1 2019-05-10 Jakub Jelinek <jakub@redhat.com>
4 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
5 c-family/c-cppbuiltin.c.
7 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
11 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
13 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
16 2019-05-08 Nathan Sidwell <nathan@acm.org>
18 Kill DECL_SAVED_FUNCTION_DATA .
19 * cp-tree.h (language_function): Remove x_auto_return_pattern.
20 (current_function_auto_return_pattern): Delete.
21 (lang_decl_fn): Replace saved_language_function with
22 saved_auto_return type.
23 (DECL_SAVED_FUNCTION_DATA): Delete.
24 (DECL_SAVED_AUTO_RETURN_TYPE): New.
25 (FNDECL_USED_AUTO): Correct documentation.
26 * decl.c (duplicate_decls): Adjust AUTO return handling.
27 (start_preparsed_function): Replace
28 current_function_auto_return_pattern with
29 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
31 (finish_function): Likewise.
32 (save_function_data): Delete.
33 (fndecl_declared_return_type): Reimplement.
34 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
35 * method.c (make_thunk, make_alias_for): Likewise.
36 * parser.c (cp_parser_jump_statement): Likewise.
37 * pt.c (do_auto_deduction): Likewise.
38 * typeck.c (check_return_expr): Likewise.
40 2019-05-06 Jason Merrill <jason@redhat.com>
42 PR c++/90171 - reorganize usual_deallocation_fn_p
43 * call.c (struct dealloc_info): New.
44 (usual_deallocation_fn_p): Take a dealloc_info*.
45 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
46 (build_op_delete_call): Adjust.
48 2019-05-07 Jason Merrill <jason@redhat.com>
50 PR c++/86485 - -Wmaybe-unused with empty class ?:
51 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
53 * pt.c (type_dependent_expression_p): A non-type template parm with
54 a placeholder type is type-dependent.
56 2019-05-06 Marek Polacek <polacek@redhat.com>
58 PR c++/90265 - ICE with generic lambda.
59 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
60 element in the vector.
62 2019-05-03 Martin Liska <mliska@suse.cz>
64 * call.c (build_aggr_conv): Use is_empty instead of
65 elements () == 0 (and similar usages).
66 * parser.c (cp_parser_lambda_introducer): Likewise.
68 2019-05-02 Nathan Sidwell <nathan@acm.org>
70 * semantics.c (finish_id_expression_1): Remove unreachable code.
72 2019-05-01 Nathan Sidwell <nathan@acm.org>
74 * name-lookup.h (get_class_binding_direct): Change final arg to
76 (get_class_binding): Likewise.
77 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
78 arg with WANT_TYPE bool. Simplify.
79 (get_class_binding): Adjust final arg.
80 * decl.c (reshape_init_class): Adjust get_class_binding calls.
82 2019-04-30 Nathan Sidwell <nathan@acm.org>
84 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
85 nodes. Call c_common_init_ts.
87 2019-04-29 Nathan Sidwell <nathan@acm.org>
89 * decl.c (duplicate_decls): Add whitespace, move comments into
91 * method.c (explain_implicit_non_constexpr): Refactor.
92 * pt.c (check_explicit_specialization): Fix indentation.
93 * semantics.c (process_outer_var_ref): Reformat.
94 (finish_id_expression_1): Use STRIP_TEMPLATE.
96 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
98 PR c++/90243 - orphaned note in uninstantiated constexpr function
99 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
102 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
105 * decl.c (grokdeclarator): Set type to error_mark_node
106 upon error about template placeholder type non followed
107 by a simple declarator-id.
109 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
111 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
114 2019-04-24 Jason Merrill <jason@redhat.com>
116 PR c++/90227 - error with template parameter packs.
117 * pt.c (coerce_template_parms): Do add empty pack when
120 2019-04-24 Richard Biener <rguenther@suse.de>
122 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
123 (conversion_null_warnings): Likewise.
124 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
125 early if type1 == type2.
127 2019-04-22 Jason Merrill <jason@redhat.com>
129 PR c++/87366 - wrong error with alias template.
130 * typeck.c (structural_comptypes): When comparing_specializations,
132 (comptypes): When comparing_specializations, do structural
135 2019-04-19 Jason Merrill <jason@redhat.com>
137 PR c++/90190 - CTAD with list-constructor.
138 * pt.c (do_class_deduction): Don't try the single element deduction
139 if the single element is also a braced list.
141 PR c++/90171 - ICE with destroying delete with size_t parm.
142 * call.c (sized_deallocation_fn_p): New. Use it instead of
143 second_parm_is_size_t in most cases.
144 (second_parm_is_size_t): Don't check for aligned.
146 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
149 * pt.c (fn_type_unification): When handling null explicit
150 arguments do not special case non-parameter packs.
152 2019-04-19 Jakub Jelinek <jakub@redhat.com>
155 * pt.c (process_template_parm): Set decl to pushdecl result. If
156 !is_non_type, also set parm to that.
159 * decl.c (struct cp_switch): Remove outside_range_p member.
160 (push_switch): Don't clear it.
161 (pop_switch): Adjust c_do_switch_warnings caller.
162 (finish_case_label): Adjust c_add_case_label caller.
165 * decl.c (duplicate_decls): If remove is main variant and
166 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
167 variant that has newdecl as TYPE_NAME if any.
169 2019-04-18 Jason Merrill <jason@redhat.com>
171 PR c++/87554 - ICE with extern template and reference member.
172 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
174 2019-04-17 Jason Merrill <jason@redhat.com>
176 PR c++/90047 - ICE with enable_if alias template.
177 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
178 hash table when we're in SFINAE context.
180 2019-04-17 Marek Polacek <polacek@redhat.com>
182 PR c++/90124 - bogus error with incomplete type in decltype.
183 * typeck.c (build_class_member_access_expr): Check
184 cp_unevaluated_operand.
186 2019-04-12 Jakub Jelinek <jakub@redhat.com>
189 * decl.c (duplicate_decls): When newdecl's type is its main variant,
190 don't try to remove it from the variant list, but instead assert
193 2019-04-12 Martin Sebor <msebor@redhat.com>
197 * parser.c (cp_parser_has_attribute_expression): Handle assignment
200 2019-04-12 Jason Merrill <jason@redhat.com>
202 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
205 2019-04-12 Marek Polacek <polacek@redhat.com>
207 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
208 instead of perform_implicit_conversion_flags.
