1 2023-07-20 Marek Polacek <polacek@redhat.com>
4 * call.cc (implicit_conversion_1): Return early if the type isn't
7 2023-07-19 Marek Polacek <polacek@redhat.com>
10 * error.cc (dump_simple_decl): Print base class name.
12 2023-07-19 Marek Polacek <polacek@redhat.com>
15 * typeck2.cc (process_init_constructor_record): Don't emit
16 -Wmissing-field-initializers for empty classes.
18 2023-07-19 Patrick Palka <ppalka@redhat.com>
20 * pt.cc (type_unification_real): Test for PARM_DECL instead
21 of TEMPLATE_PARM_INDEX to distinguish a type vs non-type
22 template parameter pack.
23 (type_targs_deducible_from): Likewise.
25 2023-07-19 Patrick Palka <ppalka@redhat.com>
27 * pt.cc (tsubst_function_decl): Add defaulted 'use_spec_table'
28 flag parameter. Don't look up or insert into the specializations
29 table if 'use_spec_table' is false.
30 (tsubst_decl): Add defaulted 'use_spec_table' flag parameter.
31 Check for error_mark_node.
32 <case FUNCTION_DECL>: Pass 'use_spec_table' to
34 <case TYPE/VAR_DECL>: Don't call coerce_template_parms.
35 Don't look up or insert into the specializations table if
36 'use_spec_table' is false. Exit earlier if the substituted
37 type is erroneous and we're not complaining, and do so for
38 alias specializations as well.
39 (instantiate_template): Pass false as 'use_spec_table'
40 to tsubst_decl. Call register_specialization afterwards.
42 2023-07-18 Jason Merrill <jason@redhat.com>
44 * constexpr.cc (cxx_eval_bit_cast): Check that the result of
45 native_interpret_aggregate doesn't need more evaluation.
47 2023-07-18 Patrick Palka <ppalka@redhat.com>
49 * call.cc (add_template_conv_candidate): Don't check for
50 non-empty 'candidates' here.
51 (build_op_call): Check it here, before we've considered any
54 2023-07-18 Patrick Palka <ppalka@redhat.com>
57 * call.cc (add_conv_candidate): Check constraints.
59 2023-07-17 Jason Merrill <jason@redhat.com>
61 * constexpr.cc (cxx_eval_call_expression): Only cache
62 reduced_constant_expression_p results.
63 (reduced_constant_expression_p): Handle CONSTRUCTOR of scalar type.
64 (cxx_eval_constant_expression): Fold vectors here.
65 (cxx_eval_bare_aggregate): Not here.
67 2023-07-15 Patrick Palka <ppalka@redhat.com>
70 * call.cc (keep_unused_object_arg): Use cp_build_compound_expr
71 instead of building a COMPOUND_EXPR directly.
73 2023-07-15 Patrick Palka <ppalka@redhat.com>
76 * mangle.cc (write_expression): Handle TEMPLATE_ID_EXPR
77 whose template is already an IDENTIFIER_NODE.
79 2023-07-14 Nathaniel Shead <nathanieloshead@gmail.com>
81 * constexpr.cc (cxx_eval_constant_expression): Pass t to get_value.
83 2023-07-14 Jason Merrill <jason@redhat.com>
86 * constexpr.cc (cxx_eval_constant_expression): Move P2738 handling
88 * name-lookup.cc (get_cxx_dialect_name): Add C++26.
90 2023-07-14 Marek Polacek <polacek@redhat.com>
91 Jason Merrill <jason@redhat.com>
94 * decl.cc (cp_finish_decl): Set TREE_CONSTANT when initializing
95 an object of empty class type.
96 * pt.cc (value_dependent_expression_p) <case VAR_DECL>: Treat a
97 constexpr-declared non-constant variable as value-dependent.
99 2023-07-11 Patrick Palka <ppalka@redhat.com>
102 * pt.cc (lookup_template_variable): Pass all levels of arguments
103 to coerce_template_parms, and use the parameters from the most
106 2023-07-10 Patrick Palka <ppalka@redhat.com>
109 * pt.cc (redeclare_class_template): Relax the ttp DECL_CONTEXT
110 assert, and downgrade it to a checking assert.
112 2023-06-30 Patrick Palka <ppalka@redhat.com>
114 * cp-tree.h (TEMPLATE_PARM_DESCENDANTS): Harden.
115 (TEMPLATE_TYPE_DESCENDANTS): Define.
116 (TEMPLATE_TEMPLATE_PARM_SIMPLE_P): Define.
117 * pt.cc (reduce_template_parm_level): Revert
118 r14-418-g0bc2a1dc327af9 change.
119 (process_template_parm): Set TEMPLATE_TEMPLATE_PARM_SIMPLE_P
121 (uses_outer_template_parms): Determine the outer depth of
122 a template template parm without relying on DECL_CONTEXT.
123 (tsubst) <case TEMPLATE_TEMPLATE_PARM>: Cache lowering a
124 simple template template parm. Consistently use 'code'.
126 2023-06-29 Patrick Palka <ppalka@redhat.com>
129 * init.cc (maybe_instantiate_nsdmi_init): Mask out all
130 tsubst flags except for tf_warning_or_error.
132 2023-06-29 Patrick Palka <ppalka@redhat.com>
135 * cp-gimplify.cc (cp_fold) <case CONSTRUCTOR>: Propagate
136 CONSTRUCTOR_MUTABLE_POISON.
138 2023-06-29 Patrick Palka <ppalka@redhat.com>
140 * cp-tree.h (tree_template_info::partial): New data member.
141 (TI_PARTIAL_INFO): New tree accessor.
142 (most_specialized_partial_spec): Add defaulted bool parameter.
143 * module.cc (trees_out::core_vals) <case TEMPLATE_INFO>: Stream
145 (trees_in::core_vals) <case TEMPLATE_INFO>: Likewise.
146 * parser.cc (specialization_of): Adjust after making
147 most_specialized_partial_spec return TEMPLATE_INFO instead
149 * pt.cc (process_partial_specialization): Set TI_PARTIAL_INFO
150 of 'decl' to point back to the partial TEMPLATE_DECL. Likewise
151 (and pass rechecking=true to most_specialization_partial_spec).
152 (instantiate_class_template): Likewise.
153 (instantiate_template): Set TI_PARTIAL_INFO to the result of
154 most_specialization_partial_spec after forming a variable
155 template specialization.
156 (most_specialized_partial_spec): Add 'rechecking' parameter.
157 Exit early if the template is not primary. Use the TI_PARTIAL_INFO
158 of the corresponding TEMPLATE_INFO as a cache unless 'rechecking'
159 is true. Don't bother setting TREE_TYPE of each TREE_LIST.
160 (instantiate_decl): Adjust after making
161 most_specialized_partial_spec return TEMPLATE_INFO instead of
163 * ptree.cc (cxx_print_xnode) <case TEMPLATE_INFO>: Dump
166 2023-06-29 Eugene Rozenfeld <erozen@microsoft.com>
168 * Make-lang.in: Pass correct stage cc1plus when processing
169 profile data collected while building target libraries
171 2023-06-28 Patrick Palka <ppalka@redhat.com>
175 * cp-tree.h (lookup_template_variable): Add complain parameter.
176 * parser.cc (cp_parser_template_id): Pass tf_warning_or_error
177 to lookup_template_variable.
178 * pt.cc (lookup_template_variable): Add complain parameter.
179 Coerce template arguments here ...
180 (finish_template_variable): ... instead of here.
181 (lookup_and_finish_template_variable): Check for error_mark_node
182 result from lookup_template_variable.
183 (tsubst_copy) <case TEMPLATE_ID_EXPR>: Pass complain to
184 lookup_template_variable.
185 (instantiate_template): Use build2 instead of
186 lookup_template_variable to build a TEMPLATE_ID_EXPR
187 for most_specialized_partial_spec.
189 2023-06-28 Marek Polacek <polacek@redhat.com>
192 * typeck.cc (cp_build_unary_op): Check tf_warning before warning.
194 2023-06-28 Jason Merrill <jason@redhat.com>
197 * cp-tree.h (clone_attrs): Declare.
198 * method.cc (implicitly_declare_fn): Use it for inherited
200 * optimize.cc (clone_attrs): New.
201 (maybe_clone_body): Use it.
203 2023-06-28 Jason Merrill <jason@redhat.com>
206 * constexpr.cc (cxx_eval_constant_expression): In C++26, allow cast
207 from void* to the type of a pointed-to object.
209 2023-06-23 David Malcolm <dmalcolm@redhat.com>
212 * cp-name-hint.h (maybe_suggest_missing_header): New decl.
213 * decl.cc: Define INCLUDE_MEMORY. Add include of
215 (start_decl_1): Call maybe_suggest_missing_header.
216 * name-lookup.cc (maybe_suggest_missing_header): Remove "static".
