1 2023-09-12 Jason Merrill <jason@redhat.com>
4 * pt.cc (expand_integer_pack): Convert argument to int.
6 2023-09-12 Jason Merrill <jason@redhat.com>
9 * typeck2.cc (process_init_constructor_array): Use VEC_INIT_EXPR
10 regardless of seen_error.
12 2023-09-08 Patrick Palka <ppalka@redhat.com>
15 * pt.cc (check_non_deducible_conversions): Add bool parameter
16 passed down to check_non_deducible_conversion.
17 (fn_type_unification): Call check_non_deducible_conversions
18 an extra time before satisfaction with noninst_only_p=true.
19 (conversion_may_instantiate_p): Define.
20 (check_non_deducible_conversion): Add bool parameter controlling
21 whether to compute only conversions that are guaranteed to
22 not induce template instantiation.
24 2023-09-07 Sandra Loosemore <sandra@codesourcery.com>
27 * parser.cc (fixup_blocks_walker): Check for null BIND_EXPR_BLOCK.
29 2023-09-06 Jason Merrill <jason@redhat.com>
31 * class.cc (check_subobject_offset): Check
32 same_type_ignoring_top_level_qualifiers_p.
34 2023-09-05 Marek Polacek <polacek@redhat.com>
37 * constexpr.cc (verify_constant_explain_r): New.
38 (verify_constant): Call it.
40 2023-09-05 Jakub Jelinek <jakub@redhat.com>
43 * name-lookup.cc (check_local_shadow): Don't punt early for
44 DECL_EXTERNAL decls, instead just disable the shadowing of namespace
45 decls check for those and emit a pedwarn rather than error_at or
46 permerror for those. Formatting fix.
48 2023-09-05 Jakub Jelinek <jakub@redhat.com>
51 * name-lookup.h (struct cp_binding_level): Add artificial bit-field.
53 * name-lookup.cc (check_local_shadow): Skip artificial bindings when
54 checking if parameter scope is parent scope. Don't special case
55 FUNCTION_NEEDS_BODY_BLOCK. Diagnose the in_function_try_handler
56 cases in the b->kind == sk_function_parms test and verify no
57 non-artificial intervening scopes. Add missing auto_diagnostic_group.
58 * decl.cc (begin_function_body): Set
59 current_binding_level->artificial.
60 * semantics.cc (begin_function_try_block): Likewise.
62 2023-09-05 Patrick Palka <ppalka@redhat.com>
64 * parser.cc (cp_parser_parenthesized_expression_list_elt): Pass
65 nullptr as non_constant_p to cp_parser_braced_list if our
66 non_constant_p is null.
67 (cp_parser_initializer_list): Likewise to
68 cp_parser_initializer_clause. Avoid inspecting
69 clause_non_constant_p if it's uninitialized.
71 2023-09-05 Patrick Palka <ppalka@redhat.com>
73 * call.cc (build_user_type_conversion): Free allocated
75 (build_converted_constant_expr_internal): Use
76 conversion_obstack_sentinel instead.
77 (perform_dguide_overload_resolution): Likewise.
78 (build_new_function_call): Likewise.
79 (build_operator_new_call): Free allocated conversions.
80 (build_op_call): Use conversion_obstack_sentinel instead.
81 (build_conditional_expr): Use conversion_obstack_sentinel
82 instead, and hoist it out to the outermost scope.
83 (build_new_op): Use conversion_obstack_sentinel instead
84 and set it up before the first goto. Remove second unneeded goto.
85 (build_op_subscript): Use conversion_obstack_sentinel instead.
86 (ref_conv_binds_to_temporary): Likewise.
87 (build_new_method_call): Likewise.
88 (can_convert_arg): Likewise.
89 (can_convert_arg_bad): Likewise.
90 (perform_implicit_conversion_flags): Likewise.
91 (perform_direct_initialization_if_possible): Likewise.
92 (initialize_reference): Likewise.
94 2023-09-01 Jakub Jelinek <jakub@redhat.com>
97 * cp-tree.h (determine_local_discriminator): Add NAME argument with
99 (struct cp_decomp): New type.
100 (cp_finish_decl): Add DECOMP argument defaulted to nullptr.
101 (cp_maybe_mangle_decomp): Remove declaration.
102 (cp_finish_decomp): Add cp_decomp * argument, remove tree and unsigned
104 (cp_convert_range_for): Likewise.
105 * decl.cc (determine_local_discriminator): Add NAME argument, use it
106 if non-NULL, otherwise compute it the old way.
107 (maybe_commonize_var): Don't return early for structured bindings.
108 (cp_finish_decl): Add DECOMP argument, if non-NULL, call
109 cp_maybe_mangle_decomp.
110 (cp_maybe_mangle_decomp): Make it static with a forward declaration.
111 Call determine_local_discriminator. Replace FIRST and COUNT arguments
112 with DECOMP argument.
113 (cp_finish_decomp): Replace FIRST and COUNT arguments with DECOMP
115 * mangle.cc (find_decomp_unqualified_name): Remove.
116 (write_unqualified_name): Don't call find_decomp_unqualified_name.
117 (mangle_decomp): Handle mangling of static function/block scope
118 structured bindings. Don't call decl_mangling_context twice. Call
119 check_abi_tags, call write_abi_tags for abi version >= 19 and emit
120 -Wabi warnings if needed.
121 (write_guarded_var_name): Handle structured bindings.
122 (mangle_ref_init_variable): Use write_guarded_var_name.
123 * parser.cc (cp_parser_range_for): Adjust do_range_for_auto_deduction
124 and cp_convert_range_for callers.
125 (do_range_for_auto_deduction): Replace DECOMP_FIRST_NAME and
126 DECOMP_CNT arguments with DECOMP. Adjust cp_finish_decomp caller.
127 (cp_convert_range_for): Replace DECOMP_FIRST_NAME and
128 DECOMP_CNT arguments with DECOMP. Don't call cp_maybe_mangle_decomp,
129 adjust cp_finish_decl and cp_finish_decomp callers.
130 (cp_parser_decomposition_declaration): Don't call
131 cp_maybe_mangle_decomp, adjust cp_finish_decl and cp_finish_decomp
133 (cp_convert_omp_range_for): Adjust do_range_for_auto_deduction
134 and cp_finish_decomp callers.
135 (cp_finish_omp_range_for): Don't call cp_maybe_mangle_decomp,
136 adjust cp_finish_decl and cp_finish_decomp callers.
137 * pt.cc (tsubst_omp_for_iterator): Adjust tsubst_decomp_names
139 (tsubst_decomp_names): Replace FIRST and CNT arguments with DECOMP.
140 (tsubst_expr): Don't call cp_maybe_mangle_decomp, adjust
141 tsubst_decomp_names, cp_finish_decl, cp_finish_decomp and
142 cp_convert_range_for callers.
144 2023-08-30 Marek Polacek <polacek@redhat.com>
147 * parser.cc (cp_parser_initializer_list): Set CONSTRUCTOR_IS_DIRECT_INIT
148 when the designated initializer is of the .x{} form.
150 2023-08-30 Marek Polacek <polacek@redhat.com>
153 * decl.cc (grokdeclarator): Disallow constinit on functions.
155 2023-08-29 Marek Polacek <polacek@redhat.com>
157 * call.cc (convert_like_internal): Show where the conversion function
159 (maybe_show_nonconverting_candidate): New.
160 * cp-tree.h (maybe_show_nonconverting_candidate): Declare.
161 * typeck.cc (convert_for_assignment): Call it.
163 2023-08-25 Sandra Loosemore <sandra@codesourcery.com>
165 * cp-tree.h (cp_convert_omp_range_for): Adjust declaration.
166 * parser.cc (struct omp_for_parse_data): New.
167 (cp_parser_postfix_expression): Diagnose calls to OpenMP runtime
169 (check_omp_intervening_code): New.
170 (cp_parser_statement_seq_opt): Special-case nested loops, blocks,
171 and other constructs for OpenMP loops.
172 (cp_parser_iteration_statement): Reject loops in intervening code.
173 (cp_parser_omp_for_loop_init): Expand comments and tweak the
174 interface slightly to better distinguish input/output parameters.
175 (cp_convert_omp_range_for): Likewise.
176 (cp_parser_omp_loop_nest): New, split from cp_parser_omp_for_loop
177 and largely rewritten. Add more comments.
178 (insert_structured_blocks): New.
179 (find_structured_blocks): New.
180 (struct sit_data, substitute_in_tree_walker, substitute_in_tree):
182 (fixup_blocks_walker): New.
183 (cp_parser_omp_for_loop): Rewrite to use recursive descent instead
184 of a loop. Add logic to reshuffle the bits of code collected
185 during parsing so intervening code gets moved to the loop body.
186 (cp_parser_omp_loop): Remove call to finish_omp_for_block, which
188 (cp_parser_omp_simd): Likewise.
189 (cp_parser_omp_for): Likewise.
190 (cp_parser_omp_distribute): Likewise.
191 (cp_parser_oacc_loop): Likewise.
192 (cp_parser_omp_taskloop): Likewise.
193 (cp_parser_pragma): Reject OpenMP pragmas in intervening code.
194 * parser.h (struct cp_parser): Add omp_for_parse_state field.
195 * pt.cc (tsubst_omp_for_iterator): Adjust call to
196 cp_convert_omp_range_for.
197 * semantics.cc (finish_omp_for): Try harder to preserve location
198 of loop variable init expression for use in diagnostics.
199 (struct fofb_data, finish_omp_for_block_walker): New.
200 (finish_omp_for_block): Allow variables to be bound in a BIND_EXPR
201 nested inside BIND instead of directly in BIND itself.
203 2023-08-25 Sandra Loosemore <sandra@codesourcery.com>
205 * constexpr.cc (cxx_eval_constant_expression): Handle
206 OMP_STRUCTURED_BLOCK.
207 * pt.cc (tsubst_expr): Likewise.
209 2023-08-25 Uros Bizjak <ubizjak@gmail.com>
211 * call.cc (build_conditional_expr):
212 Rename TRUE/FALSE to true/false.
213 (build_new_op): Ditto.
215 2023-08-22 Jason Merrill <jason@redhat.com>
217 * pt.cc (outer_template_args): Handle non-template argument.
218 * constraint.cc (maybe_substitute_reqs_for): Pass decl to it.
219 * cp-tree.h (outer_template_args): Adjust.
221 2023-08-22 Jason Merrill <jason@redhat.com>
224 * cp-tree.h (member_like_constrained_friend_p): Declare.
225 * decl.cc (member_like_constrained_friend_p): New.
226 (function_requirements_equivalent_p): Check it.
227 (duplicate_decls): Check it.
228 (grokfndecl): Check friend template constraints.
229 * mangle.cc (decl_mangling_context): Check it.
230 (write_unqualified_name): Check it.
231 * pt.cc (uses_outer_template_parms_in_constraints): Fix for friends.
232 (tsubst_friend_function): Don't check satisfaction.
234 2023-08-22 Tobias Burnus <tobias@codesourcery.com>
236 * parser.cc (cp_parser_omp_clause_defaultmap): Parse
239 2023-08-15 Chung-Lin Tang <cltang@codesourcery.com>
240 Thomas Schwinge <thomas@codesourcery.com>
242 * parser.cc (OACC_DATA_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_DEFAULT.
244 2023-08-14 gnaggnoyil <gnaggnoyil@gmail.com>
248 * decl.cc (get_tuple_size): Update implementation for DR 2386.
250 2023-08-14 Jason Merrill <jason@redhat.com>
252 * parser.cc (cp_parser_simple_type_specifier): Handle -std=c++14
255 2023-08-12 Patrick Palka <ppalka@redhat.com>
256 Jason Merrill <jason@redhat.com>
259 * decl.cc (redeclaration_error_message): Remove special handling
260 for deduction guides.
