1 2019-06-18 Jason Merrill <jason@redhat.com>
3 * constexpr.c (cxx_eval_store_expression): Delay target evaluation.
5 2019-06-18 Jason Merrill <jason@redhat.com>
7 * constexpr.c (eval_and_check_array_index): Split out from...
8 (cxx_eval_array_reference): ...here.
9 (cxx_eval_store_expression): Use it here, too.
10 (diag_array_subscript): Take location. Strip location wrapper.
12 2019-06-18 Jason Merrill <jason@redhat.com>
14 * constexpr.c (cxx_eval_constant_expression): Handle conversion from
15 and then to the same type.
17 2019-06-18 Jason Merrill <jason@redhat.com>
19 * constexpr.c (unshare_constructor): Add MEM_STAT_DECL.
21 2019-06-17 Jakub Jelinek <jakub@redhat.com>
23 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_REDUCTION_INSCAN
24 set need_copy_assignment.
26 2019-06-17 Marek Polacek <polacek@redhat.com>
28 PR c++/83820 - excessive attribute arguments not detected.
29 * parser.c (cp_parser_std_attribute): Detect excessive arguments.
31 2019-06-17 Nathan Sidwell <nathan@acm.org>
34 * name-lookup.c (lookup_type_scope_1): Calll qualify_lookup before
37 2019-06-14 Marek Polacek <polacek@redhat.com>
39 PR c++/90884 - stray note with -Wctor-dtor-privacy.
40 * class.c (maybe_warn_about_overly_private_class): Guard the call to
43 2019-06-12 Jason Merrill <jason@redhat.com>
45 PR c++/85552 - wrong instantiation of dtor for DMI.
46 * typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
48 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
50 * decl.c (grokdeclarator): Use id_loc in five additional places
51 in the last part of the function.
53 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
55 * decl.c (grokdeclarator): Move further up the declaration of
56 id_loc, use it immediately, update its value after the loop
57 over declarator, use it again in the final part of function;
58 improve locations of error messages about multiple data types
59 and conflicting specifiers.
61 2019-06-13 Richard Biener <rguenther@suse.de>
64 * typeck2.c (split_nonconstant_init_1): Properly count
65 num_split_elts, optimize single constructor elt removal.
67 2019-06-12 Marek Polacek <polacek@redhat.com>
69 PR c++/66999 - 'this' captured by reference.
70 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
71 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
73 PR c++/90825 - endless recursion when evaluating sizeof.
74 PR c++/90832 - endless recursion when evaluating sizeof.
75 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
76 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
77 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
78 is instantiation-dependent.
80 PR c++/90736 - bogus error with alignof.
81 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
83 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
85 PR c++/90449 - add -Winaccessible-base option.
86 * class.c (warn_about_ambiguous_bases): Changed name to:
87 maybe_warn_about_inaccessible_bases.
88 (maybe_warn_about_inaccessible_bases): Implemented new
89 Winaccessible-base warning option for both direct and virtual
91 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
94 2019-06-11 Richard Biener <rguenther@suse.de>
97 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
98 from CONSTRUCTOR by marking to remove elements and doing all
99 of them in a O(n) scan.
101 2019-06-11 Jakub Jelinek <jakub@redhat.com>
104 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
105 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
107 2019-06-11 Martin Liska <mliska@suse.cz>
110 * pt.c (init_template_processing): Disable hash table
111 sanitization for decl_specializations and type_specializations.
113 2019-06-10 Jason Merrill <jason@redhat.com>
115 * constexpr.c (free_constructor): New.
116 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
118 * constexpr.c (unshare_constructor): Only unshare if T is itself a
120 (cxx_eval_call_expression): Don't call it on the result here.
122 Reduce constexpr_call memory consumption.
123 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
125 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
126 (cxx_eval_call_expression): Adjust.
128 2019-06-10 Jakub Jelinek <jakub@redhat.com>
130 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
132 (cp_parser_omp_scan_loop_body): New function.
133 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
134 are inscan reduction clauses.
135 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
136 * semantics.c (finish_omp_clauses): Reject mixing inscan with
137 non-inscan reductions on the same construct, or inscan reductions with
138 ordered or schedule clauses, or inscan array reductions.
139 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
140 (tsubst_expr): Handle OMP_SCAN.
142 2019-06-07 Jason Merrill <jason@redhat.com>
144 * constexpr.c (cxx_eval_constant_expression): Call
145 STRIP_ANY_LOCATION_WRAPPER early.
146 [CONVERT_EXPR]: Don't build anything for conversion to void.
147 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
149 2019-06-05 Martin Sebor <msebor@redhat.com>
152 * typeck.c (maybe_warn_about_returning_address_of_local): Only
153 consider functions returning pointers as candidates for
156 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
158 * decl.c (smallest_type_location): New.
159 (check_special_function_return_type): Use it.
160 (grokdeclarator): Lkewise.
162 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
164 * decl.c (grokdeclarator): Use locations[ds_friend]
167 2019-06-05 Martin Sebor <msebor@redhat.com>
169 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
170 (convert_like_real): Same.
171 (convert_arg_to_ellipsis): Same.
172 * constexpr.c (diag_array_subscript): Same.
173 * constraint.cc (diagnose_trait_expression): Same.
174 * cvt.c (ocp_convert): Same.
175 * decl.c (start_decl): Same.
176 (check_for_uninitialized_const_var): Same.
178 (check_special_function_return_type): Same.
179 (finish_enum_value_list): Same.
180 (start_preparsed_function): Same.
181 * parser.c (cp_parser_decl_specifier_seq): Same.
182 * typeck.c (cp_build_binary_op): Same.
183 (build_static_cast_1): Same.
185 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
187 PR c++/63149 - Wrong auto deduction from braced-init-list.
188 * pt.c (listify_autos): use non cv qualified auto_node in
189 std::initializer_list<auto>.
191 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
193 * decl.c (grokdeclarator): Use declarator->id_loc in two
196 2019-06-04 Nathan Sidwell <nathan@acm.org>
198 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
199 and namespace scopes separately.
201 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
203 PR c++/60531 - Wrong error about unresolved overloaded function
204 * typeck.c (cp_build_binary_op): See if overload can be resolved.
205 (cp_build_unary_op): Ditto.
207 2019-06-04 Jason Merrill <jason@redhat.com>
209 Reduce accumulated garbage in constexpr evaluation.
210 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
212 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
215 2019-06-04 Jakub Jelinek <jakub@redhat.com>
217 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
218 instead of only up to linear.
220 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
222 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
225 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
228 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
230 2019-05-31 Nathan Sidwell <nathan@acm.org>
232 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
234 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
235 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
236 (make_lambda_name): Don't declare.
237 * error.c (dump_aggr_type): Check for lambdas before other
239 * lambda.c (begin_lambda_type): Use make_anon_name.
240 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
241 * mangle.c (write_local_name): Likewise.
242 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
244 2019-05-30 Marek Polacek <polacek@redhat.com>
246 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
248 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
250 * decl.c (grokdeclarator): Use declarator->id_loc in five
253 2019-05-29 Jakub Jelinek <jakub@redhat.com>
256 * tree.c (lvalue_kind): Return clk_none for expressions with
259 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
262 * parser.c (cp_parser_sizeof_operand): When the type-id production
263 did not work out commit to the tentative parse.
265 2019-05-29 Jakub Jelinek <jakub@redhat.com>
267 P1091R3 - Extending structured bindings to be more like var decls
268 P1381R1 - Reference capture of structured bindings
269 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
271 (cp_finish_decomp): Copy over various decl properties from decl to
272 v[i] in the tuple case.
273 (grokdeclarator): Allow static, thread_local and __thread for C++2a
274 and use pedwarn instead of error for older standard revisions.
275 Make other structured binding diagnostic messages more i18n friendly.
277 2019-05-28 Nathan Sidwell <nathan@acm.org>
279 * decl.c (duplicate_decls): Assert a template newdecl has no
282 2019-05-28 Marek Polacek <polacek@redhat.com>
284 PR c++/90548 - ICE with generic lambda and empty pack.
285 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
287 2019-05-28 Nathan Sidwell <nathan@acm.org>
289 * cp-tree.h (make_anon_name): Drop declaration.
290 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
291 * cp-lang.c (cxx_dwarf_name): Likewise.
292 * class.c (find_flexarrays): Likewise.
293 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
294 * error.c (dump_aggr_type): Likewise.
295 * pt.c (push_template_decl_real): Likewise.
296 * name-lookup.c (consider_binding_level): Likewise.
