1 2023-10-24 Patrick Palka <ppalka@redhat.com>
4 * init.cc (build_new_1): Use convert, build2, build3 and
5 cp_fully_fold instead of fold_convert, size_binop and
6 fold_build3 when building up 'size'.
8 2023-10-24 Patrick Palka <ppalka@redhat.com>
11 * tree.cc (cp_stabilize_reference): Do nothing when
12 processing_template_decl.
14 2023-10-22 Patrick Palka <ppalka@redhat.com>
17 * pt.cc (tsubst_expr) <case AT_ENCODE_EXPR>: Use tsubst instead
20 2023-10-20 Jason Merrill <jason@redhat.com>
22 * call.cc (implicit_conversion_1): Rename...
23 (implicit_conversion): ...to this. Remove the old wrapper.
25 2023-10-20 Jason Merrill <jason@redhat.com>
27 * call.cc (tourney): Only skip champ_compared_to_predecessor.
29 2023-10-20 Nathan Sidwell <nathan@acm.org>
32 * module.cc (trees_out::core_vals): Stream CONSTRUCTOR operands
34 (trees_in::core_vals): Likewise.
36 2023-10-20 Patrick Palka <ppalka@redhat.com>
38 * cp-lang.cc (objcp_tsubst_copy_and_build): Rename to ...
39 (objcp_tsubst_expr): ... this.
40 * cp-objcp-common.h (objcp_tsubst_copy_and_build): Rename to ...
41 (objcp_tsubst_expr): ... this.
42 * cp-tree.h (tsubst_copy_and_build): Remove declaration.
43 * init.cc (maybe_instantiate_nsdmi_init): Use tsubst_expr
44 instead of tsubst_copy_and_build.
45 * pt.cc (expand_integer_pack): Likewise.
46 (instantiate_non_dependent_expr_internal): Likewise.
47 (instantiate_class_template): Use tsubst_stmt instead of
48 tsubst_expr for STATIC_ASSERT.
49 (tsubst_function_decl): Adjust tsubst_copy_and_build uses.
50 (tsubst_arg_types): Likewise.
51 (tsubst_exception_specification): Likewise.
52 (tsubst_tree_list): Likewise.
54 (tsubst_name): Likewise.
55 (tsubst_omp_clause_decl): Use tsubst_stmt instead of tsubst_expr.
56 (tsubst_omp_clauses): Likewise.
57 (tsubst_copy_asm_operands): Adjust tsubst_copy_and_build use.
58 (tsubst_omp_for_iterator): Use tsubst_stmt instead of tsubst_expr.
59 (tsubst_expr): Rename to ...
60 (tsubst_stmt): ... this.
61 <case CO_YIELD_EXPR, CO_AWAIT_EXPR>: Move to tsubst_expr.
62 (tsubst_omp_udr): Use tsubst_stmt instead of tsubst_expr.
63 (tsubst_non_call_postfix_expression): Adjust tsubst_copy_and_build
65 (tsubst_lambda_expr): Likewise. Use tsubst_stmt instead of
66 tsubst_expr for the body of a lambda.
67 (tsubst_copy_and_build_call_args): Rename to ...
68 (tsubst_call_args): ... this. Adjust tsubst_copy_and_build use.
69 (tsubst_copy_and_build): Rename to tsubst_expr. Adjust
70 tsubst_copy_and_build and tsubst_copy_and_build_call_args use.
71 <case TRANSACTION_EXPR>: Use tsubst_stmt instead of tsubst_expr.
72 (maybe_instantiate_noexcept): Adjust tsubst_copy_and_build use.
73 (instantiate_body): Use tsubst_stmt instead of tsubst_expr for
74 substituting the function body.
75 (tsubst_initializer_list): Adjust tsubst_copy_and_build use.
77 2023-10-20 Patrick Palka <ppalka@redhat.com>
79 * cp-tree.h (enum tsubst_flags): Add tf_no_name_lookup.
80 * pt.cc (tsubst_pack_expansion): Use tsubst for substituting
82 (tsubst_decl) <case USING_DECL>: Use tsubst_name instead of
84 (tsubst) <case TEMPLATE_TYPE_PARM>: Use tsubst_copy_and_build
85 instead of tsubst_copy for substituting
86 CLASS_PLACEHOLDER_TEMPLATE.
87 <case TYPENAME_TYPE>: Use tsubst_name instead of tsubst_copy for
88 substituting TYPENAME_TYPE_FULLNAME.
89 (tsubst_name): Define.
90 (tsubst_qualified_id): Use tsubst_name instead of tsubst_copy
91 for substituting the component name of a SCOPE_REF.
92 (tsubst_copy): Remove.
93 (tsubst_copy_and_build): Clear tf_no_name_lookup at the start,
94 and remember if it was set. Call maybe_dependent_member_ref if
95 tf_no_name_lookup was not set.
96 <case IDENTIFIER_NODE>: Don't do name lookup if tf_no_name_lookup
98 <case TEMPLATE_ID_EXPR>: If tf_no_name_lookup was set, use
99 tsubst_name instead of tsubst_copy_and_build to substitute the
100 template and don't finish the template-id.
101 <case BIT_NOT_EXPR>: Handle identifier and type operand (if
102 tf_no_name_lookup was set).
103 <case SCOPE_REF>: Avoid trying to resolve a SCOPE_REF if
104 tf_no_name_lookup was set by calling build_qualified_name directly
105 instead of tsubst_qualified_id.
106 <case SIZEOF_EXPR>: Handling of sizeof... copied from tsubst_copy.
107 <case CALL_EXPR>: Use tsubst_name instead of tsubst_copy to
108 substitute a TEMPLATE_ID_EXPR callee naming an unresolved template.
109 <case COMPONENT_REF>: Likewise to substitute the member.
110 <case FUNCTION_DECL>: Copied from tsubst_copy and merged with ...
111 <case VAR_DECL, PARM_DECL>: ... these. Initial handling copied
112 from tsubst_copy. Optimize local variable substitution by
113 trying retrieve_local_specialization before checking
115 <case CONST_DECL>: Copied from tsubst_copy.
116 <case FIELD_DECL>: Likewise.
117 <case NAMESPACE_DECL>: Likewise.
118 <case OVERLOAD>: Likewise.
119 <case TEMPLATE_DECL>: Likewise.
120 <case TEMPLATE_PARM_INDEX>: Likewise.
121 <case TYPE_DECL>: Likewise.
122 <case CLEANUP_POINT_EXPR>: Likewise.
123 <case OFFSET_REF>: Likewise.
124 <case EXPR_PACK_EXPANSION>: Likewise.
125 <case NONTYPE_ARGUMENT_PACK>: Likewise.
126 <case *_CST>: Likewise.
127 <case *_*_FOLD_EXPR>: Likewise.
128 <case DEBUG_BEGIN_STMT>: Likewise.
129 <case CO_AWAIT_EXPR>: Likewise.
130 <case TRAIT_EXPR>: Use tsubst and tsubst_copy_and_build instead
132 <default>: Copied from tsubst_copy.
133 (tsubst_initializer_list): Use tsubst and tsubst_copy_and_build
134 instead of tsubst_copy.
136 2023-10-20 Patrick Palka <ppalka@redhat.com>
139 * parser.cc (cp_parser_postfix_expression): Consolidate three
140 calls to finish_call_expr, one to build_new_method_call and
141 one to build_min_nt_call_vec into one call to finish_call_expr.
142 Don't call maybe_generic_this_capture here.
143 * pt.cc (tsubst_copy_and_build) <case CALL_EXPR>: Remove
144 COMPONENT_REF callee handling.
145 (type_dependent_expression_p): Use t_d_object_e_p instead of
146 t_d_e_p for COMPONENT_REF and OFFSET_REF.
147 * semantics.cc (finish_call_expr): In the type-dependent case,
148 call maybe_generic_this_capture here instead.
150 2023-10-20 Patrick Palka <ppalka@redhat.com>
152 * call.cc (build_new_method_call): Remove calls to
153 build_non_dependent_expr and/or make_args_non_dependent.
154 * coroutines.cc (finish_co_return_stmt): Likewise.
155 * cp-tree.h (build_non_dependent_expr): Remove.
156 (make_args_non_dependent): Remove.
157 * decl2.cc (grok_array_decl): Remove calls to
158 build_non_dependent_expr and/or make_args_non_dependent.
159 (build_offset_ref_call_from_tree): Likewise.
160 * init.cc (build_new): Likewise.
161 * pt.cc (make_args_non_dependent): Remove.
162 (test_build_non_dependent_expr): Remove.
163 (cp_pt_cc_tests): Adjust.
164 * semantics.cc (finish_expr_stmt): Remove calls to
165 build_non_dependent_expr and/or make_args_non_dependent.
166 (finish_for_expr): Likewise.
167 (finish_call_expr): Likewise.
168 (finish_omp_atomic): Likewise.
169 * typeck.cc (finish_class_member_access_expr): Likewise.
170 (build_x_indirect_ref): Likewise.
171 (build_x_binary_op): Likewise.
172 (build_x_array_ref): Likewise.
173 (build_x_vec_perm_expr): Likewise.
174 (build_x_shufflevector): Likewise.
175 (build_x_unary_op): Likewise.
176 (cp_build_addressof): Likewise.
177 (build_x_conditional_expr): Likewise.
178 (build_x_compound_expr): Likewise.
179 (build_static_cast): Likewise.
180 (build_x_modify_expr): Likewise.
181 (check_return_expr): Likewise.
182 * typeck2.cc (build_x_arrow): Likewise.
184 2023-10-20 Patrick Palka <ppalka@redhat.com>
186 * class.cc (instantiate_type): Remove NON_DEPENDENT_EXPR
188 * constexpr.cc (cxx_eval_constant_expression): Likewise.
189 (potential_constant_expression_1): Likewise.
190 * coroutines.cc (coro_validate_builtin_call): Don't
191 expect ALIGNOF_EXPR to be wrapped in NON_DEPENDENT_EXPR.
192 * cp-objcp-common.cc (cp_common_init_ts): Remove
193 NON_DEPENDENT_EXPR handling.
194 * cp-tree.def (NON_DEPENDENT_EXPR): Remove.
195 * cp-tree.h (build_non_dependent_expr): Temporarily redefine as
196 the identity function.
197 * cvt.cc (maybe_warn_nodiscard): Handle type-dependent and
198 variable callee of CALL_EXPR.
199 * cxx-pretty-print.cc (cxx_pretty_printer::expression): Remove
200 NON_DEPENDENT_EXPR handling.
201 * error.cc (dump_decl): Likewise.
202 (dump_expr): Likewise.
203 * expr.cc (mark_use): Likewise.
204 (mark_exp_read): Likewise.
205 * pt.cc (build_non_dependent_expr): Remove.
206 * tree.cc (lvalue_kind): Remove NON_DEPENDENT_EXPR handling.
207 (cp_stabilize_reference): Likewise.
208 * typeck.cc (warn_for_null_address): Likewise.
209 (cp_build_binary_op): Handle type-dependent SIZEOF_EXPR operands.
210 (cp_build_unary_op) <case TRUTH_NOT_EXPR>: Don't fold inside a
213 2023-10-20 Alexandre Oliva <oliva@adacore.com>
215 * decl.cc (push_throw_library_fn): Mark with ECF_XTHROW.
216 * except.cc (build_throw): Likewise __cxa_throw,
217 _ITM_cxa_throw, __cxa_rethrow.
219 2023-10-20 Nathaniel Shead <nathanieloshead@gmail.com>
223 * call.cc (build_over_call): Fold more indirect refs for trivial
225 * class.cc (type_has_non_deleted_trivial_default_ctor): Create.
226 * constexpr.cc (cxx_eval_call_expression): Start lifetime of
227 union member before entering constructor.
228 (cxx_eval_component_reference): Check against first member of
229 value-initialised union.
230 (cxx_eval_store_expression): Activate member for
231 value-initialised union. Check for accessing inactive union
233 * cp-tree.h (type_has_non_deleted_trivial_default_ctor):
236 2023-10-20 Nathaniel Shead <nathanieloshead@gmail.com>
238 * constexpr.cc (is_std_source_location_current): New.
239 (cxx_eval_constant_expression): Only ignore cast from void* for
240 specific cases and improve other diagnostics.
242 2023-10-19 Marek Polacek <polacek@redhat.com>
244 * cp-gimplify.cc (cp_fold_r): Don't call maybe_constant_value.
246 2023-10-19 Jason Merrill <jason@redhat.com>
248 * typeck2.cc (check_narrowing): Adjust.
250 2023-10-19 Jason Merrill <jason@redhat.com>
252 * parser.cc (cp_parser_primary_expression): Use G_.
253 (cp_parser_using_enum): Likewise.
254 * decl.cc (identify_goto): Likewise.
256 2023-10-18 Jason Merrill <jason@redhat.com>
258 * typeck2.cc (check_narrowing): Use permerror.
260 2023-10-17 Marek Polacek <polacek@redhat.com>
263 * parser.cc (cp_parser_simple_declaration): Do cp_parser_error
266 2023-10-17 Marek Polacek <polacek@redhat.com>
269 * cp-gimplify.cc (cp_fold_immediate_r) <case COND_EXPR>: Don't
271 (cp_fold_r): Handle COND_EXPR here.
273 2023-10-17 Jason Merrill <jason@redhat.com>
275 * mangle.cc (abi_check): New.
276 (write_prefix, write_unqualified_name, write_discriminator)
277 (write_type, write_member_name, write_expression)
278 (write_template_arg, write_template_param): Use it.
279 (start_mangling): Assign from {}.
280 * cp-tree.h: Update comment.
282 2023-10-17 Nathaniel Shead <nathanieloshead@gmail.com>
284 * constexpr.cc (cxx_eval_dynamic_cast_fn): Add missing
285 auto_diagnostic_group.
286 (cxx_eval_call_expression): Likewise.
287 (diag_array_subscript): Likewise.
288 (outside_lifetime_error): Likewise.
289 (potential_constant_expression_1): Likewise.
291 2023-10-16 Jason Merrill <jason@redhat.com>
293 * parser.cc (cp_parser_fold_expression): Track location range.
294 * semantics.cc (finish_unary_fold_expr)
295 (finish_left_unary_fold_expr, finish_right_unary_fold_expr)
296 (finish_binary_fold_expr): Add location parm.
297 * constraint.cc (finish_shorthand_constraint): Pass it.
298 * pt.cc (convert_generic_types_to_packs): Likewise.
301 2023-10-16 Marek Polacek <polacek@redhat.com>
304 * constexpr.cc (explain_invalid_constexpr_fn): Also check the body of
305 a constructor in C++14 and up.
