| blob | 69495aff11e1d1e29cb1e353b724659d556bebde |
1 2024-02-26 Jakub Jelinek <jakub@redhat.com>
3 PR c/114042
4 * c-parser.cc (c_parser_postfix_expression): Diagnose
5 __builtin_stdc_bit_* argument with ENUMERAL_TYPE or BOOLEAN_TYPE
6 type or if signed here rather than on the replacement builtins
7 in check_builtin_function_arguments.
9 2024-02-22 Jakub Jelinek <jakub@redhat.com>
11 PR c/114007
12 * c-parser.cc (c_parser_std_attribute): Remove loose_scope_p argument.
13 Instead of checking it, parse 2 CPP_COLONs with the first one with
14 COLON_SCOPE flag the same as CPP_SCOPE.
15 (c_parser_std_attribute_list): Remove loose_scope_p argument, don't
16 pass it to c_parser_std_attribute.
17 (c_parser_std_attribute_specifier): Adjust c_parser_std_attribute_list
18 caller.
20 2024-02-13 Tobias Burnus <tburnus@baylibre.com>
22 PR middle-end/113904
23 * c-parser.cc (c_parser_omp_context_selector): Handle splitting of
24 OMP_TRAIT_PROPERTY_EXPR into OMP_TRAIT_PROPERTY_{DEV_NUM,BOOL}_EXPR.
26 2024-02-10 Jakub Jelinek <jakub@redhat.com>
28 * c-decl.cc (get_parm_array_spec): Use HOST_WIDE_INT_PRINT_UNSIGNED
29 instead of "%lu" and casts to unsigned long or unsigned long long.
31 2024-02-08 Joseph Myers <josmyers@redhat.com>
33 PR c/113776
34 * c-typeck.cc (c_objc_common_truthvalue_conversion): Return an
35 integer constant expression for boolean conversion of floating
36 constant.
38 2024-02-05 Jakub Jelinek <jakub@redhat.com>
40 PR c/113740
41 * c-decl.cc (finish_struct): Only use build_bitint_type if
42 bit-field has width larger or equal to minimum _BitInt
43 precision.
45 2024-01-31 Joseph Myers <josmyers@redhat.com>
47 PR c/112571
48 * c-decl.cc (start_enum): Clear ENUM_FIXED_UNDERLYING_TYPE_P when
49 defining without a fixed underlying type an enumeration previously
50 declared with a fixed underlying type.
52 2024-01-31 Martin Uecker <uecker@tugraz.at>
54 PR c/113438
55 * c-typeck.cc (composite_type_internal): Set TYPE_STUB_DECL.
57 2024-01-31 Joseph Myers <josmyers@redhat.com>
59 PR c/111059
60 PR c/111911
61 * c-tree.h (c_objc_common_truthvalue_conversion): Add third
62 argument.
63 * c-convert.cc (c_convert): For conversions to boolean, pass third
64 argument to c_objc_common_truthvalue_conversion rather than
65 converting here.
66 * c-typeck.cc (build_c_cast): Ensure arguments with integer
67 operands are marked as such for conversion to boolean.
68 (c_objc_common_truthvalue_conversion): Add third argument TYPE.
70 2024-01-21 Martin Uecker <uecker@tugraz.at>
72 PR c/113492
73 * c-decl.cc (grokdeclarator): Use c_common_unsigned_type instead of
74 unsigned_type_for to create the unsigned type for bitfields declared
75 with int when using -funsigned-bitfields.
77 2024-01-12 Jakub Jelinek <jakub@redhat.com>
79 PR c/113315
80 * c-typeck.cc (build_array_ref): If index has BITINT_TYPE type with
81 precision larger than sizetype precision, convert it to sizetype.
83 2024-01-11 Julian Brown <julian@codesourcery.com>
85 * c-parser.cc (c_parser_braced_init, c_parser_conditional_expression):
86 Don't allow OpenMP array section.
87 (c_parser_postfix_expression): Don't allow array section in statement
88 expression.
89 (c_parser_postfix_expression_after_primary): Add support for OpenMP
90 array section parsing.
91 (c_parser_expr_list): Don't allow OpenMP array section here.
92 (c_parser_omp_variable_list): Change ALLOW_DEREF parameter to
93 MAP_LVALUE. Support parsing of general lvalues in "map", "to" and
94 "from" clauses.
95 (c_parser_omp_var_list_parens): Change ALLOW_DEREF parameter to
96 MAP_LVALUE. Update call to c_parser_omp_variable_list.
97 (c_parser_oacc_data_clause): Update calls to
98 c_parser_omp_var_list_parens.
99 (c_parser_omp_clause_reduction): Use OMP_ARRAY_SECTION tree node
100 instead of TREE_LIST for array sections.
101 (c_parser_omp_target): Allow GOMP_MAP_ATTACH.
102 * c-tree.h (c_omp_array_section_p): Add extern declaration.
103 (build_omp_array_section): Add prototype.
104 * c-typeck.cc (c_omp_array_section_p): Add flag.
105 (mark_exp_read): Support OMP_ARRAY_SECTION.
106 (build_omp_array_section): Add function.
107 (build_external_ref): Tweak error path for OpenMP array sections.
108 (handle_omp_array_sections_1): Use OMP_ARRAY_SECTION tree code instead
109 of TREE_LIST. Handle more kinds of expressions.
110 (c_oacc_check_attachments): Use OMP_ARRAY_SECTION instead of TREE_LIST
111 for array sections.
112 (c_finish_omp_clauses): Use OMP_ARRAY_SECTION instead of TREE_LIST.
113 Check for supported expression types.
115 2024-01-09 Tamar Christina <tamar.christina@arm.com>
117 PR c/113267
118 * c-parser.cc (c_parser_for_statement): Skip the pragma is no cond.
120 2024-01-03 Kwok Cheung Yeung <kcy@codesourcery.com>
122 * c-parser.cc (c_parser_omp_clause_name): Move handling of indirect
123 clause to correspond to alphabetical order.
125 2023-12-30 Martin Uecker <uecker@tugraz.at>
127 * c-typeck.cc (tagged_types_tu_compatible_p): Revise.
129 2023-12-22 Martin Uecker <uecker@tugraz.at>
131 * c-typeck.cc (composite_type_internal): Adapted from
132 composite_type to support structs and unions.
133 (composite_type): New wrapper function.
134 (build_conditional_operator): Return composite type.
135 * c-decl.cc (finish_struct): Allow NULL for
136 enclosing_struct_parse_info.
138 2023-12-21 Martin Uecker <uecker@tugraz.at>
140 * c-decl.cc (c_struct_hasher): Hash stable for struct
141 types.
142 (c_struct_hasher::hash, c_struct_hasher::equal): New
143 functions.
144 (finish_struct): Set TYPE_CANONICAL to first struct in
145 equivalence class.
146 * c-objc-common.cc (c_get_alias_set): Let structs or
147 unions with variable size alias anything.
148 * c-tree.h (comptypes_equiv): New prototype.
149 * c-typeck.cc (comptypes_equiv): New function.
150 (comptypes_internal): Implement equivalence mode.
151 (tagged_types_tu_compatible): Implement equivalence mode.
153 2023-12-21 Martin Uecker <uecker@tugraz.at>
155 * c-tree.h (c_parser_enum_specifier): Add parameter.
156 * c-decl.cc (start_enum): Allow redefinition.
157 (finish_enum): Diagnose conflicts.
158 (build_enumerator): Set context.
159 (diagnose_mismatched_decls): Diagnose conflicting enumerators.
160 (push_decl): Preserve context for enumerators.
161 * c-typeck.cc (tagged_types_tu_compatible_p): Adapt.
162 * c-parser.cc (c_parser_enum_specifier): Remember when
163 seen is from an enum type which is not yet defined.
165 2023-12-21 Martin Uecker <uecker@tugraz.at>
167 * c-decl.cc (previous_tag): New function.
168 (parser_xref_tag): Find earlier definition.
169 (get_parm_info): Turn off warning for C23.
170 (start_struct): Allow redefinitons.
171 (finish_struct): Diagnose conflicts.
172 * c-tree.h (comptypes_same_p): Add prototype.
173 * c-typeck.cc (comptypes_same_p): New function.
174 (comptypes_internal): Activate comparison of tagged types.
175 (convert_for_assignment): Ignore qualifiers.
176 (digest_init): Add error.
177 (initialized_elementwise_p): Allow compatible types.
179 2023-12-20 Jakub Jelinek <jakub@redhat.com>
181 * c-parser.cc (c_parser_postfix_expression_after_primary): Grow
182 sizeof_arg and sizeof_arg_loc arrays to 6 elements. Call
183 warn_for_calloc if warn_calloc_transposed_args for functions with
184 alloc_size type attribute with 2 arguments.
185 (c_parser_expr_list): Use 6 instead of 3.
186 * c-typeck.cc (build_c_cast): Call warn_for_alloc_size for casts
187 of calls to functions with alloc_size type attribute.
188 (convert_for_assignment): Likewise.
190 2023-12-19 Sandra Loosemore <sandra@codesourcery.com>
192 * c-parser.cc (omp_construct_selectors): Delete.
193 (omp_device_selectors): Delete.
194 (omp_implementation_selectors): Delete.
195 (omp_user_selectors): Delete.
196 (c_parser_omp_context_selector): Adjust for new representations
197 and simplify dispatch logic. Uniformly warn instead of sometimes
198 error when an unknown selector is found. Adjust error messages
199 for extraneous/incorrect score.
200 (c_parser_omp_context_selector_specification): Likewise.
201 (c_finish_omp_declare_variant): Adjust for new representations.
203 2023-12-19 Sandra Loosemore <sandra@codesourcery.com>
205 * c-parser.cc (c_parser_omp_context_selector): Adjust for new
206 namelist property representation.
208 2023-12-19 Sandra Loosemore <sandra@codesourcery.com>
210 * c-parser.cc (c_parser_omp_context_selector): Use new constructors.
212 2023-12-18 Richard Biener <rguenther@suse.de>
214 PR c/111975
215 * gimple-parser.cc (c_parser_gimple_postfix_expression):
216 Parse TARGET_MEM_REF extended operands for __MEM.
218 2023-12-13 Jason Merrill <jason@redhat.com>
220 * c-typeck.cc (convert_for_assignment): Adjust call to
221 warn_for_address_of_packed_member.
223 2023-12-13 Julian Brown <julian@codesourcery.com>
225 * c-parser.cc (c_parser_oacc_all_clauses): Add TARGET_P parameter. Use
226 to select region type for c_finish_omp_clauses call.
227 (c_parser_oacc_loop): Update calls to c_parser_oacc_all_clauses.
228 (c_parser_oacc_compute): Likewise.
229 (c_parser_omp_target_data, c_parser_omp_target_enter_data): Support
230 ATTACH kind.
231 (c_parser_omp_target_exit_data): Support DETACH kind.
232 (check_clauses): Handle GOMP_MAP_POINTER and GOMP_MAP_ATTACH here.
233 * c-typeck.cc (handle_omp_array_sections_1,
234 handle_omp_array_sections, c_finish_omp_clauses): Use
235 c_omp_address_inspector class and OMP address tokenizer to analyze and
236 expand map clause expressions. Fix some diagnostics. Fix "is OpenACC"
237 condition for C_ORT_ACC_TARGET addition.
239 2023-12-13 Julian Brown <julian@codesourcery.com>
241 * c-typeck.cc (c_finish_omp_clauses): Add braces and reindent
242 OMP_CLAUSE_TO/OMP_CLAUSE_FROM/OMP_CLAUSE__CACHE_ stanza.
244 2023-12-11 Martin Uecker <uecker@tugraz.at>
246 PR c/112488
247 * c-decl.cc (add_decl_expr): Revise.
248 (finish_struct): Create DECL_EXPR.
249 * c-parser.cc (c_parser_struct_or_union_specifier): Call
250 finish_struct with expression for VLA sizes.
251 * c-tree.h (finish_struct): Add argument.
253 2023-12-11 Tobias Burnus <tobias@codesourcery.com>
255 * c-parser.cc (c_parser_omp_requires): Handle acquires/release
256 in atomic_default_mem_order clause.
257 (c_parser_omp_atomic): Update.
259 2023-12-05 Richard Sandiford <richard.sandiford@arm.com>
261 * c-decl.cc (std_attribute_table): Add extra braces to work
262 around PR 16333 in older compilers.
264 2023-12-05 Richard Biener <rguenther@suse.de>
266 PR c/86869
267 * c-typeck.cc (c_build_qualified_type): Preserve address-space
268 info for ARRAY_TYPE.
270 2023-12-02 Richard Sandiford <richard.sandiford@arm.com>
272 * c-tree.h (std_attribute_table): Declare.
273 * c-decl.cc (std_attribute_table): Change type to
274 scoped_attribute_specs, using...
275 (std_attributes): ...this as the underlying array.
276 (c_init_decl_processing): Remove call to register_scoped_attributes.
277 * c-objc-common.h (c_objc_attribute_table): New global.
278 (LANG_HOOKS_ATTRIBUTE_TABLE): Use it.
279 (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE): Delete.
280 (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Delete.
282 2023-12-01 Florian Weimer <fweimer@redhat.com>
284 PR other/44209
285 * c-decl.cc (grokparms): Issue permerror for
286 OPT_Wdeclaration_missing_parameter_type instead of a pedwarn.
288 2023-12-01 Florian Weimer <fweimer@redhat.com>
290 PR c/96284
291 * c-typeck.cc (build_conditional_expr): Upgrade most pointer
292 type mismatches to a permerror.
293 (convert_for_assignment): Use permerror_opt and
294 permerror_init for OPT_Wincompatible_pointer_types warnings.
296 2023-12-01 Florian Weimer <fweimer@redhat.com>
298 PR c/96284
299 * c-typeck.cc (c_finish_return): Use permerrors
300 for OPT_Wreturn_mismatch diagnostics.
302 2023-12-01 Florian Weimer <fweimer@redhat.com>
304 * c-decl.cc (grokdeclarator): Do not skip -Wimplicit-int
305 warnings or errors in system headers.
307 2023-12-01 Florian Weimer <fweimer@redhat.com>
309 * c-decl.cc (warn_defaults_to): Remove.
310 (grok_declarator, start_function): Call permerror_opt
311 instead of warn_defaults_to.
312 (store_parm_decls_oldstyle): Call permerror_opt for
313 OPT_Wimplicit_int.
315 2023-12-01 Florian Weimer <fweimer@redhat.com>
317 PR c/91092
318 PR c/96284
319 * c-decl.cc (implicit_decl_permerror): Rename from
320 implicit_decl_warning. Call permerror_opt instead of
321 pedwarn and warning_at.
322 (implicitly_declare): Adjust callers.
324 2023-12-01 Florian Weimer <fweimer@redhat.com>
326 PR c/96284
327 PR c/106416
328 * c-typeck.cc (build_conditional_expr): Use permerror_opt for
329 pointer/integer type mismatches, based on -Wint-conversion.
330 (pedwarn_permerror_init, permerror_init): New function.
331 (pedwarn_init): Call pedwarn_permerror_init.
332 (convert_for_assignment): Use permerror_opt and
333 permerror_init for -Wint-conversion warnings.
335 2023-11-29 Alexandre Oliva <oliva@adacore.com>
337 * c-typeck.cc (convert_lvalue_to_rvalue): Decay hardbools.
338 * c-convert.cc (convert): Convert to hardbool through
339 truthvalue.
340 * c-decl.cc (check_bitfield_type_and_width): Skip enumeral
341 truncation warnings for hardbool.
342 (finish_struct): Propagate hardbool attribute to bitfield
343 types.
344 (digest_init): Convert to hardbool.
346 2023-11-28 Jason Merrill <jason@redhat.com>
348 PR c++/94264
349 PR c++/53220
350 * c-typeck.cc (array_to_pointer_conversion): Adjust -Wc++-compat
351 diagnostic.
353 2023-11-28 Richard Biener <rguenther@suse.de>
355 PR middle-end/112741
356 * gimple-parser.cc (c_parser_parse_gimple_body): Also
357 set DECL_SEEN_IN_BIND_EXPR_Pfor locals.
359 2023-11-27 Alex Coplan <alex.coplan@arm.com>
360 Iain Sandoe <iain@sandoe.co.uk>
362 PR c++/60512
363 * c-lang.cc (c_family_register_lang_features): New.
364 * c-objc-common.cc (struct c_feature_info): New.
365 (c_register_features): New.
366 * c-objc-common.h (c_register_features): New.
368 2023-11-24 Tobias Burnus <tobias@codesourcery.com>
370 * c-parser.cc (c_parser_omp_clause_num_threads,
371 c_parser_omp_clause_num_tasks, c_parser_omp_clause_grainsize,
372 c_parser_omp_clause_priority, c_parser_omp_clause_schedule,
373 c_parser_omp_clause_num_teams, c_parser_omp_clause_thread_limit,
374 c_parser_omp_clause_dist_schedule, c_parser_omp_depobj,
375 c_parser_omp_scan_loop_body, c_parser_omp_assumption_clauses):
376 Add OPT_Wopenmp to warning_at.
378 2023-11-24 Tobias Burnus <tobias@codesourcery.com>
380 * c-parser.cc (c_parser_omp_depobj): Accept optionally an argument
381 to the destroy clause.
383 2023-11-23 Jakub Jelinek <jakub@redhat.com>
385 * c-parser.cc (c_parser_postfix_expression): Handle RID_BUILTIN_STDC.
386 * c-decl.cc (names_builtin_p): Likewise.
388 2023-11-14 Jakub Jelinek <jakub@redhat.com>
390 PR c/111309
391 * c-typeck.cc (convert_arguments): Don't promote first argument
392 of BUILT_IN_{CLZ,CTZ,CLRSB,FFS,PARITY,POPCOUNT}G.
394 2023-11-10 Martin Uecker <uecker@tugraz.at>
396 * c-typeck.cc (struct comptypes_data): Add anon_field flag.
397 (comptypes, comptypes_check_unum_int,
398 comptypes_check_different_types): Remove old cache.
399 (tagged_tu_types_compatible_p): Rewrite.
401 2023-11-09 Florian Weimer <fweimer@redhat.com>
403 * c-typeck.cc (c_finish_return): Use pedwarn with
404 OPT_Wreturn_mismatch for missing/extra return expressions.
406 2023-11-07 Kwok Cheung Yeung <kcy@codesourcery.com>
408 * c-decl.cc (c_decl_attributes): Add attribute for indirect
409 functions.
410 * c-lang.h (c_omp_declare_target_attr): Add indirect field.
411 * c-parser.cc (c_parser_omp_clause_name): Handle indirect clause.
412 (c_parser_omp_clause_indirect): New.
413 (c_parser_omp_all_clauses): Handle indirect clause.
414 (OMP_DECLARE_TARGET_CLAUSE_MASK): Add indirect clause to mask.
415 (c_parser_omp_declare_target): Handle indirect clause. Emit error
416 message if device_type or indirect clauses used alone. Emit error
417 if indirect clause used with device_type that is not 'any'.
418 (OMP_BEGIN_DECLARE_TARGET_CLAUSE_MASK): Add indirect clause to mask.
419 (c_parser_omp_begin): Handle indirect clause.
420 * c-typeck.cc (c_finish_omp_clauses): Handle indirect clause.
422 2023-11-07 Joseph Myers <joseph@codesourcery.com>
424 * c-decl.cc: Use flag_isoc23 instead of flag_isoc2x and c23_auto_p
425 instead of c2x_auto_p. Refer to C23 instead of C2X in diagnostics
426 and comments.
427 * c-errors.cc: Use flag_isoc23 instead of flag_isoc2x and
428 warn_c11_c23_compat instead of warn_c11_c2x_compat. Refer to C23
429 instead of C2X in comments.
430 * c-parser.cc: Use flag_isoc23 instead of flag_isoc2x,
431 warn_c11_c23_compat instead of warn_c11_c2x_compat, c23_auto_p
432 instead of c2x_auto_p and D_C23 instead of D_C2X. Refer to C23
433 instead of C2X in diagnostics and comments.
434 * c-tree.h: Refer to C23 instead of C2X in comments.
435 (struct c_declspecs): Rename c2x_auto_p to c23_auto_p.
436 * c-typeck.cc: Use flag_isoc23 instead of flag_isoc2x and
437 warn_c11_c23_compat instead of warn_c11_c2x_compat. Refer to C23
438 instead of C2X in diagnostics and comments.
440 2023-11-06 Joseph Myers <joseph@codesourcery.com>
442 PR c/107954
443 * c-errors.cc (pedwarn_c11): Use OPT_Wc11_c23_compat instead of
444 OPT_Wc11_c2x_compat.
445 * c-typeck.cc (build_conditional_expr, convert_for_assignment):
446 Use OPT_Wc11_c23_compat instead of OPT_Wc11_c2x_compat.
448 2023-11-04 Jakub Jelinek <jakub@redhat.com>
450 * c-parser.h (c_maybe_parse_omp_decl): Declare.
451 * c-parser.cc (struct c_parser): Add in_omp_decl_attribute member.
452 (c_parser_std_attribute): Uncoment omp::decl handling.
453 (c_parser_omp_var_list_parens): If parser->in_omp_decl_attribute
454 don't expect any arguments, instead create clause or TREE_LIST for
455 that decl.
456 (c_maybe_parse_omp_decl): New function.
457 (c_parser_omp_declare_target): If parser->in_omp_decl_attribute and
458 first token isn't name or comma invoke c_parser_omp_var_list_parens.
459 * c-decl.cc (c_decl_attributes): Uncomment omp::decl handling and
460 use *node rather than non-existing *decl.
462 2023-11-04 Jakub Jelinek <jakub@redhat.com>
464 * c-tree.def: New file.
465 * c-tree.h (struct c_tree_token_vec): Forward declare.
466 (c_tree_size): Declare.
467 * c-lang.h (struct c_omp_declare_target_attr): Add attr_syntax member.
468 (struct c_omp_begin_assumes_data): New type.
469 (current_omp_begin_assumes): Change type from int to
470 vec<c_omp_begin_assumes_data, va_gc> *.
471 * c-lang.cc: Include c-family/c-pragma.h and c-parser.h.
472 * c-parser.h (struct c_tree_token_vec_struct): New type.
473 (C_TOKEN_VEC_TOKENS): New macro.
474 * c-parser.cc (struct c_parser): Add omp_attrs_forbidden_p and
475 in_omp_attribute_pragma members.
476 (c_parser_skip_until_found): Handle CPP_PRAGMA_EOL when
477 parser->in_omp_attribute_pragma.
478 (c_parser_skip_to_pragma_eol): Likewise.
479 (c_parser_translation_unit): Adjust for current_omp_begin_assumes
480 being a vector rather than counter.
481 (c_parser_declaration_or_fndef): Handle omp::directive and
482 omp::sequence attributes on attribute declaration and declare simd
483 or declare variant directives in those on function declarations.
484 (c_parser_check_balanced_raw_token_sequence): Forward declare.
485 (c_parser_omp_directive_args, c_parser_omp_sequence_args): New
486 functions.
487 (c_parser_std_attribute): Handle omp::directive and omp::sequence
488 attributes.
489 (struct c_omp_attribute_data): New type.
490 (c_parser_handle_statement_omp_attributes,
491 c_parser_handle_directive_omp_attributes): New functions.
492 (c_parser_compound_statement_nostart): Handle omp::directive and
493 omp::sequence attributes on statements. Formatting fix.
494 (c_parser_all_labels): Handle omp::directive and omp::sequence
495 attributes on statements.
496 (c_parser_statement): Clear parser->omp_attrs_forbidden_p.
497 (c_parser_omp_variable_list): Handle parser->tokens
498 != &parser->tokens_buf[0] by saving/restoring it.
499 (c_parser_omp_structured_block): Set parser->omp_attrs_forbidden_p.
500 (c_parser_omp_section_scan): New function.
501 (c_parser_omp_structured_block_sequence, c_parser_omp_sections_scope):
502 Use it.
503 (c_parser_omp_parallel): Set parser->omp_attrs_forbidden_p.
504 (c_parser_omp_task): Likewise.
505 (c_parser_omp_declare_simd): Handle function declaration after
506 std attributes.
507 (c_finish_omp_declare_simd): Don't assert all kinds are the same.
508 (c_parser_omp_declare_target): Also push attr_syntax flag.
509 (c_parser_omp_begin): Likewise. Adjust for current_omp_begin_assumes
510 type change.
511 (c_parser_omp_end): Adjust for current_omp_begin_assumes type
512 change. Diagnose mixing of attribute vs. pragma syntax on end assumes
513 or end declare target.
514 (c_parser_omp_declare_reduction): Handle parser->tokens
515 != &parser->tokens_buf[0] by saving/restoring it.
516 * c-decl.cc: Include c-parser.h.
517 (current_omp_begin_assumes): Change type from int to
518 vec<c_omp_begin_assumes_data, va_gc> *.
519 (struct c_tree_token_vec): New type. Add static assertions
520 for sizeof and offsetof.
521 (union lang_tree_node): Add c_token_vec member and adjust GTY
522 desc for it.
523 (c_tree_size): New function.
524 (c_decl_attributes): Diagnose invalid omp::directive attribute
525 uses.
526 * c-objc-common.h (LANG_HOOKS_TREE_SIZE): Redefine.
528 2023-11-02 Martin Uecker <uecker@tugraz.at>
530 PR c/112347
531 * c-typeck.cc (convert_for_assignment): Add missing check.
533 2023-11-01 Martin Uecker <uecker@tugraz.at>
535 PR c/71219
536 * c-typeck.cc (convert_for_assignment): Add warning.
538 2023-10-26 liuhongt <hongtao.liu@intel.com>
540 * c-typeck.cc (build_vec_cmp): Pass type of arg0 to
541 truth_type_for.
543 2023-10-25 Thomas Schwinge <thomas@codesourcery.com>
545 * c-parser.cc (c_parser_omp_clause_name): Return
546 'PRAGMA_OACC_CLAUSE_SELF' for "self".
547 (c_parser_oacc_data_clause, OACC_UPDATE_CLAUSE_MASK): Adjust.
548 (c_parser_oacc_all_clauses): Remove 'bool compute_p' formal
549 parameter, and instead locally determine whether we're called for
550 an OpenACC compute construct or OpenACC 'update' directive.
551 (c_parser_oacc_compute): Adjust.
553 2023-10-25 Chung-Lin Tang <cltang@codesourcery.com>
555 * c-parser.cc (c_parser_oacc_compute_clause_self): New function.
556 (c_parser_oacc_all_clauses): Add new 'bool compute_p = false'
557 parameter, add parsing of self clause when compute_p is true.
558 (OACC_KERNELS_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_SELF.
559 (OACC_PARALLEL_CLAUSE_MASK): Likewise,
560 (OACC_SERIAL_CLAUSE_MASK): Likewise.
561 (c_parser_oacc_compute): Adjust call to c_parser_oacc_all_clauses to
562 set compute_p argument to true.
563 * c-typeck.cc (c_finish_omp_clauses): Add OMP_CLAUSE_SELF case.
565 2023-10-20 Florian Weimer <fweimer@redhat.com>
567 PR c/109827
568 PR other/44209
569 * c-typeck.cc (build_conditional_expr): Use OPT_Wint_conversion
570 for pointer/integer mismatch warnings.
572 2023-10-20 Florian Weimer <fweimer@redhat.com>
574 PR c/109826
575 PR other/44209
576 * c-typeck.cc (build_conditional_expr): Use
577 OPT_Wincompatible_pointer_types for pointer mismatches.
578 Emit location information for the operand.
580 2023-10-19 Andrew Pinski <pinskia@gmail.com>
582 PR c/100532
583 * c-typeck.cc (convert_argument): After erroring out
584 about an incomplete type return error_mark_node.
586 2023-10-19 Andrew Pinski <pinskia@gmail.com>
588 PR c/104822
589 * c-typeck.cc (convert_for_assignment): Check for null pointer
590 before warning about an incompatible scalar storage order.
592 2023-10-18 Andrew Pinski <pinskia@gmail.com>
594 PR c/101364
595 * c-decl.cc (diagnose_arglist_conflict): Test for
596 error mark before calling of c_type_promotes_to.
598 2023-10-18 Andrew Pinski <pinskia@gmail.com>
600 PR c/101285
601 * c-typeck.cc (c_safe_arg_type_equiv_p): Return true for error
602 operands early.
604 2023-10-17 Martin Uecker <uecker@tugraz.at>
606 PR c/111708
607 * c-decl.cc (grokdeclarator): Add error.
609 2023-10-03 David Malcolm <dmalcolm@redhat.com>
611 * c-objc-common.cc (c_tree_printer): Update for "m_" prefixes to
612 text_info fields.
614 2023-09-30 Eugene Rozenfeld <erozen@microsoft.com>
616 * Make-lang.in: Make create_fdas_for_cc1 target not .PHONY
618 2023-09-20 Jakub Jelinek <jakub@redhat.com>
620 * c-parser.cc (c_parser_postfix_expression_after_primary): Parse
621 __builtin_classify_type call with typename as argument.
623 2023-09-19 Richard Biener <rguenther@suse.de>
625 PR c/111468
626 * gimple-parser.cc (c_parser_gimple_binary_expression): Handle __LTGT.
628 2023-09-19 Richard Biener <rguenther@suse.de>
630 PR c/111468
631 * gimple-parser.cc (c_parser_gimple_binary_expression): Add
632 return type argument.
633 (c_parser_gimple_statement): Adjust.
634 (c_parser_gimple_paren_condition): Likewise.
635 (c_parser_gimple_binary_expression): Use passed in return type,
636 add support for - as POINTER_DIFF_EXPR, __UN{LT,LE,GT,GE,EQ},
637 __UNORDERED and __ORDERED.
639 2023-09-12 Tobias Burnus <tobias@codesourcery.com>
641 * c-parser.cc (struct c_omp_loc_tree): New.
642 (c_check_omp_allocate_allocator_r): New; checking moved from ...
643 (c_parser_omp_allocate): ... here. Call it via walk_tree. Avoid
644 ICE with tree_to_shwi for invalid too-large value.
646 2023-09-12 Tobias Burnus <tobias@codesourcery.com>
648 * c-parser.cc (c_parser_omp_construct): Move call to
649 c_parser_omp_allocate to ...
650 (c_parser_pragma): ... here.
651 (c_parser_omp_allocate): Avoid ICE is allocator could not be
652 parsed; set 'omp allocate' attribute for stack/automatic variables
653 and only reject static variables; add several additional
654 restriction checks.
655 * c-tree.h (c_mark_decl_jump_unsafe_in_current_scope): New prototype.
656 * c-decl.cc (decl_jump_unsafe): Return true for omp-allocated decls.
657 (c_mark_decl_jump_unsafe_in_current_scope): New.
658 (warn_about_goto, c_check_switch_jump_warnings): Add error for
659 omp-allocated decls.
661 2023-09-12 Martin Uecker <uecker@tugraz.at>
663 * c-typeck.cc (struct comptypes_data): Add structure.
664 (tagged_types_tu_compatible_p,
665 function_types_compatible_p, type_lists_compatible_p,
666 comptypes_internal): Add structure to interface, change
667 return type to bool, and adapt calls.
668 (comptarget_types): Change return type too bool.
669 (comptypes, comptypes_check_enum_int,
670 comptypes_check_different_types): Adapt calls.
672 2023-09-06 Jakub Jelinek <jakub@redhat.com>
674 PR c/102989
675 * c-decl.cc (finish_declspecs): Emit pedwarn_c11 on _BitInt.
676 * c-typeck.cc (c_common_type): Emit sorry for common type between
677 _Complex integer and larger _BitInt and return the _Complex integer.
679 2023-09-06 Jakub Jelinek <jakub@redhat.com>
681 PR c/102989
682 * c-convert.cc (c_convert): Handle BITINT_TYPE like INTEGER_TYPE.
683 * c-decl.cc (check_bitfield_type_and_width): Allow BITINT_TYPE
684 bit-fields.
685 (finish_struct): Prefer to use BITINT_TYPE for BITINT_TYPE bit-fields
686 if possible.
687 (declspecs_add_type): Formatting fixes. Handle cts_bitint. Adjust
688 for added union in *specs. Handle RID_BITINT.
689 (finish_declspecs): Handle cts_bitint. Adjust for added union
690 in *specs.
691 * c-parser.cc (c_keyword_starts_typename, c_token_starts_declspecs,
692 c_parser_declspecs, c_parser_gnu_attribute_any_word): Handle
693 RID_BITINT.
694 (c_parser_omp_clause_schedule): Handle BITINT_TYPE like INTEGER_TYPE.
695 * c-tree.h (enum c_typespec_keyword): Mention _BitInt in comment.
696 Add cts_bitint enumerator.
697 (struct c_declspecs): Move int_n_idx and floatn_nx_idx into a union
698 and add bitint_prec there as well.
699 * c-typeck.cc (c_common_type, comptypes_internal):
700 Handle BITINT_TYPE.
701 (perform_integral_promotions): Promote BITINT_TYPE bit-fields to
702 their declared type.
703 (build_array_ref, build_unary_op, build_conditional_expr,
704 build_c_cast, convert_for_assignment, digest_init, build_binary_op):
705 Handle BITINT_TYPE.
706 * c-fold.cc (c_fully_fold_internal): Handle BITINT_TYPE like
707 INTEGER_TYPE.
708 * c-aux-info.cc (gen_type): Handle BITINT_TYPE.
710 2023-09-06 Jakub Jelinek <jakub@redhat.com>
712 * c-decl.cc (declspecs_add_type): Use pedwarn_c11 rather than pedwarn
713 for _FloatN{,x} diagnostics and append " before C2X" to the diagnostic
714 text.
716 2023-09-05 Tobias Burnus <tobias@codesourcery.com>
718 * c-parser.cc (c_parser_omp_clause_allocate): Handle
719 error_mark_node.
721 2023-08-25 Sandra Loosemore <sandra@codesourcery.com>
723 * c-parser.cc (struct c_parser): Add omp_for_parse_state field.
724 (struct omp_for_parse_data): New.
725 (check_omp_intervening_code): New.
726 (add_structured_block_stmt): New.
727 (c_parser_compound_statement_nostart): Recognize intervening code,
728 nested loops, and other things that need special handling in
729 OpenMP loop constructs.
730 (c_parser_while_statement): Error on loop in intervening code.
731 (c_parser_do_statement): Likewise.
732 (c_parser_for_statement): Likewise.
733 (c_parser_postfix_expression_after_primary): Error on calls to
734 the OpenMP runtime in intervening code.
735 (c_parser_pragma): Error on OpenMP pragmas in intervening code.
736 (c_parser_omp_loop_nest): New.
737 (c_parser_omp_for_loop): Rewrite to use recursive descent, calling
738 c_parser_omp_loop_nest to do the heavy lifting.
740 2023-08-24 Richard Sandiford <richard.sandiford@arm.com>
742 * c-parser.cc (c_parser_std_attribute): Conditionally allow
743 two colons to be used in place of ::.
744 (c_parser_std_attribute_list): New function, split out from...
745 (c_parser_std_attribute_specifier): ...here. Allow the attribute-list
746 to start with __extension__. When it does, also allow two colons
747 to be used in place of ::.
749 2023-08-22 Tobias Burnus <tobias@codesourcery.com>
751 * c-parser.cc (c_parser_omp_clause_defaultmap): Parse
752 'all' as category.
754 2023-08-17 Jose E. Marchesi <jose.marchesi@oracle.com>
756 PR c/106537
757 * c-typeck.cc (build_binary_op): Warning on comparing distinct
758 pointer types only when -Wcompare-distinct-pointer-types.
760 2023-08-15 Chung-Lin Tang <cltang@codesourcery.com>
761 Thomas Schwinge <thomas@codesourcery.com>
763 * c-parser.cc (OACC_DATA_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_DEFAULT.
765 2023-08-11 Jakub Jelinek <jakub@redhat.com>
767 * c-parser.cc (c_parser_typeof_specifier): Handle
768 __typeof_unqual and __typeof_unqual__ as !is_std.
770 2023-08-11 Martin Uecker <uecker@tugraz.at>
772 PR c/84510
773 * c-typeck.cc (build_c_cast): Add warning.
775 2023-08-05 Martin Uecker <uecker@tugraz.at>
777 * c-parser.cc (c_parser_generic_selection): Inhibit evaluation
778 warnings branches that are known not be taken during parsing.
780 2023-08-04 Tamar Christina <tamar.christina@arm.com>
782 * c-parser.cc (c_parser_while_statement, c_parser_do_statement,
783 c_parser_for_statement, c_parser_statement_after_labels,
784 c_parse_pragma_novector, c_parser_pragma): Wire through novector and
785 default to false.
787 2023-08-02 Eric Feng <ef2648@columbia.edu>
789 PR analyzer/107646
790 * c-parser.cc: New functions on stashing values for the
791 analyzer.
793 2023-08-01 Lewis Hyatt <lhyatt@gmail.com>
795 * c-parser.cc (pragma_lex_discard_to_eol): New function.
796 (c_init_preprocess): New function.
798 2023-07-31 Hamza Mahfooz <someguy@effective-light.com>
800 PR c/65213
801 * c-decl.cc (start_decl): Handle
802 -Wmissing-variable-declarations.
804 2023-07-31 Chung-Lin Tang <cltang@codesourcery.com>
806 * c-parser.cc (c_parser_oacc_host_data): Add checking requiring OpenACC
807 host_data construct to have an use_device clause.
809 2023-06-29 Qing Zhao <qing.zhao@oracle.com>
811 PR c/77650
812 * c-decl.cc (finish_struct): Issue warnings for new option.
814 2023-06-29 Qing Zhao <qing.zhao@oracle.com>
816 * c-decl.cc (finish_struct): Set TYPE_INCLUDES_FLEXARRAY for
817 struct/union type.
819 2023-06-29 Richard Biener <rguenther@suse.de>
821 PR c/110454
822 * c-typeck.cc (convert_argument): Sink formal_prec compute
823 to where TYPE_PRECISION is valid to use.
825 2023-06-29 Eugene Rozenfeld <erozen@microsoft.com>
827 * Make-lang.in: Pass correct stage cc1 when processing
828 profile data collected while building target libraries
830 2023-06-16 David Malcolm <dmalcolm@redhat.com>
832 PR c/107583
833 * c-parser.cc (c_parser_declspecs): Add hints to "unknown type
834 name" error.
836 2023-06-12 Tobias Burnus <tobias@codesourcery.com>
838 * c-parser.cc (c_parser_omp_clause_map): Reword error message for
839 clearness especially with 'omp target (enter/exit) data.'
841 2023-06-06 Kwok Cheung Yeung <kcy@codesourcery.com>
842 Tobias Burnus <tobias@codesourcery.com>
844 * c-parser.cc (c_parser_omp_clause_defaultmap,
845 c_parser_omp_clause_map): Parse 'present'.
846 (c_parser_omp_clause_to, c_parser_omp_clause_from): Remove.
847 (c_parser_omp_clause_from_to): New; parse to/from clauses with
848 optional present modifer.
849 (c_parser_omp_all_clauses): Update call.
850 (c_parser_omp_target_data, c_parser_omp_target_enter_data,
851 c_parser_omp_target_exit_data): Handle new map enum values
852 for 'present' mapping.
854 2023-05-30 Tobias Burnus <tobias@codesourcery.com>
856 PR c/109999
857 * c-parser.cc (c_parser_oacc_all_clauses,
858 c_parser_omp_all_clauses): Improve error wording.
860 2023-05-23 Martin Uecker <uecker@tugraz.at>
862 PR c/109450
863 * c-decl.cc (add_decl_expr): New function.
864 (grokdeclarator): Add decl expr for size expression in
865 types pointed to by parameters declared as arrays.
867 2023-05-23 Martin Uecker <uecker@tugraz.at>
869 PR c/70418
870 PR c/106465
871 PR c/107557
872 PR c/108423
873 * c-decl.cc (start_decl): Make sure size expression are
874 evaluated only in correct context.
875 (grokdeclarator): Size expression in fields may need a bind
876 expression, make sure DECL_EXPR is always created.
877 (grokfield, declspecs_add_type): Pass along size expressions.
878 (finish_struct): Remove unneeded DECL_EXPR.
879 (start_function): Evaluate size expressions for nested functions.
880 * c-parser.cc (c_parser_struct_declarations,
881 c_parser_struct_or_union_specifier): Pass along size expressions.
882 (c_parser_declaration_or_fndef): Evaluate size expression.
883 (c_parser_objc_at_property_declaration,
884 c_parser_objc_class_instance_variables): Adapt.
885 * c-tree.h (grokfield): Adapt declaration.
887 2023-05-19 Martin Uecker <uecker@tugraz.at>
889 * c-decl.cc (set_type_context): Remove.
890 (pop_scope, diagnose_mismatched_decls, pushdecl):
891 Remove dead code.
892 * c-typeck.cc (comptypes_internal): Remove dead code.
893 (same_translation_unit_p): Remove.
894 (tagged_types_tu_compatible_p): Some fixes.
896 2023-05-19 Joseph Myers <joseph@codesourcery.com>
898 * c-decl.cc (diagnose_mismatched_decls): Do not handle
899 thread-local declarations as tentative definitions for C2x.
900 (finish_decl): Do not allow thread-local definition with
901 incomplete type for C2x.
903 2023-05-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
905 * c-convert.cc (c_convert): Ditto.
906 * c-decl.cc (merge_decls): Ditto.
907 * c-parser.cc (c_parser_omp_clause_reduction): Ditto.
908 (c_parser_omp_declare_reduction): Ditto.
909 * c-typeck.cc (build_component_ref): Ditto.
910 (convert_argument): Ditto.
911 (pointer_diff): Ditto.
912 (build_unary_op): Ditto.
913 (build_c_cast): Ditto.
914 (build_modify_expr): Ditto.
915 (store_init_value): Ditto.
916 (constexpr_init_fits_real_type): Ditto.
917 (check_constexpr_init): Ditto.
918 (c_finish_return): Ditto.
919 (handle_omp_array_sections_1): Ditto.
920 (c_finish_omp_clauses): Ditto.
921 * gimple-parser.cc (c_finish_gimple_return): Ditto.
923 2023-05-16 Joseph Myers <joseph@codesourcery.com>
925 * c-decl.cc (check_for_loop_decls): Use pedwarn_c11 for
926 diagnostics.
928 2023-05-15 Joseph Myers <joseph@codesourcery.com>
930 * c-decl.cc (grokdeclarator): Ignore _Atomic on function return
931 type for C2x.
933 2023-04-30 Andrew Pinski <apinski@marvell.com>
935 * c-typeck.cc (process_init_element): Print out array type
936 for excessive elements.
938 2023-04-30 Andrew Pinski <apinski@marvell.com>
940 PR c/107926
941 * c-typeck.cc (process_init_element): Move the check
942 for string cst until after the error message.
944 2023-04-28 Eugene Rozenfeld <erozen@microsoft.com>
946 * Make-lang.in: Merge perf data collected when compiling cc1 and runtime libraries
948 2023-04-27 Jakub Jelinek <jakub@redhat.com>
950 PR c/109409
951 * c-parser.cc (c_parser_initializer): Move diagnostics about
952 initialization of variable sized object with non-empty initializer
953 after c_parser_expr_no_commas call and ret.set_error (); after it.
955 2023-04-27 Jakub Jelinek <jakub@redhat.com>
957 PR c/107682
958 PR c/109412
959 * c-typeck.cc (pop_init_level): If constructor_type is FUNCTION_TYPE,
960 reject empty initializer as invalid.
962 2023-04-26 Richard Biener <rguenther@suse.de>
964 * gimple-parser.cc (c_parser_parse_gimple_body): Avoid
965 last_stmt.
967 2023-04-25 Tobias Burnus <tobias@codesourcery.com>
969 * c-parser.cc (c_parser_omp_scan_loop_body): Handle
970 zero exec statements before/after 'omp scan'.
972 2023-04-20 Jakub Jelinek <jakub@redhat.com>
974 PR c/107041
975 * c-decl.cc (diagnose_mismatched_decls): Avoid -Wenum-int-mismatch
976 warning on acc_on_device declaration.
978 2023-03-28 David Malcolm <dmalcolm@redhat.com>
980 PR c/107002
981 * c-typeck.cc (parser_build_binary_op): Update for new param of
982 check_for_xor_used_as_pow.
984 2023-03-10 Jakub Jelinek <jakub@redhat.com>
986 PR c/108079
987 * c-decl.cc (pop_scope): Suppress OPT_Wunused_variable warning
988 after diagnosing it.
990 2023-02-28 Jakub Jelinek <jakub@redhat.com>
992 PR sanitizer/108894
993 * c-decl.cc (strict_flex_array_level_of): Move to c-common.cc
994 and rename to c_strict_flex_array_level_of.
995 (is_flexible_array_member_p): Adjust caller.
997 2023-02-18 Martin Uecker <uecker@tugraz.at>
999 PR c/108375
1000 * c-decl.cc (decl_jump_unsafe): Use c_type_variably_modified_p.
1001 (diagnose_mismatched_decl): Dito.
1002 (warn_about_goto): Dito:
1003 (c_check_switch_jump_warnings): Dito.
1004 (finish_decl): Dito.
1005 (finish_struct): Dito.
1006 (grokdeclarator): Set C_TYPE_VARIABLY_MODIFIED.
1007 (finish_struct): Set C_TYPE_VARIABLY_MODIFIED.
1008 * c-objc-common.cc (c_var_mod_p): New function.
1009 (c_var_unspec_p): Remove.
1010 * c-objc-common.h: Set lang hook.
1011 * c-parser.cc (c_parser_declararion_or_fndef): Use c_type_variably_modified_p.
1012 (c_parser_typeof_specifier): Dito.
1013 (c_parser_has_attribute_expression): Dito.
1014 (c_parser_generic_selection): Dito.
1015 * c-tree.h: Define C_TYPE_VARIABLY_MODIFIED and define c_var_mode_p.
1016 * c-typeck.cc: Remove c_vla_mod_p and use C_TYPE_VARIABLY_MODIFIED.
1018 2023-02-16 Patrick Palka <ppalka@redhat.com>
1020 * c-parser.h: Mechanically drop static from static inline
1021 functions via s/^static inline/inline/g.
1023 2023-02-10 Joseph Myers <joseph@codesourcery.com>
1025 * c-convert.cc (c_convert): Allow conversion of a null pointer
1026 constant to nullptr_t.
1027 * c-typeck.cc (null_pointer_constant_p): Remove static.
1028 (convert_for_assignment): Allow conversion of a null pointer
1029 constant to nullptr_t.
1030 (digest_init): Handle NULLPTR_TYPE among scalar conversions.
1031 * c-tree.h (null_pointer_constant_p): Declare.
1033 2023-02-09 Tobias Burnus <tobias@codesourcery.com>
1035 * c-parser.cc (c_parser_omp_allocate): Parse align
1036 clause and check for restrictions.
1038 2023-02-08 Joseph Myers <joseph@codesourcery.com>
1040 * c-typeck.cc (check_constexpr_init): Remove argument
1041 null_pointer_constant. Only check pointer initializers for being
1042 null.
1043 (digest_init): Update calls to check_constexpr_init.
1045 2023-02-02 Joseph Myers <joseph@codesourcery.com>
1047 * c-typeck.cc (build_binary_op): Allow comparisons between
1048 pointers and nullptr_t values that are not null pointer constants.
1050 2023-02-02 Joseph Myers <joseph@codesourcery.com>
1052 * c-typeck.cc: Include "realmpfr.h".
1053 (constexpr_init_fits_real_type): Do not allow signaling NaN
1054 conversions to different types with the same mode. Handle
1055 conversions from binary to decimal types.
1056 (check_constexpr_init): Do not disallow real initializers for
1057 complex types. Do not disallow binary initializers for decimal
1058 floating types.
1060 2023-01-31 Marek Polacek <polacek@redhat.com>
1062 PR c++/107593
1063 PR c++/108597
1064 * c-objc-common.cc (instantiation_dependent_expression_p): New.
1066 2023-01-27 Joseph Myers <joseph@codesourcery.com>
1068 * c-parser.cc (c_parser_declaration_or_fndef): Do not allow braces
1069 around auto initializer.
1071 2023-01-16 Jakub Jelinek <jakub@redhat.com>
1073 PR c++/105593
1074 * c-parser.cc (c_parser_initializer): Check warning_enabled_at
1075 at the DECL_SOURCE_LOCATION (decl) for OPT_Winit_self instead
1076 of warn_init_self.
1078 2023-01-14 Jakub Jelinek <jakub@redhat.com>
1080 PR c++/108365
1081 * c-typeck.cc (build_binary_op): Use may_shorten_divmod for integral
1082 division or modulo.
1084 2023-01-13 Qing Zhao <qing.zhao@oracle.com>
1086 * c-decl.cc (strict_flex_array_level_of): ... here.
1088 2023-01-11 Jakub Jelinek <jakub@redhat.com>
1090 PR c/105972
1091 * c-parser.cc (c_parser_declaration_or_fndef): Disable debug non-bind
1092 markers for K&R function parameter declarations of nested functions.
1094 2023-01-09 Joseph Myers <joseph@codesourcery.com>
1096 * c-decl.cc (build_compound_literal): Call record_inline_static.
1098 2023-01-06 Joseph Myers <joseph@codesourcery.com>
1100 * c-parser.cc (c_parser_postfix_expression): Handle integer
1101 generic arguments to functions passed to __builtin_tgmath as
1102 _Float32x if any argument has _FloatNx or _Complex _FloatNx type.
1103 Do not handle integer arguments to some narrowing functions as
1104 _Float64.
1106 2022-12-19 Jakub Jelinek <jakub@redhat.com>
1108 PR c/108043
1109 * c-parser.cc (c_parser_postfix_expression_after_paren_type): Diagnose
1110 compound literals with function type.
1112 2022-12-07 Joseph Myers <joseph@codesourcery.com>
1114 * c-decl.cc (declspecs_add_type, declspecs_add_scspec): Check for
1115 auto, constexpr and a type used together.
1117 2022-12-06 Qing Zhao <qing.zhao@oracle.com>
1119 * c-decl.cc (is_flexible_array_member_p): Call new function
1120 strict_flex_array_level_of.
1122 2022-11-24 Florian Weimer <fweimer@redhat.com>
1124 PR c/107805
1125 * c-decl.cc (declspecs_add_type): Propagate error_mark_bode
1126 from type to specs.
1128 2022-11-17 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1130 * c-decl.cc (start_function): Set the result decl source
1131 location to the location of the typespec.
1133 2022-11-17 David Malcolm <dmalcolm@redhat.com>
1135 PR analyzer/107711
1136 * c-parser.cc (ana::c_translation_unit::consider_macro): Pass NULL
1137 to cpp_create_reader, rather than ident_hash, so that the new
1138 reader gets its own hash table.
1140 2022-11-15 David Malcolm <dmalcolm@redhat.com>
1142 PR analyzer/106302
1143 * c-parser.cc: Include "analyzer/analyzer-language.h" and "toplev.h".
1144 (class ana::c_translation_unit): New.
1145 (c_parser_translation_unit): Call ana::on_finish_translation_unit.
1147 2022-11-12 Joseph Myers <joseph@codesourcery.com>
1149 * c-decl.cc (start_underspecified_init)
1150 (finish_underspecified_init): Handle name == NULL_TREE for
1151 compound literals.
1152 (merge_decls): Merge C_DECL_DECLARED_CONSTEXPR.
1153 (shadow_tag_warned): Check for constexpr.
1154 (start_decl): Add parameter do_push.
1155 (build_compound_literal): Set C_DECL_DECLARED_CONSTEXPR.
1156 (grokdeclarator): Handle constexpr.
1157 (finish_struct): Set C_TYPE_FIELDS_NON_CONSTEXPR.
1158 (declspecs_add_scspec): Handle constexpr.
1159 * c-parser.cc (c_token_starts_compound_literal)
1160 (c_token_starts_declspecs, c_parser_declaration_or_fndef)
1161 (c_parser_declspecs, c_parser_gnu_attribute_any_word)
1162 (c_parser_compound_literal_scspecs)
1163 (c_parser_postfix_expression_after_paren_type): Handle constexpr.
1164 Update calls to start_init.
1165 (c_parser_declaration_or_fndef, c_parser_initializer)
1166 (c_parser_initval): Pass true for new argument of
1167 convert_lvalue_to_rvalue. Call convert_lvalue_to_rvalue for
1168 constexpr compound literals.
1169 (c_parser_static_assert_declaration_no_semi)
1170 (c_parser_enum_specifier, c_parser_struct_declaration)
1171 (c_parser_alignas_specifier, c_parser_initelt, c_parser_label):
1172 Call convert_lvalue_to_rvalue on expressions required to be
1173 integer constant expressions.
1174 (c_parser_omp_declare_reduction): Update call to start_init.
1175 * c-tree.h (C_TYPE_FIELDS_NON_CONSTEXPR)
1176 (C_DECL_DECLARED_CONSTEXPR): New macros.
1177 (struct c_declspecs): Add constexpr_p.
1178 (start_decl, convert_lvalue_to_rvalue, start_init): Update
1179 prototypes.
1180 * c-typeck.cc (require_constant_value, require_constant_elements):
1181 Change to bool.
1182 (require_constexpr_value, maybe_get_constexpr_init)
1183 (constexpr_init_fits_real_type, check_constexpr_init): New.
1184 (convert_lvalue_to_rvalue): Add new parameter for_init. Call
1185 maybe_get_constexpr_init.
1186 (store_init_value): Update call to digest_init.
1187 (digest_init): Add parameters int_const_expr, arith_const_expr and
1188 require_constexpr. Check constexpr initializers.
1189 (constructor_top_level): Remove.
1190 (struct initializer_stack): Remove top_level. Add
1191 require_constexpr_value.
1192 (start_init): Remove parameter top_level. Add parameters
1193 init_require_constant and init_require_constexpr. Save
1194 require_constexpr_value on stack.
1195 (pop_init_level): Use a null pointer constant for zero initializer
1196 of pointer initialized with {}.
1197 (output_init_element): Update call to digest_init. Avoid passing
1198 null pointer constants of pointer type through digest_init a
1199 second time when initializing a constexpr object.
1201 2022-11-03 Joseph Myers <joseph@codesourcery.com>
1203 * c-decl.cc (in_underspecified_init, start_underspecified_init)
1204 (finish_underspecified_init): New.
1205 (shadow_tag_warned, parser_xref_tag, start_struct, start_enum):
1206 Give errors inside initializers of underspecified declarations.
1207 (grokdeclarator): Handle (erroneous) case of C2X auto on a
1208 parameter.
1209 (declspecs_add_type): Handle c2x_auto_p case.
1210 (declspecs_add_scspec): Handle auto possibly setting c2x_auto_p in
1211 C2X mode.
1212 (finish_declspecs): Handle c2x_auto_p.
1213 * c-parser.cc (c_parser_declaration_or_fndef): Handle C2X auto.
1214 * c-tree.h (C_DECL_UNDERSPECIFIED): New macro.
1215 (struct c_declspecs): Add c2x_auto_p.
1216 (start_underspecified_init, finish_underspecified_init): New
1217 prototypes.
1218 * c-typeck.cc (build_external_ref): Give error for underspecified
1219 declaration referenced in its initializer.
1221 2022-10-28 Joseph Myers <joseph@codesourcery.com>
1223 * c-decl.cc (grokdeclarator): Pass
1224 arg_info->no_named_args_stdarg_p to build_function_type.
1225 (grokparms): Check arg_info->no_named_args_stdarg_p before
1226 converting () to (void).
1227 (build_arg_info): Initialize no_named_args_stdarg_p.
1228 (get_parm_info): Set no_named_args_stdarg_p.
1229 (start_function): Pass TYPE_NO_NAMED_ARGS_STDARG_P to
1230 build_function_type.
1231 (store_parm_decls): Count (...) functions as prototyped.
1232 * c-parser.cc (c_parser_direct_declarator): Allow '...' after open
1233 parenthesis to start parameter list.
1234 (c_parser_parms_list_declarator): Always allow '...' with no
1235 arguments, call pedwarn_c11 and set no_named_args_stdarg_p.
1236 * c-tree.h (struct c_arg_info): Add field no_named_args_stdarg_p.
1237 * c-typeck.cc (composite_type): Handle
1238 TYPE_NO_NAMED_ARGS_STDARG_P.
1239 (function_types_compatible_p): Compare
1240 TYPE_NO_NAMED_ARGS_STDARG_P.
1242 2022-10-28 Jakub Jelinek <jakub@redhat.com>
1244 * c-parser.cc (c_parser_omp_all_clauses): Allow optional
1245 comma before the first clause.
