1 2023-11-07 Kwok Cheung Yeung <kcy@codesourcery.com>
3 * cp-tree.h (cp_omp_declare_target_attr): Add indirect field.
4 * decl2.cc (cplus_decl_attributes): Add attribute for indirect
6 * parser.cc (cp_parser_omp_clause_name): Handle indirect clause.
7 (cp_parser_omp_clause_indirect): New.
8 (cp_parser_omp_all_clauses): Handle indirect clause.
9 (handle_omp_declare_target_clause): Add extra parameter. Add
10 indirect attribute for indirect functions.
11 (OMP_DECLARE_TARGET_CLAUSE_MASK): Add indirect clause to mask.
12 (cp_parser_omp_declare_target): Handle indirect clause. Emit error
13 message if device_type or indirect clauses used alone. Emit error
14 if indirect clause used with device_type that is not 'any'.
15 (OMP_BEGIN_DECLARE_TARGET_CLAUSE_MASK): Add indirect clause to mask.
16 (cp_parser_omp_begin): Handle indirect clause.
17 * semantics.cc (finish_omp_clauses): Handle indirect clause.
19 2023-11-04 Jakub Jelinek <jakub@redhat.com>
21 * parser.h (struct cp_parser): Adjust comment on omp_attrs_forbidden_p
23 * parser.cc (cp_parser_omp_section_scan): Allow __directive__ spelling.
25 2023-11-04 David Malcolm <dmalcolm@redhat.com>
27 * call.cc: Update for changes to diagnostic_context.
31 * except.cc: Likewise.
34 2023-11-02 Jason Merrill <jason@redhat.com>
36 * semantics.cc (nrv_data): Change visited to hash_set.
37 (finalize_nrv_r): Reorganize.
39 2023-11-02 Jason Merrill <jason@redhat.com>
44 * except.cc (maybe_splice_retval_cleanup): Clear
45 current_retval_sentinel when destroying retval.
46 * semantics.cc (nrv_data): Add in_nrv_cleanup.
47 (finalize_nrv): Set it.
48 (finalize_nrv_r): Fix handling of throwing cleanups.
50 2023-11-02 Jakub Jelinek <jakub@redhat.com>
53 * parser.cc: Implement C++26 P2361R6 - Unevaluated strings.
54 (uneval_string_attr): New enumerator.
55 (cp_parser_string_literal_common): Add UNEVAL argument. If true,
56 pass CPP_UNEVAL_STRING rather than CPP_STRING to
57 cpp_interpret_string_notranslate.
58 (cp_parser_string_literal, cp_parser_userdef_string_literal): Adjust
59 callers of cp_parser_string_literal_common.
60 (cp_parser_unevaluated_string_literal): New function.
61 (cp_parser_parenthesized_expression_list): Handle uneval_string_attr.
62 (cp_parser_linkage_specification): Use
63 cp_parser_unevaluated_string_literal for C++26.
64 (cp_parser_static_assert): Likewise.
65 (cp_parser_std_attribute): Use uneval_string_attr for standard
66 deprecated and nodiscard attributes.
68 2023-10-31 David Malcolm <dmalcolm@redhat.com>
70 * module.cc (ordinary_loc_of): Update for removal of
71 MACRO_MAP_EXPANSION_POINT_LOCATION.
72 (module_state::note_location): Update for renaming of field.
73 (module_state::write_macro_maps): Likewise.
75 2023-10-27 Patrick Palka <ppalka@redhat.com>
78 * init.cc (build_new_1): Remove unnecessary call to convert
79 on 'nelts'. Use build2 instead of fold_build2 for
82 2023-10-27 Patrick Palka <ppalka@redhat.com>
84 * cp-tree.h (maybe_warn_unparenthesized_assignment): Declare.
85 * semantics.cc (is_assignment_op_expr_p): Generalize to return
86 true for any assignment operator expression, not just one that
87 has been resolved to an operator overload.
88 (maybe_warn_unparenthesized_assignment): Factored out from ...
89 (maybe_convert_cond): ... here.
90 (finish_parenthesized_expr): Mention
91 maybe_warn_unparenthesized_assignment.
92 * typeck.cc (convert_for_assignment): Replace -Wparentheses
93 warning logic with maybe_warn_unparenthesized_assignment.
95 2023-10-27 Lewis Hyatt <lhyatt@gmail.com>
98 * parser.cc (cp_lexer_new_main): Call c_reset_target_pragmas ()
99 after preprocessing is complete, before starting compilation.
101 2023-10-26 liuhongt <hongtao.liu@intel.com>
103 * typeck.cc (build_vec_cmp): Pass type of arg0 to
106 2023-10-25 Jason Merrill <jason@redhat.com>
108 * cp-tree.def: Improve OFFSET_REF comment.
109 * cp-gimplify.cc (cp_fold_immediate): Add to comment.
111 2023-10-25 Thomas Schwinge <thomas@codesourcery.com>
113 * parser.cc (cp_parser_omp_clause_name): Return
114 'PRAGMA_OACC_CLAUSE_SELF' for "self".
115 (cp_parser_oacc_data_clause, OACC_UPDATE_CLAUSE_MASK): Adjust.
116 (cp_parser_oacc_all_clauses): Remove 'bool compute_p' formal
117 parameter, and instead locally determine whether we're called for
118 an OpenACC compute construct or OpenACC 'update' directive.
119 (cp_parser_oacc_compute): Adjust.
121 2023-10-25 Chung-Lin Tang <cltang@codesourcery.com>
123 * parser.cc (cp_parser_oacc_compute_clause_self): New function.
124 (cp_parser_oacc_all_clauses): Add new 'bool compute_p = false'
125 parameter, add parsing of self clause when compute_p is true.
126 (OACC_KERNELS_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_SELF.
127 (OACC_PARALLEL_CLAUSE_MASK): Likewise,
128 (OACC_SERIAL_CLAUSE_MASK): Likewise.
129 (cp_parser_oacc_compute): Adjust call to c_parser_oacc_all_clauses to
130 set compute_p argument to true.
131 * pt.cc (tsubst_omp_clauses): Add OMP_CLAUSE_SELF case.
132 * semantics.cc (c_finish_omp_clauses): Add OMP_CLAUSE_SELF case, merged
133 with OMP_CLAUSE_IF case.
135 2023-10-25 Marek Polacek <polacek@redhat.com>
138 * typeck.cc (build_static_cast_1): Call decay_conversion.
140 2023-10-24 Patrick Palka <ppalka@redhat.com>
143 * init.cc (build_new_1): Use convert, build2, build3 and
144 cp_fully_fold instead of fold_convert, size_binop and
145 fold_build3 when building up 'size'.
147 2023-10-24 Patrick Palka <ppalka@redhat.com>
150 * tree.cc (cp_stabilize_reference): Do nothing when
151 processing_template_decl.
153 2023-10-22 Patrick Palka <ppalka@redhat.com>
156 * pt.cc (tsubst_expr) <case AT_ENCODE_EXPR>: Use tsubst instead
159 2023-10-20 Jason Merrill <jason@redhat.com>
161 * call.cc (implicit_conversion_1): Rename...
162 (implicit_conversion): ...to this. Remove the old wrapper.
164 2023-10-20 Jason Merrill <jason@redhat.com>
166 * call.cc (tourney): Only skip champ_compared_to_predecessor.
168 2023-10-20 Nathan Sidwell <nathan@acm.org>
171 * module.cc (trees_out::core_vals): Stream CONSTRUCTOR operands
173 (trees_in::core_vals): Likewise.
175 2023-10-20 Patrick Palka <ppalka@redhat.com>
177 * cp-lang.cc (objcp_tsubst_copy_and_build): Rename to ...
178 (objcp_tsubst_expr): ... this.
179 * cp-objcp-common.h (objcp_tsubst_copy_and_build): Rename to ...
180 (objcp_tsubst_expr): ... this.
181 * cp-tree.h (tsubst_copy_and_build): Remove declaration.
182 * init.cc (maybe_instantiate_nsdmi_init): Use tsubst_expr
183 instead of tsubst_copy_and_build.
184 * pt.cc (expand_integer_pack): Likewise.
185 (instantiate_non_dependent_expr_internal): Likewise.
186 (instantiate_class_template): Use tsubst_stmt instead of
187 tsubst_expr for STATIC_ASSERT.
188 (tsubst_function_decl): Adjust tsubst_copy_and_build uses.
189 (tsubst_arg_types): Likewise.
190 (tsubst_exception_specification): Likewise.
191 (tsubst_tree_list): Likewise.
193 (tsubst_name): Likewise.
194 (tsubst_omp_clause_decl): Use tsubst_stmt instead of tsubst_expr.
195 (tsubst_omp_clauses): Likewise.
196 (tsubst_copy_asm_operands): Adjust tsubst_copy_and_build use.
197 (tsubst_omp_for_iterator): Use tsubst_stmt instead of tsubst_expr.
198 (tsubst_expr): Rename to ...
199 (tsubst_stmt): ... this.
200 <case CO_YIELD_EXPR, CO_AWAIT_EXPR>: Move to tsubst_expr.
201 (tsubst_omp_udr): Use tsubst_stmt instead of tsubst_expr.
202 (tsubst_non_call_postfix_expression): Adjust tsubst_copy_and_build
204 (tsubst_lambda_expr): Likewise. Use tsubst_stmt instead of
205 tsubst_expr for the body of a lambda.
206 (tsubst_copy_and_build_call_args): Rename to ...
207 (tsubst_call_args): ... this. Adjust tsubst_copy_and_build use.
208 (tsubst_copy_and_build): Rename to tsubst_expr. Adjust
209 tsubst_copy_and_build and tsubst_copy_and_build_call_args use.
210 <case TRANSACTION_EXPR>: Use tsubst_stmt instead of tsubst_expr.
211 (maybe_instantiate_noexcept): Adjust tsubst_copy_and_build use.
212 (instantiate_body): Use tsubst_stmt instead of tsubst_expr for
213 substituting the function body.
214 (tsubst_initializer_list): Adjust tsubst_copy_and_build use.
216 2023-10-20 Patrick Palka <ppalka@redhat.com>
218 * cp-tree.h (enum tsubst_flags): Add tf_no_name_lookup.
219 * pt.cc (tsubst_pack_expansion): Use tsubst for substituting
221 (tsubst_decl) <case USING_DECL>: Use tsubst_name instead of
223 (tsubst) <case TEMPLATE_TYPE_PARM>: Use tsubst_copy_and_build
224 instead of tsubst_copy for substituting
225 CLASS_PLACEHOLDER_TEMPLATE.
226 <case TYPENAME_TYPE>: Use tsubst_name instead of tsubst_copy for
227 substituting TYPENAME_TYPE_FULLNAME.
228 (tsubst_name): Define.
229 (tsubst_qualified_id): Use tsubst_name instead of tsubst_copy
230 for substituting the component name of a SCOPE_REF.
231 (tsubst_copy): Remove.
232 (tsubst_copy_and_build): Clear tf_no_name_lookup at the start,
233 and remember if it was set. Call maybe_dependent_member_ref if
234 tf_no_name_lookup was not set.
235 <case IDENTIFIER_NODE>: Don't do name lookup if tf_no_name_lookup
237 <case TEMPLATE_ID_EXPR>: If tf_no_name_lookup was set, use
238 tsubst_name instead of tsubst_copy_and_build to substitute the
239 template and don't finish the template-id.
240 <case BIT_NOT_EXPR>: Handle identifier and type operand (if
241 tf_no_name_lookup was set).
242 <case SCOPE_REF>: Avoid trying to resolve a SCOPE_REF if
243 tf_no_name_lookup was set by calling build_qualified_name directly
244 instead of tsubst_qualified_id.
245 <case SIZEOF_EXPR>: Handling of sizeof... copied from tsubst_copy.
246 <case CALL_EXPR>: Use tsubst_name instead of tsubst_copy to
247 substitute a TEMPLATE_ID_EXPR callee naming an unresolved template.
248 <case COMPONENT_REF>: Likewise to substitute the member.
249 <case FUNCTION_DECL>: Copied from tsubst_copy and merged with ...
250 <case VAR_DECL, PARM_DECL>: ... these. Initial handling copied
251 from tsubst_copy. Optimize local variable substitution by
252 trying retrieve_local_specialization before checking
254 <case CONST_DECL>: Copied from tsubst_copy.
255 <case FIELD_DECL>: Likewise.
256 <case NAMESPACE_DECL>: Likewise.
257 <case OVERLOAD>: Likewise.
258 <case TEMPLATE_DECL>: Likewise.
259 <case TEMPLATE_PARM_INDEX>: Likewise.
260 <case TYPE_DECL>: Likewise.
261 <case CLEANUP_POINT_EXPR>: Likewise.
262 <case OFFSET_REF>: Likewise.
263 <case EXPR_PACK_EXPANSION>: Likewise.
264 <case NONTYPE_ARGUMENT_PACK>: Likewise.
265 <case *_CST>: Likewise.
266 <case *_*_FOLD_EXPR>: Likewise.
267 <case DEBUG_BEGIN_STMT>: Likewise.
268 <case CO_AWAIT_EXPR>: Likewise.
269 <case TRAIT_EXPR>: Use tsubst and tsubst_copy_and_build instead
271 <default>: Copied from tsubst_copy.
272 (tsubst_initializer_list): Use tsubst and tsubst_copy_and_build
273 instead of tsubst_copy.
275 2023-10-20 Patrick Palka <ppalka@redhat.com>
278 * parser.cc (cp_parser_postfix_expression): Consolidate three
279 calls to finish_call_expr, one to build_new_method_call and
280 one to build_min_nt_call_vec into one call to finish_call_expr.
281 Don't call maybe_generic_this_capture here.
282 * pt.cc (tsubst_copy_and_build) <case CALL_EXPR>: Remove
283 COMPONENT_REF callee handling.
284 (type_dependent_expression_p): Use t_d_object_e_p instead of
285 t_d_e_p for COMPONENT_REF and OFFSET_REF.
286 * semantics.cc (finish_call_expr): In the type-dependent case,
287 call maybe_generic_this_capture here instead.
289 2023-10-20 Patrick Palka <ppalka@redhat.com>
291 * call.cc (build_new_method_call): Remove calls to
292 build_non_dependent_expr and/or make_args_non_dependent.
293 * coroutines.cc (finish_co_return_stmt): Likewise.
294 * cp-tree.h (build_non_dependent_expr): Remove.
295 (make_args_non_dependent): Remove.
296 * decl2.cc (grok_array_decl): Remove calls to
297 build_non_dependent_expr and/or make_args_non_dependent.
298 (build_offset_ref_call_from_tree): Likewise.
299 * init.cc (build_new): Likewise.
300 * pt.cc (make_args_non_dependent): Remove.
301 (test_build_non_dependent_expr): Remove.
302 (cp_pt_cc_tests): Adjust.
303 * semantics.cc (finish_expr_stmt): Remove calls to
304 build_non_dependent_expr and/or make_args_non_dependent.
305 (finish_for_expr): Likewise.
306 (finish_call_expr): Likewise.
307 (finish_omp_atomic): Likewise.
308 * typeck.cc (finish_class_member_access_expr): Likewise.
309 (build_x_indirect_ref): Likewise.
310 (build_x_binary_op): Likewise.
311 (build_x_array_ref): Likewise.
312 (build_x_vec_perm_expr): Likewise.
313 (build_x_shufflevector): Likewise.
314 (build_x_unary_op): Likewise.
315 (cp_build_addressof): Likewise.
316 (build_x_conditional_expr): Likewise.
317 (build_x_compound_expr): Likewise.