307 2023-10-14 Jakub Jelinek <jakub@redhat.com>
310 * module.cc (trees_out::start, trees_in::start): Remove
311 TREE_INT_CST_OFFSET_NUNITS handling.
313 2023-10-10 Jason Merrill <jason@redhat.com>
316 * mangle.cc (write_template_param): Also mangle level.
318 2023-10-08 David Malcolm <dmalcolm@redhat.com>
320 * module.cc (module_state::read_location): Update for renaming of
321 get_combined_adhoc_loc.
323 2023-10-03 David Malcolm <dmalcolm@redhat.com>
325 * error.cc (print_instantiation_partial_context_line): Call
326 diagnostic_show_locus.
328 2023-10-03 David Malcolm <dmalcolm@redhat.com>
330 * error.cc: Update for "m_" prefixes to text_info fields.
332 2023-09-30 Eugene Rozenfeld <erozen@microsoft.com>
334 * Make-lang.in: Make create_fdas_for_cc1plus target not .PHONY
336 2023-09-28 Richard Sandiford <richard.sandiford@arm.com>
338 * constexpr.cc (cxx_fold_indirect_ref): Remove unused variables.
340 2023-09-22 Jason Merrill <jason@redhat.com>
343 * pt.cc (expand_integer_pack): Use IMPLICIT_CONV_EXPR.
345 2023-09-22 Jason Merrill <jason@redhat.com>
347 * constexpr.cc (free_constructor): Handle null ce->value.
349 2023-09-22 Jason Merrill <jason@redhat.com>
352 * parser.cc (cp_parser_lambda_declarator_opt): Don't suggest
353 -std=c++14 for lambda templates.
354 * pt.cc (tsubst_expr): Move ANNOTATE_EXPR handling...
355 (tsubst_copy_and_build): ...here.
357 2023-09-22 Patrick Palka <ppalka@redhat.com>
360 * decl2.cc (grok_array_decl): Guard diagnostic and backward
361 compatibility fallback code paths with tf_error.
363 2023-09-22 Patrick Palka <ppalka@redhat.com>
366 * pt.cc (is_compatible_template_arg): New parameter 'args'.
367 Add the outer template arguments 'args' to 'new_args'.
368 (convert_template_argument): Pass 'args' to
369 is_compatible_template_arg.
371 2023-09-20 Jakub Jelinek <jakub@redhat.com>
373 * parser.cc (cp_parser_postfix_expression): Parse
374 __builtin_classify_type call with typename as argument.
375 * pt.cc (tsubst_copy_and_build): Handle __builtin_classify_type
376 with dependent typename as argument.
378 2023-09-20 Patrick Palka <ppalka@redhat.com>
381 * cxx-pretty-print.cc (cxx_pretty_printer::expression)
382 <case VAR_DECL>: Handle class NTTP objects by printing
383 their type and value.
384 <case VIEW_CONVERT_EXPR>: Strip const VIEW_CONVERT_EXPR
385 wrappers for class NTTPs.
386 (pp_cxx_template_argument_list): Don't handle class NTTP
389 2023-09-20 Patrick Palka <ppalka@redhat.com>
391 * pt.cc (tsubst_function_decl): Don't bother computing 'argvec'
392 when 'lambda_fntype' is set.
393 (tsubst_template_decl): Make sure we return a TEMPLATE_DECL
394 during specialization lookup. In the non-class non-function
395 template case, use tsubst_decl directly with use_spec_table=false,
396 update DECL_TI_ARGS and call register_specialization like
397 tsubst_decl would have done if use_spec_table=true.
399 2023-09-20 Jakub Jelinek <jakub@redhat.com>
402 * parser.h (struct cp_lexer): Add in_omp_decl_attribute member.
403 * cp-tree.h (cp_maybe_parse_omp_decl): Declare.
404 * parser.cc (cp_parser_handle_statement_omp_attributes): Diagnose
405 omp::decl attribute on statements. Adjust diagnostic wording for
407 (cp_parser_omp_directive_args): Add DECL_P argument, set TREE_PUBLIC
408 to it on the DEFERRED_PARSE tree.
409 (cp_parser_omp_sequence_args): Adjust caller.
410 (cp_parser_std_attribute): Handle omp::decl attribute.
411 (cp_parser_omp_var_list): If parser->lexer->in_omp_decl_attribute
412 don't expect any arguments, instead create clause or TREE_LIST for
414 (cp_parser_late_parsing_omp_declare_simd): Adjust diagnostic wording
416 (cp_maybe_parse_omp_decl): New function.
417 (cp_parser_omp_declare_target): If
418 parser->lexer->in_omp_decl_attribute and first token isn't name or
419 comma invoke cp_parser_omp_var_list.
420 * decl2.cc (cplus_decl_attributes): Adjust diagnostic wording for
421 omp::decl. Handle omp::decl on declarations.
422 * name-lookup.cc (finish_using_directive): Adjust diagnostic wording
425 2023-09-19 Ben Boeckel <ben.boeckel@kitware.com>
427 * mapper-client.cc, mapper-client.h (open_module_client): Accept
428 dependency tracking and track module mapper files as
430 * module.cc (make_mapper, get_mapper): Pass the dependency
433 2023-09-19 Ben Boeckel <ben.boeckel@kitware.com>
435 * module.cc (do_import): Report imported CMI files as
438 2023-09-19 Ben Boeckel <ben.boeckel@kitware.com>
440 * module.cc (preprocessed_module): Pass whether the module is
441 exported to dependency tracking.
443 2023-09-19 Javier Martinez <javier.martinez.bugzilla@gmail.com>
445 * class.cc (propagate_class_warmth_attribute): New function.
446 (check_bases_and_members): propagate hot and cold attributes
447 to all FUNCTION_DECL when the record is marked hot or cold.
448 * cp-tree.h (maybe_propagate_warmth_attributes): New function.
449 * decl2.cc (maybe_propagate_warmth_attributes): New function.
450 * method.cc (lazily_declare_fn): propagate hot and cold
451 attributes to lazily declared functions when the record is
454 2023-09-19 Patrick Palka <ppalka@redhat.com>
456 * ptree.cc (cxx_print_type): Remove TYPE_LANG_SPECIFIC
457 test guarding TYPE_TEMPLATE_INFO.
459 2023-09-19 Jason Merrill <jason@redhat.com>
462 * class.cc (add_implicit_default_ctor): Split out...
463 (add_implicitly_declared_members): ...from here.
464 Also call it when inheriting a default ctor.
466 2023-09-19 Marek Polacek <polacek@redhat.com>
468 * call.cc (build_over_call): Set ADDR_EXPR_DENOTES_CALL_P. Don't handle
469 immediate_invocation_p here.
470 * constexpr.cc (cxx_eval_call_expression): Use mce_true for
471 DECL_IMMEDIATE_FUNCTION_P.
472 (cxx_eval_conditional_expression): Call cp_fold_immediate.
473 * cp-gimplify.cc (enum fold_flags): Add ff_fold_immediate.
474 (maybe_replace_decl): Make static.
475 (cp_fold_r): Expand immediate invocations.
476 (cp_fold_immediate_r): New.
477 (cp_fold_immediate): New.
478 * cp-tree.h (ADDR_EXPR_DENOTES_CALL_P): Define.
479 (cp_fold_immediate): Declare.
480 * tree.cc (bot_replace): Don't handle immediate invocations here.
482 2023-09-19 Patrick Palka <ppalka@redhat.com>
485 * cvt.cc (convert_to_void) <case INDIRECT_REF>: Only call
486 complete_type if the type is volatile.
487 <case VAR_DECL>: Likewise.
489 2023-09-19 Patrick Palka <ppalka@redhat.com>
492 * semantics.cc (finish_decltype_type): For an NTTP object,
493 return its type modulo cv-quals.
495 2023-09-18 Patrick Palka <ppalka@redhat.com>
498 * pt.cc (try_class_unification): Strengthen TI_TEMPLATE equality
499 test by not calling most_general_template. Only unify the
500 innermost levels of template arguments.
501 (unify) <case CLASS_TYPE>: Only unify the innermost levels of
502 template arguments, and only if the template is primary.
504 2023-09-18 Patrick Palka <ppalka@redhat.com>
508 * semantics.cc (maybe_convert_cond): Look through implicit
509 INDIRECT_REF when deciding whether to issue a -Wparentheses
510 warning, and consider templated assignment expressions as well.
511 (finish_parenthesized_expr): Look through implicit INDIRECT_REF
512 when suppressing -Wparentheses warning.
513 * typeck.cc (build_x_modify_expr): Check simple assignments
514 ahead time too, not just compound assignments. Give the second
515 operand of MODOP_EXPR a non-null type so that it's not considered
516 always instantiation-dependent. Don't call suppress_warning.
518 2023-09-18 Patrick Palka <ppalka@redhat.com>
521 * pt.cc (unify): Return unify_success for identical dependent
522 DECL_P 'arg' and 'parm'.
523 <case CONST_DECL>: Remove handling.
525 2023-09-18 Patrick Palka <ppalka@redhat.com>
527 * call.cc (add_template_candidate_real): Check arity even
528 when there are no explicit template arguments. Combine the
529 two adjacent '!obj' tests into one.
531 2023-09-18 Patrick Palka <ppalka@redhat.com>
533 * pt.cc (register_specialization): Remove now-unnecessary
534 early exit for FUNCTION_DECL partial instantiation.
535 (tsubst_template_decl): Pass use_spec_table=false to
536 tsubst_function_decl. Set DECL_TI_ARGS of a non-lambda
537 FUNCTION_DECL specialization to the full set of arguments.
538 Simplify register_specialization call accordingly.
540 2023-09-18 Jason Merrill <jason@redhat.com>
542 * class.cc (check_subobject_offset): Use similar_type_p.
544 2023-09-12 Jason Merrill <jason@redhat.com>
547 * pt.cc (expand_integer_pack): Convert argument to int.
549 2023-09-12 Jason Merrill <jason@redhat.com>
552 * typeck2.cc (process_init_constructor_array): Use VEC_INIT_EXPR
553 regardless of seen_error.
555 2023-09-08 Patrick Palka <ppalka@redhat.com>
558 * pt.cc (check_non_deducible_conversions): Add bool parameter
559 passed down to check_non_deducible_conversion.
560 (fn_type_unification): Call check_non_deducible_conversions
561 an extra time before satisfaction with noninst_only_p=true.
562 (conversion_may_instantiate_p): Define.
563 (check_non_deducible_conversion): Add bool parameter controlling
564 whether to compute only conversions that are guaranteed to
565 not induce template instantiation.
567 2023-09-07 Sandra Loosemore <sandra@codesourcery.com>
570 * parser.cc (fixup_blocks_walker): Check for null BIND_EXPR_BLOCK.
572 2023-09-06 Jason Merrill <jason@redhat.com>
574 * class.cc (check_subobject_offset): Check
575 same_type_ignoring_top_level_qualifiers_p.
577 2023-09-05 Marek Polacek <polacek@redhat.com>
580 * constexpr.cc (verify_constant_explain_r): New.
581 (verify_constant): Call it.
583 2023-09-05 Jakub Jelinek <jakub@redhat.com>
586 * name-lookup.cc (check_local_shadow): Don't punt early for
587 DECL_EXTERNAL decls, instead just disable the shadowing of namespace
588 decls check for those and emit a pedwarn rather than error_at or
589 permerror for those. Formatting fix.
591 2023-09-05 Jakub Jelinek <jakub@redhat.com>
594 * name-lookup.h (struct cp_binding_level): Add artificial bit-field.
596 * name-lookup.cc (check_local_shadow): Skip artificial bindings when
597 checking if parameter scope is parent scope. Don't special case
598 FUNCTION_NEEDS_BODY_BLOCK. Diagnose the in_function_try_handler
599 cases in the b->kind == sk_function_parms test and verify no
600 non-artificial intervening scopes. Add missing auto_diagnostic_group.
601 * decl.cc (begin_function_body): Set
602 current_binding_level->artificial.
603 * semantics.cc (begin_function_try_block): Likewise.
605 2023-09-05 Patrick Palka <ppalka@redhat.com>
607 * parser.cc (cp_parser_parenthesized_expression_list_elt): Pass
608 nullptr as non_constant_p to cp_parser_braced_list if our
609 non_constant_p is null.
610 (cp_parser_initializer_list): Likewise to
611 cp_parser_initializer_clause. Avoid inspecting
612 clause_non_constant_p if it's uninitialized.
614 2023-09-05 Patrick Palka <ppalka@redhat.com>
616 * call.cc (build_user_type_conversion): Free allocated
618 (build_converted_constant_expr_internal): Use
619 conversion_obstack_sentinel instead.
620 (perform_dguide_overload_resolution): Likewise.
621 (build_new_function_call): Likewise.
622 (build_operator_new_call): Free allocated conversions.
623 (build_op_call): Use conversion_obstack_sentinel instead.
624 (build_conditional_expr): Use conversion_obstack_sentinel
625 instead, and hoist it out to the outermost scope.
626 (build_new_op): Use conversion_obstack_sentinel instead
627 and set it up before the first goto. Remove second unneeded goto.
628 (build_op_subscript): Use conversion_obstack_sentinel instead.
629 (ref_conv_binds_to_temporary): Likewise.
630 (build_new_method_call): Likewise.
631 (can_convert_arg): Likewise.
632 (can_convert_arg_bad): Likewise.
633 (perform_implicit_conversion_flags): Likewise.
634 (perform_direct_initialization_if_possible): Likewise.
635 (initialize_reference): Likewise.
637 2023-09-01 Jakub Jelinek <jakub@redhat.com>
640 * cp-tree.h (determine_local_discriminator): Add NAME argument with
642 (struct cp_decomp): New type.
643 (cp_finish_decl): Add DECOMP argument defaulted to nullptr.
644 (cp_maybe_mangle_decomp): Remove declaration.
645 (cp_finish_decomp): Add cp_decomp * argument, remove tree and unsigned
647 (cp_convert_range_for): Likewise.
648 * decl.cc (determine_local_discriminator): Add NAME argument, use it
649 if non-NULL, otherwise compute it the old way.
650 (maybe_commonize_var): Don't return early for structured bindings.
651 (cp_finish_decl): Add DECOMP argument, if non-NULL, call
652 cp_maybe_mangle_decomp.
653 (cp_maybe_mangle_decomp): Make it static with a forward declaration.
654 Call determine_local_discriminator. Replace FIRST and COUNT arguments
655 with DECOMP argument.
656 (cp_finish_decomp): Replace FIRST and COUNT arguments with DECOMP
658 * mangle.cc (find_decomp_unqualified_name): Remove.
659 (write_unqualified_name): Don't call find_decomp_unqualified_name.
660 (mangle_decomp): Handle mangling of static function/block scope
661 structured bindings. Don't call decl_mangling_context twice. Call
662 check_abi_tags, call write_abi_tags for abi version >= 19 and emit
663 -Wabi warnings if needed.
