1 2019-09-25 Marek Polacek <polacek@redhat.com>
3 PR c++/91877 - ICE with converting member of packed struct.
4 * call.c (convert_like_real): Use similar_type_p in an assert.
6 2019-09-25 Paolo Carlini <paolo.carlini@oracle.com>
8 * name-lookup.c (check_extern_c_conflict): Use DECL_SOURCE_LOCATION.
9 (check_local_shadow): Use it in three additional places.
11 2019-09-24 Jason Merrill <jason@redhat.com>
13 * parser.c (cp_parser_postfix_expression): Do set location of
14 dependent member call.
16 2019-09-24 Marek Polacek <polacek@redhat.com>
18 PR c++/91868 - improve -Wshadow location.
19 * name-lookup.c (check_local_shadow): Use DECL_SOURCE_LOCATION
20 instead of input_location.
22 PR c++/91845 - ICE with invalid pointer-to-member.
23 * expr.c (mark_use): Use error_operand_p.
24 * typeck2.c (build_m_component_ref): Check error_operand_p after
25 calling mark_[lr]value_use.
27 2019-09-23 Paolo Carlini <paolo.carlini@oracle.com>
29 * pt.c (check_explicit_specialization): Use cp_expr_loc_or_input_loc.
30 (process_partial_specialization): Likewise.
31 (convert_nontype_argument_function): Likewise.
32 (invalid_tparm_referent_p): Likewise.
33 (convert_template_argument): Likewise.
34 (check_valid_ptrmem_cst_expr): Tidy.
36 2019-09-23 Jason Merrill <jason@redhat.com>
38 PR c++/91809 - bit-field and ellipsis.
39 * call.c (convert_arg_to_ellipsis): Don't call decay_conversion for
42 2019-09-23 Marek Polacek <polacek@redhat.com>
44 PR c++/91844 - Implement CWG 2352, Similar types and reference binding.
45 * call.c (reference_related_p): Use similar_type_p instead of
47 (reference_compatible_p): Update implementation to match CWG 2352.
48 * cp-tree.h (similar_type_p): Declare.
49 * typeck.c (similar_type_p): New.
51 2019-09-22 Marek Polacek <polacek@redhat.com>
53 PR c++/91819 - ICE with operator++ and enum.
54 * call.c (build_new_op_1): Set arg2_type.
56 2019-09-17 Jason Merrill <jason@redhat.com>
58 * parser.c (cp_parser_statement): Handle [[likely]] on
61 2019-09-19 Jason Merrill <jason@redhat.com>
64 * call.c (build_new_op_1): Don't apply any standard conversions to
65 the operands of a built-in operator. Don't suppress conversions in
67 * typeck.c (cp_build_unary_op): Do integral promotions for enums.
69 2019-09-16 Paolo Carlini <paolo.carlini@oracle.com>
71 * decl.c (grokdeclarator): Use declspecs->locations and
72 declarator->id_loc in a few error messages.
73 * pt.c (finish_member_template_decl): Use DECL_SOURCE_LOCATION.
74 (push_template_decl_real): Likewise.
76 2019-09-15 Jason Merrill <jason@redhat.com>
78 PR c++/30277 - int-width bit-field promotion.
79 PR c++/33819 - long bit-field promotion.
80 * typeck.c (cp_perform_integral_promotions): Handle large bit-fields
81 properly. Handle 32-bit non-int bit-fields properly.
82 (is_bitfield_expr_with_lowered_type): Don't look through NOP_EXPR.
84 PR c++/82165 - enum bitfields and operator overloading.
85 * call.c (build_new_op_1): Use unlowered_expr_type.
87 * call.c (build_new_op_1): Don't apply any standard conversions to
88 the operands of a built-in operator. Don't suppress conversions in
90 * typeck.c (cp_build_unary_op): Do integral promotions for enums.
92 2019-09-15 Marek Polacek <polacek@redhat.com>
94 PR c++/91740 - ICE with constexpr call and ?: in ARRAY_REF.
95 * pt.c (build_non_dependent_expr): Call build_non_dependent_expr for
98 2019-09-15 Nathan Sidwell <nathan@acm.org>
100 * cp-tree.h (DECL_CLONED_FUNCTION_P): Reimplement using
101 IDENTIFIER_CDTOR_P, correct documentation.
102 (DECL_CLONED_FUNCTION): Directly access field.
103 (decl_cloned_function_p): Delete.
104 * class.c (decl_cloned_function_p): Delete.
105 * pt.c (instantiate_template_1): Check DECL_CHAIN is a decl.
107 2019-09-11 Nathan Sidwell <nathan@acm.org>
109 * c-objcp-common.c (cp-objcp-common.c): Alphababetize and
110 correctly mark all C++ nodes.
111 * decl.c (cp_tree_node_structure): Alphabetize.
113 2019-09-10 Marek Polacek <polacek@redhat.com>
115 PR c++/91673 - ICE with noexcept in alias-declaration.
116 * parser.c (CP_PARSER_FLAGS_DELAY_NOEXCEPT): New parser flag.
117 (cp_parser_lambda_declarator_opt): Pass CP_PARSER_FLAGS_NONE to
118 cp_parser_exception_specification_opt.
119 (cp_parser_direct_declarator): Adjust a call to
120 cp_parser_exception_specification_opt.
121 (cp_parser_member_declaration): Pass CP_PARSER_FLAGS_DELAY_NOEXCEPT
122 to cp_parser_declarator if not processing a friend or typedef
124 (cp_parser_late_noexcept_specifier): Adjust a call to
125 cp_parser_noexcept_specification_opt.
126 (cp_parser_noexcept_specification_opt): New parameter for parser flags,
127 drop the FRIEND_P parameter. Use the new parameter.
128 (cp_parser_exception_specification_opt): Likewise.
129 (cp_parser_transaction): Adjust a call to
130 cp_parser_noexcept_specification_opt.
131 (cp_parser_transaction_expression): Likewise.
133 2019-09-10 Marek Polacek <polacek@redhat.com>
135 PR c++/91705 - constexpr evaluation rejects ++/-- on floats.
136 * constexpr.c (cxx_eval_increment_expression): Call fold_simple on
139 2019-09-10 Paolo Carlini <paolo.carlini@oracle.com>
141 * decl.c (has_designator_problem): Use cp_expr_loc_or_input_loc
143 (build_enumerator): Likewise.
144 (cp_finish_decl): Use DECL_SOURCE_LOCATION.
145 (grokdeclarator): Use id_loc in two error_at; change errror
146 message about constinit together constexpr to use two ranges.
148 2019-09-09 Marek Polacek <polacek@redhat.com>
150 PR c++/84374 - diagnose invalid uses of decltype(auto).
151 * decl.c (grokdeclarator): Diagnose wrong usage of decltype(auto) in
152 a function declaration.
154 2019-09-06 Nathan Sidwell <nathan@acm.org>
157 * cp-tree.h (IDENTIFIER_REPO_CHOSEN, DECL_REPO_AVAILABLE_P): Delete.
158 (struct lang_decl_base): Remove repo_available_p.
159 * decl.c (duplicate_decls): Don't copy DECL_REPO_AVAILABLE_P.
161 (Reserve TREE_LANG_FLAG_3 for modules.
162 * cp-tree.h (DECL_CONSTRUCTION_VTABLE_P): Delete.
163 (DECL_NON_TRIVIALLY_INITIALIZED_P): Move to TREE_LANG_FLAG_6.
164 * class.c (build_ctor_vtbl_group): Don't set
165 DECL_CONSTRUCTION_VTABLE_P.
166 * decl2.c (determine_visibility_from_class): Don't check
167 DECL_CONSTRUCTION_VTABLE_P anymore.
169 2019-09-06 Martin Liska <mliska@suse.cz>
172 * Make-lang.in: Remove repo.o.
173 * config-lang.in: Likewise.
174 * cp-tree.h (init_repo): Remove declarations
175 of repo-related functions.
176 (repo_emit_p): Likewise.
177 (repo_export_class_p): Likewise.
178 (finish_repo): Likewise.
179 * decl2.c (import_export_class): Always
181 (mark_needed): Remove -frepo from comment.
182 (import_export_decl): Similarly here.
183 (c_parse_final_cleanups): Remove call of finish_repo.
184 * lex.c (cxx_init): Remove call to init_repo.
185 * optimize.c (can_alias_cdtor): Remove dead condition.
186 * pt.c (push_template_decl_real): Update comment.
187 (instantiate_decl): Remove dead code used for -frepo.
190 2019-09-05 Marek Polacek <polacek@redhat.com>
192 PR c++/91644 - ICE with constinit in function template.
193 * decl.c (start_decl): Call retrofit_lang_decl for constinit variables.
194 * pt.c (tsubst_expr): Pass LOOKUP_CONSTINIT down to cp_finish_decl for
197 2019-09-05 Nathan Sidwell <nathan@acm.org>
199 * cp-tree.h (DECL_VTABLE_OR_VTT_P): Forward to DECL_VIRTUAL_P.
201 2019-09-04 Marek Polacek <polacek@redhat.com>
203 * call.c (build_over_call): Remove -fdeduce-init-list implementation.
204 * pt.c (unify): Likewise.
206 2019-09-01 Marek Polacek <polacek@redhat.com>
208 PR c++/91129 - wrong error with binary op in template argument.
209 * typeck.c (warn_for_null_address): Use fold_for_warn instead of
210 fold_non_dependent_expr.
211 (cp_build_binary_op): Likewise.
213 2019-08-30 Jason Merrill <jason@redhat.com>
215 Add source location to TRAIT_EXPR.
216 * cp-tree.h (TRAIT_EXPR_LOCATION): New.
217 (struct tree_trait_expr): Add locus field.
218 * parser.c (cp_parser_trait_expr): Pass trait_loc down.
219 * pt.c (tsubst_copy_and_build) [TRAIT_EXPR]: Likewise.
220 * semantics.c (finish_trait_expr): Add location parm.
221 * tree.c (cp_expr_location): Handle TRAIT_EXPR.
223 2019-08-29 Paolo Carlini <paolo.carlini@oracle.com>
225 * decl.c (check_var_type): Add location_t parameter and use it.
226 (grokdeclarator): Adjust call.
227 * pt.c (tsubst_decl): Likewise.
228 * cp-tree.h: Adjust declaration.
230 2019-08-28 Marek Polacek <polacek@redhat.com>
232 Implement P1152R4: Deprecating some uses of volatile.
234 * cp-gimplify.c (cp_fold): Set TREE_THIS_VOLATILE.
235 * decl.c (grokdeclarator): Warn about a volatile-qualified structured
236 binding and return type.
237 (grokparms): Warn about a volatile-qualified function parameter.
238 * expr.c (mark_use) <case MODIFY_EXPR>: Emit a -Wvolatile warning.
239 * typeck.c (cp_build_unary_op): Emit a -Wvolatile warning for pre and
240 post ++/-- on a volatile operand.
241 (genericize_compound_lvalue): Use a better location. Don't lose
243 (cp_build_modify_expr): Emit a -Wvolatile warning for a compound
244 assignment whose LHS is volatile-qualified. Build the assignment with
245 a more precise location.
247 2019-08-28 Marek Polacek <polacek@redhat.com>
249 PR c++/91360 - Implement C++20 P1143R2: constinit.
250 * cp-tree.h (TINFO_VAR_DECLARED_CONSTINIT): Define.
251 (LOOKUP_CONSTINIT): Define.
252 (enum cp_decl_spec): Add ds_constinit.
253 * decl.c (check_tag_decl): Give an error for constinit in type
255 (check_initializer): Also check LOOKUP_CONSTINIT.
256 (cp_finish_decl): Add checking for a constinit declaration. Set
257 TINFO_VAR_DECLARED_CONSTINIT.
258 (grokdeclarator): Add checking for a declaration with the constinit
260 * lex.c (init_reswords): Handle D_CXX20.
261 * parser.c (cp_lexer_get_preprocessor_token): Pass a better location
262 to warning_at. Warn about C++20 keywords.
263 (cp_keyword_starts_decl_specifier_p): Handle RID_CONSTINIT.
264 (cp_parser_diagnose_invalid_type_name): Add an inform about constinit.
265 (cp_parser_decomposition_declaration): Maybe pass LOOKUP_CONSTINIT to
267 (cp_parser_decl_specifier_seq): Handle RID_CONSTINIT.
268 (cp_parser_init_declarator): Maybe pass LOOKUP_CONSTINIT to
270 (set_and_check_decl_spec_loc): Add "constinit".
271 * pt.c (tsubst_decl): Set TINFO_VAR_DECLARED_CONSTINIT.
272 (instantiate_decl): Maybe pass LOOKUP_CONSTINIT to cp_finish_decl.
273 * typeck2.c (store_init_value): If a constinit variable wasn't
274 initialized using a constant initializer, give an error.
276 2019-08-28 Nathan Sidwell <nathan@acm.org>
279 * name-lookup.c (cp_emit_debug_info): Check for builtins during
282 2019-08-27 Marek Polacek <polacek@redhat.com>
284 PR c++/81676 - bogus -Wunused warnings in constexpr if.
285 * semantics.c (maybe_mark_exp_read_r): New function.
286 (finish_if_stmt): Call it on THEN_CLAUSE and ELSE_CLAUSE.
288 PR c++/91428 - warn about std::is_constant_evaluated in if constexpr.
289 * cp-tree.h (decl_in_std_namespace_p): Declare.
290 * semantics.c (is_std_constant_evaluated_p): New.
291 (finish_if_stmt_cond): Warn about "std::is_constant_evaluated ()" in
293 * typeck.c (decl_in_std_namespace_p): No longer static.
295 2019-08-26 Jason Merrill <jason@redhat.com>
297 * decl.c (duplicate_decls): Always merge DECL_DECLARED_CONSTEXPR_P.
299 2019-08-26 Marek Polacek <polacek@redhat.com>
301 PR c++/91545 - ICE in constexpr store evaluation.
302 * constexpr.c (cxx_eval_store_expression): Check FIELD_DECL instead
305 2019-08-24 Nathan Sidwell <nathan@acm.org>
307 * class.c (check_for_overrides): Conversion operators need
310 2019-08-24 Paolo Carlini <paolo.carlini@oracle.com>
312 * semantics.c (finish_switch_cond): Improve error message location.
314 2019-08-23 Jason Merrill <jason@redhat.com>
316 * decl2.c (decl_dependent_p): New.
317 (mark_used): Check it instead of just processing_template_decl.
319 2019-08-23 Jason Merrill <jason@redhat.com>
321 * parser.c (cp_parser_nested_name_specifier_opt): Avoid redundant
324 2019-08-23 Marek Polacek <polacek@redhat.com>
326 PR c++/91521 - wrong error with operator->.
327 * decl.c (grokdeclarator): Return error_mark_node for an invalid
328 trailing return type.
