1 2019-06-18 Jason Merrill <jason@redhat.com>
3 * constexpr.c (eval_and_check_array_index): Split out from...
4 (cxx_eval_array_reference): ...here.
5 (cxx_eval_store_expression): Use it here, too.
6 (diag_array_subscript): Take location. Strip location wrapper.
8 2019-06-18 Jason Merrill <jason@redhat.com>
10 * constexpr.c (cxx_eval_constant_expression): Handle conversion from
11 and then to the same type.
13 2019-06-18 Jason Merrill <jason@redhat.com>
15 * constexpr.c (unshare_constructor): Add MEM_STAT_DECL.
17 2019-06-17 Jakub Jelinek <jakub@redhat.com>
19 * semantics.c (finish_omp_clauses): For OMP_CLAUSE_REDUCTION_INSCAN
20 set need_copy_assignment.
22 2019-06-17 Marek Polacek <polacek@redhat.com>
24 PR c++/83820 - excessive attribute arguments not detected.
25 * parser.c (cp_parser_std_attribute): Detect excessive arguments.
27 2019-06-17 Nathan Sidwell <nathan@acm.org>
30 * name-lookup.c (lookup_type_scope_1): Calll qualify_lookup before
33 2019-06-14 Marek Polacek <polacek@redhat.com>
35 PR c++/90884 - stray note with -Wctor-dtor-privacy.
36 * class.c (maybe_warn_about_overly_private_class): Guard the call to
39 2019-06-12 Jason Merrill <jason@redhat.com>
41 PR c++/85552 - wrong instantiation of dtor for DMI.
42 * typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
44 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
46 * decl.c (grokdeclarator): Use id_loc in five additional places
47 in the last part of the function.
49 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
51 * decl.c (grokdeclarator): Move further up the declaration of
52 id_loc, use it immediately, update its value after the loop
53 over declarator, use it again in the final part of function;
54 improve locations of error messages about multiple data types
55 and conflicting specifiers.
57 2019-06-13 Richard Biener <rguenther@suse.de>
60 * typeck2.c (split_nonconstant_init_1): Properly count
61 num_split_elts, optimize single constructor elt removal.
63 2019-06-12 Marek Polacek <polacek@redhat.com>
65 PR c++/66999 - 'this' captured by reference.
66 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
67 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
69 PR c++/90825 - endless recursion when evaluating sizeof.
70 PR c++/90832 - endless recursion when evaluating sizeof.
71 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
72 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
73 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
74 is instantiation-dependent.
76 PR c++/90736 - bogus error with alignof.
77 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
79 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
81 PR c++/90449 - add -Winaccessible-base option.
82 * class.c (warn_about_ambiguous_bases): Changed name to:
83 maybe_warn_about_inaccessible_bases.
84 (maybe_warn_about_inaccessible_bases): Implemented new
85 Winaccessible-base warning option for both direct and virtual
87 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
90 2019-06-11 Richard Biener <rguenther@suse.de>
93 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
94 from CONSTRUCTOR by marking to remove elements and doing all
95 of them in a O(n) scan.
97 2019-06-11 Jakub Jelinek <jakub@redhat.com>
100 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
101 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
103 2019-06-11 Martin Liska <mliska@suse.cz>
106 * pt.c (init_template_processing): Disable hash table
107 sanitization for decl_specializations and type_specializations.
109 2019-06-10 Jason Merrill <jason@redhat.com>
111 * constexpr.c (free_constructor): New.
112 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
114 * constexpr.c (unshare_constructor): Only unshare if T is itself a
116 (cxx_eval_call_expression): Don't call it on the result here.
118 Reduce constexpr_call memory consumption.
119 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
121 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
122 (cxx_eval_call_expression): Adjust.
124 2019-06-10 Jakub Jelinek <jakub@redhat.com>
126 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
128 (cp_parser_omp_scan_loop_body): New function.
129 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
130 are inscan reduction clauses.
131 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
132 * semantics.c (finish_omp_clauses): Reject mixing inscan with
133 non-inscan reductions on the same construct, or inscan reductions with
134 ordered or schedule clauses, or inscan array reductions.
135 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
136 (tsubst_expr): Handle OMP_SCAN.
138 2019-06-07 Jason Merrill <jason@redhat.com>
140 * constexpr.c (cxx_eval_constant_expression): Call
141 STRIP_ANY_LOCATION_WRAPPER early.
142 [CONVERT_EXPR]: Don't build anything for conversion to void.
143 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
145 2019-06-05 Martin Sebor <msebor@redhat.com>
148 * typeck.c (maybe_warn_about_returning_address_of_local): Only
149 consider functions returning pointers as candidates for
152 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
154 * decl.c (smallest_type_location): New.
155 (check_special_function_return_type): Use it.
156 (grokdeclarator): Lkewise.
158 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
160 * decl.c (grokdeclarator): Use locations[ds_friend]
163 2019-06-05 Martin Sebor <msebor@redhat.com>
165 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
166 (convert_like_real): Same.
167 (convert_arg_to_ellipsis): Same.
168 * constexpr.c (diag_array_subscript): Same.
169 * constraint.cc (diagnose_trait_expression): Same.
170 * cvt.c (ocp_convert): Same.
171 * decl.c (start_decl): Same.
172 (check_for_uninitialized_const_var): Same.
174 (check_special_function_return_type): Same.
175 (finish_enum_value_list): Same.
176 (start_preparsed_function): Same.
177 * parser.c (cp_parser_decl_specifier_seq): Same.
178 * typeck.c (cp_build_binary_op): Same.
179 (build_static_cast_1): Same.
181 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
183 PR c++/63149 - Wrong auto deduction from braced-init-list.
184 * pt.c (listify_autos): use non cv qualified auto_node in
185 std::initializer_list<auto>.
187 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
189 * decl.c (grokdeclarator): Use declarator->id_loc in two
192 2019-06-04 Nathan Sidwell <nathan@acm.org>
194 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
195 and namespace scopes separately.
197 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
199 PR c++/60531 - Wrong error about unresolved overloaded function
200 * typeck.c (cp_build_binary_op): See if overload can be resolved.
201 (cp_build_unary_op): Ditto.
203 2019-06-04 Jason Merrill <jason@redhat.com>
205 Reduce accumulated garbage in constexpr evaluation.
206 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
208 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
211 2019-06-04 Jakub Jelinek <jakub@redhat.com>
213 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
214 instead of only up to linear.