1246 (c_parser_omp_allocate, c_parser_omp_atomic, c_parser_omp_depobj,
1247 c_parser_omp_flush, c_parser_omp_scan_loop_body,
1248 c_parser_omp_ordered, c_finish_omp_declare_variant,
1249 c_parser_omp_declare_target, c_parser_omp_declare_reduction,
1250 c_parser_omp_requires, c_parser_omp_error,
1251 c_parser_omp_assumption_clauses): Likewise.
1253 2022-10-28 Joseph Myers <joseph@codesourcery.com>
1255 PR c/61469
1256 * c-convert.cc (c_convert): Handle enums with underlying boolean
1257 type like bool.
1258 * c-decl.cc (shadow_tag_warned): Allow shadowing declarations for
1259 enums with enum type specifier, but give errors for storage class
1260 specifiers, qualifiers or alignment specifiers in non-definition
1261 declarations of such enums.
1262 (grokdeclarator): Give error for non-definition use of type
1263 specifier with an enum type specifier.
1264 (parser_xref_tag): Add argument has_enum_type_specifier. Pass it
1265 to lookup_tag and use it to set ENUM_FIXED_UNDERLYING_TYPE_P.
1266 (xref_tag): Update call to parser_xref_tag.
1267 (start_enum): Add argument fixed_underlying_type. Complete enum
1268 type with a fixed underlying type given in the definition. Give
1269 error for defining without a fixed underlying type in the
1270 definition if one was given in a prior declaration. Do not mark
1271 enums with fixed underlying type as packed for -fshort-enums.
1272 Store the enum type in the_enum.
1273 (finish_enum): Do not adjust types of values or check their range
1274 for an enum with a fixed underlying type. Set underlying type of
1275 enum and variants.
1276 (build_enumerator): Check enumeration constants for enum with
1277 fixed underlying type against that type and convert to that type.
1278 Increment in the underlying integer type, with handling for bool.
1279 (c_simulate_enum_decl): Update call to start_enum.
1280 (declspecs_add_type): Set specs->enum_type_specifier_ref_p.
1281 * c-objc-common.cc (c_get_alias_set): Use ENUM_UNDERLYING_TYPE
1282 rather than recomputing an underlying type based on size.
1283 * c-parser.cc (c_parser_declspecs)
1284 (c_parser_struct_or_union_specifier, c_parser_typeof_specifier):
1285 Set has_enum_type_specifier for type specifiers.
1286 (c_parser_enum_specifier): Handle enum type specifiers.
1287 (c_parser_struct_or_union_specifier): Update call to
1288 parser_xref_tag.
1289 (c_parser_omp_atomic): Check for boolean increment or decrement
1290 using C_BOOLEAN_TYPE_P.
1291 * c-tree.h (C_BOOLEAN_TYPE_P): New.
1292 (struct c_typespec): Add has_enum_type_specifier.
1293 (struct c_declspecs): Add enum_type_specifier_ref_p.
1294 (struct c_enum_contents): Add enum_type.
1295 (start_enum, parser_xref_tag): Update prototypes.
1296 * c-typeck.cc (composite_type): Allow for enumerated types
1297 compatible with bool.
1298 (common_type, comptypes_internal, perform_integral_promotions):
1299 Use ENUM_UNDERLYING_TYPE.
1300 (parser_build_binary_op, build_unary_op, convert_for_assignment)
1301 (c_finish_return, c_start_switch, build_binary_op): Check for
1302 boolean types using C_BOOLEAN_TYPE_P.
1304 2022-10-24 Jakub Jelinek <jakub@redhat.com>
1306 PR c++/107358
1307 * c-typeck.cc (build_binary_op): Pass operands before excess precision
1308 promotions to scalar_to_vector call.
1310 2022-10-24 Arsen Arsenović <arsen@aarsen.me>
1312 * c-decl.cc (finish_function): Ignore hosted when deciding
1313 whether to implicitly return zero, but check noreturn.
1314 * c-objc-common.cc (c_missing_noreturn_ok_p): Loosen the
1315 requirements to just MAIN_NAME_P when hosted, or `int main'
1316 otherwise.
1318 2022-10-20 Richard Biener <rguenther@suse.de>
1320 PR c/107305
1321 PR c/107306
1322 * gimple-parser.cc (c_parser_parse_gimple_body): Verify
1323 the parsed IL and zap the body on error.
1325 2022-10-18 Joseph Myers <joseph@codesourcery.com>
1327 PR c/107164
1328 * c-decl.cc (shadow_tag_warned): If pedantic, diagnose "enum tag;"
1329 with previous declaration visible.
1331 2022-10-18 Joseph Myers <joseph@codesourcery.com>
1333 PR c/36113
1334 * c-decl.cc (finish_enum): If any enumerators do not fit in int,
1335 convert all to the type of the enumeration. pedwarn if no integer
1336 type fits all enumerators and default to
1337 widest_integer_literal_type_node in that case. Otherwise pedwarn
1338 for type wider than intmax_t.
1339 (build_enumerator): pedwarn for enumerators outside the range of
1340 uintmax_t or intmax_t, and otherwise use pedwarn_c11 for
1341 enumerators outside the range of int. On overflow, attempt to
1342 find a wider type that can hold the value of the next enumerator.
1343 Do not convert value to type determined with
1344 c_common_type_for_size.
1346 2022-10-14 Jakub Jelinek <jakub@redhat.com>
1348 * c-typeck.cc (convert_arguments): Don't promote __bf16 to
1349 double.
1351 2022-10-14 Joseph Myers <joseph@codesourcery.com>
1353 * c-decl.cc (build_compound_literal): Add parameter scspecs.
1354 Handle storage class specifiers.
1355 * c-parser.cc (c_token_starts_compound_literal)
1356 (c_parser_compound_literal_scspecs): New.
1357 (c_parser_postfix_expression_after_paren_type): Add parameter
1358 scspecs. Call pedwarn_c11 for use of storage class specifiers.
1359 Update call to build_compound_literal.
1360 (c_parser_cast_expression, c_parser_sizeof_expression)
1361 (c_parser_alignof_expression): Handle storage class specifiers for
1362 compound literals. Update calls to
1363 c_parser_postfix_expression_after_paren_type.
1364 (c_parser_postfix_expression): Update syntax comment.
1365 * c-tree.h (build_compound_literal): Update prototype.
1366 * c-typeck.cc (c_mark_addressable): Diagnose taking address of
1367 register compound literal.
1369 2022-10-07 Qing Zhao <qing.zhao@oracle.com>
1371 * c-decl.cc (flexible_array_member_type_p): New function.
1372 (one_element_array_type_p): Likewise.
1373 (zero_length_array_type_p): Likewise.
1374 (add_flexible_array_elts_to_size): Call new utility
1375 routine flexible_array_member_type_p.
1376 (is_flexible_array_member_p): New function.
1377 (finish_struct): Set the new DECL_NOT_FLEXARRAY flag.
1379 2022-10-06 Joseph Myers <joseph@codesourcery.com>
1381 * c-parser.cc (c_parse_init): Add D_EXT11 to mask if flag_no_asm
1382 and not C2x.
1383 (c_keyword_starts_typename, c_token_starts_declspecs)
1384 (c_parser_declspecs, c_parser_objc_selector): Handle
1385 RID_TYPEOF_UNQUAL.
1386 (c_parser_typeof_specifier): Handle RID_TYPEOF_UNQUAL.
1387 Distinguish typeof for C2x from __typeof__ for all standard
1388 versions and typeof before C2x.
1389 * c-typeck.cc (build_function_call_vec): Use unqualified version
1390 of non-void return type.
1391 (build_unary_op): Use unqualified type for increment and
1392 decrement.
1394 2022-10-06 Jakub Jelinek <jakub@redhat.com>
1396 * c-parser.cc (c_parser_omp_assumption_clauses): Emit IFN_ASSUME
1397 call for holds clause on assume construct.
1399 2022-10-06 Jakub Jelinek <jakub@redhat.com>
1401 PR c++/106654
1402 * c-parser.cc (handle_assume_attribute): New function.
1403 (c_parser_declaration_or_fndef): Handle assume attribute.
1404 (c_parser_attribute_arguments): Add assume_attr argument,
1405 if true, parse first argument as conditional expression.
1406 (c_parser_gnu_attribute, c_parser_std_attribute): Adjust
1407 c_parser_attribute_arguments callers.
1408 (c_parser_statement_after_labels) <case RID_ATTRIBUTE>: Handle
1409 assume attribute.
1411 2022-10-04 Jakub Jelinek <jakub@redhat.com>
1413 * c-lang.h (struct c_omp_declare_target_attr): New type.
1414 (current_omp_declare_target_attribute): Change type from
1415 int to vec<c_omp_declare_target_attr, va_gc> *.
1416 * c-parser.cc (c_parser_translation_unit): Adjust for that change.
1417 If last pushed directive was begin declare target, use different
1418 wording and simplify format strings for easier translations.
1419 (c_parser_omp_clause_device_type): Uncomment
1420 check_no_duplicate_clause call.
1421 (c_parser_omp_declare_target): Adjust for the
1422 current_omp_declare_target_attribute type change, push { -1 }.
1423 Use error_at rather than warning_at for declare target with
1424 only device_type clauses.
1425 (OMP_BEGIN_DECLARE_TARGET_CLAUSE_MASK): Define.
1426 (c_parser_omp_begin): Add begin declare target support.
1427 (c_parser_omp_end): Adjust for the
1428 current_omp_declare_target_attribute type change, adjust
1429 diagnostics wording and simplify format strings for easier
1430 translations.
1431 * c-decl.cc (current_omp_declare_target_attribute): Change type from
1432 int to vec<c_omp_declare_target_attr, va_gc> *.
1433 (c_decl_attributes): Adjust for the
1434 current_omp_declare_target_attribute type change. If device_type
1435 was present on begin declare target, add "omp declare target host"
1436 and/or "omp declare target nohost" attributes.
1438 2022-09-29 Joseph Myers <joseph@codesourcery.com>
1440 * c-decl.cc (handle_std_noreturn_attribute): New function.
1441 (std_attribute_table): Add _Noreturn and noreturn.
1443 2022-09-27 Jakub Jelinek <jakub@redhat.com>
1445 * c-lang.h (current_omp_begin_assumes): Declare.
1446 * c-parser.cc: Include bitmap.h.
1447 (c_parser_omp_end_declare_target): Rename to ...
1448 (c_parser_omp_end): ... this. Handle also end assumes.
1449 (c_parser_omp_begin, c_parser_omp_assumption_clauses,
1450 c_parser_omp_assumes, c_parser_omp_assume): New functions.
1451 (c_parser_translation_unit): Also diagnose #pragma omp begin assumes
1452 without corresponding #pragma omp end assumes.
1453 (c_parser_pragma): Use %s in may only be used at file scope
1454 diagnostics to decrease number of translatable messages. Handle
1455 PRAGMA_OMP_BEGIN and PRAGMA_OMP_ASSUMES. Handle PRAGMA_OMP_END
1456 rather than PRAGMA_OMP_END_DECLARE_TARGET and call c_parser_omp_end
1457 for it rather than c_parser_omp_end_declare_target.
1458 (c_parser_omp_construct): Handle PRAGMA_OMP_ASSUME.
1459 * c-decl.cc (current_omp_begin_assumes): Define.
1461 2022-09-24 Jakub Jelinek <jakub@redhat.com>
1463 PR c/106981
1464 * c-typeck.cc (c_tree_equal): Only strip NON_LVALUE_EXPRs at the
1465 start. For CONSTANT_CLASS_P or CASE_CONVERT: return false if t1 and
1466 t2 have different types.
1468 2022-09-22 David Malcolm <dmalcolm@redhat.com>
1470 PR c/106830
1471 * c-parser.cc (c_parser_initelt): Initialize m_decimal.
1472 (c_parser_cast_expression): Likewise.
1473 (c_parser_alignof_expression): Likewise.
1474 (c_parser_postfix_expression_after_paren_type): Likewise.
1475 (c_parser_postfix_expression_after_primary): Likewise.
1476 (c_parser_expression): Likewise.
1477 (c_parser_omp_variable_list): Likewise.
1478 (c_parser_transaction_expression): Likewise.
1479 * c-tree.h (c_expr::set_error): Likewise.
1480 * c-typeck.cc (c_expr_sizeof_expr): Likewise.
1481 (parser_build_unary_op): Likewise.
1482 (parser_build_binary_op): Likewise.
1483 (digest_init): Likewise.
1484 (pop_init_level): Likewise.
1485 * gimple-parser.cc (c_parser_gimple_call_internal): Likewise.
1487 2022-09-19 Marek Polacek <polacek@redhat.com>
1489 PR c/106947
1490 * c-typeck.cc (maybe_warn_for_null_address): Don't emit stray
1491 notes.
1493 2022-09-15 Richard Biener <rguenther@suse.de>
1495 * c-decl.cc (build_void_list_node): Remove.
1497 2022-09-14 Julian Brown <julian@codesourcery.com>
1499 * c-typeck.cc (c_finish_omp_clauses): Remove whole mapping node group
1500 on error.
1502 2022-09-07 Joseph Myers <joseph@codesourcery.com>
1504 * c-parser.cc (c_parser_static_assert_declaration_no_semi)
1505 (c_parser_alignas_specifier, c_parser_alignof_expression): Allow
1506 for C2x spellings of keywords.
1507 (c_parser_postfix_expression): Handle RID_TRUE and RID_FALSE.
1509 2022-09-06 Jakub Jelinek <jakub@redhat.com>
1511 * c-parser.cc (c_parser_omp_clause_doacross_sink): Don't verify val
1512 in omp_cur_iteration - 1 has integer_type_node type.
1514 2022-09-03 Jakub Jelinek <jakub@redhat.com>
1516 * c-parser.cc (c_parser_omp_clause_name): Handle doacross.
1517 (c_parser_omp_clause_depend_sink): Renamed to ...
1518 (c_parser_omp_clause_doacross_sink): ... this. Add depend_p argument.
1519 Handle parsing of doacross(sink:omp_cur_iteration-1). Use
1520 OMP_CLAUSE_DOACROSS_SINK_NEGATIVE instead of
1521 OMP_CLAUSE_DEPEND_SINK_NEGATIVE, build OMP_CLAUSE_DOACROSS instead
1522 of OMP_CLAUSE_DEPEND and set OMP_CLAUSE_DOACROSS_DEPEND flag on it.
1523 (c_parser_omp_clause_depend): Use OMP_CLAUSE_DOACROSS_SINK and
1524 OMP_CLAUSE_DOACROSS_SOURCE instead of OMP_CLAUSE_DEPEND_SINK and
1525 OMP_CLAUSE_DEPEND_SOURCE, build OMP_CLAUSE_DOACROSS for depend(source)
1526 and set OMP_CLAUSE_DOACROSS_DEPEND on it.
1527 (c_parser_omp_clause_doacross): New function.
1528 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DOACROSS.
1529 (c_parser_omp_depobj): Use OMP_CLAUSE_DEPEND_INVALID instead of
1530 OMP_CLAUSE_DEPEND_SOURCE.
1531 (c_parser_omp_for_loop): Don't diagnose here linear clause together
1532 with ordered with argument.
1533 (c_parser_omp_simd): Don't diagnose ordered clause with argument on
1534 for simd.
1535 (OMP_ORDERED_DEPEND_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_DOACROSS.
1536 (c_parser_omp_ordered): Handle also doacross and adjust for it
1537 diagnostic wording.
1538 * c-typeck.cc (c_finish_omp_clauses): Handle OMP_CLAUSE_DOACROSS.
1539 Don't handle OMP_CLAUSE_DEPEND_SOURCE and OMP_CLAUSE_DEPEND_SINK.
1541 2022-09-02 David Malcolm <dmalcolm@redhat.com>
1543 PR c/90885
1544 * c-parser.cc (c_parser_string_literal): Clear ret.m_decimal.
1545 (c_parser_expr_no_commas): Likewise.
1546 (c_parser_conditional_expression): Likewise.
1547 (c_parser_binary_expression): Clear m_decimal when popping the
1548 stack.
1549 (c_parser_unary_expression): Clear ret.m_decimal.
1550 (c_parser_has_attribute_expression): Likewise for result.
1551 (c_parser_predefined_identifier): Likewise for expr.
1552 (c_parser_postfix_expression): Likewise for expr.
1553 Set expr.m_decimal when handling a CPP_NUMBER that was a decimal
1554 token.
1555 * c-tree.h (c_expr::m_decimal): New bitfield.
1556 * c-typeck.cc (parser_build_binary_op): Clear result.m_decimal.
1557 (parser_build_binary_op): Call check_for_xor_used_as_pow.
1559 2022-09-01 Joseph Myers <joseph@codesourcery.com>
1561 * c-decl.cc (grokparms): Handle () in a function declaration the
1562 same as (void) for C2X.
1564 2022-08-31 Joseph Myers <joseph@codesourcery.com>
1566 * c-parser.cc (c_parser_label): Pass attributes to do_case.
1567 * c-typeck.cc (do_case): Add argument ATTRS. Pass it to
1568 c_add_case_label.
1570 2022-08-26 Jakub Jelinek <jakub@redhat.com>
1572 * c-typeck.cc (convert_arguments): Handle BUILT_IN_ISSIGNALING.
1574 2022-08-25 Marek Polacek <polacek@redhat.com>
1576 * c-convert.cc (c_convert) <case POINTER_TYPE>: Handle NULLPTR_TYPE.
1577 Give a better diagnostic when converting to nullptr_t.
1578 * c-decl.cc (c_init_decl_processing): Perform C-specific nullptr
1579 initialization.
1580 * c-parser.cc (c_parse_init): Maybe OR D_C2X into mask.
1581 (c_parser_postfix_expression): Handle RID_NULLPTR.
1582 * c-typeck.cc (null_pointer_constant_p): Return true when expr is
1583 nullptr_node.
1584 (build_unary_op) <case TRUTH_NOT_EXPR>: Handle NULLPTR_TYPE.
1585 (build_conditional_expr): Handle the case when the second/third operand
1586 is NULLPTR_TYPE and third/second operand is POINTER_TYPE.
1587 (convert_for_assignment): Handle converting an expression of type
1588 nullptr_t to pointer/bool.
1589 (build_binary_op) <case TRUTH_XOR_EXPR>: Handle NULLPTR_TYPE.
1590 <case EQ_EXPR>: Handle comparing operands of type nullptr_t.
1592 2022-08-25 Joseph Myers <joseph@codesourcery.com>
1594 * c-decl.cc (start_decl): Do not diagnose initialization of
1595 variable-sized objects here.
1596 * c-parser.cc (c_parser_braced_init): Add argument DECL. All
1597 callers changed.
1598 (c_parser_initializer): Diagnose initialization of variable-sized
1599 objects other than with braced initializer.
1600 (c_parser_braced_init): Use pedwarn_c11 for empty initializer
1601 braces and update diagnostic text. Diagnose initialization of
1602 variable-sized objects with nonempty braces.
1603 * c-typeck.cc (digest_init): Update diagnostic for initialization
1604 of variable-sized objects.
1605 (really_start_incremental_init, set_designator)
1606 (process_init_element): Update comments.
1607 (pop_init_level): Allow scalar empty initializers.
1609 2022-08-17 Tobias Burnus <tobias@codesourcery.com>
1610 Chung-Lin Tang <cltang@codesourcery.com>
1612 PR c++/104493
1613 * c-decl.cc (c_decl_attributes, finish_decl): Call omp_mappable_type
1614 instead of removed langhook.
1615 * c-typeck.cc (c_finish_omp_clauses): Likewise.
1617 2022-08-11 Marek Polacek <polacek@redhat.com>
1619 PR middle-end/102633
1620 * c-parser.cc (c_parser_initializer): Add new tree parameter. Use it.
1621 Call suppress_warning.
1622 (c_parser_declaration_or_fndef): Pass d down to c_parser_initializer.
1623 (c_parser_omp_declare_reduction): Pass omp_priv down to
1624 c_parser_initializer.
1626 2022-08-08 Tom Honermann <tom@honermann.net>
1628 * c-parser.cc (c_parser_string_literal): Use char8_t as the type
1629 of CPP_UTF8STRING when char8_t support is enabled.
1630 * c-typeck.cc (digest_init): Allow initialization of an array
1631 of character type by a string literal with type array of
1632 char8_t.
1634 2022-08-01 David Malcolm <dmalcolm@redhat.com>
1636 * c-typeck.cc (build_c_cast): Quote names of address spaces in
1637 diagnostics.
1638 (convert_for_assignment): Add a note to address space mismatch
1639 diagnostics, specifying the expected and actual types.
1641 2022-07-10 Lewis Hyatt <lhyatt@gmail.com>
1643 PR preprocessor/97498
1644 * c-parser.cc (c_parser_pragma): Set input_location to the
1645 location of the pragma, rather than the start of the line.
1647 2022-07-04 Tobias Burnus <tobias@codesourcery.com>
1648 Chung-Lin Tang <cltang@codesourcery.com>
1649 Thomas Schwinge <thomas@codesourcery.com>
1651 * c-parser.cc (c_parser_omp_target_data, c_parser_omp_target_update,
1652 c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Set
1653 OMP_REQUIRES_TARGET_USED.
1654 (c_parser_omp_requires): Remove sorry.
1656 2022-07-01 Tobias Burnus <tobias@codesourcery.com>
1658 * c-parser.cc (c_parser_omp_target_enter_data,
1659 c_parser_omp_target_exit_data): Accept tofrom
1660 map-type modifier but use 'to' / 'from' internally.
1662 2022-06-16 David Malcolm <dmalcolm@redhat.com>
1664 * c-decl.cc (implicitly_declare): Add auto_diagnostic_group to
1665 group the warning with any note.
1666 (warn_about_goto): Likewise to group error or warning with note.
1667 Bail out if the warning wasn't emitted, to avoid emitting orphan
1668 notes.
1669 (lookup_label_for_goto): Add auto_diagnostic_group to
1670 group the error with the note.
1671 (check_earlier_gotos): Likewise.
1672 (c_check_switch_jump_warnings): Likewise for any error/warning.
1673 Conditionalize emission of the notes.
1674 (diagnose_uninitialized_cst_member): Likewise for warning,
1675 conditionalizing emission of the note.
1676 (grokdeclarator): Add auto_diagnostic_group to group the "array
1677 type has incomplete element type" error with any note.
1678 (parser_xref_tag): Add auto_diagnostic_group to group warnings
1679 with their notes. Conditionalize emission of notes.
1680 (start_struct): Add auto_diagnostic_group to group the
1681 "redefinition of" errors with any note.
1682 (start_enum): Likewise for "redeclaration of %<enum %E%>" error.
1683 (check_for_loop_decls): Likewise for pre-C99 error.
1685 2022-06-07 Jakub Jelinek <jakub@redhat.com>
1687 * c-parser.cc (c_parser_omp_clause_linear): Parse OpenMP 5.2
1688 style linear clause modifiers. Set
1689 OMP_CLAUSE_LINEAR_OLD_LINEAR_MODIFIER flag on the clauses when
1690 old style modifiers are used.
1691 * c-typeck.cc (c_finish_omp_clauses): Only reject linear clause
1692 with val modifier on simd or for if the old style modifiers are
1693 used.
1695 2022-06-02 David Malcolm <dmalcolm@redhat.com>
1697 * c-lang.cc (LANG_HOOKS_GET_SARIF_SOURCE_LANGUAGE): Redefine.
1698 (c_get_sarif_source_language): New.
1699 * c-tree.h (c_get_sarif_source_language): New decl.
1701 2022-05-31 Jason Merrill <jason@redhat.com>
1703 * Make-lang.in (c.tags): Look at *.cc.
1705 2022-05-31 Jakub Jelinek <jakub@redhat.com>
1707 * c-parser.cc (OMP_SCOPE_CLAUSE_MASK): Add firstprivate and allocate
1708 clauses.
1710 2022-05-28 Jakub Jelinek <jakub@redhat.com>
1712 * c-parser.cc (c_parser_omp_declare_target): If OMP_CLAUSE_LINK was
1713 seen first, use "%<to%>" or "%<enter%>" depending on
1714 OMP_CLAUSE_ENTER_TO of the current clause, otherwise use
1715 "%<to%> or %<enter%>" wording.
1717 2022-05-27 Jakub Jelinek <jakub@redhat.com>
1719 * c-parser.cc (c_parser_omp_clause_name): Parse enter clause.
1720 (c_parser_omp_all_clauses): For to clause on declare target, use
1721 OMP_CLAUSE_ENTER clause with OMP_CLAUSE_ENTER_TO instead of
1722 OMP_CLAUSE_TO_DECLARE clause. Handle PRAGMA_OMP_CLAUSE_ENTER.
1723 (OMP_DECLARE_TARGET_CLAUSE_MASK): Add enter clause.
1724 (c_parser_omp_declare_target): Use OMP_CLAUSE_ENTER instead of
1725 OMP_CLAUSE_TO_DECLARE.
1726 * c-typeck.cc (c_finish_omp_clauses): Handle OMP_CLAUSE_ENTER instead
1727 of OMP_CLAUSE_TO_DECLARE, to OMP_CLAUSE_ENTER_TO use "to" as clause
1728 name in diagnostics instead of
1729 omp_clause_code_name[OMP_CLAUSE_CODE (c)].
1731 2022-05-25 Jakub Jelinek <jakub@redhat.com>
1733 PR c/91134
1734 * c-tree.h (build_component_ref): Add ARROW_LOC location_t argument.
1735 * c-typeck.cc (build_component_ref): Likewise. If DATUM is
1736 INDIRECT_REF and ARROW_LOC isn't UNKNOWN_LOCATION, print a different
1737 diagnostic and fixit hint if DATUM has pointer type.
1738 * c-parser.cc (c_parser_postfix_expression,
1739 c_parser_omp_variable_list): Adjust build_component_ref callers.
1740 * gimple-parser.cc (c_parser_gimple_postfix_expression_after_primary):
1741 Likewise.
1743 2022-05-24 Jakub Jelinek <jakub@redhat.com>
1745 PR c/105378
1746 * c-parser.cc (OMP_TASKWAIT_CLAUSE_MASK): Add nowait clause.
1748 2022-05-18 Marek Polacek <polacek@redhat.com>
1750 PR c/105131
1751 * c-decl.cc (diagnose_mismatched_decls): Warn about enum/integer type
1752 mismatches.
1753 * c-tree.h (comptypes_check_enum_int): Declare.
1754 * c-typeck.cc (comptypes): No longer static.
1756 2022-05-17 Marek Polacek <polacek@redhat.com>
1758 * c-decl.cc (finish_enum): Store the CONST_DECL into TREE_VALUE, not
1759 its value.
1761 2022-05-17 Jakub Jelinek <jakub@redhat.com>
1763 * c-parser.cc (c_parser_omp_clause_depend): Parse
1764 inoutset depend-kind.
1765 (c_parser_omp_depobj): Likewise.
1767 2022-05-16 Martin Liska <mliska@suse.cz>
1769 * c-decl.cc (match_builtin_function_types): Use ARRAY_SIZE.
1771 2022-05-12 Jakub Jelinek <jakub@redhat.com>
1773 * c-parser.cc (c_parse_init): Register omp_all_memory as keyword
1774 if flag_openmp.
1775 (c_parser_postfix_expression): Diagnose uses of omp_all_memory
1776 in postfix expressions.
1777 (c_parser_omp_variable_list): Handle omp_all_memory in depend
1778 clause.
1779 * c-typeck.cc (c_finish_omp_clauses): Handle omp_all_memory
1780 keyword in depend clause as null_pointer_node, diagnose invalid
1781 uses.
1783 2022-05-09 Martin Liska <mliska@suse.cz>
1785 * c-parser.cc (c_parser_conditional_expression): Use {,UN}LIKELY
1786 macros.
1787 (c_parser_binary_expression): Likewise.
1789 2022-05-07 Marek Polacek <polacek@redhat.com>
1791 PR c++/101833
1792 PR c++/47634
1793 * c-objc-common.cc (maybe_adjust_arg_pos_for_attribute): New.
1795 2022-04-08 Jakub Jelinek <jakub@redhat.com>
1797 PR c/105149
1798 * c-typeck.cc (c_build_va_arg): Reject function types.
1800 2022-03-22 Marek Polacek <polacek@redhat.com>
1802 PR c/82283
1803 PR c/84685
1804 * c-typeck.cc (struct initializer_stack): Add 'designated' member.
1805 (start_init): Set it.
1806 (finish_init): Restore constructor_designated.
1807 (push_init_level): Set constructor_designated to the value of
1808 constructor_designated in the upper constructor_stack.
1810 2022-03-12 Thomas Schwinge <thomas@codesourcery.com>
1812 PR other/65095
1813 * c-typeck.cc (handle_omp_array_sections_1)
1814 (c_oacc_check_attachments): Call 'user_omp_clause_code_name'
1815 instead of 'c_omp_map_clause_name'.
1817 2022-03-09 Joseph Myers <joseph@codesourcery.com>
1819 * c-typeck.cc (function_types_compatible_p): Do not handle C2X
1820 differently from earlier standards for unprototyped function type
1821 compatibility.
1823 2022-03-09 Jakub Jelinek <jakub@redhat.com>
1825 PR c/104711
1826 * c-fold.cc (c_fully_fold_internal): Don't emit
1827 -Wshift-negative-value warning if TYPE_OVERFLOW_WRAPS.
1828 * c-typeck.cc (build_binary_op): Likewise.
1830 2022-03-07 Jakub Jelinek <jakub@redhat.com>
1832 * c-parser.cc (c_parser_omp_clause_map): Add missing space in string
1833 literal.
1835 2022-02-23 Richard Biener <rguenther@suse.de>
1837 * gimple-parser.cc (c_parser_parse_gimple_body): Diagnose
1838 SSA names without definition.
1839 (c_parser_gimple_declaration): Handle pointer typed SSA names.
1841 2022-02-17 Jakub Jelinek <jakub@redhat.com>
1843 PR c/104532
1844 * c-parser.cc (c_parser_omp_variable_list): For CPP_DEREF, use
1845 convert_lvalue_to_rvalue and build_indirect_ref instead of
1846 build_simple_mem_ref.
1848 2022-02-11 Richard Biener <rguenther@suse.de>
1850 * gimple-parser.cc (c_parser_gimple_statement): Properly parse
1851 VEC_COND_EXPRs.
1853 2022-02-10 Marcel Vollweiler <marcel@codesourcery.com>
1855 * c-parser.cc (c_parser_omp_clause_name): Parse 'has_device_addr'
1856 clause.
1857 (c_parser_omp_variable_list): Handle array sections.
1858 (c_parser_omp_clause_has_device_addr): Added.
1859 (c_parser_omp_all_clauses): Added PRAGMA_OMP_CLAUSE_HAS_DEVICE_ADDR
1860 case.
1861 (c_parser_omp_target_exit_data): Added HAS_DEVICE_ADDR to
1862 OMP_CLAUSE_MASK.
1863 * c-typeck.cc (handle_omp_array_sections): Handle clause restrictions.
1864 (c_finish_omp_clauses): Handle array sections.
1866 2022-02-09 Jakub Jelinek <jakub@redhat.com>
1868 PR c/104427
1869 * c-parser.cc (c_parser_postfix_expression)
1870 <case RID_BUILTIN_ASSOC_BARRIER>: Use parser_build_unary_op
1871 instead of build1_loc to build PAREN_EXPR.
1872 * c-typeck.cc (build_unary_op): Handle PAREN_EXPR.
1873 * c-fold.cc (c_fully_fold_internal): Likewise.
1875 2022-01-17 Martin Liska <mliska@suse.cz>
1877 * Make-lang.in: Rename .c names to .cc.
1878 * c-convert.cc: Likewise.
1879 * c-decl.cc (struct lang_identifier): Likewise.
1880 (pop_scope): Likewise.
1881 (finish_decl): Likewise.
1882 * c-objc-common.h (GCC_C_OBJC_COMMON): Likewise.
1883 * c-parser.cc (c_parser_skip_to_end_of_block_or_statement): Likewise.
1884 * c-parser.h (GCC_C_PARSER_H): Likewise.
1885 * c-tree.h (c_keyword_starts_typename): Likewise.
1886 (finish_declspecs): Likewise.
1887 (c_get_alias_set): Likewise.
1888 (enum c_oracle_request): Likewise.
1889 (tag_exists_p): Likewise.
1890 (set_c_expr_source_range): Likewise.
1891 * c-typeck.cc (c_common_type): Likewise.
1892 (c_finish_omp_clauses): Likewise.
1893 * config-lang.in: Likewise.
1895 2022-01-17 Martin Liska <mliska@suse.cz>
1897 * c-aux-info.c: Moved to...
1898 * c-aux-info.cc: ...here.
1899 * c-convert.c: Moved to...
1900 * c-convert.cc: ...here.
1901 * c-decl.c: Moved to...
1902 * c-decl.cc: ...here.
1903 * c-errors.c: Moved to...
1904 * c-errors.cc: ...here.
1905 * c-fold.c: Moved to...
1906 * c-fold.cc: ...here.
1907 * c-lang.c: Moved to...
1908 * c-lang.cc: ...here.
1909 * c-objc-common.c: Moved to...
1910 * c-objc-common.cc: ...here.
1911 * c-parser.c: Moved to...
1912 * c-parser.cc: ...here.
1913 * c-typeck.c: Moved to...
1914 * c-typeck.cc: ...here.
1915 * gccspec.c: Moved to...
1916 * gccspec.cc: ...here.
1917 * gimple-parser.c: Moved to...
1918 * gimple-parser.cc: ...here.
1920 2022-01-17 Andrew Stubbs <ams@codesourcery.com>
1922 * c-parser.c (c_parser_omp_requires): Don't "sorry" dynamic_allocators.
1924 2022-01-14 Chung-Lin Tang <cltang@codesourcery.com>
1926 PR c++/103705
1927 * c-typeck.c (c_finish_omp_clauses): Also continue peeling off of
1928 outer node for ARRAY_REFs.
1930 2022-01-01 Jakub Jelinek <jakub@redhat.com>
1932 PR objc/103639
1933 * c-typeck.c (c_finish_bc_stmt): For break inside of switch inside of
1934 ObjC foreach, emit normal BREAK_STMT rather than goto to label.
1936 2021-12-17 Marek Polacek <polacek@redhat.com>
1938 PR c/103649
1939 * c-decl.c (c_warn_unused_attributes): Don't warn for
1940 attribute_ignored_p.
1941 * c-parser.c (c_parser_std_attribute): Skip parsing of the attribute
1942 arguments when the attribute is ignored.
1944 2021-12-14 Jakub Jelinek <jakub@redhat.com>
1946 PR c/103587
1947 * c-parser.c (c_parser_balanced_token_sequence): For CPP_PRAGMA,
1948 consume the pragma and silently skip to the pragma eol.
1950 2021-12-12 Jonathan Wakely <jwakely@redhat.com>
1952 * c-decl.c: Define INCLUDE_MEMORY instead of INCLUDE_UNIQUE_PTR.
1953 * c-parser.c: Likewise.
1955 2021-12-09 Jakub Jelinek <jakub@redhat.com>
1957 PR pch/71934
1958 * c-decl.c (resort_field_decl_cmp): Pass the same pointer twice
1959 to resort_data.new_value.
1961 2021-12-08 Chung-Lin Tang <cltang@codesourcery.com>
1963 * c-parser.c (struct omp_dim): New struct type for use inside
1964 c_parser_omp_variable_list.
1965 (c_parser_omp_variable_list): Allow multiple levels of array and
1966 component accesses in array section base-pointer expression.
1967 (c_parser_omp_clause_to): Set 'allow_deref' to true in call to
1968 c_parser_omp_var_list_parens.
1969 (c_parser_omp_clause_from): Likewise.
1970 * c-typeck.c (handle_omp_array_sections_1): Extend allowed range
1971 of base-pointer expressions involving INDIRECT/MEM/ARRAY_REF and
1972 POINTER_PLUS_EXPR.
1973 (c_finish_omp_clauses): Extend allowed ranged of expressions
1974 involving INDIRECT/MEM/ARRAY_REF and POINTER_PLUS_EXPR.
1976 2021-12-08 Chung-Lin Tang <cltang@codesourcery.com>
1978 PR middle-end/92120
1979 * c-parser.c (c_parser_omp_clause_map): Set 'allow_deref' argument in
1980 call to c_parser_omp_variable_list to 'true'.
1981 * c-typeck.c (handle_omp_array_sections_1): Add strip of MEM_REF in
1982 array base handling.
1983 (c_finish_omp_clauses): Handle 'A->member' case in map clauses.
1985 2021-11-30 Thomas Schwinge <thomas@codesourcery.com>
1987 * c-typeck.c (c_finish_omp_clauses): Remove "gang reduction on an
1988 orphan loop" checking.
1990 2021-11-30 Cesar Philippidis <cesar@codesourcery.com>
1991 Thomas Schwinge <thomas@codesourcery.com>
1993 * c-typeck.c (c_finish_omp_clauses): Emit an error on orphan
1994 OpenACC gang reductions.
1996 2021-11-30 Richard Biener <rguenther@suse.de>
1998 * gimple-parser.c (c_parser_gimple_postfix_expression):
1999 avoid unreachable code after break.
2001 2021-11-29 Eric Gallager <egallager@gcc.gnu.org>
2003 PR other/103021
2004 * Make-lang.in: Use ETAGS variable in TAGS target.
2006 2021-11-29 Richard Biener <rguenther@suse.de>
2008 * c-typeck.c (c_tree_equal): Remove unreachable return.
2009 * c-parser.c (get_matching_symbol): Likewise.
2011 2021-11-23 Jakub Jelinek <jakub@redhat.com>
2013 * c-typeck.c (c_clone_omp_udr): Don't initialize
2014 id.transform_lang_insert_block.
2016 2021-11-19 Martin Sebor <msebor@redhat.com>
2018 PR c++/33925
2019 PR c/102867
2020 * c-typeck.c (maybe_warn_for_null_address): Suppress warnings for
2021 code resulting from macro expansion.
2023 2021-11-19 Martin Liska <mliska@suse.cz>
2025 Revert:
2026 2021-11-19 Martin Liska <mliska@suse.cz>
2028 * c-parser.c (add_debug_begin_stmt): Use option directly.
2030 2021-11-18 Matthias Kretz <m.kretz@gsi.de>
2032 * c-decl.c (names_builtin_p): Handle RID_BUILTIN_ASSOC_BARRIER.
2033 * c-parser.c (c_parser_postfix_expression): Likewise.
2035 2021-11-18 Martin Liska <mliska@suse.cz>
2037 * c-parser.c (add_debug_begin_stmt): Use option directly.
2039 2021-11-17 Martin Sebor <msebor@redhat.com>
2041 PR c/101702
2042 * c-decl.c (get_parm_array_spec): Strip casts earlier and fold array
2043 bounds before deciding if they're constant.
2045 2021-11-15 Jakub Jelinek <jakub@redhat.com>
2047 * c-parser.c (OMP_TARGET_CLAUSE_MASK): Add
2048 PRAGMA_OMP_CLAUSE_THREAD_LIMIT.
2050 2021-11-11 Jakub Jelinek <jakub@redhat.com>
2052 * c-parser.c (c_parser_omp_clause_num_teams): Parse optional
2053 lower-bound and store it into OMP_CLAUSE_NUM_TEAMS_LOWER_EXPR.
2054 Use OMP_CLAUSE_NUM_TEAMS_UPPER_EXPR instead of
2055 OMP_CLAUSE_NUM_TEAMS_EXPR.
2056 (c_parser_omp_target): For OMP_CLAUSE_NUM_TEAMS evaluate before
2057 combined target teams even lower-bound expression.
2059 2021-11-11 Richard Biener <rguenther@suse.de>
2061 * gimple-parser.c: Shuffle bitmap.h include.
2063 2021-11-03 Joseph Myers <joseph@codesourcery.com>
2065 PR c/103031
2066 * c-convert.c (c_convert): New function, based on convert.
2067 (convert): Make into wrapper of c_convert.
2068 (convert_init): New function.
2069 * c-typeck.c (enum impl_conv): Add ic_init_const.
2070 (convert_for_assignment): Handle ic_init_const like ic_init. Add
2071 new argument to convert_and_check call.
2072 (digest_init): Pass ic_init_const to convert_for_assignment for
2073 initializers required to be constant.
2075 2021-11-02 Richard Sandiford <richard.sandiford@arm.com>
2077 * c-tree.h (c_simulate_record_decl): Declare.
2078 * c-objc-common.h (LANG_HOOKS_SIMULATE_RECORD_DECL): Override.
2079 * c-decl.c (c_simulate_record_decl): New function.
2081 2021-10-22 Eric Gallager <egallager@gcc.gnu.org>
2083 PR other/102663
2084 * Make-lang.in: Add dummy c.install-dvi target.
2086 2021-10-15 Richard Biener <rguenther@suse.de>
2088 PR c/102763
2089 * gimple-parser.c
2090 (c_parser_gimple_postfix_expression_after_primary): Check
2091 for a pointer do be dereferenced by ->.
2093 2021-10-14 Kwok Cheung Yeung <kcy@codesourcery.com>
2095 * c-parser.c (c_finish_omp_declare_variant): Change call from
2096 c_omp_check_context_selector to omp_check_context_selector. Change
2097 call from c_omp_mark_declare_variant to omp_mark_declare_variant.
2099 2021-10-09 Jakub Jelinek <jakub@redhat.com>
2101 * c-parser.c (c_parser_omp_structured_block_sequence): New function.
2102 (c_parser_omp_scan_loop_body): Use it.
2103 (c_parser_omp_sections_scope): Likewise.
2105 2021-10-07 Richard Biener <rguenther@suse.de>
2107 * c-typeck.c (lvalue_p): Also allow MEM_REF and TARGET_MEM_REF.
2109 2021-10-05 Richard Biener <rguenther@suse.de>
2111 PR c/102605
2112 * gimple-parser.c (c_parser_gimple_postfix_expression):
2113 Accept more address _Literals.
2115 2021-10-04 Marek Polacek <polacek@redhat.com>
2117 PR c++/97573
2118 * c-typeck.c (parser_build_binary_op): Call do_warn_array_compare.
2120 2021-10-01 Martin Sebor <msebor@redhat.com>
2122 PR c/102103
2123 * c-typeck.c (maybe_warn_for_null_address): New function.
2124 (build_binary_op): Call it.
2126 2021-10-01 Jakub Jelinek <jakub@redhat.com>
2127 Richard Biener <rguenther@suse.de>
2129 PR sanitizer/102515
2130 * c-typeck.c (build_binary_op): Call ubsan_instrument_division
2131 for division even for SANITIZE_SI_OVERFLOW.
2133 2021-10-01 Jakub Jelinek <jakub@redhat.com>
2135 * c-parser.c (c_parser_omp_clause_order): Set
2136 OMP_CLAUSE_ORDER_REPRODUCIBLE for explicit reproducible: modifier.
2138 2021-09-28 Andrew Pinski <apinski@marvell.com>
2140 PR c/32122
2141 * c-parser.c (c_parser_statement_after_labels): Pass
2142 the c_expr instead of the tree to c_finish_goto_ptr.
2143 * c-typeck.c (c_finish_goto_ptr): Change the second
2144 argument type to c_expr.
2145 * c-tree.h (c_finish_goto_ptr): Likewise.
2146 Error out if the expression was not of a pointer type.
2148 2021-09-22 Jakub Jelinek <jakub@redhat.com>
2150 * c-parser.c (c_parser_omp_clause_allocate): Parse allocate clause
2151 modifiers.
2153 2021-09-18 Jakub Jelinek <jakub@redhat.com>
2155 * c-parser.c (c_parser_omp_clause_order): Parse unconstrained
2156 and reproducible modifiers.
2157 (OMP_DISTRIBUTE_CLAUSE_MASK): Add order clause.
2159 2021-09-18 Jakub Jelinek <jakub@redhat.com>
2161 * c-parser.c (c_parser_omp_clause_default): Handle private and
2162 firstprivate arguments, adjust diagnostics on unknown argument.
2164 2021-09-17 Jakub Jelinek <jakub@redhat.com>
2166 * c-parser.c (c_parser_omp_atomic): Reject atomic swap if capture
2167 is true.
2169 2021-09-10 Jakub Jelinek <jakub@redhat.com>
2171 * c-parser.c (c_parser_conditional_expression): If omp_atomic_lhs and
2172 cond.value is >, < or == with omp_atomic_lhs as one of the operands,
2173 don't call build_conditional_expr, instead build a COND_EXPR directly.
2174 (c_parser_binary_expression): Avoid calling parser_build_binary_op
2175 if omp_atomic_lhs even in more cases for >, < or ==.
2176 (c_parser_omp_atomic): Update function comment for OpenMP 5.1 atomics,
2177 parse OpenMP 5.1 atomics and fail, compare and weak clauses, allow
2178 acq_rel on atomic read/write and acq_rel/acquire clauses on update.
2179 * c-typeck.c (build_binary_op): For flag_openmp only handle
2180 MIN_EXPR/MAX_EXPR.
2182 2021-09-07 Marcel Vollweiler <marcel@codesourcery.com>
2184 * c-parser.c (c_parser_omp_flush): Parse 'seq_cst' clause on 'flush'
2185 directive.
2187 2021-09-01 Iain Sandoe <iain@sandoe.co.uk>
2189 * c-decl.c (enum deprecated_states): Add unavailable state.
2190 (merge_decls): Copy unavailability.
2191 (quals_from_declspecs): Handle unavailable case.
2192 (start_decl): Amend the logic handling suppression of nested
2193 deprecation states to include unavailability.
2194 (smallest_type_quals_location): Amend comment.
2195 (grokdeclarator): Handle the unavailable deprecation state.
2196 (declspecs_add_type): Set TREE_UNAVAILABLE from the decl specs.
2197 * c-tree.h (struct c_declspecs): Add unavailable_p.
2198 * c-typeck.c (build_component_ref): Handle unavailability.
2199 (build_external_ref): Likewise.
2201 2021-09-01 Roger Sayle <roger@nextmovesoftware.com>
2202 Joseph Myers <joseph@codesourcery.com>
2204 PR c/79412
2205 * c-decl.c (duplicate_decls): On significant mismatches, mark the
2206 types of both (non-function) decls as error_mark_node, so that the
2207 middle-end can see the code is malformed.
2208 (free_attr_access_data): Don't process if the type has been set to
2209 error_mark_node.
2211 2021-08-31 Marcel Vollweiler <marcel@codesourcery.com>
2213 * c-parser.c (c_parser_omp_clause_device): Parse device-modifiers 'device_num'
2214 and 'ancestor' in 'target device' clauses.
2216 2021-08-23 Jakub Jelinek <jakub@redhat.com>
2218 * c-parser.c (c_parser_omp_clause_num_tasks,
2219 c_parser_omp_clause_grainsize): Parse the optional strict: modifier.
2221 2021-08-22 Martin Uecker <muecker@gwdg.de>
2223 PR c/98397
2224 * c-typeck.c (comp_target_types): Change pedwarn to pedwarn_c11
2225 for pointers to arrays with qualifiers.
2226 (build_conditional_expr): For C23 don't lose qualifiers for pointers
2227 to arrays when the other pointer is a void pointer. Update warnings.
2228 (convert_for_assignment): Update warnings for C2X when converting from
2229 void* with qualifiers to a pointer to array with the same qualifiers.
2231 2021-08-20 Jakub Jelinek <jakub@redhat.com>
2233 * c-parser.c (c_parser_omp_error): New function.
2234 (c_parser_pragma): Handle PRAGMA_OMP_ERROR.
2236 2021-08-20 Jakub Jelinek <jakub@redhat.com>
2238 * c-parser.c (c_parser_omp_clause_depend_sink): Reject spurious
2239 comma at the end of list.
2240 (c_parser_omp_requires): Likewise.
2242 2021-08-19 Jakub Jelinek <jakub@redhat.com>
2244 * c-parser.c (c_parser_omp_requires): Don't call
2245 c_parser_peek_2nd_token and optionally consume token if current
2246 token is CPP_EOF, CPP_PRAGMA_EOL or CPP_CLOSE_PAREN.
2248 2021-08-18 Jakub Jelinek <jakub@redhat.com>
2250 * c-parser.c (c_parser_omp_nothing): New function.
2251 (c_parser_pragma): Handle PRAGMA_OMP_NOTHING.
2253 2021-08-18 Jakub Jelinek <jakub@redhat.com>
2255 * c-parser.c (c_parser_statement_after_labels): Add restart label
2256 near the start of the function. If c_parser_pragma returns false,
2257 goto restart.
2258 (c_parser_pragma): For PRAGMA_OMP_CANCELLATION_POINT return what
2259 c_parser_omp_cancellation_point returned. For PRAGMA_OMP_DECLARE
2260 return what c_parser_omp_declare returned. Return true instead of
2261 false after emitting errors that the directive is not allowed in
2262 pragma_stmt context.
2263 (c_parser_omp_ordered): Return true instead of
2264 false after emitting errors that the directive is not allowed in
2265 pragma_stmt context.
2266 (c_parser_omp_target_update): Likewise.
2267 (c_parser_omp_target_enter_data, c_parser_omp_target_exit_data):
2268 Change return type from tree to bool, return false if the
2269 directive should be ignored in pragma_stmt contexts.
2270 (c_parser_omp_target): Adjust callers of c_parser_omp_target_*_data,
2271 return their result directly.
2272 (c_parser_omp_cancellation_point): Change return type from void to
2273 bool, return false if the directive should be ignored in pragma_stmt
2274 contexts.
2275 (c_parser_omp_declare): Likewise.
2277 2021-08-17 Jakub Jelinek <jakub@redhat.com>
2279 * c-parser.c (OMP_SCOPE_CLAUSE_MASK): Define.
2280 (c_parser_omp_scope): New function.
2281 (c_parser_omp_construct): Handle PRAGMA_OMP_SCOPE.
2283 2021-08-12 Jakub Jelinek <jakub@redhat.com>
2285 * c-parser.c (c_parser_omp_clause_name): Parse filter clause name.
2286 (c_parser_omp_clause_filter): New function.
2287 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FILTER.
2288 (OMP_MASKED_CLAUSE_MASK): Define.
2289 (c_parser_omp_masked): New function.
2290 (c_parser_omp_parallel): Handle parallel masked.
2291 (c_parser_omp_construct): Handle PRAGMA_OMP_MASKED.
2292 * c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_FILTER.
2294 2021-08-12 Martin Uecker <muecker@gwdg.de>
2296 PR c/101838
2297 PR c/29970
2298 * c-typeck.c (c_expr_sizeof_type): Evaluate
2299 size expressions for structs of variable size.
2301 2021-08-12 Tobias Burnus <tobias@codesourcery.com>
2303 * c-parser.c (c_parser_omp_clause_proc_bind): Accept
2304 'primary' as alias for 'master'.
2306 2021-08-10 Martin Uecker <muecker@gwdg.de>
2308 PR c/29970
2309 * c-typeck.c (c_expr_sizeof_expr): Evaluate
2310 size expressions for structs of variable size.
2312 2021-08-06 Tamar Christina <tamar.christina@arm.com>
2314 * c-decl.c (c_simulate_enum_decl): Pass vec<> by pointer.
2315 * c-tree.h (c_simulate_enum_decl): Likewise.
2317 2021-08-06 Martin Sebor <msebor@redhat.com>
2319 * c-parser.c (c_parser_declaration_or_fndef): Adjust by-value function
2320 vec arguments to by-reference.
2321 (c_finish_omp_declare_simd): Same.
2322 (c_parser_compound_statement_nostart): Same.
2323 (c_parser_for_statement): Same.
2324 (c_parser_objc_methodprotolist): Same.
2325 (c_parser_oacc_routine): Same.
2326 (c_parser_omp_for_loop): Same.
2327 (c_parser_omp_declare_simd): Same.
2329 2021-07-21 Thomas Schwinge <thomas@codesourcery.com>
2330 Joseph Myers <joseph@codesourcery.com>
2331 Cesar Philippidis <cesar@codesourcery.com>
2333 * c-parser.c (c_parser_omp_clause_name): Handle 'nohost'.
2334 (c_parser_oacc_all_clauses): Handle 'PRAGMA_OACC_CLAUSE_NOHOST'.
2335 (OACC_ROUTINE_CLAUSE_MASK): Add 'PRAGMA_OACC_CLAUSE_NOHOST'.
2336 * c-typeck.c (c_finish_omp_clauses): Handle 'OMP_CLAUSE_NOHOST'.
2338 2021-07-20 Martin Sebor <msebor@redhat.com>
2340 * c-tree.h (c_build_function_call_vec): Adjust by-value argument to
2341 by-const-reference.
2342 * c-typeck.c (c_build_function_call_vec): Same.
2344 2021-07-15 Martin Sebor <msebor@redhat.com>
2346 PR c/101289
2347 PR c/97548
2348 * c-decl.c (get_parm_array_spec): Strip nops.
2350 2021-07-06 Martin Sebor <msebor@redhat.com>
2352 * c-objc-common.c (c_tree_printer): Remove support for %G and %K.
2354 2021-07-02 Jakub Jelinek <jakub@redhat.com>
2356 PR c/101297
2357 * c-parser.c (c_parser_omp_atomic): Consume comma only if it
2358 appears before a CPP_NAME.
2360 2021-06-25 Martin Sebor <msebor@redhat.com>
2362 * c-decl.c (pop_scope): Replace direct uses of TREE_NO_WARNING with
2363 warning_suppressed_p, suppress_warning, and copy_no_warning.
2364 (diagnose_mismatched_decls): Same.
2365 (duplicate_decls): Same.
2366 (grokdeclarator): Same.
2367 (finish_function): Same.
2368 (c_write_global_declarations_1): Same.
2369 * c-fold.c (c_fully_fold_internal): Same.
2370 * c-parser.c (c_parser_expr_no_commas): Same.
2371 (c_parser_postfix_expression): Same.
2372 * c-typeck.c (array_to_pointer_conversion): Same.
2373 (function_to_pointer_conversion): Same.
2374 (default_function_array_conversion): Same.
2375 (convert_lvalue_to_rvalue): Same.
2376 (default_conversion): Same.
2377 (build_indirect_ref): Same.
2378 (build_function_call_vec): Same.
2379 (build_atomic_assign): Same.
2380 (build_unary_op): Same.
2381 (c_finish_return): Same.
2382 (emit_side_effect_warnings): Same.
2383 (c_finish_stmt_expr): Same.
2384 (c_omp_clause_copy_ctor): Same.
2386 2021-06-24 Jakub Jelinek <jakub@redhat.com>
2388 PR c/101176
2389 * c-parser.c (c_parser_has_attribute_expression): Set source range for
2390 the result.
2392 2021-06-24 Jakub Jelinek <jakub@redhat.com>
2394 PR c/101171
2395 * c-typeck.c (build_c_cast): Don't call note_integer_operands on
2396 error_mark_node.
2398 2021-06-24 Jakub Jelinek <jakub@redhat.com>
2400 * c-parser.c (omp_split_clauses): Pass C_ORT_OMP_TARGET instead of
2401 C_ORT_OMP for clauses on target construct.
2402 (OMP_TARGET_CLAUSE_MASK): Add in_reduction clause.
2403 (c_parser_omp_target): For non-combined target add
2404 map (always, tofrom:) clauses for OMP_CLAUSE_IN_REDUCTION. Pass
2405 C_ORT_OMP_TARGET to c_finish_omp_clauses.
2406 * c-typeck.c (handle_omp_array_sections): Adjust ort handling
2407 for addition of C_ORT_OMP_TARGET and simplify, mapping clauses are
2408 never present on C_ORT_*DECLARE_SIMD.
2409 (c_finish_omp_clauses): Likewise. Handle OMP_CLAUSE_IN_REDUCTION
2410 on C_ORT_OMP_TARGET, set OMP_CLAUSE_MAP_IN_REDUCTION on
2411 corresponding map clauses.
2413 2021-06-21 Jakub Jelinek <jakub@redhat.com>
2415 PR inline-asm/100785
2416 * c-typeck.c (c_mark_addressable): Diagnose trying to make
2417 bit-fields addressable.
2419 2021-06-15 Robin Dapp <rdapp@linux.ibm.com>
2421 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN if DECL_ALIGN is
2422 similar.
2424 2021-06-14 Tobias Burnus <tobias@codesourcery.com>
2426 PR c/100913
2427 * c-parser.c (c_parser_omp_clause_affinity): No need to set iterator
2428 var in the error case.
2430 2021-06-07 Eric Botcazou <ebotcazou@adacore.com>
2432 PR c/100920
2433 * c-typeck.c (convert_for_assignment): Test fndecl_built_in_p to
2434 spot built-in functions.
2436 2021-06-06 Jakub Jelinek <jakub@redhat.com>
2438 PR c/100902
2439 * c-parser.c (c_parser_omp_target): Call c_omp_adjust_map_clauses
2440 even when target is combined with other constructs.