261 (grokfndecl): Give deduction guides a dummy DECL_INITIAL.
263 2023-08-11 Patrick Palka <ppalka@redhat.com>
266 * parser.cc (cp_parser_type_requirement): Pass
267 check_dependency_p=true instead of =false.
269 2023-08-11 Patrick Palka <ppalka@redhat.com>
272 * decl.cc (grokdeclarator): Pass 'dname' instead of
273 'unqualified_id' as the name when building the VAR_DECL for a
274 static data member. Call check_explicit_specialization for a
275 TEMPLATE_ID_EXPR such member.
276 * pt.cc (finish_member_template_decl): Return NULL_TREE
277 instead of 'decl' when DECL_TEMPLATE_SPECIALIZATION is not
280 2023-08-11 Patrick Palka <ppalka@redhat.com>
282 * ptree.cc (cxx_print_decl): Check for DECL_LANG_SPECIFIC and
283 TS_DECL_COMMON only when necessary. Print DECL_TEMPLATE_INFO
284 for all decls that have it, not just VAR_DECL or FUNCTION_DECL.
285 Also print DECL_USE_TEMPLATE.
286 (cxx_print_type): Print TYPE_TEMPLATE_INFO.
287 <case BOUND_TEMPLATE_TEMPLATE_PARM>: Don't print TYPE_TI_ARGS
289 <case TEMPLATE_TYPE/TEMPLATE_PARM>: Print TEMPLATE_TYPE_PARM_INDEX
290 instead of printing the index, level and original level
293 2023-08-08 Marek Polacek <polacek@redhat.com>
295 * parser.cc (cp_parser_postfix_expression): Adjust the call to
296 cp_parser_braced_list.
297 (cp_parser_postfix_open_square_expression): Likewise.
298 (cp_parser_new_initializer): Likewise.
299 (cp_parser_assignment_expression): Adjust the call to
300 cp_parser_initializer_clause.
301 (cp_parser_lambda_introducer): Adjust the call to cp_parser_initializer.
302 (cp_parser_range_for): Adjust the call to cp_parser_braced_list.
303 (cp_parser_jump_statement): Likewise.
304 (cp_parser_mem_initializer): Likewise.
305 (cp_parser_template_argument): Likewise.
306 (cp_parser_default_argument): Adjust the call to cp_parser_initializer.
307 (cp_parser_initializer): Handle null is_direct_init and non_constant_p
309 (cp_parser_initializer_clause): Handle null non_constant_p argument.
310 (cp_parser_braced_list): Likewise.
311 (cp_parser_initializer_list): Likewise.
312 (cp_parser_member_declaration): Adjust the call to
313 cp_parser_initializer_clause and cp_parser_initializer.
314 (cp_parser_yield_expression): Adjust the call to cp_parser_braced_list.
315 (cp_parser_functional_cast): Likewise.
316 (cp_parser_late_parse_one_default_arg): Adjust the call to
317 cp_parser_initializer.
318 (cp_parser_omp_for_loop_init): Likewise.
319 (cp_parser_omp_declare_reduction_exprs): Likewise.
321 2023-08-08 Nathaniel Shead <nathanieloshead@gmail.com>
324 * parser.cc (cp_parser_decltype_expr): Report errors raised by
325 finish_id_expression.
327 2023-08-04 Tamar Christina <tamar.christina@arm.com>
329 * cp-tree.h (RANGE_FOR_NOVECTOR): New.
330 (cp_convert_range_for, finish_while_stmt_cond, finish_do_stmt,
331 finish_for_cond): Add novector param.
332 * init.cc (build_vec_init): Default novector to false.
333 * method.cc (build_comparison_op): Likewise.
334 * parser.cc (cp_parser_statement): Likewise.
335 (cp_parser_for, cp_parser_c_for, cp_parser_range_for,
336 cp_convert_range_for, cp_parser_iteration_statement,
337 cp_parser_omp_for_loop, cp_parser_pragma): Support novector.
338 (cp_parser_pragma_novector): New.
339 * pt.cc (tsubst_expr): Likewise.
340 * semantics.cc (finish_while_stmt_cond, finish_do_stmt,
341 finish_for_cond): Likewise.
343 2023-08-01 Lewis Hyatt <lhyatt@gmail.com>
345 * parser.cc (c_init_preprocess): New function.
346 (maybe_read_tokens_for_pragma_lex): New function.
347 (pragma_lex): Support preprocess-only mode.
348 (pragma_lex_discard_to_eol): New function.
350 2023-07-31 Chung-Lin Tang <cltang@codesourcery.com>
352 * parser.cc (cp_parser_oacc_host_data): Add checking requiring OpenACC
353 host_data construct to have an use_device clause.
355 2023-07-28 Ng YongXiang <yongxiangng@gmail.com>
359 * init.cc (build_vec_delete_1): Devirtualize array destruction.
361 2023-07-27 Patrick Palka <ppalka@redhat.com>
364 * constexpr.cc (cxx_eval_array_reference): Allow synthesizing an
365 empty subobject even if CONSTRUCTOR_NO_CLEARING is set.
366 (cxx_eval_bare_aggregate): Set 'no_slot' to true more generally
367 whenever new_ctx.ctor is set to NULL_TREE by init_subob_ctx,
368 i.e. whenever initializing an subobject of empty type.
369 (cxx_eval_vec_init_1): Define 'no_slot' as above and use it
372 2023-07-27 Nathaniel Shead <nathanieloshead@gmail.com>
375 * pt.cc (type_uses_auto): Check inside parameter packs.
377 2023-07-26 Patrick Palka <ppalka@redhat.com>
381 * pt.cc (reduce_template_parm_level): Set DECL_TEMPLATE_INFO
382 on the DECL_TEMPLATE_RESULT of the new ttp.
383 (add_defaults_to_ttp): Make a copy of the original ttp's
384 DECL_TEMPLATE_RESULT, and update this copy's DECL_TEMPLATE_INFO
386 (coerce_template_template_parms): Make sure 'scope_args' has
387 the right amount of levels for the ttp argument.
388 (most_general_template): Handle template template parameters.
389 (rewrite_template_parm): Set DECL_TEMPLATE_RESULT on the
390 DECL_TEMPLATE_RESULT of the new ttp.
392 2023-07-26 Patrick Palka <ppalka@redhat.com>
396 * pt.cc (coerce_template_template_parms): Simplify by using
397 DECL_INNERMOST_TEMPLATE_PARMS and removing redundant asserts.
398 Always pass the parameters of the most general template to
399 coerce_template_parms.
401 2023-07-26 Patrick Palka <ppalka@redhat.com>
404 * pt.cc (unify) <case INTEGER_CST>: Generalize to handle
407 2023-07-26 Marek Polacek <polacek@redhat.com>
409 * parser.cc (cp_parser_constant_expression): Allow non_constant_p to be
410 nullptr even when allow_non_constant_p is true. Don't call
411 _rvalue_constant_expression when not necessary. Move local variable
412 declarations closer to their first use.
413 (cp_parser_static_assert): Don't pass a dummy down to
414 cp_parser_constant_expression.
416 2023-07-26 Jason Merrill <jason@redhat.com>
419 * parser.cc (cp_parser_template_name): Skip non-member
420 lookup after the template keyword.
421 (cp_parser_lookup_name): Pass down template_keyword_p.
423 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
428 * constexpr.cc (constexpr_global_ctx::is_outside_lifetime): New
430 (constexpr_global_ctx::get_value): Don't return expired values.
431 (constexpr_global_ctx::get_value_ptr): Likewise.
432 (constexpr_global_ctx::remove_value): Mark value outside
434 (outside_lifetime_error): New function.
435 (cxx_eval_call_expression): No longer track save_exprs.
436 (cxx_eval_loop_expr): Likewise.
437 (cxx_eval_constant_expression): Add checks for outside lifetime
438 values. Remove local variables at end of bind exprs, and
439 temporaries after cleanup points.
441 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
444 * cp-gimplify.cc (cp_genericize_r): Transform RETURN_EXPRs to
445 not return dangling pointers.
446 * cp-tree.h (RETURN_EXPR_LOCAL_ADDR_P): New flag.
447 (check_return_expr): Add a new parameter.
448 * semantics.cc (finish_return_stmt): Set flag on RETURN_EXPR
449 when referring to dangling pointer.
450 * typeck.cc (check_return_expr): Disable transformation of
451 dangling pointers, instead pass this information to caller.
453 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
455 * constexpr.cc (modifying_const_object_error): Find the source
456 location of the const object's declaration.
457 (cxx_eval_constant_expression): Update input_location to the
458 location of the currently evaluated expression, if possible.
460 2023-07-25 Marek Polacek <polacek@redhat.com>
463 * pt.cc (lookup_and_finish_template_variable): Don't clear tf_partial
465 (instantiate_template): Reset all complain flags except
468 2023-07-25 Marek Polacek <polacek@redhat.com>
471 * constexpr.cc (cxx_eval_array_reference): Create a new constructor
472 only when we don't already have a matching one. Clear the object
473 when the type is non-scalar.
475 2023-07-21 Marek Polacek <polacek@redhat.com>
478 * constexpr.cc (potential_constant_expression_1): Try to complete the
479 type when !processing_template_decl.
481 2023-07-20 Marek Polacek <polacek@redhat.com>
484 * call.cc (implicit_conversion_1): Return early if the type isn't
487 2023-07-19 Marek Polacek <polacek@redhat.com>
490 * error.cc (dump_simple_decl): Print base class name.
492 2023-07-19 Marek Polacek <polacek@redhat.com>
495 * typeck2.cc (process_init_constructor_record): Don't emit
496 -Wmissing-field-initializers for empty classes.
498 2023-07-19 Patrick Palka <ppalka@redhat.com>
500 * pt.cc (type_unification_real): Test for PARM_DECL instead
501 of TEMPLATE_PARM_INDEX to distinguish a type vs non-type
502 template parameter pack.
503 (type_targs_deducible_from): Likewise.
505 2023-07-19 Patrick Palka <ppalka@redhat.com>
507 * pt.cc (tsubst_function_decl): Add defaulted 'use_spec_table'
508 flag parameter. Don't look up or insert into the specializations
509 table if 'use_spec_table' is false.
510 (tsubst_decl): Add defaulted 'use_spec_table' flag parameter.
511 Check for error_mark_node.
512 <case FUNCTION_DECL>: Pass 'use_spec_table' to
513 tsubst_function_decl.
514 <case TYPE/VAR_DECL>: Don't call coerce_template_parms.
515 Don't look up or insert into the specializations table if
516 'use_spec_table' is false. Exit earlier if the substituted
517 type is erroneous and we're not complaining, and do so for
518 alias specializations as well.
519 (instantiate_template): Pass false as 'use_spec_table'
520 to tsubst_decl. Call register_specialization afterwards.
522 2023-07-18 Jason Merrill <jason@redhat.com>
524 * constexpr.cc (cxx_eval_bit_cast): Check that the result of
525 native_interpret_aggregate doesn't need more evaluation.
527 2023-07-18 Patrick Palka <ppalka@redhat.com>
529 * call.cc (add_template_conv_candidate): Don't check for
530 non-empty 'candidates' here.
531 (build_op_call): Check it here, before we've considered any
532 conversion functions.
534 2023-07-18 Patrick Palka <ppalka@redhat.com>
537 * call.cc (add_conv_candidate): Check constraints.
539 2023-07-17 Jason Merrill <jason@redhat.com>
541 * constexpr.cc (cxx_eval_call_expression): Only cache
542 reduced_constant_expression_p results.
