
5058         (get_nonnull_operand): Likewise.
5059         * c-format.c (get_constant): Use tree_fits_uhwi_p.
5060         * c-lex.c: Include wide-int.h.
5061         (narrowest_unsigned_type): Take a widest_int rather than two
5062         HOST_WIDE_INTs.
5063         (narrowest_signed_type): Likewise.
5064         (interpret_integer): Update accordingly.  Use wide-int interfaces.
5065         (lex_charconst): Use wide-int interfaces.
5066         * c-pretty-print.c: Include wide-int.h.
5067         (pp_c_integer_constant): Use wide-int interfaces.
5068         * cilk.c (declare_one_free_variable): Use tree_int_cst_lt instead of
5069         INT_CST_LT_UNSIGNED.
5071 2014-05-06  Richard Biener  <rguenther@suse.de>
5073         * c-opts.c (c_common_post_options): For -freestanding,
5074         -fno-hosted and -fno-builtin disable pattern recognition
5075         if not enabled explicitely.
5077 2014-05-02  Marek Polacek  <polacek@redhat.com>
5079         * c.opt (Wsizeof-pointer-memaccess): Describe option.
5081 2014-05-01  Marek Polacek  <polacek@redhat.com>
5083         PR c/43245
5084         * c.opt (Wdiscarded-qualifiers): Add.
5086 2014-04-30  Marek Polacek  <polacek@redhat.com>
5088         * c-ubsan.c (ubsan_instrument_division): Handle REAL_TYPEs.  Perform
5089         INT_MIN / -1 sanitization only for integer types.
5091 2014-04-25  Marek Polacek  <polacek@redhat.com>
5093         PR c/18079
5094         * c-common.c (handle_noinline_attribute): Warn if the attribute
5095         conflicts with always_inline attribute.
5096         (handle_always_inline_attribute): Warn if the attribute conflicts
5097         with noinline attribute.
5099 2014-04-25  Marek Polacek  <polacek@redhat.com>
5101         PR c/60156
5102         * c-common.c (check_main_parameter_types): Warn about variadic main.
5104 2014-04-24  Mike Stump  <mikestump@comcast.net>
5106         * c.opt (Wshadow-ivar): Default to on.
5108 2014-04-24  Dimitris Papavasiliou  <dpapavas@gmail.com>
5110         * c.opt (Wshadow-ivar, flocal-ivars, fivar-visibility): Add.
5112 2014-04-23  Marek Polacek  <polacek@redhat.com>
5114         * c-common.c (handle_tm_wrap_attribute): Tweak error message.
5116 2014-04-22  Jakub Jelinek  <jakub@redhat.com>
5118         PR sanitizer/60275
5119         * c-ubsan.c (ubsan_instrument_return): Return __builtin_trap ()
5120         if flag_sanitize_undefined_trap_on_error.
5121         (ubsan_instrument_division, ubsan_instrument_shift,
5122         ubsan_instrument_vla): Likewise.  Use __ubsan_handle_*_abort ()
5123         if !flag_sanitize_recover.
5125 2014-04-22  Marc Glisse  <marc.glisse@inria.fr>
5127         PR libstdc++/43622
5128         * c-common.c (registered_builtin_types): Make non-static.
5129         * c-common.h (registered_builtin_types): Declare.
5131 2014-04-14  Richard Biener  <rguenther@suse.de>
5132         Marc Glisse  <marc.glisse@inria.fr>
5134         PR c/60819
5135         * c-common.c (convert_vector_to_pointer_for_subscript): Properly
5136         apply may-alias the scalar pointer type when applicable.
5138 2014-04-12  Igor Zamyatin  <igor.zamyatin@intel.com>
5140         PR middle-end/60467
5141         * cilk.c (cilk_set_spawn_marker): Remove FUNCTION_DECL
5142         as possible argument for Cilk_spawn.
5144 2014-04-11  Tobias Burnus  <burnus@net-b.de>
5146         PR c/60194
5147         * c.opt (Wformat-signedness): Add
5148         * c-format.c(check_format_types): Use it.
5150 2014-04-11  Jason Merrill  <jason@redhat.com>
5152         PR c++/57926
5153         * c-common.c (sync_resolve_size, get_atomic_generic_size): Call
5154         default_conversion for an array argument.
5156 2014-04-08  Marek Polacek  <polacek@redhat.com>
5158         PR sanitizer/60745
5159         * c-ubsan.c: Include asan.h.
5160         (ubsan_instrument_return): Call initialize_sanitizer_builtins.
5162 2014-04-03  Nathan Sidwell  <nathan@codesourcery.com>
5164         * c.opt (Wnon-virtual-dtor): Auto set when Weffc++.
5166 2014-04-02  Marek Polacek  <polacek@redhat.com>
5168         * c-common.h (c_expand_expr): Remove declaration.
5170 2014-03-28  Jakub Jelinek  <jakub@redhat.com>
5172         PR c++/60689
5173         * c-common.c (add_atomic_size_parameter): When creating new
5174         params vector, push the size argument first.
5176 2014-03-26  Jakub Jelinek  <jakub@redhat.com>
5178         * c-ubsan.c (ubsan_instrument_division, ubsan_instrument_shift,
5179         ubsan_instrument_vla, ubsan_instrument_return): Adjust
5180         ubsan_create_data callers.
5182 2014-03-22  Jakub Jelinek  <jakub@redhat.com>
5184         PR debug/60603
5185         * c-opts.c (c_finish_options): Restore cb_file_change call to
5186         <built-in>.
5188 2014-03-13  Jakub Jelinek  <jakub@redhat.com>
5190         PR middle-end/36282
5191         * c-pragma.c (apply_pragma_weak): Only look at
5192         TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (decl)) if
5193         DECL_ASSEMBLER_NAME_SET_P (decl).
5194         (maybe_apply_pending_pragma_weaks): Exit early if
5195         vec_safe_is_empty (pending_weaks) rather than only when
5196         !pending_weaks.
5197         (maybe_apply_pragma_weak): Likewise.  If !DECL_ASSEMBLER_NAME_SET_P,
5198         set assembler name back to NULL afterwards.
5200 2014-03-11  Jason Merrill  <jason@redhat.com>
5202         * c.opt: Add -std=gnu++14.
5204 2014-03-11  Ian Bolton  <ian.bolton@arm.com>
5206         * c-opts.c (c_common_post_options): Don't override
5207         -ffp-contract=fast if unsafe-math-optimizations is on.
5209 2014-03-08  Paulo Matos  <paulo@matos-sorge.com>
5211         * c.opt: Enable LTO FE for fshort-double.
5213 2014-03-07  Jason Merrill  <jason@redhat.com>
5215         * c.opt: Add -std=c++14.
5217 2014-03-06  Marek Polacek  <polacek@redhat.com>
5219         PR c/60197
5220         * cilk.c (contains_cilk_spawn_stmt): New function.
5221         (contains_cilk_spawn_stmt_walker): Likewise.
5222         (recognize_spawn): Give error on invalid use of _Cilk_spawn.
5223         * c-common.h (contains_cilk_spawn_stmt): Add declaration.
5225 2014-03-03  Jakub Jelinek  <jakub@redhat.com>
5227         * c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_SIMD.
5228         (init_pragma): Call cpp_register_deferred_pragma for PRAGMA_CILK_SIMD
5229         even when flag_preprocess_only.
5231 2014-02-26  Jason Merrill  <jason@redhat.com>
5233         PR c++/59231
5234         PR c++/11586
5235         * c-common.c (shorten_compare): Don't check
5236         c_inhibit_evaluation_warnings.
5238 2014-02-19  Jakub Jelinek  <jakub@redhat.com>
5240         PR c/37743
5241         * c-common.c (c_common_nodes_and_builtins): When initializing
5242         c_uint{16,32,64}_type_node, also set corresponding
5243         uint{16,32,64}_type_node to the same value.
5245         PR c++/60267
5246         * c-pragma.c (init_pragma): Don't call cpp_register_deferred_pragma
5247         for PRAGMA_IVDEP if flag_preprocess_only.
5249 2014-02-12  Jakub Jelinek  <jakub@redhat.com>
5251         PR c/60101
5252         * c-common.c (merge_tlist): If copy is true, call new_tlist,
5253         if false, add ADD itself, rather than vice versa.
5254         (verify_tree): For COND_EXPR, don't call merge_tlist with non-zero
5255         copy.  For SAVE_EXPR, only call merge_tlist once.
5257 2014-02-08  Jakub Jelinek  <jakub@redhat.com>
5259         PR middle-end/60092
5260         * c-common.c (handle_alloc_size_attribute): Use tree_fits_uhwi_p
5261         and tree_to_uhwi.
5262         (handle_alloc_align_attribute, handle_assume_aligned_attribute): New
5263         functions.
5264         (c_common_attribute_table): Add alloc_align and assume_aligned
5265         attributes.
5267 2014-02-06  Marek Polacek  <polacek@redhat.com>
5269         PR c/60087
5270         * c-common.c (warn_for_sign_compare): Call warning_at with location
5271         instead of warning.
5273 2014-02-05  Marek Polacek  <polacek@redhat.com>
5275         PR c/53123
5276         * c-omp.c (c_finish_omp_atomic): Remove unreachable return
5277         statement.
5279 2014-02-04  Marek Polacek  <polacek@redhat.com>
5281         PR c/60036
5282         * c-common.c (conversion_warning): Unwrap C_MAYBE_CONST_EXPR and/or
5283         SAVE_EXPR.
5285 2014-02-03  Marc Glisse  <marc.glisse@inria.fr>
5287         PR c++/53017
5288         PR c++/59211
5289         * c-common.c (handle_aligned_attribute, handle_alloc_size_attribute,
5290         handle_vector_size_attribute, handle_nonnull_attribute): Call
5291         default_conversion on the attribute argument.
5292         (handle_nonnull_attribute): Increment the argument number.
5294 2014-01-31  Marek Polacek  <polacek@redhat.com>
5296         PR c/59963
5297         * c-common.c (add_atomic_size_parameter): Pass vNULL to
5298         build_function_call_vec.
5299         (resolve_overloaded_builtin): Likewise.
5300         * c-common.h (build_function_call_vec): Adjust declaration.
5302 2014-01-30  Marek Polacek  <polacek@redhat.com>
5304         PR c/59940
5305         * c-common.h (unsafe_conversion_p): Adjust declaration.
5306         (warnings_for_convert_and_check): Likewise.
5307         (convert_and_check): Likewise.
5308         * c-common.c (unsafe_conversion_p): Add location parameter.  Call
5309         expansion_point_location_if_in_system_header on it.
5310         (warnings_for_convert_and_check): Add location parameter.  Call
5311         expansion_point_location_if_in_system_header on it.  Use it.
5312         (convert_and_check): Add location parameter.  Use it.
5313         (conversion_warning): Likewise.
5314         (c_add_case_label): Adjust convert_and_check calls.
5315         (scalar_to_vector): Adjust unsafe_conversion_p calls.
5317 2014-01-24  Balaji V. Iyer  <balaji.v.iyer@intel.com>
5319         * c-common.c (c_define_builtins): Replaced flag_enable_cilkplus with
5320         flag_cilkplus.
5321         * c-pragma.c (init_pragma): Likewise.
5322         * c.opt: Likewise.
5324 2014-01-23  Marek Polacek  <polacek@redhat.com>
5326         PR c/59846
5327         * c-common.c (shorten_compare): Add location_t parameter.
5328         * c-common.h (shorten_binary_op): Adjust declaration.
5330 2014-01-23  Marek Polacek  <polacek@redhat.com>
5332         PR c/58346
5333         * c-common.c (pointer_to_zero_sized_aggr_p): New function.
5334         * c-common.h: Declare it.
5336 2014-01-20  Eric Botcazou  <ebotcazou@adacore.com>
5338         * c-ada-spec.h (dump_ada_specs): Revert prototype change.
5339         * c-ada-spec.c (dump_ads): Likewise.
5340         (cpp_check): Likewise.
5341         (dump_ada_specs): Likewise.
5343 2014-01-15  Laurent Alfonsi  <laurent.alfonsi@st.com>
5345         PR c++/49718
5346         * c-common.c (handle_no_instrument_function_attribute): Allow
5347         no_instrument_function attribute in class member
5348         definition/declaration.
5350 2014-01-15  Jakub Jelinek  <jakub@redhat.com>
5352         PR c/58943
5353         * c-omp.c (c_finish_omp_atomic): Set in_late_binary_op around
5354         build_modify_expr with non-NOP_EXPR opcode.  Handle return from it
5355         being COMPOUND_EXPR.
5356         (c_finish_omp_for): Handle incr being COMPOUND_EXPR with first
5357         operand a SAVE_EXPR and second MODIFY_EXPR.
5359 2014-01-09  Jakub Jelinek  <jakub@redhat.com>
5361         PR target/58115
5362         * c-pch.c (c_common_write_pch): Call
5363         prepare_target_option_nodes_for_pch.
5365 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
5367         Update copyright years
5369 2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
5371         * array-notation-common.c, c-cilkplus.c: Use the standard form for
5372         the copyright notice.
5374 2013-12-28  Eric Botcazou  <ebotcazou@adacore.com>
5376         * c-ada-spec.c (print_constructor): New function.
5377         (print_destructor): Retrieve the origin of the destructor.
5378         (print_ada_declaration): Revamp handling of constructors/destructors.
5380 2013-12-23  Stuart Hastings  <stuart@apple.com>
5381             Bill Maddox  <maddox@google.com>
5382             Jason Merrill  <jason@redhat.com>
5384         * c.opt: Add -fdeclone-ctor-dtor.
5385         * c-opts.c (c_common_post_options): Default to on iff -Os.
5387 2013-12-18  Balaji V. Iyer  <balaji.v.iyer@intel.com>
5389         * c-common.c (c_common_attribute_table): Added "cilk simd function"
5390         attribute.
5391         * c-pragma.h (enum pragma_cilk_clause): Remove.
5392         (enum pragma_omp_clause):  Added the following fields:
5393         PRAGMA_CILK_CLAUSE_NOMASK, PRAGMA_CILK_CLAUSE_MASK,
5394         PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_NONE,
5395         PRAGMA_CILK_CLAUSE_LINEAR, PRAGMA_CILK_CLAUSE_PRIVATE,
5396         PRAGMA_CILK_CLAUSE_FIRSTPRIVATE, PRAGMA_CILK_CLAUSE_LASTPRIVATE,
5397         PRAGMA_CILK_CLAUSE_UNIFORM.
5400 2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>
5402         * cilk.c (cilk_outline): Made this function non-static.
5403         (gimplify_cilk_spawn): Removed pre_p and post_p arguments.
5404         (create_cilk_wrapper): Added a new parameter: a function pointer.
5405         (c_install_body_w_frame_cleanup): Remove
5406         (extract_free_variables): Added VEC_INIT_EXPR and CONSTRUCTOR case.
5407         * c-common.h (cilk_outline): New prototype.
5408         (gimplify_cilk_spawn): Removed two parameters.
5409         (cilk_install_body_with_frame_cleanup): New prototype.
5410         * c-gimplify.c (c_gimplify_expr): Added MODIFY_EXPR, CALL_EXPR and
5411         CILK_SPAWN_STMT case.
5413 2013-12-11  Bernd Schmidt  <bernds@codesourcery.com>
5415         * c-common.c (c_fully_fold_internal): Handle ADDR_SPACE_CONVERT_EXPR.
5417         * c-common.h (enum c_tree_index): Remove CTI_INT_ARRAY_TYPE.
5418         (int_array_type_node): Remove.
5419         * c-common.c (c_common_nodes_and_builtins): Don't build it.
5421 2013-12-05  Marek Polacek  <polacek@redhat.com>
5423         PR c/52023
5424         * c-common.c (c_sizeof_or_alignof_type): Move a declaration into
5425         [ADJUST_FIELD_ALIGN].
5427 2013-12-04  Joseph Myers  <joseph@codesourcery.com>
5429         PR c/52023
5430         * c-common.c (c_sizeof_or_alignof_type): Add parameter min_alignof
5431         and check field alignment if set.
5432         * c-common.h (c_sizeof_or_alignof_type): Update prototype.
5433         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
5435 2013-12-04  Jakub Jelinek  <jakub@redhat.com>
5436             Marek Polacek  <polacek@redhat.com>
5438         * c-gimplify.c (c_gimplify_expr): If doing the integer-overflow
5439         sanitization, call unsigned_type_for only when !TYPE_OVERFLOW_WRAPS.
5441 2013-11-29   H.J. Lu  <hongjiu.lu@intel.com>
5443         PR c/59309
5444         * cilk.c (gimplify_cilk_spawn): Properly handle function without
5445         arguments.
5447 2013-11-29  Jakub Jelinek  <jakub@redhat.com>
5449         PR c/59280
5450         * c-common.c (get_priority): If TREE_VALUE (args) is IDENTIFIER_NODE,
5451         goto invalid.  If it is error_mark_node, don't issue further
5452         diagnostics.
5454 2013-11-28  Sergey Ostanevich  <sergos.gnu@gmail.com>
5456         * c.opt (Wopenmp-simd): New.
5458 2013-11-22  Jakub Jelinek  <jakub@redhat.com>
5460         * c-ubsan.h (ubsan_instrument_return): New prototype.
5461         * c-ubsan.c (ubsan_instrument_return): New function.
5463 2013-11-22  Andrew MacLeod  <amacleod@redhat.com>
5465         * c-common.c: Add required include files from gimple.h.
5466         * c-gimplify.c: Likewise
5467         * cilk.c: Likewise
5469 2013-11-22  David Malcolm  <dmalcolm@redhat.com>
5471         * c-common.c (unsafe_conversion_p): Remove use of
5472         EXPR_LOC_OR_HERE macro.
5473         (conversion_warning): Likewise.
5474         (warnings_for_convert_and_check): Likewise.
5475         (warn_for_collisions_1): Likewise.
5476         (shorten_compare): Likewise, and remove use of in_system_header
5477         macro, using the location from the former.
5478         * c-lex.c (dump_one_header): Remove use of input_filename macro.
5479         (cb_def_pragma): Remove use of in_system_header macro.
5480         (lex_string): Likewise.
5481         * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
5483 2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
5484             Mike Stump  <mikestump@comcast.net>
5485             Richard Sandiford  <rdsandiford@googlemail.com>
5487         * c-ada-spec.c (is_simple_enum): Use tree_to_shwi and tree_to_uhwi
5488         instead of TREE_INT_CST_LOW, in cases where there is a protecting
5489         tree_fits_shwi_p or tree_fits_uhwi_p.
5490         (dump_generic_ada_node): Likewise.
5491         * c-format.c (check_format_arg): Likewise.
5492         * c-pretty-print.c (pp_c_integer_constant): Likewise.
5494 2013-11-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
5496         * c-common.c (check_function_arguments_recurse): Use tree_to_uhwi.
5498 2013-11-19  Joshua J Cogliati  <jrincayc@yahoo.com>
5500         PR c/53001
5501         * c-common.c (unsafe_conversion_p): Make this function
5502         return an enumeration with more detail.