664 (write_guarded_var_name): Handle structured bindings.
665 (mangle_ref_init_variable): Use write_guarded_var_name.
666 * parser.cc (cp_parser_range_for): Adjust do_range_for_auto_deduction
667 and cp_convert_range_for callers.
668 (do_range_for_auto_deduction): Replace DECOMP_FIRST_NAME and
669 DECOMP_CNT arguments with DECOMP. Adjust cp_finish_decomp caller.
670 (cp_convert_range_for): Replace DECOMP_FIRST_NAME and
671 DECOMP_CNT arguments with DECOMP. Don't call cp_maybe_mangle_decomp,
672 adjust cp_finish_decl and cp_finish_decomp callers.
673 (cp_parser_decomposition_declaration): Don't call
674 cp_maybe_mangle_decomp, adjust cp_finish_decl and cp_finish_decomp
676 (cp_convert_omp_range_for): Adjust do_range_for_auto_deduction
677 and cp_finish_decomp callers.
678 (cp_finish_omp_range_for): Don't call cp_maybe_mangle_decomp,
679 adjust cp_finish_decl and cp_finish_decomp callers.
680 * pt.cc (tsubst_omp_for_iterator): Adjust tsubst_decomp_names
682 (tsubst_decomp_names): Replace FIRST and CNT arguments with DECOMP.
683 (tsubst_expr): Don't call cp_maybe_mangle_decomp, adjust
684 tsubst_decomp_names, cp_finish_decl, cp_finish_decomp and
685 cp_convert_range_for callers.
687 2023-08-30 Marek Polacek <polacek@redhat.com>
690 * parser.cc (cp_parser_initializer_list): Set CONSTRUCTOR_IS_DIRECT_INIT
691 when the designated initializer is of the .x{} form.
693 2023-08-30 Marek Polacek <polacek@redhat.com>
696 * decl.cc (grokdeclarator): Disallow constinit on functions.
698 2023-08-29 Marek Polacek <polacek@redhat.com>
700 * call.cc (convert_like_internal): Show where the conversion function
702 (maybe_show_nonconverting_candidate): New.
703 * cp-tree.h (maybe_show_nonconverting_candidate): Declare.
704 * typeck.cc (convert_for_assignment): Call it.
706 2023-08-25 Sandra Loosemore <sandra@codesourcery.com>
708 * cp-tree.h (cp_convert_omp_range_for): Adjust declaration.
709 * parser.cc (struct omp_for_parse_data): New.
710 (cp_parser_postfix_expression): Diagnose calls to OpenMP runtime
712 (check_omp_intervening_code): New.
713 (cp_parser_statement_seq_opt): Special-case nested loops, blocks,
714 and other constructs for OpenMP loops.
715 (cp_parser_iteration_statement): Reject loops in intervening code.
716 (cp_parser_omp_for_loop_init): Expand comments and tweak the
717 interface slightly to better distinguish input/output parameters.
718 (cp_convert_omp_range_for): Likewise.
719 (cp_parser_omp_loop_nest): New, split from cp_parser_omp_for_loop
720 and largely rewritten. Add more comments.
721 (insert_structured_blocks): New.
722 (find_structured_blocks): New.
723 (struct sit_data, substitute_in_tree_walker, substitute_in_tree):
725 (fixup_blocks_walker): New.
726 (cp_parser_omp_for_loop): Rewrite to use recursive descent instead
727 of a loop. Add logic to reshuffle the bits of code collected
728 during parsing so intervening code gets moved to the loop body.
729 (cp_parser_omp_loop): Remove call to finish_omp_for_block, which
731 (cp_parser_omp_simd): Likewise.
732 (cp_parser_omp_for): Likewise.
733 (cp_parser_omp_distribute): Likewise.
734 (cp_parser_oacc_loop): Likewise.
735 (cp_parser_omp_taskloop): Likewise.
736 (cp_parser_pragma): Reject OpenMP pragmas in intervening code.
737 * parser.h (struct cp_parser): Add omp_for_parse_state field.
738 * pt.cc (tsubst_omp_for_iterator): Adjust call to
739 cp_convert_omp_range_for.
740 * semantics.cc (finish_omp_for): Try harder to preserve location
741 of loop variable init expression for use in diagnostics.
742 (struct fofb_data, finish_omp_for_block_walker): New.
743 (finish_omp_for_block): Allow variables to be bound in a BIND_EXPR
744 nested inside BIND instead of directly in BIND itself.
746 2023-08-25 Sandra Loosemore <sandra@codesourcery.com>
748 * constexpr.cc (cxx_eval_constant_expression): Handle
749 OMP_STRUCTURED_BLOCK.
750 * pt.cc (tsubst_expr): Likewise.
752 2023-08-25 Uros Bizjak <ubizjak@gmail.com>
754 * call.cc (build_conditional_expr):
755 Rename TRUE/FALSE to true/false.
756 (build_new_op): Ditto.
758 2023-08-22 Jason Merrill <jason@redhat.com>
760 * pt.cc (outer_template_args): Handle non-template argument.
761 * constraint.cc (maybe_substitute_reqs_for): Pass decl to it.
762 * cp-tree.h (outer_template_args): Adjust.
764 2023-08-22 Jason Merrill <jason@redhat.com>
767 * cp-tree.h (member_like_constrained_friend_p): Declare.
768 * decl.cc (member_like_constrained_friend_p): New.
769 (function_requirements_equivalent_p): Check it.
770 (duplicate_decls): Check it.
771 (grokfndecl): Check friend template constraints.
772 * mangle.cc (decl_mangling_context): Check it.
773 (write_unqualified_name): Check it.
774 * pt.cc (uses_outer_template_parms_in_constraints): Fix for friends.
775 (tsubst_friend_function): Don't check satisfaction.
777 2023-08-22 Tobias Burnus <tobias@codesourcery.com>
779 * parser.cc (cp_parser_omp_clause_defaultmap): Parse
782 2023-08-15 Chung-Lin Tang <cltang@codesourcery.com>
783 Thomas Schwinge <thomas@codesourcery.com>
785 * parser.cc (OACC_DATA_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_DEFAULT.
787 2023-08-14 gnaggnoyil <gnaggnoyil@gmail.com>
791 * decl.cc (get_tuple_size): Update implementation for DR 2386.
793 2023-08-14 Jason Merrill <jason@redhat.com>
795 * parser.cc (cp_parser_simple_type_specifier): Handle -std=c++14
798 2023-08-12 Patrick Palka <ppalka@redhat.com>
799 Jason Merrill <jason@redhat.com>
802 * decl.cc (redeclaration_error_message): Remove special handling
803 for deduction guides.
804 (grokfndecl): Give deduction guides a dummy DECL_INITIAL.
806 2023-08-11 Patrick Palka <ppalka@redhat.com>
809 * parser.cc (cp_parser_type_requirement): Pass
810 check_dependency_p=true instead of =false.
812 2023-08-11 Patrick Palka <ppalka@redhat.com>
815 * decl.cc (grokdeclarator): Pass 'dname' instead of
816 'unqualified_id' as the name when building the VAR_DECL for a
817 static data member. Call check_explicit_specialization for a
818 TEMPLATE_ID_EXPR such member.
819 * pt.cc (finish_member_template_decl): Return NULL_TREE
820 instead of 'decl' when DECL_TEMPLATE_SPECIALIZATION is not
823 2023-08-11 Patrick Palka <ppalka@redhat.com>
825 * ptree.cc (cxx_print_decl): Check for DECL_LANG_SPECIFIC and
826 TS_DECL_COMMON only when necessary. Print DECL_TEMPLATE_INFO
827 for all decls that have it, not just VAR_DECL or FUNCTION_DECL.
828 Also print DECL_USE_TEMPLATE.
829 (cxx_print_type): Print TYPE_TEMPLATE_INFO.
830 <case BOUND_TEMPLATE_TEMPLATE_PARM>: Don't print TYPE_TI_ARGS
832 <case TEMPLATE_TYPE/TEMPLATE_PARM>: Print TEMPLATE_TYPE_PARM_INDEX
833 instead of printing the index, level and original level
836 2023-08-08 Marek Polacek <polacek@redhat.com>
838 * parser.cc (cp_parser_postfix_expression): Adjust the call to
839 cp_parser_braced_list.
840 (cp_parser_postfix_open_square_expression): Likewise.
841 (cp_parser_new_initializer): Likewise.
842 (cp_parser_assignment_expression): Adjust the call to
843 cp_parser_initializer_clause.
844 (cp_parser_lambda_introducer): Adjust the call to cp_parser_initializer.
845 (cp_parser_range_for): Adjust the call to cp_parser_braced_list.
846 (cp_parser_jump_statement): Likewise.
847 (cp_parser_mem_initializer): Likewise.
848 (cp_parser_template_argument): Likewise.
849 (cp_parser_default_argument): Adjust the call to cp_parser_initializer.
850 (cp_parser_initializer): Handle null is_direct_init and non_constant_p
852 (cp_parser_initializer_clause): Handle null non_constant_p argument.
853 (cp_parser_braced_list): Likewise.
854 (cp_parser_initializer_list): Likewise.
855 (cp_parser_member_declaration): Adjust the call to
856 cp_parser_initializer_clause and cp_parser_initializer.
857 (cp_parser_yield_expression): Adjust the call to cp_parser_braced_list.
858 (cp_parser_functional_cast): Likewise.
859 (cp_parser_late_parse_one_default_arg): Adjust the call to
860 cp_parser_initializer.
861 (cp_parser_omp_for_loop_init): Likewise.
862 (cp_parser_omp_declare_reduction_exprs): Likewise.
864 2023-08-08 Nathaniel Shead <nathanieloshead@gmail.com>
867 * parser.cc (cp_parser_decltype_expr): Report errors raised by
868 finish_id_expression.
870 2023-08-04 Tamar Christina <tamar.christina@arm.com>
872 * cp-tree.h (RANGE_FOR_NOVECTOR): New.
873 (cp_convert_range_for, finish_while_stmt_cond, finish_do_stmt,
874 finish_for_cond): Add novector param.
875 * init.cc (build_vec_init): Default novector to false.
876 * method.cc (build_comparison_op): Likewise.
877 * parser.cc (cp_parser_statement): Likewise.
878 (cp_parser_for, cp_parser_c_for, cp_parser_range_for,
879 cp_convert_range_for, cp_parser_iteration_statement,
880 cp_parser_omp_for_loop, cp_parser_pragma): Support novector.
881 (cp_parser_pragma_novector): New.
882 * pt.cc (tsubst_expr): Likewise.
883 * semantics.cc (finish_while_stmt_cond, finish_do_stmt,
884 finish_for_cond): Likewise.
886 2023-08-01 Lewis Hyatt <lhyatt@gmail.com>
888 * parser.cc (c_init_preprocess): New function.
889 (maybe_read_tokens_for_pragma_lex): New function.
890 (pragma_lex): Support preprocess-only mode.
891 (pragma_lex_discard_to_eol): New function.
893 2023-07-31 Chung-Lin Tang <cltang@codesourcery.com>
895 * parser.cc (cp_parser_oacc_host_data): Add checking requiring OpenACC
896 host_data construct to have an use_device clause.
898 2023-07-28 Ng YongXiang <yongxiangng@gmail.com>
902 * init.cc (build_vec_delete_1): Devirtualize array destruction.
904 2023-07-27 Patrick Palka <ppalka@redhat.com>
907 * constexpr.cc (cxx_eval_array_reference): Allow synthesizing an
908 empty subobject even if CONSTRUCTOR_NO_CLEARING is set.
909 (cxx_eval_bare_aggregate): Set 'no_slot' to true more generally
910 whenever new_ctx.ctor is set to NULL_TREE by init_subob_ctx,
911 i.e. whenever initializing an subobject of empty type.
912 (cxx_eval_vec_init_1): Define 'no_slot' as above and use it
915 2023-07-27 Nathaniel Shead <nathanieloshead@gmail.com>
918 * pt.cc (type_uses_auto): Check inside parameter packs.
920 2023-07-26 Patrick Palka <ppalka@redhat.com>
924 * pt.cc (reduce_template_parm_level): Set DECL_TEMPLATE_INFO
925 on the DECL_TEMPLATE_RESULT of the new ttp.
926 (add_defaults_to_ttp): Make a copy of the original ttp's
927 DECL_TEMPLATE_RESULT, and update this copy's DECL_TEMPLATE_INFO
929 (coerce_template_template_parms): Make sure 'scope_args' has
930 the right amount of levels for the ttp argument.
931 (most_general_template): Handle template template parameters.
932 (rewrite_template_parm): Set DECL_TEMPLATE_RESULT on the
933 DECL_TEMPLATE_RESULT of the new ttp.
935 2023-07-26 Patrick Palka <ppalka@redhat.com>
939 * pt.cc (coerce_template_template_parms): Simplify by using
940 DECL_INNERMOST_TEMPLATE_PARMS and removing redundant asserts.
941 Always pass the parameters of the most general template to
942 coerce_template_parms.
944 2023-07-26 Patrick Palka <ppalka@redhat.com>
947 * pt.cc (unify) <case INTEGER_CST>: Generalize to handle
950 2023-07-26 Marek Polacek <polacek@redhat.com>
952 * parser.cc (cp_parser_constant_expression): Allow non_constant_p to be
953 nullptr even when allow_non_constant_p is true. Don't call
954 _rvalue_constant_expression when not necessary. Move local variable
955 declarations closer to their first use.
956 (cp_parser_static_assert): Don't pass a dummy down to
957 cp_parser_constant_expression.
959 2023-07-26 Jason Merrill <jason@redhat.com>
962 * parser.cc (cp_parser_template_name): Skip non-member
963 lookup after the template keyword.
964 (cp_parser_lookup_name): Pass down template_keyword_p.
966 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
971 * constexpr.cc (constexpr_global_ctx::is_outside_lifetime): New
973 (constexpr_global_ctx::get_value): Don't return expired values.
974 (constexpr_global_ctx::get_value_ptr): Likewise.
975 (constexpr_global_ctx::remove_value): Mark value outside
977 (outside_lifetime_error): New function.
978 (cxx_eval_call_expression): No longer track save_exprs.
979 (cxx_eval_loop_expr): Likewise.
980 (cxx_eval_constant_expression): Add checks for outside lifetime
981 values. Remove local variables at end of bind exprs, and
982 temporaries after cleanup points.
984 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
987 * cp-gimplify.cc (cp_genericize_r): Transform RETURN_EXPRs to
988 not return dangling pointers.
989 * cp-tree.h (RETURN_EXPR_LOCAL_ADDR_P): New flag.
990 (check_return_expr): Add a new parameter.
991 * semantics.cc (finish_return_stmt): Set flag on RETURN_EXPR
992 when referring to dangling pointer.