218 2023-06-16 Alex Coplan <alex.coplan@arm.com>
220 * parser.cc (cp_parser_enum_specifier): Don't reject
221 elaborated-type-specifier with enum-base, instead emit new
222 Welaborated-enum-base warning.
224 2023-06-14 Jason Merrill <jason@redhat.com>
228 * call.cc (joust_maybe_elide_copy): Don't change cand.
229 (joust): Move the elided tiebreaker later.
231 2023-06-13 David Malcolm <dmalcolm@redhat.com>
234 * name-lookup.cc (missing_std_header::~missing_std_header): Reword
235 note to avoid negative tone of "forgetting".
237 2023-06-13 Jason Merrill <jason@redhat.com>
239 * tree.cc (build_target_expr): Check TYPE_HAS_MUTABLE_P.
241 2023-06-12 Tobias Burnus <tobias@codesourcery.com>
243 * parser.cc (cp_parser_omp_clause_map): Reword error message for
244 clearness especially with 'omp target (enter/exit) data.'
245 * semantics.cc (handle_omp_array_sections): Handle
246 GOMP_MAP_{ALWAYS_,}PRESENT_{TO,TOFROM,FROM,ALLOC} enum values.
248 2023-06-12 Jason Merrill <jason@redhat.com>
251 * call.cc (convert_like_internal) [ck_list]: Use
252 maybe_init_list_as_array.
253 * constexpr.cc (cxx_eval_vec_init_1): Init might have
255 * tree.cc (build_vec_init_elt): Likewise.
256 * init.cc (build_vec_init): Handle from_array from a
257 TARGET_EXPR. Retain TARGET_EXPR of a different type.
259 2023-06-11 Patrick Palka <ppalka@redhat.com>
262 * constexpr.cc (cxx_eval_call_expression): Synthesize defaulted
263 functions needed for constant evaluation.
264 (instantiate_cx_fn_r): Likewise.
266 2023-06-11 Patrick Palka <ppalka@redhat.com>
269 * pt.cc (lookup_template_class): Extend shortcut for looking up the
270 current class scope to consider outer class scopes too, and use
271 current_nonlambda_class_type instead of current_class_type. Only
272 call coerce_template_parms when specializing a primary template.
274 2023-06-10 Nathan Sidwell <nathan@acm.org>
277 * pt.cc (maybe_adjust_types_for_deduction): Implement DR976.
279 2023-06-09 Jason Merrill <jason@redhat.com>
283 * method.cc (build_comparison_op): Give retval a name.
284 * typeck.cc (check_return_expr): Fix for nameless variables.
286 2023-06-09 Jason Merrill <jason@redhat.com>
288 * parser.cc (cp_parser_simple_type_specifier): Check for auto
289 in template argument.
290 (cp_parser_template_type_arg): Remove auto checking.
292 2023-06-09 Jason Merrill <jason@redhat.com>
295 * call.cc (maybe_init_list_as_array): Check that the element type is
298 2023-06-07 Jason Merrill <jason@redhat.com>
302 * cp-tree.h (INIT_EXPR_NRV_P): New.
303 * semantics.cc (finalize_nrv_r): Check it.
304 * name-lookup.h (decl_in_scope_p): Declare.
305 * name-lookup.cc (decl_in_scope_p): New.
306 * typeck.cc (check_return_expr): Allow non-NRV
307 returns if the NRV is no longer in scope.
309 2023-06-07 Jason Merrill <jason@redhat.com>
312 * typeck.cc (want_nrvo_p): New.
313 (check_return_expr): Handle -Wnrvo.
315 2023-06-07 Jason Merrill <jason@redhat.com>
319 * decl.cc (finish_function): Simplify NRV handling.
320 * except.cc (maybe_set_retval_sentinel): Also set if NRV.
321 (maybe_splice_retval_cleanup): Don't add the cleanup region
323 * semantics.cc (nrv_data): Add simple field.
324 (finalize_nrv): Set it.
325 (finalize_nrv_r): Check it and retval sentinel.
326 * cp-tree.h (finalize_nrv): Adjust declaration.
327 * typeck.cc (check_return_expr): Remove named_labels check.
329 2023-06-07 Jason Merrill <jason@redhat.com>
332 * typeck.cc (check_return_expr): Prevent NRV in the presence of
335 2023-06-07 Jason Merrill <jason@redhat.com>
338 * except.cc (maybe_splice_retval_cleanup): Change
339 recognition of function body and try scopes.
340 * semantics.cc (do_poplevel): Call it after poplevel.
342 * cp-tree.h (maybe_splice_retval_cleanup): Adjust.
344 2023-06-07 Jason Merrill <jason@redhat.com>
346 * semantics.cc (finalize_nrv_r): [RETURN_EXPR]: Only replace the
349 2023-06-06 Kwok Cheung Yeung <kcy@codesourcery.com>
350 Tobias Burnus <tobias@codesourcery.com>
352 * parser.cc (cp_parser_omp_clause_defaultmap,
353 cp_parser_omp_clause_map): Parse 'present'.
354 (cp_parser_omp_clause_from_to): New; parse to/from
355 clauses with optional 'present' modifier.
356 (cp_parser_omp_all_clauses): Update call.
357 (cp_parser_omp_target_data, cp_parser_omp_target_enter_data,
358 cp_parser_omp_target_exit_data): Handle new enum value for
360 * semantics.cc (finish_omp_target): Likewise.
362 2023-06-04 Jason Merrill <jason@redhat.com>
365 * cp-tree.h (enum cp_tree_index): Add CPTI_CALL_TERMINATE_FN.
366 (call_terminate_fn): New macro.
367 * cp-gimplify.cc (gimplify_must_not_throw_expr): Use it.
368 * except.cc (init_exception_processing): Set it.
369 (cp_protect_cleanup_actions): Return it.
371 2023-06-03 Patrick Palka <ppalka@redhat.com>
374 * pt.cc (is_specialization_of_friend): Fix overbroad check for
375 a non-template member function of a class template.
377 2023-06-03 Patrick Palka <ppalka@redhat.com>
379 * pt.cc (iterative_hash_template_arg): Don't hash
380 TEMPLATE_TEMPLATE_PARM specially.
382 2023-06-03 Patrick Palka <ppalka@redhat.com>
384 * class.cc (build_base_path): Check in_template_context instead
385 of in_template_function.
386 (resolves_to_fixed_type_p): Likewise.
387 * cp-tree.h (in_template_context): Define.
388 (in_template_function): Remove.
389 * decl.cc (cp_make_fname_decl): Check current_function_decl
390 and in_template_context instead of in_template_function.
391 * decl2.cc (mark_used): Check in_template_context instead of
392 in_template_function.
393 * pt.cc (in_template_function): Remove.
394 * semantics.cc (enforce_access): Check in_template_context
395 instead of current_template_parms directly.
397 2023-06-03 Patrick Palka <ppalka@redhat.com>
400 * mangle.cc (write_expression): Handle NOEXCEPT_EXPR.
402 2023-06-02 Jason Merrill <jason@redhat.com>
406 * call.cc (sfk_copy_or_move): New.
407 (joust): Add tiebreaker for explicit conv and copy ctor.
409 2023-06-02 Jason Merrill <jason@redhat.com>
413 * call.cc (maybe_init_list_as_array): Set DECL_MERGEABLE.
414 (convert_like_internal) [ck_list]: Set it.
415 (set_up_extended_ref_temp): Copy it.
416 * tree.cc (handle_no_unique_addr_attribute): Set it.
418 2023-06-01 Jason Merrill <jason@redhat.com>
420 * typeck2.cc (check_narrowing): Check flag_permissive.
422 2023-05-30 Tobias Burnus <tobias@codesourcery.com>
425 * parser.cc (cp_parser_oacc_all_clauses,
426 cp_parser_omp_all_clauses): Improve error wording.
428 2023-05-19 Andrew Pinski <apinski@marvell.com>
431 * lang-specs.h ("@c++-header"): Add %w after
433 ("@c++-system-header"): Likewise.
434 ("@c++-user-header"): Likewise.
436 2023-05-19 Patrick Palka <ppalka@redhat.com>
438 * constraint.cc (normalize_concept_check): Avoid having to do
439 two norm_cache lookups. Remove unnecessary early exit for an
440 ill-formed concept definition.
442 2023-05-19 Patrick Palka <ppalka@redhat.com>
445 * pt.cc (lookup_and_finish_template_variable): Don't call
446 convert_from_reference.
447 (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Call
448 convert_from_reference on the result of
449 lookup_and_finish_template_variable.
451 2023-05-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
453 * call.cc (promoted_arithmetic_type_p): Use _P defines from tree.h.
454 (build_conditional_expr): Ditto.
455 (convert_like_internal): Ditto.
456 (convert_arg_to_ellipsis): Ditto.
457 (build_over_call): Ditto.
458 (compare_ics): Ditto.
459 * class.cc (is_empty_base_ref): Ditto.
460 * coroutines.cc (rewrite_param_uses): Ditto.
461 * cp-tree.h (DECL_DISCRIMINATOR_P): Ditto.