5503         (conversion_warning): Use the new return type of
5504         unsafe_conversion_p to separately warn either about conversions
5505         that lower floating point number precision or about the other
5506         kinds of conversions.
5507         * c-common.h (enum conversion_safety): New enumeration.
5508         (unsafe_conversion_p): switching return type to
5509         conversion_safety enumeration.
5510         * c.opt: Adding new warning -Wfloat-conversion and
5511         enabling it with -Wconversion.
5513 2013-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
5515         * c-opts.c: Include plugin.h.
5516         (cb_file_change): Invoke plugin event PLUGIN_INCLUDE_FILE.
5518 2013-11-19  Marek Polacek  <polacek@redhat.com>
5520         * c-ubsan.c (ubsan_instrument_division): Adjust ubsan_create_data
5521         call.
5522         (ubsan_instrument_shift): Likewise.
5523         (ubsan_instrument_vla): Likewise.
5525 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
5527         * c-common.c (convert_vector_to_pointer_for_subscript): Remove
5528         cast to unsigned type.
5530 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
5532         * c-common.c (fold_offsetof_1): Use tree_to_uhwi rather than
5533         tree_low_cst.
5534         (complete_array_type): Update comment to refer to tree_to_[su]hwi
5535         rather than tree_low_cst.
5537 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
5539         * c-common.c, c-cppbuiltin.c: Replace tree_low_cst (..., 1) with
5540         tree_to_uhwi throughout.
5542 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
5544         * c-common.c, c-format.c, c-omp.c, c-pretty-print.c: Replace
5545         tree_low_cst (..., 0) with tree_to_shwi throughout.
5547 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
5549         * c-ada-spec.c, c-common.c, c-pretty-print.c: Replace
5550         host_integerp (..., 1) with tree_fits_uhwi_p throughout.
5552 2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>
5554         * c-ada-spec.c, c-common.c, c-format.c, c-pretty-print.c: Replace
5555         host_integerp (..., 0) with tree_fits_shwi_p throughout.
5557 2013-11-15  Aldy Hernandez  <aldyh@redhat.com>
5559         * c-cilkplus.c: New file.
5560         * c-common.c (readonly_error): Add location argument.
5561         * c-common.h (readonly_error): Same.
5562         (c_finish_cilk_clauses): Protoize.
5563         (c_check_cilk_loop): Same.
5564         c-omp.c (c_finish_omp_for): Handle CILK_SIMD nodes.
5565         Do not fail on error_mark_node.
5566         Abstract increment canonicalization to here...
5567         (c_omp_for_incr_canonicalize_ptr): New.
5568         c-pragma.c (init_pragma): Register "simd" pragma.
5569         c-pragma.h (enum pragma_kind): Add PRAGMA_CILK_SIMD.
5570         (enum pragma_cilk_clause): New.
5572 2013-11-15  Richard Sandiford  <rdsandiford@googlemail.com>
5574         * c-pretty-print.c (pp_c_character_constant): Remove unnecessary
5575         wchar_type and host_integerp checks.
5577 2013-11-14  Andrew MacLeod  <amacleod@redhat.com>
5579         * c-common.c: Likewise.
5580         * c-gimplify.c: Likewise.
5581         * cilk.c: Likewise.
5583 2013-11-14  Diego Novillo  <dnovillo@google.com>
5585         * c-common.c: Include fold-const.h.
5586         Include stor-layout.h.
5587         Include calls.h.
5588         Include stringpool.h.
5589         Include attribs.h.
5590         Include varasm.h.
5591         Include trans-mem.h.
5592         * c-cppbuiltin.c: Include stor-layout.h.
5593         Include stringpool.h.
5594         * c-format.c: Include stringpool.h.
5595         * c-lex.c: Include stringpool.h.
5596         Include stor-layout.h.
5597         * c-pragma.c: Include stringpool.h.
5598         Include attribs.h.
5599         Include varasm.h.
5600         Include gcc-symtab.h.
5601         * c-pretty-print.c: Include stor-layout.h.
5602         Include attribs.h.
5603         * cilk.c: Include stringpool.h.
5604         Include calls.h.
5606 2013-11-13  Joseph Myers  <joseph@codesourcery.com>
5608         * c-common.h (enum rid): Add RID_AUTO_TYPE.
5609         * c-common.c (c_common_reswords): Add __auto_type.
5610         (keyword_begins_type_specifier): Handle RID_AUTO_TYPE.
5612 2013-11-12  Andrew MacLeod  <amacleod@redhat.com>
5614         * c-common.c: Include gimplify.h.
5615         * c-gimplify.c: Likewise.
5616         * cilk.c: Likewise.
5617         * c-omp.c: Include gimple-expr.h instead of gimple.h.
5618         * c-ubsan.c: Don't include gimple.h.
5620 2013-11-12  Joseph Myers  <joseph@codesourcery.com>
5622         * c-common.c (c_common_reswords): Add _Thread_local.
5624 2013-11-09  Joseph Myers  <joseph@codesourcery.com>
5626         * c-common.c (atomic_size_supported_p): New function.
5627         (resolve_overloaded_atomic_exchange)
5628         (resolve_overloaded_atomic_compare_exchange)
5629         (resolve_overloaded_atomic_load, resolve_overloaded_atomic_store):
5630         Use it instead of comparing size with a local list of sizes.
5632 2013-11-07  Andrew MacLeod  <amacleod@redhat.com>
5633             Joseph Myers  <joseph@codesourcery.com>
5635         * c-common.h (enum rid): Add RID_ATOMIC.
5636         * c-common.c (c_common_reswords): Add _Atomic.
5637         (sync_resolve_params): Use TYPE_MAIN_VARIANT on pointer argument.
5638         (keyword_is_type_qualifier): Accept RID_ATOMIC.
5639         * c-format.c (check_format_types): Check for extra _Atomic
5640         qualifiers in format argument.
5641         * c-pretty-print.c (pp_c_cv_qualifiers): Handle atomic qualifier.
5642         (pp_c_type_qualifier_list): Mention _Atomic in comment.
5644 2013-11-06  Tobias Burnus  <burnus@net-b.de>
5646         * c-common.c (reason_option_codes_t): Add CPP_W_DATE_TIME.
5648 2013-11-06  Joseph Myers  <joseph@codesourcery.com>
5650         * c-opts.c (c_common_post_options): Set -ffp-contract=off in C
5651         standards modes.
5652         * c-cppbuiltin.c (cpp_iec_559_value): Consider -ffp-contract=fast
5653         to mean lack of IEEE 754 support.
5655 2013-11-05  Tobias Burnus  <burnus@net-b.de>
5657         * c.opt (-Wdate-time): New option
5658         * c-opts.c (sanitize_cpp_opts): Pass on to libcpp.
5660 2013-11-05  Joseph Myers  <joseph@codesourcery.com>
5662         * c-cppbuiltin.c (cpp_iec_559_value): Test
5663         flag_excess_precision_cmdline not flag_excess_precision.
5665 2013-11-05  Tobias Burnus  <burnus@net-b.de>
5667         * c.opt (fopenmp-simd): New option.
5668         * c-pragma.c (omp_pragmas): Move pragmas which can contain simd to ...
5669         (omp_pragmas): ... this new struct.
5670         (c_pp_lookup_pragma): Also walk omp_pragmas.
5671         (init_pragma): Init pragmas for -fopenmp-simd.
5673 2013-11-04  Marek Polacek  <polacek@redhat.com>
5675         PR c++/58979
5676         * c-common.c (invalid_indirection_error): Handle RO_ARROW_STAR case.
5678 2013-11-04  Joseph Myers  <joseph@codesourcery.com>
5680         * c-cppbuiltin.c (cpp_iec_559_value, cpp_iec_559_complex_value):
5681         New functions.
5682         (c_cpp_builtins): Define __GCC_IEC_559 and __GCC_IEC_559_COMPLEX.
5684 2013-11-04  Eric Botcazou  <ebotcazou@adacore.com>
5686         * c-ada-spec.h (cpp_operation): Add IS_TRIVIAL.
5687         (dump_ada_specs): Adjust prototype of second callback.
5688         * c-ada-spec.c (cpp_check): New global variable.
5689         (dump_ada_nodes): Remove cpp_check parameter and do not pass it down.
5690         (print_generic_ada_decl): Likewise.
5691         (has_static_fields): Change return type to bool and add guard.
5692         (has_nontrivial_methods): New predicate.
5693         (is_tagged_type): Change return type to bool.
5694         (separate_class_package): Call has_nontrivial_methods.
5695         (pp_ada_tree_identifier): Minor tweaks.
5696         (dump_ada_function_declaration): Adjust calls to dump_generic_ada_node.
5697         (dump_ada_array_domains): Likewise.
5698         (dump_ada_array_type): Likewise.
5699         (dump_template_types): Remove cpp_check parameter and do not pass it to
5700         dump_generic_ada_node.
5701         (dump_ada_template): Likewise.
5702         (dump_generic_ada_node): Remove cpp_check parameter and do not pass it
5703         recursively.
5704         (print_ada_methods): Change return type to integer.  Remove cpp_check
5705         parameter and do not pass it down.
5706         (dump_nested_types): Remove cpp_check parameter and do not pass it to
5707         dump_generic_ada_node.
5708         (print_ada_declaration): Likewise.  Test RECORD_OR_UNION_TYPE_P before
5709         accessing methods.
5710         (print_ada_struct_decl): Remove cpp_check parameter and do not pass it
5711         down.  Use has_nontrivial_methods to recognize C++ classes.  Use return
5712         value of print_ada_methods.
5713         (dump_ads): Rename cpp_check parameter to check and adjust prototype.
5714         Set cpp_check to it before invoking dump_ada_nodes.
5715         (dump_ada_specs): Likewise.
5717 2013-11-03  Marek Polacek  <polacek@redhat.com>
5719         * c-ubsan.c: Don't include hash-table.h.
5720         (ubsan_instrument_vla): New function.
5721         * c-ubsan.h: Declare it.
5723 2013-10-31  David Malcolm  <dmalcolm@redhat.com>
5725         Automated part of renaming of symtab_node_base to symtab_node.
5727         Patch autogenerated by rename_symtab.py from
5728         https://github.com/davidmalcolm/gcc-refactoring-scripts
5729         revision 58bb219cc090b2f4516a9297d868c245495ee622
5731         * c-pragma.c (maybe_apply_pending_pragma_weaks): Rename
5732         symtab_node_base to symtab_node.
5734 2013-10-31  Edward Smith-Rowland  <3dw4rd@verizon.net>
5736         Implement C++14 digit separators.
5737         * c-lex.c (interpret_float): Remove digit separators from scratch string
5738         before building real literal.
5740 2013-10-30  Jakub Jelinek  <jakub@redhat.com>
5742         * cilk.c (create_cilk_helper_decl): Use HOST_WIDE_INT_PRINT_DEC.
5744 2013-10-29  Balaji V. Iyer  <balaji.v.iyer@intel.com>
5746         * c-common.c (c_common_reswords[]): Added _Cilk_spawn and _Cilk_sync
5747         fields.
5748         (c_define_builtins): Called cilk_init_builtins if Cilk Plus is
5749         enabled.
5750         * c-common.h (enum rid): Added RID_CILK_SPAWN and RID_CILK_SYNC.
5751         (insert_cilk_frame): New prototype.
5752         (cilk_init_builtins): Likewise.
5753         (gimplify_cilk_spawn): Likewise.
5754         (c_cilk_install_body_w_frame_cleanup): Likewise.
5755         (cilk_detect_spawn_and_unwrap): Likewise.
5756         (cilk_set_spawn_marker): Likewise.
5757         (build_cilk_sync): Likewise.
5758         (build_cilk_spawn): Likewise.
5759         * cilk.c: New file.
5761 2013-10-29  David Malcolm  <dmalcolm@redhat.com>
5763         Patch autogenerated by refactor_symtab.py from
5764         https://github.com/davidmalcolm/gcc-refactoring-scripts
5765         revision 58bb219cc090b2f4516a9297d868c245495ee622
5767         * c-gimplify.c (c_genericize): Update for conversion of symtab types
5768         to a true class hierarchy.
5769         * c-pragma.c (maybe_apply_pending_pragma_weaks): Likewise.
5771 2013-10-27  Richard Sandiford  <rdsandiford@googlemail.com>
5773         * c-lex.c (interpret_integer): Remove call to cpp_num_sign_extend.
5775 2013-10-26  Jeff Law  <law@redhat.com>
5777         * c-common.c (c_define_builtins): Remove mudflap support.
5778         * c.opt: Ignore and warn for mudflap options.
5780 2013-10-24  Tobias Burnus  <burnus@net-b.de>
5782         PR other/33426
5783         * c-pragma.c (init_pragma) Add #pragma ivdep handling.
5784         * c-pragma.h (pragma_kind): Add PRAGMA_IVDEP.
5786 2013-10-23  Jason Merrill  <jason@redhat.com>
5788         * c-format.c (gcc_cxxdiag_char_table): Add %X.
5790 2013-10-11  Jakub Jelinek  <jakub@redhat.com>
5792         * c-common.h (omp_clause_mask::operator !=): New method.
5793         * c-omp.c (c_omp_split_clauses): Use if ((mask & something) != 0)
5794         instead of if (mask & something) tests everywhere.
5796         * c-cppbuiltin.c (c_cpp_builtins): Predefine _OPENMP to
5797         201307 instead of 201107.
5798         * c-common.c (DEF_FUNCTION_TYPE_8): Define.
5799         (c_common_attribute_table): Add "omp declare target" and
5800         "omp declare simd" attributes.
5801         (handle_omp_declare_target_attribute,
5802         handle_omp_declare_simd_attribute): New functions.
5803         * c-omp.c: Include c-pragma.h.
5804         (c_finish_omp_taskgroup): New function.
5805         (c_finish_omp_atomic): Add swapped argument, if true,
5806         build the operation first with rhs, lhs arguments and use NOP_EXPR
5807         build_modify_expr.
5808         (c_finish_omp_for): Add code argument, pass it down to make_code.
5809         (c_omp_split_clauses): New function.
5810         (c_split_parallel_clauses): Removed.
5811         (c_omp_declare_simd_clause_cmp, c_omp_declare_simd_clauses_to_numbers,
5812         c_omp_declare_simd_clauses_to_decls): New functions.
5813         * c-common.h (omp_clause_mask): New type.
5814         (OMP_CLAUSE_MASK_1): Define.
5815         (omp_clause_mask::omp_clause_mask, omp_clause_mask::operator &=,
5816         omp_clause_mask::operator |=, omp_clause_mask::operator ~,
5817         omp_clause_mask::operator |, omp_clause_mask::operator &,
5818         omp_clause_mask::operator <<, omp_clause_mask::operator >>,
5819         omp_clause_mask::operator ==): New methods.
5820         (enum c_omp_clause_split): New.
5821         (c_finish_omp_taskgroup): New prototype.
5822         (c_finish_omp_atomic): Add swapped argument.
5823         (c_finish_omp_for): Add code argument.
5824         (c_omp_split_clauses): New prototype.
5825         (c_split_parallel_clauses): Removed.
5826         (c_omp_declare_simd_clauses_to_numbers,
5827         c_omp_declare_simd_clauses_to_decls): New prototypes.
5828         * c-pragma.c (omp_pragmas): Add new OpenMP 4.0 constructs.
5829         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_CANCEL,
5830         PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_DECLARE_REDUCTION,
5831         PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_SIMD,
5832         PRAGMA_OMP_TARGET, PRAGMA_OMP_TASKGROUP and PRAGMA_OMP_TEAMS.
5833         Remove PRAGMA_OMP_PARALLEL_FOR and PRAGMA_OMP_PARALLEL_SECTIONS.
5834         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_ALIGNED,
5835         PRAGMA_OMP_CLAUSE_DEPEND, PRAGMA_OMP_CLAUSE_DEVICE,
5836         PRAGMA_OMP_CLAUSE_DIST_SCHEDULE, PRAGMA_OMP_CLAUSE_FOR,
5837         PRAGMA_OMP_CLAUSE_FROM, PRAGMA_OMP_CLAUSE_INBRANCH,
5838         PRAGMA_OMP_CLAUSE_LINEAR, PRAGMA_OMP_CLAUSE_MAP,
5839         PRAGMA_OMP_CLAUSE_NOTINBRANCH, PRAGMA_OMP_CLAUSE_NUM_TEAMS,
5840         PRAGMA_OMP_CLAUSE_PARALLEL, PRAGMA_OMP_CLAUSE_PROC_BIND,
5841         PRAGMA_OMP_CLAUSE_SAFELEN, PRAGMA_OMP_CLAUSE_SECTIONS,
5842         PRAGMA_OMP_CLAUSE_SIMDLEN, PRAGMA_OMP_CLAUSE_TASKGROUP,
5843         PRAGMA_OMP_CLAUSE_THREAD_LIMIT, PRAGMA_OMP_CLAUSE_TO and
5844         PRAGMA_OMP_CLAUSE_UNIFORM.
5846 2013-10-09  Marc Glisse  <marc.glisse@inria.fr>
5848         PR tree-optimization/20318
5849         * c-common.c (handle_returns_nonnull_attribute): New function.
5850         (c_common_attribute_table): Add returns_nonnull.
5852 2013-10-03  Marc Glisse  <marc.glisse@inria.fr>
5854         PR c++/19476
5855         * c.opt (fcheck-new): Move to common.opt.
5857 2013-09-25  Marek Polacek  <polacek@redhat.com>
5858             Jakub Jelinek  <jakub@redhat.com>
5860         PR sanitizer/58413
5861         * c-ubsan.c (ubsan_instrument_shift): Don't instrument
5862         an expression if we can prove it is correct.
5863         (ubsan_instrument_division): Likewise.  Remove unnecessary
5864         check.
5866 2013-09-18  Marek Polacek  <polacek@redhat.com>
5868         PR sanitizer/58411
5869         * c-common.c (handle_no_sanitize_undefined_attribute): New function.
5870         Declare it.
5871         (struct attribute_spec c_common_att): Add no_sanitize_undefined.
5873 2013-09-14  Iain Sandoe  <iain@codesourcery.com>
5875         PR target/48094
5876         * c.opt (fgnu-runtime, fnext-runtime, fobjc-abi-version,
5877         fobjc-gc, freplace-objc-classes): Accept for LTO.
5879 2013-09-13  Jacek Caban  <jacek@codeweavers.com>
5881         * c-target.def: New hook
5883 2013-09-09  Paolo Carlini  <paolo.carlini@oracle.com>
5885         PR c++/43452
5886         * c.opt (Wdelete-incomplete): Add.
5888 2013-09-08  Joern Rennecke  <joern.rennecke@embecosm.com>
5890         * c-common.c (same_scalar_type_ignoring_signedness): Delete.
5891         (vector_types_compatible_elements_p): New function.
5892         * c-common.h: (same_scalar_type_ignoring_signedness): Delete
5893         declaration.
5894         (vector_types_compatible_elements_p): Declare.