297 (anon_cnt, make_anon_name): Delete.
299 2019-05-25 Marek Polacek <polacek@redhat.com>
301 PR c++/90572 - wrong disambiguation in friend declaration.
302 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
303 typename for friend declarations.
305 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
307 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
309 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
310 was resolved by r254694.
312 2019-05-22 Jason Merrill <jason@redhat.com>
314 PR c++/20408 - unnecessary code for empty struct.
315 * call.c (build_call_a): Use simple_empty_class_p.
317 PR c++/86485 - -Wmaybe-unused with empty class ?:
318 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
320 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
322 * parser.c (cp_parser_template_declaration_after_parameters): Use
323 DECL_SOURCE_LOCATION in literal operator template errors.
325 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
329 * call.c (build_over_call): Devirtualize when the final overrider
332 2019-05-21 Nathan Sidwell <nathan@acm.org>
334 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
336 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
337 calls. Remove stray FIXME comment.
339 * name-lookup.h (struct cp_binding_level): Drop usings field.
340 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
341 (finish_nonmember_using_decl): ... this.
342 * name-lookup.c (push_using_decl_1, push_using_decl):
343 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
344 (validate_nonmember_using_decl, finish_namespace_using_decl)
345 (finish_local_using_decl): Replace with ...
346 (finish_nonmember_using_decl): ... this. Drop DECL parm.
347 * parser.c (cp_parser_using_declaration): Don't do lookup here.
348 * pt.c (tsubst_expr): Do not do using decl lookup here.
350 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
352 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
354 2019-05-20 Marek Polacek <polacek@redhat.com>
356 CWG 2094 - volatile scalars are trivially copyable.
358 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
361 2019-05-20 Marek Polacek <polacek@redhat.com>
363 * pt.c (convert_template_argument): Add a diagnostic for the
364 [temp.arg]/2 ambiguity case.
366 * name-lookup.c (finish_using_directive): Don't issue inform() if the
367 warning didn't trigger. Add quoting. Tweak the inform message.
369 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
371 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
373 2019-05-20 Nathan Sidwell <nathan@acm.org>
375 * name-lookup.c (finish_namespace_using_directive)
376 (finish_local_using_directive): Merge to ...
377 (finish_using_directive): ... here. Handle both contexts.
378 * name-lookup.h (finish_namespace_using_directive)
379 (finish_local_using_directive): Replace with ...
380 (finish_using_directive): ... this.
381 * parser.c (cp_parser_using_directive): Adjust.
382 * pt.c (tsubst_expr): Likewise.
384 * cp-tree.h (struct lang_decl_ns): Remove usings field.
385 (DECL_NAMESPACE_USING): Delete.
386 * name-lookup.c (name_lookup::search_usings): Use namespace's
388 (name_lookup::queue_namespae): Likewise.
389 (finish_namespace_using_directive, push_namespace): Likewise.
390 (has_using_namespace_std_directive): Just search the entire
393 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
395 PR c++/90532 Ensure __is_constructible(T[]) is false
396 * method.c (is_xible_helper): Return error_mark_node for construction
397 of an array of unknown bound.
399 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
402 * parser.c (cp_finalize_oacc_routine): Rework checking if already
403 marked with an OpenACC 'routine' directive.
406 * parser.c (cp_parser_oacc_routine)
407 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
408 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
411 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
412 clauses from "omp declare target" attribute.
414 2019-05-16 Martin Sebor <msebor@redhat.com>
416 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
418 (print_z_candidates): Same.
419 (build_conditional_expr_1): Quote keywords, operators, and types
421 (build_op_delete_call): Same.
422 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
424 (convert_like_real): Same.
425 (convert_arg_to_ellipsis): Quote keywords, operators, and types
427 (build_over_call): Same.
428 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
430 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
431 (cxx_eval_constant_expression): Quote keywords, operators, and types
433 (potential_constant_expression_1): Same.
434 * cp-gimplify.c (cp_genericize_r): Same.
435 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
437 (type_promotes_to): Same.
438 * decl.c (check_previous_goto_1): Same.
441 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
442 (grok_op_properties): Quote keywords, operators, and types
444 * decl2.c (grokfield): Same.
445 (coerce_delete_type): Same.
446 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
447 * friend.c (do_friend): Quote C++ tokens.
448 * init.c (build_new_1): Quote keywords, operators, and types
450 (build_vec_delete_1): Same.
451 (build_delete): Same.
452 * lex.c (parse_strconst_pragma): Same.
453 (handle_pragma_implementation): Same.
454 (unqualified_fn_lookup_error): Same.
455 * mangle.c (write_type): Same.
456 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
457 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
458 (pop_everything): Same.
459 * parser.c (cp_lexer_start_debugging): Quote a macro name.
461 (cp_lexer_stop_debugging): Same.
462 (cp_parser_userdef_numeric_literal): Quote a C++ header name
464 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
465 and types in diagnostics.
466 (cp_parser_question_colon_clause): Same.
467 (cp_parser_asm_definition): Same.
468 (cp_parser_init_declarator): Same.
469 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
470 a sentence in a diagnostic.
471 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
473 (cp_parser_transaction): Same.
474 * pt.c (maybe_process_partial_specialization): Replace second call
475 to permerror with inform for consistency with other uses.
476 (expand_integer_pack): Quote keywords, operators, and types
478 * rtti.c (get_typeid): Quote keywords, operators, and types
480 (build_dynamic_cast_1): Same.
481 * semantics.c (finish_asm_stmt): Same.
482 (finish_label_decl): Same.
483 (finish_bases): Same.
484 (finish_offsetof): Same.
485 (cp_check_omp_declare_reduction): Same.
486 (finish_decltype_type): Same.
487 * tree.c (handle_init_priority_attribute): Same. Add detail
489 (maybe_warn_zero_as_null_pointer_constant): Same.
490 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
492 (cp_build_unary_op): Same.
493 (check_for_casting_away_constness): Same.
494 (build_static_cast): Same.
495 (build_const_cast_1): Same.
496 (maybe_warn_about_returning_address_of_local): Same.
497 (check_return_expr): Same.
498 * typeck2.c (abstract_virtuals_error_sfinae): Same.
499 (digest_init_r): Replace a tab with spaces in a diagnostic.
500 (build_functional_cast): Quote keywords, operators, and types
503 2019-05-15 Jakub Jelinek <jakub@redhat.com>
506 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
507 before the condition (or if missing or constant non-zero at the end
508 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
509 if any. Don't call protected_set_expr_location on incr if it already
512 2019-05-15 Marek Polacek <polacek@redhat.com>
514 CWG 2096 - constraints on literal unions.
515 * class.c (check_field_decls): Initialize booleans directly. A union
516 is literal if at least one of its non-static data members is of
517 non-volatile literal type.
519 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
521 * cp-tree.h (REFERENCE_VLA_OK): Remove.
522 * lambda.c (build_capture_proxy): Remove use of the above.
524 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
526 * call.c (perform_overload_resolution, build_new_method_call_1):
527 Use OVL_P; remove redundant TEMPLATE_DECL checks.
528 * decl.c (grokfndecl): Likewise.
529 * mangle.c (write_expression): Likewise.
530 * parser.c (cp_parser_template_id): Likewise.
531 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
533 * search.c (build_baselink): Likewise.
534 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
536 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
538 PR preprocessor/90382
539 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
542 2019-05-13 Jason Merrill <jason@redhat.com>
544 Use releasing_vec more broadly.
545 * cp-tree.h (struct releasing_vec): Replace get_ref method with
547 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
548 Forwarding functions for releasing_vec.
549 (release_tree_vector): Declare but don't define.
550 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
551 (perform_direct_initialization_if_possible): Use releasing_vec.
552 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
554 * cp-gimplify.c (cp_fold): Likewise.
555 * cvt.c (force_rvalue, ocp_convert): Likewise.
556 * decl.c (get_tuple_decomp_init): Likewise.
557 * except.c (build_throw): Likewise.
558 * init.c (perform_member_init, expand_default_init): Likewise.
559 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
560 * parser.c (cp_parser_userdef_char_literal)
561 (cp_parser_userdef_numeric_literal)
562 (cp_parser_userdef_string_literal)
563 (cp_parser_perform_range_for_lookup)
564 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
565 (cp_parser_omp_for_loop_init): Likewise.
566 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
567 * semantics.c (calculate_direct_bases, calculate_bases)
568 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
569 (finish_omp_taskyield, finish_omp_cancel)
570 (finish_omp_cancellation_point): Likewise.