210 PR c++/87603 - constexpr functions are no longer noexcept.
211 * constexpr.c (is_sub_constant_expr): Remove unused function.
212 * cp-tree.h (is_sub_constant_expr): Remove declaration.
213 * except.c (check_noexcept_r): Don't consider a call to a constexpr
216 2019-04-11 Jakub Jelinek <jakub@redhat.com>
219 * parser.h (struct cp_parser): Add
220 type_definition_forbidden_message_arg member.
221 * parser.c (cp_debug_parser): Print it.
222 (cp_parser_check_type_definition): Pass
223 parser->type_definition_forbidden_message_arg as second argument to
225 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
226 parser->type_definition_forbidden_message_arg and use G_() with
227 %qs for parser->type_definition_forbidden_message instead of
228 building untranslatable message using concat.
230 2019-04-09 Jakub Jelinek <jakub@redhat.com>
233 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
235 2019-04-08 Marek Polacek <polacek@redhat.com>
237 * typeck2.c (digest_init_r): Don't condition the object slicing warning
240 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
243 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
244 when maybe_instantiate_noexcept fails.
245 (classtype_has_nothrow_assign_or_copy_p): Likewise.
246 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
247 to build_exception_variant.
249 2019-04-05 Marek Polacek <polacek@redhat.com>
251 PR c++/87145 - bogus error converting class type in template arg list.
252 * pt.c (convert_nontype_argument): Don't call
253 build_converted_constant_expr if it could involve calling a conversion
254 function with a instantiation-dependent constructor as its argument.
256 2019-04-05 Martin Sebor <msebor@redhat.com>
259 * decl.c (reshape_init_array_1): Avoid treating empty strings
260 as zeros in array initializers.
261 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
263 2019-04-04 Jason Merrill <jason@redhat.com>
265 PR c++/89948 - ICE with break in statement-expr.
266 * constexpr.c (cxx_eval_statement_list): Jumping out of a
267 statement-expr is non-constant.
269 2019-04-04 Jason Merrill <jason@redhat.com>
271 PR c++/89966 - error with non-type auto tparm.
272 * pt.c (do_auto_deduction): Clear tf_partial.
274 2019-04-04 Jason Merrill <jason@redhat.com>
276 PR c++/86986 - ICE with TTP with parameter pack.
277 * pt.c (coerce_template_parameter_pack): Only look at the type of a
278 non-type parameter pack.
279 (fixed_parameter_pack_p_1): Don't recurse into the type of a
280 non-type parameter pack.
281 (coerce_template_template_parms): Call add_outermost_template_args.
283 2019-04-04 Martin Sebor <msebor@redhat.com>
289 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
290 from arrays of trivial type and known size.
291 * mangle.c (write_expression): Convert braced initializer lists
293 (write_expression): Trim trailing zero-initializers from arrays
295 (write_template_arg_literal): Mangle strings the same as braced
298 2019-04-03 Jason Merrill <jason@redhat.com>
300 PR c++/81866 - ICE with member template and default targ.
301 * pt.c (tsubst_template_decl): Handle getting a type from
302 retrieve_specialization.
304 PR c++/86586 - -fcompare-debug=-Wsign-compare.
305 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
307 PR c++/89331 - ICE with offsetof in incomplete class.
308 * semantics.c (finish_offsetof): Handle error_mark_node.
309 * typeck.c (build_class_member_access_expr): Call
310 complete_type_or_maybe_complain before converting to base.
312 PR c++/89917 - ICE with lambda in variadic mem-init.
313 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
315 2019-04-01 Jason Merrill <jason@redhat.com>
317 PR c++/86946 - ICE with function call in template argument.
319 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
322 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
325 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
327 2019-03-31 Marek Polacek <polacek@redhat.com>
329 PR c++/89852 - ICE with C++11 functional cast with { }.
330 * constexpr.c (fold_non_dependent_expr_template): New static function
332 (fold_non_dependent_expr): ...here.
333 (fold_non_dependent_init): New function.
334 * cp-tree.h (fold_non_dependent_init): Declare.
335 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
336 of fold_non_dependent_expr. Don't call maybe_constant_init.
338 2019-03-30 Jason Merrill <jason@redhat.com>
340 PR c++/89744 - ICE with specialization of member class template.
341 * pt.c (lookup_template_class_1): If the partial instantiation is
342 explicitly specialized, adjust.
343 (maybe_process_partial_specialization): Also adjust
346 2019-03-29 Jakub Jelinek <jakub@redhat.com>
349 * typeck.c: Include gimplify.h.
350 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
351 for second time. Formatting fixes.
353 2019-03-29 Marek Polacek <polacek@redhat.com>
355 PR c++/89876 - ICE with deprecated conversion.
356 * call.c (convert_like_real): Only give warnings with tf_warning.
358 2019-03-28 Marek Polacek <polacek@redhat.com>
360 PR c++/89612 - ICE with member friend template with noexcept.
361 * pt.c (maybe_instantiate_noexcept): For function templates, use their
362 template result (function decl). Don't set up local specializations.
363 Temporarily turn on processing_template_decl. Update the template type
366 PR c++/89836 - bool constant expression and explicit conversions.
367 * call.c (build_converted_constant_expr_internal): New function,
369 (build_converted_constant_expr): ...this. New.
370 (build_converted_constant_bool_expr): New.
371 * cp-tree.h (build_converted_constant_bool_expr): Declare.
372 * decl.c (build_explicit_specifier): Call
373 build_converted_constant_bool_expr.
375 2019-03-28 Jakub Jelinek <jakub@redhat.com>
378 * constexpr.c (struct check_for_return_continue_data): New type.
379 (check_for_return_continue): New function.
380 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
381 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
382 in loop bodies and set *jump_target to that if found.
384 2019-03-27 Jason Merrill <jason@redhat.com>
386 PR c++/89831 - error with qualified-id in const member function.
387 * semantics.c (finish_non_static_data_member): Use object cv-quals
390 PR c++/89421 - ICE with lambda in template parameter list.
391 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
392 template parameter list before C++20.