2442 2021-06-06 Eric Botcazou <ebotcazou@adacore.com>
2444 PR c/100920
2445 * c-decl.c (finish_struct): Fix thinko in previous change.
2446 * c-typeck.c (convert_for_assignment): Do not warn on pointer
2447 assignment and initialization for storage order purposes if the
2448 RHS is a call to a DECL_IS_MALLOC function.
2450 2021-06-04 Martin Sebor <msebor@redhat.com>
2452 PR c/100783
2453 * c-objc-common.c (print_type): Handle erroneous types.
2455 2021-06-03 Jakub Jelinek <jakub@redhat.com>
2457 PR c++/100859
2458 * c-typeck.c (c_finish_omp_clauses): Move OMP_CLAUSE_AFFINITY
2459 after depend only cases.
2461 2021-05-31 Richard Biener <rguenther@suse.de>
2463 PR c++/88601
2464 * c-decl.c (names_builtin_p): Handle RID_BUILTIN_SHUFFLEVECTOR.
2465 * c-parser.c (c_parser_postfix_expression): Likewise.
2467 2021-05-28 Richard Biener <rguenther@suse.de>
2469 PR c/100803
2470 * gimple-parser.c (c_parser_gimple_paren_condition): Diagnose
2471 invalid if conditions.
2473 2021-05-28 Jakub Jelinek <jakub@redhat.com>
2475 PR middle-end/99928
2476 * c-typeck.c (handle_omp_array_sections): Copy OMP_CLAUSE_MAP_IMPLICIT.
2477 (c_finish_omp_clauses): Move not just OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT
2478 marked clauses last, but also OMP_CLAUSE_MAP_IMPLICIT. Add
2479 map_firstprivate_head bitmap, set it for GOMP_MAP_FIRSTPRIVATE_POINTER
2480 maps and silently remove OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT if it is
2481 present too. For OMP_CLAUSE_MAP_IMPLICIT silently remove the clause
2482 if present in map_head, map_field_head or map_firstprivate_head
2483 bitmaps.
2485 2021-05-28 Tobias Burnus <tobias@codesourcery.com>
2487 * c-parser.c (c_parser_omp_clause_affinity): New.
2488 (c_parser_omp_clause_name, c_parser_omp_variable_list,
2489 c_parser_omp_all_clauses, OMP_TASK_CLAUSE_MASK): Handle affinity clause.
2490 * c-typeck.c (handle_omp_array_sections_1, handle_omp_array_sections,
2491 c_finish_omp_clauses): Likewise.
2493 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
2495 PR c/100653
2496 * c-decl.c (finish_struct): Warn for a union containing an aggregate
2497 field with a differing scalar storage order.
2499 2021-05-21 Jakub Jelinek <jakub@redhat.com>
2501 PR middle-end/99928
2502 * c-typeck.c (c_finish_omp_clauses): Move firstprivate clauses with
2503 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT to the end of the chain. Don't error
2504 if a decl is mentioned both in map clause and in such firstprivate
2505 clause unless OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET is also set.
2507 2021-05-19 Jakub Jelinek <jakub@redhat.com>
2509 PR middle-end/99928
2510 * c-parser.c (c_parser_omp_master): Set OMP_MASTER_COMBINED on
2511 master when combined with taskloop.
2512 (c_parser_omp_parallel): Don't set OMP_PARALLEL_COMBINED on
2513 parallel master when not combined with taskloop.
2515 2021-05-18 Richard Biener <rguenther@suse.de>
2517 PR c/100522
2518 * gimple-parser.c (c_parser_gimple_postfix_expression_after_primary):
2519 Diagnose calls to non-functions.
2520 (c_parser_gimple_statement): Diagnose unexpected assignment RHS.
2522 2021-05-17 Richard Biener <rguenther@suse.de>
2524 PR c/100625
2525 * gimple-parser.c (c_parser_gimple_label): Avoid building
2526 a GIMPLE label with NULL label decl.
2528 2021-05-13 Martin Sebor <msebor@redhat.com>
2530 PR c/100550
2531 * c-decl.c (get_parm_array_spec): Avoid erroneous VLA bounds.
2533 2021-05-12 Marcel Vollweiler <marcel@codesourcery.com>
2535 * c-parser.c (c_parser_omp_clause_map): Support map-type-modifier
2536 'close'.
2538 2021-05-10 Martin Liska <mliska@suse.cz>
2540 * c-aux-info.c (affix_data_type): Use startswith
2541 function instead of strncmp.
2542 * c-typeck.c (build_function_call_vec): Likewise.
2543 * gimple-parser.c (c_parser_gimple_parse_bb_spec): Likewise.
2545 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
2547 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Do not issue an error
2548 on the address of a pointer field in a record with reverse SSO.
2550 2021-05-04 Tobias Burnus <tobias@codesourcery.com>
2552 * c-typeck.c (c_finish_omp_clauses): Accept float + complex
2553 for || and && reductions.
2555 2021-04-29 Joseph Myers <joseph@codesourcery.com>
2557 * c-typeck.c (function_types_compatible_p): For C2X, treat
2558 unprototyped function as compatible with non-variadic prototyped
2559 function even if some argument types are changed by the default
2560 argument promotions.
2562 2021-04-15 Martin Sebor <msebor@redhat.com>
2564 PR c/99420
2565 PR c/99972
2566 * c-decl.c (pushdecl): Always propagate type attribute.
2568 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
2570 PR c/98852
2571 * c-typeck.c (c_common_type): Do not drop attributes that
2572 affect type identity.
2574 2021-04-10 Jakub Jelinek <jakub@redhat.com>
2576 PR c/99990
2577 * c-decl.c (finish_decl): Don't overwrite TREE_TYPE of
2578 error_mark_node.
2580 2021-03-25 Jakub Jelinek <jakub@redhat.com>
2582 PR c++/99565
2583 * c-typeck.c (build_conditional_expr): Pass OEP_ADDRESS_OF_SAME_FIELD
2584 to operand_equal_p.
2586 2021-03-19 Jakub Jelinek <jakub@redhat.com>
2588 PR c/99588
2589 * c-typeck.c (mark_exp_read): Recognize what build_atomic_assign
2590 with modifycode NOP_EXPR produces and mark the _Atomic var as read
2591 if found.
2592 (build_atomic_assign): For modifycode of NOP_EXPR, use COMPOUND_EXPRs
2593 rather than STATEMENT_LIST. Otherwise call mark_exp_read on lhs.
2594 Set TREE_SIDE_EFFECTS on the TARGET_EXPR.
2596 2021-03-15 Tobias Burnus <tobias@codesourcery.com>
2598 PR c++/99509
2599 * c-decl.c (finish_decl): For 'omp declare target implicit' vars,
2600 ensure that the varpool node is marked as offloadable.
2602 2021-03-05 Tobias Burnus <tobias@codesourcery.com>
2604 PR c/99137
2605 * c-parser.c (c_parser_oacc_clause_async): Reject comma expressions.
2607 2021-02-24 Martin Sebor <msebor@redhat.com>
2609 PR middle-end/97172
2610 * c-decl.c (free_attr_access_data): Clear attribute arg spec.
2612 2021-02-18 Jakub Jelinek <jakub@redhat.com>
2614 PR c/99136
2615 * c-typeck.c (c_finish_return): Don't wrap retval into
2616 EXCESS_PRECISION_EXPR in functions that return void.
2618 2021-02-11 Marek Polacek <polacek@redhat.com>
2620 * c-parser.c (c_parser_if_statement): Use vec_free.
2622 2021-02-04 Martin Sebor <msebor@redhat.com>
2624 PR c/97882
2625 * c-decl.c (locate_old_decl): Add type to diagnostic output.
2626 (diagnose_mismatched_decls): Same.
2627 (start_function): Introduce temporaries for better readability.
2628 * c-typeck.c (comptypes_internal): Only consider complete enum
2629 types in comparisons with integers.
2631 2021-02-01 Martin Sebor <msebor@redhat.com>
2633 PR middle-end/97172
2634 * c-decl.c (free_attr_access_data): New function.
2635 (c_parse_final_cleanups): Call free_attr_access_data.
2637 2021-01-16 Kwok Cheung Yeung <kcy@codesourcery.com>
2639 * c-parser.c (c_parser_omp_clause_detach): New.
2640 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH clause.
2641 (OMP_TASK_CLAUSE_MASK): Add mask for PRAGMA_OMP_CLAUSE_DETACH.
2642 * c-typeck.c (c_finish_omp_clauses): Handle PRAGMA_OMP_CLAUSE_DETACH
2643 clause. Prevent use of detach with mergeable and overriding the
2644 data sharing mode of the event handle.
2646 2021-01-15 Jakub Jelinek <jakub@redhat.com>
2648 * c-typeck.c (c_finish_omp_clauses): For reduction build array with
2649 unqualified element type and then call c_build_qualified_type on the
2650 ARRAY_TYPE.
2652 2021-01-07 Richard Biener <rguenther@suse.de>
2654 * gimple-parser.c (c_parser_gimple_compound_statement): Only
2655 reallocate loop array if it is too small.
2657 2020-12-16 Martin Uecker <muecker@gwdg.de>
2659 PR c/98047
2660 * c-typeck.c (build_modify_expr): Drop qualifiers.
2662 2020-12-16 Martin Uecker <muecker@gwdg.de>
2664 PR c/98260
2665 * c-parser.c (c_parser_expression): Look into
2666 nop expression when marking expressions as read.
2668 2020-12-14 Martin Liska <mliska@suse.cz>
2670 PR sanitizer/98204
2671 * c-typeck.c (pointer_diff): Do not emit a top-level
2672 sanitization.
2673 (build_binary_op): Likewise.
2675 2020-12-09 Tobias Burnus <tobias@codesourcery.com>
2677 * c-parser.c (c_parser_omp_allocate): New.
2678 (c_parser_omp_construct): Call it.
2680 2020-12-09 Richard Biener <rguenther@suse.de>
2682 PR c/98200
2683 * gimple-parser.c (c_parser_gimple_postfix_expression): Return
2684 early on error.
2686 2020-12-07 Martin Uecker <muecker@gwdg.de>
2688 PR c/97981
2689 * c-typeck.c (convert_lvalue_to_rvalue): Move the code
2690 that drops qualifiers to the end of the function.
2692 2020-11-26 Martin Uecker <muecker@gwdg.de>
2694 PR c/65455
2695 PR c/92935
2696 * c-parser.c (c_parser_declaration_or_fndef): Remove
2697 redundant code to drop qualifiers of _Atomic types for __auto_type.
2698 (c_parser_typeof_specifier): Do not drop qualifiers of _Atomic
2699 types for __typeof__.
2701 2020-11-24 Jakub Jelinek <jakub@redhat.com>
2703 PR c/97958
2704 * c-parser.c (c_parser_binary_expression): For omp atomic binary
2705 expressions, use make_node instead of build2 to avoid checking build2
2706 performs.
2708 2020-11-23 Joseph Myers <joseph@codesourcery.com>
2710 PR c/95630
2711 * c-typeck.c (build_binary_op): Use pedwarn_c99 with OPT_Wpedantic
2712 for comparisons of complete and incomplete pointers.
2714 2020-11-21 Aaron Sawdey <acsawdey@linux.ibm.com>
2716 * c-aux-info.c (gen_type): Support opaque types.
2718 2020-11-20 Martin Sebor <msebor@redhat.com>
2720 PR middle-end/97879
2721 * c-decl.c (start_function): Set ATTR_FLAG_INTERNAL in flags.
2723 2020-11-20 Jakub Jelinek <jakub@redhat.com>
2725 PR other/97911
2726 * Make-lang.in (c.serial): Change from goal to a variable.
2727 (.PHONY): Drop c.serial.
2729 2020-11-20 Martin Uecker <muecker@gwdg.de>
2731 * c-typeck.c (convert_lvalue_to_rvalue): Drop qualifiers.
2733 2020-11-19 Jakub Jelinek <jakub@redhat.com>
2735 PR c/97860
2736 * c-decl.c (get_parm_array_spec): Bail out of nelts is
2737 error_operand_p.
2739 2020-11-18 Jakub Jelinek <jakub@redhat.com>
2741 * Make-lang.in (c.serial): New goal.
2742 (.PHONY): Add c.serial c.prev.
2743 (cc1$(exeext)): Call LINK_PROGRESS.
2745 2020-11-13 Vladimir N. Makarov <vmakarov@redhat.com>
2747 * c-parser.c (c_parser_asm_statement): Parse outputs for asm
2748 goto too.
2749 * c-typeck.c (build_asm_expr): Remove an assert checking output
2750 absence for asm goto.
2752 2020-11-13 Jakub Jelinek <jakub@redhat.com>
2754 * c-typeck.c (c_finish_omp_clauses): Don't clear
2755 OMP_CLAUSE_REDUCTION_INSCAN unless reduction_seen == -2.
2757 2020-11-13 Iain Sandoe <iain@sandoe.co.uk>
2759 PR objc/77404
2760 * c-parser.c (c_parser_objc_class_definition): Pass the
2761 location of the class name to the interface declaration.
2763 2020-11-10 Strager Neds <strager.nds@gmail.com>
2765 * c-decl.c (merge_decls): Use new overload of
2766 set_decl_section_name.
2768 2020-11-10 Chung-Lin Tang <cltang@codesourcery.com>
2770 * c-parser.c (c_parser_omp_target_data): Add use of
2771 new c_omp_adjust_map_clauses function. Add GOMP_MAP_ATTACH_DETACH as
2772 handled map clause kind.
2773 (c_parser_omp_target_enter_data): Likewise.
2774 (c_parser_omp_target_exit_data): Likewise.
2775 (c_parser_omp_target): Likewise.
2776 * c-typeck.c (handle_omp_array_sections): Adjust COMPONENT_REF case to
2777 use GOMP_MAP_ATTACH_DETACH map kind for C_ORT_OMP region type.
2778 (c_finish_omp_clauses): Adjust bitmap checks to allow struct decl and
2779 same struct field access to co-exist on OpenMP construct.
2781 2020-11-07 Martin Uecker <muecker@gwdg.de>
2783 * c-parser.c (c_parser_label): Implement mixing of labels and code.
2784 (c_parser_all_labels): Likewise.
2786 2020-11-06 Iain Sandoe <iain@sandoe.co.uk>
2788 * c-parser.c (c_parser_objc_at_property_declaration):
2789 Improve parsing fidelity. Associate better location info
2790 with @property attributes. Clean up the interface to
2791 objc_add_property_declaration ().
2793 2020-11-06 Nathan Sidwell <nathan@acm.org>
2795 * c-decl.c (diagnose_mismatched_decls): Rename
2796 DECL_IS_BUILTIN->DECL_IS_UNDECLARED_BUILTIN.
2797 (warn_if_shadowing, implicitly_declare, names_builtin_p)
2798 (collect_source_refs): Likewise.
2799 * c-typeck.c (inform_declaration, inform_for_arg)
2800 (convert_for_assignment): Likewise.
2802 2020-11-06 Tobias Burnus <tobias@codesourcery.com>
2804 * c-parser.c (c_parser_omp_atomic): Add openacc parameter and update
2805 OpenACC matching.
2806 (c_parser_omp_construct): Update call.
2808 2020-11-04 Jakub Jelinek <jakub@redhat.com>
2810 PR c++/97670
2811 * c-typeck.c (c_finish_omp_clauses): Look through array reductions to
2812 find underlying decl to clear in the aligned_head bitmap.
2814 2020-11-04 Joseph Myers <joseph@codesourcery.com>
2816 * c-decl.c (handle_nodiscard_attribute): New.
2817 (std_attribute_table): Add nodiscard.
2818 * c-parser.c (c_parser_std_attribute): Expect argument to
2819 nodiscard attribute to be a string. Do not special-case ignoring
2820 nodiscard.
2821 * c-typeck.c (maybe_warn_nodiscard): New.
2822 (build_compound_expr, emit_side_effect_warnings): Call
2823 maybe_warn_nodiscard.
2824 (c_process_expr_stmt, c_finish_stmt_expr): Also call
2825 emit_side_effect_warnings if warn_unused_result.
2827 2020-10-29 Asher Gordon <AsDaGo@posteo.net>
2829 * c-typeck.c (free_all_tagged_tu_seen_up_to): Replace free
2830 with XDELETE.
2831 (finish_init): Likewise.
2832 (pop_init_level): Likewise.
2834 2020-10-28 Joseph Myers <joseph@codesourcery.com>
2836 * c-decl.c (store_parm_decls_newstyle): Use pedwarn_c11 not
2837 error_at for omitted parameter name.
2839 2020-10-28 Jakub Jelinek <jakub@redhat.com>
2841 * c-parser.c (c_parser_omp_clause_name): Handle allocate.
2842 (c_parser_omp_clause_allocate): New function.
2843 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_ALLOCATE.
2844 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2845 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK,
2846 OMP_TASK_CLAUSE_MASK, OMP_TASKGROUP_CLAUSE_MASK,
2847 OMP_DISTRIBUTE_CLAUSE_MASK, OMP_TEAMS_CLAUSE_MASK,
2848 OMP_TARGET_CLAUSE_MASK, OMP_TASKLOOP_CLAUSE_MASK): Add
2849 PRAGMA_OMP_CLAUSE_ALLOCATE.
2850 * c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_ALLOCATE.
2852 2020-10-27 Joseph Myers <joseph@codesourcery.com>
2854 * c-parser.c (c_parser_std_attribute_specifier): Allow duplicate
2855 standard attributes.
2857 2020-10-23 Marek Polacek <polacek@redhat.com>
2859 PR c++/91741
2860 * c-parser.c (c_parser_binary_expression): Implement -Wsizeof-array-div.
2861 (c_parser_postfix_expression): Set PAREN_SIZEOF_EXPR.
2862 (c_parser_expr_list): Handle PAREN_SIZEOF_EXPR like SIZEOF_EXPR.
2863 * c-tree.h (char_type_p): Declare.
2864 * c-typeck.c (char_type_p): No longer static.
2866 2020-10-23 Martin Sebor <msebor@redhat.com>
2868 PR middle-end/97552
2869 * c-decl.c (get_parm_array_spec): Handle static VLA parameters.
2871 2020-09-19 Martin Sebor <msebor@redhat.com>
2873 PR c/50584
2874 * c-decl.c (lookup_last_decl): Define new function.
2875 (c_decl_attributes): Call it.
2876 (start_decl): Add argument and use it.
2877 (finish_decl): Call build_attr_access_from_parms and decl_attributes.
2878 (get_parm_array_spec): Define new function.
2879 (push_parm_decl): Call get_parm_array_spec.
2880 (start_function): Call warn_parm_array_mismatch. Build attribute
2881 access and add it to current function.
2882 * c-parser.c (c_parser_declaration_or_fndef): Diagnose mismatches
2883 in forms of array parameters.
2884 * c-tree.h (start_decl): Add argument.
2886 2020-09-19 Sandra Loosemore <sandra@codesourcery.com>
2888 * c-decl.c (c_break_label, c_cont_label): Delete, and replace
2889 with...
2890 (in_statement): New.
2891 (start_function): Adjust for above change.
2892 (c_push_function_context, c_pop_function_context): Likewise.
2893 * c-lang.h (struct language_function): Likewise.
2894 * c-objc-common.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
2895 * c-parser.c (objc_foreach_break_label, objc_foreach_continue_label):
2896 New.
2897 (c_parser_statement_after_labels): Adjust calls to c_finish_bc_stmt.
2898 (c_parser_switch_statement): Adjust break/switch context handling
2899 and calls to renamed functions.
2900 (c_parser_while_statement): Adjust break/switch context handling and
2901 build a WHILE_STMT.
2902 (c_parser_do_statement): Ditto, with DO_STMT respectively.
2903 (c_parser_for_statement): Ditto, with FOR_STMT respectively.
2904 (c_parser_omp_for_loop): Adjust break/switch context handling.
2905 * c-tree.h (c_break_label, c_cont_label): Delete.
2906 (IN_SWITCH_STMT, IN_ITERATION_STMT): Define.
2907 (IN_OMP_BLOCK, IN_OMP_FOR, IN_OBJC_FOREACH): Define.
2908 (in_statement, switch_statement_break_seen_p): Declare.
2909 (c_start_case, c_finish_case): Renamed to...
2910 (c_start_switch, c_finish_switch).
2911 (c_finish_bc_stmt): Adjust arguments.
2912 * c-typeck.c (build_function_call_vec): Don't try to print
2913 statements with %qE format.
2914 (struct c_switch): Rename switch_expr field to switch_stmt.
2915 Add break_stmt_seen_p field.
2916 (c_start_case): Rename to c_start_switch. Build a SWITCH_STMT
2917 instead of a SWITCH_EXPR. Update for changes to struct c_switch.
2918 (do_case): Update for changes to struct c_switch.
2919 (c_finish_case): Rename to c_finish_switch. Update for changes to
2920 struct c_switch and change of representation from SWITCH_EXPR to
2921 SWITCH_STMT.
2922 (c_finish_loop): Delete.
2923 (c_finish_bc_stmt): Update to reflect changes to break/continue
2924 state representation. Build a BREAK_STMT or CONTINUE_STMT instead
2925 of a GOTO_EXPR except for objc foreach loops.
2927 2020-09-01 Jakub Jelinek <jakub@redhat.com>
2929 PR c++/96867
2930 * c-typeck.c (handle_omp_array_sections_1): Test C_ARRAY_PARAMETER
2931 only on PARM_DECLs.
2933 2020-08-28 Martin Sebor <msebor@redhat.com>
2935 PR c/96596
2936 * c-decl.c (match_builtin_function_types): Avoid dealing with erroneous
2937 argument type.
2939 2020-08-27 Martin Liska <mliska@suse.cz>
2941 * gimple-parser.c (c_parser_gimple_compound_statement): Set exact argument of a vector
2942 growth function to true.
2944 2020-08-25 Tobias Burnus <tobias@codesourcery.com>
2946 PR c/96678
2947 * c-typeck.c (handle_omp_array_sections_1): Talk about
2948 array function parameter in the error message.
2950 2020-08-18 Jakub Jelinek <jakub@redhat.com>
2952 PR c/96571
2953 * c-parser.c (c_parser_generic_selection): Change match_found from bool
2954 to int, holding index of the match. Call mark_exp_read on the selector
2955 expression and on expressions other than the selected one.
2957 2020-08-01 Richard Sandiford <richard.sandiford@arm.com>
2959 PR c/96377
2960 * c-typeck.c (process_init_element): Split test for whether to
2961 recurse into a record, union or array into...
2962 (initialize_elementwise_p): ...this new function. Don't recurse
2963 into a vector type if the initialization value is also a vector.
2965 2020-07-31 Richard Biener <rguenther@suse.de>
2967 PR debug/96383
2968 * c-objc-common.h (LANG_HOOKS_FINALIZE_EARLY_DEBUG):
2969 Define to c_common_finalize_early_debug.
2971 2020-07-22 Tobias Burnus <tobias@codesourcery.com>
2973 * c-parser.c (c_parser_omp_clause_hint): Require nonnegative hint clause.
2974 (c_parser_omp_critical): Permit hint(0) clause without named critical.
2975 (c_parser_omp_construct): Don't assert if error_mark_node is returned.
2977 2020-07-21 Sunil K Pandey <skpgkp2@gmail.com>
2979 PR target/95237
2980 * c-decl.c (finish_decl): Call target hook
2981 lower_local_decl_alignment to lower local decl alignment.
2983 2020-07-09 Julian Brown <julian@codesourcery.com>
2984 Thomas Schwinge <thomas@codesourcery.com>
2986 PR middle-end/95270
2987 * c-typeck.c (c_finish_omp_clauses): Set OMP_CLAUSE_SIZE (bias) to zero
2988 for standalone attach/detach clauses.
2990 2020-07-08 Eric Botcazou <ebotcazou@adacore.com>
2992 * c-typeck.c (convert_for_assignment): If -Wscalar-storage-order is
2993 set, warn for conversion between pointers that point to incompatible
2994 scalar storage orders.
2996 2020-07-07 Kaipeng Zhou <zhoukaipeng3@huawei.com>
2998 * c-parser.c (c_parser_statement_after_labels): Pass correct
2999 parameters to c_parser_do_statement.
3001 2020-06-16 Jakub Jelinek <jakub@redhat.com>
3003 * c-parser.c (c_parser_expr_no_commas): Save, clear and restore
3004 c_in_omp_for.
3005 (c_parser_omp_for_loop): Set c_in_omp_for around some calls to avoid
3006 premature c_fully_fold. Defer explicit c_fully_fold calls to after
3007 c_finish_omp_for.
3008 * c-tree.h (c_in_omp_for): Declare.
3009 * c-typeck.c (c_in_omp_for): Define.
3010 (build_modify_expr): Avoid c_fully_fold if c_in_omp_for.
3011 (digest_init): Likewise.
3012 (build_binary_op): Likewise.
3014 2020-06-16 Jakub Jelinek <jakub@redhat.com>
3016 * c-parser.c (c_parser_omp_clause_schedule): Reject modifier separated
3017 from kind by comma rather than colon.
3019 2020-06-05 Mark Wielaard <mark@klomp.org>
3021 * c-decl.c (implicit_decl_warning): When warned and olddecl is
3022 an undeclared builtin, then add a fixit header hint, if found.
3023 (implicitly_declare): Add OPT_Wbuiltin_declaration_mismatch to
3024 warning_at about implicit builtin declaration type mismatch.
3026 2020-06-03 Mark Wielaard <mark@klomp.org>
3028 * c-parser.c (struct c_parser): Add seen_string_literal
3029 bitfield.
3030 (c_parser_consume_token): Reset seen_string_literal.
3031 (c_parser_error_richloc): Add name_hint if seen_string_literal
3032 and next token is a CPP_NAME and we have a missing header
3033 suggestion for the name.
3034 (c_parser_string_literal): Set seen_string_literal.
3036 2020-06-03 Mark Wielaard <mark@klomp.org>
3038 * c-parser.c (c_parser_postfix_expression_after_primary): Add
3039 scope with matching_parens after CPP_OPEN_PAREN.
3041 2020-06-03 Tobias Burnus <tobias@codesourcery.com>
3043 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_MAPPING): Redefine.
3045 2020-05-28 Nicolas Bértolo <nicolasbertolo@gmail.com>
3047 * Make-lang.in: Remove extra slash.
3049 2020-05-19 Martin Liska <mliska@suse.cz>
3051 * c-parser.c: Fix typo.
3053 2020-05-14 Jakub Jelinek <jakub@redhat.com>
3055 * c-parser.c (c_parser_omp_target): Set cfun->has_omp_target.
3057 2020-05-07 Richard Biener <rguenther@suse.de>
3059 PR middle-end/94703
3060 * gimple-parser.c (c_parser_parse_ssa_name): Do not set
3061 DECL_GIMPLE_REG_P.
3063 2020-04-30 Jakub Jelinek <jakub@redhat.com>
3065 PR c/94842
3066 * c-decl.c (set_labels_context_r): In addition to context-less
3067 LABEL_DECLs adjust also LABEL_DECLs with context equal to
3068 parent function if any.
3069 (store_parm_decls): Adjust comment.
3071 2020-04-19 Jakub Jelinek <jakub@redhat.com>
3073 PR objc/94637
3074 * c-parser.c (c_parser_objc_selector_arg): Handle CPP_SCOPE like
3075 two CPP_COLON tokens.
3077 2020-04-17 Jakub Jelinek <jakub@redhat.com>
3079 PR other/94629
3080 * c-parser.c (c_parser_oacc_routine): Remove redundant assignment
3081 to data.clauses.
3083 2020-04-15 Jakub Jelinek <jakub@redhat.com>
3085 PR c/94593
3086 * c-parser.c (c_parser_pragma) <case PRAGMA_OMP_REQUIRES>: Reject
3087 requires directive when not at file scope.
3089 2020-04-08 Tobias Burnus <tobias@codesourcery.com>
3091 PR middle-end/94120
3092 * c-decl.c (c_check_in_current_scope): New function.
3093 * c-tree.h (c_check_in_current_scope): Declare it.
3094 * c-parser.c (c_parser_oacc_declare): Add check that variables
3095 are declared in the same scope as the directive. Fix handling
3096 of namespace vars.
3098 2020-04-07 Jakub Jelinek <jakub@redhat.com>
3100 PR c++/94512
3101 * c-parser.c (c_parser_omp_parallel): Set OMP_PARALLEL_COMBINED
3102 if c_parser_omp_master succeeded.
3104 2020-03-23 Jakub Jelinek <jakub@redhat.com>
3106 PR gcov-profile/94029
3107 PR c/94239
3108 * c-parser.c (c_parser_declaration_or_fndef): Initialize endloc to
3109 the function_start_locus location. Don't do that afterwards for the
3110 __GIMPLE body parsing.
3112 2020-03-19 Jakub Jelinek <jakub@redhat.com>
3114 PR gcov-profile/94029
3115 * c-tree.h (finish_function): Add location_t argument defaulted to
3116 input_location.
3117 * c-parser.c (c_parser_compound_statement): Add endlocp argument and
3118 set it to the locus of closing } if non-NULL.
3119 (c_parser_compound_statement_nostart): Return locus of closing }.
3120 (c_parser_parse_rtl_body): Likewise.
3121 (c_parser_declaration_or_fndef): Propagate locus of closing } to
3122 finish_function.
3123 * c-decl.c (finish_function): Add end_loc argument, use it instead of
3124 input_location to set function_end_locus.
3126 2020-03-17 Jakub Jelinek <jakub@redhat.com>
3128 PR c/94172
3129 * c-tree.h (C_TYPE_INCOMPLETE_VARS): Define to TYPE_LANG_SLOT_1
3130 instead of TYPE_VFIELD, and support it on {RECORD,UNION,ENUMERAL}_TYPE.
3131 (TYPE_ACTUAL_ARG_TYPES): Check that it is only used on FUNCTION_TYPEs.
3132 * c-decl.c (pushdecl): Push C_TYPE_INCOMPLETE_VARS also to
3133 ENUMERAL_TYPEs.
3134 (finish_incomplete_vars): New function, moved from finish_struct. Use
3135 relayout_decl instead of layout_decl.
3136 (finish_struct): Remove obsolete comment about C_TYPE_INCOMPLETE_VARS
3137 being TYPE_VFIELD. Use finish_incomplete_vars.
3138 (finish_enum): Clear C_TYPE_INCOMPLETE_VARS. Call
3139 finish_incomplete_vars.
3140 * c-typeck.c (c_build_qualified_type): Clear C_TYPE_INCOMPLETE_VARS
3141 also on ENUMERAL_TYPEs.
3143 2020-03-16 Jakub Jelinek <jakub@redhat.com>
3145 PR c/94179
3146 * c-fold.c (c_fully_fold_internal): Handle MEM_REF.
3148 2020-03-13 Martin Sebor <msebor@redhat.com>
3150 PR c/94040
3151 * c-decl.c (builtin_structptr_type_count): New constant.
3152 (match_builtin_function_types): Reject decls that are incompatible
3153 in types pointed to by pointers.
3154 (diagnose_mismatched_decls): Adjust comments.
3156 2020-03-05 Joseph Myers <joseph@codesourcery.com>
3158 PR c/93577
3159 * c-typeck.c (pop_init_level): Do not diagnose initializers as
3160 empty when initialized type is error_mark_node.
3161 (set_designator, process_init_element): Ignore initializers for
3162 elements of a variable-size type or of error_mark_node.
3164 2020-03-01 Martin Sebor <msebor@redhat.com>
3166 PR middle-end/93926
3167 * c-decl.c (types_close_enough_to_match): New function.
3168 (match_builtin_function_types):
3169 (diagnose_mismatched_decls): Add missing inform call to a warning.
3171 2020-03-01 Martin Sebor <msebor@redhat.com>
3173 PR c/93812
3174 * c-typeck.c (build_functype_attribute_variant): New function.
3175 (composite_type): Call it.
3177 2020-02-25 Jakub Jelinek <jakub@redhat.com>
3179 PR other/93912
3180 * gimple-parser.c (c_parser_gimple_parse_bb_spec_edge_probability):
3181 Rename last argument from probablity to probability.
3183 2020-02-13 Jakub Jelinek <jakub@redhat.com>
3185 PR c/93576
3186 * c-decl.c (grokdeclarator): If this_size_varies, only push size into
3187 *expr if it has side effects.
3189 2020-01-30 Jeff Law <law@redhat.com>
3191 PR c/88660
3192 * c-parser.c (c_parser_switch_statement): Make sure to request
3193 marking the switch expr as used.
3195 2020-01-22 Joseph Myers <joseph@codesourcery.com>
3197 PR c/93348
3198 * c-typeck.c (build_c_cast): Call remove_c_maybe_const_expr on
3199 argument with integer operands.
3201 2020-01-16 Kerem Kat <keremkat@gmail.com>
3203 PR c/92833
3204 * c-parser.c (c_parser_consume_token): Fix peeked token stack pop
3205 to support 4 available tokens.
3207 2020-01-15 Joseph Myers <joseph@codesourcery.com>
3209 PR c/93072
3210 * c-decl.c (pushdecl): Use TREE_PUBLIC, not DECL_EXTERNAL, to
3211 determine whether to set DECL_CONTEXT.
3213 2020-01-13 Joseph Myers <joseph@codesourcery.com>
3215 PR c/93241
3216 * c-typeck.c (build_c_cast): Check for expressions with integer
3217 operands that can occur in an unevaluated part of an integer
3218 constant expression and call note_integer_operands as needed.
3220 2019-01-08 Richard Biener <rguenther@suse.de>
3222 PR middle-end/93199
3223 * gimple-parser.c (c_parser_parse_gimple_body): Remove __PHI IFN
3224 permanently.
3226 2020-01-01 Jakub Jelinek <jakub@redhat.com>
3228 Update copyright years.
3230 2019-12-20 Eric Botcazou <ebotcazou@adacore.com>
3232 * c-decl.c (collect_source_ref_cb): Delete.
3233 (for_each_global_decl): Rename into...
3234 (collect_source_refs): ...this. Call collect_source_ref directly.
3235 (c_parse_final_cleanups): Always call collect_source_ref on the main
3236 input filename.
3238 2019-12-19 Julian Brown <julian@codesourcery.com>
3239 Cesar Philippidis <cesar@codesourcery.com>
3241 * c-parser.c (c_parser_omp_clause_name): Add parsing of attach and
3242 detach clauses.
3243 (c_parser_omp_variable_list): Add ALLOW_DEREF optional parameter.
3244 Allow deref (->) in variable lists if true.
3245 (c_parser_omp_var_list_parens): Add ALLOW_DEREF optional parameter.
3246 Pass to c_parser_omp_variable_list.
3247 (c_parser_oacc_data_clause): Support attach and detach clauses. Update
3248 call to c_parser_omp_variable_list.
3249 (c_parser_oacc_all_clauses): Support attach and detach clauses.
3250 (OACC_DATA_CLAUSE_MASK, OACC_ENTER_DATA_CLAUSE_MASK,
3251 OACC_KERNELS_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK,
3252 OACC_SERIAL_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_ATTACH.
3253 (OACC_EXIT_DATA_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_DETACH.
3254 * c-typeck.c (handle_omp_array_sections_1): Reject subarrays for attach
3255 and detach. Support deref.
3256 (handle_omp_array_sections): Use GOMP_MAP_ATTACH_DETACH instead of
3257 GOMP_MAP_ALWAYS_POINTER for OpenACC.
3258 (c_oacc_check_attachments): New function.
3259 (c_finish_omp_clauses): Check attach/detach arguments for being
3260 pointers using above. Support deref.
3262 2019-12-19 Julian Brown <julian@codesourcery.com>
3263 Maciej W. Rozycki <macro@codesourcery.com>
3264 Tobias Burnus <tobias@codesourcery.com>
3265 Thomas Schwinge <thomas@codesourcery.com>
3267 * c-parser.c (c_parser_omp_clause_name): Support no_create.
3268 (c_parser_oacc_data_clause): Likewise.
3269 (c_parser_oacc_all_clauses): Likewise.
3270 (OACC_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK)
3271 (OACC_PARALLEL_CLAUSE_MASK, OACC_SERIAL_CLAUSE_MASK): Add
3272 PRAGMA_OACC_CLAUSE_NO_CREATE.
3273 * c-typeck.c (handle_omp_array_sections): Support
3274 GOMP_MAP_NO_ALLOC.
3276 2019-12-09 David Malcolm <dmalcolm@redhat.com>
3278 * c-objc-common.c (range_label_for_type_mismatch::get_text):
3279 Replace label_text ctor calls.
3281 2019-12-04 Joseph Myers <joseph@codesourcery.com>
3283 PR c/36941
3284 PR c/88827
3285 * c-typeck.c (convert_lvalue_to_rvalue): Call
3286 require_complete_type for arguments not of void types.
3287 (build_indirect_ref): Do not diagnose dereferencing pointers to
3288 incomplete types.
3289 * c-tree.h (C_TYPE_ERROR_REPORTED): Remove.
3291 2019-12-03 Joseph Myers <joseph@codesourcery.com>
3293 PR c/88704
3294 * c-decl.c (store_parm_decls_oldstyle): Diagnose use of [*] in
3295 old-style parameter definitions.
3297 2019-12-01 Sandra Loosemore <sandra@codesourcery.com>
3299 PR target/92499
3301 * c-decl.c (flexible_array_type_p): Move to common code.
3303 2019-11-30 Richard Sandiford <richard.sandiford@arm.com>
3305 * c-decl.c (start_decl): Allow initialization of variables whose
3306 size is a POLY_INT_CST.
3307 (finish_decl): Use verify_type_context to check whether the target
3308 allows variables with a particular type to have static or thread-local
3309 storage duration. Don't raise a second error if such variables do
3310 not have a constant size.
3311 (grokdeclarator): Use verify_type_context to check whether the
3312 target allows fields or array elements to have a particular type.
3313 * c-typeck.c (pointer_diff): Use verify_type_context to test whether
3314 the target allows pointer difference for the types involved.
3315 (build_unary_op): Likewise for pointer increment and decrement.
3317 2019-11-29 Joseph Myers <joseph@codesourcery.com>
3319 * c-parser.c (struct c_parser): Add members raw_tokens and
3320 raw_tokens_used.
3321 (c_lex_one_token): Add argument raw. Handle lexing raw tokens and
3322 using previously-lexed raw tokens.
3323 (c_parser_peek_nth_token_raw)
3324 (c_parser_check_balanced_raw_token_sequence): New functions.
3325 (c_parser_nth_token_starts_std_attributes): Use
3326 c_parser_check_balanced_raw_token_sequence for Objective-C.
3328 2019-11-25 Joseph Myers <joseph@codesourcery.com>
3330 PR c/91985
3331 * c-decl.c (finish_declspecs): Use int instead of decimal
3332 floating-point types if decimal floating-point not supported.
3334 2019-11-25 Joseph Myers <joseph@codesourcery.com>
3336 * c-tree.h (struct c_declarator): Use a structure for id member.
3337 * c-decl.c (grokdeclarator): Extract attributes from cdk_id
3338 declarators at the start, not when handling individual declarators
3339 later. Use u.id.id instead of u.id.
3340 (grokfield): Use u.id.id instead of u.id.
3341 (build_id_declarator): Set u.id.id and u.id.attrs.
3342 (finish_declspecs): Handle postfix attributes in case of typedef
3343 name or typeof used.
3344 * c-parser.c (c_parser_direct_declarator)
3345 (c_parser_direct_declarator_inner): Place declarator for
3346 attributes inside that for function or array, not outside. Set
3347 u.id.attrs for identifiers.
3348 (c_parser_parameter_declaration): Use u.id.id instead of u.id.
3349 * gimple-parser.c (c_parser_gimple_declaration): Use u.id.id
3350 instead of u.id.
3352 2019-11-22 Jakub Jelinek <jakub@redhat.com>
3354 PR c/90677
3355 * c-decl.c (identifier_global_tag): Define.
3357 2019-11-20 Richard Biener <rguenther@suse.de>
3359 PR c/92088
3360 * c-decl.c (grokdeclarator): Prevent inlining of nested
3361 function with VLA arguments.
3363 2019-11-20 Joseph Myers <joseph@codesourcery.com>
3365 * c-decl.c (c_warn_type_attributes): New function.
3366 (groktypename, grokdeclarator, finish_declspecs): Call
3367 c_warn_type_attributes before applying attributes to types.
3368 * c-tree.h (c_warn_type_attributes): Declare.
3370 2019-11-19 Joseph Myers <joseph@codesourcery.com>
3372 * c-decl.c (c_warn_unused_attributes): Use pedwarn not warning for
3373 standard attributes.
3374 * c-parser.c (c_parser_std_attribute): Take argument for_tm. Use
3375 pedwarn for unknown standard attributes and return error_mark_node
3376 for them.
3378 2019-11-18 Matthew Malcomson <matthew.malcomson@arm.com>
3380 * c-parser.c (c_parser_parse_rtl_body): Always call
3381 run_rtl_passes, even if startwith pass is not provided.
3383 2019-11-15 Joseph Myers <joseph@codesourcery.com>
3385 * c-parser.c (c_parser_std_attribute_specifier): Diagnose
3386 duplicate standard attributes.
3388 2019-11-15 Joseph Myers <joseph@codesourcery.com>
3390 * c-decl.c (std_attribute_table): Add maybe_unused.
3392 2019-11-15 Joseph Myers <joseph@codesourcery.com>
3394 * c-decl.c (std_attribute_table): Add fallthrough.
3395 * c-parser.c (c_parser_declaration_or_fndef): Diagnose fallthrough
3396 attribute at top level.
3398 2019-11-15 Joseph Myers <joseph@codesourcery.com>
3400 * c-decl.c (std_attribute_table): New.
3401 (c_init_decl_processing): Register attributes from
3402 std_attribute_table.
3403 * c-parser.c (c_parser_attribute_arguments): Add arguments
3404 require_string and allow_empty_args. All callers changed.
3405 (c_parser_std_attribute): Set require_string argument for
3406 "deprecated" attribute.
3408 2019-11-14 Joseph Myers <joseph@codesourcery.com>
3410 * c-parser.c (c_parser_postfix_expression)
3411 (c_parser_check_literal_zero): Handle CPP_UTF8CHAR.
3412 * gimple-parser.c (c_parser_gimple_postfix_expression): Likewise.
3414 2019-11-14 Richard Sandiford <richard.sandiford@arm.com>
3416 * c-typeck.c (build_conditional_expr): Use truth_type_for instead
3417 of build_same_sized_truth_vector_type.
3418 (build_vec_cmp): Likewise.
3420 2019-11-14 Jakub Jelinek <jakub@redhat.com>
3422 * c-parser.c (c_parser_omp_context_selector): Don't require score
3423 argument to fit into shwi, just to be INTEGER_CST. Diagnose
3424 negative score.
3426 * c-parser.c (c_parser_omp_context_selector): Rename
3427 CTX_PROPERTY_IDLIST to CTX_PROPERTY_NAME_LIST, add CTX_PROPERTY_ID.
3428 Use CTX_PROPERTY_ID for atomic_default_mem_order, only allow a single
3429 identifier in that. For CTX_PROPERTY_NAME_LIST, allow identifiers
3430 and string literals.
3432 2019-11-14 Joseph Myers <joseph@codesourcery.com>
3434 * c-tree.h (enum c_typespec_kind): Add ctsk_tagref_attrs and
3435 ctsk_tagfirstref_attrs.
3436 (struct c_declspecs): Update description of attrs. Add
3437 postfix_attrs and non_std_attrs_seen_p. Increase size of
3438 typespec_kind bit-field.
3439 (c_warn_unused_attributes): New declaration.
3440 (parser_xref_tag): Update prototype.
3441 * c-decl.c (c_warn_unused_attributes): New function.
3442 (shadow_tag_warned): Handle ctsk_tagfirstref_attrs and
3443 ctsk_tagref_attrs. Handle attribute declarations.
3444 (check_compound_literal_type): Handle ctsk_tagfirstref_attrs.
3445 (grokdeclarator): Handle standard attributes.
3446 (parser_xref_tag): Add arguments have_std_attrs and attrs. Apply
3447 attributes to incomplete type reference.
3448 (xref_tag): Update call to parser_xref_tag.
3449 (declspecs_add_addrspace, declspecs_add_type)
3450 (declspecs_add_scspec, declspecs_add_attrs): Set
3451 non_std_attrs_seen_p.
3452 (finish_declspecs): Apply postfix standard attributes to type.
3453 * c-parser.c (c_token_starts_declspecs)
3454 (c_token_starts_declaration, c_parser_next_token_starts_declspecs)
3455 (c_parser_next_tokens_start_declaration): Update comments.
3456 (c_parser_consume_token, c_parser_consume_pragma): Handle moving
3457 parser->tokens[2] to parser->tokens[1].
3458 (c_parser_nth_token_starts_std_attributes)
3459 (c_parser_std_attribute_specifier_sequence): New functions.
3460 (c_parser_declaration_or_fndef): Add arguments have_attrs and
3461 attrs. All callers changed. Handle standard attributes.
3462 (c_parser_parms_declarator, c_parser_parms_list_declarator)
3463 (c_parser_parameter_declaration): Add argument have_gnu_attrs.
3464 All callers changed.
3465 (c_parser_declspecs): Add arguments start_std_attr_ok and
3466 end_std_attr_ok. All callers changed. Handle standard
3467 attributes.
3468 (c_parser_enum_specifier, c_parser_struct_or_union_specifier)
3469 (c_parser_direct_declarator, c_parser_direct_declarator_inner)
3470 (c_parser_compound_statement_nostart, c_parser_all_labels)
3471 (c_parser_label, c_parser_statement, c_parser_for_statement):
3472 Handle standard attributes.
3473 * c-parser.h (c_parser_declspecs): Update prototype.
3474 * gimple-parser.c (c_parser_gimple_declaration): Update call to
3475 c_parser_declspecs.
3477 2019-11-12 Martin Liska <mliska@suse.cz>
3479 * gimple-parser.c: Do not include params.h.
3481 2019-11-12 Martin Liska <mliska@suse.cz>
3483 * gimple-parser.c (c_parser_parse_gimple_body): Replace old parameter syntax
3484 with the new one, include opts.h if needed. Use SET_OPTION_IF_UNSET
3485 macro.
3487 2019-11-12 Maciej W. Rozycki <macro@codesourcery.com>
3488 Frederik Harwath <frederik@codesourcery.com>
3490 gcc/c/
3491 * c-parser.c (OACC_SERIAL_CLAUSE_MASK): New macro.
3492 (c_parser_oacc_kernels_parallel): Rename function to...
3493 (c_parser_oacc_compute): ... this. Handle PRAGMA_OACC_SERIAL.
3494 (c_parser_omp_construct): Update accordingly.
3497 2019-11-11 Jakub Jelinek <jakub@redhat.com>
3499 * c-parser.c (c_parser_translation_unit): Diagnose declare target
3500 without corresponding end declare target.
3502 2019-11-08 Richard Sandiford <richard.sandiford@arm.com>
3504 * c-convert.c (convert): Only handle vector conversions if one of
3505 the types satisfies gnu_vector_type_p or if -flax-vector-conversions
3506 allows it.
3507 * c-typeck.c (build_array_ref): Only allow vector indexing if the
3508 vectors satisfy gnu_vector_type_p.
3509 (build_unary_op): Only allow unary operators to be applied to
3510 vectors if they satisfy gnu_vector_type_p.
3511 (digest_init): Only allow by-element initialization of vectors
3512 if they satisfy gnu_vector_type_p.
3513 (really_start_incremental_init): Likewise.
3514 (push_init_level): Likewise.
3515 (pop_init_level): Likewise.
3516 (process_init_element): Likewise.
3517 (build_binary_op): Only allow binary operators to be applied to
3518 vectors if they satisfy gnu_vector_type_p.
3520 2019-11-08 Joseph Myers <joseph@codesourcery.com>
3522 * c-decl.c (grokparms): Convert () in a function definition to
3523 (void) for C2x.
3524 (store_parm_decls_oldstyle): Pedwarn for C2x.
3525 (store_parm_decls): Update comment about () not generating a
3526 prototype.
3528 2019-11-07 Joseph Myers <joseph@codesourcery.com>
3530 * c-parser.c (c_parser_attribute_arguments): New function.
3531 Factored out of c_parser_gnu_attribute.
3532 (c_parser_gnu_attribute): Use c_parser_attribute_arguments.
3533 (c_parser_balanced_token_sequence, c_parser_std_attribute)
3534 (c_parser_std_attribute_specifier): New functions.
3535 (c_parser_transaction_attributes): Use
3536 c_parser_std_attribute_specifier.
3538 2019-11-07 Joseph Myers <joseph@codesourcery.com>
3540 * c-parser.c (c_parser): Remove lex_untranslated_string. Add
3541 lex_joined_string and translate_strings_p.
3542 (c_lex_one_token): Pass 0 or C_LEX_STRING_NO_JOIN to
3543 c_lex_with_flags.
3544 (c_parser_string_literal): New function.
3545 (c_parser_static_assert_declaration_no_semi): Use
3546 c_parser_string_literal. Do not set lex_untranslated_string.
3547 (c_parser_asm_string_literal): Use c_parser_string_literal.
3548 (c_parser_simple_asm_expr): Do not set lex_untranslated_string.
3549 (c_parser_gnu_attributes): Set and restore translate_strings_p
3550 instead of lex_untranslated_string.
3551 (c_parser_asm_statement): Do not set lex_untranslated_string.
3552 (c_parser_asm_operands): Likewise.
3553 (c_parser_has_attribute_expression): Set and restore
3554 translate_strings_p instead of lex_untranslated_string.
3555 (c_parser_postfix_expression): Use c_parser_string_literal.
3556 (pragma_lex): Likewise.
3557 (c_parser_pragma_pch_preprocess): Set lex_joined_string.
3558 (c_parse_file): Set translate_strings_p.
3559 * gimple-parser.c (c_parser_gimple_postfix_expression)
3560 (c_parser_gimple_or_rtl_pass_list): Use c_parser_string_literal.
3561 * c-parser.c (c_parser_string_literal): Declare function.
3563 2019-11-02 Jakub Jelinek <jakub@redhat.com>
3565 * c-parser.c (c_finish_omp_declare_variant): Use
3566 omp_get_context_selector instead of c_omp_get_context_selector.
3568 2019-10-29 Richard Sandiford <richard.sandiford@arm.com>
3570 * c-tree.h (c_simulate_enum_decl): Declare.
3571 * c-decl.c (c_simulate_enum_decl): New function.
3572 * c-objc-common.h (LANG_HOOKS_SIMULATE_ENUM_DECL): Define to the above.
3574 2019-10-29 Richard Sandiford <richard.sandiford@arm.com>
3576 * c-tree.h (c_simulate_builtin_function_decl): Declare.
3577 * c-decl.c (c_simulate_builtin_function_decl): New function.
3578 * c-objc-common.h (LANG_HOOKS_SIMULATE_BUILTIN_FUNCTION_DECL): Define
3579 to the above.
3581 2019-10-28 Martin Sebor <msebor@redhat.com>
3583 PR c/66970
3584 * c-decl.c (names_builtin_p): Define a new function.
3586 2019-10-28 Richard Biener <rguenther@suse.de>
3588 PR c/92249
3589 * gimple-parser.c (c_parser_parse_gimple_body): Make
3590 current_bb the entry block initially to easier recover
3591 from errors.
3592 (c_parser_gimple_compound_statement): Adjust.
3594 2019-10-24 Jakub Jelinek <jakub@redhat.com>
3596 * c-parser.c (c_finish_omp_declare_variant): Use
3597 omp_context_selector_matches instead of
3598 c_omp_context_selector_matches.
3599 * c-decl.c (c_decl_attributes): Add "omp declare target block"
3600 attribute in between declare target and end declare target
3601 pragmas.
3603 2019-10-15 Joseph Myers <joseph@codesourcery.com>
3605 * c-parser.c (c_parser_attribute_any_word): Rename to
3606 c_parser_gnu_attribute_any_word. All callers changed.
3607 (c_parser_attribute): Rename to c_parser_gnu_attribute. All
3608 callers changed.
3609 (c_parser_attributes): Rename to c_parser_gnu_attributes. All
3610 callers changed.
3611 (c_parser_declaration_or_fndef, c_parser_declspecs)
3612 (c_parser_enum_specifier, c_parser_struct_or_union_specifier)
3613 (c_parser_struct_declaration, c_parser_declarator)
3614 (c_parser_gnu_attribute, c_parser_compound_statement)
3615 (c_parser_label, c_parser_statement, c_parser_objc_method_decl)
3616 (c_parser_transaction_attributes): Add "gnu-" prefix to names of
3617 attribute-related syntax productions.
3619 2019-10-14 Richard Sandiford <richard.sandiford@arm.com>
3621 * c-objc-common.c (useful_aka_type_p): Replace with...
3622 (get_aka_type): ...this new function. Given the original type,
3623 decide which aka type to print (if any). Only look through typedefs
3624 if user_facing_original_type_p.
3625 (print_type): Update accordingly.
3627 2019-10-14 Jakub Jelinek <jakub@redhat.com>
3629 * c-parser.c (c_parser_omp_all_clauses): Change bool NESTED_P argument
3630 into int NESTED, if it is 2, diagnose missing commas in between
3631 clauses.
3632 (c_parser_omp_context_selector): Pass 2 as last argument to
3633 c_parser_omp_all_clauses.
3635 2019-10-12 Jakub Jelinek <jakub@redhat.com>
3637 * c-parser.c (c_parser_omp_context_selector): Improve error recovery.
3638 For simd properties, put them directly into TREE_VALUE.
3639 (c_finish_omp_declare_variant): Call c_omp_mark_declare_variant.
3640 If c_omp_context_selector_matches is 0, don't add attribute, otherwise
3641 add "omp declare variant base" attribute rather than
3642 "omp declare variant".
3644 2019-10-11 Joseph Myers <joseph@codesourcery.com>
3646 * c-decl.c (declspecs_add_type): Use pedwarn_c11 for DFP types.
3648 2019-10-10 Jakub Jelinek <jakub@redhat.com>
3650 * c-parser.c (c_parser_omp_all_clauses): Add NESTED_P argument, if
3651 true, terminate processing on closing paren and don't skip to end of
3652 pragma line.
3653 (c_parser_omp_declare_simd): Handle also declare variant.
3654 (omp_construct_selectors, omp_device_selectors,
3655 omp_implementation_selectors, omp_user_selectors): New variables.
3656 (c_parser_omp_context_selector,
3657 c_parser_omp_context_selector_specification,
3658 c_finish_omp_declare_variant): New functions.
3659 (c_finish_omp_declare_simd): Handle both declare simd and
3660 declare variant.
3661 (c_parser_omp_declare): Handle declare variant.
3663 2019-10-02 Joseph Myers <joseph@codesourcery.com>
3665 * c-parser.c (c_parser_asm_statement): Handle CPP_SCOPE like two
3666 CPP_COLON tokens.
3668 2019-10-01 Richard Sandiford <richard.sandiford@arm.com>
3670 * c-objc-common.c (useful_aka_type_p): New function.
3671 (print_type): Use it to decide whether an aka type is worth printing.
3673 2019-09-27 Jakub Jelinek <jakub@redhat.com>
3675 PR c++/88203
3676 * c-parser.c (c_parser_predefined_identifier): New function.
3677 (c_parser_postfix_expression): Use it.
3678 (c_parser_omp_variable_list): Parse predefined identifiers.
3679 * c-typeck.c (c_finish_omp_clauses): Allow predefined variables
3680 in shared and firstprivate clauses, even when they are predetermined
3681 shared.
3683 2019-09-27 Richard Sandiford <richard.sandiford@arm.com>
3685 * c-typeck.c (build_function_call_vec): Take the original function
3686 decl as an optional final parameter. Pass all built-in calls to
3687 check_builtin_function_arguments.
3689 2019-09-20 Eric Botcazou <ebotcazou@adacore.com>
3691 PR c/91815
3692 * c-decl.c (pushdecl): In C detect duplicate declarations across scopes
3693 of identifiers in the external scope only for variables and functions.
3695 2019-09-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3697 PR c/78736
3698 * c-typeck.c (convert_for_assignment): Handle Wenum-conversion.
3700 2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
3702 PR pch/61250
3703 * c-parser.c (c_parse_file): Call c_common_no_more_pch ()
3704 after determining that the first token is not
3705 PRAGMA_GCC_PCH_PREPROCESS.
3707 2019-08-22 Eric Botcazou <ebotcazou@adacore.com>
3709 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_ARGUMENTS of a
3710 FUNCTION_DECL to the right value in the presence of nested declarators.
3712 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
3714 PR middle-end/91421
3715 * c-decl.c (merge_decls): Use copy_decl_built_in_function.