330 PR c++/79817 - attribute deprecated on namespace.
331 * cp-tree.h (cp_warn_deprecated_use_scopes): Declare.
332 * decl.c (grokdeclarator): Call cp_warn_deprecated_use_scopes.
333 (type_is_deprecated): Likewise.
334 * decl2.c (cp_warn_deprecated_use_scopes): New function.
335 * name-lookup.c (handle_namespace_attrs): Handle attribute deprecated.
336 * parser.c (cp_parser_namespace_alias_definition): Call
337 cp_warn_deprecated_use_scopes.
338 (cp_parser_using_declaration): Likewise.
339 (cp_parser_using_directive): Likewise.
340 * semantics.c (finish_id_expression_1): Likewise.
342 2019-08-23 Nathan Sidwell <nathan@acm.org>
344 * class.c (check_for_override): Checking IDENTIFIER_VIRTUAL_P is
345 sufficient, reorder DECL_OVERRIDE_P check.
347 2019-08-23 Iain Sandoe <iain@sandoe.co.uk>
350 * parser.c (cp_parser_initial_pragma): Call c_common_no_more_pch ()
351 after determining that the first token is not
352 PRAGMA_GCC_PCH_PREPROCESS.
354 2019-08-22 Marek Polacek <polacek@redhat.com>
356 PR c++/91304 - prefix attributes ignored in condition.
357 * parser.c (cp_parser_condition): Handle prefix attributes.
359 2019-08-21 Richard Sandiford <richard.sandiford@arm.com>
362 * decl.c (duplicate_decls): Call copy_attributes_to_builtin inside
363 the BUILT_IN_NORMAL block rather than afterward.
365 2019-08-19 Marek Polacek <polacek@redhat.com>
367 PR c++/91264 - detect modifying const objects in constexpr.
368 * constexpr.c (modifying_const_object_error): New function.
369 (cxx_eval_call_expression): Set TREE_READONLY on a CONSTRUCTOR of
370 a const-qualified object after it's been fully constructed.
371 (modifying_const_object_p): New function.
372 (cxx_eval_store_expression): Detect modifying a const object
373 during constant expression evaluation.
374 (cxx_eval_increment_expression): Use a better location when building
376 (cxx_eval_constant_expression) <case DECL_EXPR>: Mark a constant
377 object's constructor TREE_READONLY.
379 2019-08-15 Jason Merrill <jason@redhat.com>
381 PR c++/90393 - ICE with thow in ?:
383 PR c++/64372, DR 1560 - Gratuitous lvalue-to-rvalue conversion in ?:
384 * tree.c (lvalue_kind): Handle throw in one arm.
385 * typeck.c (rationalize_conditional_expr): Likewise.
386 (cp_build_modify_expr): Likewise.
388 2019-08-14 Jason Merrill <jason@redhat.com>
390 Implement P0848R3, Conditionally Trivial Special Member Functions.
391 * tree.c (special_memfn_p): New.
392 * class.c (add_method): When overloading, hide ineligible special
394 (check_methods): Set TYPE_HAS_COMPLEX_* here.
395 * decl.c (grok_special_member_properties): Not here.
396 * name-lookup.c (push_class_level_binding_1): Move overloaded
397 functions case down, accept FUNCTION_DECL as target_decl.
399 2019-08-14 Jonathan Wakely <jwakely@redhat.com>
402 * name-lookup.c (get_std_name_hint): Fix min_dialect field for
403 complex_literals and make_unique entries.
405 2019-08-14 Jakub Jelinek <jakub@redhat.com>
406 Marek Polacek <polacek@redhat.com>
408 PR c++/91391 - bogus -Wcomma-subscript warning.
409 * parser.c (cp_parser_postfix_open_square_expression): Don't warn about
410 a deprecated comma here. Pass warn_comma_subscript down to
411 cp_parser_expression.
412 (cp_parser_expression): New bool parameter. Warn about uses of a comma
413 operator within a subscripting expression.
414 (cp_parser_skip_to_closing_square_bracket): Revert to pre-r274121 state.
415 (cp_parser_skip_to_closing_square_bracket_1): Remove.
417 2019-08-14 Jonathan Wakely <jwakely@redhat.com>
419 * name-lookup.c (get_std_name_hint): Add more entries.
421 2019-08-14 Paolo Carlini <paolo.carlini@oracle.com>
423 * decl2.c (grok_array_decl): Use the location of the open square
424 bracket in error message about invalid types.
426 2019-08-14 Paolo Carlini <paolo.carlini@oracle.com>
428 * decl.c (grokdeclarator): Check here for typedef a function
429 definition or a member function definition.
430 (start_function): Adjust.
431 (grokmethod): Likewise.
433 2019-08-13 Richard Sandiford <richard.sandiford@arm.com>
436 * decl.c (duplicate_decls): Use copy_decl_built_in_function.
437 * pt.c (declare_integer_pack): Use set_decl_built_in_function.
439 2019-08-13 Marek Polacek <polacek@redhat.com>
441 PR c++/90473 - wrong code with nullptr in default argument.
442 * call.c (null_ptr_cst_p): Update quote from the standard.
443 * decl.c (check_default_argument): Don't return nullptr when the arg
446 2019-08-13 Marek Polacek <polacek@redhat.com>
448 * cp-tree.h (DECL_MUTABLE_P): Use FIELD_DECL_CHECK.
450 2019-08-10 Jakub Jelinek <jakub@redhat.com>
452 * parser.c (cp_parser_omp_clause_name): Parse device_type.
453 (cp_parser_omp_clause_device_type): New function.
454 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
455 (OMP_DECLARE_TARGET_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_DEVICE_TYPE.
456 (cp_parser_omp_declare_target): Handle device_type clauses. Remove
457 diagnostics for declare target with clauses nested in clause-less
458 declare target declaration-definition-seq.
459 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_DEVICE_TYPE.
461 2019-08-09 Jakub Jelinek <jakub@redhat.com>
463 * parser.c (check_no_duplicate_clause): Simplify using
465 (cp_parser_omp_clause_if): Fix up printing of target {enter,exit} data
466 directive name modifiers.
469 * parser.c (cp_parser_omp_clause_dist_schedule): Comment out the
470 check_no_duplicate_clause call, instead emit a warning for duplicate
471 dist_schedule clauses.
473 2019-08-08 Paolo Carlini <paolo.carlini@oracle.com>
475 * decl.c (grokdeclarator): Use id_loc and EXPR_LOCATION in
476 a few error messages.
478 2019-08-08 Marek Polacek <polacek@redhat.com>
480 PR c++/87519 - bogus warning with -Wsign-conversion.
481 * typeck.c (cp_build_binary_op): Use same_type_p instead of comparing
484 * constexpr.c (inline_asm_in_constexpr_error): New.
485 (cxx_eval_constant_expression) <case ASM_EXPR>: Call it.
486 (potential_constant_expression_1) <case ASM_EXPR>: Likewise.
488 2019-08-08 Jakub Jelinek <jakub@redhat.com>
490 * semantics.c (finish_omp_clauses): For C_ORT_OMP
491 OMP_CLAUSE_USE_DEVICE_* clauses use oacc_reduction_head bitmap
492 instead of generic_head to track duplicates.
494 2019-08-07 Marek Polacek <polacek@redhat.com>
496 PR c++/81429 - wrong parsing of constructor with C++11 attribute.
497 * parser.c (cp_parser_constructor_declarator_p): Handle the scenario
498 when a parameter declaration begins with [[attribute]].
500 2019-08-07 Marek Polacek <polacek@redhat.com>
502 PR c++/91346 - Implement P1668R1, allow unevaluated asm in constexpr.
503 * constexpr.c (cxx_eval_constant_expression): Handle ASM_EXPR.
504 (potential_constant_expression_1) <case ASM_EXPR>: Allow.
505 * cp-tree.h (finish_asm_stmt): Adjust.
506 * parser.c (cp_parser_asm_definition): Grab the locaion of "asm" and
507 use it. Change an error to a pedwarn. Allow asm in C++2a, warn
509 * pt.c (tsubst_expr): Pass a location down to finish_asm_stmt.
510 * semantics.c (finish_asm_stmt): New location_t parameter. Use it.
512 2019-08-07 Jakub Jelinek <jakub@redhat.com>
514 * parser.c (cp_parser_omp_clause_name): Parse use_device_addr clause.
515 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
516 (OMP_TARGET_DATA_CLAUSE_MASK): Add PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR.
517 (cp_parser_omp_target_data): Handle PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR
518 like PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR, adjust diagnostics about no
519 map or use_device_* clauses.
520 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_USE_DEVICE_PTR
521 in OpenMP, require pointer or reference to pointer type rather than
522 pointer or array or reference to pointer or array type. Handle
523 OMP_CLAUSE_USE_DEVICE_ADDR.
524 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_USE_DEVICE_ADDR.
526 2019-08-06 Jason Merrill <jason@redhat.com>
528 PR c++/91378 - ICE with noexcept and auto return type.
529 * pt.c (maybe_instantiate_noexcept): push_to_top_level.
531 2019-08-06 Paolo Carlini <paolo.carlini@oracle.com>
533 * decl.c (check_array_designated_initializer): Use
534 cp_expr_loc_or_input_loc in one place.
536 2019-08-06 Jakub Jelinek <jakub@redhat.com>
538 * parser.c (cp_parser_omp_for_loop): For OMP_LOOP, ignore parallel
539 clauses and predetermine iterator as lastprivate.
540 * semantics.c (handle_omp_for_class_iterator): Use
541 OMP_CLAUSE_LASTPRIVATE_LOOP_IV instead of
542 OMP_CLAUSE_LASTPRIVATE_TASKLOOP_IV, set it for lastprivate also
543 on OMP_LOOP construct. If a clause is missing for class iterator
544 on OMP_LOOP, add firstprivate clause, and if there is private
545 clause, turn it into firstprivate too.
546 (finish_omp_for): Formatting fix. For OMP_LOOP, adjust
547 OMP_CLAUSE_LASTPRIVATE_LOOP_IV clause CP_CLAUSE_INFO, so that it
548 uses copy ctor instead of default ctor.
549 * cp-gimplify.c (cp_gimplify_expr): Handle OMP_LOOP like
551 (cp_fold_r): Likewise.
552 (cp_genericize_r): Likewise.
553 (cxx_omp_finish_clause): Also finish lastprivate clause with
554 OMP_CLAUSE_LASTPRIVATE_LOOP_IV flag.
555 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_BIND.
556 (tsubst_omp_for_iterator): For OMP_LOOP, ignore parallel
557 clauses and predetermine iterator as lastprivate.
558 * constexpr.c (potential_constant_expression_1): Handle OMP_LOOP
559 like OMP_DISTRIBUTE etc.
561 2019-08-05 Marek Polacek <polacek@redhat.com>
563 DR 2413 - typename in conversion-function-ids.
564 * parser.c (cp_parser_conversion_type_id): Call
565 cp_parser_type_specifier_seq with CP_PARSER_FLAGS_TYPENAME_OPTIONAL
566 instead of CP_PARSER_FLAGS_NONE.
568 2019-08-05 Paolo Carlini <paolo.carlini@oracle.com>
570 * cp-tree.h (cp_expr_loc_or_input_loc): New.
571 (cxx_incomplete_type_diagnostic): Use it.
572 * call.c (build_converted_constant_expr_internal, convert_like_real,
573 convert_arg_to_ellipsis, convert_for_arg_passing, build_over_call,
574 build_cxx_call, perform_implicit_conversion_flags,
575 initialize_reference): Likewise.
576 * constexpr.c (cxx_eval_internal_function, cxx_eval_call_expression,
577 eval_and_check_array_index, cxx_eval_store_expression,
578 cxx_eval_statement_list, cxx_eval_loop_expr,
579 cxx_eval_constant_expression, potential_constant_expression_1):
581 * constraint.cc (check_for_logical_overloads,
582 satisfy_predicate_constraint): Likewise.
583 * cp-gimplify.c (cp_gimplify_expr): Likewise.
584 * cvt.c (cp_convert_to_pointer, convert_to_reference,
585 cp_convert_and_check, ocp_convert, maybe_warn_nodiscard): Likewise.
586 * decl.c (pop_switch): Likewise.
587 * decl2.c (delete_sanity): Likewise.
588 * error.c (location_of): Likewise.
589 * init.c (maybe_warn_list_ctor, build_aggr_init,
590 warn_placement_new_too_small, build_new_1, build_vec_init): Likewise.
591 * lex.c (unqualified_name_lookup_error): Likewise.
592 * parser.c (cp_parser_initializer_list, cp_parser_omp_for_cond):
594 * pt.c (check_for_bare_parameter_packs, check_valid_ptrmem_cst_expr,
595 unify_arg_conversion, convert_nontype_argument,
596 tsubst_copy_and_build, resolve_typename_type): Likewise.
597 * semantics.c (maybe_convert_cond, finish_call_expr,
598 cp_build_vec_convert): Likewise.
599 * typeck.c (decay_conversion, rationalize_conditional_expr,
600 cp_build_unary_op, build_x_compound_expr_from_list,
601 maybe_warn_about_returning_address_of_local,
602 maybe_warn_pessimizing_move): Likewise.
603 * typeck2.c (check_narrowing, digest_init_r,
604 process_init_constructor_array): Likewise.
606 2019-08-05 Tom Honermann <tom@honermann.net>
608 * parser.c (cp_parser_template_declaration_after_parameters): Enable
609 class template argument deduction for non-type template parameters
610 in literal operator templates.
612 2019-08-05 Marek Polacek <polacek@redhat.com>
614 PR c++/91338 - Implement P1161R3: Deprecate a[b,c].
615 * parser.c (cp_parser_postfix_open_square_expression): Warn about uses
616 of a comma operator within a subscripting expression.
617 (cp_parser_skip_to_closing_square_bracket_1): New function, made out
619 (cp_parser_skip_to_closing_square_bracket): ...this.
621 2019-08-05 Jason Merrill <jason@redhat.com>
623 * semantics.c (force_paren_expr): Preserve location.
625 2019-08-02 Marek Polacek <polacek@redhat.com>
627 PR c++/91230 - wrong error with __PRETTY_FUNCTION__ and generic lambda.
628 * pt.c (value_dependent_expression_p): Consider __PRETTY_FUNCTION__
629 inside a template function value-dependent.
631 2019-08-02 Paolo Carlini <paolo.carlini@oracle.com>
633 * tree.c (handle_nodiscard_attribute): Do not warn about nodiscard
634 applied to a constructor.
636 2019-08-02 Martin Liska <mliska@suse.cz>
638 * decl.c (grok_op_properties):
639 Mark DECL_SET_IS_OPERATOR_DELETE for user-provided delete operators.
641 2019-08-01 Martin Sebor <msebor@redhat.com>
644 * decl.c (reshape_init_array_1): Avoid truncating initializer
645 lists containing string literals.