318 (build_static_cast): Likewise.
319 (build_x_modify_expr): Likewise.
320 (check_return_expr): Likewise.
321 * typeck2.cc (build_x_arrow): Likewise.
323 2023-10-20 Patrick Palka <ppalka@redhat.com>
325 * class.cc (instantiate_type): Remove NON_DEPENDENT_EXPR
327 * constexpr.cc (cxx_eval_constant_expression): Likewise.
328 (potential_constant_expression_1): Likewise.
329 * coroutines.cc (coro_validate_builtin_call): Don't
330 expect ALIGNOF_EXPR to be wrapped in NON_DEPENDENT_EXPR.
331 * cp-objcp-common.cc (cp_common_init_ts): Remove
332 NON_DEPENDENT_EXPR handling.
333 * cp-tree.def (NON_DEPENDENT_EXPR): Remove.
334 * cp-tree.h (build_non_dependent_expr): Temporarily redefine as
335 the identity function.
336 * cvt.cc (maybe_warn_nodiscard): Handle type-dependent and
337 variable callee of CALL_EXPR.
338 * cxx-pretty-print.cc (cxx_pretty_printer::expression): Remove
339 NON_DEPENDENT_EXPR handling.
340 * error.cc (dump_decl): Likewise.
341 (dump_expr): Likewise.
342 * expr.cc (mark_use): Likewise.
343 (mark_exp_read): Likewise.
344 * pt.cc (build_non_dependent_expr): Remove.
345 * tree.cc (lvalue_kind): Remove NON_DEPENDENT_EXPR handling.
346 (cp_stabilize_reference): Likewise.
347 * typeck.cc (warn_for_null_address): Likewise.
348 (cp_build_binary_op): Handle type-dependent SIZEOF_EXPR operands.
349 (cp_build_unary_op) <case TRUTH_NOT_EXPR>: Don't fold inside a
352 2023-10-20 Alexandre Oliva <oliva@adacore.com>
354 * decl.cc (push_throw_library_fn): Mark with ECF_XTHROW.
355 * except.cc (build_throw): Likewise __cxa_throw,
356 _ITM_cxa_throw, __cxa_rethrow.
358 2023-10-20 Nathaniel Shead <nathanieloshead@gmail.com>
362 * call.cc (build_over_call): Fold more indirect refs for trivial
364 * class.cc (type_has_non_deleted_trivial_default_ctor): Create.
365 * constexpr.cc (cxx_eval_call_expression): Start lifetime of
366 union member before entering constructor.
367 (cxx_eval_component_reference): Check against first member of
368 value-initialised union.
369 (cxx_eval_store_expression): Activate member for
370 value-initialised union. Check for accessing inactive union
372 * cp-tree.h (type_has_non_deleted_trivial_default_ctor):
375 2023-10-20 Nathaniel Shead <nathanieloshead@gmail.com>
377 * constexpr.cc (is_std_source_location_current): New.
378 (cxx_eval_constant_expression): Only ignore cast from void* for
379 specific cases and improve other diagnostics.
381 2023-10-19 Marek Polacek <polacek@redhat.com>
383 * cp-gimplify.cc (cp_fold_r): Don't call maybe_constant_value.
385 2023-10-19 Jason Merrill <jason@redhat.com>
387 * typeck2.cc (check_narrowing): Adjust.
389 2023-10-19 Jason Merrill <jason@redhat.com>
391 * parser.cc (cp_parser_primary_expression): Use G_.
392 (cp_parser_using_enum): Likewise.
393 * decl.cc (identify_goto): Likewise.
395 2023-10-18 Jason Merrill <jason@redhat.com>
397 * typeck2.cc (check_narrowing): Use permerror.
399 2023-10-17 Marek Polacek <polacek@redhat.com>
402 * parser.cc (cp_parser_simple_declaration): Do cp_parser_error
405 2023-10-17 Marek Polacek <polacek@redhat.com>
408 * cp-gimplify.cc (cp_fold_immediate_r) <case COND_EXPR>: Don't
410 (cp_fold_r): Handle COND_EXPR here.
412 2023-10-17 Jason Merrill <jason@redhat.com>
414 * mangle.cc (abi_check): New.
415 (write_prefix, write_unqualified_name, write_discriminator)
416 (write_type, write_member_name, write_expression)
417 (write_template_arg, write_template_param): Use it.
418 (start_mangling): Assign from {}.
419 * cp-tree.h: Update comment.
421 2023-10-17 Nathaniel Shead <nathanieloshead@gmail.com>
423 * constexpr.cc (cxx_eval_dynamic_cast_fn): Add missing
424 auto_diagnostic_group.
425 (cxx_eval_call_expression): Likewise.
426 (diag_array_subscript): Likewise.
427 (outside_lifetime_error): Likewise.
428 (potential_constant_expression_1): Likewise.
430 2023-10-16 Jason Merrill <jason@redhat.com>
432 * parser.cc (cp_parser_fold_expression): Track location range.
433 * semantics.cc (finish_unary_fold_expr)
434 (finish_left_unary_fold_expr, finish_right_unary_fold_expr)
435 (finish_binary_fold_expr): Add location parm.
436 * constraint.cc (finish_shorthand_constraint): Pass it.
437 * pt.cc (convert_generic_types_to_packs): Likewise.
440 2023-10-16 Marek Polacek <polacek@redhat.com>
443 * constexpr.cc (explain_invalid_constexpr_fn): Also check the body of
444 a constructor in C++14 and up.
446 2023-10-14 Jakub Jelinek <jakub@redhat.com>
449 * module.cc (trees_out::start, trees_in::start): Remove
450 TREE_INT_CST_OFFSET_NUNITS handling.
452 2023-10-10 Jason Merrill <jason@redhat.com>
455 * mangle.cc (write_template_param): Also mangle level.
457 2023-10-08 David Malcolm <dmalcolm@redhat.com>
459 * module.cc (module_state::read_location): Update for renaming of
460 get_combined_adhoc_loc.
462 2023-10-03 David Malcolm <dmalcolm@redhat.com>
464 * error.cc (print_instantiation_partial_context_line): Call
465 diagnostic_show_locus.
467 2023-10-03 David Malcolm <dmalcolm@redhat.com>
469 * error.cc: Update for "m_" prefixes to text_info fields.
471 2023-09-30 Eugene Rozenfeld <erozen@microsoft.com>
473 * Make-lang.in: Make create_fdas_for_cc1plus target not .PHONY
475 2023-09-28 Richard Sandiford <richard.sandiford@arm.com>
477 * constexpr.cc (cxx_fold_indirect_ref): Remove unused variables.
479 2023-09-22 Jason Merrill <jason@redhat.com>
482 * pt.cc (expand_integer_pack): Use IMPLICIT_CONV_EXPR.
484 2023-09-22 Jason Merrill <jason@redhat.com>
486 * constexpr.cc (free_constructor): Handle null ce->value.
488 2023-09-22 Jason Merrill <jason@redhat.com>
491 * parser.cc (cp_parser_lambda_declarator_opt): Don't suggest
492 -std=c++14 for lambda templates.
493 * pt.cc (tsubst_expr): Move ANNOTATE_EXPR handling...
494 (tsubst_copy_and_build): ...here.
496 2023-09-22 Patrick Palka <ppalka@redhat.com>
499 * decl2.cc (grok_array_decl): Guard diagnostic and backward
500 compatibility fallback code paths with tf_error.
502 2023-09-22 Patrick Palka <ppalka@redhat.com>
505 * pt.cc (is_compatible_template_arg): New parameter 'args'.
506 Add the outer template arguments 'args' to 'new_args'.
507 (convert_template_argument): Pass 'args' to
508 is_compatible_template_arg.
510 2023-09-20 Jakub Jelinek <jakub@redhat.com>
512 * parser.cc (cp_parser_postfix_expression): Parse
513 __builtin_classify_type call with typename as argument.
514 * pt.cc (tsubst_copy_and_build): Handle __builtin_classify_type
515 with dependent typename as argument.
517 2023-09-20 Patrick Palka <ppalka@redhat.com>
520 * cxx-pretty-print.cc (cxx_pretty_printer::expression)
521 <case VAR_DECL>: Handle class NTTP objects by printing
522 their type and value.
523 <case VIEW_CONVERT_EXPR>: Strip const VIEW_CONVERT_EXPR
524 wrappers for class NTTPs.
525 (pp_cxx_template_argument_list): Don't handle class NTTP
528 2023-09-20 Patrick Palka <ppalka@redhat.com>
530 * pt.cc (tsubst_function_decl): Don't bother computing 'argvec'
531 when 'lambda_fntype' is set.
532 (tsubst_template_decl): Make sure we return a TEMPLATE_DECL
533 during specialization lookup. In the non-class non-function
534 template case, use tsubst_decl directly with use_spec_table=false,
535 update DECL_TI_ARGS and call register_specialization like
536 tsubst_decl would have done if use_spec_table=true.
538 2023-09-20 Jakub Jelinek <jakub@redhat.com>
541 * parser.h (struct cp_lexer): Add in_omp_decl_attribute member.
542 * cp-tree.h (cp_maybe_parse_omp_decl): Declare.
543 * parser.cc (cp_parser_handle_statement_omp_attributes): Diagnose
544 omp::decl attribute on statements. Adjust diagnostic wording for
546 (cp_parser_omp_directive_args): Add DECL_P argument, set TREE_PUBLIC
547 to it on the DEFERRED_PARSE tree.
548 (cp_parser_omp_sequence_args): Adjust caller.
549 (cp_parser_std_attribute): Handle omp::decl attribute.
550 (cp_parser_omp_var_list): If parser->lexer->in_omp_decl_attribute
551 don't expect any arguments, instead create clause or TREE_LIST for
553 (cp_parser_late_parsing_omp_declare_simd): Adjust diagnostic wording
555 (cp_maybe_parse_omp_decl): New function.
556 (cp_parser_omp_declare_target): If
557 parser->lexer->in_omp_decl_attribute and first token isn't name or
558 comma invoke cp_parser_omp_var_list.
559 * decl2.cc (cplus_decl_attributes): Adjust diagnostic wording for
560 omp::decl. Handle omp::decl on declarations.
561 * name-lookup.cc (finish_using_directive): Adjust diagnostic wording
564 2023-09-19 Ben Boeckel <ben.boeckel@kitware.com>
566 * mapper-client.cc, mapper-client.h (open_module_client): Accept
567 dependency tracking and track module mapper files as
569 * module.cc (make_mapper, get_mapper): Pass the dependency
572 2023-09-19 Ben Boeckel <ben.boeckel@kitware.com>
574 * module.cc (do_import): Report imported CMI files as
577 2023-09-19 Ben Boeckel <ben.boeckel@kitware.com>
579 * module.cc (preprocessed_module): Pass whether the module is
580 exported to dependency tracking.
582 2023-09-19 Javier Martinez <javier.martinez.bugzilla@gmail.com>
584 * class.cc (propagate_class_warmth_attribute): New function.
585 (check_bases_and_members): propagate hot and cold attributes
586 to all FUNCTION_DECL when the record is marked hot or cold.
587 * cp-tree.h (maybe_propagate_warmth_attributes): New function.
588 * decl2.cc (maybe_propagate_warmth_attributes): New function.
589 * method.cc (lazily_declare_fn): propagate hot and cold
590 attributes to lazily declared functions when the record is
593 2023-09-19 Patrick Palka <ppalka@redhat.com>
595 * ptree.cc (cxx_print_type): Remove TYPE_LANG_SPECIFIC
596 test guarding TYPE_TEMPLATE_INFO.
598 2023-09-19 Jason Merrill <jason@redhat.com>
601 * class.cc (add_implicit_default_ctor): Split out...
602 (add_implicitly_declared_members): ...from here.
603 Also call it when inheriting a default ctor.
605 2023-09-19 Marek Polacek <polacek@redhat.com>
607 * call.cc (build_over_call): Set ADDR_EXPR_DENOTES_CALL_P. Don't handle
608 immediate_invocation_p here.
609 * constexpr.cc (cxx_eval_call_expression): Use mce_true for
610 DECL_IMMEDIATE_FUNCTION_P.
611 (cxx_eval_conditional_expression): Call cp_fold_immediate.
612 * cp-gimplify.cc (enum fold_flags): Add ff_fold_immediate.
613 (maybe_replace_decl): Make static.
614 (cp_fold_r): Expand immediate invocations.
615 (cp_fold_immediate_r): New.
616 (cp_fold_immediate): New.
617 * cp-tree.h (ADDR_EXPR_DENOTES_CALL_P): Define.
618 (cp_fold_immediate): Declare.
619 * tree.cc (bot_replace): Don't handle immediate invocations here.
621 2023-09-19 Patrick Palka <ppalka@redhat.com>
624 * cvt.cc (convert_to_void) <case INDIRECT_REF>: Only call
625 complete_type if the type is volatile.
626 <case VAR_DECL>: Likewise.
628 2023-09-19 Patrick Palka <ppalka@redhat.com>
631 * semantics.cc (finish_decltype_type): For an NTTP object,
632 return its type modulo cv-quals.
634 2023-09-18 Patrick Palka <ppalka@redhat.com>
637 * pt.cc (try_class_unification): Strengthen TI_TEMPLATE equality
638 test by not calling most_general_template. Only unify the
639 innermost levels of template arguments.
640 (unify) <case CLASS_TYPE>: Only unify the innermost levels of
641 template arguments, and only if the template is primary.
643 2023-09-18 Patrick Palka <ppalka@redhat.com>
647 * semantics.cc (maybe_convert_cond): Look through implicit
648 INDIRECT_REF when deciding whether to issue a -Wparentheses
649 warning, and consider templated assignment expressions as well.
650 (finish_parenthesized_expr): Look through implicit INDIRECT_REF
651 when suppressing -Wparentheses warning.
652 * typeck.cc (build_x_modify_expr): Check simple assignments
653 ahead time too, not just compound assignments. Give the second
654 operand of MODOP_EXPR a non-null type so that it's not considered
655 always instantiation-dependent. Don't call suppress_warning.
657 2023-09-18 Patrick Palka <ppalka@redhat.com>
660 * pt.cc (unify): Return unify_success for identical dependent
661 DECL_P 'arg' and 'parm'.
662 <case CONST_DECL>: Remove handling.
664 2023-09-18 Patrick Palka <ppalka@redhat.com>
666 * call.cc (add_template_candidate_real): Check arity even
667 when there are no explicit template arguments. Combine the
668 two adjacent '!obj' tests into one.
670 2023-09-18 Patrick Palka <ppalka@redhat.com>
672 * pt.cc (register_specialization): Remove now-unnecessary
673 early exit for FUNCTION_DECL partial instantiation.
674 (tsubst_template_decl): Pass use_spec_table=false to
675 tsubst_function_decl. Set DECL_TI_ARGS of a non-lambda
676 FUNCTION_DECL specialization to the full set of arguments.
677 Simplify register_specialization call accordingly.
679 2023-09-18 Jason Merrill <jason@redhat.com>
681 * class.cc (check_subobject_offset): Use similar_type_p.
683 2023-09-12 Jason Merrill <jason@redhat.com>
686 * pt.cc (expand_integer_pack): Convert argument to int.
688 2023-09-12 Jason Merrill <jason@redhat.com>
691 * typeck2.cc (process_init_constructor_array): Use VEC_INIT_EXPR
692 regardless of seen_error.
694 2023-09-08 Patrick Palka <ppalka@redhat.com>
697 * pt.cc (check_non_deducible_conversions): Add bool parameter
698 passed down to check_non_deducible_conversion.