993 * typeck.cc (check_return_expr): Disable transformation of
994 dangling pointers, instead pass this information to caller.
996 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
998 * constexpr.cc (modifying_const_object_error): Find the source
999 location of the const object's declaration.
1000 (cxx_eval_constant_expression): Update input_location to the
1001 location of the currently evaluated expression, if possible.
1003 2023-07-25 Marek Polacek <polacek@redhat.com>
1006 * pt.cc (lookup_and_finish_template_variable): Don't clear tf_partial
1008 (instantiate_template): Reset all complain flags except
1009 tf_warning_or_error.
1011 2023-07-25 Marek Polacek <polacek@redhat.com>
1014 * constexpr.cc (cxx_eval_array_reference): Create a new constructor
1015 only when we don't already have a matching one. Clear the object
1016 when the type is non-scalar.
1018 2023-07-21 Marek Polacek <polacek@redhat.com>
1021 * constexpr.cc (potential_constant_expression_1): Try to complete the
1022 type when !processing_template_decl.
1024 2023-07-20 Marek Polacek <polacek@redhat.com>
1027 * call.cc (implicit_conversion_1): Return early if the type isn't
1030 2023-07-19 Marek Polacek <polacek@redhat.com>
1033 * error.cc (dump_simple_decl): Print base class name.
1035 2023-07-19 Marek Polacek <polacek@redhat.com>
1038 * typeck2.cc (process_init_constructor_record): Don't emit
1039 -Wmissing-field-initializers for empty classes.
1041 2023-07-19 Patrick Palka <ppalka@redhat.com>
1043 * pt.cc (type_unification_real): Test for PARM_DECL instead
1044 of TEMPLATE_PARM_INDEX to distinguish a type vs non-type
1045 template parameter pack.
1046 (type_targs_deducible_from): Likewise.
1048 2023-07-19 Patrick Palka <ppalka@redhat.com>
1050 * pt.cc (tsubst_function_decl): Add defaulted 'use_spec_table'
1051 flag parameter. Don't look up or insert into the specializations
1052 table if 'use_spec_table' is false.
1053 (tsubst_decl): Add defaulted 'use_spec_table' flag parameter.
1054 Check for error_mark_node.
1055 <case FUNCTION_DECL>: Pass 'use_spec_table' to
1056 tsubst_function_decl.
1057 <case TYPE/VAR_DECL>: Don't call coerce_template_parms.
1058 Don't look up or insert into the specializations table if
1059 'use_spec_table' is false. Exit earlier if the substituted
1060 type is erroneous and we're not complaining, and do so for
1061 alias specializations as well.
1062 (instantiate_template): Pass false as 'use_spec_table'
1063 to tsubst_decl. Call register_specialization afterwards.
1065 2023-07-18 Jason Merrill <jason@redhat.com>
1067 * constexpr.cc (cxx_eval_bit_cast): Check that the result of
1068 native_interpret_aggregate doesn't need more evaluation.
1070 2023-07-18 Patrick Palka <ppalka@redhat.com>
1072 * call.cc (add_template_conv_candidate): Don't check for
1073 non-empty 'candidates' here.
1074 (build_op_call): Check it here, before we've considered any
1075 conversion functions.
1077 2023-07-18 Patrick Palka <ppalka@redhat.com>
1080 * call.cc (add_conv_candidate): Check constraints.
1082 2023-07-17 Jason Merrill <jason@redhat.com>
1084 * constexpr.cc (cxx_eval_call_expression): Only cache
1085 reduced_constant_expression_p results.
1086 (reduced_constant_expression_p): Handle CONSTRUCTOR of scalar type.
1087 (cxx_eval_constant_expression): Fold vectors here.
1088 (cxx_eval_bare_aggregate): Not here.
1090 2023-07-15 Patrick Palka <ppalka@redhat.com>
1093 * call.cc (keep_unused_object_arg): Use cp_build_compound_expr
1094 instead of building a COMPOUND_EXPR directly.
1096 2023-07-15 Patrick Palka <ppalka@redhat.com>
1099 * mangle.cc (write_expression): Handle TEMPLATE_ID_EXPR
1100 whose template is already an IDENTIFIER_NODE.
1102 2023-07-14 Nathaniel Shead <nathanieloshead@gmail.com>
1104 * constexpr.cc (cxx_eval_constant_expression): Pass t to get_value.
1106 2023-07-14 Jason Merrill <jason@redhat.com>
1109 * constexpr.cc (cxx_eval_constant_expression): Move P2738 handling
1110 after heap handling.
1111 * name-lookup.cc (get_cxx_dialect_name): Add C++26.
1113 2023-07-14 Marek Polacek <polacek@redhat.com>
1114 Jason Merrill <jason@redhat.com>
1117 * decl.cc (cp_finish_decl): Set TREE_CONSTANT when initializing
1118 an object of empty class type.
1119 * pt.cc (value_dependent_expression_p) <case VAR_DECL>: Treat a
1120 constexpr-declared non-constant variable as value-dependent.
1122 2023-07-11 Patrick Palka <ppalka@redhat.com>
1125 * pt.cc (lookup_template_variable): Pass all levels of arguments
1126 to coerce_template_parms, and use the parameters from the most
1129 2023-07-10 Patrick Palka <ppalka@redhat.com>
1132 * pt.cc (redeclare_class_template): Relax the ttp DECL_CONTEXT
1133 assert, and downgrade it to a checking assert.
1135 2023-06-30 Patrick Palka <ppalka@redhat.com>
1137 * cp-tree.h (TEMPLATE_PARM_DESCENDANTS): Harden.
1138 (TEMPLATE_TYPE_DESCENDANTS): Define.
1139 (TEMPLATE_TEMPLATE_PARM_SIMPLE_P): Define.
1140 * pt.cc (reduce_template_parm_level): Revert
1141 r14-418-g0bc2a1dc327af9 change.
1142 (process_template_parm): Set TEMPLATE_TEMPLATE_PARM_SIMPLE_P
1144 (uses_outer_template_parms): Determine the outer depth of
1145 a template template parm without relying on DECL_CONTEXT.
1146 (tsubst) <case TEMPLATE_TEMPLATE_PARM>: Cache lowering a
1147 simple template template parm. Consistently use 'code'.
1149 2023-06-29 Patrick Palka <ppalka@redhat.com>
1152 * init.cc (maybe_instantiate_nsdmi_init): Mask out all
1153 tsubst flags except for tf_warning_or_error.
1155 2023-06-29 Patrick Palka <ppalka@redhat.com>
1158 * cp-gimplify.cc (cp_fold) <case CONSTRUCTOR>: Propagate
1159 CONSTRUCTOR_MUTABLE_POISON.
1161 2023-06-29 Patrick Palka <ppalka@redhat.com>
1163 * cp-tree.h (tree_template_info::partial): New data member.
1164 (TI_PARTIAL_INFO): New tree accessor.
1165 (most_specialized_partial_spec): Add defaulted bool parameter.
1166 * module.cc (trees_out::core_vals) <case TEMPLATE_INFO>: Stream
1168 (trees_in::core_vals) <case TEMPLATE_INFO>: Likewise.
1169 * parser.cc (specialization_of): Adjust after making
1170 most_specialized_partial_spec return TEMPLATE_INFO instead
1172 * pt.cc (process_partial_specialization): Set TI_PARTIAL_INFO
1173 of 'decl' to point back to the partial TEMPLATE_DECL. Likewise
1174 (and pass rechecking=true to most_specialization_partial_spec).
1175 (instantiate_class_template): Likewise.
1176 (instantiate_template): Set TI_PARTIAL_INFO to the result of
1177 most_specialization_partial_spec after forming a variable
1178 template specialization.
1179 (most_specialized_partial_spec): Add 'rechecking' parameter.
1180 Exit early if the template is not primary. Use the TI_PARTIAL_INFO
1181 of the corresponding TEMPLATE_INFO as a cache unless 'rechecking'
1182 is true. Don't bother setting TREE_TYPE of each TREE_LIST.
1183 (instantiate_decl): Adjust after making
1184 most_specialized_partial_spec return TEMPLATE_INFO instead of
1186 * ptree.cc (cxx_print_xnode) <case TEMPLATE_INFO>: Dump
1189 2023-06-29 Eugene Rozenfeld <erozen@microsoft.com>
1191 * Make-lang.in: Pass correct stage cc1plus when processing
1192 profile data collected while building target libraries
1194 2023-06-28 Patrick Palka <ppalka@redhat.com>
1198 * cp-tree.h (lookup_template_variable): Add complain parameter.
1199 * parser.cc (cp_parser_template_id): Pass tf_warning_or_error
1200 to lookup_template_variable.
1201 * pt.cc (lookup_template_variable): Add complain parameter.
1202 Coerce template arguments here ...
1203 (finish_template_variable): ... instead of here.
1204 (lookup_and_finish_template_variable): Check for error_mark_node
1205 result from lookup_template_variable.
1206 (tsubst_copy) <case TEMPLATE_ID_EXPR>: Pass complain to
1207 lookup_template_variable.
1208 (instantiate_template): Use build2 instead of
1209 lookup_template_variable to build a TEMPLATE_ID_EXPR
1210 for most_specialized_partial_spec.
1212 2023-06-28 Marek Polacek <polacek@redhat.com>
1215 * typeck.cc (cp_build_unary_op): Check tf_warning before warning.
1217 2023-06-28 Jason Merrill <jason@redhat.com>
1220 * cp-tree.h (clone_attrs): Declare.
1221 * method.cc (implicitly_declare_fn): Use it for inherited
1223 * optimize.cc (clone_attrs): New.
1224 (maybe_clone_body): Use it.
1226 2023-06-28 Jason Merrill <jason@redhat.com>
1229 * constexpr.cc (cxx_eval_constant_expression): In C++26, allow cast
1230 from void* to the type of a pointed-to object.
1232 2023-06-23 David Malcolm <dmalcolm@redhat.com>
1235 * cp-name-hint.h (maybe_suggest_missing_header): New decl.
1236 * decl.cc: Define INCLUDE_MEMORY. Add include of
1237 "cp/cp-name-hint.h".
1238 (start_decl_1): Call maybe_suggest_missing_header.
1239 * name-lookup.cc (maybe_suggest_missing_header): Remove "static".
1241 2023-06-16 Alex Coplan <alex.coplan@arm.com>
1243 * parser.cc (cp_parser_enum_specifier): Don't reject
1244 elaborated-type-specifier with enum-base, instead emit new
1245 Welaborated-enum-base warning.
1247 2023-06-14 Jason Merrill <jason@redhat.com>
1251 * call.cc (joust_maybe_elide_copy): Don't change cand.
1252 (joust): Move the elided tiebreaker later.
1254 2023-06-13 David Malcolm <dmalcolm@redhat.com>
1257 * name-lookup.cc (missing_std_header::~missing_std_header): Reword
1258 note to avoid negative tone of "forgetting".
1260 2023-06-13 Jason Merrill <jason@redhat.com>
1262 * tree.cc (build_target_expr): Check TYPE_HAS_MUTABLE_P.
1264 2023-06-12 Tobias Burnus <tobias@codesourcery.com>
1266 * parser.cc (cp_parser_omp_clause_map): Reword error message for
1267 clearness especially with 'omp target (enter/exit) data.'
1268 * semantics.cc (handle_omp_array_sections): Handle
1269 GOMP_MAP_{ALWAYS_,}PRESENT_{TO,TOFROM,FROM,ALLOC} enum values.
1271 2023-06-12 Jason Merrill <jason@redhat.com>
1274 * call.cc (convert_like_internal) [ck_list]: Use
1275 maybe_init_list_as_array.
1276 * constexpr.cc (cxx_eval_vec_init_1): Init might have
1278 * tree.cc (build_vec_init_elt): Likewise.
1279 * init.cc (build_vec_init): Handle from_array from a
1280 TARGET_EXPR. Retain TARGET_EXPR of a different type.
1282 2023-06-11 Patrick Palka <ppalka@redhat.com>
1285 * constexpr.cc (cxx_eval_call_expression): Synthesize defaulted
1286 functions needed for constant evaluation.
1287 (instantiate_cx_fn_r): Likewise.
1289 2023-06-11 Patrick Palka <ppalka@redhat.com>
1292 * pt.cc (lookup_template_class): Extend shortcut for looking up the
1293 current class scope to consider outer class scopes too, and use
1294 current_nonlambda_class_type instead of current_class_type. Only
1295 call coerce_template_parms when specializing a primary template.
1297 2023-06-10 Nathan Sidwell <nathan@acm.org>
1300 * pt.cc (maybe_adjust_types_for_deduction): Implement DR976.
1302 2023-06-09 Jason Merrill <jason@redhat.com>
1306 * method.cc (build_comparison_op): Give retval a name.
1307 * typeck.cc (check_return_expr): Fix for nameless variables.
1309 2023-06-09 Jason Merrill <jason@redhat.com>
1311 * parser.cc (cp_parser_simple_type_specifier): Check for auto
1312 in template argument.
1313 (cp_parser_template_type_arg): Remove auto checking.
1315 2023-06-09 Jason Merrill <jason@redhat.com>
1318 * call.cc (maybe_init_list_as_array): Check that the element type is
1321 2023-06-07 Jason Merrill <jason@redhat.com>
1325 * cp-tree.h (INIT_EXPR_NRV_P): New.
1326 * semantics.cc (finalize_nrv_r): Check it.
1327 * name-lookup.h (decl_in_scope_p): Declare.
1328 * name-lookup.cc (decl_in_scope_p): New.
1329 * typeck.cc (check_return_expr): Allow non-NRV
1330 returns if the NRV is no longer in scope.
1332 2023-06-07 Jason Merrill <jason@redhat.com>
1335 * typeck.cc (want_nrvo_p): New.
1336 (check_return_expr): Handle -Wnrvo.
1338 2023-06-07 Jason Merrill <jason@redhat.com>
1342 * decl.cc (finish_function): Simplify NRV handling.
1343 * except.cc (maybe_set_retval_sentinel): Also set if NRV.
1344 (maybe_splice_retval_cleanup): Don't add the cleanup region
1345 if we don't need it.
1346 * semantics.cc (nrv_data): Add simple field.
1347 (finalize_nrv): Set it.
1348 (finalize_nrv_r): Check it and retval sentinel.
1349 * cp-tree.h (finalize_nrv): Adjust declaration.
1350 * typeck.cc (check_return_expr): Remove named_labels check.
1352 2023-06-07 Jason Merrill <jason@redhat.com>
1355 * typeck.cc (check_return_expr): Prevent NRV in the presence of
1358 2023-06-07 Jason Merrill <jason@redhat.com>
1361 * except.cc (maybe_splice_retval_cleanup): Change
1362 recognition of function body and try scopes.