647 2019-08-01 Marek Polacek <polacek@redhat.com>
649 PR c++/90805 - detect narrowing in case values.
650 * decl.c (case_conversion): Detect narrowing in case values.
652 2019-07-31 Paolo Carlini <paolo.carlini@oracle.com>
654 * decl2.c (delete_sanity): Improve diagnostic locations, use
655 cp_expr_loc_or_loc in four places.
657 2019-07-31 Jason Merrill <jason@redhat.com>
659 PR c++/90538 - multiple expansions of capture packs
660 * cp-tree.h (DECLTYPE_FOR_INIT_CAPTURE): Remove.
661 * lambda.c (add_capture): Copy parameter packs from init.
662 (lambda_capture_field_type): Always use auto for init-capture.
663 * pt.c (uses_parameter_packs): Return tree.
664 (tsubst) [DECLTYPE_TYPE]: Remove init-capture handling.
665 (gen_elem_of_pack_expansion_instantiation): Don't push
666 local_specialization_stack.
667 (prepend_one_capture): New.
668 (tsubst_lambda_expr): Use it. Don't touch local_specializations.
669 (do_auto_deduction): Avoid redundant error.
671 Fix copy_node of TEMPLATE_INFO.
672 * cp-tree.h (struct tree_template_info): Use tree_base instead of
673 tree_common. Add tmpl and args fields.
674 (TI_TEMPLATE, TI_ARGS): Adjust.
676 2019-07-30 Martin Liska <mliska@suse.cz>
678 PR tree-optimization/91270
679 * tree-ssa-dce.c (propagate_necessity): Mark 2nd argument
680 of delete operator as needed.
682 2019-07-25 Martin Liska <mliska@suse.cz>
683 Dominik Infuhr <dominik.infuehr@theobroma-systems.com>
686 * decl.c (cxx_init_decl_processing): Mark delete operators
687 with DECL_SET_IS_OPERATOR_DELETE.
689 2019-07-25 Martin Liska <mliska@suse.cz>
691 * decl.c (duplicate_decls): Use new macros
692 (e.g. DECL_SET_LAMBDA_FUNCTION and DECL_LAMBDA_FUNCTION_P).
693 (cxx_init_decl_processing): Likewise.
694 (grok_op_properties): Likewise.
695 * parser.c (cp_parser_lambda_declarator_opt): Likewise.
697 2019-07-24 Martin Sebor <msebor@redhat.com>
700 * decl.c (finish_function): Use lang_mask.
702 2019-07-20 Jason Merrill <jason@redhat.com>
704 * cp-tree.h (ovl_iterator::using_p): A USING_DECL by itself was also
705 introduced by a using-declaration.
707 2019-07-20 Jason Merrill <jason@redhat.com>
709 Reduce memory consumption for push/pop_access_scope.
710 * name-lookup.c (leave_scope): Do add class levels other than
711 previous_class_level to free_binding_level.
712 (invalidate_class_lookup_cache): Move from class.c, add to
714 * pt.c (saved_access_scope): Change from list to vec.
716 2019-07-20 Jakub Jelinek <jakub@redhat.com>
718 * cp-tree.h (OMP_FOR_GIMPLIFYING_P): Use OMP_LOOPING_CHECK
719 instead of OMP_LOOP_CHECK.
720 * parser.c (cp_parser_omp_clause_name): Handle bind clause.
721 (cp_parser_omp_clause_bind): New function.
722 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_BIND.
723 (OMP_LOOP_CLAUSE_MASK): Define.
724 (cp_parser_omp_loop): New function.
725 (cp_parser_omp_parallel, cp_parser_omp_teams): Handle parsing of
726 loop combined with parallel or teams.
727 (cp_parser_omp_construct): Handle PRAGMA_OMP_LOOP.
728 (cp_parser_pragma): Likewise.
729 * pt.c (tsubst_expr): Handle OMP_LOOP.
730 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_BIND.
732 2019-07-19 Jason Merrill <jason@redhat.com>
734 PR c++/90101 - dependent class non-type parameter.
735 * pt.c (invalid_nontype_parm_type_p): Check for dependent class type.
737 2019-07-18 Jason Merrill <jason@redhat.com>
739 PR c++/90098 - partial specialization and class non-type parms.
742 * call.c (build_converted_constant_expr_internal): Don't copy.
743 * pt.c (process_partial_specialization): Allow VIEW_CONVERT_EXPR
744 around class non-type parameter.
745 (unify) [TEMPLATE_PARM_INDEX]: Ignore cv-quals.
747 2019-07-16 Jason Merrill <jason@redhat.com>
749 * parser.c (make_location): Add overload taking cp_lexer* as last
752 * parser.c (cp_parser_simple_type_specifier): Separate tentative
753 parses for optional type-spec and CTAD.
755 * parser.c (cp_parser_nested_name_specifier_opt): If the token is
756 already CPP_NESTED_NAME_SPECIFIER, leave it alone.
758 2019-07-12 Jakub Jelinek <jakub@redhat.com>
760 * parser.c (cp_parser_omp_clause_name): Handle order clause.
761 (cp_parser_omp_clause_order): New function.
762 (cp_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_ORDER.
763 (OMP_SIMD_CLAUSE_MASK, OMP_FOR_CLAUSE_MASK): Add
764 PRAGMA_OMP_CLAUSE_ORDER.
765 * semantics.c (finish_omp_clauses): Handle OMP_CLAUSE_ORDER.
766 * pt.c (tsubst_omp_clauses): Likewise.
768 2019-07-10 Paolo Carlini <paolo.carlini@oracle.com>
770 * decl.c (get_type_quals,
771 smallest_type_location (const cp_decl_specifier_seq*)): New.
772 (check_tag_decl): Use smallest_type_location in error_at about
773 multiple types in one declaration.
774 (grokdeclarator): Use locations[ds_complex] in error_at about
775 complex invalid; use locations[ds_storage_class] in error_at
776 about static cdtor; use id_loc in error_at about flexible
777 array member in union; use get_type_quals.
779 2019-07-09 Martin Sebor <msebor@redhat.com>
782 * cp-tree.h: Change class-key of PODs to struct and others to class.
784 * semantics.c (finalize_nrv_r): Same.
786 2019-07-09 Martin Sebor <msebor@redhat.com>
789 * constexpr.c (cxx_eval_call_expression): Change class-key from class
790 to struct and vice versa to match convention and avoid -Wclass-is-pod
792 * constraint.cc (get_concept_definition): Same.
794 * cxx-pretty-print.h: Same.
796 * logic.cc (term_list::replace): Same.
797 * name-lookup.c (find_local_binding): Same.
798 * pt.c (tsubst_binary_right_fold): Same.
799 * search.c (field_accessor_p): Same.
800 * semantics.c (expand_or_defer_fn): Same.
802 2019-07-08 Jakub Jelinek <jakub@redhat.com>
805 * decl2.c (cp_omp_mappable_type_1): Don't emit any note for
806 error_mark_node type.
808 2019-07-05 Jakub Jelinek <jakub@redhat.com>
812 * call.c (build_new_method_call_1): Remove set but not used variable
815 2019-07-05 Paolo Carlini <paolo.carlini@oracle.com>
819 * call.c (build_over_call): Devirtualize user-defined operators
820 coming from a base too.
821 (build_new_method_call_1): Do not devirtualize here.
823 2019-07-04 Marek Polacek <polacek@redhat.com>
826 PR c++/83374 - __is_standard_layout wrong for a class with repeated
828 * class.c (check_bases): Set CLASSTYPE_NON_STD_LAYOUT for a class if
829 CLASSTYPE_REPEATED_BASE_P is true.
831 2019-07-04 Andrew Stubbs <ams@codesourcery.com>
833 * cp-tree.h (cp_omp_emit_unmappable_type_notes): New prototype.
834 * decl.c (cp_finish_decl): Call cp_omp_emit_unmappable_type_notes.
835 * decl2.c (cp_omp_mappable_type): Move contents to ...
836 (cp_omp_mappable_type_1): ... here and add note output.
837 (cp_omp_emit_unmappable_type_notes): New function.
838 * semantics.c (finish_omp_clauses): Call
839 cp_omp_emit_unmappable_type_notes in four places.
841 2019-07-03 Martin Liska <mliska@suse.cz>
843 * call.c (build_new_op_1): Remove dead assignemts.
844 * typeck.c (cp_build_binary_op): Likewise.
846 2019-06-27 Jason Merrill <jason@redhat.com>
848 PR c++/55442 - memory-hog with highly recursive constexpr.
849 * constexpr.c (push_cx_call_context): Return depth.
850 (cxx_eval_call_expression): Don't cache past constexpr_cache_depth.
852 2019-06-27 Jan Hubicka <jh@suse.cz>
854 * class.c (layout_class_type): Set TYPE_CXX_ODR_P for as-base
857 2019-06-27 Martin Liska <mliska@suse.cz>
859 * class.c (adjust_clone_args): Remove obviously
861 (dump_class_hierarchy_r): Likewise.
862 * decl.c (check_initializer): Likewise.
863 * parser.c (cp_parser_lambda_expression): Likewise.
864 * pt.c (unify_bound_ttp_args): Likewise.
865 (convert_template_argument): Likewise.
866 * rtti.c (build_headof): Likewise.
867 * typeck.c (convert_for_initialization): Likewise.
869 2019-06-25 Jason Merrill <jason@redhat.com>
871 PR c++/70462 - unnecessary base ctor variant with final.
872 * optimize.c (populate_clone_array): Skip base variant if
874 (maybe_clone_body): We don't need an alias if we are only defining
877 * class.c (resolves_to_fixed_type_p): Check CLASSTYPE_FINAL.
879 2019-06-25 Jakub Jelinek <jakub@redhat.com>
882 * constexpr.c (cxx_eval_array_reference): Don't look through VCE from
885 2019-06-25 Jozef Lawrynowicz <jozef.l@mittosystems.com>
887 * lex.c (init_reswords): Create keyword for "__intN__" type.
888 * cp-tree.h (cp_decl_specifier_seq): New bitfield "int_n_alt".
889 * decl.c (grokdeclarator): Don't pedwarn about "__intN" ISO
890 C incompatibility if alternate "__intN__" form is used.
891 * parser.c (cp_parser_simple_type_specifier): Set
892 decl_specs->int_n_alt if "__intN__" form is used.
894 2019-06-24 Jan Hubicka <jh@suse.cz>
896 * lex.c (cxx_make_type): Set TYPE_CXX_ODR_P.
898 2019-06-24 Jason Merrill <jason@redhat.com>
900 * class.c (layout_class_type): Don't use a separate
901 CLASSTYPE_AS_BASE if it's the same size.
903 2019-06-23 Marek Polacek <polacek@redhat.com>
905 * call.c (convert_default_arg): Use DEFERRED_PARSE instead of
907 * cp-objcp-common.c (cp_tree_size): Likewise. Use tree_deferred_parse
908 instead of tree_default_arg.
909 * cp-tree.def: Rename DEFAULT_ARG to DEFERRED_PARSE.
910 * cp-tree.h: Rename DEFARG_TOKENS to DEFPARSE_TOKENS. Rename
911 DEFARG_INSTANTIATIONS to DEFPARSE_INSTANTIATIONS. Rename
912 tree_default_arg to tree_deferred_parse.
913 (UNPARSED_NOEXCEPT_SPEC_P): Use DEFERRED_PARSE instead of DEFAULT_ARG.
914 (cp_tree_node_structure_enum): Rename TS_CP_DEFAULT_ARG to
915 TS_CP_DEFERRED_PARSE.
916 (lang_tree_node): Rename tree_default_arg to tree_deferred_parse.
917 Rename default_arg to deferred_parse. Use TS_CP_DEFERRED_PARSE instead
918 of TS_CP_DEFAULT_ARG.
919 (defarg_location): Remove declaration.
920 (defparse_location): Add declaration.
921 * decl.c (grokfndecl): Use DEFERRED_PARSE instead of DEFAULT_ARG.
922 Call defparse_location instead of defarg_location.
923 (check_default_argument): Use DEFERRED_PARSE instead of DEFAULT_ARG.
924 (cp_tree_node_structure): Likewise. Use TS_CP_DEFERRED_PARSE instead
925 of TS_CP_DEFAULT_ARG.
926 * decl2.c (grokfield): Use DEFERRED_PARSE instead of DEFAULT_ARG.
927 * error.c (dump_expr): Likewise.
928 (location_of): Likewise.
929 * init.c (get_nsdmi): Likewise.
930 * parser.c (cp_parser_save_noexcept): Likewise. Use DEFPARSE_TOKENS
931 instead of DEFARG_TOKENS.
932 (cp_parser_late_noexcept_specifier): Likewise.
933 (cp_parser_late_parse_one_default_arg): Use DEFPARSE_TOKENS instead
935 (cp_parser_late_parsing_default_args): Use DEFERRED_PARSE instead of
936 DEFAULT_ARG. Use DEFPARSE_INSTANTIATIONS instead of
937 DEFARG_INSTANTIATIONS.
938 (cp_parser_cache_defarg): Use DEFERRED_PARSE instead of DEFAULT_ARG.
939 Use DEFPARSE_TOKENS instead of DEFARG_TOKENS. Use
940 DEFPARSE_INSTANTIATIONS instead of DEFARG_INSTANTIATIONS.
941 (defparse_location): Renamed from defarg_location.
942 * pt.c (tsubst_default_argument): Use DEFERRED_PARSE instead of
944 (tsubst_arg_types): Likewise.
945 (dependent_type_p_r): Likewise.
946 * tree.c (cp_tree_equal): Likewise.
947 (cp_walk_subtrees): Likewise.
948 * typeck.c (convert_arguments): Likewise.
950 2019-06-22 Marek Polacek <polacek@redhat.com>
952 PR c++/86476 - noexcept-specifier is a complete-class context.
954 * cp-tree.def (DEFAULT_ARG): Update commentary.
955 * cp-tree.h (UNPARSED_NOEXCEPT_SPEC_P): New macro.
956 (tree_default_arg): Use tree_base instead of tree_common.
957 (do_push_parm_decls, maybe_check_overriding_exception_spec): Declare.
958 * decl.c (do_push_parm_decls): New function, broken out of...
959 (store_parm_decls): ...here. Call it.
960 * except.c (nothrow_spec_p): Accept DEFAULT_ARG in the assert.
961 * parser.c (cp_parser_noexcept_specification_opt,
962 cp_parser_late_noexcept_specifier, noexcept_override_late_checks):
964 (unparsed_noexcepts): New macro.
965 (push_unparsed_function_queues): Update initializer.
966 (cp_parser_direct_declarator): Pass FRIEND_P to
967 cp_parser_exception_specification_opt.
968 (inject_parm_decls): New.
969 (pop_injected_parms): New.
