1 2019-09-24 Marek Polacek <polacek@redhat.com>
3 PR c++/91845 - ICE with invalid pointer-to-member.
4 * expr.c (mark_use): Use error_operand_p.
5 * typeck2.c (build_m_component_ref): Check error_operand_p after
6 calling mark_[lr]value_use.
8 2019-09-23 Paolo Carlini <paolo.carlini@oracle.com>
10 * pt.c (check_explicit_specialization): Use cp_expr_loc_or_input_loc.
11 (process_partial_specialization): Likewise.
12 (convert_nontype_argument_function): Likewise.
13 (invalid_tparm_referent_p): Likewise.
14 (convert_template_argument): Likewise.
15 (check_valid_ptrmem_cst_expr): Tidy.
17 2019-09-23 Jason Merrill <jason@redhat.com>
19 PR c++/91809 - bit-field and ellipsis.
20 * call.c (convert_arg_to_ellipsis): Don't call decay_conversion for
23 2019-09-23 Marek Polacek <polacek@redhat.com>
25 PR c++/91844 - Implement CWG 2352, Similar types and reference binding.
26 * call.c (reference_related_p): Use similar_type_p instead of
28 (reference_compatible_p): Update implementation to match CWG 2352.
29 * cp-tree.h (similar_type_p): Declare.
30 * typeck.c (similar_type_p): New.
32 2019-09-22 Marek Polacek <polacek@redhat.com>
34 PR c++/91819 - ICE with operator++ and enum.
35 * call.c (build_new_op_1): Set arg2_type.
37 2019-09-17 Jason Merrill <jason@redhat.com>
39 * parser.c (cp_parser_statement): Handle [[likely]] on
42 2019-09-19 Jason Merrill <jason@redhat.com>
45 * call.c (build_new_op_1): Don't apply any standard conversions to
46 the operands of a built-in operator. Don't suppress conversions in
48 * typeck.c (cp_build_unary_op): Do integral promotions for enums.
50 2019-09-16 Paolo Carlini <paolo.carlini@oracle.com>
52 * decl.c (grokdeclarator): Use declspecs->locations and
53 declarator->id_loc in a few error messages.
54 * pt.c (finish_member_template_decl): Use DECL_SOURCE_LOCATION.
55 (push_template_decl_real): Likewise.
57 2019-09-15 Jason Merrill <jason@redhat.com>
59 PR c++/30277 - int-width bit-field promotion.
60 PR c++/33819 - long bit-field promotion.
61 * typeck.c (cp_perform_integral_promotions): Handle large bit-fields
62 properly. Handle 32-bit non-int bit-fields properly.
63 (is_bitfield_expr_with_lowered_type): Don't look through NOP_EXPR.
65 PR c++/82165 - enum bitfields and operator overloading.
66 * call.c (build_new_op_1): Use unlowered_expr_type.
68 * call.c (build_new_op_1): Don't apply any standard conversions to
69 the operands of a built-in operator. Don't suppress conversions in
71 * typeck.c (cp_build_unary_op): Do integral promotions for enums.
73 2019-09-15 Marek Polacek <polacek@redhat.com>
75 PR c++/91740 - ICE with constexpr call and ?: in ARRAY_REF.
76 * pt.c (build_non_dependent_expr): Call build_non_dependent_expr for
79 2019-09-15 Nathan Sidwell <nathan@acm.org>
81 * cp-tree.h (DECL_CLONED_FUNCTION_P): Reimplement using
82 IDENTIFIER_CDTOR_P, correct documentation.
83 (DECL_CLONED_FUNCTION): Directly access field.
84 (decl_cloned_function_p): Delete.
85 * class.c (decl_cloned_function_p): Delete.
86 * pt.c (instantiate_template_1): Check DECL_CHAIN is a decl.
88 2019-09-11 Nathan Sidwell <nathan@acm.org>
90 * c-objcp-common.c (cp-objcp-common.c): Alphababetize and
91 correctly mark all C++ nodes.
92 * decl.c (cp_tree_node_structure): Alphabetize.
94 2019-09-10 Marek Polacek <polacek@redhat.com>
96 PR c++/91673 - ICE with noexcept in alias-declaration.
97 * parser.c (CP_PARSER_FLAGS_DELAY_NOEXCEPT): New parser flag.
98 (cp_parser_lambda_declarator_opt): Pass CP_PARSER_FLAGS_NONE to
99 cp_parser_exception_specification_opt.
100 (cp_parser_direct_declarator): Adjust a call to
101 cp_parser_exception_specification_opt.
102 (cp_parser_member_declaration): Pass CP_PARSER_FLAGS_DELAY_NOEXCEPT
103 to cp_parser_declarator if not processing a friend or typedef
105 (cp_parser_late_noexcept_specifier): Adjust a call to
106 cp_parser_noexcept_specification_opt.
107 (cp_parser_noexcept_specification_opt): New parameter for parser flags,
108 drop the FRIEND_P parameter. Use the new parameter.
109 (cp_parser_exception_specification_opt): Likewise.
110 (cp_parser_transaction): Adjust a call to
111 cp_parser_noexcept_specification_opt.
112 (cp_parser_transaction_expression): Likewise.
114 2019-09-10 Marek Polacek <polacek@redhat.com>
116 PR c++/91705 - constexpr evaluation rejects ++/-- on floats.
117 * constexpr.c (cxx_eval_increment_expression): Call fold_simple on
120 2019-09-10 Paolo Carlini <paolo.carlini@oracle.com>
122 * decl.c (has_designator_problem): Use cp_expr_loc_or_input_loc
124 (build_enumerator): Likewise.
125 (cp_finish_decl): Use DECL_SOURCE_LOCATION.
126 (grokdeclarator): Use id_loc in two error_at; change errror
127 message about constinit together constexpr to use two ranges.
129 2019-09-09 Marek Polacek <polacek@redhat.com>
131 PR c++/84374 - diagnose invalid uses of decltype(auto).
132 * decl.c (grokdeclarator): Diagnose wrong usage of decltype(auto) in
133 a function declaration.
135 2019-09-06 Nathan Sidwell <nathan@acm.org>
138 * cp-tree.h (IDENTIFIER_REPO_CHOSEN, DECL_REPO_AVAILABLE_P): Delete.
139 (struct lang_decl_base): Remove repo_available_p.
140 * decl.c (duplicate_decls): Don't copy DECL_REPO_AVAILABLE_P.
142 (Reserve TREE_LANG_FLAG_3 for modules.
143 * cp-tree.h (DECL_CONSTRUCTION_VTABLE_P): Delete.
144 (DECL_NON_TRIVIALLY_INITIALIZED_P): Move to TREE_LANG_FLAG_6.
145 * class.c (build_ctor_vtbl_group): Don't set
146 DECL_CONSTRUCTION_VTABLE_P.
147 * decl2.c (determine_visibility_from_class): Don't check
148 DECL_CONSTRUCTION_VTABLE_P anymore.
150 2019-09-06 Martin Liska <mliska@suse.cz>
153 * Make-lang.in: Remove repo.o.
154 * config-lang.in: Likewise.
155 * cp-tree.h (init_repo): Remove declarations
156 of repo-related functions.
157 (repo_emit_p): Likewise.
158 (repo_export_class_p): Likewise.
159 (finish_repo): Likewise.
160 * decl2.c (import_export_class): Always
162 (mark_needed): Remove -frepo from comment.
163 (import_export_decl): Similarly here.
164 (c_parse_final_cleanups): Remove call of finish_repo.
165 * lex.c (cxx_init): Remove call to init_repo.
166 * optimize.c (can_alias_cdtor): Remove dead condition.
167 * pt.c (push_template_decl_real): Update comment.
168 (instantiate_decl): Remove dead code used for -frepo.
171 2019-09-05 Marek Polacek <polacek@redhat.com>
173 PR c++/91644 - ICE with constinit in function template.
174 * decl.c (start_decl): Call retrofit_lang_decl for constinit variables.
175 * pt.c (tsubst_expr): Pass LOOKUP_CONSTINIT down to cp_finish_decl for
178 2019-09-05 Nathan Sidwell <nathan@acm.org>
180 * cp-tree.h (DECL_VTABLE_OR_VTT_P): Forward to DECL_VIRTUAL_P.
182 2019-09-04 Marek Polacek <polacek@redhat.com>
184 * call.c (build_over_call): Remove -fdeduce-init-list implementation.
185 * pt.c (unify): Likewise.
187 2019-09-01 Marek Polacek <polacek@redhat.com>
189 PR c++/91129 - wrong error with binary op in template argument.
190 * typeck.c (warn_for_null_address): Use fold_for_warn instead of
191 fold_non_dependent_expr.
192 (cp_build_binary_op): Likewise.
194 2019-08-30 Jason Merrill <jason@redhat.com>
196 Add source location to TRAIT_EXPR.
197 * cp-tree.h (TRAIT_EXPR_LOCATION): New.
198 (struct tree_trait_expr): Add locus field.
199 * parser.c (cp_parser_trait_expr): Pass trait_loc down.
200 * pt.c (tsubst_copy_and_build) [TRAIT_EXPR]: Likewise.
201 * semantics.c (finish_trait_expr): Add location parm.
202 * tree.c (cp_expr_location): Handle TRAIT_EXPR.
204 2019-08-29 Paolo Carlini <paolo.carlini@oracle.com>
206 * decl.c (check_var_type): Add location_t parameter and use it.
207 (grokdeclarator): Adjust call.
208 * pt.c (tsubst_decl): Likewise.
209 * cp-tree.h: Adjust declaration.
211 2019-08-28 Marek Polacek <polacek@redhat.com>
213 Implement P1152R4: Deprecating some uses of volatile.
215 * cp-gimplify.c (cp_fold): Set TREE_THIS_VOLATILE.
216 * decl.c (grokdeclarator): Warn about a volatile-qualified structured
217 binding and return type.
218 (grokparms): Warn about a volatile-qualified function parameter.
219 * expr.c (mark_use) <case MODIFY_EXPR>: Emit a -Wvolatile warning.
220 * typeck.c (cp_build_unary_op): Emit a -Wvolatile warning for pre and
221 post ++/-- on a volatile operand.
222 (genericize_compound_lvalue): Use a better location. Don't lose
224 (cp_build_modify_expr): Emit a -Wvolatile warning for a compound
225 assignment whose LHS is volatile-qualified. Build the assignment with
226 a more precise location.
228 2019-08-28 Marek Polacek <polacek@redhat.com>
230 PR c++/91360 - Implement C++20 P1143R2: constinit.
231 * cp-tree.h (TINFO_VAR_DECLARED_CONSTINIT): Define.
232 (LOOKUP_CONSTINIT): Define.
233 (enum cp_decl_spec): Add ds_constinit.
234 * decl.c (check_tag_decl): Give an error for constinit in type
236 (check_initializer): Also check LOOKUP_CONSTINIT.
237 (cp_finish_decl): Add checking for a constinit declaration. Set
238 TINFO_VAR_DECLARED_CONSTINIT.
239 (grokdeclarator): Add checking for a declaration with the constinit
241 * lex.c (init_reswords): Handle D_CXX20.
242 * parser.c (cp_lexer_get_preprocessor_token): Pass a better location
243 to warning_at. Warn about C++20 keywords.
244 (cp_keyword_starts_decl_specifier_p): Handle RID_CONSTINIT.
245 (cp_parser_diagnose_invalid_type_name): Add an inform about constinit.
246 (cp_parser_decomposition_declaration): Maybe pass LOOKUP_CONSTINIT to
248 (cp_parser_decl_specifier_seq): Handle RID_CONSTINIT.
249 (cp_parser_init_declarator): Maybe pass LOOKUP_CONSTINIT to
251 (set_and_check_decl_spec_loc): Add "constinit".
252 * pt.c (tsubst_decl): Set TINFO_VAR_DECLARED_CONSTINIT.
253 (instantiate_decl): Maybe pass LOOKUP_CONSTINIT to cp_finish_decl.
254 * typeck2.c (store_init_value): If a constinit variable wasn't
255 initialized using a constant initializer, give an error.
257 2019-08-28 Nathan Sidwell <nathan@acm.org>
260 * name-lookup.c (cp_emit_debug_info): Check for builtins during
263 2019-08-27 Marek Polacek <polacek@redhat.com>
265 PR c++/81676 - bogus -Wunused warnings in constexpr if.
266 * semantics.c (maybe_mark_exp_read_r): New function.
267 (finish_if_stmt): Call it on THEN_CLAUSE and ELSE_CLAUSE.
269 PR c++/91428 - warn about std::is_constant_evaluated in if constexpr.
270 * cp-tree.h (decl_in_std_namespace_p): Declare.
271 * semantics.c (is_std_constant_evaluated_p): New.
272 (finish_if_stmt_cond): Warn about "std::is_constant_evaluated ()" in
274 * typeck.c (decl_in_std_namespace_p): No longer static.
276 2019-08-26 Jason Merrill <jason@redhat.com>
278 * decl.c (duplicate_decls): Always merge DECL_DECLARED_CONSTEXPR_P.
280 2019-08-26 Marek Polacek <polacek@redhat.com>
282 PR c++/91545 - ICE in constexpr store evaluation.
283 * constexpr.c (cxx_eval_store_expression): Check FIELD_DECL instead
286 2019-08-24 Nathan Sidwell <nathan@acm.org>
288 * class.c (check_for_overrides): Conversion operators need
291 2019-08-24 Paolo Carlini <paolo.carlini@oracle.com>
293 * semantics.c (finish_switch_cond): Improve error message location.
295 2019-08-23 Jason Merrill <jason@redhat.com>
297 * decl2.c (decl_dependent_p): New.
298 (mark_used): Check it instead of just processing_template_decl.
300 2019-08-23 Jason Merrill <jason@redhat.com>
302 * parser.c (cp_parser_nested_name_specifier_opt): Avoid redundant
305 2019-08-23 Marek Polacek <polacek@redhat.com>
307 PR c++/91521 - wrong error with operator->.
308 * decl.c (grokdeclarator): Return error_mark_node for an invalid
309 trailing return type.
311 PR c++/79817 - attribute deprecated on namespace.
312 * cp-tree.h (cp_warn_deprecated_use_scopes): Declare.
313 * decl.c (grokdeclarator): Call cp_warn_deprecated_use_scopes.
314 (type_is_deprecated): Likewise.
315 * decl2.c (cp_warn_deprecated_use_scopes): New function.
316 * name-lookup.c (handle_namespace_attrs): Handle attribute deprecated.
317 * parser.c (cp_parser_namespace_alias_definition): Call
318 cp_warn_deprecated_use_scopes.