216 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
218 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
221 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
224 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
226 2019-05-31 Nathan Sidwell <nathan@acm.org>
228 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
230 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
231 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
232 (make_lambda_name): Don't declare.
233 * error.c (dump_aggr_type): Check for lambdas before other
235 * lambda.c (begin_lambda_type): Use make_anon_name.
236 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
237 * mangle.c (write_local_name): Likewise.
238 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
240 2019-05-30 Marek Polacek <polacek@redhat.com>
242 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
244 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
246 * decl.c (grokdeclarator): Use declarator->id_loc in five
249 2019-05-29 Jakub Jelinek <jakub@redhat.com>
252 * tree.c (lvalue_kind): Return clk_none for expressions with
255 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
258 * parser.c (cp_parser_sizeof_operand): When the type-id production
259 did not work out commit to the tentative parse.
261 2019-05-29 Jakub Jelinek <jakub@redhat.com>
263 P1091R3 - Extending structured bindings to be more like var decls
264 P1381R1 - Reference capture of structured bindings
265 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
267 (cp_finish_decomp): Copy over various decl properties from decl to
268 v[i] in the tuple case.
269 (grokdeclarator): Allow static, thread_local and __thread for C++2a
270 and use pedwarn instead of error for older standard revisions.
271 Make other structured binding diagnostic messages more i18n friendly.
273 2019-05-28 Nathan Sidwell <nathan@acm.org>
275 * decl.c (duplicate_decls): Assert a template newdecl has no
278 2019-05-28 Marek Polacek <polacek@redhat.com>
280 PR c++/90548 - ICE with generic lambda and empty pack.
281 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
283 2019-05-28 Nathan Sidwell <nathan@acm.org>
285 * cp-tree.h (make_anon_name): Drop declaration.
286 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
287 * cp-lang.c (cxx_dwarf_name): Likewise.
288 * class.c (find_flexarrays): Likewise.
289 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
290 * error.c (dump_aggr_type): Likewise.
291 * pt.c (push_template_decl_real): Likewise.
292 * name-lookup.c (consider_binding_level): Likewise.
293 (anon_cnt, make_anon_name): Delete.
295 2019-05-25 Marek Polacek <polacek@redhat.com>
297 PR c++/90572 - wrong disambiguation in friend declaration.
298 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
299 typename for friend declarations.
301 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
303 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
305 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
306 was resolved by r254694.
308 2019-05-22 Jason Merrill <jason@redhat.com>
310 PR c++/20408 - unnecessary code for empty struct.
311 * call.c (build_call_a): Use simple_empty_class_p.
313 PR c++/86485 - -Wmaybe-unused with empty class ?:
314 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
316 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
318 * parser.c (cp_parser_template_declaration_after_parameters): Use
319 DECL_SOURCE_LOCATION in literal operator template errors.
321 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
325 * call.c (build_over_call): Devirtualize when the final overrider
328 2019-05-21 Nathan Sidwell <nathan@acm.org>
330 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
332 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
333 calls. Remove stray FIXME comment.
335 * name-lookup.h (struct cp_binding_level): Drop usings field.
336 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
337 (finish_nonmember_using_decl): ... this.
338 * name-lookup.c (push_using_decl_1, push_using_decl):
339 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
340 (validate_nonmember_using_decl, finish_namespace_using_decl)
341 (finish_local_using_decl): Replace with ...
342 (finish_nonmember_using_decl): ... this. Drop DECL parm.
343 * parser.c (cp_parser_using_declaration): Don't do lookup here.
344 * pt.c (tsubst_expr): Do not do using decl lookup here.
346 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
348 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
350 2019-05-20 Marek Polacek <polacek@redhat.com>
352 CWG 2094 - volatile scalars are trivially copyable.
354 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
357 2019-05-20 Marek Polacek <polacek@redhat.com>
359 * pt.c (convert_template_argument): Add a diagnostic for the
360 [temp.arg]/2 ambiguity case.
362 * name-lookup.c (finish_using_directive): Don't issue inform() if the
363 warning didn't trigger. Add quoting. Tweak the inform message.
365 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
367 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
369 2019-05-20 Nathan Sidwell <nathan@acm.org>
371 * name-lookup.c (finish_namespace_using_directive)
372 (finish_local_using_directive): Merge to ...
373 (finish_using_directive): ... here. Handle both contexts.
374 * name-lookup.h (finish_namespace_using_directive)
375 (finish_local_using_directive): Replace with ...
376 (finish_using_directive): ... this.
377 * parser.c (cp_parser_using_directive): Adjust.
378 * pt.c (tsubst_expr): Likewise.
380 * cp-tree.h (struct lang_decl_ns): Remove usings field.
381 (DECL_NAMESPACE_USING): Delete.
382 * name-lookup.c (name_lookup::search_usings): Use namespace's
384 (name_lookup::queue_namespae): Likewise.
385 (finish_namespace_using_directive, push_namespace): Likewise.
386 (has_using_namespace_std_directive): Just search the entire
389 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
391 PR c++/90532 Ensure __is_constructible(T[]) is false
392 * method.c (is_xible_helper): Return error_mark_node for construction
393 of an array of unknown bound.
395 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
398 * parser.c (cp_finalize_oacc_routine): Rework checking if already
399 marked with an OpenACC 'routine' directive.
402 * parser.c (cp_parser_oacc_routine)
403 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
404 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
407 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
408 clauses from "omp declare target" attribute.
410 2019-05-16 Martin Sebor <msebor@redhat.com>
412 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
414 (print_z_candidates): Same.
415 (build_conditional_expr_1): Quote keywords, operators, and types
417 (build_op_delete_call): Same.
418 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
420 (convert_like_real): Same.
421 (convert_arg_to_ellipsis): Quote keywords, operators, and types
423 (build_over_call): Same.
424 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
426 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
427 (cxx_eval_constant_expression): Quote keywords, operators, and types
429 (potential_constant_expression_1): Same.
430 * cp-gimplify.c (cp_genericize_r): Same.
431 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
433 (type_promotes_to): Same.
434 * decl.c (check_previous_goto_1): Same.
437 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
438 (grok_op_properties): Quote keywords, operators, and types
440 * decl2.c (grokfield): Same.
441 (coerce_delete_type): Same.
442 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
443 * friend.c (do_friend): Quote C++ tokens.
444 * init.c (build_new_1): Quote keywords, operators, and types
446 (build_vec_delete_1): Same.
447 (build_delete): Same.
448 * lex.c (parse_strconst_pragma): Same.
449 (handle_pragma_implementation): Same.
450 (unqualified_fn_lookup_error): Same.