462 (ARITHMETIC_TYPE_P): Ditto.
463 * cvt.cc (ocp_convert): Ditto.
464 * cxx-pretty-print.cc (pp_cxx_template_argument_list): Ditto.
465 * decl.cc (layout_var_decl): Ditto.
466 (get_tuple_size): Ditto.
467 * error.cc (dump_simple_decl): Ditto.
468 * lambda.cc (start_lambda_scope): Ditto.
469 * mangle.cc (write_template_arg): Ditto.
470 * method.cc (spaceship_comp_cat): Ditto.
471 * module.cc (node_template_info): Ditto.
472 (trees_out::start): Ditto.
473 (trees_out::decl_node): Ditto.
474 (trees_in::read_var_def): Ditto.
475 (set_instantiating_module): Ditto.
476 * name-lookup.cc (maybe_record_mergeable_decl): Ditto.
477 (consider_decl): Ditto.
478 (maybe_add_fuzzy_decl): Ditto.
479 * pt.cc (convert_nontype_argument): Ditto.
480 * semantics.cc (handle_omp_array_sections_1): Ditto.
481 (finish_omp_clauses): Ditto.
482 (finish_omp_target_clauses_r): Ditto.
483 (is_this_parameter): Ditto.
484 * tree.cc (build_cplus_array_type): Ditto.
485 (is_this_expression): Ditto.
486 * typeck.cc (do_warn_enum_conversions): Ditto.
487 * typeck2.cc (store_init_value): Ditto.
488 (check_narrowing): Ditto.
490 2023-05-17 Jakub Jelinek <jakub@redhat.com>
493 * init.cc (build_zero_init_1): Don't initialize zero-width bitfields.
494 For unions only initialize the first FIELD_DECL.
496 2023-05-16 Marek Polacek <polacek@redhat.com>
499 * typeck.cc (check_return_expr): In a template, return only after
500 suppressing -Wdangling-reference.
502 2023-05-16 Patrick Palka <ppalka@redhat.com>
505 * call.cc (add_list_candidates): Check for invalid designated
506 initialization sooner and even for types that have a list
509 2023-05-11 Patrick Palka <ppalka@redhat.com>
512 * typeck2.cc (poison_mutable_constructors): Define.
513 (store_init_value): Use it instead of setting
514 CONSTRUCTOR_MUTABLE_POISON directly.
516 2023-05-11 Patrick Palka <ppalka@redhat.com>
517 Jonathan Wakely <jwakely@redhat.com>
522 * pt.cc (convert_nontype_argument_function): Remove linkage
523 requirement for C++17 and later.
524 (invalid_tparm_referent_p) <case ADDR_EXPR>: Restrict
525 DECL_ARTIFICIAL rejection test to VAR_DECL.
527 2023-05-10 Marek Polacek <polacek@redhat.com>
530 * method.cc (build_trait_object): New.
531 (assignable_expr): Use it.
532 (ref_xes_from_temporary): Likewise.
533 (is_convertible_helper): Likewise. Check FUNC_OR_METHOD_TYPE_P.
535 2023-05-10 Jason Merrill <jason@redhat.com>
537 * call.cc (convert_like_internal): Share ck_ref_bind handling
538 between all bad conversions.
540 2023-05-10 Jason Merrill <jason@redhat.com>
543 * constexpr.cc (cxx_eval_outermost_constant_expr): Preserve
545 (potential_constant_expression_1): Check TARGET_EXPR_ELIDING_P.
546 * typeck2.cc (store_init_value): Diagnose constinit sooner.
548 2023-05-10 Jason Merrill <jason@redhat.com>
550 * constexpr.cc (cxx_eval_outermost_constant_expr): Always check
551 for address of immediate fn.
552 (maybe_constant_init_1): Evaluate PTRMEM_CST.
554 2023-05-10 Jakub Jelinek <jakub@redhat.com>
557 * parser.cc (cp_parser_std_attribute): For unknown attributes with
558 arguments set TREE_VALUE (attribute) to error_mark_node after skipping
560 (cp_parser_std_attribute_list): If ... is used after attribute without
561 arguments, diagnose it and return error_mark_node. If
562 TREE_VALUE (attribute) is error_mark_node, don't call
563 make_pack_expansion nor return early error_mark_node.
565 2023-05-09 Patrick Palka <ppalka@redhat.com>
568 * constraint.cc (satisfaction_cache::satisfaction_cache): In the
569 unexpected case of evaluating an atom for the first time noisily,
570 remove the cache slot that we inserted.
572 2023-05-09 Patrick Palka <ppalka@redhat.com>
575 * parser.cc (cp_parser_class_specifier): Don't pass a class
576 context to noexcept_override_late_checks.
577 (noexcept_override_late_checks): Remove 'type' parameter
578 and use DECL_CONTEXT of 'fndecl' instead.
580 2023-05-09 Jakub Jelinek <jakub@redhat.com>
583 * cp-gimplify.cc (process_stmt_assume_attribute): Diagnose pack
584 expansion of assume attribute.
586 2023-05-08 Patrick Palka <ppalka@redhat.com>
590 * pt.cc (do_auto_deduction): Move up resolve_nondeduced_context
591 calls to happen before do_class_deduction. Add some
592 error_mark_node tests.
594 2023-05-07 Patrick Palka <ppalka@redhat.com>
597 * cxx-pretty-print.cc (cxx_pretty_printer::unary_expression)
598 <case ALIGNOF_EXPR>: Consider ALIGNOF_EXPR_STD_P.
599 * error.cc (dump_expr) <case ALIGNOF_EXPR>: Likewise.
601 2023-05-07 Patrick Palka <ppalka@redhat.com>
605 * decl.cc (decl_jump_unsafe): Return bool instead of int.
606 Don't consider TYPE_HAS_NONTRIVIAL_DESTRUCTOR.
607 (check_previous_goto_1): Simplify now that decl_jump_unsafe
608 returns bool instead of int.
609 (check_goto): Likewise.
611 2023-05-07 Patrick Palka <ppalka@redhat.com>
613 * pt.cc (instantiate_alias_template): Exit early upon
614 error from coerce_template_parms. Remove dependence test
615 guarding constraints_satisfied_p.
617 2023-05-07 Patrick Palka <ppalka@redhat.com>
619 * cp-tree.h (PLACEHOLDER_TYPE_CONSTRAINTS_INFO): Harden via
620 TEMPLATE_TYPE_PARM_CHECK.
621 (TPARMS_PRIMARY_TEMPLATE): Harden via TREE_VEC_CHECK.
622 (TEMPLATE_TEMPLATE_PARM_TEMPLATE_DECL): Harden via
623 TEMPLATE_TEMPLATE_PARM_CHECK.
624 * cxx-pretty-print.cc (cxx_pretty_printer::simple_type_specifier):
625 Guard PLACEHOLDER_TYPE_CONSTRAINTS access.
626 * error.cc (dump_type) <case TEMPLATE_TYPE_PARM>: Use separate
627 variable to store CLASS_PLACEHOLDER_TEMPLATE result.
628 * pt.cc (outer_template_args): Use strip_innermost_template_args.
629 (any_type_dependent_arguments_p): Exit early if
630 !processing_template_decl. Use range-based for.
631 (any_dependent_template_arguments_p): Likewise.
633 2023-05-07 Patrick Palka <ppalka@redhat.com>
636 * pt.cc (tsubst_copy_and_build) <case COMPONENT_REF>: Propagate
637 REF_PARENTHESIZED_P more generally via force_paren_expr.
638 * semantics.cc (force_paren_expr): Document default argument.
640 2023-05-07 Patrick Palka <ppalka@redhat.com>
643 * pt.cc (coerce_template_args_for_ttp): Mention we can hit the
644 current_template_parms fallback when level-lowering a bound ttp.
645 (tsubst_template_decl): Add lambda_tparms parameter. Prefer to
646 use lambda_tparms instead of substituting DECL_TEMPLATE_PARMS.
647 (tsubst_decl) <case TEMPLATE_DECL>: Pass NULL_TREE as lambda_tparms
648 to tsubst_template_decl.
649 (tsubst_lambda_expr): For a generic lambda, substitute
650 DECL_TEMPLATE_PARMS and set current_template_parms to it
651 before substituting the function type. Pass the substituted
652 DECL_TEMPLATE_PARMS as lambda_tparms to tsubst_template_decl.
654 2023-05-07 Patrick Palka <ppalka@redhat.com>
657 * semantics.cc (enforce_access): Check current_template_parms
658 instead of processing_template_decl when deciding whether to
659 defer the access check.
661 2023-05-07 Patrick Palka <ppalka@redhat.com>
664 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>:
665 Reorganize to call get_fns sooner. Remove special handling of
666 the object argument of a non-static member function call. Remove
669 2023-05-05 Jason Merrill <jason@redhat.com>
672 2023-04-27 Jason Merrill <jason@redhat.com>
675 * pt.cc (instantiate_decl): Assert !defer_ok for local
678 2023-05-03 Jason Merrill <jason@redhat.com>
682 * friend.cc (do_friend): Don't call check_explicit_specialization if
683 DECL_TEMPLATE_INFO is already set.
684 * decl2.cc (check_classfn): Set DECL_TEMPLATE_INFO.