1363 * semantics.cc (do_poplevel): Call it after poplevel.
1364 (at_try_scope): New.
1365 * cp-tree.h (maybe_splice_retval_cleanup): Adjust.
1367 2023-06-07 Jason Merrill <jason@redhat.com>
1369 * semantics.cc (finalize_nrv_r): [RETURN_EXPR]: Only replace the
1372 2023-06-06 Kwok Cheung Yeung <kcy@codesourcery.com>
1373 Tobias Burnus <tobias@codesourcery.com>
1375 * parser.cc (cp_parser_omp_clause_defaultmap,
1376 cp_parser_omp_clause_map): Parse 'present'.
1377 (cp_parser_omp_clause_from_to): New; parse to/from
1378 clauses with optional 'present' modifier.
1379 (cp_parser_omp_all_clauses): Update call.
1380 (cp_parser_omp_target_data, cp_parser_omp_target_enter_data,
1381 cp_parser_omp_target_exit_data): Handle new enum value for
1383 * semantics.cc (finish_omp_target): Likewise.
1385 2023-06-04 Jason Merrill <jason@redhat.com>
1388 * cp-tree.h (enum cp_tree_index): Add CPTI_CALL_TERMINATE_FN.
1389 (call_terminate_fn): New macro.
1390 * cp-gimplify.cc (gimplify_must_not_throw_expr): Use it.
1391 * except.cc (init_exception_processing): Set it.
1392 (cp_protect_cleanup_actions): Return it.
1394 2023-06-03 Patrick Palka <ppalka@redhat.com>
1397 * pt.cc (is_specialization_of_friend): Fix overbroad check for
1398 a non-template member function of a class template.
1400 2023-06-03 Patrick Palka <ppalka@redhat.com>
1402 * pt.cc (iterative_hash_template_arg): Don't hash
1403 TEMPLATE_TEMPLATE_PARM specially.
1405 2023-06-03 Patrick Palka <ppalka@redhat.com>
1407 * class.cc (build_base_path): Check in_template_context instead
1408 of in_template_function.
1409 (resolves_to_fixed_type_p): Likewise.
1410 * cp-tree.h (in_template_context): Define.
1411 (in_template_function): Remove.
1412 * decl.cc (cp_make_fname_decl): Check current_function_decl
1413 and in_template_context instead of in_template_function.
1414 * decl2.cc (mark_used): Check in_template_context instead of
1415 in_template_function.
1416 * pt.cc (in_template_function): Remove.
1417 * semantics.cc (enforce_access): Check in_template_context
1418 instead of current_template_parms directly.
1420 2023-06-03 Patrick Palka <ppalka@redhat.com>
1423 * mangle.cc (write_expression): Handle NOEXCEPT_EXPR.
1425 2023-06-02 Jason Merrill <jason@redhat.com>
1429 * call.cc (sfk_copy_or_move): New.
1430 (joust): Add tiebreaker for explicit conv and copy ctor.
1432 2023-06-02 Jason Merrill <jason@redhat.com>
1436 * call.cc (maybe_init_list_as_array): Set DECL_MERGEABLE.
1437 (convert_like_internal) [ck_list]: Set it.
1438 (set_up_extended_ref_temp): Copy it.
1439 * tree.cc (handle_no_unique_addr_attribute): Set it.
1441 2023-06-01 Jason Merrill <jason@redhat.com>
1443 * typeck2.cc (check_narrowing): Check flag_permissive.
1445 2023-05-30 Tobias Burnus <tobias@codesourcery.com>
1448 * parser.cc (cp_parser_oacc_all_clauses,
1449 cp_parser_omp_all_clauses): Improve error wording.
1451 2023-05-19 Andrew Pinski <apinski@marvell.com>
1454 * lang-specs.h ("@c++-header"): Add %w after
1456 ("@c++-system-header"): Likewise.
1457 ("@c++-user-header"): Likewise.
1459 2023-05-19 Patrick Palka <ppalka@redhat.com>
1461 * constraint.cc (normalize_concept_check): Avoid having to do
1462 two norm_cache lookups. Remove unnecessary early exit for an
1463 ill-formed concept definition.
1465 2023-05-19 Patrick Palka <ppalka@redhat.com>
1468 * pt.cc (lookup_and_finish_template_variable): Don't call
1469 convert_from_reference.
1470 (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Call
1471 convert_from_reference on the result of
1472 lookup_and_finish_template_variable.
1474 2023-05-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1476 * call.cc (promoted_arithmetic_type_p): Use _P defines from tree.h.
1477 (build_conditional_expr): Ditto.
1478 (convert_like_internal): Ditto.
1479 (convert_arg_to_ellipsis): Ditto.
1480 (build_over_call): Ditto.
1481 (compare_ics): Ditto.
1482 * class.cc (is_empty_base_ref): Ditto.
1483 * coroutines.cc (rewrite_param_uses): Ditto.
1484 * cp-tree.h (DECL_DISCRIMINATOR_P): Ditto.
1485 (ARITHMETIC_TYPE_P): Ditto.
1486 * cvt.cc (ocp_convert): Ditto.
1487 * cxx-pretty-print.cc (pp_cxx_template_argument_list): Ditto.
1488 * decl.cc (layout_var_decl): Ditto.
1489 (get_tuple_size): Ditto.
1490 * error.cc (dump_simple_decl): Ditto.
1491 * lambda.cc (start_lambda_scope): Ditto.
1492 * mangle.cc (write_template_arg): Ditto.
1493 * method.cc (spaceship_comp_cat): Ditto.
1494 * module.cc (node_template_info): Ditto.
1495 (trees_out::start): Ditto.
1496 (trees_out::decl_node): Ditto.
1497 (trees_in::read_var_def): Ditto.
1498 (set_instantiating_module): Ditto.
1499 * name-lookup.cc (maybe_record_mergeable_decl): Ditto.
1500 (consider_decl): Ditto.
1501 (maybe_add_fuzzy_decl): Ditto.
1502 * pt.cc (convert_nontype_argument): Ditto.
1503 * semantics.cc (handle_omp_array_sections_1): Ditto.
1504 (finish_omp_clauses): Ditto.
1505 (finish_omp_target_clauses_r): Ditto.
1506 (is_this_parameter): Ditto.
1507 * tree.cc (build_cplus_array_type): Ditto.
1508 (is_this_expression): Ditto.
1509 * typeck.cc (do_warn_enum_conversions): Ditto.
1510 * typeck2.cc (store_init_value): Ditto.
1511 (check_narrowing): Ditto.
1513 2023-05-17 Jakub Jelinek <jakub@redhat.com>
1516 * init.cc (build_zero_init_1): Don't initialize zero-width bitfields.
1517 For unions only initialize the first FIELD_DECL.
1519 2023-05-16 Marek Polacek <polacek@redhat.com>
1522 * typeck.cc (check_return_expr): In a template, return only after
1523 suppressing -Wdangling-reference.
1525 2023-05-16 Patrick Palka <ppalka@redhat.com>
1528 * call.cc (add_list_candidates): Check for invalid designated
1529 initialization sooner and even for types that have a list
1532 2023-05-11 Patrick Palka <ppalka@redhat.com>
1535 * typeck2.cc (poison_mutable_constructors): Define.
1536 (store_init_value): Use it instead of setting
1537 CONSTRUCTOR_MUTABLE_POISON directly.
1539 2023-05-11 Patrick Palka <ppalka@redhat.com>
1540 Jonathan Wakely <jwakely@redhat.com>
1545 * pt.cc (convert_nontype_argument_function): Remove linkage
1546 requirement for C++17 and later.
1547 (invalid_tparm_referent_p) <case ADDR_EXPR>: Restrict
1548 DECL_ARTIFICIAL rejection test to VAR_DECL.
1550 2023-05-10 Marek Polacek <polacek@redhat.com>
1553 * method.cc (build_trait_object): New.
1554 (assignable_expr): Use it.
1555 (ref_xes_from_temporary): Likewise.
1556 (is_convertible_helper): Likewise. Check FUNC_OR_METHOD_TYPE_P.
1558 2023-05-10 Jason Merrill <jason@redhat.com>
1560 * call.cc (convert_like_internal): Share ck_ref_bind handling
1561 between all bad conversions.
1563 2023-05-10 Jason Merrill <jason@redhat.com>
1566 * constexpr.cc (cxx_eval_outermost_constant_expr): Preserve
1568 (potential_constant_expression_1): Check TARGET_EXPR_ELIDING_P.
1569 * typeck2.cc (store_init_value): Diagnose constinit sooner.
1571 2023-05-10 Jason Merrill <jason@redhat.com>
1573 * constexpr.cc (cxx_eval_outermost_constant_expr): Always check
1574 for address of immediate fn.
1575 (maybe_constant_init_1): Evaluate PTRMEM_CST.
1577 2023-05-10 Jakub Jelinek <jakub@redhat.com>
1580 * parser.cc (cp_parser_std_attribute): For unknown attributes with
1581 arguments set TREE_VALUE (attribute) to error_mark_node after skipping
1582 the balanced tokens.
1583 (cp_parser_std_attribute_list): If ... is used after attribute without
1584 arguments, diagnose it and return error_mark_node. If
1585 TREE_VALUE (attribute) is error_mark_node, don't call
1586 make_pack_expansion nor return early error_mark_node.
1588 2023-05-09 Patrick Palka <ppalka@redhat.com>
1591 * constraint.cc (satisfaction_cache::satisfaction_cache): In the
1592 unexpected case of evaluating an atom for the first time noisily,
1593 remove the cache slot that we inserted.
1595 2023-05-09 Patrick Palka <ppalka@redhat.com>
1598 * parser.cc (cp_parser_class_specifier): Don't pass a class
1599 context to noexcept_override_late_checks.
1600 (noexcept_override_late_checks): Remove 'type' parameter
1601 and use DECL_CONTEXT of 'fndecl' instead.
1603 2023-05-09 Jakub Jelinek <jakub@redhat.com>
1606 * cp-gimplify.cc (process_stmt_assume_attribute): Diagnose pack
1607 expansion of assume attribute.
1609 2023-05-08 Patrick Palka <ppalka@redhat.com>
1613 * pt.cc (do_auto_deduction): Move up resolve_nondeduced_context
1614 calls to happen before do_class_deduction. Add some
1615 error_mark_node tests.
1617 2023-05-07 Patrick Palka <ppalka@redhat.com>
1620 * cxx-pretty-print.cc (cxx_pretty_printer::unary_expression)
1621 <case ALIGNOF_EXPR>: Consider ALIGNOF_EXPR_STD_P.
1622 * error.cc (dump_expr) <case ALIGNOF_EXPR>: Likewise.
1624 2023-05-07 Patrick Palka <ppalka@redhat.com>
1628 * decl.cc (decl_jump_unsafe): Return bool instead of int.
1629 Don't consider TYPE_HAS_NONTRIVIAL_DESTRUCTOR.
1630 (check_previous_goto_1): Simplify now that decl_jump_unsafe
1631 returns bool instead of int.
1632 (check_goto): Likewise.
1634 2023-05-07 Patrick Palka <ppalka@redhat.com>
1636 * pt.cc (instantiate_alias_template): Exit early upon
1637 error from coerce_template_parms. Remove dependence test
1638 guarding constraints_satisfied_p.
1640 2023-05-07 Patrick Palka <ppalka@redhat.com>
1642 * cp-tree.h (PLACEHOLDER_TYPE_CONSTRAINTS_INFO): Harden via
1643 TEMPLATE_TYPE_PARM_CHECK.
1644 (TPARMS_PRIMARY_TEMPLATE): Harden via TREE_VEC_CHECK.
1645 (TEMPLATE_TEMPLATE_PARM_TEMPLATE_DECL): Harden via
1646 TEMPLATE_TEMPLATE_PARM_CHECK.
1647 * cxx-pretty-print.cc (cxx_pretty_printer::simple_type_specifier):
1648 Guard PLACEHOLDER_TYPE_CONSTRAINTS access.
1649 * error.cc (dump_type) <case TEMPLATE_TYPE_PARM>: Use separate
1650 variable to store CLASS_PLACEHOLDER_TEMPLATE result.
1651 * pt.cc (outer_template_args): Use strip_innermost_template_args.
1652 (any_type_dependent_arguments_p): Exit early if
1653 !processing_template_decl. Use range-based for.
1654 (any_dependent_template_arguments_p): Likewise.
1656 2023-05-07 Patrick Palka <ppalka@redhat.com>
1659 * pt.cc (tsubst_copy_and_build) <case COMPONENT_REF>: Propagate
1660 REF_PARENTHESIZED_P more generally via force_paren_expr.
1661 * semantics.cc (force_paren_expr): Document default argument.
1663 2023-05-07 Patrick Palka <ppalka@redhat.com>
1666 * pt.cc (coerce_template_args_for_ttp): Mention we can hit the
1667 current_template_parms fallback when level-lowering a bound ttp.
1668 (tsubst_template_decl): Add lambda_tparms parameter. Prefer to
1669 use lambda_tparms instead of substituting DECL_TEMPLATE_PARMS.
1670 (tsubst_decl) <case TEMPLATE_DECL>: Pass NULL_TREE as lambda_tparms
1671 to tsubst_template_decl.
1672 (tsubst_lambda_expr): For a generic lambda, substitute
1673 DECL_TEMPLATE_PARMS and set current_template_parms to it
1674 before substituting the function type. Pass the substituted
1675 DECL_TEMPLATE_PARMS as lambda_tparms to tsubst_template_decl.
1677 2023-05-07 Patrick Palka <ppalka@redhat.com>
1680 * semantics.cc (enforce_access): Check current_template_parms
1681 instead of processing_template_decl when deciding whether to
1682 defer the access check.
1684 2023-05-07 Patrick Palka <ppalka@redhat.com>
1687 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>:
1688 Reorganize to call get_fns sooner. Remove special handling of
1689 the object argument of a non-static member function call. Remove
1690 dead store to 'fun'.
1692 2023-05-05 Jason Merrill <jason@redhat.com>
1695 2023-04-27 Jason Merrill <jason@redhat.com>
1698 * pt.cc (instantiate_decl): Assert !defer_ok for local
1701 2023-05-03 Jason Merrill <jason@redhat.com>
1705 * friend.cc (do_friend): Don't call check_explicit_specialization if
1706 DECL_TEMPLATE_INFO is already set.
1707 * decl2.cc (check_classfn): Set DECL_TEMPLATE_INFO.
1708 * name-lookup.cc (set_decl_namespace): Likewise.
1710 2023-05-03 Jakub Jelinek <jakub@redhat.com>
1712 * cp-gimplify.cc (cp_fold_data): Move definition earlier.
1713 (cp_gimplify_expr): Pass address of ff_genericize | ff_mce_false
1714 constructed data rather than &pset to cp_walk_tree with cp_fold_r.