571 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
572 (build_min_non_dep_op_overload): Likewise.
573 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
574 (cp_build_modify_expr): Likewise.
575 * typeck2.c (build_functional_cast): Likewise.
577 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
579 * typeck.c (cp_build_function_call_vec): When mark_used fails
580 unconditionally return error_mark_node.
582 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
584 * decl.c (grokvardecl): Use an accurate location in error message
585 about main as a global variable.
587 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
589 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
590 * cp-gimplify.c (cp_fold): Likewise.
591 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
592 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
593 * cvt.c (perform_qualification_conversions): Likewise.
594 * decl.c (grokdeclarator): Likewise.
595 * decl2.c (build_memfn_type): Likewise.
596 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
597 * parser.c (cp_parser_omp_declare_reduction): Likewise.
598 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
599 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
600 * rtti.c (ptr_initializer): Likewise.
601 * semantics.c (finish_asm_stmt, finish_offsetof,
602 cp_check_omp_declare_reduction): Likewise.
603 * tree.c (cp_build_qualified_type_real,
604 cp_build_type_attribute_variant, cxx_type_hash_eq,
605 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
606 * typeck.c (structural_comptypes, convert_arguments,
607 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
608 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
611 2019-05-10 Marek Polacek <polacek@redhat.com>
613 PR c++/78010 - bogus -Wsuggest-override warning on final function.
614 * class.c (check_for_override): Don't warn for final functions.
616 2019-05-10 Jakub Jelinek <jakub@redhat.com>
619 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
620 c-family/c-cppbuiltin.c.
622 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
626 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
628 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
631 2019-05-08 Nathan Sidwell <nathan@acm.org>
633 Kill DECL_SAVED_FUNCTION_DATA .
634 * cp-tree.h (language_function): Remove x_auto_return_pattern.
635 (current_function_auto_return_pattern): Delete.
636 (lang_decl_fn): Replace saved_language_function with
637 saved_auto_return type.
638 (DECL_SAVED_FUNCTION_DATA): Delete.
639 (DECL_SAVED_AUTO_RETURN_TYPE): New.
640 (FNDECL_USED_AUTO): Correct documentation.
641 * decl.c (duplicate_decls): Adjust AUTO return handling.
642 (start_preparsed_function): Replace
643 current_function_auto_return_pattern with
644 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
646 (finish_function): Likewise.
647 (save_function_data): Delete.
648 (fndecl_declared_return_type): Reimplement.
649 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
650 * method.c (make_thunk, make_alias_for): Likewise.
651 * parser.c (cp_parser_jump_statement): Likewise.
652 * pt.c (do_auto_deduction): Likewise.
653 * typeck.c (check_return_expr): Likewise.
655 2019-05-06 Jason Merrill <jason@redhat.com>
657 PR c++/90171 - reorganize usual_deallocation_fn_p
658 * call.c (struct dealloc_info): New.
659 (usual_deallocation_fn_p): Take a dealloc_info*.
660 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
661 (build_op_delete_call): Adjust.
663 2019-05-07 Jason Merrill <jason@redhat.com>
665 PR c++/86485 - -Wmaybe-unused with empty class ?:
666 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
668 * pt.c (type_dependent_expression_p): A non-type template parm with
669 a placeholder type is type-dependent.
671 2019-05-06 Marek Polacek <polacek@redhat.com>
673 PR c++/90265 - ICE with generic lambda.
674 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
675 element in the vector.
677 2019-05-03 Martin Liska <mliska@suse.cz>
679 * call.c (build_aggr_conv): Use is_empty instead of
680 elements () == 0 (and similar usages).
681 * parser.c (cp_parser_lambda_introducer): Likewise.
683 2019-05-02 Nathan Sidwell <nathan@acm.org>
685 * semantics.c (finish_id_expression_1): Remove unreachable code.
687 2019-05-01 Nathan Sidwell <nathan@acm.org>
689 * name-lookup.h (get_class_binding_direct): Change final arg to
691 (get_class_binding): Likewise.
692 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
693 arg with WANT_TYPE bool. Simplify.
694 (get_class_binding): Adjust final arg.
695 * decl.c (reshape_init_class): Adjust get_class_binding calls.
697 2019-04-30 Nathan Sidwell <nathan@acm.org>
699 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
700 nodes. Call c_common_init_ts.
702 2019-04-29 Nathan Sidwell <nathan@acm.org>
704 * decl.c (duplicate_decls): Add whitespace, move comments into
706 * method.c (explain_implicit_non_constexpr): Refactor.
707 * pt.c (check_explicit_specialization): Fix indentation.
708 * semantics.c (process_outer_var_ref): Reformat.
709 (finish_id_expression_1): Use STRIP_TEMPLATE.
711 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
713 PR c++/90243 - orphaned note in uninstantiated constexpr function
714 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
717 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
720 * decl.c (grokdeclarator): Set type to error_mark_node
721 upon error about template placeholder type non followed
722 by a simple declarator-id.
724 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
726 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
729 2019-04-24 Jason Merrill <jason@redhat.com>
731 PR c++/90227 - error with template parameter packs.
732 * pt.c (coerce_template_parms): Do add empty pack when
735 2019-04-24 Richard Biener <rguenther@suse.de>
737 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
738 (conversion_null_warnings): Likewise.
739 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
740 early if type1 == type2.
742 2019-04-22 Jason Merrill <jason@redhat.com>
744 PR c++/87366 - wrong error with alias template.
745 * typeck.c (structural_comptypes): When comparing_specializations,
747 (comptypes): When comparing_specializations, do structural
750 2019-04-19 Jason Merrill <jason@redhat.com>
752 PR c++/90190 - CTAD with list-constructor.
753 * pt.c (do_class_deduction): Don't try the single element deduction
754 if the single element is also a braced list.
756 PR c++/90171 - ICE with destroying delete with size_t parm.
757 * call.c (sized_deallocation_fn_p): New. Use it instead of
758 second_parm_is_size_t in most cases.
759 (second_parm_is_size_t): Don't check for aligned.
761 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
764 * pt.c (fn_type_unification): When handling null explicit
765 arguments do not special case non-parameter packs.
767 2019-04-19 Jakub Jelinek <jakub@redhat.com>
770 * pt.c (process_template_parm): Set decl to pushdecl result. If
771 !is_non_type, also set parm to that.
774 * decl.c (struct cp_switch): Remove outside_range_p member.
775 (push_switch): Don't clear it.
776 (pop_switch): Adjust c_do_switch_warnings caller.
777 (finish_case_label): Adjust c_add_case_label caller.
780 * decl.c (duplicate_decls): If remove is main variant and
781 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
782 variant that has newdecl as TYPE_NAME if any.
784 2019-04-18 Jason Merrill <jason@redhat.com>
786 PR c++/87554 - ICE with extern template and reference member.
787 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
789 2019-04-17 Jason Merrill <jason@redhat.com>
791 PR c++/90047 - ICE with enable_if alias template.
792 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
793 hash table when we're in SFINAE context.
795 2019-04-17 Marek Polacek <polacek@redhat.com>
797 PR c++/90124 - bogus error with incomplete type in decltype.
798 * typeck.c (build_class_member_access_expr): Check
799 cp_unevaluated_operand.
801 2019-04-12 Jakub Jelinek <jakub@redhat.com>
804 * decl.c (duplicate_decls): When newdecl's type is its main variant,
805 don't try to remove it from the variant list, but instead assert
808 2019-04-12 Martin Sebor <msebor@redhat.com>
812 * parser.c (cp_parser_has_attribute_expression): Handle assignment
815 2019-04-12 Jason Merrill <jason@redhat.com>
817 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
820 2019-04-12 Marek Polacek <polacek@redhat.com>
822 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
823 instead of perform_implicit_conversion_flags.
825 PR c++/87603 - constexpr functions are no longer noexcept.
826 * constexpr.c (is_sub_constant_expr): Remove unused function.
827 * cp-tree.h (is_sub_constant_expr): Remove declaration.
828 * except.c (check_noexcept_r): Don't consider a call to a constexpr
831 2019-04-11 Jakub Jelinek <jakub@redhat.com>
834 * parser.h (struct cp_parser): Add
835 type_definition_forbidden_message_arg member.
836 * parser.c (cp_debug_parser): Print it.
837 (cp_parser_check_type_definition): Pass
838 parser->type_definition_forbidden_message_arg as second argument to
840 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
841 parser->type_definition_forbidden_message_arg and use G_() with
842 %qs for parser->type_definition_forbidden_message instead of
843 building untranslatable message using concat.