699 (fn_type_unification): Call check_non_deducible_conversions
700 an extra time before satisfaction with noninst_only_p=true.
701 (conversion_may_instantiate_p): Define.
702 (check_non_deducible_conversion): Add bool parameter controlling
703 whether to compute only conversions that are guaranteed to
704 not induce template instantiation.
706 2023-09-07 Sandra Loosemore <sandra@codesourcery.com>
709 * parser.cc (fixup_blocks_walker): Check for null BIND_EXPR_BLOCK.
711 2023-09-06 Jason Merrill <jason@redhat.com>
713 * class.cc (check_subobject_offset): Check
714 same_type_ignoring_top_level_qualifiers_p.
716 2023-09-05 Marek Polacek <polacek@redhat.com>
719 * constexpr.cc (verify_constant_explain_r): New.
720 (verify_constant): Call it.
722 2023-09-05 Jakub Jelinek <jakub@redhat.com>
725 * name-lookup.cc (check_local_shadow): Don't punt early for
726 DECL_EXTERNAL decls, instead just disable the shadowing of namespace
727 decls check for those and emit a pedwarn rather than error_at or
728 permerror for those. Formatting fix.
730 2023-09-05 Jakub Jelinek <jakub@redhat.com>
733 * name-lookup.h (struct cp_binding_level): Add artificial bit-field.
735 * name-lookup.cc (check_local_shadow): Skip artificial bindings when
736 checking if parameter scope is parent scope. Don't special case
737 FUNCTION_NEEDS_BODY_BLOCK. Diagnose the in_function_try_handler
738 cases in the b->kind == sk_function_parms test and verify no
739 non-artificial intervening scopes. Add missing auto_diagnostic_group.
740 * decl.cc (begin_function_body): Set
741 current_binding_level->artificial.
742 * semantics.cc (begin_function_try_block): Likewise.
744 2023-09-05 Patrick Palka <ppalka@redhat.com>
746 * parser.cc (cp_parser_parenthesized_expression_list_elt): Pass
747 nullptr as non_constant_p to cp_parser_braced_list if our
748 non_constant_p is null.
749 (cp_parser_initializer_list): Likewise to
750 cp_parser_initializer_clause. Avoid inspecting
751 clause_non_constant_p if it's uninitialized.
753 2023-09-05 Patrick Palka <ppalka@redhat.com>
755 * call.cc (build_user_type_conversion): Free allocated
757 (build_converted_constant_expr_internal): Use
758 conversion_obstack_sentinel instead.
759 (perform_dguide_overload_resolution): Likewise.
760 (build_new_function_call): Likewise.
761 (build_operator_new_call): Free allocated conversions.
762 (build_op_call): Use conversion_obstack_sentinel instead.
763 (build_conditional_expr): Use conversion_obstack_sentinel
764 instead, and hoist it out to the outermost scope.
765 (build_new_op): Use conversion_obstack_sentinel instead
766 and set it up before the first goto. Remove second unneeded goto.
767 (build_op_subscript): Use conversion_obstack_sentinel instead.
768 (ref_conv_binds_to_temporary): Likewise.
769 (build_new_method_call): Likewise.
770 (can_convert_arg): Likewise.
771 (can_convert_arg_bad): Likewise.
772 (perform_implicit_conversion_flags): Likewise.
773 (perform_direct_initialization_if_possible): Likewise.
774 (initialize_reference): Likewise.
776 2023-09-01 Jakub Jelinek <jakub@redhat.com>
779 * cp-tree.h (determine_local_discriminator): Add NAME argument with
781 (struct cp_decomp): New type.
782 (cp_finish_decl): Add DECOMP argument defaulted to nullptr.
783 (cp_maybe_mangle_decomp): Remove declaration.
784 (cp_finish_decomp): Add cp_decomp * argument, remove tree and unsigned
786 (cp_convert_range_for): Likewise.
787 * decl.cc (determine_local_discriminator): Add NAME argument, use it
788 if non-NULL, otherwise compute it the old way.
789 (maybe_commonize_var): Don't return early for structured bindings.
790 (cp_finish_decl): Add DECOMP argument, if non-NULL, call
791 cp_maybe_mangle_decomp.
792 (cp_maybe_mangle_decomp): Make it static with a forward declaration.
793 Call determine_local_discriminator. Replace FIRST and COUNT arguments
794 with DECOMP argument.
795 (cp_finish_decomp): Replace FIRST and COUNT arguments with DECOMP
797 * mangle.cc (find_decomp_unqualified_name): Remove.
798 (write_unqualified_name): Don't call find_decomp_unqualified_name.
799 (mangle_decomp): Handle mangling of static function/block scope
800 structured bindings. Don't call decl_mangling_context twice. Call
801 check_abi_tags, call write_abi_tags for abi version >= 19 and emit
802 -Wabi warnings if needed.
803 (write_guarded_var_name): Handle structured bindings.
804 (mangle_ref_init_variable): Use write_guarded_var_name.
805 * parser.cc (cp_parser_range_for): Adjust do_range_for_auto_deduction
806 and cp_convert_range_for callers.
807 (do_range_for_auto_deduction): Replace DECOMP_FIRST_NAME and
808 DECOMP_CNT arguments with DECOMP. Adjust cp_finish_decomp caller.
809 (cp_convert_range_for): Replace DECOMP_FIRST_NAME and
810 DECOMP_CNT arguments with DECOMP. Don't call cp_maybe_mangle_decomp,
811 adjust cp_finish_decl and cp_finish_decomp callers.
812 (cp_parser_decomposition_declaration): Don't call
813 cp_maybe_mangle_decomp, adjust cp_finish_decl and cp_finish_decomp
815 (cp_convert_omp_range_for): Adjust do_range_for_auto_deduction
816 and cp_finish_decomp callers.
817 (cp_finish_omp_range_for): Don't call cp_maybe_mangle_decomp,
818 adjust cp_finish_decl and cp_finish_decomp callers.
819 * pt.cc (tsubst_omp_for_iterator): Adjust tsubst_decomp_names
821 (tsubst_decomp_names): Replace FIRST and CNT arguments with DECOMP.
822 (tsubst_expr): Don't call cp_maybe_mangle_decomp, adjust
823 tsubst_decomp_names, cp_finish_decl, cp_finish_decomp and
824 cp_convert_range_for callers.
826 2023-08-30 Marek Polacek <polacek@redhat.com>
829 * parser.cc (cp_parser_initializer_list): Set CONSTRUCTOR_IS_DIRECT_INIT
830 when the designated initializer is of the .x{} form.
832 2023-08-30 Marek Polacek <polacek@redhat.com>
835 * decl.cc (grokdeclarator): Disallow constinit on functions.
837 2023-08-29 Marek Polacek <polacek@redhat.com>
839 * call.cc (convert_like_internal): Show where the conversion function
841 (maybe_show_nonconverting_candidate): New.
842 * cp-tree.h (maybe_show_nonconverting_candidate): Declare.
843 * typeck.cc (convert_for_assignment): Call it.
845 2023-08-25 Sandra Loosemore <sandra@codesourcery.com>
847 * cp-tree.h (cp_convert_omp_range_for): Adjust declaration.
848 * parser.cc (struct omp_for_parse_data): New.
849 (cp_parser_postfix_expression): Diagnose calls to OpenMP runtime
851 (check_omp_intervening_code): New.
852 (cp_parser_statement_seq_opt): Special-case nested loops, blocks,
853 and other constructs for OpenMP loops.
854 (cp_parser_iteration_statement): Reject loops in intervening code.
855 (cp_parser_omp_for_loop_init): Expand comments and tweak the
856 interface slightly to better distinguish input/output parameters.
857 (cp_convert_omp_range_for): Likewise.
858 (cp_parser_omp_loop_nest): New, split from cp_parser_omp_for_loop
859 and largely rewritten. Add more comments.
860 (insert_structured_blocks): New.
861 (find_structured_blocks): New.
862 (struct sit_data, substitute_in_tree_walker, substitute_in_tree):
864 (fixup_blocks_walker): New.
865 (cp_parser_omp_for_loop): Rewrite to use recursive descent instead
866 of a loop. Add logic to reshuffle the bits of code collected
867 during parsing so intervening code gets moved to the loop body.
868 (cp_parser_omp_loop): Remove call to finish_omp_for_block, which
870 (cp_parser_omp_simd): Likewise.
871 (cp_parser_omp_for): Likewise.
872 (cp_parser_omp_distribute): Likewise.
873 (cp_parser_oacc_loop): Likewise.
874 (cp_parser_omp_taskloop): Likewise.
875 (cp_parser_pragma): Reject OpenMP pragmas in intervening code.
876 * parser.h (struct cp_parser): Add omp_for_parse_state field.
877 * pt.cc (tsubst_omp_for_iterator): Adjust call to
878 cp_convert_omp_range_for.
879 * semantics.cc (finish_omp_for): Try harder to preserve location
880 of loop variable init expression for use in diagnostics.
881 (struct fofb_data, finish_omp_for_block_walker): New.
882 (finish_omp_for_block): Allow variables to be bound in a BIND_EXPR
883 nested inside BIND instead of directly in BIND itself.
885 2023-08-25 Sandra Loosemore <sandra@codesourcery.com>
887 * constexpr.cc (cxx_eval_constant_expression): Handle
888 OMP_STRUCTURED_BLOCK.
889 * pt.cc (tsubst_expr): Likewise.
891 2023-08-25 Uros Bizjak <ubizjak@gmail.com>
893 * call.cc (build_conditional_expr):
894 Rename TRUE/FALSE to true/false.
895 (build_new_op): Ditto.
897 2023-08-22 Jason Merrill <jason@redhat.com>
899 * pt.cc (outer_template_args): Handle non-template argument.
900 * constraint.cc (maybe_substitute_reqs_for): Pass decl to it.
901 * cp-tree.h (outer_template_args): Adjust.
903 2023-08-22 Jason Merrill <jason@redhat.com>
906 * cp-tree.h (member_like_constrained_friend_p): Declare.
907 * decl.cc (member_like_constrained_friend_p): New.
908 (function_requirements_equivalent_p): Check it.
909 (duplicate_decls): Check it.
910 (grokfndecl): Check friend template constraints.
911 * mangle.cc (decl_mangling_context): Check it.
912 (write_unqualified_name): Check it.
913 * pt.cc (uses_outer_template_parms_in_constraints): Fix for friends.
914 (tsubst_friend_function): Don't check satisfaction.
916 2023-08-22 Tobias Burnus <tobias@codesourcery.com>
918 * parser.cc (cp_parser_omp_clause_defaultmap): Parse
921 2023-08-15 Chung-Lin Tang <cltang@codesourcery.com>
922 Thomas Schwinge <thomas@codesourcery.com>
924 * parser.cc (OACC_DATA_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_DEFAULT.
926 2023-08-14 gnaggnoyil <gnaggnoyil@gmail.com>
930 * decl.cc (get_tuple_size): Update implementation for DR 2386.
932 2023-08-14 Jason Merrill <jason@redhat.com>
934 * parser.cc (cp_parser_simple_type_specifier): Handle -std=c++14
937 2023-08-12 Patrick Palka <ppalka@redhat.com>
938 Jason Merrill <jason@redhat.com>
941 * decl.cc (redeclaration_error_message): Remove special handling
942 for deduction guides.
943 (grokfndecl): Give deduction guides a dummy DECL_INITIAL.
945 2023-08-11 Patrick Palka <ppalka@redhat.com>
948 * parser.cc (cp_parser_type_requirement): Pass
949 check_dependency_p=true instead of =false.
951 2023-08-11 Patrick Palka <ppalka@redhat.com>
954 * decl.cc (grokdeclarator): Pass 'dname' instead of
955 'unqualified_id' as the name when building the VAR_DECL for a
956 static data member. Call check_explicit_specialization for a
957 TEMPLATE_ID_EXPR such member.
958 * pt.cc (finish_member_template_decl): Return NULL_TREE
959 instead of 'decl' when DECL_TEMPLATE_SPECIALIZATION is not
962 2023-08-11 Patrick Palka <ppalka@redhat.com>
964 * ptree.cc (cxx_print_decl): Check for DECL_LANG_SPECIFIC and
965 TS_DECL_COMMON only when necessary. Print DECL_TEMPLATE_INFO
966 for all decls that have it, not just VAR_DECL or FUNCTION_DECL.
967 Also print DECL_USE_TEMPLATE.
968 (cxx_print_type): Print TYPE_TEMPLATE_INFO.
969 <case BOUND_TEMPLATE_TEMPLATE_PARM>: Don't print TYPE_TI_ARGS
971 <case TEMPLATE_TYPE/TEMPLATE_PARM>: Print TEMPLATE_TYPE_PARM_INDEX
972 instead of printing the index, level and original level
975 2023-08-08 Marek Polacek <polacek@redhat.com>
977 * parser.cc (cp_parser_postfix_expression): Adjust the call to
978 cp_parser_braced_list.
979 (cp_parser_postfix_open_square_expression): Likewise.
980 (cp_parser_new_initializer): Likewise.
981 (cp_parser_assignment_expression): Adjust the call to
982 cp_parser_initializer_clause.
983 (cp_parser_lambda_introducer): Adjust the call to cp_parser_initializer.
984 (cp_parser_range_for): Adjust the call to cp_parser_braced_list.
985 (cp_parser_jump_statement): Likewise.
986 (cp_parser_mem_initializer): Likewise.
987 (cp_parser_template_argument): Likewise.
988 (cp_parser_default_argument): Adjust the call to cp_parser_initializer.
989 (cp_parser_initializer): Handle null is_direct_init and non_constant_p
991 (cp_parser_initializer_clause): Handle null non_constant_p argument.
992 (cp_parser_braced_list): Likewise.
993 (cp_parser_initializer_list): Likewise.
994 (cp_parser_member_declaration): Adjust the call to
995 cp_parser_initializer_clause and cp_parser_initializer.
996 (cp_parser_yield_expression): Adjust the call to cp_parser_braced_list.
997 (cp_parser_functional_cast): Likewise.
998 (cp_parser_late_parse_one_default_arg): Adjust the call to
999 cp_parser_initializer.
1000 (cp_parser_omp_for_loop_init): Likewise.
1001 (cp_parser_omp_declare_reduction_exprs): Likewise.
1003 2023-08-08 Nathaniel Shead <nathanieloshead@gmail.com>
1006 * parser.cc (cp_parser_decltype_expr): Report errors raised by
1007 finish_id_expression.
1009 2023-08-04 Tamar Christina <tamar.christina@arm.com>
1011 * cp-tree.h (RANGE_FOR_NOVECTOR): New.
1012 (cp_convert_range_for, finish_while_stmt_cond, finish_do_stmt,
1013 finish_for_cond): Add novector param.
1014 * init.cc (build_vec_init): Default novector to false.
1015 * method.cc (build_comparison_op): Likewise.
1016 * parser.cc (cp_parser_statement): Likewise.
1017 (cp_parser_for, cp_parser_c_for, cp_parser_range_for,
1018 cp_convert_range_for, cp_parser_iteration_statement,
1019 cp_parser_omp_for_loop, cp_parser_pragma): Support novector.
1020 (cp_parser_pragma_novector): New.
1021 * pt.cc (tsubst_expr): Likewise.
1022 * semantics.cc (finish_while_stmt_cond, finish_do_stmt,
1023 finish_for_cond): Likewise.
1025 2023-08-01 Lewis Hyatt <lhyatt@gmail.com>
1027 * parser.cc (c_init_preprocess): New function.
1028 (maybe_read_tokens_for_pragma_lex): New function.
1029 (pragma_lex): Support preprocess-only mode.