393 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
394 * semantics.c (begin_class_definition): Restore error about defining
395 non-lambda class in template parm list.
397 2019-03-26 Jason Merrill <jason@redhat.com>
399 PR c++/86932 - missed SFINAE with empty pack.
400 * pt.c (coerce_template_parms): Don't add an empty pack if
402 (fn_type_unification): Pass tf_partial to coerce_template_parms.
404 PR c++/86429 - constexpr variable in lambda.
407 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
408 try evaluating the captured variable directly.
410 2019-03-26 Jakub Jelinek <jakub@redhat.com>
413 * semantics.c (finish_omp_atomic): Add warning_sentinel for
414 -Wunused-value around finish_expr_stmt call.
416 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
420 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
421 to undo the disabling of warnings.
423 2019-03-25 Jason Merrill <jason@redhat.com>
425 PR c++/87748 - substitution failure error with decltype.
426 * pt.c (most_specialized_partial_spec): Clear
427 processing_template_decl.
429 2019-03-25 Marek Polacek <polacek@redhat.com>
431 PR c++/89214 - ICE when initializing aggregates with bases.
432 * typeck2.c (digest_init_r): Warn about object slicing instead of
435 PR c++/89705 - ICE with reference binding with conversion function.
436 * call.c (reference_binding): If the result of the conversion function
437 is a prvalue of non-class type, use the cv-unqualified type.
439 2019-03-25 Nathan Sidwell <nathan@acm.org>
441 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
443 2019-03-22 Jakub Jelinek <jakub@redhat.com>
446 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
447 (maybe_get_tls_wrapper_call): Declare.
448 * decl2.c (get_tls_wrapper_fn): Make static.
449 (maybe_get_tls_wrapper_call): New function.
450 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
452 * semantics.c (finish_qualified_id_expr): Likewise.
453 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
454 * pt.c (tsubst_copy_and_build): Likewise.
457 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
458 (cxx_eval_constant_expression): When not skipping, not constant class
459 or location wrapper, increment *ctx->constexpr_ops_count and if it is
460 above constexpr_loop_nest_limit, diagnose failure.
461 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
462 initialize ctx.constexpr_ops_count to its address.
463 (is_sub_constant_expr): Likewise.
465 2019-03-21 Jakub Jelinek <jakub@redhat.com>
468 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
469 hash_set<tree, true> &, adjust uses accordingly.
470 (build_aggr_conv): Change pset from hash_set<tree> *
471 to hash_set<tree, true>. Replace goto fail; with return NULL;,
475 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
476 variables, check for duplicates in this function.
477 * lambda.c (add_capture): Don't check for duplicates nor use
479 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
481 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
484 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
485 error_mark_node to comp_except_specs.
487 2019-03-20 Jason Merrill <jason@redhat.com>
489 PR c++/87480 - decltype of member access in default template arg
490 * pt.c (type_unification_real): Accept a dependent result in
493 2019-03-19 Martin Sebor <msebor@redhat.com>
495 PR tree-optimization/89688
496 * typeck2.c (store_init_value): Call braced_lists_to_string for more
497 kinds of initializers.
499 2019-03-18 Jason Merrill <jason@redhat.com>
501 PR c++/89630 - ICE with dependent using-decl as template arg.
502 * tree.c (cp_tree_equal): Always return false for USING_DECL.
504 PR c++/89761 - ICE with sizeof... in pack expansion.
505 * pt.c (argument_pack_element_is_expansion_p): Handle
506 ARGUMENT_PACK_SELECT.
508 PR c++/89640 - GNU attributes on lambda.
509 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
511 PR c++/89682 - wrong access error in default argument.
512 * pt.c (tsubst_default_argument): Don't defer access checks.
514 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
517 * semantics.c (finish_non_static_data_member): Check return value
518 of context_for_name_lookup and immediately return error_mark_node
521 2019-03-17 Jason Merrill <jason@redhat.com>
523 PR c++/89571 - ICE with ill-formed noexcept on constructor.
524 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
525 (regenerate_decl_from_template): Use it for noexcept-specs.
527 2019-03-14 Jason Merrill <jason@redhat.com>
529 * parser.c (cp_parser_decl_specifier_seq): Support C++20
530 concept-definition syntax without 'bool'.
532 2019-03-14 Jakub Jelinek <jakub@redhat.com>
535 * semantics.c (finish_qualified_id_expr): Reject variable templates.
538 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
539 hash_set<tree> to vec<tree>.
540 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
542 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
543 removal of SAVE_EXPRs from values.
544 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
545 method on save_exprs instead of add.
547 2019-03-13 Jason Merrill <jason@redhat.com>
549 PR c++/86521 - C++17 copy elision in initialization by constructor.
550 * call.c (joust_maybe_elide_copy): New.
553 2019-03-13 Marek Polacek <polacek@redhat.com>
555 PR c++/88979 - further P0634 fix for constructors.
556 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
557 cp_parser_constructor_declarator_p.
558 (cp_parser_direct_declarator): Allow missing typename for constructor
560 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
561 cp_parser_type_specifier.
563 PR c++/89686 - mixing init-capture and simple-capture in lambda.
564 * parser.c (cp_parser_lambda_introducer): Give error when combining
565 init-capture and simple-capture.
567 PR c++/89660 - bogus error with -Wredundant-move.
568 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
569 as the std::move's argument. Don't call convert_for_initialization
570 when warn_redundant_move isn't on.
572 2019-03-11 Jason Merrill <jason@redhat.com>
574 PR c++/86521 - wrong overload resolution with ref-qualifiers.
575 * call.c (build_user_type_conversion_1): Don't use a conversion to a
576 reference of the wrong rvalueness for direct binding.
578 2019-03-11 Martin Liska <mliska@suse.cz>
580 * cvt.c (build_expr_type_conversion): Wrap apostrophes
581 in gcc internal format with %'.
582 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
583 (grokfndecl): Likewise.
584 * name-lookup.c (do_pushtag): Likewise.
585 * pt.c (unify_parameter_deduction_failure): Likewise.
586 (unify_template_deduction_failure): Likewise.