970 (cp_parser_class_specifier_1): Implement delayed parsing of
972 (cp_parser_save_noexcept): New.
973 (cp_parser_late_noexcept_specifier): New.
974 (noexcept_override_late_checks): New.
975 (cp_parser_noexcept_specification_opt): Add FRIEND_P parameter. Call
976 cp_parser_save_noexcept instead of the normal processing if needed.
977 (cp_parser_exception_specification_opt): Add FRIEND_P parameter and
978 pass it to cp_parser_noexcept_specification_opt.
979 (cp_parser_save_member_function_body): Fix comment.
980 (cp_parser_save_default_args): Maybe save the noexcept-specifier to
982 (cp_parser_transaction): Update call to
983 cp_parser_noexcept_specification_opt.
984 (cp_parser_transaction_expression): Likewise.
985 * parser.h (cp_unparsed_functions_entry): Add new field to carry
986 a noexcept-specifier.
987 * pt.c (dependent_type_p_r): Handle unparsed noexcept expression.
988 * search.c (maybe_check_overriding_exception_spec): New function, broken
990 (check_final_overrider): ...here. Call
991 maybe_check_overriding_exception_spec.
992 * tree.c (canonical_eh_spec): Handle UNPARSED_NOEXCEPT_SPEC_P.
993 (cp_tree_equal): Handle DEFAULT_ARG.
995 PR c++/90881 - bogus -Wunused-value in unevaluated context.
996 * cvt.c (convert_to_void): Don't emit unused warnings in
997 an unevaluated context.
999 2019-06-22 Paolo Carlini <paolo.carlini@oracle.com>
1001 * decl.c (grokdeclarator): Use id_loc, typespec_loc, and
1002 locations[ds_storage_class] in a few additional places.
1004 2019-06-21 Paolo Carlini <paolo.carlini@oracle.com>
1008 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1012 * call.c (build_over_call): Devirtualize when the final overrider
1013 comes from the base.
1015 2019-06-21 Marek Polacek <polacek@redhat.com>
1017 PR c++/61490 - qualified-id in friend function definition.
1018 * decl.c (grokdeclarator): Diagnose qualified-id in friend function
1019 definition. Improve location for diagnostics of friend functions.
1021 PR c++/60223 - ICE with T{} in non-deduced context.
1022 * pt.c (unify): Allow COMPOUND_LITERAL_P in a non-deduced context.
1024 PR c++/64235 - missing syntax error with invalid alignas.
1025 * parser.c (cp_parser_std_attribute_spec): Commit to tentative parse
1026 if there's a missing close paren.
1028 PR c++/90490 - fix decltype issues in noexcept-specifier.
1029 * except.c (build_noexcept_spec): Call
1030 instantiate_non_dependent_expr_sfinae before
1031 build_converted_constant_expr instead of calling
1032 instantiate_non_dependent_expr after it. Add
1033 processing_template_decl_sentinel.
1035 2019-06-21 Jakub Jelinek <jakub@redhat.com>
1038 * semantics.c (finish_omp_clauses): Don't reject references to
1039 incomplete types if processing_template_decl.
1041 2019-06-19 Marek Polacek <polacek@redhat.com>
1043 PR c++/60364 - noreturn after first decl not diagnosed.
1044 * decl.c (duplicate_decls): Give an error when a function is
1045 declared [[noreturn]] after its first declaration.
1046 * parser.c (cp_parser_std_attribute): Don't treat C++11 noreturn
1047 attribute as equivalent to GNU's.
1048 * tree.c (std_attribute_table): Add noreturn.
1050 2019-06-19 Jakub Jelinek <jakub@redhat.com>
1052 * cp-gimplify.c (cp_genericize_r): Handle OMP_CLAUSE_{IN,EX}CLUSIVE
1053 like OMP_CLAUSE_SHARED.
1055 2019-06-18 Jason Merrill <jason@redhat.com>
1057 * constexpr.c (cxx_eval_store_expression): Delay target evaluation.
1059 2019-06-18 Jason Merrill <jason@redhat.com>
1061 * constexpr.c (eval_and_check_array_index): Split out from...
1062 (cxx_eval_array_reference): ...here.
1063 (cxx_eval_store_expression): Use it here, too.
1064 (diag_array_subscript): Take location. Strip location wrapper.
1066 2019-06-18 Jason Merrill <jason@redhat.com>
1068 * constexpr.c (cxx_eval_constant_expression): Handle conversion from
1069 and then to the same type.
1071 2019-06-18 Jason Merrill <jason@redhat.com>
1073 * constexpr.c (unshare_constructor): Add MEM_STAT_DECL.
1075 2019-06-17 Jakub Jelinek <jakub@redhat.com>
1077 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_REDUCTION_INSCAN
1078 set need_copy_assignment.
1080 2019-06-17 Marek Polacek <polacek@redhat.com>
1082 PR c++/83820 - excessive attribute arguments not detected.
1083 * parser.c (cp_parser_std_attribute): Detect excessive arguments.
1085 2019-06-17 Nathan Sidwell <nathan@acm.org>
1088 * name-lookup.c (lookup_type_scope_1): Calll qualify_lookup before
1091 2019-06-14 Marek Polacek <polacek@redhat.com>
1093 PR c++/90884 - stray note with -Wctor-dtor-privacy.
1094 * class.c (maybe_warn_about_overly_private_class): Guard the call to
1097 2019-06-12 Jason Merrill <jason@redhat.com>
1099 PR c++/85552 - wrong instantiation of dtor for DMI.
1100 * typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
1102 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1104 * decl.c (grokdeclarator): Use id_loc in five additional places
1105 in the last part of the function.
1107 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1109 * decl.c (grokdeclarator): Move further up the declaration of
1110 id_loc, use it immediately, update its value after the loop
1111 over declarator, use it again in the final part of function;
1112 improve locations of error messages about multiple data types
1113 and conflicting specifiers.
1115 2019-06-13 Richard Biener <rguenther@suse.de>
1118 * typeck2.c (split_nonconstant_init_1): Properly count
1119 num_split_elts, optimize single constructor elt removal.
1121 2019-06-12 Marek Polacek <polacek@redhat.com>
1123 PR c++/66999 - 'this' captured by reference.
1124 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
1125 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
1127 PR c++/90825 - endless recursion when evaluating sizeof.
1128 PR c++/90832 - endless recursion when evaluating sizeof.
1129 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
1130 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
1131 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
1132 is instantiation-dependent.
1134 PR c++/90736 - bogus error with alignof.
1135 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
1137 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
1139 PR c++/90449 - add -Winaccessible-base option.
1140 * class.c (warn_about_ambiguous_bases): Changed name to:
1141 maybe_warn_about_inaccessible_bases.
1142 (maybe_warn_about_inaccessible_bases): Implemented new
1143 Winaccessible-base warning option for both direct and virtual
1145 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
1148 2019-06-11 Richard Biener <rguenther@suse.de>
1151 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
1152 from CONSTRUCTOR by marking to remove elements and doing all
1153 of them in a O(n) scan.
1155 2019-06-11 Jakub Jelinek <jakub@redhat.com>
1158 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
1159 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
1161 2019-06-11 Martin Liska <mliska@suse.cz>
1164 * pt.c (init_template_processing): Disable hash table
1165 sanitization for decl_specializations and type_specializations.
1167 2019-06-10 Jason Merrill <jason@redhat.com>
1169 * constexpr.c (free_constructor): New.
1170 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
1172 * constexpr.c (unshare_constructor): Only unshare if T is itself a
1174 (cxx_eval_call_expression): Don't call it on the result here.
1176 Reduce constexpr_call memory consumption.
1177 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
1179 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
1180 (cxx_eval_call_expression): Adjust.
1182 2019-06-10 Jakub Jelinek <jakub@redhat.com>
1184 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
1186 (cp_parser_omp_scan_loop_body): New function.
1187 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
1188 are inscan reduction clauses.
1189 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
1190 * semantics.c (finish_omp_clauses): Reject mixing inscan with
1191 non-inscan reductions on the same construct, or inscan reductions with
1192 ordered or schedule clauses, or inscan array reductions.
1193 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
1194 (tsubst_expr): Handle OMP_SCAN.
1196 2019-06-07 Jason Merrill <jason@redhat.com>
1198 * constexpr.c (cxx_eval_constant_expression): Call
1199 STRIP_ANY_LOCATION_WRAPPER early.
1200 [CONVERT_EXPR]: Don't build anything for conversion to void.
1201 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
1203 2019-06-05 Martin Sebor <msebor@redhat.com>
1206 * typeck.c (maybe_warn_about_returning_address_of_local): Only
1207 consider functions returning pointers as candidates for
1208 -Wreturn-local-addr.
1210 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
1212 * decl.c (smallest_type_location): New.
1213 (check_special_function_return_type): Use it.
1214 (grokdeclarator): Lkewise.
1216 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
1218 * decl.c (grokdeclarator): Use locations[ds_friend]
1221 2019-06-05 Martin Sebor <msebor@redhat.com>
1223 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
1224 (convert_like_real): Same.
1225 (convert_arg_to_ellipsis): Same.
1226 * constexpr.c (diag_array_subscript): Same.
1227 * constraint.cc (diagnose_trait_expression): Same.
1228 * cvt.c (ocp_convert): Same.
1229 * decl.c (start_decl): Same.
1230 (check_for_uninitialized_const_var): Same.
1232 (check_special_function_return_type): Same.
1233 (finish_enum_value_list): Same.
1234 (start_preparsed_function): Same.
1235 * parser.c (cp_parser_decl_specifier_seq): Same.
1236 * typeck.c (cp_build_binary_op): Same.
1237 (build_static_cast_1): Same.
1239 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
1241 PR c++/63149 - Wrong auto deduction from braced-init-list.
1242 * pt.c (listify_autos): use non cv qualified auto_node in
1243 std::initializer_list<auto>.
1245 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1247 * decl.c (grokdeclarator): Use declarator->id_loc in two
1250 2019-06-04 Nathan Sidwell <nathan@acm.org>
1252 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
1253 and namespace scopes separately.
1255 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
1257 PR c++/60531 - Wrong error about unresolved overloaded function
1258 * typeck.c (cp_build_binary_op): See if overload can be resolved.
1259 (cp_build_unary_op): Ditto.
1261 2019-06-04 Jason Merrill <jason@redhat.com>
1263 Reduce accumulated garbage in constexpr evaluation.
1264 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
1266 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
1269 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1271 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
1272 instead of only up to linear.
1274 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
1276 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
1279 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
1282 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
1284 2019-05-31 Nathan Sidwell <nathan@acm.org>
1286 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
1288 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
1289 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
1290 (make_lambda_name): Don't declare.
1291 * error.c (dump_aggr_type): Check for lambdas before other
1293 * lambda.c (begin_lambda_type): Use make_anon_name.
1294 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
1295 * mangle.c (write_local_name): Likewise.
1296 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
1298 2019-05-30 Marek Polacek <polacek@redhat.com>
1300 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
1302 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1304 * decl.c (grokdeclarator): Use declarator->id_loc in five
1307 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1310 * tree.c (lvalue_kind): Return clk_none for expressions with
1313 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1316 * parser.c (cp_parser_sizeof_operand): When the type-id production
1317 did not work out commit to the tentative parse.
1319 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1321 P1091R3 - Extending structured bindings to be more like var decls
1322 P1381R1 - Reference capture of structured bindings
1323 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
1325 (cp_finish_decomp): Copy over various decl properties from decl to
1326 v[i] in the tuple case.
1327 (grokdeclarator): Allow static, thread_local and __thread for C++2a
1328 and use pedwarn instead of error for older standard revisions.
1329 Make other structured binding diagnostic messages more i18n friendly.
1331 2019-05-28 Nathan Sidwell <nathan@acm.org>
1333 * decl.c (duplicate_decls): Assert a template newdecl has no
1336 2019-05-28 Marek Polacek <polacek@redhat.com>
1338 PR c++/90548 - ICE with generic lambda and empty pack.
1339 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
1341 2019-05-28 Nathan Sidwell <nathan@acm.org>
1343 * cp-tree.h (make_anon_name): Drop declaration.
1344 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
1345 * cp-lang.c (cxx_dwarf_name): Likewise.
1346 * class.c (find_flexarrays): Likewise.
1347 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
1348 * error.c (dump_aggr_type): Likewise.
1349 * pt.c (push_template_decl_real): Likewise.
1350 * name-lookup.c (consider_binding_level): Likewise.
1351 (anon_cnt, make_anon_name): Delete.
1353 2019-05-25 Marek Polacek <polacek@redhat.com>
1355 PR c++/90572 - wrong disambiguation in friend declaration.
1356 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
1357 typename for friend declarations.
1359 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1361 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
1363 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
1364 was resolved by r254694.
1366 2019-05-22 Jason Merrill <jason@redhat.com>
1368 PR c++/20408 - unnecessary code for empty struct.
1369 * call.c (build_call_a): Use simple_empty_class_p.
1371 PR c++/86485 - -Wmaybe-unused with empty class ?:
1372 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
1374 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1376 * parser.c (cp_parser_template_declaration_after_parameters): Use
1377 DECL_SOURCE_LOCATION in literal operator template errors.
1379 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1383 * call.c (build_over_call): Devirtualize when the final overrider
1384 comes from the base.
1386 2019-05-21 Nathan Sidwell <nathan@acm.org>
1388 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
1389 parameter. Document.
1390 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
1391 calls. Remove stray FIXME comment.
1393 * name-lookup.h (struct cp_binding_level): Drop usings field.
1394 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
1395 (finish_nonmember_using_decl): ... this.
1396 * name-lookup.c (push_using_decl_1, push_using_decl):
1397 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
1398 (validate_nonmember_using_decl, finish_namespace_using_decl)
1399 (finish_local_using_decl): Replace with ...
1400 (finish_nonmember_using_decl): ... this. Drop DECL parm.
1401 * parser.c (cp_parser_using_declaration): Don't do lookup here.
1402 * pt.c (tsubst_expr): Do not do using decl lookup here.
1404 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
1406 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
1408 2019-05-20 Marek Polacek <polacek@redhat.com>
1410 CWG 2094 - volatile scalars are trivially copyable.
1412 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
1415 2019-05-20 Marek Polacek <polacek@redhat.com>
1417 * pt.c (convert_template_argument): Add a diagnostic for the
1418 [temp.arg]/2 ambiguity case.
1420 * name-lookup.c (finish_using_directive): Don't issue inform() if the
1421 warning didn't trigger. Add quoting. Tweak the inform message.
1423 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1425 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
1427 2019-05-20 Nathan Sidwell <nathan@acm.org>
1429 * name-lookup.c (finish_namespace_using_directive)
1430 (finish_local_using_directive): Merge to ...
1431 (finish_using_directive): ... here. Handle both contexts.