845 2019-04-09 Jakub Jelinek <jakub@redhat.com>
848 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
850 2019-04-08 Marek Polacek <polacek@redhat.com>
852 * typeck2.c (digest_init_r): Don't condition the object slicing warning
855 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
858 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
859 when maybe_instantiate_noexcept fails.
860 (classtype_has_nothrow_assign_or_copy_p): Likewise.
861 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
862 to build_exception_variant.
864 2019-04-05 Marek Polacek <polacek@redhat.com>
866 PR c++/87145 - bogus error converting class type in template arg list.
867 * pt.c (convert_nontype_argument): Don't call
868 build_converted_constant_expr if it could involve calling a conversion
869 function with a instantiation-dependent constructor as its argument.
871 2019-04-05 Martin Sebor <msebor@redhat.com>
874 * decl.c (reshape_init_array_1): Avoid treating empty strings
875 as zeros in array initializers.
876 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
878 2019-04-04 Jason Merrill <jason@redhat.com>
880 PR c++/89948 - ICE with break in statement-expr.
881 * constexpr.c (cxx_eval_statement_list): Jumping out of a
882 statement-expr is non-constant.
884 2019-04-04 Jason Merrill <jason@redhat.com>
886 PR c++/89966 - error with non-type auto tparm.
887 * pt.c (do_auto_deduction): Clear tf_partial.
889 2019-04-04 Jason Merrill <jason@redhat.com>
891 PR c++/86986 - ICE with TTP with parameter pack.
892 * pt.c (coerce_template_parameter_pack): Only look at the type of a
893 non-type parameter pack.
894 (fixed_parameter_pack_p_1): Don't recurse into the type of a
895 non-type parameter pack.
896 (coerce_template_template_parms): Call add_outermost_template_args.
898 2019-04-04 Martin Sebor <msebor@redhat.com>
904 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
905 from arrays of trivial type and known size.
906 * mangle.c (write_expression): Convert braced initializer lists
908 (write_expression): Trim trailing zero-initializers from arrays
910 (write_template_arg_literal): Mangle strings the same as braced
913 2019-04-03 Jason Merrill <jason@redhat.com>
915 PR c++/81866 - ICE with member template and default targ.
916 * pt.c (tsubst_template_decl): Handle getting a type from
917 retrieve_specialization.
919 PR c++/86586 - -fcompare-debug=-Wsign-compare.
920 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
922 PR c++/89331 - ICE with offsetof in incomplete class.
923 * semantics.c (finish_offsetof): Handle error_mark_node.
924 * typeck.c (build_class_member_access_expr): Call
925 complete_type_or_maybe_complain before converting to base.
927 PR c++/89917 - ICE with lambda in variadic mem-init.
928 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
930 2019-04-01 Jason Merrill <jason@redhat.com>
932 PR c++/86946 - ICE with function call in template argument.
934 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
937 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
940 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
942 2019-03-31 Marek Polacek <polacek@redhat.com>
944 PR c++/89852 - ICE with C++11 functional cast with { }.
945 * constexpr.c (fold_non_dependent_expr_template): New static function
947 (fold_non_dependent_expr): ...here.
948 (fold_non_dependent_init): New function.
949 * cp-tree.h (fold_non_dependent_init): Declare.
950 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
951 of fold_non_dependent_expr. Don't call maybe_constant_init.
953 2019-03-30 Jason Merrill <jason@redhat.com>
955 PR c++/89744 - ICE with specialization of member class template.
956 * pt.c (lookup_template_class_1): If the partial instantiation is
957 explicitly specialized, adjust.
958 (maybe_process_partial_specialization): Also adjust
961 2019-03-29 Jakub Jelinek <jakub@redhat.com>
964 * typeck.c: Include gimplify.h.
965 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
966 for second time. Formatting fixes.
968 2019-03-29 Marek Polacek <polacek@redhat.com>
970 PR c++/89876 - ICE with deprecated conversion.
971 * call.c (convert_like_real): Only give warnings with tf_warning.
973 2019-03-28 Marek Polacek <polacek@redhat.com>
975 PR c++/89612 - ICE with member friend template with noexcept.
976 * pt.c (maybe_instantiate_noexcept): For function templates, use their
977 template result (function decl). Don't set up local specializations.
978 Temporarily turn on processing_template_decl. Update the template type
981 PR c++/89836 - bool constant expression and explicit conversions.
982 * call.c (build_converted_constant_expr_internal): New function,
984 (build_converted_constant_expr): ...this. New.
985 (build_converted_constant_bool_expr): New.
986 * cp-tree.h (build_converted_constant_bool_expr): Declare.
987 * decl.c (build_explicit_specifier): Call
988 build_converted_constant_bool_expr.
990 2019-03-28 Jakub Jelinek <jakub@redhat.com>
993 * constexpr.c (struct check_for_return_continue_data): New type.
994 (check_for_return_continue): New function.
995 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
996 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
997 in loop bodies and set *jump_target to that if found.
999 2019-03-27 Jason Merrill <jason@redhat.com>
1001 PR c++/89831 - error with qualified-id in const member function.
1002 * semantics.c (finish_non_static_data_member): Use object cv-quals
1003 in scoped case, too.
1005 PR c++/89421 - ICE with lambda in template parameter list.
1006 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
1007 template parameter list before C++20.
1008 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
1009 * semantics.c (begin_class_definition): Restore error about defining
1010 non-lambda class in template parm list.
1012 2019-03-26 Jason Merrill <jason@redhat.com>
1014 PR c++/86932 - missed SFINAE with empty pack.
1015 * pt.c (coerce_template_parms): Don't add an empty pack if
1017 (fn_type_unification): Pass tf_partial to coerce_template_parms.
1019 PR c++/86429 - constexpr variable in lambda.
1022 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
1023 try evaluating the captured variable directly.
1025 2019-03-26 Jakub Jelinek <jakub@redhat.com>
1028 * semantics.c (finish_omp_atomic): Add warning_sentinel for
1029 -Wunused-value around finish_expr_stmt call.
1031 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
1035 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
1036 to undo the disabling of warnings.
1038 2019-03-25 Jason Merrill <jason@redhat.com>
1040 PR c++/87748 - substitution failure error with decltype.
1041 * pt.c (most_specialized_partial_spec): Clear
1042 processing_template_decl.
1044 2019-03-25 Marek Polacek <polacek@redhat.com>
1046 PR c++/89214 - ICE when initializing aggregates with bases.
1047 * typeck2.c (digest_init_r): Warn about object slicing instead of
1050 PR c++/89705 - ICE with reference binding with conversion function.
1051 * call.c (reference_binding): If the result of the conversion function
1052 is a prvalue of non-class type, use the cv-unqualified type.
1054 2019-03-25 Nathan Sidwell <nathan@acm.org>
1056 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
1058 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1061 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
1062 (maybe_get_tls_wrapper_call): Declare.
1063 * decl2.c (get_tls_wrapper_fn): Make static.
1064 (maybe_get_tls_wrapper_call): New function.
1065 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
1067 * semantics.c (finish_qualified_id_expr): Likewise.
1068 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
1069 * pt.c (tsubst_copy_and_build): Likewise.
1072 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
1073 (cxx_eval_constant_expression): When not skipping, not constant class
1074 or location wrapper, increment *ctx->constexpr_ops_count and if it is
1075 above constexpr_loop_nest_limit, diagnose failure.
1076 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
1077 initialize ctx.constexpr_ops_count to its address.
1078 (is_sub_constant_expr): Likewise.
1080 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1083 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
1084 hash_set<tree, true> &, adjust uses accordingly.
1085 (build_aggr_conv): Change pset from hash_set<tree> *
1086 to hash_set<tree, true>. Replace goto fail; with return NULL;,
1090 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
1091 variables, check for duplicates in this function.
1092 * lambda.c (add_capture): Don't check for duplicates nor use
1094 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
1096 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1099 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
1100 error_mark_node to comp_except_specs.
1102 2019-03-20 Jason Merrill <jason@redhat.com>
1104 PR c++/87480 - decltype of member access in default template arg
1105 * pt.c (type_unification_real): Accept a dependent result in
1108 2019-03-19 Martin Sebor <msebor@redhat.com>
1110 PR tree-optimization/89688
1111 * typeck2.c (store_init_value): Call braced_lists_to_string for more
1112 kinds of initializers.
1114 2019-03-18 Jason Merrill <jason@redhat.com>
1116 PR c++/89630 - ICE with dependent using-decl as template arg.
1117 * tree.c (cp_tree_equal): Always return false for USING_DECL.