5896 2013-09-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5898         * c-pretty-print.h (c_pretty_printer::simple_type_specifier): Now
5899         a virtual member function.
5900         (pp_simple_type_specifier): Remove.
5901         (pp_c_type_specifier): Likewise.
5902         * c-pretty-print.c (c_pretty_printer::simple_type_specifier):
5903         Rename from pp_c_type_specifier.  Adjust.
5904         (c_pretty_printer::c_pretty_printer): Do not assign to
5905         simple_type_specifier.
5907 2013-09-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5909         * c-pretty-print.h (c_pretty_printer::type_id): Now a virtual
5910         member function.
5911         (c_pretty_printer::storage_class_specifier): Likewise.
5912         (c_pretty_printer::initializer): Likewise.
5913         (pp_declaration): Remove.
5914         (pp_declaration_specifiers): Likewise.
5915         (pp_abstract_declarator): Likewise.
5916         (pp_declarator): Likewise.
5917         (pp_type_id): Likewise.
5918         (pp_statement): Likewise.
5919         (pp_constant): Likewise.
5920         (pp_id_expression): Likewise.
5921         (pp_primary_expression): Likewise.
5922         (pp_unary_expression): Likewise.
5923         (pp_multiplicative_expression): Likewise.
5924         (pp_conditional_expression): Likewise.
5925         (pp_assignment_expression): Likewise.
5926         (pp_expression): Likewise.
5927         (pp_c_type_id): Likewise.
5928         (pp_c_storage_class_specifier): Likewise.
5929         * c-pretty-print.c (pp_c_type_cast): Tidy.
5930         (pp_c_pointer): Likewise.
5931         (pp_c_type_specifier): Likewise.
5932         (pp_c_parameter_type_list): Likewise.
5933         (pp_c_function_definition): Likewise.
5934         (pp_c_init_declarator): Likewise.
5935         (pp_c_initializer_list): Likewise.
5936         (pp_c_constructor_elts): Likewise.
5937         (c_pretty_printer::direct_abstract_declarator): Likewise.
5938         (c_pretty_printer::declaration_specifiers): Likewise.
5939         (c_pretty_printer::primary_expression): Likewise.
5940         (c_pretty_printer::postfix_expression): Likewise.
5941         (c_pretty_printer::type_id): Rename from pp_c_type_id.
5942         (c_pretty_printer::storage_class_specifier): Rename from
5943         pp_c_storage_class_specifier.
5944         (c_pretty_printer::initializer): Rename from pp_c_initializer.
5945         (c_pretty_printer::c_pretty_printer): Do not assign to type_id,
5946         storage_class_specifier, initializer, offset_list, flags.
5948 2013-08-30  Marek Polacek  <polacek@redhat.com>
5950         * c-ubsan.c: New file.
5951         * c-ubsan.h: New file.
5953 2013-08-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5955         * c-pretty-print.h (c_pretty_printer::declaration): Now a virtual
5956         member function.
5957         (c_pretty_printer::declaration_specifiers): Likewise.
5958         (c_pretty_printer::declarator): Likewise.
5959         (c_pretty_printer::abstract_declarator): Likewise.
5960         (c_pretty_printer::direct_abstract_declarator): Likewise.
5961         (c_pretty_printer::direct_declarator): Likewise.
5962         (c_pretty_printer::function_specifier): Likewise.
5963         (pp_declaration): Adjust.
5964         (pp_declaration_specifiers): Likewise.
5965         (pp_abstract_declarator): Likewise.
5966         (pp_direct_declarator): Likewise.
5967         (pp_function_specifier): Likewise.
5968         (pp_direct_abstract_declarator): Remove as unused.
5969         (pp_c_declaration): Remove.
5970         (pp_c_declaration_specifiers): Likewise.
5971         (pp_c_declarator): Likewise.
5972         (pp_c_direct_declarator): Likewise.
5973         (pp_c_function_specifier): Likewise.
5974         (pp_c_direct_abstract_declarator): Likewise.
5975         * c-pretty-print.c (c_pretty_printer::abstract_declarator): Rename
5976         from pp_c_abstract_declarator.  Adjust.
5977         (c_pretty_printer::direct_abstract_declarator):  Rename from
5978         pp_c_direct_abstract_declarator.  Adjust.
5979         (c_pretty_printer::function_specifier): Rename from
5980         pp_c_function_specifier.  Adjust.
5981         (c_pretty_printer::declaration_specifiers): Rename from
5982         pp_c_declaration_specifiers.  Adjust.
5983         (c_pretty_printer::direct_declarator): Rename from
5984         pp_c_direct_declarator.  Adjust.
5985         (c_pretty_printer::declarator): Rename from pp_c_declarator.  Adjust.
5986         (c_pretty_printer::declaration): Rename from pp_c_declaration.  Adjust.
5987         (c_pretty_printer::c_pretty_printer): Do not assign to
5988         declaration, declaration_specifiers, declarator,
5989         direct_declarator, direct_abstract_declarator, function_specifier.
5991 2013-08-26  Gabriel Dos Reis  <gdre@integrable-solutions.net>
5993         * c-pretty-print.h (c_pretty_printer::unary_expression): Now a
5994         virtual member function.
5995         (c_pretty_printer::multiplicative_expression): Likewise.
5996         (c_pretty_printer::conditional_expression): Likewise.
5997         (c_pretty_printer::assignment_expression): Likewise.
5998         (c_pretty_printer::expression): Likewise.
5999         (pp_unary_expression): Adjust.
6000         (pp_multiplicative_expression): Likewise.
6001         (pp_assignment_expression): Likewise.
6002         (pp_conditional_expression): Likewise.
6003         (pp_expression): Likewise.
6004         * c-pretty-print.c (c_pretty_printer::unary_expression): Rename
6005         from pp_c_unary_expression.  Adjust.
6006         (c_pretty_printer::multiplicative_expression): Rename from
6007         pp_c_multiplicative_expression.  Adjust.
6008         (c_pretty_printer::conditional_expression): Rename from
6009         pp_c_conditional_expression.  Adjust.
6010         (c_pretty_printer::assignment_expression): Rename from
6011         pp_c_assignment_expression.  Adjust.
6012         (c_pretty_printer::expression): Rename from pp_c_expression.  Adjust.
6013         (c_pretty_printer::c_pretty_printer): Do not assign to
6014         unary_expression, multiplicative_expression,
6015         conditional_expression, expression.
6017 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6019         * c-pretty-print.h (c_pretty_printer::postfix_expression): Now a
6020         virtual member function.
6021         (pp_postfix_expression): Adjust.
6022         (pp_c_postfix_expression): Remove.
6023         * c-pretty-print.c (c_pretty_printer::postfix_expression): Rename
6024         from pp_c_postfix_expression.  Adjust.
6025         (c_pretty_printer::c_pretty_printer): Do not assign to
6026         postfix_expression.
6028 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6030         * c-pretty-print.h (c_pretty_printer::primary_expression): Now a
6031         virtua member function.
6032         (pp_primary_expression): Adjust.
6033         (pp_c_primary_expression): Remove.
6034         * c-pretty-print.c (c_pretty_printer::primary_expression): Rename
6035         from pp_c_primary_expression.  Adjust.
6036         (pp_c_initializer_list): Use pp_primary_expression.
6037         (c_pretty_printer::c_pretty_printer): Do not assign to
6038         primary_expression.
6040 2013-08-25  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6042         * c-pretty-print.h (c_pretty_printer::translate_string): Declare.
6043         * c-pretty-print.c (M_): Remove.
6044         (c_pretty_printer::translate_string): Define.
6045         (pp_c_type_specifier): Use it.
6046         (pp_c_primary_expression): Likewise.
6047         (pp_c_expression): Likewise.
6049 2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6051         * c-pretty-print.h (c_pretty_printer::id_expression): Now a
6052         virtual function.
6053         (pp_c_id_expression): Remove.
6054         (pp_id_expression): Adjust.
6055         * c-pretty-print.c (c_pretty_printer::id_expression): Rename from
6056         pp_c_id_expression.  Adjust.
6057         (pp_c_postfix_expression): Use pp_id_expression.
6058         (c_pretty_printer::c_pretty_printer): Do not assign to id_expression.
6060 2013-08-24  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6062         * c-pretty-print.h (c_pretty_printer::constant): Now a virtual
6063         member function.
6064         (pp_constant): Adjust.
6065         (pp_c_constant): Remove.
6066         * c-pretty-print.c (c_pretty_printer::constant): Rename from
6067         pp_c_constant.  Adjust.
6068         (pp_c_constant)
6069         (pp_c_primary_expression): Call pp_constant in lieu of pp_c_constant.
6070         (c_pretty_printer::c_pretty_printer): Remove assignment to constant.
6072 2013-08-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6074         * c-pretty-print.h (pp_c_pretty_printer_init): Remove.
6075         (c_pretty_printer::c_pretty_printer): Declare.
6076         * c-pretty-print.c (pretty_printer::c_pretty_printer): Rename from
6077         c_pretty_printer_init.  Adjust.
6078         (print_c_tree): Do not call c_pretty_printer_init.
6079         * c-ada-spec.c (dump_ads): Remove call to pp_construct.
6081 2013-08-09  Arnaud Charlet  <charlet@adacore.com>
6083         * c-ada-spec.c (print_ada_declaration): Prevent accessing null asm name
6085 2013-08-05  Paolo Carlini  <paolo.carlini@oracle.com>
6087         PR c++/58080
6088         * c-common.c (pointer_int_sum): Add bool parameter.
6089         * c-common.h (pointer_int_sum): Adjust declaration.
6091 2013-08-05  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6093         * c-pretty-print.c (print_c_tree): Simplify.  Use non-static local
6094         c_pretty_printer variable.
6096 2013-08-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6098         * c-pretty-print.h (c_pretty_printer): Derive from pretty_printer.
6099         (pp_base): Remove.
6100         (pp_c_base): Likewise.  Adjust users.
6101         * c-pretty-print.c (pp_c_maybe_whitespace): Adjust.
6102         (pp_c_whitespace): Do not call pp_base.
6103         (pp_c_left_paren): Likewise.
6104         (pp_c_right_paren): Likewise.
6105         (pp_c_left_brace): Likewise.
6106         (pp_c_right_brace): Likewise.
6107         (pp_c_left_bracket): Likewise.
6108         (pp_c_right_bracket): Likewise.
6109         (pp_c_dot): Likewise.
6110         (pp_c_ampersand): Likewise.
6111         (pp_c_star): Likewise.
6112         (pp_c_arrow): Likewise.
6113         (pp_c_semicolon): Likewise.
6114         (pp_c_complement): Likewise.
6115         (pp_c_exclamation): Likewise.
6116         (pp_c_direct_declarator): Likewise.
6117         (pp_c_ws_string): Likewise.
6118         (pp_c_identifier): Likewise.
6119         (pp_c_statement): Likewise.
6120         (print_c_tree): Likewise.
6122 2013-08-04  Ed Smith-Rowland  <3dw4rd@verizon.net>
6124         PR c++/58072
6125         * c-common.c (c_parse_error): Catch user-defined literal tokens and
6126         provide useful error strings.
6128 2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6130         * c-ada-spec.c (pp_ada_tree_identifier): Use specialized pretty
6131         printer functions instead of pp_string or operators and punctuators.
6132         (dump_generic_ada_node): Likewise.
6133         * c-pretty-print.c (pp_c_type_specifier): Likewise.
6134         (pp_c_relational_expression): Likewise.
6135         (pp_c_logical_or_expression): Likewise.
6137 2013-08-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6139         * c-ada-spec.c (print_ada_macros): Use specialized pretty printer
6140         functions instead of pp_character.
6141         (pp_ada_tree_identifier): Likewise.
6142         (dump_ada_double_name): Likewise.
6143         (dump_ada_function_declaration): Likewise.
6144         (dump_ada_array_domains): Likewise.
6145         (dump_template_types): Likewise.
6146         (dump_generic_ada_node): Likewise.
6147         (print_ada_declaration): Likewise.
6148         (print_ada_struct_decl): Likewise.
6149         * c-pretty-print.c (pp_c_integer_constant): Likewise.
6151 2013-07-23  Tom Tromey  <tromey@redhat.com>
6153         * c-common.h (enum rid) <RID_GENERIC>: New constant.
6154         * c-common.c (c_common_reswords): Add _Generic.
6156 2013-07-21   Ondřej Bílka  <neleai@seznam.cz>
6158         * c-common.c: Fix typos.
6159         * c-common.h: Likewise.
6161 2013-07-13  Lubos Lunak  <l.lunak@suse.cz>
6163         PR c++/55203
6164         * c-common.c (c_common_attribute_table): Add warn_unused.
6165         (handle_warn_unused_attribute): New.
6167 2013-07-10  Jakub Jelinek  <jakub@redhat.com>
6169         * c-ppoutput.c (scan_translation_unit): Call account_for_newlines
6170         for all CPP_TOKEN_FLD_STR tokens, not just CPP_COMMENT.
6172 2013-07-10  Paolo Carlini  <paolo.carlini@oracle.com>
6174         PR c++/57869
6175         * c.opt: Add Wconditionally-supported.
6177 2013-07-08  Graham Stott  <graham.stott@btinternet.com>
6179         * array-notation-common.c (length_mismatch_in_expr_p): Delete
6180         unused variables l_length and l_node.
6182 2013-07-04  Joern Rennecke  <joern.rennecke@embecosm.com>
6184         PR c/57821
6185         * c-common.c (complete_array_type): Delay folding first index
6186         like other indices.  When folding, check for index overflow.
6188 2013-06-27  Marc Glisse  <marc.glisse@inria.fr>
6190         PR c++/57509
6191         * c-common.h (c_build_vec_perm_expr): New complain argument.
6192         * c-common.c (c_build_vec_perm_expr): Likewise.
6193         Use save_expr also in C++.
6195 2013-06-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6197         * c-common.c (c_common_nodes_and_builtins): Use cxx11 in lieu of cxx0x.
6198         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
6199         * c-opts.c (c_common_post_options): Likewise.
6201 2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6203         * array-notation-common.c (length_mismatch_in_expr): Changed the
6204         parameter type's from a dynamic array to a vec_tree.  Also removed
6205         the size parameters.
6206         * c-common.h (length_mismatch_in_expr_p): Fixed prototype's as per
6207         the change above.
6209 2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6211         * c-common.h (struct cilkplus_an_parts): New structure.
6212         (struct cilkplus_an_loop_parts): Likewise.
6213         (cilkplus_extract_an_triplets): New prototype.
6214         (fix_sec_implicit_args): Likewise.
6215         * array-notation-common.c (cilkplus_extract_an_triplets): New function.
6216         (fix_sec_implicit_args): Likewise.
6218 2013-06-20  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6220         * array-notation-common.c (find_inv_trees): Removed an unwanted
6221         typecasting.
6222         * c-common.h (struct inv_list::additional_tcodes): Changed type from
6223         enum rid to enum tree_code.
6225 2013-06-11  Jan Hubicka  <jh@suse.cz>
6227         * c-common.c (handle_alias_ifunc_attribute): Do not set
6228         DECL_EXTERNAL for weakref variables.
6229         * c-pragma.c (handle_pragma_weak): Make sure aliases
6230         are not declared as external.
6232 2013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6234         * array-notation-common.c (length_mismatch_in_expr_p): Moved this
6235         function from c/c-array-notation.c.
6236         (is_cilkplus_reduce_builtin): Likewise.
6237         (find_rank): Likewise.
6238         (extract_array_notation_exprs): Likewise.
6239         (replace_array_notations): Likewise.
6240         (find_inv_trees): Likewise.
6241         (replace_inv_trees): Likewise.
6242         (contains_array_notation_expr): Likewise.
6243         (find_correct_array_notation_type): Likewise.
6244         * c-common.h (struct inv_list): Moved this struct from the file
6245         c/c-array-notation.c and added a new field called additional tcodes.
6246         (length_mismatch_in_expr_p): New prototype.
6247         (is_cilkplus_reduce_builtin): Likewise.
6248         (find_rank): Likewise.
6249         (extract_array_notation_exprs): Likewise.
6250         (replace_array_notation): Likewise.
6251         (find_inv_trees): Likewise.
6252         (replace_inv_trees): Likewise.
6253         (find_correct_array_notation_type): Likewise.
6255 2013-05-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>
6257         * c-common.c (c_define_builtins): When cilkplus is enabled, the
6258         function array_notation_init_builtins is called.
6259         (c_common_init_ts): Added ARRAY_NOTATION_REF as typed.
6260         * c-common.def (ARRAY_NOTATION_REF): New tree.
6261         * c-common.h (build_array_notation_expr): New function declaration.
6262         (build_array_notation_ref): Likewise.
6263         (extract_sec_implicit_index_arg): New extern declaration.
6264         (is_sec_implicit_index_fn): Likewise.
6265         (ARRAY_NOTATION_CHECK): New define.
6266         (ARRAY_NOTATION_ARRAY): Likewise.
6267         (ARRAY_NOTATION_START): Likewise.
6268         (ARRAY_NOTATION_LENGTH): Likewise.
6269         (ARRAY_NOTATION_STRIDE): Likewise.
6270         * c-pretty-print.c (pp_c_postifix_expression): Added a new case for
6271         ARRAY_NOTATION_REF.
6272         (pp_c_expression): Likewise.
6273         * c.opt (flag_enable_cilkplus): New flag.
6274         * array-notation-common.c: New file.
6276 2013-05-14  Jakub Jelinek  <jakub@redhat.com>
6278         PR c++/57274
6279         * c-common.c (verify_tree): Don't recurse into SIZEOF_EXPR.
6281 2013-05-10  Marc Glisse  <marc.glisse@inria.fr>
6283         * c-common.c (vector_types_convertible_p): No TYPE_PRECISION for
6284         vectors.
6286 2013-05-07  Han Shen  <shenhan@google.com>
6288         * c-cppbuiltin.c (c_cpp_builtins): Added "__SSP_STRONG__=3".
6290 2013-04-29  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
6292         * c-common.c (check_user_alignment): Emit error for negative values.
6294 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
6296         * c-opts.c (set_std_cxx11): Use CLK_CXX1Y and CLK_GNUCXX1Y.
6298 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
6300         * c-cppbuiltin.c (c_cpp_builtins): Do not define
6301         __GXX_EXPERIMENTAL_CXX1Y__.
6303 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
6304             Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
6306         * c.opt ([Wpointer-arith]): Enabled by -Wpedantic, as documented.
6307         * c-common.c (pointer_int_sum): Change -Wpointer-arith pedwarns
6308         to simply use OPT_Wpointer_arith.
6309         (c_sizeof_or_alignof_type): Likewise.
6311 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
6313         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_EXPERIMENTAL_CXX1Y__.
6315 2013-04-12  Jakub Jelinek  <jakub@redhat.com>
6317         * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
6318         gcc_cdiag_char_table, gcc_cxxdiag_char_table): Add %r and %R format
6319         specifiers.