543 (reduced_constant_expression_p): Handle CONSTRUCTOR of scalar type.
544 (cxx_eval_constant_expression): Fold vectors here.
545 (cxx_eval_bare_aggregate): Not here.
547 2023-07-15 Patrick Palka <ppalka@redhat.com>
550 * call.cc (keep_unused_object_arg): Use cp_build_compound_expr
551 instead of building a COMPOUND_EXPR directly.
553 2023-07-15 Patrick Palka <ppalka@redhat.com>
556 * mangle.cc (write_expression): Handle TEMPLATE_ID_EXPR
557 whose template is already an IDENTIFIER_NODE.
559 2023-07-14 Nathaniel Shead <nathanieloshead@gmail.com>
561 * constexpr.cc (cxx_eval_constant_expression): Pass t to get_value.
563 2023-07-14 Jason Merrill <jason@redhat.com>
566 * constexpr.cc (cxx_eval_constant_expression): Move P2738 handling
568 * name-lookup.cc (get_cxx_dialect_name): Add C++26.
570 2023-07-14 Marek Polacek <polacek@redhat.com>
571 Jason Merrill <jason@redhat.com>
574 * decl.cc (cp_finish_decl): Set TREE_CONSTANT when initializing
575 an object of empty class type.
576 * pt.cc (value_dependent_expression_p) <case VAR_DECL>: Treat a
577 constexpr-declared non-constant variable as value-dependent.
579 2023-07-11 Patrick Palka <ppalka@redhat.com>
582 * pt.cc (lookup_template_variable): Pass all levels of arguments
583 to coerce_template_parms, and use the parameters from the most
586 2023-07-10 Patrick Palka <ppalka@redhat.com>
589 * pt.cc (redeclare_class_template): Relax the ttp DECL_CONTEXT
590 assert, and downgrade it to a checking assert.
592 2023-06-30 Patrick Palka <ppalka@redhat.com>
594 * cp-tree.h (TEMPLATE_PARM_DESCENDANTS): Harden.
595 (TEMPLATE_TYPE_DESCENDANTS): Define.
596 (TEMPLATE_TEMPLATE_PARM_SIMPLE_P): Define.
597 * pt.cc (reduce_template_parm_level): Revert
598 r14-418-g0bc2a1dc327af9 change.
599 (process_template_parm): Set TEMPLATE_TEMPLATE_PARM_SIMPLE_P
601 (uses_outer_template_parms): Determine the outer depth of
602 a template template parm without relying on DECL_CONTEXT.
603 (tsubst) <case TEMPLATE_TEMPLATE_PARM>: Cache lowering a
604 simple template template parm. Consistently use 'code'.
606 2023-06-29 Patrick Palka <ppalka@redhat.com>
609 * init.cc (maybe_instantiate_nsdmi_init): Mask out all
610 tsubst flags except for tf_warning_or_error.
612 2023-06-29 Patrick Palka <ppalka@redhat.com>
615 * cp-gimplify.cc (cp_fold) <case CONSTRUCTOR>: Propagate
616 CONSTRUCTOR_MUTABLE_POISON.
618 2023-06-29 Patrick Palka <ppalka@redhat.com>
620 * cp-tree.h (tree_template_info::partial): New data member.
621 (TI_PARTIAL_INFO): New tree accessor.
622 (most_specialized_partial_spec): Add defaulted bool parameter.
623 * module.cc (trees_out::core_vals) <case TEMPLATE_INFO>: Stream
625 (trees_in::core_vals) <case TEMPLATE_INFO>: Likewise.
626 * parser.cc (specialization_of): Adjust after making
627 most_specialized_partial_spec return TEMPLATE_INFO instead
629 * pt.cc (process_partial_specialization): Set TI_PARTIAL_INFO
630 of 'decl' to point back to the partial TEMPLATE_DECL. Likewise
631 (and pass rechecking=true to most_specialization_partial_spec).
632 (instantiate_class_template): Likewise.
633 (instantiate_template): Set TI_PARTIAL_INFO to the result of
634 most_specialization_partial_spec after forming a variable
635 template specialization.
636 (most_specialized_partial_spec): Add 'rechecking' parameter.
637 Exit early if the template is not primary. Use the TI_PARTIAL_INFO
638 of the corresponding TEMPLATE_INFO as a cache unless 'rechecking'
639 is true. Don't bother setting TREE_TYPE of each TREE_LIST.
640 (instantiate_decl): Adjust after making
641 most_specialized_partial_spec return TEMPLATE_INFO instead of
643 * ptree.cc (cxx_print_xnode) <case TEMPLATE_INFO>: Dump
646 2023-06-29 Eugene Rozenfeld <erozen@microsoft.com>
648 * Make-lang.in: Pass correct stage cc1plus when processing
649 profile data collected while building target libraries
651 2023-06-28 Patrick Palka <ppalka@redhat.com>
655 * cp-tree.h (lookup_template_variable): Add complain parameter.
656 * parser.cc (cp_parser_template_id): Pass tf_warning_or_error
657 to lookup_template_variable.
658 * pt.cc (lookup_template_variable): Add complain parameter.
659 Coerce template arguments here ...
660 (finish_template_variable): ... instead of here.
661 (lookup_and_finish_template_variable): Check for error_mark_node
662 result from lookup_template_variable.
663 (tsubst_copy) <case TEMPLATE_ID_EXPR>: Pass complain to
664 lookup_template_variable.
665 (instantiate_template): Use build2 instead of
666 lookup_template_variable to build a TEMPLATE_ID_EXPR
667 for most_specialized_partial_spec.
669 2023-06-28 Marek Polacek <polacek@redhat.com>
672 * typeck.cc (cp_build_unary_op): Check tf_warning before warning.
674 2023-06-28 Jason Merrill <jason@redhat.com>
677 * cp-tree.h (clone_attrs): Declare.
678 * method.cc (implicitly_declare_fn): Use it for inherited
680 * optimize.cc (clone_attrs): New.
681 (maybe_clone_body): Use it.
683 2023-06-28 Jason Merrill <jason@redhat.com>
686 * constexpr.cc (cxx_eval_constant_expression): In C++26, allow cast
687 from void* to the type of a pointed-to object.
689 2023-06-23 David Malcolm <dmalcolm@redhat.com>
692 * cp-name-hint.h (maybe_suggest_missing_header): New decl.
693 * decl.cc: Define INCLUDE_MEMORY. Add include of
695 (start_decl_1): Call maybe_suggest_missing_header.
696 * name-lookup.cc (maybe_suggest_missing_header): Remove "static".
698 2023-06-16 Alex Coplan <alex.coplan@arm.com>
700 * parser.cc (cp_parser_enum_specifier): Don't reject
701 elaborated-type-specifier with enum-base, instead emit new
702 Welaborated-enum-base warning.
704 2023-06-14 Jason Merrill <jason@redhat.com>
708 * call.cc (joust_maybe_elide_copy): Don't change cand.
709 (joust): Move the elided tiebreaker later.
711 2023-06-13 David Malcolm <dmalcolm@redhat.com>
714 * name-lookup.cc (missing_std_header::~missing_std_header): Reword
715 note to avoid negative tone of "forgetting".
717 2023-06-13 Jason Merrill <jason@redhat.com>
719 * tree.cc (build_target_expr): Check TYPE_HAS_MUTABLE_P.
721 2023-06-12 Tobias Burnus <tobias@codesourcery.com>
723 * parser.cc (cp_parser_omp_clause_map): Reword error message for
724 clearness especially with 'omp target (enter/exit) data.'
725 * semantics.cc (handle_omp_array_sections): Handle
726 GOMP_MAP_{ALWAYS_,}PRESENT_{TO,TOFROM,FROM,ALLOC} enum values.
728 2023-06-12 Jason Merrill <jason@redhat.com>
731 * call.cc (convert_like_internal) [ck_list]: Use
732 maybe_init_list_as_array.
733 * constexpr.cc (cxx_eval_vec_init_1): Init might have
735 * tree.cc (build_vec_init_elt): Likewise.
736 * init.cc (build_vec_init): Handle from_array from a
737 TARGET_EXPR. Retain TARGET_EXPR of a different type.
739 2023-06-11 Patrick Palka <ppalka@redhat.com>
742 * constexpr.cc (cxx_eval_call_expression): Synthesize defaulted
743 functions needed for constant evaluation.
744 (instantiate_cx_fn_r): Likewise.
746 2023-06-11 Patrick Palka <ppalka@redhat.com>
749 * pt.cc (lookup_template_class): Extend shortcut for looking up the
750 current class scope to consider outer class scopes too, and use
751 current_nonlambda_class_type instead of current_class_type. Only
752 call coerce_template_parms when specializing a primary template.
754 2023-06-10 Nathan Sidwell <nathan@acm.org>
757 * pt.cc (maybe_adjust_types_for_deduction): Implement DR976.
759 2023-06-09 Jason Merrill <jason@redhat.com>
763 * method.cc (build_comparison_op): Give retval a name.
764 * typeck.cc (check_return_expr): Fix for nameless variables.
766 2023-06-09 Jason Merrill <jason@redhat.com>
768 * parser.cc (cp_parser_simple_type_specifier): Check for auto
769 in template argument.
770 (cp_parser_template_type_arg): Remove auto checking.
772 2023-06-09 Jason Merrill <jason@redhat.com>
775 * call.cc (maybe_init_list_as_array): Check that the element type is
778 2023-06-07 Jason Merrill <jason@redhat.com>
782 * cp-tree.h (INIT_EXPR_NRV_P): New.
783 * semantics.cc (finalize_nrv_r): Check it.
784 * name-lookup.h (decl_in_scope_p): Declare.
785 * name-lookup.cc (decl_in_scope_p): New.
786 * typeck.cc (check_return_expr): Allow non-NRV
787 returns if the NRV is no longer in scope.
789 2023-06-07 Jason Merrill <jason@redhat.com>
792 * typeck.cc (want_nrvo_p): New.
793 (check_return_expr): Handle -Wnrvo.
795 2023-06-07 Jason Merrill <jason@redhat.com>
799 * decl.cc (finish_function): Simplify NRV handling.
800 * except.cc (maybe_set_retval_sentinel): Also set if NRV.
801 (maybe_splice_retval_cleanup): Don't add the cleanup region
803 * semantics.cc (nrv_data): Add simple field.
804 (finalize_nrv): Set it.
805 (finalize_nrv_r): Check it and retval sentinel.
806 * cp-tree.h (finalize_nrv): Adjust declaration.
807 * typeck.cc (check_return_expr): Remove named_labels check.
809 2023-06-07 Jason Merrill <jason@redhat.com>
812 * typeck.cc (check_return_expr): Prevent NRV in the presence of
815 2023-06-07 Jason Merrill <jason@redhat.com>
818 * except.cc (maybe_splice_retval_cleanup): Change
819 recognition of function body and try scopes.
820 * semantics.cc (do_poplevel): Call it after poplevel.
822 * cp-tree.h (maybe_splice_retval_cleanup): Adjust.
824 2023-06-07 Jason Merrill <jason@redhat.com>
826 * semantics.cc (finalize_nrv_r): [RETURN_EXPR]: Only replace the
829 2023-06-06 Kwok Cheung Yeung <kcy@codesourcery.com>
830 Tobias Burnus <tobias@codesourcery.com>
832 * parser.cc (cp_parser_omp_clause_defaultmap,
833 cp_parser_omp_clause_map): Parse 'present'.
834 (cp_parser_omp_clause_from_to): New; parse to/from
835 clauses with optional 'present' modifier.
836 (cp_parser_omp_all_clauses): Update call.