685 * name-lookup.cc (set_decl_namespace): Likewise.
687 2023-05-03 Jakub Jelinek <jakub@redhat.com>
689 * cp-gimplify.cc (cp_fold_data): Move definition earlier.
690 (cp_gimplify_expr): Pass address of ff_genericize | ff_mce_false
691 constructed data rather than &pset to cp_walk_tree with cp_fold_r.
693 2023-05-03 Jason Merrill <jason@redhat.com>
695 * pt.cc (reduce_template_parm_level): Fix comparison of
696 template template parm to cached version.
698 2023-05-02 Jason Merrill <jason@redhat.com>
700 * pt.cc (instantiate_class_template): Skip the RECORD_TYPE
702 (tsubst_template_decl): Clear CLASSTYPE_USE_TEMPLATE.
704 2023-05-02 Jason Merrill <jason@redhat.com>
706 * name-lookup.cc (pop_from_top_level): Don't
707 invalidate_class_lookup_cache.
709 2023-05-02 Jason Merrill <jason@redhat.com>
712 * cp-tree.h (lookup_base): Add offset parm.
713 * constexpr.cc (cxx_fold_indirect_ref_1): Pass it.
714 * search.cc (struct lookup_base_data_s): Add offset.
715 (dfs_lookup_base): Handle it.
716 (lookup_base): Pass it.
718 2023-05-02 Jason Merrill <jason@redhat.com>
721 * constexpr.cc (cxx_fold_indirect_ref_1): Handle empty base first.
723 2023-05-01 Jason Merrill <jason@redhat.com>
726 * name-lookup.cc (maybe_push_to_top_level)
727 (maybe_pop_from_top_level): Split out...
728 * pt.cc (instantiate_body): ...from here.
729 * init.cc (maybe_instantiate_nsdmi_init): Use them.
730 * name-lookup.h: Declare them..
732 2023-04-28 Eugene Rozenfeld <erozen@microsoft.com>
734 * Make-lang.in: Merge perf data collected when compiling cc1plus and runtime libraries
736 2023-04-27 Jason Merrill <jason@redhat.com>
738 * call.cc (print_conversion_rejection): Use iloc_sentinel.
740 2023-04-27 Jason Merrill <jason@redhat.com>
743 * pt.cc (instantiate_decl): Assert !defer_ok for local
746 2023-04-26 Jason Merrill <jason@redhat.com>
748 * init.cc (nsdmi_inst): Remove.
749 (maybe_instantiate_nsdmi_init): Use DECL_INITIAL instead.
751 2023-04-26 Jason Merrill <jason@redhat.com>
754 * pt.cc (instantiate_class_template): Do partially instantiate.
755 (tsubst_expr): Do call complete_type for partial instantiations.
757 2023-04-26 Jason Merrill <jason@redhat.com>
760 * pt.cc (regenerate_decl_from_template): Skip unique friends.
762 2023-04-26 Patrick Palka <ppalka@redhat.com>
764 * pt.cc (most_specialized_partial_spec): Exit early when
765 DECL_TEMPLATE_SPECIALIZATIONS is empty. Move local variable
766 declarations closer to their first use. Remove redundant
767 flag_concepts test. Remove redundant forward declaration.
769 2023-04-25 Patrick Palka <ppalka@redhat.com>
772 * pt.cc (value_dependent_expression_p) <case VAR_DECL>:
773 Suppress conservative early exit for reference variables
774 when DECL_HAS_VALUE_EXPR_P.
776 2023-04-25 Tobias Burnus <tobias@codesourcery.com>
778 * parser.cc (cp_parser_omp_scan_loop_body): Handle
779 zero exec statements before/after 'omp scan'.
781 2023-04-24 Patrick Palka <ppalka@redhat.com>
783 * cp-tree.h (cp_expr_location): Define here.
784 * tree.cc (cp_expr_location): Don't define here.
786 2023-04-21 Jason Merrill <jason@redhat.com>
789 * decl.cc (grokdeclarator): Don't clear typedef_decl after 'unsigned
790 typedef' pedwarn. Use c_common_signed_or_unsigned_type. Also
791 handle 'signed typedef'.
793 2023-04-21 Patrick Palka <ppalka@redhat.com>
795 * tree.cc (cp_walk_subtrees): Avoid repeatedly dereferencing tp.
796 <case DECLTYPE_TYPE>: Use cp_unevaluated and WALK_SUBTREE.
797 <case ALIGNOF_EXPR etc>: Likewise.
799 2023-04-20 Patrick Palka <ppalka@redhat.com>
801 * pt.cc (tsubst) <case TEMPLATE_TYPE_PARM>: Don't recurse when
802 level lowering a cv-qualified type template parameter. Remove
803 recursive loop breaker in the level lowering case for constrained
804 autos. Use the TEMPLATE_PARM_DESCENDANTS cache in this case as
807 2023-04-20 Patrick Palka <ppalka@redhat.com>
809 * constraint.cc (diagnose_trait_expr): Convert a TREE_VEC
810 of arguments into a TREE_LIST for sake of pretty printing.
811 * cxx-pretty-print.cc (pp_cxx_trait): Handle TREE_VEC
812 instead of TREE_LIST of trailing variadic trait arguments.
813 * method.cc (constructible_expr): Likewise.
814 (is_xible_helper): Likewise.
815 * parser.cc (cp_parser_trait): Represent trailing variadic trait
816 arguments as a TREE_VEC instead of TREE_LIST.
817 * pt.cc (value_dependent_expression_p): Handle TREE_VEC
818 instead of TREE_LIST of trailing variadic trait arguments.
819 * semantics.cc (finish_type_pack_element): Likewise.
820 (check_trait_type): Likewise.
822 2023-04-20 Patrick Palka <ppalka@redhat.com>
824 * tree.cc (strip_typedefs): Move TREE_LIST handling to
825 strip_typedefs_expr. Dispatch to strip_typedefs_expr for
827 <case TYPENAME_TYPE>: Remove manual dispatching to
829 <case TRAIT_TYPE>: Likewise.
830 (strip_typedefs_expr): Replaces calls to strip_typedefs_expr
831 with strip_typedefs throughout. Don't dispatch to strip_typedefs
833 <case TREE_LIST>: Replace this with the better version from
836 2023-04-19 Patrick Palka <ppalka@redhat.com>
837 Jonathan Wakely <jwakely@redhat.com>
840 * cp-trait.def (TYPE_PACK_ELEMENT): Define.
841 * cp-tree.h (finish_trait_type): Add complain parameter.
842 * cxx-pretty-print.cc (pp_cxx_trait): Handle
843 CPTK_TYPE_PACK_ELEMENT.
844 * parser.cc (cp_parser_constant_expression): Document default
846 (cp_parser_trait): Handle CPTK_TYPE_PACK_ELEMENT. Pass
847 tf_warning_or_error to finish_trait_type.
848 * pt.cc (tsubst) <case TRAIT_TYPE>: Handle non-type first
849 argument. Pass complain to finish_trait_type.
850 * semantics.cc (finish_type_pack_element): Define.
851 (finish_trait_type): Add complain parameter. Handle
852 CPTK_TYPE_PACK_ELEMENT.
853 * tree.cc (strip_typedefs): Handle non-type first argument.
854 Pass tf_warning_or_error to finish_trait_type.
855 * typeck.cc (structural_comptypes) <case TRAIT_TYPE>: Use
856 cp_tree_equal instead of same_type_p for the first argument.
858 2023-04-19 Patrick Palka <ppalka@redhat.com>
861 * pt.cc (try_class_unification): Don't ggc_free the copy of
864 2023-04-19 Jason Merrill <jason@redhat.com>
867 * decl.cc (grokdeclarator): Keep typedef_decl for __int128_t.
869 2023-04-17 Patrick Palka <ppalka@redhat.com>
872 * pt.cc (tsubst) <case BOUND_TEMPLATE_TEMPLATE_PARM>:
873 In the level-lowering case just use lookup_template_class
874 to rebuild the bound ttp.
876 2023-04-15 Jason Merrill <jason@redhat.com>
879 * constexpr.cc (cxx_eval_constant_expression) [TARGET_EXPR]:
880 Check for complex initializer.
882 2023-04-13 Patrick Palka <ppalka@redhat.com>
885 * decl.cc (make_typename_type): Also ignore non-types during the
886 lookup if tag_type corresponds to an elaborated-type-specifier.
887 * pt.cc (tsubst) <case TYPENAME_TYPE>: Pass class_type or
888 enum_type as tag_type to make_typename_type accordingly instead
889 of always passing typename_type.
891 2023-04-13 Jason Merrill <jason@redhat.com>
894 * semantics.cc (check_trait_type): Handle incomplete type directly.