1716 2023-05-03 Jason Merrill <jason@redhat.com>
1718 * pt.cc (reduce_template_parm_level): Fix comparison of
1719 template template parm to cached version.
1721 2023-05-02 Jason Merrill <jason@redhat.com>
1723 * pt.cc (instantiate_class_template): Skip the RECORD_TYPE
1724 of a class template.
1725 (tsubst_template_decl): Clear CLASSTYPE_USE_TEMPLATE.
1727 2023-05-02 Jason Merrill <jason@redhat.com>
1729 * name-lookup.cc (pop_from_top_level): Don't
1730 invalidate_class_lookup_cache.
1732 2023-05-02 Jason Merrill <jason@redhat.com>
1735 * cp-tree.h (lookup_base): Add offset parm.
1736 * constexpr.cc (cxx_fold_indirect_ref_1): Pass it.
1737 * search.cc (struct lookup_base_data_s): Add offset.
1738 (dfs_lookup_base): Handle it.
1739 (lookup_base): Pass it.
1741 2023-05-02 Jason Merrill <jason@redhat.com>
1744 * constexpr.cc (cxx_fold_indirect_ref_1): Handle empty base first.
1746 2023-05-01 Jason Merrill <jason@redhat.com>
1749 * name-lookup.cc (maybe_push_to_top_level)
1750 (maybe_pop_from_top_level): Split out...
1751 * pt.cc (instantiate_body): ...from here.
1752 * init.cc (maybe_instantiate_nsdmi_init): Use them.
1753 * name-lookup.h: Declare them..
1755 2023-04-28 Eugene Rozenfeld <erozen@microsoft.com>
1757 * Make-lang.in: Merge perf data collected when compiling cc1plus and runtime libraries
1759 2023-04-27 Jason Merrill <jason@redhat.com>
1761 * call.cc (print_conversion_rejection): Use iloc_sentinel.
1763 2023-04-27 Jason Merrill <jason@redhat.com>
1766 * pt.cc (instantiate_decl): Assert !defer_ok for local
1769 2023-04-26 Jason Merrill <jason@redhat.com>
1771 * init.cc (nsdmi_inst): Remove.
1772 (maybe_instantiate_nsdmi_init): Use DECL_INITIAL instead.
1774 2023-04-26 Jason Merrill <jason@redhat.com>
1777 * pt.cc (instantiate_class_template): Do partially instantiate.
1778 (tsubst_expr): Do call complete_type for partial instantiations.
1780 2023-04-26 Jason Merrill <jason@redhat.com>
1783 * pt.cc (regenerate_decl_from_template): Skip unique friends.
1785 2023-04-26 Patrick Palka <ppalka@redhat.com>
1787 * pt.cc (most_specialized_partial_spec): Exit early when
1788 DECL_TEMPLATE_SPECIALIZATIONS is empty. Move local variable
1789 declarations closer to their first use. Remove redundant
1790 flag_concepts test. Remove redundant forward declaration.
1792 2023-04-25 Patrick Palka <ppalka@redhat.com>
1795 * pt.cc (value_dependent_expression_p) <case VAR_DECL>:
1796 Suppress conservative early exit for reference variables
1797 when DECL_HAS_VALUE_EXPR_P.
1799 2023-04-25 Tobias Burnus <tobias@codesourcery.com>
1801 * parser.cc (cp_parser_omp_scan_loop_body): Handle
1802 zero exec statements before/after 'omp scan'.
1804 2023-04-24 Patrick Palka <ppalka@redhat.com>
1806 * cp-tree.h (cp_expr_location): Define here.
1807 * tree.cc (cp_expr_location): Don't define here.
1809 2023-04-21 Jason Merrill <jason@redhat.com>
1812 * decl.cc (grokdeclarator): Don't clear typedef_decl after 'unsigned
1813 typedef' pedwarn. Use c_common_signed_or_unsigned_type. Also
1814 handle 'signed typedef'.
1816 2023-04-21 Patrick Palka <ppalka@redhat.com>
1818 * tree.cc (cp_walk_subtrees): Avoid repeatedly dereferencing tp.
1819 <case DECLTYPE_TYPE>: Use cp_unevaluated and WALK_SUBTREE.
1820 <case ALIGNOF_EXPR etc>: Likewise.
1822 2023-04-20 Patrick Palka <ppalka@redhat.com>
1824 * pt.cc (tsubst) <case TEMPLATE_TYPE_PARM>: Don't recurse when
1825 level lowering a cv-qualified type template parameter. Remove
1826 recursive loop breaker in the level lowering case for constrained
1827 autos. Use the TEMPLATE_PARM_DESCENDANTS cache in this case as
1830 2023-04-20 Patrick Palka <ppalka@redhat.com>
1832 * constraint.cc (diagnose_trait_expr): Convert a TREE_VEC
1833 of arguments into a TREE_LIST for sake of pretty printing.
1834 * cxx-pretty-print.cc (pp_cxx_trait): Handle TREE_VEC
1835 instead of TREE_LIST of trailing variadic trait arguments.
1836 * method.cc (constructible_expr): Likewise.
1837 (is_xible_helper): Likewise.
1838 * parser.cc (cp_parser_trait): Represent trailing variadic trait
1839 arguments as a TREE_VEC instead of TREE_LIST.
1840 * pt.cc (value_dependent_expression_p): Handle TREE_VEC
1841 instead of TREE_LIST of trailing variadic trait arguments.
1842 * semantics.cc (finish_type_pack_element): Likewise.
1843 (check_trait_type): Likewise.
1845 2023-04-20 Patrick Palka <ppalka@redhat.com>
1847 * tree.cc (strip_typedefs): Move TREE_LIST handling to
1848 strip_typedefs_expr. Dispatch to strip_typedefs_expr for
1850 <case TYPENAME_TYPE>: Remove manual dispatching to
1851 strip_typedefs_expr.
1852 <case TRAIT_TYPE>: Likewise.
1853 (strip_typedefs_expr): Replaces calls to strip_typedefs_expr
1854 with strip_typedefs throughout. Don't dispatch to strip_typedefs
1856 <case TREE_LIST>: Replace this with the better version from
1859 2023-04-19 Patrick Palka <ppalka@redhat.com>
1860 Jonathan Wakely <jwakely@redhat.com>
1863 * cp-trait.def (TYPE_PACK_ELEMENT): Define.
1864 * cp-tree.h (finish_trait_type): Add complain parameter.
1865 * cxx-pretty-print.cc (pp_cxx_trait): Handle
1866 CPTK_TYPE_PACK_ELEMENT.
1867 * parser.cc (cp_parser_constant_expression): Document default
1869 (cp_parser_trait): Handle CPTK_TYPE_PACK_ELEMENT. Pass
1870 tf_warning_or_error to finish_trait_type.
1871 * pt.cc (tsubst) <case TRAIT_TYPE>: Handle non-type first
1872 argument. Pass complain to finish_trait_type.
1873 * semantics.cc (finish_type_pack_element): Define.
1874 (finish_trait_type): Add complain parameter. Handle
1875 CPTK_TYPE_PACK_ELEMENT.
1876 * tree.cc (strip_typedefs): Handle non-type first argument.
1877 Pass tf_warning_or_error to finish_trait_type.
1878 * typeck.cc (structural_comptypes) <case TRAIT_TYPE>: Use
1879 cp_tree_equal instead of same_type_p for the first argument.
1881 2023-04-19 Patrick Palka <ppalka@redhat.com>
1884 * pt.cc (try_class_unification): Don't ggc_free the copy of
1887 2023-04-19 Jason Merrill <jason@redhat.com>
1890 * decl.cc (grokdeclarator): Keep typedef_decl for __int128_t.
1892 2023-04-17 Patrick Palka <ppalka@redhat.com>
1895 * pt.cc (tsubst) <case BOUND_TEMPLATE_TEMPLATE_PARM>:
1896 In the level-lowering case just use lookup_template_class
1897 to rebuild the bound ttp.
1899 2023-04-15 Jason Merrill <jason@redhat.com>
1902 * constexpr.cc (cxx_eval_constant_expression) [TARGET_EXPR]:
1903 Check for complex initializer.
1905 2023-04-13 Patrick Palka <ppalka@redhat.com>
1908 * decl.cc (make_typename_type): Also ignore non-types during the
1909 lookup if tag_type corresponds to an elaborated-type-specifier.
1910 * pt.cc (tsubst) <case TYPENAME_TYPE>: Pass class_type or
1911 enum_type as tag_type to make_typename_type accordingly instead
1912 of always passing typename_type.
1914 2023-04-13 Jason Merrill <jason@redhat.com>
1917 * semantics.cc (check_trait_type): Handle incomplete type directly.
1918 * typeck2.cc (cxx_incomplete_type_diagnostic): Remove assert.
1920 2023-04-13 Jason Merrill <jason@redhat.com>
1922 * typeck2.cc (cxx_incomplete_type_diagnostic): Return bool.
1923 * cp-tree.h (cxx_incomplete_type_diagnostic): Adjust.
1925 2023-04-12 Jakub Jelinek <jakub@redhat.com>
1927 * Make-lang.in (s-cp-module-version): New target.
1928 (cp/module.o): Depend on it.
1929 (MODULE_VERSION): Remove variable.
1930 (CFLAGS-cp/module.o): For -DMODULE_VERSION= argument just
1931 cat s-cp-module-version.
1933 2023-04-09 Iain Sandoe <iain@sandoe.co.uk>
1935 * coroutines.cc (coro_rewrite_function_body): Ensure that added
1936 bind expressions have scope blocks.
1938 2023-04-04 Jason Merrill <jason@redhat.com>
1941 * decl2.cc (find_last_decl): Return early if DECL_USE_TEMPLATE.
1943 2023-04-03 Patrick Palka <ppalka@redhat.com>
1946 * decl.cc (cp_finish_decl): Diagnose ordinary auto deduction
1947 with no initializer, instead of asserting.
1949 2023-04-01 Patrick Palka <ppalka@redhat.com>
1952 * cp-tree.h (do_auto_deduction): Add defaulted tmpl parameter.
1953 * pt.cc (convert_template_argument): Pass 'in_decl' as 'tmpl' to
1955 (tsubst_decl) <case VAR_/TYPE_DECL>: Pass 'tmpl' instead of 't' as
1956 'in_decl' to coerce_template_parms.
1957 (unify) <case TEMPLATE_PARM_INDEX>: Pass TPARMS_PRIMARY_TEMPLATE
1958 as 'tmpl' to do_auto_deduction.
1959 (do_auto_deduction): Document default arguments. Rename local
1960 variable 'tmpl' to 'ctmpl'. Use 'tmpl' to obtain a full set of
1961 template arguments for satisfaction in the adc_unify case.
1963 2023-04-01 Patrick Palka <ppalka@redhat.com>
1967 * pt.cc (invalid_tparm_referent_p): Accept ADDR_EXPR of
1969 (instantiate_class_template): Call mark_template_arguments_used.
1970 (tsubst_copy_and_build) <case CALL_EXPR>: Revert r13-995 change.
1971 (mark_template_arguments_used): Define.
1972 (instantiate_body): Call mark_template_arguments_used.
1974 2023-04-01 Iain Sandoe <iain@sandoe.co.uk>
1977 * coroutines.cc (flatten_await_stmt): Use the current count of
1978 promoted temporaries to build a unique name for the frame entries.
1980 2023-03-30 Jason Merrill <jason@redhat.com>
1983 * search.cc (type_context_for_name_lookup): New.
1984 (accessible_p): Handle anonymous union.
1985 * init.cc (maybe_instantiate_nsdmi_init): Use
1986 type_context_for_name_lookup.
1987 * parser.cc (cp_parser_class_specifier): Likewise.
1988 * cp-tree.h (type_context_for_name_lookup): Declare.
1990 2023-03-30 Jason Merrill <jason@redhat.com>
1993 * pt.cc (unify) [FUNCTION_TYPE]: Handle function pointer
1996 2023-03-30 Jakub Jelinek <jakub@redhat.com>
1999 * decl2.cc (grok_array_decl): After emitting a pedwarn for
2000 -Wcomma-subscript, if processing_template_decl set orig_index_exp
2001 to compound expr from orig_index_exp_list.
2003 2023-03-30 Jason Merrill <jason@redhat.com>
2007 * decl2.cc (record_mangling): Use symtab_node::reset.
2009 2023-03-30 Jakub Jelinek <jakub@redhat.com>
2012 * call.cc (convert_like_internal): If pedwarn for extended float
2013 type conversions doesn't report anything, avoid calling
2014 maybe_inform_about_fndecl_for_bogus_argument_init.
2016 2023-03-29 Jason Merrill <jason@redhat.com>
2020 * pt.cc (alias_ctad_tweaks): Rewrite deduced args.
2021 (type_targs_deducible_from): Handle null pack deduction.
2023 2023-03-28 David Malcolm <dmalcolm@redhat.com>
2026 * parser.cc (cp_parser_binary_expression): Update for new param of
2027 check_for_xor_used_as_pow.
2029 2023-03-28 Jakub Jelinek <jakub@redhat.com>
2032 * contracts.cc: Include intl.h.
2033 (check_postcondition_result): Don't form diagnostics from two halves
2034 of an English message to allow translations.
2036 2023-03-24 Patrick Palka <ppalka@redhat.com>
2039 * parser.cc (cp_parser_class_specifier): Clear current_class_ptr
2040 and current_class_ref sooner, before parsing a class definition.
2042 2023-03-24 Jason Merrill <jason@redhat.com>
2045 * pt.cc (type_unification_real): Adjust for partial ordering.
2047 2023-03-23 Jason Merrill <jason@redhat.com>
2050 * typeck.cc (build_ptrmemfunc): Drop 0-offset optimization
2051 and location wrappers.
2053 2023-03-23 Marek Polacek <polacek@redhat.com>
2056 * call.cc (class_has_reference_member_p): New.
2057 (class_has_reference_member_p_r): New.
2058 (reference_like_class_p): Don't look for a specific constructor.
2059 Use a DFS walk with class_has_reference_member_p_r.
2061 2023-03-23 Jason Merrill <jason@redhat.com>
2064 * pt.cc (find_parameter_packs_r): Handle null TREE_BINFO.
2066 2023-03-22 Jason Merrill <jason@redhat.com>
2069 * pt.cc (unify): Use fold of build_nop instead of fold_convert.
2071 2023-03-22 Jason Merrill <jason@redhat.com>
2074 * semantics.cc (finish_id_expression_1): Check scope before
2075 returning id_expression.
2077 2023-03-22 Alex Coplan <alex.coplan@arm.com>
2080 * call.cc (build_over_call): Use make_temp_override to suppress
2081 both unavailable and deprecated warnings when calling
2084 2023-03-21 Jason Merrill <jason@redhat.com>
2087 * init.cc (maybe_instantiate_nsdmi_init): Don't leave
2088 current_function_decl set to a constructor.