837 (cp_parser_omp_target_data, cp_parser_omp_target_enter_data,
838 cp_parser_omp_target_exit_data): Handle new enum value for
840 * semantics.cc (finish_omp_target): Likewise.
842 2023-06-04 Jason Merrill <jason@redhat.com>
845 * cp-tree.h (enum cp_tree_index): Add CPTI_CALL_TERMINATE_FN.
846 (call_terminate_fn): New macro.
847 * cp-gimplify.cc (gimplify_must_not_throw_expr): Use it.
848 * except.cc (init_exception_processing): Set it.
849 (cp_protect_cleanup_actions): Return it.
851 2023-06-03 Patrick Palka <ppalka@redhat.com>
854 * pt.cc (is_specialization_of_friend): Fix overbroad check for
855 a non-template member function of a class template.
857 2023-06-03 Patrick Palka <ppalka@redhat.com>
859 * pt.cc (iterative_hash_template_arg): Don't hash
860 TEMPLATE_TEMPLATE_PARM specially.
862 2023-06-03 Patrick Palka <ppalka@redhat.com>
864 * class.cc (build_base_path): Check in_template_context instead
865 of in_template_function.
866 (resolves_to_fixed_type_p): Likewise.
867 * cp-tree.h (in_template_context): Define.
868 (in_template_function): Remove.
869 * decl.cc (cp_make_fname_decl): Check current_function_decl
870 and in_template_context instead of in_template_function.
871 * decl2.cc (mark_used): Check in_template_context instead of
872 in_template_function.
873 * pt.cc (in_template_function): Remove.
874 * semantics.cc (enforce_access): Check in_template_context
875 instead of current_template_parms directly.
877 2023-06-03 Patrick Palka <ppalka@redhat.com>
880 * mangle.cc (write_expression): Handle NOEXCEPT_EXPR.
882 2023-06-02 Jason Merrill <jason@redhat.com>
886 * call.cc (sfk_copy_or_move): New.
887 (joust): Add tiebreaker for explicit conv and copy ctor.
889 2023-06-02 Jason Merrill <jason@redhat.com>
893 * call.cc (maybe_init_list_as_array): Set DECL_MERGEABLE.
894 (convert_like_internal) [ck_list]: Set it.
895 (set_up_extended_ref_temp): Copy it.
896 * tree.cc (handle_no_unique_addr_attribute): Set it.
898 2023-06-01 Jason Merrill <jason@redhat.com>
900 * typeck2.cc (check_narrowing): Check flag_permissive.
902 2023-05-30 Tobias Burnus <tobias@codesourcery.com>
905 * parser.cc (cp_parser_oacc_all_clauses,
906 cp_parser_omp_all_clauses): Improve error wording.
908 2023-05-19 Andrew Pinski <apinski@marvell.com>
911 * lang-specs.h ("@c++-header"): Add %w after
913 ("@c++-system-header"): Likewise.
914 ("@c++-user-header"): Likewise.
916 2023-05-19 Patrick Palka <ppalka@redhat.com>
918 * constraint.cc (normalize_concept_check): Avoid having to do
919 two norm_cache lookups. Remove unnecessary early exit for an
920 ill-formed concept definition.
922 2023-05-19 Patrick Palka <ppalka@redhat.com>
925 * pt.cc (lookup_and_finish_template_variable): Don't call
926 convert_from_reference.
927 (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Call
928 convert_from_reference on the result of
929 lookup_and_finish_template_variable.
931 2023-05-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
933 * call.cc (promoted_arithmetic_type_p): Use _P defines from tree.h.
934 (build_conditional_expr): Ditto.
935 (convert_like_internal): Ditto.
936 (convert_arg_to_ellipsis): Ditto.
937 (build_over_call): Ditto.
938 (compare_ics): Ditto.
939 * class.cc (is_empty_base_ref): Ditto.
940 * coroutines.cc (rewrite_param_uses): Ditto.
941 * cp-tree.h (DECL_DISCRIMINATOR_P): Ditto.
942 (ARITHMETIC_TYPE_P): Ditto.
943 * cvt.cc (ocp_convert): Ditto.
944 * cxx-pretty-print.cc (pp_cxx_template_argument_list): Ditto.
945 * decl.cc (layout_var_decl): Ditto.
946 (get_tuple_size): Ditto.
947 * error.cc (dump_simple_decl): Ditto.
948 * lambda.cc (start_lambda_scope): Ditto.
949 * mangle.cc (write_template_arg): Ditto.
950 * method.cc (spaceship_comp_cat): Ditto.
951 * module.cc (node_template_info): Ditto.
952 (trees_out::start): Ditto.
953 (trees_out::decl_node): Ditto.
954 (trees_in::read_var_def): Ditto.
955 (set_instantiating_module): Ditto.
956 * name-lookup.cc (maybe_record_mergeable_decl): Ditto.
957 (consider_decl): Ditto.
958 (maybe_add_fuzzy_decl): Ditto.
959 * pt.cc (convert_nontype_argument): Ditto.
960 * semantics.cc (handle_omp_array_sections_1): Ditto.
961 (finish_omp_clauses): Ditto.
962 (finish_omp_target_clauses_r): Ditto.
963 (is_this_parameter): Ditto.
964 * tree.cc (build_cplus_array_type): Ditto.
965 (is_this_expression): Ditto.
966 * typeck.cc (do_warn_enum_conversions): Ditto.
967 * typeck2.cc (store_init_value): Ditto.
968 (check_narrowing): Ditto.
970 2023-05-17 Jakub Jelinek <jakub@redhat.com>
973 * init.cc (build_zero_init_1): Don't initialize zero-width bitfields.
974 For unions only initialize the first FIELD_DECL.
976 2023-05-16 Marek Polacek <polacek@redhat.com>
979 * typeck.cc (check_return_expr): In a template, return only after
980 suppressing -Wdangling-reference.
982 2023-05-16 Patrick Palka <ppalka@redhat.com>
985 * call.cc (add_list_candidates): Check for invalid designated
986 initialization sooner and even for types that have a list
989 2023-05-11 Patrick Palka <ppalka@redhat.com>
992 * typeck2.cc (poison_mutable_constructors): Define.
993 (store_init_value): Use it instead of setting
994 CONSTRUCTOR_MUTABLE_POISON directly.
996 2023-05-11 Patrick Palka <ppalka@redhat.com>
997 Jonathan Wakely <jwakely@redhat.com>
1002 * pt.cc (convert_nontype_argument_function): Remove linkage
1003 requirement for C++17 and later.
1004 (invalid_tparm_referent_p) <case ADDR_EXPR>: Restrict
1005 DECL_ARTIFICIAL rejection test to VAR_DECL.
1007 2023-05-10 Marek Polacek <polacek@redhat.com>
1010 * method.cc (build_trait_object): New.
1011 (assignable_expr): Use it.
1012 (ref_xes_from_temporary): Likewise.
1013 (is_convertible_helper): Likewise. Check FUNC_OR_METHOD_TYPE_P.
1015 2023-05-10 Jason Merrill <jason@redhat.com>
1017 * call.cc (convert_like_internal): Share ck_ref_bind handling
1018 between all bad conversions.
1020 2023-05-10 Jason Merrill <jason@redhat.com>
1023 * constexpr.cc (cxx_eval_outermost_constant_expr): Preserve
1025 (potential_constant_expression_1): Check TARGET_EXPR_ELIDING_P.
1026 * typeck2.cc (store_init_value): Diagnose constinit sooner.
1028 2023-05-10 Jason Merrill <jason@redhat.com>
1030 * constexpr.cc (cxx_eval_outermost_constant_expr): Always check
1031 for address of immediate fn.
1032 (maybe_constant_init_1): Evaluate PTRMEM_CST.
1034 2023-05-10 Jakub Jelinek <jakub@redhat.com>
1037 * parser.cc (cp_parser_std_attribute): For unknown attributes with
1038 arguments set TREE_VALUE (attribute) to error_mark_node after skipping
1039 the balanced tokens.
1040 (cp_parser_std_attribute_list): If ... is used after attribute without
1041 arguments, diagnose it and return error_mark_node. If
1042 TREE_VALUE (attribute) is error_mark_node, don't call
1043 make_pack_expansion nor return early error_mark_node.
1045 2023-05-09 Patrick Palka <ppalka@redhat.com>
1048 * constraint.cc (satisfaction_cache::satisfaction_cache): In the
1049 unexpected case of evaluating an atom for the first time noisily,
1050 remove the cache slot that we inserted.
1052 2023-05-09 Patrick Palka <ppalka@redhat.com>
1055 * parser.cc (cp_parser_class_specifier): Don't pass a class
1056 context to noexcept_override_late_checks.
1057 (noexcept_override_late_checks): Remove 'type' parameter
1058 and use DECL_CONTEXT of 'fndecl' instead.
1060 2023-05-09 Jakub Jelinek <jakub@redhat.com>
1063 * cp-gimplify.cc (process_stmt_assume_attribute): Diagnose pack
1064 expansion of assume attribute.
1066 2023-05-08 Patrick Palka <ppalka@redhat.com>
1070 * pt.cc (do_auto_deduction): Move up resolve_nondeduced_context
1071 calls to happen before do_class_deduction. Add some
1072 error_mark_node tests.
1074 2023-05-07 Patrick Palka <ppalka@redhat.com>
1077 * cxx-pretty-print.cc (cxx_pretty_printer::unary_expression)
1078 <case ALIGNOF_EXPR>: Consider ALIGNOF_EXPR_STD_P.
1079 * error.cc (dump_expr) <case ALIGNOF_EXPR>: Likewise.
1081 2023-05-07 Patrick Palka <ppalka@redhat.com>
1085 * decl.cc (decl_jump_unsafe): Return bool instead of int.
1086 Don't consider TYPE_HAS_NONTRIVIAL_DESTRUCTOR.
1087 (check_previous_goto_1): Simplify now that decl_jump_unsafe
1088 returns bool instead of int.
1089 (check_goto): Likewise.
1091 2023-05-07 Patrick Palka <ppalka@redhat.com>
1093 * pt.cc (instantiate_alias_template): Exit early upon
1094 error from coerce_template_parms. Remove dependence test
1095 guarding constraints_satisfied_p.
1097 2023-05-07 Patrick Palka <ppalka@redhat.com>
1099 * cp-tree.h (PLACEHOLDER_TYPE_CONSTRAINTS_INFO): Harden via
1100 TEMPLATE_TYPE_PARM_CHECK.
1101 (TPARMS_PRIMARY_TEMPLATE): Harden via TREE_VEC_CHECK.
1102 (TEMPLATE_TEMPLATE_PARM_TEMPLATE_DECL): Harden via
1103 TEMPLATE_TEMPLATE_PARM_CHECK.
1104 * cxx-pretty-print.cc (cxx_pretty_printer::simple_type_specifier):
1105 Guard PLACEHOLDER_TYPE_CONSTRAINTS access.
1106 * error.cc (dump_type) <case TEMPLATE_TYPE_PARM>: Use separate
1107 variable to store CLASS_PLACEHOLDER_TEMPLATE result.
1108 * pt.cc (outer_template_args): Use strip_innermost_template_args.
1109 (any_type_dependent_arguments_p): Exit early if
1110 !processing_template_decl. Use range-based for.
1111 (any_dependent_template_arguments_p): Likewise.
1113 2023-05-07 Patrick Palka <ppalka@redhat.com>
1116 * pt.cc (tsubst_copy_and_build) <case COMPONENT_REF>: Propagate
1117 REF_PARENTHESIZED_P more generally via force_paren_expr.
1118 * semantics.cc (force_paren_expr): Document default argument.