1030 (pragma_lex_discard_to_eol): New function.
1032 2023-07-31 Chung-Lin Tang <cltang@codesourcery.com>
1034 * parser.cc (cp_parser_oacc_host_data): Add checking requiring OpenACC
1035 host_data construct to have an use_device clause.
1037 2023-07-28 Ng YongXiang <yongxiangng@gmail.com>
1041 * init.cc (build_vec_delete_1): Devirtualize array destruction.
1043 2023-07-27 Patrick Palka <ppalka@redhat.com>
1046 * constexpr.cc (cxx_eval_array_reference): Allow synthesizing an
1047 empty subobject even if CONSTRUCTOR_NO_CLEARING is set.
1048 (cxx_eval_bare_aggregate): Set 'no_slot' to true more generally
1049 whenever new_ctx.ctor is set to NULL_TREE by init_subob_ctx,
1050 i.e. whenever initializing an subobject of empty type.
1051 (cxx_eval_vec_init_1): Define 'no_slot' as above and use it
1054 2023-07-27 Nathaniel Shead <nathanieloshead@gmail.com>
1057 * pt.cc (type_uses_auto): Check inside parameter packs.
1059 2023-07-26 Patrick Palka <ppalka@redhat.com>
1063 * pt.cc (reduce_template_parm_level): Set DECL_TEMPLATE_INFO
1064 on the DECL_TEMPLATE_RESULT of the new ttp.
1065 (add_defaults_to_ttp): Make a copy of the original ttp's
1066 DECL_TEMPLATE_RESULT, and update this copy's DECL_TEMPLATE_INFO
1068 (coerce_template_template_parms): Make sure 'scope_args' has
1069 the right amount of levels for the ttp argument.
1070 (most_general_template): Handle template template parameters.
1071 (rewrite_template_parm): Set DECL_TEMPLATE_RESULT on the
1072 DECL_TEMPLATE_RESULT of the new ttp.
1074 2023-07-26 Patrick Palka <ppalka@redhat.com>
1078 * pt.cc (coerce_template_template_parms): Simplify by using
1079 DECL_INNERMOST_TEMPLATE_PARMS and removing redundant asserts.
1080 Always pass the parameters of the most general template to
1081 coerce_template_parms.
1083 2023-07-26 Patrick Palka <ppalka@redhat.com>
1086 * pt.cc (unify) <case INTEGER_CST>: Generalize to handle
1089 2023-07-26 Marek Polacek <polacek@redhat.com>
1091 * parser.cc (cp_parser_constant_expression): Allow non_constant_p to be
1092 nullptr even when allow_non_constant_p is true. Don't call
1093 _rvalue_constant_expression when not necessary. Move local variable
1094 declarations closer to their first use.
1095 (cp_parser_static_assert): Don't pass a dummy down to
1096 cp_parser_constant_expression.
1098 2023-07-26 Jason Merrill <jason@redhat.com>
1101 * parser.cc (cp_parser_template_name): Skip non-member
1102 lookup after the template keyword.
1103 (cp_parser_lookup_name): Pass down template_keyword_p.
1105 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
1110 * constexpr.cc (constexpr_global_ctx::is_outside_lifetime): New
1112 (constexpr_global_ctx::get_value): Don't return expired values.
1113 (constexpr_global_ctx::get_value_ptr): Likewise.
1114 (constexpr_global_ctx::remove_value): Mark value outside
1116 (outside_lifetime_error): New function.
1117 (cxx_eval_call_expression): No longer track save_exprs.
1118 (cxx_eval_loop_expr): Likewise.
1119 (cxx_eval_constant_expression): Add checks for outside lifetime
1120 values. Remove local variables at end of bind exprs, and
1121 temporaries after cleanup points.
1123 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
1126 * cp-gimplify.cc (cp_genericize_r): Transform RETURN_EXPRs to
1127 not return dangling pointers.
1128 * cp-tree.h (RETURN_EXPR_LOCAL_ADDR_P): New flag.
1129 (check_return_expr): Add a new parameter.
1130 * semantics.cc (finish_return_stmt): Set flag on RETURN_EXPR
1131 when referring to dangling pointer.
1132 * typeck.cc (check_return_expr): Disable transformation of
1133 dangling pointers, instead pass this information to caller.
1135 2023-07-26 Nathaniel Shead <nathanieloshead@gmail.com>
1137 * constexpr.cc (modifying_const_object_error): Find the source
1138 location of the const object's declaration.
1139 (cxx_eval_constant_expression): Update input_location to the
1140 location of the currently evaluated expression, if possible.
1142 2023-07-25 Marek Polacek <polacek@redhat.com>
1145 * pt.cc (lookup_and_finish_template_variable): Don't clear tf_partial
1147 (instantiate_template): Reset all complain flags except
1148 tf_warning_or_error.
1150 2023-07-25 Marek Polacek <polacek@redhat.com>
1153 * constexpr.cc (cxx_eval_array_reference): Create a new constructor
1154 only when we don't already have a matching one. Clear the object
1155 when the type is non-scalar.
1157 2023-07-21 Marek Polacek <polacek@redhat.com>
1160 * constexpr.cc (potential_constant_expression_1): Try to complete the
1161 type when !processing_template_decl.
1163 2023-07-20 Marek Polacek <polacek@redhat.com>
1166 * call.cc (implicit_conversion_1): Return early if the type isn't
1169 2023-07-19 Marek Polacek <polacek@redhat.com>
1172 * error.cc (dump_simple_decl): Print base class name.
1174 2023-07-19 Marek Polacek <polacek@redhat.com>
1177 * typeck2.cc (process_init_constructor_record): Don't emit
1178 -Wmissing-field-initializers for empty classes.
1180 2023-07-19 Patrick Palka <ppalka@redhat.com>
1182 * pt.cc (type_unification_real): Test for PARM_DECL instead
1183 of TEMPLATE_PARM_INDEX to distinguish a type vs non-type
1184 template parameter pack.
1185 (type_targs_deducible_from): Likewise.
1187 2023-07-19 Patrick Palka <ppalka@redhat.com>
1189 * pt.cc (tsubst_function_decl): Add defaulted 'use_spec_table'
1190 flag parameter. Don't look up or insert into the specializations
1191 table if 'use_spec_table' is false.
1192 (tsubst_decl): Add defaulted 'use_spec_table' flag parameter.
1193 Check for error_mark_node.
1194 <case FUNCTION_DECL>: Pass 'use_spec_table' to
1195 tsubst_function_decl.
1196 <case TYPE/VAR_DECL>: Don't call coerce_template_parms.
1197 Don't look up or insert into the specializations table if
1198 'use_spec_table' is false. Exit earlier if the substituted
1199 type is erroneous and we're not complaining, and do so for
1200 alias specializations as well.
1201 (instantiate_template): Pass false as 'use_spec_table'
1202 to tsubst_decl. Call register_specialization afterwards.
1204 2023-07-18 Jason Merrill <jason@redhat.com>
1206 * constexpr.cc (cxx_eval_bit_cast): Check that the result of
1207 native_interpret_aggregate doesn't need more evaluation.
1209 2023-07-18 Patrick Palka <ppalka@redhat.com>
1211 * call.cc (add_template_conv_candidate): Don't check for
1212 non-empty 'candidates' here.
1213 (build_op_call): Check it here, before we've considered any
1214 conversion functions.
1216 2023-07-18 Patrick Palka <ppalka@redhat.com>
1219 * call.cc (add_conv_candidate): Check constraints.
1221 2023-07-17 Jason Merrill <jason@redhat.com>
1223 * constexpr.cc (cxx_eval_call_expression): Only cache
1224 reduced_constant_expression_p results.
1225 (reduced_constant_expression_p): Handle CONSTRUCTOR of scalar type.
1226 (cxx_eval_constant_expression): Fold vectors here.
1227 (cxx_eval_bare_aggregate): Not here.
1229 2023-07-15 Patrick Palka <ppalka@redhat.com>
1232 * call.cc (keep_unused_object_arg): Use cp_build_compound_expr
1233 instead of building a COMPOUND_EXPR directly.
1235 2023-07-15 Patrick Palka <ppalka@redhat.com>
1238 * mangle.cc (write_expression): Handle TEMPLATE_ID_EXPR
1239 whose template is already an IDENTIFIER_NODE.
1241 2023-07-14 Nathaniel Shead <nathanieloshead@gmail.com>
1243 * constexpr.cc (cxx_eval_constant_expression): Pass t to get_value.
1245 2023-07-14 Jason Merrill <jason@redhat.com>
1248 * constexpr.cc (cxx_eval_constant_expression): Move P2738 handling
1249 after heap handling.
1250 * name-lookup.cc (get_cxx_dialect_name): Add C++26.
1252 2023-07-14 Marek Polacek <polacek@redhat.com>
1253 Jason Merrill <jason@redhat.com>
1256 * decl.cc (cp_finish_decl): Set TREE_CONSTANT when initializing
1257 an object of empty class type.
1258 * pt.cc (value_dependent_expression_p) <case VAR_DECL>: Treat a
1259 constexpr-declared non-constant variable as value-dependent.
1261 2023-07-11 Patrick Palka <ppalka@redhat.com>
1264 * pt.cc (lookup_template_variable): Pass all levels of arguments
1265 to coerce_template_parms, and use the parameters from the most
1268 2023-07-10 Patrick Palka <ppalka@redhat.com>
1271 * pt.cc (redeclare_class_template): Relax the ttp DECL_CONTEXT
1272 assert, and downgrade it to a checking assert.
1274 2023-06-30 Patrick Palka <ppalka@redhat.com>
1276 * cp-tree.h (TEMPLATE_PARM_DESCENDANTS): Harden.
1277 (TEMPLATE_TYPE_DESCENDANTS): Define.
1278 (TEMPLATE_TEMPLATE_PARM_SIMPLE_P): Define.
1279 * pt.cc (reduce_template_parm_level): Revert
1280 r14-418-g0bc2a1dc327af9 change.
1281 (process_template_parm): Set TEMPLATE_TEMPLATE_PARM_SIMPLE_P
1283 (uses_outer_template_parms): Determine the outer depth of
1284 a template template parm without relying on DECL_CONTEXT.
1285 (tsubst) <case TEMPLATE_TEMPLATE_PARM>: Cache lowering a
1286 simple template template parm. Consistently use 'code'.
1288 2023-06-29 Patrick Palka <ppalka@redhat.com>
1291 * init.cc (maybe_instantiate_nsdmi_init): Mask out all
1292 tsubst flags except for tf_warning_or_error.
1294 2023-06-29 Patrick Palka <ppalka@redhat.com>
1297 * cp-gimplify.cc (cp_fold) <case CONSTRUCTOR>: Propagate
1298 CONSTRUCTOR_MUTABLE_POISON.
1300 2023-06-29 Patrick Palka <ppalka@redhat.com>
1302 * cp-tree.h (tree_template_info::partial): New data member.
1303 (TI_PARTIAL_INFO): New tree accessor.
1304 (most_specialized_partial_spec): Add defaulted bool parameter.
1305 * module.cc (trees_out::core_vals) <case TEMPLATE_INFO>: Stream
1307 (trees_in::core_vals) <case TEMPLATE_INFO>: Likewise.
1308 * parser.cc (specialization_of): Adjust after making
1309 most_specialized_partial_spec return TEMPLATE_INFO instead
1311 * pt.cc (process_partial_specialization): Set TI_PARTIAL_INFO
1312 of 'decl' to point back to the partial TEMPLATE_DECL. Likewise
1313 (and pass rechecking=true to most_specialization_partial_spec).
1314 (instantiate_class_template): Likewise.
1315 (instantiate_template): Set TI_PARTIAL_INFO to the result of
1316 most_specialization_partial_spec after forming a variable
1317 template specialization.
1318 (most_specialized_partial_spec): Add 'rechecking' parameter.
1319 Exit early if the template is not primary. Use the TI_PARTIAL_INFO
1320 of the corresponding TEMPLATE_INFO as a cache unless 'rechecking'
1321 is true. Don't bother setting TREE_TYPE of each TREE_LIST.
1322 (instantiate_decl): Adjust after making
1323 most_specialized_partial_spec return TEMPLATE_INFO instead of
1325 * ptree.cc (cxx_print_xnode) <case TEMPLATE_INFO>: Dump
1328 2023-06-29 Eugene Rozenfeld <erozen@microsoft.com>
1330 * Make-lang.in: Pass correct stage cc1plus when processing
1331 profile data collected while building target libraries
1333 2023-06-28 Patrick Palka <ppalka@redhat.com>
1337 * cp-tree.h (lookup_template_variable): Add complain parameter.
1338 * parser.cc (cp_parser_template_id): Pass tf_warning_or_error
1339 to lookup_template_variable.
1340 * pt.cc (lookup_template_variable): Add complain parameter.
1341 Coerce template arguments here ...
1342 (finish_template_variable): ... instead of here.
1343 (lookup_and_finish_template_variable): Check for error_mark_node
1344 result from lookup_template_variable.
1345 (tsubst_copy) <case TEMPLATE_ID_EXPR>: Pass complain to
1346 lookup_template_variable.
1347 (instantiate_template): Use build2 instead of
1348 lookup_template_variable to build a TEMPLATE_ID_EXPR
1349 for most_specialized_partial_spec.
1351 2023-06-28 Marek Polacek <polacek@redhat.com>
1354 * typeck.cc (cp_build_unary_op): Check tf_warning before warning.
1356 2023-06-28 Jason Merrill <jason@redhat.com>
1359 * cp-tree.h (clone_attrs): Declare.
1360 * method.cc (implicitly_declare_fn): Use it for inherited
1362 * optimize.cc (clone_attrs): New.
1363 (maybe_clone_body): Use it.
1365 2023-06-28 Jason Merrill <jason@redhat.com>
1368 * constexpr.cc (cxx_eval_constant_expression): In C++26, allow cast
1369 from void* to the type of a pointed-to object.
1371 2023-06-23 David Malcolm <dmalcolm@redhat.com>
1374 * cp-name-hint.h (maybe_suggest_missing_header): New decl.
1375 * decl.cc: Define INCLUDE_MEMORY. Add include of
1376 "cp/cp-name-hint.h".
1377 (start_decl_1): Call maybe_suggest_missing_header.
1378 * name-lookup.cc (maybe_suggest_missing_header): Remove "static".
1380 2023-06-16 Alex Coplan <alex.coplan@arm.com>
1382 * parser.cc (cp_parser_enum_specifier): Don't reject
1383 elaborated-type-specifier with enum-base, instead emit new
1384 Welaborated-enum-base warning.
1386 2023-06-14 Jason Merrill <jason@redhat.com>
1390 * call.cc (joust_maybe_elide_copy): Don't change cand.
1391 (joust): Move the elided tiebreaker later.
1393 2023-06-13 David Malcolm <dmalcolm@redhat.com>
1396 * name-lookup.cc (missing_std_header::~missing_std_header): Reword
1397 note to avoid negative tone of "forgetting".
1399 2023-06-13 Jason Merrill <jason@redhat.com>
1401 * tree.cc (build_target_expr): Check TYPE_HAS_MUTABLE_P.
1403 2023-06-12 Tobias Burnus <tobias@codesourcery.com>
1405 * parser.cc (cp_parser_omp_clause_map): Reword error message for
1406 clearness especially with 'omp target (enter/exit) data.'
1407 * semantics.cc (handle_omp_array_sections): Handle
1408 GOMP_MAP_{ALWAYS_,}PRESENT_{TO,TOFROM,FROM,ALLOC} enum values.
1410 2023-06-12 Jason Merrill <jason@redhat.com>
1413 * call.cc (convert_like_internal) [ck_list]: Use
1414 maybe_init_list_as_array.