319 (cp_parser_using_declaration): Likewise.
320 (cp_parser_using_directive): Likewise.
321 * semantics.c (finish_id_expression_1): Likewise.
323 2019-08-23 Nathan Sidwell <nathan@acm.org>
325 * class.c (check_for_override): Checking IDENTIFIER_VIRTUAL_P is
326 sufficient, reorder DECL_OVERRIDE_P check.
328 2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
331 * parser.c (cp_parser_initial_pragma): Call c_common_no_more_pch ()
332 after determining that the first token is not
333 PRAGMA_GCC_PCH_PREPROCESS.
335 2019-08-22 Marek Polacek <polacek@redhat.com>
337 PR c++/91304 - prefix attributes ignored in condition.
338 * parser.c (cp_parser_condition): Handle prefix attributes.
340 2019-08-21 Richard Sandiford <richard.sandiford@arm.com>
343 * decl.c (duplicate_decls): Call copy_attributes_to_builtin inside
344 the BUILT_IN_NORMAL block rather than afterward.
346 2019-08-19 Marek Polacek <polacek@redhat.com>
348 PR c++/91264 - detect modifying const objects in constexpr.
349 * constexpr.c (modifying_const_object_error): New function.
350 (cxx_eval_call_expression): Set TREE_READONLY on a CONSTRUCTOR of
351 a const-qualified object after it's been fully constructed.
352 (modifying_const_object_p): New function.
353 (cxx_eval_store_expression): Detect modifying a const object
354 during constant expression evaluation.
355 (cxx_eval_increment_expression): Use a better location when building
357 (cxx_eval_constant_expression) <case DECL_EXPR>: Mark a constant
358 object's constructor TREE_READONLY.
360 2019-08-15 Jason Merrill <jason@redhat.com>
362 PR c++/90393 - ICE with thow in ?:
364 PR c++/64372, DR 1560 - Gratuitous lvalue-to-rvalue conversion in ?:
365 * tree.c (lvalue_kind): Handle throw in one arm.
366 * typeck.c (rationalize_conditional_expr): Likewise.
367 (cp_build_modify_expr): Likewise.
369 2019-08-14 Jason Merrill <jason@redhat.com>
371 Implement P0848R3, Conditionally Trivial Special Member Functions.
372 * tree.c (special_memfn_p): New.
373 * class.c (add_method): When overloading, hide ineligible special
375 (check_methods): Set TYPE_HAS_COMPLEX_* here.
376 * decl.c (grok_special_member_properties): Not here.
377 * name-lookup.c (push_class_level_binding_1): Move overloaded
378 functions case down, accept FUNCTION_DECL as target_decl.
380 2019-08-14 Jonathan Wakely <jwakely@redhat.com>
383 * name-lookup.c (get_std_name_hint): Fix min_dialect field for
384 complex_literals and make_unique entries.
386 2019-08-14 Jakub Jelinek <jakub@redhat.com>
387 Marek Polacek <polacek@redhat.com>
389 PR c++/91391 - bogus -Wcomma-subscript warning.
390 * parser.c (cp_parser_postfix_open_square_expression): Don't warn about
391 a deprecated comma here. Pass warn_comma_subscript down to
392 cp_parser_expression.
393 (cp_parser_expression): New bool parameter. Warn about uses of a comma
394 operator within a subscripting expression.
395 (cp_parser_skip_to_closing_square_bracket): Revert to pre-r274121 state.
396 (cp_parser_skip_to_closing_square_bracket_1): Remove.
398 2019-08-14 Jonathan Wakely <jwakely@redhat.com>
400 * name-lookup.c (get_std_name_hint): Add more entries.
402 2019-08-14 Paolo Carlini <paolo.carlini@oracle.com>
404 * decl2.c (grok_array_decl): Use the location of the open square
405 bracket in error message about invalid types.
407 2019-08-14 Paolo Carlini <paolo.carlini@oracle.com>
409 * decl.c (grokdeclarator): Check here for typedef a function
410 definition or a member function definition.
411 (start_function): Adjust.
412 (grokmethod): Likewise.
414 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
417 * decl.c (duplicate_decls): Use copy_decl_built_in_function.
418 * pt.c (declare_integer_pack): Use set_decl_built_in_function.
420 2019-08-13 Marek Polacek <polacek@redhat.com>
422 PR c++/90473 - wrong code with nullptr in default argument.
423 * call.c (null_ptr_cst_p): Update quote from the standard.
424 * decl.c (check_default_argument): Don't return nullptr when the arg
427 2019-08-13 Marek Polacek <polacek@redhat.com>
429 * cp-tree.h (DECL_MUTABLE_P): Use FIELD_DECL_CHECK.
431 2019-08-10 Jakub Jelinek <jakub@redhat.com>
433 * parser.c (cp_parser_omp_clause_name): Parse device_type.
434 (cp_parser_omp_clause_device_type): New function.
435 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
436 (OMP_DECLARE_TARGET_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
437 (cp_parser_omp_declare_target): Handle device_type clauses. Remove
438 diagnostics for declare target with clauses nested in clause-less
439 declare target declaration-definition-seq.
440 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_DEVICE_TYPE.
442 2019-08-09 Jakub Jelinek <jakub@redhat.com>
444 * parser.c (check_no_duplicate_clause): Simplify using
446 (cp_parser_omp_clause_if): Fix up printing of target {enter,exit} data
447 directive name modifiers.
450 * parser.c (cp_parser_omp_clause_dist_schedule): Comment out the
451 check_no_duplicate_clause call, instead emit a warning for duplicate
452 dist_schedule clauses.
454 2019-08-08 Paolo Carlini <paolo.carlini@oracle.com>
456 * decl.c (grokdeclarator): Use id_loc and EXPR_LOCATION in
457 a few error messages.
459 2019-08-08 Marek Polacek <polacek@redhat.com>
461 PR c++/87519 - bogus warning with -Wsign-conversion.
462 * typeck.c (cp_build_binary_op): Use same_type_p instead of comparing
465 * constexpr.c (inline_asm_in_constexpr_error): New.
466 (cxx_eval_constant_expression) <case ASM_EXPR>: Call it.
467 (potential_constant_expression_1) <case ASM_EXPR>: Likewise.
469 2019-08-08 Jakub Jelinek <jakub@redhat.com>
471 * semantics.c (finish_omp_clauses): For C_ORT_OMP
472 OMP_CLAUSE_USE_DEVICE_* clauses use oacc_reduction_head bitmap
473 instead of generic_head to track duplicates.
475 2019-08-07 Marek Polacek <polacek@redhat.com>
477 PR c++/81429 - wrong parsing of constructor with C++11 attribute.
478 * parser.c (cp_parser_constructor_declarator_p): Handle the scenario
479 when a parameter declaration begins with [[attribute]].
481 2019-08-07 Marek Polacek <polacek@redhat.com>
483 PR c++/91346 - Implement P1668R1, allow unevaluated asm in constexpr.
484 * constexpr.c (cxx_eval_constant_expression): Handle ASM_EXPR.
485 (potential_constant_expression_1) <case ASM_EXPR>: Allow.
486 * cp-tree.h (finish_asm_stmt): Adjust.
487 * parser.c (cp_parser_asm_definition): Grab the locaion of "asm" and
488 use it. Change an error to a pedwarn. Allow asm in C++2a, warn
490 * pt.c (tsubst_expr): Pass a location down to finish_asm_stmt.
491 * semantics.c (finish_asm_stmt): New location_t parameter. Use it.
493 2019-08-07 Jakub Jelinek <jakub@redhat.com>
495 * parser.c (cp_parser_omp_clause_name): Parse use_device_addr clause.
496 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
497 (OMP_TARGET_DATA_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
498 (cp_parser_omp_target_data): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR
499 like PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR, adjust diagnostics about no
500 map or use_device_* clauses.
501 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_USE_DEVICE_PTR
502 in OpenMP, require pointer or reference to pointer type rather than
503 pointer or array or reference to pointer or array type. Handle
504 OMP_CLAUSE_USE_DEVICE_ADDR.
505 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_USE_DEVICE_ADDR.
507 2019-08-06 Jason Merrill <jason@redhat.com>
509 PR c++/91378 - ICE with noexcept and auto return type.
510 * pt.c (maybe_instantiate_noexcept): push_to_top_level.
512 2019-08-06 Paolo Carlini <paolo.carlini@oracle.com>
514 * decl.c (check_array_designated_initializer): Use
515 cp_expr_loc_or_input_loc in one place.
517 2019-08-06 Jakub Jelinek <jakub@redhat.com>
519 * parser.c (cp_parser_omp_for_loop): For OMP_LOOP, ignore parallel
520 clauses and predetermine iterator as lastprivate.
521 * semantics.c (handle_omp_for_class_iterator): Use
522 OMP_CLAUSE_LASTPRIVATE_LOOP_IV instead of
523 OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV, set it for lastprivate also
524 on OMP_LOOP construct. If a clause is missing for class iterator
525 on OMP_LOOP, add firstprivate clause, and if there is private
526 clause, turn it into firstprivate too.
527 (finish_omp_for): Formatting fix. For OMP_LOOP, adjust
528 OMP_CLAUSE_LASTPRIVATE_LOOP_IV clause CP_CLAUSE_INFO, so that it
529 uses copy ctor instead of default ctor.
530 * cp-gimplify.c (cp_gimplify_expr): Handle OMP_LOOP like
532 (cp_fold_r): Likewise.
533 (cp_genericize_r): Likewise.
534 (cxx_omp_finish_clause): Also finish lastprivate clause with
535 OMP_CLAUSE_LASTPRIVATE_LOOP_IV flag.
536 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_BIND.
537 (tsubst_omp_for_iterator): For OMP_LOOP, ignore parallel
538 clauses and predetermine iterator as lastprivate.
539 * constexpr.c (potential_constant_expression_1): Handle OMP_LOOP
540 like OMP_DISTRIBUTE etc.
542 2019-08-05 Marek Polacek <polacek@redhat.com>
544 DR 2413 - typename in conversion-function-ids.
545 * parser.c (cp_parser_conversion_type_id): Call
546 cp_parser_type_specifier_seq with CP_PARSER_FLAGS_TYPENAME_OPTIONAL
547 instead of CP_PARSER_FLAGS_NONE.
549 2019-08-05 Paolo Carlini <paolo.carlini@oracle.com>
551 * cp-tree.h (cp_expr_loc_or_input_loc): New.
552 (cxx_incomplete_type_diagnostic): Use it.
553 * call.c (build_converted_constant_expr_internal, convert_like_real,
554 convert_arg_to_ellipsis, convert_for_arg_passing, build_over_call,
555 build_cxx_call, perform_implicit_conversion_flags,
556 initialize_reference): Likewise.
557 * constexpr.c (cxx_eval_internal_function, cxx_eval_call_expression,
558 eval_and_check_array_index, cxx_eval_store_expression,
559 cxx_eval_statement_list, cxx_eval_loop_expr,
560 cxx_eval_constant_expression, potential_constant_expression_1):
562 * constraint.cc (check_for_logical_overloads,
563 satisfy_predicate_constraint): Likewise.
564 * cp-gimplify.c (cp_gimplify_expr): Likewise.
565 * cvt.c (cp_convert_to_pointer, convert_to_reference,
566 cp_convert_and_check, ocp_convert, maybe_warn_nodiscard): Likewise.
567 * decl.c (pop_switch): Likewise.
568 * decl2.c (delete_sanity): Likewise.
569 * error.c (location_of): Likewise.
570 * init.c (maybe_warn_list_ctor, build_aggr_init,
571 warn_placement_new_too_small, build_new_1, build_vec_init): Likewise.
572 * lex.c (unqualified_name_lookup_error): Likewise.
573 * parser.c (cp_parser_initializer_list, cp_parser_omp_for_cond):
575 * pt.c (check_for_bare_parameter_packs, check_valid_ptrmem_cst_expr,
576 unify_arg_conversion, convert_nontype_argument,
577 tsubst_copy_and_build, resolve_typename_type): Likewise.
578 * semantics.c (maybe_convert_cond, finish_call_expr,
579 cp_build_vec_convert): Likewise.
580 * typeck.c (decay_conversion, rationalize_conditional_expr,
581 cp_build_unary_op, build_x_compound_expr_from_list,
582 maybe_warn_about_returning_address_of_local,
583 maybe_warn_pessimizing_move): Likewise.
584 * typeck2.c (check_narrowing, digest_init_r,
585 process_init_constructor_array): Likewise.
587 2019-08-05 Tom Honermann <tom@honermann.net>
589 * parser.c (cp_parser_template_declaration_after_parameters): Enable
590 class template argument deduction for non-type template parameters
591 in literal operator templates.
593 2019-08-05 Marek Polacek <polacek@redhat.com>
595 PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
596 * parser.c (cp_parser_postfix_open_square_expression): Warn about uses
597 of a comma operator within a subscripting expression.
598 (cp_parser_skip_to_closing_square_bracket_1): New function, made out
600 (cp_parser_skip_to_closing_square_bracket): ...this.
602 2019-08-05 Jason Merrill <jason@redhat.com>
604 * semantics.c (force_paren_expr): Preserve location.
606 2019-08-02 Marek Polacek <polacek@redhat.com>
608 PR c++/91230 - wrong error with __PRETTY_FUNCTION__ and generic lambda.
609 * pt.c (value_dependent_expression_p): Consider __PRETTY_FUNCTION__
610 inside a template function value-dependent.
612 2019-08-02 Paolo Carlini <paolo.carlini@oracle.com>
614 * tree.c (handle_nodiscard_attribute): Do not warn about nodiscard
615 applied to a constructor.
617 2019-08-02 Martin Liska <mliska@suse.cz>
619 * decl.c (grok_op_properties):
620 Mark DECL_SET_IS_OPERATOR_DELETE for user-provided delete operators.
622 2019-08-01 Martin Sebor <msebor@redhat.com>
625 * decl.c (reshape_init_array_1): Avoid truncating initializer
626 lists containing string literals.
628 2019-08-01 Marek Polacek <polacek@redhat.com>
630 PR c++/90805 - detect narrowing in case values.
631 * decl.c (case_conversion): Detect narrowing in case values.
633 2019-07-31 Paolo Carlini <paolo.carlini@oracle.com>
635 * decl2.c (delete_sanity): Improve diagnostic locations, use
636 cp_expr_loc_or_loc in four places.
638 2019-07-31 Jason Merrill <jason@redhat.com>
640 PR c++/90538 - multiple expansions of capture packs
641 * cp-tree.h (DECLTYPE_FOR_INIT_CAPTURE): Remove.