1432 * name-lookup.h (finish_namespace_using_directive)
1433 (finish_local_using_directive): Replace with ...
1434 (finish_using_directive): ... this.
1435 * parser.c (cp_parser_using_directive): Adjust.
1436 * pt.c (tsubst_expr): Likewise.
1438 * cp-tree.h (struct lang_decl_ns): Remove usings field.
1439 (DECL_NAMESPACE_USING): Delete.
1440 * name-lookup.c (name_lookup::search_usings): Use namespace's
1442 (name_lookup::queue_namespae): Likewise.
1443 (finish_namespace_using_directive, push_namespace): Likewise.
1444 (has_using_namespace_std_directive): Just search the entire
1447 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
1449 PR c++/90532 Ensure __is_constructible(T[]) is false
1450 * method.c (is_xible_helper): Return error_mark_node for construction
1451 of an array of unknown bound.
1453 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1456 * parser.c (cp_finalize_oacc_routine): Rework checking if already
1457 marked with an OpenACC 'routine' directive.
1460 * parser.c (cp_parser_oacc_routine)
1461 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
1462 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
1465 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
1466 clauses from "omp declare target" attribute.
1468 2019-05-16 Martin Sebor <msebor@redhat.com>
1470 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
1472 (print_z_candidates): Same.
1473 (build_conditional_expr_1): Quote keywords, operators, and types
1475 (build_op_delete_call): Same.
1476 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
1478 (convert_like_real): Same.
1479 (convert_arg_to_ellipsis): Quote keywords, operators, and types
1481 (build_over_call): Same.
1482 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
1484 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
1485 (cxx_eval_constant_expression): Quote keywords, operators, and types
1487 (potential_constant_expression_1): Same.
1488 * cp-gimplify.c (cp_genericize_r): Same.
1489 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
1491 (type_promotes_to): Same.
1492 * decl.c (check_previous_goto_1): Same.
1495 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
1496 (grok_op_properties): Quote keywords, operators, and types
1498 * decl2.c (grokfield): Same.
1499 (coerce_delete_type): Same.
1500 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
1501 * friend.c (do_friend): Quote C++ tokens.
1502 * init.c (build_new_1): Quote keywords, operators, and types
1504 (build_vec_delete_1): Same.
1505 (build_delete): Same.
1506 * lex.c (parse_strconst_pragma): Same.
1507 (handle_pragma_implementation): Same.
1508 (unqualified_fn_lookup_error): Same.
1509 * mangle.c (write_type): Same.
1510 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
1511 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
1512 (pop_everything): Same.
1513 * parser.c (cp_lexer_start_debugging): Quote a macro name.
1515 (cp_lexer_stop_debugging): Same.
1516 (cp_parser_userdef_numeric_literal): Quote a C++ header name
1518 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
1519 and types in diagnostics.
1520 (cp_parser_question_colon_clause): Same.
1521 (cp_parser_asm_definition): Same.
1522 (cp_parser_init_declarator): Same.
1523 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
1524 a sentence in a diagnostic.
1525 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
1527 (cp_parser_transaction): Same.
1528 * pt.c (maybe_process_partial_specialization): Replace second call
1529 to permerror with inform for consistency with other uses.
1530 (expand_integer_pack): Quote keywords, operators, and types
1532 * rtti.c (get_typeid): Quote keywords, operators, and types
1534 (build_dynamic_cast_1): Same.
1535 * semantics.c (finish_asm_stmt): Same.
1536 (finish_label_decl): Same.
1537 (finish_bases): Same.
1538 (finish_offsetof): Same.
1539 (cp_check_omp_declare_reduction): Same.
1540 (finish_decltype_type): Same.
1541 * tree.c (handle_init_priority_attribute): Same. Add detail
1543 (maybe_warn_zero_as_null_pointer_constant): Same.
1544 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
1546 (cp_build_unary_op): Same.
1547 (check_for_casting_away_constness): Same.
1548 (build_static_cast): Same.
1549 (build_const_cast_1): Same.
1550 (maybe_warn_about_returning_address_of_local): Same.
1551 (check_return_expr): Same.
1552 * typeck2.c (abstract_virtuals_error_sfinae): Same.
1553 (digest_init_r): Replace a tab with spaces in a diagnostic.
1554 (build_functional_cast): Quote keywords, operators, and types
1557 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1560 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
1561 before the condition (or if missing or constant non-zero at the end
1562 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
1563 if any. Don't call protected_set_expr_location on incr if it already
1566 2019-05-15 Marek Polacek <polacek@redhat.com>
1568 CWG 2096 - constraints on literal unions.
1569 * class.c (check_field_decls): Initialize booleans directly. A union
1570 is literal if at least one of its non-static data members is of
1571 non-volatile literal type.
1573 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1575 * cp-tree.h (REFERENCE_VLA_OK): Remove.
1576 * lambda.c (build_capture_proxy): Remove use of the above.
1578 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1580 * call.c (perform_overload_resolution, build_new_method_call_1):
1581 Use OVL_P; remove redundant TEMPLATE_DECL checks.
1582 * decl.c (grokfndecl): Likewise.
1583 * mangle.c (write_expression): Likewise.
1584 * parser.c (cp_parser_template_id): Likewise.
1585 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
1587 * search.c (build_baselink): Likewise.
1588 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
1590 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
1592 PR preprocessor/90382
1593 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1596 2019-05-13 Jason Merrill <jason@redhat.com>
1598 Use releasing_vec more broadly.
1599 * cp-tree.h (struct releasing_vec): Replace get_ref method with
1601 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
1602 Forwarding functions for releasing_vec.
1603 (release_tree_vector): Declare but don't define.
1604 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
1605 (perform_direct_initialization_if_possible): Use releasing_vec.
1606 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
1608 * cp-gimplify.c (cp_fold): Likewise.
1609 * cvt.c (force_rvalue, ocp_convert): Likewise.
1610 * decl.c (get_tuple_decomp_init): Likewise.
1611 * except.c (build_throw): Likewise.
1612 * init.c (perform_member_init, expand_default_init): Likewise.
1613 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
1614 * parser.c (cp_parser_userdef_char_literal)
1615 (cp_parser_userdef_numeric_literal)
1616 (cp_parser_userdef_string_literal)
1617 (cp_parser_perform_range_for_lookup)
1618 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
1619 (cp_parser_omp_for_loop_init): Likewise.
1620 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
1621 * semantics.c (calculate_direct_bases, calculate_bases)
1622 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
1623 (finish_omp_taskyield, finish_omp_cancel)
1624 (finish_omp_cancellation_point): Likewise.
1625 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
1626 (build_min_non_dep_op_overload): Likewise.
1627 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
1628 (cp_build_modify_expr): Likewise.
1629 * typeck2.c (build_functional_cast): Likewise.
1631 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
1633 * typeck.c (cp_build_function_call_vec): When mark_used fails
1634 unconditionally return error_mark_node.
1636 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
1638 * decl.c (grokvardecl): Use an accurate location in error message
1639 about main as a global variable.
1641 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
1643 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
1644 * cp-gimplify.c (cp_fold): Likewise.
1645 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
1646 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
1647 * cvt.c (perform_qualification_conversions): Likewise.
1648 * decl.c (grokdeclarator): Likewise.
1649 * decl2.c (build_memfn_type): Likewise.
1650 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
1651 * parser.c (cp_parser_omp_declare_reduction): Likewise.
1652 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
1653 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
1654 * rtti.c (ptr_initializer): Likewise.
1655 * semantics.c (finish_asm_stmt, finish_offsetof,
1656 cp_check_omp_declare_reduction): Likewise.
1657 * tree.c (cp_build_qualified_type_real,
1658 cp_build_type_attribute_variant, cxx_type_hash_eq,
1659 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
1660 * typeck.c (structural_comptypes, convert_arguments,
1661 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
1662 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
1665 2019-05-10 Marek Polacek <polacek@redhat.com>
1667 PR c++/78010 - bogus -Wsuggest-override warning on final function.
1668 * class.c (check_for_override): Don't warn for final functions.
1670 2019-05-10 Jakub Jelinek <jakub@redhat.com>
1673 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
1674 c-family/c-cppbuiltin.c.
1676 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
1680 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1682 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1685 2019-05-08 Nathan Sidwell <nathan@acm.org>
1687 Kill DECL_SAVED_FUNCTION_DATA .
1688 * cp-tree.h (language_function): Remove x_auto_return_pattern.
1689 (current_function_auto_return_pattern): Delete.
1690 (lang_decl_fn): Replace saved_language_function with
1691 saved_auto_return type.
1692 (DECL_SAVED_FUNCTION_DATA): Delete.
1693 (DECL_SAVED_AUTO_RETURN_TYPE): New.
1694 (FNDECL_USED_AUTO): Correct documentation.
1695 * decl.c (duplicate_decls): Adjust AUTO return handling.
1696 (start_preparsed_function): Replace
1697 current_function_auto_return_pattern with
1698 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
1700 (finish_function): Likewise.
1701 (save_function_data): Delete.
1702 (fndecl_declared_return_type): Reimplement.
1703 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
1704 * method.c (make_thunk, make_alias_for): Likewise.
1705 * parser.c (cp_parser_jump_statement): Likewise.
1706 * pt.c (do_auto_deduction): Likewise.
1707 * typeck.c (check_return_expr): Likewise.
1709 2019-05-06 Jason Merrill <jason@redhat.com>
1711 PR c++/90171 - reorganize usual_deallocation_fn_p
1712 * call.c (struct dealloc_info): New.
1713 (usual_deallocation_fn_p): Take a dealloc_info*.
1714 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
1715 (build_op_delete_call): Adjust.
1717 2019-05-07 Jason Merrill <jason@redhat.com>
1719 PR c++/86485 - -Wmaybe-unused with empty class ?:
1720 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
1722 * pt.c (type_dependent_expression_p): A non-type template parm with
1723 a placeholder type is type-dependent.
1725 2019-05-06 Marek Polacek <polacek@redhat.com>
1727 PR c++/90265 - ICE with generic lambda.
1728 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
1729 element in the vector.
1731 2019-05-03 Martin Liska <mliska@suse.cz>
1733 * call.c (build_aggr_conv): Use is_empty instead of
1734 elements () == 0 (and similar usages).
1735 * parser.c (cp_parser_lambda_introducer): Likewise.
1737 2019-05-02 Nathan Sidwell <nathan@acm.org>
1739 * semantics.c (finish_id_expression_1): Remove unreachable code.
1741 2019-05-01 Nathan Sidwell <nathan@acm.org>
1743 * name-lookup.h (get_class_binding_direct): Change final arg to
1745 (get_class_binding): Likewise.
1746 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
1747 arg with WANT_TYPE bool. Simplify.
1748 (get_class_binding): Adjust final arg.
1749 * decl.c (reshape_init_class): Adjust get_class_binding calls.
1751 2019-04-30 Nathan Sidwell <nathan@acm.org>
1753 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
1754 nodes. Call c_common_init_ts.
1756 2019-04-29 Nathan Sidwell <nathan@acm.org>
1758 * decl.c (duplicate_decls): Add whitespace, move comments into
1760 * method.c (explain_implicit_non_constexpr): Refactor.
1761 * pt.c (check_explicit_specialization): Fix indentation.
1762 * semantics.c (process_outer_var_ref): Reformat.
1763 (finish_id_expression_1): Use STRIP_TEMPLATE.
1765 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
1767 PR c++/90243 - orphaned note in uninstantiated constexpr function
1768 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
1771 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1774 * decl.c (grokdeclarator): Set type to error_mark_node
1775 upon error about template placeholder type non followed
1776 by a simple declarator-id.
1778 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
1780 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
1783 2019-04-24 Jason Merrill <jason@redhat.com>
1785 PR c++/90227 - error with template parameter packs.
1786 * pt.c (coerce_template_parms): Do add empty pack when
1789 2019-04-24 Richard Biener <rguenther@suse.de>
1791 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
1792 (conversion_null_warnings): Likewise.
1793 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
1794 early if type1 == type2.
1796 2019-04-22 Jason Merrill <jason@redhat.com>
1798 PR c++/87366 - wrong error with alias template.
1799 * typeck.c (structural_comptypes): When comparing_specializations,
1800 aliases are unequal.
1801 (comptypes): When comparing_specializations, do structural
1804 2019-04-19 Jason Merrill <jason@redhat.com>
1806 PR c++/90190 - CTAD with list-constructor.
1807 * pt.c (do_class_deduction): Don't try the single element deduction
1808 if the single element is also a braced list.
1810 PR c++/90171 - ICE with destroying delete with size_t parm.
1811 * call.c (sized_deallocation_fn_p): New. Use it instead of
1812 second_parm_is_size_t in most cases.
1813 (second_parm_is_size_t): Don't check for aligned.
1815 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
1818 * pt.c (fn_type_unification): When handling null explicit
1819 arguments do not special case non-parameter packs.
1821 2019-04-19 Jakub Jelinek <jakub@redhat.com>
1824 * pt.c (process_template_parm): Set decl to pushdecl result. If
1825 !is_non_type, also set parm to that.
1828 * decl.c (struct cp_switch): Remove outside_range_p member.
1829 (push_switch): Don't clear it.
1830 (pop_switch): Adjust c_do_switch_warnings caller.
1831 (finish_case_label): Adjust c_add_case_label caller.
1834 * decl.c (duplicate_decls): If remove is main variant and
1835 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
1836 variant that has newdecl as TYPE_NAME if any.
1838 2019-04-18 Jason Merrill <jason@redhat.com>
1840 PR c++/87554 - ICE with extern template and reference member.
1841 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
1843 2019-04-17 Jason Merrill <jason@redhat.com>
1845 PR c++/90047 - ICE with enable_if alias template.
1846 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
1847 hash table when we're in SFINAE context.
1849 2019-04-17 Marek Polacek <polacek@redhat.com>
1851 PR c++/90124 - bogus error with incomplete type in decltype.
1852 * typeck.c (build_class_member_access_expr): Check
1853 cp_unevaluated_operand.
1855 2019-04-12 Jakub Jelinek <jakub@redhat.com>
1858 * decl.c (duplicate_decls): When newdecl's type is its main variant,
1859 don't try to remove it from the variant list, but instead assert
1862 2019-04-12 Martin Sebor <msebor@redhat.com>
1866 * parser.c (cp_parser_has_attribute_expression): Handle assignment
1869 2019-04-12 Jason Merrill <jason@redhat.com>
1871 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
1874 2019-04-12 Marek Polacek <polacek@redhat.com>
1876 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
1877 instead of perform_implicit_conversion_flags.
1879 PR c++/87603 - constexpr functions are no longer noexcept.
1880 * constexpr.c (is_sub_constant_expr): Remove unused function.
1881 * cp-tree.h (is_sub_constant_expr): Remove declaration.