451 * mangle.c (write_type): Same.
452 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
453 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
454 (pop_everything): Same.
455 * parser.c (cp_lexer_start_debugging): Quote a macro name.
457 (cp_lexer_stop_debugging): Same.
458 (cp_parser_userdef_numeric_literal): Quote a C++ header name
460 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
461 and types in diagnostics.
462 (cp_parser_question_colon_clause): Same.
463 (cp_parser_asm_definition): Same.
464 (cp_parser_init_declarator): Same.
465 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
466 a sentence in a diagnostic.
467 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
469 (cp_parser_transaction): Same.
470 * pt.c (maybe_process_partial_specialization): Replace second call
471 to permerror with inform for consistency with other uses.
472 (expand_integer_pack): Quote keywords, operators, and types
474 * rtti.c (get_typeid): Quote keywords, operators, and types
476 (build_dynamic_cast_1): Same.
477 * semantics.c (finish_asm_stmt): Same.
478 (finish_label_decl): Same.
479 (finish_bases): Same.
480 (finish_offsetof): Same.
481 (cp_check_omp_declare_reduction): Same.
482 (finish_decltype_type): Same.
483 * tree.c (handle_init_priority_attribute): Same. Add detail
485 (maybe_warn_zero_as_null_pointer_constant): Same.
486 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
488 (cp_build_unary_op): Same.
489 (check_for_casting_away_constness): Same.
490 (build_static_cast): Same.
491 (build_const_cast_1): Same.
492 (maybe_warn_about_returning_address_of_local): Same.
493 (check_return_expr): Same.
494 * typeck2.c (abstract_virtuals_error_sfinae): Same.
495 (digest_init_r): Replace a tab with spaces in a diagnostic.
496 (build_functional_cast): Quote keywords, operators, and types
499 2019-05-15 Jakub Jelinek <jakub@redhat.com>
502 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
503 before the condition (or if missing or constant non-zero at the end
504 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
505 if any. Don't call protected_set_expr_location on incr if it already
508 2019-05-15 Marek Polacek <polacek@redhat.com>
510 CWG 2096 - constraints on literal unions.
511 * class.c (check_field_decls): Initialize booleans directly. A union
512 is literal if at least one of its non-static data members is of
513 non-volatile literal type.
515 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
517 * cp-tree.h (REFERENCE_VLA_OK): Remove.
518 * lambda.c (build_capture_proxy): Remove use of the above.
520 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
522 * call.c (perform_overload_resolution, build_new_method_call_1):
523 Use OVL_P; remove redundant TEMPLATE_DECL checks.
524 * decl.c (grokfndecl): Likewise.
525 * mangle.c (write_expression): Likewise.
526 * parser.c (cp_parser_template_id): Likewise.
527 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
529 * search.c (build_baselink): Likewise.
530 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
532 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
534 PR preprocessor/90382
535 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
538 2019-05-13 Jason Merrill <jason@redhat.com>
540 Use releasing_vec more broadly.
541 * cp-tree.h (struct releasing_vec): Replace get_ref method with
543 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
544 Forwarding functions for releasing_vec.
545 (release_tree_vector): Declare but don't define.
546 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
547 (perform_direct_initialization_if_possible): Use releasing_vec.
548 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
550 * cp-gimplify.c (cp_fold): Likewise.
551 * cvt.c (force_rvalue, ocp_convert): Likewise.
552 * decl.c (get_tuple_decomp_init): Likewise.
553 * except.c (build_throw): Likewise.
554 * init.c (perform_member_init, expand_default_init): Likewise.
555 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
556 * parser.c (cp_parser_userdef_char_literal)
557 (cp_parser_userdef_numeric_literal)
558 (cp_parser_userdef_string_literal)
559 (cp_parser_perform_range_for_lookup)
560 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
561 (cp_parser_omp_for_loop_init): Likewise.
562 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
563 * semantics.c (calculate_direct_bases, calculate_bases)
564 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
565 (finish_omp_taskyield, finish_omp_cancel)
566 (finish_omp_cancellation_point): Likewise.
567 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
568 (build_min_non_dep_op_overload): Likewise.
569 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
570 (cp_build_modify_expr): Likewise.
571 * typeck2.c (build_functional_cast): Likewise.
573 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
575 * typeck.c (cp_build_function_call_vec): When mark_used fails
576 unconditionally return error_mark_node.
578 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
580 * decl.c (grokvardecl): Use an accurate location in error message
581 about main as a global variable.
583 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
585 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
586 * cp-gimplify.c (cp_fold): Likewise.
587 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
588 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
589 * cvt.c (perform_qualification_conversions): Likewise.
590 * decl.c (grokdeclarator): Likewise.
591 * decl2.c (build_memfn_type): Likewise.
592 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
593 * parser.c (cp_parser_omp_declare_reduction): Likewise.
594 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
595 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
596 * rtti.c (ptr_initializer): Likewise.
597 * semantics.c (finish_asm_stmt, finish_offsetof,
598 cp_check_omp_declare_reduction): Likewise.
599 * tree.c (cp_build_qualified_type_real,
600 cp_build_type_attribute_variant, cxx_type_hash_eq,
601 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
602 * typeck.c (structural_comptypes, convert_arguments,
603 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
604 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
607 2019-05-10 Marek Polacek <polacek@redhat.com>
609 PR c++/78010 - bogus -Wsuggest-override warning on final function.
610 * class.c (check_for_override): Don't warn for final functions.
612 2019-05-10 Jakub Jelinek <jakub@redhat.com>
615 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
616 c-family/c-cppbuiltin.c.
618 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
622 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
624 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
627 2019-05-08 Nathan Sidwell <nathan@acm.org>
629 Kill DECL_SAVED_FUNCTION_DATA .
630 * cp-tree.h (language_function): Remove x_auto_return_pattern.
631 (current_function_auto_return_pattern): Delete.
632 (lang_decl_fn): Replace saved_language_function with
633 saved_auto_return type.
634 (DECL_SAVED_FUNCTION_DATA): Delete.
635 (DECL_SAVED_AUTO_RETURN_TYPE): New.
636 (FNDECL_USED_AUTO): Correct documentation.
637 * decl.c (duplicate_decls): Adjust AUTO return handling.
638 (start_preparsed_function): Replace
639 current_function_auto_return_pattern with
640 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
642 (finish_function): Likewise.
643 (save_function_data): Delete.
644 (fndecl_declared_return_type): Reimplement.
645 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
646 * method.c (make_thunk, make_alias_for): Likewise.