642 * lambda.c (add_capture): Copy parameter packs from init.
643 (lambda_capture_field_type): Always use auto for init-capture.
644 * pt.c (uses_parameter_packs): Return tree.
645 (tsubst) [DECLTYPE_TYPE]: Remove init-capture handling.
646 (gen_elem_of_pack_expansion_instantiation): Don't push
647 local_specialization_stack.
648 (prepend_one_capture): New.
649 (tsubst_lambda_expr): Use it. Don't touch local_specializations.
650 (do_auto_deduction): Avoid redundant error.
652 Fix copy_node of TEMPLATE_INFO.
653 * cp-tree.h (struct tree_template_info): Use tree_base instead of
654 tree_common. Add tmpl and args fields.
655 (TI_TEMPLATE, TI_ARGS): Adjust.
657 2019-07-30 Martin Liska <mliska@suse.cz>
659 PR tree-optimization/91270
660 * tree-ssa-dce.c (propagate_necessity): Mark 2nd argument
661 of delete operator as needed.
663 2019-07-25 Martin Liska <mliska@suse.cz>
664 Dominik Infuhr <dominik.infuehr@theobroma-systems.com>
667 * decl.c (cxx_init_decl_processing): Mark delete operators
668 with DECL_SET_IS_OPERATOR_DELETE.
670 2019-07-25 Martin Liska <mliska@suse.cz>
672 * decl.c (duplicate_decls): Use new macros
673 (e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
674 (cxx_init_decl_processing): Likewise.
675 (grok_op_properties): Likewise.
676 * parser.c (cp_parser_lambda_declarator_opt): Likewise.
678 2019-07-24 Martin Sebor <msebor@redhat.com>
681 * decl.c (finish_function): Use lang_mask.
683 2019-07-20 Jason Merrill <jason@redhat.com>
685 * cp-tree.h (ovl_iterator::using_p): A USING_DECL by itself was also
686 introduced by a using-declaration.
688 2019-07-20 Jason Merrill <jason@redhat.com>
690 Reduce memory consumption for push/pop_access_scope.
691 * name-lookup.c (leave_scope): Do add class levels other than
692 previous_class_level to free_binding_level.
693 (invalidate_class_lookup_cache): Move from class.c, add to
695 * pt.c (saved_access_scope): Change from list to vec.
697 2019-07-20 Jakub Jelinek <jakub@redhat.com>
699 * cp-tree.h (OMP_FOR_GIMPLIFYING_P): Use OMP_LOOPING_CHECK
700 instead of OMP_LOOP_CHECK.
701 * parser.c (cp_parser_omp_clause_name): Handle bind clause.
702 (cp_parser_omp_clause_bind): New function.
703 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_BIND.
704 (OMP_LOOP_CLAUSE_MASK): Define.
705 (cp_parser_omp_loop): New function.
706 (cp_parser_omp_parallel, cp_parser_omp_teams): Handle parsing of
707 loop combined with parallel or teams.
708 (cp_parser_omp_construct): Handle PRAGMA_OMP_LOOP.
709 (cp_parser_pragma): Likewise.
710 * pt.c (tsubst_expr): Handle OMP_LOOP.
711 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_BIND.
713 2019-07-19 Jason Merrill <jason@redhat.com>
715 PR c++/90101 - dependent class non-type parameter.
716 * pt.c (invalid_nontype_parm_type_p): Check for dependent class type.
718 2019-07-18 Jason Merrill <jason@redhat.com>
720 PR c++/90098 - partial specialization and class non-type parms.
723 * call.c (build_converted_constant_expr_internal): Don't copy.
724 * pt.c (process_partial_specialization): Allow VIEW_CONVERT_EXPR
725 around class non-type parameter.
726 (unify) [TEMPLATE_PARM_INDEX]: Ignore cv-quals.
728 2019-07-16 Jason Merrill <jason@redhat.com>
730 * parser.c (make_location): Add overload taking cp_lexer* as last
733 * parser.c (cp_parser_simple_type_specifier): Separate tentative
734 parses for optional type-spec and CTAD.
736 * parser.c (cp_parser_nested_name_specifier_opt): If the token is
737 already CPP_NESTED_NAME_SPECIFIER, leave it alone.
739 2019-07-12 Jakub Jelinek <jakub@redhat.com>
741 * parser.c (cp_parser_omp_clause_name): Handle order clause.
742 (cp_parser_omp_clause_order): New function.
743 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_ORDER.
744 (OMP_SIMD_CLAUSE_MASK, OMP_FOR_CLAUSE_MASK): Add
745 PRAGMA_OMP_CLAUSE_ORDER.
746 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_ORDER.
747 * pt.c (tsubst_omp_clauses): Likewise.
749 2019-07-10 Paolo Carlini <paolo.carlini@oracle.com>
751 * decl.c (get_type_quals,
752 smallest_type_location (const cp_decl_specifier_seq*)): New.
753 (check_tag_decl): Use smallest_type_location in error_at about
754 multiple types in one declaration.
755 (grokdeclarator): Use locations[ds_complex] in error_at about
756 complex invalid; use locations[ds_storage_class] in error_at
757 about static cdtor; use id_loc in error_at about flexible
758 array member in union; use get_type_quals.
760 2019-07-09 Martin Sebor <msebor@redhat.com>
763 * cp-tree.h: Change class-key of PODs to struct and others to class.
765 * semantics.c (finalize_nrv_r): Same.
767 2019-07-09 Martin Sebor <msebor@redhat.com>
770 * constexpr.c (cxx_eval_call_expression): Change class-key from class
771 to struct and vice versa to match convention and avoid -Wclass-is-pod
773 * constraint.cc (get_concept_definition): Same.
775 * cxx-pretty-print.h: Same.
777 * logic.cc (term_list::replace): Same.
778 * name-lookup.c (find_local_binding): Same.
779 * pt.c (tsubst_binary_right_fold): Same.
780 * search.c (field_accessor_p): Same.
781 * semantics.c (expand_or_defer_fn): Same.
783 2019-07-08 Jakub Jelinek <jakub@redhat.com>
786 * decl2.c (cp_omp_mappable_type_1): Don't emit any note for
787 error_mark_node type.
789 2019-07-05 Jakub Jelinek <jakub@redhat.com>
793 * call.c (build_new_method_call_1): Remove set but not used variable
796 2019-07-05 Paolo Carlini <paolo.carlini@oracle.com>
800 * call.c (build_over_call): Devirtualize user-defined operators
801 coming from a base too.
802 (build_new_method_call_1): Do not devirtualize here.
804 2019-07-04 Marek Polacek <polacek@redhat.com>
807 PR c++/83374 - __is_standard_layout wrong for a class with repeated
809 * class.c (check_bases): Set CLASSTYPE_NON_STD_LAYOUT for a class if
810 CLASSTYPE_REPEATED_BASE_P is true.
812 2019-07-04 Andrew Stubbs <ams@codesourcery.com>
814 * cp-tree.h (cp_omp_emit_unmappable_type_notes): New prototype.
815 * decl.c (cp_finish_decl): Call cp_omp_emit_unmappable_type_notes.
816 * decl2.c (cp_omp_mappable_type): Move contents to ...
817 (cp_omp_mappable_type_1): ... here and add note output.
818 (cp_omp_emit_unmappable_type_notes): New function.
819 * semantics.c (finish_omp_clauses): Call
820 cp_omp_emit_unmappable_type_notes in four places.
822 2019-07-03 Martin Liska <mliska@suse.cz>
824 * call.c (build_new_op_1): Remove dead assignemts.
825 * typeck.c (cp_build_binary_op): Likewise.
827 2019-06-27 Jason Merrill <jason@redhat.com>
829 PR c++/55442 - memory-hog with highly recursive constexpr.
830 * constexpr.c (push_cx_call_context): Return depth.
831 (cxx_eval_call_expression): Don't cache past constexpr_cache_depth.
833 2019-06-27 Jan Hubicka <jh@suse.cz>
835 * class.c (layout_class_type): Set TYPE_CXX_ODR_P for as-base
838 2019-06-27 Martin Liska <mliska@suse.cz>
840 * class.c (adjust_clone_args): Remove obviously
842 (dump_class_hierarchy_r): Likewise.
843 * decl.c (check_initializer): Likewise.
844 * parser.c (cp_parser_lambda_expression): Likewise.
845 * pt.c (unify_bound_ttp_args): Likewise.
846 (convert_template_argument): Likewise.
847 * rtti.c (build_headof): Likewise.
848 * typeck.c (convert_for_initialization): Likewise.
850 2019-06-25 Jason Merrill <jason@redhat.com>
852 PR c++/70462 - unnecessary base ctor variant with final.
853 * optimize.c (populate_clone_array): Skip base variant if
855 (maybe_clone_body): We don't need an alias if we are only defining
858 * class.c (resolves_to_fixed_type_p): Check CLASSTYPE_FINAL.
860 2019-06-25 Jakub Jelinek <jakub@redhat.com>
863 * constexpr.c (cxx_eval_array_reference): Don't look through VCE from
866 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
868 * lex.c (init_reswords): Create keyword for "__intN__" type.
869 * cp-tree.h (cp_decl_specifier_seq): New bitfield "int_n_alt".
870 * decl.c (grokdeclarator): Don't pedwarn about "__intN" ISO
871 C incompatibility if alternate "__intN__" form is used.
872 * parser.c (cp_parser_simple_type_specifier): Set
873 decl_specs->int_n_alt if "__intN__" form is used.
875 2019-06-24 Jan Hubicka <jh@suse.cz>
877 * lex.c (cxx_make_type): Set TYPE_CXX_ODR_P.
879 2019-06-24 Jason Merrill <jason@redhat.com>
881 * class.c (layout_class_type): Don't use a separate
882 CLASSTYPE_AS_BASE if it's the same size.
884 2019-06-23 Marek Polacek <polacek@redhat.com>
886 * call.c (convert_default_arg): Use DEFERRED_PARSE instead of
888 * cp-objcp-common.c (cp_tree_size): Likewise. Use tree_deferred_parse
889 instead of tree_default_arg.
890 * cp-tree.def: Rename DEFAULT_ARG to DEFERRED_PARSE.
891 * cp-tree.h: Rename DEFARG_TOKENS to DEFPARSE_TOKENS. Rename
892 DEFARG_INSTANTIATIONS to DEFPARSE_INSTANTIATIONS. Rename
893 tree_default_arg to tree_deferred_parse.
894 (UNPARSED_NOEXCEPT_SPEC_P): Use DEFERRED_PARSE instead of DEFAULT_ARG.
895 (cp_tree_node_structure_enum): Rename TS_CP_DEFAULT_ARG to
896 TS_CP_DEFERRED_PARSE.
897 (lang_tree_node): Rename tree_default_arg to tree_deferred_parse.
898 Rename default_arg to deferred_parse. Use TS_CP_DEFERRED_PARSE instead
899 of TS_CP_DEFAULT_ARG.
900 (defarg_location): Remove declaration.
901 (defparse_location): Add declaration.
902 * decl.c (grokfndecl): Use DEFERRED_PARSE instead of DEFAULT_ARG.
903 Call defparse_location instead of defarg_location.
904 (check_default_argument): Use DEFERRED_PARSE instead of DEFAULT_ARG.
905 (cp_tree_node_structure): Likewise. Use TS_CP_DEFERRED_PARSE instead
906 of TS_CP_DEFAULT_ARG.
907 * decl2.c (grokfield): Use DEFERRED_PARSE instead of DEFAULT_ARG.
908 * error.c (dump_expr): Likewise.
909 (location_of): Likewise.
910 * init.c (get_nsdmi): Likewise.
911 * parser.c (cp_parser_save_noexcept): Likewise. Use DEFPARSE_TOKENS
912 instead of DEFARG_TOKENS.
913 (cp_parser_late_noexcept_specifier): Likewise.
914 (cp_parser_late_parse_one_default_arg): Use DEFPARSE_TOKENS instead
916 (cp_parser_late_parsing_default_args): Use DEFERRED_PARSE instead of
917 DEFAULT_ARG. Use DEFPARSE_INSTANTIATIONS instead of
918 DEFARG_INSTANTIATIONS.
919 (cp_parser_cache_defarg): Use DEFERRED_PARSE instead of DEFAULT_ARG.
920 Use DEFPARSE_TOKENS instead of DEFARG_TOKENS. Use
921 DEFPARSE_INSTANTIATIONS instead of DEFARG_INSTANTIATIONS.
922 (defparse_location): Renamed from defarg_location.
923 * pt.c (tsubst_default_argument): Use DEFERRED_PARSE instead of
925 (tsubst_arg_types): Likewise.
926 (dependent_type_p_r): Likewise.
927 * tree.c (cp_tree_equal): Likewise.
928 (cp_walk_subtrees): Likewise.
929 * typeck.c (convert_arguments): Likewise.
931 2019-06-22 Marek Polacek <polacek@redhat.com>
933 PR c++/86476 - noexcept-specifier is a complete-class context.
935 * cp-tree.def (DEFAULT_ARG): Update commentary.
936 * cp-tree.h (UNPARSED_NOEXCEPT_SPEC_P): New macro.
937 (tree_default_arg): Use tree_base instead of tree_common.
938 (do_push_parm_decls, maybe_check_overriding_exception_spec): Declare.
939 * decl.c (do_push_parm_decls): New function, broken out of...
940 (store_parm_decls): ...here. Call it.
941 * except.c (nothrow_spec_p): Accept DEFAULT_ARG in the assert.
942 * parser.c (cp_parser_noexcept_specification_opt,
943 cp_parser_late_noexcept_specifier, noexcept_override_late_checks):
945 (unparsed_noexcepts): New macro.
946 (push_unparsed_function_queues): Update initializer.
947 (cp_parser_direct_declarator): Pass FRIEND_P to
948 cp_parser_exception_specification_opt.
949 (inject_parm_decls): New.
950 (pop_injected_parms): New.
951 (cp_parser_class_specifier_1): Implement delayed parsing of
953 (cp_parser_save_noexcept): New.
954 (cp_parser_late_noexcept_specifier): New.
955 (noexcept_override_late_checks): New.
956 (cp_parser_noexcept_specification_opt): Add FRIEND_P parameter. Call
957 cp_parser_save_noexcept instead of the normal processing if needed.
958 (cp_parser_exception_specification_opt): Add FRIEND_P parameter and
959 pass it to cp_parser_noexcept_specification_opt.
960 (cp_parser_save_member_function_body): Fix comment.