3717 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
3719 PR middle-end/91421
3720 * c-decl.c (header_for_builtin_fn): Take a FUNCTION_DECL instead
3721 of a built_in_function.
3722 (diagnose_mismatched_decls, implicitly_declare): Update accordingly.
3724 2019-08-10 Jakub Jelinek <jakub@redhat.com>
3726 * c-parser.c (c_parser_omp_clause_name): Parse device_type.
3727 (c_parser_omp_clause_device_type): New function.
3728 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
3729 (OMP_DECLARE_TARGET_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
3730 (c_parser_omp_declare_target): Handle device_type clauses. Remove
3731 diagnostics for declare target with clauses nested in clause-less
3732 declare target declaration-definition-seq.
3733 * c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_DEVICE_TYPE.
3735 2019-08-09 Jakub Jelinek <jakub@redhat.com>
3737 * c-parser.c (check_no_duplicate_clause): Simplify using
3738 omp_find_clause.
3739 (c_parser_omp_clause_if): Fix up printing of target {enter,exit} data
3740 directive name modifiers.
3741 (c_parser_omp_clause_proc_bind): Check for duplicate proc_bind clause.
3743 PR c/91401
3744 * c-parser.c (c_parser_omp_clause_dist_schedule): Fix up typos in the
3745 check_no_duplicate_clause call. Comment it out, instead emit a
3746 warning for duplicate dist_schedule clauses.
3748 2019-08-08 Richard Sandiford <richard.sandiford@arm.com>
3750 * c-decl.c (finish_enum): Clear C_TYPE_BEING_DEFINED.
3752 2019-08-08 Jakub Jelinek <jakub@redhat.com>
3754 * c-typeck.c (c_finish_omp_clauses): For C_ORT_OMP
3755 OMP_CLAUSE_USE_DEVICE_* clauses use oacc_reduction_head bitmap
3756 instead of generic_head to track duplicates.
3758 2019-08-07 Jakub Jelinek <jakub@redhat.com>
3760 * c-parser.c (c_parser_omp_clause_name): Parse use_device_addr clause.
3761 (c_parser_omp_clause_use_device_addr): New function.
3762 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
3763 (OMP_TARGET_DATA_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
3764 (c_parser_omp_target_data): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR
3765 like PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR, adjust diagnostics about no
3766 map or use_device_* clauses.
3767 * c-typeck.c (c_finish_omp_clauses): For OMP_CLAUSE_USE_DEVICE_PTR
3768 in OpenMP, require pointer type rather than pointer or array type.
3769 Handle OMP_CLAUSE_USE_DEVICE_ADDR.
3771 2019-07-31 Jakub Jelinek <jakub@redhat.com>
3773 PR c/91192
3774 * c-parser.c (c_parser_sizeof_expression): Call set_c_expr_source_range
3775 even if finish is UNKNOWN_LOCATION, just use start as finish in that
3776 case.
3778 2019-07-25 Martin Liska <mliska@suse.cz>
3779 Dominik Infuhr <dominik.infuehr@theobroma-systems.com>
3781 PR c++/23383
3782 * c-decl.c (merge_decls): Merge OPERATOR_DELETE flag.
3784 2019-07-25 Martin Liska <mliska@suse.cz>
3786 * c-decl.c (merge_decls): Use new macros
3787 (e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
3789 2019-07-23 Richard Biener <rguenther@suse.de>
3791 PR tree-optimization/83518
3792 * gimple-parser.c (c_parser_parse_gimple_body): When we have
3793 a CFG also rebuild cgraph edges.
3795 2019-07-20 Jakub Jelinek <jakub@redhat.com>
3797 * c-parser.c (c_parser_omp_clause_name): Handle bind clause.
3798 (c_parser_omp_clause_bind): New function.
3799 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_BIND.
3800 (OMP_LOOP_CLAUSE_MASK): Define.
3801 (c_parser_omp_loop): New function.
3802 (c_parser_omp_parallel, c_parser_omp_teams): Handle parsing of
3803 loop combined with parallel or teams.
3804 (c_parser_omp_construct): Handle PRAGMA_OMP_LOOP.
3805 * c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_BIND.
3807 2019-07-18 Richard Sandiford <richard.sandiford@arm.com>
3809 PR c/53633
3810 * c-decl.c (finish_function): Check targetm.warn_func_return
3811 before issuing a -Wreturn-type warning.
3813 2019-07-12 Alexandre Oliva <oliva@adacore.com>
3815 * gimple-parser.c (c_parser_gimple_try_stmt): New.
3816 (c_parser_compound_statement): Call it.
3818 2019-07-12 Jakub Jelinek <jakub@redhat.com>
3820 * c-parser.c (c_parser_omp_clause_name): Handle order clause.
3821 (c_parser_omp_clause_order): New function.
3822 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_ORDER.
3823 (OMP_SIMD_CLAUSE_MASK, OMP_FOR_CLAUSE_MASK): Add
3824 PRAGMA_OMP_CLAUSE_ORDER.
3825 * c-typeck.c (c_finish_omp_clauses): Handle OMP_CLAUSE_ORDER.
3827 2019-07-10 Richard Biener <rguenther@suse.de>
3829 * gimple-parser.c (c_parser_gimple_postfix_expression): Support
3830 _Literal (int *) &x for address literals.
3832 2019-07-09 Martin Sebor <msebor@redhat.com>
3834 PR c++/61339
3835 * c-decl.c (xref_tag): Change class-key of PODs to struct and others
3836 to class.
3837 (field_decl_cmp): Same.
3838 * c-parser.c (c_parser_struct_or_union_specifier): Same.
3839 * c-tree.h: Same.
3840 * gimple-parser.c (c_parser_gimple_compound_statement): Same.
3842 2019-07-09 Martin Sebor <msebor@redhat.com>
3844 PR c++/61339
3845 * c-decl.c: Change class-key from class to struct and vice versa
3846 to match convention and avoid -Wclass-is-pod and -Wstruct-no-pod.
3847 * gimple-parser.c: Same.
3849 2019-07-01 Richard Biener <rguenther@suse.de>
3851 * gimple-parser.c (c_parser_gimple_postfix_expression): Handle
3852 _Literal (char *) &"foo" for address literals pointing to
3853 STRING_CSTs.
3855 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
3857 * c-parser.c (c_parse_init): Create keyword for "__intN__" type.
3858 * c-decl.c (declspecs_add_type): Don't pedwarn about "__intN" ISO
3859 C incompatibility if alternate "__intN__" form is used.
3861 2019-06-24 Martin Sebor <msebor@redhat.com>
3863 * c-typeck.c (build_binary_op): Hyphenate floating-point.
3865 2019-06-10 Jakub Jelinek <jakub@redhat.com>
3867 * c-parser.c (c_parser_pragma): Reject PRAGMA_OMP_SCAN.
3868 (c_parser_omp_clause_reduction): Don't sorry_at on inscan reductions.
3869 (c_parser_omp_scan_loop_body): New function.
3870 (c_parser_omp_for_loop): Call c_parser_omp_scan_loop_body if there are
3871 inscan reduction clauses.
3872 * c-typeck.c (c_finish_omp_clauses): Reject mixing inscan with
3873 non-inscan reductions on the same construct, or inscan reductions with
3874 ordered or schedule clauses, or inscan array reductions.
3876 2019-06-05 Martin Sebor <msebor@redhat.com>
3878 PR c/90737
3879 * c-typeck.c (c_finish_return): Only consider functions returning
3880 pointers as candidates for -Wreturn-local-addr.
3882 2019-06-05 Martin Sebor <msebor@redhat.com>
3884 * c-decl.c (start_decl): Adjust quoting and hyphenation
3885 in diagnostics.
3886 (finish_decl): Same.
3887 (finish_enum): Same.
3888 (start_function): Same.
3889 (declspecs_add_type): Same.
3890 * c-parser.c (warn_for_abs): Same.
3891 * c-typeck.c (build_binary_op): Same.
3893 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
3895 PR c/89433
3896 * c-parser.c (c_finish_oacc_routine): Rework checking if already
3897 marked with an OpenACC 'routine' directive.
3899 PR c/89433
3900 * c-parser.c (c_parser_oacc_routine): Normalize order of clauses.
3901 (c_finish_oacc_routine): Call oacc_verify_routine_clauses.
3903 PR c/89433
3904 * c-parser.c (c_finish_oacc_routine): Refer to OpenACC 'routine'
3905 clauses from "omp declare target" attribute.
3907 2019-05-16 Martin Sebor <msebor@redhat.com>
3909 * c-decl.c (start_decl): Quote keywords, operators, and
3910 types in diagnostics.
3911 (finish_decl): Same.
3912 * c-parser.c (c_parser_asm_statement): Same.
3913 (c_parser_conditional_expression): Same.
3914 (c_parser_transaction_cancel): Same.
3915 * c-typeck.c (c_common_type): Same.
3916 (build_conditional_expr): Same.
3917 (digest_init): Same.
3918 (process_init_element): Same.
3919 (build_binary_op): Same.
3921 2019-05-17 Richard Biener <rguenther@suse.de>
3923 * gimple-parser.c (c_parser_gimple_statement): Handle __VEC_PERM.
3924 (c_parser_gimple_unary_expression): Likewise.
3925 (c_parser_gimple_parentized_ternary_expression): New function.
3927 2019-05-16 Richard Biener <rguenther@suse.de>
3929 * gimple-parser.c (c_parser_gimple_statement): Handle __BIT_INSERT.
3930 (c_parser_gimple_unary_expression): Likewise.
3932 2019-05-15 Richard Biener <rguenther@suse.de>
3934 * gimple-parser.c (c_parser_gimple_postfix_expression): Handle
3935 __BIT_FIELD_REF.
3937 2019-05-14 Richard Biener <rguenther@suse.de>
3939 * gimple-parser.c (c_parser_gimple_statement): Remove
3940 questionable auto-promotion to VIEW_CONVERT_EXPR.
3941 (c_parser_gimple_typespec): Split out from __MEM parsing.
3942 (c_parser_gimple_postfix_expression): Handle __VIEW_CONVERT.
3943 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3944 as __VIEW_CONVERT with -gimple.
3946 2019-05-09 Martin Liska <mliska@suse.cz>
3948 * gimple-parser.c (c_parser_gimple_statement): Support __MIN and
3949 __MAX.
3950 (c_parser_gimple_unary_expression): Parse also binary expression
3951 __MIN and __MAX.
3952 (c_parser_gimple_parentized_binary_expression): New function.
3954 2019-05-09 Martin Liska <mliska@suse.cz>
3956 * gimple-parser.c (struct gimple_parser): Add probability.
3957 for gimple_parser_edge.
3958 (gimple_parser::push_edge): Add new argument probability.
3959 (c_parser_gimple_parse_bb_spec): Parse also probability
3960 if present.
3961 (c_parser_parse_gimple_body): Set edge probability.
3962 (c_parser_gimple_compound_statement): Consume token
3963 before calling c_parser_gimple_goto_stmt.
3964 Parse BB counts.
3965 (c_parser_gimple_statement): Pass new argument.
3966 (c_parser_gimple_goto_stmt): Likewise.
3967 (c_parser_gimple_if_stmt): Likewise.
3968 (c_parser_gimple_or_rtl_pass_list): Parse hot_bb_threshold.
3969 * c-parser.c (c_parser_declaration_or_fndef): Pass
3970 hot_bb_threshold argument.
3971 * c-tree.h (struct c_declspecs): Add hot_bb_threshold
3972 field.
3973 (c_parser_gimple_parse_bb_spec_edge_probability): New.
3975 2019-04-26 Jakub Jelinek <jakub@redhat.com>
3977 PR debug/90197
3978 * c-tree.h (c_finish_loop): Add 2 further location_t arguments.
3979 * c-parser.c (c_parser_while_statement): Adjust c_finish_loop caller.
3980 (c_parser_do_statement): Likewise.
3981 (c_parser_for_statement): Likewise. Formatting fixes.
3982 * c-typeck.c (c_finish_loop): Add COND_LOCUS and INCR_LOCUS arguments,
3983 emit DEBUG_BEGIN_STMTs if needed.
3985 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3987 PR c/89888
3988 * c-typeck.c (struct c_switch): Remove outside_range_p member.
3989 (c_start_case): Don't clear it.
3990 (do_case): Adjust c_add_case_label caller.
3991 (c_finish_case): Adjust c_do_switch_warnings caller.
3993 PR c++/90108
3994 * c-decl.c (merge_decls): If remove is main variant and
3995 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
3996 variant that has newdecl as TYPE_NAME if any.
3998 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4000 PR c/89933
4001 * c-decl.c (merge_decls): When newdecl's type is its main variant,
4002 don't try to remove it from the variant list, but instead assert
4003 it has no variants.
4005 2019-04-01 Richard Biener <rguenther@suse.de>
4007 PR c/71598
4008 * c-tree.h (c_get_alias_set): Declare.
4009 * c-objc-common.h (LANG_HOOKS_GET_ALIAS_SET): Use c_get_alias_set.
4010 * c-objc-common.c (c_get_alias_set): Treat enumeral types
4011 as the underlying integer type.
4013 2019-03-19 Martin Sebor <msebor@redhat.com>
4015 PR tree-optimization/89688
4016 * c-decl.c (finish_decl): Call braced_lists_to_string for more
4017 kinds of initializers.
4019 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4021 PR c/89734
4022 * c-decl.c (grokdeclarator): Call c_build_qualified_type on function
4023 return type even if quals_used is 0. Formatting fixes.
4025 2019-03-14 Richard Biener <rguenther@suse.de>
4027 * c-tree.h (enum c_declspec_il): New.
4028 (struct c_declspecs): Merge gimple_p and rtl_p into declspec_il
4029 enum bitfield.
4030 * c-parser.c (c_parser_declaration_or_fndef): Adjust accordingly.
4031 Pass start pass and declspec_il to c_parser_parse_gimple_body.
4032 (c_parser_declspecs): Adjust.
4033 * gimple-parser.c: Include cfg.h, cfghooks.h, cfganal.h, tree-cfg.h,
4034 gimple-iterator.h, cfgloop.h, tree-phinodes.h, tree-into-ssa.h
4035 and bitmap.h.
4036 (struct gimple_parser): New.
4037 (gimple_parser::push_edge): New method.
4038 (c_parser_gimple_parse_bb_spec): New helper.
4039 (c_parser_parse_gimple_body): Get start pass and IL specification.
4040 Initialize SSA and CFG.
4041 (c_parser_gimple_compound_statement): Handle CFG and SSA build.
4042 Build a gimple_parser parsing state and pass it along.
4043 (c_parser_gimple_statement): Change intermittend __PHI internal
4044 function argument for the edge.
4045 (c_parser_gimple_or_rtl_pass_list): Handle ssa, cfg flags.
4046 (c_parser_gimple_goto_stmt): Record edges to build.
4047 (c_parser_gimple_if_stmt): Likewise.
4048 * gimple-parser.h (c_parser_parse_gimple_body): Adjust.
4049 (c_parser_gimple_or_rtl_pass_list): Likewise.
4051 2019-03-11 Martin Liska <mliska@suse.cz>
4053 * c-decl.c (check_for_loop_decls): Wrap an option name
4054 in a string format message and fix GNU coding style.
4055 * c-parser.c (c_parser_declspecs): Likewise.
4057 2019-03-08 Jakub Jelinek <jakub@redhat.com>
4059 PR tree-optimization/89550
4060 * c-decl.c (finish_function): Only set TREE_NO_WARNING if warning_at
4061 returned true.
4062 (c_write_global_declarations_1): Only set TREE_NO_WARNING if pedwarn
4063 or warning returned true.
4065 2019-02-28 Jakub Jelinek <jakub@redhat.com>
4067 PR c/89525
4068 * c-typeck.c (convert_arguments): Call inform_declaration only if
4069 the previous warning_at call returned true.
4071 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
4073 * c-parser.c (c_parser_oacc_shape_clause): Add loc formal
4074 parameter. Adjust all users.
4075 (c_parser_oacc_simple_clause): Replace parser with loc formal
4076 parameter. Adjust all users.
4078 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
4080 PR c/87924
4081 * c-parser.c (c_parser_oacc_clause_wait): Add representation of wait
4082 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
4084 2019-02-15 Jakub Jelinek <jakub@redhat.com>
4086 PR c/89340
4087 * c-decl.c (start_function): Clear TREE_PUBLIC on nested functions
4088 before c_decl_attributes rather than after it.
4090 2019-02-06 Jakub Jelinek <jakub@redhat.com>
4092 PR c/89211
4093 * c-parser.c (c_parser_declaration_or_fndef): Don't update
4094 DECL_ARGUMENTS of d if it has been defined already. Use a single if
4095 instead of 3 nested ifs.
4097 2019-02-06 Joseph Myers <joseph@codesourcery.com>
4099 PR c/88584
4100 * c-decl.c (finish_decl): Do not complete array types for arrays
4101 with external linkage not at file scope.
4103 2019-02-05 Richard Biener <rguenther@suse.de>
4105 PR c/88606
4106 * c-decl.c (finish_struct): Reset TYPE_TRANSPARENT_AGGR on
4107 all type variants when not supported.
4109 2019-01-30 Jakub Jelinek <jakub@redhat.com>
4111 PR c/89061
4112 * c-tree.h (C_DECL_COMPOUND_LITERAL_P): Define.
4113 * c-decl.c (decl_jump_unsafe): Return false for
4114 C_DECL_COMPOUND_LITERAL_P decls.
4115 (build_compound_literal): Set C_DECL_COMPOUND_LITERAL_P.
4117 2019-01-29 Jakub Jelinek <jakub@redhat.com>
4119 PR c/89045
4120 * c-decl.c (build_compound_literal): Don't pushdecl if in parameter
4121 scope.
4123 PR c/86125
4124 * c-decl.c (last_fileptr_type): Remove.
4125 (last_structptr_types): New variable.
4126 (match_builtin_function_types): Compare TYPE_MAIN_VARIANT of
4127 {old,new}rettype instead of the types themselves. Assert
4128 last_structptr_types array has the same number of elements
4129 as builtin_structptr_types array. Use TYPE_MAIN_VARIANT for
4130 argument oldtype and newtype. Instead of handling
4131 just fileptr_type_node specially, handle all builtin_structptr_types
4132 pointer nodes. Formatting fix.
4134 2019-01-24 Martin Sebor <msebor@redhat.com>
4136 PR c/86125
4137 PR c/88886
4138 PR middle-end/86308
4139 * c-decl.c (match_builtin_function_types): Add arguments.
4140 (diagnose_mismatched_decls): Diagnose mismatched declarations
4141 of built-ins more strictly.
4143 2019-01-24 Jakub Jelinek <jakub@redhat.com>
4145 PR c++/88976
4146 * c-typeck.c (c_finish_omp_cancel): Diagnose more than one if
4147 on #pragma omp cancel with different modifiers.
4149 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
4151 PR c/51628
4152 PR c/88664
4153 * c-typeck.c (convert_for_assignment): Upate the
4154 warn_for_address_or_pointer_of_packed_member call.
4156 2019-01-16 Tom Honermann <tom@honermann.net>
4157 Jason Merrill <jason@redhat.com>
4159 * c-typeck.c (digest_init): Revised the error message produced for
4160 ill-formed cases of array initialization with a string literal.
4161 (error_init): Make variadic.
4163 2019-01-12 Jakub Jelinek <jakub@redhat.com>
4165 * c-typeck.c (convert_for_assignment): Fix a comment typo.
4167 2019-01-07 Jakub Jelinek <jakub@redhat.com>
4169 PR c/88701
4170 * c-decl.c (build_compound_literal): If not TREE_STATIC, only pushdecl
4171 if current_function_decl is non-NULL.
4173 2019-01-07 Joseph Myers <joseph@codesourcery.com>
4175 PR c/88720
4176 PR c/88726
4177 * c-decl.c (pop_scope): Use TREE_PUBLIC and b->nested to determine
4178 whether a function is nested, not DECL_EXTERNAL. Diagnose inline
4179 functions declared but never defined only for external scope, not
4180 for other scopes.
4182 2019-01-07 Jakub Jelinek <jakub@redhat.com>
4184 PR c++/85052
4185 * c-parser.c (c_parser_postfix_expression): Parse
4186 __builtin_convertvector.
4188 2019-01-01 Jakub Jelinek <jakub@redhat.com>
4190 Update copyright years.
4192 2018-12-20 H.J. Lu <hongjiu.lu@intel.com>
4194 PR c/51628
4195 * c-typeck.c (convert_for_assignment): Call
4196 warn_for_address_or_pointer_of_packed_member.
4198 2018-12-19 Segher Boessenkool <segher@kernel.crashing.org>
4200 * c-parser.c (c_parser_asm_statement) <RID_CONST, RID_RESTRICT>: Give
4201 a more specific error message (instead of just falling through).
4203 2018-12-19 Segher Boessenkool <segher@kernel.crashing.org>
4205 * c-parser.c (c_parser_asm_statement): Keep track of the location each
4206 asm qualifier is first seen; use that to give nicer "duplicate asm
4207 qualifier" messages. Delete 'quals" variable, instead pass the
4208 "is_volatile_ flag to build_asm_stmt directly.
4209 * c-tree.h (build_asm_stmt): Make the first arg bool instead of tree.
4210 * c-typeck.c (build_asm_stmt): Ditto; adjust.
4212 2018-12-19 Segher Boessenkool <segher@kernel.crashing.org>
4214 * c-parser.c (c_parser_asm_statement): Rewrite the loop to work without
4215 "done" boolean variable.
4217 2018-12-19 David Malcolm <dmalcolm@redhat.com>
4219 PR c++/87504
4220 * c-typeck.c (class maybe_range_label_for_tree_type_mismatch):
4221 Move from here to gcc-rich-location.h and gcc-rich-location.c.
4222 (build_binary_op): Use struct op_location_t and
4223 class binary_op_rich_location.
4225 2018-12-11 Jakub Jelinek <jakub@redhat.com>
4227 PR sanitizer/88426
4228 * c-convert.c (convert): Call c_fully_fold before calling
4229 ubsan_instrument_float_cast.
4231 2018-12-08 Segher Boessenkool <segher@kernel.crashing.org>
4233 * c-parser (c_parser_asm_statement) [RID_INLINE]: Delete stray line
4234 setting "quals".
4236 2018-12-06 Segher Boessenkool <segher@kernel.crashing.org>
4238 * c-parser.c (c_parser_asm_statement): Detect the inline keyword
4239 after asm. Pass a flag for it to build_asm_expr.
4240 * c-tree.h (build_asm_expr): Update declaration.
4241 * c-typeck.c (build_asm_stmt): Add is_inline parameter. Use it to
4242 set ASM_INLINE_P.
4244 2018-12-06 Segher Boessenkool <segher@kernel.crashing.org>
4246 PR inline-asm/55681
4247 * c-parser.c (c_parser_asm_statement): Update grammar. Allow any
4248 combination of volatile and goto, in any order, without repetitions.
4250 2018-12-04 James Norris <jnorris@codesourcery.com>
4251 Cesar Philippidis <cesar@codesourcery.com>
4252 Julian Brown <julian@codesourcery.com>
4254 * c-parser.c (c_parser_oacc_wait_list): Remove dead diagnostic
4255 code.
4257 2018-11-30 Richard Biener <rguenther@suse.de>
4259 * gimple-parser.c (c_parser_gimple_postfix_expression): Parse
4260 _Literal (type) { ... } as empty aggregate or vector constructor.
4262 2018-11-29 Martin Sebor <msebor@redhat.com>
4264 PR c/88091
4265 * c-typeck.c (convert_argument): Add a parameter. Adjust indentation.
4266 (convert_arguments): Add comments. Pass additional argument to
4267 the function above.
4269 2018-11-29 Martin Sebor <msebor@redhat.com>
4271 PR c/88172
4272 PR testsuite/88208
4273 * c-decl.c (declspec_add_alignas): Adjust call to check_user_alignment.
4275 2018-11-23 Martin Sebor <msebor@redhat.com>
4277 PR testsuite/88098
4278 * c-typeck.c (convert_arguments): Call builtin_decl_explicit instead.
4279 (maybe_warn_builtin_no_proto_arg): Handle short enum to int promotion.
4281 2018-11-20 Martin Sebor <msebor@redhat.com>
4283 * c-parser.c (c_parser_has_attribute_expression): New function.
4284 (c_parser_attribute): New function.
4285 (c_parser_attributes): Move code into c_parser_attribute.
4286 (c_parser_unary_expression): Handle RID_HAS_ATTRIBUTE_EXPRESSION.
4288 2018-11-15 Martin Sebor <msebor@redhat.com>
4290 PR c/83656
4291 * c-decl.c (header_for_builtin_fn): Declare.
4292 (diagnose_mismatched_decls): Diagnose declarations of built-in
4293 functions without a prototype.
4294 * c-typeck.c (maybe_warn_builtin_no_proto_arg): New function.
4295 (convert_argument): Same.
4296 (convert_arguments): Factor code out into convert_argument.
4297 Detect mismatches between built-in formal arguments in calls
4298 to built-in without prototype.
4299 (build_conditional_expr): Same.
4300 (type_or_builtin_type): New function.
4301 (convert_for_assignment): Add argument. Conditionally issue
4302 warnings instead of errors for mismatches.
4304 2018-11-13 David Malcolm <dmalcolm@redhat.com>
4306 * c-decl.c: Replace "source_location" with "location_t".
4307 * c-tree.h: Likewise.
4308 * c-typeck.c: Likewise.
4309 * gimple-parser.c: Likewise.
4311 2018-11-09 Jakub Jelinek <jakub@redhat.com>
4313 * c-parser.c (c_parser_omp_clause_final): Use
4314 c_parser_expr_no_commas, convert_lvalue_to_rvalue,
4315 c_objc_common_truthvalue_conversion, c_fully_fold and parentheses
4316 parsing instead of c_parser_paren_condition.
4317 (c_parser_omp_clause_if): Use c_parser_expr_no_commas,
4318 convert_lvalue_to_rvalue, c_objc_common_truthvalue_conversion and
4319 c_fully_fold instead of c_parser_condition.
4320 (c_parser_omp_clause_num_threads, c_parser_omp_clause_num_tasks,
4321 c_parser_omp_clause_grainsize, c_parser_omp_clause_priority,
4322 c_parser_omp_clause_hint, c_parser_omp_clause_num_teams,
4323 c_parser_omp_clause_thread_limit, c_parser_omp_clause_linear): Use
4324 c_parser_expr_no_commas instead of c_parser_expression.
4326 * c-parser.c (c_parser_omp_clause_reduction): Call sorry_at on
4327 reduction clause with inscan modifier.
4329 * c-parser.c (c_parser_omp_requires): Call sorry_at on requires
4330 clauses other than atomic_default_mem_order.
4332 2018-11-08 Jakub Jelinek <jakub@redhat.com>
4334 * c-parser.c: Include memmode.h.
4335 (c_parser_omp_depobj, c_parser_omp_requires): New functions.
4336 (c_parser_pragma): Handle PRAGMA_OMP_DEPOBJ and PRAGMA_OMP_REQUIRES.
4337 (c_parser_omp_clause_name): Handle nontemporal, in_reduction and
4338 task_reduction clauses.
4339 (c_parser_omp_variable_list): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION.
4340 For OMP_CLAUSE_DEPEND, parse clause operands as either an array
4341 section, or lvalue assignment expression.
4342 (c_parser_omp_clause_if): Handle cancel and simd modifiers.
4343 (c_parser_omp_clause_lastprivate): Parse optional
4344 conditional: modifier.
4345 (c_parser_omp_clause_hint): Require constant integer expression rather
4346 than just integer expression.
4347 (c_parser_omp_clause_defaultmap): Parse new kinds of defaultmap
4348 clause.
4349 (c_parser_omp_clause_reduction): Add IS_OMP and KIND arguments.
4350 Parse reduction modifiers. Pass KIND to c_parser_omp_variable_list.
4351 (c_parser_omp_clause_nontemporal, c_parser_omp_iterators): New
4352 functions.
4353 (c_parser_omp_clause_depend): Parse iterator modifier and handle
4354 iterators. Parse mutexinoutset and depobj kinds.
4355 (c_parser_oacc_all_clauses): Adjust c_parser_omp_clause_reduction
4356 callers.
4357 (c_parser_omp_all_clauses): Likewise. Handle
4358 PRAGMA_OMP_CLAUSE_NONTEMPORAL and
4359 PRAGMA_OMP_CLAUSE_{IN,TASK}_REDUCTION.
4360 (c_parser_omp_atomic): Parse hint and memory order clauses. Handle
4361 default memory order from requires directive if any. Adjust
4362 c_finish_omp_atomic caller.
4363 (c_parser_omp_critical): Allow comma in between (name) and hint clause.
4364 (c_parser_omp_flush): Parse flush with memory-order-clause.
4365 (c_parser_omp_for_loop): Allow NE_EXPR even in
4366 OpenMP loops, adjust c_finish_omp_for caller.
4367 (OMP_SIMD_CLAUSE_MASK): Add if and nontemporal clauses.
4368 (c_parser_omp_master): Add p_name, mask and cclauses arguments.
4369 Allow to be called while parsing combined parallel master.
4370 Parse combined master taskloop{, simd}.
4371 (c_parser_omp_parallel): Parse combined
4372 parallel master{, taskloop{, simd}} constructs.
4373 (OMP_TASK_CLAUSE_MASK): Add in_reduction clause.
4374 (OMP_TASKGROUP_CLAUSE_MASK): Define.
4375 (c_parser_omp_taskgroup): Add LOC argument. Parse taskgroup clauses.
4376 (OMP_TASKWAIT_CLAUSE_MASK): Define.
4377 (c_parser_omp_taskwait): Handle taskwait with depend clauses.
4378 (c_parser_omp_teams): Force a BIND_EXPR with BLOCK
4379 around teams body. Use SET_EXPR_LOCATION.
4380 (c_parser_omp_target_data): Allow target data
4381 with only use_device_ptr clauses.
4382 (c_parser_omp_target): Use SET_EXPR_LOCATION. Set
4383 OMP_REQUIRES_TARGET_USED bit in omp_requires_mask.
4384 (c_parser_omp_requires): New function.
4385 (c_finish_taskloop_clauses): New function.
4386 (OMP_TASKLOOP_CLAUSE_MASK): Add reduction and in_reduction clauses.
4387 (c_parser_omp_taskloop): Use c_finish_taskloop_clauses. Add forward
4388 declaration. Disallow in_reduction clause when combined with parallel
4389 master.
4390 (c_parser_omp_construct): Adjust c_parser_omp_master and
4391 c_parser_omp_taskgroup callers.
4392 * c-typeck.c (c_finish_omp_cancel): Diagnose if clause with modifier
4393 other than cancel.
4394 (handle_omp_array_sections_1): Handle OMP_CLAUSE_{IN,TASK}_REDUCTION
4395 like OMP_CLAUSE_REDUCTION.
4396 (handle_omp_array_sections): Likewise. Call save_expr on array
4397 reductions before calling build_index_type. Handle depend clauses
4398 with iterators.
4399 (struct c_find_omp_var_s): New type.
4400 (c_find_omp_var_r, c_omp_finish_iterators): New functions.
4401 (c_finish_omp_clauses): Don't diagnose nonmonotonic clause
4402 with static, runtime or auto schedule kinds. Call save_expr for whole
4403 array reduction sizes. Diagnose reductions with zero sized elements
4404 or variable length structures. Diagnose nogroup clause used with
4405 reduction clause(s). Handle depend clause with
4406 OMP_CLAUSE_DEPEND_DEPOBJ. Diagnose bit-fields. Require
4407 omp_depend_t type for OMP_CLAUSE_DEPEND_DEPOBJ kinds and
4408 some different type for other kinds. Use build_unary_op with
4409 ADDR_EXPR and build_indirect_ref instead of c_mark_addressable.
4410 Handle depend clauses with iterators. Remove no longer needed special
4411 case that predetermined const qualified vars may be specified in
4412 firstprivate clause. Complain if const qualified vars are mentioned
4413 in data-sharing clauses other than firstprivate or shared. Use
4414 error_at with OMP_CLAUSE_LOCATION (c) as first argument instead of
4415 error. Formatting fix. Handle OMP_CLAUSE_NONTEMPORAL and
4416 OMP_CLAUSE_{IN,TASK}_REDUCTION. Allow any lvalue as
4417 OMP_CLAUSE_DEPEND operand (besides array section), adjust diagnostics.
4419 2018-10-29 David Malcolm <dmalcolm@redhat.com>
4421 * c-decl.c (implicit_decl_warning): Update "is there a suggestion"
4422 logic for change to name_hint::operator bool.
4423 (undeclared_variable): Likewise.
4424 * c-parser.c (c_parser_declaration_or_fndef): Likewise.
4425 (c_parser_parameter_declaration): Likewise.
4427 2018-10-17 Joseph Myers <joseph@codesourcery.com>
4429 * c-errors.c (pedwarn_c11): New function.
4430 * c-parser.c (disable_extension_diagnostics): Save
4431 warn_c11_c2x_compat and set it to 0.
4432 (restore_extension_diagnostics): Restore warn_c11_c2x_compat.
4433 (c_parser_static_assert_declaration_no_semi): Handle
4434 _Static_assert without string constant.
4435 * c-tree.h (pedwarn_c11): New prototype.
4437 2018-10-17 David Malcolm <dmalcolm@redhat.com>
4439 * Make-lang.in (selftest-c): New.
4440 (C_SELFTEST_FLAGS, C_SELFTEST_DEPS, s-selftest-c, selftest-c-gdb)
4441 (selftest-gdb, selftest-c-valgrind, selftest-valgrind): Move here
4442 from gcc/Makefile.in.
4444 2018-10-02 Richard Biener <rguenther@suse.de>
4446 * c-decl.c (warn_if_shadowing): Do not test DECL_FROM_INLINE.
4448 2018-09-26 Joseph Myers <joseph@codesourcery.com>
4450 PR c/87390
4451 * c-typeck.c (build_binary_op): Use excess precision for
4452 comparisons of integers and floating-point for C11 and later.
4454 2018-09-26 Martin Jambor <mjambor@suse.cz>
4456 PR c/87347
4457 * c-parser.c (warn_for_abs): Bail out if TYPE_ARG_TYPES is NULL. Fix
4458 comment.
4460 2018-09-17 David Malcolm <dmalcolm@redhat.com>
4462 * c-objc-common.c (range_label_for_type_mismatch::get_text):
4463 Update for new param.
4464 * c-typeck.c (maybe_range_label_for_tree_type_mismatch::get_text):
4465 Likewise.
4467 2018-09-17 Martin Jambor <mjambor@suse.cz>
4469 PR c/63886
4470 * c-parser.c: (warn_for_abs): New function.
4471 (c_parser_postfix_expression_after_primary): Call it.
4473 2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4475 * c-typeck.c (digest_init): Shorten overlength strings.
4477 2018-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
4479 * c-decl.c (finish_decl): Call complete_flexible_array_elts.
4481 2018-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4483 * c-decl.c (finish_decl): Call braced_list_to_string here ...
4484 * c-parser.c (c_parser_declaration_or_fndef): ... instead of here.
4486 2018-08-30 Alexander Monakov <amonakov@ispras.ru>
4488 * gimple-parser.c (c_parser_gimple_binary_expression): Accept infix
4489 "__MULT_HIGHPART" for MULT_HIGHPART_EXPR.
4491 2018-08-27 David Malcolm <dmalcolm@redhat.com>
4493 PR 87091
4494 * c-decl.c (implicitly_declare): Update call to
4495 maybe_add_include_fixit to suggest overriding the location, as it
4496 is for a note.
4497 * c-objc-common.c (c_tree_printer): Update for conversion of
4498 show_caret_p to a tri-state.
4500 2018-08-27 Martin Liska <mliska@suse.cz>
4502 * c-decl.c (locate_old_decl): Use new function
4503 fndecl_built_in_p and remove check for FUNCTION_DECL if
4504 possible.
4505 (diagnose_mismatched_decls): Likewise.
4506 (merge_decls): Likewise.
4507 (warn_if_shadowing): Likewise.
4508 (pushdecl): Likewise.
4509 (implicitly_declare): Likewise.
4510 * c-parser.c (c_parser_postfix_expression_after_primary): Likewise.
4511 * c-tree.h (C_DECL_ISNT_PROTOTYPE): Likewise.
4512 * c-typeck.c (build_function_call_vec): Likewise.
4513 (convert_arguments): Likewise.
4515 2018-08-20 David Malcolm <dmalcolm@redhat.com>
4517 PR other/84889
4518 * c-decl.c (pushtag): Add auto_diagnostic_group instance.
4519 (diagnose_mismatched_decls): Likewise, in various places.
4520 (warn_if_shadowing): Likewise.
4521 (implicit_decl_warning): Likewise.
4522 (implicitly_declare): Likewise.
4523 (undeclared_variable): Likewise.
4524 (declare_label): Likewise.
4525 (grokdeclarator): Likewise.
4526 (start_function): Likewise.
4527 * c-parser.c (c_parser_declaration_or_fndef): Likewise.
4528 (c_parser_parameter_declaration): Likewise.
4529 (c_parser_binary_expression): Likewise.
4530 * c-typeck.c (c_expr_sizeof_expr): Likewise.
4531 (parser_build_binary_op): Likewise.
4532 (build_unary_op): Likewise.
4533 (error_init): Likewise.
4534 (pedwarn_init): Likewise.
4535 (warning_init): Likewise.
4536 (convert_for_assignment): Likewise.
4538 2018-08-15 David Malcolm <dmalcolm@redhat.com>
4540 * c-objc-common.c: Include "gcc-rich-location.h".
4541 (c_tree_printer): Move implemenation of '%T' to...
4542 (print_type): ...this new function.
4543 (range_label_for_type_mismatch::get_text): New function.
4544 * c-typeck.c (convert_for_assignment): Add type labels to the rhs
4545 range for the various ic_argpass cases.
4546 (class maybe_range_label_for_tree_type_mismatch): New class.
4547 (build_binary_op): Use it when calling binary_op_error.
4549 2018-08-15 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4551 * c-decl.c (start_decl): Do not warn if variables is named as main
4552 and is a local variable.
4554 2018-08-15 Iain Sandoe <iain@sandoe.co.uk>
4556 PR c/19315
4557 * c-decl.c (finish_decl): Don't add the 'extern' storage class to
4558 objects of unknown size.
4560 2018-08-13 Martin Sebor <msebor@redhat.com>
4562 PR tree-optimization/71625
4563 * c-parser.c (c_parser_declaration_or_fndef): Call
4564 braced_list_to_string.
4566 2018-08-03 Bogdan Harjoc <harjoc@gmail.com>
4568 PR c/86690
4569 * c-typeck.c (lookup_field): Do not use TYPE_LANG_SPECIFIC after
4570 errors.
4572 2018-08-01 Martin Sebor <msebor@redhat.com>
4574 PR tree-optimization/86650
4575 * c-objc-common.c (c_tree_printer): Move usage of EXPR_LOCATION (t)
4576 and TREE_BLOCK (t) from within percent_K_format to this callsite.
4578 2018-08-01 Jakub Jelinek <jakub@redhat.com>
4580 PR c/85704
4581 * c-typeck.c (init_field_decl_cmp): New function.
4582 (output_pending_init_elements): Use it for field comparisons
4583 instead of pure bit_position comparisons.
4585 2018-07-12 Jakub Jelinek <jakub@redhat.com>
4587 * c-decl.c (c_decl_attributes): Don't diagnose vars without mappable
4588 type here, instead add "omp declare target implicit" attribute.
4589 (finish_decl): Diagnose vars without mappable type here.
4591 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
4592 Thomas Schwinge <thomas@codesourcery.com>
4593 Cesar Philippidis <cesar@codesourcery.com>
4595 * c-parser.c (c_parser_omp_clause_name): Add support for finalize
4596 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
4597 to their non-present_or_* counterparts. Make 'self' an alias to
4598 PRAGMA_OACC_CLAUSE_HOST.
4599 (c_parser_oacc_data_clause): Update GOMP mappings for
4600 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
4601 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
4602 (c_parser_oacc_all_clauses): Handle finalize and if_present clauses.
4603 Remove support for present_or_* clauses.
4604 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
4605 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
4606 (OACC_DECLARE_CLAUSE_MASK): Likewise.
4607 (OACC_DATA_CLAUSE_MASK): Likewise.
4608 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
4609 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
4610 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
4611 (c_parser_oacc_declare): Remove PRESENT_OR_* clauses.
4612 * c-typeck.c (c_finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
4614 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4616 * c-typeck.c (build_unary_op): Handle ABSU_EXPR;
4617 * gimple-parser.c (c_parser_gimple_statement): Likewise.
4618 (c_parser_gimple_unary_expression): Likewise.
4620 2018-06-15 Jakub Jelinek <jakub@redhat.com>
4622 PR c/86093
4623 * c-typeck.c (pointer_diff): Cast both pointers to unqualified types
4624 before doing POINTER_DIFF_EXPR.
4626 2018-06-07 Marek Polacek <polacek@redhat.com>
4628 PR c/85318
4629 * c-decl.c (check_for_loop_decls): Add -Wc90-c99-compat warning about
4630 for loop initial declarations.
4632 2018-05-30 David Pagan <dave.pagan@oracle.com>
4634 PR c/55976
4635 * c-decl.c (grokdeclarator): Update check for return type warnings.
4636 (start_function): Likewise.
4637 (finish_function): Likewise.
4638 * c-typeck.c (c_finish_return): Update check for return type warnings.
4639 Pass OPT_Wreturn_type to pedwarn when appropriate.
4641 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
4643 * gimple-parser.c (c_parser_gimple_postfix_expression): Remove
4644 __FMA_EXPR handlng.
4646 2018-05-17 Richard Sandiford <richard.sandiford@linaro.org>
4648 * gimple-parser.c: Include internal-fn.h.
4649 (c_parser_gimple_statement): Treat a leading CPP_DOT as a call.
4650 (c_parser_gimple_call_internal): New function.
4651 (c_parser_gimple_postfix_expression): Use it to handle CPP_DOT.
4652 Fix typos in comment.
4654 2018-05-10 Jakub Jelinek <jakub@redhat.com>
4656 PR c++/85662
4657 * c-fold.c (c_fully_fold_internal): Use fold_offsetof rather than
4658 fold_offsetof_1, pass TREE_TYPE (expr) as TYPE to it and drop the
4659 fold_convert_loc.
4660 * c-typeck.c (build_unary_op): Use fold_offsetof rather than
4661 fold_offsetof_1, pass argtype as TYPE to it and drop the
4662 fold_convert_loc.
4664 2018-05-02 David Pagan <dave.pagan@oracle.com>
4666 PR c/30552
4667 * c-decl.c (old_style_parameter_scope): New function.
4668 * c-parser.c (c_parser_postfix_expression): Check for statement
4669 expressions in old-style function parameter list declarations.
4670 * c-parser.h (old_style_parameter_scope): New extern declaration.
4672 2018-04-25 Jakub Jelinek <jakub@redhat.com>
4674 PR sanitizer/84307
4675 * c-decl.c (build_compound_literal): Call pushdecl (decl) even when
4676 it is not TREE_STATIC.
4677 * c-typeck.c (c_mark_addressable) <case COMPOUND_LITERAL_EXPR>: Mark
4678 not just the COMPOUND_LITERAL_EXPR node itself addressable, but also
4679 its COMPOUND_LITERAL_EXPR_DECL.
4681 2018-03-21 Joseph Myers <joseph@codesourcery.com>
4683 * c-parser.c (c_parser_postfix_expression): For __builtin_tgmath
4684 where all functions return the same _FloatN or _FloatNx type,
4685 treat integer types as _Float64 instead of double.
4687 2018-03-21 Jakub Jelinek <jakub@redhat.com>
4689 PR c/84999
4690 * c-typeck.c (build_binary_op): If c_common_type_for_size fails when
4691 building vector comparison, diagnose it and return error_mark_node.
4693 2018-03-15 Jakub Jelinek <jakub@redhat.com>
4695 PR c/84853
4696 * c-typeck.c (build_binary_op) <case RSHIFT_EXPR, case LSHIFT_EXPR>:
4697 If code1 is INTEGER_TYPE, only allow code0 VECTOR_TYPE if it has
4698 INTEGER_TYPE element type.
4700 2018-03-13 David Pagan <dave.pagan@oracle.com>
4702 PR c/46921
4703 * c-typeck.c (output_init_element): Ensure field initializer
4704 expression is always evaluated if there are side effects.
4706 2018-03-06 Jakub Jelinek <jakub@redhat.com>
4708 PR c/84721
4709 * c-parser.c (add_debug_begin_stmt): Don't add DEBUG_BEGIN_STMT if
4710 !building_stmt_list_p ().
4712 2018-02-13 Richard Sandiford <richard.sandiford@linaro.org>
4714 PR c/84305
4715 * c-decl.c (grokdeclarator): Create an anonymous TYPE_DECL
4716 in PARM and TYPENAME contexts too, but attach it to a BIND_EXPR
4717 and include the BIND_EXPR in the list of things that need to be
4718 pre-evaluated.
4720 2018-02-09 Nathan Sidwell <nathan@acm.org>
4722 PR c/84293
4723 * c-typeck.c (build_indirect_ref, build_c_cast): Pass expr location
4724 to strict_aliasing_warning.
4726 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
4728 * c-typeck.c (really_start_incremental_init, push_init_level,
4729 set_nonincremental_init, output_init_element, process_init_element):
4730 Use DECL_UNNAMED_BIT_FIELD.
4732 2018-01-31 Marek Polacek <polacek@redhat.com>
4734 PR c/81779
4735 * c-parser.c (c_parser_compound_statement_nostart): Call
4736 expansion_point_location_if_in_system_header.
4738 2018-01-17 David Malcolm <dmalcolm@redhat.com>
4740 PR c++/83814
4741 * c-fold.c (fold_for_warn): Move from c-common.c, reducing to just
4742 the C part.
4744 2018-01-13 Jakub Jelinek <jakub@redhat.com>
4746 PR c/83801
4747 * c-tree.h (decl_constant_value_1): Add a bool argument.
4748 * c-typeck.c (decl_constant_value_1): Add IN_INIT argument, allow
4749 returning a CONSTRUCTOR if it is true. Use error_operand_p.
4750 (decl_constant_value): Adjust caller.
4751 * c-fold.c (c_fully_fold_internal): If in_init, pass true to
4752 decl_constant_value_1 as IN_INIT. Otherwise, punt if
4753 decl_constant_value returns initializer that has BLKmode or
4754 array type.
4755 (c_fully_fold_internal) <case COMPONENT_REF>: Fold if !lval.
4757 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
4758 Alan Hayward <alan.hayward@arm.com>
4759 David Sherwood <david.sherwood@arm.com>
4761 * c-typeck.c (comptypes_internal, build_binary_op): Handle polynomial
4762 TYPE_VECTOR_SUBPARTS.
4764 2018-01-03 Jakub Jelinek <jakub@redhat.com>
4766 Update copyright years.
4768 2018-01-01 Jakub Jelinek <jakub@redhat.com>
4770 PR c/83595
4771 * c-parser.c (c_parser_braced_init, c_parser_initelt,
4772 c_parser_conditional_expression, c_parser_cast_expression,
4773 c_parser_sizeof_expression, c_parser_alignof_expression,
4774 c_parser_postfix_expression, c_parser_omp_declare_reduction,
4775 c_parser_transaction_expression): Use set_error () method instead
4776 of setting value member to error_mark_node.
4778 2017-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
4780 * c-decl.c (header_for_builtin_fn): Add integer rounding _Float<N>
4781 and _Float<N>X built-in functions.
4783 2017-12-22 Jakub Jelinek <jakub@redhat.com>
4785 PR debug/83550
4786 * c-decl.c (finish_struct): Set DECL_SOURCE_LOCATION on
4787 TYPE_STUB_DECL and call rest_of_type_compilation before processing
4788 incomplete vars rather than after it.
4790 PR debug/83547
4791 * c-typeck.c (c_finish_stmt_expr): Ignore !TREE_SIDE_EFFECTS as
4792 indicator of ({ }), instead skip all trailing DEBUG_BEGIN_STMTs first,
4793 and consider empty ones if there are no other stmts. For
4794 -Wunused-value walk all statements before the one only followed by
4795 DEBUG_BEGIN_STMTs.
4797 2017-12-22 Mike Stump <mikestump@comcast.net>
4798 Eric Botcazou <ebotcazou@adacore.com>
4800 * c-parser.c (c_parser_while_statement): Add unroll parameter and
4801 build ANNOTATE_EXPR if present. Add 3rd operand to ANNOTATE_EXPR.
4802 (c_parser_do_statement): Likewise.
4803 (c_parser_for_statement): Likewise.
4804 (c_parser_statement_after_labels): Adjust calls to above.
4805 (c_parse_pragma_ivdep): New static function.
4806 (c_parser_pragma_unroll): Likewise.
4807 (c_parser_pragma) <PRAGMA_IVDEP>: Add support for pragma Unroll.
4808 <PRAGMA_UNROLL>: New case.
4810 2017-12-19 Jakub Jelinek <jakub@redhat.com>
4812 * c-typeck.c (comptypes_internal, function_types_compatible_p,
4813 perform_integral_promotions, digest_init): Replace Yoda conditions
4814 with typical order conditions.
4815 * c-decl.c (check_bitfield_type_and_width): Likewise.
4817 2017-12-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4819 * c-typeck.c (c_safe_arg_type_equiv_p,
4820 c_safe_function_type_cast_p): New function.
4821 (build_c_cast): Implement -Wcast-function-type.
4823 2017-12-14 Richard Biener <rguenther@suse.de>
4825 PR c/83415
4826 * c-fold.c (c_fully_fold_internal): Treat VIEW_CONVERT_EXPR
4827 like REALPART_EXPR for the behavior of whether its operand
4828 is an lvalue.
4830 2017-12-12 Marek Polacek <polacek@redhat.com>
4832 PR c/82679
4833 * c-decl.c (grokdeclarator): Check declspecs insted of atomicp.
4835 2017-12-12 Alexandre Oliva <aoliva@redhat.com>
4837 * c-objc-common.h (LANG_HOOKS_EMITS_BEGIN_STMT): Redefine as true.
4838 * c-parser.c (add_debug_begin_stmt): New.
4839 (c_parser_declaration_or_fndef): Call it.
4840 (c_parser_compound_statement_nostart): Likewise.
4841 (c_parser_statement_after_labels): Likewise.
4842 * c-typeck (c_finish_stmt_expr): Skip begin stmts markers.
4844 2017-12-07 Joseph Myers <joseph@codesourcery.com>
4846 * c-decl.c (build_compound_literal): Add parameter alignas_align
4847 and set alignment of decl if nonzero.
4848 * c-parser.c (c_keyword_starts_typename): Allow RID_ALIGNAS.
4849 (c_parser_declspecs): Allow RID_ALIGNAS to follow a type, like a
4850 qualifier.
4851 (c_parser_struct_declaration): Update syntax comment.
4852 (c_parser_type_name): Add alignas_ok argument and pass it to
4853 c_parser_declspecs.
4854 (c_parser_cast_expression): Pass true to c_parser_type_name and
4855 give error if a cast used an _Alignas specifier.
4856 (c_parser_sizeof_expression): Pass true to c_parser_type_name and
4857 give error if sizeof (type-name) used an _Alignas specifier.
4858 (c_parser_alignof_expression): Pass true to c_parser_type_name and
4859 give error if _Alignof (type-name) used an _Alignas specifier.
4860 (c_parser_postfix_expression_after_paren_type): Check specified
4861 alignment for a compound literal and pass it to
4862 build_compound_literal.
4863 * c-parser.h (c_parser_type_name): Update prototype.
4864 * c-tree.h (build_compound_literal): Update prototype.
4866 2017-12-07 Martin Sebor <msebor@redhat.com>
4868 PR c/81544
4869 * c-decl.c (c_decl_attributes): Look up existing declaration and
4870 pass it to decl_attributes.
4872 2017-12-06 David Malcolm <dmalcolm@redhat.com>
4874 PR c/83236
4875 * c-decl.c (lookup_name_fuzzy): Don't suggest names that are
4876 reserved for use by the implementation.
4878 2017-12-06 David Malcolm <dmalcolm@redhat.com>
4880 * c-decl.c: Include "c-family/c-spellcheck.h".
4882 2017-12-05 Martin Liska <mliska@suse.cz>
4883 Jakub Jelinek <jakub@redhat.com>
4885 * c-typeck.c (pointer_diff): Add new argument and instrument
4886 pointer subtraction.
4887 (build_binary_op): Similar for pointer comparison.
4889 2017-12-01 Jakub Jelinek <jakub@redhat.com>
4891 PR c/79153
4892 * c-parser.c: Include tree-iterator.h.
4893 (c_parser_switch_statement): Emit LABEL_EXPR for the break label
4894 into SWITCH_BODY instead of after it and set SWITCH_BREAK_LABEL_P
4895 on it.
4897 PR c/83222
4898 * c-tree.h (decl_constant_value_1): Declare.
4899 * c-typeck.c (decl_constant_value_1): New function.
4900 (decl_constant_value): Use it.
4901 * c-fold.c (c_fully_fold_internal): If in_init, use
4902 decl_constant_value_1 instead of decl_constant_value.
4904 2017-11-30 Jakub Jelinek <jakub@redhat.com>
4906 * c-parser.c (c_parser_postfix_expression): Use ; instead of ;;.
4908 2017-11-28 Jakub Jelinek <jakub@redhat.com>
4910 PR sanitizer/81275
4911 * c-typeck.c (c_finish_case): Set SWITCH_ALL_CASES_P if
4912 c_switch_covers_all_cases_p returns true.
4914 2017-11-28 Julia Koval <julia.koval@intel.com>
4915 Sebastian Peryt <sebastian.peryt@intel.com>
4917 * Make-lang.in (c/c-array-notation.o): Remove.
4918 * c-array-notation.c: Delete.
4919 * c-decl.c: Remove cilkplus condition.
4920 * c-parser.c (c_parser_cilk_simd, c_parser_cilk_for,
4921 c_parser_cilk_verify_simd, c_parser_array_notation,
4922 c_parser_cilk_clause_vectorlength, c_parser_cilk_grainsize,
4923 c_parser_cilk_simd_fn_vector_attrs,
4924 c_finish_cilk_simd_fn_tokens): Delete.
4925 (c_parser_declaration_or_fndef): Remove cilkplus condition.
4926 (c_parser_direct_declarator_inner): Ditto.
4927 (CILK_SIMD_FN_CLAUSE_MASK): Delete.
4928 (c_parser_attributes, c_parser_compound_statement,
4929 c_parser_statement_after_labels, c_parser_if_statement,
4930 c_parser_switch_statement, c_parser_while_statement,
4931 c_parser_do_statement, c_parser_for_statement,
4932 c_parser_unary_expression, c_parser_postfix_expression,
4933 c_parser_postfix_expression_after_primary,
4934 c_parser_pragma, c_parser_omp_clause_name, c_parser_omp_all_clauses,
4935 c_parser_omp_for_loop, c_finish_omp_declare_simd): Remove cilkplus
4936 support.
4937 * c-typeck.c (build_array_ref, build_function_call_vec,
4938 convert_arguments,
4939 lvalue_p, build_compound_expr, c_finish_return, c_finish_if_stmt,
4940 c_finish_loop, build_binary_op): Remove cilkplus support.
4942 2017-11-28 Jakub Jelinek <jakub@redhat.com>
4944 * c-typeck.c (c_start_case): Build SWITCH_EXPR using build2 instead
4945 of build3.
4947 2017-11-14 Boris Kolpackov <boris@codesynthesis.com>
4949 * Make-lang.in (c.install-plugin): Install backend import library.
4951 2017-11-23 Jakub Jelinek <jakub@redhat.com>
4953 * c-parser.c (c_parser_omp_declare_simd): Reject declare simd in
4954 pragma_stmt context.
4956 2017-11-23 Mike Stump <mikestump@comcast.net>
4957 Eric Botcazou <ebotcazou@adacore.com>
4959 * c-parser.c (c_parser_while_statement): Pass 3rd operand to
4960 ANNOTATE_EXPR.
4961 (c_parser_do_statement): Likewise.
4962 (c_parser_for_statement): Likewise.
4964 2017-11-22 David Malcolm <dmalcolm@redhat.com>
4966 PR c++/62170
4967 * c-objc-common.c (c_tree_printer): Convert penultimate param from
4968 bool to bool *. Within '%T' handling, if showing an "aka", use
4969 "quoted" param to add appropriate quoting.
4971 2017-11-22 Marek Polacek <polacek@redhat.com>
4973 PR c++/60336
4974 PR middle-end/67239
4975 PR target/68355
4976 * c-decl.c (grokdeclarator): Set DECL_PADDING_P on unnamed bit-fields.