1415 * constexpr.cc (cxx_eval_vec_init_1): Init might have
1417 * tree.cc (build_vec_init_elt): Likewise.
1418 * init.cc (build_vec_init): Handle from_array from a
1419 TARGET_EXPR. Retain TARGET_EXPR of a different type.
1421 2023-06-11 Patrick Palka <ppalka@redhat.com>
1424 * constexpr.cc (cxx_eval_call_expression): Synthesize defaulted
1425 functions needed for constant evaluation.
1426 (instantiate_cx_fn_r): Likewise.
1428 2023-06-11 Patrick Palka <ppalka@redhat.com>
1431 * pt.cc (lookup_template_class): Extend shortcut for looking up the
1432 current class scope to consider outer class scopes too, and use
1433 current_nonlambda_class_type instead of current_class_type. Only
1434 call coerce_template_parms when specializing a primary template.
1436 2023-06-10 Nathan Sidwell <nathan@acm.org>
1439 * pt.cc (maybe_adjust_types_for_deduction): Implement DR976.
1441 2023-06-09 Jason Merrill <jason@redhat.com>
1445 * method.cc (build_comparison_op): Give retval a name.
1446 * typeck.cc (check_return_expr): Fix for nameless variables.
1448 2023-06-09 Jason Merrill <jason@redhat.com>
1450 * parser.cc (cp_parser_simple_type_specifier): Check for auto
1451 in template argument.
1452 (cp_parser_template_type_arg): Remove auto checking.
1454 2023-06-09 Jason Merrill <jason@redhat.com>
1457 * call.cc (maybe_init_list_as_array): Check that the element type is
1460 2023-06-07 Jason Merrill <jason@redhat.com>
1464 * cp-tree.h (INIT_EXPR_NRV_P): New.
1465 * semantics.cc (finalize_nrv_r): Check it.
1466 * name-lookup.h (decl_in_scope_p): Declare.
1467 * name-lookup.cc (decl_in_scope_p): New.
1468 * typeck.cc (check_return_expr): Allow non-NRV
1469 returns if the NRV is no longer in scope.
1471 2023-06-07 Jason Merrill <jason@redhat.com>
1474 * typeck.cc (want_nrvo_p): New.
1475 (check_return_expr): Handle -Wnrvo.
1477 2023-06-07 Jason Merrill <jason@redhat.com>
1481 * decl.cc (finish_function): Simplify NRV handling.
1482 * except.cc (maybe_set_retval_sentinel): Also set if NRV.
1483 (maybe_splice_retval_cleanup): Don't add the cleanup region
1484 if we don't need it.
1485 * semantics.cc (nrv_data): Add simple field.
1486 (finalize_nrv): Set it.
1487 (finalize_nrv_r): Check it and retval sentinel.
1488 * cp-tree.h (finalize_nrv): Adjust declaration.
1489 * typeck.cc (check_return_expr): Remove named_labels check.
1491 2023-06-07 Jason Merrill <jason@redhat.com>
1494 * typeck.cc (check_return_expr): Prevent NRV in the presence of
1497 2023-06-07 Jason Merrill <jason@redhat.com>
1500 * except.cc (maybe_splice_retval_cleanup): Change
1501 recognition of function body and try scopes.
1502 * semantics.cc (do_poplevel): Call it after poplevel.
1503 (at_try_scope): New.
1504 * cp-tree.h (maybe_splice_retval_cleanup): Adjust.
1506 2023-06-07 Jason Merrill <jason@redhat.com>
1508 * semantics.cc (finalize_nrv_r): [RETURN_EXPR]: Only replace the
1511 2023-06-06 Kwok Cheung Yeung <kcy@codesourcery.com>
1512 Tobias Burnus <tobias@codesourcery.com>
1514 * parser.cc (cp_parser_omp_clause_defaultmap,
1515 cp_parser_omp_clause_map): Parse 'present'.
1516 (cp_parser_omp_clause_from_to): New; parse to/from
1517 clauses with optional 'present' modifier.
1518 (cp_parser_omp_all_clauses): Update call.
1519 (cp_parser_omp_target_data, cp_parser_omp_target_enter_data,
1520 cp_parser_omp_target_exit_data): Handle new enum value for
1522 * semantics.cc (finish_omp_target): Likewise.
1524 2023-06-04 Jason Merrill <jason@redhat.com>
1527 * cp-tree.h (enum cp_tree_index): Add CPTI_CALL_TERMINATE_FN.
1528 (call_terminate_fn): New macro.
1529 * cp-gimplify.cc (gimplify_must_not_throw_expr): Use it.
1530 * except.cc (init_exception_processing): Set it.
1531 (cp_protect_cleanup_actions): Return it.
1533 2023-06-03 Patrick Palka <ppalka@redhat.com>
1536 * pt.cc (is_specialization_of_friend): Fix overbroad check for
1537 a non-template member function of a class template.
1539 2023-06-03 Patrick Palka <ppalka@redhat.com>
1541 * pt.cc (iterative_hash_template_arg): Don't hash
1542 TEMPLATE_TEMPLATE_PARM specially.
1544 2023-06-03 Patrick Palka <ppalka@redhat.com>
1546 * class.cc (build_base_path): Check in_template_context instead
1547 of in_template_function.
1548 (resolves_to_fixed_type_p): Likewise.
1549 * cp-tree.h (in_template_context): Define.
1550 (in_template_function): Remove.
1551 * decl.cc (cp_make_fname_decl): Check current_function_decl
1552 and in_template_context instead of in_template_function.
1553 * decl2.cc (mark_used): Check in_template_context instead of
1554 in_template_function.
1555 * pt.cc (in_template_function): Remove.
1556 * semantics.cc (enforce_access): Check in_template_context
1557 instead of current_template_parms directly.
1559 2023-06-03 Patrick Palka <ppalka@redhat.com>
1562 * mangle.cc (write_expression): Handle NOEXCEPT_EXPR.
1564 2023-06-02 Jason Merrill <jason@redhat.com>
1568 * call.cc (sfk_copy_or_move): New.
1569 (joust): Add tiebreaker for explicit conv and copy ctor.
1571 2023-06-02 Jason Merrill <jason@redhat.com>
1575 * call.cc (maybe_init_list_as_array): Set DECL_MERGEABLE.
1576 (convert_like_internal) [ck_list]: Set it.
1577 (set_up_extended_ref_temp): Copy it.
1578 * tree.cc (handle_no_unique_addr_attribute): Set it.
1580 2023-06-01 Jason Merrill <jason@redhat.com>
1582 * typeck2.cc (check_narrowing): Check flag_permissive.
1584 2023-05-30 Tobias Burnus <tobias@codesourcery.com>
1587 * parser.cc (cp_parser_oacc_all_clauses,
1588 cp_parser_omp_all_clauses): Improve error wording.
1590 2023-05-19 Andrew Pinski <apinski@marvell.com>
1593 * lang-specs.h ("@c++-header"): Add %w after
1595 ("@c++-system-header"): Likewise.
1596 ("@c++-user-header"): Likewise.
1598 2023-05-19 Patrick Palka <ppalka@redhat.com>
1600 * constraint.cc (normalize_concept_check): Avoid having to do
1601 two norm_cache lookups. Remove unnecessary early exit for an
1602 ill-formed concept definition.
1604 2023-05-19 Patrick Palka <ppalka@redhat.com>
1607 * pt.cc (lookup_and_finish_template_variable): Don't call
1608 convert_from_reference.
1609 (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Call
1610 convert_from_reference on the result of
1611 lookup_and_finish_template_variable.
1613 2023-05-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1615 * call.cc (promoted_arithmetic_type_p): Use _P defines from tree.h.
1616 (build_conditional_expr): Ditto.
1617 (convert_like_internal): Ditto.
1618 (convert_arg_to_ellipsis): Ditto.
1619 (build_over_call): Ditto.
1620 (compare_ics): Ditto.
1621 * class.cc (is_empty_base_ref): Ditto.
1622 * coroutines.cc (rewrite_param_uses): Ditto.
1623 * cp-tree.h (DECL_DISCRIMINATOR_P): Ditto.
1624 (ARITHMETIC_TYPE_P): Ditto.
1625 * cvt.cc (ocp_convert): Ditto.
1626 * cxx-pretty-print.cc (pp_cxx_template_argument_list): Ditto.
1627 * decl.cc (layout_var_decl): Ditto.
1628 (get_tuple_size): Ditto.
1629 * error.cc (dump_simple_decl): Ditto.
1630 * lambda.cc (start_lambda_scope): Ditto.
1631 * mangle.cc (write_template_arg): Ditto.
1632 * method.cc (spaceship_comp_cat): Ditto.
1633 * module.cc (node_template_info): Ditto.
1634 (trees_out::start): Ditto.
1635 (trees_out::decl_node): Ditto.
1636 (trees_in::read_var_def): Ditto.
1637 (set_instantiating_module): Ditto.
1638 * name-lookup.cc (maybe_record_mergeable_decl): Ditto.
1639 (consider_decl): Ditto.
1640 (maybe_add_fuzzy_decl): Ditto.
1641 * pt.cc (convert_nontype_argument): Ditto.
1642 * semantics.cc (handle_omp_array_sections_1): Ditto.
1643 (finish_omp_clauses): Ditto.
1644 (finish_omp_target_clauses_r): Ditto.
1645 (is_this_parameter): Ditto.
1646 * tree.cc (build_cplus_array_type): Ditto.
1647 (is_this_expression): Ditto.
1648 * typeck.cc (do_warn_enum_conversions): Ditto.
1649 * typeck2.cc (store_init_value): Ditto.
1650 (check_narrowing): Ditto.
1652 2023-05-17 Jakub Jelinek <jakub@redhat.com>
1655 * init.cc (build_zero_init_1): Don't initialize zero-width bitfields.
1656 For unions only initialize the first FIELD_DECL.
1658 2023-05-16 Marek Polacek <polacek@redhat.com>
1661 * typeck.cc (check_return_expr): In a template, return only after
1662 suppressing -Wdangling-reference.
1664 2023-05-16 Patrick Palka <ppalka@redhat.com>
1667 * call.cc (add_list_candidates): Check for invalid designated
1668 initialization sooner and even for types that have a list
1671 2023-05-11 Patrick Palka <ppalka@redhat.com>
1674 * typeck2.cc (poison_mutable_constructors): Define.
1675 (store_init_value): Use it instead of setting
1676 CONSTRUCTOR_MUTABLE_POISON directly.
1678 2023-05-11 Patrick Palka <ppalka@redhat.com>
1679 Jonathan Wakely <jwakely@redhat.com>
1684 * pt.cc (convert_nontype_argument_function): Remove linkage
1685 requirement for C++17 and later.
1686 (invalid_tparm_referent_p) <case ADDR_EXPR>: Restrict
1687 DECL_ARTIFICIAL rejection test to VAR_DECL.
1689 2023-05-10 Marek Polacek <polacek@redhat.com>
1692 * method.cc (build_trait_object): New.
1693 (assignable_expr): Use it.
1694 (ref_xes_from_temporary): Likewise.
1695 (is_convertible_helper): Likewise. Check FUNC_OR_METHOD_TYPE_P.
1697 2023-05-10 Jason Merrill <jason@redhat.com>
1699 * call.cc (convert_like_internal): Share ck_ref_bind handling
1700 between all bad conversions.
1702 2023-05-10 Jason Merrill <jason@redhat.com>
1705 * constexpr.cc (cxx_eval_outermost_constant_expr): Preserve
1707 (potential_constant_expression_1): Check TARGET_EXPR_ELIDING_P.
1708 * typeck2.cc (store_init_value): Diagnose constinit sooner.
1710 2023-05-10 Jason Merrill <jason@redhat.com>
1712 * constexpr.cc (cxx_eval_outermost_constant_expr): Always check
1713 for address of immediate fn.
1714 (maybe_constant_init_1): Evaluate PTRMEM_CST.
1716 2023-05-10 Jakub Jelinek <jakub@redhat.com>
1719 * parser.cc (cp_parser_std_attribute): For unknown attributes with
1720 arguments set TREE_VALUE (attribute) to error_mark_node after skipping
1721 the balanced tokens.
1722 (cp_parser_std_attribute_list): If ... is used after attribute without
1723 arguments, diagnose it and return error_mark_node. If
1724 TREE_VALUE (attribute) is error_mark_node, don't call
1725 make_pack_expansion nor return early error_mark_node.
1727 2023-05-09 Patrick Palka <ppalka@redhat.com>
1730 * constraint.cc (satisfaction_cache::satisfaction_cache): In the
1731 unexpected case of evaluating an atom for the first time noisily,
1732 remove the cache slot that we inserted.
1734 2023-05-09 Patrick Palka <ppalka@redhat.com>
1737 * parser.cc (cp_parser_class_specifier): Don't pass a class
1738 context to noexcept_override_late_checks.
1739 (noexcept_override_late_checks): Remove 'type' parameter
1740 and use DECL_CONTEXT of 'fndecl' instead.
1742 2023-05-09 Jakub Jelinek <jakub@redhat.com>
1745 * cp-gimplify.cc (process_stmt_assume_attribute): Diagnose pack
1746 expansion of assume attribute.
1748 2023-05-08 Patrick Palka <ppalka@redhat.com>
1752 * pt.cc (do_auto_deduction): Move up resolve_nondeduced_context
1753 calls to happen before do_class_deduction. Add some
1754 error_mark_node tests.
1756 2023-05-07 Patrick Palka <ppalka@redhat.com>
1759 * cxx-pretty-print.cc (cxx_pretty_printer::unary_expression)
1760 <case ALIGNOF_EXPR>: Consider ALIGNOF_EXPR_STD_P.
1761 * error.cc (dump_expr) <case ALIGNOF_EXPR>: Likewise.
1763 2023-05-07 Patrick Palka <ppalka@redhat.com>
1767 * decl.cc (decl_jump_unsafe): Return bool instead of int.
1768 Don't consider TYPE_HAS_NONTRIVIAL_DESTRUCTOR.
1769 (check_previous_goto_1): Simplify now that decl_jump_unsafe
1770 returns bool instead of int.
1771 (check_goto): Likewise.
1773 2023-05-07 Patrick Palka <ppalka@redhat.com>
1775 * pt.cc (instantiate_alias_template): Exit early upon
1776 error from coerce_template_parms. Remove dependence test
1777 guarding constraints_satisfied_p.
1779 2023-05-07 Patrick Palka <ppalka@redhat.com>
1781 * cp-tree.h (PLACEHOLDER_TYPE_CONSTRAINTS_INFO): Harden via
1782 TEMPLATE_TYPE_PARM_CHECK.
1783 (TPARMS_PRIMARY_TEMPLATE): Harden via TREE_VEC_CHECK.
1784 (TEMPLATE_TEMPLATE_PARM_TEMPLATE_DECL): Harden via
1785 TEMPLATE_TEMPLATE_PARM_CHECK.
1786 * cxx-pretty-print.cc (cxx_pretty_printer::simple_type_specifier):
1787 Guard PLACEHOLDER_TYPE_CONSTRAINTS access.
1788 * error.cc (dump_type) <case TEMPLATE_TYPE_PARM>: Use separate
1789 variable to store CLASS_PLACEHOLDER_TEMPLATE result.
1790 * pt.cc (outer_template_args): Use strip_innermost_template_args.
1791 (any_type_dependent_arguments_p): Exit early if
1792 !processing_template_decl. Use range-based for.
1793 (any_dependent_template_arguments_p): Likewise.