961 (cp_parser_save_default_args): Maybe save the noexcept-specifier to
963 (cp_parser_transaction): Update call to
964 cp_parser_noexcept_specification_opt.
965 (cp_parser_transaction_expression): Likewise.
966 * parser.h (cp_unparsed_functions_entry): Add new field to carry
967 a noexcept-specifier.
968 * pt.c (dependent_type_p_r): Handle unparsed noexcept expression.
969 * search.c (maybe_check_overriding_exception_spec): New function, broken
971 (check_final_overrider): ...here. Call
972 maybe_check_overriding_exception_spec.
973 * tree.c (canonical_eh_spec): Handle UNPARSED_NOEXCEPT_SPEC_P.
974 (cp_tree_equal): Handle DEFAULT_ARG.
976 PR c++/90881 - bogus -Wunused-value in unevaluated context.
977 * cvt.c (convert_to_void): Don't emit unused warnings in
978 an unevaluated context.
980 2019-06-22 Paolo Carlini <paolo.carlini@oracle.com>
982 * decl.c (grokdeclarator): Use id_loc, typespec_loc, and
983 locations[ds_storage_class] in a few additional places.
985 2019-06-21 Paolo Carlini <paolo.carlini@oracle.com>
989 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
993 * call.c (build_over_call): Devirtualize when the final overrider
996 2019-06-21 Marek Polacek <polacek@redhat.com>
998 PR c++/61490 - qualified-id in friend function definition.
999 * decl.c (grokdeclarator): Diagnose qualified-id in friend function
1000 definition. Improve location for diagnostics of friend functions.
1002 PR c++/60223 - ICE with T{} in non-deduced context.
1003 * pt.c (unify): Allow COMPOUND_LITERAL_P in a non-deduced context.
1005 PR c++/64235 - missing syntax error with invalid alignas.
1006 * parser.c (cp_parser_std_attribute_spec): Commit to tentative parse
1007 if there's a missing close paren.
1009 PR c++/90490 - fix decltype issues in noexcept-specifier.
1010 * except.c (build_noexcept_spec): Call
1011 instantiate_non_dependent_expr_sfinae before
1012 build_converted_constant_expr instead of calling
1013 instantiate_non_dependent_expr after it. Add
1014 processing_template_decl_sentinel.
1016 2019-06-21 Jakub Jelinek <jakub@redhat.com>
1019 * semantics.c (finish_omp_clauses): Don't reject references to
1020 incomplete types if processing_template_decl.
1022 2019-06-19 Marek Polacek <polacek@redhat.com>
1024 PR c++/60364 - noreturn after first decl not diagnosed.
1025 * decl.c (duplicate_decls): Give an error when a function is
1026 declared [[noreturn]] after its first declaration.
1027 * parser.c (cp_parser_std_attribute): Don't treat C++11 noreturn
1028 attribute as equivalent to GNU's.
1029 * tree.c (std_attribute_table): Add noreturn.
1031 2019-06-19 Jakub Jelinek <jakub@redhat.com>
1033 * cp-gimplify.c (cp_genericize_r): Handle OMP_CLAUSE_{IN,EX}CLUSIVE
1034 like OMP_CLAUSE_SHARED.
1036 2019-06-18 Jason Merrill <jason@redhat.com>
1038 * constexpr.c (cxx_eval_store_expression): Delay target evaluation.
1040 2019-06-18 Jason Merrill <jason@redhat.com>
1042 * constexpr.c (eval_and_check_array_index): Split out from...
1043 (cxx_eval_array_reference): ...here.
1044 (cxx_eval_store_expression): Use it here, too.
1045 (diag_array_subscript): Take location. Strip location wrapper.
1047 2019-06-18 Jason Merrill <jason@redhat.com>
1049 * constexpr.c (cxx_eval_constant_expression): Handle conversion from
1050 and then to the same type.
1052 2019-06-18 Jason Merrill <jason@redhat.com>
1054 * constexpr.c (unshare_constructor): Add MEM_STAT_DECL.
1056 2019-06-17 Jakub Jelinek <jakub@redhat.com>
1058 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_REDUCTION_INSCAN
1059 set need_copy_assignment.
1061 2019-06-17 Marek Polacek <polacek@redhat.com>
1063 PR c++/83820 - excessive attribute arguments not detected.
1064 * parser.c (cp_parser_std_attribute): Detect excessive arguments.
1066 2019-06-17 Nathan Sidwell <nathan@acm.org>
1069 * name-lookup.c (lookup_type_scope_1): Calll qualify_lookup before
1072 2019-06-14 Marek Polacek <polacek@redhat.com>
1074 PR c++/90884 - stray note with -Wctor-dtor-privacy.
1075 * class.c (maybe_warn_about_overly_private_class): Guard the call to
1078 2019-06-12 Jason Merrill <jason@redhat.com>
1080 PR c++/85552 - wrong instantiation of dtor for DMI.
1081 * typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
1083 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1085 * decl.c (grokdeclarator): Use id_loc in five additional places
1086 in the last part of the function.
1088 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1090 * decl.c (grokdeclarator): Move further up the declaration of
1091 id_loc, use it immediately, update its value after the loop
1092 over declarator, use it again in the final part of function;
1093 improve locations of error messages about multiple data types
1094 and conflicting specifiers.
1096 2019-06-13 Richard Biener <rguenther@suse.de>
1099 * typeck2.c (split_nonconstant_init_1): Properly count
1100 num_split_elts, optimize single constructor elt removal.
1102 2019-06-12 Marek Polacek <polacek@redhat.com>
1104 PR c++/66999 - 'this' captured by reference.
1105 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
1106 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
1108 PR c++/90825 - endless recursion when evaluating sizeof.
1109 PR c++/90832 - endless recursion when evaluating sizeof.
1110 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
1111 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
1112 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
1113 is instantiation-dependent.
1115 PR c++/90736 - bogus error with alignof.
1116 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
1118 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
1120 PR c++/90449 - add -Winaccessible-base option.
1121 * class.c (warn_about_ambiguous_bases): Changed name to:
1122 maybe_warn_about_inaccessible_bases.
1123 (maybe_warn_about_inaccessible_bases): Implemented new
1124 Winaccessible-base warning option for both direct and virtual
1126 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
1129 2019-06-11 Richard Biener <rguenther@suse.de>
1132 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
1133 from CONSTRUCTOR by marking to remove elements and doing all
1134 of them in a O(n) scan.
1136 2019-06-11 Jakub Jelinek <jakub@redhat.com>
1139 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
1140 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
1142 2019-06-11 Martin Liska <mliska@suse.cz>
1145 * pt.c (init_template_processing): Disable hash table
1146 sanitization for decl_specializations and type_specializations.
1148 2019-06-10 Jason Merrill <jason@redhat.com>
1150 * constexpr.c (free_constructor): New.
1151 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
1153 * constexpr.c (unshare_constructor): Only unshare if T is itself a
1155 (cxx_eval_call_expression): Don't call it on the result here.
1157 Reduce constexpr_call memory consumption.
1158 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
1160 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
1161 (cxx_eval_call_expression): Adjust.
1163 2019-06-10 Jakub Jelinek <jakub@redhat.com>
1165 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
1167 (cp_parser_omp_scan_loop_body): New function.
1168 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
1169 are inscan reduction clauses.
1170 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
1171 * semantics.c (finish_omp_clauses): Reject mixing inscan with
1172 non-inscan reductions on the same construct, or inscan reductions with
1173 ordered or schedule clauses, or inscan array reductions.
1174 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
1175 (tsubst_expr): Handle OMP_SCAN.
1177 2019-06-07 Jason Merrill <jason@redhat.com>
1179 * constexpr.c (cxx_eval_constant_expression): Call
1180 STRIP_ANY_LOCATION_WRAPPER early.
1181 [CONVERT_EXPR]: Don't build anything for conversion to void.
1182 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
1184 2019-06-05 Martin Sebor <msebor@redhat.com>
1187 * typeck.c (maybe_warn_about_returning_address_of_local): Only
1188 consider functions returning pointers as candidates for
1189 -Wreturn-local-addr.
1191 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
1193 * decl.c (smallest_type_location): New.
1194 (check_special_function_return_type): Use it.
1195 (grokdeclarator): Lkewise.
1197 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
1199 * decl.c (grokdeclarator): Use locations[ds_friend]
1202 2019-06-05 Martin Sebor <msebor@redhat.com>
1204 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
1205 (convert_like_real): Same.
1206 (convert_arg_to_ellipsis): Same.
1207 * constexpr.c (diag_array_subscript): Same.
1208 * constraint.cc (diagnose_trait_expression): Same.
1209 * cvt.c (ocp_convert): Same.
1210 * decl.c (start_decl): Same.
1211 (check_for_uninitialized_const_var): Same.
1213 (check_special_function_return_type): Same.
1214 (finish_enum_value_list): Same.
1215 (start_preparsed_function): Same.
1216 * parser.c (cp_parser_decl_specifier_seq): Same.
1217 * typeck.c (cp_build_binary_op): Same.
1218 (build_static_cast_1): Same.
1220 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
1222 PR c++/63149 - Wrong auto deduction from braced-init-list.
1223 * pt.c (listify_autos): use non cv qualified auto_node in
1224 std::initializer_list<auto>.
1226 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1228 * decl.c (grokdeclarator): Use declarator->id_loc in two
1231 2019-06-04 Nathan Sidwell <nathan@acm.org>
1233 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
1234 and namespace scopes separately.
1236 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
1238 PR c++/60531 - Wrong error about unresolved overloaded function
1239 * typeck.c (cp_build_binary_op): See if overload can be resolved.
1240 (cp_build_unary_op): Ditto.
1242 2019-06-04 Jason Merrill <jason@redhat.com>
1244 Reduce accumulated garbage in constexpr evaluation.
1245 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
1247 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
1250 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1252 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
1253 instead of only up to linear.
1255 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
1257 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
1260 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
1263 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
1265 2019-05-31 Nathan Sidwell <nathan@acm.org>
1267 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
1269 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
1270 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
1271 (make_lambda_name): Don't declare.
1272 * error.c (dump_aggr_type): Check for lambdas before other
1274 * lambda.c (begin_lambda_type): Use make_anon_name.
1275 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
1276 * mangle.c (write_local_name): Likewise.
1277 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
1279 2019-05-30 Marek Polacek <polacek@redhat.com>
1281 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
1283 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1285 * decl.c (grokdeclarator): Use declarator->id_loc in five
1288 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1291 * tree.c (lvalue_kind): Return clk_none for expressions with
1294 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1297 * parser.c (cp_parser_sizeof_operand): When the type-id production
1298 did not work out commit to the tentative parse.
1300 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1302 P1091R3 - Extending structured bindings to be more like var decls
1303 P1381R1 - Reference capture of structured bindings
1304 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
1306 (cp_finish_decomp): Copy over various decl properties from decl to
1307 v[i] in the tuple case.
1308 (grokdeclarator): Allow static, thread_local and __thread for C++2a
1309 and use pedwarn instead of error for older standard revisions.
1310 Make other structured binding diagnostic messages more i18n friendly.
1312 2019-05-28 Nathan Sidwell <nathan@acm.org>
1314 * decl.c (duplicate_decls): Assert a template newdecl has no
1317 2019-05-28 Marek Polacek <polacek@redhat.com>
1319 PR c++/90548 - ICE with generic lambda and empty pack.
1320 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
1322 2019-05-28 Nathan Sidwell <nathan@acm.org>
1324 * cp-tree.h (make_anon_name): Drop declaration.
1325 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
1326 * cp-lang.c (cxx_dwarf_name): Likewise.
1327 * class.c (find_flexarrays): Likewise.
1328 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
1329 * error.c (dump_aggr_type): Likewise.
1330 * pt.c (push_template_decl_real): Likewise.
1331 * name-lookup.c (consider_binding_level): Likewise.
1332 (anon_cnt, make_anon_name): Delete.
1334 2019-05-25 Marek Polacek <polacek@redhat.com>
1336 PR c++/90572 - wrong disambiguation in friend declaration.
1337 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
1338 typename for friend declarations.
1340 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1342 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
1344 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
1345 was resolved by r254694.
1347 2019-05-22 Jason Merrill <jason@redhat.com>
1349 PR c++/20408 - unnecessary code for empty struct.
1350 * call.c (build_call_a): Use simple_empty_class_p.
1352 PR c++/86485 - -Wmaybe-unused with empty class ?:
1353 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
1355 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1357 * parser.c (cp_parser_template_declaration_after_parameters): Use
1358 DECL_SOURCE_LOCATION in literal operator template errors.
1360 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1364 * call.c (build_over_call): Devirtualize when the final overrider
1365 comes from the base.
1367 2019-05-21 Nathan Sidwell <nathan@acm.org>
1369 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
1370 parameter. Document.
1371 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
1372 calls. Remove stray FIXME comment.
1374 * name-lookup.h (struct cp_binding_level): Drop usings field.
1375 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
1376 (finish_nonmember_using_decl): ... this.
1377 * name-lookup.c (push_using_decl_1, push_using_decl):
1378 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
1379 (validate_nonmember_using_decl, finish_namespace_using_decl)
1380 (finish_local_using_decl): Replace with ...
1381 (finish_nonmember_using_decl): ... this. Drop DECL parm.
1382 * parser.c (cp_parser_using_declaration): Don't do lookup here.
1383 * pt.c (tsubst_expr): Do not do using decl lookup here.
1385 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
1387 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
1389 2019-05-20 Marek Polacek <polacek@redhat.com>
1391 CWG 2094 - volatile scalars are trivially copyable.
1393 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
1396 2019-05-20 Marek Polacek <polacek@redhat.com>
1398 * pt.c (convert_template_argument): Add a diagnostic for the
1399 [temp.arg]/2 ambiguity case.
1401 * name-lookup.c (finish_using_directive): Don't issue inform() if the
1402 warning didn't trigger. Add quoting. Tweak the inform message.
1404 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1406 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
1408 2019-05-20 Nathan Sidwell <nathan@acm.org>
1410 * name-lookup.c (finish_namespace_using_directive)
1411 (finish_local_using_directive): Merge to ...
1412 (finish_using_directive): ... here. Handle both contexts.
1413 * name-lookup.h (finish_namespace_using_directive)
1414 (finish_local_using_directive): Replace with ...
1415 (finish_using_directive): ... this.
1416 * parser.c (cp_parser_using_directive): Adjust.
1417 * pt.c (tsubst_expr): Likewise.
1419 * cp-tree.h (struct lang_decl_ns): Remove usings field.
1420 (DECL_NAMESPACE_USING): Delete.