588 2019-03-11 Martin Liska <mliska@suse.cz>
590 * call.c (convert_arg_to_ellipsis): Wrap an option name
591 in a string format message and fix GNU coding style.
592 (build_over_call): Likewise.
593 * class.c (check_field_decl): Likewise.
594 (layout_nonempty_base_or_field): Likewise.
595 * constexpr.c (cxx_eval_loop_expr): Likewise.
596 * cvt.c (type_promotes_to): Likewise.
597 * decl.c (cxx_init_decl_processing): Likewise.
598 (mark_inline_variable): Likewise.
599 (grokdeclarator): Likewise.
600 * decl2.c (record_mangling): Likewise.
601 * error.c (maybe_warn_cpp0x): Likewise.
602 * except.c (doing_eh): Likewise.
603 * mangle.c (maybe_check_abi_tags): Likewise.
604 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
605 (cp_parser_userdef_numeric_literal): Likewise.
606 (cp_parser_primary_expression): Likewise.
607 (cp_parser_unqualified_id): Likewise.
608 (cp_parser_pseudo_destructor_name): Likewise.
609 (cp_parser_builtin_offsetof): Likewise.
610 (cp_parser_lambda_expression): Likewise.
611 (cp_parser_lambda_introducer): Likewise.
612 (cp_parser_lambda_declarator_opt): Likewise.
613 (cp_parser_selection_statement): Likewise.
614 (cp_parser_init_statement): Likewise.
615 (cp_parser_decomposition_declaration): Likewise.
616 (cp_parser_function_specifier_opt): Likewise.
617 (cp_parser_static_assert): Likewise.
618 (cp_parser_simple_type_specifier): Likewise.
619 (cp_parser_namespace_definition): Likewise.
620 (cp_parser_using_declaration): Likewise.
621 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
622 (cp_parser_initializer_list): Likewise.
623 (cp_parser_type_parameter_key): Likewise.
624 (cp_parser_member_declaration): Likewise.
625 (cp_parser_try_block): Likewise.
626 (cp_parser_std_attribute_spec): Likewise.
627 (cp_parser_requires_clause_opt): Likewise.
628 * pt.c (check_template_variable): Likewise.
629 (check_default_tmpl_args): Likewise.
630 (push_tinst_level_loc): Likewise.
631 (instantiate_pending_templates): Likewise.
632 (invalid_nontype_parm_type_p): Likewise.
633 * repo.c (get_base_filename): Likewise.
634 * rtti.c (typeid_ok_p): Likewise.
635 (build_dynamic_cast_1): Likewise.
636 * tree.c (maybe_warn_parm_abi): Likewise.
638 2019-03-08 Jakub Jelinek <jakub@redhat.com>
641 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
642 one space before " at the end of line and another after " on another
643 line in a string literal.
645 PR tree-optimization/89550
646 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
647 warning_at returned true.
648 * decl2.c (c_parse_final_cleanups): Likewise.
649 * typeck.c (convert_for_assignment): Likewise.
650 * decl.c (finish_function): Likewise.
653 * parser.c (cp_parser_asm_definition): Just warn instead of error
654 on volatile qualifier outside of function body.
657 * constexpr.c (potential_constant_expression_1): Reject
658 REINTERPRET_CAST_P NOP_EXPRs.
661 * call.c (joust): Call print_z_candidate only if pedwarn returned
664 2019-03-07 Jason Merrill <jason@redhat.com>
666 PR c++/88123 - lambda and using-directive.
667 * name-lookup.c (op_unqualified_lookup)
668 (maybe_save_operator_binding, discard_operator_bindings)
669 (push_operator_bindings): New.
670 * typeck.c (build_x_binary_op, build_x_unary_op): Call
671 maybe_save_operator_binding.
672 * decl.c (start_preparsed_function): Call push_operator_bindings.
673 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
675 PR c++/88820 - ICE with CTAD and member template used in DMI.
676 * pt.c (do_class_deduction): Handle parm used as its own arg.
678 2019-03-07 Jakub Jelinek <jakub@redhat.com>
681 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
682 at toplevel, but diagnose them.
684 2019-03-06 Jason Merrill <jason@redhat.com>
686 PR c++/89381 - implicit copy and using-declaration.
687 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
688 op= brought in by a using-declaration.
690 2019-03-06 Jakub Jelinek <jakub@redhat.com>
693 * init.c (build_value_init_noctor): Ignore flexible array members.
695 2019-03-06 Jason Merrill <jason@redhat.com>
697 PR c++/89576 - if constexpr of lambda capture.
698 * semantics.c (maybe_convert_cond): Do convert a non-dependent
699 condition in a template.
700 * typeck.c (condition_conversion): Handle being called in a
703 2019-03-06 Marek Polacek <polacek@redhat.com>
705 PR c++/87378 - bogus -Wredundant-move warning.
706 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
707 overload resolution would actually succeed.
709 2019-03-05 Jason Merrill <jason@redhat.com>
711 * class.c (is_really_empty_class): Add ignore_vptr parm.
712 (trivial_default_constructor_is_constexpr): Pass it.
713 * call.c (build_over_call): Pass it.
714 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
715 checking TYPE_POLYMORPHIC_P.
716 (cxx_eval_component_reference, potential_constant_expression_1):
718 * cp-gimplify.c (simple_empty_class_p): Pass it.
719 * init.c (expand_aggr_init_1): Pass it.
721 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
724 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
726 2019-03-04 Jakub Jelinek <jakub@redhat.com>
729 * call.c (field_in_pset): New function.
730 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
732 2019-03-02 Jakub Jelinek <jakub@redhat.com>
735 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
736 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
737 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
738 (cp_parser_initializer_list): Add designated parameter, set *designated
739 to a bool whether any designators were parsed.
740 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
742 * pt.c (tsubst_copy_and_build): Likewise.
743 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
744 don't call build_list_conv, nor build_complex_conv, nor attempt to
745 convert a single element initializer to scalar.
747 2019-03-01 Marek Polacek <polacek@redhat.com>
749 PR c++/89537 - missing location for error with non-static member fn.
750 * call.c (resolve_args): Use EXPR_LOCATION.