1882 * except.c (check_noexcept_r): Don't consider a call to a constexpr
1885 2019-04-11 Jakub Jelinek <jakub@redhat.com>
1887 PR translation/90035
1888 * parser.h (struct cp_parser): Add
1889 type_definition_forbidden_message_arg member.
1890 * parser.c (cp_debug_parser): Print it.
1891 (cp_parser_check_type_definition): Pass
1892 parser->type_definition_forbidden_message_arg as second argument to
1894 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
1895 parser->type_definition_forbidden_message_arg and use G_() with
1896 %qs for parser->type_definition_forbidden_message instead of
1897 building untranslatable message using concat.
1899 2019-04-09 Jakub Jelinek <jakub@redhat.com>
1901 PR translation/90011
1902 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
1904 2019-04-08 Marek Polacek <polacek@redhat.com>
1906 * typeck2.c (digest_init_r): Don't condition the object slicing warning
1909 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
1912 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
1913 when maybe_instantiate_noexcept fails.
1914 (classtype_has_nothrow_assign_or_copy_p): Likewise.
1915 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
1916 to build_exception_variant.
1918 2019-04-05 Marek Polacek <polacek@redhat.com>
1920 PR c++/87145 - bogus error converting class type in template arg list.
1921 * pt.c (convert_nontype_argument): Don't call
1922 build_converted_constant_expr if it could involve calling a conversion
1923 function with a instantiation-dependent constructor as its argument.
1925 2019-04-05 Martin Sebor <msebor@redhat.com>
1928 * decl.c (reshape_init_array_1): Avoid treating empty strings
1929 as zeros in array initializers.
1930 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
1932 2019-04-04 Jason Merrill <jason@redhat.com>
1934 PR c++/89948 - ICE with break in statement-expr.
1935 * constexpr.c (cxx_eval_statement_list): Jumping out of a
1936 statement-expr is non-constant.
1938 2019-04-04 Jason Merrill <jason@redhat.com>
1940 PR c++/89966 - error with non-type auto tparm.
1941 * pt.c (do_auto_deduction): Clear tf_partial.
1943 2019-04-04 Jason Merrill <jason@redhat.com>
1945 PR c++/86986 - ICE with TTP with parameter pack.
1946 * pt.c (coerce_template_parameter_pack): Only look at the type of a
1947 non-type parameter pack.
1948 (fixed_parameter_pack_p_1): Don't recurse into the type of a
1949 non-type parameter pack.
1950 (coerce_template_template_parms): Call add_outermost_template_args.
1952 2019-04-04 Martin Sebor <msebor@redhat.com>
1958 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
1959 from arrays of trivial type and known size.
1960 * mangle.c (write_expression): Convert braced initializer lists
1962 (write_expression): Trim trailing zero-initializers from arrays
1964 (write_template_arg_literal): Mangle strings the same as braced
1967 2019-04-03 Jason Merrill <jason@redhat.com>
1969 PR c++/81866 - ICE with member template and default targ.
1970 * pt.c (tsubst_template_decl): Handle getting a type from
1971 retrieve_specialization.
1973 PR c++/86586 - -fcompare-debug=-Wsign-compare.
1974 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
1976 PR c++/89331 - ICE with offsetof in incomplete class.
1977 * semantics.c (finish_offsetof): Handle error_mark_node.
1978 * typeck.c (build_class_member_access_expr): Call
1979 complete_type_or_maybe_complain before converting to base.
1981 PR c++/89917 - ICE with lambda in variadic mem-init.
1982 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
1984 2019-04-01 Jason Merrill <jason@redhat.com>
1986 PR c++/86946 - ICE with function call in template argument.
1988 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
1991 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
1994 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
1996 2019-03-31 Marek Polacek <polacek@redhat.com>
1998 PR c++/89852 - ICE with C++11 functional cast with { }.
1999 * constexpr.c (fold_non_dependent_expr_template): New static function
2001 (fold_non_dependent_expr): ...here.
2002 (fold_non_dependent_init): New function.
2003 * cp-tree.h (fold_non_dependent_init): Declare.
2004 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
2005 of fold_non_dependent_expr. Don't call maybe_constant_init.
2007 2019-03-30 Jason Merrill <jason@redhat.com>
2009 PR c++/89744 - ICE with specialization of member class template.
2010 * pt.c (lookup_template_class_1): If the partial instantiation is
2011 explicitly specialized, adjust.
2012 (maybe_process_partial_specialization): Also adjust
2015 2019-03-29 Jakub Jelinek <jakub@redhat.com>
2018 * typeck.c: Include gimplify.h.
2019 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
2020 for second time. Formatting fixes.
2022 2019-03-29 Marek Polacek <polacek@redhat.com>
2024 PR c++/89876 - ICE with deprecated conversion.
2025 * call.c (convert_like_real): Only give warnings with tf_warning.
2027 2019-03-28 Marek Polacek <polacek@redhat.com>
2029 PR c++/89612 - ICE with member friend template with noexcept.
2030 * pt.c (maybe_instantiate_noexcept): For function templates, use their
2031 template result (function decl). Don't set up local specializations.
2032 Temporarily turn on processing_template_decl. Update the template type
2035 PR c++/89836 - bool constant expression and explicit conversions.
2036 * call.c (build_converted_constant_expr_internal): New function,
2038 (build_converted_constant_expr): ...this. New.
2039 (build_converted_constant_bool_expr): New.
2040 * cp-tree.h (build_converted_constant_bool_expr): Declare.
2041 * decl.c (build_explicit_specifier): Call
2042 build_converted_constant_bool_expr.
2044 2019-03-28 Jakub Jelinek <jakub@redhat.com>
2047 * constexpr.c (struct check_for_return_continue_data): New type.
2048 (check_for_return_continue): New function.
2049 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
2050 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
2051 in loop bodies and set *jump_target to that if found.
2053 2019-03-27 Jason Merrill <jason@redhat.com>
2055 PR c++/89831 - error with qualified-id in const member function.
2056 * semantics.c (finish_non_static_data_member): Use object cv-quals
2057 in scoped case, too.
2059 PR c++/89421 - ICE with lambda in template parameter list.
2060 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
2061 template parameter list before C++20.
2062 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
2063 * semantics.c (begin_class_definition): Restore error about defining
2064 non-lambda class in template parm list.
2066 2019-03-26 Jason Merrill <jason@redhat.com>
2068 PR c++/86932 - missed SFINAE with empty pack.
2069 * pt.c (coerce_template_parms): Don't add an empty pack if
2071 (fn_type_unification): Pass tf_partial to coerce_template_parms.
2073 PR c++/86429 - constexpr variable in lambda.
2076 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
2077 try evaluating the captured variable directly.
2079 2019-03-26 Jakub Jelinek <jakub@redhat.com>
2082 * semantics.c (finish_omp_atomic): Add warning_sentinel for
2083 -Wunused-value around finish_expr_stmt call.
2085 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
2089 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
2090 to undo the disabling of warnings.
2092 2019-03-25 Jason Merrill <jason@redhat.com>
2094 PR c++/87748 - substitution failure error with decltype.
2095 * pt.c (most_specialized_partial_spec): Clear
2096 processing_template_decl.
2098 2019-03-25 Marek Polacek <polacek@redhat.com>
2100 PR c++/89214 - ICE when initializing aggregates with bases.
2101 * typeck2.c (digest_init_r): Warn about object slicing instead of
2104 PR c++/89705 - ICE with reference binding with conversion function.
2105 * call.c (reference_binding): If the result of the conversion function
2106 is a prvalue of non-class type, use the cv-unqualified type.
2108 2019-03-25 Nathan Sidwell <nathan@acm.org>
2110 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
2112 2019-03-22 Jakub Jelinek <jakub@redhat.com>
2115 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
2116 (maybe_get_tls_wrapper_call): Declare.
2117 * decl2.c (get_tls_wrapper_fn): Make static.
2118 (maybe_get_tls_wrapper_call): New function.
2119 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
2121 * semantics.c (finish_qualified_id_expr): Likewise.
2122 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
2123 * pt.c (tsubst_copy_and_build): Likewise.
2126 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
2127 (cxx_eval_constant_expression): When not skipping, not constant class
2128 or location wrapper, increment *ctx->constexpr_ops_count and if it is
2129 above constexpr_loop_nest_limit, diagnose failure.
2130 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
2131 initialize ctx.constexpr_ops_count to its address.
2132 (is_sub_constant_expr): Likewise.
2134 2019-03-21 Jakub Jelinek <jakub@redhat.com>
2137 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
2138 hash_set<tree, true> &, adjust uses accordingly.
2139 (build_aggr_conv): Change pset from hash_set<tree> *
2140 to hash_set<tree, true>. Replace goto fail; with return NULL;,
2144 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
2145 variables, check for duplicates in this function.
2146 * lambda.c (add_capture): Don't check for duplicates nor use
2148 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
2150 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
2153 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
2154 error_mark_node to comp_except_specs.
2156 2019-03-20 Jason Merrill <jason@redhat.com>
2158 PR c++/87480 - decltype of member access in default template arg
2159 * pt.c (type_unification_real): Accept a dependent result in
2162 2019-03-19 Martin Sebor <msebor@redhat.com>
2164 PR tree-optimization/89688
2165 * typeck2.c (store_init_value): Call braced_lists_to_string for more
2166 kinds of initializers.
2168 2019-03-18 Jason Merrill <jason@redhat.com>
2170 PR c++/89630 - ICE with dependent using-decl as template arg.
2171 * tree.c (cp_tree_equal): Always return false for USING_DECL.
2173 PR c++/89761 - ICE with sizeof... in pack expansion.
2174 * pt.c (argument_pack_element_is_expansion_p): Handle
2175 ARGUMENT_PACK_SELECT.
2177 PR c++/89640 - GNU attributes on lambda.
2178 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
2180 PR c++/89682 - wrong access error in default argument.
2181 * pt.c (tsubst_default_argument): Don't defer access checks.
2183 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
2186 * semantics.c (finish_non_static_data_member): Check return value
2187 of context_for_name_lookup and immediately return error_mark_node
2190 2019-03-17 Jason Merrill <jason@redhat.com>
2192 PR c++/89571 - ICE with ill-formed noexcept on constructor.
2193 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
2194 (regenerate_decl_from_template): Use it for noexcept-specs.
2196 2019-03-14 Jason Merrill <jason@redhat.com>
2198 * parser.c (cp_parser_decl_specifier_seq): Support C++20
2199 concept-definition syntax without 'bool'.
2201 2019-03-14 Jakub Jelinek <jakub@redhat.com>
2204 * semantics.c (finish_qualified_id_expr): Reject variable templates.
2207 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
2208 hash_set<tree> to vec<tree>.
2209 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
2211 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
2212 removal of SAVE_EXPRs from values.
2213 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
2214 method on save_exprs instead of add.
2216 2019-03-13 Jason Merrill <jason@redhat.com>
2218 PR c++/86521 - C++17 copy elision in initialization by constructor.
2219 * call.c (joust_maybe_elide_copy): New.
2222 2019-03-13 Marek Polacek <polacek@redhat.com>
2224 PR c++/88979 - further P0634 fix for constructors.
2225 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
2226 cp_parser_constructor_declarator_p.
2227 (cp_parser_direct_declarator): Allow missing typename for constructor
2229 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
2230 cp_parser_type_specifier.
2232 PR c++/89686 - mixing init-capture and simple-capture in lambda.
2233 * parser.c (cp_parser_lambda_introducer): Give error when combining
2234 init-capture and simple-capture.
2236 PR c++/89660 - bogus error with -Wredundant-move.
2237 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
2238 as the std::move's argument. Don't call convert_for_initialization
2239 when warn_redundant_move isn't on.
2241 2019-03-11 Jason Merrill <jason@redhat.com>
2243 PR c++/86521 - wrong overload resolution with ref-qualifiers.
2244 * call.c (build_user_type_conversion_1): Don't use a conversion to a
2245 reference of the wrong rvalueness for direct binding.
2247 2019-03-11 Martin Liska <mliska@suse.cz>
2249 * cvt.c (build_expr_type_conversion): Wrap apostrophes
2250 in gcc internal format with %'.
2251 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
2252 (grokfndecl): Likewise.
2253 * name-lookup.c (do_pushtag): Likewise.
2254 * pt.c (unify_parameter_deduction_failure): Likewise.
2255 (unify_template_deduction_failure): Likewise.
2257 2019-03-11 Martin Liska <mliska@suse.cz>
2259 * call.c (convert_arg_to_ellipsis): Wrap an option name
2260 in a string format message and fix GNU coding style.
2261 (build_over_call): Likewise.
2262 * class.c (check_field_decl): Likewise.
2263 (layout_nonempty_base_or_field): Likewise.
2264 * constexpr.c (cxx_eval_loop_expr): Likewise.
2265 * cvt.c (type_promotes_to): Likewise.
2266 * decl.c (cxx_init_decl_processing): Likewise.
2267 (mark_inline_variable): Likewise.
2268 (grokdeclarator): Likewise.
2269 * decl2.c (record_mangling): Likewise.
2270 * error.c (maybe_warn_cpp0x): Likewise.
2271 * except.c (doing_eh): Likewise.
2272 * mangle.c (maybe_check_abi_tags): Likewise.
2273 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
2274 (cp_parser_userdef_numeric_literal): Likewise.
2275 (cp_parser_primary_expression): Likewise.
2276 (cp_parser_unqualified_id): Likewise.
2277 (cp_parser_pseudo_destructor_name): Likewise.
2278 (cp_parser_builtin_offsetof): Likewise.
2279 (cp_parser_lambda_expression): Likewise.
2280 (cp_parser_lambda_introducer): Likewise.
2281 (cp_parser_lambda_declarator_opt): Likewise.
2282 (cp_parser_selection_statement): Likewise.
2283 (cp_parser_init_statement): Likewise.
2284 (cp_parser_decomposition_declaration): Likewise.
2285 (cp_parser_function_specifier_opt): Likewise.
2286 (cp_parser_static_assert): Likewise.
2287 (cp_parser_simple_type_specifier): Likewise.
2288 (cp_parser_namespace_definition): Likewise.
2289 (cp_parser_using_declaration): Likewise.
2290 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
2291 (cp_parser_initializer_list): Likewise.
2292 (cp_parser_type_parameter_key): Likewise.
2293 (cp_parser_member_declaration): Likewise.
2294 (cp_parser_try_block): Likewise.
2295 (cp_parser_std_attribute_spec): Likewise.
2296 (cp_parser_requires_clause_opt): Likewise.
2297 * pt.c (check_template_variable): Likewise.
2298 (check_default_tmpl_args): Likewise.
2299 (push_tinst_level_loc): Likewise.
2300 (instantiate_pending_templates): Likewise.
2301 (invalid_nontype_parm_type_p): Likewise.
2302 * repo.c (get_base_filename): Likewise.
2303 * rtti.c (typeid_ok_p): Likewise.