1421 * name-lookup.c (name_lookup::search_usings): Use namespace's
1423 (name_lookup::queue_namespae): Likewise.
1424 (finish_namespace_using_directive, push_namespace): Likewise.
1425 (has_using_namespace_std_directive): Just search the entire
1428 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
1430 PR c++/90532 Ensure __is_constructible(T[]) is false
1431 * method.c (is_xible_helper): Return error_mark_node for construction
1432 of an array of unknown bound.
1434 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1437 * parser.c (cp_finalize_oacc_routine): Rework checking if already
1438 marked with an OpenACC 'routine' directive.
1441 * parser.c (cp_parser_oacc_routine)
1442 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
1443 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
1446 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
1447 clauses from "omp declare target" attribute.
1449 2019-05-16 Martin Sebor <msebor@redhat.com>
1451 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
1453 (print_z_candidates): Same.
1454 (build_conditional_expr_1): Quote keywords, operators, and types
1456 (build_op_delete_call): Same.
1457 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
1459 (convert_like_real): Same.
1460 (convert_arg_to_ellipsis): Quote keywords, operators, and types
1462 (build_over_call): Same.
1463 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
1465 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
1466 (cxx_eval_constant_expression): Quote keywords, operators, and types
1468 (potential_constant_expression_1): Same.
1469 * cp-gimplify.c (cp_genericize_r): Same.
1470 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
1472 (type_promotes_to): Same.
1473 * decl.c (check_previous_goto_1): Same.
1476 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
1477 (grok_op_properties): Quote keywords, operators, and types
1479 * decl2.c (grokfield): Same.
1480 (coerce_delete_type): Same.
1481 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
1482 * friend.c (do_friend): Quote C++ tokens.
1483 * init.c (build_new_1): Quote keywords, operators, and types
1485 (build_vec_delete_1): Same.
1486 (build_delete): Same.
1487 * lex.c (parse_strconst_pragma): Same.
1488 (handle_pragma_implementation): Same.
1489 (unqualified_fn_lookup_error): Same.
1490 * mangle.c (write_type): Same.
1491 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
1492 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
1493 (pop_everything): Same.
1494 * parser.c (cp_lexer_start_debugging): Quote a macro name.
1496 (cp_lexer_stop_debugging): Same.
1497 (cp_parser_userdef_numeric_literal): Quote a C++ header name
1499 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
1500 and types in diagnostics.
1501 (cp_parser_question_colon_clause): Same.
1502 (cp_parser_asm_definition): Same.
1503 (cp_parser_init_declarator): Same.
1504 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
1505 a sentence in a diagnostic.
1506 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
1508 (cp_parser_transaction): Same.
1509 * pt.c (maybe_process_partial_specialization): Replace second call
1510 to permerror with inform for consistency with other uses.
1511 (expand_integer_pack): Quote keywords, operators, and types
1513 * rtti.c (get_typeid): Quote keywords, operators, and types
1515 (build_dynamic_cast_1): Same.
1516 * semantics.c (finish_asm_stmt): Same.
1517 (finish_label_decl): Same.
1518 (finish_bases): Same.
1519 (finish_offsetof): Same.
1520 (cp_check_omp_declare_reduction): Same.
1521 (finish_decltype_type): Same.
1522 * tree.c (handle_init_priority_attribute): Same. Add detail
1524 (maybe_warn_zero_as_null_pointer_constant): Same.
1525 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
1527 (cp_build_unary_op): Same.
1528 (check_for_casting_away_constness): Same.
1529 (build_static_cast): Same.
1530 (build_const_cast_1): Same.
1531 (maybe_warn_about_returning_address_of_local): Same.
1532 (check_return_expr): Same.
1533 * typeck2.c (abstract_virtuals_error_sfinae): Same.
1534 (digest_init_r): Replace a tab with spaces in a diagnostic.
1535 (build_functional_cast): Quote keywords, operators, and types
1538 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1541 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
1542 before the condition (or if missing or constant non-zero at the end
1543 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
1544 if any. Don't call protected_set_expr_location on incr if it already
1547 2019-05-15 Marek Polacek <polacek@redhat.com>
1549 CWG 2096 - constraints on literal unions.
1550 * class.c (check_field_decls): Initialize booleans directly. A union
1551 is literal if at least one of its non-static data members is of
1552 non-volatile literal type.
1554 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1556 * cp-tree.h (REFERENCE_VLA_OK): Remove.
1557 * lambda.c (build_capture_proxy): Remove use of the above.
1559 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1561 * call.c (perform_overload_resolution, build_new_method_call_1):
1562 Use OVL_P; remove redundant TEMPLATE_DECL checks.
1563 * decl.c (grokfndecl): Likewise.
1564 * mangle.c (write_expression): Likewise.
1565 * parser.c (cp_parser_template_id): Likewise.
1566 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
1568 * search.c (build_baselink): Likewise.
1569 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
1571 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
1573 PR preprocessor/90382
1574 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1577 2019-05-13 Jason Merrill <jason@redhat.com>
1579 Use releasing_vec more broadly.
1580 * cp-tree.h (struct releasing_vec): Replace get_ref method with
1582 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
1583 Forwarding functions for releasing_vec.
1584 (release_tree_vector): Declare but don't define.
1585 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
1586 (perform_direct_initialization_if_possible): Use releasing_vec.
1587 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
1589 * cp-gimplify.c (cp_fold): Likewise.
1590 * cvt.c (force_rvalue, ocp_convert): Likewise.
1591 * decl.c (get_tuple_decomp_init): Likewise.
1592 * except.c (build_throw): Likewise.
1593 * init.c (perform_member_init, expand_default_init): Likewise.
1594 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
1595 * parser.c (cp_parser_userdef_char_literal)
1596 (cp_parser_userdef_numeric_literal)
1597 (cp_parser_userdef_string_literal)
1598 (cp_parser_perform_range_for_lookup)
1599 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
1600 (cp_parser_omp_for_loop_init): Likewise.
1601 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
1602 * semantics.c (calculate_direct_bases, calculate_bases)
1603 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
1604 (finish_omp_taskyield, finish_omp_cancel)
1605 (finish_omp_cancellation_point): Likewise.
1606 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
1607 (build_min_non_dep_op_overload): Likewise.
1608 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
1609 (cp_build_modify_expr): Likewise.
1610 * typeck2.c (build_functional_cast): Likewise.
1612 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
1614 * typeck.c (cp_build_function_call_vec): When mark_used fails
1615 unconditionally return error_mark_node.
1617 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
1619 * decl.c (grokvardecl): Use an accurate location in error message
1620 about main as a global variable.
1622 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
1624 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
1625 * cp-gimplify.c (cp_fold): Likewise.
1626 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
1627 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
1628 * cvt.c (perform_qualification_conversions): Likewise.
1629 * decl.c (grokdeclarator): Likewise.
1630 * decl2.c (build_memfn_type): Likewise.
1631 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
1632 * parser.c (cp_parser_omp_declare_reduction): Likewise.
1633 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
1634 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
1635 * rtti.c (ptr_initializer): Likewise.
1636 * semantics.c (finish_asm_stmt, finish_offsetof,
1637 cp_check_omp_declare_reduction): Likewise.
1638 * tree.c (cp_build_qualified_type_real,
1639 cp_build_type_attribute_variant, cxx_type_hash_eq,
1640 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
1641 * typeck.c (structural_comptypes, convert_arguments,
1642 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
1643 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
1646 2019-05-10 Marek Polacek <polacek@redhat.com>
1648 PR c++/78010 - bogus -Wsuggest-override warning on final function.
1649 * class.c (check_for_override): Don't warn for final functions.
1651 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1654 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
1655 c-family/c-cppbuiltin.c.
1657 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
1661 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1663 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1666 2019-05-08 Nathan Sidwell <nathan@acm.org>
1668 Kill DECL_SAVED_FUNCTION_DATA .
1669 * cp-tree.h (language_function): Remove x_auto_return_pattern.
1670 (current_function_auto_return_pattern): Delete.
1671 (lang_decl_fn): Replace saved_language_function with
1672 saved_auto_return type.
1673 (DECL_SAVED_FUNCTION_DATA): Delete.
1674 (DECL_SAVED_AUTO_RETURN_TYPE): New.
1675 (FNDECL_USED_AUTO): Correct documentation.
1676 * decl.c (duplicate_decls): Adjust AUTO return handling.
1677 (start_preparsed_function): Replace
1678 current_function_auto_return_pattern with
1679 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
1681 (finish_function): Likewise.
1682 (save_function_data): Delete.
1683 (fndecl_declared_return_type): Reimplement.
1684 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
1685 * method.c (make_thunk, make_alias_for): Likewise.
1686 * parser.c (cp_parser_jump_statement): Likewise.
1687 * pt.c (do_auto_deduction): Likewise.
1688 * typeck.c (check_return_expr): Likewise.
1690 2019-05-06 Jason Merrill <jason@redhat.com>
1692 PR c++/90171 - reorganize usual_deallocation_fn_p
1693 * call.c (struct dealloc_info): New.
1694 (usual_deallocation_fn_p): Take a dealloc_info*.
1695 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
1696 (build_op_delete_call): Adjust.
1698 2019-05-07 Jason Merrill <jason@redhat.com>
1700 PR c++/86485 - -Wmaybe-unused with empty class ?:
1701 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
1703 * pt.c (type_dependent_expression_p): A non-type template parm with
1704 a placeholder type is type-dependent.
1706 2019-05-06 Marek Polacek <polacek@redhat.com>
1708 PR c++/90265 - ICE with generic lambda.
1709 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
1710 element in the vector.
1712 2019-05-03 Martin Liska <mliska@suse.cz>
1714 * call.c (build_aggr_conv): Use is_empty instead of
1715 elements () == 0 (and similar usages).
1716 * parser.c (cp_parser_lambda_introducer): Likewise.
1718 2019-05-02 Nathan Sidwell <nathan@acm.org>
1720 * semantics.c (finish_id_expression_1): Remove unreachable code.
1722 2019-05-01 Nathan Sidwell <nathan@acm.org>
1724 * name-lookup.h (get_class_binding_direct): Change final arg to
1726 (get_class_binding): Likewise.
1727 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
1728 arg with WANT_TYPE bool. Simplify.
1729 (get_class_binding): Adjust final arg.
1730 * decl.c (reshape_init_class): Adjust get_class_binding calls.
1732 2019-04-30 Nathan Sidwell <nathan@acm.org>
1734 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
1735 nodes. Call c_common_init_ts.
1737 2019-04-29 Nathan Sidwell <nathan@acm.org>
1739 * decl.c (duplicate_decls): Add whitespace, move comments into
1741 * method.c (explain_implicit_non_constexpr): Refactor.
1742 * pt.c (check_explicit_specialization): Fix indentation.
1743 * semantics.c (process_outer_var_ref): Reformat.
1744 (finish_id_expression_1): Use STRIP_TEMPLATE.
1746 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
1748 PR c++/90243 - orphaned note in uninstantiated constexpr function
1749 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
1752 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1755 * decl.c (grokdeclarator): Set type to error_mark_node
1756 upon error about template placeholder type non followed
1757 by a simple declarator-id.
1759 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1761 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1764 2019-04-24 Jason Merrill <jason@redhat.com>
1766 PR c++/90227 - error with template parameter packs.
1767 * pt.c (coerce_template_parms): Do add empty pack when
1770 2019-04-24 Richard Biener <rguenther@suse.de>
1772 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
1773 (conversion_null_warnings): Likewise.
1774 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
1775 early if type1 == type2.
1777 2019-04-22 Jason Merrill <jason@redhat.com>
1779 PR c++/87366 - wrong error with alias template.
1780 * typeck.c (structural_comptypes): When comparing_specializations,
1781 aliases are unequal.
1782 (comptypes): When comparing_specializations, do structural
1785 2019-04-19 Jason Merrill <jason@redhat.com>
1787 PR c++/90190 - CTAD with list-constructor.
1788 * pt.c (do_class_deduction): Don't try the single element deduction
1789 if the single element is also a braced list.
1791 PR c++/90171 - ICE with destroying delete with size_t parm.
1792 * call.c (sized_deallocation_fn_p): New. Use it instead of
1793 second_parm_is_size_t in most cases.
1794 (second_parm_is_size_t): Don't check for aligned.
1796 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
1799 * pt.c (fn_type_unification): When handling null explicit
1800 arguments do not special case non-parameter packs.
1802 2019-04-19 Jakub Jelinek <jakub@redhat.com>
1805 * pt.c (process_template_parm): Set decl to pushdecl result. If
1806 !is_non_type, also set parm to that.
1809 * decl.c (struct cp_switch): Remove outside_range_p member.
1810 (push_switch): Don't clear it.
1811 (pop_switch): Adjust c_do_switch_warnings caller.
1812 (finish_case_label): Adjust c_add_case_label caller.
1815 * decl.c (duplicate_decls): If remove is main variant and
1816 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
1817 variant that has newdecl as TYPE_NAME if any.
1819 2019-04-18 Jason Merrill <jason@redhat.com>
1821 PR c++/87554 - ICE with extern template and reference member.
1822 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
1824 2019-04-17 Jason Merrill <jason@redhat.com>
1826 PR c++/90047 - ICE with enable_if alias template.
1827 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
1828 hash table when we're in SFINAE context.
1830 2019-04-17 Marek Polacek <polacek@redhat.com>
1832 PR c++/90124 - bogus error with incomplete type in decltype.
1833 * typeck.c (build_class_member_access_expr): Check
1834 cp_unevaluated_operand.
1836 2019-04-12 Jakub Jelinek <jakub@redhat.com>
1839 * decl.c (duplicate_decls): When newdecl's type is its main variant,
1840 don't try to remove it from the variant list, but instead assert
1843 2019-04-12 Martin Sebor <msebor@redhat.com>
1847 * parser.c (cp_parser_has_attribute_expression): Handle assignment
1850 2019-04-12 Jason Merrill <jason@redhat.com>
1852 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
1855 2019-04-12 Marek Polacek <polacek@redhat.com>
1857 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
1858 instead of perform_implicit_conversion_flags.
1860 PR c++/87603 - constexpr functions are no longer noexcept.
1861 * constexpr.c (is_sub_constant_expr): Remove unused function.
1862 * cp-tree.h (is_sub_constant_expr): Remove declaration.
1863 * except.c (check_noexcept_r): Don't consider a call to a constexpr
1866 2019-04-11 Jakub Jelinek <jakub@redhat.com>
1868 PR translation/90035
1869 * parser.h (struct cp_parser): Add
1870 type_definition_forbidden_message_arg member.
1871 * parser.c (cp_debug_parser): Print it.