1795 2023-05-07 Patrick Palka <ppalka@redhat.com>
1798 * pt.cc (tsubst_copy_and_build) <case COMPONENT_REF>: Propagate
1799 REF_PARENTHESIZED_P more generally via force_paren_expr.
1800 * semantics.cc (force_paren_expr): Document default argument.
1802 2023-05-07 Patrick Palka <ppalka@redhat.com>
1805 * pt.cc (coerce_template_args_for_ttp): Mention we can hit the
1806 current_template_parms fallback when level-lowering a bound ttp.
1807 (tsubst_template_decl): Add lambda_tparms parameter. Prefer to
1808 use lambda_tparms instead of substituting DECL_TEMPLATE_PARMS.
1809 (tsubst_decl) <case TEMPLATE_DECL>: Pass NULL_TREE as lambda_tparms
1810 to tsubst_template_decl.
1811 (tsubst_lambda_expr): For a generic lambda, substitute
1812 DECL_TEMPLATE_PARMS and set current_template_parms to it
1813 before substituting the function type. Pass the substituted
1814 DECL_TEMPLATE_PARMS as lambda_tparms to tsubst_template_decl.
1816 2023-05-07 Patrick Palka <ppalka@redhat.com>
1819 * semantics.cc (enforce_access): Check current_template_parms
1820 instead of processing_template_decl when deciding whether to
1821 defer the access check.
1823 2023-05-07 Patrick Palka <ppalka@redhat.com>
1826 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>:
1827 Reorganize to call get_fns sooner. Remove special handling of
1828 the object argument of a non-static member function call. Remove
1829 dead store to 'fun'.
1831 2023-05-05 Jason Merrill <jason@redhat.com>
1834 2023-04-27 Jason Merrill <jason@redhat.com>
1837 * pt.cc (instantiate_decl): Assert !defer_ok for local
1840 2023-05-03 Jason Merrill <jason@redhat.com>
1844 * friend.cc (do_friend): Don't call check_explicit_specialization if
1845 DECL_TEMPLATE_INFO is already set.
1846 * decl2.cc (check_classfn): Set DECL_TEMPLATE_INFO.
1847 * name-lookup.cc (set_decl_namespace): Likewise.
1849 2023-05-03 Jakub Jelinek <jakub@redhat.com>
1851 * cp-gimplify.cc (cp_fold_data): Move definition earlier.
1852 (cp_gimplify_expr): Pass address of ff_genericize | ff_mce_false
1853 constructed data rather than &pset to cp_walk_tree with cp_fold_r.
1855 2023-05-03 Jason Merrill <jason@redhat.com>
1857 * pt.cc (reduce_template_parm_level): Fix comparison of
1858 template template parm to cached version.
1860 2023-05-02 Jason Merrill <jason@redhat.com>
1862 * pt.cc (instantiate_class_template): Skip the RECORD_TYPE
1863 of a class template.
1864 (tsubst_template_decl): Clear CLASSTYPE_USE_TEMPLATE.
1866 2023-05-02 Jason Merrill <jason@redhat.com>
1868 * name-lookup.cc (pop_from_top_level): Don't
1869 invalidate_class_lookup_cache.
1871 2023-05-02 Jason Merrill <jason@redhat.com>
1874 * cp-tree.h (lookup_base): Add offset parm.
1875 * constexpr.cc (cxx_fold_indirect_ref_1): Pass it.
1876 * search.cc (struct lookup_base_data_s): Add offset.
1877 (dfs_lookup_base): Handle it.
1878 (lookup_base): Pass it.
1880 2023-05-02 Jason Merrill <jason@redhat.com>
1883 * constexpr.cc (cxx_fold_indirect_ref_1): Handle empty base first.
1885 2023-05-01 Jason Merrill <jason@redhat.com>
1888 * name-lookup.cc (maybe_push_to_top_level)
1889 (maybe_pop_from_top_level): Split out...
1890 * pt.cc (instantiate_body): ...from here.
1891 * init.cc (maybe_instantiate_nsdmi_init): Use them.
1892 * name-lookup.h: Declare them..
1894 2023-04-28 Eugene Rozenfeld <erozen@microsoft.com>
1896 * Make-lang.in: Merge perf data collected when compiling cc1plus and runtime libraries
1898 2023-04-27 Jason Merrill <jason@redhat.com>
1900 * call.cc (print_conversion_rejection): Use iloc_sentinel.
1902 2023-04-27 Jason Merrill <jason@redhat.com>
1905 * pt.cc (instantiate_decl): Assert !defer_ok for local
1908 2023-04-26 Jason Merrill <jason@redhat.com>
1910 * init.cc (nsdmi_inst): Remove.
1911 (maybe_instantiate_nsdmi_init): Use DECL_INITIAL instead.
1913 2023-04-26 Jason Merrill <jason@redhat.com>
1916 * pt.cc (instantiate_class_template): Do partially instantiate.
1917 (tsubst_expr): Do call complete_type for partial instantiations.
1919 2023-04-26 Jason Merrill <jason@redhat.com>
1922 * pt.cc (regenerate_decl_from_template): Skip unique friends.
1924 2023-04-26 Patrick Palka <ppalka@redhat.com>
1926 * pt.cc (most_specialized_partial_spec): Exit early when
1927 DECL_TEMPLATE_SPECIALIZATIONS is empty. Move local variable
1928 declarations closer to their first use. Remove redundant
1929 flag_concepts test. Remove redundant forward declaration.
1931 2023-04-25 Patrick Palka <ppalka@redhat.com>
1934 * pt.cc (value_dependent_expression_p) <case VAR_DECL>:
1935 Suppress conservative early exit for reference variables
1936 when DECL_HAS_VALUE_EXPR_P.
1938 2023-04-25 Tobias Burnus <tobias@codesourcery.com>
1940 * parser.cc (cp_parser_omp_scan_loop_body): Handle
1941 zero exec statements before/after 'omp scan'.
1943 2023-04-24 Patrick Palka <ppalka@redhat.com>
1945 * cp-tree.h (cp_expr_location): Define here.
1946 * tree.cc (cp_expr_location): Don't define here.
1948 2023-04-21 Jason Merrill <jason@redhat.com>
1951 * decl.cc (grokdeclarator): Don't clear typedef_decl after 'unsigned
1952 typedef' pedwarn. Use c_common_signed_or_unsigned_type. Also
1953 handle 'signed typedef'.
1955 2023-04-21 Patrick Palka <ppalka@redhat.com>
1957 * tree.cc (cp_walk_subtrees): Avoid repeatedly dereferencing tp.
1958 <case DECLTYPE_TYPE>: Use cp_unevaluated and WALK_SUBTREE.
1959 <case ALIGNOF_EXPR etc>: Likewise.
1961 2023-04-20 Patrick Palka <ppalka@redhat.com>
1963 * pt.cc (tsubst) <case TEMPLATE_TYPE_PARM>: Don't recurse when
1964 level lowering a cv-qualified type template parameter. Remove
1965 recursive loop breaker in the level lowering case for constrained
1966 autos. Use the TEMPLATE_PARM_DESCENDANTS cache in this case as
1969 2023-04-20 Patrick Palka <ppalka@redhat.com>
1971 * constraint.cc (diagnose_trait_expr): Convert a TREE_VEC
1972 of arguments into a TREE_LIST for sake of pretty printing.
1973 * cxx-pretty-print.cc (pp_cxx_trait): Handle TREE_VEC
1974 instead of TREE_LIST of trailing variadic trait arguments.
1975 * method.cc (constructible_expr): Likewise.
1976 (is_xible_helper): Likewise.
1977 * parser.cc (cp_parser_trait): Represent trailing variadic trait
1978 arguments as a TREE_VEC instead of TREE_LIST.
1979 * pt.cc (value_dependent_expression_p): Handle TREE_VEC
1980 instead of TREE_LIST of trailing variadic trait arguments.
1981 * semantics.cc (finish_type_pack_element): Likewise.
1982 (check_trait_type): Likewise.
1984 2023-04-20 Patrick Palka <ppalka@redhat.com>
1986 * tree.cc (strip_typedefs): Move TREE_LIST handling to
1987 strip_typedefs_expr. Dispatch to strip_typedefs_expr for
1989 <case TYPENAME_TYPE>: Remove manual dispatching to
1990 strip_typedefs_expr.
1991 <case TRAIT_TYPE>: Likewise.
1992 (strip_typedefs_expr): Replaces calls to strip_typedefs_expr
1993 with strip_typedefs throughout. Don't dispatch to strip_typedefs
1995 <case TREE_LIST>: Replace this with the better version from
1998 2023-04-19 Patrick Palka <ppalka@redhat.com>
1999 Jonathan Wakely <jwakely@redhat.com>
2002 * cp-trait.def (TYPE_PACK_ELEMENT): Define.
2003 * cp-tree.h (finish_trait_type): Add complain parameter.
2004 * cxx-pretty-print.cc (pp_cxx_trait): Handle
2005 CPTK_TYPE_PACK_ELEMENT.
2006 * parser.cc (cp_parser_constant_expression): Document default
2008 (cp_parser_trait): Handle CPTK_TYPE_PACK_ELEMENT. Pass
2009 tf_warning_or_error to finish_trait_type.
2010 * pt.cc (tsubst) <case TRAIT_TYPE>: Handle non-type first
2011 argument. Pass complain to finish_trait_type.
2012 * semantics.cc (finish_type_pack_element): Define.
2013 (finish_trait_type): Add complain parameter. Handle
2014 CPTK_TYPE_PACK_ELEMENT.
2015 * tree.cc (strip_typedefs): Handle non-type first argument.
2016 Pass tf_warning_or_error to finish_trait_type.
2017 * typeck.cc (structural_comptypes) <case TRAIT_TYPE>: Use
2018 cp_tree_equal instead of same_type_p for the first argument.
2020 2023-04-19 Patrick Palka <ppalka@redhat.com>
2023 * pt.cc (try_class_unification): Don't ggc_free the copy of
2026 2023-04-19 Jason Merrill <jason@redhat.com>
2029 * decl.cc (grokdeclarator): Keep typedef_decl for __int128_t.
2031 2023-04-17 Patrick Palka <ppalka@redhat.com>
2034 * pt.cc (tsubst) <case BOUND_TEMPLATE_TEMPLATE_PARM>:
2035 In the level-lowering case just use lookup_template_class
2036 to rebuild the bound ttp.
2038 2023-04-15 Jason Merrill <jason@redhat.com>
2041 * constexpr.cc (cxx_eval_constant_expression) [TARGET_EXPR]:
2042 Check for complex initializer.
2044 2023-04-13 Patrick Palka <ppalka@redhat.com>
2047 * decl.cc (make_typename_type): Also ignore non-types during the
2048 lookup if tag_type corresponds to an elaborated-type-specifier.
2049 * pt.cc (tsubst) <case TYPENAME_TYPE>: Pass class_type or
2050 enum_type as tag_type to make_typename_type accordingly instead
2051 of always passing typename_type.
2053 2023-04-13 Jason Merrill <jason@redhat.com>
2056 * semantics.cc (check_trait_type): Handle incomplete type directly.
2057 * typeck2.cc (cxx_incomplete_type_diagnostic): Remove assert.
2059 2023-04-13 Jason Merrill <jason@redhat.com>
2061 * typeck2.cc (cxx_incomplete_type_diagnostic): Return bool.
2062 * cp-tree.h (cxx_incomplete_type_diagnostic): Adjust.
2064 2023-04-12 Jakub Jelinek <jakub@redhat.com>
2066 * Make-lang.in (s-cp-module-version): New target.
2067 (cp/module.o): Depend on it.
2068 (MODULE_VERSION): Remove variable.
2069 (CFLAGS-cp/module.o): For -DMODULE_VERSION= argument just
2070 cat s-cp-module-version.
2072 2023-04-09 Iain Sandoe <iain@sandoe.co.uk>
2074 * coroutines.cc (coro_rewrite_function_body): Ensure that added
2075 bind expressions have scope blocks.
2077 2023-04-04 Jason Merrill <jason@redhat.com>
2080 * decl2.cc (find_last_decl): Return early if DECL_USE_TEMPLATE.
2082 2023-04-03 Patrick Palka <ppalka@redhat.com>
2085 * decl.cc (cp_finish_decl): Diagnose ordinary auto deduction
2086 with no initializer, instead of asserting.
2088 2023-04-01 Patrick Palka <ppalka@redhat.com>
2091 * cp-tree.h (do_auto_deduction): Add defaulted tmpl parameter.
2092 * pt.cc (convert_template_argument): Pass 'in_decl' as 'tmpl' to
2094 (tsubst_decl) <case VAR_/TYPE_DECL>: Pass 'tmpl' instead of 't' as
2095 'in_decl' to coerce_template_parms.
2096 (unify) <case TEMPLATE_PARM_INDEX>: Pass TPARMS_PRIMARY_TEMPLATE
2097 as 'tmpl' to do_auto_deduction.
2098 (do_auto_deduction): Document default arguments. Rename local
2099 variable 'tmpl' to 'ctmpl'. Use 'tmpl' to obtain a full set of
2100 template arguments for satisfaction in the adc_unify case.
2102 2023-04-01 Patrick Palka <ppalka@redhat.com>
2106 * pt.cc (invalid_tparm_referent_p): Accept ADDR_EXPR of
2108 (instantiate_class_template): Call mark_template_arguments_used.
2109 (tsubst_copy_and_build) <case CALL_EXPR>: Revert r13-995 change.
2110 (mark_template_arguments_used): Define.
2111 (instantiate_body): Call mark_template_arguments_used.
2113 2023-04-01 Iain Sandoe <iain@sandoe.co.uk>
2116 * coroutines.cc (flatten_await_stmt): Use the current count of
2117 promoted temporaries to build a unique name for the frame entries.
2119 2023-03-30 Jason Merrill <jason@redhat.com>
2122 * search.cc (type_context_for_name_lookup): New.
2123 (accessible_p): Handle anonymous union.
2124 * init.cc (maybe_instantiate_nsdmi_init): Use
2125 type_context_for_name_lookup.
2126 * parser.cc (cp_parser_class_specifier): Likewise.
2127 * cp-tree.h (type_context_for_name_lookup): Declare.
2129 2023-03-30 Jason Merrill <jason@redhat.com>
2132 * pt.cc (unify) [FUNCTION_TYPE]: Handle function pointer
2135 2023-03-30 Jakub Jelinek <jakub@redhat.com>
2138 * decl2.cc (grok_array_decl): After emitting a pedwarn for
2139 -Wcomma-subscript, if processing_template_decl set orig_index_exp
2140 to compound expr from orig_index_exp_list.
2142 2023-03-30 Jason Merrill <jason@redhat.com>
2146 * decl2.cc (record_mangling): Use symtab_node::reset.
2148 2023-03-30 Jakub Jelinek <jakub@redhat.com>
2151 * call.cc (convert_like_internal): If pedwarn for extended float
2152 type conversions doesn't report anything, avoid calling
2153 maybe_inform_about_fndecl_for_bogus_argument_init.
2155 2023-03-29 Jason Merrill <jason@redhat.com>
2159 * pt.cc (alias_ctad_tweaks): Rewrite deduced args.
2160 (type_targs_deducible_from): Handle null pack deduction.
2162 2023-03-28 David Malcolm <dmalcolm@redhat.com>
2165 * parser.cc (cp_parser_binary_expression): Update for new param of
2166 check_for_xor_used_as_pow.
2168 2023-03-28 Jakub Jelinek <jakub@redhat.com>
2171 * contracts.cc: Include intl.h.