2304 (build_dynamic_cast_1): Likewise.
2305 * tree.c (maybe_warn_parm_abi): Likewise.
2307 2019-03-08 Jakub Jelinek <jakub@redhat.com>
2310 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
2311 one space before " at the end of line and another after " on another
2312 line in a string literal.
2314 PR tree-optimization/89550
2315 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
2316 warning_at returned true.
2317 * decl2.c (c_parse_final_cleanups): Likewise.
2318 * typeck.c (convert_for_assignment): Likewise.
2319 * decl.c (finish_function): Likewise.
2322 * parser.c (cp_parser_asm_definition): Just warn instead of error
2323 on volatile qualifier outside of function body.
2326 * constexpr.c (potential_constant_expression_1): Reject
2327 REINTERPRET_CAST_P NOP_EXPRs.
2330 * call.c (joust): Call print_z_candidate only if pedwarn returned
2333 2019-03-07 Jason Merrill <jason@redhat.com>
2335 PR c++/88123 - lambda and using-directive.
2336 * name-lookup.c (op_unqualified_lookup)
2337 (maybe_save_operator_binding, discard_operator_bindings)
2338 (push_operator_bindings): New.
2339 * typeck.c (build_x_binary_op, build_x_unary_op): Call
2340 maybe_save_operator_binding.
2341 * decl.c (start_preparsed_function): Call push_operator_bindings.
2342 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
2344 PR c++/88820 - ICE with CTAD and member template used in DMI.
2345 * pt.c (do_class_deduction): Handle parm used as its own arg.
2347 2019-03-07 Jakub Jelinek <jakub@redhat.com>
2350 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
2351 at toplevel, but diagnose them.
2353 2019-03-06 Jason Merrill <jason@redhat.com>
2355 PR c++/89381 - implicit copy and using-declaration.
2356 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
2357 op= brought in by a using-declaration.
2359 2019-03-06 Jakub Jelinek <jakub@redhat.com>
2362 * init.c (build_value_init_noctor): Ignore flexible array members.
2364 2019-03-06 Jason Merrill <jason@redhat.com>
2366 PR c++/89576 - if constexpr of lambda capture.
2367 * semantics.c (maybe_convert_cond): Do convert a non-dependent
2368 condition in a template.
2369 * typeck.c (condition_conversion): Handle being called in a
2372 2019-03-06 Marek Polacek <polacek@redhat.com>
2374 PR c++/87378 - bogus -Wredundant-move warning.
2375 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
2376 overload resolution would actually succeed.
2378 2019-03-05 Jason Merrill <jason@redhat.com>
2380 * class.c (is_really_empty_class): Add ignore_vptr parm.
2381 (trivial_default_constructor_is_constexpr): Pass it.
2382 * call.c (build_over_call): Pass it.
2383 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
2384 checking TYPE_POLYMORPHIC_P.
2385 (cxx_eval_component_reference, potential_constant_expression_1):
2387 * cp-gimplify.c (simple_empty_class_p): Pass it.
2388 * init.c (expand_aggr_init_1): Pass it.
2390 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
2393 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
2395 2019-03-04 Jakub Jelinek <jakub@redhat.com>
2398 * call.c (field_in_pset): New function.
2399 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
2401 2019-03-02 Jakub Jelinek <jakub@redhat.com>
2404 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
2405 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
2406 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
2407 (cp_parser_initializer_list): Add designated parameter, set *designated
2408 to a bool whether any designators were parsed.
2409 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
2411 * pt.c (tsubst_copy_and_build): Likewise.
2412 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
2413 don't call build_list_conv, nor build_complex_conv, nor attempt to
2414 convert a single element initializer to scalar.
2416 2019-03-01 Marek Polacek <polacek@redhat.com>
2418 PR c++/89537 - missing location for error with non-static member fn.
2419 * call.c (resolve_args): Use EXPR_LOCATION.
2420 * typeck.c (build_class_member_access_expr): Use input_location.
2422 PR c++/89532 - ICE with incomplete type in decltype.
2423 * semantics.c (finish_compound_literal): Return error_mark_node
2424 if digest_init_flags returns error_mark_node.
2426 2019-03-01 Jakub Jelinek <jakub@redhat.com>
2428 Implement P1002R1, Try-catch blocks in constexpr functions
2430 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
2431 Diagnose constexpr ctor or function with function-try-block with
2432 pedwarn for c++17 and earlier. Formatting fix.
2433 (cp_parser_try_block): Use pedwarn instead of error and only for
2434 c++17 and earlier when try block appears in constexpr function.
2435 * constexpr.c (build_constexpr_constructor_member_initializers):
2436 Handle TRY_BLOCK here instead of erroring on it.
2438 2019-02-28 Jason Merrill <jason@redhat.com>
2440 PR c++/88183 - ICE with .* fold-expression.
2441 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
2443 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
2444 * class.c, lambda.c, pt.c: Revert earlier change.
2445 * lambda.c (add_capture): Don't special-case capture of dependent
2448 * name-lookup.c (print_binding_level): Print this_entity.
2450 2019-02-27 Marek Polacek <polacek@redhat.com>
2452 PR c++/88857 - ICE with value-initialization of argument in template.
2453 * call.c (convert_like_real): Don't call build_value_init in template.
2455 2019-02-27 Jason Merrill <jason@redhat.com>
2457 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
2458 * semantics.c (process_outer_var_ref): Do capture dependent vars.
2459 * class.c (finish_struct): Only add TAG_DEFN if T is in
2460 current_function_decl.
2461 * lambda.c (vla_capture_type): Force the capture type out into the
2462 lambda's enclosing function.
2463 (add_capture): Pass in the lambda.
2464 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
2466 2019-02-27 Marek Polacek <polacek@redhat.com>
2468 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
2469 * parser.c (cp_parser_using_declaration): For an unscoped enum
2470 only use its context if it's not a function declaration.
2472 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
2475 * method.c (process_subob_fn): When maybe_instantiate_noexcept
2476 returns false don't call merge_exception_specifiers.
2478 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
2481 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
2482 for a non-constant parsed expression.
2484 2019-02-26 Jakub Jelinek <jakub@redhat.com>
2487 * constexpr.c (cxx_eval_store_expression): When changing active union
2488 member, set no_zero_init.
2490 2019-02-23 Marek Polacek <polacek@redhat.com>
2492 PR c++/88294 - ICE with non-constant noexcept-specifier.
2493 * pt.c (maybe_instantiate_noexcept): Set up the list of local
2494 specializations. Set current_class_{ptr,ref}.
2496 2019-02-22 David Malcolm <dmalcolm@redhat.com>
2499 * parser.c (cp_parser_unqualified_id): Capture and use locations
2502 2019-02-22 Marek Polacek <polacek@redhat.com>
2504 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
2505 * decl.c (build_explicit_specifier): Don't check
2506 processing_template_decl. Call instantiation_dependent_expression_p
2507 instead of value_dependent_expression_p. Call
2508 instantiate_non_dependent_expr_sfinae before
2509 build_converted_constant_expr instead of calling
2510 instantiate_non_dependent_expr after it. Add
2511 processing_template_decl_sentinel.
2513 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
2515 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
2516 parameter, move loc formal parameter to the front. Adjust all
2518 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
2521 2019-02-21 Jason Merrill <jason@redhat.com>
2523 PR c++/87685 - generic lambda 'this' capture error.
2524 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
2525 (maybe_generic_this_capture): Pass -1.
2527 PR c++/88394 - ICE with VLA init-capture.
2528 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
2530 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
2531 * pt.c (do_class_deduction): Don't include explicit specialization
2534 PR c++/89422 - ICE with -g and lambda in default arg in template.
2535 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
2537 2019-02-21 Jason Merrill <jason@redhat.com>
2539 PR c++/88419 - C++17 ICE with class template arg deduction.
2540 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
2541 CLASS_PLACEHOLDER_TEMPLATE.
2543 2019-02-21 Jakub Jelinek <jakub@redhat.com>
2546 * constexpr.c (struct constexpr_fundef): Add parms and result members.
2547 (retrieve_constexpr_fundef): Adjust for the above change.
2548 (register_constexpr_fundef): Save constexpr body with copy_fn,
2549 temporarily set DECL_CONTEXT on DECL_RESULT before that.
2550 (get_fundef_copy): Change FUN argument to FUNDEF with
2551 constexpr_fundef * type, grab body and parms/result out of
2552 constexpr_fundef struct and temporarily change it for copy_fn calls
2554 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
2555 adjust current_function_decl from ctx->call context. Test
2556 !potential_constant_expression instead of !is_constant_expression.
2557 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
2558 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
2559 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
2560 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
2561 operands to be NULL.
2562 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
2563 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
2564 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
2565 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
2566 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
2567 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
2568 DECL_EXPR with USING_DECL operand.
2569 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
2570 build_int_cst to make it a valid constant expression.
2572 2019-02-20 Jason Merrill <jason@redhat.com>
2574 PR c++/88690 - C++17 ICE with empty base in aggregate.
2575 * typeck2.c (process_init_constructor_record): Skip trivial
2576 initialization of an empty base.
2578 2019-02-21 Richard Biener <rguenther@suse.de>
2581 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
2582 make symtab process new functions here.
2584 2019-02-20 Jason Merrill <jason@redhat.com>
2586 PR c++/87921 - wrong error with inline static data member.
2587 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
2588 for a non-template inline variable. Do nothing for an
2589 already-instantiated variable.
2590 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
2592 * decl.c (check_initializer): Likewise.
2593 (make_rtl_for_nonlocal_decl): Likewise.
2594 * pt.c (instantiate_decl): Likewise.
2595 * typeck2.c (store_init_value): Likewise.
2597 2019-02-20 Jakub Jelinek <jakub@redhat.com>
2600 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
2601 for flag_syntax_only from here...
2602 * semantics.c (expand_or_defer_fn_1): ... here.
2605 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
2606 DECL_COMMON, set DECL_INTERFACE_KNOWN.
2609 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
2610 union member for -std=c++17 and earlier.
2612 2019-02-19 Jason Merrill <jason@redhat.com>
2614 PR c++/87513 - 'sorry' mangling PMF template-id.
2615 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
2617 2019-02-19 Jason Merrill <jason@redhat.com>
2619 PR c++/88380 - wrong-code with flexible array and NSDMI.
2620 * typeck2.c (process_init_constructor_record): Skip flexarrays.
2622 2019-02-20 will wray <wjwray@gmail.com>
2624 PR c++/88572 - wrong handling of braces on scalar init.
2625 * decl.c (reshape_init_r): Allow braces around scalar initializer
2626 within aggregate init. Reject double braced-init of scalar
2629 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
2632 * pt.c (tsubst_init): Diagnose an initializer expanding to an
2633 empty list of expressions; tweak wrt dependent types.
2634 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
2635 instead of tsubst_expr.
2637 2019-02-19 Jason Merrill <jason@redhat.com>
2639 PR c++/88368 - wrong 'use of deleted function'
2640 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
2641 (get_defaulted_eh_spec): Call push_tinst_level.
2642 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
2643 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
2645 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
2648 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
2649 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
2651 2019-02-19 Jakub Jelinek <jakub@redhat.com>
2654 * lambda.c (maybe_generic_this_capture): Don't check
2655 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
2658 * typeck.c (build_reinterpret_cast_1): Don't handle void to
2659 && conversion go through build_target_expr_with_type.
2662 * error.c (qualified_name_lookup_error): Only call
2663 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
2665 2019-02-19 Tom Honermann <tom@honermann.net>
2667 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
2669 2019-02-18 Jason Merrill <jason@redhat.com>
2671 PR c++/89336 - multiple stores in constexpr stmt.
2672 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
2675 * pt.c (check_explicit_specialization): If the declarator is a
2676 template-id, only check whether the arguments are dependent.
2678 Improve duplicate [[likely]] diagnostic.
2679 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
2680 to process_stmt_hotness_attribute.
2681 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
2682 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
2684 2019-02-17 Marek Polacek <polacek@redhat.com>
2686 PR c++/89217 - ICE with list-initialization in range-based for loop.
2687 * constexpr.c (unshare_constructor): No longer static.
2688 * cp-tree.h (unshare_constructor): Declare.
2689 * semantics.c (finish_compound_literal): When dealing with a
2690 non-dependent expression in a template, return the original
2691 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
2693 2019-02-13 Marek Polacek <polacek@redhat.com>
2695 PR c++/89297 - ICE with OVERLOAD in template.
2696 * semantics.c (finish_compound_literal): Call
2697 instantiate_non_dependent_expr_sfinae.
2699 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
2702 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
2703 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
2704 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
2705 (shared_member_p): Likewise.
2706 (lookup_member): Likewise.
2707 * decl.c (grok_special_member_properties): Skip USING_DECLs.
2708 * semantics.c (finish_omp_declare_simd_methods): Likewise.
2709 (finish_qualified_id_expr): Do not call shared_member_p with
2713 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
2714 Move cp_evaluated resetting before signature tsubsting.
2715 (gen_elem_of_pack_expansion_instantiation): Separate local
2716 specializations per index.
2718 2019-02-13 David Malcolm <dmalcolm@redhat.com>
2721 * class.c (add_method): Drop destructor assertion.
2723 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
2726 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
2727 context (the first argument).
2728 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
2731 2019-02-12 Jason Merrill <jason@redhat.com>
2733 PR c++/89144 - link error with constexpr initializer_list.
2734 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
2735 array for an empty list.
2736 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
2739 2019-02-11 Jason Merrill <jason@redhat.com>
2741 PR c++/89241 - ICE with __func__ in lambda in template.
2742 * pt.c (enclosing_instantiation_of): Also check
2743 instantiated_lambda_fn_p for the template context.
2745 2019-02-11 Marek Polacek <polacek@redhat.com>
2747 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
2748 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
2749 null member pointer value.
2751 2019-02-11 Jakub Jelinek <jakub@redhat.com>
2754 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
2755 to maybe_constant_value calls.
2757 2019-02-11 Marek Polacek <polacek@redhat.com>
2759 * typeck2.c (digest_init_r): Remove commented code.
2761 2019-02-11 Martin Sebor <msebor@redhat.com>
2764 * decl.c (compute_array_index_type_loc): Preserve signed sizes
2765 for diagnostics. Call valid_array_size_p instead of error.
2766 * init.c (build_new_1): Compute size for diagnostic. Call
2767 invalid_array_size_error
2768 (build_new): Call valid_array_size_p instead of error.
2770 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
2773 * call.c (compare_ics): Deal with ck_aggr in either cs.
2775 2019-02-06 David Malcolm <dmalcolm@redhat.com>
2778 * call.c (get_location_for_expr_unwinding_for_system_header): New
2780 (conversion_null_warnings): Use it when getting locations for
2781 EXPR, effectively adding a call to
2782 get_location_for_expr_unwinding_for_system_header for
2783 -Wconversion-null and making use of EXPR_LOCATION for
2784 -Wzero-as-null-pointer-constant.