647 * parser.c (cp_parser_jump_statement): Likewise.
648 * pt.c (do_auto_deduction): Likewise.
649 * typeck.c (check_return_expr): Likewise.
651 2019-05-06 Jason Merrill <jason@redhat.com>
653 PR c++/90171 - reorganize usual_deallocation_fn_p
654 * call.c (struct dealloc_info): New.
655 (usual_deallocation_fn_p): Take a dealloc_info*.
656 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
657 (build_op_delete_call): Adjust.
659 2019-05-07 Jason Merrill <jason@redhat.com>
661 PR c++/86485 - -Wmaybe-unused with empty class ?:
662 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
664 * pt.c (type_dependent_expression_p): A non-type template parm with
665 a placeholder type is type-dependent.
667 2019-05-06 Marek Polacek <polacek@redhat.com>
669 PR c++/90265 - ICE with generic lambda.
670 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
671 element in the vector.
673 2019-05-03 Martin Liska <mliska@suse.cz>
675 * call.c (build_aggr_conv): Use is_empty instead of
676 elements () == 0 (and similar usages).
677 * parser.c (cp_parser_lambda_introducer): Likewise.
679 2019-05-02 Nathan Sidwell <nathan@acm.org>
681 * semantics.c (finish_id_expression_1): Remove unreachable code.
683 2019-05-01 Nathan Sidwell <nathan@acm.org>
685 * name-lookup.h (get_class_binding_direct): Change final arg to
687 (get_class_binding): Likewise.
688 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
689 arg with WANT_TYPE bool. Simplify.
690 (get_class_binding): Adjust final arg.
691 * decl.c (reshape_init_class): Adjust get_class_binding calls.
693 2019-04-30 Nathan Sidwell <nathan@acm.org>
695 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
696 nodes. Call c_common_init_ts.
698 2019-04-29 Nathan Sidwell <nathan@acm.org>
700 * decl.c (duplicate_decls): Add whitespace, move comments into
702 * method.c (explain_implicit_non_constexpr): Refactor.
703 * pt.c (check_explicit_specialization): Fix indentation.
704 * semantics.c (process_outer_var_ref): Reformat.
705 (finish_id_expression_1): Use STRIP_TEMPLATE.
707 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
709 PR c++/90243 - orphaned note in uninstantiated constexpr function
710 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
713 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
716 * decl.c (grokdeclarator): Set type to error_mark_node
717 upon error about template placeholder type non followed
718 by a simple declarator-id.
720 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
722 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
725 2019-04-24 Jason Merrill <jason@redhat.com>
727 PR c++/90227 - error with template parameter packs.
728 * pt.c (coerce_template_parms): Do add empty pack when
731 2019-04-24 Richard Biener <rguenther@suse.de>
733 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
734 (conversion_null_warnings): Likewise.
735 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
736 early if type1 == type2.
738 2019-04-22 Jason Merrill <jason@redhat.com>
740 PR c++/87366 - wrong error with alias template.
741 * typeck.c (structural_comptypes): When comparing_specializations,
743 (comptypes): When comparing_specializations, do structural
746 2019-04-19 Jason Merrill <jason@redhat.com>
748 PR c++/90190 - CTAD with list-constructor.
749 * pt.c (do_class_deduction): Don't try the single element deduction
750 if the single element is also a braced list.
752 PR c++/90171 - ICE with destroying delete with size_t parm.
753 * call.c (sized_deallocation_fn_p): New. Use it instead of
754 second_parm_is_size_t in most cases.
755 (second_parm_is_size_t): Don't check for aligned.
757 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
760 * pt.c (fn_type_unification): When handling null explicit
761 arguments do not special case non-parameter packs.
763 2019-04-19 Jakub Jelinek <jakub@redhat.com>
766 * pt.c (process_template_parm): Set decl to pushdecl result. If
767 !is_non_type, also set parm to that.
770 * decl.c (struct cp_switch): Remove outside_range_p member.
771 (push_switch): Don't clear it.
772 (pop_switch): Adjust c_do_switch_warnings caller.
773 (finish_case_label): Adjust c_add_case_label caller.
776 * decl.c (duplicate_decls): If remove is main variant and
777 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
778 variant that has newdecl as TYPE_NAME if any.
780 2019-04-18 Jason Merrill <jason@redhat.com>
782 PR c++/87554 - ICE with extern template and reference member.
783 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
785 2019-04-17 Jason Merrill <jason@redhat.com>
787 PR c++/90047 - ICE with enable_if alias template.
788 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
789 hash table when we're in SFINAE context.
791 2019-04-17 Marek Polacek <polacek@redhat.com>
793 PR c++/90124 - bogus error with incomplete type in decltype.
794 * typeck.c (build_class_member_access_expr): Check
795 cp_unevaluated_operand.
797 2019-04-12 Jakub Jelinek <jakub@redhat.com>
800 * decl.c (duplicate_decls): When newdecl's type is its main variant,
801 don't try to remove it from the variant list, but instead assert
804 2019-04-12 Martin Sebor <msebor@redhat.com>
808 * parser.c (cp_parser_has_attribute_expression): Handle assignment
811 2019-04-12 Jason Merrill <jason@redhat.com>
813 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
816 2019-04-12 Marek Polacek <polacek@redhat.com>
818 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
819 instead of perform_implicit_conversion_flags.
821 PR c++/87603 - constexpr functions are no longer noexcept.
822 * constexpr.c (is_sub_constant_expr): Remove unused function.
823 * cp-tree.h (is_sub_constant_expr): Remove declaration.
824 * except.c (check_noexcept_r): Don't consider a call to a constexpr
827 2019-04-11 Jakub Jelinek <jakub@redhat.com>
830 * parser.h (struct cp_parser): Add
831 type_definition_forbidden_message_arg member.
832 * parser.c (cp_debug_parser): Print it.
833 (cp_parser_check_type_definition): Pass
834 parser->type_definition_forbidden_message_arg as second argument to
836 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
837 parser->type_definition_forbidden_message_arg and use G_() with
838 %qs for parser->type_definition_forbidden_message instead of
839 building untranslatable message using concat.
841 2019-04-09 Jakub Jelinek <jakub@redhat.com>
844 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
846 2019-04-08 Marek Polacek <polacek@redhat.com>
848 * typeck2.c (digest_init_r): Don't condition the object slicing warning
851 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
854 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
855 when maybe_instantiate_noexcept fails.
856 (classtype_has_nothrow_assign_or_copy_p): Likewise.
857 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
858 to build_exception_variant.