895 * typeck2.cc (cxx_incomplete_type_diagnostic): Remove assert.
897 2023-04-13 Jason Merrill <jason@redhat.com>
899 * typeck2.cc (cxx_incomplete_type_diagnostic): Return bool.
900 * cp-tree.h (cxx_incomplete_type_diagnostic): Adjust.
902 2023-04-12 Jakub Jelinek <jakub@redhat.com>
904 * Make-lang.in (s-cp-module-version): New target.
905 (cp/module.o): Depend on it.
906 (MODULE_VERSION): Remove variable.
907 (CFLAGS-cp/module.o): For -DMODULE_VERSION= argument just
908 cat s-cp-module-version.
910 2023-04-09 Iain Sandoe <iain@sandoe.co.uk>
912 * coroutines.cc (coro_rewrite_function_body): Ensure that added
913 bind expressions have scope blocks.
915 2023-04-04 Jason Merrill <jason@redhat.com>
918 * decl2.cc (find_last_decl): Return early if DECL_USE_TEMPLATE.
920 2023-04-03 Patrick Palka <ppalka@redhat.com>
923 * decl.cc (cp_finish_decl): Diagnose ordinary auto deduction
924 with no initializer, instead of asserting.
926 2023-04-01 Patrick Palka <ppalka@redhat.com>
929 * cp-tree.h (do_auto_deduction): Add defaulted tmpl parameter.
930 * pt.cc (convert_template_argument): Pass 'in_decl' as 'tmpl' to
932 (tsubst_decl) <case VAR_/TYPE_DECL>: Pass 'tmpl' instead of 't' as
933 'in_decl' to coerce_template_parms.
934 (unify) <case TEMPLATE_PARM_INDEX>: Pass TPARMS_PRIMARY_TEMPLATE
935 as 'tmpl' to do_auto_deduction.
936 (do_auto_deduction): Document default arguments. Rename local
937 variable 'tmpl' to 'ctmpl'. Use 'tmpl' to obtain a full set of
938 template arguments for satisfaction in the adc_unify case.
940 2023-04-01 Patrick Palka <ppalka@redhat.com>
944 * pt.cc (invalid_tparm_referent_p): Accept ADDR_EXPR of
946 (instantiate_class_template): Call mark_template_arguments_used.
947 (tsubst_copy_and_build) <case CALL_EXPR>: Revert r13-995 change.
948 (mark_template_arguments_used): Define.
949 (instantiate_body): Call mark_template_arguments_used.
951 2023-04-01 Iain Sandoe <iain@sandoe.co.uk>
954 * coroutines.cc (flatten_await_stmt): Use the current count of
955 promoted temporaries to build a unique name for the frame entries.
957 2023-03-30 Jason Merrill <jason@redhat.com>
960 * search.cc (type_context_for_name_lookup): New.
961 (accessible_p): Handle anonymous union.
962 * init.cc (maybe_instantiate_nsdmi_init): Use
963 type_context_for_name_lookup.
964 * parser.cc (cp_parser_class_specifier): Likewise.
965 * cp-tree.h (type_context_for_name_lookup): Declare.
967 2023-03-30 Jason Merrill <jason@redhat.com>
970 * pt.cc (unify) [FUNCTION_TYPE]: Handle function pointer
973 2023-03-30 Jakub Jelinek <jakub@redhat.com>
976 * decl2.cc (grok_array_decl): After emitting a pedwarn for
977 -Wcomma-subscript, if processing_template_decl set orig_index_exp
978 to compound expr from orig_index_exp_list.
980 2023-03-30 Jason Merrill <jason@redhat.com>
984 * decl2.cc (record_mangling): Use symtab_node::reset.
986 2023-03-30 Jakub Jelinek <jakub@redhat.com>
989 * call.cc (convert_like_internal): If pedwarn for extended float
990 type conversions doesn't report anything, avoid calling
991 maybe_inform_about_fndecl_for_bogus_argument_init.
993 2023-03-29 Jason Merrill <jason@redhat.com>
997 * pt.cc (alias_ctad_tweaks): Rewrite deduced args.
998 (type_targs_deducible_from): Handle null pack deduction.
1000 2023-03-28 David Malcolm <dmalcolm@redhat.com>
1003 * parser.cc (cp_parser_binary_expression): Update for new param of
1004 check_for_xor_used_as_pow.
1006 2023-03-28 Jakub Jelinek <jakub@redhat.com>
1009 * contracts.cc: Include intl.h.
1010 (check_postcondition_result): Don't form diagnostics from two halves
1011 of an English message to allow translations.
1013 2023-03-24 Patrick Palka <ppalka@redhat.com>
1016 * parser.cc (cp_parser_class_specifier): Clear current_class_ptr
1017 and current_class_ref sooner, before parsing a class definition.
1019 2023-03-24 Jason Merrill <jason@redhat.com>
1022 * pt.cc (type_unification_real): Adjust for partial ordering.
1024 2023-03-23 Jason Merrill <jason@redhat.com>
1027 * typeck.cc (build_ptrmemfunc): Drop 0-offset optimization
1028 and location wrappers.
1030 2023-03-23 Marek Polacek <polacek@redhat.com>
1033 * call.cc (class_has_reference_member_p): New.
1034 (class_has_reference_member_p_r): New.
1035 (reference_like_class_p): Don't look for a specific constructor.
1036 Use a DFS walk with class_has_reference_member_p_r.
1038 2023-03-23 Jason Merrill <jason@redhat.com>
1041 * pt.cc (find_parameter_packs_r): Handle null TREE_BINFO.
1043 2023-03-22 Jason Merrill <jason@redhat.com>
1046 * pt.cc (unify): Use fold of build_nop instead of fold_convert.
1048 2023-03-22 Jason Merrill <jason@redhat.com>
1051 * semantics.cc (finish_id_expression_1): Check scope before
1052 returning id_expression.
1054 2023-03-22 Alex Coplan <alex.coplan@arm.com>
1057 * call.cc (build_over_call): Use make_temp_override to suppress
1058 both unavailable and deprecated warnings when calling
1061 2023-03-21 Jason Merrill <jason@redhat.com>
1064 * init.cc (maybe_instantiate_nsdmi_init): Don't leave
1065 current_function_decl set to a constructor.
1067 2023-03-20 Marek Polacek <polacek@redhat.com>
1070 * call.cc (add_template_candidate_real): Add explicit decls to the
1071 set of candidates when the initializer is a braced-init-list.
1073 2023-03-20 Jakub Jelinek <jakub@redhat.com>
1076 * cp-tree.h (var_needs_tls_wrapper): Declare.
1077 * decl2.cc (var_needs_tls_wrapper): No longer static.
1078 * decl.cc (cp_finish_decl): Clear TREE_READONLY on TLS variables
1079 for which a TLS wrapper will be needed.
1081 2023-03-17 Jason Merrill <jason@redhat.com>
1084 * lambda.cc (prune_lambda_captures): Don't bother in a template.
1086 2023-03-17 Jason Merrill <jason@redhat.com>
1089 * except.cc (build_throw): Check dtor access.
1091 2023-03-17 Jason Merrill <jason@redhat.com>
1094 * friend.cc (do_friend): Handle namespace as scope argument.
1095 * decl.cc (grokdeclarator): Pass down in_namespace.
1097 2023-03-16 Jason Merrill <jason@redhat.com>
1100 * init.cc (get_nsdmi): Split out...
1101 (maybe_instantiate_nsdmi_init): ...this function.
1102 * cp-tree.h: Declare it.
1103 * pt.cc (tsubst_expr): Use it.
1105 2023-03-16 Jason Merrill <jason@redhat.com>
1108 * pt.cc (tsubst_expr) [TAG_DEFN]: Handle partial instantiation.
1110 2023-03-16 Jason Merrill <jason@redhat.com>
1113 * semantics.cc (finish_qualified_id_expr): Don't try to build a
1114 pointer-to-member if the scope is an enumeration.
1116 2023-03-16 Patrick Palka <ppalka@redhat.com>
1119 * constexpr.cc (maybe_constant_init_1): For an unevaluated
1120 non-manifestly-constant operand, don't constant evaluate
1121 and instead call fold_to_constant as in maybe_constant_value.
1123 2023-03-16 Patrick Palka <ppalka@redhat.com>
1126 * constraint.cc (satisfaction_cache::get): Relax overly strict
1127 checking assert in the constraint recursion case.
1129 2023-03-16 Jason Merrill <jason@redhat.com>
1132 * coroutines.cc (build_co_await): Handle lvalue 'o'.
1134 2023-03-15 Jason Merrill <jason@redhat.com>
1138 * typeck.cc (cp_build_modify_expr): Allow array initialization of
1139 DECL_ARTIFICIAL variable.
1141 2023-03-15 Marek Polacek <polacek@redhat.com>
1144 * constexpr.cc (cxx_eval_store_expression): Strip location wrappers.
1146 2023-03-15 Jason Merrill <jason@redhat.com>
1149 * semantics.cc (check_template_template_default_arg): Check
1150 maybe_get_template_decl_from_type_decl.