1120 2023-05-07 Patrick Palka <ppalka@redhat.com>
1123 * pt.cc (coerce_template_args_for_ttp): Mention we can hit the
1124 current_template_parms fallback when level-lowering a bound ttp.
1125 (tsubst_template_decl): Add lambda_tparms parameter. Prefer to
1126 use lambda_tparms instead of substituting DECL_TEMPLATE_PARMS.
1127 (tsubst_decl) <case TEMPLATE_DECL>: Pass NULL_TREE as lambda_tparms
1128 to tsubst_template_decl.
1129 (tsubst_lambda_expr): For a generic lambda, substitute
1130 DECL_TEMPLATE_PARMS and set current_template_parms to it
1131 before substituting the function type. Pass the substituted
1132 DECL_TEMPLATE_PARMS as lambda_tparms to tsubst_template_decl.
1134 2023-05-07 Patrick Palka <ppalka@redhat.com>
1137 * semantics.cc (enforce_access): Check current_template_parms
1138 instead of processing_template_decl when deciding whether to
1139 defer the access check.
1141 2023-05-07 Patrick Palka <ppalka@redhat.com>
1144 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>:
1145 Reorganize to call get_fns sooner. Remove special handling of
1146 the object argument of a non-static member function call. Remove
1147 dead store to 'fun'.
1149 2023-05-05 Jason Merrill <jason@redhat.com>
1152 2023-04-27 Jason Merrill <jason@redhat.com>
1155 * pt.cc (instantiate_decl): Assert !defer_ok for local
1158 2023-05-03 Jason Merrill <jason@redhat.com>
1162 * friend.cc (do_friend): Don't call check_explicit_specialization if
1163 DECL_TEMPLATE_INFO is already set.
1164 * decl2.cc (check_classfn): Set DECL_TEMPLATE_INFO.
1165 * name-lookup.cc (set_decl_namespace): Likewise.
1167 2023-05-03 Jakub Jelinek <jakub@redhat.com>
1169 * cp-gimplify.cc (cp_fold_data): Move definition earlier.
1170 (cp_gimplify_expr): Pass address of ff_genericize | ff_mce_false
1171 constructed data rather than &pset to cp_walk_tree with cp_fold_r.
1173 2023-05-03 Jason Merrill <jason@redhat.com>
1175 * pt.cc (reduce_template_parm_level): Fix comparison of
1176 template template parm to cached version.
1178 2023-05-02 Jason Merrill <jason@redhat.com>
1180 * pt.cc (instantiate_class_template): Skip the RECORD_TYPE
1181 of a class template.
1182 (tsubst_template_decl): Clear CLASSTYPE_USE_TEMPLATE.
1184 2023-05-02 Jason Merrill <jason@redhat.com>
1186 * name-lookup.cc (pop_from_top_level): Don't
1187 invalidate_class_lookup_cache.
1189 2023-05-02 Jason Merrill <jason@redhat.com>
1192 * cp-tree.h (lookup_base): Add offset parm.
1193 * constexpr.cc (cxx_fold_indirect_ref_1): Pass it.
1194 * search.cc (struct lookup_base_data_s): Add offset.
1195 (dfs_lookup_base): Handle it.
1196 (lookup_base): Pass it.
1198 2023-05-02 Jason Merrill <jason@redhat.com>
1201 * constexpr.cc (cxx_fold_indirect_ref_1): Handle empty base first.
1203 2023-05-01 Jason Merrill <jason@redhat.com>
1206 * name-lookup.cc (maybe_push_to_top_level)
1207 (maybe_pop_from_top_level): Split out...
1208 * pt.cc (instantiate_body): ...from here.
1209 * init.cc (maybe_instantiate_nsdmi_init): Use them.
1210 * name-lookup.h: Declare them..
1212 2023-04-28 Eugene Rozenfeld <erozen@microsoft.com>
1214 * Make-lang.in: Merge perf data collected when compiling cc1plus and runtime libraries
1216 2023-04-27 Jason Merrill <jason@redhat.com>
1218 * call.cc (print_conversion_rejection): Use iloc_sentinel.
1220 2023-04-27 Jason Merrill <jason@redhat.com>
1223 * pt.cc (instantiate_decl): Assert !defer_ok for local
1226 2023-04-26 Jason Merrill <jason@redhat.com>
1228 * init.cc (nsdmi_inst): Remove.
1229 (maybe_instantiate_nsdmi_init): Use DECL_INITIAL instead.
1231 2023-04-26 Jason Merrill <jason@redhat.com>
1234 * pt.cc (instantiate_class_template): Do partially instantiate.
1235 (tsubst_expr): Do call complete_type for partial instantiations.
1237 2023-04-26 Jason Merrill <jason@redhat.com>
1240 * pt.cc (regenerate_decl_from_template): Skip unique friends.
1242 2023-04-26 Patrick Palka <ppalka@redhat.com>
1244 * pt.cc (most_specialized_partial_spec): Exit early when
1245 DECL_TEMPLATE_SPECIALIZATIONS is empty. Move local variable
1246 declarations closer to their first use. Remove redundant
1247 flag_concepts test. Remove redundant forward declaration.
1249 2023-04-25 Patrick Palka <ppalka@redhat.com>
1252 * pt.cc (value_dependent_expression_p) <case VAR_DECL>:
1253 Suppress conservative early exit for reference variables
1254 when DECL_HAS_VALUE_EXPR_P.
1256 2023-04-25 Tobias Burnus <tobias@codesourcery.com>
1258 * parser.cc (cp_parser_omp_scan_loop_body): Handle
1259 zero exec statements before/after 'omp scan'.
1261 2023-04-24 Patrick Palka <ppalka@redhat.com>
1263 * cp-tree.h (cp_expr_location): Define here.
1264 * tree.cc (cp_expr_location): Don't define here.
1266 2023-04-21 Jason Merrill <jason@redhat.com>
1269 * decl.cc (grokdeclarator): Don't clear typedef_decl after 'unsigned
1270 typedef' pedwarn. Use c_common_signed_or_unsigned_type. Also
1271 handle 'signed typedef'.
1273 2023-04-21 Patrick Palka <ppalka@redhat.com>
1275 * tree.cc (cp_walk_subtrees): Avoid repeatedly dereferencing tp.
1276 <case DECLTYPE_TYPE>: Use cp_unevaluated and WALK_SUBTREE.
1277 <case ALIGNOF_EXPR etc>: Likewise.
1279 2023-04-20 Patrick Palka <ppalka@redhat.com>
1281 * pt.cc (tsubst) <case TEMPLATE_TYPE_PARM>: Don't recurse when
1282 level lowering a cv-qualified type template parameter. Remove
1283 recursive loop breaker in the level lowering case for constrained
1284 autos. Use the TEMPLATE_PARM_DESCENDANTS cache in this case as
1287 2023-04-20 Patrick Palka <ppalka@redhat.com>
1289 * constraint.cc (diagnose_trait_expr): Convert a TREE_VEC
1290 of arguments into a TREE_LIST for sake of pretty printing.
1291 * cxx-pretty-print.cc (pp_cxx_trait): Handle TREE_VEC
1292 instead of TREE_LIST of trailing variadic trait arguments.
1293 * method.cc (constructible_expr): Likewise.
1294 (is_xible_helper): Likewise.
1295 * parser.cc (cp_parser_trait): Represent trailing variadic trait
1296 arguments as a TREE_VEC instead of TREE_LIST.
1297 * pt.cc (value_dependent_expression_p): Handle TREE_VEC
1298 instead of TREE_LIST of trailing variadic trait arguments.
1299 * semantics.cc (finish_type_pack_element): Likewise.
1300 (check_trait_type): Likewise.
1302 2023-04-20 Patrick Palka <ppalka@redhat.com>
1304 * tree.cc (strip_typedefs): Move TREE_LIST handling to
1305 strip_typedefs_expr. Dispatch to strip_typedefs_expr for
1307 <case TYPENAME_TYPE>: Remove manual dispatching to
1308 strip_typedefs_expr.
1309 <case TRAIT_TYPE>: Likewise.
1310 (strip_typedefs_expr): Replaces calls to strip_typedefs_expr
1311 with strip_typedefs throughout. Don't dispatch to strip_typedefs
1313 <case TREE_LIST>: Replace this with the better version from
1316 2023-04-19 Patrick Palka <ppalka@redhat.com>
1317 Jonathan Wakely <jwakely@redhat.com>
1320 * cp-trait.def (TYPE_PACK_ELEMENT): Define.
1321 * cp-tree.h (finish_trait_type): Add complain parameter.
1322 * cxx-pretty-print.cc (pp_cxx_trait): Handle
1323 CPTK_TYPE_PACK_ELEMENT.
1324 * parser.cc (cp_parser_constant_expression): Document default
1326 (cp_parser_trait): Handle CPTK_TYPE_PACK_ELEMENT. Pass
1327 tf_warning_or_error to finish_trait_type.
1328 * pt.cc (tsubst) <case TRAIT_TYPE>: Handle non-type first
1329 argument. Pass complain to finish_trait_type.
1330 * semantics.cc (finish_type_pack_element): Define.
1331 (finish_trait_type): Add complain parameter. Handle
1332 CPTK_TYPE_PACK_ELEMENT.
1333 * tree.cc (strip_typedefs): Handle non-type first argument.
1334 Pass tf_warning_or_error to finish_trait_type.
1335 * typeck.cc (structural_comptypes) <case TRAIT_TYPE>: Use
1336 cp_tree_equal instead of same_type_p for the first argument.
1338 2023-04-19 Patrick Palka <ppalka@redhat.com>
1341 * pt.cc (try_class_unification): Don't ggc_free the copy of
1344 2023-04-19 Jason Merrill <jason@redhat.com>
1347 * decl.cc (grokdeclarator): Keep typedef_decl for __int128_t.
1349 2023-04-17 Patrick Palka <ppalka@redhat.com>
1352 * pt.cc (tsubst) <case BOUND_TEMPLATE_TEMPLATE_PARM>:
1353 In the level-lowering case just use lookup_template_class
1354 to rebuild the bound ttp.
1356 2023-04-15 Jason Merrill <jason@redhat.com>
1359 * constexpr.cc (cxx_eval_constant_expression) [TARGET_EXPR]:
1360 Check for complex initializer.
1362 2023-04-13 Patrick Palka <ppalka@redhat.com>
1365 * decl.cc (make_typename_type): Also ignore non-types during the
1366 lookup if tag_type corresponds to an elaborated-type-specifier.
1367 * pt.cc (tsubst) <case TYPENAME_TYPE>: Pass class_type or
1368 enum_type as tag_type to make_typename_type accordingly instead
1369 of always passing typename_type.
1371 2023-04-13 Jason Merrill <jason@redhat.com>
1374 * semantics.cc (check_trait_type): Handle incomplete type directly.
1375 * typeck2.cc (cxx_incomplete_type_diagnostic): Remove assert.
1377 2023-04-13 Jason Merrill <jason@redhat.com>
1379 * typeck2.cc (cxx_incomplete_type_diagnostic): Return bool.
1380 * cp-tree.h (cxx_incomplete_type_diagnostic): Adjust.
1382 2023-04-12 Jakub Jelinek <jakub@redhat.com>
1384 * Make-lang.in (s-cp-module-version): New target.
1385 (cp/module.o): Depend on it.
1386 (MODULE_VERSION): Remove variable.
1387 (CFLAGS-cp/module.o): For -DMODULE_VERSION= argument just
1388 cat s-cp-module-version.
1390 2023-04-09 Iain Sandoe <iain@sandoe.co.uk>
1392 * coroutines.cc (coro_rewrite_function_body): Ensure that added
1393 bind expressions have scope blocks.