860 2019-04-05 Marek Polacek <polacek@redhat.com>
862 PR c++/87145 - bogus error converting class type in template arg list.
863 * pt.c (convert_nontype_argument): Don't call
864 build_converted_constant_expr if it could involve calling a conversion
865 function with a instantiation-dependent constructor as its argument.
867 2019-04-05 Martin Sebor <msebor@redhat.com>
870 * decl.c (reshape_init_array_1): Avoid treating empty strings
871 as zeros in array initializers.
872 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
874 2019-04-04 Jason Merrill <jason@redhat.com>
876 PR c++/89948 - ICE with break in statement-expr.
877 * constexpr.c (cxx_eval_statement_list): Jumping out of a
878 statement-expr is non-constant.
880 2019-04-04 Jason Merrill <jason@redhat.com>
882 PR c++/89966 - error with non-type auto tparm.
883 * pt.c (do_auto_deduction): Clear tf_partial.
885 2019-04-04 Jason Merrill <jason@redhat.com>
887 PR c++/86986 - ICE with TTP with parameter pack.
888 * pt.c (coerce_template_parameter_pack): Only look at the type of a
889 non-type parameter pack.
890 (fixed_parameter_pack_p_1): Don't recurse into the type of a
891 non-type parameter pack.
892 (coerce_template_template_parms): Call add_outermost_template_args.
894 2019-04-04 Martin Sebor <msebor@redhat.com>
900 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
901 from arrays of trivial type and known size.
902 * mangle.c (write_expression): Convert braced initializer lists
904 (write_expression): Trim trailing zero-initializers from arrays
906 (write_template_arg_literal): Mangle strings the same as braced
909 2019-04-03 Jason Merrill <jason@redhat.com>
911 PR c++/81866 - ICE with member template and default targ.
912 * pt.c (tsubst_template_decl): Handle getting a type from
913 retrieve_specialization.
915 PR c++/86586 - -fcompare-debug=-Wsign-compare.
916 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
918 PR c++/89331 - ICE with offsetof in incomplete class.
919 * semantics.c (finish_offsetof): Handle error_mark_node.
920 * typeck.c (build_class_member_access_expr): Call
921 complete_type_or_maybe_complain before converting to base.
923 PR c++/89917 - ICE with lambda in variadic mem-init.
924 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
926 2019-04-01 Jason Merrill <jason@redhat.com>
928 PR c++/86946 - ICE with function call in template argument.
930 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
933 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
936 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
938 2019-03-31 Marek Polacek <polacek@redhat.com>
940 PR c++/89852 - ICE with C++11 functional cast with { }.
941 * constexpr.c (fold_non_dependent_expr_template): New static function
943 (fold_non_dependent_expr): ...here.
944 (fold_non_dependent_init): New function.
945 * cp-tree.h (fold_non_dependent_init): Declare.
946 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
947 of fold_non_dependent_expr. Don't call maybe_constant_init.
949 2019-03-30 Jason Merrill <jason@redhat.com>
951 PR c++/89744 - ICE with specialization of member class template.
952 * pt.c (lookup_template_class_1): If the partial instantiation is
953 explicitly specialized, adjust.
954 (maybe_process_partial_specialization): Also adjust
957 2019-03-29 Jakub Jelinek <jakub@redhat.com>
960 * typeck.c: Include gimplify.h.
961 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
962 for second time. Formatting fixes.
964 2019-03-29 Marek Polacek <polacek@redhat.com>
966 PR c++/89876 - ICE with deprecated conversion.
967 * call.c (convert_like_real): Only give warnings with tf_warning.
969 2019-03-28 Marek Polacek <polacek@redhat.com>
971 PR c++/89612 - ICE with member friend template with noexcept.
972 * pt.c (maybe_instantiate_noexcept): For function templates, use their
973 template result (function decl). Don't set up local specializations.
974 Temporarily turn on processing_template_decl. Update the template type
977 PR c++/89836 - bool constant expression and explicit conversions.
978 * call.c (build_converted_constant_expr_internal): New function,
980 (build_converted_constant_expr): ...this. New.
981 (build_converted_constant_bool_expr): New.
982 * cp-tree.h (build_converted_constant_bool_expr): Declare.
983 * decl.c (build_explicit_specifier): Call
984 build_converted_constant_bool_expr.
986 2019-03-28 Jakub Jelinek <jakub@redhat.com>
989 * constexpr.c (struct check_for_return_continue_data): New type.
990 (check_for_return_continue): New function.
991 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
992 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
993 in loop bodies and set *jump_target to that if found.
995 2019-03-27 Jason Merrill <jason@redhat.com>
997 PR c++/89831 - error with qualified-id in const member function.
998 * semantics.c (finish_non_static_data_member): Use object cv-quals
1001 PR c++/89421 - ICE with lambda in template parameter list.
1002 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
1003 template parameter list before C++20.
1004 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
1005 * semantics.c (begin_class_definition): Restore error about defining
1006 non-lambda class in template parm list.
1008 2019-03-26 Jason Merrill <jason@redhat.com>
1010 PR c++/86932 - missed SFINAE with empty pack.
1011 * pt.c (coerce_template_parms): Don't add an empty pack if
1013 (fn_type_unification): Pass tf_partial to coerce_template_parms.
1015 PR c++/86429 - constexpr variable in lambda.
1018 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
1019 try evaluating the captured variable directly.
1021 2019-03-26 Jakub Jelinek <jakub@redhat.com>
1024 * semantics.c (finish_omp_atomic): Add warning_sentinel for
1025 -Wunused-value around finish_expr_stmt call.
1027 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
1031 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
1032 to undo the disabling of warnings.
1034 2019-03-25 Jason Merrill <jason@redhat.com>
1036 PR c++/87748 - substitution failure error with decltype.
1037 * pt.c (most_specialized_partial_spec): Clear
1038 processing_template_decl.
1040 2019-03-25 Marek Polacek <polacek@redhat.com>
1042 PR c++/89214 - ICE when initializing aggregates with bases.
1043 * typeck2.c (digest_init_r): Warn about object slicing instead of
1046 PR c++/89705 - ICE with reference binding with conversion function.
1047 * call.c (reference_binding): If the result of the conversion function
1048 is a prvalue of non-class type, use the cv-unqualified type.
1050 2019-03-25 Nathan Sidwell <nathan@acm.org>
1052 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
1054 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1057 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
1058 (maybe_get_tls_wrapper_call): Declare.
1059 * decl2.c (get_tls_wrapper_fn): Make static.