751 * typeck.c (build_class_member_access_expr): Use input_location.
753 PR c++/89532 - ICE with incomplete type in decltype.
754 * semantics.c (finish_compound_literal): Return error_mark_node
755 if digest_init_flags returns error_mark_node.
757 2019-03-01 Jakub Jelinek <jakub@redhat.com>
759 Implement P1002R1, Try-catch blocks in constexpr functions
761 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
762 Diagnose constexpr ctor or function with function-try-block with
763 pedwarn for c++17 and earlier. Formatting fix.
764 (cp_parser_try_block): Use pedwarn instead of error and only for
765 c++17 and earlier when try block appears in constexpr function.
766 * constexpr.c (build_constexpr_constructor_member_initializers):
767 Handle TRY_BLOCK here instead of erroring on it.
769 2019-02-28 Jason Merrill <jason@redhat.com>
771 PR c++/88183 - ICE with .* fold-expression.
772 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
774 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
775 * class.c, lambda.c, pt.c: Revert earlier change.
776 * lambda.c (add_capture): Don't special-case capture of dependent
779 * name-lookup.c (print_binding_level): Print this_entity.
781 2019-02-27 Marek Polacek <polacek@redhat.com>
783 PR c++/88857 - ICE with value-initialization of argument in template.
784 * call.c (convert_like_real): Don't call build_value_init in template.
786 2019-02-27 Jason Merrill <jason@redhat.com>
788 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
789 * semantics.c (process_outer_var_ref): Do capture dependent vars.
790 * class.c (finish_struct): Only add TAG_DEFN if T is in
791 current_function_decl.
792 * lambda.c (vla_capture_type): Force the capture type out into the
793 lambda's enclosing function.
794 (add_capture): Pass in the lambda.
795 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
797 2019-02-27 Marek Polacek <polacek@redhat.com>
799 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
800 * parser.c (cp_parser_using_declaration): For an unscoped enum
801 only use its context if it's not a function declaration.
803 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
806 * method.c (process_subob_fn): When maybe_instantiate_noexcept
807 returns false don't call merge_exception_specifiers.
809 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
812 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
813 for a non-constant parsed expression.
815 2019-02-26 Jakub Jelinek <jakub@redhat.com>
818 * constexpr.c (cxx_eval_store_expression): When changing active union
819 member, set no_zero_init.
821 2019-02-23 Marek Polacek <polacek@redhat.com>
823 PR c++/88294 - ICE with non-constant noexcept-specifier.
824 * pt.c (maybe_instantiate_noexcept): Set up the list of local
825 specializations. Set current_class_{ptr,ref}.
827 2019-02-22 David Malcolm <dmalcolm@redhat.com>
830 * parser.c (cp_parser_unqualified_id): Capture and use locations
833 2019-02-22 Marek Polacek <polacek@redhat.com>
835 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
836 * decl.c (build_explicit_specifier): Don't check
837 processing_template_decl. Call instantiation_dependent_expression_p
838 instead of value_dependent_expression_p. Call
839 instantiate_non_dependent_expr_sfinae before
840 build_converted_constant_expr instead of calling
841 instantiate_non_dependent_expr after it. Add
842 processing_template_decl_sentinel.
844 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
846 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
847 parameter, move loc formal parameter to the front. Adjust all
849 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
852 2019-02-21 Jason Merrill <jason@redhat.com>
854 PR c++/87685 - generic lambda 'this' capture error.
855 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
856 (maybe_generic_this_capture): Pass -1.
858 PR c++/88394 - ICE with VLA init-capture.
859 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
861 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
862 * pt.c (do_class_deduction): Don't include explicit specialization
865 PR c++/89422 - ICE with -g and lambda in default arg in template.
866 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
868 2019-02-21 Jason Merrill <jason@redhat.com>
870 PR c++/88419 - C++17 ICE with class template arg deduction.
871 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
872 CLASS_PLACEHOLDER_TEMPLATE.
874 2019-02-21 Jakub Jelinek <jakub@redhat.com>
877 * constexpr.c (struct constexpr_fundef): Add parms and result members.
878 (retrieve_constexpr_fundef): Adjust for the above change.
879 (register_constexpr_fundef): Save constexpr body with copy_fn,
880 temporarily set DECL_CONTEXT on DECL_RESULT before that.
881 (get_fundef_copy): Change FUN argument to FUNDEF with
882 constexpr_fundef * type, grab body and parms/result out of
883 constexpr_fundef struct and temporarily change it for copy_fn calls
885 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
886 adjust current_function_decl from ctx->call context. Test
887 !potential_constant_expression instead of !is_constant_expression.
888 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
889 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
890 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
891 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
893 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
894 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
895 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
896 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
897 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
898 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
899 DECL_EXPR with USING_DECL operand.
900 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
901 build_int_cst to make it a valid constant expression.
903 2019-02-20 Jason Merrill <jason@redhat.com>
905 PR c++/88690 - C++17 ICE with empty base in aggregate.
906 * typeck2.c (process_init_constructor_record): Skip trivial
907 initialization of an empty base.
909 2019-02-21 Richard Biener <rguenther@suse.de>
912 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
913 make symtab process new functions here.
915 2019-02-20 Jason Merrill <jason@redhat.com>
917 PR c++/87921 - wrong error with inline static data member.
918 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
919 for a non-template inline variable. Do nothing for an
920 already-instantiated variable.
921 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
923 * decl.c (check_initializer): Likewise.
924 (make_rtl_for_nonlocal_decl): Likewise.
925 * pt.c (instantiate_decl): Likewise.
926 * typeck2.c (store_init_value): Likewise.
928 2019-02-20 Jakub Jelinek <jakub@redhat.com>
931 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
932 for flag_syntax_only from here...
933 * semantics.c (expand_or_defer_fn_1): ... here.
936 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
937 DECL_COMMON, set DECL_INTERFACE_KNOWN.
940 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
941 union member for -std=c++17 and earlier.
943 2019-02-19 Jason Merrill <jason@redhat.com>
945 PR c++/87513 - 'sorry' mangling PMF template-id.
946 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
948 2019-02-19 Jason Merrill <jason@redhat.com>
950 PR c++/88380 - wrong-code with flexible array and NSDMI.
951 * typeck2.c (process_init_constructor_record): Skip flexarrays.