1395 2023-04-04 Jason Merrill <jason@redhat.com>
1398 * decl2.cc (find_last_decl): Return early if DECL_USE_TEMPLATE.
1400 2023-04-03 Patrick Palka <ppalka@redhat.com>
1403 * decl.cc (cp_finish_decl): Diagnose ordinary auto deduction
1404 with no initializer, instead of asserting.
1406 2023-04-01 Patrick Palka <ppalka@redhat.com>
1409 * cp-tree.h (do_auto_deduction): Add defaulted tmpl parameter.
1410 * pt.cc (convert_template_argument): Pass 'in_decl' as 'tmpl' to
1412 (tsubst_decl) <case VAR_/TYPE_DECL>: Pass 'tmpl' instead of 't' as
1413 'in_decl' to coerce_template_parms.
1414 (unify) <case TEMPLATE_PARM_INDEX>: Pass TPARMS_PRIMARY_TEMPLATE
1415 as 'tmpl' to do_auto_deduction.
1416 (do_auto_deduction): Document default arguments. Rename local
1417 variable 'tmpl' to 'ctmpl'. Use 'tmpl' to obtain a full set of
1418 template arguments for satisfaction in the adc_unify case.
1420 2023-04-01 Patrick Palka <ppalka@redhat.com>
1424 * pt.cc (invalid_tparm_referent_p): Accept ADDR_EXPR of
1426 (instantiate_class_template): Call mark_template_arguments_used.
1427 (tsubst_copy_and_build) <case CALL_EXPR>: Revert r13-995 change.
1428 (mark_template_arguments_used): Define.
1429 (instantiate_body): Call mark_template_arguments_used.
1431 2023-04-01 Iain Sandoe <iain@sandoe.co.uk>
1434 * coroutines.cc (flatten_await_stmt): Use the current count of
1435 promoted temporaries to build a unique name for the frame entries.
1437 2023-03-30 Jason Merrill <jason@redhat.com>
1440 * search.cc (type_context_for_name_lookup): New.
1441 (accessible_p): Handle anonymous union.
1442 * init.cc (maybe_instantiate_nsdmi_init): Use
1443 type_context_for_name_lookup.
1444 * parser.cc (cp_parser_class_specifier): Likewise.
1445 * cp-tree.h (type_context_for_name_lookup): Declare.
1447 2023-03-30 Jason Merrill <jason@redhat.com>
1450 * pt.cc (unify) [FUNCTION_TYPE]: Handle function pointer
1453 2023-03-30 Jakub Jelinek <jakub@redhat.com>
1456 * decl2.cc (grok_array_decl): After emitting a pedwarn for
1457 -Wcomma-subscript, if processing_template_decl set orig_index_exp
1458 to compound expr from orig_index_exp_list.
1460 2023-03-30 Jason Merrill <jason@redhat.com>
1464 * decl2.cc (record_mangling): Use symtab_node::reset.
1466 2023-03-30 Jakub Jelinek <jakub@redhat.com>
1469 * call.cc (convert_like_internal): If pedwarn for extended float
1470 type conversions doesn't report anything, avoid calling
1471 maybe_inform_about_fndecl_for_bogus_argument_init.
1473 2023-03-29 Jason Merrill <jason@redhat.com>
1477 * pt.cc (alias_ctad_tweaks): Rewrite deduced args.
1478 (type_targs_deducible_from): Handle null pack deduction.
1480 2023-03-28 David Malcolm <dmalcolm@redhat.com>
1483 * parser.cc (cp_parser_binary_expression): Update for new param of
1484 check_for_xor_used_as_pow.
1486 2023-03-28 Jakub Jelinek <jakub@redhat.com>
1489 * contracts.cc: Include intl.h.
1490 (check_postcondition_result): Don't form diagnostics from two halves
1491 of an English message to allow translations.
1493 2023-03-24 Patrick Palka <ppalka@redhat.com>
1496 * parser.cc (cp_parser_class_specifier): Clear current_class_ptr
1497 and current_class_ref sooner, before parsing a class definition.
1499 2023-03-24 Jason Merrill <jason@redhat.com>
1502 * pt.cc (type_unification_real): Adjust for partial ordering.
1504 2023-03-23 Jason Merrill <jason@redhat.com>
1507 * typeck.cc (build_ptrmemfunc): Drop 0-offset optimization
1508 and location wrappers.
1510 2023-03-23 Marek Polacek <polacek@redhat.com>
1513 * call.cc (class_has_reference_member_p): New.
1514 (class_has_reference_member_p_r): New.
1515 (reference_like_class_p): Don't look for a specific constructor.
1516 Use a DFS walk with class_has_reference_member_p_r.
1518 2023-03-23 Jason Merrill <jason@redhat.com>
1521 * pt.cc (find_parameter_packs_r): Handle null TREE_BINFO.
1523 2023-03-22 Jason Merrill <jason@redhat.com>
1526 * pt.cc (unify): Use fold of build_nop instead of fold_convert.
1528 2023-03-22 Jason Merrill <jason@redhat.com>
1531 * semantics.cc (finish_id_expression_1): Check scope before
1532 returning id_expression.
1534 2023-03-22 Alex Coplan <alex.coplan@arm.com>
1537 * call.cc (build_over_call): Use make_temp_override to suppress
1538 both unavailable and deprecated warnings when calling
1541 2023-03-21 Jason Merrill <jason@redhat.com>
1544 * init.cc (maybe_instantiate_nsdmi_init): Don't leave
1545 current_function_decl set to a constructor.
1547 2023-03-20 Marek Polacek <polacek@redhat.com>
1550 * call.cc (add_template_candidate_real): Add explicit decls to the
1551 set of candidates when the initializer is a braced-init-list.
1553 2023-03-20 Jakub Jelinek <jakub@redhat.com>
1556 * cp-tree.h (var_needs_tls_wrapper): Declare.
1557 * decl2.cc (var_needs_tls_wrapper): No longer static.
1558 * decl.cc (cp_finish_decl): Clear TREE_READONLY on TLS variables
1559 for which a TLS wrapper will be needed.
1561 2023-03-17 Jason Merrill <jason@redhat.com>
1564 * lambda.cc (prune_lambda_captures): Don't bother in a template.
1566 2023-03-17 Jason Merrill <jason@redhat.com>
1569 * except.cc (build_throw): Check dtor access.
1571 2023-03-17 Jason Merrill <jason@redhat.com>
1574 * friend.cc (do_friend): Handle namespace as scope argument.
1575 * decl.cc (grokdeclarator): Pass down in_namespace.
1577 2023-03-16 Jason Merrill <jason@redhat.com>
1580 * init.cc (get_nsdmi): Split out...
1581 (maybe_instantiate_nsdmi_init): ...this function.
1582 * cp-tree.h: Declare it.
1583 * pt.cc (tsubst_expr): Use it.
1585 2023-03-16 Jason Merrill <jason@redhat.com>
1588 * pt.cc (tsubst_expr) [TAG_DEFN]: Handle partial instantiation.
1590 2023-03-16 Jason Merrill <jason@redhat.com>
1593 * semantics.cc (finish_qualified_id_expr): Don't try to build a
1594 pointer-to-member if the scope is an enumeration.
1596 2023-03-16 Patrick Palka <ppalka@redhat.com>
1599 * constexpr.cc (maybe_constant_init_1): For an unevaluated
1600 non-manifestly-constant operand, don't constant evaluate
1601 and instead call fold_to_constant as in maybe_constant_value.
1603 2023-03-16 Patrick Palka <ppalka@redhat.com>
1606 * constraint.cc (satisfaction_cache::get): Relax overly strict
1607 checking assert in the constraint recursion case.
1609 2023-03-16 Jason Merrill <jason@redhat.com>
1612 * coroutines.cc (build_co_await): Handle lvalue 'o'.
1614 2023-03-15 Jason Merrill <jason@redhat.com>
1618 * typeck.cc (cp_build_modify_expr): Allow array initialization of
1619 DECL_ARTIFICIAL variable.
1621 2023-03-15 Marek Polacek <polacek@redhat.com>
1624 * constexpr.cc (cxx_eval_store_expression): Strip location wrappers.
1626 2023-03-15 Jason Merrill <jason@redhat.com>
1629 * semantics.cc (check_template_template_default_arg): Check
1630 maybe_get_template_decl_from_type_decl.
1632 2023-03-15 Jason Merrill <jason@redhat.com>
1637 * pt.cc (coerce_template_template_parms): Use args from
1638 DECL_CONTEXT (arg_tmpl) instead of outer_args.
1640 2023-03-15 Jason Merrill <jason@redhat.com>
1643 * pt.cc (coerce_template_template_parms): Take the arg and parm
1645 (coerce_template_template_parm): Adjust.
1646 (template_template_parm_bindings_ok_p): Adjust.
1647 (convert_template_argument): Adjust.
1649 2023-03-14 Patrick Palka <ppalka@redhat.com>
1652 * pt.cc (push_inline_template_parms_recursive): Set
1653 TEMPLATE_PARMS_CONSTRAINTS.
1654 (push_template_decl): For an out-of-line declaration, verify
1655 constraints for each enclosing template scope match those of the
1656 original template declaratation.
1658 2023-03-14 Patrick Palka <ppalka@redhat.com>
1661 * pt.cc (redeclare_class_template): Add missing "of" in
1662 constraint mismatch diagnostic.
1663 (tsubst_friend_class): For an already declared class template,
1664 substitute and pass the friend declaration's constraints to
1665 redeclare_class_template instead of passing the existing
1666 template's constraints.
1668 2023-03-14 Jason Merrill <jason@redhat.com>
1671 * pt.cc (unify_pack_expansion): Check that TPARMS_PRIMARY_TEMPLATE
1674 2023-03-14 Jason Merrill <jason@redhat.com>
1677 * cp-gimplify.cc (genericize_if_stmt): Restore folding
1678 of constant conditions.
1680 2023-03-14 Jakub Jelinek <jakub@redhat.com>
1683 * tree.cc (record_has_unique_obj_representations): Ignore unnamed
1686 2023-03-13 Jason Merrill <jason@redhat.com>
1689 * parser.cc (cp_parser_set_decl_spec_type): Use
1690 redefined_builtin_type for extended_float_type_p.
1692 2023-03-13 Marek Polacek <polacek@redhat.com>
1695 * call.cc (reference_like_class_p): Check for std::span.
1697 2023-03-10 Jakub Jelinek <jakub@redhat.com>
1700 * decl.cc (cp_finish_decl): Don't clear TREE_READONLY on
1701 automatic non-aggregate variables just because of
1702 -fmerge-all-constants.
1704 2023-03-10 Jakub Jelinek <jakub@redhat.com>
1707 * class.cc (end_of_class): For bit-fields, instead of computing
1708 offset as sum of byte_position (field) and DECL_SIZE_UNIT (field),
1709 compute it as sum of bit_position (field) and DECL_SIZE (field)
1710 divided by BITS_PER_UNIT rounded up.
1712 2023-03-10 Jason Merrill <jason@redhat.com>
1715 * lambda.cc (compare_lambda_template_head): Check more
1716 for error_mark_node.
1718 2023-03-10 Jason Merrill <jason@redhat.com>
1721 * mangle.cc (anon_aggr_naming_decl): New.
1722 (write_unqualified_name): Use it.
1724 2023-03-10 Jakub Jelinek <jakub@redhat.com>
1727 * decl.cc (poplevel): Suppress OPT_Wunused_variable warning
1728 after diagnosing it.
1730 2023-03-10 Jason Merrill <jason@redhat.com>
1733 * decl.cc (grokdeclarator): Handle non-typedef typedef_decl.