4978 2017-11-21 David Malcolm <dmalcolm@redhat.com>
4980 PR c/83056
4981 * c-decl.c (lookup_name_fuzzy): Don't suggest names that came from
4982 earlier failed lookups.
4984 2017-11-21 Marc Glisse <marc.glisse@inria.fr>
4986 * c-fold.c (c_fully_fold_internal): Handle POINTER_DIFF_EXPR.
4987 * c-typeck.c (pointer_diff): Use POINTER_DIFF_EXPR.
4989 2017-11-20 David Malcolm <dmalcolm@redhat.com>
4991 PR c/81404
4992 * c-decl.c: Include "c-family/known-headers.h".
4993 (get_c_name_hint): Rename to get_stdlib_header_for_name and move
4994 to known-headers.cc.
4995 (class suggest_missing_header): Move to known-header.h.
4996 (lookup_name_fuzzy): Call get_c_stdlib_header_for_name rather
4997 than get_c_name_hint.
4999 2017-11-20 David Malcolm <dmalcolm@redhat.com>
5001 * c-decl.c (get_c_name_hint): New function.
5002 (class suggest_missing_header): New class.
5003 (lookup_name_fuzzy): Call get_c_name_hint and use it to
5004 suggest missing headers to the user.
5006 2017-11-20 David Malcolm <dmalcolm@redhat.com>
5008 * c-decl.c: Define INCLUDE_UNIQUE_PTR before including system.h.
5009 Include "c-family/name-hint.h"
5010 (implicit_decl_warning): Convert "hint" from
5011 const char * to name_hint. Pass location to
5012 lookup_name_fuzzy. Suppress any deferred diagnostic if the
5013 warning was not printed.
5014 (undeclared_variable): Likewise for "guessed_id".
5015 (lookup_name_fuzzy): Convert return type from const char *
5016 to name_hint. Add location_t param.
5017 * c-parser.c: Define INCLUDE_UNIQUE_PTR before including system.h.
5018 Include "c-family/name-hint.h"
5019 (c_parser_declaration_or_fndef): Convert "hint" from
5020 const char * to name_hint. Pass location to lookup_name_fuzzy.
5021 (c_parser_parameter_declaration): Likewise.
5023 2017-11-19 Jakub Jelinek <jakub@redhat.com>
5025 PR c/66618
5026 PR c/69960
5027 * c-parser.c (c_parser_omp_atomic): Pass true as LVAL to c_fully_fold
5028 where needed.
5029 * c-typeck.c (build_unary_op, build_modify_expr, build_asm_expr,
5030 handle_omp_array_sections): Likewise.
5031 (digest_init): Don't call decl_constant_value_for_optimization.
5032 * c-tree.h (decl_constant_value_for_optimization): Removed.
5033 * c-fold.c (c_fold_array_ref): New function.
5034 (c_fully_fold_internal): Add LVAL argument, propagate it through
5035 recursive calls. For VAR_P call decl_constant_value and
5036 unshare if not LVAL and either optimizing or IN_INIT. Remove
5037 decl_constant_value_for_optimization calls. If IN_INIT and not LVAL,
5038 fold ARRAY_REF with STRING_CST and INTEGER_CST operands.
5039 (c_fully_fold): Add LVAL argument, pass it through to
5040 c_fully_fold_internal.
5041 (decl_constant_value_for_optimization): Removed.
5043 2017-11-15 Joseph Myers <joseph@codesourcery.com>
5045 PR c/81156
5046 * c-parser.c (check_tgmath_function): New function.
5047 (enum tgmath_parm_kind): New enum.
5048 (c_parser_postfix_expression): Handle __builtin_tgmath.
5050 2017-10-31 David Malcolm <dmalcolm@redhat.com>
5052 * c-decl.c (implicit_decl_warning): Update for renaming of
5053 pedwarn_at_rich_loc and warning_at_rich_loc.
5054 (implicitly_declare): Likewise for renaming of inform_at_rich_loc.
5055 (undeclared_variable): Likewise for renaming of error_at_rich_loc.
5056 * c-parser.c (c_parser_declaration_or_fndef): Likewise.
5057 (c_parser_struct_or_union_specifier): Likewise for renaming of
5058 pedwarn_at_rich_loc.
5059 (c_parser_parameter_declaration): Likewise for renaming of
5060 error_at_rich_loc.
5061 * c-typeck.c (build_component_ref): Likewise.
5062 (build_unary_op): Likewise for renaming of inform_at_rich_loc.
5063 (pop_init_level): Likewise for renaming of warning_at_rich_loc.
5064 (set_init_label): Likewise for renaming of error_at_rich_loc.
5066 2017-10-30 Richard Biener <rguenther@suse.de>
5068 * gimple-parser.c (c_parser_gimple_statement): Parse conditional
5069 stmts.
5071 2017-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5073 * c-decl.c (header_for_builtin_fn): Add support for copysign, fma,
5074 fmax, fmin, and sqrt _Float<N> and _Float<N>X variants.
5076 2017-10-25 David Malcolm <dmalcolm@redhat.com>
5078 PR c/7356
5079 * c-parser.c (c_parser_declaration_or_fndef): Detect missing
5080 semicolons.
5082 2017-10-25 Jakub Jelinek <jakub@redhat.com>
5084 PR libstdc++/81706
5085 * c-decl.c (merge_decls): Copy "omp declare simd" attributes from
5086 newdecl to corresponding __builtin_ if any.
5088 2017-10-24 Paolo Carlini <paolo.carlini@oracle.com>
5090 PR c++/82466
5091 * c-decl.c (diagnose_mismatched_decls): Use
5092 OPT_Wbuiltin_declaration_mismatch.
5094 2017-10-12 David Malcolm <dmalcolm@redhat.com>
5096 * c-parser.c (c_parser_require): Add "type_is_unique" param and
5097 use it to guard calls to maybe_suggest_missing_token_insertion.
5098 (c_parser_parms_list_declarator): Override default value of new
5099 "type_is_unique" param to c_parser_require.
5100 (c_parser_asm_statement): Likewise.
5101 * c-parser.h (c_parser_require): Add "type_is_unique" param,
5102 defaulting to true.
5104 2017-10-11 Nathan Sidwell <nathan@acm.org>
5106 * c-decl.c (grokdeclarator): Check HAS_DECL_ASSEMBLER_NAME_P too.
5108 2017-10-10 Richard Sandiford <richard.sandiford@linaro.org>
5110 * c-parser.c (c_parser_cilk_clause_vectorlength): Use wi::to_wide when
5111 operating on trees as wide_ints.
5112 * c-typeck.c (build_c_cast, c_finish_omp_clauses): Likewise.
5113 (c_tree_equal): Likewise.
5115 2017-10-04 David Malcolm <dmalcolm@redhat.com>
5117 * c-decl.c (push_parm_decl): Store c_parm's location into the
5118 PARAM_DECL.
5119 (build_c_parm): Add "loc" param and store it within the c_parm.
5120 * c-parser.c (struct c_parser): Add "last_token_location" field.
5121 (c_parser_consume_token): Store location of the token into the
5122 new field.
5123 (c_parser_declaration_or_fndef): Store params into DECL_ARGUMENTS
5124 when handling a FUNCTION_DECL, if it doesn't already have them.
5125 (c_parser_parameter_declaration): Generate a location for the
5126 parameter, and pass it to the call to build_c_parm.
5127 * c-tree.h (struct c_parm): Add field "loc".
5128 (build_c_parm): Add location_t param.
5129 * c-typeck.c (get_fndecl_argument_location): New function.
5130 (inform_for_arg): New function.
5131 (convert_for_assignment): Use inform_for_arg when dealing with
5132 ic_argpass.
5134 2017-09-29 Jakub Jelinek <jakub@redhat.com>
5136 * c-decl.c (grokfield): Use SET_DECL_C_BIT_FIELD here if
5137 width is non-NULL.
5138 (finish_struct): Test DECL_C_BIT_FIELD instead of DECL_INITIAL,
5139 don't SET_DECL_C_BIT_FIELD here.
5141 PR c/82340
5142 * c-decl.c (build_compound_literal): Use c_apply_type_quals_to_decl
5143 instead of trying to set just TREE_READONLY manually.
5145 2017-09-16 Tom de Vries <tom@codesourcery.com>
5147 PR c/81875
5148 * c-parser.c (c_parser_omp_for_loop): Fold only operands of cond, not
5149 cond itself.
5151 2017-09-15 Joseph Myers <joseph@codesourcery.com>
5153 PR c/82071
5154 * c-typeck.c (ep_convert_and_check): Just call convert_and_check
5155 for C11.
5156 (build_conditional_expr): For C11, generate result with excess
5157 precision when one argument is an integer and the other is of a
5158 type using excess precision.
5160 2017-09-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5162 * c-typeck.c (build_c_cast): Implement -Wcast-align=strict.
5164 2017-09-13 Marek Polacek <polacek@redhat.com>
5166 PR c/82167
5167 * c-typeck.c (c_expr_sizeof_expr): Use the type of expr.value rather
5168 than expr.original_type.
5170 2017-09-12 Nathan Sidwell <nathan@acm.org>
5172 * c-decl.c (field_decl_cmp, resort_data, resort_field_decl_cmp,
5173 resort_sorted_fields): Moved from c-family/c-common.c.
5174 * c-lang.h (struct sorted_fields_type): Moved from c-family/c-common.h.
5176 2017-09-01 Joseph Myers <joseph@codesourcery.com>
5178 PR c/82071
5179 * c-typeck.c (build_atomic_assign): Handle argument with excess
5180 precision. Ensure any EXCESS_PRECISION_EXPR is present in
5181 argument passed to build_binary_op and convert_for_assignment but
5182 not for call to c_fully_fold.
5183 (build_modify_expr): Do not remove EXCESS_PRECISION_EXPR early.
5184 Ensure build_binary_op is called with argument with original
5185 semantic type. Avoid calling c_fully_fold with an
5186 EXCESS_PRECISION_EXPR from build_binary_op.
5188 2017-09-01 Jakub Jelinek <jakub@redhat.com>
5190 PR c/81887
5191 * c-parser.c (c_parser_omp_ordered): Handle -fopenmp-simd.
5193 2017-08-30 Richard Sandiford <richard.sandiford@linaro.org>
5194 Alan Hayward <alan.hayward@arm.com>
5195 David Sherwood <david.sherwood@arm.com>
5197 * c-typeck.c (build_binary_op): Use SCALAR_TYPE_MODE.
5198 (c_common_type): Likewise. Use as_a <scalar_mode> when setting
5199 m1 and m2 to the signed equivalent of a fixed-point
5200 SCALAR_TYPE_MODE.
5202 2017-08-24 David Malcolm <dmalcolm@redhat.com>
5204 * c-tree.h (c_expr::get_location) Use EXPR_HAS_LOCATION rather
5205 than CAN_HAVE_LOCATION_P when determining whether to use the
5206 location_t value within "value".
5208 2017-08-21 David Malcolm <dmalcolm@redhat.com>
5210 * c-parser.c (c_parser_expr_list): Use c_expr::get_location ()
5211 rather than peeking the location of the first token.
5212 * c-tree.h (c_expr::get_location): New method.
5214 2017-08-21 David Malcolm <dmalcolm@redhat.com>
5216 * c-typeck.c (build_function_call_vec): Pass arg_loc to call
5217 to check_function_arguments.
5219 2017-08-18 Marek Polacek <polacek@redhat.com>
5221 * c-parser.c (c_parser_postfix_expression): Remove unused code. Update
5222 commentary.
5224 2017-08-18 H.J. Lu <hongjiu.lu@intel.com>
5226 PR c/53037
5227 * c-decl.c (merge_decls): Also merge DECL_WARN_IF_NOT_ALIGN.
5228 (check_bitfield_type_and_width): Don't allow bit-field with
5229 warn_if_not_aligned type.
5231 2017-08-14 Martin Sebor <msebor@redhat.com>
5233 PR c/81117
5234 * c-objc-common.c (c_objc_common_init): Handle 'G'.
5236 2017-08-11 Marek Polacek <polacek@redhat.com>
5238 PR c/81795
5239 * c-decl.c (pushtag): Only print inform if the warning was printed.
5240 (grokdeclarator): Likewise.
5242 2017-08-10 David Malcolm <dmalcolm@redhat.com>
5244 * c-parser.c (c_parser_error): Rename to...
5245 (c_parser_error_richloc): ...this, making static, and adding
5246 "richloc" parameter, passing it to the c_parse_error call,
5247 rather than calling c_parser_set_source_position_from_token.
5248 (c_parser_error): Reintroduce, reimplementing in terms of the
5249 above, converting return type from void to bool.
5250 (class token_pair): New class.
5251 (struct matching_paren_traits): New struct.
5252 (matching_parens): New typedef.
5253 (struct matching_brace_traits): New struct.
5254 (matching_braces): New typedef.
5255 (get_matching_symbol): New function.
5256 (c_parser_require): Add param MATCHING_LOCATION, using it to
5257 highlight matching "opening" tokens for missing "closing" tokens.
5258 (c_parser_skip_until_found): Likewise.
5259 (c_parser_static_assert_declaration_no_semi): Convert explicit
5260 parsing of CPP_OPEN_PAREN and CPP_CLOSE_PAREN to use of
5261 class matching_parens, so that the pertinent open parenthesis is
5262 highlighted when there are problems locating the close
5263 parenthesis.
5264 (c_parser_struct_or_union_specifier): Likewise.
5265 (c_parser_typeof_specifier): Likewise.
5266 (c_parser_alignas_specifier): Likewise.
5267 (c_parser_simple_asm_expr): Likewise.
5268 (c_parser_braced_init): Likewise, for matching_braces.
5269 (c_parser_paren_condition): Likewise, for matching_parens.
5270 (c_parser_switch_statement): Likewise.
5271 (c_parser_for_statement): Likewise.
5272 (c_parser_asm_statement): Likewise.
5273 (c_parser_asm_operands): Likewise.
5274 (c_parser_cast_expression): Likewise.
5275 (c_parser_sizeof_expression): Likewise.
5276 (c_parser_alignof_expression): Likewise.
5277 (c_parser_generic_selection): Likewise.
5278 (c_parser_postfix_expression): Likewise for cases RID_VA_ARG,
5279 RID_OFFSETOF, RID_TYPES_COMPATIBLE_P, RID_AT_SELECTOR,
5280 RID_AT_PROTOCOL, RID_AT_ENCODE, reindenting as necessary.
5281 In case CPP_OPEN_PAREN, pass loc_open_paren to the
5282 c_parser_skip_until_found call.
5283 (c_parser_objc_class_definition): Use class matching_parens as
5284 above.
5285 (c_parser_objc_method_decl): Likewise.
5286 (c_parser_objc_try_catch_finally_statement): Likewise.
5287 (c_parser_objc_synchronized_statement): Likewise.
5288 (c_parser_objc_at_property_declaration): Likewise.
5289 (c_parser_oacc_wait_list): Likewise.
5290 (c_parser_omp_var_list_parens): Likewise.
5291 (c_parser_omp_clause_collapse): Likewise.
5292 (c_parser_omp_clause_default): Likewise.
5293 (c_parser_omp_clause_if): Likewise.
5294 (c_parser_omp_clause_num_threads): Likewise.
5295 (c_parser_omp_clause_num_tasks): Likewise.
5296 (c_parser_omp_clause_grainsize): Likewise.
5297 (c_parser_omp_clause_priority): Likewise.
5298 (c_parser_omp_clause_hint): Likewise.
5299 (c_parser_omp_clause_defaultmap): Likewise.
5300 (c_parser_oacc_single_int_clause): Likewise.
5301 (c_parser_omp_clause_ordered): Likewise.
5302 (c_parser_omp_clause_reduction): Likewise.
5303 (c_parser_omp_clause_schedule): Likewise.
5304 (c_parser_omp_clause_num_teams): Likewise.
5305 (c_parser_omp_clause_thread_limit): Likewise.
5306 (c_parser_omp_clause_aligned): Likewise.
5307 (c_parser_omp_clause_linear): Likewise.
5308 (c_parser_omp_clause_safelen): Likewise.
5309 (c_parser_omp_clause_simdlen): Likewise.
5310 (c_parser_omp_clause_depend): Likewise.
5311 (c_parser_omp_clause_map): Likewise.
5312 (c_parser_omp_clause_device): Likewise.
5313 (c_parser_omp_clause_dist_schedule): Likewise.
5314 (c_parser_omp_clause_proc_bind): Likewise.
5315 (c_parser_omp_clause_uniform): Likewise.
5316 (c_parser_omp_for_loop): Likewise.
5317 (c_parser_cilk_clause_vectorlength): Likewise.
5318 (c_parser_cilk_clause_linear): Likewise.
5319 (c_parser_transaction_expression): Likewise.
5320 * c-parser.h (c_parser_require): Add param matching_location with
5321 default UNKNOWN_LOCATION.
5322 (c_parser_error): Convert return type from void to bool.
5323 (c_parser_skip_until_found): Add param matching_location with
5324 default UNKNOWN_LOCATION.
5326 2017-08-09 Marek Polacek <polacek@redhat.com>
5328 * c-decl.c (build_enumerator): Use true/false instead of 1/0.
5329 * c-tree.h (build_external_ref): Update declaration.
5330 * c-typeck.c (build_array_ref): Use true/false instead of 1/0.
5331 (build_external_ref): Change the type of a parameter to bool.
5332 (parser_build_binary_op): Use true/false instead of 1/0.
5333 (pointer_diff): Likewise.
5334 (build_modify_expr): Likewise.
5335 (set_designator): Change the type of a parameter to bool.
5336 (set_init_index): Use true/false instead of 1/0.
5337 (set_init_label): Likewise.
5338 (output_init_element): Change the type of a parameter to bool.
5339 (output_pending_init_elements): Use true/false instead of 1/0.
5340 (process_init_element): Likewise.
5341 (build_binary_op): Change the type of a parameter to bool.
5343 2017-08-09 Marek Polacek <polacek@redhat.com>
5345 PR c/81233
5346 * c-typeck.c (pedwarn_init): Make the function take a variable list.
5347 Call emit_diagnostic_valist instead of pedwarn.
5348 (convert_for_assignment): Unroll the PEDWARN_FOR_ASSIGNMENT macro.
5349 Print the relevant types in diagnostics.
5351 2017-08-09 Marek Polacek <polacek@redhat.com>
5353 PR c/81417
5354 * c-array-notation.c (fix_builtin_array_notation_fn): Update calls to
5355 build_conditional_expr.
5356 * c-parser.c (c_parser_conditional_expression): Create locations for
5357 EXP1 and EXP2 from their source ranges. Pass the locations down to
5358 build_conditional_expr.
5359 * c-tree.h (build_conditional_expr): Update declaration.
5360 * c-typeck.c (build_conditional_expr): Add location_t parameters.
5361 For -Wsign-compare, also print the types.
5363 2017-08-08 Martin Liska <mliska@suse.cz>
5365 * c-convert.c: Include header files.
5366 * c-typeck.c: Likewise.
5368 2017-08-07 Martin Liska <mliska@suse.cz>
5370 * c-parser.c (c_parser_attributes): Canonicalize name of an
5371 attribute.
5373 2017-08-02 Marek Polacek <polacek@redhat.com>
5375 PR c/81289
5376 * c-parser.c (c_parser_unary_expression): Use set_error.
5378 PR c/81448
5379 PR c/81306
5380 * c-warn.c (warn_for_multistatement_macros): Prevent bogus
5381 warnings. Avoid walking MACRO_MAP_LOCATIONS.
5383 2017-07-31 Jan Hubicka <hubicka@ucw.cz>
5384 Martin Liska <mliska@suse.cz>
5386 * c-typeck.c (c_finish_goto_label): Build gimple predict
5387 statement.
5389 2017-07-31 Martin Liska <mliska@suse.cz>
5391 PR sanitize/81530
5392 * c-convert.c (convert): Guard condition with flag_sanitize_p
5393 also with current_function_decl non-null equality.
5394 * c-decl.c (grokdeclarator): Likewise.
5395 * c-typeck.c (build_binary_op): Likewise.
5397 2017-07-25 Marek Polacek <polacek@redhat.com>
5399 * c-decl.c (grokfield): Remove local variable.
5401 2017-07-25 Marek Polacek <polacek@redhat.com>
5403 PR c/81364
5404 * c-parser.c (c_parser_else_body): Don't warn about multistatement
5405 macro expansion if the body is in { }.
5406 (c_parser_while_statement): Likewise.
5407 (c_parser_for_statement): Likewise.
5409 2017-07-18 Nathan Sidwell <nathan@acm.org>
5411 * c-parser.c (c_parser_array_notation): Use TYPE_{MIN,MAX}_VALUE.
5413 2017-07-14 David Malcolm <dmalcolm@redhat.com>
5415 * c-decl.c (implicitly_declare): When suggesting a missing
5416 #include, provide a fix-it hint.
5418 2017-07-06 David Malcolm <dmalcolm@redhat.com>
5420 * c-lang.c (selftest::run_c_tests): Move body to c_family_tests,
5421 and call that instead.
5422 * c-tree.h (selftest::run_c_tests): New decl.
5424 2017-06-26 Marek Polacek <polacek@redhat.com>
5426 PR c/80116
5427 * c-parser.c (c_parser_if_body): Set the location of the
5428 body of the conditional after parsing all the labels. Call
5429 warn_for_multistatement_macros.
5430 (c_parser_else_body): Likewise.
5431 (c_parser_switch_statement): Likewise.
5432 (c_parser_while_statement): Likewise.
5433 (c_parser_for_statement): Likewise.
5434 (c_parser_statement): Add a default argument. Save the location
5435 after labels have been parsed.
5436 (c_parser_c99_block_statement): Likewise.
5438 2017-06-19 Richard Biener <rguenther@suse.de>
5440 * gimple-parser.c (c_parser_gimple_postfix_expression): Handle
5441 negated _Literals to parse _Literal (int) -1.
5443 2017-06-13 Martin Liska <mliska@suse.cz>
5445 PR sanitize/78204
5446 * c-convert.c (convert): Use sanitize_flags_p.
5447 * c-decl.c (grokdeclarator): Likewise.
5448 * c-typeck.c (convert_for_assignment): Likewise.
5449 (c_finish_return): Likewise.
5450 (build_binary_op): Likewise.
5452 2017-06-08 Jakub Jelinek <jakub@redhat.com>
5454 PR c/81006
5455 * c-typeck.c (handle_omp_array_sections_1): Convert TYPE_MAX_VALUE
5456 to sizetype before size_binop.
5458 2017-06-07 Jakub Jelinek <jakub@redhat.com>
5460 * gimple-parser.c (c_parser_parse_gimple_body): Use TDI_gimple instead
5461 of TDI_generic.
5463 2017-06-06 Marek Polacek <polacek@redhat.com>
5465 PR c/79983
5466 * c-decl.c (start_struct): Use the location of TYPE_STUB_DECL of
5467 ref.
5468 (start_enum): Use the location of TYPE_STUB_DECL of enumtype.
5470 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
5472 * c-parser.c (c_parser_binary_expression): Implement the
5473 -Wsizeof_pointer_div warning.
5474 (c_parser_postfix_expression): Allow SIZEOF_EXPR as expr.original_code
5475 from a parenthesized expression.
5476 (c_parser_expr_list): Use c_last_sizeof_loc.
5477 * c-tree.h (c_last_sizeof_loc): New external.
5478 * c-typeck.c (c_last_sizeof_loc): New variable.
5479 (c_expr_sizeof_expr, c_expr_sizeof_type): Assign c_last_sizeof_loc.
5481 2017-05-31 Mikhail Maltsev <maltsevm@gmail.com>
5483 PR testsuite/80580
5484 * gimple-parser.c (c_parser_gimple_if_stmt): Check for empty labels.
5486 2017-05-30 David Malcolm <dmalcolm@redhat.com>
5488 * c-objc-common.c (c_tree_printer): Gain bool and const char **
5489 parameters.
5491 2017-05-24 Martin Sebor <msebor@redhat.com>
5493 PR c/80731
5494 * c-fold.c (c_fully_fold_internal): Adjust.
5495 * c-typeck.c (parser_build_unary_op): Adjust.
5497 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
5499 * c-parser.c (OACC_KERNELS_CLAUSE_MASK): Add
5500 "PRAGMA_OACC_CLAUSE_NUM_GANGS", "PRAGMA_OACC_CLAUSE_NUM_WORKERS",
5501 "VECTOR_LENGTH".
5503 2017-05-23 Marek Polacek <polacek@redhat.com>
5505 * c-parser.c (c_parser_compound_statement_nostart): Remove redundant
5506 quotes.
5508 2017-05-22 Jakub Jelinek <jakub@redhat.com>
5510 * c-fold.c (c_fully_fold_internal): Save the c_fully_fold_internal
5511 result for SAVE_EXPR operand and set SAVE_EXPR_FOLDED_P even if
5512 it returned invariant. Call tree_invariant_p unconditionally
5513 afterwards to decide whether to return expr or op0.
5515 2017-05-22 Nathan Sidwell <nathan@acm.org>
5517 * c-decl.c (c_parse_final_cleanups): Drop TDI_tu handling.
5519 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
5521 * c-parser.c (c_parser_omp_clause_default): Handle
5522 "OMP_CLAUSE_DEFAULT_PRESENT".
5524 2017-05-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
5526 * config-lang.in (gtfiles): Add c-family/c-format.c.
5528 2017-05-18 Nathan Sidwell <nathan@acm.org>
5530 * c-decl.c (pushdecl_top_level): Delete unused function.
5532 2017-05-18 Marek Polacek <polacek@redhat.com>
5534 * c-decl.c (match_builtin_function_types): Use NULL_TREE instead of 0.
5535 (check_earlier_gotos): Likewise.
5536 (define_label): Likewise.
5537 (pending_xref_error): Likewise.
5538 (smallest_type_quals_location): Likewise.
5539 (grokdeclarator): Likewise.
5540 (grokparms): Likewise.
5541 (identifier_global_value): Likewise.
5542 * c-typeck.c (set_nonincremental_init_from_string): Likewise.
5543 (find_init_member): Likewise.
5545 2017-05-18 Marek Polacek <polacek@redhat.com>
5547 * c-decl.c (start_decl): Use false/true instead of 0/1.
5548 (grokdeclarator): Likewise.
5549 (finish_struct): Likewise.
5550 (start_function): Change the return type to bool. Use false/true
5551 instead of 0/1.
5552 (declspecs_add_qual): Use UNKNOWN_LOCATION instead of 0.
5553 * c-tree.h (start_function): Update.
5554 * c-typeck.c (same_translation_unit_p): Change the return type to bool.
5555 (set_designator): Change the return type to bool. Use false/true
5556 instead of 0/1.
5558 2017-05-17 Marek Polacek <polacek@redhat.com>
5560 * c-decl.c: Use NULL_TREE instead of 0 where appropriate.
5561 * c-typeck.c: Likewise.
5563 2017-05-17 Marek Polacek <polacek@redhat.com>
5565 PR sanitizer/80659
5566 * c-decl.c (build_compound_literal): Set DECL_ARTIFICIAL and
5567 DECL_IGNORED_P even for non-static compound literals.
5569 2017-05-17 Martin Liska <mliska@suse.cz>
5571 * c-decl.c (c_parse_final_cleanups): Introduce dump_flags_t type and
5572 use it instead of int type.
5574 2017-05-17 Marek Polacek <polacek@redhat.com>
5576 * c-convert.c (convert): Replace c_save_expr with save_expr. Don't
5577 call c_fully_fold.
5578 (convert) <case COMPLEX_TYPE>: Remove special handling of COMPLEX_TYPEs.
5579 * c-decl.c (grokdeclarator): Replace c_save_expr with save_expr.
5580 * c-fold.c (c_fully_fold_internal): Handle SAVE_EXPR.
5581 * c-parser.c (c_parser_declaration_or_fndef): Replace c_save_expr with
5582 save_expr.
5583 (c_parser_conditional_expression): Likewise.
5584 * c-tree.h (SAVE_EXPR_FOLDED_P): Define.
5585 * c-typeck.c (build_modify_expr): Replace c_save_expr with save_expr.
5586 (process_init_element): Likewise.
5587 (build_binary_op): Likewise.
5588 (handle_omp_array_sections_1): Likewise.
5590 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
5592 * c-parser.c (c_parser_omp_clause_num_gangs)
5593 (c_parser_omp_clause_num_workers)
5594 (c_parser_omp_clause_vector_length): Merge functions into...
5595 (c_parser_oacc_single_int_clause): ... this new function. Adjust
5596 all users.
5598 2017-05-11 Nathan Sidwell <nathan@acm.org>
5600 * gimple-parser.c: Don't #include tree-dump.h.
5602 2017-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5604 PR testsuite/80580
5605 * gimple-parser.c (c_parser_parse_ssa_name): Validate SSA name base.
5607 2017-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5609 PR testsuite/80580
5610 * gimple-parser.c (c_parser_gimple_postfix_expression): Handle
5611 incorrect __MEM syntax.
5613 2017-05-11 Mikhail Maltsev <maltsevm@gmail.com>
5615 PR testsuite/80580
5616 * gimple-parser.c (c_parser_gimple_unary_expression): Check argument
5617 type of unary '*'.
5619 2017-05-09 Nathan Sidwell <nathan@acm.org>
5621 * c-tree.h (pushdecl): Declare.
5623 2017-05-05 David Malcolm <dmalcolm@redhat.com>
5625 * c-decl.c (warn_defaults_to): Replace report_diagnostic
5626 with diagnostic_report_diagnostic.
5627 * c-errors.c (pedwarn_c99): Likewise.
5628 (pedwarn_c90): Likewise.
5630 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
5632 PR c++/80038
5633 * c-gimplify.c (c_gimplify_expr): Remove calls to
5634 cilk_gimplifY_call_params_in_spawned_fn.
5636 2017-04-25 David Malcolm <dmalcolm@redhat.com>
5638 * c-parser.c (c_parser_struct_or_union_specifier): Add fix-it
5639 hint for removing extra semicolon.
5641 2017-04-21 Jakub Jelinek <jakub@redhat.com>
5643 PR c/80468
5644 * c-decl.c (finish_declspecs) <case cts_int_n>: If int_n_idx is not
5645 enabled, set specs->type to integer_type_node.
5647 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
5649 * c-array-notation.c: Fix typo in comment.
5651 2017-03-29 Marek Polacek <polacek@redhat.com>
5653 PR c/79730
5654 * c-decl.c (finish_decl): Check VAR_P.
5656 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5658 PR middle-end/80162
5659 * c-tree.h (c_mark_addressable): Add array_ref_p argument.
5660 * c-typeck.c (c_mark_addressable): Likewise. Look through
5661 VIEW_CONVERT_EXPR unless array_ref_p and VCE is from VECTOR_TYPE
5662 to ARRAY_TYPE.
5663 (build_array_ref): Pass true as array_ref_p to c_mark_addressable.
5665 2017-03-23 Marek Polacek <polacek@redhat.com>
5667 * c-tree.h: Remove a C_RID_YYCODE reference.
5669 2017-03-21 Jakub Jelinek <jakub@redhat.com>
5671 PR c/80097
5672 * c-typeck.c (build_binary_op): Add EXCESS_PRECISION_EXPR only around
5673 optional COMPOUND_EXPR with ubsan instrumentation.
5675 2017-03-17 Marek Polacek <polacek@redhat.com>
5677 * c-parser.c: Add C11 references.
5679 2017-03-15 Marek Polacek <polacek@redhat.com>
5681 * c-parser.c (c_parser_enum_specifier): Remove redundant line.
5683 2017-03-11 Marek Polacek <polacek@redhat.com>
5685 * c-decl.c (implicit_decl_warning): Add a comment. Fix formatting.
5687 2017-03-10 David Malcolm <dmalcolm@redhat.com>
5689 PR translation/79848
5690 * c-decl.c (declspecs_add_type): Simplify uses of "%<%s%>" to
5691 "%qs".
5692 * c-parser.c (c_parser_oacc_shape_clause): Likewise.
5694 2017-03-09 Marek Polacek <polacek@redhat.com>
5696 PR sanitizer/79757
5697 * c-parser.c (c_parser_declaration_or_fndef): Don't sanitize old-style
5698 parameter declarations with initializers.
5700 2017-03-09 Jakub Jelinek <jakub@redhat.com>
5702 PR c/79969
5703 * c-decl.c (start_enum): Adjust DECL_SOURCE_LOCATION of
5704 TYPE_STUB_DECL.
5706 2017-03-07 Jakub Jelinek <jakub@redhat.com>
5708 PR c/79834
5709 * c-parser.c (c_parser_pragma): Use error_at instead of c_parser_error
5710 for "may only be used in compound statements" diagnostics, change it
5711 such that the same translatable string is used for all pragmas. For
5712 PRAGMA_OACC_WAIT use "acc wait" rather than "acc enter data" in the
5713 diagnostics.
5714 (c_parser_omp_cancellation_point, c_parser_omp_target_update,
5715 c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Change
5716 "may only be used in compound statements" diagnostics, such that the
5717 same translatable string is used for all pragmas.
5719 2017-03-04 Marek Polacek <polacek@redhat.com>
5721 PR c/79847
5722 * c-decl.c (implicit_decl_warning): Add missing space.
5724 2017-03-03 Marek Polacek <polacek@redhat.com>
5726 PR c/79758
5727 * c-decl.c (store_parm_decls_oldstyle): Check if the element of
5728 current_function_prototype_arg_types is error_mark_node. Fix
5729 formatting. Use TREE_VALUE instead of TREE_TYPE.
5731 2017-03-03 Jakub Jelinek <jakub@redhat.com>
5733 PR c/79837
5734 * c-parser.c (c_parser_omp_clause_reduction): Don't mention
5735 %<min%> or %<max%> in the diagnostics, instead mention identifier.
5736 (c_parser_omp_declare_reduction): Don't mention %<min%> in the
5737 diagnostics.
5739 PR c/79836
5740 * c-parser.c (c_parser_generic_selection): Use %<_Generic%>
5741 instead of %<_Generic>.
5742 (c_parser_omp_ordered): Use %<depend%> instead of %<depend>.
5743 (c_parser_omp_target_exit_data): Use %<release%> instead of
5744 %<release>.
5746 2017-02-28 Jakub Jelinek <jakub@redhat.com>
5748 * c-parser.c (c_parser_asm_statement): Use cond ? G_("...") : G_("...")
5749 instead of just cond ? "..." : "...".
5750 (c_parser_oacc_enter_exit_data): Use %s and ternary operator only
5751 for "enter"/"exit" keyword.
5752 (c_finish_oacc_routine): Don't use %s to supply portions of the
5753 message.
5755 2017-02-24 Jakub Jelinek <jakub@redhat.com>
5757 PR c++/79588
5758 * c-parser.c (c_parser_postfix_expression_after_primary): Don't
5759 handle -Wrestrict here.
5760 * c-typeck.c (build_function_call_vec): Adjust
5761 check_function_arguments caller.
5763 2017-02-23 Richard Biener <rguenther@suse.de>
5765 PR c/79684
5766 * gimple-parser.c (c_parser_gimple_statement): Use set_error
5767 to initialize c_exprs to return.
5768 (c_parser_gimple_binary_expression): Likewise.
5769 (c_parser_gimple_unary_expression): Likewise.
5770 (c_parser_gimple_postfix_expression): Likewise.
5772 2017-02-22 Marek Polacek <polacek@redhat.com>
5774 PR c/79662
5775 * c-typeck.c (convert_arguments): Handle error_mark_node.
5777 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5779 * gimple-parser.c (c_parser_gimple_postfix_expression): Check return
5780 value of c_parser_parse_ssa_name against error_mark_node and emit
5781 error if ssa name is anonymous and written as default definition.
5783 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5785 * gimple-parser.c (c_parser_gimple_postfix_expression): Handle
5786 FMA_EXPR.
5788 2017-02-16 Jakub Jelinek <jakub@redhat.com>
5790 PR c++/79512
5791 * c-parser.c (c_parser_omp_target): For -fopenmp-simd
5792 ignore #pragma omp target even when not followed by identifier.
5794 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5796 * gimpler-parser.c (c_parser_gimple_statement): Handle ABS_EXPR.
5797 (c_parser_gimple_unary_expression): Likewise.
5799 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5801 * c-parser.c (c_parser_oacc_declare): Add missing space in
5802 diagnostics.
5804 2017-02-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5806 PR c/79478
5807 * gimple-parser.c (c_parser_gimple_postfix_expression): Call
5808 set_c_expr_source_range when parsing ssa-name.
5810 2017-02-10 Prasad Ghangal <prasad.ghangal@gmail.com>
5811 Richard Biener <rguenther@suse.de>
5813 * gimple-parser.c (c_parser_gimple_binary_expression): Avoid
5814 building IL when arguments are error_mark_node.
5815 (c_parser_gimple_unary_expression): Likewise.
5816 (c_parser_gimple_if_stmt): Likewise.
5817 (c_parser_gimple_switch_stmt): Likewise.
5818 (c_parser_gimple_return_stmt): Likewise.
5819 (c_parser_parse_ssa_name): When name lookup fails do not build
5820 an SSA name. Use undeclared rather than not declared in error
5821 reporting.
5823 2017-02-09 Marek Polacek <polacek@redhat.com>
5825 PR c/79428
5826 * c-parser.c (c_parser_omp_ordered): Call c_parser_skip_to_pragma_eol
5827 instead of c_parser_skip_until_found.
5829 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5831 PR c/79431
5832 * c-parser.c (c_parser_omp_declare_target): Don't invoke
5833 symtab_node::get on automatic variables.
5835 2016-02-09 Nathan Sidwell <nathan@codesourcery.com>
5836 Chung-Lin Tang <cltang@codesourcery.com>
5838 * c-parser.c (c_parser_omp_clause_collapse): Disallow tile.
5839 (c_parser_oacc_clause_tile): Disallow collapse. Fix parsing and
5840 semantic checking.
5841 * c-parser.c (c_parser_omp_for_loop): Accept tiling constructs.
5843 2017-02-07 Richard Biener <rguenther@suse.de>
5845 * gimple-parser.c (c_parser_gimple_expr_list): Simplify.
5846 (c_parser_gimple_postfix_expression_after_primary):
5847 Do not use c_build_function_call_vec to avoid folding and promotion.
5848 Simplify.
5850 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
5852 PR lto/79061
5853 * c-decl.c (pop_scope): Pass main_input_filename to
5854 build_translation_unit_decl.
5856 2017-01-24 David Malcolm <dmalcolm@redhat.com>
5858 * c-parser.c: Include "read-rtl-function.h" and
5859 "run-rtl-passes.h".
5860 (c_parser_declaration_or_fndef): Rename "gimple-pass-list" in
5861 grammar to gimple-or-rtl-pass-list. Add rtl-function-definition
5862 production. Update for renaming of field "gimple_pass" to
5863 "gimple_or_rtl_pass". If __RTL was seen, call
5864 c_parser_parse_rtl_body. Convert a timevar_push/pop pair
5865 to an auto_timevar, to cope with early exit.
5866 (c_parser_declspecs): Update RID_GIMPLE handling for renaming of
5867 field "gimple_pass" to "gimple_or_rtl_pass", and for renaming of
5868 c_parser_gimple_pass_list to c_parser_gimple_or_rtl_pass_list.
5869 Handle RID_RTL.
5870 (c_parser_parse_rtl_body): New function.
5871 * c-tree.h (enum c_declspec_word): Add cdw_rtl.
5872 (struct c_declspecs): Rename field "gimple_pass" to
5873 "gimple_or_rtl_pass". Add field "rtl_p".
5874 * gimple-parser.c (c_parser_gimple_pass_list): Rename to...
5875 (c_parser_gimple_or_rtl_pass_list): ...this, updating accordingly.
5876 * gimple-parser.h (c_parser_gimple_pass_list): Rename to...
5877 (c_parser_gimple_or_rtl_pass_list): ...this.
5879 2017-01-20 Marek Polacek <polacek@redhat.com>
5881 PR c/64279
5882 * c-typeck.c (build_conditional_expr): Warn about duplicated branches.
5884 2017-01-13 Richard Biener <rguenther@suse.de>
5886 * gimple-parser.c (c_parser_gimple_compound_statement): Handle
5887 nops.
5889 2017-01-13 Richard Biener <rguenther@suse.de>
5891 * gimple-parser.c (c_parser_gimple_postfix_expression): Parse
5892 _Literal ( type-name ) number.
5894 2017-01-12 Richard Biener <rguenther@suse.de>
5896 * gimple-parser.c (c_parser_gimple_postfix_expression): Parse
5897 __MEM.
5899 2017-01-11 Jakub Jelinek <jakub@redhat.com>
5901 PR c++/72813
5902 * c-decl.c (pop_file_scope): Set flag_syntax_only to 1 after writing
5903 PCH file.
5905 2017-01-11 Richard Biener <rguenther@suse.de>
5907 PR bootstrap/79052
5908 * gimple-parser.c (c_parser_gimple_switch_stmt): Add missing
5909 returns on parse errors.
5911 2017-01-04 Marek Polacek <polacek@redhat.com>
5913 PR c++/64767
5914 * c-parser.c (c_parser_postfix_expression): Mark zero character
5915 constants by setting original_type in c_expr.
5916 * c-typeck.c (parser_build_binary_op): Warn when a pointer is compared
5917 with a zero character constant.
5918 (char_type_p): New function.
5920 2017-01-04 David Malcolm <dmalcolm@redhat.com>
5922 * c-parser.c (c_parser_declaration_or_fndef): Create a
5923 rich_location at init_loc and parse it to start_init.
5924 (last_init_list_comma): New global.
5925 (c_parser_braced_init): Update last_init_list_comma when parsing
5926 commas. Pass it to pop_init_level. Pass location of closing
5927 brace to pop_init_level.
5928 (c_parser_postfix_expression_after_paren_type): Create a
5929 rich_location at type_loc and parse it to start_init.
5930 (c_parser_omp_declare_reduction): Likewise for loc.
5931 * c-tree.h (start_init): Add rich_location * param.
5932 (pop_init_level): Add location_t param.
5933 * c-typeck.c (struct initializer_stack): Add field
5934 "missing_brace_richloc".
5935 (start_init): Add richloc param, use it to initialize
5936 the stack node's missing_brace_richloc.
5937 (last_init_list_comma): New decl.
5938 (finish_implicit_inits): Pass last_init_list_comma to
5939 pop_init_level.
5940 (push_init_level): When finding missing open braces, add fix-it
5941 hints to the richloc.
5942 (pop_init_level): Add "insert_before" param and pass it
5943 when calling pop_init_level. Add fixits about missing
5944 close braces to any richloc. Use the richloc for the
5945 -Wmissing-braces warning.
5946 (set_designator): Pass last_init_list_comma to pop_init_level.
5947 (process_init_element): Likewise.
5949 2017-01-01 Jakub Jelinek <jakub@redhat.com>
5951 Update copyright years.
5953 2016-12-21 Jakub Jelinek <jakub@redhat.com>
5955 PR bootstrap/78817
5956 * c-typeck.c (build_function_call_vec): If check_function_arguments
5957 returns true, set TREE_NO_WARNING on CALL_EXPR.
5959 PR c/77767
5960 * c-decl.c (grokdeclarator): If *expr is non-NULL, append expression
5961 to *expr instead of overwriting it.
5963 2016-12-20 Richard Biener <rguenther@suse.de>
5965 * gimple-parser.c (c_parser_gimple_compound_statement): Improve
5966 error recovery.
5967 (c_parser_gimple_statement): Only build assigns for non-error
5968 stmts.
5969 (c_parser_gimple_postfix_expression_after): Improve error recovery.
5971 2016-12-14 Martin Jambor <mjambor@suse.cz>
5973 * c-parser.c: Include omp-general.h and omp-offload.h instead of
5974 omp-low.h.
5975 (c_finish_oacc_routine): Adjusted call to
5976 get_oacc_fn_attrib, build_oacc_routine_dims and replace_oacc_fn_attrib
5977 to use their new names.
5978 (c_parser_oacc_enter_exit_data): Adjusted call to find_omp_clause to
5979 use its new name.
5980 (c_parser_oacc_update): Likewise.
5981 (c_parser_omp_simd): Likewise.
5982 (c_parser_omp_target_update): Likewise.
5983 * c-typeck.c: Include omp-general.h instead of omp-low.h.
5984 (c_finish_omp_cancel): Adjusted call to find_omp_clause to use its new
5985 name.
5986 (c_finish_omp_cancellation_point): Likewise.
5987 * gimple-parser.c: Do not include omp-low.h
5989 2016-12-02 Cesar Philippidis <cesar@codesourcery.com>
5990 James Norris <jnorris@codesourcery.com>
5992 * c-parser.c (c_parser_pragma): Error when PRAGMA_OACC_{ENTER_DATA,
5993 EXIT_DATA,WAIT} are not used in compound statements.
5994 (c_parser_oacc_enter_exit_data): Update diagnostics.
5996 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5998 PR c++/71973
5999 * c-decl.c (diagnose_mismatched_decls): Use
6000 OPT_Wbuiltin_declaration_mismatch here too.
6002 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
6003 Alan Hayward <alan.hayward@arm.com>
6004 David Sherwood <david.sherwood@arm.com>
6006 * c-decl.c (merge_decls): Use SET_DECL_MODE.
6007 (make_label, finish_struct): Likewise.
6009 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
6010 Richard Biener <rguenther@suse.de>
6012 * Make-lang.in (C_AND_OBJC_OBJS): Add gimple-parser.o.
6013 * config-lang.in (gtfiles): Add c/c-parser.h.
6014 * c-tree.h (enum c_declspec_word): Add cdw_gimple.
6015 (struct c_declspecs): Add gimple_pass member and gimple_p flag.
6016 * c-parser.c (enum c_id_kind, struct c_token,
6017 c_parser_next_token_is, c_parser_next_token_is_not,
6018 c_parser_next_token_is_keyword,
6019 enum c_lookahead_kind, enum c_dtr_syn, enum c_parser_prec):
6020 Split out to ...
6021 * c-parser.h: ... new header.
6022 * c-parser.c: Include c-parser.h and gimple-parser.h.
6023 (c_parser_peek_token, c_parser_peek_2nd_token,
6024 c_token_starts_typename, c_parser_next_token_starts_declspecs,
6025 c_parser_next_tokens_start_declaration, c_parser_consume_token,
6026 c_parser_error, c_parser_require, c_parser_skip_until_found,
6027 c_parser_declspecs, c_parser_declarator, c_parser_peek_nth_token,
6028 c_parser_type_name): Export.
6029 (c_parser_tokens_buf): New function.
6030 (c_parser_error): Likewise.
6031 (c_parser_set_error): Likewise.
6032 (c_parser_declspecs): Handle RID_GIMPLE.
6033 (c_parser_declaration_or_fndef): Parse __GIMPLE marked body
6034 via c_parser_parse_gimple_body.
6035 * c-parser.h (c_parser_peek_token, c_parser_peek_2nd_token,
6036 c_token_starts_typename, c_parser_next_token_starts_declspecs,
6037 c_parser_next_tokens_start_declaration, c_parser_consume_token,
6038 c_parser_error, c_parser_require, c_parser_skip_until_found,
6039 c_parser_declspecs, c_parser_declarator, c_parser_peek_nth_token,
6040 c_parser_type_name): Declare.
6041 (struct c_parser): Declare forward.
6042 (c_parser_tokens_buf): Declare.
6043 (c_parser_error): Likewise.
6044 (c_parser_set_error): Likewise.
6045 * gimple-parser.c: New file.
6046 * gimple-parser.h: Likewise.
6048 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6050 PR c/35503
6051 * c-parser.c (c_parser_postfix_expression_after_primary): Call
6052 warn_for_restrict.
6054 2016-09-11 Le-Chun Wu <lcwu@google.com>
6055 Mark Wielaard <mjw@redhat.com>
6057 * c-decl.c (warn_if_shadowing): Use the warning code corresponding
6058 to the given -Wshadow= variant.
6060 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
6062 * c-typeck.c: Include memmodel.h.
6064 2016-10-13 Jakub Jelinek <jakub@redhat.com>
6066 PR target/77957
6067 * c-objc-common.h (LANG_HOOKS_GETDECLS): Use hook_tree_void_null
6068 instead of lhd_return_null_tree_v.
6070 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
6072 PR c++/69733
6073 * c-decl.c (smallest_type_quals_location): New static function.
6074 (grokdeclarator): Try to find the correct location for an ignored
6075 qualifier.
6077 2016-09-26 Marek Polacek <polacek@redhat.com>
6079 PR c/7652
6080 * c-decl.c (pop_scope): Add gcc_fallthrough.
6082 2016-09-26 Marek Polacek <polacek@redhat.com>
6084 PR c/7652
6085 * c-parser.c (struct c_token): Add flags field.
6086 (c_lex_one_token): Pass it to c_lex_with_flags.
6087 (c_parser_declaration_or_fndef): Turn __attribute__((fallthrough));
6088 into IFN_FALLTHROUGH.
6089 (c_parser_label): Set FALLTHROUGH_LABEL_P on labels. Handle
6090 attribute fallthrough after a case label or default label.
6091 (c_parser_statement_after_labels): Handle RID_ATTRIBUTE.
6093 2016-09-24 Marek Polacek <polacek@redhat.com>
6095 PR c/77490
6096 * c-typeck.c (build_unary_op): Warn about bit not on expressions that
6097 have boolean value. Warn about ++/-- on booleans.
6099 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6101 * c-parser.c (incomplete_record_decls): Remove unnecessary
6102 = vNULL initialization of file scope vec.
6104 2016-09-16 Marek Polacek <polacek@redhat.com>
6106 * c-typeck.c (lvalue_p): Use true and false instead of 1 and 0.
6108 2016-09-14 Marek Polacek <polacek@redhat.com>
6110 * c-array-notation.c (create_cmp_incr): Use false instead of 0.
6111 (fix_array_notation_expr): Likewise.
6112 * c-decl.c (finish_decl): Likewise.
6113 * c-parser.c (c_parser_postfix_expression_after_primary): Likewise.
6114 * c-typeck.c (array_to_pointer_conversion): Use true instead of 1.
6115 (function_to_pointer_conversion): Use false instead of 0.
6116 (convert_lvalue_to_rvalue): Likewise.
6117 (parser_build_unary_op): Likewise.
6118 (build_atomic_assign): Likewise.
6119 (build_unary_op): Change nonconvert parameter type to bool, use
6120 true/false instead of 1/0.
6121 (build_binary_op): Use true instead of 1.
6123 2016-09-13 David Malcolm <dmalcolm@redhat.com>
6125 * c-parser.c (c_parser_declaration_or_fndef): Update for renaming
6126 of add_fixit_insert to add_fixit_insert_before.
6128 2016-09-13 Marek Polacek <polacek@redhat.com>
6130 * c-typeck.c (build_unary_op): Rename FLAG parameter to NOCONVERT. Use
6131 it.
6133 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6135 PR c++/77496
6136 * c-parser.c (c_parser_conditional_expression): Pass the rightmost
6137 COMPOUND_EXPR to warn_for_omitted_condop.
6139 2016-09-07 David Malcolm <dmalcolm@redhat.com>
6141 * c-lang.c (LANG_HOOKS_GET_SUBSTRING_LOCATION): Use
6142 c_get_substring_location for this new langhook.
6144 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6146 PR c/65467
6147 * c-parser.c (c_parser_declspecs): Don't sorry about _Atomic if
6148 flag_openmp.
6149 (c_parser_omp_variable_list): Use convert_lvalue_to_rvalue
6150 instead of mark_exp_read on low_bound/length expression.
6151 (c_parser_omp_clause_num_gangs, c_parser_omp_clause_num_threads,
6152 c_parser_omp_clause_num_tasks, c_parser_omp_clause_grainsize,
6153 c_parser_omp_clause_priority, c_parser_omp_clause_hint,
6154 c_parser_omp_clause_num_workers, c_parser_oacc_shape_clause,
6155 c_parser_oacc_clause_tile, c_parser_omp_clause_schedule,
6156 c_parser_omp_clause_vector_length, c_parser_omp_clause_num_teams,
6157 c_parser_omp_clause_thread_limit, c_parser_omp_clause_aligned,
6158 c_parser_omp_clause_linear, c_parser_omp_clause_safelen,
6159 c_parser_omp_clause_simdlen, c_parser_omp_clause_device,
6160 c_parser_omp_clause_dist_schedule): Use convert_lvalue_to_rvalue
6161 instead of mark_expr_read.
6162 (c_parser_omp_declare_reduction): Reject _Atomic qualified types.
6163 * c-objc-common.h (LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
6164 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP): Redefine.
6165 * c-tree.h (c_omp_clause_copy_ctor): New prototype.
6166 * c-typeck.c (handle_omp_array_sections_1): Diagnose _Atomic qualified
6167 array section bases outside of depend clause, for depend clause
6168 use convert_lvalue_to_rvalue on the base.
6169 (c_finish_omp_clauses): Reject _Atomic qualified vars in reduction,
6170 linear, aligned, map, to and from clauses.
6171 (c_omp_clause_copy_ctor): New function.
6173 2016-09-01 Marek Polacek <polacek@redhat.com>
6175 PR c/7652
6176 * c-typeck.c (composite_type): Add FALLTHRU comment.
6178 2016-08-31 David Malcolm <dmalcolm@redhat.com>
6180 * c-parser.c (c_parser_declaration_or_fndef): Add trailing space
6181 to the insertion fixits for "struct", "union", and "enum".
6183 2016-08-30 David Malcolm <dmalcolm@redhat.com>
6185 * c-decl.c (implicit_decl_warning): Use add_fixit_replace
6186 rather than add_fixit_misspelled_id.
6187 (undeclared_variable): Likewise.
6188 * c-parser.c (c_parser_declaration_or_fndef): Likewise. Remove
6189 now-redundant "here" params from add_fixit_insert method calls.
6190 (c_parser_parameter_declaration): Likewise.
6191 * c-typeck.c (build_component_ref): Remove now-redundant range
6192 param from add_fixit_replace method calls.
6194 2016-08-25 Marek Polacek <polacek@redhat.com>
6196 * c-typeck.c (parser_build_binary_op): Pass LHS to
6197 warn_logical_not_parentheses.
6199 2016-08-25 Marek Polacek <polacek@redhat.com>
6201 PR c/77323
6202 * c-decl.c (declspecs_add_type): Set typespec_word even when __intN
6203 or _FloatN or _FloatNx is not supported.
6204 (finish_declspecs): Set type to integer_type_node when _FloatN or
6205 _FloatNx is not supported.
6207 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6209 PR c/32187
6210 * c-tree.h (cts_floatn_nx): New enum c_typespec_keyword value.
6211 (struct c_declspecs): Add field floatn_nx_idx.
6212 * c-decl.c (declspecs_add_type, finish_declspecs): Handle _FloatN
6213 and _FloatNx type specifiers.
6214 * c-parser.c (c_keyword_starts_typename, c_token_starts_declspecs)
6215 (c_parser_declspecs, c_parser_attribute_any_word)
6216 (c_parser_objc_selector): Use CASE_RID_FLOATN_NX.
6217 * c-typeck.c (c_common_type): Handle _FloatN and _FloatNx types.
6218 (convert_arguments): Avoid promoting _FloatN and _FloatNx types
6219 narrower than double.
6221 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6222 Martin Liska <mliska@suse.cz>
6224 PR c/67410
6225 * c-typeck.c (set_nonincremental_init_from_string): Use / instead of
6226 % to determine val element to change. Assert that
6227 wchar_bytes * charwidth fits into val array.
6229 2016-08-12 Marek Polacek <polacek@redhat.com>
6231 PR c/7652
6232 * c-parser.c (c_parser_external_declaration): Add FALLTHRU.
6233 (c_parser_postfix_expression): Likewise.
6234 * c-typeck.c (build_unary_op): Adjust fall through comment.
6235 (c_mark_addressable): Likewise.
6237 2016-08-11 Jakub Jelinek <jakub@redhat.com>
6239 PR c/72816
6240 * c-decl.c (grokdeclarator): When adding TYPE_DOMAIN for flexible
6241 array member through typedef, for orig_qual_indirect == 0 clear
6242 orig_qual_type.
6244 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6246 PR c/64955
6247 * c-lang.c (LANG_HOOKS_RUN_LANG_SELFTESTS): If CHECKING_P, wire
6248 this up to selftest::run_c_tests.
6249 (selftest::run_c_tests): New function.
6251 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
6253 * c-parser.c (struct oacc_routine_data): Add error_seen and
6254 fndecl_seen members.
6255 (c_finish_oacc_routine): Use these.
6256 (c_parser_declaration_or_fndef): Adjust.
6257 (c_parser_oacc_routine): Likewise. Support more C language
6258 constructs, and improve diagnostics. Move pragma context
6259 checking...