6321 2013-04-07  Steven Bosscher  <steven@gcc.gnu.org>
6323         * c-pragma.c (add_to_renaming_pragma_list): Fix leading comment.
6325 2013-04-03  Paolo Carlini  <paolo.carlini@oracle.com>
6327         * c-common.c (pointer_int_sum): Remove dead code.
6329 2013-03-09  Richard Sandiford  <rdsandiford@googlemail.com>
6331         PR middle-end/56524
6332         * c-common.c (handle_optimize_attribute): Don't call
6333         save_optabs_if_changed.
6335 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
6337         PR middle-end/56461
6338         * c-pch.c (pch_init): Free target_validity at the end.
6340 2013-03-04  Jakub Jelinek  <jakub@redhat.com>
6342         * c-pretty-print.c (pp_c_pretty_printer_init): Clear pp->flags.
6344 2013-02-28  Konstantin Serebryany  <konstantin.s.serebryany@gmail.com>
6345             Jakub Jelinek  <jakub@redhat.com>
6347         PR sanitizer/56454
6348         * c-common.c (handle_no_sanitize_address_attribute): New function.
6349         (c_common_attribute_table): Add no_sanitize_address attribute.
6350         (handle_no_address_safety_analysis_attribute): Add
6351         no_sanitize_address attribute, not no_address_safety_analysis
6352         attribute.
6354 2013-02-18  Aldy Hernandez  <aldyh@redhat.com>
6356         PR target/52555
6357         * c-common.c (handle_optimize_attribute): Call
6358         save_optabs_if_changed.
6360 2013-02-18  Jakub Jelinek  <jakub@redhat.com>
6361             Steven Bosscher  <steven@gcc.gnu.org>
6363         PR pch/54117
6364         * c-opts.c (c_common_post_options): If debug info is enabled
6365         and non-dwarf*, refuse to load PCH files and when writing PCH
6366         file warn.
6368 2013-02-05  Jakub Jelinek  <jakub@redhat.com>
6370         PR middle-end/56167
6371         * c-common.c (handle_error_attribute): Fix condition.
6373 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
6375         PR c++/55742
6376         * c-common.c (handle_target_attribute): Revert 2012-12-26 change.
6378 2013-01-18  Jason Merrill  <jason@redhat.com>
6380         PR target/54908
6381         * c.opt (-fextern-tls-init): New.
6382         * c-opts.c (c_common_post_options): Handle it.
6384 2013-01-09  Jakub Jelinek  <jakub@redhat.com>
6386         PR c/48418
6387         * c-common.c (c_fully_fold_internal): Warn for LSHIFT_EXPR and
6388         RSHIFT_EXPR, if orig_op1 isn't INTEGER_CST, op1 is INTEGER_CST
6389         and is either negative or bigger or equal to type precision
6390         of the first operand.
6392 2012-12-03  Marek Polacek  <polacek@redhat.com>
6394         PR c/55570
6395         * c-common.c (check_user_alignment): Swap order of tests,
6396         check TREE_CODE first.
6398 2012-11-29  Ed Smith-Rowland  <3dw4rd@verizon.net>
6400         PR c++/52654
6401         * c-common.h (overflow_type): New enum.
6402         (build_userdef_literal): Add overflow_type argument.
6403         (tree_userdef_literal): Add overflow_type.
6404         (USERDEF_LITERAL_OVERFLOW): New access macro.
6405         * c-common.c (build_userdef_literal): Add overflow_type
6406         argument.
6407         * c-lex.c (c_lex_with_flags): Add overflow_type to
6408         build_userdef_literal calls.
6409         (interpret_integer, interpret_float): Add overflow_type argument.
6411 2012-11-28  Richard Biener  <rguenther@suse.de>
6413         PR c/35634
6414         * c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
6415         here and use a type with proper overflow behavior for types that would
6416         need to be promoted for the arithmetic.
6418 2012-11-23  Jakub Jelinek  <jakub@redhat.com>
6420         PR sanitizer/55435
6421         * c-common.c (handle_no_address_safety_analysis_attribute): New
6422         function.
6423         (c_common_attribute_table): Add no_address_safety_analysis.
6425 2012-11-16  Simon Baldwin  <simonb@google.com>
6427         * c.opt: Add f[no-]canonical-system-headers.
6428         * c-opts.c (c_common_handle_option): Handle
6429         OPT_fcanonical_system_headers.
6431 2012-11-09  Ed Smith-Rowland  <3dw4rd@verizon.net>
6433         PR c++/54413
6434         * c-opts.c (c_common_handle_option): Set new flags.
6435         * c.opt: Describe new flags.
6437 2012-11-09  Jason Merrill  <jason@redhat.com>
6439         * c.opt (Wabi-tag): New.
6441 2012-11-09  Andi Kleen  <ak@linux.intel.com>
6443         PR 55139
6444         * c-common.c (get_atomic_generic_size): Mask with
6445         MEMMODEL_MASK
6447 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6449         PR c/53063
6450         * c.opt (Wformat): Make it Alias Wformat=1.
6451         (Wformat-contains-nul,Wformat-extra-args,Wformat-nonliteral,
6452         Wformat-security,Wformat-y2k,Wformat-zero-length): Use
6453         LangEnabledBy.
6454         (Wformat=): RejectNegative. Use LangEnabledBy.
6455         (Wnonnull): Use LangEnabledBy.
6456         * c-opts.c (c_common_handle_option): Do not handle Wformat here.
6457         * c-format.c (set_Wformat): Delete.
6458         (decode_format_attr): Replace OPT_Wformat with OPT_Wformat_.
6459         (maybe_read_dollar_number):  Likewise.
6460         (avoid_dollar_number):  Likewise.
6461         (finish_dollar_format_checking):  Likewise.
6462         (check_format_info):  Likewise.
6463         (check_format_info_main):  Likewise.
6464         (check_format_types):  Likewise.
6465         (format_type_warning):  Likewise.
6466         * c-common.c (int):  Likewise.
6467         (check_function_sentinel):  Likewise.
6468         * c-common.h (warn_format,set_Wformat): Do not declare here.
6470 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6472         PR c/53063
6473         * c.opt(Warray-bounds,Wdelete-non-virtual-dtor,Wenum-compare,
6474         Wmain,Woverlength-strings, Wunknown-pragmas,Wunused-macros):
6475         Use LangEnabledBy.
6476         (Wswitch,Wswitch-default,Wswitch-enum): Likewise. Move here from
6477         common.opt.
6478         (Wvariadic-macros): Init(1).
6479         * c-opts.c (c_common_handle_option): Do not handle them
6480         explicitly.
6481         (c_common_post_options): Likewise.
6482         (sanitize_cpp_opts): warn_unused_macros is now
6483         cpp_warn_unused_macros.
6484         (push_command_line_include): Likewise.
6485         * c-common.c (warn_unknown_pragmas): Do not define.
6486         * c-common.h (warn_unknown_pragmas): Do not declare.
6488 2012-11-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6490         PR c/51294
6491         * c-common.c (conversion_warning): Handle conditional expressions.
6493 2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
6495         PR c++/54930
6496         * c.opt (Wreturn_local_addr): Define new option.
6498 2012-10-25  Jason Merrill  <jason@redhat.com>
6500         * c.opt (Wvirtual-move-assign): New.
6502         * c.opt (Winherited-variadic-ctor): New.
6504 2012-10-25  Marc Glisse  <marc.glisse@inria.fr>
6506         PR c++/54427
6507         * c-common.c (scalar_to_vector): Handle VEC_COND_EXPR.
6509 2012-10-23  Joseph Myers  <joseph@codesourcery.com>
6511         * c-common.h (pch_cpp_save_state): Declare.
6512         * c-target.def (c_preinclude): New hook.
6513         * c-opts.c (done_preinclude): New.
6514         (push_command_line_include): Handle default preincluded header.
6515         (cb_file_change): Call pch_cpp_save_state when calling
6516         push_command_line_include.
6517         * c-pch.c (pch_ready_to_save_cpp_state, pch_cpp_state_saved)
6518         (pch_cpp_save_state): New.
6519         (pch_init): Call pch_cpp_save_state conditionally, instead of
6520         calling cpp_save_state.
6522 2012-10-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6524         PR c/53063
6525         PR c/40989
6526         * c.opt (Waddress,Wchar-subscripts,Wsign-conversion,Wimplicit,
6527         Wimplicit-function-declaration,Wimplicit-int,Wsizeof-pointer-memaccess,
6528         Wnarrowing,Wparentheses,Wpointer-sign,Wreturn-type,Wsequence-point,
6529         Wsign-compare,Wuninitialized,Wmaybe-uninitialized,Wunused,
6530         Wvolatile-register-var): Add LangEnabledBy or EnabledBy.
6531         * c-opts.c (c_common_handle_option): Remove explicit handling from
6532         here.
6533         (c_common_post_options): Likewise.
6535 2012-10-18  Eric Botcazou  <ebotcazou@adacore.com>
6537         * c-ada-spec.c (LOCATION_COL): Delete.
6538         (compare_location): New function.
6539         (compare_node): Use it.
6540         (compare_comment): Likewise.
6542 2012-10-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6544         PR c/53063
6545         PR c/40989
6546         * c.opt (Wstrict-aliasing=,Wstrict-overflow=): Use LangEnabledBy.
6547         * c-opts.c (c_common_handle_option): Do not set them here. Add
6548         comment.
6549         (c_common_post_options): Likewise.
6551 2012-10-16  Eric Botcazou  <ebotcazou@adacore.com>
6553         * c-ada-spec.c (ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX): Define.
6554         (dump_generic_ada_node) <INTEGER_CST>: Deal with sizetype specially.
6555         Remove POINTER_TYPE handling, add large unsigned handling and use
6556         ADA_HOST_WIDE_INT_PRINT_DOUBLE_HEX for big numbers.
6558 2012-10-12  Jakub Jelinek  <jakub@redhat.com>
6560         PR c/54381
6561         * c-common.h (sizeof_pointer_memaccess_warning): Adjust prototype.
6562         * c-common.c (sizeof_pointer_memaccess_warning): Take array of 3
6563         locs and array of 3 trees instead of just single loc and single
6564         sizeof_arg tree.  Handle __builtin___*_chk builtins too, and
6565         also stpncpy, bcopy, bcmp, bzero, snprintf and vsnprintf builtins.
6566         For *cmp* builtins that take two sources strings report warnings
6567         about first and second source, not about destination and source.
6569 2012-10-12  Marc Glisse  <marc.glisse@inria.fr>
6571         PR c++/53055
6572         * c-common.h (enum ref_operator) [RO_ARROW_STAR]: New.
6574 2012-10-11  Eric Botcazou  <ebotcazou@adacore.com>
6576         * c-ada-spec.c (dump_ada_template): Bail out for template declarations
6577         declaring something coming from another file.
6579 2012-10-10  Arnaud Charlet  <charlet@adacore.com>
6581         PR ada/54845
6582         * c-ada-spec.c (print_ada_struct_decl): Increase buf size.
6584 2012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>
6586         PR c++/54194
6587         * c-common.c (warn_about_parentheses): Add location_t parameter;
6588         use EXPR_LOC_OR_LOC.
6589         * c-common.h: Update declaration.
6591 2012-10-09  Marc Glisse  <marc.glisse@inria.fr>
6593         PR c++/54427
6594         * c-common.c (scalar_to_vector): Moved from c-typeck.c. Support
6595         more operations. Make error messages optional.
6596         * c-common.h (enum stv_conv): Moved from c-typeck.c.
6597         (scalar_to_vector): Declare.
6599 2012-10-08  Jason Merrill  <jason@redhat.com>
6601         * c-common.c (c_common_reswords): Add thread_local.
6603 2012-10-08  Dodji Seketeli  <dodji@redhat.com>
6605         PR c++/53528 C++11 attribute support
6606         * c-common.h (bitfield_p, cxx_fundamental_alignment_p): Declare
6607         new functions.
6608         * c-common.c (check_cxx_fundamental_alignment_constraints): New
6609         static function.
6610         (handle_aligned_attribute): In choose strictest alignment
6611         among many.  Use new check_cxx_fundamental_alignment_constraints.
6612         (handle_transparent_union_attribute): In c++11 attribute syntax,
6613         don't look through typedefs.
6615 2012-10-04  Arnaud Charlet  <charlet@adacore.com>
6617         * c-ada-spec.c (print_ada_declaration): Remove handling of TDF_RAW.
6618         * c.opt (-fdump-ada-spec, -fdump-ada-spec-slim): Move switch definition
6619         out of dumpfile.h.
6621 2012-09-25  Dehao Chen  <dehao@google.com>
6623         PR middle-end/54645
6624         * c-pch.c (c_common_read_pch): Rebuild the location_adhoc_data
6625         map when read in the pch.
6627 2012-09-18  Arnaud Charlet  <charlet@adacore.com>
6629         * c-ada-spec.c: Style fixes.
6631 2012-09-18  Thomas Quinot  <quinot@adacore.com>
6633         * c.opt (-fada-spec-parent): Define new command line switch.
6634         * c-ada-spec.c (get_ada_package): When -fada-spec-parent
6635         is specified, generate binding spec as a child of the specified unit.
6637 2012-09-13  Paolo Carlini  <paolo.carlini@oracle.com>
6638             Manuel López-Ibáñez  <manu@gcc.gnu.org>
6640         PR c++/53210
6641         * c.opt ([Winit-self]): Enabled by -Wall in C++.
6643 2012-08-23  Arnaud Charlet  <charlet@adacore.com>
6645         * c-ada-spec.c (dump_generic_ada_node): Fix handling of name_only
6646         for pointers, and add missing Convention C pragma.
6647         (print_ada_struct_decl): Add missing aliased keyword.
6648         (dump_ads): Add pragma Ada_2005 and Style_Checks (Off).
6650 2012-08-17  Jakub Jelinek  <jakub@redhat.com>
6652         * c-common.c (sizeof_pointer_memaccess_warning): New function.
6653         * c.opt (-Wsizeof-pointer-memaccess): Add new option.
6654         * c-opts.c (c_common_handle_option): Enable it for -Wall.
6655         * c-common.h (sizeof_pointer_memaccess_warning): Add prototype.
6656         * c-common.def (SIZEOF_EXPR): Moved here from cp-tree.def.
6658 2012-08-10  Richard Guenther  <rguenther@suse.de>
6660         * c-pretty-print.c (pp_c_expression): Handle anonymous SSA names.
6662 2012-08-07  Steven Bosscher  <steven@gcc.gnu.org>
6664         * c-pretty-print.c (pp_c_function_definition): Use pp_newline_and_flush
6665         instead of separate pp_newline and pp_flush.
6666         (print_c_tree): Likewise.
6668 2012-07-26  Richard Henderson  <rth@redhat.com>
6670         * c-common.c (handle_hot_attribute): Allow labels.
6671         (handle_cold_attribute): Likewise.
6673 2012-07-20  Jakub Jelinek  <jakub@redhat.com>
6675         PR c++/28656
6676         * c-common.c (check_function_nonnull): Handle multiple nonnull
6677         attributes properly.
6679 2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>
6681         * c-gimplify.c: Include dumpfile.h instead of tree-dump.h.
6682         * c-ada-spec.c: Likewise.
6683         * c-dump.c (dump_stmt): Move to cp/dump.c, the only user.
6685 2012-07-14  Steven Bosscher  <steven@gcc.gnu.org>
6687         * c-pch.c (CHECK_NO_ASM_OUT_DURING_PCH): Do not define.
6688         Remove code conditional on it.
6690 2012-07-11  Steven Bosscher  <steven@gcc.gnu.org>
6692         * c-gimplify.c: Do not include basic-block.h.
6693         * c-common.c: Do not include linfuncs.h.
6695 2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>
6697         * c-common.h: Include tree.h.
6699 2012-07-02  Jason Merrill  <jason@redhat.com>
6701         PR c++/53524
6702         * c-common.c (get_priority): Call default_conversion.
6704 2012-07-01  Uros Bizjak  <ubizjak@gmail.com>
6706         * c-pch.c (c_common_write_pch): Remove unused variables.
6708 2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>
6710         * cppspec.c: Moved from gcc/ to here.
6712 2012-06-27  Kai Tietz  <ktietz@redhat.com>
6714         PR preprocessor/37215
6715         * c-ppoutput.c (preprocess_file): Check for nonempty buffer.
6717 2012-06-21  Steven Bosscher  <steven@gcc.gnu.org>
6719         * c-common.h (c_common_print_pch_checksum): Remove.
6720         * c-pch.c: Do not include output.h.
6721         (CHECK_NO_ASM_OUT_DURING_PCH): Define and add FIXME.
6722         (asm_out_file): Define iff CHECK_NO_ASM_OUT_DURING_PCH isdefined.
6723         (asm_file_startpos): Define iff CHECK_NO_ASM_OUT_DURING_PCH is defined.
6724         (struct c_pch_header): Remove.
6725         (get_ident): Update gpch version.
6726         (pch_init): Do not print executable_checksum to asm_out_file.
6727         Do not fail if there is no asm_out_file to read back from.  Set
6728         asm_file_startpos only if CHECK_NO_ASM_OUT_DURING_PCH is defined.
6729         (c_common_write_pch): Verify that nothing was written to asm_out_file
6730         since pch_init was called.  Do not write a c_pch_header, and do not
6731         copy from asm_out_file to the PCH.
6732         (c_common_read_pch): Do not read a c_pch_header, and do not restore
6733         the content of asm_out_file from the PCH.
6734         (c_common_print_pch_checksum): Remove.
6735         * c-opts.c (c_common_init): Print out executable_checksum directly.
6737 2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
6739         * c-target.def (objc_declare_unresolved_class_reference,
6740         objc_declare_class_definition): Add new hooks.
6742 2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>
6744         * c-lex.c: Do not include output.h.
6745         (cb_ident): Try to put out .ident with targetm.asm_out.output_ident.
6746         Remove uses of ASM_OUTPUT_IDENT.
6748 2012-06-15  Marc Glisse  <marc.glisse@inria.fr>
6750         PR c++/51033
6751         * c-common.h (c_build_vec_perm_expr): Move decl here.
6752         * c-common.c (c_build_vec_perm_expr): Move definition
6753         here.
6755 2012-06-06  Steven Bosscher  <steven@gcc.gnu.org>
6757         * c.opt (fconserve-space): Turn into a no-op.
6759 2012-06-04  Sterling Augustine  <saugustine@google.com>
6761         * c-pretty-print.h (pp_c_flag_gnu_v3): New enumerator.
6762         * c-pretty-print.c (pp_c_specifier_qualifier_list): Check it at
6763         both the start and end of the function.
6765 2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
6767         * c-common.c: Do not include output.h.
6768         * c-pragma.c: Likewise.
6770 2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>
6772         * error.c (dump_decl): Check pp_c_flag_gnu_v3.
6773         (decl_as_dwarf_string, lang_decl_dwarf_name): New functions.
6774         (lang_decl_name): Handle namespace decls.
6776 2012-05-31  Steven Bosscher  <steven@gcc.gnu.org>
6778         * c-ada-spec.c: Do not include output.h.