2172 (check_postcondition_result): Don't form diagnostics from two halves
2173 of an English message to allow translations.
2175 2023-03-24 Patrick Palka <ppalka@redhat.com>
2178 * parser.cc (cp_parser_class_specifier): Clear current_class_ptr
2179 and current_class_ref sooner, before parsing a class definition.
2181 2023-03-24 Jason Merrill <jason@redhat.com>
2184 * pt.cc (type_unification_real): Adjust for partial ordering.
2186 2023-03-23 Jason Merrill <jason@redhat.com>
2189 * typeck.cc (build_ptrmemfunc): Drop 0-offset optimization
2190 and location wrappers.
2192 2023-03-23 Marek Polacek <polacek@redhat.com>
2195 * call.cc (class_has_reference_member_p): New.
2196 (class_has_reference_member_p_r): New.
2197 (reference_like_class_p): Don't look for a specific constructor.
2198 Use a DFS walk with class_has_reference_member_p_r.
2200 2023-03-23 Jason Merrill <jason@redhat.com>
2203 * pt.cc (find_parameter_packs_r): Handle null TREE_BINFO.
2205 2023-03-22 Jason Merrill <jason@redhat.com>
2208 * pt.cc (unify): Use fold of build_nop instead of fold_convert.
2210 2023-03-22 Jason Merrill <jason@redhat.com>
2213 * semantics.cc (finish_id_expression_1): Check scope before
2214 returning id_expression.
2216 2023-03-22 Alex Coplan <alex.coplan@arm.com>
2219 * call.cc (build_over_call): Use make_temp_override to suppress
2220 both unavailable and deprecated warnings when calling
2223 2023-03-21 Jason Merrill <jason@redhat.com>
2226 * init.cc (maybe_instantiate_nsdmi_init): Don't leave
2227 current_function_decl set to a constructor.
2229 2023-03-20 Marek Polacek <polacek@redhat.com>
2232 * call.cc (add_template_candidate_real): Add explicit decls to the
2233 set of candidates when the initializer is a braced-init-list.
2235 2023-03-20 Jakub Jelinek <jakub@redhat.com>
2238 * cp-tree.h (var_needs_tls_wrapper): Declare.
2239 * decl2.cc (var_needs_tls_wrapper): No longer static.
2240 * decl.cc (cp_finish_decl): Clear TREE_READONLY on TLS variables
2241 for which a TLS wrapper will be needed.
2243 2023-03-17 Jason Merrill <jason@redhat.com>
2246 * lambda.cc (prune_lambda_captures): Don't bother in a template.
2248 2023-03-17 Jason Merrill <jason@redhat.com>
2251 * except.cc (build_throw): Check dtor access.
2253 2023-03-17 Jason Merrill <jason@redhat.com>
2256 * friend.cc (do_friend): Handle namespace as scope argument.
2257 * decl.cc (grokdeclarator): Pass down in_namespace.
2259 2023-03-16 Jason Merrill <jason@redhat.com>
2262 * init.cc (get_nsdmi): Split out...
2263 (maybe_instantiate_nsdmi_init): ...this function.
2264 * cp-tree.h: Declare it.
2265 * pt.cc (tsubst_expr): Use it.
2267 2023-03-16 Jason Merrill <jason@redhat.com>
2270 * pt.cc (tsubst_expr) [TAG_DEFN]: Handle partial instantiation.
2272 2023-03-16 Jason Merrill <jason@redhat.com>
2275 * semantics.cc (finish_qualified_id_expr): Don't try to build a
2276 pointer-to-member if the scope is an enumeration.
2278 2023-03-16 Patrick Palka <ppalka@redhat.com>
2281 * constexpr.cc (maybe_constant_init_1): For an unevaluated
2282 non-manifestly-constant operand, don't constant evaluate
2283 and instead call fold_to_constant as in maybe_constant_value.
2285 2023-03-16 Patrick Palka <ppalka@redhat.com>
2288 * constraint.cc (satisfaction_cache::get): Relax overly strict
2289 checking assert in the constraint recursion case.
2291 2023-03-16 Jason Merrill <jason@redhat.com>
2294 * coroutines.cc (build_co_await): Handle lvalue 'o'.
2296 2023-03-15 Jason Merrill <jason@redhat.com>
2300 * typeck.cc (cp_build_modify_expr): Allow array initialization of
2301 DECL_ARTIFICIAL variable.
2303 2023-03-15 Marek Polacek <polacek@redhat.com>
2306 * constexpr.cc (cxx_eval_store_expression): Strip location wrappers.
2308 2023-03-15 Jason Merrill <jason@redhat.com>
2311 * semantics.cc (check_template_template_default_arg): Check
2312 maybe_get_template_decl_from_type_decl.
2314 2023-03-15 Jason Merrill <jason@redhat.com>
2319 * pt.cc (coerce_template_template_parms): Use args from
2320 DECL_CONTEXT (arg_tmpl) instead of outer_args.
2322 2023-03-15 Jason Merrill <jason@redhat.com>
2325 * pt.cc (coerce_template_template_parms): Take the arg and parm
2327 (coerce_template_template_parm): Adjust.
2328 (template_template_parm_bindings_ok_p): Adjust.
2329 (convert_template_argument): Adjust.
2331 2023-03-14 Patrick Palka <ppalka@redhat.com>
2334 * pt.cc (push_inline_template_parms_recursive): Set
2335 TEMPLATE_PARMS_CONSTRAINTS.
2336 (push_template_decl): For an out-of-line declaration, verify
2337 constraints for each enclosing template scope match those of the
2338 original template declaratation.
2340 2023-03-14 Patrick Palka <ppalka@redhat.com>
2343 * pt.cc (redeclare_class_template): Add missing "of" in
2344 constraint mismatch diagnostic.
2345 (tsubst_friend_class): For an already declared class template,
2346 substitute and pass the friend declaration's constraints to
2347 redeclare_class_template instead of passing the existing
2348 template's constraints.
2350 2023-03-14 Jason Merrill <jason@redhat.com>
2353 * pt.cc (unify_pack_expansion): Check that TPARMS_PRIMARY_TEMPLATE
2356 2023-03-14 Jason Merrill <jason@redhat.com>
2359 * cp-gimplify.cc (genericize_if_stmt): Restore folding
2360 of constant conditions.
2362 2023-03-14 Jakub Jelinek <jakub@redhat.com>
2365 * tree.cc (record_has_unique_obj_representations): Ignore unnamed
2368 2023-03-13 Jason Merrill <jason@redhat.com>
2371 * parser.cc (cp_parser_set_decl_spec_type): Use
2372 redefined_builtin_type for extended_float_type_p.
2374 2023-03-13 Marek Polacek <polacek@redhat.com>
2377 * call.cc (reference_like_class_p): Check for std::span.
2379 2023-03-10 Jakub Jelinek <jakub@redhat.com>
2382 * decl.cc (cp_finish_decl): Don't clear TREE_READONLY on
2383 automatic non-aggregate variables just because of
2384 -fmerge-all-constants.
2386 2023-03-10 Jakub Jelinek <jakub@redhat.com>
2389 * class.cc (end_of_class): For bit-fields, instead of computing
2390 offset as sum of byte_position (field) and DECL_SIZE_UNIT (field),
2391 compute it as sum of bit_position (field) and DECL_SIZE (field)
2392 divided by BITS_PER_UNIT rounded up.
2394 2023-03-10 Jason Merrill <jason@redhat.com>
2397 * lambda.cc (compare_lambda_template_head): Check more
2398 for error_mark_node.
2400 2023-03-10 Jason Merrill <jason@redhat.com>
2403 * mangle.cc (anon_aggr_naming_decl): New.
2404 (write_unqualified_name): Use it.
2406 2023-03-10 Jakub Jelinek <jakub@redhat.com>
2409 * decl.cc (poplevel): Suppress OPT_Wunused_variable warning
2410 after diagnosing it.
2412 2023-03-10 Jason Merrill <jason@redhat.com>
2415 * decl.cc (grokdeclarator): Handle non-typedef typedef_decl.
2417 2023-03-10 Jason Merrill <jason@redhat.com>
2420 * class.cc (instantiate_type): Strip location wrapper.
2422 2023-03-09 Jason Merrill <jason@redhat.com>
2425 * init.cc (find_allocator_temps_r): New.
2426 (combine_allocator_temps): Replace find_allocator_temp.
2427 (build_vec_init): Adjust.
2429 2023-03-09 Jason Merrill <jason@redhat.com>
2433 * pt.cc (alias_ctad_tweaks): Continue after deduction failure.
2435 2023-03-09 Jason Merrill <jason@redhat.com>
2436 Michael Spertus <mike@spertus.com>
2439 * pt.cc (corresponding_template_parameter_list): Split out...
2440 (corresponding_template_parameter): ...from here.
2441 (find_template_parameters): Factor out...
2442 (find_template_parameter_info::find_in): ...this function.
2443 (find_template_parameter_info::find_in_recursive): New.
2444 (find_template_parameter_info::found): New.
2445 (alias_ctad_tweaks): Only add parms used in the deduced args.
2447 2023-03-09 Jason Merrill <jason@redhat.com>
2449 * cp-trait.def (IS_DEDUCIBLE): Add space to name.
2451 2023-03-09 Jason Merrill <jason@redhat.com>
2454 * cp-trait.def (IS_DEDUCIBLE): New.
2455 * cxx-pretty-print.cc (pp_cxx_trait): Handle non-type.
2456 * parser.cc (cp_parser_trait): Likewise.
2457 * tree.cc (cp_tree_equal): Likewise.
2458 * pt.cc (tsubst_copy_and_build): Likewise.
2459 (type_targs_deducible_from): New.
2460 (alias_ctad_tweaks): Use it.
2461 * semantics.cc (trait_expr_value): Handle CPTK_IS_DEDUCIBLE.
2462 (finish_trait_expr): Likewise.
2463 * constraint.cc (diagnose_trait_expr): Likewise.
2464 * cp-tree.h (type_targs_deducible_from): Declare.
2466 2023-03-07 Jason Merrill <jason@redhat.com>
2470 * pt.cc (tsubst_function_decl): Don't replace the closure
2471 parameter if DECL_STATIC_FUNCTION_P.
2473 2023-03-07 Marek Polacek <polacek@redhat.com>
2476 * call.cc (reference_like_class_p): New.
2477 (do_warn_dangling_reference): Add new bool parameter. See through
2478 reference_like_class_p.
2480 2023-03-07 Jakub Jelinek <jakub@redhat.com>
2483 * rtti.cc (emit_support_tinfo_1): Don't assert that last
2484 unemitted_tinfo_decls element is tinfo, instead pop from it only in
2486 * decl2.cc (c_parse_final_cleanups): Don't call emit_tinfo_decl
2487 for unemitted_tinfO_decls which have already non-NULL DECL_INITIAL.
2489 2023-03-07 Marek Polacek <polacek@redhat.com>
2492 * constexpr.cc (cxx_eval_call_expression): Relax assert.
2494 2023-03-07 Marek Polacek <polacek@redhat.com>
2497 * constexpr.cc (potential_constant_expression_1) <case CALL_EXPR>: Pass
2498 'any' when recursing on a VAR_DECL and not a pointer to function.
2500 2023-03-04 Jakub Jelinek <jakub@redhat.com>
2503 * constexpr.cc: Include toplev.h.
2504 (cxx_eval_constant_expression) <case DECL_EXPR>: When seeing a local
2505 static initialized by constant expression outside of a constexpr
2506 function which has been deferred by make_rtl_for_nonlocal_decl,
2507 call rest_of_decl_compilation on it.
2509 2023-03-03 Patrick Palka <ppalka@redhat.com>
2512 * pt.cc (el_data::skipped_trees): New data member.
2513 (extract_locals_r): Push to skipped_trees any unevaluated
2514 contexts that we skipped over.
2515 (extract_local_specs): For the second walk, start from each
2516 tree in skipped_trees.
2518 2023-03-03 Alexandre Oliva <oliva@adacore.com>
2520 * typeck.cc (cp_build_binary_op): Suppress redundant warning
2521 for pfn null test in pmfn test with vbit-in-delta.
2523 2023-03-02 Jakub Jelinek <jakub@redhat.com>
2526 * cp-tree.h (enum cp_tree_index): Remove CPTI_FALLBACK_DFLOAT*_TYPE
2528 (fallback_dfloat32_type, fallback_dfloat64_type,
2529 fallback_dfloat128_type): Remove.
2530 * rtti.cc (emit_support_tinfo_1): If not emitted already, call
2531 emit_tinfo_decl and remove from unemitted_tinfo_decls right away.
2532 (emit_support_tinfos): Move &dfloat*_type_node from fundamentals array
2533 into new fundamentals_with_fallback array. Call emit_support_tinfo_1
2534 on elements of that array too, with the difference that if
2535 the type is NULL, use a fallback REAL_TYPE for it temporarily.
2536 Drop the !targetm.decimal_float_supported_p () handling. Call
2537 targetm.emit_support_tinfos at the end.
2538 * mangle.cc (write_builtin_type): Remove references to
2539 fallback_dfloat*_type. Handle bfloat16_type_node mangling.
2541 2023-03-02 Patrick Palka <ppalka@redhat.com>
2545 * cp-gimplify.cc (cp_fully_fold): Add an internal overload that
2546 additionally takes and propagate an mce_value parameter, and
2547 define the existing public overload in terms of it.
2548 (cp_fully_fold_init): Pass mce_false to cp_fully_fold.
2550 2023-03-02 Patrick Palka <ppalka@redhat.com>
2553 * constexpr.cc (maybe_constant_init_1): Override
2554 manifestly_const_eval to true if is_static.
2556 2023-03-02 Jakub Jelinek <jakub@redhat.com>
2559 * cp-gimplify.cc (cp_genericize_r) <case USING_STMT>: Set
2560 DECL_SOURCE_LOCATION on IMPORTED_DECL to expression location
2561 of USING_STMT or input_location.
2563 2023-03-02 Marek Polacek <polacek@redhat.com>
2566 * parser.cc (class_decl_loc_t::diag_mismatched_tags): If the first
2567 lookup of SPEC didn't find anything, try to look for
2568 most_general_template.
2570 2023-03-02 Jakub Jelinek <jakub@redhat.com>
2573 * parser.cc (cp_convert_omp_range_for): Allow in assert
2574 decomp_first_name without DECL_HAS_VALUE_EXPR_P if it has
2575 error_mark_node type.
2576 (cp_finish_omp_range_for): Don't set DECL_HAS_VALUE_EXPR_P back
2577 on decls which have error_mark_node type.
2579 2023-03-01 Marek Polacek <polacek@redhat.com>
2582 * constexpr.cc (cxx_eval_constant_expression): Emit an error when
2583 a PTRMEM_CST cannot be evaluated.
2585 2023-03-01 Patrick Palka <ppalka@redhat.com>
2587 * pt.cc (tsubst_scope): Define.
2588 (tsubst_decl) <case USING_DECL>: Call tsubst_scope instead of
2589 calling tsubst_scope with tf_qualifying_scope set.
2590 (tsubst_qualified_id): Call tsubst_scope instead of
2591 calling tsubst with tf_qualifying_scope set.
2592 (tsubst_copy): Immediately delegate to tsubst for all TYPE_P
2593 trees. Remove tf_qualifying_scope manipulation.
2594 <case SCOPE_REF>: Call tsubst_scope instead of calling
2595 tsubst with tf_qualifying_scope set.
2597 2023-03-01 Patrick Palka <ppalka@redhat.com>
2598 Jason Merrill <jason@redhat.com>
2602 * constexpr.cc (fold_to_constant): Define.