1119 PR c++/89761 - ICE with sizeof... in pack expansion.
1120 * pt.c (argument_pack_element_is_expansion_p): Handle
1121 ARGUMENT_PACK_SELECT.
1123 PR c++/89640 - GNU attributes on lambda.
1124 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
1126 PR c++/89682 - wrong access error in default argument.
1127 * pt.c (tsubst_default_argument): Don't defer access checks.
1129 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
1132 * semantics.c (finish_non_static_data_member): Check return value
1133 of context_for_name_lookup and immediately return error_mark_node
1136 2019-03-17 Jason Merrill <jason@redhat.com>
1138 PR c++/89571 - ICE with ill-formed noexcept on constructor.
1139 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
1140 (regenerate_decl_from_template): Use it for noexcept-specs.
1142 2019-03-14 Jason Merrill <jason@redhat.com>
1144 * parser.c (cp_parser_decl_specifier_seq): Support C++20
1145 concept-definition syntax without 'bool'.
1147 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1150 * semantics.c (finish_qualified_id_expr): Reject variable templates.
1153 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
1154 hash_set<tree> to vec<tree>.
1155 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
1157 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
1158 removal of SAVE_EXPRs from values.
1159 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
1160 method on save_exprs instead of add.
1162 2019-03-13 Jason Merrill <jason@redhat.com>
1164 PR c++/86521 - C++17 copy elision in initialization by constructor.
1165 * call.c (joust_maybe_elide_copy): New.
1168 2019-03-13 Marek Polacek <polacek@redhat.com>
1170 PR c++/88979 - further P0634 fix for constructors.
1171 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
1172 cp_parser_constructor_declarator_p.
1173 (cp_parser_direct_declarator): Allow missing typename for constructor
1175 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
1176 cp_parser_type_specifier.
1178 PR c++/89686 - mixing init-capture and simple-capture in lambda.
1179 * parser.c (cp_parser_lambda_introducer): Give error when combining
1180 init-capture and simple-capture.
1182 PR c++/89660 - bogus error with -Wredundant-move.
1183 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
1184 as the std::move's argument. Don't call convert_for_initialization
1185 when warn_redundant_move isn't on.
1187 2019-03-11 Jason Merrill <jason@redhat.com>
1189 PR c++/86521 - wrong overload resolution with ref-qualifiers.
1190 * call.c (build_user_type_conversion_1): Don't use a conversion to a
1191 reference of the wrong rvalueness for direct binding.
1193 2019-03-11 Martin Liska <mliska@suse.cz>
1195 * cvt.c (build_expr_type_conversion): Wrap apostrophes
1196 in gcc internal format with %'.
1197 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
1198 (grokfndecl): Likewise.
1199 * name-lookup.c (do_pushtag): Likewise.
1200 * pt.c (unify_parameter_deduction_failure): Likewise.
1201 (unify_template_deduction_failure): Likewise.
1203 2019-03-11 Martin Liska <mliska@suse.cz>
1205 * call.c (convert_arg_to_ellipsis): Wrap an option name
1206 in a string format message and fix GNU coding style.
1207 (build_over_call): Likewise.
1208 * class.c (check_field_decl): Likewise.
1209 (layout_nonempty_base_or_field): Likewise.
1210 * constexpr.c (cxx_eval_loop_expr): Likewise.
1211 * cvt.c (type_promotes_to): Likewise.
1212 * decl.c (cxx_init_decl_processing): Likewise.
1213 (mark_inline_variable): Likewise.
1214 (grokdeclarator): Likewise.
1215 * decl2.c (record_mangling): Likewise.
1216 * error.c (maybe_warn_cpp0x): Likewise.
1217 * except.c (doing_eh): Likewise.
1218 * mangle.c (maybe_check_abi_tags): Likewise.
1219 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1220 (cp_parser_userdef_numeric_literal): Likewise.
1221 (cp_parser_primary_expression): Likewise.
1222 (cp_parser_unqualified_id): Likewise.
1223 (cp_parser_pseudo_destructor_name): Likewise.
1224 (cp_parser_builtin_offsetof): Likewise.
1225 (cp_parser_lambda_expression): Likewise.
1226 (cp_parser_lambda_introducer): Likewise.
1227 (cp_parser_lambda_declarator_opt): Likewise.
1228 (cp_parser_selection_statement): Likewise.
1229 (cp_parser_init_statement): Likewise.
1230 (cp_parser_decomposition_declaration): Likewise.
1231 (cp_parser_function_specifier_opt): Likewise.
1232 (cp_parser_static_assert): Likewise.
1233 (cp_parser_simple_type_specifier): Likewise.
1234 (cp_parser_namespace_definition): Likewise.
1235 (cp_parser_using_declaration): Likewise.
1236 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
1237 (cp_parser_initializer_list): Likewise.
1238 (cp_parser_type_parameter_key): Likewise.
1239 (cp_parser_member_declaration): Likewise.
1240 (cp_parser_try_block): Likewise.
1241 (cp_parser_std_attribute_spec): Likewise.
1242 (cp_parser_requires_clause_opt): Likewise.
1243 * pt.c (check_template_variable): Likewise.
1244 (check_default_tmpl_args): Likewise.
1245 (push_tinst_level_loc): Likewise.
1246 (instantiate_pending_templates): Likewise.
1247 (invalid_nontype_parm_type_p): Likewise.
1248 * repo.c (get_base_filename): Likewise.
1249 * rtti.c (typeid_ok_p): Likewise.
1250 (build_dynamic_cast_1): Likewise.
1251 * tree.c (maybe_warn_parm_abi): Likewise.
1253 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1256 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
1257 one space before " at the end of line and another after " on another
1258 line in a string literal.
1260 PR tree-optimization/89550
1261 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
1262 warning_at returned true.
1263 * decl2.c (c_parse_final_cleanups): Likewise.
1264 * typeck.c (convert_for_assignment): Likewise.
1265 * decl.c (finish_function): Likewise.
1268 * parser.c (cp_parser_asm_definition): Just warn instead of error
1269 on volatile qualifier outside of function body.
1272 * constexpr.c (potential_constant_expression_1): Reject
1273 REINTERPRET_CAST_P NOP_EXPRs.
1276 * call.c (joust): Call print_z_candidate only if pedwarn returned
1279 2019-03-07 Jason Merrill <jason@redhat.com>
1281 PR c++/88123 - lambda and using-directive.
1282 * name-lookup.c (op_unqualified_lookup)
1283 (maybe_save_operator_binding, discard_operator_bindings)
1284 (push_operator_bindings): New.
1285 * typeck.c (build_x_binary_op, build_x_unary_op): Call
1286 maybe_save_operator_binding.
1287 * decl.c (start_preparsed_function): Call push_operator_bindings.
1288 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
1290 PR c++/88820 - ICE with CTAD and member template used in DMI.
1291 * pt.c (do_class_deduction): Handle parm used as its own arg.
1293 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1296 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
1297 at toplevel, but diagnose them.
1299 2019-03-06 Jason Merrill <jason@redhat.com>
1301 PR c++/89381 - implicit copy and using-declaration.
1302 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
1303 op= brought in by a using-declaration.
1305 2019-03-06 Jakub Jelinek <jakub@redhat.com>
1308 * init.c (build_value_init_noctor): Ignore flexible array members.
1310 2019-03-06 Jason Merrill <jason@redhat.com>
1312 PR c++/89576 - if constexpr of lambda capture.
1313 * semantics.c (maybe_convert_cond): Do convert a non-dependent
1314 condition in a template.
1315 * typeck.c (condition_conversion): Handle being called in a
1318 2019-03-06 Marek Polacek <polacek@redhat.com>
1320 PR c++/87378 - bogus -Wredundant-move warning.
1321 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
1322 overload resolution would actually succeed.
1324 2019-03-05 Jason Merrill <jason@redhat.com>
1326 * class.c (is_really_empty_class): Add ignore_vptr parm.
1327 (trivial_default_constructor_is_constexpr): Pass it.
1328 * call.c (build_over_call): Pass it.
1329 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
1330 checking TYPE_POLYMORPHIC_P.
1331 (cxx_eval_component_reference, potential_constant_expression_1):
1333 * cp-gimplify.c (simple_empty_class_p): Pass it.
1334 * init.c (expand_aggr_init_1): Pass it.
1336 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
1339 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
1341 2019-03-04 Jakub Jelinek <jakub@redhat.com>
1344 * call.c (field_in_pset): New function.