6779         * c-semantics.c: Likewise.
6781 2012-05-29  Joseph Myers  <joseph@codesourcery.com>
6783         * c-common.c: Fix typo.
6785 2012-05-29  Michael Matz  <matz@suse.de>
6787         * c-common.h (c_expand_decl): Remove prototype.
6789 2012-05-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6791         * c.opt (Wmissing-braces): Use LangEnabledBy(C ObjC,Wall).
6792         * c-opts.c (c_common_handle_option): Remove code handling
6793         warn_missing_braces.
6795 2012-05-28  Paolo Carlini  <paolo.carlini@oracle.com>
6797         PR c++/25137
6798         * c-opts.c (c_common_handle_option): For C++ -Wall doesn't enable
6799         -Wmissing_braces.
6801 2012-05-22  Dodji Seketeli  <dodji@redhat.com>
6803         PR c++/53322
6804         * c.opt (Wunused-local-typedefs): Use EnabledBy(Wunused).
6806 2012-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6808         * c.opt (--pedantic-errors,-pedantic-errors): Do not handle here.
6809         * c-opts.c (c_common_handle_option): Do not handle explicitly
6810         Wreturn-type, Wwrite-strings, warn_ecpp, and -pedantic-errors.
6812 2012-05-16  Dodji Seketeli  <dodji@redhat.com>
6814         PR preprocessor/7263
6815         * c-lex.c (c_lex_with_flags):  Pass a virtual location to the call
6816         to cpp_classify_number.  For diagnostics, use the precise location
6817         instead of the global input_location.
6819 2012-05-15  Paolo Carlini  <paolo.carlini@oracle.com>
6821         PR c++/11856
6822         * c-common.c (shorten_compare): Check c_inhibit_evaluation_warnings.
6824 2012-05-14  Bernd Schmidt  <bernds@codesourcery.com>
6826         * c-common.c (DEF_ATTR_STRING): Define and undefine as necessary.
6828 2012-05-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6830         PR 53063
6831         * c.opt (Wc++0X-compat,Wdelete-non-virtual-dtor,Wjump-misses-init,
6832         Wreorder): Use LangEnabledBy.
6833         * c-opts.c (c_common_handle_option): Do not enable them
6834         explicitly. Call lang-specific generated functions.
6835         (c_common_post_options): Do not set them here.
6837 2012-05-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6839         * c.opt (Wclobbered,Wempty-body,Wignored-qualifiers,
6840         Wmissing-field-initializers,Wmissing-parameter-type,
6841         Wold-style-declaration,Woverride-init): Use EnabledBy.
6842         * c-opts.c (c_common_post_options): Do not set here explicitly.
6844 2012-05-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6846         PR 53063
6847         * c-opts.c (c_common_handle_option): Use handle_generated_option
6848         to enable sub-options.
6850 2012-05-10  Paolo Carlini  <paolo.carlini@oracle.com>
6852         PR c++/53158
6853         * c-common.c (warnings_for_convert_and_check): Use warning_at.
6855 2012-05-10  Richard Guenther  <rguenther@suse.de>
6857         * c-common.c (c_sizeof_or_alignof_type): Remove assert and
6858         adjust commentary about TYPE_IS_SIZETYPE types.
6860 2012-05-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6862         PR c++/53261
6863         * c-common.c (warn_logical_operator): Check that argument of
6864         integer_zerop is not NULL.
6866 2012-05-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6868         PR c/43772
6869         * c-common.c (warn_logical_operator): Do not warn if either side
6870         is already true or false.
6872 2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6874         PR c/51712
6875         * c-common.c (expr_original_type): New.
6876         (shorten_compare): Do not warn for enumeration types.
6878 2012-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6880         * c.opt (fpermissive): Add Var(flag_permissive).
6882 2012-04-30  Marc Glisse  <marc.glisse@inria.fr>
6884         PR c++/51033
6885         * c-common.c (convert_vector_to_pointer_for_subscript): New function.
6886         * c-common.h (convert_vector_to_pointer_for_subscript): Declare it.
6888 2012-04-30  Dodji Seketeli  <dodji@redhat.com>
6890         Add -Wvarargs option
6891         * c.opt (Wvarargs):  Define new option.
6893 2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6895         * c-common.c (check_function_arguments): Replace
6896         Wmissing-format-attribute with Wsuggest-attribute=format.
6898 2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6900         * c.opt (Wsuggest-attribute=format): New. Alias of
6901         Wmissing-format-attribute.
6902         * c-format.c (decode_format_type): Replace
6903         Wmissing-format-attribute with Wsuggest-attribute=format.
6904         (check_function_format): Likewise.
6906 2012-04-27  Ollie Wild  <aaw@google.com>
6908         * c-common.c: Add CPP_W_LITERAL_SUFFIX mapping.
6909         * c-opts.c (c_common_handle_option): Handle OPT_Wliteral_suffix.
6910         * c.opt: Add Wliteral-suffix.
6912 2012-04-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6914         PR c/44774
6915         * c.opt (Wpedantic): New.
6916         (pedantic): Alias Wpedantic.
6917         * c-opts.c (c_common_handle_option): Replace -pedantic with -Wpedantic.
6918         (c_common_post_options): Likewise.
6919         (sanitize_cpp_opts): Likewise.
6920         * c-lex.c (interpret_float): Likewise.
6921         * c-format.c (check_format_types): Likewise.
6922         * c-common.c (pointer_int_sum): Likewise.
6923         (c_sizeof_or_alignof_type): Likewise.
6924         (c_add_case_label): Likewise.
6925         (c_do_switch_warnings): Likewise.
6926         * c-pragma.c (handle_pragma_float_const_decimal64): Likewise.
6928 2012-04-15  Jason Merrill  <jason@redhat.com>
6930         PR c++/52818
6931         * c-format.c (CPLUSPLUS_STD_VER): C++11 inherits from C99.
6932         (C_STD_NAME): Distinguish between C++98 and C++11.
6934 2012-04-11  Eric Botcazou  <ebotcazou@adacore.com>
6936         PR target/52624
6937         * c-common.h (uint16_type_node): Rename into...
6938         (c_uint16_type_node): ...this.
6939         * c-common.c (c_common_nodes_and_builtins): Adjust for above renaming.
6940         * c-cppbuiltin.c (builtin_define_stdint_macros): Likewise.
6942 2012-04-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6944         * c-common.c (warn_if_unused_value): Move definition to here.
6945         * c-common.h (warn_if_unused_value): Move declaration to here.
6947 2012-03-23  William Bader  <williambader@hotmail.com>
6949         * c-lex.c (c_lex_with_flags): Avoid declarations after stmts.
6951 2012-03-20  Jason Merrill  <jason@redhat.com>
6953         * c-common.h (enum cxx_dialect): Add cxx1y.
6954         * c-common.c (c_common_nodes_and_builtins): Use >= for cxx_dialect
6955         test.
6956         * c-cppbuiltin.c (c_cpp_builtins): Likewise.
6957         * c-opts.c (c_common_post_options): Likewise.
6958         (set_std_cxx1y): New.
6959         (c_common_handle_option): Call it.
6960         * c.opt (-std=c++1y, -std=gnu++1y): New flags.
6962 2012-03-19  Paolo Carlini  <paolo.carlini@oracle.com>
6964         PR c++/14710
6965         * c.opt ([Wuseless-cast]): Add.
6967 2012-03-16  Richard Guenther  <rguenther@suse.de>
6969         * c-pretty-print.c (pp_c_initializer_list): Adjust.
6971 2012-03-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
6973         PR c++/44783
6974         * c.opt (ftemplate-backtrace-limit) Add.
6976 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6978         * c-cppbuiltin.c (c_cpp_builtins): Remove #pragma extern_prefix
6979         handling.
6980         * c-pragma.c (handle_pragma_extern_prefix): Remove.
6981         (init_pragma): Don't register extern_prefix.
6983 2012-03-12  Richard Guenther  <rguenther@suse.de>
6985         * c-common.c (c_common_get_narrower): Use c_common_type_for_size.
6986         (builtin_type_for_size): Likewise.
6988 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
6990         PR c++/52215
6991         * c-common.c (sync_resolve_params): Don't decide whether to convert
6992         or not based on TYPE_SIZE comparison, convert whenever arg_type
6993         is unsigned INTEGER_TYPE.
6995 2012-02-06  Paolo Carlini  <paolo.carlini@oracle.com>
6997         PR c/52118
6998         * c.opt ([Wunused-local-typedefs]): Fix description.
7000 2012-01-24  Mike Stump  <mikestump@comcast.net>
7002         * c-common.c (c_common_type_for_mode): Match signed/unsigned types
7003         exactly.
7005 2012-01-18  Richard Guenther  <rguenther@suse.de>
7007         * c-opts.c (c_common_post_options): Reset LTO flags if
7008         we are about to generate a PCH.
7010 2012-01-17  Paolo Carlini  <paolo.carlini@oracle.com>
7012         PR c++/51777
7013         * c-pretty-print.c (pp_c_integer_constant): For unsigned constants
7014         use pp_unsigned_wide_integer.
7016 2012-01-10  Richard Guenther  <rguenther@suse.de>
7018         PR middle-end/51806
7019         * c-opts.c (c_common_handle_option): Move -Werror handling
7020         to language independent code.
7022 2012-01-05  Richard Guenther  <rguenther@suse.de>
7024         PR middle-end/51764
7025         * c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
7026         from common.opt.
7028 2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>
7030         PR c++/51316
7031         * c-common.c (c_sizeof_or_alignof_type): In C++ allow for alignof
7032         of array types with an unknown bound.
7034 2011-12-20  Joseph Myers  <joseph@codesourcery.com>
7036         * c-common.c (flag_isoc99): Update comment to refer to C11.
7037         (flag_isoc1x): Change to flag_isoc11.
7038         * c-common.h (flag_isoc99): Update comment to refer to C11.
7039         (flag_isoc1x): Change to flag_isoc11.
7040         * c-cppbuiltin.c (cpp_atomic_builtins): Change comment to refer to
7041         C11.
7042         * c-opts.c (set_std_c1x): Change to set_std_c11.
7043         (c_common_handle_option): Handle OPT_std_c11 and OPT_std_gnu11.
7044         Call set_std_c11.
7045         (set_std_c89, set_std_c99, set_std_c11): Use flag_isoc11.
7046         (set_std_c1): Use CLK_STDC11 and CLK_GNUC11.
7047         * c.opt (std=c1x): Change to std=c11.  Document as non-draft
7048         standard.
7049         (std=c1x, std=iso9899:2011): Add as aliases of std=c11.
7050         (std=gnu1x): Change to std=gnu11.  Refer to non-draft standard.
7051         (std=gnu1x): Make alias of std=gnu11.
7053 2011-12-19  Jason Merrill  <jason@redhat.com>
7055         PR c++/51228
7056         * c-common.c (handle_transparent_union_attribute): Check the first
7057         field if the type is complete.
7059 2011-12-15  Jonathan Wakely  <jwakely.gcc@gmail.com>
7061         PR libstdc++/51365
7062         * c-common.c (RID_IS_FINAL): Add.
7063         * c-common.h (RID_IS_FINAL): Add.
7065 2011-11-30  Iain Sandoe  <iains@gcc.gnu.org>
7067         * c.opt (fgnu-runtime): Provide full description.
7068         (fnext-runtime): Likewise.
7069         * c-opts.c (OPT_fgnu_runtime, OPT_fnext_runtime) Remove.
7071 2011-11-28  Andrew MacLeod  <amacleod@redhat.com>
7073         * c-cpp-builtin.c (cpp_atomic_builtins):New.  Emit all atomic
7074         predefines in one place.  Add LOCK_FREE predefines.
7075         (c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
7076         new func.
7078 2011-11-24  Andrew MacLeod  <amacleod@redhat.com>
7080         PR c/51256
7081         * c-common.c (get_atomic_generic_size): Check for various error
7082         conditions
7083         (resolve_overloaded_atomic_exchange,
7084         resolve_overloaded_atomic_compare_exchange,
7085         resolve_overloaded_atomic_load, resolve_overloaded_atomic_store): Return
7086         error_mark_node for error conditions.
7088 2011-11-08  Richard Guenther  <rguenther@suse.de>
7090         PR middle-end/51010
7091         c-family/
7093 2011-11-07  Richard Henderson  <rth@redhat.com>
7094             Aldy Hernandez  <aldyh@redhat.com>
7095             Torvald Riegel  <triegel@redhat.com>
7097         Merged from transactional-memory.
7099         * c-common.c (handle_tm_wrap_attribute,
7100         handle_tm_attribute, ignore_attribute, parse_tm_stmt_attr): New.
7101         (struct c_common_reswords): Added __transaction* keywords.
7102         (struct c_common_attribute_table): Added transaction* and tm_regparm
7103         attributes.
7104         * c-common.h: Added RID_TRANSACTION*. Added TM_ATTR* and TM_STMT*
7105         masks.
7106         (parse_tm_stmt_attr, tm_attr_to_mask, tm_mask_to_attr,
7107         find_tm_attribute): Declare.
7109 2011-11-07  Jason Merrill  <jason@redhat.com>
7111         PR c++/35688
7112         * c-common.c, c-common.h: Revert yesterday's changes.
7114 2011-11-06  Jason Merrill  <jason@redhat.com>
7116         PR c++/35688
7117         * c-common.c (decl_has_visibility_attr): Split out from...
7118         (c_determine_visibility): ...here.
7119         * c-common.h: Declare it.
7121 2011-11-06  Joseph Myers  <joseph@codesourcery.com>
7123         * c-common.c (c_common_reswords): Add _Alignas and _Alignof.
7124         (c_sizeof_or_alignof_type): Diagnose alignof applied to a function
7125         type.
7126         (check_user_alignment): New.  Split out of
7127         handle_aligned_attribute.  Disallow integer constants with
7128         noninteger types.  Conditionally allow zero.
7129         (handle_aligned_attribute): Use check_user_alignment.
7130         * c-common.h (RID_ALIGNAS, check_user_alignment): New.
7132 2011-11-06  Andrew MacLeod  <amacleod@redhat.com>
7133             Richard Henderson  <rth@redhat.com>
7135         Merged from cxx-mem-model.
7137         * c-cppbuiltin.c (c_cpp_builtins): Test both atomic and sync patterns.
7138         * c-common.c (sync_resolve_params, sync_resolve_return): Only tweak
7139         parameters that are the same type size.
7140         (get_atomic_generic_size): New.  Find size of generic
7141         atomic function parameters and do typechecking.
7142         (add_atomic_size_parameter): New.  Insert size into parameter list.
7143         (resolve_overloaded_atomic_exchange): Restructure __atomic_exchange to
7144         either __atomic_exchange_n or external library call.
7145         (resolve_overloaded_atomic_compare_exchange): Restructure
7146         __atomic_compare_exchange to either _n variant or external library call.
7147         (resolve_overloaded_atomic_load): Restructure __atomic_load to either
7148         __atomic_load_n or an external library call.
7149         (resolve_overloaded_atomic_store): Restructure __atomic_store to either
7150         __atomic_store_n or an external library call.
7151         (resolve_overloaded_builtin): Handle new __atomic builtins.
7153 2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>
7155         PR c++/50608
7156         * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Call fold_offsetof_1.
7157         (fold_offsetof_1): Make global.  Remove STOP_REF argument and adjust.
7158         <INDIRECT_REF>: Return the argument.
7159         <ARRAY_REF>: Remove special code for negative offset.
7160         Call fold_build_pointer_plus instead of size_binop.
7161         (fold_offsetof): Remove STOP_REF argument and adjust.
7162         * c-common.h (fold_offsetof_1): Declare.
7163         (fold_offsetof): Remove STOP_REF argument.
7165 2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>
7167         PR c++/50810
7168         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
7169         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
7170         Wnarrowing for C++0x and C++98.
7171         * c.opt ([Wnarrowing]): Update.
7173 2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>
7175         PR c++/44277
7176         * c.opt: Add Wzero-as-null-pointer-constant.
7178 2011-10-31  Jason Merrill  <jason@redhat.com>
7180         * c.opt (-fdeduce-init-list): Off by default.
7182         PR c++/50920
7183         * c-common.h (cxx_dialect): Add cxx11 and cxx03.
7184         * c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
7185         and -Wc++11-compat.
7186         * c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.
7188 2011-10-27  Roberto Agostino Vitillo  <ravitillo@lbl.gov>
7190         PR c++/30066
7191         * c.opt (fvisibility-inlines-hidden): Description change.
7193 2011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>
7195         Implement C++11 user-defined literals.
7196         * c-common.c (build_userdef_literal): New.
7197         * c-common.def: New tree code.
7198         * c-common.h (tree_userdef_literal): New tree struct and accessors.
7199         * c-lex.c (interpret_float): Add suffix parm.
7200         (c_lex_with_flags): Build literal tokens.
7202 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
7204         PR c++/50841
7205         Revert:
7206         2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
7208         PR c++/50810
7209         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
7210         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
7211         Wnarrowing for C++0x and C++98.
7212         * c.opt ([Wnarrowing]): Update.
7214 2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>
7216         PR c++/50810
7217         * c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
7218         of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
7219         Wnarrowing for C++0x and C++98.
7220         * c.opt ([Wnarrowing]): Update.
7222 2011-10-21  Paolo Carlini  <paolo.carlini@oracle.com>
7224         PR c++/45385
7225         * c-common.c (conversion_warning): Remove code looking for
7226         artificial operands.
7228 2011-10-18  Dodji Seketeli  <dodji@redhat.com>
7230         PR bootstrap/50760
7231         * c-lex.c (fe_file_change): Use LINEMAP_SYSP when
7232         !NO_IMPLICIT_EXTERN_C.
7234 2011-10-17  Michael Spertus  <mike_spertus@symantec.com>
7236         * c-common.c (c_common_reswords): Add __bases,
7237         __direct_bases.
7238         * c-common.h: Add RID_BASES and RID_DIRECT_BASES.
7240 2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>
7242         PR c++/50757
7243         * c.opt ([Wnonnull]): Add C++ and Objective-C++.
7245 2011-10-15  Tom Tromey  <tromey@redhat.com>
7246             Dodji Seketeli  <dodji@redhat.com>
7248         * c.opt (fdebug-cpp): New option.
7249         * c-opts.c (c_common_handle_option): Handle the option.
7250         * c-ppoutput.c (maybe_print_line_1): New static function. Takes an
7251         output stream in parameter. Factorized from ...
7252         (maybe_print_line): ... this. Dump location debug information when
7253         -fdebug-cpp is in effect.
7254         (print_line_1): New static function. Takes an output stream in
7255         parameter. Factorized from ...
7256         (print_line): ... here. Dump location information when -fdebug-cpp
7257         is in effect.
7258         (scan_translation_unit): Dump location information when
7259         -fdebug-cpp is in effect.
7261 2011-10-15  Tom Tromey  <tromey@redhat.com>
7262             Dodji Seketeli  <dodji@redhat.com>
7264         * c.opt (ftrack-macro-expansion): New option. Handle it with and
7265         without argument.