953 2019-02-20 will wray <wjwray@gmail.com>
955 PR c++/88572 - wrong handling of braces on scalar init.
956 * decl.c (reshape_init_r): Allow braces around scalar initializer
957 within aggregate init. Reject double braced-init of scalar
960 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
963 * pt.c (tsubst_init): Diagnose an initializer expanding to an
964 empty list of expressions; tweak wrt dependent types.
965 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
966 instead of tsubst_expr.
968 2019-02-19 Jason Merrill <jason@redhat.com>
970 PR c++/88368 - wrong 'use of deleted function'
971 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
972 (get_defaulted_eh_spec): Call push_tinst_level.
973 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
974 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
976 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
979 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
980 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
982 2019-02-19 Jakub Jelinek <jakub@redhat.com>
985 * lambda.c (maybe_generic_this_capture): Don't check
986 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
989 * typeck.c (build_reinterpret_cast_1): Don't handle void to
990 && conversion go through build_target_expr_with_type.
993 * error.c (qualified_name_lookup_error): Only call
994 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
996 2019-02-19 Tom Honermann <tom@honermann.net>
998 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
1000 2019-02-18 Jason Merrill <jason@redhat.com>
1002 PR c++/89336 - multiple stores in constexpr stmt.
1003 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
1006 * pt.c (check_explicit_specialization): If the declarator is a
1007 template-id, only check whether the arguments are dependent.
1009 Improve duplicate [[likely]] diagnostic.
1010 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
1011 to process_stmt_hotness_attribute.
1012 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
1013 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
1015 2019-02-17 Marek Polacek <polacek@redhat.com>
1017 PR c++/89217 - ICE with list-initialization in range-based for loop.
1018 * constexpr.c (unshare_constructor): No longer static.
1019 * cp-tree.h (unshare_constructor): Declare.
1020 * semantics.c (finish_compound_literal): When dealing with a
1021 non-dependent expression in a template, return the original
1022 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
1024 2019-02-13 Marek Polacek <polacek@redhat.com>
1026 PR c++/89297 - ICE with OVERLOAD in template.
1027 * semantics.c (finish_compound_literal): Call
1028 instantiate_non_dependent_expr_sfinae.
1030 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
1033 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
1034 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
1035 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
1036 (shared_member_p): Likewise.
1037 (lookup_member): Likewise.
1038 * decl.c (grok_special_member_properties): Skip USING_DECLs.
1039 * semantics.c (finish_omp_declare_simd_methods): Likewise.
1040 (finish_qualified_id_expr): Do not call shared_member_p with
1044 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
1045 Move cp_evaluated resetting before signature tsubsting.
1046 (gen_elem_of_pack_expansion_instantiation): Separate local
1047 specializations per index.
1049 2019-02-13 David Malcolm <dmalcolm@redhat.com>
1052 * class.c (add_method): Drop destructor assertion.
1054 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1057 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
1058 context (the first argument).
1059 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
1062 2019-02-12 Jason Merrill <jason@redhat.com>
1064 PR c++/89144 - link error with constexpr initializer_list.
1065 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
1066 array for an empty list.
1067 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
1070 2019-02-11 Jason Merrill <jason@redhat.com>
1072 PR c++/89241 - ICE with __func__ in lambda in template.
1073 * pt.c (enclosing_instantiation_of): Also check
1074 instantiated_lambda_fn_p for the template context.
1076 2019-02-11 Marek Polacek <polacek@redhat.com>
1078 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
1079 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
1080 null member pointer value.
1082 2019-02-11 Jakub Jelinek <jakub@redhat.com>
1085 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
1086 to maybe_constant_value calls.
1088 2019-02-11 Marek Polacek <polacek@redhat.com>
1090 * typeck2.c (digest_init_r): Remove commented code.
1092 2019-02-11 Martin Sebor <msebor@redhat.com>
1095 * decl.c (compute_array_index_type_loc): Preserve signed sizes
1096 for diagnostics. Call valid_array_size_p instead of error.
1097 * init.c (build_new_1): Compute size for diagnostic. Call
1098 invalid_array_size_error
1099 (build_new): Call valid_array_size_p instead of error.
1101 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
1104 * call.c (compare_ics): Deal with ck_aggr in either cs.
1106 2019-02-06 David Malcolm <dmalcolm@redhat.com>
1109 * call.c (get_location_for_expr_unwinding_for_system_header): New
1111 (conversion_null_warnings): Use it when getting locations for
1112 EXPR, effectively adding a call to
1113 get_location_for_expr_unwinding_for_system_header for
1114 -Wconversion-null and making use of EXPR_LOCATION for
1115 -Wzero-as-null-pointer-constant.
1117 2019-02-05 Jakub Jelinek <jakub@redhat.com>
1120 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
1121 PARM_DECLs of the thunk.
1122 * lambda.c (maybe_add_lambda_conv_op): Likewise.
1124 2019-02-05 Marek Polacek <polacek@redhat.com>
1126 PR c++/89158 - by-value capture of constexpr variable broken.
1127 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
1128 instead of mark_rvalue_use.
1130 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
1133 * pt.c (instantiates_primary_template_p): New.
1134 (type_dependent_expression_p): Use it.
1136 2019-02-01 Jason Merrill <jason@redhat.com>
1138 PR c++/88761 - ICE with reference capture of constant.
1139 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1142 2019-02-01 Marek Polacek <polacek@redhat.com>
1144 PR c++/88325 - ICE with invalid out-of-line template member definition.
1145 * parser.c (cp_parser_class_name): Don't call make_typename_type
1148 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1151 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1152 if require_open failed.
1154 2019-01-31 Marek Polacek <polacek@redhat.com>
1156 PR c++/89083, c++/80864 - ICE with list initialization in template.
1157 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1158 instead of using build_constructor.
1159 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1160 Return the initializer for COMPOUND_LITERAL_P.
1162 PR c++/88983 - ICE with switch in constexpr function.
1163 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1164 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1165 label in the else branch if we found it in the then branch.