1345 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
1347 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1350 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
1351 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
1352 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
1353 (cp_parser_initializer_list): Add designated parameter, set *designated
1354 to a bool whether any designators were parsed.
1355 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
1357 * pt.c (tsubst_copy_and_build): Likewise.
1358 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
1359 don't call build_list_conv, nor build_complex_conv, nor attempt to
1360 convert a single element initializer to scalar.
1362 2019-03-01 Marek Polacek <polacek@redhat.com>
1364 PR c++/89537 - missing location for error with non-static member fn.
1365 * call.c (resolve_args): Use EXPR_LOCATION.
1366 * typeck.c (build_class_member_access_expr): Use input_location.
1368 PR c++/89532 - ICE with incomplete type in decltype.
1369 * semantics.c (finish_compound_literal): Return error_mark_node
1370 if digest_init_flags returns error_mark_node.
1372 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1374 Implement P1002R1, Try-catch blocks in constexpr functions
1376 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
1377 Diagnose constexpr ctor or function with function-try-block with
1378 pedwarn for c++17 and earlier. Formatting fix.
1379 (cp_parser_try_block): Use pedwarn instead of error and only for
1380 c++17 and earlier when try block appears in constexpr function.
1381 * constexpr.c (build_constexpr_constructor_member_initializers):
1382 Handle TRY_BLOCK here instead of erroring on it.
1384 2019-02-28 Jason Merrill <jason@redhat.com>
1386 PR c++/88183 - ICE with .* fold-expression.
1387 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
1389 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1390 * class.c, lambda.c, pt.c: Revert earlier change.
1391 * lambda.c (add_capture): Don't special-case capture of dependent
1394 * name-lookup.c (print_binding_level): Print this_entity.
1396 2019-02-27 Marek Polacek <polacek@redhat.com>
1398 PR c++/88857 - ICE with value-initialization of argument in template.
1399 * call.c (convert_like_real): Don't call build_value_init in template.
1401 2019-02-27 Jason Merrill <jason@redhat.com>
1403 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1404 * semantics.c (process_outer_var_ref): Do capture dependent vars.
1405 * class.c (finish_struct): Only add TAG_DEFN if T is in
1406 current_function_decl.
1407 * lambda.c (vla_capture_type): Force the capture type out into the
1408 lambda's enclosing function.
1409 (add_capture): Pass in the lambda.
1410 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
1412 2019-02-27 Marek Polacek <polacek@redhat.com>
1414 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
1415 * parser.c (cp_parser_using_declaration): For an unscoped enum
1416 only use its context if it's not a function declaration.
1418 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1421 * method.c (process_subob_fn): When maybe_instantiate_noexcept
1422 returns false don't call merge_exception_specifiers.
1424 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1427 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
1428 for a non-constant parsed expression.
1430 2019-02-26 Jakub Jelinek <jakub@redhat.com>
1433 * constexpr.c (cxx_eval_store_expression): When changing active union
1434 member, set no_zero_init.
1436 2019-02-23 Marek Polacek <polacek@redhat.com>
1438 PR c++/88294 - ICE with non-constant noexcept-specifier.
1439 * pt.c (maybe_instantiate_noexcept): Set up the list of local
1440 specializations. Set current_class_{ptr,ref}.
1442 2019-02-22 David Malcolm <dmalcolm@redhat.com>
1445 * parser.c (cp_parser_unqualified_id): Capture and use locations
1448 2019-02-22 Marek Polacek <polacek@redhat.com>
1450 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
1451 * decl.c (build_explicit_specifier): Don't check
1452 processing_template_decl. Call instantiation_dependent_expression_p
1453 instead of value_dependent_expression_p. Call
1454 instantiate_non_dependent_expr_sfinae before
1455 build_converted_constant_expr instead of calling
1456 instantiate_non_dependent_expr after it. Add
1457 processing_template_decl_sentinel.
1459 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
1461 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
1462 parameter, move loc formal parameter to the front. Adjust all
1464 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
1467 2019-02-21 Jason Merrill <jason@redhat.com>
1469 PR c++/87685 - generic lambda 'this' capture error.
1470 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
1471 (maybe_generic_this_capture): Pass -1.
1473 PR c++/88394 - ICE with VLA init-capture.
1474 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
1476 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
1477 * pt.c (do_class_deduction): Don't include explicit specialization
1480 PR c++/89422 - ICE with -g and lambda in default arg in template.
1481 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
1483 2019-02-21 Jason Merrill <jason@redhat.com>
1485 PR c++/88419 - C++17 ICE with class template arg deduction.
1486 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
1487 CLASS_PLACEHOLDER_TEMPLATE.
1489 2019-02-21 Jakub Jelinek <jakub@redhat.com>
1492 * constexpr.c (struct constexpr_fundef): Add parms and result members.
1493 (retrieve_constexpr_fundef): Adjust for the above change.
1494 (register_constexpr_fundef): Save constexpr body with copy_fn,
1495 temporarily set DECL_CONTEXT on DECL_RESULT before that.
1496 (get_fundef_copy): Change FUN argument to FUNDEF with
1497 constexpr_fundef * type, grab body and parms/result out of
1498 constexpr_fundef struct and temporarily change it for copy_fn calls
1500 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
1501 adjust current_function_decl from ctx->call context. Test
1502 !potential_constant_expression instead of !is_constant_expression.
1503 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
1504 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
1505 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
1506 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
1507 operands to be NULL.
1508 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
1509 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
1510 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
1511 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
1512 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
1513 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
1514 DECL_EXPR with USING_DECL operand.
1515 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
1516 build_int_cst to make it a valid constant expression.
1518 2019-02-20 Jason Merrill <jason@redhat.com>
1520 PR c++/88690 - C++17 ICE with empty base in aggregate.
1521 * typeck2.c (process_init_constructor_record): Skip trivial
1522 initialization of an empty base.
1524 2019-02-21 Richard Biener <rguenther@suse.de>
1527 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
1528 make symtab process new functions here.
1530 2019-02-20 Jason Merrill <jason@redhat.com>
1532 PR c++/87921 - wrong error with inline static data member.
1533 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
1534 for a non-template inline variable. Do nothing for an
1535 already-instantiated variable.
1536 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
1538 * decl.c (check_initializer): Likewise.
1539 (make_rtl_for_nonlocal_decl): Likewise.
1540 * pt.c (instantiate_decl): Likewise.
1541 * typeck2.c (store_init_value): Likewise.
1543 2019-02-20 Jakub Jelinek <jakub@redhat.com>
1546 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
1547 for flag_syntax_only from here...
1548 * semantics.c (expand_or_defer_fn_1): ... here.
1551 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
1552 DECL_COMMON, set DECL_INTERFACE_KNOWN.
1555 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
1556 union member for -std=c++17 and earlier.
1558 2019-02-19 Jason Merrill <jason@redhat.com>
1560 PR c++/87513 - 'sorry' mangling PMF template-id.
1561 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
1563 2019-02-19 Jason Merrill <jason@redhat.com>
1565 PR c++/88380 - wrong-code with flexible array and NSDMI.
1566 * typeck2.c (process_init_constructor_record): Skip flexarrays.
1568 2019-02-20 will wray <wjwray@gmail.com>
1570 PR c++/88572 - wrong handling of braces on scalar init.
1571 * decl.c (reshape_init_r): Allow braces around scalar initializer
1572 within aggregate init. Reject double braced-init of scalar
1575 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1578 * pt.c (tsubst_init): Diagnose an initializer expanding to an
1579 empty list of expressions; tweak wrt dependent types.
1580 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
1581 instead of tsubst_expr.
1583 2019-02-19 Jason Merrill <jason@redhat.com>
1585 PR c++/88368 - wrong 'use of deleted function'
1586 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
1587 (get_defaulted_eh_spec): Call push_tinst_level.
1588 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
1589 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
1591 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
1594 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
1595 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
1597 2019-02-19 Jakub Jelinek <jakub@redhat.com>
1600 * lambda.c (maybe_generic_this_capture): Don't check
1601 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
1604 * typeck.c (build_reinterpret_cast_1): Don't handle void to
1605 && conversion go through build_target_expr_with_type.
1608 * error.c (qualified_name_lookup_error): Only call
1609 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
1611 2019-02-19 Tom Honermann <tom@honermann.net>
1613 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
1615 2019-02-18 Jason Merrill <jason@redhat.com>
1617 PR c++/89336 - multiple stores in constexpr stmt.
1618 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
1621 * pt.c (check_explicit_specialization): If the declarator is a
1622 template-id, only check whether the arguments are dependent.