7266         * c-opts.c (c_common_handle_option)<case
7267         OPT_ftrack_macro_expansion_, case OPT_ftrack_macro_expansion>: New
7268         cases. Handle -ftrack-macro-expansion with and without argument.
7270 2011-10-15  Tom Tromey  <tromey@redhat.com>
7271             Dodji Seketeli  <dodji@redhat.com>
7273         * c-ppoutput.c (scan_translation_unit, maybe_print_line)
7274         (print_line, cb_define, do_line_change): Adjust to avoid touching
7275         the internals of struct line_map.  Use the public API instead.
7276         * c-pch.c (c_common_read_pch): Likewise.
7277         * c-lex.c (fe_file_change): Likewise.
7279 2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>
7281         PR c++/17212
7282         * c.opt ([Wformat-zero-length]): Add C++ and Objective-C++.
7284 2011-10-11  Paolo Carlini  <paolo.carlini@oracle.com>
7286         PR c++/33067
7287         * c-pretty-print.c (pp_c_floating_constant): Output
7288         max_digits10 (in the ISO C++ WG N1822 sense) decimal digits.
7290 2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
7292         * c-common.c (def_builtin_1): Delete old interface with two
7293         parallel arrays to hold standard builtin declarations, and replace
7294         it with a function based interface that can support creating
7295         builtins on the fly in the future.  Change all uses, and poison
7296         the old names.  Make sure 0 is not a legitimate builtin index.
7297         * c-omp.c (c_finish_omp_barrier): Ditto.
7298         (c_finish_omp_taskwait): Ditto.
7299         (c_finish_omp_flush): Ditto.
7301 2011-10-11  Tristan Gingold  <gingold@adacore.com>
7303         * c.opt: (fallow-parameterless-variadic-functions): New.
7305 2011-09-08  Dodji Seketeli  <dodji@redhat.com>
7307         PR c++/33255 - Support -Wunused-local-typedefs warning
7308         * c-common.h (struct c_language_function::local_typedefs): New
7309         field.
7310         (record_locally_defined_typedef, maybe_record_typedef_use)
7311         (maybe_warn_unused_local_typedefs): Declare new functions.
7312         * c-common.c (record_locally_defined_typedef)
7313         (maybe_record_typedef_use)
7314         (maybe_warn_unused_local_typedefs): Define new functions.
7315         * c.opt: Declare new -Wunused-local-typedefs flag.
7317 2011-09-06  Eric Botcazou  <ebotcazou@adacore.com>
7319         PR middle-end/50266
7320         * c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Fold offsetof-like
7321         computations.
7323 2011-09-05  Richard Guenther  <rguenther@suse.de>
7325         * c-common.c (complete_array_type): Use ssize_int (-1) instead
7326         of integer_minus_one_node for empty array upper bounds.
7328 2011-08-28  Dodji Seketeli  <dodji@redhat.com>
7330         * c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as
7331         it's the first time it's being called on this main TU.
7333 2011-08-24  Richard Guenther  <rguenther@suse.de>
7335         PR c/49396
7336         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Fix conditional.
7338 2011-08-22  Gabriel Charette  <gchare@google.com>
7340         * c-opts.c (c_finish_options): Force BUILTINS_LOCATION for tokens
7341         defined in cpp_init_builtins and c_cpp_builtins.
7343 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
7345         * c-common.c (c_common_reswords): Add __builtin_complex.
7346         * c-common.h (RID_BUILTIN_COMPLEX): New.
7348 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
7350         * c-common.c (c_common_reswords): Add _Noreturn.
7351         (keyword_is_function_specifier): Handle RID_NORETURN.
7352         * c-common.h (RID_NORETURN): New.
7354 2011-08-10  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
7356         * c-common.c (unsafe_conversion_p): New function. Check if it is
7357         unsafe to convert an expression to the type.
7358         (conversion_warning): Adjust, use unsafe_conversion_p.
7359         * c-common.h (unsafe_conversion_p): New function declaration.
7361 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
7363         * c-common.h (c_finish_omp_atomic): Adjust prototype.
7364         (c_finish_omp_taskyield): New prototype.
7365         * c-omp.c (c_finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
7366         arguments. Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and
7367         OMP_ATOMIC_CAPTURE_NEW in addition to OMP_ATOMIC.  If LHS1
7368         or RHS1 have side-effects, evaluate those too in the right spot,
7369         if it is a decl and LHS is also a decl, error out if they
7370         aren't the same.
7371         (c_finish_omp_taskyield): New function.
7372         * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP to 201107.
7373         * c-pragma.c (omp_pragmas): Add taskyield.
7374         * c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKYIELD.
7375         (enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FINAL and
7376         PRAGMA_OMP_CLAUSE_MERGEABLE.
7378 2011-07-25  Dodji Seketeli  <dodji@redhat.com>
7380         * c-common.h (set_underlying_type): Remove parm name from
7381         declaration.
7383 2011-07-25  Romain Geissler  <romain.geissler@gmail.com>
7385         * c-pretty-print.h: Search c-common.h in c-family.
7387 2011-07-22  Jason Merrill  <jason@redhat.com>
7389         PR c++/49793
7390         * c.opt (Wnarrowing): New.
7392         PR c++/30112
7393         * c-common.h: Declare c_linkage_bindings.
7394         * c-pragma.c (handle_pragma_redefine_extname): Use it.
7396         PR c++/49813
7397         * c-opts.c (set_std_cxx0x): Set flag_isoc94 and flag_isoc99.
7398         * c-pretty-print.c (pp_c_cv_qualifiers): Check c_dialect_cxx as well
7399         as flag_isoc99 for 'restrict'.
7400         (pp_c_specifier_qualifier_list): Likewise for _Complex.
7402 2011-07-21  Ian Lance Taylor  <iant@google.com>
7404         PR middle-end/49705
7405         * c-common.c (c_disable_warnings): New static function.
7406         (c_enable_warnings): New static function.
7407         (c_fully_fold_internal): Change local unused_p to bool.  Call
7408         c_disable_warnings and c_enable_warnings rather than change
7409         c_inhibit_evaluation_warnings.
7411 2011-07-20  Jason Merrill  <jason@redhat.com>
7413         PR c++/6709 (DR 743)
7414         PR c++/42603 (DR 950)
7415         * c-common.h (CPP_KEYWORD, CPP_TEMPLATE_ID): Move from cp/parser.h.
7416         (CPP_NESTED_NAME_SPECIFIER, N_CP_TTYPES): Likewise.
7417         (CPP_DECLTYPE): New.
7418         * c-common.c (c_parse_error): Handle CPP_DECLTYPE.
7420 2011-07-19  Richard Guenther  <rguenther@suse.de>
7422         * c-common.c (pointer_int_sum): Use fold_build_pointer_plus.
7423         * c-omp.c (c_finish_omp_for): Likewise.
7425 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
7427         * c-ada-spec.c (dump_nested_types): Put semi-colon after empty loop
7428         body on the next line.
7430 2011-07-08  Jason Merrill  <jason@redhat.com>
7432         PR c++/45437
7433         * c-omp.c (check_omp_for_incr_expr): Handle preevaluation.
7435         PR c++/49673
7436         * c-common.c (c_apply_type_quals_to_decl): Don't check
7437         TYPE_NEEDS_CONSTRUCTING.
7439 2011-07-06  Richard Guenther  <rguenther@suse.de>
7441         * c-common.c (c_common_nodes_and_builtins):
7442         Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.
7444 2011-07-05  Richard Guenther  <rguenther@suse.de>
7446         * c-common.c (c_common_nodes_and_builtins): Build all common
7447         tree nodes first.
7449 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
7451         * c-common.h (c_tree_chain_next): New static inline function.
7453         * c-common.c (check_builtin_function_arguments): Handle
7454         BUILT_IN_ASSUME_ALIGNED.
7456 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
7458         * c-common.c: Add sync_ or SYNC__ to builtin names.
7459         * c-omp.c: Add sync_ or SYNC__ to builtin names.
7461 2011-06-20  Pierre Vittet  <piervit@pvittet.com>
7463         * c-pragma.h (pragma_handler_1arg, pragma_handler_2arg): New
7464         handler.
7465         (gen_pragma_handler): New union.
7466         (internal_pragma_handler): New type.
7467         (c_register_pragma_with_data)
7468         (c_register_pragma_with_expansion_and_data): New functions.
7470         * c-pragma.c (registered_pragmas, c_register_pragma_1)
7471         (c_register_pragma, c_register_pragma_with_expansion)
7472         (c_invoke_pragma_handler): Changed to work with
7473         internal_pragma_handler.
7474         (c_register_pragma_with_data)
7475         (c_register_pragma_with_expansion_and_data): New functions.
7477 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
7479         * c-common.c: Include common/common-target.h.
7480         (handle_section_attribute): Use
7481         targetm_common.have_named_sections.
7482         * c-cppbuiltin.c: Include common/common-target.h.
7483         (c_cpp_builtins): Use targetm_common.except_unwind_info.
7485 2011-06-10  Richard Guenther  <rguenther@suse.de>
7487         * c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
7488         to print a IDENTIFIER_NODE.
7490 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7491             Joseph Myers  <joseph@codesourcery.com>
7493         * c.opt (fbuilding-libgcc): New option.
7494         * c-cppbuiltin.c (c_cpp_builtins): Define
7495         __LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.
7497 2011-06-07  Jason Merrill  <jason@redhat.com>
7499         * c-common.c (max_tinst_depth): Lower default to 900.
7501         * c-format.c (gcc_cxxdiag_char_table): Add 'S' format.
7503 2011-06-07  Richard Guenther  <rguenther@suse.de>
7505         * c-common.c (c_common_nodes_and_builtins): Do not set
7506         size_type_node or call set_sizetype.
7508 2011-06-07  Dodji Seketeli  <dodji@redhat.com>
7510         PR debug/49130
7511         * c-pretty-print.c (pp_c_integer_constant): Consider the canonical
7512         type when using pointer comparison to compare types.
7514 2011-06-02  Jonathan Wakely  <jwakely.gcc@gmail.com>
7516         * c.opt: Add -Wdelete-non-virtual-dtor.
7517         * c-opts.c (c_common_handle_option): Include it in -Wall.
7519 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
7521         PR bootstrap/49190
7523         Revert:
7524         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
7526         * c-common.h (struct c_common_identifier): Inherit from tree_typed,
7527         not tree_common.
7529 2011-05-27  Jakub Jelinek  <jakub@redhat.com>
7531         PR c++/49165
7532         * c-common.c (c_common_truthvalue_conversion) <case COND_EXPR>: For
7533         C++ don't call c_common_truthvalue_conversion on void type arms.
7535 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
7537         * c-common.h (struct stmt_tree_s) [x_cur_stmt_list]: Change to a VEC.
7538         (stmt_list_stack): Define.
7539         (cur_stmt_list): Adjust for new type of x_cur_stmt_list.
7540         * c-semantics.c (push_stmt_list, pop_stmt_list): Likewise.
7542 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
7544         * c-common.c (warning_candidate_p): Check for BLOCKs.
7546 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
7548         * c-common.h (struct c_common_identifier): Inherit from tree_typed,
7549         not tree_common.
7551 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
7553         * c-common.c (def_fn_type): Remove extra va_end.
7555 2011-05-23  Jason Merrill  <jason@redhat.com>
7557         PR c++/48106
7558         * c-common.c (c_common_get_narrower): New.
7559         (shorten_binary_op, shorten_compare, warn_for_sign_compare): Use it.
7561 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
7563         * c-common.h (check_function_arguments): Tweak prototype of
7564         check_function_arguments.
7565         * c-common.c (check_function_arguments): Likewise.  Adjust
7566         calls to check_function_nonnull, check_function_format, and
7567         check_function_sentinel.
7568         (check_function_sentinel): Take a FUNCTION_TYPE rather than
7569         separate attributes and typelist arguments.  Use
7570         FOREACH_FUNCTION_ARGS to iterate over argument types.
7572 2011-05-15  Paolo Carlini  <paolo.carlini@oracle.com>
7574         * c-common.c (c_common_reswords): Reorder.
7575         * c-common.h (rid): Likewise.
7577 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
7579         * c-common.c (def_fn_type): Don't call build_function_type, call
7580         build_function_type_array or build_varargs_function_type_array
7581         instead.
7582         (c_common_nodes_and_builtins): Likewise.
7584 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
7586         * c-common.c (c_add_case_label): Omit the loc argument to
7587         build_case_label.
7588         * c-common.h (build_case_label): Remove.
7589         * c-semantics.c (build_case_label): Remove.
7591 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
7593         * c-objc.h (objc_start_method_definition): Update prototype.
7594         * stub-objc.c (objc_start_method_definition): Add extra parameter.
7596 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
7598         * c-common.c (check_main_parameter_types): Reindent.  Don't use
7599         TYPE_ARG_TYPES directly.
7600         (handle_nonnull_attribute): Likewise.
7601         (sync_resolve_params): Likewise.
7602         * c-format.c (handle_format_arg_attribute): Likewise.  Adjust call
7603         to check_format_string.
7604         (handle_format_attribute): Likewise.
7605         (check_format_string): Take a function type to examine instead of
7606         a type list.  Use a function_arg_iterator to step through argument
7607         types.
7609 2011-05-04  Richard Guenther  <rguenther@suse.de>
7611         * c-common.c (fix_string_type): Use size_int for index type bounds.
7612         (start_fname_decls): Do not pass NULL to build_int_cst.
7613         (c_init_attributes): Likewise.
7614         * c-lex.c (c_lex_with_flags): Likewise.
7616 2011-04-27  Jason Merrill  <jason@redhat.com>
7618         * c-common.c (make_tree_vector_from_list): New.
7619         * c-common.h: Declare it.
7621 2011-04-26  Richard Guenther  <rguenther@suse.de>
7623         PR preprocessor/48248
7624         * c-ppoutput.c (maybe_print_line): Always optimize newlines
7625         for output size with -P.
7627 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
7629         * c-common.c (struct c_common_resword): Add __underlying_type.
7630         * c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
7632 2011-04-20  Jim Meyering  <meyering@redhat.com>
7634         * c-format.c (init_dollar_format_checking): Remove useless
7635         if-before-free.
7637 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
7639         * c-objc.h (objc_get_interface_ivars): Removed.
7640         (objc_detect_field_duplicates): New.
7641         * stub-objc.c: Likewise.
7643 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
7645         * stub-objc.c (objc_declare_protocols): Renamed to
7646         objc_declare_protocol.
7647         * c-objc.h: Likewise.
7649 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
7651         * stub-objc.c (objc_declare_class): Updated argument name.
7653 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
7655         * c-common.h (c_common_init_ts): Declare.
7656         * c-common.c (c_common_init_ts): Define.
7658 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
7660         * c-objc.h (objc_build_message_expr): Updated prototype.
7661         * stub-objc.c (objc_build_message_expr): Likewise.
7663 2011-04-12  Martin Jambor  <mjambor@suse.cz>
7665         * c-gimplify.c (c_genericize): Call cgraph_get_create_node instead
7666         of cgraph_node.
7668 2011-04-11  Richard Guenther  <rguenther@suse.de>
7670         * c-common.c (complete_array_type): Build a range type of
7671         proper type.
7673 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
7675         * c-common.c (handle_sentinel_attribute): Don't use TYPE_ARG_TYPES.
7676         (handle_type_generic_attribute): Likewise.
7678 2011-04-07  Jason Merrill  <jason@redhat.com>
7680         PR c++/48450
7681         * c-common.c (c_common_truthvalue_conversion): Don't ignore
7682         conversion from C++0x scoped enum.
7684 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
7686         * c-target-def.h: New file.
7687         * c-target.def: New file.
7688         * c-target.h: New file.
7689         * c-common.c (targetcm): Don't define here.
7690         * c-common.h (default_handle_c_option): Declare.
7691         * c-format.c: Include c-target.h instead of target.h.
7692         * c-opts.c: Include c-target.h instead of target.h.  Explicitly
7693         include tm.h.
7694         (default_handle_c_option): Move from targhooks.c.
7696 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
7698         PR preprocessor/48248
7699         * c-ppoutput.c (print): Add src_file field.
7700         (init_pp_output): Initialize it.
7701         (maybe_print_line): Don't optimize by adding up to 8 newlines
7702         if map->to_file and print.src_file are different file.
7703         (print_line): Update print.src_file.
7705 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7707         * c-ada-spec.c (compare_comment): Use filename_cmp
7708         instead of strcmp for filename.
7710 2011-03-25  Jeff Law  <law@redhat.com>
7712         * c-common.c (def_fn_type): Add missing va_end.
7714 2011-03-25  Jason Merrill  <jason@redhat.com>
7716         * c.opt: Add -std=c++03.
7718 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
7720         * c-ada-spec.c (dump_ada_template): Skip non-class instances.
7722 2011-03-17  Kai Tietz  <ktietz@redhat.com>
7724         PR target/12171
7725         * c-pretty-print.c (pp_c_specifier_qualifier_list):
7726         Display allowed attributes for function pointer types.
7727         (pp_c_attributes_display): New function to display
7728         attributes having affects_type_identity flag set to true.
7729         * c-pretty-print.h (pp_c_attributes_display): New prototype.
7731         * c-common.c (c_common_attribute_table):
7732         Add new element.
7733         (c_common_format_attribute_table): Likewise.
7735 2011-03-18  Jason Merrill  <jason@redhat.com>
7737         * c.opt (fconstexpr-depth): Add Var(max_constexpr_depth).
7738         * c-common.h: Don't declare it here.
7739         * c-common.c: Or define it here.
7740         * c-opts.c (c_common_handle_option): Or set it here.
7742         PR c++/35315
7743         * c-common.c (handle_transparent_union_attribute): Don't
7744         make a duplicate type in C++.
7746 2011-03-15  Jason Merrill  <jason@redhat.com>
7748         * c-common.c (max_constexpr_depth): New.
7749         * c-common.h: Declare it.
7750         * c-opts.c (c_common_handle_option): Set it.
7751         * c.opt (fconstexpr-depth): New option.
7753 2011-03-11  Jason Merrill  <jason@redhat.com>
7755         * c-common.c (attribute_takes_identifier_p): Add missing const.
7757         PR c++/46803
7758         * c-common.c (attribute_takes_identifier_p): Assume that an
7759         unknown attribute takes an identifier.
7761 2011-03-07  Nathan Froyd  <froydnj@codesourcery.com>
7763         PR c/47786
7764         * c-common.c (c_type_hash): Call list_length instead of iterating
7765         through DECL_CHAIN.  Rename 'i' to 'n_elements'.
7767 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
7769         PR c/47809
7770         * c-common.c (c_fully_fold_internal): Handle VIEW_CONVERT_EXPR.
7772 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
7774         * c.opt (fobjc-abi-version=) New.
7775         (fobjc-nilcheck): New.
7777 2011-02-03  Nathan Froyd  <froydnj@codesourcery.com>
7779         PR c++/46890
7780         * c-common.h (keyword_is_decl_specifier): Declare.