2090 2023-03-20 Marek Polacek <polacek@redhat.com>
2093 * call.cc (add_template_candidate_real): Add explicit decls to the
2094 set of candidates when the initializer is a braced-init-list.
2096 2023-03-20 Jakub Jelinek <jakub@redhat.com>
2099 * cp-tree.h (var_needs_tls_wrapper): Declare.
2100 * decl2.cc (var_needs_tls_wrapper): No longer static.
2101 * decl.cc (cp_finish_decl): Clear TREE_READONLY on TLS variables
2102 for which a TLS wrapper will be needed.
2104 2023-03-17 Jason Merrill <jason@redhat.com>
2107 * lambda.cc (prune_lambda_captures): Don't bother in a template.
2109 2023-03-17 Jason Merrill <jason@redhat.com>
2112 * except.cc (build_throw): Check dtor access.
2114 2023-03-17 Jason Merrill <jason@redhat.com>
2117 * friend.cc (do_friend): Handle namespace as scope argument.
2118 * decl.cc (grokdeclarator): Pass down in_namespace.
2120 2023-03-16 Jason Merrill <jason@redhat.com>
2123 * init.cc (get_nsdmi): Split out...
2124 (maybe_instantiate_nsdmi_init): ...this function.
2125 * cp-tree.h: Declare it.
2126 * pt.cc (tsubst_expr): Use it.
2128 2023-03-16 Jason Merrill <jason@redhat.com>
2131 * pt.cc (tsubst_expr) [TAG_DEFN]: Handle partial instantiation.
2133 2023-03-16 Jason Merrill <jason@redhat.com>
2136 * semantics.cc (finish_qualified_id_expr): Don't try to build a
2137 pointer-to-member if the scope is an enumeration.
2139 2023-03-16 Patrick Palka <ppalka@redhat.com>
2142 * constexpr.cc (maybe_constant_init_1): For an unevaluated
2143 non-manifestly-constant operand, don't constant evaluate
2144 and instead call fold_to_constant as in maybe_constant_value.
2146 2023-03-16 Patrick Palka <ppalka@redhat.com>
2149 * constraint.cc (satisfaction_cache::get): Relax overly strict
2150 checking assert in the constraint recursion case.
2152 2023-03-16 Jason Merrill <jason@redhat.com>
2155 * coroutines.cc (build_co_await): Handle lvalue 'o'.
2157 2023-03-15 Jason Merrill <jason@redhat.com>
2161 * typeck.cc (cp_build_modify_expr): Allow array initialization of
2162 DECL_ARTIFICIAL variable.
2164 2023-03-15 Marek Polacek <polacek@redhat.com>
2167 * constexpr.cc (cxx_eval_store_expression): Strip location wrappers.
2169 2023-03-15 Jason Merrill <jason@redhat.com>
2172 * semantics.cc (check_template_template_default_arg): Check
2173 maybe_get_template_decl_from_type_decl.
2175 2023-03-15 Jason Merrill <jason@redhat.com>
2180 * pt.cc (coerce_template_template_parms): Use args from
2181 DECL_CONTEXT (arg_tmpl) instead of outer_args.
2183 2023-03-15 Jason Merrill <jason@redhat.com>
2186 * pt.cc (coerce_template_template_parms): Take the arg and parm
2188 (coerce_template_template_parm): Adjust.
2189 (template_template_parm_bindings_ok_p): Adjust.
2190 (convert_template_argument): Adjust.
2192 2023-03-14 Patrick Palka <ppalka@redhat.com>
2195 * pt.cc (push_inline_template_parms_recursive): Set
2196 TEMPLATE_PARMS_CONSTRAINTS.
2197 (push_template_decl): For an out-of-line declaration, verify
2198 constraints for each enclosing template scope match those of the
2199 original template declaratation.
2201 2023-03-14 Patrick Palka <ppalka@redhat.com>
2204 * pt.cc (redeclare_class_template): Add missing "of" in
2205 constraint mismatch diagnostic.
2206 (tsubst_friend_class): For an already declared class template,
2207 substitute and pass the friend declaration's constraints to
2208 redeclare_class_template instead of passing the existing
2209 template's constraints.
2211 2023-03-14 Jason Merrill <jason@redhat.com>
2214 * pt.cc (unify_pack_expansion): Check that TPARMS_PRIMARY_TEMPLATE
2217 2023-03-14 Jason Merrill <jason@redhat.com>
2220 * cp-gimplify.cc (genericize_if_stmt): Restore folding
2221 of constant conditions.
2223 2023-03-14 Jakub Jelinek <jakub@redhat.com>
2226 * tree.cc (record_has_unique_obj_representations): Ignore unnamed
2229 2023-03-13 Jason Merrill <jason@redhat.com>
2232 * parser.cc (cp_parser_set_decl_spec_type): Use
2233 redefined_builtin_type for extended_float_type_p.
2235 2023-03-13 Marek Polacek <polacek@redhat.com>
2238 * call.cc (reference_like_class_p): Check for std::span.
2240 2023-03-10 Jakub Jelinek <jakub@redhat.com>
2243 * decl.cc (cp_finish_decl): Don't clear TREE_READONLY on
2244 automatic non-aggregate variables just because of
2245 -fmerge-all-constants.
2247 2023-03-10 Jakub Jelinek <jakub@redhat.com>
2250 * class.cc (end_of_class): For bit-fields, instead of computing
2251 offset as sum of byte_position (field) and DECL_SIZE_UNIT (field),
2252 compute it as sum of bit_position (field) and DECL_SIZE (field)
2253 divided by BITS_PER_UNIT rounded up.
2255 2023-03-10 Jason Merrill <jason@redhat.com>
2258 * lambda.cc (compare_lambda_template_head): Check more
2259 for error_mark_node.
2261 2023-03-10 Jason Merrill <jason@redhat.com>
2264 * mangle.cc (anon_aggr_naming_decl): New.
2265 (write_unqualified_name): Use it.
2267 2023-03-10 Jakub Jelinek <jakub@redhat.com>
2270 * decl.cc (poplevel): Suppress OPT_Wunused_variable warning
2271 after diagnosing it.
2273 2023-03-10 Jason Merrill <jason@redhat.com>
2276 * decl.cc (grokdeclarator): Handle non-typedef typedef_decl.
2278 2023-03-10 Jason Merrill <jason@redhat.com>
2281 * class.cc (instantiate_type): Strip location wrapper.
2283 2023-03-09 Jason Merrill <jason@redhat.com>
2286 * init.cc (find_allocator_temps_r): New.
2287 (combine_allocator_temps): Replace find_allocator_temp.
2288 (build_vec_init): Adjust.
2290 2023-03-09 Jason Merrill <jason@redhat.com>
2294 * pt.cc (alias_ctad_tweaks): Continue after deduction failure.
2296 2023-03-09 Jason Merrill <jason@redhat.com>
2297 Michael Spertus <mike@spertus.com>
2300 * pt.cc (corresponding_template_parameter_list): Split out...
2301 (corresponding_template_parameter): ...from here.
2302 (find_template_parameters): Factor out...
2303 (find_template_parameter_info::find_in): ...this function.
2304 (find_template_parameter_info::find_in_recursive): New.
2305 (find_template_parameter_info::found): New.
2306 (alias_ctad_tweaks): Only add parms used in the deduced args.
2308 2023-03-09 Jason Merrill <jason@redhat.com>
2310 * cp-trait.def (IS_DEDUCIBLE): Add space to name.
2312 2023-03-09 Jason Merrill <jason@redhat.com>
2315 * cp-trait.def (IS_DEDUCIBLE): New.
2316 * cxx-pretty-print.cc (pp_cxx_trait): Handle non-type.
2317 * parser.cc (cp_parser_trait): Likewise.
2318 * tree.cc (cp_tree_equal): Likewise.
2319 * pt.cc (tsubst_copy_and_build): Likewise.
2320 (type_targs_deducible_from): New.
2321 (alias_ctad_tweaks): Use it.
2322 * semantics.cc (trait_expr_value): Handle CPTK_IS_DEDUCIBLE.
2323 (finish_trait_expr): Likewise.
2324 * constraint.cc (diagnose_trait_expr): Likewise.
2325 * cp-tree.h (type_targs_deducible_from): Declare.
2327 2023-03-07 Jason Merrill <jason@redhat.com>
2331 * pt.cc (tsubst_function_decl): Don't replace the closure
2332 parameter if DECL_STATIC_FUNCTION_P.
2334 2023-03-07 Marek Polacek <polacek@redhat.com>
2337 * call.cc (reference_like_class_p): New.
2338 (do_warn_dangling_reference): Add new bool parameter. See through
2339 reference_like_class_p.
2341 2023-03-07 Jakub Jelinek <jakub@redhat.com>
2344 * rtti.cc (emit_support_tinfo_1): Don't assert that last
2345 unemitted_tinfo_decls element is tinfo, instead pop from it only in
2347 * decl2.cc (c_parse_final_cleanups): Don't call emit_tinfo_decl
2348 for unemitted_tinfO_decls which have already non-NULL DECL_INITIAL.
2350 2023-03-07 Marek Polacek <polacek@redhat.com>
2353 * constexpr.cc (cxx_eval_call_expression): Relax assert.
2355 2023-03-07 Marek Polacek <polacek@redhat.com>
2358 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>: Pass
2359 'any' when recursing on a VAR_DECL and not a pointer to function.
2361 2023-03-04 Jakub Jelinek <jakub@redhat.com>
2364 * constexpr.cc: Include toplev.h.
2365 (cxx_eval_constant_expression) <case DECL_EXPR>: When seeing a local
2366 static initialized by constant expression outside of a constexpr
2367 function which has been deferred by make_rtl_for_nonlocal_decl,
2368 call rest_of_decl_compilation on it.
2370 2023-03-03 Patrick Palka <ppalka@redhat.com>
2373 * pt.cc (el_data::skipped_trees): New data member.
2374 (extract_locals_r): Push to skipped_trees any unevaluated
2375 contexts that we skipped over.
2376 (extract_local_specs): For the second walk, start from each
2377 tree in skipped_trees.
2379 2023-03-03 Alexandre Oliva <oliva@adacore.com>
2381 * typeck.cc (cp_build_binary_op): Suppress redundant warning
2382 for pfn null test in pmfn test with vbit-in-delta.
2384 2023-03-02 Jakub Jelinek <jakub@redhat.com>
2387 * cp-tree.h (enum cp_tree_index): Remove CPTI_FALLBACK_DFLOAT*_TYPE
2389 (fallback_dfloat32_type, fallback_dfloat64_type,
2390 fallback_dfloat128_type): Remove.
2391 * rtti.cc (emit_support_tinfo_1): If not emitted already, call
2392 emit_tinfo_decl and remove from unemitted_tinfo_decls right away.
2393 (emit_support_tinfos): Move &dfloat*_type_node from fundamentals array
2394 into new fundamentals_with_fallback array. Call emit_support_tinfo_1
2395 on elements of that array too, with the difference that if
2396 the type is NULL, use a fallback REAL_TYPE for it temporarily.
2397 Drop the !targetm.decimal_float_supported_p () handling. Call
2398 targetm.emit_support_tinfos at the end.
2399 * mangle.cc (write_builtin_type): Remove references to
2400 fallback_dfloat*_type. Handle bfloat16_type_node mangling.
2402 2023-03-02 Patrick Palka <ppalka@redhat.com>
2406 * cp-gimplify.cc (cp_fully_fold): Add an internal overload that
2407 additionally takes and propagate an mce_value parameter, and
2408 define the existing public overload in terms of it.
2409 (cp_fully_fold_init): Pass mce_false to cp_fully_fold.
2411 2023-03-02 Patrick Palka <ppalka@redhat.com>
2414 * constexpr.cc (maybe_constant_init_1): Override
2415 manifestly_const_eval to true if is_static.
2417 2023-03-02 Jakub Jelinek <jakub@redhat.com>
2420 * cp-gimplify.cc (cp_genericize_r) <case USING_STMT>: Set
2421 DECL_SOURCE_LOCATION on IMPORTED_DECL to expression location
2422 of USING_STMT or input_location.
2424 2023-03-02 Marek Polacek <polacek@redhat.com>
2427 * parser.cc (class_decl_loc_t::diag_mismatched_tags): If the first
2428 lookup of SPEC didn't find anything, try to look for
2429 most_general_template.
2431 2023-03-02 Jakub Jelinek <jakub@redhat.com>
2434 * parser.cc (cp_convert_omp_range_for): Allow in assert
2435 decomp_first_name without DECL_HAS_VALUE_EXPR_P if it has
2436 error_mark_node type.
2437 (cp_finish_omp_range_for): Don't set DECL_HAS_VALUE_EXPR_P back
2438 on decls which have error_mark_node type.
2440 2023-03-01 Marek Polacek <polacek@redhat.com>
2443 * constexpr.cc (cxx_eval_constant_expression): Emit an error when
2444 a PTRMEM_CST cannot be evaluated.
2446 2023-03-01 Patrick Palka <ppalka@redhat.com>
2448 * pt.cc (tsubst_scope): Define.
2449 (tsubst_decl) <case USING_DECL>: Call tsubst_scope instead of
2450 calling tsubst_scope with tf_qualifying_scope set.
2451 (tsubst_qualified_id): Call tsubst_scope instead of
2452 calling tsubst with tf_qualifying_scope set.
2453 (tsubst_copy): Immediately delegate to tsubst for all TYPE_P
2454 trees. Remove tf_qualifying_scope manipulation.
2455 <case SCOPE_REF>: Call tsubst_scope instead of calling
2456 tsubst with tf_qualifying_scope set.
2458 2023-03-01 Patrick Palka <ppalka@redhat.com>
2459 Jason Merrill <jason@redhat.com>
2463 * constexpr.cc (fold_to_constant): Define.
2464 (maybe_constant_value): Move up early exit test for unevaluated
2465 operands. Try reducing an unevaluated operand to a constant via
2467 (fold_non_dependent_expr_template): Add early exit test for
2468 CONSTANT_CLASS_P nodes. Try reducing an unevaluated operand
2469 to a constant via fold_to_constant.
2470 * cp-tree.h (fold_to_constant): Declare.
2472 2023-03-01 Jakub Jelinek <jakub@redhat.com>
2475 * constexpr.cc (potential_constant_expression_1) <case DECL_EXPR>:
2476 Only recurse on DECL_INITIAL (tmp) if tmp is a VAR_DECL, otherwise
2479 2023-02-28 Patrick Palka <ppalka@redhat.com>
2482 * pt.cc (finish_template_variable): Move dependence check
2484 (lookup_and_finish_template_variable): ... here.