1152 2023-03-15 Jason Merrill <jason@redhat.com>
1157 * pt.cc (coerce_template_template_parms): Use args from
1158 DECL_CONTEXT (arg_tmpl) instead of outer_args.
1160 2023-03-15 Jason Merrill <jason@redhat.com>
1163 * pt.cc (coerce_template_template_parms): Take the arg and parm
1165 (coerce_template_template_parm): Adjust.
1166 (template_template_parm_bindings_ok_p): Adjust.
1167 (convert_template_argument): Adjust.
1169 2023-03-14 Patrick Palka <ppalka@redhat.com>
1172 * pt.cc (push_inline_template_parms_recursive): Set
1173 TEMPLATE_PARMS_CONSTRAINTS.
1174 (push_template_decl): For an out-of-line declaration, verify
1175 constraints for each enclosing template scope match those of the
1176 original template declaratation.
1178 2023-03-14 Patrick Palka <ppalka@redhat.com>
1181 * pt.cc (redeclare_class_template): Add missing "of" in
1182 constraint mismatch diagnostic.
1183 (tsubst_friend_class): For an already declared class template,
1184 substitute and pass the friend declaration's constraints to
1185 redeclare_class_template instead of passing the existing
1186 template's constraints.
1188 2023-03-14 Jason Merrill <jason@redhat.com>
1191 * pt.cc (unify_pack_expansion): Check that TPARMS_PRIMARY_TEMPLATE
1194 2023-03-14 Jason Merrill <jason@redhat.com>
1197 * cp-gimplify.cc (genericize_if_stmt): Restore folding
1198 of constant conditions.
1200 2023-03-14 Jakub Jelinek <jakub@redhat.com>
1203 * tree.cc (record_has_unique_obj_representations): Ignore unnamed
1206 2023-03-13 Jason Merrill <jason@redhat.com>
1209 * parser.cc (cp_parser_set_decl_spec_type): Use
1210 redefined_builtin_type for extended_float_type_p.
1212 2023-03-13 Marek Polacek <polacek@redhat.com>
1215 * call.cc (reference_like_class_p): Check for std::span.
1217 2023-03-10 Jakub Jelinek <jakub@redhat.com>
1220 * decl.cc (cp_finish_decl): Don't clear TREE_READONLY on
1221 automatic non-aggregate variables just because of
1222 -fmerge-all-constants.
1224 2023-03-10 Jakub Jelinek <jakub@redhat.com>
1227 * class.cc (end_of_class): For bit-fields, instead of computing
1228 offset as sum of byte_position (field) and DECL_SIZE_UNIT (field),
1229 compute it as sum of bit_position (field) and DECL_SIZE (field)
1230 divided by BITS_PER_UNIT rounded up.
1232 2023-03-10 Jason Merrill <jason@redhat.com>
1235 * lambda.cc (compare_lambda_template_head): Check more
1236 for error_mark_node.
1238 2023-03-10 Jason Merrill <jason@redhat.com>
1241 * mangle.cc (anon_aggr_naming_decl): New.
1242 (write_unqualified_name): Use it.
1244 2023-03-10 Jakub Jelinek <jakub@redhat.com>
1247 * decl.cc (poplevel): Suppress OPT_Wunused_variable warning
1248 after diagnosing it.
1250 2023-03-10 Jason Merrill <jason@redhat.com>
1253 * decl.cc (grokdeclarator): Handle non-typedef typedef_decl.
1255 2023-03-10 Jason Merrill <jason@redhat.com>
1258 * class.cc (instantiate_type): Strip location wrapper.
1260 2023-03-09 Jason Merrill <jason@redhat.com>
1263 * init.cc (find_allocator_temps_r): New.
1264 (combine_allocator_temps): Replace find_allocator_temp.
1265 (build_vec_init): Adjust.
1267 2023-03-09 Jason Merrill <jason@redhat.com>
1271 * pt.cc (alias_ctad_tweaks): Continue after deduction failure.
1273 2023-03-09 Jason Merrill <jason@redhat.com>
1274 Michael Spertus <mike@spertus.com>
1277 * pt.cc (corresponding_template_parameter_list): Split out...
1278 (corresponding_template_parameter): ...from here.
1279 (find_template_parameters): Factor out...
1280 (find_template_parameter_info::find_in): ...this function.
1281 (find_template_parameter_info::find_in_recursive): New.
1282 (find_template_parameter_info::found): New.
1283 (alias_ctad_tweaks): Only add parms used in the deduced args.
1285 2023-03-09 Jason Merrill <jason@redhat.com>
1287 * cp-trait.def (IS_DEDUCIBLE): Add space to name.
1289 2023-03-09 Jason Merrill <jason@redhat.com>
1292 * cp-trait.def (IS_DEDUCIBLE): New.
1293 * cxx-pretty-print.cc (pp_cxx_trait): Handle non-type.
1294 * parser.cc (cp_parser_trait): Likewise.
1295 * tree.cc (cp_tree_equal): Likewise.
1296 * pt.cc (tsubst_copy_and_build): Likewise.
1297 (type_targs_deducible_from): New.
1298 (alias_ctad_tweaks): Use it.
1299 * semantics.cc (trait_expr_value): Handle CPTK_IS_DEDUCIBLE.
1300 (finish_trait_expr): Likewise.
1301 * constraint.cc (diagnose_trait_expr): Likewise.
1302 * cp-tree.h (type_targs_deducible_from): Declare.
1304 2023-03-07 Jason Merrill <jason@redhat.com>
1308 * pt.cc (tsubst_function_decl): Don't replace the closure
1309 parameter if DECL_STATIC_FUNCTION_P.
1311 2023-03-07 Marek Polacek <polacek@redhat.com>
1314 * call.cc (reference_like_class_p): New.
1315 (do_warn_dangling_reference): Add new bool parameter. See through
1316 reference_like_class_p.
1318 2023-03-07 Jakub Jelinek <jakub@redhat.com>
1321 * rtti.cc (emit_support_tinfo_1): Don't assert that last
1322 unemitted_tinfo_decls element is tinfo, instead pop from it only in
1324 * decl2.cc (c_parse_final_cleanups): Don't call emit_tinfo_decl
1325 for unemitted_tinfO_decls which have already non-NULL DECL_INITIAL.
1327 2023-03-07 Marek Polacek <polacek@redhat.com>
1330 * constexpr.cc (cxx_eval_call_expression): Relax assert.
1332 2023-03-07 Marek Polacek <polacek@redhat.com>
1335 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>: Pass
1336 'any' when recursing on a VAR_DECL and not a pointer to function.
1338 2023-03-04 Jakub Jelinek <jakub@redhat.com>
1341 * constexpr.cc: Include toplev.h.
1342 (cxx_eval_constant_expression) <case DECL_EXPR>: When seeing a local
1343 static initialized by constant expression outside of a constexpr
1344 function which has been deferred by make_rtl_for_nonlocal_decl,
1345 call rest_of_decl_compilation on it.
1347 2023-03-03 Patrick Palka <ppalka@redhat.com>
1350 * pt.cc (el_data::skipped_trees): New data member.
1351 (extract_locals_r): Push to skipped_trees any unevaluated
1352 contexts that we skipped over.
1353 (extract_local_specs): For the second walk, start from each
1354 tree in skipped_trees.
1356 2023-03-03 Alexandre Oliva <oliva@adacore.com>
1358 * typeck.cc (cp_build_binary_op): Suppress redundant warning
1359 for pfn null test in pmfn test with vbit-in-delta.
1361 2023-03-02 Jakub Jelinek <jakub@redhat.com>
1364 * cp-tree.h (enum cp_tree_index): Remove CPTI_FALLBACK_DFLOAT*_TYPE
1366 (fallback_dfloat32_type, fallback_dfloat64_type,
1367 fallback_dfloat128_type): Remove.
1368 * rtti.cc (emit_support_tinfo_1): If not emitted already, call
1369 emit_tinfo_decl and remove from unemitted_tinfo_decls right away.
1370 (emit_support_tinfos): Move &dfloat*_type_node from fundamentals array
1371 into new fundamentals_with_fallback array. Call emit_support_tinfo_1
1372 on elements of that array too, with the difference that if
1373 the type is NULL, use a fallback REAL_TYPE for it temporarily.
1374 Drop the !targetm.decimal_float_supported_p () handling. Call
1375 targetm.emit_support_tinfos at the end.
1376 * mangle.cc (write_builtin_type): Remove references to
1377 fallback_dfloat*_type. Handle bfloat16_type_node mangling.
1379 2023-03-02 Patrick Palka <ppalka@redhat.com>
1383 * cp-gimplify.cc (cp_fully_fold): Add an internal overload that
1384 additionally takes and propagate an mce_value parameter, and
1385 define the existing public overload in terms of it.
1386 (cp_fully_fold_init): Pass mce_false to cp_fully_fold.