1060 (maybe_get_tls_wrapper_call): New function.
1061 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
1063 * semantics.c (finish_qualified_id_expr): Likewise.
1064 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
1065 * pt.c (tsubst_copy_and_build): Likewise.
1068 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
1069 (cxx_eval_constant_expression): When not skipping, not constant class
1070 or location wrapper, increment *ctx->constexpr_ops_count and if it is
1071 above constexpr_loop_nest_limit, diagnose failure.
1072 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
1073 initialize ctx.constexpr_ops_count to its address.
1074 (is_sub_constant_expr): Likewise.
1076 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1079 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
1080 hash_set<tree, true> &, adjust uses accordingly.
1081 (build_aggr_conv): Change pset from hash_set<tree> *
1082 to hash_set<tree, true>. Replace goto fail; with return NULL;,
1086 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
1087 variables, check for duplicates in this function.
1088 * lambda.c (add_capture): Don't check for duplicates nor use
1090 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
1092 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1095 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
1096 error_mark_node to comp_except_specs.
1098 2019-03-20 Jason Merrill <jason@redhat.com>
1100 PR c++/87480 - decltype of member access in default template arg
1101 * pt.c (type_unification_real): Accept a dependent result in
1104 2019-03-19 Martin Sebor <msebor@redhat.com>
1106 PR tree-optimization/89688
1107 * typeck2.c (store_init_value): Call braced_lists_to_string for more
1108 kinds of initializers.
1110 2019-03-18 Jason Merrill <jason@redhat.com>
1112 PR c++/89630 - ICE with dependent using-decl as template arg.
1113 * tree.c (cp_tree_equal): Always return false for USING_DECL.
1115 PR c++/89761 - ICE with sizeof... in pack expansion.
1116 * pt.c (argument_pack_element_is_expansion_p): Handle
1117 ARGUMENT_PACK_SELECT.
1119 PR c++/89640 - GNU attributes on lambda.
1120 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
1122 PR c++/89682 - wrong access error in default argument.
1123 * pt.c (tsubst_default_argument): Don't defer access checks.
1125 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
1128 * semantics.c (finish_non_static_data_member): Check return value
1129 of context_for_name_lookup and immediately return error_mark_node
1132 2019-03-17 Jason Merrill <jason@redhat.com>
1134 PR c++/89571 - ICE with ill-formed noexcept on constructor.
1135 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
1136 (regenerate_decl_from_template): Use it for noexcept-specs.
1138 2019-03-14 Jason Merrill <jason@redhat.com>
1140 * parser.c (cp_parser_decl_specifier_seq): Support C++20
1141 concept-definition syntax without 'bool'.
1143 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1146 * semantics.c (finish_qualified_id_expr): Reject variable templates.
1149 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
1150 hash_set<tree> to vec<tree>.
1151 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
1153 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
1154 removal of SAVE_EXPRs from values.
1155 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
1156 method on save_exprs instead of add.
1158 2019-03-13 Jason Merrill <jason@redhat.com>
1160 PR c++/86521 - C++17 copy elision in initialization by constructor.
1161 * call.c (joust_maybe_elide_copy): New.
1164 2019-03-13 Marek Polacek <polacek@redhat.com>
1166 PR c++/88979 - further P0634 fix for constructors.
1167 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
1168 cp_parser_constructor_declarator_p.
1169 (cp_parser_direct_declarator): Allow missing typename for constructor
1171 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
1172 cp_parser_type_specifier.
1174 PR c++/89686 - mixing init-capture and simple-capture in lambda.
1175 * parser.c (cp_parser_lambda_introducer): Give error when combining
1176 init-capture and simple-capture.
1178 PR c++/89660 - bogus error with -Wredundant-move.
1179 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
1180 as the std::move's argument. Don't call convert_for_initialization
1181 when warn_redundant_move isn't on.
1183 2019-03-11 Jason Merrill <jason@redhat.com>
1185 PR c++/86521 - wrong overload resolution with ref-qualifiers.
1186 * call.c (build_user_type_conversion_1): Don't use a conversion to a
1187 reference of the wrong rvalueness for direct binding.
1189 2019-03-11 Martin Liska <mliska@suse.cz>
1191 * cvt.c (build_expr_type_conversion): Wrap apostrophes
1192 in gcc internal format with %'.
1193 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
1194 (grokfndecl): Likewise.
1195 * name-lookup.c (do_pushtag): Likewise.
1196 * pt.c (unify_parameter_deduction_failure): Likewise.
1197 (unify_template_deduction_failure): Likewise.
1199 2019-03-11 Martin Liska <mliska@suse.cz>
1201 * call.c (convert_arg_to_ellipsis): Wrap an option name
1202 in a string format message and fix GNU coding style.
1203 (build_over_call): Likewise.
1204 * class.c (check_field_decl): Likewise.
1205 (layout_nonempty_base_or_field): Likewise.
1206 * constexpr.c (cxx_eval_loop_expr): Likewise.
1207 * cvt.c (type_promotes_to): Likewise.
1208 * decl.c (cxx_init_decl_processing): Likewise.
1209 (mark_inline_variable): Likewise.
1210 (grokdeclarator): Likewise.
1211 * decl2.c (record_mangling): Likewise.
1212 * error.c (maybe_warn_cpp0x): Likewise.
1213 * except.c (doing_eh): Likewise.
1214 * mangle.c (maybe_check_abi_tags): Likewise.
1215 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1216 (cp_parser_userdef_numeric_literal): Likewise.
1217 (cp_parser_primary_expression): Likewise.
1218 (cp_parser_unqualified_id): Likewise.
1219 (cp_parser_pseudo_destructor_name): Likewise.
1220 (cp_parser_builtin_offsetof): Likewise.
1221 (cp_parser_lambda_expression): Likewise.
1222 (cp_parser_lambda_introducer): Likewise.
1223 (cp_parser_lambda_declarator_opt): Likewise.
1224 (cp_parser_selection_statement): Likewise.
1225 (cp_parser_init_statement): Likewise.
1226 (cp_parser_decomposition_declaration): Likewise.
1227 (cp_parser_function_specifier_opt): Likewise.
1228 (cp_parser_static_assert): Likewise.
1229 (cp_parser_simple_type_specifier): Likewise.
1230 (cp_parser_namespace_definition): Likewise.
1231 (cp_parser_using_declaration): Likewise.
1232 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
1233 (cp_parser_initializer_list): Likewise.
1234 (cp_parser_type_parameter_key): Likewise.