2485 * semantics.cc (finish_id_expression_1): Call
2486 finish_template_variable sooner, before (and regardless of) the
2487 type_dependent_expression_p test.
2489 2023-02-28 Marek Polacek <polacek@redhat.com>
2492 * pt.cc (lookup_and_finish_template_variable): Clear tf_partial.
2494 2023-02-20 Marek Polacek <polacek@redhat.com>
2497 * constexpr.cc (cxx_eval_call_expression): Replace shortcutting trivial
2498 constructor/op= with a checking assert.
2500 2023-02-20 Marek Polacek <polacek@redhat.com>
2503 * pt.cc (prepend_one_capture): Set LAMBDA_CAPTURE_EXPLICIT_P.
2504 (tsubst_lambda_expr): Pass LAMBDA_CAPTURE_EXPLICIT_P to
2505 prepend_one_capture.
2507 2023-02-18 Jason Merrill <jason@redhat.com>
2517 * semantics.cc (finish_static_assert): Don't diagnose in
2520 2023-02-17 Patrick Palka <ppalka@redhat.com>
2524 * cp-gimplify.cc (enum fold_flags): Define.
2525 (fold_flags_t): Declare.
2526 (cp_fold_data::genericize): Replace this data member with ...
2527 (cp_fold_data::fold_flags): ... this.
2528 (cp_fold_r): Adjust use of cp_fold_data and calls to cp_fold.
2529 (cp_fold_function): Likewise.
2530 (cp_fold_maybe_rvalue): Add an internal overload that
2531 additionally takes and propagates a fold_flags_t parameter, and
2532 define the existing public overload in terms of it.
2533 (cp_fold_rvalue): Likewise.
2534 (cp_fully_fold_init): Adjust use of cp_fold_data.
2535 (fold_cache): Replace with ...
2536 (fold_caches): ... this 2-element array of caches.
2537 (get_fold_cache): Define.
2538 (clear_fold_cache): Adjust.
2539 (cp_fold): Add fold_flags_t parameter. Use get_fold_cache.
2540 Pass flags to calls to cp_fold, cp_fold_rvalue and
2541 cp_fold_maybe_rvalue.
2542 <case CALL_EXPR>: If ff_mce_false is set, fold
2543 __builtin_is_constant_evaluated to false and pass mce_false to
2544 maybe_constant_value.
2546 2023-02-17 Patrick Palka <ppalka@redhat.com>
2548 * constexpr.cc (constexpr_call::manifestly_const_eval): Give
2549 it type int instead of bool.
2550 (constexpr_ctx::manifestly_const_eval): Give it type mce_value
2552 (cxx_eval_builtin_function_call): Adjust after making
2553 manifestly_const_eval tri-state.
2554 (cxx_eval_call_expression): Likewise.
2555 (cxx_eval_binary_expression): Likewise.
2556 (cxx_eval_conditional_expression): Likewise.
2557 (cxx_eval_constant_expression): Likewise.
2558 (cxx_eval_outermost_constant_expr): Likewise.
2559 (cxx_constant_value): Likewise.
2560 (cxx_constant_dtor): Likewise.
2561 (maybe_constant_value): Give manifestly_const_eval parameter
2562 type mce_value instead of bool and adjust accordingly.
2563 (fold_non_dependent_expr_template): Adjust call
2564 to cxx_eval_outermost_constant_expr.
2565 (fold_non_dependent_expr): Likewise.
2566 (maybe_constant_init_1): Likewise.
2567 * constraint.cc (satisfy_atom): Adjust call to
2568 maybe_constant_value.
2569 * cp-tree.h (enum class mce_value): Define.
2570 (maybe_constant_value): Adjust manifestly_const_eval parameter
2571 type and default argument.
2572 * decl.cc (compute_array_index_type_loc): Adjust call to
2573 maybe_constant_value.
2574 * pt.cc (convert_nontype_argument): Likewise.
2576 2023-02-16 Patrick Palka <ppalka@redhat.com>
2579 * cp-tree.h (enum tsubst_flags): New flag tf_qualifying_scope.
2580 * decl.cc (make_typename_type): Use lookup_member instead of
2581 lookup_field. If tf_qualifying_scope is set, pass want_type=true
2582 instead of =false to lookup_member. Generalize format specifier
2583 in diagnostic to handle both type and non-type bindings.
2584 * pt.cc (tsubst_aggr_type_1): Clear tf_qualifying_scope. Tidy
2586 (tsubst_decl) <case USING_DECL>: Set tf_qualifying_scope when
2587 substituting USING_DECL_SCOPE.
2588 (tsubst): Clear tf_qualifying_scope right away and remember if
2589 it was set. Do the same for tf_tst_ok sooner.
2590 <case TYPENAME_TYPE>: Set tf_qualifying_scope when substituting
2591 TYPE_CONTEXT. Pass tf_qualifying_scope to make_typename_type
2593 (tsubst_qualified_id): Set tf_qualifying_scope when substituting
2595 (tsubst_copy): Clear tf_qualifying_scope and remember if it was
2597 <case SCOPE_REF>: Set tf_qualifying_scope when substituting the
2599 <case *_TYPE>: Pass tf_qualifying_scope to tsubst if it was set.
2600 * search.cc (lookup_member): Document default argument.
2602 2023-02-16 Patrick Palka <ppalka@redhat.com>
2604 * cp-tree.h: Mechanically drop static from static inline
2605 functions via s/^static inline/inline/g.
2607 2023-02-15 Marek Polacek <polacek@redhat.com>
2610 * call.cc (joust_maybe_elide_copy): Return false for ck_ambig.
2612 2023-02-10 Marek Polacek <polacek@redhat.com>
2615 * call.cc (set_up_extended_ref_temp): Pass var to maybe_constant_init.
2617 2023-02-09 Tobias Burnus <tobias@codesourcery.com>
2619 * parser.cc (cp_parser_omp_allocate): Parse align
2620 clause and check for restrictions.
2622 2023-02-09 Jakub Jelinek <jakub@redhat.com>
2625 * mangle.cc (write_expression, write_template_arg): Handle
2626 EXCESS_PRECISION_EXPR with REAL_CST operand as
2627 write_template_arg_literal on fold_convert of the REAL_CST
2628 to EXCESS_PRECISION_EXPR type.
2630 2023-02-06 Patrick Palka <ppalka@redhat.com>
2633 * cp-tree.h (call_expr_dependent_name): Declare.
2634 * pt.cc (iterative_hash_template_arg) <case CALL_EXPR>: Use
2635 call_expr_dependent_name instead of dependent_name.
2636 * tree.cc (call_expr_dependent_name): Define.
2637 (called_fns_equal): Adjust to take two CALL_EXPRs instead of
2638 CALL_EXPR_FNs thereof. Use call_expr_dependent_name instead
2640 (cp_tree_equal) <case CALL_EXPR>: Adjust call to called_fns_equal.
2642 2023-02-03 Marek Polacek <polacek@redhat.com>
2645 * constexpr.cc (cxx_eval_array_reference): Don't replace
2648 2023-02-03 Patrick Palka <ppalka@redhat.com>
2651 * semantics.cc (finish_call_expr): Strip ADDR_EXPR from
2652 the selected callee during overload set pruning.
2654 2023-02-03 Patrick Palka <ppalka@redhat.com>
2657 * class.cc (check_methods): Diagnose an unviable OVERLOAD
2658 set for CLASSTYPE_DESTRUCTOR differently from an ambiguous one.
2659 Then prune the OVERLOAD to a single function.
2660 (check_bases_and_members): Handle CLASSTYPE_DESTRUCTOR being
2661 an OVERLOAD when calling deduce_noexcept_on_destructor.
2662 Document why it has to be called before check_methods.
2664 2023-02-03 Patrick Palka <ppalka@redhat.com>
2667 * class.cc (check_methods): Swap order of constraints_satisfied_p
2668 and copy/move_fn_p tests.
2670 2023-02-01 Marek Polacek <polacek@redhat.com>
2673 * call.cc (build_new_op): Don't call warn_logical_operator when
2674 processing a template.
2676 2023-02-01 Jakub Jelinek <jakub@redhat.com>
2679 * constexpr.cc (cxx_eval_constant_expression): Handle OMP_*
2680 and OACC_* constructs as non-constant.
2681 (potential_constant_expression_1): Handle OMP_SCAN and OMP_SCOPE.
2683 2023-02-01 Jason Merrill <jason@redhat.com>
2685 * class.cc (note_name_declared_in_class): Change from permerror to
2686 -Wchanges-meaning pedwarn, forcing -pedantic-errors for most cases.
2688 2023-01-31 Jason Merrill <jason@redhat.com>
2691 * cp-gimplify.cc (any_non_eliding_target_exprs): New.
2692 (cp_genericize_init): Check it.
2694 2023-01-31 Marek Polacek <polacek@redhat.com>
2698 * cp-tree.h (instantiation_dependent_expression_p): Don't
2701 2023-01-26 Marek Polacek <polacek@redhat.com>
2704 * parser.cc: Remove unnecessary forward declarations.
2705 (cp_parser_string_literal): New wrapper.
2706 (cp_parser_string_literal_common): Renamed from
2707 cp_parser_string_literal. Add a bool parameter. Give an error when
2708 UDLs are not permitted.
2709 (cp_parser_userdef_string_literal): New wrapper.
2710 (finish_userdef_string_literal): Renamed from
2711 cp_parser_userdef_string_literal.
2712 (cp_parser_primary_expression): Call cp_parser_userdef_string_literal
2713 instead of cp_parser_string_literal.
2714 (cp_parser_linkage_specification): Move a variable declaration closer
2716 (cp_parser_static_assert): Likewise.
2717 (cp_parser_operator): Call cp_parser_userdef_string_literal instead of
2718 cp_parser_string_literal.
2719 (cp_parser_asm_definition): Move a variable declaration closer to its
2721 (cp_parser_asm_specification_opt): Move variable declarations closer to
2723 (cp_parser_asm_operand_list): Likewise.
2724 (cp_parser_asm_clobber_list): Likewise.
2726 2023-01-26 Jakub Jelinek <jakub@redhat.com>
2729 * parser.cc (cp_convert_omp_range_for): If cp_finish_decomp has been
2730 called in !processing_template_decl with processing_template_decl
2731 temporarily set, clear DECL_HAS_VALUE_EXPR_P on the vars temporarily.
2732 (cp_finish_omp_range_for): And set it back again here.
2734 2023-01-25 Jakub Jelinek <jakub@redhat.com>
2737 * mangle.cc (write_closure_type_name): Don't assume all
2738 lambda operator() fns are methods.
2740 2023-01-24 Jason Merrill <jason@redhat.com>
2743 * parser.cc (cp_lexer_new_main): Pass C_LEX_STRING_NO_JOIN for first
2746 2023-01-24 Jason Merrill <jason@redhat.com>
2749 * pt.cc (tsubst_function_decl): Handle static lambda.
2751 2023-01-24 Jakub Jelinek <jakub@redhat.com>
2754 * cp-gimplify.cc (cp_fold_r): Revert 2023-01-19 changes.
2756 2023-01-24 Jason Merrill <jason@redhat.com>
2760 * cp-gimplify.cc (cp_fold_r) [TARGET_EXPR]: In case of double
2761 TARGET_EXPR, keep the outer one instead of the inner one.
2762 (maybe_replace_decl): New.
2764 2023-01-23 Jason Merrill <jason@redhat.com>
2767 * cp-gimplify.cc (cp_gimplify_init_expr): Allow unexpected elision
2770 2023-01-23 Marek Polacek <polacek@redhat.com>
2773 * cvt.cc (ocp_convert): copy_warning when creating a new
2775 * init.cc (build_new_1): Suppress -Wunused-value on
2776 compiler-generated COMPOUND_EXPRs.
2778 2023-01-23 Jason Merrill <jason@redhat.com>
2781 * call.cc (build_user_type_conversion_1): Check whether the
2782 iterators also find a list ctor.
2784 2023-01-23 Jason Merrill <jason@redhat.com>
2787 * decl.cc (grokdeclarator): Check whether DECL_RESULT is already
2790 2023-01-23 Jason Merrill <jason@redhat.com>
2794 * call.cc (extend_ref_init_temps_1): Handle ptrmem expression.
2796 2023-01-19 Jakub Jelinek <jakub@redhat.com>
2799 * cp-tree.h (keep_unused_object_arg): Declare.
2800 * call.cc (keep_unused_object_arg): No longer static.
2801 * tree.cc (build_min_non_dep_op_overload): Handle ARRAY_REF
2802 with overload being static member function.
2804 2023-01-19 Jakub Jelinek <jakub@redhat.com>
2807 * cp-gimplify.cc (cp_fold_r): During cp_fully_fold_init replace
2808 DECL_ANON_UNION_VAR_P VAR_DECLs with their corresponding
2811 2023-01-16 Jakub Jelinek <jakub@redhat.com>
2814 * decl.cc (cp_finish_decl): Check warning_enabled_at
2815 at the DECL_SOURCE_LOCATION (decl) for OPT_Winit_self instead
2818 2023-01-14 Jakub Jelinek <jakub@redhat.com>
2821 * typeck.cc (cp_build_binary_op): Use may_shorten_divmod for integral
2824 2023-01-13 Jakub Jelinek <jakub@redhat.com>
2827 * cvt.cc (cp_convert_and_check): For EXCESS_PRECISION_EXPR
2828 use its operand except that for warning purposes use the original
2829 EXCESS_PRECISION_EXPR.
2830 * call.cc (convert_like_internal): Only look through
2831 EXCESS_PRECISION_EXPR when calling cp_convert, not when calling
2832 cp_convert_and_check.
2834 2023-01-09 Jakub Jelinek <jakub@redhat.com>
2839 * call.cc (maybe_init_list_as_range): Always return NULL_TREE if
2840 processing_template_decl.
2842 2023-01-05 Patrick Palka <ppalka@redhat.com>
2845 * parser.cc (cp_parser_class_head): Use dk_deferred instead of
2846 dk_no_check when parsing the class name.
2848 2023-01-05 Jakub Jelinek <jakub@redhat.com>
2851 * semantics.cc (finish_omp_target_clauses): Ignore clauses other than
2854 2023-01-04 Patrick Palka <ppalka@redhat.com>
2857 * decl2.cc (mark_single_function): Ignore mark_used failure
2858 only in a non-SFINAE context rather than in a SFINAE one.
2860 2023-01-04 Jakub Jelinek <jakub@redhat.com>
2863 * decl.cc (merge_default_template_args): Return false if either
2864 new_parm or old_parm are erroneous.
2867 Copyright (C) 2023 Free Software Foundation, Inc.
2869 Copying and distribution of this file, with or without modification,
2870 are permitted in any medium without royalty provided the copyright
2871 notice and this notice are preserved.