6260 (c_parser_pragma): ... here.
6262 * c-parser.c (struct oacc_routine_data): New.
6263 (c_parser_declaration_or_fndef, c_parser_oacc_routine): Use it.
6264 Simplify code.
6265 (c_finish_oacc_routine): Likewise. Don't attach clauses to "omp
6266 declare target" attribute.
6268 2016-08-01 Jan Beulich <jbeulich@suse.com>
6270 * c-fold.c (c_fully_fold_internal): Also emit shift count
6271 warnings for vector types.
6272 * c-typeck.c (build_binary_op): Likewise.
6274 2016-07-29 Marek Polacek <polacek@redhat.com>
6276 PR c/71742
6277 * c-decl.c (finish_struct): Rephrase an error message.
6279 PR c/71853
6280 * c-parser.c (c_parser_switch_statement): Initialize ce.original_type
6281 to error node for invalid code.
6283 PR c/71573
6284 * c-decl.c (implicitly_declare): Return decl early not only for
6285 error_mark_nodes, but for anything that is not a FUNCTION_DECL.
6287 2016-07-29 Jakub Jelinek <jakub@redhat.com>
6289 PR c/71969
6290 * c-decl.c (finish_function): Only set DECL_DISREGARD_INLINE_LIMITS
6291 on GNU extern inline functions.
6293 2016-07-29 Marek Polacek <polacek@redhat.com>
6295 PR c/71583
6296 * c-parser.c (c_parser_postfix_expression_after_paren_type): Also
6297 check expr.value.
6299 2016-07-22 Uros Bizjak <ubizjak@gmail.com>
6301 * c-typeck.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
6303 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6305 * c-decl.c (struct edit_distance_traits<cpp_hashnode *>): Move to
6306 spellcheck-tree.h
6307 (best_macro_match): Likewise, converting from a typedef to a
6308 subclass.
6309 (find_closest_macro_cpp_cb): Move to spellcheck-tree.c.
6310 (lookup_name_fuzzy): Update for change of best_macro_match to a
6311 subclass with a ctor that calls cpp_forall_identifiers.
6313 2016-07-20 David Malcolm <dmalcolm@redhat.com>
6315 * c-decl.c (implicit_decl_warning): Update for conversion of
6316 return type of lookup_name_fuzzy to const char *.
6317 (undeclared_variable): Likewise.
6318 (lookup_name_fuzzy): Convert return type from tree to
6319 const char *.
6320 * c-parser.c (c_parser_declaration_or_fndef): Update for
6321 conversion of return type of lookup_name_fuzzy to const char *.
6322 (c_parser_parameter_declaration): Likewise.
6324 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
6326 * c-parser.c (c_parser_oacc_declare): Don't scan for
6327 GOMP_MAP_POINTER.
6328 * c-typeck.c (handle_omp_array_sections): Mark data clauses with
6329 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
6330 zero-length subarrays.
6332 2016-07-15 Jakub Jelinek <jakub@redhat.com>
6334 PR c/71858
6335 * c-decl.c (implicit_decl_warning): Use FUZZY_LOOKUP_FUNCTION_NAME
6336 instead of FUZZY_LOOKUP_NAME.
6337 (lookup_name_fuzzy): For FUZZY_LOOKUP_FUNCTION_NAME consider
6338 FUNCTION_DECLs, {VAR,PARM}_DECLs function pointers and macros.
6340 2016-07-14 Jakub Jelinek <jakub@redhat.com>
6342 PR c/71858
6343 * c-decl.c (lookup_name_fuzzy): Ignore binding->invisible.
6345 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6347 * c-parser.c (c_parser_generic_selection): Make type of variable
6348 auto_vec.
6349 (c_parser_omp_declare_simd): Likewise.
6351 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6353 * c-decl.c (struct c_struct_parse_info): Change member types
6354 from vec to auto_vec.
6355 (start_struct): Adjust.
6356 (finish_struct): Likewise.
6358 2016-07-02 Jakub Jelinek <jakub@redhat.com>
6360 PR c/71719
6361 * c-typeck.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
6363 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
6365 * c-parser.c (c_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
6366 Move pragma context checking into...
6367 (c_parser_omp_cancellation_point): ... here, and improve
6368 diagnostic messages.
6369 * c-typeck.c (c_finish_omp_cancel)
6370 (c_finish_omp_cancellation_point): Improve diagnostic messages.
6372 2016-06-29 Jakub Jelinek <jakub@redhat.com>
6374 PR c/71685
6375 * c-typeck.c (c_build_qualified_type): Don't clear
6376 C_TYPE_INCOMPLETE_VARS for the main variant.
6378 2016-06-28 Martin Sebor <msebor@redhat.com>
6380 PR c/71552
6381 * c-typeck.c (output_init_element): Diagnose incompatible types
6382 before non-constant initializers.
6384 2016-06-28 Jakub Jelinek <jakub@redhat.com>
6386 * Make-lang.in: Don't cat ../stage_current if it does not exist.
6388 2016-06-23 Andi Kleen <ak@linux.intel.com>
6390 * Make-lang.in: Add support for autofdo.
6392 2016-06-22 David Malcolm <dmalcolm@redhat.com>
6394 PR c/70339
6395 * c-decl.c: Include spellcheck-tree.h and gcc-rich-location.h.
6396 (implicit_decl_warning): When issuing warnings for implicit
6397 declarations, attempt to provide a suggestion via
6398 lookup_name_fuzzy.
6399 (undeclared_variable): Likewise when issuing errors.
6400 (lookup_name_in_scope): Likewise.
6401 (struct edit_distance_traits<cpp_hashnode *>): New struct.
6402 (best_macro_match): New typedef.
6403 (find_closest_macro_cpp_cb): New function.
6404 (lookup_name_fuzzy): New function.
6405 * c-parser.c: Include gcc-rich-location.h.
6406 (c_token_starts_typename): Split out case CPP_KEYWORD into...
6407 (c_keyword_starts_typename): ...this new function.
6408 (c_parser_declaration_or_fndef): When issuing errors about
6409 missing "struct" etc, add a fixit. For other kinds of errors,
6410 attempt to provide a suggestion via lookup_name_fuzzy.
6411 (c_parser_parms_declarator): When looking ahead to detect typos in
6412 type names, also reject CPP_KEYWORD.
6413 (c_parser_parameter_declaration): When issuing errors about
6414 unknown type names, attempt to provide a suggestion via
6415 lookup_name_fuzzy.
6416 * c-tree.h (c_keyword_starts_typename): New prototype.
6418 2016-06-20 Joseph Myers <joseph@codesourcery.com>
6420 PR c/71601
6421 * c-typeck.c (build_conditional_expr): Return error_mark_node if
6422 c_common_type returns error_mark_node.
6424 2016-06-19 Martin Sebor <msebor@redhat.com>
6426 PR c/69507
6427 * c-parser.c (c_parser_alignof_expression): Avoid diagnosing
6428 __alignof__ (expression).
6430 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6432 * c-typeck.c: Include spellcheck-tree.h rather than spellcheck.h.
6434 2016-06-14 David Malcolm <dmalcolm@redhat.com>
6436 * c-typeck.c (build_component_ref): Simplify fixit code by
6437 using gcc_rich_location::add_fixit_misspelled_id.
6438 (set_init_label): Likewise.
6440 2016-06-13 David Malcolm <dmalcolm@redhat.com>
6442 * c-parser.c (c_parser_initelt): Provide location of name for new
6443 location_t param of set_init_label.
6444 * c-tree.h (set_init_label): Add location_t param.
6445 * c-typeck.c (set_init_index): Add "fieldname_loc" location_t
6446 param and use it when issuing error messages about unrecognized
6447 field names. Attempt to provide a fixit hint if appropriate,
6448 otherwise update the error message to provide the type name.
6450 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
6452 PR c/71381
6453 * c-parser.c (c_parser_omp_variable_list) <OMP_CLAUSE__CACHE_>:
6454 Loosen checking.
6456 2016-06-08 Martin Sebor <msebor@redhat.com>
6457 Jakub Jelinek <jakub@redhat.com>
6459 PR c++/70507
6460 PR c/68120
6461 * c-typeck.c (convert_arguments): Don't promote last argument
6462 of BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
6464 2016-06-08 Marek Polacek <polacek@redhat.com>
6466 PR c/71418
6467 * c-decl.c (grokdeclarator): Check TYPE_P.
6469 PR c/71426
6470 * c-decl.c (get_parm_info): Don't crash on an assert on invalid
6471 code.
6473 2016-06-07 David Malcolm <dmalcolm@redhat.com>
6475 * c-parser.c (c_parser_postfix_expression): In __builtin_offsetof
6476 and structure element reference, capture the location of the
6477 element name token and pass it to build_component_ref.
6478 (c_parser_postfix_expression_after_primary): Likewise for
6479 structure element dereference.
6480 (c_parser_omp_variable_list): Likewise for
6481 OMP_CLAUSE_{_CACHE, MAP, FROM, TO},
6482 * c-tree.h (build_component_ref): Add location_t param.
6483 * c-typeck.c (build_component_ref): Add location_t param
6484 COMPONENT_LOC. Use it, if available, when issuing hints about
6485 mispelled member names to provide a fixit replacement hint.
6487 2016-06-06 Marek Polacek <polacek@redhat.com>
6489 PR c/71362
6490 * c-parser.c (c_parser_direct_declarator): Set location.
6492 2016-06-06 Marek Polacek <polacek@redhat.com>
6494 * c-typeck.c (comptypes_internal): Handle comparisons of
6495 INTEGER_TYPE, FIXED_POINT_TYPE, and REAL_TYPE nodes. Don't check
6496 TYPE_REF_CAN_ALIAS_ALL.
6498 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
6500 * c-typeck.c (c_finish_omp_clauses): Mark OpenACC reduction
6501 arguments as addressable when async clause exists.
6503 2016-05-30 Jakub Jelinek <jakub@redhat.com>
6505 PR c++/71349
6506 * c-parser.c (c_parser_omp_for): Don't disallow nowait clause
6507 when combined with target construct.
6509 2016-05-26 Jakub Jelinek <jakub@redhat.com>
6511 * c-parser.c (c_parser_omp_clause_schedule): Warn if
6512 OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
6514 2016-05-25 Marek Polacek <polacek@redhat.com>
6516 PR c/71265
6517 * c-decl.c (c_make_fname_decl): Don't check seen_error.
6519 PR c/71266
6520 * c-decl.c (store_parm_decls_oldstyle): Skip non-PARM_DECLs.
6522 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
6524 * c-parser.c (c_parser_oacc_declare): Add support for
6525 GOMP_MAP_FIRSTPRIVATE_POINTER.
6526 * c-typeck.c (handle_omp_array_sections_1): Replace bool is_omp
6527 argument with enum c_omp_region_type ort.
6528 (handle_omp_array_sections): Likewise. Update call to
6529 handle_omp_array_sections_1.
6530 (c_finish_omp_clauses): Add specific errors and warning messages for
6531 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
6532 call to handle_omp_array_sections.
6534 2016-05-24 Thomas Schwinge <thomas@codesourcery.com>
6536 * c-parser.c (c_parser_oacc_routine): Tighten syntax checks.
6538 2016-05-24 Richard Biener <rguenther@suse.de>
6540 PR middle-end/70434
6541 PR c/69504
6542 * c-typeck.c (build_array_ref): Do not complain about indexing
6543 non-lvalue vectors. Adjust for function name change.
6545 2016-05-20 Martin Sebor <msebor@redhat.com>
6547 PR c/71115
6548 * c-typeck.c (error_init): Use
6549 expansion_point_location_if_in_system_header.
6550 (warning_init): Same.
6552 2016-05-19 David Malcolm <dmalcolm@redhat.com>
6554 PR c/71171
6555 * c-parser.c (c_parser_generic_selection): Use c_expr::set_error
6556 in error-handling.
6557 (c_parser_postfix_expression): Likewise.
6558 * c-tree.h (c_expr::set_error): New method.
6559 * c-typeck.c (parser_build_binary_op): In error-handling, ensure
6560 that result's range is initialized.
6562 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6564 * c-typeck.c (parser_build_unary_op): Fix formatting.
6566 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6568 * c-decl.c (grokdeclarator): Remove errmsg and use of
6569 targetm.invalid_return_type.
6570 (grokparms): Remove errmsg and use of
6571 targetm.invalid_parameter_type.
6573 2016-05-13 Joseph Myers <joseph@codesourcery.com>
6575 * c-decl.c (grokdeclarator): For C11, discard qualifiers on
6576 function return type.
6578 2016-05-12 Marek Polacek <polacek@redhat.com>
6580 PR c/70756
6581 * c-decl.c (build_compound_literal): Pass LOC down to
6582 c_incomplete_type_error.
6583 * c-tree.h (require_complete_type): Adjust declaration.
6584 (c_incomplete_type_error): Likewise.
6585 * c-typeck.c (require_complete_type): Add location parameter, pass it
6586 down to c_incomplete_type_error.
6587 (c_incomplete_type_error): Add location parameter, pass it down to
6588 error_at.
6589 (build_component_ref): Pass location down to c_incomplete_type_error.
6590 (default_conversion): Pass location down to require_complete_type.
6591 (build_array_ref): Likewise.
6592 (build_function_call_vec): Likewise.
6593 (convert_arguments): Likewise.
6594 (build_unary_op): Likewise.
6595 (build_c_cast): Likewise.
6596 (build_modify_expr): Likewise.
6597 (convert_for_assignment): Likewise.
6598 (c_finish_omp_clauses): Likewise.
6600 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6602 PR c/43651
6603 * c-decl.c (declspecs_add_qual): Warn when -Wduplicate-decl-specifier
6604 is enabled.
6605 * c-errors.c (pedwarn_c90): Return true if warned.
6606 * c-tree.h (pedwarn_c90): Change return type to bool.
6607 (enum c_declspec_word): Add new enumerator cdw_atomic.
6609 2016-05-11 Marek Polacek <polacek@redhat.com>
6611 PR c++/71024
6612 * c-decl.c (diagnose_mismatched_decls): Factor out code to
6613 diagnose_mismatched_attributes and call it.
6615 2016-05-10 Marek Polacek <polacek@redhat.com>
6617 PR c/70255
6618 * c-decl.c (diagnose_mismatched_decls): Warn for optimize attribute
6619 on a declaration following the definition.
6621 2016-05-05 Jakub Jelinek <jakub@redhat.com>
6623 * c-parser.c (c_parser_switch_statement): Add IF_P argument,
6624 parse it through to c_parser_c99_block_statement.
6625 (c_parser_statement_after_labels): Adjust c_parser_switch_statement
6626 caller.
6628 2016-05-04 Marek Polacek <polacek@redhat.com>
6630 * c-parser.c (c_parser_if_statement): Replace OPT_Wparentheses with
6631 OPT_Wdangling_else.
6633 2016-05-04 Marek Polacek <polacek@redhat.com>
6635 PR c/48778
6636 * c-typeck.c (build_binary_op): Don't issue -Waddress warnings
6637 for macro expansions.
6639 2016-05-03 Marek Polacek <polacek@redhat.com>
6641 PR c/70859
6642 * c-typeck.c (build_function_call_vec): Pass LOC and ARG_LOC down to
6643 check_builtin_function_arguments.
6645 2016-05-03 Richard Biener <rguenther@suse.de>
6647 * Make-lang.in (cc1-checksum.c): For stage-final re-use
6648 the checksum from the previous stage.
6650 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
6652 * c-parser.c (c_parser_oacc_all_clauses): Update call to
6653 c_finish_omp_clauses.
6654 (c_parser_omp_all_clauses): Likewise.
6655 (c_parser_oacc_cache): Likewise.
6656 (c_parser_oacc_loop): Likewise.
6657 (omp_split_clauses): Likewise.
6658 (c_parser_omp_declare_target): Likewise.
6659 (c_parser_cilk_all_clauses): Likewise.
6660 (c_parser_cilk_for): Likewise.
6661 * c-typeck.c (c_finish_omp_clauses): Replace bool arguments
6662 is_omp, declare_simd, and is_cilk with enum c_omp_region_type ort.
6664 2016-05-02 Marek Polacek <polacek@redhat.com>
6666 PR c/70851
6667 * c-decl.c (grokdeclarator): Diagnose when array's size has an
6668 incomplete type.
6670 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
6672 PR middle-end/70626
6673 * c-parser.c (c_parser_oacc_loop): Don't augment mask with
6674 OACC_LOOP_CLAUSE_MASK.
6675 (c_parser_oacc_kernels_parallel): Update call to
6676 c_oacc_split_loop_clauses.
6678 2016-04-28 Andrew MacLeod <amacleod@redhat.com>
6680 * c-array-notation.c (fix_builtin_array_notation_fn): Fix final
6681 argument to build_modify_expr in two cases.
6683 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
6685 * c-parser.c (c_parser_postfix_expression_after_primary): Call
6686 warn_for_memset instead of warning directly here.
6688 2016-04-26 Marek Polacek <polacek@redhat.com>
6690 PR c/67784
6691 * c-parser.c (c_parser_maybe_reclassify_token): New function factored
6692 out of ...
6693 (c_parser_for_statement): ... here.
6694 (c_parser_if_statement): Use it.
6695 (c_parser_switch_statement): Use it.
6696 (c_parser_while_statement): Use it.
6698 PR c/70791
6699 * c-decl.c (pushdecl): Pass LOCUS down to warning.
6701 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
6703 PR c++/69363
6704 * c-parser.c (c_parser_cilk_all_clauses): Use c_finish_omp_clauses
6705 instead of c_finish_cilk_clauses.
6706 * c-tree.h (c_finish_omp_clauses): Add new default argument.
6707 * c-typeck.c (c_finish_omp_clauses): Add new argument. Allow
6708 floating-point variables in the linear clause for Cilk Plus.
6710 2016-04-18 Michael Matz <matz@suse.de>
6712 * c-decl.c (merge_decls): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6713 (grokdeclarator, parser_xref_tag, finish_enum): Use SET_TYPE_ALIGN.
6715 2016-04-15 Marek Polacek <polacek@redhat.com>
6717 PR c/70671
6718 * c-typeck.c (build_unary_op): Pass location down to error and
6719 warning call.
6721 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6723 PR c/70436
6724 * c-parser.c (c_parser_pragma): Add IF_P argument, pass it down
6725 where needed.
6726 (c_parser_external_declaration, c_parser_struct_or_union_specifier,
6727 c_parser_parameter_declaration, c_parser_compound_statement_nostart,
6728 c_parser_objc_class_instance_variables, c_parser_objc_methodprotolist):
6729 Adjust c_parser_pragma callers.
6730 (c_parser_statement_after_labels): Likewise. Adjust c_parser_cilk_for
6731 caller.
6732 (c_parser_omp_structured_block): Add IF_P argument, pass it down to
6733 c_parser_statement.
6734 (c_parser_oacc_data, c_parser_oacc_host_data, c_parser_oacc_loop,
6735 c_parser_oacc_kernels_parallel, c_parser_omp_critical,
6736 c_parser_omp_simd, c_parser_omp_for, c_parser_omp_master,
6737 c_parser_omp_ordered, c_parser_omp_parallel, c_parser_omp_single,
6738 c_parser_omp_task, c_parser_omp_taskgroup, c_parser_omp_distribute,
6739 c_parser_omp_teams, c_parser_omp_target_data, c_parser_omp_target,
6740 c_parser_omp_taskloop, c_parser_omp_construct, c_parser_cilk_grainsize,
6741 c_parser_cilk_simd, c_parser_cilk_for): Add IF_P argument, pass it
6742 down where needed.
6743 (c_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
6744 (c_parser_omp_sections_scope): Adjust c_parser_omp_structured_block
6745 calls.
6747 2016-04-13 Marek Polacek <polacek@redhat.com>
6749 PR c/70436
6750 * c-parser.c (c_parser_statement_after_labels): Add IF_P argument and
6751 adjust callers.
6752 (c_parser_statement): Likewise.
6753 (c_parser_c99_block_statement): Likewise.
6754 (c_parser_while_statement): Likewise.
6755 (c_parser_for_statement): Likewise.
6756 (c_parser_if_body): Don't set IF_P here.
6757 (c_parser_if_statement): Add IF_P argument. Set IF_P here. Warn
6758 about dangling else here.
6759 * c-tree.h (c_finish_if_stmt): Adjust declaration.
6760 * c-typeck.c (c_finish_if_stmt): Remove NESTED_IF parameter. Don't
6761 warn about dangling else here.
6763 2016-04-04 Marek Polacek <polacek@redhat.com>
6765 PR c/70307
6766 * c-fold.c (c_fully_fold_internal): Handle VEC_COND_EXPR.
6768 2016-03-31 Marek Polacek <polacek@redhat.com>
6770 PR c/70297
6771 * c-decl.c (merge_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
6773 2016-03-18 David Malcolm <dmalcolm@redhat.com>
6775 PR c/70281
6776 * c-parser.c (c_parser_postfix_expression): Set the source range
6777 for uses of "__builtin_types_compatible_p".
6779 2016-03-17 Jakub Jelinek <jakub@redhat.com>
6781 PR c/70280
6782 * c-typeck.c (composite_type): Don't count void_list_node
6783 into len, if the list is terminated by void_list_node, start
6784 with void_list_node instead of NULL for newargs. Stop
6785 at void_list_node.
6787 2016-03-16 Marek Polacek <polacek@redhat.com>
6789 PR c/70093
6790 * c-typeck.c (build_function_call_vec): Create a TARGET_EXPR for
6791 nested functions returning VM types.
6793 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
6795 * c-parser.c (c_parser_oacc_loop): Update cclauses and clauses
6796 when calling c_finish_omp_clauses.
6798 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
6800 PR c/69824
6801 * c-decl.c (get_parm_info): Don't queue implicit function declarations
6802 for later.
6804 2016-03-04 Marek Polacek <polacek@redhat.com>
6806 PR c/69798
6807 * c-parser.c (c_parser_postfix_expression): Call
6808 c_parser_cast_expression rather than c_parser_postfix_expression.
6810 2016-03-01 Jakub Jelinek <jakub@redhat.com>
6812 PR c/69796
6813 PR c/69974
6814 * c-parser.c (c_parser_translation_unit): Don't change TREE_TYPE
6815 of incomplete decls to error_mark_node.
6817 2016-02-24 Marek Polacek <polacek@redhat.com>
6819 PR c/69819
6820 * c-decl.c (finish_decl): Don't update the copy of the type of a
6821 different decl type.
6823 2016-02-23 Jakub Jelinek <jakub@redhat.com>
6825 PR objc/69844
6826 * c-parser.c (c_parser_for_statement): Properly handle ObjC classes
6827 in id_kind reclassification.
6829 2016-02-16 Jakub Jelinek <jakub@redhat.com>
6831 PR c/69835
6832 * c-typeck.c (build_binary_op): Revert 2015-09-09 change.
6834 2016-02-16 James Norris <jnorris@codesourcery.com>
6836 PR c/64748
6837 * c-parser.c (c_parser_oacc_data_clause_deviceptr): Allow parms.
6839 2016-02-12 Bernd Schmidt <bschmidt@redhat.com>
6841 * c-decl.c (build_null_declspecs): Zero the entire struct.
6843 PR c/69522
6844 * c-parser.c (c_parser_braced_init): New arg outer_obstack. All
6845 callers changed. If nested_p is true, use it to call
6846 finish_implicit_inits.
6847 * c-tree.h (finish_implicit_inits): Declare.
6848 * c-typeck.c (finish_implicit_inits): New function. Move code
6849 from ...
6850 (push_init_level): ... here.
6851 (set_designator, process_init_element): Call finish_implicit_inits.
6853 2016-02-11 Jakub Jelinek <jakub@redhat.com>
6855 PR c/69768
6856 * c-typeck.c (parser_build_binary_op): Strip nops from integer_zerop
6857 arguments for -Waddress warning.
6859 2016-02-04 Jakub Jelinek <jakub@redhat.com>
6861 PR c/69669
6862 * c-decl.c (finish_enum): When honoring mode attribute,
6863 make sure to use proper TYPE_MIN_VALUE and TYPE_MAX_VALUE.
6865 2016-01-29 Jakub Jelinek <jakub@redhat.com>
6867 PR debug/69518
6868 * c-decl.c (finish_struct): Clear C_TYPE_INCOMPLETE_VARS in
6869 all type variants, not just TYPE_MAIN_VARIANT.
6871 2016-01-27 Jakub Jelinek <jakub@redhat.com>
6873 PR debug/66869
6874 * c-decl.c (c_write_global_declarations_1): Warn with
6875 warn_unused_function if static prototype without definition
6876 is not C_DECL_USED.
6878 2016-01-27 Marek Polacek <polacek@redhat.com>
6880 PR c/68062
6881 * c-typeck.c (build_binary_op) [EQ_EXPR, GE_EXPR]: Promote operand
6882 to unsigned, if needed. Add -Wsign-compare warning.
6884 2016-01-26 Jakub Jelinek <jakub@redhat.com>
6886 PR tree-optimization/69483
6887 * c-parser.c (c_parser_translation_unit): Use FOR_EACH_VEC_ELT.
6889 2016-01-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6891 PR c/24293
6892 * c-tree.h (incomplete_record_decls): Declare.
6893 * c-parser.c (incomplete_record_decls): Define.
6894 (c_parser_translation_unit): Iterate through incomplete_record_decls and
6895 report error if any decl has zero size.
6896 * c-decl.c (finish_decl): Append static decl with incomplete struct/union
6897 or enum type to incomplete_record_decls.
6899 2016-01-14 Tom de Vries <tom@codesourcery.com>
6901 PR tree-optimization/68773
6902 * c-parser.c (c_parser_oacc_declare, c_parser_omp_declare_target): Don't
6903 set force_output.
6905 2016-01-14 Marek Polacek <polacek@redhat.com>
6907 PR c/69262
6908 * c-decl.c (grokdeclarator): Provide more information for invalid
6909 array declarations.
6911 2016-01-06 David Malcolm <dmalcolm@redhat.com>
6913 * c-parser.c (c_parser_unary_expression): For dereferences, build
6914 a combined location before calling build_indirect_ref, so that
6915 error reports cover the full range, manually updating the c_expr
6916 src_range.
6918 2016-01-06 Marek Polacek <polacek@redhat.com>
6920 PR sanitizer/69099
6921 * c-convert.c (convert) [INTEGER_TYPE]: Drop ARG. Don't pass ARG to
6922 ubsan_instrument_float_cast. Fold EXPR. Use NULL_TREE instead of
6923 NULL.
6925 2016-01-04 Jakub Jelinek <jakub@redhat.com>
6927 Update copyright years.
6929 2016-01-04 Marek Polacek <polacek@redhat.com>
6931 PR c/68908
6932 * c-typeck.c (build_atomic_assign): Improve commentary. Add
6933 optimization to use __atomic_fetch_* built-in if possible.
6935 2015-12-23 Thomas Schwinge <thomas@codesourcery.com>
6937 * c-parser.c (c_parser_oacc_clause_use_device): Merge function
6938 into...
6939 (c_parser_omp_clause_use_device_ptr): ... this function. Adjust
6940 all users.
6942 2015-12-22 Marek Polacek <polacek@redhat.com>
6944 PR c/69002
6945 * c-typeck.c (build_component_ref): Warn when acessing elements of
6946 atomic structures or unions.
6948 2015-12-21 David Malcolm <dmalcolm@redhat.com>
6950 * c-typeck.c: Include "gcc-rich-location.h".
6951 (build_binary_op): In the two places that call binary_op_error,
6952 create a gcc_rich_location and populate it with the location of
6953 the binary op and its two operands.
6955 2015-12-16 David Malcolm <dmalcolm@redhat.com>
6957 * c-parser.c (c_parser_statement_after_labels): When calling
6958 c_finish_return, Use the return expression's location if it has
6959 one, falling back to the location of the first token within it.
6960 * c-typeck.c (c_finish_return): When issuing warnings about
6961 the incorrect presence/absence of a return value, issue a note
6962 showing the declaration of the function.
6964 2015-12-16 David Malcolm <dmalcolm@redhat.com>
6966 * c-parser.c (struct c_parser): Expand array "tokens_buf" from 2
6967 to 4.
6968 (c_parser_peek_nth_token): New function.
6969 (c_parser_peek_conflict_marker): New function.
6970 (c_parser_error): Detect conflict markers and report them as such.
6972 2015-12-16 David Malcolm <dmalcolm@redhat.com>
6974 * c-parser.c (c_parser_postfix_expression): Use EXPR_LOC_OR_LOC
6975 to preserve range information for the primary expression
6976 in the call to c_parser_postfix_expression_after_primary.
6978 2015-12-16 David Malcolm <dmalcolm@redhat.com>
6980 * c-parser.c (c_parser_static_assert_declaration_no_semi): Use the
6981 expression location, falling back on the first token location,
6982 rather than always using the latter.
6984 2015-12-16 Marek Polacek <polacek@redhat.com>
6986 PR c/64637
6987 * c-typeck.c (c_process_expr_stmt): Use location of the expression if
6988 available.
6990 2015-12-15 Marek Polacek <polacek@redhat.com>
6992 PR c/68907
6993 * c-typeck.c (build_atomic_assign): Set TREE_NO_WARNING on an
6994 artificial decl.
6996 2015-12-08 David Malcolm <dmalcolm@redhat.com>
6998 * c-parser.c (c_parser_alignof_expression): Capture location of
6999 closing parenthesis (if any), or of end of unary expression, and
7000 use it to build a src_range for the expression.
7002 2015-12-08 David Malcolm <dmalcolm@redhat.com>
7004 PR c/68757
7005 * c-parser.c (c_parser_get_builtin_args): Add
7006 "out_close_paren_loc" param, and write back to it.
7007 (c_parser_postfix_expression): Capture the closing
7008 parenthesis location for RID_CHOOSE_EXPR,
7009 RID_BUILTIN_CALL_WITH_STATIC_CHAIN, RID_BUILTIN_COMPLEX,
7010 RID_BUILTIN_SHUFFLE and use it to set the source range
7011 for such expressions; within RID_BUILTIN_COMPLEX set
7012 the underlying location.
7014 2015-12-07 Marek Polacek <polacek@redhat.com>
7016 PR c/68668
7017 * c-decl.c (grokdeclarator): If ORIG_QUAL_INDIRECT is indirect, use
7018 TREE_TYPE of ORIG_QUAL_TYPE, otherwise decrement ORIG_QUAL_INDIRECT.
7020 2015-12-04 Eric Botcazou <ebotcazou@adacore.com>
7022 * c-tree.h (c_build_va_arg): Adjust prototype.
7023 * c-parser.c (c_parser_postfix_expression): Adjust call to above.
7024 * c-typeck.c (c_build_va_arg): Rename LOC parameter to LOC2, add LOC1
7025 parameter, adjust throughout and issue an error if EXPR is a component
7026 with reverse storage order.
7028 2015-12-02 Jason Merrill <jason@redhat.com>
7030 * c-fold.c (c_disable_warnings, c_enable_warnings, c_fully_fold)
7031 (c_fully_fold_internal, decl_constant_value_for_optimization):
7032 Move from c-common.c.
7033 * c-tree.h: Declare decl_constant_value_for_optimization.
7034 * Make-lang.in (C_AND_OBJC_OBJS): Add c-fold.o.
7036 2015-12-02 Joseph Myers <joseph@codesourcery.com>
7038 PR c/68162
7039 * c-decl.c (grokdeclarator): Set first_non_attr_kind before
7040 following link from declarator to next declarator. Track original
7041 qualified type and pass it to c_build_qualified_type.
7042 * c-typeck.c (c_build_qualified_type): Add arguments
7043 orig_qual_type and orig_qual_indirect.
7045 2015-12-02 Thomas Schwinge <thomas@codesourcery.com>
7047 * c-parser.c (c_parser_omp_clause_name)
7048 (c_parser_oacc_all_clauses): Alphabetical sorting.
7050 2015-12-02 Jakub Jelinek <jakub@redhat.com>
7052 PR c/68533
7053 * c-decl.c (get_parm_info): Use b->locus instead of input_location
7054 for diagnostics.
7056 2015-12-01 Julian Brown <julian@codesourcery.com>
7057 Cesar Philippidis <cesar@codesourcery.com>
7058 James Norris <James_Norris@mentor.com>
7060 * c-parser.c (c_parser_omp_clause_name): Add use_device support.
7061 (c_parser_oacc_clause_use_device): New function.
7062 (c_parser_oacc_all_clauses): Add use_device support.
7063 (OACC_HOST_DATA_CLAUSE_MASK): New macro.
7064 (c_parser_oacc_host_data): New function.
7065 (c_parser_omp_construct): Add host_data support.
7066 * c-tree.h (c_finish_oacc_host_data): Add prototype.
7067 * c-typeck.c (c_finish_oacc_host_data): New function.
7068 (c_finish_omp_clauses): Add use_device support.
7070 2015-11-29 Jan Hubicka <hubicka@ucw.cz>
7072 PR c/67106
7073 * c-decl.c: Set TYPE_PACKED in variants.
7075 2015-11-27 Martin Liska <mliska@suse.cz>
7077 PR c++/68312
7078 * c-array-notation.c (fix_builtin_array_notation_fn):
7079 Use release_vec_vec instead of vec::release.
7080 (build_array_notation_expr): Likewise.
7081 (fix_conditional_array_notations_1): Likewise.
7082 (fix_array_notation_expr): Likewise.
7083 (fix_array_notation_call_expr): Likewise.
7085 2015-11-27 Jakub Jelinek <jakub@redhat.com>
7087 PR c/63326
7088 * c-parser.c (c_parser_compound_statement_nostart): If
7089 last_label is true, use pragma_stmt instead of pragma_compound
7090 as second c_parser_pragma argument.
7091 (c_parser_omp_ordered, c_parser_omp_target_update,
7092 c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Pass
7093 false as second argument to c_parser_skip_to_pragma_eol after
7094 diagnosing standalone directives used in pragma_stmt context.
7096 2015-11-24 Ilya Verbin <ilya.verbin@intel.com>
7098 * c-parser.c (c_parser_oacc_declare): Replace "ifdef ENABLE_OFFLOADING"
7099 with "if (ENABLE_OFFLOADING)".
7101 2015-11-23 David Malcolm <dmalcolm@redhat.com>
7103 PR objc/68438
7104 * c-parser.c (c_parser_postfix_expression): Set up source ranges
7105 for various Objective-C constructs: Class.name syntax,
7106 @selector(), @protocol(), @encode(), and [] message syntax.
7108 2015-11-20 David Malcolm <dmalcolm@redhat.com>
7110 PR 62314
7111 * c-typeck.c (should_suggest_deref_p): New function.
7112 (build_component_ref): Special-case POINTER_TYPE when
7113 generating a "not a structure of union" error message, and
7114 suggest a "->" rather than a ".", providing a fix-it hint.
7116 2015-11-19 David Malcolm <dmalcolm@redhat.com>
7118 * c-typeck.c (lookup_field_fuzzy): Move determination of closest
7119 candidate into a new function, find_closest_identifier.
7121 2015-11-19 Marek Polacek <polacek@redhat.com>
7123 PR c/68412
7124 * c-typeck.c (parser_build_binary_op): Properly handle
7125 C_MAYBE_CONST_EXPR before calling warn_tautological_cmp.
7127 2015-11-17 David Malcolm <dmalcolm@redhat.com>
7129 * c-parser.c (set_c_expr_source_range): Bulletproof both
7130 overloaded implementations against NULL expr->value.
7131 (c_parser_braced_init): Set src_range for "ret" to a sane pair of
7132 values.
7133 (c_parser_unary_expression): Likewise when handling addresses of
7134 labels.
7135 (c_parser_postfix_expression): Likewise for statement expressions,
7136 for __FUNCTION__, __PRETTY_FUNCTION_ and __func__ keywords, for
7137 __builtin_va_arg, and for __builtin_offset_of.
7138 (c_parser_postfix_expression_after_paren_type): Initialize expr's
7139 src_range using the range of the braced initializer.
7140 (c_parser_transaction_expression): Set src_range for "ret" to a
7141 sane pair of values.
7143 2015-11-16 Kirill Yukhin <kirill.yukhin@intel.com>
7145 * c-parser.c (c_finish_omp_declare_simd): Look for
7146 "simd" attribute as well. Update error message.
7148 2015-11-14 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7150 * c-parser.c (c_parser_omp_declare_target): Adjust.
7152 2015-11-14 Jakub Jelinek <jakub@redhat.com>
7154 * c-typeck.c (c_finish_omp_clauses): Don't mark
7155 GOMP_MAP_FIRSTPRIVATE_POINTER decls addressable.
7157 2015-11-14 Marek Polacek <polacek@redhat.com>
7159 * c-decl.c: Use RECORD_OR_UNION_TYPE_P throughout.
7160 * c-typeck.c: Likewise.
7162 2015-11-13 David Malcolm <dmalcolm@redhat.com>
7164 * c-decl.c (warn_defaults_to): Pass line_table to
7165 rich_location ctor.
7166 * c-errors.c (pedwarn_c99): Likewise.
7167 (pedwarn_c90): Likewise.
7168 * c-parser.c (set_c_expr_source_range): New functions.
7169 (c_token::get_range): New method.
7170 (c_token::get_finish): New method.
7171 (c_parser_expr_no_commas): Call set_c_expr_source_range on the ret
7172 based on the range from the start of the LHS to the end of the
7173 RHS.
7174 (c_parser_conditional_expression): Likewise, based on the range
7175 from the start of the cond.value to the end of exp2.value.
7176 (c_parser_binary_expression): Call set_c_expr_source_range on
7177 the stack values for TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7178 (c_parser_cast_expression): Call set_c_expr_source_range on ret
7179 based on the cast_loc through to the end of the expr.
7180 (c_parser_unary_expression): Likewise, based on the
7181 op_loc through to the end of op.
7182 (c_parser_sizeof_expression) Likewise, based on the start of the
7183 sizeof token through to either the closing paren or the end of
7184 expr.
7185 (c_parser_postfix_expression): Likewise, using the token range,
7186 or from the open paren through to the close paren for
7187 parenthesized expressions.
7188 (c_parser_postfix_expression_after_primary): Likewise, for
7189 various kinds of expression.
7190 * c-tree.h (struct c_expr): Add field "src_range".
7191 (c_expr::get_start): New method.
7192 (c_expr::get_finish): New method.
7193 (set_c_expr_source_range): New decls.
7194 * c-typeck.c (parser_build_unary_op): Call set_c_expr_source_range
7195 on ret for prefix unary ops.
7196 (parser_build_binary_op): Likewise, running from the start of
7197 arg1.value through to the end of arg2.value.
7199 2015-11-13 Marek Polacek <polacek@redhat.com>
7201 PR c/68320
7202 * c-parser.c (c_parser_for_statement): Treat unknown tokens as IDs.
7204 2015-11-13 David Malcolm <dmalcolm@redhat.com>
7206 * c-typeck.c: Include spellcheck.h.
7207 (lookup_field_fuzzy_find_candidates): New function.
7208 (lookup_field_fuzzy): New function.
7209 (build_component_ref): If the field was not found, try using
7210 lookup_field_fuzzy and potentially offer a suggestion.
7212 2015-11-12 James Norris <jnorris@codesourcery.com>
7213 Joseph Myers <joseph@codesourcery.com>
7215 * c-parser.c (c_parser_pragma): Handle PRAGMA_OACC_DECLARE.
7216 (c_parser_omp_clause_name): Handle 'device_resident' clause.
7217 (c_parser_oacc_data_clause): Handle PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT
7218 and PRAGMA_OMP_CLAUSE_LINK.
7219 (c_parser_oacc_all_clauses): Handle PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT
7220 and PRAGMA_OACC_CLAUSE_LINK.
7221 (OACC_DECLARE_CLAUSE_MASK): New definition.
7222 (c_parser_oacc_declare): New function.
7224 2015-11-12 Marek Polacek <polacek@redhat.com>
7226 PR c/67784
7227 * c-parser.c (c_parser_for_statement): Reclassify the token in
7228 a correct scope.
7230 2015-11-11 Marek Polacek <polacek@redhat.com>
7232 PR c/68107
7233 PR c++/68266
7234 * c-decl.c (grokdeclarator): Call valid_array_size_p. Remove code
7235 checking the size of an array.
7237 2015-11-11 Andrew MacLeod <amacleod@redhat.com>
7239 * c-array-notation.c: Remove unused header files.
7240 * c-aux-info.c: Likewise.
7241 * c-convert.c: Likewise.
7242 * c-decl.c: Likewise.
7243 * c-errors.c: Likewise.
7244 * c-lang.c: Likewise.
7245 * c-objc-common.c: Likewise.
7246 * c-parser.c: Likewise.
7247 * c-typeck.c: Likewise.
7248 * gccspec.c: Likewise.
7250 2015-11-09 Thomas Schwinge <thomas@codesourcery.com>
7251 Cesar Philippidis <cesar@codesourcery.com>
7252 James Norris <jnorris@codesourcery.com>
7253 Julian Brown <julian@codesourcery.com>
7254 Nathan Sidwell <nathan@codesourcery.com>
7256 * c-parser.c (c_parser_declaration_or_fndef): Add OpenACC
7257 routine arg.
7258 (c_parser_declaration_or_fndef): Call c_finish_oacc_routine.
7259 (c_parser_pragma): Parse 'acc routine'.
7260 (OACC_ROUTINE_CLAUSE_MARK): Define.
7261 (c_parser_oacc_routine, (c_finish_oacc_routine): New.
7263 2015-11-09 Andreas Arnez <arnez@linux.vnet.ibm.com>
7265 PR debug/67192
7266 * c-typeck.c (c_finish_loop): For unconditional loops, set the
7267 location of the backward-goto to the start of the loop body.
7269 2015-11-09 Andreas Arnez <arnez@linux.vnet.ibm.com>
7271 PR debug/67192
7272 * c-parser.c (c_parser_while_statement): Finish the loop before
7273 parsing ahead for misleading indentation.
7274 (c_parser_for_statement): Likewise.
7276 2015-11-08 Eric Botcazou <ebotcazou@adacore.com>
7278 * c-decl.c (finish_struct): If the structure has reverse storage
7279 order, rewrite the type of array fields with scalar component. Call
7280 maybe_apply_pragma_scalar_storage_order on entry.
7281 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Remove left-overs. Issue
7282 errors on bit-fields and reverse SSO here and not...
7283 (c_mark_addressable): ...here.
7284 (output_init_element): Adjust call to initializer_constant_valid_p.
7285 (c_build_qualified_type): Propagate TYPE_REVERSE_STORAGE_ORDER.
7287 2015-11-06 David Malcolm <dmalcolm@redhat.com>
7289 * c-decl.c (warn_defaults_to): Update for change in signature
7290 of diagnostic_set_info.
7291 * c-errors.c (pedwarn_c99): Likewise.
7292 (pedwarn_c90): Likewise.
7293 * c-objc-common.c (c_tree_printer): Update for new "caret_p" param
7294 for textinfo::set_location.
7296 2015-11-05 Cesar Philippidis <cesar@codesourcery.com>
7297 Thomas Schwinge <thomas@codesourcery.com>
7298 James Norris <jnorris@codesourcery.com>
7300 * c-parser.c (c_parser_omp_clause_name): Add support for
7301 PRAGMA_OACC_CLAUSE_INDEPENDENT and PRAGMA_OACC_CLAUSE_TILE.
7302 (c_parser_omp_clause_default): Add is_oacc argument. Handle
7303 default(none) in OpenACC.
7304 (c_parser_oacc_shape_clause): Allow pointer variables as gang static
7305 arguments.
7306 (c_parser_oacc_clause_tile): New function.
7307 (c_parser_oacc_all_clauses): Add support for OMP_CLAUSE_DEFAULT,
7308 OMP_CLAUSE_INDEPENDENT and OMP_CLAUSE_TILE.
7309 (OACC_LOOP_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_{PRIVATE,INDEPENDENT,
7310 TILE}.
7311 (OACC_KERNELS_MASK): Add PRAGMA_OACC_CLAUSE_DEFAULT.
7312 (OACC_PARALLEL_MASK): Add PRAGMA_OACC_CLAUSE_{DEFAULT,PRIVATE,
7313 FIRSTPRIVATE}.
7314 (c_parser_omp_all_clauses): Update call to c_parser_omp_clause_default.
7315 (c_parser_oacc_update): Update the error message for missing clauses.
7316 * c-typeck.c (c_finish_omp_clauses): Add support for OMP_CLAUSE_TILE
7317 and OMP_CLAUSE_INDEPENDENT.
7319 2015-11-05 Marek Polacek <polacek@redhat.com>
7321 PR c/68090
7322 * c-parser.c (c_parser_postfix_expression_after_paren_type): Don't
7323 deal with pre-evaluation on invalid types.
7325 2015-11-05 Jakub Jelinek <jakub@redhat.com>
7326 Ilya Verbin <ilya.verbin@intel.com>
7328 * c-parser.c: Include context.h and gimple-expr.h.
7329 (c_parser_omp_clause_schedule): Parse schedule modifiers, diagnose
7330 monotonic together with nonmonotonic.
7331 (c_parser_omp_for_loop): Call c_omp_check_loop_iv. Call add_stmt here.
7332 (OMP_DISTRIBUTE_CLAUSE_MASK): Add lastprivate clause.
7333 (c_parser_omp_target_data, c_parser_omp_target_enter_data,
7334 c_parser_omp_target_exit_data): Allow GOMP_MAP_ALWAYS_POINTER.
7335 (c_parser_omp_target): Likewise. Evaluate num_teams and thread_limit
7336 expressions on combined target teams before the target.
7337 (c_parser_omp_declare_target): If decl has "omp declare target" or
7338 "omp declare target link" attribute, and cgraph or varpool node already
7339 exists, then set corresponding flags. Call c_finish_omp_clauses
7340 in the parenthesized extended-list syntax case.
7341 * c-decl.c (c_decl_attributes): Don't diagnose block scope vars inside
7342 declare target.
7343 * c-typeck.c (handle_omp_array_sections_1): Allow non-zero low-bound
7344 on OMP_CLAUSE_REDUCTION array sections.
7345 (handle_omp_array_sections): Encode low-bound into the MEM_REF, either
7346 into the constant offset, or for variable low-bound using
7347 POINTER_PLUS_EXPR. For structure element based array sections use
7348 GOMP_MAP_ALWAYS_POINTER instead of GOMP_MAP_FIRSTPRIVATE_POINTER.
7349 (c_finish_omp_clauses): Drop generic_field_head, structure
7350 elements are now always mapped even as array section bases,
7351 diagnose same var in data sharing and mapping clauses. Diagnose if
7352 linear step on declare simd is neither a constant nor a uniform
7353 parameter. Look through POINTER_PLUS_EXPR for array section
7354 reductions. Diagnose the same var or function appearing multiple
7355 times on the same directive. Fix up wording for the to clause if t
7356 is neither a FUNCTION_DECL nor a VAR_DECL. Diagnose nonmonotonic
7357 modifier on kinds other than dynamic or guided or nonmonotonic
7358 modifier together with ordered clause.
7360 2015-11-03 Thomas Schwinge <thomas@codesourcery.com>
7361 Chung-Lin Tang <cltang@codesourcery.com>
7363 * c-parser.c (c_parser_omp_construct): Handle PRAGMA_OACC_ATOMIC.
7365 2015-10-29 Andrew MacLeod <amacleod@redhat.com>
7367 * c-array-notation.c: Reorder #include's and remove duplicates.
7368 * c-aux-info.c: Likewise.
7369 * c-convert.c: Likewise.
7370 * c-decl.c: Likewise.
7371 * c-errors.c: Likewise.
7372 * c-lang.c: Likewise.
7373 * c-objc-common.c: Likewise.
7374 * c-parser.c: Likewise.
7375 * c-typeck.c: Likewise.
7377 2015-10-26 Jim Wilson <jim.wilson@linaro.org>
7379 PR debug/66068
7380 * c-typeck.c (c_build_qualified_type): Clear C_TYPE_INCOMPLETE_VARS
7381 after calling build_qualified_type.
7383 2015-10-27 Cesar Philippidis <cesar@codesourcery.com>
7384 Thomas Schwinge <thomas@codesourcery.com>
7385 James Norris <jnorris@codesourcery.com>
7386 Joseph Myers <joseph@codesourcery.com>
7387 Julian Brown <julian@codesourcery.com>
7388 Bernd Schmidt <bschmidt@redhat.com>
7390 * c-parser.c (c_parser_oacc_shape_clause): New.
7391 (c_parser_oacc_simple_clause): New.
7392 (c_parser_oacc_all_clauses): Add auto, gang, seq, vector, worker.
7393 (OACC_LOOP_CLAUSE_MASK): Add gang, worker, vector, auto, seq.
7395 2015-10-27 Thomas Schwinge <thomas@codesourcery.com>
7396 James Norris <jnorris@codesourcery.com>
7397 Cesar Philippidis <cesar@codesourcery.com>
7399 PR c/64765
7400 PR c/64880
7401 * c-parser.c (c_parser_oacc_loop): Add mask, cclauses formal
7402 parameters, and handle these. Adjust all users.
7403 (c_parser_oacc_kernels, c_parser_oacc_parallel): Merge functions
7404 into...
7405 (c_parser_oacc_kernels_parallel): ... this new function. Adjust
7406 all users.
7407 * c-tree.h (c_finish_oacc_parallel, c_finish_oacc_kernels): Don't
7408 declare functions.
7409 (c_finish_omp_construct): Declare function.
7410 * c-typeck.c (c_finish_oacc_parallel, c_finish_oacc_kernels):
7411 Merge functions into...
7412 (c_finish_omp_construct): ... this new function.
7414 2015-10-22 Richard Biener <rguenther@suse.de>
7416 * c-typeck.c (c_finish_omp_clauses): Properly convert operands
7417 before folding a MINUS_EXPR.
7419 2015-10-21 Marek Polacek <polacek@redhat.com>
7421 PR c/68024
7422 * c-decl.c (start_function): Warn about vararg functions without
7423 a prototype.
7425 2015-10-21 Ilya Enkovich <enkovich.gnu@gmail.com>
7427 * c-typeck.c (build_conditional_expr): Use boolean vector
7428 type for vector comparison.
7429 (build_vec_cmp): New.
7430 (build_binary_op): Use build_vec_cmp for comparison.
7432 2015-10-20 Marek Polacek <polacek@redhat.com>
7434 * c-parser.c (is_cilkplus_vector_p): Don't define here.
7436 2015-10-20 Marek Polacek <polacek@redhat.com>
7438 PR c/67964
7439 * c-parser.c (c_parser_attributes): Break out of the loop if the
7440 token after an attribute isn't a comma.
7442 2015-10-13 Jakub Jelinek <jakub@redhat.com>
7443 Aldy Hernandez <aldyh@redhat.com>
7445 * c-parser.c (c_parser_pragma): Handle PRAGMA_OMP_ORDERED here.
7446 (c_parser_omp_clause_name): Handle OpenMP 4.5 clauses.
7447 (c_parser_omp_variable_list): Handle structure elements for
7448 map, to and from clauses. Handle array sections in reduction
7449 clause. Formatting fixes.
7450 (c_parser_omp_clause_if): Add IS_OMP argument, handle parsing of
7451 if clause modifiers.
7452 (c_parser_omp_clause_num_tasks, c_parser_omp_clause_grainsize,
7453 c_parser_omp_clause_priority, c_parser_omp_clause_hint,
7454 c_parser_omp_clause_defaultmap, c_parser_omp_clause_use_device_ptr,
7455 c_parser_omp_clause_is_device_ptr): New functions.
7456 (c_parser_omp_clause_ordered): Parse optional parameter.
7457 (c_parser_omp_clause_reduction): Handle array reductions.
7458 (c_parser_omp_clause_schedule): Parse optional simd modifier.
7459 (c_parser_omp_clause_nogroup, c_parser_omp_clause_orderedkind): New
7460 functions.
7461 (c_parser_omp_clause_linear): Parse linear clause modifiers.
7462 (c_parser_omp_clause_depend_sink): New function.
7463 (c_parser_omp_clause_depend): Parse source/sink depend kinds.
7464 (c_parser_omp_clause_map): Parse release/delete map kinds and
7465 optional always modifier.
7466 (c_parser_oacc_all_clauses): Adjust c_parser_omp_clause_if
7467 and c_finish_omp_clauses callers.
7468 (c_parser_omp_all_clauses): Likewise. Parse OpenMP 4.5 clauses.
7469 Parse "to" as OMP_CLAUSE_TO_DECLARE if on declare target directive.
7470 (c_parser_oacc_cache): Adjust c_finish_omp_clauses caller.
7471 (OMP_CRITICAL_CLAUSE_MASK): Define.
7472 (c_parser_omp_critical): Parse critical clauses.
7473 (c_parser_omp_for_loop): Handle doacross loops, adjust
7474 c_finish_omp_for and c_finish_omp_clauses callers.
7475 (OMP_SIMD_CLAUSE_MASK): Add simdlen clause.
7476 (c_parser_omp_simd): Allow ordered clause if it has no parameter.
7477 (OMP_FOR_CLAUSE_MASK): Add linear clause.
7478 (c_parser_omp_for): Disallow ordered clause when combined with
7479 distribute. Disallow linear clause when combined with distribute
7480 and not combined with simd.
7481 (OMP_ORDERED_CLAUSE_MASK, OMP_ORDERED_DEPEND_CLAUSE_MASK): Define.
7482 (c_parser_omp_ordered): Add CONTEXT argument, remove LOC argument,
7483 parse clauses and if depend clause is found, don't parse a body.
7484 (c_parser_omp_parallel): Disallow copyin clause on target parallel.
7485 Allow target parallel without for after it.
7486 (OMP_TASK_CLAUSE_MASK): Add priority clause.
7487 (OMP_TARGET_DATA_CLAUSE_MASK): Add use_device_ptr clause.
7488 (c_parser_omp_target_data): Diagnose no map clauses or clauses with
7489 invalid kinds.
7490 (OMP_TARGET_UPDATE_CLAUSE_MASK): Add depend and nowait clauses.
7491 (OMP_TARGET_ENTER_DATA_CLAUSE_MASK,
7492 OMP_TARGET_EXIT_DATA_CLAUSE_MASK): Define.
7493 (c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): New
7494 functions.
7495 (OMP_TARGET_CLAUSE_MASK): Add depend, nowait, private, firstprivate,
7496 defaultmap and is_device_ptr clauses.
7497 (c_parser_omp_target): Parse target parallel and target simd. Set
7498 OMP_TARGET_COMBINED on combined constructs. Parse target enter data
7499 and target exit data. Diagnose invalid map kinds.
7500 (OMP_DECLARE_TARGET_CLAUSE_MASK): Define.
7501 (c_parser_omp_declare_target): Parse OpenMP 4.5 forms of this
7502 construct.
7503 (c_parser_omp_declare_reduction): Use STRIP_NOPS when checking for
7504 &omp_priv.
7505 (OMP_TASKLOOP_CLAUSE_MASK): Define.
7506 (c_parser_omp_taskloop): New function.
7507 (c_parser_omp_construct): Don't handle PRAGMA_OMP_ORDERED here,
7508 handle PRAGMA_OMP_TASKLOOP.
7509 (c_parser_cilk_for): Adjust c_finish_omp_clauses callers.
7510 * c-tree.h (c_finish_omp_clauses): Add two new arguments.
7511 * c-typeck.c (handle_omp_array_sections_1): Fix comment typo.
7512 Add IS_OMP argument, handle structure element bases, diagnose
7513 bitfields, pass IS_OMP recursively, diagnose known zero length
7514 array sections in depend clauses, handle array sections in reduction
7515 clause, diagnose negative length even for pointers.
7516 (handle_omp_array_sections): Add IS_OMP argument, use auto_vec for
7517 types, pass IS_OMP down to handle_omp_array_sections_1, handle
7518 array sections in reduction clause, set
7519 OMP_CLAUSE_MAP_MAYBE_ZERO_LENGTH_ARRAY_SECTION if map could be zero
7520 length array section, use GOMP_MAP_FIRSTPRIVATE_POINTER for IS_OMP.
7521 (c_finish_omp_clauses): Add IS_OMP and DECLARE_SIMD arguments.
7522 Handle new OpenMP 4.5 clauses and new restrictions for the old ones.
7524 2015-10-06 Marek Polacek <polacek@redhat.com>
7526 * c-parser.c (c_parser_statement_after_labels): Use
7527 protected_set_expr_location.
7528 (c_parser_omp_clause_num_gangs): Likewise.
7529 (c_parser_omp_clause_num_threads): Likewise.
7530 (c_parser_omp_clause_num_workers): Likewise.
7531 (c_parser_omp_clause_vector_length): Likewise.