1735 2023-03-10 Jason Merrill <jason@redhat.com>
1738 * class.cc (instantiate_type): Strip location wrapper.
1740 2023-03-09 Jason Merrill <jason@redhat.com>
1743 * init.cc (find_allocator_temps_r): New.
1744 (combine_allocator_temps): Replace find_allocator_temp.
1745 (build_vec_init): Adjust.
1747 2023-03-09 Jason Merrill <jason@redhat.com>
1751 * pt.cc (alias_ctad_tweaks): Continue after deduction failure.
1753 2023-03-09 Jason Merrill <jason@redhat.com>
1754 Michael Spertus <mike@spertus.com>
1757 * pt.cc (corresponding_template_parameter_list): Split out...
1758 (corresponding_template_parameter): ...from here.
1759 (find_template_parameters): Factor out...
1760 (find_template_parameter_info::find_in): ...this function.
1761 (find_template_parameter_info::find_in_recursive): New.
1762 (find_template_parameter_info::found): New.
1763 (alias_ctad_tweaks): Only add parms used in the deduced args.
1765 2023-03-09 Jason Merrill <jason@redhat.com>
1767 * cp-trait.def (IS_DEDUCIBLE): Add space to name.
1769 2023-03-09 Jason Merrill <jason@redhat.com>
1772 * cp-trait.def (IS_DEDUCIBLE): New.
1773 * cxx-pretty-print.cc (pp_cxx_trait): Handle non-type.
1774 * parser.cc (cp_parser_trait): Likewise.
1775 * tree.cc (cp_tree_equal): Likewise.
1776 * pt.cc (tsubst_copy_and_build): Likewise.
1777 (type_targs_deducible_from): New.
1778 (alias_ctad_tweaks): Use it.
1779 * semantics.cc (trait_expr_value): Handle CPTK_IS_DEDUCIBLE.
1780 (finish_trait_expr): Likewise.
1781 * constraint.cc (diagnose_trait_expr): Likewise.
1782 * cp-tree.h (type_targs_deducible_from): Declare.
1784 2023-03-07 Jason Merrill <jason@redhat.com>
1788 * pt.cc (tsubst_function_decl): Don't replace the closure
1789 parameter if DECL_STATIC_FUNCTION_P.
1791 2023-03-07 Marek Polacek <polacek@redhat.com>
1794 * call.cc (reference_like_class_p): New.
1795 (do_warn_dangling_reference): Add new bool parameter. See through
1796 reference_like_class_p.
1798 2023-03-07 Jakub Jelinek <jakub@redhat.com>
1801 * rtti.cc (emit_support_tinfo_1): Don't assert that last
1802 unemitted_tinfo_decls element is tinfo, instead pop from it only in
1804 * decl2.cc (c_parse_final_cleanups): Don't call emit_tinfo_decl
1805 for unemitted_tinfO_decls which have already non-NULL DECL_INITIAL.
1807 2023-03-07 Marek Polacek <polacek@redhat.com>
1810 * constexpr.cc (cxx_eval_call_expression): Relax assert.
1812 2023-03-07 Marek Polacek <polacek@redhat.com>
1815 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>: Pass
1816 'any' when recursing on a VAR_DECL and not a pointer to function.
1818 2023-03-04 Jakub Jelinek <jakub@redhat.com>
1821 * constexpr.cc: Include toplev.h.
1822 (cxx_eval_constant_expression) <case DECL_EXPR>: When seeing a local
1823 static initialized by constant expression outside of a constexpr
1824 function which has been deferred by make_rtl_for_nonlocal_decl,
1825 call rest_of_decl_compilation on it.
1827 2023-03-03 Patrick Palka <ppalka@redhat.com>
1830 * pt.cc (el_data::skipped_trees): New data member.
1831 (extract_locals_r): Push to skipped_trees any unevaluated
1832 contexts that we skipped over.
1833 (extract_local_specs): For the second walk, start from each
1834 tree in skipped_trees.
1836 2023-03-03 Alexandre Oliva <oliva@adacore.com>
1838 * typeck.cc (cp_build_binary_op): Suppress redundant warning
1839 for pfn null test in pmfn test with vbit-in-delta.
1841 2023-03-02 Jakub Jelinek <jakub@redhat.com>
1844 * cp-tree.h (enum cp_tree_index): Remove CPTI_FALLBACK_DFLOAT*_TYPE
1846 (fallback_dfloat32_type, fallback_dfloat64_type,
1847 fallback_dfloat128_type): Remove.
1848 * rtti.cc (emit_support_tinfo_1): If not emitted already, call
1849 emit_tinfo_decl and remove from unemitted_tinfo_decls right away.
1850 (emit_support_tinfos): Move &dfloat*_type_node from fundamentals array
1851 into new fundamentals_with_fallback array. Call emit_support_tinfo_1
1852 on elements of that array too, with the difference that if
1853 the type is NULL, use a fallback REAL_TYPE for it temporarily.
1854 Drop the !targetm.decimal_float_supported_p () handling. Call
1855 targetm.emit_support_tinfos at the end.
1856 * mangle.cc (write_builtin_type): Remove references to
1857 fallback_dfloat*_type. Handle bfloat16_type_node mangling.
1859 2023-03-02 Patrick Palka <ppalka@redhat.com>
1863 * cp-gimplify.cc (cp_fully_fold): Add an internal overload that
1864 additionally takes and propagate an mce_value parameter, and
1865 define the existing public overload in terms of it.
1866 (cp_fully_fold_init): Pass mce_false to cp_fully_fold.
1868 2023-03-02 Patrick Palka <ppalka@redhat.com>
1871 * constexpr.cc (maybe_constant_init_1): Override
1872 manifestly_const_eval to true if is_static.
1874 2023-03-02 Jakub Jelinek <jakub@redhat.com>
1877 * cp-gimplify.cc (cp_genericize_r) <case USING_STMT>: Set
1878 DECL_SOURCE_LOCATION on IMPORTED_DECL to expression location
1879 of USING_STMT or input_location.
1881 2023-03-02 Marek Polacek <polacek@redhat.com>
1884 * parser.cc (class_decl_loc_t::diag_mismatched_tags): If the first
1885 lookup of SPEC didn't find anything, try to look for
1886 most_general_template.
1888 2023-03-02 Jakub Jelinek <jakub@redhat.com>
1891 * parser.cc (cp_convert_omp_range_for): Allow in assert
1892 decomp_first_name without DECL_HAS_VALUE_EXPR_P if it has
1893 error_mark_node type.
1894 (cp_finish_omp_range_for): Don't set DECL_HAS_VALUE_EXPR_P back
1895 on decls which have error_mark_node type.
1897 2023-03-01 Marek Polacek <polacek@redhat.com>
1900 * constexpr.cc (cxx_eval_constant_expression): Emit an error when
1901 a PTRMEM_CST cannot be evaluated.
1903 2023-03-01 Patrick Palka <ppalka@redhat.com>
1905 * pt.cc (tsubst_scope): Define.
1906 (tsubst_decl) <case USING_DECL>: Call tsubst_scope instead of
1907 calling tsubst_scope with tf_qualifying_scope set.
1908 (tsubst_qualified_id): Call tsubst_scope instead of
1909 calling tsubst with tf_qualifying_scope set.
1910 (tsubst_copy): Immediately delegate to tsubst for all TYPE_P
1911 trees. Remove tf_qualifying_scope manipulation.
1912 <case SCOPE_REF>: Call tsubst_scope instead of calling
1913 tsubst with tf_qualifying_scope set.
1915 2023-03-01 Patrick Palka <ppalka@redhat.com>
1916 Jason Merrill <jason@redhat.com>
1920 * constexpr.cc (fold_to_constant): Define.
1921 (maybe_constant_value): Move up early exit test for unevaluated
1922 operands. Try reducing an unevaluated operand to a constant via
1924 (fold_non_dependent_expr_template): Add early exit test for
1925 CONSTANT_CLASS_P nodes. Try reducing an unevaluated operand
1926 to a constant via fold_to_constant.
1927 * cp-tree.h (fold_to_constant): Declare.
1929 2023-03-01 Jakub Jelinek <jakub@redhat.com>
1932 * constexpr.cc (potential_constant_expression_1) <case DECL_EXPR>:
1933 Only recurse on DECL_INITIAL (tmp) if tmp is a VAR_DECL, otherwise
1936 2023-02-28 Patrick Palka <ppalka@redhat.com>
1939 * pt.cc (finish_template_variable): Move dependence check
1941 (lookup_and_finish_template_variable): ... here.
1942 * semantics.cc (finish_id_expression_1): Call
1943 finish_template_variable sooner, before (and regardless of) the
1944 type_dependent_expression_p test.
1946 2023-02-28 Marek Polacek <polacek@redhat.com>
1949 * pt.cc (lookup_and_finish_template_variable): Clear tf_partial.
1951 2023-02-20 Marek Polacek <polacek@redhat.com>
1954 * constexpr.cc (cxx_eval_call_expression): Replace shortcutting trivial
1955 constructor/op= with a checking assert.
1957 2023-02-20 Marek Polacek <polacek@redhat.com>
1960 * pt.cc (prepend_one_capture): Set LAMBDA_CAPTURE_EXPLICIT_P.
1961 (tsubst_lambda_expr): Pass LAMBDA_CAPTURE_EXPLICIT_P to
1962 prepend_one_capture.
1964 2023-02-18 Jason Merrill <jason@redhat.com>
1974 * semantics.cc (finish_static_assert): Don't diagnose in
1977 2023-02-17 Patrick Palka <ppalka@redhat.com>
1981 * cp-gimplify.cc (enum fold_flags): Define.
1982 (fold_flags_t): Declare.
1983 (cp_fold_data::genericize): Replace this data member with ...
1984 (cp_fold_data::fold_flags): ... this.
1985 (cp_fold_r): Adjust use of cp_fold_data and calls to cp_fold.
1986 (cp_fold_function): Likewise.
1987 (cp_fold_maybe_rvalue): Add an internal overload that
1988 additionally takes and propagates a fold_flags_t parameter, and
1989 define the existing public overload in terms of it.
1990 (cp_fold_rvalue): Likewise.
1991 (cp_fully_fold_init): Adjust use of cp_fold_data.
1992 (fold_cache): Replace with ...
1993 (fold_caches): ... this 2-element array of caches.
1994 (get_fold_cache): Define.
1995 (clear_fold_cache): Adjust.
1996 (cp_fold): Add fold_flags_t parameter. Use get_fold_cache.
1997 Pass flags to calls to cp_fold, cp_fold_rvalue and
1998 cp_fold_maybe_rvalue.
1999 <case CALL_EXPR>: If ff_mce_false is set, fold
2000 __builtin_is_constant_evaluated to false and pass mce_false to
2001 maybe_constant_value.
2003 2023-02-17 Patrick Palka <ppalka@redhat.com>
2005 * constexpr.cc (constexpr_call::manifestly_const_eval): Give
2006 it type int instead of bool.
2007 (constexpr_ctx::manifestly_const_eval): Give it type mce_value
2009 (cxx_eval_builtin_function_call): Adjust after making
2010 manifestly_const_eval tri-state.
2011 (cxx_eval_call_expression): Likewise.
2012 (cxx_eval_binary_expression): Likewise.
2013 (cxx_eval_conditional_expression): Likewise.
2014 (cxx_eval_constant_expression): Likewise.
2015 (cxx_eval_outermost_constant_expr): Likewise.
2016 (cxx_constant_value): Likewise.
2017 (cxx_constant_dtor): Likewise.
2018 (maybe_constant_value): Give manifestly_const_eval parameter
2019 type mce_value instead of bool and adjust accordingly.