1388 2023-03-02 Patrick Palka <ppalka@redhat.com>
1391 * constexpr.cc (maybe_constant_init_1): Override
1392 manifestly_const_eval to true if is_static.
1394 2023-03-02 Jakub Jelinek <jakub@redhat.com>
1397 * cp-gimplify.cc (cp_genericize_r) <case USING_STMT>: Set
1398 DECL_SOURCE_LOCATION on IMPORTED_DECL to expression location
1399 of USING_STMT or input_location.
1401 2023-03-02 Marek Polacek <polacek@redhat.com>
1404 * parser.cc (class_decl_loc_t::diag_mismatched_tags): If the first
1405 lookup of SPEC didn't find anything, try to look for
1406 most_general_template.
1408 2023-03-02 Jakub Jelinek <jakub@redhat.com>
1411 * parser.cc (cp_convert_omp_range_for): Allow in assert
1412 decomp_first_name without DECL_HAS_VALUE_EXPR_P if it has
1413 error_mark_node type.
1414 (cp_finish_omp_range_for): Don't set DECL_HAS_VALUE_EXPR_P back
1415 on decls which have error_mark_node type.
1417 2023-03-01 Marek Polacek <polacek@redhat.com>
1420 * constexpr.cc (cxx_eval_constant_expression): Emit an error when
1421 a PTRMEM_CST cannot be evaluated.
1423 2023-03-01 Patrick Palka <ppalka@redhat.com>
1425 * pt.cc (tsubst_scope): Define.
1426 (tsubst_decl) <case USING_DECL>: Call tsubst_scope instead of
1427 calling tsubst_scope with tf_qualifying_scope set.
1428 (tsubst_qualified_id): Call tsubst_scope instead of
1429 calling tsubst with tf_qualifying_scope set.
1430 (tsubst_copy): Immediately delegate to tsubst for all TYPE_P
1431 trees. Remove tf_qualifying_scope manipulation.
1432 <case SCOPE_REF>: Call tsubst_scope instead of calling
1433 tsubst with tf_qualifying_scope set.
1435 2023-03-01 Patrick Palka <ppalka@redhat.com>
1436 Jason Merrill <jason@redhat.com>
1440 * constexpr.cc (fold_to_constant): Define.
1441 (maybe_constant_value): Move up early exit test for unevaluated
1442 operands. Try reducing an unevaluated operand to a constant via
1444 (fold_non_dependent_expr_template): Add early exit test for
1445 CONSTANT_CLASS_P nodes. Try reducing an unevaluated operand
1446 to a constant via fold_to_constant.
1447 * cp-tree.h (fold_to_constant): Declare.
1449 2023-03-01 Jakub Jelinek <jakub@redhat.com>
1452 * constexpr.cc (potential_constant_expression_1) <case DECL_EXPR>:
1453 Only recurse on DECL_INITIAL (tmp) if tmp is a VAR_DECL, otherwise
1456 2023-02-28 Patrick Palka <ppalka@redhat.com>
1459 * pt.cc (finish_template_variable): Move dependence check
1461 (lookup_and_finish_template_variable): ... here.
1462 * semantics.cc (finish_id_expression_1): Call
1463 finish_template_variable sooner, before (and regardless of) the
1464 type_dependent_expression_p test.
1466 2023-02-28 Marek Polacek <polacek@redhat.com>
1469 * pt.cc (lookup_and_finish_template_variable): Clear tf_partial.
1471 2023-02-20 Marek Polacek <polacek@redhat.com>
1474 * constexpr.cc (cxx_eval_call_expression): Replace shortcutting trivial
1475 constructor/op= with a checking assert.
1477 2023-02-20 Marek Polacek <polacek@redhat.com>
1480 * pt.cc (prepend_one_capture): Set LAMBDA_CAPTURE_EXPLICIT_P.
1481 (tsubst_lambda_expr): Pass LAMBDA_CAPTURE_EXPLICIT_P to
1482 prepend_one_capture.
1484 2023-02-18 Jason Merrill <jason@redhat.com>
1494 * semantics.cc (finish_static_assert): Don't diagnose in
1497 2023-02-17 Patrick Palka <ppalka@redhat.com>
1501 * cp-gimplify.cc (enum fold_flags): Define.
1502 (fold_flags_t): Declare.
1503 (cp_fold_data::genericize): Replace this data member with ...
1504 (cp_fold_data::fold_flags): ... this.
1505 (cp_fold_r): Adjust use of cp_fold_data and calls to cp_fold.
1506 (cp_fold_function): Likewise.
1507 (cp_fold_maybe_rvalue): Add an internal overload that
1508 additionally takes and propagates a fold_flags_t parameter, and
1509 define the existing public overload in terms of it.
1510 (cp_fold_rvalue): Likewise.
1511 (cp_fully_fold_init): Adjust use of cp_fold_data.
1512 (fold_cache): Replace with ...
1513 (fold_caches): ... this 2-element array of caches.
1514 (get_fold_cache): Define.
1515 (clear_fold_cache): Adjust.
1516 (cp_fold): Add fold_flags_t parameter. Use get_fold_cache.
1517 Pass flags to calls to cp_fold, cp_fold_rvalue and
1518 cp_fold_maybe_rvalue.
1519 <case CALL_EXPR>: If ff_mce_false is set, fold
1520 __builtin_is_constant_evaluated to false and pass mce_false to
1521 maybe_constant_value.
1523 2023-02-17 Patrick Palka <ppalka@redhat.com>
1525 * constexpr.cc (constexpr_call::manifestly_const_eval): Give
1526 it type int instead of bool.
1527 (constexpr_ctx::manifestly_const_eval): Give it type mce_value
1529 (cxx_eval_builtin_function_call): Adjust after making
1530 manifestly_const_eval tri-state.
1531 (cxx_eval_call_expression): Likewise.
1532 (cxx_eval_binary_expression): Likewise.
1533 (cxx_eval_conditional_expression): Likewise.
1534 (cxx_eval_constant_expression): Likewise.
1535 (cxx_eval_outermost_constant_expr): Likewise.
1536 (cxx_constant_value): Likewise.
1537 (cxx_constant_dtor): Likewise.
1538 (maybe_constant_value): Give manifestly_const_eval parameter
1539 type mce_value instead of bool and adjust accordingly.
1540 (fold_non_dependent_expr_template): Adjust call
1541 to cxx_eval_outermost_constant_expr.
1542 (fold_non_dependent_expr): Likewise.
1543 (maybe_constant_init_1): Likewise.
1544 * constraint.cc (satisfy_atom): Adjust call to
1545 maybe_constant_value.
1546 * cp-tree.h (enum class mce_value): Define.
1547 (maybe_constant_value): Adjust manifestly_const_eval parameter
1548 type and default argument.
1549 * decl.cc (compute_array_index_type_loc): Adjust call to
1550 maybe_constant_value.
1551 * pt.cc (convert_nontype_argument): Likewise.
1553 2023-02-16 Patrick Palka <ppalka@redhat.com>
1556 * cp-tree.h (enum tsubst_flags): New flag tf_qualifying_scope.
1557 * decl.cc (make_typename_type): Use lookup_member instead of
1558 lookup_field. If tf_qualifying_scope is set, pass want_type=true
1559 instead of =false to lookup_member. Generalize format specifier
1560 in diagnostic to handle both type and non-type bindings.
1561 * pt.cc (tsubst_aggr_type_1): Clear tf_qualifying_scope. Tidy
1563 (tsubst_decl) <case USING_DECL>: Set tf_qualifying_scope when
1564 substituting USING_DECL_SCOPE.
1565 (tsubst): Clear tf_qualifying_scope right away and remember if
1566 it was set. Do the same for tf_tst_ok sooner.
1567 <case TYPENAME_TYPE>: Set tf_qualifying_scope when substituting
1568 TYPE_CONTEXT. Pass tf_qualifying_scope to make_typename_type
1570 (tsubst_qualified_id): Set tf_qualifying_scope when substituting
1572 (tsubst_copy): Clear tf_qualifying_scope and remember if it was
1574 <case SCOPE_REF>: Set tf_qualifying_scope when substituting the
1576 <case *_TYPE>: Pass tf_qualifying_scope to tsubst if it was set.
1577 * search.cc (lookup_member): Document default argument.
1579 2023-02-16 Patrick Palka <ppalka@redhat.com>
1581 * cp-tree.h: Mechanically drop static from static inline
1582 functions via s/^static inline/inline/g.
1584 2023-02-15 Marek Polacek <polacek@redhat.com>
1587 * call.cc (joust_maybe_elide_copy): Return false for ck_ambig.
1589 2023-02-10 Marek Polacek <polacek@redhat.com>
1592 * call.cc (set_up_extended_ref_temp): Pass var to maybe_constant_init.
1594 2023-02-09 Tobias Burnus <tobias@codesourcery.com>
1596 * parser.cc (cp_parser_omp_allocate): Parse align
1597 clause and check for restrictions.