1872 (cp_parser_check_type_definition): Pass
1873 parser->type_definition_forbidden_message_arg as second argument to
1875 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
1876 parser->type_definition_forbidden_message_arg and use G_() with
1877 %qs for parser->type_definition_forbidden_message instead of
1878 building untranslatable message using concat.
1880 2019-04-09 Jakub Jelinek <jakub@redhat.com>
1882 PR translation/90011
1883 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
1885 2019-04-08 Marek Polacek <polacek@redhat.com>
1887 * typeck2.c (digest_init_r): Don't condition the object slicing warning
1890 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
1893 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
1894 when maybe_instantiate_noexcept fails.
1895 (classtype_has_nothrow_assign_or_copy_p): Likewise.
1896 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
1897 to build_exception_variant.
1899 2019-04-05 Marek Polacek <polacek@redhat.com>
1901 PR c++/87145 - bogus error converting class type in template arg list.
1902 * pt.c (convert_nontype_argument): Don't call
1903 build_converted_constant_expr if it could involve calling a conversion
1904 function with a instantiation-dependent constructor as its argument.
1906 2019-04-05 Martin Sebor <msebor@redhat.com>
1909 * decl.c (reshape_init_array_1): Avoid treating empty strings
1910 as zeros in array initializers.
1911 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
1913 2019-04-04 Jason Merrill <jason@redhat.com>
1915 PR c++/89948 - ICE with break in statement-expr.
1916 * constexpr.c (cxx_eval_statement_list): Jumping out of a
1917 statement-expr is non-constant.
1919 2019-04-04 Jason Merrill <jason@redhat.com>
1921 PR c++/89966 - error with non-type auto tparm.
1922 * pt.c (do_auto_deduction): Clear tf_partial.
1924 2019-04-04 Jason Merrill <jason@redhat.com>
1926 PR c++/86986 - ICE with TTP with parameter pack.
1927 * pt.c (coerce_template_parameter_pack): Only look at the type of a
1928 non-type parameter pack.
1929 (fixed_parameter_pack_p_1): Don't recurse into the type of a
1930 non-type parameter pack.
1931 (coerce_template_template_parms): Call add_outermost_template_args.
1933 2019-04-04 Martin Sebor <msebor@redhat.com>
1939 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
1940 from arrays of trivial type and known size.
1941 * mangle.c (write_expression): Convert braced initializer lists
1943 (write_expression): Trim trailing zero-initializers from arrays
1945 (write_template_arg_literal): Mangle strings the same as braced
1948 2019-04-03 Jason Merrill <jason@redhat.com>
1950 PR c++/81866 - ICE with member template and default targ.
1951 * pt.c (tsubst_template_decl): Handle getting a type from
1952 retrieve_specialization.
1954 PR c++/86586 - -fcompare-debug=-Wsign-compare.
1955 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
1957 PR c++/89331 - ICE with offsetof in incomplete class.
1958 * semantics.c (finish_offsetof): Handle error_mark_node.
1959 * typeck.c (build_class_member_access_expr): Call
1960 complete_type_or_maybe_complain before converting to base.
1962 PR c++/89917 - ICE with lambda in variadic mem-init.
1963 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
1965 2019-04-01 Jason Merrill <jason@redhat.com>
1967 PR c++/86946 - ICE with function call in template argument.
1969 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
1972 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
1975 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
1977 2019-03-31 Marek Polacek <polacek@redhat.com>
1979 PR c++/89852 - ICE with C++11 functional cast with { }.
1980 * constexpr.c (fold_non_dependent_expr_template): New static function
1982 (fold_non_dependent_expr): ...here.
1983 (fold_non_dependent_init): New function.
1984 * cp-tree.h (fold_non_dependent_init): Declare.
1985 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
1986 of fold_non_dependent_expr. Don't call maybe_constant_init.
1988 2019-03-30 Jason Merrill <jason@redhat.com>
1990 PR c++/89744 - ICE with specialization of member class template.
1991 * pt.c (lookup_template_class_1): If the partial instantiation is
1992 explicitly specialized, adjust.
1993 (maybe_process_partial_specialization): Also adjust
1996 2019-03-29 Jakub Jelinek <jakub@redhat.com>
1999 * typeck.c: Include gimplify.h.
2000 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
2001 for second time. Formatting fixes.
2003 2019-03-29 Marek Polacek <polacek@redhat.com>
2005 PR c++/89876 - ICE with deprecated conversion.
2006 * call.c (convert_like_real): Only give warnings with tf_warning.
2008 2019-03-28 Marek Polacek <polacek@redhat.com>
2010 PR c++/89612 - ICE with member friend template with noexcept.
2011 * pt.c (maybe_instantiate_noexcept): For function templates, use their
2012 template result (function decl). Don't set up local specializations.
2013 Temporarily turn on processing_template_decl. Update the template type
2016 PR c++/89836 - bool constant expression and explicit conversions.
2017 * call.c (build_converted_constant_expr_internal): New function,
2019 (build_converted_constant_expr): ...this. New.
2020 (build_converted_constant_bool_expr): New.
2021 * cp-tree.h (build_converted_constant_bool_expr): Declare.
2022 * decl.c (build_explicit_specifier): Call
2023 build_converted_constant_bool_expr.
2025 2019-03-28 Jakub Jelinek <jakub@redhat.com>
2028 * constexpr.c (struct check_for_return_continue_data): New type.
2029 (check_for_return_continue): New function.
2030 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
2031 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
2032 in loop bodies and set *jump_target to that if found.
2034 2019-03-27 Jason Merrill <jason@redhat.com>
2036 PR c++/89831 - error with qualified-id in const member function.
2037 * semantics.c (finish_non_static_data_member): Use object cv-quals
2038 in scoped case, too.
2040 PR c++/89421 - ICE with lambda in template parameter list.
2041 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
2042 template parameter list before C++20.
2043 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
2044 * semantics.c (begin_class_definition): Restore error about defining
2045 non-lambda class in template parm list.
2047 2019-03-26 Jason Merrill <jason@redhat.com>
2049 PR c++/86932 - missed SFINAE with empty pack.
2050 * pt.c (coerce_template_parms): Don't add an empty pack if
2052 (fn_type_unification): Pass tf_partial to coerce_template_parms.
2054 PR c++/86429 - constexpr variable in lambda.
2057 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
2058 try evaluating the captured variable directly.
2060 2019-03-26 Jakub Jelinek <jakub@redhat.com>
2063 * semantics.c (finish_omp_atomic): Add warning_sentinel for
2064 -Wunused-value around finish_expr_stmt call.
2066 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
2070 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
2071 to undo the disabling of warnings.
2073 2019-03-25 Jason Merrill <jason@redhat.com>
2075 PR c++/87748 - substitution failure error with decltype.
2076 * pt.c (most_specialized_partial_spec): Clear
2077 processing_template_decl.
2079 2019-03-25 Marek Polacek <polacek@redhat.com>
2081 PR c++/89214 - ICE when initializing aggregates with bases.
2082 * typeck2.c (digest_init_r): Warn about object slicing instead of
2085 PR c++/89705 - ICE with reference binding with conversion function.
2086 * call.c (reference_binding): If the result of the conversion function
2087 is a prvalue of non-class type, use the cv-unqualified type.
2089 2019-03-25 Nathan Sidwell <nathan@acm.org>
2091 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
2093 2019-03-22 Jakub Jelinek <jakub@redhat.com>
2096 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
2097 (maybe_get_tls_wrapper_call): Declare.
2098 * decl2.c (get_tls_wrapper_fn): Make static.
2099 (maybe_get_tls_wrapper_call): New function.
2100 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
2102 * semantics.c (finish_qualified_id_expr): Likewise.
2103 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
2104 * pt.c (tsubst_copy_and_build): Likewise.
2107 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
2108 (cxx_eval_constant_expression): When not skipping, not constant class
2109 or location wrapper, increment *ctx->constexpr_ops_count and if it is
2110 above constexpr_loop_nest_limit, diagnose failure.
2111 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
2112 initialize ctx.constexpr_ops_count to its address.
2113 (is_sub_constant_expr): Likewise.
2115 2019-03-21 Jakub Jelinek <jakub@redhat.com>
2118 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
2119 hash_set<tree, true> &, adjust uses accordingly.
2120 (build_aggr_conv): Change pset from hash_set<tree> *
2121 to hash_set<tree, true>. Replace goto fail; with return NULL;,
2125 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
2126 variables, check for duplicates in this function.
2127 * lambda.c (add_capture): Don't check for duplicates nor use
2129 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
2131 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
2134 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
2135 error_mark_node to comp_except_specs.
2137 2019-03-20 Jason Merrill <jason@redhat.com>
2139 PR c++/87480 - decltype of member access in default template arg
2140 * pt.c (type_unification_real): Accept a dependent result in
2143 2019-03-19 Martin Sebor <msebor@redhat.com>
2145 PR tree-optimization/89688
2146 * typeck2.c (store_init_value): Call braced_lists_to_string for more
2147 kinds of initializers.
2149 2019-03-18 Jason Merrill <jason@redhat.com>
2151 PR c++/89630 - ICE with dependent using-decl as template arg.
2152 * tree.c (cp_tree_equal): Always return false for USING_DECL.
2154 PR c++/89761 - ICE with sizeof... in pack expansion.
2155 * pt.c (argument_pack_element_is_expansion_p): Handle
2156 ARGUMENT_PACK_SELECT.
2158 PR c++/89640 - GNU attributes on lambda.
2159 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
2161 PR c++/89682 - wrong access error in default argument.
2162 * pt.c (tsubst_default_argument): Don't defer access checks.
2164 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
2167 * semantics.c (finish_non_static_data_member): Check return value
2168 of context_for_name_lookup and immediately return error_mark_node
2171 2019-03-17 Jason Merrill <jason@redhat.com>
2173 PR c++/89571 - ICE with ill-formed noexcept on constructor.
2174 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
2175 (regenerate_decl_from_template): Use it for noexcept-specs.
2177 2019-03-14 Jason Merrill <jason@redhat.com>
2179 * parser.c (cp_parser_decl_specifier_seq): Support C++20
2180 concept-definition syntax without 'bool'.
2182 2019-03-14 Jakub Jelinek <jakub@redhat.com>
2185 * semantics.c (finish_qualified_id_expr): Reject variable templates.
2188 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
2189 hash_set<tree> to vec<tree>.
2190 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
2192 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
2193 removal of SAVE_EXPRs from values.
2194 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
2195 method on save_exprs instead of add.
2197 2019-03-13 Jason Merrill <jason@redhat.com>
2199 PR c++/86521 - C++17 copy elision in initialization by constructor.
2200 * call.c (joust_maybe_elide_copy): New.
2203 2019-03-13 Marek Polacek <polacek@redhat.com>
2205 PR c++/88979 - further P0634 fix for constructors.
2206 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
2207 cp_parser_constructor_declarator_p.
2208 (cp_parser_direct_declarator): Allow missing typename for constructor
2210 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
2211 cp_parser_type_specifier.
2213 PR c++/89686 - mixing init-capture and simple-capture in lambda.
2214 * parser.c (cp_parser_lambda_introducer): Give error when combining
2215 init-capture and simple-capture.
2217 PR c++/89660 - bogus error with -Wredundant-move.
2218 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
2219 as the std::move's argument. Don't call convert_for_initialization
2220 when warn_redundant_move isn't on.
2222 2019-03-11 Jason Merrill <jason@redhat.com>
2224 PR c++/86521 - wrong overload resolution with ref-qualifiers.
2225 * call.c (build_user_type_conversion_1): Don't use a conversion to a
2226 reference of the wrong rvalueness for direct binding.
2228 2019-03-11 Martin Liska <mliska@suse.cz>
2230 * cvt.c (build_expr_type_conversion): Wrap apostrophes
2231 in gcc internal format with %'.
2232 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
2233 (grokfndecl): Likewise.
2234 * name-lookup.c (do_pushtag): Likewise.
2235 * pt.c (unify_parameter_deduction_failure): Likewise.
2236 (unify_template_deduction_failure): Likewise.
2238 2019-03-11 Martin Liska <mliska@suse.cz>
2240 * call.c (convert_arg_to_ellipsis): Wrap an option name
2241 in a string format message and fix GNU coding style.
2242 (build_over_call): Likewise.
2243 * class.c (check_field_decl): Likewise.
2244 (layout_nonempty_base_or_field): Likewise.
2245 * constexpr.c (cxx_eval_loop_expr): Likewise.
2246 * cvt.c (type_promotes_to): Likewise.
2247 * decl.c (cxx_init_decl_processing): Likewise.
2248 (mark_inline_variable): Likewise.
2249 (grokdeclarator): Likewise.
2250 * decl2.c (record_mangling): Likewise.
2251 * error.c (maybe_warn_cpp0x): Likewise.
2252 * except.c (doing_eh): Likewise.
2253 * mangle.c (maybe_check_abi_tags): Likewise.
2254 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
2255 (cp_parser_userdef_numeric_literal): Likewise.
2256 (cp_parser_primary_expression): Likewise.
2257 (cp_parser_unqualified_id): Likewise.
2258 (cp_parser_pseudo_destructor_name): Likewise.
2259 (cp_parser_builtin_offsetof): Likewise.
2260 (cp_parser_lambda_expression): Likewise.
2261 (cp_parser_lambda_introducer): Likewise.
2262 (cp_parser_lambda_declarator_opt): Likewise.
2263 (cp_parser_selection_statement): Likewise.
2264 (cp_parser_init_statement): Likewise.
2265 (cp_parser_decomposition_declaration): Likewise.
2266 (cp_parser_function_specifier_opt): Likewise.
2267 (cp_parser_static_assert): Likewise.
2268 (cp_parser_simple_type_specifier): Likewise.
2269 (cp_parser_namespace_definition): Likewise.
2270 (cp_parser_using_declaration): Likewise.
2271 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
2272 (cp_parser_initializer_list): Likewise.
2273 (cp_parser_type_parameter_key): Likewise.
2274 (cp_parser_member_declaration): Likewise.
2275 (cp_parser_try_block): Likewise.
2276 (cp_parser_std_attribute_spec): Likewise.
2277 (cp_parser_requires_clause_opt): Likewise.
2278 * pt.c (check_template_variable): Likewise.
2279 (check_default_tmpl_args): Likewise.
2280 (push_tinst_level_loc): Likewise.
2281 (instantiate_pending_templates): Likewise.
2282 (invalid_nontype_parm_type_p): Likewise.
2283 * repo.c (get_base_filename): Likewise.
2284 * rtti.c (typeid_ok_p): Likewise.