7781         * c-common.c (keyword_is_decl_specifier): Define.
7782         (keyword_is_function_specifier): New function.
7784 2011-01-26  Jakub Jelinek  <jakub@redhat.com>
7786         PR c/47473
7787         * c-lex.c (interpret_float): If CPP_N_IMAGINARY, ensure
7788         EXCESS_PRECISION_EXPR is created with COMPLEX_TYPE instead of
7789         REAL_TYPE.
7791 2011-01-26  Arnaud Charlet  <charlet@adacore.com>
7793         * c-ada-spec.c (dump_generic_ada_node): Avoid dereferencing null type.
7795 2011-01-26  Jakub Jelinek  <jakub@redhat.com>
7797         PR pch/47430
7798         * c-opts.c (c_common_post_options): Call c_common_no_more_pch
7799         after init_c_lex if pch_file is set.
7801 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
7803         PR c++/43601
7804         * c.opt (-fkeep-inline-dllexport): New switch.
7806 2011-01-12  Richard Guenther  <rguenther@suse.de>
7808         PR middle-end/32511
7809         * c-common.c (handle_weak_attribute): Warn instead of error
7810         on declaring an inline function weak.
7812 2011-01-05  Tom Tromey  <tromey@redhat.com>
7814         * c-common.h (lvalue_error): Update.
7815         * c-common.c (lvalue_error): Add 'loc' argument.  Call error_at,
7816         not error.
7818 2010-12-29  Nicola Pero  <nicola.pero@meta-innovation.com>
7820         PR objc/47075
7821         * c-objc.h (objc_finish_message_expr): Added argument to
7822         prototype.
7824 2010-12-22  Nathan Froyd  <froydnj@codesourcery.com>
7826         * c-common.c (handle_nonnull_attribute, handle_sentinel_attribute):
7827         Use prototype_p.
7829 2010-12-18  Nicola Pero  <nicola.pero@meta-innovation.com>
7831         * c-objc.h (objc_maybe_warn_exceptions): New.
7832         * stub-objc.c (objc_maybe_warn_exceptions): New.
7834 2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>
7836         * c-common.h (readonly_error): Declare.
7837         * c-common.c (readonly_error): Define.
7839 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
7841         * c-common.h (invalid_indirection_error): Declare.
7842         * c-common.c (invalid_indirection_error): Define.
7844 2010-12-03  Richard Guenther  <rguenther@suse.de>
7846         PR c/46745
7847         * c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
7848         (pp_c_unary_expression): Likewise.
7849         (pp_c_expression): Likewise.
7851 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
7853         * c-common.h (objc_finish_function): New.
7854         (objc_non_volatilized_type): Removed.
7855         (objc_type_quals_match): Removed.
7856         * stub-objc.c (objc_finish_function): New.
7857         (objc_non_volatilized_type): Removed.
7858         (objc_type_quals_match): Removed.
7860 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
7862         * c-common.h (parse_optimize_options): Declare.
7863         * c-cppbuiltin.c, c-format.c, c-gimplify.c, c-lex.c, c-omp.c,
7864         c-pch.c, c-pragma.c, c-semantics.c: Don't include toplev.h.
7866 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
7868         * c-opts.c (check_deps_environment_vars): Use getenv instead of
7869         GET_ENVIRONMENT.
7870         * c-pch.c (O_BINARY): Don't define here.
7871         * c-pragma.h: Include "cpplib.h" instead of <cpplib.h>.
7873 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
7875         * c-cppbuiltin.c (c_cpp_builtins): Pass &global_options to
7876         targetm.except_unwind_info.
7878 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
7880         * c-opts.c (c_common_handle_option): Pass location to
7881         set_struct_debug_option.
7883 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
7885         * c-common.c (visibility_options): Move from ../opts.c.
7886         * c-common.h (struct visibility_flags, visibility_options):
7887         Declare here.
7888         * c-opts.c (finish_options): Rename to c_finish_options.
7889         (c_common_init): Update call to finish_options.
7891 2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>
7893         PR objc/34033
7894         * c-lex.c (lex_string): Check that each string in an Objective-C
7895         string concat sequence starts with either one or zero '@', and
7896         that there are no spurious '@' signs at the end.
7898 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
7900         * c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
7901         HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
7902         HANDLE_PRAGMA_VISIBILITY.
7903         * c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
7904         HANDLE_PRAGMA_VISIBILITY): Don't define.
7905         (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't test.
7907 2010-11-20  Nathan Froyd  <froydnj@codesourcery.com>
7909         PR c++/16189
7910         PR c++/36888
7911         PR c++/45331
7912         * c-common.h (keyword_begins_type_specifier): Declare.
7913         (keyword_is_storage_class_specifier): Declare.
7914         (keyword_is_type_qualifier): Declare.
7915         * c-common.c (keyword_begins_type_specifier): New function.
7916         (keyword_is_storage_class_specifier): New function.
7917         (keyword_is_type_qualifier): Declare.
7919 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
7921         PR c/46547
7922         * c-common.c (in_late_binary_op): Define.
7923         (c_common_truthvalue_conversion): Check in_late_binary_op before
7924         calling c_save_expr.
7925         * c-common.h (in_late_binary_op): Declare.
7927 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
7929         * c-opts.c (c_common_handle_option): Update calls to
7930         set_struct_debug_option.
7932 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
7934         * c-common.h (objc_declare_protocols): Added additional argument.
7935         * stub-objc.c (objc_declare_protocol): Same change.
7937 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
7939         PR c/33193
7940         * c-common.h (build_real_imag_expr): Declare.
7941         * c-semantics.c (build_real_imag_expr): Define.
7943 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
7945         * c-opts.c (c_common_parse_file): Take no arguments.
7946         * c-common.h (c_common_parse_file): Update prototype.
7948 2010-11-16  Jakub Jelinek  <jakub@redhat.com>
7950         PR c++/46401
7951         * c-common.c (warning_candidate_p): Don't track non-const calls
7952         or STRING_CSTs.
7954 2010-11-15  Ian Lance Taylor  <iant@google.com>
7956         * c-lex.c (init_c_lex): Set macro debug callbacks if
7957         flag_dump_go_spec is set.
7959 2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>
7961         * c-common.h (objc_build_incr_expr_for_property_ref): New.
7962         * stub-objc.c (objc_build_incr_expr_for_property_ref): New.
7964 2010-11-15  Nathan Froyd  <froydnj@codesourcery.com>
7966         PR preprocessor/45038
7967         * c-cppbuiltin.c (c_cpp_builtins): Use different format for C++
7968         dialects.
7970 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
7972         * c-common.h (c_family_lang_mask): Declare.
7973         * c-opts.c (c_family_lang_mask): Make extern.
7974         * c-pragma.c (handle_pragma_diagnostic): Use
7975         control_warning_option.
7977 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
7979         * c-common.c (parse_optimize_options): Update call to
7980         decode_options.
7981         * c-common.h (c_common_handle_option): Update prototype.
7982         * c-opts.c (c_common_handle_option): Take location_t parameter and
7983         pass it to other functions.
7985 2010-11-11  Joseph Myers  <joseph@codesourcery.com>
7987         * c-opts.c (warning_as_error_callback): Remove.
7988         (c_common_initialize_diagnostics): Don't call
7989         register_warning_as_error_callback.
7990         (c_common_handle_option): Handle -Werror=normalized= here.
7992 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
7994         * c-common.c (handle_mode_attribute): Use %' and word "signedness"
7995         in diagnostic.
7996         * c-opts.c (c_common_parse_file): Start diagnostics with lowercase
7997         letter.
7998         * c-pragma.c (handle_pragma_target, handle_pragma_optimize):
7999         Remove trailing '.' from diagnostics.
8000         * c.opt (Wwrite-strings_: Avoid '`' in help text.
8002 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
8004         * c-common.c (parse_optimize_options): Pass global_dc to
8005         decode_options.
8006         * c-opts.c (c_common_handle_option): Pass &global_options to
8007         set_Wstrict_aliasing.
8008         * c.opt (v): Don't mark Common or document here.
8010 2010-11-06  Iain Sandoe  <iains@gcc.gnu.org>
8012         PR target/44981
8013         * c-format.c (format_type): New type gcc_objc_string_format_type.
8014         (valid_stringptr_type_p): New.
8015         (handle_format_arg_attribute): Use valid_stringptr_type_p ().
8016         (check_format_string): Pass expected type, use
8017         valid_stringptr_type_p (), check that the format string types are
8018         consistent with the format specification.
8019         (decode_format_attr): Warn if NSString is used outside objective-c.
8020         (format_types_orig): Add NSString.
8021         (format_name): New.
8022         (format_flags): New.
8023         (check_format_arg): Handle format strings requiring an external parser.
8024         first_target_format_type: New variable.
8025         (handle_format_attribute): Set up first_target_format_type, pass the
8026         expected format arg string type to check_format_string().
8027         * c-common.h (FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL):  New flag.
8028         * stub-objc.c (objc_string_ref_type_p): New.
8029         (objc_check_format_arg): New.
8031 2010-11-04  Nicola Pero  <nicola.pero@meta-innovation.com>
8033         Fixed using the Objective-C 2.0 dot-syntax with class names.
8034         * c-common.h (objc_build_class_component_ref): New.
8035         * stub-objc.c (objc_build_class_component_ref): New.
8037 2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
8039         * c.opt (Wproperty-assign-default): New option.
8041 2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
8043         Implemented -fobjc-std=objc1 flag.
8044         * c.opt (fobjc-std=objc1): New option.
8046 2010-11-01  Nicola Pero  <nicola.pero@meta-innovation.com>
8048         Implemented format and noreturn attributes for Objective-C methods.
8049         * c-common.c (handle_noreturn_attribute): Recognize 'noreturn'
8050         attribute for Objective-C methods.
8052 2010-10-31  Jason Merrill  <jason@redhat.com>
8054         * c-common.c (conversion_warning, warn_for_collisions_1): Use
8055         EXPR_LOC_OR_HERE.
8057 2010-10-30  Nicola Pero  <nicola.pero@meta-innovation.com>
8059         Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
8060         * c-common.h (enum rid): Removed RID_COPIES and RID_IVAR.
8061         (objc_add_property_declaration): Removed arguments for copies and
8062         ivar.
8063         (objc_build_getter_call): Renamed to
8064         objc_maybe_build_component_ref.
8065         (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
8066         (objc_is_property_ref): New.
8067         * c-common.c (c_common_reswords): Removed copies and ivar.
8068         * stub-objc.c (objc_add_property_declaration): Removed arguments
8069         for copies and ivar.
8070         (objc_build_getter_call): Renamed to
8071         objc_maybe_build_component_ref.
8072         (objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
8073         (objc_is_property_ref): New.
8075 2010-10-29  Arnaud Charlet  <charlet@adacore.com>
8076             Matthew Gingell  <gingell@adacore.com>
8078         * c-ada-spec.c (separate_class_package): New function.
8079         (pp_ada_tree_identifier): Prefix references to C++ classes with the
8080         name of their enclosing package.
8081         (print_ada_declaration): Use separate_class_package.
8083 2010-10-27  Jason Merrill  <jason@redhat.com>
8085         * c-common.c (c_common_reswords): Add __is_literal_type.
8086         * c-common.h (enum rid): Add RID_IS_LITERAL_TYPE.
8088         * c-common.c (check_case_value): Remove special C++ code.
8090 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8092         * c-common.h (enum rid): Added RID_READWRITE, RID_ASSIGN,
8093         RID_RETAIN, RID_COPY and RID_NONATOMIC.  Updated RID_FIRST_PATTR
8094         and RID_LAST_PATTR.
8095         (objc_add_property_declaration): Added additional arguments.
8096         (objc_property_attribute_kind): Removed.
8097         (objc_set_property_attr): Removed.
8098         * c-common.c (c_common_reswords): Added readwrite, assign, retain,
8099         copy and nonatomic.
8100         * stub-objc.c (objc_add_property_declaration): Added additional
8101         arguments.
8102         (objc_set_property_attr): Removed.
8104 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8106         * c-common.h (objc_add_property_variable): Renamed to
8107         objc_add_property_declaration.  Added location argument.
8108         * stub-objc.c (objc_add_property_variable): Same change.
8110 2010-10-23  Nicola Pero  <nicola.pero@meta-innovation.com>
8112         * c-common.h (objc_maybe_printable_name): New.
8113         * stub-objc.c (objc_maybe_printable_name): New.
8115 2010-10-22  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
8116             Andrew Pinski  <pinskia@gmail.com>
8118         * c-common.h (c_common_mark_addressable_vec): Declare.
8119         * c-common.c (c_common_mark_addressable_vec): New function.
8121 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
8123         * c-common.h (objc_set_method_type): Removed.
8124         (objc_add_method_declaration): Added boolean argument.
8125         (objc_start_method_definition): Same change.
8126         (objc_build_method_signature): Same change.
8127         * stub-objc.c (objc_set_method_type): Removed.
8128         (objc_add_method_declaration): Added boolean argument.
8129         (objc_start_method_definition): Same change.
8130         (objc_build_method_signature): Same change.
8132 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
8134         * c-common.h (finish_file): Removed.
8135         (objc_write_global_declarations): New.
8136         * c-opts.c (c_common_parse_file): Do not call finish_file.
8137         * stub-objc.c (objc_write_global_declarations): New.
8139 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
8141         Implemented parsing @synthesize and @dynamic for
8142         Objective-C/Objective-C++.
8143         * c-common.h (enum rid): Add RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
8144         (objc_add_synthesize_declaration): New.
8145         (objc_add_dynamic_declaration): New.
8146         * c-common.c (c_common_reswords): Add synthesize and dynamic.
8147         * stub-objc.c (objc_add_synthesize_declaration): New.
8148         (objc_add_dynamic_declaration): New.
8150 2010-10-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
8152         PR target/46041
8153         * c-cppbuiltin.c (mode_has_fma): Move function here from
8154         builtins.c.  Don't use the fma optab, instead just use the
8155         HAVE_fma* macros, so that __FP_FAST_FMA* will be defined when
8156         using -save-temps.
8158 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
8160         Merge from 'apple/trunk' branch on FSF servers.
8162         2005-11-08  Fariborz Jahanian  <fjahanian@apple.com>
8164         Radar 4330422
8165         * c-common.h (objc_non_volatilized_type): New declaration
8166         * stub-objc.c (objc_non_volatilized_type): New stub.
8168 2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>
8170         Merge from 'apple/trunk' branch on FSF servers.
8172         2006-03-27 Fariborz Jahanian  <fjahanian@apple.com>
8174         Radar 4133425
8175         * c-common.h (objc_diagnose_private_ivar): New decl.
8176         * stub-objc.c (objc_diagnose_private_ivar): New stub.
8178 2010-10-17  Iain Sandoe  <iains@gcc.gnu.org>
8180         * c-common.c (c_common_reswords): Add package, RID_AT_PACKAGE.
8181         * c-common.h (enum rid): Add RID_AT_PACKAGE.
8182         (objc_ivar_visibility_kind): New enum.
8183         (objc_set_visibility): Adjust prototype to use visibility enum.
8184         * stub-objc.c (objc_set_visibility): Adjust stub to use
8185         visibility enum.
8187 2010-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
8189         * c-cppbuiltin.c (builtin_define_float_constants): Emit
8190         __FP_FAST_FMA, __FP_FAST_FMAF, and __FP_FAST_FMAL if the machine
8191         has the appropriate fma builtins.
8192         (c_cpp_builtins): Adjust call to builtin_define_float_constants.
8194 2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>
8196         merge from FSF apple 'trunk' branch.
8197         2006 Fariborz Jahanian  <fjahanian@apple.com>
8199         Radars 4436866, 4505126, 4506903, 4517826
8200         * c-common.c (c_common_resword): Define @property and its attributes.
8201         * c-common.h: Define property attribute enum entries.
8202         (OBJC_IS_PATTR_KEYWORD): New.
8203         (objc_property_attribute_kind): New enum.
8204         Declare objc_set_property_attr (), objc_add_property_variable (),
8205         objc_build_getter_call () and objc_build_setter_call ().
8206         * stub-objc.c (objc_set_property_attr): New stub.
8207         (objc_add_property_variable): Likewise.
8208         (objc_build_getter_call): Likewise.
8209         (objc_build_setter_call) Likewise.
8211 2010-10-13  Iain Sandoe  <iains@gcc.gnu.org>
8213         merge from FSF apple 'trunk' branch.
8214         2006-04-26 Fariborz Jahanian  <fjahanian@apple.com>
8216         Radar 3803157 (method attributes)
8217         * c-common.c (handle_deprecated_attribute): Recognize
8218         objc methods as valid declarations.
8219         * c-common.h: Declare objc_method_decl ().
8220         * stub-objc.c (objc_method_decl): New stub.
8222 2010-10-08  Joseph Myers  <joseph@codesourcery.com>
8224         * c-common.c (parse_optimize_options): Call
8225         decode_cmdline_options_to_array_default_mask before
8226         decode_options.  Update arguments to decode_options.
8227         * c-common.h (c_common_init_options_struct): Declare.
8228         * c-opts.c (c_common_init_options_struct): New.  Split out from
8229         c_common_init_options.
8231 2010-10-06  Nicola Pero  <nicola.pero@meta-innovation.com>
8233         Implemented fast enumeration for Objective-C.
8234         * c-common.h (objc_finish_foreach_loop): New.
8235         * stub-objc.c (objc_finish_foreach_loop): New.
8237 2010-10-05  Joseph Myers  <joseph@codesourcery.com>
8239         * c-common.h (struct diagnostic_context): Don't declare here.
8240         (c_common_initialize_diagnostics): Declare using
8241         diagnostic_context typedef.
8242         * c-opts.c (c_common_handle_option): Pass global_dc to
8243         handle_generated_option.
8245 2010-10-04  Joseph Myers  <joseph@codesourcery.com>
8247         * c-opts.c (c_common_handle_option): Pass &global_options_set to
8248         handle_generated_option.
8250 2010-10-03  Ian Lance Taylor  <iant@google.com>
8252         * c.opt (-fplan9-extensions): New option.
8254 2010-10-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
8256         * c-cppbuiltin.c (define__GNUC__, builtin_define_type_precision):
8257         Remove.
8258         (c_cpp_builtins): Call functions from cppbuiltin.c instead
8259         of duplicating code.
8261 2010-09-30  Iain Sandoe  <iains@gcc.gnu.org>
8263         * c-common.c: Add two new entries for @optional
8264         and @required keywords.
8266         merge from FSF 'apple/trunk' branch.
8267         2006-01-30  Fariborz Jahanian  <fjahanian@apple.com>
8269         Radar 4386773
8270         * c-common.h (RID_AT_OPTIONAL, RID_AT_REQUIRED): Two new
8271         objective-c keywords.
8272         (objc_set_method_opt): New declaration.
8273         * stub-objc.c (objc_set_method_opt): New stub.
8275 2010-09-30  Joseph Myers  <joseph@codesourcery.com>
8277         * c-common.c (handle_optimize_attribute): Pass &global_options to
8278         cl_optimization_save and cl_optimization_restore.