1599 2023-02-09 Jakub Jelinek <jakub@redhat.com>
1602 * mangle.cc (write_expression, write_template_arg): Handle
1603 EXCESS_PRECISION_EXPR with REAL_CST operand as
1604 write_template_arg_literal on fold_convert of the REAL_CST
1605 to EXCESS_PRECISION_EXPR type.
1607 2023-02-06 Patrick Palka <ppalka@redhat.com>
1610 * cp-tree.h (call_expr_dependent_name): Declare.
1611 * pt.cc (iterative_hash_template_arg) <case CALL_EXPR>: Use
1612 call_expr_dependent_name instead of dependent_name.
1613 * tree.cc (call_expr_dependent_name): Define.
1614 (called_fns_equal): Adjust to take two CALL_EXPRs instead of
1615 CALL_EXPR_FNs thereof. Use call_expr_dependent_name instead
1617 (cp_tree_equal) <case CALL_EXPR>: Adjust call to called_fns_equal.
1619 2023-02-03 Marek Polacek <polacek@redhat.com>
1622 * constexpr.cc (cxx_eval_array_reference): Don't replace
1625 2023-02-03 Patrick Palka <ppalka@redhat.com>
1628 * semantics.cc (finish_call_expr): Strip ADDR_EXPR from
1629 the selected callee during overload set pruning.
1631 2023-02-03 Patrick Palka <ppalka@redhat.com>
1634 * class.cc (check_methods): Diagnose an unviable OVERLOAD
1635 set for CLASSTYPE_DESTRUCTOR differently from an ambiguous one.
1636 Then prune the OVERLOAD to a single function.
1637 (check_bases_and_members): Handle CLASSTYPE_DESTRUCTOR being
1638 an OVERLOAD when calling deduce_noexcept_on_destructor.
1639 Document why it has to be called before check_methods.
1641 2023-02-03 Patrick Palka <ppalka@redhat.com>
1644 * class.cc (check_methods): Swap order of constraints_satisfied_p
1645 and copy/move_fn_p tests.
1647 2023-02-01 Marek Polacek <polacek@redhat.com>
1650 * call.cc (build_new_op): Don't call warn_logical_operator when
1651 processing a template.
1653 2023-02-01 Jakub Jelinek <jakub@redhat.com>
1656 * constexpr.cc (cxx_eval_constant_expression): Handle OMP_*
1657 and OACC_* constructs as non-constant.
1658 (potential_constant_expression_1): Handle OMP_SCAN and OMP_SCOPE.
1660 2023-02-01 Jason Merrill <jason@redhat.com>
1662 * class.cc (note_name_declared_in_class): Change from permerror to
1663 -Wchanges-meaning pedwarn, forcing -pedantic-errors for most cases.
1665 2023-01-31 Jason Merrill <jason@redhat.com>
1668 * cp-gimplify.cc (any_non_eliding_target_exprs): New.
1669 (cp_genericize_init): Check it.
1671 2023-01-31 Marek Polacek <polacek@redhat.com>
1675 * cp-tree.h (instantiation_dependent_expression_p): Don't
1678 2023-01-26 Marek Polacek <polacek@redhat.com>
1681 * parser.cc: Remove unnecessary forward declarations.
1682 (cp_parser_string_literal): New wrapper.
1683 (cp_parser_string_literal_common): Renamed from
1684 cp_parser_string_literal. Add a bool parameter. Give an error when
1685 UDLs are not permitted.
1686 (cp_parser_userdef_string_literal): New wrapper.
1687 (finish_userdef_string_literal): Renamed from
1688 cp_parser_userdef_string_literal.
1689 (cp_parser_primary_expression): Call cp_parser_userdef_string_literal
1690 instead of cp_parser_string_literal.
1691 (cp_parser_linkage_specification): Move a variable declaration closer
1693 (cp_parser_static_assert): Likewise.
1694 (cp_parser_operator): Call cp_parser_userdef_string_literal instead of
1695 cp_parser_string_literal.
1696 (cp_parser_asm_definition): Move a variable declaration closer to its
1698 (cp_parser_asm_specification_opt): Move variable declarations closer to
1700 (cp_parser_asm_operand_list): Likewise.
1701 (cp_parser_asm_clobber_list): Likewise.
1703 2023-01-26 Jakub Jelinek <jakub@redhat.com>
1706 * parser.cc (cp_convert_omp_range_for): If cp_finish_decomp has been
1707 called in !processing_template_decl with processing_template_decl
1708 temporarily set, clear DECL_HAS_VALUE_EXPR_P on the vars temporarily.
1709 (cp_finish_omp_range_for): And set it back again here.
1711 2023-01-25 Jakub Jelinek <jakub@redhat.com>
1714 * mangle.cc (write_closure_type_name): Don't assume all
1715 lambda operator() fns are methods.
1717 2023-01-24 Jason Merrill <jason@redhat.com>
1720 * parser.cc (cp_lexer_new_main): Pass C_LEX_STRING_NO_JOIN for first
1723 2023-01-24 Jason Merrill <jason@redhat.com>
1726 * pt.cc (tsubst_function_decl): Handle static lambda.
1728 2023-01-24 Jakub Jelinek <jakub@redhat.com>
1731 * cp-gimplify.cc (cp_fold_r): Revert 2023-01-19 changes.
1733 2023-01-24 Jason Merrill <jason@redhat.com>
1737 * cp-gimplify.cc (cp_fold_r) [TARGET_EXPR]: In case of double
1738 TARGET_EXPR, keep the outer one instead of the inner one.
1739 (maybe_replace_decl): New.
1741 2023-01-23 Jason Merrill <jason@redhat.com>
1744 * cp-gimplify.cc (cp_gimplify_init_expr): Allow unexpected elision
1747 2023-01-23 Marek Polacek <polacek@redhat.com>
1750 * cvt.cc (ocp_convert): copy_warning when creating a new
1752 * init.cc (build_new_1): Suppress -Wunused-value on
1753 compiler-generated COMPOUND_EXPRs.
1755 2023-01-23 Jason Merrill <jason@redhat.com>
1758 * call.cc (build_user_type_conversion_1): Check whether the
1759 iterators also find a list ctor.
1761 2023-01-23 Jason Merrill <jason@redhat.com>
1764 * decl.cc (grokdeclarator): Check whether DECL_RESULT is already
1767 2023-01-23 Jason Merrill <jason@redhat.com>
1771 * call.cc (extend_ref_init_temps_1): Handle ptrmem expression.
1773 2023-01-19 Jakub Jelinek <jakub@redhat.com>
1776 * cp-tree.h (keep_unused_object_arg): Declare.
1777 * call.cc (keep_unused_object_arg): No longer static.
1778 * tree.cc (build_min_non_dep_op_overload): Handle ARRAY_REF
1779 with overload being static member function.
1781 2023-01-19 Jakub Jelinek <jakub@redhat.com>
1784 * cp-gimplify.cc (cp_fold_r): During cp_fully_fold_init replace
1785 DECL_ANON_UNION_VAR_P VAR_DECLs with their corresponding
1788 2023-01-16 Jakub Jelinek <jakub@redhat.com>
1791 * decl.cc (cp_finish_decl): Check warning_enabled_at
1792 at the DECL_SOURCE_LOCATION (decl) for OPT_Winit_self instead
1795 2023-01-14 Jakub Jelinek <jakub@redhat.com>
1798 * typeck.cc (cp_build_binary_op): Use may_shorten_divmod for integral
1801 2023-01-13 Jakub Jelinek <jakub@redhat.com>
1804 * cvt.cc (cp_convert_and_check): For EXCESS_PRECISION_EXPR
1805 use its operand except that for warning purposes use the original
1806 EXCESS_PRECISION_EXPR.
1807 * call.cc (convert_like_internal): Only look through
1808 EXCESS_PRECISION_EXPR when calling cp_convert, not when calling
1809 cp_convert_and_check.
1811 2023-01-09 Jakub Jelinek <jakub@redhat.com>
1816 * call.cc (maybe_init_list_as_range): Always return NULL_TREE if
1817 processing_template_decl.
1819 2023-01-05 Patrick Palka <ppalka@redhat.com>
1822 * parser.cc (cp_parser_class_head): Use dk_deferred instead of
1823 dk_no_check when parsing the class name.
1825 2023-01-05 Jakub Jelinek <jakub@redhat.com>
1828 * semantics.cc (finish_omp_target_clauses): Ignore clauses other than
1831 2023-01-04 Patrick Palka <ppalka@redhat.com>
1834 * decl2.cc (mark_single_function): Ignore mark_used failure
1835 only in a non-SFINAE context rather than in a SFINAE one.
1837 2023-01-04 Jakub Jelinek <jakub@redhat.com>
1840 * decl.cc (merge_default_template_args): Return false if either
1841 new_parm or old_parm are erroneous.
1844 Copyright (C) 2023 Free Software Foundation, Inc.
1846 Copying and distribution of this file, with or without modification,
1847 are permitted in any medium without royalty provided the copyright
1848 notice and this notice are preserved.