1167 2019-01-30 Jason Merrill <jason@redhat.com>
1169 PR c++/88752 - ICE with lambda and constexpr if.
1170 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1171 * pt.c (tsubst_lambda_expr): Set it.
1172 (instantiated_lambda_fn_p): Check it.
1173 (enclosing_instantiation_of): Use it.
1175 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1178 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1179 a C cast in pp_c_flag_gnu_v3 mode.
1181 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1184 * lambda.c (is_capture_proxy): Don't return true for
1185 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1187 2019-01-30 Marek Polacek <polacek@redhat.com>
1189 PR c++/89119 - ICE with value-initialization in template.
1190 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1192 2019-01-29 Jason Merrill <jason@redhat.com>
1194 PR c++/86943 - wrong code converting lambda to function pointer.
1195 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1196 call. Only forward parms for decltype.
1197 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1199 * typeck.c (check_return_expr): Don't mess with a thunk call.
1201 2019-01-28 Jason Merrill <jason@redhat.com>
1203 PR c++/89089 - ICE with [[no_unique_address]].
1204 PR c++/88865 - wrong layout with [[no_unique_address]].
1205 * class.c (check_field_decls): A potentially-overlapping field makes
1206 the class non-layout-POD, but not non-empty.
1207 (end_of_class): Always consider empty data members.
1208 (layout_class_type): Set DECL_SIZE for empty fields.
1210 2019-01-28 Marek Polacek <polacek@redhat.com>
1212 PR c++/88358 - name wrongly treated as type.
1213 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1214 in parameter-list is a type if the function's declarator-id is not
1217 2019-01-27 Marek Polacek <polacek@redhat.com>
1219 PR c++/88815 - narrowing conversion lost in decltype.
1220 PR c++/78244 - narrowing conversion in template not detected.
1221 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1222 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1223 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1224 * semantics.c (finish_compound_literal): When the compound literal
1225 isn't instantiation-dependent and the type isn't type-dependent,
1226 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1228 PR c++/89024 - ICE with incomplete enum type.
1229 * call.c (standard_conversion): When converting an
1230 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1232 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1235 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1236 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1239 2019-01-24 Jason Merrill <jason@redhat.com>
1241 PR c++/89001 - mangling of reference temporaries
1242 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1243 (current_ref_temp_count): New macro.
1244 * mangle.c (mangle_ref_init_variable): Use it.
1245 * typeck2.c (store_init_value): Clear it.
1246 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1249 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1252 * semantics.c (finish_omp_cancel): Diagnose more than one if
1253 on #pragma omp cancel with different modifiers. Use
1254 maybe_convert_cond when not in template or build_x_binary_op
1257 2019-01-23 Marek Polacek <polacek@redhat.com>
1259 PR c++/88757 - qualified name treated wrongly as type.
1260 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1261 in parameter-list as types if name lookup for declarator-id didn't
1262 find one or more function templates.
1264 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1267 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1268 after genericizing cond and incr expressions.
1271 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1272 before the begin_bc_block call.
1274 2019-01-21 Jason Merrill <jason@redhat.com>
1276 PR c++/87893 - constexpr ctor ICE on ARM.
1277 PR c++/88293 - ICE with comma expression.
1278 * constexpr.c (initialized_type): Don't shortcut non-void type.
1279 Handle COMPOUND_EXPR.
1280 (cxx_eval_outermost_constant_expr): Return early for void type.
1282 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1285 * optimize.c (cxx_copy_decl): New function.
1286 (clone_body): Use it instead of copy_decl_no_change.
1289 * typeck.c (cp_build_binary_op): Don't instrument
1290 SANITIZE_POINTER_COMPARE if processing_template_decl.
1291 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1293 2019-01-18 Jason Merrill <jason@redhat.com>
1295 PR c++/88875 - error with explicit list constructor.
1296 * call.c (reference_binding): Don't modify EXPR. Set
1297 need_temporary_p on the ck_user conversion for a temporary.
1298 (convert_like_real): Check it.
1300 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1304 * call.c (convert_for_arg_passing): Upate the
1305 warn_for_address_or_pointer_of_packed_member call.
1306 * typeck.c (convert_for_assignment): Likewise.
1308 2019-01-17 Jason Merrill <jason@redhat.com>
1310 PR c++/86205 - ICE with ?: of throw and template-id.
1311 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1312 * typeck.c (decay_conversion): ...here.
1313 * call.c (build_conditional_expr_1): Use it.
1315 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1316 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1318 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1320 * decl.c (grokdeclarator): Use typespec_loc in error messages
1321 about 'auto' and trailing return type.
1323 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1326 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1329 2019-01-17 Nathan Sidwell <nathan@acm.org>
1332 * semantics.c (process_outer_var_ref): Only skip dependent types
1335 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1338 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1339 * name-lookup.c (do_push_to_top_level): Save and reset it.
1340 (do_pop_from_top_level): Restore it.
1343 * pt.c (make_template_placeholder): Use auto_identifier.
1344 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1345 * error.c (dump_type): Handle template placeholders.
1346 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1349 * cvt.c (convert_to_void): Handle all cdtor calls as if
1352 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1354 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1355 error messages about ill-formed uses of mutable.
1357 2019-01-16 Marek Polacek <polacek@redhat.com>
1359 PR c++/78244 - narrowing conversion in template not detected.
1360 * call.c (perform_implicit_conversion_flags): Set
1361 IMPLICIT_CONV_EXPR_BRACED_INIT.
1362 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1363 * pt.c (tsubst_copy_and_build): Use it.
1365 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1368 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1371 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1373 * decl.c (start_decl): Improve error location.
1374 * decl2.c (grokfield): Likewise.
1376 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1378 * decl.c (grokdeclarator): Move further up the location_t loc
1379 declaration and use the location when building a TYPE_DECL for
1381 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1382 about an ill-formed bit-field as typedef.
1384 2019-01-14 Marek Polacek <polacek@redhat.com>
1386 PR c++/88830 - ICE with abstract class.
1387 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1390 PR c++/88825 - ICE with bogus function return type deduction.
1391 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1393 2019-01-14 Tom Honermann <tom@honermann.net>
1395 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1396 * cvt.c (type_promotes_to): Handle char8_t promotion.