2285 (build_dynamic_cast_1): Likewise.
2286 * tree.c (maybe_warn_parm_abi): Likewise.
2288 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2291 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
2292 one space before " at the end of line and another after " on another
2293 line in a string literal.
2295 PR tree-optimization/89550
2296 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
2297 warning_at returned true.
2298 * decl2.c (c_parse_final_cleanups): Likewise.
2299 * typeck.c (convert_for_assignment): Likewise.
2300 * decl.c (finish_function): Likewise.
2303 * parser.c (cp_parser_asm_definition): Just warn instead of error
2304 on volatile qualifier outside of function body.
2307 * constexpr.c (potential_constant_expression_1): Reject
2308 REINTERPRET_CAST_P NOP_EXPRs.
2311 * call.c (joust): Call print_z_candidate only if pedwarn returned
2314 2019-03-07 Jason Merrill <jason@redhat.com>
2316 PR c++/88123 - lambda and using-directive.
2317 * name-lookup.c (op_unqualified_lookup)
2318 (maybe_save_operator_binding, discard_operator_bindings)
2319 (push_operator_bindings): New.
2320 * typeck.c (build_x_binary_op, build_x_unary_op): Call
2321 maybe_save_operator_binding.
2322 * decl.c (start_preparsed_function): Call push_operator_bindings.
2323 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
2325 PR c++/88820 - ICE with CTAD and member template used in DMI.
2326 * pt.c (do_class_deduction): Handle parm used as its own arg.
2328 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2331 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
2332 at toplevel, but diagnose them.
2334 2019-03-06 Jason Merrill <jason@redhat.com>
2336 PR c++/89381 - implicit copy and using-declaration.
2337 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
2338 op= brought in by a using-declaration.
2340 2019-03-06 Jakub Jelinek <jakub@redhat.com>
2343 * init.c (build_value_init_noctor): Ignore flexible array members.
2345 2019-03-06 Jason Merrill <jason@redhat.com>
2347 PR c++/89576 - if constexpr of lambda capture.
2348 * semantics.c (maybe_convert_cond): Do convert a non-dependent
2349 condition in a template.
2350 * typeck.c (condition_conversion): Handle being called in a
2353 2019-03-06 Marek Polacek <polacek@redhat.com>
2355 PR c++/87378 - bogus -Wredundant-move warning.
2356 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
2357 overload resolution would actually succeed.
2359 2019-03-05 Jason Merrill <jason@redhat.com>
2361 * class.c (is_really_empty_class): Add ignore_vptr parm.
2362 (trivial_default_constructor_is_constexpr): Pass it.
2363 * call.c (build_over_call): Pass it.
2364 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
2365 checking TYPE_POLYMORPHIC_P.
2366 (cxx_eval_component_reference, potential_constant_expression_1):
2368 * cp-gimplify.c (simple_empty_class_p): Pass it.
2369 * init.c (expand_aggr_init_1): Pass it.
2371 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
2374 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
2376 2019-03-04 Jakub Jelinek <jakub@redhat.com>
2379 * call.c (field_in_pset): New function.
2380 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
2382 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2385 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
2386 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
2387 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
2388 (cp_parser_initializer_list): Add designated parameter, set *designated
2389 to a bool whether any designators were parsed.
2390 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
2392 * pt.c (tsubst_copy_and_build): Likewise.
2393 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
2394 don't call build_list_conv, nor build_complex_conv, nor attempt to
2395 convert a single element initializer to scalar.
2397 2019-03-01 Marek Polacek <polacek@redhat.com>
2399 PR c++/89537 - missing location for error with non-static member fn.
2400 * call.c (resolve_args): Use EXPR_LOCATION.
2401 * typeck.c (build_class_member_access_expr): Use input_location.
2403 PR c++/89532 - ICE with incomplete type in decltype.
2404 * semantics.c (finish_compound_literal): Return error_mark_node
2405 if digest_init_flags returns error_mark_node.
2407 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2409 Implement P1002R1, Try-catch blocks in constexpr functions
2411 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
2412 Diagnose constexpr ctor or function with function-try-block with
2413 pedwarn for c++17 and earlier. Formatting fix.
2414 (cp_parser_try_block): Use pedwarn instead of error and only for
2415 c++17 and earlier when try block appears in constexpr function.
2416 * constexpr.c (build_constexpr_constructor_member_initializers):
2417 Handle TRY_BLOCK here instead of erroring on it.
2419 2019-02-28 Jason Merrill <jason@redhat.com>
2421 PR c++/88183 - ICE with .* fold-expression.
2422 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
2424 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
2425 * class.c, lambda.c, pt.c: Revert earlier change.
2426 * lambda.c (add_capture): Don't special-case capture of dependent
2429 * name-lookup.c (print_binding_level): Print this_entity.
2431 2019-02-27 Marek Polacek <polacek@redhat.com>
2433 PR c++/88857 - ICE with value-initialization of argument in template.
2434 * call.c (convert_like_real): Don't call build_value_init in template.
2436 2019-02-27 Jason Merrill <jason@redhat.com>
2438 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
2439 * semantics.c (process_outer_var_ref): Do capture dependent vars.
2440 * class.c (finish_struct): Only add TAG_DEFN if T is in
2441 current_function_decl.
2442 * lambda.c (vla_capture_type): Force the capture type out into the
2443 lambda's enclosing function.
2444 (add_capture): Pass in the lambda.
2445 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
2447 2019-02-27 Marek Polacek <polacek@redhat.com>
2449 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
2450 * parser.c (cp_parser_using_declaration): For an unscoped enum
2451 only use its context if it's not a function declaration.
2453 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
2456 * method.c (process_subob_fn): When maybe_instantiate_noexcept
2457 returns false don't call merge_exception_specifiers.
2459 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
2462 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
2463 for a non-constant parsed expression.
2465 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2468 * constexpr.c (cxx_eval_store_expression): When changing active union
2469 member, set no_zero_init.
2471 2019-02-23 Marek Polacek <polacek@redhat.com>
2473 PR c++/88294 - ICE with non-constant noexcept-specifier.
2474 * pt.c (maybe_instantiate_noexcept): Set up the list of local
2475 specializations. Set current_class_{ptr,ref}.
2477 2019-02-22 David Malcolm <dmalcolm@redhat.com>
2480 * parser.c (cp_parser_unqualified_id): Capture and use locations
2483 2019-02-22 Marek Polacek <polacek@redhat.com>
2485 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
2486 * decl.c (build_explicit_specifier): Don't check
2487 processing_template_decl. Call instantiation_dependent_expression_p
2488 instead of value_dependent_expression_p. Call
2489 instantiate_non_dependent_expr_sfinae before
2490 build_converted_constant_expr instead of calling
2491 instantiate_non_dependent_expr after it. Add
2492 processing_template_decl_sentinel.
2494 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2496 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
2497 parameter, move loc formal parameter to the front. Adjust all
2499 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
2502 2019-02-21 Jason Merrill <jason@redhat.com>
2504 PR c++/87685 - generic lambda 'this' capture error.
2505 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
2506 (maybe_generic_this_capture): Pass -1.
2508 PR c++/88394 - ICE with VLA init-capture.
2509 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
2511 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
2512 * pt.c (do_class_deduction): Don't include explicit specialization
2515 PR c++/89422 - ICE with -g and lambda in default arg in template.
2516 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
2518 2019-02-21 Jason Merrill <jason@redhat.com>
2520 PR c++/88419 - C++17 ICE with class template arg deduction.
2521 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
2522 CLASS_PLACEHOLDER_TEMPLATE.
2524 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2527 * constexpr.c (struct constexpr_fundef): Add parms and result members.
2528 (retrieve_constexpr_fundef): Adjust for the above change.
2529 (register_constexpr_fundef): Save constexpr body with copy_fn,
2530 temporarily set DECL_CONTEXT on DECL_RESULT before that.
2531 (get_fundef_copy): Change FUN argument to FUNDEF with
2532 constexpr_fundef * type, grab body and parms/result out of
2533 constexpr_fundef struct and temporarily change it for copy_fn calls
2535 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
2536 adjust current_function_decl from ctx->call context. Test
2537 !potential_constant_expression instead of !is_constant_expression.
2538 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
2539 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
2540 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
2541 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
2542 operands to be NULL.
2543 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
2544 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
2545 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
2546 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
2547 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
2548 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
2549 DECL_EXPR with USING_DECL operand.
2550 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
2551 build_int_cst to make it a valid constant expression.
2553 2019-02-20 Jason Merrill <jason@redhat.com>
2555 PR c++/88690 - C++17 ICE with empty base in aggregate.
2556 * typeck2.c (process_init_constructor_record): Skip trivial
2557 initialization of an empty base.
2559 2019-02-21 Richard Biener <rguenther@suse.de>
2562 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
2563 make symtab process new functions here.
2565 2019-02-20 Jason Merrill <jason@redhat.com>
2567 PR c++/87921 - wrong error with inline static data member.
2568 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
2569 for a non-template inline variable. Do nothing for an
2570 already-instantiated variable.
2571 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
2573 * decl.c (check_initializer): Likewise.
2574 (make_rtl_for_nonlocal_decl): Likewise.
2575 * pt.c (instantiate_decl): Likewise.
2576 * typeck2.c (store_init_value): Likewise.
2578 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2581 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
2582 for flag_syntax_only from here...
2583 * semantics.c (expand_or_defer_fn_1): ... here.
2586 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
2587 DECL_COMMON, set DECL_INTERFACE_KNOWN.
2590 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
2591 union member for -std=c++17 and earlier.
2593 2019-02-19 Jason Merrill <jason@redhat.com>
2595 PR c++/87513 - 'sorry' mangling PMF template-id.
2596 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
2598 2019-02-19 Jason Merrill <jason@redhat.com>
2600 PR c++/88380 - wrong-code with flexible array and NSDMI.
2601 * typeck2.c (process_init_constructor_record): Skip flexarrays.
2603 2019-02-20 will wray <wjwray@gmail.com>
2605 PR c++/88572 - wrong handling of braces on scalar init.
2606 * decl.c (reshape_init_r): Allow braces around scalar initializer
2607 within aggregate init. Reject double braced-init of scalar
2610 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
2613 * pt.c (tsubst_init): Diagnose an initializer expanding to an
2614 empty list of expressions; tweak wrt dependent types.
2615 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
2616 instead of tsubst_expr.
2618 2019-02-19 Jason Merrill <jason@redhat.com>
2620 PR c++/88368 - wrong 'use of deleted function'
2621 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
2622 (get_defaulted_eh_spec): Call push_tinst_level.
2623 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
2624 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
2626 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
2629 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
2630 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
2632 2019-02-19 Jakub Jelinek <jakub@redhat.com>
2635 * lambda.c (maybe_generic_this_capture): Don't check
2636 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
2639 * typeck.c (build_reinterpret_cast_1): Don't handle void to
2640 && conversion go through build_target_expr_with_type.
2643 * error.c (qualified_name_lookup_error): Only call
2644 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
2646 2019-02-19 Tom Honermann <tom@honermann.net>
2648 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
2650 2019-02-18 Jason Merrill <jason@redhat.com>
2652 PR c++/89336 - multiple stores in constexpr stmt.
2653 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
2656 * pt.c (check_explicit_specialization): If the declarator is a
2657 template-id, only check whether the arguments are dependent.
2659 Improve duplicate [[likely]] diagnostic.
2660 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
2661 to process_stmt_hotness_attribute.
2662 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
2663 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
2665 2019-02-17 Marek Polacek <polacek@redhat.com>
2667 PR c++/89217 - ICE with list-initialization in range-based for loop.
2668 * constexpr.c (unshare_constructor): No longer static.
2669 * cp-tree.h (unshare_constructor): Declare.
2670 * semantics.c (finish_compound_literal): When dealing with a
2671 non-dependent expression in a template, return the original
2672 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
2674 2019-02-13 Marek Polacek <polacek@redhat.com>
2676 PR c++/89297 - ICE with OVERLOAD in template.
2677 * semantics.c (finish_compound_literal): Call
2678 instantiate_non_dependent_expr_sfinae.
2680 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
2683 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
2684 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
2685 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
2686 (shared_member_p): Likewise.
2687 (lookup_member): Likewise.
2688 * decl.c (grok_special_member_properties): Skip USING_DECLs.
2689 * semantics.c (finish_omp_declare_simd_methods): Likewise.
2690 (finish_qualified_id_expr): Do not call shared_member_p with
2694 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
2695 Move cp_evaluated resetting before signature tsubsting.
2696 (gen_elem_of_pack_expansion_instantiation): Separate local
2697 specializations per index.
2699 2019-02-13 David Malcolm <dmalcolm@redhat.com>
2702 * class.c (add_method): Drop destructor assertion.
2704 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2707 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
2708 context (the first argument).
2709 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
2712 2019-02-12 Jason Merrill <jason@redhat.com>
2714 PR c++/89144 - link error with constexpr initializer_list.
2715 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
2716 array for an empty list.
2717 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
2720 2019-02-11 Jason Merrill <jason@redhat.com>
2722 PR c++/89241 - ICE with __func__ in lambda in template.
2723 * pt.c (enclosing_instantiation_of): Also check
2724 instantiated_lambda_fn_p for the template context.
2726 2019-02-11 Marek Polacek <polacek@redhat.com>
2728 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
2729 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
2730 null member pointer value.
2732 2019-02-11 Jakub Jelinek <jakub@redhat.com>
2735 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
2736 to maybe_constant_value calls.
2738 2019-02-11 Marek Polacek <polacek@redhat.com>
2740 * typeck2.c (digest_init_r): Remove commented code.
2742 2019-02-11 Martin Sebor <msebor@redhat.com>
2745 * decl.c (compute_array_index_type_loc): Preserve signed sizes
2746 for diagnostics. Call valid_array_size_p instead of error.
2747 * init.c (build_new_1): Compute size for diagnostic. Call
2748 invalid_array_size_error
2749 (build_new): Call valid_array_size_p instead of error.
2751 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
2754 * call.c (compare_ics): Deal with ck_aggr in either cs.
2756 2019-02-06 David Malcolm <dmalcolm@redhat.com>
2759 * call.c (get_location_for_expr_unwinding_for_system_header): New
2761 (conversion_null_warnings): Use it when getting locations for
2762 EXPR, effectively adding a call to
2763 get_location_for_expr_unwinding_for_system_header for
2764 -Wconversion-null and making use of EXPR_LOCATION for
2765 -Wzero-as-null-pointer-constant.