1624 Improve duplicate [[likely]] diagnostic.
1625 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
1626 to process_stmt_hotness_attribute.
1627 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
1628 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
1630 2019-02-17 Marek Polacek <polacek@redhat.com>
1632 PR c++/89217 - ICE with list-initialization in range-based for loop.
1633 * constexpr.c (unshare_constructor): No longer static.
1634 * cp-tree.h (unshare_constructor): Declare.
1635 * semantics.c (finish_compound_literal): When dealing with a
1636 non-dependent expression in a template, return the original
1637 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
1639 2019-02-13 Marek Polacek <polacek@redhat.com>
1641 PR c++/89297 - ICE with OVERLOAD in template.
1642 * semantics.c (finish_compound_literal): Call
1643 instantiate_non_dependent_expr_sfinae.
1645 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
1648 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
1649 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
1650 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
1651 (shared_member_p): Likewise.
1652 (lookup_member): Likewise.
1653 * decl.c (grok_special_member_properties): Skip USING_DECLs.
1654 * semantics.c (finish_omp_declare_simd_methods): Likewise.
1655 (finish_qualified_id_expr): Do not call shared_member_p with
1659 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
1660 Move cp_evaluated resetting before signature tsubsting.
1661 (gen_elem_of_pack_expansion_instantiation): Separate local
1662 specializations per index.
1664 2019-02-13 David Malcolm <dmalcolm@redhat.com>
1667 * class.c (add_method): Drop destructor assertion.
1669 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1672 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
1673 context (the first argument).
1674 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
1677 2019-02-12 Jason Merrill <jason@redhat.com>
1679 PR c++/89144 - link error with constexpr initializer_list.
1680 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
1681 array for an empty list.
1682 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
1685 2019-02-11 Jason Merrill <jason@redhat.com>
1687 PR c++/89241 - ICE with __func__ in lambda in template.
1688 * pt.c (enclosing_instantiation_of): Also check
1689 instantiated_lambda_fn_p for the template context.
1691 2019-02-11 Marek Polacek <polacek@redhat.com>
1693 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
1694 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
1695 null member pointer value.
1697 2019-02-11 Jakub Jelinek <jakub@redhat.com>
1700 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
1701 to maybe_constant_value calls.
1703 2019-02-11 Marek Polacek <polacek@redhat.com>
1705 * typeck2.c (digest_init_r): Remove commented code.
1707 2019-02-11 Martin Sebor <msebor@redhat.com>
1710 * decl.c (compute_array_index_type_loc): Preserve signed sizes
1711 for diagnostics. Call valid_array_size_p instead of error.
1712 * init.c (build_new_1): Compute size for diagnostic. Call
1713 invalid_array_size_error
1714 (build_new): Call valid_array_size_p instead of error.
1716 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
1719 * call.c (compare_ics): Deal with ck_aggr in either cs.
1721 2019-02-06 David Malcolm <dmalcolm@redhat.com>
1724 * call.c (get_location_for_expr_unwinding_for_system_header): New
1726 (conversion_null_warnings): Use it when getting locations for
1727 EXPR, effectively adding a call to
1728 get_location_for_expr_unwinding_for_system_header for
1729 -Wconversion-null and making use of EXPR_LOCATION for
1730 -Wzero-as-null-pointer-constant.
1732 2019-02-05 Jakub Jelinek <jakub@redhat.com>
1735 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
1736 PARM_DECLs of the thunk.
1737 * lambda.c (maybe_add_lambda_conv_op): Likewise.
1739 2019-02-05 Marek Polacek <polacek@redhat.com>
1741 PR c++/89158 - by-value capture of constexpr variable broken.
1742 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
1743 instead of mark_rvalue_use.
1745 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
1748 * pt.c (instantiates_primary_template_p): New.
1749 (type_dependent_expression_p): Use it.
1751 2019-02-01 Jason Merrill <jason@redhat.com>
1753 PR c++/88761 - ICE with reference capture of constant.
1754 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1757 2019-02-01 Marek Polacek <polacek@redhat.com>
1759 PR c++/88325 - ICE with invalid out-of-line template member definition.
1760 * parser.c (cp_parser_class_name): Don't call make_typename_type
1763 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1766 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1767 if require_open failed.
1769 2019-01-31 Marek Polacek <polacek@redhat.com>
1771 PR c++/89083, c++/80864 - ICE with list initialization in template.
1772 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1773 instead of using build_constructor.
1774 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1775 Return the initializer for COMPOUND_LITERAL_P.
1777 PR c++/88983 - ICE with switch in constexpr function.
1778 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1779 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1780 label in the else branch if we found it in the then branch.
1782 2019-01-30 Jason Merrill <jason@redhat.com>
1784 PR c++/88752 - ICE with lambda and constexpr if.
1785 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1786 * pt.c (tsubst_lambda_expr): Set it.
1787 (instantiated_lambda_fn_p): Check it.
1788 (enclosing_instantiation_of): Use it.
1790 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1793 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1794 a C cast in pp_c_flag_gnu_v3 mode.
1796 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1799 * lambda.c (is_capture_proxy): Don't return true for
1800 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1802 2019-01-30 Marek Polacek <polacek@redhat.com>
1804 PR c++/89119 - ICE with value-initialization in template.
1805 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1807 2019-01-29 Jason Merrill <jason@redhat.com>
1809 PR c++/86943 - wrong code converting lambda to function pointer.
1810 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1811 call. Only forward parms for decltype.
1812 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1814 * typeck.c (check_return_expr): Don't mess with a thunk call.
1816 2019-01-28 Jason Merrill <jason@redhat.com>
1818 PR c++/89089 - ICE with [[no_unique_address]].
1819 PR c++/88865 - wrong layout with [[no_unique_address]].
1820 * class.c (check_field_decls): A potentially-overlapping field makes
1821 the class non-layout-POD, but not non-empty.
1822 (end_of_class): Always consider empty data members.
1823 (layout_class_type): Set DECL_SIZE for empty fields.
1825 2019-01-28 Marek Polacek <polacek@redhat.com>
1827 PR c++/88358 - name wrongly treated as type.
1828 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1829 in parameter-list is a type if the function's declarator-id is not
1832 2019-01-27 Marek Polacek <polacek@redhat.com>
1834 PR c++/88815 - narrowing conversion lost in decltype.
1835 PR c++/78244 - narrowing conversion in template not detected.
1836 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1837 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1838 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1839 * semantics.c (finish_compound_literal): When the compound literal
1840 isn't instantiation-dependent and the type isn't type-dependent,
1841 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1843 PR c++/89024 - ICE with incomplete enum type.
1844 * call.c (standard_conversion): When converting an
1845 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1847 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1850 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1851 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1854 2019-01-24 Jason Merrill <jason@redhat.com>
1856 PR c++/89001 - mangling of reference temporaries
1857 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1858 (current_ref_temp_count): New macro.
1859 * mangle.c (mangle_ref_init_variable): Use it.
1860 * typeck2.c (store_init_value): Clear it.
1861 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1864 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1867 * semantics.c (finish_omp_cancel): Diagnose more than one if
1868 on #pragma omp cancel with different modifiers. Use
1869 maybe_convert_cond when not in template or build_x_binary_op
1872 2019-01-23 Marek Polacek <polacek@redhat.com>
1874 PR c++/88757 - qualified name treated wrongly as type.
1875 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1876 in parameter-list as types if name lookup for declarator-id didn't
1877 find one or more function templates.
1879 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1882 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1883 after genericizing cond and incr expressions.
1886 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1887 before the begin_bc_block call.
1889 2019-01-21 Jason Merrill <jason@redhat.com>
1891 PR c++/87893 - constexpr ctor ICE on ARM.
1892 PR c++/88293 - ICE with comma expression.
1893 * constexpr.c (initialized_type): Don't shortcut non-void type.
1894 Handle COMPOUND_EXPR.
1895 (cxx_eval_outermost_constant_expr): Return early for void type.
1897 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1900 * optimize.c (cxx_copy_decl): New function.
1901 (clone_body): Use it instead of copy_decl_no_change.
1904 * typeck.c (cp_build_binary_op): Don't instrument
1905 SANITIZE_POINTER_COMPARE if processing_template_decl.
1906 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1908 2019-01-18 Jason Merrill <jason@redhat.com>
1910 PR c++/88875 - error with explicit list constructor.
1911 * call.c (reference_binding): Don't modify EXPR. Set
1912 need_temporary_p on the ck_user conversion for a temporary.
1913 (convert_like_real): Check it.