7532 (c_parser_omp_clause_num_teams): Likewise.
7533 (c_parser_omp_clause_thread_limit): Likewise.
7534 * c-typeck.c (build_c_cast): Likewise.
7535 (c_cast_expr): Likewise.
7537 2015-10-05 Richard Sandiford <richard.sandiford@arm.com>
7539 * c-typeck.c (c_tree_equal): Use real_equal instead of
7540 REAL_VALUES_EQUAL.
7542 2015-10-04 Jason Merrill <jason@redhat.com>
7544 * c-parser.c (c_lex_one_token): Handle @synchronized.
7545 * c-decl.c (match_builtin_function_types): A declaration of a built-in
7546 can change whether the function is transaction_safe.
7548 2015-10-02 Marek Polacek <polacek@redhat.com>
7550 PR c/67730
7551 * c-typeck.c (convert_for_assignment): Use the expansion point
7552 location throughout.
7554 2015-10-02 Marek Polacek <polacek@redhat.com>
7556 PR c/64249
7557 * c-parser.c (c_parser_statement_after_labels): Add CHAIN parameter
7558 and pass it down to c_parser_if_statement.
7559 (c_parser_else_body): Add CHAIN parameter and pass it down to
7560 c_parser_statement_after_labels.
7561 (c_parser_if_statement): Add CHAIN parameter. Add code to warn about
7562 duplicated if-else-if conditions.
7564 2015-10-01 Marek Polacek <polacek@redhat.com>
7566 * c-typeck.c (convert_for_assignment): Improve commentary.
7568 2015-09-30 Marek Polacek <polacek@redhat.com>
7570 PR c/67730
7571 * c-typeck.c (c_finish_return): Use the expansion point location for
7572 certain "return with value" warnings.
7574 2015-09-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
7576 * c-parser.c (pragma_lex): Add loc argument.
7578 2015-09-15 Marek Polacek <polacek@redhat.com>
7580 PR c/67580
7581 * c-decl.c (tag_exists_p): New function.
7582 * c-parser.c (c_parser_declaration_or_fndef): Give a hint when
7583 struct/union/enum keywords are missing.
7584 * c-tree.h (tag_exists_p): Declare.
7586 2015-09-15 Marek Polacek <polacek@redhat.com>
7588 * c-decl.c (lookup_label): Return NULL_TREE instead of 0.
7589 (lookup_tag): Change the type of THISLEVEL_ONLY to bool.
7590 Return NULL_TREE instead of 0.
7591 (lookup_name): Return NULL_TREE instead of 0.
7592 (lookup_name_in_scope): Likewise.
7593 (shadow_tag_warned): Use true instead of 1 and NULL_TREE instead of 0.
7594 (parser_xref_tag): Use false instead of 0.
7595 (start_struct): Use true instead of 1.
7596 (start_enum): Use true instead of 1 and NULL_TREE instead of 0.
7598 2015-09-14 Marek Polacek <polacek@redhat.com>
7600 * c-typeck.c (set_nonincremental_init_from_string): Use
7601 HOST_WIDE_INT_M1U when shifting a negative value.
7603 2015-09-09 Mark Wielaard <mjw@redhat.com>
7605 * c-typeck.c (build_binary_op): Check and warn when nonnull arg
7606 parm against NULL.
7608 2015-09-10 Jakub Jelinek <jakub@redhat.com>
7610 PR c/67502
7611 * c-parser.c (c_parser_omp_for_loop): Emit DECL_EXPR stmts
7612 into OMP_FOR_PRE_BODY rather than before the loop.
7614 2015-09-09 Jakub Jelinek <jakub@redhat.com>
7616 PR c/67501
7617 * c-parser.c (c_parser_oacc_all_clauses,
7618 c_parser_omp_all_clauses): Remove invalid clause from
7619 list of clauses even if parser->error is set.
7621 PR c/67500
7622 * c-parser.c (c_parser_omp_clause_aligned,
7623 c_parser_omp_clause_safelen, c_parser_omp_clause_simdlen): Fix up
7624 test for errors.
7625 * c-decl.c (temp_pop_parm_decls): Allow b->decl equal to
7626 error_mark_node.
7628 PR c/67495
7629 * c-parser.c (c_parser_omp_atomic): Use c_parser_cast_expression
7630 instead of c_parser_unary_expression. If the result is !lvalue_p,
7631 wrap the result of c_fully_fold into NON_LVALUE_EXPR.
7633 2015-09-04 Marek Polacek <polacek@redhat.com>
7635 PR sanitizer/67279
7636 * c-typeck.c (build_binary_op): Don't instrument static initializers.
7638 2015-09-03 Martin Sebor <msebor@redhat.com>
7640 PR c/66516
7641 * c-typeck.c (convert_arguments, parser_build_unary_op,
7642 build_conditional_expr, c_cast_expr, convert_for_assignment,
7643 build_binary_op, _objc_common_truthvalue_conversion): Call
7644 reject_gcc_builtin.
7645 (c_decl_implicit): Define.
7647 2015-09-02 Marek Polacek <polacek@redhat.com>
7649 PR c/67432
7650 * c-parser.c (c_parser_enum_specifier): Give a better error for
7651 an empty enum.
7653 2015-08-18 Trevor Saunders <tbsaunde@tbsaunde.org>
7655 * c-aux-info.c, c-parser.c, c-tree.h: Remove useless typedefs.
7657 2015-08-12 Marek Polacek <polacek@redhat.com>
7659 * c-decl.c (grokdeclarator): Call error_at instead of error and pass
7660 LOC to it.
7662 2015-08-03 Marek Polacek <polacek@redhat.com>
7664 PR c/67088
7665 * c-decl.c (check_bitfield_type_and_width): Add location parameter.
7666 Use it.
7667 (grokdeclarator): Pass LOC down to check_bitfield_type_and_width.
7669 2015-08-02 Patrick Palka <ppalka@gcc.gnu.org>
7671 * c-parser.c (c_parser_if_body): Take token_indent_info
7672 argument. Call warn_for_misleading_indentation even when the
7673 body is a semicolon. Extract token_indent_infos corresponding
7674 to the guard, body and next tokens. Adjust call to
7675 warn_for_misleading_indentation accordingly.
7676 (c_parser_else_body): Likewise.
7677 (c_parser_if_statement): Likewise.
7678 (c_parser_while_statement): Likewise.
7679 (c_parser_for_statement): Likewise.
7681 2015-07-28 Luis Felipe Strano Moraes <luis.strano@gmail.com>
7682 Manuel López-Ibáñez <manu@gcc.gnu.org>
7684 * c-decl.c (get_parm_info): Remove static var. Update warning
7685 message.
7687 2015-07-27 Marek Polacek <polacek@redhat.com>
7689 PR c++/66555
7690 PR c/54979
7691 * c-typeck.c (parser_build_binary_op): Call warn_tautological_cmp.
7693 2015-07-20 Marek Polacek <polacek@redhat.com>
7695 PR c++/55095
7696 * c-typeck.c (digest_init): Pass OPT_Wpedantic to pedwarn_init.
7697 (build_binary_op): Warn about left shift overflows.
7699 2015-07-09 Andrew MacLeod <amacleod@redhat.com>
7701 * c-array-notation.c: Adjust includes for flags.h changes.
7702 * c-objc-common.c: Likewise.
7704 2015-07-07 Andrew MacLeod <amacleod@redhat.com>
7706 * c-array-notation.c: Adjust includes.
7707 * c-aux-info.c: Likewise.
7708 * c-convert.c: Likewise.
7709 * c-decl.c: Likewise.
7710 * c-errors.c: Likewise.
7711 * c-lang.c: Likewise.
7712 * c-objc-common.c: Likewise.
7713 * c-parser.c: Likewise.
7714 * c-typeck.c: Likewise.
7716 2015-06-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
7718 PR fortran/66605
7719 * c-decl.c (finish_function): Call do_warn_unused_parameter.
7721 2015-06-29 Marek Polacek <polacek@redhat.com>
7723 PR c/66322
7724 * c-typeck.c (struct c_switch): Add BOOL_COND_P and OUTSIDE_RANGE_P.
7725 (c_start_case): Set BOOL_COND_P and OUTSIDE_RANGE_P. Don't warn
7726 about -Wswitch-bool here.
7727 (do_case): Update c_add_case_label call.
7728 (c_finish_case): Update c_do_switch_warnings call.
7730 2015-06-27 Marek Polacek <polacek@redhat.com>
7732 * c-typeck.c: Use VECTOR_TYPE_P throughout.
7734 2015-06-26 Marek Polacek <polacek@redhat.com>
7736 * c-array-notation.c (fix_builtin_array_notation_fn): Use
7737 INDIRECT_REF_P.
7738 * c-typeck.c (array_to_pointer_conversion): Likewise.
7739 (build_unary_op): Likewise.
7740 (c_finish_return): Likewise.
7742 2015-06-25 Andrew MacLeod <amacleod@redhat.com>
7744 * c-decl.c: Remove ipa-ref.h and plugin-api.h from include list.
7745 * c-parser.c: Likewise.
7747 2015-06-25 Richard Sandiford <richard.sandiford@arm.com>
7749 * c-decl.c (detect_field_duplicates_hash): Use nofree_ptr_hash
7750 instead of pointer_hash.
7751 (detect_field_duplicates): Likewise.
7753 2015-06-25 Marek Polacek <polacek@redhat.com>
7755 * c-array-notation.c: Use VAR_P throughout.
7756 * c-decl.c: Likewise.
7757 * c-objc-common.c: Likewise.
7758 * c-parser.c: Likewise.
7759 * c-typeck.c: Likewise.
7761 2015-06-25 Marek Polacek <polacek@redhat.com>
7763 * c-decl.c: Use is_global_var throughout.
7764 * c-parser.c: Likewise.
7765 * c-typeck.c: Likewise.
7767 2015-06-17 Andrew MacLeod <amacleod@redhat.com>
7769 * c-array-notation.c: Do not include input.h, line-map.h or is-a.h.
7770 * c-aux-info.c: Likewise.
7771 * c-convert.c: Likewise.
7772 * c-decl.c: Likewise.
7773 * c-errors.c: Likewise.
7774 * c-lang.c: Likewise.
7775 * c-objc-common.c: Likewise.
7776 * c-parser.c: Likewise.
7777 * c-typeck.c: Likewise.
7779 2015-06-11 Jan Hubicka <hubicka@ucw.cz>
7781 PR middle-end/66325
7782 * c-decl.c (start_enum): Set TYPE_PACKED consistently among type
7783 variants.
7785 2015-06-11 Pierre-Marie de Rodat <derodat@adacore.com>
7787 * c-decl.c (pop_scope): Register the main translation unit
7788 through the new debug hook.
7790 2015-06-08 Andrew MacLeod <amacleod@redhat.com>
7792 * c-array-notation.c : Adjust include files.
7793 * c-aux-info.c : Likewise.
7794 * c-convert.c : Likewise.
7795 * c-decl.c : Likewise.
7796 * c-errors.c : Likewise.
7797 * c-lang.c : Likewise.
7798 * c-lang.h : Likewise.
7799 * c-objc-common.c : Likewise.
7800 * c-parser.c : Likewise.
7801 * c-typeck.c : Likewise.
7803 2015-06-05 Aldy Hernandez <aldyh@redhat.com>
7805 * c-decl.c (finish_struct): Save C_TYPE_INCOMPLETE_VARS and
7806 immediately clobber it.
7807 (c_write_global_declarations_1): Remove call to
7808 check_global_declaration_1.
7809 (c_write_global_declarations_2): Remove.
7810 (c_write_final_cleanups): Rename from c_write_global_declarations.
7811 Remove call to finalize_compilation_unit.
7812 Remove calls to debugging hooks.
7813 * c-objc-common.c: Adjust comment for c_warn_unused_global_decl.
7814 * c-objc-common.h: Remove LANG_HOOKS_WRITE_GLOBALS.
7815 * c-tree.h: Remove c_write_global_declarations.
7817 2015-06-04 Andrew MacLeod <amacleod@redhat.com>
7819 * c-array-notation.c: Adjust includes for restructured coretypes.h.
7820 * c-aux-info.c: Likewise.
7821 * c-convert.c: Likewise.
7822 * c-decl.c: Likewise.
7823 * c-errors.c: Likewise.
7824 * c-lang.c: Likewise.
7825 * c-objc-common.c: Likewise.
7826 * c-parser.c: Likewise.
7827 * c-typeck.c: Likewise.
7829 2015-06-04 Marek Polacek <polacek@redhat.com>
7831 PR c/66341
7832 * c-typeck.c (build_c_cast): Wrap VALUE into NON_LVALUE_EXPR if
7833 it is a lvalue.
7835 2015-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7837 * c-decl.c (warn_cxx_compat_finish_struct): New parameters code, record_loc.
7838 Warn for empty struct.
7839 (finish_struct): Pass TREE_CODE(t) and loc to warn_cxx_compat_finish_struct.
7841 2015-06-02 Andres Tiraboschi <andres.tiraboschi@tallertechnologies.com>
7843 * c-decl.c (start_function): Call plugin before parsing.
7844 (finish_function): Call plugin after parsing.
7846 2015-06-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7848 PR c/49551
7849 * c-decl.c (merge_decls): Merge DECL_COMMON.
7851 2015-05-22 Jim Wilson <jim.wilson@linaro.org>
7853 * Make-lang.in (check_gcc_pallelize): Define.
7855 2015-05-22 Marek Polacek <polacek@redhat.com>
7857 PR c/47043
7858 * c-parser.c (c_parser_enum_specifier): Parse and apply enumerator
7859 attributes.
7861 2015-05-21 Marek Polacek <polacek@redhat.com>
7863 * c-typeck.c (inform_declaration): Use DECL_IS_BUILTIN instead of
7864 DECL_BUILT_IN.
7866 2015-05-20 Marek Polacek <polacek@redhat.com>
7868 * c-decl.c: Use VAR_OR_FUNCTION_DECL_P throughout.
7869 * c-typeck.c: Likewise.
7871 2015-05-19 Marek Polacek <polacek@redhat.com>
7873 * c-typeck.c (start_init): Use AGGREGATE_TYPE_P.
7875 2015-05-19 Jakub Jelinek <jakub@redhat.com>
7877 PR middle-end/66199
7878 * c-parser.c (c_parser_omp_for_loop): Don't add
7879 OMP_CLAUSE_SHARED to OMP_PARALLEL_CLAUSES when moving
7880 OMP_CLAUSE_LASTPRIVATE clause to OMP_FOR_CLAUSES.
7881 (c_parser_omp_teams): Set OMP_TEAMS_COMBINED for combined
7882 constructs.
7884 2015-05-19 Mikhail Maltsev <maltsevm@gmail.com>
7886 * c-typeck.c (build_array_ref): Use std::swap instead of explicit
7887 swaps.
7889 2015-05-16 Manuel López-Ibáñez <manu@gcc.gnu.org>
7891 PR fortran/44054
7892 * c-objc-common.c (c_tree_printer): Replace locus pointer with
7893 accessor function.
7895 2015-05-14 Marek Polacek <polacek@redhat.com>
7897 PR c/66066
7898 PR c/66127
7899 * c-typeck.c (digest_init): Call pedwarn_init with OPT_Wpedantic
7900 rather than with 0.
7902 2015-05-12 David Malcolm <dmalcolm@redhat.com>
7904 * c-parser.c (c_parser_if_body): Add param "if_loc", use it
7905 to add a call to warn_for_misleading_indentation.
7906 (c_parser_else_body): Likewise, adding param "else_loc".
7907 (c_parser_if_statement): Check for misleading indentation.
7908 (c_parser_while_statement): Likewise.
7909 (c_parser_for_statement): Likewise.
7911 2015-05-08 Marek Polacek <polacek@redhat.com>
7913 PR c/64918
7914 * c-typeck.c (add_pending_init): Use OPT_Woverride_init_side_effects.
7915 (output_init_element): Likewise.
7917 2015-05-07 Marek Polacek <polacek@redhat.com>
7919 PR c/65179
7920 * c-typeck.c (build_binary_op): Warn when left shifting a negative
7921 value.
7923 2015-04-30 Marek Polacek <polacek@redhat.com>
7925 * c-typeck.c (set_init_label): Call error_at instead of error and
7926 pass LOC to it.
7928 * c-typeck.c (c_incomplete_type_error): Refactor to use %qT. Print
7929 the type of a decl.
7931 * c-typeck.c (c_build_va_arg): Clarify the error message.
7933 2015-04-29 Thomas Schwinge <thomas@codesourcery.com>
7935 * c-parser.c (c_parser_oacc_enter_exit_data): Use
7936 OMP_STANDALONE_CLAUSES.
7938 2015-04-28 Marek Polacek <polacek@redhat.com>
7940 * c-parser.c (c_parser_binary_expression): Remove duplicate line.
7942 2015-04-28 Marek Polacek <polacek@redhat.com>
7944 PR c/65901
7945 * c-typeck.c (c_build_va_arg): Require TYPE be a complete type.
7947 2015-04-25 Marek Polacek <polacek@redhat.com>
7949 PR c/52085
7950 * c-decl.c (finish_enum): Copy over TYPE_ALIGN. Also check for "mode"
7951 attribute.
7953 2015-04-23 Marek Polacek <polacek@redhat.com>
7955 PR c/65345
7956 * c-decl.c (set_labels_context_r): New function.
7957 (store_parm_decls): Call it via walk_tree_without_duplicates.
7958 * c-typeck.c (convert_lvalue_to_rvalue): Use create_tmp_var_raw
7959 instead of create_tmp_var. Build TARGET_EXPR instead of
7960 COMPOUND_EXPR.
7961 (build_atomic_assign): Use create_tmp_var_raw instead of
7962 create_tmp_var. Build TARGET_EXPRs instead of MODIFY_EXPR.
7964 2015-04-20 Ilya Verbin <ilya.verbin@intel.com>
7966 * c-parser.c (c_parser_oacc_enter_exit_data): Remove excess semicolon.
7967 (c_parser_omp_target_update): Add missed %> to error_at ().
7969 2015-04-10 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7971 PR target/55143
7972 * c-decl.c (c_default_pointer_mode): Remove definition.
7973 * c-tree.h (c_default_pointer_mode): Remove declaration.
7975 2015-03-27 Tobias Burnus <burnus@net-b.de>
7977 PR c/65586
7978 * c-parser.c (c_parser_skip_to_pragma_eol): Optionally, don't
7979 error out.
7980 (c_parser_omp_for, c_parser_omp_parallel, c_parser_omp_distribute,
7981 c_parser_omp_teams, c_parser_omp_target, c_parser_omp_declare):
7982 Update calls to not error for skipped omp pragmas with -fopenmp-simd.
7984 2015-03-19 Jakub Jelinek <jakub@redhat.com>
7986 * c-decl.c (c_decl_attributes): Also add "omp declare target"
7987 attribute for DECL_EXTERNAL VAR_DECLs.
7989 2015-03-11 Jakub Jelinek <jakub@redhat.com>
7991 * c-parser.c (c_parse_init): Don't call xstrdup on get_identifier
7992 argument.
7994 2015-03-10 Jakub Jelinek <jakub@redhat.com>
7996 PR c/65120
7997 * c-typeck.c (parser_build_binary_op): Check for tcc_comparison
7998 before preparing arguments to warn_logical_not_parentheses.
8000 2015-03-09 Jakub Jelinek <jakub@redhat.com>
8002 PR c/65120
8003 * c-typeck.c (parser_build_binary_op): Don't warn for
8004 !!x == y or !b == y where b is _Bool.
8006 2015-03-09 Marek Polacek <polacek@redhat.com>
8008 * c-convert.c (convert): Make use of do_ubsan_in_current_function.
8009 * c-decl.c (grokdeclarator): Likewise.
8010 * c-typeck.c (build_binary_op): Likewise.
8012 2015-02-27 Marek Polacek <polacek@redhat.com>
8014 PR c/65228
8015 * c-decl.c (start_decl): Return NULL_TREE if decl is an error node.
8017 2015-02-14 Marek Polacek <polacek@redhat.com>
8019 PR c/64768
8020 * c-decl.c (grokdeclarator): Set the range of a flexible array member
8021 declared through a typedef name.
8023 2015-02-13 Marek Polacek <polacek@redhat.com>
8025 PR c/65050
8026 * c-decl.c (grokdeclarator): Print also the type when giving
8027 the error message about array's incomplete element type.
8029 2015-02-11 Jakub Jelinek <jakub@redhat.com>
8031 PR c/64824
8032 * c-parser.c (c_parser_binary_expression): Fix OpenMP stack[sp].prec
8033 check in the POP macro.
8035 2015-02-09 Marek Polacek <polacek@redhat.com>
8037 PR c/64856
8038 * c-typeck.c (process_init_element): Don't always wrap
8039 COMPOUND_LITERAL_EXPR in a SAVE_EXPR in C99 mode when
8040 initializing a range of elements.
8042 2015-02-04 Jakub Jelinek <jakub@redhat.com>
8044 PR c/64824
8045 PR c/64868
8046 * c-parser.c (c_parser_omp_atomic): Handle RDIV_EXPR.
8048 2015-02-02 Bruno Loff <bruno.loff@gmail.com>
8050 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks after
8051 processing enum declaration.
8053 2015-01-29 Marek Polacek <polacek@redhat.com>
8055 PR c/64709
8056 * c-typeck.c (pop_init_level): If constructor_elements has
8057 exactly one element with integer_zerop value, set constructor_zeroinit
8058 to 1. Remove braces around warning_init call.
8060 2015-01-27 Jakub Jelinek <jakub@redhat.com>
8062 PR c/64766
8063 * c-typeck.c (store_init_value): Don't overwrite DECL_INITIAL
8064 of FUNCTION_DECLs with error_mark_node.
8066 2015-01-26 Jakub Jelinek <jakub@redhat.com>
8068 PR c/64778
8069 * c-typeck.c (convert_arguments): Return -1 if there are
8070 error_args, even if we've diagnosed too many arguments.
8072 2015-01-21 Richard Biener <rguenther@suse.de>
8074 PR middle-end/64313
8075 * c-decl.c (merge_decls): Call set_builtin_decl_declared_p
8076 for builtins the user declared correctly.
8078 2015-01-15 Thomas Schwinge <thomas@codesourcery.com>
8079 Bernd Schmidt <bernds@codesourcery.com>
8080 Cesar Philippidis <cesar@codesourcery.com>
8081 James Norris <jnorris@codesourcery.com>
8082 Jakub Jelinek <jakub@redhat.com>
8083 Ilmir Usmanov <i.usmanov@samsung.com>
8085 * c-parser.c: Include "gomp-constants.h".
8086 (c_parser_omp_clause_map): Use enum gomp_map_kind instead of enum
8087 omp_clause_map_kind. Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.
8088 Use OMP_CLAUSE_SET_MAP_KIND.
8089 (c_parser_pragma): Handle PRAGMA_OACC_ENTER_DATA,
8090 PRAGMA_OACC_EXIT_DATA, PRAGMA_OACC_UPDATE.
8091 (c_parser_omp_construct): Handle PRAGMA_OACC_CACHE,
8092 PRAGMA_OACC_DATA, PRAGMA_OACC_KERNELS, PRAGMA_OACC_LOOP,
8093 PRAGMA_OACC_PARALLEL, PRAGMA_OACC_WAIT.
8094 (c_parser_omp_clause_name): Handle "auto", "async", "copy",
8095 "copyout", "create", "delete", "deviceptr", "gang", "host",
8096 "num_gangs", "num_workers", "present", "present_or_copy", "pcopy",
8097 "present_or_copyin", "pcopyin", "present_or_copyout", "pcopyout",
8098 "present_or_create", "pcreate", "seq", "self", "vector",
8099 "vector_length", "wait", "worker".
8100 (OACC_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK)
8101 (OACC_ENTER_DATA_CLAUSE_MASK, OACC_EXIT_DATA_CLAUSE_MASK)
8102 (OACC_LOOP_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK)
8103 (OACC_UPDATE_CLAUSE_MASK, OACC_WAIT_CLAUSE_MASK): New macros.
8104 (c_parser_omp_variable_list): Handle OMP_CLAUSE__CACHE_.
8105 (c_parser_oacc_wait_list, c_parser_oacc_data_clause)
8106 (c_parser_oacc_data_clause_deviceptr)
8107 (c_parser_omp_clause_num_gangs, c_parser_omp_clause_num_workers)
8108 (c_parser_oacc_clause_async, c_parser_oacc_clause_wait)
8109 (c_parser_omp_clause_vector_length, c_parser_oacc_all_clauses)
8110 (c_parser_oacc_cache, c_parser_oacc_data, c_parser_oacc_kernels)
8111 (c_parser_oacc_enter_exit_data, c_parser_oacc_loop)
8112 (c_parser_oacc_parallel, c_parser_oacc_update)
8113 (c_parser_oacc_wait): New functions.
8114 * c-tree.h (c_finish_oacc_parallel, c_finish_oacc_kernels)
8115 (c_finish_oacc_data): New prototypes.
8116 * c-typeck.c: Include "gomp-constants.h".
8117 (handle_omp_array_sections): Handle GOMP_MAP_FORCE_DEVICEPTR. Use
8118 GOMP_MAP_* instead of OMP_CLAUSE_MAP_*. Use
8119 OMP_CLAUSE_SET_MAP_KIND.
8120 (c_finish_oacc_parallel, c_finish_oacc_kernels)
8121 (c_finish_oacc_data): New functions.
8122 (c_finish_omp_clauses): Handle OMP_CLAUSE__CACHE_,
8123 OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS,
8124 OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT,
8125 OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ, OMP_CLAUSE_GANG,
8126 OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR, and OMP_CLAUSE_MAP's
8127 GOMP_MAP_FORCE_DEVICEPTR.
8129 2015-01-09 Michael Collison <michael.collison@linaro.org>
8131 * c-array-notation.c: Include hash-set.h, machmode.h,
8132 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8133 fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
8134 * c-aux-info.c: Ditto.
8135 * c-convert.c: Ditto.
8136 * c-decl.c: Ditto.
8137 * c-errors.c: Ditto.
8138 * c-lang.c: Dittoxs.
8139 * c-objc-common.c: Ditto.
8140 * c-parser.c: Ditto.
8141 * c-typeck.c: Include hash-set.h, machmode.h,
8142 vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
8143 fold-const.h, wide-int.h, inchash.h, real.h and
8144 fixed-value.h due to flattening of tree.h.
8146 2015-01-07 Marek Polacek <polacek@redhat.com>
8148 PR c/64417
8149 * c-typeck.c (process_init_element): Disallow initialization of
8150 a flexible array member with a string constant if the structure
8151 is in an array.
8153 2015-01-05 Jakub Jelinek <jakub@redhat.com>
8155 PR sanitizer/64344
8156 * c-typeck.c (convert_for_assignment, c_finish_return): For
8157 -fsanitize=float-cast-overflow casts from REAL_TYPE to integer/enum
8158 types also set in_late_binary_op around convert call.
8159 * c-convert.c (convert): For -fsanitize=float-cast-overflow REAL_TYPE
8160 to integral type casts, if not in_late_binary_op, pass c_fully_fold
8161 result on expr as last argument to ubsan_instrument_float_cast,
8162 if in_late_binary_op, don't use c_save_expr but save_expr.
8164 Update copyright years.
8166 2015-01-05 Marek Polacek <polacek@redhat.com>
8168 PR c/64423
8169 * c-typeck.c (build_array_ref): Pass loc down to
8170 warn_array_subscript_with_type_char.
8172 2014-12-20 Martin Uecker <uecker@eecs.berkeley.edu>
8174 * c-typeck.c: New behavious for pointers to arrays with qualifiers
8175 (common-pointer-type): For pointers to arrays take qualifiers from
8176 element type.
8177 (build_conditional_expr): Add warnings for lost qualifiers.
8178 (comp-target-types): Allow pointers to arrays with different qualifiers.
8179 (convert-for-assignment): Adapt warnings for discarded qualifiers. Add
8180 WARNING_FOR_QUALIFIERS macro and rename WARN_FOR_QUALIFIERS
8181 to PEDWARN_FOR_QUALIFIERS.
8183 2014-12-17 Jakub Jelinek <jakub@redhat.com>
8185 PR sanitizer/64289
8186 * c-convert.c: Include ubsan.h.
8187 (convert): For real -> integral casts and
8188 -fsanitize=float-cast-overflow don't call convert_to_integer, but
8189 instead instrument the float cast directly.
8191 2014-11-29 Jakub Jelinek <jakub@redhat.com>
8193 * c-typeck.c (convert_lvalue_to_rvalue, build_atomic_assign,
8194 c_finish_stmt_expr): Remove NULL last argument from
8195 create_tmp_var_raw and create_tmp_var calls.
8196 * c-array-notation.c (fix_builtin_array_notation_fn,
8197 build_array_notation_expr, fix_conditional_array_notations_1,
8198 fix_array_notation_expr, fix_array_notation_call_expr): Likewise.
8200 2014-11-28 Marek Polacek <polacek@redhat.com>
8202 PR c/63862
8203 * c-typeck.c (build_binary_op) <RSHIFT_EXPR, LSHIFT_EXPR>: Don't
8204 convert the right operand to integer type.
8206 2014-11-25 Marek Polacek <polacek@redhat.com>
8208 PR c/63877
8209 * c-decl.c (start_function): Disable -Wmissing-declarations warning
8210 for inline functions.
8212 2014-11-21 Jakub Jelinek <jakub@redhat.com>
8214 PR target/63764
8215 * c-typeck.c (build_array_ref): Adjust
8216 convert_vector_to_pointer_for_subscript caller. If it returns true,
8217 call non_lvalue_loc on the result.
8219 2014-11-11 Richard Biener <rguenther@suse.de>
8221 * c-decl.c (c_init_decl_processing): Do not set pedantic_lvalues
8222 to true.
8224 2014-11-10 Andi Kleen <ak@linux.intel.com>
8226 PR c/60804
8227 * c-parser.c (c_parser_statement_after_labels): Call
8228 check_no_cilk.
8229 (c_parser_if_statement): Dito.
8230 (c_parser_switch_statement): Dito.
8231 (c_parser_while_statement): Dito.
8232 (c_parser_do_statement): Dito.
8233 (c_parser_for_statement): Dito.
8234 * c-typeck.c (c_finish_loop): Dito.
8236 2014-11-10 Paolo Carlini <paolo.carlini@oracle.com>
8238 * c-typeck.c (build_binary_op): Use OPT_Wshift_count_negative and
8239 OPT_Wshift_count_overflow in the warnings.
8241 2014-10-30 Marek Polacek <polacek@redhat.com>
8243 * c-objc-common.c (c_tree_printer) <case 'T'>: For a typedef name,
8244 print the stripped version as well, if they're not the same.
8246 2014-10-29 Richard Sandiford <richard.sandiford@arm.com>
8248 * c-decl.c, c-tree.h, c-typeck.c: Remove redundant enum from
8249 machine_mode.
8251 2014-10-28 Andrew MacLeod <amacleod@redhat.com>
8253 * c-decl.c: Adjust include files.
8254 * c-parser.c: Ditto.
8256 2014-10-27 Phil Muldoon <pmuldoon@redhat.com>
8257 Tom Tromey <tromey@redhat.com>
8259 * c-tree.h (enum c_oracle_request): New.
8260 (c_binding_oracle_function): New typedef.
8261 (c_binding_oracle, c_pushtag, c_bind): Declare.
8262 * c-decl.c (c_binding_oracle): New global.
8263 (I_SYMBOL_CHECKED): New macro.
8264 (i_symbol_binding): New function.
8265 (I_SYMBOL_BINDING, I_SYMBOL_DECL): Redefine.
8266 (I_TAG_CHECKED): New macro.
8267 (i_tag_binding): New function.
8268 (I_TAG_BINDING, I_TAG_DECL): Redefine.
8269 (I_LABEL_CHECKED): New macro.
8270 (i_label_binding): New function.
8271 (I_LABEL_BINDING, I_LABEL_DECL): Redefine.
8272 (c_print_identifier): Save and restore c_binding_oracle.
8273 (c_pushtag, c_bind): New functions.
8275 2014-10-27 Andrew MacLeod <amacleod@redhat.com>
8277 * c-typeck.c: Adjust include files.
8279 2014-10-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
8281 PR c++/53061
8282 * c-objc-common.c (c_objc_common_init): Do not do diagnostics
8283 initialization here...
8284 (c_initialize_diagnostics): ... but here. Set defaults after
8285 building pretty-printer.
8287 2014-10-23 Marek Polacek <polacek@redhat.com>
8289 PR c/63626
8290 * c-decl.c (pop_scope): Don't print warning in external_scope.
8292 2014-10-19 Marek Polacek <polacek@redhat.com>
8294 PR c/63567
8295 * c-typeck.c (output_init_element): Allow initializing objects with
8296 static storage duration with compound literals even in C99 and add
8297 pedwarn for it.
8299 2014-10-17 Marek Polacek <polacek@redhat.com>
8301 PR c/63567
8302 * c-typeck.c (digest_init): Allow initializing objects with static
8303 storage duration with compound literals even in C99 and add pedwarn
8304 for it.
8306 2014-10-17 Marek Polacek <polacek@redhat.com>
8308 PR c/63543
8309 * c-tree.h (C_TYPE_ERROR_REPORTED): Define.
8310 * c-typeck.c (build_indirect_ref): Don't print the "dereferencing..."
8311 error multiple times. Print the type.
8313 2014-10-17 Marek Polacek <polacek@redhat.com>
8315 PR c/63549
8316 * c-typeck.c (build_array_ref): Bail if the index in an incomplete
8317 type.
8319 2014-10-17 Marek Polacek <polacek@redhat.com>
8321 * c-decl.c (grokdeclarator): Use OPT_Wimplicit_int unconditionally.
8322 (start_function): Use OPT_Wimplicit_int instead of 0.
8323 (store_parm_decls_oldstyle): Likewise.
8325 2014-10-17 Alan Modra <amodra@gmail.com>
8327 PR middle-end/61848
8328 * c-decl.c (merge_decls): Don't merge section name or tls model
8329 to newdecl symtab node, instead merge to olddecl. Override
8330 existing olddecl section name. Set tls_model for all thread-local
8331 vars, not just OMP thread-private ones. Remove incorrect comment.
8333 2014-10-16 Andrew MacLeod <amacleod@redhat.com>
8335 * c-decl.c: Adjust include files.
8337 2014-10-14 DJ Delorie <dj@redhat.com>
8339 * c-parser.c (c_parse_init): Add RID entries for each __intN.
8340 (c_token_starts_typename): Check all __intN, not just __int128.
8341 (c_token_starts_declspecs): Likewise.
8342 (c_parser_declspecs): Likewise.
8343 (c_parser_attribute_any_word): Likewise.
8344 (c_parser_objc_selector): Likewise.
8345 * c-tree.h (c_typespec_keyword): cts_int128 -> cts_int_n.
8346 (struct c_declspecs): Add int_n_idx field to record *which* __intN
8347 is specified.
8348 * c-decl.c (declspecs_add_type): Check for all __intN, not just
8349 __int128.
8350 (finish_declspecs): Likewise.
8352 2014-10-13 Anthony Brandon <anthony.brandon@gmail.com>
8354 * c-parser.c (c_parser_all_labels): New function to replace
8355 the duplicate code.
8356 (c_parser_statement): Call the new function.
8358 2014-10-09 Marek Polacek <polacek@redhat.com>
8360 PR c/63480
8361 * c-typeck.c (pop_init_level): Don't warn about initializing
8362 with { }.
8364 2014-10-07 Marek Polacek <polacek@redhat.com>
8366 PR c/59717
8367 * c-decl.c (header_for_builtin_fn): New function.
8368 (implicitly_declare): Suggest which header to include.
8370 2014-10-07 Marek Polacek <polacek@redhat.com>
8372 * c-convert.c (convert): Use error_operand_p.
8373 * c-typeck.c (require_complete_type): Likewise.
8374 (really_atomic_lvalue): Likewise.
8375 (digest_init): Likewise.
8376 (handle_omp_array_sections_1): Likewise.
8378 2014-10-03 Marek Polacek <polacek@redhat.com>
8380 PR c/63453
8381 * c-decl.c (pop_scope): Don't warn about "inline function declared
8382 but never defined" for functions marked with gnu_inline attribute.
8384 2014-09-25 Jakub Jelinek <jakub@redhat.com>
8386 PR c++/63249
8387 * c-parser.c (c_parser_omp_variable_list): Call mark_exp_read
8388 on low_bound and length.
8390 2014-09-24 Marek Polacek <polacek@redhat.com>
8392 PR c/61405
8393 PR c/53874
8394 * c-parser.c: Don't define CPP_KEYWORD.
8395 (c_parser_switch_statement): Pass original type to c_finish_case.
8396 * c-tree.h (c_finish_case): Update declaration.
8397 * c-typeck.c (c_finish_case): Add TYPE parameter. Pass it
8398 conditionally to c_do_switch_warnings.
8400 2014-09-03 Marek Polacek <polacek@redhat.com>
8402 PR c/62024
8403 * c-parser.c (c_parser_static_assert_declaration_no_semi): Strip no-op
8404 conversions.
8406 2014-09-02 Jakub Jelinek <jakub@redhat.com>
8407 Balaji V. Iyer <balaji.v.iyer@intel.com>
8408 Igor Zamyatin <igor.zamyatin@intel.com>
8410 * c-parser.c (c_parser_cilk_for): New function.
8411 (c_parser_cilk_grainsize): Likewise.
8412 (c_get_temp_regvar): Likewise.
8413 (c_parser_statement_after_labels): Added RID_CILK_FOR case.
8414 (c_parser_pragma): Added PRAGMA_CILK_GRAINSIZE case.
8415 (c_parser_omp_for_loop): Added CILK_FOR and CILK_SIMD checks.
8416 * c-typeck.c (c_finish_omp_clauses): Added OMP_CLAUSE__CILK_FOR_COUNT_
8417 case.
8419 2014-08-27 Chen Gang <gang.chen.5i5j@gmail.com>
8421 * c-aux-info.c (gen_type): Resize 'buff' from 10 to 23 bytes,
8422 with using HOST_WIDE_INT without truncation to 'int'
8424 2014-08-22 Marek Polacek <polacek@redhat.com>
8426 PR c++/62199
8427 * c-typeck.c (parser_build_binary_op): Adjust call to
8428 warn_logical_not_parentheses.
8430 2014-08-22 Igor Zamyatin <igor.zamyatin@intel.com>
8432 PR other/62008
8433 * c-parser.c (c_parser_array_notation): Check for correct
8434 type of an array added.
8436 2014-08-19 Marek Polacek <polacek@redhat.com>
8438 PR c++/62153
8439 * c-typeck.c (build_binary_op): If either operand of a comparison
8440 is a boolean expression, call maybe_warn_bool_compare.
8442 2014-08-19 Patrick Palka <ppalka@gcc.gnu.org>
8444 PR c/45584
8445 * c-typeck.c (build_c_cast): Do a conversion even when the
8446 TYPE_MAIN_VARIANTs are the same.
8448 2014-08-19 Marek Polacek <polacek@redhat.com>
8450 * c-decl.c (diagnose_mismatched_decls): Unconditionally call
8451 pedwarn_c99 instead of pedwarn.
8452 (grokfield): Likewise.
8453 (warn_defaults_to): New function.
8454 (grokdeclarator): Call warn_defaults_to instead of pedwarn_c99.
8455 Unconditionally call pedwarn_c99 instead of pedwarn.
8456 (start_function): Call warn_defaults_to instead of pedwarn_c99.
8457 (declspecs_add_scspec): Call pedwarn_c99 instead of pedwarn, don't
8458 check flag_isoc11 before.
8459 * c-errors.c (pedwarn_c99): Change the return type to bool.
8460 Handle -Wc99-c11-compat.
8461 * c-parser.c (disable_extension_diagnostics): Handle
8462 warn_c99_c11_compat.
8463 (restore_extension_diagnostics): Likewise.
8464 (c_parser_static_assert_declaration_no_semi): Call pedwarn_c99
8465 instead of pedwarn, don't check flag_isoc11 before.
8466 (c_parser_declspecs): Likewise.
8467 (c_parser_alignas_specifier): Likewise.
8468 (c_parser_alignof_expression): Likewise.
8469 (c_parser_generic_selection): Likewise.
8470 * c-tree.h (pedwarn_c99): Update declaration.
8471 * c-typeck.c (c_finish_return): Call pedwarn or warning_at instead
8472 of pedwarn_c99.
8474 2014-08-19 Marek Polacek <polacek@redhat.com>
8476 * c-decl.c (warn_variable_length_array): Pass OPT_Wvla unconditionally
8477 to pedwarn_c90.
8478 * c-errors.c: Include "opts.h".
8479 (pedwarn_c90): Rewrite to handle -Wno-c90-c99-compat better.
8480 * c-parser.c (disable_extension_diagnostics): Handle negative value
8481 of warn_c90_c99_compat, too.
8482 (restore_extension_diagnostics): Likewise.
8483 (c_parser_compound_statement_nostart): Pass
8484 OPT_Wdeclaration_after_statement unconditionally to pedwarn_c90.
8486 2014-08-12 Marek Polacek <polacek@redhat.com>
8488 * c-parser.c (c_parser_postfix_expression) <case RID_FUNCTION_NAME>:
8489 Add pedwarn.
8490 (c_parser_postfix_expression) <case RID_PRETTY_FUNCTION_NAME>:
8491 Likewise.
8492 (c_parser_postfix_expression) <case RID_C99_FUNCTION_NAME>: Likewise.
8494 2014-08-10 Marek Polacek <polacek@redhat.com>
8496 PR c/51849
8497 * c-decl.c (build_array_declarator): Remove check for !flag_isoc99.
8498 Call pedwarn_c90 instead of pedwarn.
8499 (check_bitfield_type_and_width): Likewise.
8500 (declspecs_add_qual): Likewise.
8501 (declspecs_add_type): Likewise.
8502 (warn_variable_length_array): Unify function for -pedantic and -Wvla.
8503 Adjust to only call pedwarn_c90.
8504 (grokdeclarator): Remove pedantic && !flag_isoc99 check. Call
8505 pedwarn_c90 instead of pedwarn.
8506 * c-errors.c (pedwarn_c90): Handle -Wc90-c99-compat.
8507 * c-parser.c (disable_extension_diagnostics): Handle
8508 warn_c90_c99_compat.
8509 (restore_extension_diagnostics): Likewise.
8510 (c_parser_enum_specifier): Remove check for !flag_isoc99. Call
8511 pedwarn_c90 instead of pedwarn.
8512 (c_parser_initelt): Likewise.
8513 (c_parser_postfix_expression): Likewise.
8514 (c_parser_postfix_expression_after_paren_type): Likewise.
8515 (c_parser_compound_statement_nostart): Remove check for !flag_isoc99.
8516 * c-tree.h: Fix formatting.
8517 * c-typeck.c (build_array_ref): Remove check for !flag_isoc99. Call
8518 pedwarn_c90 instead of pedwarn.
8520 2014-08-07 Trevor Saunders <tsaunders@mozilla.com>
8522 * c-typeck.c: Remove include of pointer-set.h.
8524 2014-08-07 Marek Polacek <polacek@redhat.com>
8526 * c-typeck.c (pointer_diff): Remove P - (P + CST) optimization.
8528 2014-08-02 Trevor Saunders <tsaunders@mozilla.com>
8530 * c-typeck.c: Use hash_map instead of pointer_map.
8532 2014-08-02 Trevor Saunders <tsaunders@mozilla.com>
8534 * c-decl.c: Use hash_set instead of pointer_set.
8536 2014-08-01 Igor Zamyatin <igor.zamyatin@intel.com>
8538 PR middle-end/61455
8539 * c-array-notation.c (expand_array_notations): Handling
8540 of DECL_EXPR added.
8542 2014-07-31 Marc Glisse <marc.glisse@inria.fr>
8544 PR c++/60517
8545 * c-typeck.c (c_finish_return): Return 0 instead of the address of
8546 a local variable.
8548 2014-07-30 Tom Tromey <tromey@redhat.com>
8550 * c-typeck.c (struct constructor_stack) <designator_depth>: New
8551 field.
8552 (really_start_incremental_init, push_init_level): Initialize
8553 designator_depth.
8554 (pop_init_level): Set global designator_depth.
8555 (process_init_element): Check for designated_init attribute.
8557 2014-07-20 Marek Polacek <polacek@redhat.com>
8559 PR c/61852
8560 * c-decl.c (implicit_decl_warning): Add location_t parameter. Use it.
8561 (implicitly_declare): Pass location to implicit_decl_warning.
8563 2014-07-14 Jakub Jelinek <jakub@redhat.com>
8565 PR middle-end/61294
8566 * c-parser.c (c_parser_expr_list): Add new argument literal_zero_mask.
8567 If non-NULL, call c_parser_check_literal_zero.
8568 (c_parser_check_literal_zero): New function.
8569 (c_parser_postfix_expression_after_primary): Adjust
8570 c_parser_expr_list caller, handle -Wmemset-transposed-args.
8572 2014-07-06 Marek Polacek <polacek@redhat.com>
8574 PR c/6940
8575 * c-decl.c (grokdeclarator): Set C_ARRAY_PARAMETER.
8576 * c-tree.h (C_ARRAY_PARAMETER): Define.
8577 * c-typeck.c (c_expr_sizeof_expr): Warn when using sizeof on an array
8578 function parameter.
8580 2014-07-02 Jan Hubicka <hubicka@ucw.cz>
8581 Chen Gang <gang.chen.5i5j@gmail.com>
8583 * c-decl.c (duplicate_decls): CLear DECL_STRUCT_FUNCTION before
8584 releasing symbol.
8586 2014-07-01 Marek Polacek <polacek@redhat.com>
8588 * c-typeck.c (convert_for_assignment): Pass OPT_Wint_conversion
8589 instead of 0 to WARN_FOR_ASSIGNMENT.
8591 2014-07-01 Marek Polacek <polacek@redhat.com>
8593 PR c/58286
8594 * c-typeck.c (convert_for_assignment): Pass
8595 OPT_Wincompatible_pointer_types instead of 0 to WARN_FOR_ASSIGNMENT.
8597 2014-06-30 Marek Polacek <polacek@redhat.com>
8599 * c-decl.c (grokdeclarator): Don't instrument VLAs if the function
8600 has no_sanitize_undefined attribute.
8602 2014-06-30 Igor Zamyatin <igor.zamyatin@intel.com>
8604 PR middle-end/57541
8605 * c-array-notation.c (fix_builtin_array_notation_fn):
8606 Check for 0 arguments in builtin call. Check that bultin argument is
8607 correct.
8608 * c-parser.c (c_parser_array_notation): Check for incorrect initial
8609 index.
8611 2014-06-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
8613 * c-parser.c (c_parser_declaration_or_fndef): Discard all type
8614 qualifiers in __auto_type for atomic types.
8615 (c_parser_typeof_specifier): Discard all type qualifiers in
8616 __typeof__ for atomic types.
8618 2014-06-25 Marek Polacek <polacek@redhat.com>
8620 PR c/61162
8621 * c-parser.c (c_parser_statement_after_labels): Pass the location of
8622 the return expression to c_finish_return.
8624 2014-06-25 Jakub Jelinek <jakub@redhat.com>
8626 * c-typeck.c (c_finish_omp_clauses): Make sure
8627 OMP_CLAUSE_LINEAR_STEP has correct type.
8629 2014-06-24 Trevor Saunders <tsaunders@mozilla.com>
8631 * c-decl.c: Adjust.
8633 2014-06-24 Jakub Jelinek <jakub@redhat.com>
8635 * c-parser.c (c_parser_omp_for_loop): For
8636 #pragma omp parallel for simd move lastprivate clause from parallel
8637 to for rather than simd.
8639 2014-06-23 Marek Polacek <polacek@redhat.com>
8641 * c-typeck.c (parser_build_binary_op): Don't call
8642 warn_logical_not_parentheses if the RHS is TRUTH_NOT_EXPR.
8644 2014-06-15 Jan Hubicka <hubicka@ucw.cz>
8646 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8647 * c-decl.c (merge_decls): Likewise.
8649 2014-06-09 Marek Polacek <polacek@redhat.com>
8651 PR c/36446
8652 * c-typeck.c (error_init): Call inform instead of error_at.
8653 (pedwarn_init): Call inform instead of pedwarn.
8654 (warning_init): Call inform instead of warning_at.
8656 2014-06-07 Jan Hubicka <hubicka@ucw.cz>
8658 * c-decl.c (merge_decls): Use set_decl_section_name.
8659 (duplicate_decls): Remove node if it exists.
8661 2014-06-05 S. Gilles <sgilles@terpmail.umd.edu>
8663 PR c/53119
8664 * c-typeck.c (push_init_level, process_init_element,
8665 pop_init_level): Correct check for zero initialization, move
8666 missing brace warning to respect zero initialization.
8668 2014-06-05 Marek Polacek <polacek@redhat.com>
8670 PR c/56724
8671 * c-typeck.c (convert_for_assignment): Use expr_loc for ic_argpass.
8673 2014-06-05 Marek Polacek <polacek@redhat.com>
8675 PR c/49706
8676 * c-typeck.c (parser_build_binary_op): Warn when logical not is used
8677 on the left hand side operand of a comparison.
8679 2014-06-05 Marek Polacek <polacek@redhat.com>
8681 PR c/48062
8682 * c-decl.c (warn_if_shadowing): Call inform instead of warning_at.
8683 Print note only if the warning was printed.
8685 2014-06-04 Igor Zamyatin <igor.zamyatin@intel.com>
8687 PR c/58942
8688 * c-array-notation.c (fix_builtin_array_notation_fn): Handle the case
8689 with a pointer.
8691 2014-06-03 Marek Polacek <polacek@redhat.com>
8693 PR c/60439
8694 * c-parser.c (c_parser_switch_statement): Pass explicit_cast_p to
8695 c_start_case.
8696 * c-tree.h (c_start_case): Update.
8697 * c-typeck.c (c_start_case): Add new boolean parameter. Warn if
8698 switch condition has boolean value.
8700 2014-06-02 Andrew MacLeod <amacleod@redhat.com>
8702 * c-decl.c: Include builtins.h.
8703 * c-parser.c: Likewise.
8705 2014-05-27 Marek Polacek <polacek@redhat.com>
8707 PR c/56724
8708 * c-typeck.c (convert_arguments): Get location of a parameter. Change
8709 error and warning calls to error_at and warning_at. Pass location of
8710 a parameter to it. Call warning_at with OPT_Wtraditional_conversion.
8711 (convert_for_assignment): Add parameter to WARN_FOR_ASSIGNMENT and
8712 WARN_FOR_QUALIFIERS. Pass expr_loc to those.
8714 2014-05-26 Igor Zamyatin <igor.zamyatin@intel.com>
8716 PR c/61191
8717 * c-array-notation.c (fix_builtin_array_notation_fn): Check invalid
8718 function parameters.
8720 2014-05-23 Jan Hubicka <hubicka@ucw.cz>
8722 * c-decl.c (merge_decls): Preserve symtab node pointers.
8723 (duplicate_decls): Free new decl.
8725 2014-05-23 Thomas Schwinge <thomas@codesourcery.com>
8727 * c-typeck.c (c_finish_omp_clauses): Remove duplicated variable
8728 initialization.
8730 * c-parser.c (c_parser_omp_target): Return bool values.
8732 2014-05-22 Thomas Schwinge <thomas@codesourcery.com>
8734 * c-parser.c (c_parser_omp_clause_thread_limit): Rename
8735 num_teams_loc variable to num_thread_limit_loc.
8737 2014-05-21 Richard Sandiford <rsandifo@linux.vnet.ibm.com>
8739 * c-array-notation.c (expand_array_notations): Use void_node
8740 instead of void_zero_node.
8742 2014-05-17 Trevor Saunders <tsaunders@mozilla.com>
8744 * c-decl.c (finish_struct): Adjust.
8745 (finish_enum): Likewise.
8746 (bind): Adjust.
8747 (record_inline_static): Likewise.
8748 (push_scope): Likewise.
8749 (make_label): Likewise.
8750 (lookup_label_for_goto): Likewise.
8751 (finish_struct): Likewise.
8752 (finish_enum): Likewise.
8753 (store_parm_decls): Likewise.
8754 (c_push_function_context): Likewise.
8755 * c-lang.h: Remove usage of variable_size gty attribute.
8756 * c-parser.c (c_parse_init): Adjust.
8757 (c_parse_file): Likewise.
8759 2014-05-13 Marek Polacek <polacek@redhat.com>
8761 PR c/61162
8762 * c-typeck.c (convert_for_assignment): Pass location to
8763 WARN_FOR_ASSIGNMENT instead of input_location.
8765 2014-05-10 Marek Polacek <polacek@redhat.com>
8767 * c-parser.c (c_parser_declaration_or_fndef): Pass init_loc to
8768 maybe_warn_string_init.
8769 (c_parser_postfix_expression_after_paren_type): Pass type_loc to
8770 maybe_warn_string_init.
8771 * c-tree.h (maybe_warn_string_init): Update declaration.
8772 * c-typeck.c (maybe_warn_string_init): Add location parameter.
8773 Call pedwarn_init with loc instead of with input_location.
8774 (digest_init): Pass init_loc to maybe_warn_string_init.
8775 (pop_init_level): Call pedwarn_init with loc instead of with
8776 input_location.
8777 (set_init_index): Likewise.
8778 (process_init_element): Likewise.
8780 2014-05-09 Marek Polacek <polacek@redhat.com>
8782 PR c/61096
8783 * c-parser.c (c_parser_braced_init): Pass brace_loc to push_init_level.
8784 (c_parser_initelt): Pass location to set_init_label. Pass array index
8785 location to set_init_index.
8786 * c-tree.h (push_init_level): Update declaration.
8787 (pop_init_level): Likewise.
8788 (set_init_index): Likewise.
8789 (set_init_label): Likewise.
8790 * c-typeck.c (error_init): Add location parameter. Call error_at
8791 instead of error.
8792 (digest_init): Pass init_loc to error_init.
8793 (really_start_incremental_init):
8794 (push_init_level): Add location parameter. Pass loc to pop_init_level
8795 and error_init.
8796 (pop_init_level): Likewise.
8797 (set_designator): Add location parameter. Pass loc to pop_init_level,
8798 push_init_level, and error_init.
8799 (set_init_index): Add location parameter. Pass loc to error_init and
8800 set_designator.
8801 (set_init_label): Likewise.
8802 (output_init_element): Pass loc to error_init.
8803 (process_init_element): Pass loc to error_init, pop_init_level,
8804 pedwarn_init, and push_init_level.
8806 2014-05-09 Marek Polacek <polacek@redhat.com>
8808 PR c/50459
8809 * c-parser.c (c_parser_attributes): Parse the arguments as an
8810 expression-list if the attribute takes identifier.
8812 2014-05-08 Marek Polacek <polacek@redhat.com>
8814 PR c/61053
8815 * c-decl.c (grokdeclarator): Use min_align_of_type instead of
8816 TYPE_ALIGN_UNIT.
8818 2014-05-08 Marek Polacek <polacek@redhat.com>
8820 PR c/61077
8821 * c-decl.c (start_function): Warn for _Atomic-qualified return type
8822 of main.
8824 2014-05-06 Kenneth Zadeck <zadeck@naturalbridge.com>
8825 Mike Stump <mikestump@comcast.net>
8826 Richard Sandiford <rdsandiford@googlemail.com>
8828 * c-decl.c (check_bitfield_type_and_width): Use TYPE_SIGN.
8829 (finish_enum): Use wide-int interfaces.
8830 * c-parser.c (c_parser_cilk_clause_vectorlength): Likewise.
8831 * c-typeck.c (build_c_cast): Likewise.
8832 (set_nonincremental_init_from_string): Likewise.
8833 (c_tree_equal): Likewise.
8835 2014-05-02 Marek Polacek <polacek@redhat.com>
8837 PR c/25801
8838 * c-typeck.c (c_size_in_bytes): Update comment. Don't call error.
8839 Return size_one_node when the type is not complete.
8840 (pointer_diff): Remove comment.
8841 (build_unary_op): Improve error messages.
8843 2014-05-02 Marek Polacek <polacek@redhat.com>
8845 * c-typeck.c (c_finish_return): Separate warning_at calls.
8847 2014-05-02 Marek Polacek <polacek@redhat.com>
8849 * c-tree.h (error_init): Remove declaration.
8850 (pedwarn_init): Likewise.
8851 * c-typeck.c (error_init): Make static and move above.
8852 (pedwarn_init): Likewise.
8853 (warning_init): Move above.
8854 (maybe_warn_string_init): Likewise.