2767 2019-02-05 Jakub Jelinek <jakub@redhat.com>
2770 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
2771 PARM_DECLs of the thunk.
2772 * lambda.c (maybe_add_lambda_conv_op): Likewise.
2774 2019-02-05 Marek Polacek <polacek@redhat.com>
2776 PR c++/89158 - by-value capture of constexpr variable broken.
2777 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
2778 instead of mark_rvalue_use.
2780 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
2783 * pt.c (instantiates_primary_template_p): New.
2784 (type_dependent_expression_p): Use it.
2786 2019-02-01 Jason Merrill <jason@redhat.com>
2788 PR c++/88761 - ICE with reference capture of constant.
2789 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
2792 2019-02-01 Marek Polacek <polacek@redhat.com>
2794 PR c++/88325 - ICE with invalid out-of-line template member definition.
2795 * parser.c (cp_parser_class_name): Don't call make_typename_type
2798 2019-02-01 Jakub Jelinek <jakub@redhat.com>
2801 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
2802 if require_open failed.
2804 2019-01-31 Marek Polacek <polacek@redhat.com>
2806 PR c++/89083, c++/80864 - ICE with list initialization in template.
2807 * constexpr.c (adjust_temp_type): Use copy_node and change the type
2808 instead of using build_constructor.
2809 * decl.c (reshape_init_r): Don't reshape a digested initializer.
2810 Return the initializer for COMPOUND_LITERAL_P.
2812 PR c++/88983 - ICE with switch in constexpr function.
2813 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
2814 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
2815 label in the else branch if we found it in the then branch.
2817 2019-01-30 Jason Merrill <jason@redhat.com>
2819 PR c++/88752 - ICE with lambda and constexpr if.
2820 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
2821 * pt.c (tsubst_lambda_expr): Set it.
2822 (instantiated_lambda_fn_p): Check it.
2823 (enclosing_instantiation_of): Use it.
2825 2019-01-31 Jakub Jelinek <jakub@redhat.com>
2828 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
2829 a C cast in pp_c_flag_gnu_v3 mode.
2831 2019-01-30 Jakub Jelinek <jakub@redhat.com>
2834 * lambda.c (is_capture_proxy): Don't return true for
2835 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
2837 2019-01-30 Marek Polacek <polacek@redhat.com>
2839 PR c++/89119 - ICE with value-initialization in template.
2840 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
2842 2019-01-29 Jason Merrill <jason@redhat.com>
2844 PR c++/86943 - wrong code converting lambda to function pointer.
2845 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
2846 call. Only forward parms for decltype.
2847 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
2849 * typeck.c (check_return_expr): Don't mess with a thunk call.
2851 2019-01-28 Jason Merrill <jason@redhat.com>
2853 PR c++/89089 - ICE with [[no_unique_address]].
2854 PR c++/88865 - wrong layout with [[no_unique_address]].
2855 * class.c (check_field_decls): A potentially-overlapping field makes
2856 the class non-layout-POD, but not non-empty.
2857 (end_of_class): Always consider empty data members.
2858 (layout_class_type): Set DECL_SIZE for empty fields.
2860 2019-01-28 Marek Polacek <polacek@redhat.com>
2862 PR c++/88358 - name wrongly treated as type.
2863 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
2864 in parameter-list is a type if the function's declarator-id is not
2867 2019-01-27 Marek Polacek <polacek@redhat.com>
2869 PR c++/88815 - narrowing conversion lost in decltype.
2870 PR c++/78244 - narrowing conversion in template not detected.
2871 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
2872 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
2873 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
2874 * semantics.c (finish_compound_literal): When the compound literal
2875 isn't instantiation-dependent and the type isn't type-dependent,
2876 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
2878 PR c++/89024 - ICE with incomplete enum type.
2879 * call.c (standard_conversion): When converting an
2880 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
2882 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
2885 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
2886 * decl2.c (coerce_delete_type): Use build_pointer_type instead
2889 2019-01-24 Jason Merrill <jason@redhat.com>
2891 PR c++/89001 - mangling of reference temporaries
2892 * cp-tree.h (struct saved_scope): Add ref_temp_count.
2893 (current_ref_temp_count): New macro.
2894 * mangle.c (mangle_ref_init_variable): Use it.
2895 * typeck2.c (store_init_value): Clear it.
2896 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
2899 2019-01-24 Jakub Jelinek <jakub@redhat.com>
2902 * semantics.c (finish_omp_cancel): Diagnose more than one if
2903 on #pragma omp cancel with different modifiers. Use
2904 maybe_convert_cond when not in template or build_x_binary_op
2907 2019-01-23 Marek Polacek <polacek@redhat.com>
2909 PR c++/88757 - qualified name treated wrongly as type.
2910 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
2911 in parameter-list as types if name lookup for declarator-id didn't
2912 find one or more function templates.
2914 2019-01-23 Jakub Jelinek <jakub@redhat.com>
2917 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
2918 after genericizing cond and incr expressions.
2921 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
2922 before the begin_bc_block call.
2924 2019-01-21 Jason Merrill <jason@redhat.com>
2926 PR c++/87893 - constexpr ctor ICE on ARM.
2927 PR c++/88293 - ICE with comma expression.
2928 * constexpr.c (initialized_type): Don't shortcut non-void type.
2929 Handle COMPOUND_EXPR.
2930 (cxx_eval_outermost_constant_expr): Return early for void type.
2932 2019-01-21 Jakub Jelinek <jakub@redhat.com>
2935 * optimize.c (cxx_copy_decl): New function.
2936 (clone_body): Use it instead of copy_decl_no_change.
2939 * typeck.c (cp_build_binary_op): Don't instrument
2940 SANITIZE_POINTER_COMPARE if processing_template_decl.
2941 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
2943 2019-01-18 Jason Merrill <jason@redhat.com>
2945 PR c++/88875 - error with explicit list constructor.
2946 * call.c (reference_binding): Don't modify EXPR. Set
2947 need_temporary_p on the ck_user conversion for a temporary.
2948 (convert_like_real): Check it.
2950 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
2954 * call.c (convert_for_arg_passing): Upate the
2955 warn_for_address_or_pointer_of_packed_member call.
2956 * typeck.c (convert_for_assignment): Likewise.
2958 2019-01-17 Jason Merrill <jason@redhat.com>
2960 PR c++/86205 - ICE with ?: of throw and template-id.
2961 * pt.c (resolve_nondeduced_context_or_error): Split out from...
2962 * typeck.c (decay_conversion): ...here.
2963 * call.c (build_conditional_expr_1): Use it.
2965 PR c++/86740, ICE with constexpr if and nested generic lambdas.
2966 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
2968 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2970 * decl.c (grokdeclarator): Use typespec_loc in error messages
2971 about 'auto' and trailing return type.
2973 2019-01-17 David Malcolm <dmalcolm@redhat.com>
2976 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
2979 2019-01-17 Nathan Sidwell <nathan@acm.org>
2982 * semantics.c (process_outer_var_ref): Only skip dependent types
2985 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
2988 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
2989 * name-lookup.c (do_push_to_top_level): Save and reset it.
2990 (do_pop_from_top_level): Restore it.
2993 * pt.c (make_template_placeholder): Use auto_identifier.
2994 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
2995 * error.c (dump_type): Handle template placeholders.
2996 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
2999 * cvt.c (convert_to_void): Handle all cdtor calls as if
3002 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
3004 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
3005 error messages about ill-formed uses of mutable.
3007 2019-01-16 Marek Polacek <polacek@redhat.com>
3009 PR c++/78244 - narrowing conversion in template not detected.
3010 * call.c (perform_implicit_conversion_flags): Set
3011 IMPLICIT_CONV_EXPR_BRACED_INIT.
3012 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
3013 * pt.c (tsubst_copy_and_build): Use it.
3015 2019-01-15 David Malcolm <dmalcolm@redhat.com>
3018 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
3021 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
3023 * decl.c (start_decl): Improve error location.
3024 * decl2.c (grokfield): Likewise.
3026 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
3028 * decl.c (grokdeclarator): Move further up the location_t loc
3029 declaration and use the location when building a TYPE_DECL for
3031 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
3032 about an ill-formed bit-field as typedef.
3034 2019-01-14 Marek Polacek <polacek@redhat.com>
3036 PR c++/88830 - ICE with abstract class.
3037 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
3040 PR c++/88825 - ICE with bogus function return type deduction.
3041 * typeck.c (can_do_nrvo_p): Check error_mark_node.
3043 2019-01-14 Tom Honermann <tom@honermann.net>
3045 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
3046 * cvt.c (type_promotes_to): Handle char8_t promotion.
3047 * decl.c (grokdeclarator): Handle invalid type specifier
3048 combinations involving char8_t.
3049 * lex.c (init_reswords): Add char8_t as a reserved word.
3050 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
3051 * parser.c (cp_keyword_starts_decl_specifier_p)
3052 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
3054 (cp_parser_string_literal): Use char8_array_type_node for the type
3056 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
3058 * rtti.c (emit_support_tinfos): type_info support for char8_t.
3059 * tree.c (char_type_p): Recognize char8_t as a character type.
3060 * typeck.c (string_conv_p): Handle conversions of u8 string
3061 literals of char8_t type.
3062 (check_literal_operator_args): Handle UDLs with u8 string literals
3064 * typeck2.c (ordinary_char_type_p): New.
3065 (digest_init_r): Disallow initializing a char array with a u8 string
3068 2019-01-14 Martin Liska <mliska@suse.cz>
3070 PR gcov-profile/88263
3071 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
3072 as location of the TLS wrapper.
3074 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
3076 * decl.c (cp_finish_decl): Improve error location.
3077 * decl2.c (grokfield): Likewise, improve two locations.
3079 2019-01-11 Marek Polacek <polacek@redhat.com>
3081 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
3082 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
3085 2019-01-11 Jason Merrill <jason@redhat.com>
3087 PR c++/88312 - pack expansion of decltype.
3088 * pt.c (instantiation_dependent_r): A template non-type parameter
3089 pack is instantiation-dependent.
3091 2019-01-11 Jason Merrill <jason@redhat.com>
3093 PR c++/88613 - ICE with use of const var in lambda.
3094 * expr.c (mark_use): Fix location wrapper handling.
3095 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
3097 2019-01-11 Tobias Burnus <burnus@net-b.de>
3100 * decl2.c (maybe_emit_vtables): If needed, generate code for
3101 the destructor of an abstract class.
3102 (mark_used): Update comment for older function-name change.
3104 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
3106 * decl.c (start_decl): Improve error location.
3107 (grokdeclarator): Likewise, improve two locations.
3109 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
3113 * cp-tree.h: Mechanically replace "can not" with "cannot".
3114 * parser.c: Likewise.
3117 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
3119 * decl.c (grok_reference_init): Improve error location.
3120 (grokdeclarator): Likewise, improve two locations.
3122 2019-01-08 Marek Polacek <polacek@redhat.com>
3124 PR c++/88538 - braced-init-list in template-argument-list.
3125 * parser.c (cp_parser_template_argument): Handle braced-init-list when
3128 PR c++/88548 - this accepted in static member functions.
3129 * parser.c (cp_debug_parser): Adjust printing of
3130 local_variables_forbidden_p.
3131 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
3132 (cp_parser_primary_expression): When checking
3133 local_variables_forbidden_p, use THIS_FORBIDDEN or
3134 LOCAL_VARS_FORBIDDEN.
3135 (cp_parser_lambda_body): Update the type of
3136 local_variables_forbidden_p. Set it to 0 rather than false.
3137 (cp_parser_condition): Adjust call to cp_parser_declarator.
3138 (cp_parser_explicit_instantiation): Likewise.
3139 (cp_parser_init_declarator): Likewise.
3140 (cp_parser_declarator): New parameter. Use it.
3141 (cp_parser_direct_declarator): New parameter. Use it to set
3142 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
3143 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
3144 (cp_parser_parameter_declaration): Likewise.
3145 (cp_parser_default_argument): Update the type of
3146 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
3148 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
3149 'static' or 'friend'.
3150 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
3151 (cp_parser_late_parsing_default_args): Update the type of
3152 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
3154 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
3155 (cp_parser_objc_class_ivars): Likewise.
3156 (cp_parser_objc_struct_declaration): Likewise.
3157 (cp_parser_omp_for_loop_init): Likewise.
3158 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
3160 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
3163 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
3165 * decl.c (start_decl): Improve permerror location.
3167 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
3168 Jakub Jelinek <jakub@redhat.com>
3171 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
3172 fixit hint if current_class_ref is NULL. Use a single if instead of
3175 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
3177 * decl.c (start_decl): Improve two error_at locations.
3178 (expand_static_init): Likewise.
3180 2019-01-07 Marek Polacek <polacek@redhat.com>
3182 PR c++/88741 - wrong error with initializer-string.
3183 * decl.c (cp_complete_array_type): Strip any location wrappers.
3185 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
3191 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
3192 * typeck2.c (digest_init_r): Raise an error for non-static
3193 initialization of a flexible array member.
3194 (process_init_constructor, massage_init_elt,
3195 process_init_constructor_array, process_init_constructor_record,
3196 process_init_constructor_union, process_init_constructor): Add the
3197 flags parameter and pass it thru.
3198 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
3199 digest_init_flags for static decls.
3201 2019-01-07 Jakub Jelinek <jakub@redhat.com>
3204 * cp-tree.h (cp_build_vec_convert): Declare.
3205 * parser.c (cp_parser_postfix_expression): Parse
3206 __builtin_convertvector.
3207 * constexpr.c: Include fold-const-call.h.
3208 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
3209 (potential_constant_expression_1): Likewise.
3210 * semantics.c (cp_build_vec_convert): New function.
3211 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
3214 2019-01-03 Jakub Jelinek <jakub@redhat.com>
3217 * decl.c (builtin_function_1): Return result of pushdecl_top_level
3218 or pushdecl rather than decl.
3220 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
3222 * tree.c (handle_nodiscard_attribute): Improve warning location.
3224 2019-01-02 Marek Polacek <polacek@redhat.com>
3226 PR c++/88612 - ICE with -Waddress-of-packed-member.
3227 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
3228 * typeck.c (convert_for_assignment): Likewise.
3230 PR c++/88631 - CTAD failing for value-initialization.
3231 * typeck2.c (build_functional_cast): Try deducing the template
3232 arguments even if there are no arguments to deduce from.
3234 2019-01-01 Jakub Jelinek <jakub@redhat.com>
3236 Update copyright years.
3238 Copyright (C) 2019 Free Software Foundation, Inc.
3240 Copying and distribution of this file, with or without modification,
3241 are permitted in any medium without royalty provided the copyright
3242 notice and this notice are preserved.