1397 * decl.c (grokdeclarator): Handle invalid type specifier
1398 combinations involving char8_t.
1399 * lex.c (init_reswords): Add char8_t as a reserved word.
1400 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1401 * parser.c (cp_keyword_starts_decl_specifier_p)
1402 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1404 (cp_parser_string_literal): Use char8_array_type_node for the type
1406 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1408 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1409 * tree.c (char_type_p): Recognize char8_t as a character type.
1410 * typeck.c (string_conv_p): Handle conversions of u8 string
1411 literals of char8_t type.
1412 (check_literal_operator_args): Handle UDLs with u8 string literals
1414 * typeck2.c (ordinary_char_type_p): New.
1415 (digest_init_r): Disallow initializing a char array with a u8 string
1418 2019-01-14 Martin Liska <mliska@suse.cz>
1420 PR gcov-profile/88263
1421 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
1422 as location of the TLS wrapper.
1424 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
1426 * decl.c (cp_finish_decl): Improve error location.
1427 * decl2.c (grokfield): Likewise, improve two locations.
1429 2019-01-11 Marek Polacek <polacek@redhat.com>
1431 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
1432 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
1435 2019-01-11 Jason Merrill <jason@redhat.com>
1437 PR c++/88312 - pack expansion of decltype.
1438 * pt.c (instantiation_dependent_r): A template non-type parameter
1439 pack is instantiation-dependent.
1441 2019-01-11 Jason Merrill <jason@redhat.com>
1443 PR c++/88613 - ICE with use of const var in lambda.
1444 * expr.c (mark_use): Fix location wrapper handling.
1445 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
1447 2019-01-11 Tobias Burnus <burnus@net-b.de>
1450 * decl2.c (maybe_emit_vtables): If needed, generate code for
1451 the destructor of an abstract class.
1452 (mark_used): Update comment for older function-name change.
1454 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
1456 * decl.c (start_decl): Improve error location.
1457 (grokdeclarator): Likewise, improve two locations.
1459 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
1463 * cp-tree.h: Mechanically replace "can not" with "cannot".
1464 * parser.c: Likewise.
1467 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1469 * decl.c (grok_reference_init): Improve error location.
1470 (grokdeclarator): Likewise, improve two locations.
1472 2019-01-08 Marek Polacek <polacek@redhat.com>
1474 PR c++/88538 - braced-init-list in template-argument-list.
1475 * parser.c (cp_parser_template_argument): Handle braced-init-list when
1478 PR c++/88548 - this accepted in static member functions.
1479 * parser.c (cp_debug_parser): Adjust printing of
1480 local_variables_forbidden_p.
1481 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
1482 (cp_parser_primary_expression): When checking
1483 local_variables_forbidden_p, use THIS_FORBIDDEN or
1484 LOCAL_VARS_FORBIDDEN.
1485 (cp_parser_lambda_body): Update the type of
1486 local_variables_forbidden_p. Set it to 0 rather than false.
1487 (cp_parser_condition): Adjust call to cp_parser_declarator.
1488 (cp_parser_explicit_instantiation): Likewise.
1489 (cp_parser_init_declarator): Likewise.
1490 (cp_parser_declarator): New parameter. Use it.
1491 (cp_parser_direct_declarator): New parameter. Use it to set
1492 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
1493 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
1494 (cp_parser_parameter_declaration): Likewise.
1495 (cp_parser_default_argument): Update the type of
1496 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1498 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
1499 'static' or 'friend'.
1500 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
1501 (cp_parser_late_parsing_default_args): Update the type of
1502 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
1504 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
1505 (cp_parser_objc_class_ivars): Likewise.
1506 (cp_parser_objc_struct_declaration): Likewise.
1507 (cp_parser_omp_for_loop_init): Likewise.
1508 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
1510 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
1513 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
1515 * decl.c (start_decl): Improve permerror location.
1517 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
1518 Jakub Jelinek <jakub@redhat.com>
1521 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
1522 fixit hint if current_class_ref is NULL. Use a single if instead of
1525 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
1527 * decl.c (start_decl): Improve two error_at locations.
1528 (expand_static_init): Likewise.
1530 2019-01-07 Marek Polacek <polacek@redhat.com>
1532 PR c++/88741 - wrong error with initializer-string.
1533 * decl.c (cp_complete_array_type): Strip any location wrappers.
1535 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
1541 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
1542 * typeck2.c (digest_init_r): Raise an error for non-static
1543 initialization of a flexible array member.
1544 (process_init_constructor, massage_init_elt,
1545 process_init_constructor_array, process_init_constructor_record,
1546 process_init_constructor_union, process_init_constructor): Add the
1547 flags parameter and pass it thru.
1548 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
1549 digest_init_flags for static decls.
1551 2019-01-07 Jakub Jelinek <jakub@redhat.com>
1554 * cp-tree.h (cp_build_vec_convert): Declare.
1555 * parser.c (cp_parser_postfix_expression): Parse
1556 __builtin_convertvector.
1557 * constexpr.c: Include fold-const-call.h.
1558 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
1559 (potential_constant_expression_1): Likewise.
1560 * semantics.c (cp_build_vec_convert): New function.
1561 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
1564 2019-01-03 Jakub Jelinek <jakub@redhat.com>
1567 * decl.c (builtin_function_1): Return result of pushdecl_top_level
1568 or pushdecl rather than decl.
1570 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
1572 * tree.c (handle_nodiscard_attribute): Improve warning location.
1574 2019-01-02 Marek Polacek <polacek@redhat.com>
1576 PR c++/88612 - ICE with -Waddress-of-packed-member.
1577 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
1578 * typeck.c (convert_for_assignment): Likewise.
1580 PR c++/88631 - CTAD failing for value-initialization.
1581 * typeck2.c (build_functional_cast): Try deducing the template
1582 arguments even if there are no arguments to deduce from.
1584 2019-01-01 Jakub Jelinek <jakub@redhat.com>
1586 Update copyright years.
1588 Copyright (C) 2019 Free Software Foundation, Inc.
1590 Copying and distribution of this file, with or without modification,
1591 are permitted in any medium without royalty provided the copyright
1592 notice and this notice are preserved.