8856 2014-05-01 Jeff Law <law@redhat.com>
8858 Revert:
8860 2014-04-24 Prathamesh Kulkarni <bilbotheelffriend@gmail.com>
8861 * c-parser.c (c_parser_sizeof_expression): Reorganize slightly to
8862 avoid goto.
8864 2014-05-02 Marek Polacek <polacek@redhat.com>
8866 PR c/60784
8867 * c-typeck.c (push_init_level): Set constructor_designated to
8868 p->designated for structures.
8870 2014-05-01 Marek Polacek <polacek@redhat.com>
8872 PR c/60915
8873 * c-parser.c (c_parser_declaration_or_fndef): Give better error if
8874 function-definition has an attribute after the declarator.
8876 2014-05-01 Marek Polacek <polacek@redhat.com>
8878 PR c/60257
8879 * c-typeck.c (warning_init): Add location_t parameter. Call
8880 warning_at instead of warning.
8881 (push_init_level): Pass input_location to warning_init.
8882 (add_pending_init): Add location_t parameter. Pass loc to
8883 warning_init.
8884 (set_nonincremental_init): Pass input_location to add_pending_init.
8885 (set_nonincremental_init_from_string): Likewise.
8886 (output_init_element): Pass loc to warning_init and to
8887 add_pending_init.
8889 2014-05-01 Marek Polacek <polacek@redhat.com>
8891 PR c/43395
8892 * c-typeck.c (c_finish_return): Distinguish between label and variable
8893 when warning about returning local address.
8895 2014-05-01 Marek Polacek <polacek@redhat.com>
8897 PR c/29467
8898 * c-decl.c (declspecs_add_type): Pedwarn if boolean types are used
8899 in C89 mode.
8901 2014-05-01 Marek Polacek <polacek@redhat.com>
8903 PR c/43245
8904 * c-typeck.c (convert_for_assignment): Pass OPT_Wdiscarded_qualifiers
8905 instead of 0 to WARN_FOR_QUALIFIERS.
8907 2014-05-01 Marek Polacek <polacek@redhat.com>
8909 PR c/56989
8910 * c-typeck.c (default_conversion): Use better location for
8911 error call.
8913 2014-04-30 Marek Polacek <polacek@redhat.com>
8915 * c-typeck.c (build_binary_op): Call ubsan_instrument_division
8916 also when SANITIZE_FLOAT_DIVIDE is on.
8918 2014-04-30 Marek Polacek <polacek@redhat.com>
8920 PR c/60139
8921 * c-typeck.c (output_init_element): Pass OPT_Wpedantic to pedwarn
8922 and pedwarn_init. Use loc insted of input_location.
8924 2014-04-30 Marek Polacek <polacek@redhat.com>
8926 PR c/60351
8927 * c-typeck.c (build_binary_op): Use location when warning about
8928 shift count.
8930 2014-04-25 Marek Polacek <polacek@redhat.com>
8932 PR c/18079
8933 * c-decl.c (diagnose_mismatched_decls): Warn for mismatched
8934 always_inline/noinline and hot/cold attributes.
8936 2014-04-25 Marek Polacek <polacek@redhat.com>
8938 PR c/60114
8939 * c-parser.c (c_parser_initelt): Pass input_location to
8940 process_init_element.
8941 (c_parser_initval): Pass loc to process_init_element.
8942 * c-tree.h (process_init_element): Adjust declaration.
8943 * c-typeck.c (push_init_level): Pass input_location to
8944 process_init_element.
8945 (pop_init_level): Likewise.
8946 (set_designator): Likewise.
8947 (output_init_element): Add location_t parameter. Pass loc to
8948 digest_init.
8949 (output_pending_init_elements): Pass input_location to
8950 output_init_element.
8951 (process_init_element): Add location_t parameter. Pass loc to
8952 output_init_element.
8954 2014-04-24 Jakub Jelinek <jakub@redhat.com>
8956 * c-parser.c (c_parser_omp_atomic): Allow seq_cst before
8957 atomic-clause, allow comma in between atomic-clause and
8958 seq_cst.
8960 2014-04-22 Jakub Jelinek <jakub@redhat.com>
8962 PR c/59073
8963 * c-parser.c (c_parser_omp_parallel): If c_parser_omp_for
8964 fails, don't set OM_PARALLEL_COMBINED and return NULL.
8966 2014-04-12 Igor Zamyatin <igor.zamyatin@intel.com>
8968 PR middle-end/60469
8969 * c-array-notation.c (fix_builtin_array_notation_fn): Use
8970 create_tmp_var instead build_decl for creating temps.
8971 (build_array_notation_expr): Likewise.
8972 (fix_conditional_array_notations_1): Likewise.
8973 (fix_array_notation_expr): Likewise.
8974 (fix_array_notation_call_expr): Likewise.
8976 2014-03-28 Jakub Jelinek <jakub@redhat.com>
8978 PR c++/60689
8979 * c-tree.h (c_build_function_call_vec): New prototype.
8980 * c-typeck.c (build_function_call_vec): Don't call
8981 resolve_overloaded_builtin here.
8982 (c_build_function_call_vec): New wrapper function around
8983 build_function_call_vec. Call resolve_overloaded_builtin here.
8984 (convert_lvalue_to_rvalue, build_function_call, build_atomic_assign):
8985 Call c_build_function_call_vec instead of build_function_call_vec.
8986 * c-parser.c (c_parser_postfix_expression_after_primary): Likewise.
8987 * c-decl.c (finish_decl): Likewise.
8989 2014-03-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8991 PR c/55383
8992 * c-typeck.c: Use correct format string in cast-qual warning
8994 2014-03-07 Thomas Schwinge <thomas@codesourcery.com>
8996 * c-decl.c (c_decl_attributes): Use
8997 lang_hooks.types.omp_mappable_type.
8998 * c-typeck.c (c_finish_omp_clauses): Likewise.
9000 2014-03-06 Marek Polacek <polacek@redhat.com>
9002 PR c/60197
9003 * c-typeck.c (c_finish_return): Call contains_cilk_spawn_stmt instead
9004 of checking tree code.
9006 2014-02-19 Prathamesh Kulkarni <bilbotheelffriend@gmail.com>
9008 * c-parser.c (c_parser_declspecs): Replace call to error by error_at.
9009 (c_parser_parameter_declaration): Likewise.
9011 2014-02-19 Marek Polacek <polacek@redhat.com>
9013 PR c/60195
9014 * c-typeck.c (convert_lvalue_to_rvalue): Set TREE_NO_WARNING on tmp.
9015 Call mark_exp_read on exp.value.
9016 (build_atomic_assign): Set TREE_NO_WARNING on val and old. Set
9017 TREE_ADDRESSABLE on old instead of val.
9018 (emit_side_effect_warnings): Warn only if RHS has !TREE_NO_WARNING.
9020 2014-02-07 Prathamesh Kulkarni <bilbotheelffriend@gmail.com>
9022 * c-parser.c (c_parser_get_builtin_args): Replace calls to
9023 C_EXPR_APPEND by vec_safe_push.
9024 * c-tree.h (C_EXPR_APPEND): Remove.
9026 2014-01-31 Marek Polacek <polacek@redhat.com>
9028 PR c/59963
9029 * c-typeck.c (convert_lvalue_to_rvalue): Pass vNULL to
9030 build_function_call_vec.
9031 (build_function_call): Likewise.
9032 (build_atomic_assign): Likewise.
9033 (build_function_call_vec): Add arg_loc parameter. Use it.
9034 (convert_arguments): Likewise.
9035 (convert_for_assignment): Rename rhs_loc to expr_loc.
9036 * c-parser.c (c_parser_attributes): Pass NULL to c_parser_expr_list.
9037 (c_parser_objc_keywordexpr): Likewise.
9038 (c_parser_postfix_expression_after_primary): Call
9039 build_function_call_vec with expr_loc rather than op_loc.
9040 Call c_parser_expr_list to fill arg_loc. Pass arg_loc to
9041 build_function_call_vec.
9042 (c_parser_expr_list): Add locations parameter. Fill it with locations
9043 of function arguments.
9044 * c-decl.c (finish_decl): Pass vNULL to build_function_call_vec.
9046 2014-01-30 Marek Polacek <polacek@redhat.com>
9048 PR c/59940
9049 * c-typeck.c (build_function_call_vec): Use loc parameter.
9050 (convert_arguments): Add location parameter. Use it.
9051 (ep_convert_and_check): Likewise.
9052 (build_atomic_assign): Adjust convert_for_assignment call.
9053 (build_modify_expr): Likewise.
9054 (digest_init): Likewise.
9055 (c_finish_return): Likewise.
9056 (build_conditional_expr): Adjust ep_convert_and_check calls.
9057 (convert_for_assignment): Add rhs_loc parameter. Use it.
9058 (build_binary_op): Adjust convert_and_check and ep_convert_and_check
9059 calls.
9061 2014-01-30 Richard Biener <rguenther@suse.de>
9063 PR c/59905
9064 * c-typeck.c (build_function_call_vec): Do not replace calls
9065 to a function via an incompatible type with a runtime abort.
9067 2014-01-24 Balaji V. Iyer <balaji.v.iyer@intel.com>
9069 * c-parser.c (c_parser_declaration_or_fndef): Replaced
9070 flag_enable_cilkplus with flag_cilkplus.
9071 (c_parser_direct_declarator_inner): Likewise.
9072 (c_parser_attribute_any_word): Likewise.
9073 (c_parser_attributes): Likewise.
9074 (c_parser_compound_statement): Likewise.
9075 (c_parser_statement_after_labels): Likewise.
9076 (c_parser_if_statement): Likewise.
9077 (c_parser_switch_statement): Likewise.
9078 (c_parser_do_statement): Likewise.
9079 (c_parser_for_statement): Likewise.
9080 (c_parser_unary_expression): Likewise.
9081 (c_parser_postfix_expression): Likewise.
9082 (c_parser_postfix_expression_after_primary): Likewise.
9083 (c_parser_postfix_expression_after_primary): Likewise.
9084 (c_parser_omp_clause_name): Likewise.
9085 (c_finish_omp_declare_simd): Likewise.
9086 (c_parser_cilk_verify_simd): Likewise.
9087 * c-typeck.c (build_array_ref): Likewise.
9088 (build_function_call_vec): Likewise.
9089 (convert_arguments): Likewise.
9090 (build_compound_expr): Likewise.
9091 (c_finish_return): Likewise.
9092 (c_finish_if_stmt): Likewise.
9093 (c_finish_loop): Likewise.
9094 (build_binary_op): Likewise.
9096 2014-01-23 Marek Polacek <polacek@redhat.com>
9098 PR c/59846
9099 * c-typeck.c (parser_build_binary_op): Use location instead of
9100 input_location.
9101 (build_binary_op): Pass location to shorten_compare.
9103 2014-01-23 Marek Polacek <polacek@redhat.com>
9105 PR c/58346
9106 * c-typeck.c (pointer_diff): Give an error on arithmetic on pointer to
9107 an empty aggregate.
9109 2014-01-23 Marek Polacek <polacek@redhat.com>
9111 PR c/59871
9112 * c-typeck.c (build_compound_expr): Warn even for right-hand operand
9113 of a comma expression.
9114 (emit_side_effect_warnings): Likewise.
9116 2014-01-23 Balaji V. Iyer <balaji.v.iyer@intel.com>
9118 PR c/59825
9119 * c-array-notation.c (expand_array_notation_exprs): Rewrote this
9120 function to use walk_tree and moved a lot of its functionality to
9121 expand_array_notations.
9122 (expand_array_notations): New function.
9124 2014-01-23 Balaji V. Iyer <balaji.v.iyer@intel.com>
9126 * c-parser.c (c_finish_omp_declare_simd): Made "cilk simd function"
9127 attribute an attribute without value.
9129 2014-01-23 Jakub Jelinek <jakub@redhat.com>
9131 PR middle-end/58809
9132 * c-typeck.c (c_finish_omp_clause): Reject MIN_EXPR, MAX_EXPR,
9133 BIT_AND_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR on COMPLEX_TYPEs.
9135 2014-01-22 Marek Polacek <polacek@redhat.com>
9137 PR c/59891
9138 * c-typeck.c (build_conditional_expr): Call c_fully_fold instead
9139 of remove_c_maybe_const_expr on op1 and op2.
9141 2014-01-15 Jakub Jelinek <jakub@redhat.com>
9143 PR c/58943
9144 * c-typeck.c (build_modify_expr): For lhs op= rhs, if rhs has side
9145 effects, preevaluate rhs using SAVE_EXPR first.
9147 2014-01-09 Balaji V. Iyer <balaji.v.iyer@intel.com>
9149 PR c++/59631
9150 * c-parser.c (c_parser_postfix_expression): Replaced consecutive if
9151 statements with if-elseif statements.
9153 2014-01-06 Marek Polacek <polacek@redhat.com>
9155 PR c/57773
9156 * c-decl.c (check_bitfield_type_and_width): Warn for implementation
9157 defined bit-field types only in ISO C.
9159 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9161 Update copyright years
9163 2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9165 * c-array-notation.c: Use the standard form for the copyright notice.
9167 2013-12-18 Balaji V. Iyer <balaji.v.iyer@intel.com>
9169 * c-parser.c (struct c_parser::cilk_simd_fn_tokens): Added new field.
9170 (c_parser_declaration_or_fndef): Added a check if cilk_simd_fn_tokens
9171 field in parser is not empty. If not-empty, call the function
9172 c_parser_finish_omp_declare_simd.
9173 (c_parser_cilk_clause_vectorlength): Modified function to be shared
9174 between SIMD-enabled functions and #pragma simd. Added new parameter.
9175 (c_parser_cilk_all_clauses): Modified the usage of the function
9176 c_parser_cilk_clause_vectorlength as mentioned above.
9177 (c_parser_cilk_simd_fn_vector_attrs): New function.
9178 (c_finish_cilk_simd_fn_tokens): Likewise.
9179 (is_cilkplus_vector_p): Likewise.
9180 (c_parser_omp_clause_name): Added checking for "vectorlength,"
9181 "nomask," and "mask" strings in clause name.
9182 (c_parser_omp_all_clauses): Added 3 new case statements:
9183 PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_MASK and
9184 PRAGMA_CILK_CLAUSE_NOMASK.
9185 (c_parser_attributes): Added a cilk_simd_fn_tokens parameter. Added a
9186 check for vector attribute and if so call the function
9187 c_parser_cilk_simd_fn_vector_attrs. Also, when Cilk plus is enabled,
9188 called the function c_finish_cilk_simd_fn_tokens.
9189 (c_finish_omp_declare_simd): Added a check if cilk_simd_fn_tokens in
9190 parser field is non-empty. If so, parse them as you would parse
9191 the omp declare simd pragma.
9192 (c_parser_omp_clause_linear): Added a new bool parm. is_cilk_simd_fn.
9193 Added a check when step is a parameter and flag it as error.
9194 (CILK_SIMD_FN_CLAUSE_MASK): New #define.
9195 (c_parser_cilk_clause_name): Changed pragma_cilk_clause to
9196 pragma_omp_clause.
9198 2013-12-17 Thomas Schwinge <thomas@codesourcery.com>
9200 * c-parser.c (c_parser_omp_parallel): Fix description.
9202 2013-12-11 Balaji V. Iyer <balaji.v.iyer@intel.com>
9204 * c-objc-common.h (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Remove.
9205 (LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
9206 (LANG_HOOKS_CILKPLUS_CILKPLUS_GIMPLIFY_SPAWN): Likewise.
9207 * c-typeck.c (cilk_install_body_with_frame_cleanup): New function.
9209 2013-12-04 Joseph Myers <joseph@codesourcery.com>
9211 PR c/52023
9212 * c-parser.c (c_parser_alignas_specifier): Use
9213 c_sizeof_or_alignof_type instead of c_alignof.
9214 (c_parser_alignof_expression): Likewise, with min_alignof
9215 parameter depending on alignof spelling used.
9217 2013-12-04 Marek Polacek <polacek@redhat.com>
9219 PR c/54113
9220 * c-decl.c (start_function): Don't warn for missing prototype for
9221 inline functions.
9223 2013-12-03 Marek Polacek <polacek@redhat.com>
9225 PR c/59351
9226 * c-decl.c (build_compound_literal): Allow compound literals with
9227 empty initial value.
9229 2013-12-02 Joseph Myers <joseph@codesourcery.com>
9231 PR c/58235
9232 * c-typeck.c (build_modify_expr): Diagnose assignment to
9233 expression with array type.
9235 2013-11-29 Joseph Myers <joseph@codesourcery.com>
9237 PR c/42262
9238 * c-typeck.c (process_init_element): Do not treat a string as
9239 initializing a whole array when used with a designator for an
9240 individual element.
9242 2013-11-29 Joseph Myers <joseph@codesourcery.com>
9244 PR c/57574
9245 * c-decl.c (merge_decls): Clear DECL_EXTERNAL for a definition of
9246 an inline function following a static declaration.
9248 2013-11-28 Jakub Jelinek <jakub@redhat.com>
9250 PR c/59310
9251 * c-parser.c (c_parser_omp_target): Copy "#pragma omp target"
9252 to p_name before calling c_parser_omp_teams instead of after.
9253 (c_parser_cilk_simd): Remove wrong ATTRIBUTE_UNUSED from parser
9254 argument. Remove unused p_name variable.
9256 2013-11-27 Aldy Hernandez <aldyh@redhat.com>
9257 Jakub Jelinek <jakub@redhat.com>
9259 * c-decl.c (c_builtin_function_ext_scope): Avoid binding if
9260 external_scope is NULL.
9262 2013-11-27 Tom de Vries <tom@codesourcery.com>
9263 Marc Glisse <marc.glisse@inria.fr>
9265 PR c++/59032
9266 * c-typeck.c (build_unary_op): Allow vector increment and decrement.
9268 2013-11-22 Andrew MacLeod <amacleod@redhat.com>
9270 * c-typeck.c: Add required include files from gimple.h.
9272 2013-11-22 David Malcolm <dmalcolm@redhat.com>
9274 * c-decl.c (define_label, shadow_tag_warned)
9275 (check_bitfield_type_and_width, grokdeclarator, grokparms,
9276 store_parm_decls_newstyle, store_parm_decls_oldstyle)
9277 (declspecs_add_type): Remove use of in_system_header macro.
9278 * c-parser.c (c_parser_unary_expression): Likewise.
9279 * c-typeck.c (store_init_value, process_init_element)
9280 (c_start_case): Likewise.
9282 * c-decl.c (build_enumerator): Remove use of EXPR_LOC_OR_HERE
9283 macro.
9285 * c-parser.c (c_parser_set_source_position_from_token): Remove
9286 reference to in_system_header from comment.
9288 2013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9290 * c-decl.c (grokdeclarator): Update comment to refer to
9291 tree_to_[su]hwi rather than tree_low_cst.
9293 2013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9295 * c-decl.c, c-typeck.c: Replace tree_low_cst (..., 1) with
9296 tree_to_uhwi throughout.
9298 2013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9300 * c-parser.c: Replace tree_low_cst (..., 0) with tree_to_shwi
9301 throughout.
9303 2013-11-18 Richard Sandiford <rdsandiford@googlemail.com>
9305 * c-parser.c: Replace host_integerp (..., 0) with tree_fits_shwi_p
9306 throughout.
9308 2013-11-15 Aldy Hernandez <aldyh@redhat.com>
9310 * c-parser.c (c_parser_cilk_simd): New.
9311 (c_parser_cilk_verify_simd): New.
9312 (c_parser_pragma): Add case for PRAGMA_CILK_SIMD.
9313 (c_parser_omp_for_loop): Add case for NE_EXPR.
9314 Set c_break_label for CILK_SIMD.
9315 (c_parser_cilk_clause_vectorlength): New.
9316 (c_parser_cilk_clause_linear): New.
9317 (c_parser_cilk_clause_name): New.
9318 (c_parser_cilk_all_clauses): New.
9319 * c-typeck.c (build_unary_op): Pass location argument to
9320 readonly_error.
9321 (build_modify_expr): Same.
9322 (build_asm_expr): Same.
9323 (c_finish_bc_stmt): Error on break/continue in loops.
9325 2013-11-14 Andrew MacLeod <amacleod@redhat.com>
9327 * c-typeck.c: Include only gimplify.h and gimple.h as needed.
9329 2013-11-14 Diego Novillo <dnovillo@google.com>
9331 * c-decl.c: Include print-tree.h.
9332 Include stor-layout.h.
9333 Include varasm.h.
9334 Include attribs.h.
9335 Include stringpool.h.
9336 * c-lang.c: Include fold-const.h.
9337 * c-parser.c: Include stringpool.h.
9338 Include attribs.h.
9339 Include stor-layout.h.
9340 Include varasm.h.
9341 Include trans-mem.h.
9342 * c-typeck.c: Include stor-layout.h.
9343 Include trans-mem.h.
9344 Include varasm.h.
9345 Include stmt.h.
9347 2013-11-13 Joseph Myers <joseph@codesourcery.com>
9349 * c-tree.h (c_typespec_keyword): Add cts_auto_type.
9350 * c-decl.c (declspecs_add_type, finish_declspecs): Handle
9351 __auto_type.
9352 * c-parser.c (c_token_starts_typename, c_token_starts_declspecs)
9353 (c_parser_attribute_any_word, c_parser_objc_selector): Handle
9354 RID_AUTO_TYPE.
9355 (c_parser_declspecs): Take argument AUTO_TYPE_OK.
9356 (c_parser_declaration_or_fndef, c_parser_struct_declaration)
9357 (c_parser_declarator, c_parser_direct_declarator_inner)
9358 (c_parser_parameter_declaration, c_parser_type_name): All callers
9359 changed.
9360 (c_parser_declaration_or_fndef): Handle declarations with type
9361 determined from the initializer.
9363 2013-11-12 Andrew MacLeod <amacleod@redhat.com>
9365 * c-typeck.c: Include gimplify.h.
9367 2013-11-12 Joseph Myers <joseph@codesourcery.com>
9369 * c-tree.h (struct c_declspecs): Add thread_gnu_p field.
9370 * c-parser.c (c_parser_declspecs): Mention _Thread_local in
9371 comment.
9372 * c-decl.c (shadow_tag_warned, grokdeclarator): Mention __thread
9373 or _Thread_local as appropriate in diagnostics.
9374 (build_null_declspecs): Initialize ret->thread_gnu_p.
9375 (declspecs_add_scspec): Handle either __thread or _Thread_local
9376 for RID_THREAD. Diagnose _Thread_local for pre-C11 standards if
9377 pedantic. Do not disallow _Thread_local extern and _Thread_local
9378 static.
9380 2013-11-07 Joseph Myers <joseph@codesourcery.com>
9381 Andrew MacLeod <amacleod@redhat.com>
9383 * c-aux-info.c (gen_type): Handle atomic qualifier.
9384 * c-decl.c (validate_proto_after_old_defn): Do not remove atomic
9385 qualifiers when compating types.
9386 (shadow_tag_warned): Handle atomic_p in declspecs.
9387 (quals_from_declspecs): Likewise.
9388 (start_decl): Use c_type_promotes_to when promoting argument
9389 types.
9390 (grokdeclarator): Handle _Atomic.
9391 (get_parm_info): Diagnose any qualifier on "void" as only
9392 parameter.
9393 (store_parm_decls_oldstyle): Do not remove atomic qualifiers when
9394 comparing types. Use c_type_promotes_to when promoting argument
9395 types.
9396 (finish_function): Use c_type_promotes_to when promoting argument
9397 types.
9398 (build_null_declspecs): Handle atomic_p in declspecs.
9399 (declspecs_add_qual): Handle RID_ATOMIC.
9400 * c-parser.c (c_token_starts_typename, c_token_is_qualifier)
9401 (c_token_starts_declspecs): Handle RID_ATOMIC.
9402 (c_parser_declspecs): Handle atomic type specifiers and
9403 qualifiers.
9404 (c_parser_typeof_specifier): Remove const and _Atomic qualifiers
9405 from types of expressions with atomic type.
9406 (c_parser_direct_declarator_inner): Use convert_lvalue_to_rvalue.
9407 (c_parser_attribute_any_word): Handle RID_ATOMIC.
9408 (c_parser_initializer, c_parser_initelt, c_parser_initval)
9409 (c_parser_statement_after_labels, c_parser_switch_statement)
9410 (c_parser_for_statement, c_parser_expr_no_commas)
9411 (c_parser_conditional_expression, c_parser_binary_expression)
9412 (c_parser_cast_expression, c_parser_unary_expression)
9413 (c_parser_postfix_expression)
9414 (c_parser_postfix_expression_after_primary, c_parser_expression):
9415 Use convert_lvalue_to_rvalue.
9416 (c_parser_expression_conv, c_parser_expr_list): Document
9417 conversion of lvalues to rvalues. Use convert_lvalue_to_rvalue.
9418 (c_parser_objc_synchronized_statement): Use
9419 convert_lvalue_to_rvalue.
9420 (c_parser_objc_selector): Handle RID_ATOMIC.
9421 (c_parser_objc_receiver, c_parser_array_notation): Use
9422 convert_lvalue_to_rvalue.
9423 * c-tree.h (ctsk_typeof): Adjust comment to mention use for
9424 _Atomic (type-name).
9425 (struct c_declspecs): Add atomic_p field.
9426 (convert_lvalue_to_rvalue): Declare.
9427 * c-typeck.c (c_type_promotes_to): Promote atomic types to
9428 corresponding atomic types.
9429 (qualify_type): Don't add _Atomic qualifiers from second argument.
9430 (comp_target_types): Do not allow _Atomic mismatches.
9431 (type_lists_compatible_p): Do not remove atomic qualifiers when
9432 comparing types.
9433 (really_atomic_lvalue, convert_lvalue_to_rvalue)
9434 (build_atomic_assign): New functions.
9435 (build_unary_op): Use build_atomic_assign for atomic increment and
9436 decrement.
9437 (build_conditional_expr): Do not treat _Atomic void as a qualified
9438 version of void.
9439 (build_modify_expr): Use build_atomic_assign for atomic LHS.
9440 (find_anonymous_field_with_type, convert_to_anonymous_field)
9441 (convert_for_assignment): Do not remove atomic qualifiers when
9442 comparing types.
9443 (digest_init): Do not accept initialization of arrays of atomic
9444 elements by string constants.
9445 (build_asm_expr): Use convert_lvalue_to_rvalue.
9446 (build_binary_op): Do not treat _Atomic void as a qualified
9447 version of void.
9449 2013-11-06 DJ Delorie <dj@redhat.com>
9451 * c-decl.c (locate_old_decl): If a previous conflicting decl is
9452 both explicit and builtin, print the location of the explicit one.
9454 2013-11-05 Tobias Burnus <burnus@net-b.de>
9456 * c-parser.c (c_parser_omp_for, c_parser_omp_parallel,
9457 c_parser_omp_distribute, c_parser_omp_teams,
9458 c_parser_omp_target, c_parser_omp_declare): Handle
9459 -fopenmp-simd.
9461 2013-11-03 Marek Polacek <polacek@redhat.com>
9463 * c-decl.c (grokdeclarator): Add VLA instrumentation.
9465 2013-11-01 Jakub Jelinek <jakub@redhat.com>
9467 * c-typeck.c (c_finish_omp_clauses) <case OMP_CLAUSE_UNIFORM>: Go to
9468 check_dup_generic at the end, unless remove is true.
9469 (c_finish_omp_clauses) <case OMP_CLAUSE_REDUCTION>: Add break; after
9470 remove = true;.
9471 (c_finish_omp_clauses) <case OMP_CLAUSE_COPYIN>: Likewise.
9473 2013-10-31 Jakub Jelinek <jakub@redhat.com>
9475 * c-typeck.c (c_finish_omp_clauses): Diagnose aligned clause
9476 with decl that is not pointer nor array.
9478 2013-10-29 Balaji V. Iyer <balaji.v.iyer@intel.com>
9480 * c-decl.c (finish_function): Added a call for insert_cilk_frame when
9481 a spawning function is found.
9482 * c-objc-common.h (LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN): New #define.
9483 (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Likewise.
9484 (LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
9485 * c-parser.c (c_parser_statement_after_labels): Added RID_CILK_SYNC
9486 case.
9487 (c_parser_postfix_expression): Added RID_CILK_SPAWN case.
9488 * c-typeck.c (build_compound_expr): Reject _Cilk_spawn in a comma
9489 expr.
9490 (c_finish_return): Added a check to reject _Cilk_spawn in return
9491 expression.
9492 (build_cilk_spawn): New function.
9493 (build_cilk_sync): Likewise.
9494 * Makefile.in (c-decl.o): Added cilk.h in dependency list.
9496 2013-10-27 Tobias Burnus <burnus@net-b.de>
9498 PR other/33426
9499 * c-parser.c (c_parser_while_statement, c_parser_while_statement,
9500 c_parser_pragma): Add GCC ivdep support to 'do' and 'while'.
9501 (c_parser_statement_after_labels): Update calls.
9503 2013-10-24 Tobias Burnus <burnus@net-b.de>
9505 PR other/33426
9506 * c-parser.c (c_parser_pragma, c_parser_for_statement):
9507 Handle PRAGMA_IVDEP.
9508 (c_parser_statement_after_labels): Update call.
9510 2013-10-24 Marek Polacek <polacek@redhat.com>
9512 * c-parser.c (c_parser_struct_declaration): Add a comment.
9513 (c_parser_declarator): Don't allow _Alignas here.
9515 2013-10-17 Andrew MacLeod <amacleod@redhat.com>
9517 * c-parser.c: Include omp-low.h.
9518 * c-typeck.c: Likewise.
9520 2013-10-17 Marek Polacek <polacek@redhat.com>
9522 PR c/58267
9523 * c-parser.c (c_parser_declspecs): Add alignspec_ok parameter.
9524 Document syntax of the array-declarator.
9525 (c_parser_declspecs) <RID_ALIGNAS>: Bail out if alignment specs
9526 are not permitted.
9527 (c_parser_declaration_or_fndef): Adjust c_parser_declspecs call.
9528 (c_parser_struct_declaration): Likewise.
9529 (c_parser_declarator): Likewise.
9530 (c_parser_direct_declarator_inner): Likewise.
9531 (c_parser_parameter_declaration): Likewise.
9532 (c_parser_type_name): Likewise.
9534 2013-10-11 Jakub Jelinek <jakub@redhat.com>
9536 * c-lang.h (current_omp_declare_target_attribute): New extern
9537 decl.
9538 * c-parser.c: Include c-lang.h.
9539 (struct c_parser): Change tokens to c_token *.
9540 Add tokens_buf field. Change tokens_avail type to unsigned int.
9541 (c_parser_consume_token): If parser->tokens isn't
9542 &parser->tokens_buf[0], increment parser->tokens.
9543 (c_parser_consume_pragma): Likewise.
9544 (enum pragma_context): Add pragma_struct and pragma_param.
9545 (c_parser_external_declaration): Adjust
9546 c_parser_declaration_or_fndef caller.
9547 (c_parser_declaration_or_fndef): Add omp_declare_simd_clauses
9548 argument, if it is non-vNULL vector, call c_finish_omp_declare_simd.
9549 Adjust recursive call.
9550 (c_parser_struct_or_union_specifier): Use pragma_struct instead
9551 of pragma_external.
9552 (c_parser_parameter_declaration): Use pragma_param instead of
9553 pragma_external.
9554 (c_parser_compound_statement_nostart, c_parser_label,
9555 c_parser_for_statement): Adjust
9556 c_parser_declaration_or_fndef callers.
9557 (c_parser_expr_no_commas): Add omp_atomic_lhs argument, pass
9558 it through to c_parser_conditional_expression.
9559 (c_parser_conditional_expression): Add omp_atomic_lhs argument,
9560 pass it through to c_parser_binary_expression. Adjust recursive
9561 call.
9562 (c_parser_binary_expression): Remove prec argument, add
9563 omp_atomic_lhs argument instead. Always start from PREC_NONE, if
9564 omp_atomic_lhs is non-NULL and one of the arguments of toplevel
9565 binop matches it, use build2 instead of parser_build_binary_op.
9566 (c_parser_pragma): Handle PRAGMA_OMP_CANCEL,
9567 PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_TARGET,
9568 PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_DECLARE_REDUCTION.
9569 Handle pragma_struct and pragma_param the same as pragma_external.
9570 (c_parser_omp_clause_name): Parse new OpenMP 4.0 clause names.
9571 (c_parser_omp_variable_list): Parse array sections for
9572 OMP_CLAUSE_{DEPEND,MAP,TO,FROM} clauses.
9573 (c_parser_omp_clause_collapse): Fully fold collapse expression.
9574 (c_parser_omp_clause_reduction): Handle user defined reductions.
9575 (c_parser_omp_clause_branch, c_parser_omp_clause_cancelkind,
9576 c_parser_omp_clause_num_teams, c_parser_omp_clause_thread_limit,
9577 c_parser_omp_clause_aligned, c_parser_omp_clause_linear,
9578 c_parser_omp_clause_safelen, c_parser_omp_clause_simdlen,
9579 c_parser_omp_clause_depend, c_parser_omp_clause_map,
9580 c_parser_omp_clause_device, c_parser_omp_clause_dist_schedule,
9581 c_parser_omp_clause_proc_bind, c_parser_omp_clause_to,
9582 c_parser_omp_clause_from, c_parser_omp_clause_uniform): New functions.
9583 (c_parser_omp_all_clauses): Add finish_p argument. Don't call
9584 c_finish_omp_clauses if it is false. Handle new OpenMP 4.0 clauses.
9585 (c_parser_omp_atomic): Parse seq_cst clause, pass true if it is
9586 present to c_finish_omp_atomic. Handle OpenMP 4.0 atomic forms.
9587 (c_parser_omp_for_loop): Add CODE argument, pass it through
9588 to c_finish_omp_for. Change last argument to cclauses,
9589 and adjust uses to grab parallel clauses from the array of all
9590 the split clauses. Adjust c_parser_binary_expression,
9591 c_parser_declaration_or_fndef and c_finish_omp_for callers.
9592 (omp_split_clauses): New function.
9593 (c_parser_omp_simd): New function.
9594 (c_parser_omp_for): Add p_name, mask and cclauses arguments.
9595 Allow the function to be called also when parsing combined constructs,
9596 and call c_parser_omp_simd when parsing for simd.
9597 (c_parser_omp_sections_scope): If section-sequence doesn't start with
9598 #pragma omp section, require exactly one structured-block instead of
9599 sequence of statements.
9600 (c_parser_omp_sections): Add p_name, mask and cclauses arguments.
9601 Allow the function to be called also when parsing combined constructs.
9602 (c_parser_omp_parallel): Add p_name, mask and cclauses arguments.
9603 Allow the function to be called also when parsing combined
9604 constructs.
9605 (c_parser_omp_taskgroup, c_parser_omp_cancel,
9606 c_parser_omp_cancellation_point, c_parser_omp_distribute,
9607 c_parser_omp_teams, c_parser_omp_target_data,
9608 c_parser_omp_target_update, c_parser_omp_target,
9609 c_parser_omp_declare_simd, c_finish_omp_declare_simd,
9610 c_parser_omp_declare_target, c_parser_omp_end_declare_target,
9611 c_parser_omp_declare_reduction, c_parser_omp_declare): New functions.
9612 (c_parser_omp_construct): Add p_name and mask vars. Handle
9613 PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_SIMD, PRAGMA_OMP_TASKGROUP,
9614 PRAGMA_OMP_TEAMS. Adjust c_parser_omp_for, c_parser_omp_parallel
9615 and c_parser_omp_sections callers.
9616 (c_parse_file): Initialize tparser.tokens and the_parser->tokens here.
9617 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
9618 OMP_SINGLE_CLAUSE_MASK): Use OMP_CLAUSE_MASK_1 instead of 1.
9619 (OMP_PARALLEL_CLAUSE_MASK): Likewise. Add OMP_CLAUSE_PROC_BIND.
9620 (OMP_TASK_CLAUSE_MASK): Use OMP_CLAUSE_MASK_1 instead of 1. Add
9621 OMP_CLAUSE_DEPEND.
9622 (OMP_SIMD_CLAUSE_MASK, OMP_CANCEL_CLAUSE_MASK,
9623 OMP_CANCELLATION_POINT_CLAUSE_MASK, OMP_DISTRIBUTE_CLAUSE_MASK,
9624 OMP_TEAMS_CLAUSE_MASK, OMP_TARGET_DATA_CLAUSE_MASK,
9625 OMP_TARGET_UPDATE_CLAUSE_MASK, OMP_TARGET_CLAUSE_MASK,
9626 OMP_DECLARE_SIMD_CLAUSE_MASK): Define.
9627 * c-typeck.c: Include tree-inline.h.
9628 (c_finish_omp_cancel, c_finish_omp_cancellation_point,
9629 handle_omp_array_sections_1, handle_omp_array_sections,
9630 c_clone_omp_udr, c_find_omp_placeholder_r): New functions.
9631 (c_finish_omp_clauses): Handle new OpenMP 4.0 clauses and
9632 user defined reductions.
9633 (c_tree_equal): New function.
9634 * c-tree.h (temp_store_parm_decls, temp_pop_parm_decls,
9635 c_finish_omp_cancel, c_finish_omp_cancellation_point, c_tree_equal,
9636 c_omp_reduction_id, c_omp_reduction_decl, c_omp_reduction_lookup,
9637 c_check_omp_declare_reduction_r): New prototypes.
9638 * c-decl.c (current_omp_declare_target_attribute): New variable.
9639 (c_decl_attributes): New function.
9640 (start_decl, start_function): Use it instead of decl_attributes.
9641 (temp_store_parm_decls, temp_pop_parm_decls, c_omp_reduction_id,
9642 c_omp_reduction_decl, c_omp_reduction_lookup,
9643 c_check_omp_declare_reduction_r): New functions.
9645 2013-09-25 Tom Tromey <tromey@redhat.com>
9647 * Make-lang.in (c/gccspec.o): Remove.
9648 (CFLAGS-c/gccspec.o): New variable.
9649 (cc1-checksum.o, C_TREE_H, c/c-aux-info.o, c/c-convert.o)
9650 (c/c-decl.o, c/c-errors.o, c/c-lang.o, c/c-objc-common.o)
9651 (c/c-parser.o, c/c-typeck.o, c/c-array-notation.o): Remove.
9653 2013-09-25 Tom Tromey <tromey@redhat.com>
9655 * Make-lang.in (c/gccspec.o): Don't use subshell.
9657 2013-09-18 Marek Polacek <polacek@redhat.com>
9659 PR sanitize/58443
9660 * c-typeck.c (build_binary_op): Properly honor -fsanitize options.
9661 Remove unnecessary check.
9663 2013-09-18 Marek Polacek <polacek@redhat.com>
9665 PR sanitizer/58411
9666 * c-typeck.c (build_binary_op): Don't sanitize function if it has the
9667 no_sanitize_undefined attribute.
9669 2013-09-13 Kai Tietz <ktietz@redhat.com>
9671 PR target/57848
9672 * c-decl.c (c_builtin_function_ext_scope): Remove
9673 wrong assumption that it is never called on prexisting
9674 symbol.
9676 2013-09-08 Joern Rennecke <joern.rennecke@embecosm.com>
9678 * c-typeck.c (build_binary_op): Use vector_types_compatible_elements_p.
9680 2013-09-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9682 * c-objc-common.c (c_tree_printer): Tidy.
9684 2013-08-30 Marek Polacek <polacek@redhat.com>
9686 * c-typeck.c (build_binary_op): Add division by zero and shift
9687 instrumentation.
9689 2013-08-26 Joern Rennecke <joern.rennecke@embecosm.com>
9690 Joseph Myers <joseph@codesourcery.com>
9692 PR c/35649
9693 * c-typeck.c (c_common_type): Prefer double_type_node over
9694 other REAL_TYPE types with the same precision.
9695 (convert_arguments): Likewise.
9697 2013-08-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
9699 * c-objc-common.c (c_tree_printer): Document the nature of the cast.
9700 (c_initialize_diagnostics): Call a destructor for the early printer.
9702 2013-08-22 Gabriel Dos Reis <gdr@integrable-solutions.net>
9704 * c-objc-common.c (c_initialize_diagnostics): Simplify C pretty
9705 printer initialization.
9707 2013-08-19 Balaji V. Iyer <balaji.v.iyer@intel.com>
9709 PR c/57490
9710 * c-array-notation.c (fix_conditional_array_notations_1): Added a
9711 check for truth values.
9712 (expand_array_notation_exprs): Added truth values case. Removed an
9713 unwanted else. Added for-loop to walk through subtrees in default
9714 case.
9716 2013-08-04 Gabriel Dos Reis <gdr@integrable-solutions.net>
9718 * c-objc-common.c (c_initialize_diagnostics): Don't call pp_base.
9720 2013-07-23 Joseph Myers <joseph@codesourcery.com>
9722 * c-parser.c (struct c_generic_association): Fix typo.
9724 2013-07-23 Tom Tromey <tromey@redhat.com>
9725 Joseph Myers <joseph@codesourcery.com>
9727 * c-parser.c (struct c_generic_association): New.
9728 (c_generic_association_d): New typedef.
9729 (c_parser_generic_selection): New function.
9730 (c_parser_postfix_expression): Handle RID_GENERIC.
9732 2013-07-13 Jason Merrill <jason@redhat.com>
9734 PR c++/57793
9735 * c-decl.c (finish_struct): Check for too-large class.
9737 2013-07-04 Joern Rennecke <joern.rennecke@embecosm.com>
9739 PR c/57821
9740 * c-typeck.c (set_init_index): When folding, check for index overflow.
9742 2013-06-28 Balaji V. Iyer <balaji.v.iyer@intel.com>
9744 * c-parser.c (c_parser_array_notation): Removed rejection of array
9745 notations in an array of function pointers.
9747 2013-06-21 Balaji V. Iyer <balaji.v.iyer@intel.com>
9749 * c-array-notation.c (make_triplet_val_inv): New function.
9750 (create_cmp_incr): Likewise.
9751 (create_array_refs): Likewise.
9752 (fix_builtin_array_notation_fn): Replaced all mallocs with tree vec.
9753 Also modularized common parts between functions and called the function.
9754 (build_array_notation_expr): Likewise.
9755 (fix_conditional_array_notations_1): Likewise.
9756 (fix_array_notation_expr): Likewise.
9757 (fix_array_notation_call_expr): Likewise.
9759 2013-06-18 Marek Polacek <polacek@redhat.com>
9761 PR c/57630
9762 * c-decl.c (check_for_loop_decls): Improve diagnostics messages.
9764 2013-06-12 Balaji V. Iyer <balaji.v.iyer@intel.com>
9766 * c-array-notation.c (build_array_notation_expr): Reject array notation
9767 mismatch between LHS and RHS even inside a call_expr. Also, removed
9768 a couple while statements that were dead code.
9770 2013-06-10 Balaji V. Iyer <balaji.v.iyer@intel.com>
9772 * c-array-notation.c (fix_builtin_array_notation_fn): Fully folded
9773 excessive precision expressions in function parameters. Also removed
9774 couple unwanted while statements.
9776 2013-06-07 Balaji V. Iyer <balaji.v.iyer@intel.com>
9778 * c-array-notation.c (expand_array_notation_exprs): Added
9779 ARRAY_NOTATION_REF case.
9781 2013-06-07 Balaji V. Iyer <balaji.v.iyer@intel.com>
9783 * c-array-notation.c (length_mismatch_in_expr_p): Moved this
9784 function to c-family/array-notation-common.c.
9785 (is_cilkplus_reduce_builtin): Likewise.
9786 (find_rank): Likewise.
9787 (extract_array_notation_exprs): Likewise.
9788 (replace_array_notations): Likewise.
9789 (find_inv_trees): Likewise.
9790 (replace_inv_trees): Likewise.
9791 (contains_array_notation_expr): Likewise.
9792 (find_correct_array_notation_type): Likewise.
9793 (replace_invariant_exprs): Initialized additional_tcodes to NULL.
9794 (struct inv_list): Moved this to c-family/array-notation-common.c.
9795 * c-tree.h (is_cilkplus_builtin_reduce): Remove prototype.
9797 2013-06-05 Balaji V. Iyer <balaji.v.iyer@intel.com>
9799 * c-typeck.c (convert_arguments): Moved checking of builtin cilkplus
9800 reduction functions outside the for-loop. Added a check if the fundecl
9801 is non-NULL. Finally, removed an unwanted if-statement, and made the
9802 body unconditional.
9804 2013-06-03 Balaji V. Iyer <balaji.v.iyer@intel.com>
9806 * c-typeck.c (c_finish_if_stmt): Added a check to see if the rank of the
9807 condition of the if-statement matches the rank of else-block and then-
9808 block when array notations are used.
9809 * c-parser.c (c_parser_declaration_or_fndef): Expanded array notation
9810 expression after the entire function body is parsed.
9811 (c_parser_expr_no_commas): Delayed creating array notation expressions
9812 to the end of function parsing.
9813 * c-array-notation.c (fix_conditional_array_notations_1): Expanded the
9814 whole if-statement instead of just the condition.
9815 (expand_array_notation_exprs): Added MODIFY_EXPR case.
9817 2013-06-03 Balaji V. Iyer <balaji.v.iyer@intel.com>
9819 PR c/57474
9820 * c-array-notation.c (build_array_notation_expr): Initialized rhs_length
9821 array to NULL_TREE if they are unused. Also added a check for the
9822 field to be NULL before its fields are used in future.
9824 2013-05-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9826 PR bootstrap/57450
9827 * c-array-notation.c (length_mismatch_in_expr_p): Use absu_hwi.
9828 (build_array_notation_expr): Likewise.
9830 2013-05-28 Balaji V. Iyer <balaji.v.iyer@intel.com>
9832 * c-typeck.c (build_array_ref): Added a check to see if array's
9833 index is greater than one. If true, then emit an error.
9834 (build_function_call_vec): Exclude error reporting and checking
9835 for builtin array-notation functions.
9836 (convert_arguments): Likewise.
9837 (c_finish_return): Added a check for array notations as a return
9838 expression. If true, then emit an error.
9839 (c_finish_loop): Added a check for array notations in a loop
9840 condition. If true then emit an error.
9841 (lvalue_p): Added a ARRAY_NOTATION_REF case.
9842 (build_binary_op): Added a check for array notation expr inside
9843 op1 and op0. If present, we call another function to find correct
9844 type.
9845 * Make-lang.in (C_AND_OBJC_OBJS): Added c-array-notation.o.
9846 * c-parser.c (c_parser_compound_statement): Check if array
9847 notation code is used in tree, if so, then transform them into
9848 appropriate C code.
9849 (c_parser_expr_no_commas): Check if array notation is used in LHS
9850 or RHS, if so, then build array notation expression instead of
9851 regular modify.
9852 (c_parser_postfix_expression_after_primary): Added a check for
9853 colon(s) after square braces, if so then handle it like an array
9854 notation. Also, break up array notations in unary op if found.
9855 (c_parser_direct_declarator_inner): Added a check for array
9856 notation.
9857 (c_parser_compound_statement): Added a check for array notation in
9858 a stmt. If one is present, then expand array notation expr.
9859 (c_parser_if_statement): Likewise.
9860 (c_parser_switch_statement): Added a check for array notations in
9861 a switch statement's condition. If true, then output an error.
9862 (c_parser_while_statement): Similarly, but for a while.
9863 (c_parser_do_statement): Similarly, but for a do-while.
9864 (c_parser_for_statement): Similarly, but for a for-loop.
9865 (c_parser_unary_expression): Check if array notation is used in a
9866 pre-increment or pre-decrement expression. If true, then expand
9867 them.
9868 (c_parser_array_notation): New function.
9869 * c-array-notation.c: New file.
9870 * c-tree.h (is_cilkplus_reduce_builtin): Protoize.
9872 2013-05-23 Mike Stump <mikestump@comcast.net>
9874 * c-typeck.c (convert_for_assignment): Handle references to memory
9875 spaces better.
9877 2013-05-16 Jason Merrill <jason@redhat.com>
9879 * Make-lang.in (cc1$(exeext)): Use link mutex.
9881 2013-04-24 Paolo Carlini <paolo.carlini@oracle.com>
9883 * c-typeck.c (pointer_diff): Change -Wpointer-arith pedwarns
9884 to simply use OPT_Wpointer_arith.
9885 (build_unary_op): Likewise.
9887 2013-04-03 Jakub Jelinek <jakub@redhat.com>
9889 PR c/19449
9890 * c-parser.c (c_parser_get_builtin_args): Add choose_expr_p
9891 argument. If set, or it temporarily for parsing of the first
9892 argument into force_folding_builtin_constant_p.
9893 (c_parser_postfix_expression): Adjust callers.
9895 2013-03-21 Richard Biener <rguenther@suse.de>
9897 * c-objc-common.c (c_tree_printer): Use DECL_HAS_DEBUG_EXPR_P
9898 instead of DECL_DEBUG_EXPR_IS_FROM. Guard properly.
9900 2013-02-12 Marek Polacek <polacek@redhat.com>
9902 PR c/44938
9903 * c-parser.c (c_parser_postfix_expression_after_primary): Initialize
9904 origtypes to NULL.
9906 2013-01-24 Jakub Jelinek <jakub@redhat.com>
9908 PR c/56078
9909 * c-typeck.c (set_nonincremental_init_from_string): If
9910 constructor_max_index is NULL, treat it as if tree_int_cst_lt
9911 returned false.
9912 (process_init_element): Likewise.
9914 2012-12-20 Jakub Jelinek <jakub@redhat.com>
9916 PR c++/55619
9917 * c-parser.c (c_parser_asm_operands): Remove CONVERT_P
9918 argument, don't call default_function_array_conversion
9919 nor c_fully_fold here.
9920 (c_parser_asm_statement): Adjust callers.
9921 * c-typeck.c (build_asm_expr): Call c_fully_fold on inputs
9922 and outputs here, and call default_function_array_conversion
9923 on inputs that don't need to be addressable.
9925 2012-12-18 Jakub Jelinek <jakub@redhat.com>
9927 PR c/39464
9928 * c-typeck.c (convert_for_assignment): For -Wpointer-sign
9929 warning require that both c_common_unsigned_type as well as
9930 c_common_signed_type is the same for both mvl and mvr types.
9932 2012-11-16 Diego Novillo <dnovillo@google.com>
9934 Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)
9936 * c-common.c: Use new vec API in vec.h.
9937 * c-common.h: Likewise.
9938 * c-gimplify.c: Likewise.
9939 * c-pragma.c: Likewise.
9940 * c-pretty-print.c: Likewise.
9941 * c-pretty-print.h: Likewise.
9942 * c-semantics.c: Likewise.
9943 * c-decl.c: Likewise.
9944 * c-parser.c: Likewise.
9945 * c-tree.h: Likewise.
9946 * c-typeck.c: Likewise.
9948 2012-10-29 Jonathan Wakely <jwakely.gcc@gmail.com>
9950 PR c++/54930
9951 * c-typeck.c (c_finish_return): Use OPT_Wreturn_local_addr.
9953 2012-10-29 Manuel López-Ibáñez <manu@gcc.gnu.org>
9955 PR c/53066
9956 * c-decl.c (warn_if_shadowing): Do not warn if a variable
9957 shadows a function, unless the variable is a function or a
9958 pointer-to-function.
9960 2012-10-12 Jakub Jelinek <jakub@redhat.com>
9962 PR c/54381
9963 * c-parser.c (struct c_tree_loc_pair): Removed.
9964 (c_parser_expr_list): Remove struct c_tree_loc_pair * argument,
9965 add location_t * and tree * arguments, fill in array of 3
9966 sizeof_arg trees and corresponding locs.
9967 (c_parser_attributes, c_parser_objc_keywordexpr): Adjust
9968 c_parser_expr_list callers.
9969 (c_parser_postfix_expression_after_primary): Likewise. Pass
9970 array of 3 sizeof_arg trees and locs (corresponding to first
9971 3 arguments) to sizeof_pointer_memaccess_warning.
9973 2012-10-09 Lawrence Crowl <crowl@google.com>
9975 * Make-lang.in (c-decl.o): Add dependence on hash-table.h.
9976 * c-decl.c (detect_field_duplicates_hash): Change to new type-safe
9977 hash table.
9979 2012-10-09 Paolo Carlini <paolo.carlini@oracle.com>
9981 PR c++/54194
9982 * c-typeck.c (parser_build_binary_op): Update warn_about_parentheses
9983 call.
9985 2012-10-09 Marc Glisse <marc.glisse@inria.fr>
9987 PR c++/54427
9988 * c-typeck.c: Include c-common.h.
9989 (enum stv_conv): Moved to c-common.h.
9990 (scalar_to_vector): Moved to c-common.c.
9991 (build_binary_op): Adapt to scalar_to_vector's new prototype.
9992 * Make-lang.in: c-typeck.c depends on c-common.h.
9994 2012-10-04 Arnaud Charlet <charlet@adacore.com>
9996 * c-decl.c (c_write_global_declarations): Fix handling of
9997 -fdump-ada-spec*.
9999 2012-09-30 Sharad Singhai <singhai@google.com>
10001 * c-decl.c (c_write_global_declarations): Use a different method
10002 to determine if the dump has ben initialized.
10004 2012-09-14 Joseph Myers <joseph@codesourcery.com>
10006 PR c/54552
10007 * c-typeck.c (c_cast_expr): When casting to a type requiring
10008 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
10009 c_fully_fold first.
10011 2012-09-14 Joseph Myers <joseph@codesourcery.com>
10013 PR c/54103
10014 * c-typeck.c (build_unary_op): Pass original argument of
10015 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
10016 any C_MAYBE_CONST_EXPR, if it has integer operands.
10017 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
10018 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
10019 to c_objc_common_truthvalue_conversion, then remove any
10020 C_MAYBE_CONST_EXPR, if they have integer operands. Use
10021 c_objc_common_truthvalue_conversion not
10022 c_common_truthvalue_conversion.
10023 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
10024 call note_integer_operands for arguments with integer operands
10025 that are not integer constants.
10027 2012-09-13 Jakub Jelinek <jakub@redhat.com>
10029 PR c/54559
10030 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
10031 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
10033 2012-08-31 Jakub Jelinek <jakub@redhat.com>
10035 PR c/54428
10036 * c-convert.c (convert): Don't call fold_convert_loc if
10037 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
10038 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
10039 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
10041 2012-08-24 Jakub Jelinek <jakub@redhat.com>
10043 PR c/54355
10044 * c-decl.c (c_parser_label): Pass true as nested and fix up comments
10045 for nested and empty_ok arguments in the call to
10046 c_parser_declaration_or_fndef.
10048 2012-08-17 Jakub Jelinek <jakub@redhat.com>
10050 * c-tree.h (c_last_sizeof_arg): Declare.
10051 * c-parser.c (struct c_tree_loc_pair): New type.
10052 (c_parser_expr_list): Add sizeof_arg argument. Fill it in if
10053 non-NULL.
10054 (c_parser_attributes, c_parser_objc_keywordexpr): Adjust callers.
10055 (c_parser_postfix_expression_after_primary): Likewise. Call
10056 sizeof_pointer_memaccess_warning if needed.
10057 (sizeof_ptr_memacc_comptypes): New function.
10058 * c-typeck.c (c_last_sizeof_arg): New global variable.
10059 (c_expr_sizeof_expr, c_expr_sizeof_type): Initialize it.
10061 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
10063 * c-lang.h (lang_decl): Add variable_size GTY option.
10065 2012-07-16 Steven Bosscher <steven@gcc.gnu.org>
10067 * c-decl.c: Include dumpfile.h instead of tree-dump.h.
10068 * Make-lang.in: Fix dependencies.
10070 2012-06-29 Steven Bosscher <steven@gcc.gnu.org>
10072 * Make-lang.in: New file, rules migrated from gcc/Makefile.in
10073 and add language Makefile hooks.
10074 * config-lang.in: New file.
10075 * c-config-lang.in: Moved from gcc/config-lang.in to here, and
10076 add the required "normal" config-lang.in rules.
10077 * c-lang.h: Moved from gcc/ to here.
10078 * c-tree.h: Likewise.
10079 * c-objc-common.c: Likewise.
10080 * c-objc-common.h: Likewise.
10081 * c-typeck.c: Likewise.
10082 * c-convert.c: Likewise.
10083 * c-lang.c: Likewise.
10084 * c-aux-info.c: Likewise.
10085 * c-errors.c: Likewise.
10086 * gccspec.c: Likewise.
10087 * c-decl.c: Likewise. Include gt-c-c-decl.h, not gt-c-decl.h.
10088 * c-parser.c: Likewise. Include gt-c-c-parser.h, not gt-c-parser.h.
10089 \f
10090 Copyright (C) 2012-2024 Free Software Foundation, Inc.
10092 Copying and distribution of this file, with or without modification,
10093 are permitted in any medium without royalty provided the copyright
10094 notice and this notice are preserved.