1235 (cp_parser_member_declaration): Likewise.
1236 (cp_parser_try_block): Likewise.
1237 (cp_parser_std_attribute_spec): Likewise.
1238 (cp_parser_requires_clause_opt): Likewise.
1239 * pt.c (check_template_variable): Likewise.
1240 (check_default_tmpl_args): Likewise.
1241 (push_tinst_level_loc): Likewise.
1242 (instantiate_pending_templates): Likewise.
1243 (invalid_nontype_parm_type_p): Likewise.
1244 * repo.c (get_base_filename): Likewise.
1245 * rtti.c (typeid_ok_p): Likewise.
1246 (build_dynamic_cast_1): Likewise.
1247 * tree.c (maybe_warn_parm_abi): Likewise.
1249 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1252 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
1253 one space before " at the end of line and another after " on another
1254 line in a string literal.
1256 PR tree-optimization/89550
1257 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
1258 warning_at returned true.
1259 * decl2.c (c_parse_final_cleanups): Likewise.
1260 * typeck.c (convert_for_assignment): Likewise.
1261 * decl.c (finish_function): Likewise.
1264 * parser.c (cp_parser_asm_definition): Just warn instead of error
1265 on volatile qualifier outside of function body.
1268 * constexpr.c (potential_constant_expression_1): Reject
1269 REINTERPRET_CAST_P NOP_EXPRs.
1272 * call.c (joust): Call print_z_candidate only if pedwarn returned
1275 2019-03-07 Jason Merrill <jason@redhat.com>
1277 PR c++/88123 - lambda and using-directive.
1278 * name-lookup.c (op_unqualified_lookup)
1279 (maybe_save_operator_binding, discard_operator_bindings)
1280 (push_operator_bindings): New.
1281 * typeck.c (build_x_binary_op, build_x_unary_op): Call
1282 maybe_save_operator_binding.
1283 * decl.c (start_preparsed_function): Call push_operator_bindings.
1284 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
1286 PR c++/88820 - ICE with CTAD and member template used in DMI.
1287 * pt.c (do_class_deduction): Handle parm used as its own arg.
1289 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1292 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
1293 at toplevel, but diagnose them.
1295 2019-03-06 Jason Merrill <jason@redhat.com>
1297 PR c++/89381 - implicit copy and using-declaration.
1298 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
1299 op= brought in by a using-declaration.
1301 2019-03-06 Jakub Jelinek <jakub@redhat.com>
1304 * init.c (build_value_init_noctor): Ignore flexible array members.
1306 2019-03-06 Jason Merrill <jason@redhat.com>
1308 PR c++/89576 - if constexpr of lambda capture.
1309 * semantics.c (maybe_convert_cond): Do convert a non-dependent
1310 condition in a template.
1311 * typeck.c (condition_conversion): Handle being called in a
1314 2019-03-06 Marek Polacek <polacek@redhat.com>
1316 PR c++/87378 - bogus -Wredundant-move warning.
1317 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
1318 overload resolution would actually succeed.
1320 2019-03-05 Jason Merrill <jason@redhat.com>
1322 * class.c (is_really_empty_class): Add ignore_vptr parm.
1323 (trivial_default_constructor_is_constexpr): Pass it.
1324 * call.c (build_over_call): Pass it.
1325 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
1326 checking TYPE_POLYMORPHIC_P.
1327 (cxx_eval_component_reference, potential_constant_expression_1):
1329 * cp-gimplify.c (simple_empty_class_p): Pass it.
1330 * init.c (expand_aggr_init_1): Pass it.
1332 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
1335 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
1337 2019-03-04 Jakub Jelinek <jakub@redhat.com>
1340 * call.c (field_in_pset): New function.
1341 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
1343 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1346 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
1347 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
1348 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
1349 (cp_parser_initializer_list): Add designated parameter, set *designated
1350 to a bool whether any designators were parsed.
1351 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
1353 * pt.c (tsubst_copy_and_build): Likewise.
1354 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
1355 don't call build_list_conv, nor build_complex_conv, nor attempt to
1356 convert a single element initializer to scalar.
1358 2019-03-01 Marek Polacek <polacek@redhat.com>
1360 PR c++/89537 - missing location for error with non-static member fn.
1361 * call.c (resolve_args): Use EXPR_LOCATION.
1362 * typeck.c (build_class_member_access_expr): Use input_location.
1364 PR c++/89532 - ICE with incomplete type in decltype.
1365 * semantics.c (finish_compound_literal): Return error_mark_node
1366 if digest_init_flags returns error_mark_node.
1368 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1370 Implement P1002R1, Try-catch blocks in constexpr functions
1372 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
1373 Diagnose constexpr ctor or function with function-try-block with
1374 pedwarn for c++17 and earlier. Formatting fix.
1375 (cp_parser_try_block): Use pedwarn instead of error and only for
1376 c++17 and earlier when try block appears in constexpr function.
1377 * constexpr.c (build_constexpr_constructor_member_initializers):
1378 Handle TRY_BLOCK here instead of erroring on it.
1380 2019-02-28 Jason Merrill <jason@redhat.com>
1382 PR c++/88183 - ICE with .* fold-expression.
1383 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
1385 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1386 * class.c, lambda.c, pt.c: Revert earlier change.
1387 * lambda.c (add_capture): Don't special-case capture of dependent
1390 * name-lookup.c (print_binding_level): Print this_entity.
1392 2019-02-27 Marek Polacek <polacek@redhat.com>
1394 PR c++/88857 - ICE with value-initialization of argument in template.
1395 * call.c (convert_like_real): Don't call build_value_init in template.
1397 2019-02-27 Jason Merrill <jason@redhat.com>
1399 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1400 * semantics.c (process_outer_var_ref): Do capture dependent vars.
1401 * class.c (finish_struct): Only add TAG_DEFN if T is in
1402 current_function_decl.
1403 * lambda.c (vla_capture_type): Force the capture type out into the
1404 lambda's enclosing function.
1405 (add_capture): Pass in the lambda.
1406 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
1408 2019-02-27 Marek Polacek <polacek@redhat.com>
1410 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
1411 * parser.c (cp_parser_using_declaration): For an unscoped enum
1412 only use its context if it's not a function declaration.
1414 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1417 * method.c (process_subob_fn): When maybe_instantiate_noexcept
1418 returns false don't call merge_exception_specifiers.
1420 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1423 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
1424 for a non-constant parsed expression.
1426 2019-02-26 Jakub Jelinek <jakub@redhat.com>
1429 * constexpr.c (cxx_eval_store_expression): When changing active union
1430 member, set no_zero_init.