8279         * c-opts.c (c_common_handle_option): Pass &global_options to
8280         handle_generated_option.
8281         * c-pragma.c (handle_pragma_diagnostic): Use option_flag_var.
8282         (handle_pragma_pop_options, handle_pragma_reset_options): Pass
8283         &global_options to cl_optimization_restore.
8285 2010-09-30  Nicola Pero  <nicola.pero@meta-innovation.com>
8287         * c-lex.c (c_lex_with_flags): Updated comments for CPP_AT_NAME
8288         Objective-C/Objective-C++ keywords.
8290 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
8292         Merge from 'apple/trunk' branch on FSF servers.
8294         2005-10-04  Fariborz Jahanian  <fjahanian@apple.com>
8296         Radar 4281748
8297         * c-common.h (objc_check_global_decl): New declaration.
8298         * stub-objc.c (objc_check_global_decl): New stub.
8300 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
8302         * c.opt: Don't use VarExists.
8304 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
8306         * c-common.c (c_cpp_error): Update names of diagnostic_context
8307         members.
8308         * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of
8309         cl_optimization members.
8310         * c-opts.c (warning_as_error_callback, c_common_handle_option,
8311         sanitize_cpp_opts, finish_options): Update names of cpp_options
8312         members.
8314 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
8316         * c-common.h (OBJC_IS_CXX_KEYWORD): New macro.  Updated comments.
8317         (objc_is_reserved_word): Removed.
8318         * c-common.c: Updated comments.
8319         * c-lex.c (c_lex_with_flags): Use OBJC_IS_CXX_KEYWORD instead of
8320         objc_is_reserved_word.
8321         * stub-objc.c (objc_is_reserved_word): Removed.
8323 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
8325         * c-common.h (objc_add_method_declaration): Adjust prototype to
8326         include attributes.
8327         (objc_start_method_definition): Likewise.
8328         (objc_build_keyword_decl): Likewise.
8329         * stub-objc.c:(objc_add_method_declaration): Handle attributes.
8330         (objc_start_method_definition): Likewise.
8331         (objc_build_keyword_decl): Likewise.
8333 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
8335         * c-common.h (objc_start_class_interface): Adjust prototype.
8336         (objc_start_category_interface): Likewise.
8337         (objc_start_protocol): Likewise.
8338         * stub-objc.c (objc_start_protocol): Adjust for extra argument.
8339         (objc_start_class_interface): Likewise.
8340         (objc_start_category_interface): Likewise.
8342 2010-09-27  Ian Lance Taylor  <iant@google.com>
8344         * c-common.c (c_common_attribute_table): Add no_split_stack.
8345         (handle_no_split_stack_attribute): New static function.
8347 2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8349         Merge from 'apple/trunk' branch on FSF servers.
8351         2005-12-15  Fariborz Jahanian  <fjahanian@apple.com>
8353         Radar 4229905
8354         * c-common.h (objc_have_common_type): New declaration.
8355         * stub-objc.c (objc_have_common_type): New stub.
8357         2005-06-22  Ziemowit Laski  <zlaski@apple.com>
8359         Radar 4154928
8360         * c-common.h (objc_common_type): New prototype.
8361         * stub-objc.c (objc_common_type): New stub.
8363 2010-09-24  Jan Hubicka  <jh@suse.cz>
8365         * c-common.c (handle_leaf_attribute): New function.
8366         (struct attribute_spec c_common_att): Add leaf.
8368 2010-09-22  Joseph Myers  <joseph@codesourcery.com>
8370         * c.opt (-all-warnings, -ansi, -assert, -assert=, -comments,
8371         -comments-in-macros, -define-macro, -define-macro=, -dependencies,
8372         -dump, -dump=, -imacros, -imacros=, -include, -include=,
8373         -include-barrier, -include-directory, -include-directory=,
8374         -include-directory-after, -include-directory-after=,
8375         -include-prefix, -include-prefix=, -include-with-prefix,
8376         -include-with-prefix=, -include-with-prefix-after,
8377         -include-with-prefix-after=, -include-with-prefix-before,
8378         -include-with-prefix-before=, -no-integrated-cpp,
8379         -no-line-commands, -no-standard-includes, -no-warnings, -output,
8380         -output=, -pedantic, -pedantic-errors, -preprocess,
8381         -print-missing-file-dependencies, -trace-includes, -traditional,
8382         -traditional-cpp, -trigraphs, -undefine-macro, -undefine-macro=,
8383         -user-dependencies, -verbose, -write-dependencies,
8384         -write-user-dependencies, no-integrated-cpp, traditional): New.
8386 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
8388         PR objc/23710
8389         * c-common.h (objc_start_method_definition): Return bool instead
8390         of void.
8391         * stub-objc.c (objc_start_method_definition): Return bool instead
8392         of void.
8394 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
8396         PR objc/25965
8397         * c-common.h (objc_get_interface_ivars): New declaration.
8398         * stub-objc.c (objc_get_interface_ivars): New stub.
8400 2010-09-15  Ian Lance Taylor  <iant@google.com>
8402         * c-common.c (parse_optimize_options): Do not capitalize warning
8403         messages.  Remove period at end of warning message.
8405 2010-09-09  Nathan Sidwell  <nathan@codesourcery.com>
8407         * c-common.c (handle_alias_ifunc_attribute): New, broken out of ...
8408         (handle_alias_attribute): ... here.
8409         (handle_ifunc_attribute): New.
8411 2010-09-06  Mark Mitchell  <mark@codesourcery.com>
8413         * c-common.h (do_warn_double_promotion): Declare.
8414         * c-common.c (do_warn_double_promotion): Define.
8416 2010-09-05  Mark Mitchell  <mark@codesourcery.com>
8418         * c.opt (Wdouble-promotion): New.
8420 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
8422         * c.opt (falt-external-templates, fhuge-objects, fvtable-gc,
8423         fvtable-thunks, fxref): Mark no longer supported in help text.
8425 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
8427         * c.opt (Wimport, fall-virtual, falt-external-templates,
8428         fdefault-inline, fenum-int-equiv, fexternal-templates,
8429         fguiding-decls, fhonor-std, fhuge-objects, flabels-ok,
8430         fname-mangling-version-, fnew-abi, fnonnull-objects,
8431         foptional-diags, fsquangle, fstrict-prototype, fthis-is-variable,
8432         fvtable-gc, fvtable-thunks, fxref): Mark with Ignore and Warn as
8433         applicable.
8434         (fhandle-exceptions): Mark with Alias and Warn.
8435         * c-opts.c (c_common_handle_option): Don't handle options marked
8436         as ignored.
8438 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
8440         * c.opt (Wcomments, Werror-implicit-function-declaration,
8441         ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
8442         std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
8443         aliases.
8444         * c-common.c (option_codes): Use OPT_Wcomment instead of
8445         OPT_Wcomments.
8446         * c-opts.c (warning_as_error_callback, c_common_handle_option):
8447         Don't handle options marked as aliases.
8449 2010-08-25  Richard Guenther  <rguenther@suse.de>
8451         * c-common.c (c_common_get_alias_set): Remove special
8452         handling for pointers.
8454 2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>
8456         * c-common.c: Use FOR_EACH_VEC_ELT.
8457         * c-gimplify.c: Likewise.
8458         * c-pragma.c: Likewise.
8460 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
8462         * c.opt (MDX): Change back to MD.  Mark NoDriverArg instead of
8463         RejectDriver.
8464         (MMDX): Change back to MMD.  Mark NoDriverArg instead of
8465         RejectDriver.
8466         * c-opts.c (c_common_handle_option): Use OPT_MD and OPT_MMD
8467         instead of OPT_MDX and OPT_MMDX.
8469 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
8471         * c.opt (MDX, MMDX, lang-asm): Mark RejectDriver.
8473 2010-08-12  Joseph Myers  <joseph@codesourcery.com>
8475         * c.opt (MD, MMD): Change to MDX and MMDX.
8476         * c-opts.c (c_common_handle_option): Use OPT_MMD and OPT_MMDX.
8478 2010-08-11  Joseph Myers  <joseph@codesourcery.com>
8480         * c-opts.c (c_common_handle_option): Call handle_generated_option
8481         instead of handle_option.
8483 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
8485         * c-pragma.c (add_to_renaming_pragma_list): Fix call to VEC_safe_push.
8486         (maybe_apply_renaming_pragma): Delete unneeded declarations.
8488 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
8490         * c-pragma.c (pending_redefinition): Declare.  Declare a VEC of it.
8491         (pending_redefine_extname): Change type to a VEC.
8492         (add_to_renaming_pragma_list): Update for new type of
8493         pending_redefine_extname.
8494         (maybe_apply_renaming_pragma): Likewise.
8496 2010-08-04  Arnaud Charlet  <charlet@adacore.com>
8498         * c-ada-spec.c (dump_ada_template): Mark underlying instance type as
8499         visited.
8500         (dump_generic_ada_node): Code clean up. Use TREE_VISITED flag to
8501         decide whether a type has already been declared/seen.
8502         Do not go to the original type.
8503         (dump_nested_types): New parameter forward.
8504         Generate forward declaration if needed and mark type as visited.
8505         (print_ada_declaration): Call dump_nested_types if not already done.
8506         Mark types as visited.
8508 2010-08-03  Joseph Myers  <joseph@codesourcery.com>
8510         * c.opt (-print-pch-checksum): Remove option.
8511         * c-opts.c (c_common_handle_option): Don't handle
8512         OPT_print_pch_checksum.
8514 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
8516         * c-common.h (c_common_handle_option): Update prototype and return
8517         value type.
8518         * c-opts.c (c_common_handle_option): Update prototype and return
8519         value type.  Update calls to handle_option and
8520         enable_warning_as_error.
8522 2010-07-27  Jakub Jelinek  <jakub@redhat.com>
8524         PR c/45079
8525         * c-pretty-print.c (pp_c_expression): Handle C_MAYBE_CONST_EXPR.
8527 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
8529         * c-common.h (c_common_missing_argument): Remove.
8530         * c-opts.c (c_common_missing_argument): Remove.
8531         * c.opt (A, D, F, I, MD, MMD, MQ, MT, U, fconstant-string-class=,
8532         idirafter, imacros, include, isysroot, isystem, iquote): Add
8533         MissingArgError.
8534         * c-objc-common.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.
8536 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
8538         * c-common.h (c_common_option_lang_mask,
8539         c_common_initialize_diagnostics, c_common_complain_wrong_lang_p):
8540         New.
8541         (c_common_init_options): Update prototype.
8542         * c-opts.c (c_common_option_lang_mask): New.
8543         (c_common_initialize_diagnostics): Split out of
8544         c_common_init_options.
8545         (accept_all_c_family_options, c_common_complain_wrong_lang_p):
8546         New.
8547         (c_common_init_options): Update prototype.  Use decoded options in
8548         search for -lang-asm.
8550 2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>
8552         * c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
8553         * c-format.c: Likewise.
8555 2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
8557         * c-common.h: Include diagnostic-core.h. Error if already
8558         included.
8559         * c-semantics.c: Do not define GCC_DIAG_STYLE here.
8561 2010-07-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
8563         * c-common.c (IN_GCC_FRONTEND): Do not undef.
8564         Do not include expr.h
8565         (vector_mode_valid_p): Move here.
8567 2010-06-21  DJ Delorie  <dj@redhat.com>
8569         * c-pragma.c (handle_pragma_diagnostic): Add push/pop,
8570         allow these pragmas anywhere.
8572 2010-06-14  Jakub Jelinek  <jakub@redhat.com>
8574         PR bootstrap/44509
8575         * c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
8576         (lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
8577         (lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
8578         ggc_strdup instead of xstrdup.
8580 2010-06-10  Jakub Jelinek  <jakub@redhat.com>
8582         * c-cppbuiltin.c: Include cpp-id-data.h.
8583         (lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
8584         (lazy_hex_fp_value): New function.
8585         (builtin_define_with_hex_fp_value): Provide definitions lazily.
8587 2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
8589         * c-gimplify.c: Do not include tree-flow.h
8591 2010-06-29  Joern Rennecke  <joern.rennecke@embecosm.com>
8593         PR other/44034
8594         * c-common.c: Rename targetm member:
8595         targetm.enum_va_list -> targetm.enum_va_list_p
8597 2010-06-28  Anatoly Sokolov  <aesok@post.ru>
8599         * c-common.c (shorten_compare): Adjust call to force_fit_type_double.
8601 2010-06-28  Steven Bosscher  <steven@gcc.gnu.org>
8603         * c-cppbuiltin.c: Do not include except.h.
8605 2010-06-24  Andi Kleen  <ak@linux.intel.com>
8607         * c-common.c (warn_for_omitted_condop): New.
8608         * c-common.h (warn_for_omitted_condop): Add prototype.
8610 2010-06-21  Joseph Myers  <joseph@codesourcery.com>
8612         * c.opt (lang-objc): Remove.
8613         * c-opts.c (c_common_handle_option): Don't handle OPT_lang_objc.
8615 2010-06-21  Joern Rennecke  <joern.rennecke@embecosm.com>
8617         * c-opts.c: Include "tm_p.h".
8619 2010-06-20  Joseph Myers  <joseph@codesourcery.com>
8621         * c-common.c (parse_optimize_options): Update call to
8622         decode_options.
8624 2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>
8626         * c-common.c (record_types_used_by_current_var_decl): Adjust for
8627         new type of types_used_by_cur_var_decl.
8629 2010-06-17  Joern Rennecke  <joern.rennecke@embecosm.com>
8631         PR bootstrap/44512
8632         * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Add cast
8633         for C++ standard compliance.
8635 2010-06-16  Jason Merrill  <jason@redhat.com>
8637         * c.opt: Add -Wnoexcept.
8639 2010-06-16  Richard Guenther  <rguenther@suse.de>
8641         PR c/44555
8642         * c-common.c (c_common_truthvalue_conversion): Remove
8643         premature and wrong optimization concering ADDR_EXPRs.
8645 2010-06-15  Arnaud Charlet  <charlet@adacore.com>
8647         * c-ada-spec.c (dump_sloc): Remove column info.
8648         (is_simple_enum): New function.
8649         (dump_generic_ada_node, print_ada_declaration): Map C enum types to Ada
8650         enum types when relevant.
8652 2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
8654         * c-common.c (conversion_warning): Warn at expression
8655         location.
8657 2010-06-10  Joseph Myers  <joseph@codesourcery.com>
8659         * c-opts.c (c_common_handle_option): Don't handle
8660         OPT_fshow_column.
8662 2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
8664         * c-pragma.c (push_alignment): Use typed GC allocation.
8665         (handle_pragma_push_options): Likewise.
8667         * c-common.c (parse_optimize_options): Likewise.
8669         * c-common.h (struct sorted_fields_type): Add variable_size GTY
8670         option.
8672 2010-06-07  Joseph Myers  <joseph@codesourcery.com>
8674         * c-common.c (flag_preprocess_only, flag_undef, flag_no_builtin,
8675         flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
8676         flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
8677         flag_signed_bitfields, warn_strict_null_sentinel,
8678         flag_nil_receivers, flag_zero_link, flag_replace_objc_classes,
8679         flag_gen_declaration, flag_no_gnu_keywords,
8680         flag_implement_inlines, flag_implicit_templates,
8681         flag_implicit_inline_templates, flag_optional_diags,
8682         flag_elide_constructors, flag_default_inline, flag_rtti,
8683         flag_conserve_space, flag_access_control, flag_check_new,
8684         flag_new_for_scope, flag_weak, flag_working_directory,
8685         flag_use_cxa_atexit, flag_use_cxa_get_exception_ptr,
8686         flag_enforce_eh_specs, flag_threadsafe_statics,
8687         flag_pretty_templates): Remove.
8688         * c-common.h (flag_preprocess_only, flag_nil_receivers,
8689         flag_objc_exceptions, flag_objc_sjlj_exceptions, flag_zero_link,
8690         flag_replace_objc_classes, flag_undef, flag_no_builtin,
8691         flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
8692         flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
8693         flag_const_strings, flag_signed_bitfields, flag_gen_declaration,
8694         flag_no_gnu_keywords, flag_implement_inlines,
8695         flag_implicit_templates, flag_implicit_inline_templates,
8696         flag_optional_diags, flag_elide_constructors, flag_default_inline,
8697         flag_rtti, flag_conserve_space, flag_access_control,
8698         flag_check_new, flag_new_for_scope, flag_weak,
8699         flag_working_directory, flag_use_cxa_atexit,
8700         flag_use_cxa_get_exception_ptr, flag_enforce_eh_specs,
8701         flag_threadsafe_statics, flag_pretty_templates,
8702         warn_strict_null_sentinel): Remove.
8703         * c.opt (E, Wstrict-null-sentinel, faccess-control, fasm,
8704         fbuiltin, fcheck-new, fconserve-space, felide-constructors,
8705         fenforce-eh-specs, ffor-scope, fgnu-keywords, fimplement-inlines,
8706         fimplicit-inline-templates, fimplicit-templates,
8707         flax-vector-conversions, fms-extensions, fnil-receivers,
8708         fnonansi-builtins, fpretty-templates, freplace-objc-classes,
8709         frtti, fshort-double, fshort-enums, fshort-wchar,
8710         fsigned-bitfields, fsigned-char, fstats, fthreadsafe-statics,
8711         funsigned-bitfields, funsigned-char, fuse-cxa-atexit,
8712         fuse-cxa-get-exception-ptr, fweak, fworking-directory, fzero-link,
8713         gen-decls, undef): Use Var.
8714         (fdefault-inline, foptional-diags): Document as doing nothing.
8715         * c-opts.c (c_common_handle_option): Remove cases for options now
8716         using Var.  Mark ignored options as such.
8718 2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>
8720         * c-common.c: Moved to here from parent directory.
8721         * c-common.def: Likewise.
8722         * c-common.h: Likewise.
8723         * c-cppbuiltin.c: Likewise.
8724         * c-dump.c: Likewise.
8725         * c-format.c: Likewise.
8726         * c-format.h : Likewise.
8727         * c-gimplify.c: Likewise.
8728         * c-lex.c: Likewise.
8729         * c-omp.c: Likewise.
8730         * c.opt: Likewise.
8731         * c-opts.c: Likewise.
8732         * c-pch.c: Likewise.
8733         * c-ppoutput.c: Likewise.
8734         * c-pragma.c: Likewise.
8735         * c-pragma.h: Likewise.
8736         * c-pretty-print.c: Likewise.
8737         * c-pretty-print.h: Likewise.
8738         * c-semantics.c: Likewise.
8739         * stub-objc.c: Likewise.
8741         * c-common.c: Include gt-c-family-c-common.h.
8742         * c-pragma.c: Include gt-c-family-c-pragma.h.
8744 Copyright (C) 2010-2018 Free Software Foundation, Inc.
8746 Copying and distribution of this file, with or without modification,
8747 are permitted in any medium without royalty provided the copyright
8748 notice and this notice are preserved.