2603 (maybe_constant_value): Move up early exit test for unevaluated
2604 operands. Try reducing an unevaluated operand to a constant via
2606 (fold_non_dependent_expr_template): Add early exit test for
2607 CONSTANT_CLASS_P nodes. Try reducing an unevaluated operand
2608 to a constant via fold_to_constant.
2609 * cp-tree.h (fold_to_constant): Declare.
2611 2023-03-01 Jakub Jelinek <jakub@redhat.com>
2614 * constexpr.cc (potential_constant_expression_1) <case DECL_EXPR>:
2615 Only recurse on DECL_INITIAL (tmp) if tmp is a VAR_DECL, otherwise
2618 2023-02-28 Patrick Palka <ppalka@redhat.com>
2621 * pt.cc (finish_template_variable): Move dependence check
2623 (lookup_and_finish_template_variable): ... here.
2624 * semantics.cc (finish_id_expression_1): Call
2625 finish_template_variable sooner, before (and regardless of) the
2626 type_dependent_expression_p test.
2628 2023-02-28 Marek Polacek <polacek@redhat.com>
2631 * pt.cc (lookup_and_finish_template_variable): Clear tf_partial.
2633 2023-02-20 Marek Polacek <polacek@redhat.com>
2636 * constexpr.cc (cxx_eval_call_expression): Replace shortcutting trivial
2637 constructor/op= with a checking assert.
2639 2023-02-20 Marek Polacek <polacek@redhat.com>
2642 * pt.cc (prepend_one_capture): Set LAMBDA_CAPTURE_EXPLICIT_P.
2643 (tsubst_lambda_expr): Pass LAMBDA_CAPTURE_EXPLICIT_P to
2644 prepend_one_capture.
2646 2023-02-18 Jason Merrill <jason@redhat.com>
2656 * semantics.cc (finish_static_assert): Don't diagnose in
2659 2023-02-17 Patrick Palka <ppalka@redhat.com>
2663 * cp-gimplify.cc (enum fold_flags): Define.
2664 (fold_flags_t): Declare.
2665 (cp_fold_data::genericize): Replace this data member with ...
2666 (cp_fold_data::fold_flags): ... this.
2667 (cp_fold_r): Adjust use of cp_fold_data and calls to cp_fold.
2668 (cp_fold_function): Likewise.
2669 (cp_fold_maybe_rvalue): Add an internal overload that
2670 additionally takes and propagates a fold_flags_t parameter, and
2671 define the existing public overload in terms of it.
2672 (cp_fold_rvalue): Likewise.
2673 (cp_fully_fold_init): Adjust use of cp_fold_data.
2674 (fold_cache): Replace with ...
2675 (fold_caches): ... this 2-element array of caches.
2676 (get_fold_cache): Define.
2677 (clear_fold_cache): Adjust.
2678 (cp_fold): Add fold_flags_t parameter. Use get_fold_cache.
2679 Pass flags to calls to cp_fold, cp_fold_rvalue and
2680 cp_fold_maybe_rvalue.
2681 <case CALL_EXPR>: If ff_mce_false is set, fold
2682 __builtin_is_constant_evaluated to false and pass mce_false to
2683 maybe_constant_value.
2685 2023-02-17 Patrick Palka <ppalka@redhat.com>
2687 * constexpr.cc (constexpr_call::manifestly_const_eval): Give
2688 it type int instead of bool.
2689 (constexpr_ctx::manifestly_const_eval): Give it type mce_value
2691 (cxx_eval_builtin_function_call): Adjust after making
2692 manifestly_const_eval tri-state.
2693 (cxx_eval_call_expression): Likewise.
2694 (cxx_eval_binary_expression): Likewise.
2695 (cxx_eval_conditional_expression): Likewise.
2696 (cxx_eval_constant_expression): Likewise.
2697 (cxx_eval_outermost_constant_expr): Likewise.
2698 (cxx_constant_value): Likewise.
2699 (cxx_constant_dtor): Likewise.
2700 (maybe_constant_value): Give manifestly_const_eval parameter
2701 type mce_value instead of bool and adjust accordingly.
2702 (fold_non_dependent_expr_template): Adjust call
2703 to cxx_eval_outermost_constant_expr.
2704 (fold_non_dependent_expr): Likewise.
2705 (maybe_constant_init_1): Likewise.
2706 * constraint.cc (satisfy_atom): Adjust call to
2707 maybe_constant_value.
2708 * cp-tree.h (enum class mce_value): Define.
2709 (maybe_constant_value): Adjust manifestly_const_eval parameter
2710 type and default argument.
2711 * decl.cc (compute_array_index_type_loc): Adjust call to
2712 maybe_constant_value.
2713 * pt.cc (convert_nontype_argument): Likewise.
2715 2023-02-16 Patrick Palka <ppalka@redhat.com>
2718 * cp-tree.h (enum tsubst_flags): New flag tf_qualifying_scope.
2719 * decl.cc (make_typename_type): Use lookup_member instead of
2720 lookup_field. If tf_qualifying_scope is set, pass want_type=true
2721 instead of =false to lookup_member. Generalize format specifier
2722 in diagnostic to handle both type and non-type bindings.
2723 * pt.cc (tsubst_aggr_type_1): Clear tf_qualifying_scope. Tidy
2725 (tsubst_decl) <case USING_DECL>: Set tf_qualifying_scope when
2726 substituting USING_DECL_SCOPE.
2727 (tsubst): Clear tf_qualifying_scope right away and remember if
2728 it was set. Do the same for tf_tst_ok sooner.
2729 <case TYPENAME_TYPE>: Set tf_qualifying_scope when substituting
2730 TYPE_CONTEXT. Pass tf_qualifying_scope to make_typename_type
2732 (tsubst_qualified_id): Set tf_qualifying_scope when substituting
2734 (tsubst_copy): Clear tf_qualifying_scope and remember if it was
2736 <case SCOPE_REF>: Set tf_qualifying_scope when substituting the
2738 <case *_TYPE>: Pass tf_qualifying_scope to tsubst if it was set.
2739 * search.cc (lookup_member): Document default argument.
2741 2023-02-16 Patrick Palka <ppalka@redhat.com>
2743 * cp-tree.h: Mechanically drop static from static inline
2744 functions via s/^static inline/inline/g.
2746 2023-02-15 Marek Polacek <polacek@redhat.com>
2749 * call.cc (joust_maybe_elide_copy): Return false for ck_ambig.
2751 2023-02-10 Marek Polacek <polacek@redhat.com>
2754 * call.cc (set_up_extended_ref_temp): Pass var to maybe_constant_init.
2756 2023-02-09 Tobias Burnus <tobias@codesourcery.com>
2758 * parser.cc (cp_parser_omp_allocate): Parse align
2759 clause and check for restrictions.
2761 2023-02-09 Jakub Jelinek <jakub@redhat.com>
2764 * mangle.cc (write_expression, write_template_arg): Handle
2765 EXCESS_PRECISION_EXPR with REAL_CST operand as
2766 write_template_arg_literal on fold_convert of the REAL_CST
2767 to EXCESS_PRECISION_EXPR type.
2769 2023-02-06 Patrick Palka <ppalka@redhat.com>
2772 * cp-tree.h (call_expr_dependent_name): Declare.
2773 * pt.cc (iterative_hash_template_arg) <case CALL_EXPR>: Use
2774 call_expr_dependent_name instead of dependent_name.
2775 * tree.cc (call_expr_dependent_name): Define.
2776 (called_fns_equal): Adjust to take two CALL_EXPRs instead of
2777 CALL_EXPR_FNs thereof. Use call_expr_dependent_name instead
2779 (cp_tree_equal) <case CALL_EXPR>: Adjust call to called_fns_equal.
2781 2023-02-03 Marek Polacek <polacek@redhat.com>
2784 * constexpr.cc (cxx_eval_array_reference): Don't replace
2787 2023-02-03 Patrick Palka <ppalka@redhat.com>
2790 * semantics.cc (finish_call_expr): Strip ADDR_EXPR from
2791 the selected callee during overload set pruning.
2793 2023-02-03 Patrick Palka <ppalka@redhat.com>
2796 * class.cc (check_methods): Diagnose an unviable OVERLOAD
2797 set for CLASSTYPE_DESTRUCTOR differently from an ambiguous one.
2798 Then prune the OVERLOAD to a single function.
2799 (check_bases_and_members): Handle CLASSTYPE_DESTRUCTOR being
2800 an OVERLOAD when calling deduce_noexcept_on_destructor.
2801 Document why it has to be called before check_methods.
2803 2023-02-03 Patrick Palka <ppalka@redhat.com>
2806 * class.cc (check_methods): Swap order of constraints_satisfied_p
2807 and copy/move_fn_p tests.
2809 2023-02-01 Marek Polacek <polacek@redhat.com>
2812 * call.cc (build_new_op): Don't call warn_logical_operator when
2813 processing a template.
2815 2023-02-01 Jakub Jelinek <jakub@redhat.com>
2818 * constexpr.cc (cxx_eval_constant_expression): Handle OMP_*
2819 and OACC_* constructs as non-constant.
2820 (potential_constant_expression_1): Handle OMP_SCAN and OMP_SCOPE.
2822 2023-02-01 Jason Merrill <jason@redhat.com>
2824 * class.cc (note_name_declared_in_class): Change from permerror to
2825 -Wchanges-meaning pedwarn, forcing -pedantic-errors for most cases.
2827 2023-01-31 Jason Merrill <jason@redhat.com>
2830 * cp-gimplify.cc (any_non_eliding_target_exprs): New.
2831 (cp_genericize_init): Check it.
2833 2023-01-31 Marek Polacek <polacek@redhat.com>
2837 * cp-tree.h (instantiation_dependent_expression_p): Don't
2840 2023-01-26 Marek Polacek <polacek@redhat.com>
2843 * parser.cc: Remove unnecessary forward declarations.
2844 (cp_parser_string_literal): New wrapper.
2845 (cp_parser_string_literal_common): Renamed from
2846 cp_parser_string_literal. Add a bool parameter. Give an error when
2847 UDLs are not permitted.
2848 (cp_parser_userdef_string_literal): New wrapper.
2849 (finish_userdef_string_literal): Renamed from
2850 cp_parser_userdef_string_literal.
2851 (cp_parser_primary_expression): Call cp_parser_userdef_string_literal
2852 instead of cp_parser_string_literal.
2853 (cp_parser_linkage_specification): Move a variable declaration closer
2855 (cp_parser_static_assert): Likewise.
2856 (cp_parser_operator): Call cp_parser_userdef_string_literal instead of
2857 cp_parser_string_literal.
2858 (cp_parser_asm_definition): Move a variable declaration closer to its
2860 (cp_parser_asm_specification_opt): Move variable declarations closer to
2862 (cp_parser_asm_operand_list): Likewise.
2863 (cp_parser_asm_clobber_list): Likewise.
2865 2023-01-26 Jakub Jelinek <jakub@redhat.com>
2868 * parser.cc (cp_convert_omp_range_for): If cp_finish_decomp has been
2869 called in !processing_template_decl with processing_template_decl
2870 temporarily set, clear DECL_HAS_VALUE_EXPR_P on the vars temporarily.
2871 (cp_finish_omp_range_for): And set it back again here.
2873 2023-01-25 Jakub Jelinek <jakub@redhat.com>
2876 * mangle.cc (write_closure_type_name): Don't assume all
2877 lambda operator() fns are methods.
2879 2023-01-24 Jason Merrill <jason@redhat.com>
2882 * parser.cc (cp_lexer_new_main): Pass C_LEX_STRING_NO_JOIN for first
2885 2023-01-24 Jason Merrill <jason@redhat.com>
2888 * pt.cc (tsubst_function_decl): Handle static lambda.
2890 2023-01-24 Jakub Jelinek <jakub@redhat.com>
2893 * cp-gimplify.cc (cp_fold_r): Revert 2023-01-19 changes.
2895 2023-01-24 Jason Merrill <jason@redhat.com>
2899 * cp-gimplify.cc (cp_fold_r) [TARGET_EXPR]: In case of double
2900 TARGET_EXPR, keep the outer one instead of the inner one.
2901 (maybe_replace_decl): New.
2903 2023-01-23 Jason Merrill <jason@redhat.com>
2906 * cp-gimplify.cc (cp_gimplify_init_expr): Allow unexpected elision
2909 2023-01-23 Marek Polacek <polacek@redhat.com>
2912 * cvt.cc (ocp_convert): copy_warning when creating a new
2914 * init.cc (build_new_1): Suppress -Wunused-value on
2915 compiler-generated COMPOUND_EXPRs.
2917 2023-01-23 Jason Merrill <jason@redhat.com>
2920 * call.cc (build_user_type_conversion_1): Check whether the
2921 iterators also find a list ctor.
2923 2023-01-23 Jason Merrill <jason@redhat.com>
2926 * decl.cc (grokdeclarator): Check whether DECL_RESULT is already
2929 2023-01-23 Jason Merrill <jason@redhat.com>
2933 * call.cc (extend_ref_init_temps_1): Handle ptrmem expression.
2935 2023-01-19 Jakub Jelinek <jakub@redhat.com>
2938 * cp-tree.h (keep_unused_object_arg): Declare.
2939 * call.cc (keep_unused_object_arg): No longer static.
2940 * tree.cc (build_min_non_dep_op_overload): Handle ARRAY_REF
2941 with overload being static member function.
2943 2023-01-19 Jakub Jelinek <jakub@redhat.com>
2946 * cp-gimplify.cc (cp_fold_r): During cp_fully_fold_init replace
2947 DECL_ANON_UNION_VAR_P VAR_DECLs with their corresponding
2950 2023-01-16 Jakub Jelinek <jakub@redhat.com>
2953 * decl.cc (cp_finish_decl): Check warning_enabled_at
2954 at the DECL_SOURCE_LOCATION (decl) for OPT_Winit_self instead
2957 2023-01-14 Jakub Jelinek <jakub@redhat.com>
2960 * typeck.cc (cp_build_binary_op): Use may_shorten_divmod for integral
2963 2023-01-13 Jakub Jelinek <jakub@redhat.com>
2966 * cvt.cc (cp_convert_and_check): For EXCESS_PRECISION_EXPR
2967 use its operand except that for warning purposes use the original
2968 EXCESS_PRECISION_EXPR.
2969 * call.cc (convert_like_internal): Only look through
2970 EXCESS_PRECISION_EXPR when calling cp_convert, not when calling
2971 cp_convert_and_check.
2973 2023-01-09 Jakub Jelinek <jakub@redhat.com>
2978 * call.cc (maybe_init_list_as_range): Always return NULL_TREE if
2979 processing_template_decl.
2981 2023-01-05 Patrick Palka <ppalka@redhat.com>
2984 * parser.cc (cp_parser_class_head): Use dk_deferred instead of
2985 dk_no_check when parsing the class name.
2987 2023-01-05 Jakub Jelinek <jakub@redhat.com>
2990 * semantics.cc (finish_omp_target_clauses): Ignore clauses other than
2993 2023-01-04 Patrick Palka <ppalka@redhat.com>
2996 * decl2.cc (mark_single_function): Ignore mark_used failure
2997 only in a non-SFINAE context rather than in a SFINAE one.
2999 2023-01-04 Jakub Jelinek <jakub@redhat.com>
3002 * decl.cc (merge_default_template_args): Return false if either
3003 new_parm or old_parm are erroneous.
3006 Copyright (C) 2023 Free Software Foundation, Inc.
3008 Copying and distribution of this file, with or without modification,
3009 are permitted in any medium without royalty provided the copyright
3010 notice and this notice are preserved.