1915 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1919 * call.c (convert_for_arg_passing): Upate the
1920 warn_for_address_or_pointer_of_packed_member call.
1921 * typeck.c (convert_for_assignment): Likewise.
1923 2019-01-17 Jason Merrill <jason@redhat.com>
1925 PR c++/86205 - ICE with ?: of throw and template-id.
1926 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1927 * typeck.c (decay_conversion): ...here.
1928 * call.c (build_conditional_expr_1): Use it.
1930 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1931 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1933 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1935 * decl.c (grokdeclarator): Use typespec_loc in error messages
1936 about 'auto' and trailing return type.
1938 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1941 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1944 2019-01-17 Nathan Sidwell <nathan@acm.org>
1947 * semantics.c (process_outer_var_ref): Only skip dependent types
1950 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1953 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1954 * name-lookup.c (do_push_to_top_level): Save and reset it.
1955 (do_pop_from_top_level): Restore it.
1958 * pt.c (make_template_placeholder): Use auto_identifier.
1959 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1960 * error.c (dump_type): Handle template placeholders.
1961 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1964 * cvt.c (convert_to_void): Handle all cdtor calls as if
1967 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1969 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1970 error messages about ill-formed uses of mutable.
1972 2019-01-16 Marek Polacek <polacek@redhat.com>
1974 PR c++/78244 - narrowing conversion in template not detected.
1975 * call.c (perform_implicit_conversion_flags): Set
1976 IMPLICIT_CONV_EXPR_BRACED_INIT.
1977 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1978 * pt.c (tsubst_copy_and_build): Use it.
1980 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1983 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1986 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1988 * decl.c (start_decl): Improve error location.
1989 * decl2.c (grokfield): Likewise.
1991 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1993 * decl.c (grokdeclarator): Move further up the location_t loc
1994 declaration and use the location when building a TYPE_DECL for
1996 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1997 about an ill-formed bit-field as typedef.
1999 2019-01-14 Marek Polacek <polacek@redhat.com>
2001 PR c++/88830 - ICE with abstract class.
2002 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
2005 PR c++/88825 - ICE with bogus function return type deduction.
2006 * typeck.c (can_do_nrvo_p): Check error_mark_node.
2008 2019-01-14 Tom Honermann <tom@honermann.net>
2010 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
2011 * cvt.c (type_promotes_to): Handle char8_t promotion.
2012 * decl.c (grokdeclarator): Handle invalid type specifier
2013 combinations involving char8_t.
2014 * lex.c (init_reswords): Add char8_t as a reserved word.
2015 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
2016 * parser.c (cp_keyword_starts_decl_specifier_p)
2017 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
2019 (cp_parser_string_literal): Use char8_array_type_node for the type
2021 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
2023 * rtti.c (emit_support_tinfos): type_info support for char8_t.
2024 * tree.c (char_type_p): Recognize char8_t as a character type.
2025 * typeck.c (string_conv_p): Handle conversions of u8 string
2026 literals of char8_t type.
2027 (check_literal_operator_args): Handle UDLs with u8 string literals
2029 * typeck2.c (ordinary_char_type_p): New.
2030 (digest_init_r): Disallow initializing a char array with a u8 string
2033 2019-01-14 Martin Liska <mliska@suse.cz>
2035 PR gcov-profile/88263
2036 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
2037 as location of the TLS wrapper.
2039 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
2041 * decl.c (cp_finish_decl): Improve error location.
2042 * decl2.c (grokfield): Likewise, improve two locations.
2044 2019-01-11 Marek Polacek <polacek@redhat.com>
2046 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
2047 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
2050 2019-01-11 Jason Merrill <jason@redhat.com>
2052 PR c++/88312 - pack expansion of decltype.
2053 * pt.c (instantiation_dependent_r): A template non-type parameter
2054 pack is instantiation-dependent.
2056 2019-01-11 Jason Merrill <jason@redhat.com>
2058 PR c++/88613 - ICE with use of const var in lambda.
2059 * expr.c (mark_use): Fix location wrapper handling.
2060 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
2062 2019-01-11 Tobias Burnus <burnus@net-b.de>
2065 * decl2.c (maybe_emit_vtables): If needed, generate code for
2066 the destructor of an abstract class.
2067 (mark_used): Update comment for older function-name change.
2069 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
2071 * decl.c (start_decl): Improve error location.
2072 (grokdeclarator): Likewise, improve two locations.
2074 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
2078 * cp-tree.h: Mechanically replace "can not" with "cannot".
2079 * parser.c: Likewise.
2082 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2084 * decl.c (grok_reference_init): Improve error location.
2085 (grokdeclarator): Likewise, improve two locations.
2087 2019-01-08 Marek Polacek <polacek@redhat.com>
2089 PR c++/88538 - braced-init-list in template-argument-list.
2090 * parser.c (cp_parser_template_argument): Handle braced-init-list when
2093 PR c++/88548 - this accepted in static member functions.
2094 * parser.c (cp_debug_parser): Adjust printing of
2095 local_variables_forbidden_p.
2096 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
2097 (cp_parser_primary_expression): When checking
2098 local_variables_forbidden_p, use THIS_FORBIDDEN or
2099 LOCAL_VARS_FORBIDDEN.
2100 (cp_parser_lambda_body): Update the type of
2101 local_variables_forbidden_p. Set it to 0 rather than false.
2102 (cp_parser_condition): Adjust call to cp_parser_declarator.
2103 (cp_parser_explicit_instantiation): Likewise.
2104 (cp_parser_init_declarator): Likewise.
2105 (cp_parser_declarator): New parameter. Use it.
2106 (cp_parser_direct_declarator): New parameter. Use it to set
2107 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
2108 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
2109 (cp_parser_parameter_declaration): Likewise.
2110 (cp_parser_default_argument): Update the type of
2111 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2113 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
2114 'static' or 'friend'.
2115 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
2116 (cp_parser_late_parsing_default_args): Update the type of
2117 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2119 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
2120 (cp_parser_objc_class_ivars): Likewise.
2121 (cp_parser_objc_struct_declaration): Likewise.
2122 (cp_parser_omp_for_loop_init): Likewise.
2123 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
2125 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
2128 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2130 * decl.c (start_decl): Improve permerror location.
2132 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
2133 Jakub Jelinek <jakub@redhat.com>
2136 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
2137 fixit hint if current_class_ref is NULL. Use a single if instead of
2140 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
2142 * decl.c (start_decl): Improve two error_at locations.
2143 (expand_static_init): Likewise.
2145 2019-01-07 Marek Polacek <polacek@redhat.com>
2147 PR c++/88741 - wrong error with initializer-string.
2148 * decl.c (cp_complete_array_type): Strip any location wrappers.
2150 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
2156 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
2157 * typeck2.c (digest_init_r): Raise an error for non-static
2158 initialization of a flexible array member.
2159 (process_init_constructor, massage_init_elt,
2160 process_init_constructor_array, process_init_constructor_record,
2161 process_init_constructor_union, process_init_constructor): Add the
2162 flags parameter and pass it thru.
2163 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
2164 digest_init_flags for static decls.
2166 2019-01-07 Jakub Jelinek <jakub@redhat.com>
2169 * cp-tree.h (cp_build_vec_convert): Declare.
2170 * parser.c (cp_parser_postfix_expression): Parse
2171 __builtin_convertvector.
2172 * constexpr.c: Include fold-const-call.h.
2173 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
2174 (potential_constant_expression_1): Likewise.
2175 * semantics.c (cp_build_vec_convert): New function.
2176 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
2179 2019-01-03 Jakub Jelinek <jakub@redhat.com>
2182 * decl.c (builtin_function_1): Return result of pushdecl_top_level
2183 or pushdecl rather than decl.
2185 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
2187 * tree.c (handle_nodiscard_attribute): Improve warning location.
2189 2019-01-02 Marek Polacek <polacek@redhat.com>
2191 PR c++/88612 - ICE with -Waddress-of-packed-member.
2192 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
2193 * typeck.c (convert_for_assignment): Likewise.
2195 PR c++/88631 - CTAD failing for value-initialization.
2196 * typeck2.c (build_functional_cast): Try deducing the template
2197 arguments even if there are no arguments to deduce from.
2199 2019-01-01 Jakub Jelinek <jakub@redhat.com>
2201 Update copyright years.
2203 Copyright (C) 2019 Free Software Foundation, Inc.
2205 Copying and distribution of this file, with or without modification,
2206 are permitted in any medium without royalty provided the copyright
2207 notice and this notice are preserved.