2020 (fold_non_dependent_expr_template): Adjust call
2021 to cxx_eval_outermost_constant_expr.
2022 (fold_non_dependent_expr): Likewise.
2023 (maybe_constant_init_1): Likewise.
2024 * constraint.cc (satisfy_atom): Adjust call to
2025 maybe_constant_value.
2026 * cp-tree.h (enum class mce_value): Define.
2027 (maybe_constant_value): Adjust manifestly_const_eval parameter
2028 type and default argument.
2029 * decl.cc (compute_array_index_type_loc): Adjust call to
2030 maybe_constant_value.
2031 * pt.cc (convert_nontype_argument): Likewise.
2033 2023-02-16 Patrick Palka <ppalka@redhat.com>
2036 * cp-tree.h (enum tsubst_flags): New flag tf_qualifying_scope.
2037 * decl.cc (make_typename_type): Use lookup_member instead of
2038 lookup_field. If tf_qualifying_scope is set, pass want_type=true
2039 instead of =false to lookup_member. Generalize format specifier
2040 in diagnostic to handle both type and non-type bindings.
2041 * pt.cc (tsubst_aggr_type_1): Clear tf_qualifying_scope. Tidy
2043 (tsubst_decl) <case USING_DECL>: Set tf_qualifying_scope when
2044 substituting USING_DECL_SCOPE.
2045 (tsubst): Clear tf_qualifying_scope right away and remember if
2046 it was set. Do the same for tf_tst_ok sooner.
2047 <case TYPENAME_TYPE>: Set tf_qualifying_scope when substituting
2048 TYPE_CONTEXT. Pass tf_qualifying_scope to make_typename_type
2050 (tsubst_qualified_id): Set tf_qualifying_scope when substituting
2052 (tsubst_copy): Clear tf_qualifying_scope and remember if it was
2054 <case SCOPE_REF>: Set tf_qualifying_scope when substituting the
2056 <case *_TYPE>: Pass tf_qualifying_scope to tsubst if it was set.
2057 * search.cc (lookup_member): Document default argument.
2059 2023-02-16 Patrick Palka <ppalka@redhat.com>
2061 * cp-tree.h: Mechanically drop static from static inline
2062 functions via s/^static inline/inline/g.
2064 2023-02-15 Marek Polacek <polacek@redhat.com>
2067 * call.cc (joust_maybe_elide_copy): Return false for ck_ambig.
2069 2023-02-10 Marek Polacek <polacek@redhat.com>
2072 * call.cc (set_up_extended_ref_temp): Pass var to maybe_constant_init.
2074 2023-02-09 Tobias Burnus <tobias@codesourcery.com>
2076 * parser.cc (cp_parser_omp_allocate): Parse align
2077 clause and check for restrictions.
2079 2023-02-09 Jakub Jelinek <jakub@redhat.com>
2082 * mangle.cc (write_expression, write_template_arg): Handle
2083 EXCESS_PRECISION_EXPR with REAL_CST operand as
2084 write_template_arg_literal on fold_convert of the REAL_CST
2085 to EXCESS_PRECISION_EXPR type.
2087 2023-02-06 Patrick Palka <ppalka@redhat.com>
2090 * cp-tree.h (call_expr_dependent_name): Declare.
2091 * pt.cc (iterative_hash_template_arg) <case CALL_EXPR>: Use
2092 call_expr_dependent_name instead of dependent_name.
2093 * tree.cc (call_expr_dependent_name): Define.
2094 (called_fns_equal): Adjust to take two CALL_EXPRs instead of
2095 CALL_EXPR_FNs thereof. Use call_expr_dependent_name instead
2097 (cp_tree_equal) <case CALL_EXPR>: Adjust call to called_fns_equal.
2099 2023-02-03 Marek Polacek <polacek@redhat.com>
2102 * constexpr.cc (cxx_eval_array_reference): Don't replace
2105 2023-02-03 Patrick Palka <ppalka@redhat.com>
2108 * semantics.cc (finish_call_expr): Strip ADDR_EXPR from
2109 the selected callee during overload set pruning.
2111 2023-02-03 Patrick Palka <ppalka@redhat.com>
2114 * class.cc (check_methods): Diagnose an unviable OVERLOAD
2115 set for CLASSTYPE_DESTRUCTOR differently from an ambiguous one.
2116 Then prune the OVERLOAD to a single function.
2117 (check_bases_and_members): Handle CLASSTYPE_DESTRUCTOR being
2118 an OVERLOAD when calling deduce_noexcept_on_destructor.
2119 Document why it has to be called before check_methods.
2121 2023-02-03 Patrick Palka <ppalka@redhat.com>
2124 * class.cc (check_methods): Swap order of constraints_satisfied_p
2125 and copy/move_fn_p tests.
2127 2023-02-01 Marek Polacek <polacek@redhat.com>
2130 * call.cc (build_new_op): Don't call warn_logical_operator when
2131 processing a template.
2133 2023-02-01 Jakub Jelinek <jakub@redhat.com>
2136 * constexpr.cc (cxx_eval_constant_expression): Handle OMP_*
2137 and OACC_* constructs as non-constant.
2138 (potential_constant_expression_1): Handle OMP_SCAN and OMP_SCOPE.
2140 2023-02-01 Jason Merrill <jason@redhat.com>
2142 * class.cc (note_name_declared_in_class): Change from permerror to
2143 -Wchanges-meaning pedwarn, forcing -pedantic-errors for most cases.
2145 2023-01-31 Jason Merrill <jason@redhat.com>
2148 * cp-gimplify.cc (any_non_eliding_target_exprs): New.
2149 (cp_genericize_init): Check it.
2151 2023-01-31 Marek Polacek <polacek@redhat.com>
2155 * cp-tree.h (instantiation_dependent_expression_p): Don't
2158 2023-01-26 Marek Polacek <polacek@redhat.com>
2161 * parser.cc: Remove unnecessary forward declarations.
2162 (cp_parser_string_literal): New wrapper.
2163 (cp_parser_string_literal_common): Renamed from
2164 cp_parser_string_literal. Add a bool parameter. Give an error when
2165 UDLs are not permitted.
2166 (cp_parser_userdef_string_literal): New wrapper.
2167 (finish_userdef_string_literal): Renamed from
2168 cp_parser_userdef_string_literal.
2169 (cp_parser_primary_expression): Call cp_parser_userdef_string_literal
2170 instead of cp_parser_string_literal.
2171 (cp_parser_linkage_specification): Move a variable declaration closer
2173 (cp_parser_static_assert): Likewise.
2174 (cp_parser_operator): Call cp_parser_userdef_string_literal instead of
2175 cp_parser_string_literal.
2176 (cp_parser_asm_definition): Move a variable declaration closer to its
2178 (cp_parser_asm_specification_opt): Move variable declarations closer to
2180 (cp_parser_asm_operand_list): Likewise.
2181 (cp_parser_asm_clobber_list): Likewise.
2183 2023-01-26 Jakub Jelinek <jakub@redhat.com>
2186 * parser.cc (cp_convert_omp_range_for): If cp_finish_decomp has been
2187 called in !processing_template_decl with processing_template_decl
2188 temporarily set, clear DECL_HAS_VALUE_EXPR_P on the vars temporarily.
2189 (cp_finish_omp_range_for): And set it back again here.
2191 2023-01-25 Jakub Jelinek <jakub@redhat.com>
2194 * mangle.cc (write_closure_type_name): Don't assume all
2195 lambda operator() fns are methods.
2197 2023-01-24 Jason Merrill <jason@redhat.com>
2200 * parser.cc (cp_lexer_new_main): Pass C_LEX_STRING_NO_JOIN for first
2203 2023-01-24 Jason Merrill <jason@redhat.com>
2206 * pt.cc (tsubst_function_decl): Handle static lambda.
2208 2023-01-24 Jakub Jelinek <jakub@redhat.com>
2211 * cp-gimplify.cc (cp_fold_r): Revert 2023-01-19 changes.
2213 2023-01-24 Jason Merrill <jason@redhat.com>
2217 * cp-gimplify.cc (cp_fold_r) [TARGET_EXPR]: In case of double
2218 TARGET_EXPR, keep the outer one instead of the inner one.
2219 (maybe_replace_decl): New.
2221 2023-01-23 Jason Merrill <jason@redhat.com>
2224 * cp-gimplify.cc (cp_gimplify_init_expr): Allow unexpected elision
2227 2023-01-23 Marek Polacek <polacek@redhat.com>
2230 * cvt.cc (ocp_convert): copy_warning when creating a new
2232 * init.cc (build_new_1): Suppress -Wunused-value on
2233 compiler-generated COMPOUND_EXPRs.
2235 2023-01-23 Jason Merrill <jason@redhat.com>
2238 * call.cc (build_user_type_conversion_1): Check whether the
2239 iterators also find a list ctor.
2241 2023-01-23 Jason Merrill <jason@redhat.com>
2244 * decl.cc (grokdeclarator): Check whether DECL_RESULT is already
2247 2023-01-23 Jason Merrill <jason@redhat.com>
2251 * call.cc (extend_ref_init_temps_1): Handle ptrmem expression.
2253 2023-01-19 Jakub Jelinek <jakub@redhat.com>
2256 * cp-tree.h (keep_unused_object_arg): Declare.
2257 * call.cc (keep_unused_object_arg): No longer static.
2258 * tree.cc (build_min_non_dep_op_overload): Handle ARRAY_REF
2259 with overload being static member function.
2261 2023-01-19 Jakub Jelinek <jakub@redhat.com>
2264 * cp-gimplify.cc (cp_fold_r): During cp_fully_fold_init replace
2265 DECL_ANON_UNION_VAR_P VAR_DECLs with their corresponding
2268 2023-01-16 Jakub Jelinek <jakub@redhat.com>
2271 * decl.cc (cp_finish_decl): Check warning_enabled_at
2272 at the DECL_SOURCE_LOCATION (decl) for OPT_Winit_self instead
2275 2023-01-14 Jakub Jelinek <jakub@redhat.com>
2278 * typeck.cc (cp_build_binary_op): Use may_shorten_divmod for integral
2281 2023-01-13 Jakub Jelinek <jakub@redhat.com>
2284 * cvt.cc (cp_convert_and_check): For EXCESS_PRECISION_EXPR
2285 use its operand except that for warning purposes use the original
2286 EXCESS_PRECISION_EXPR.
2287 * call.cc (convert_like_internal): Only look through
2288 EXCESS_PRECISION_EXPR when calling cp_convert, not when calling
2289 cp_convert_and_check.
2291 2023-01-09 Jakub Jelinek <jakub@redhat.com>
2296 * call.cc (maybe_init_list_as_range): Always return NULL_TREE if
2297 processing_template_decl.
2299 2023-01-05 Patrick Palka <ppalka@redhat.com>
2302 * parser.cc (cp_parser_class_head): Use dk_deferred instead of
2303 dk_no_check when parsing the class name.
2305 2023-01-05 Jakub Jelinek <jakub@redhat.com>
2308 * semantics.cc (finish_omp_target_clauses): Ignore clauses other than
2311 2023-01-04 Patrick Palka <ppalka@redhat.com>
2314 * decl2.cc (mark_single_function): Ignore mark_used failure
2315 only in a non-SFINAE context rather than in a SFINAE one.
2317 2023-01-04 Jakub Jelinek <jakub@redhat.com>
2320 * decl.cc (merge_default_template_args): Return false if either
2321 new_parm or old_parm are erroneous.
2324 Copyright (C) 2023 Free Software Foundation, Inc.
2326 Copying and distribution of this file, with or without modification,
2327 are permitted in any medium without royalty provided the copyright
2328 notice and this notice are preserved.