2786 2019-02-05 Jakub Jelinek <jakub@redhat.com>
2789 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
2790 PARM_DECLs of the thunk.
2791 * lambda.c (maybe_add_lambda_conv_op): Likewise.
2793 2019-02-05 Marek Polacek <polacek@redhat.com>
2795 PR c++/89158 - by-value capture of constexpr variable broken.
2796 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
2797 instead of mark_rvalue_use.
2799 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
2802 * pt.c (instantiates_primary_template_p): New.
2803 (type_dependent_expression_p): Use it.
2805 2019-02-01 Jason Merrill <jason@redhat.com>
2807 PR c++/88761 - ICE with reference capture of constant.
2808 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
2811 2019-02-01 Marek Polacek <polacek@redhat.com>
2813 PR c++/88325 - ICE with invalid out-of-line template member definition.
2814 * parser.c (cp_parser_class_name): Don't call make_typename_type
2817 2019-02-01 Jakub Jelinek <jakub@redhat.com>
2820 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
2821 if require_open failed.
2823 2019-01-31 Marek Polacek <polacek@redhat.com>
2825 PR c++/89083, c++/80864 - ICE with list initialization in template.
2826 * constexpr.c (adjust_temp_type): Use copy_node and change the type
2827 instead of using build_constructor.
2828 * decl.c (reshape_init_r): Don't reshape a digested initializer.
2829 Return the initializer for COMPOUND_LITERAL_P.
2831 PR c++/88983 - ICE with switch in constexpr function.
2832 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
2833 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
2834 label in the else branch if we found it in the then branch.
2836 2019-01-30 Jason Merrill <jason@redhat.com>
2838 PR c++/88752 - ICE with lambda and constexpr if.
2839 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
2840 * pt.c (tsubst_lambda_expr): Set it.
2841 (instantiated_lambda_fn_p): Check it.
2842 (enclosing_instantiation_of): Use it.
2844 2019-01-31 Jakub Jelinek <jakub@redhat.com>
2847 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
2848 a C cast in pp_c_flag_gnu_v3 mode.
2850 2019-01-30 Jakub Jelinek <jakub@redhat.com>
2853 * lambda.c (is_capture_proxy): Don't return true for
2854 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
2856 2019-01-30 Marek Polacek <polacek@redhat.com>
2858 PR c++/89119 - ICE with value-initialization in template.
2859 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
2861 2019-01-29 Jason Merrill <jason@redhat.com>
2863 PR c++/86943 - wrong code converting lambda to function pointer.
2864 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
2865 call. Only forward parms for decltype.
2866 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
2868 * typeck.c (check_return_expr): Don't mess with a thunk call.
2870 2019-01-28 Jason Merrill <jason@redhat.com>
2872 PR c++/89089 - ICE with [[no_unique_address]].
2873 PR c++/88865 - wrong layout with [[no_unique_address]].
2874 * class.c (check_field_decls): A potentially-overlapping field makes
2875 the class non-layout-POD, but not non-empty.
2876 (end_of_class): Always consider empty data members.
2877 (layout_class_type): Set DECL_SIZE for empty fields.
2879 2019-01-28 Marek Polacek <polacek@redhat.com>
2881 PR c++/88358 - name wrongly treated as type.
2882 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
2883 in parameter-list is a type if the function's declarator-id is not
2886 2019-01-27 Marek Polacek <polacek@redhat.com>
2888 PR c++/88815 - narrowing conversion lost in decltype.
2889 PR c++/78244 - narrowing conversion in template not detected.
2890 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
2891 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
2892 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
2893 * semantics.c (finish_compound_literal): When the compound literal
2894 isn't instantiation-dependent and the type isn't type-dependent,
2895 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
2897 PR c++/89024 - ICE with incomplete enum type.
2898 * call.c (standard_conversion): When converting an
2899 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
2901 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
2904 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
2905 * decl2.c (coerce_delete_type): Use build_pointer_type instead
2908 2019-01-24 Jason Merrill <jason@redhat.com>
2910 PR c++/89001 - mangling of reference temporaries
2911 * cp-tree.h (struct saved_scope): Add ref_temp_count.
2912 (current_ref_temp_count): New macro.
2913 * mangle.c (mangle_ref_init_variable): Use it.
2914 * typeck2.c (store_init_value): Clear it.
2915 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
2918 2019-01-24 Jakub Jelinek <jakub@redhat.com>
2921 * semantics.c (finish_omp_cancel): Diagnose more than one if
2922 on #pragma omp cancel with different modifiers. Use
2923 maybe_convert_cond when not in template or build_x_binary_op
2926 2019-01-23 Marek Polacek <polacek@redhat.com>
2928 PR c++/88757 - qualified name treated wrongly as type.
2929 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
2930 in parameter-list as types if name lookup for declarator-id didn't
2931 find one or more function templates.
2933 2019-01-23 Jakub Jelinek <jakub@redhat.com>
2936 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
2937 after genericizing cond and incr expressions.
2940 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
2941 before the begin_bc_block call.
2943 2019-01-21 Jason Merrill <jason@redhat.com>
2945 PR c++/87893 - constexpr ctor ICE on ARM.
2946 PR c++/88293 - ICE with comma expression.
2947 * constexpr.c (initialized_type): Don't shortcut non-void type.
2948 Handle COMPOUND_EXPR.
2949 (cxx_eval_outermost_constant_expr): Return early for void type.
2951 2019-01-21 Jakub Jelinek <jakub@redhat.com>
2954 * optimize.c (cxx_copy_decl): New function.
2955 (clone_body): Use it instead of copy_decl_no_change.
2958 * typeck.c (cp_build_binary_op): Don't instrument
2959 SANITIZE_POINTER_COMPARE if processing_template_decl.
2960 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
2962 2019-01-18 Jason Merrill <jason@redhat.com>
2964 PR c++/88875 - error with explicit list constructor.
2965 * call.c (reference_binding): Don't modify EXPR. Set
2966 need_temporary_p on the ck_user conversion for a temporary.
2967 (convert_like_real): Check it.
2969 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
2973 * call.c (convert_for_arg_passing): Upate the
2974 warn_for_address_or_pointer_of_packed_member call.
2975 * typeck.c (convert_for_assignment): Likewise.
2977 2019-01-17 Jason Merrill <jason@redhat.com>
2979 PR c++/86205 - ICE with ?: of throw and template-id.
2980 * pt.c (resolve_nondeduced_context_or_error): Split out from...
2981 * typeck.c (decay_conversion): ...here.
2982 * call.c (build_conditional_expr_1): Use it.
2984 PR c++/86740, ICE with constexpr if and nested generic lambdas.
2985 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
2987 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
2989 * decl.c (grokdeclarator): Use typespec_loc in error messages
2990 about 'auto' and trailing return type.
2992 2019-01-17 David Malcolm <dmalcolm@redhat.com>
2995 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
2998 2019-01-17 Nathan Sidwell <nathan@acm.org>
3001 * semantics.c (process_outer_var_ref): Only skip dependent types
3004 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
3007 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
3008 * name-lookup.c (do_push_to_top_level): Save and reset it.
3009 (do_pop_from_top_level): Restore it.
3012 * pt.c (make_template_placeholder): Use auto_identifier.
3013 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
3014 * error.c (dump_type): Handle template placeholders.
3015 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
3018 * cvt.c (convert_to_void): Handle all cdtor calls as if
3021 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
3023 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
3024 error messages about ill-formed uses of mutable.
3026 2019-01-16 Marek Polacek <polacek@redhat.com>
3028 PR c++/78244 - narrowing conversion in template not detected.
3029 * call.c (perform_implicit_conversion_flags): Set
3030 IMPLICIT_CONV_EXPR_BRACED_INIT.
3031 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
3032 * pt.c (tsubst_copy_and_build): Use it.
3034 2019-01-15 David Malcolm <dmalcolm@redhat.com>
3037 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
3040 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
3042 * decl.c (start_decl): Improve error location.
3043 * decl2.c (grokfield): Likewise.
3045 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
3047 * decl.c (grokdeclarator): Move further up the location_t loc
3048 declaration and use the location when building a TYPE_DECL for
3050 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
3051 about an ill-formed bit-field as typedef.
3053 2019-01-14 Marek Polacek <polacek@redhat.com>
3055 PR c++/88830 - ICE with abstract class.
3056 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
3059 PR c++/88825 - ICE with bogus function return type deduction.
3060 * typeck.c (can_do_nrvo_p): Check error_mark_node.
3062 2019-01-14 Tom Honermann <tom@honermann.net>
3064 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
3065 * cvt.c (type_promotes_to): Handle char8_t promotion.
3066 * decl.c (grokdeclarator): Handle invalid type specifier
3067 combinations involving char8_t.
3068 * lex.c (init_reswords): Add char8_t as a reserved word.
3069 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
3070 * parser.c (cp_keyword_starts_decl_specifier_p)
3071 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
3073 (cp_parser_string_literal): Use char8_array_type_node for the type
3075 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
3077 * rtti.c (emit_support_tinfos): type_info support for char8_t.
3078 * tree.c (char_type_p): Recognize char8_t as a character type.
3079 * typeck.c (string_conv_p): Handle conversions of u8 string
3080 literals of char8_t type.
3081 (check_literal_operator_args): Handle UDLs with u8 string literals
3083 * typeck2.c (ordinary_char_type_p): New.
3084 (digest_init_r): Disallow initializing a char array with a u8 string
3087 2019-01-14 Martin Liska <mliska@suse.cz>
3089 PR gcov-profile/88263
3090 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
3091 as location of the TLS wrapper.
3093 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
3095 * decl.c (cp_finish_decl): Improve error location.
3096 * decl2.c (grokfield): Likewise, improve two locations.
3098 2019-01-11 Marek Polacek <polacek@redhat.com>
3100 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
3101 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
3104 2019-01-11 Jason Merrill <jason@redhat.com>
3106 PR c++/88312 - pack expansion of decltype.
3107 * pt.c (instantiation_dependent_r): A template non-type parameter
3108 pack is instantiation-dependent.
3110 2019-01-11 Jason Merrill <jason@redhat.com>
3112 PR c++/88613 - ICE with use of const var in lambda.
3113 * expr.c (mark_use): Fix location wrapper handling.
3114 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
3116 2019-01-11 Tobias Burnus <burnus@net-b.de>
3119 * decl2.c (maybe_emit_vtables): If needed, generate code for
3120 the destructor of an abstract class.
3121 (mark_used): Update comment for older function-name change.
3123 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
3125 * decl.c (start_decl): Improve error location.
3126 (grokdeclarator): Likewise, improve two locations.
3128 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
3132 * cp-tree.h: Mechanically replace "can not" with "cannot".
3133 * parser.c: Likewise.
3136 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
3138 * decl.c (grok_reference_init): Improve error location.
3139 (grokdeclarator): Likewise, improve two locations.
3141 2019-01-08 Marek Polacek <polacek@redhat.com>
3143 PR c++/88538 - braced-init-list in template-argument-list.
3144 * parser.c (cp_parser_template_argument): Handle braced-init-list when
3147 PR c++/88548 - this accepted in static member functions.
3148 * parser.c (cp_debug_parser): Adjust printing of
3149 local_variables_forbidden_p.
3150 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
3151 (cp_parser_primary_expression): When checking
3152 local_variables_forbidden_p, use THIS_FORBIDDEN or
3153 LOCAL_VARS_FORBIDDEN.
3154 (cp_parser_lambda_body): Update the type of
3155 local_variables_forbidden_p. Set it to 0 rather than false.
3156 (cp_parser_condition): Adjust call to cp_parser_declarator.
3157 (cp_parser_explicit_instantiation): Likewise.
3158 (cp_parser_init_declarator): Likewise.
3159 (cp_parser_declarator): New parameter. Use it.
3160 (cp_parser_direct_declarator): New parameter. Use it to set
3161 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
3162 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
3163 (cp_parser_parameter_declaration): Likewise.
3164 (cp_parser_default_argument): Update the type of
3165 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
3167 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
3168 'static' or 'friend'.
3169 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
3170 (cp_parser_late_parsing_default_args): Update the type of
3171 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
3173 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
3174 (cp_parser_objc_class_ivars): Likewise.
3175 (cp_parser_objc_struct_declaration): Likewise.
3176 (cp_parser_omp_for_loop_init): Likewise.
3177 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
3179 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
3182 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
3184 * decl.c (start_decl): Improve permerror location.
3186 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
3187 Jakub Jelinek <jakub@redhat.com>
3190 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
3191 fixit hint if current_class_ref is NULL. Use a single if instead of
3194 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
3196 * decl.c (start_decl): Improve two error_at locations.
3197 (expand_static_init): Likewise.
3199 2019-01-07 Marek Polacek <polacek@redhat.com>
3201 PR c++/88741 - wrong error with initializer-string.
3202 * decl.c (cp_complete_array_type): Strip any location wrappers.
3204 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
3210 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
3211 * typeck2.c (digest_init_r): Raise an error for non-static
3212 initialization of a flexible array member.
3213 (process_init_constructor, massage_init_elt,
3214 process_init_constructor_array, process_init_constructor_record,
3215 process_init_constructor_union, process_init_constructor): Add the
3216 flags parameter and pass it thru.
3217 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
3218 digest_init_flags for static decls.
3220 2019-01-07 Jakub Jelinek <jakub@redhat.com>
3223 * cp-tree.h (cp_build_vec_convert): Declare.
3224 * parser.c (cp_parser_postfix_expression): Parse
3225 __builtin_convertvector.
3226 * constexpr.c: Include fold-const-call.h.
3227 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
3228 (potential_constant_expression_1): Likewise.
3229 * semantics.c (cp_build_vec_convert): New function.
3230 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
3233 2019-01-03 Jakub Jelinek <jakub@redhat.com>
3236 * decl.c (builtin_function_1): Return result of pushdecl_top_level
3237 or pushdecl rather than decl.
3239 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
3241 * tree.c (handle_nodiscard_attribute): Improve warning location.
3243 2019-01-02 Marek Polacek <polacek@redhat.com>
3245 PR c++/88612 - ICE with -Waddress-of-packed-member.
3246 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
3247 * typeck.c (convert_for_assignment): Likewise.
3249 PR c++/88631 - CTAD failing for value-initialization.
3250 * typeck2.c (build_functional_cast): Try deducing the template
3251 arguments even if there are no arguments to deduce from.
3253 2019-01-01 Jakub Jelinek <jakub@redhat.com>
3255 Update copyright years.
3257 Copyright (C) 2019 Free Software Foundation, Inc.
3259 Copying and distribution of this file, with or without modification,
3260 are permitted in any medium without royalty provided the copyright
3261 notice and this notice are preserved.