1432 2019-02-23 Marek Polacek <polacek@redhat.com>
1434 PR c++/88294 - ICE with non-constant noexcept-specifier.
1435 * pt.c (maybe_instantiate_noexcept): Set up the list of local
1436 specializations. Set current_class_{ptr,ref}.
1438 2019-02-22 David Malcolm <dmalcolm@redhat.com>
1441 * parser.c (cp_parser_unqualified_id): Capture and use locations
1444 2019-02-22 Marek Polacek <polacek@redhat.com>
1446 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
1447 * decl.c (build_explicit_specifier): Don't check
1448 processing_template_decl. Call instantiation_dependent_expression_p
1449 instead of value_dependent_expression_p. Call
1450 instantiate_non_dependent_expr_sfinae before
1451 build_converted_constant_expr instead of calling
1452 instantiate_non_dependent_expr after it. Add
1453 processing_template_decl_sentinel.
1455 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
1457 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
1458 parameter, move loc formal parameter to the front. Adjust all
1460 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
1463 2019-02-21 Jason Merrill <jason@redhat.com>
1465 PR c++/87685 - generic lambda 'this' capture error.
1466 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
1467 (maybe_generic_this_capture): Pass -1.
1469 PR c++/88394 - ICE with VLA init-capture.
1470 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
1472 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
1473 * pt.c (do_class_deduction): Don't include explicit specialization
1476 PR c++/89422 - ICE with -g and lambda in default arg in template.
1477 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
1479 2019-02-21 Jason Merrill <jason@redhat.com>
1481 PR c++/88419 - C++17 ICE with class template arg deduction.
1482 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
1483 CLASS_PLACEHOLDER_TEMPLATE.
1485 2019-02-21 Jakub Jelinek <jakub@redhat.com>
1488 * constexpr.c (struct constexpr_fundef): Add parms and result members.
1489 (retrieve_constexpr_fundef): Adjust for the above change.
1490 (register_constexpr_fundef): Save constexpr body with copy_fn,
1491 temporarily set DECL_CONTEXT on DECL_RESULT before that.
1492 (get_fundef_copy): Change FUN argument to FUNDEF with
1493 constexpr_fundef * type, grab body and parms/result out of
1494 constexpr_fundef struct and temporarily change it for copy_fn calls
1496 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
1497 adjust current_function_decl from ctx->call context. Test
1498 !potential_constant_expression instead of !is_constant_expression.
1499 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
1500 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
1501 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
1502 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
1503 operands to be NULL.
1504 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
1505 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
1506 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
1507 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
1508 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
1509 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
1510 DECL_EXPR with USING_DECL operand.
1511 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
1512 build_int_cst to make it a valid constant expression.
1514 2019-02-20 Jason Merrill <jason@redhat.com>
1516 PR c++/88690 - C++17 ICE with empty base in aggregate.
1517 * typeck2.c (process_init_constructor_record): Skip trivial
1518 initialization of an empty base.
1520 2019-02-21 Richard Biener <rguenther@suse.de>
1523 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
1524 make symtab process new functions here.
1526 2019-02-20 Jason Merrill <jason@redhat.com>
1528 PR c++/87921 - wrong error with inline static data member.
1529 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
1530 for a non-template inline variable. Do nothing for an
1531 already-instantiated variable.
1532 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
1534 * decl.c (check_initializer): Likewise.
1535 (make_rtl_for_nonlocal_decl): Likewise.
1536 * pt.c (instantiate_decl): Likewise.
1537 * typeck2.c (store_init_value): Likewise.
1539 2019-02-20 Jakub Jelinek <jakub@redhat.com>
1542 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
1543 for flag_syntax_only from here...
1544 * semantics.c (expand_or_defer_fn_1): ... here.
1547 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
1548 DECL_COMMON, set DECL_INTERFACE_KNOWN.
1551 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
1552 union member for -std=c++17 and earlier.
1554 2019-02-19 Jason Merrill <jason@redhat.com>
1556 PR c++/87513 - 'sorry' mangling PMF template-id.
1557 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
1559 2019-02-19 Jason Merrill <jason@redhat.com>
1561 PR c++/88380 - wrong-code with flexible array and NSDMI.
1562 * typeck2.c (process_init_constructor_record): Skip flexarrays.
1564 2019-02-20 will wray <wjwray@gmail.com>
1566 PR c++/88572 - wrong handling of braces on scalar init.
1567 * decl.c (reshape_init_r): Allow braces around scalar initializer
1568 within aggregate init. Reject double braced-init of scalar
1571 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1574 * pt.c (tsubst_init): Diagnose an initializer expanding to an
1575 empty list of expressions; tweak wrt dependent types.
1576 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
1577 instead of tsubst_expr.
1579 2019-02-19 Jason Merrill <jason@redhat.com>
1581 PR c++/88368 - wrong 'use of deleted function'
1582 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
1583 (get_defaulted_eh_spec): Call push_tinst_level.
1584 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
1585 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
1587 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
1590 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
1591 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
1593 2019-02-19 Jakub Jelinek <jakub@redhat.com>
1596 * lambda.c (maybe_generic_this_capture): Don't check
1597 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
1600 * typeck.c (build_reinterpret_cast_1): Don't handle void to
1601 && conversion go through build_target_expr_with_type.
1604 * error.c (qualified_name_lookup_error): Only call
1605 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
1607 2019-02-19 Tom Honermann <tom@honermann.net>
1609 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
1611 2019-02-18 Jason Merrill <jason@redhat.com>
1613 PR c++/89336 - multiple stores in constexpr stmt.
1614 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
1617 * pt.c (check_explicit_specialization): If the declarator is a
1618 template-id, only check whether the arguments are dependent.
1620 Improve duplicate [[likely]] diagnostic.
1621 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
1622 to process_stmt_hotness_attribute.
1623 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
1624 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
1626 2019-02-17 Marek Polacek <polacek@redhat.com>
1628 PR c++/89217 - ICE with list-initialization in range-based for loop.
1629 * constexpr.c (unshare_constructor): No longer static.
1630 * cp-tree.h (unshare_constructor): Declare.
1631 * semantics.c (finish_compound_literal): When dealing with a
1632 non-dependent expression in a template, return the original
1633 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
1635 2019-02-13 Marek Polacek <polacek@redhat.com>
1637 PR c++/89297 - ICE with OVERLOAD in template.
1638 * semantics.c (finish_compound_literal): Call
1639 instantiate_non_dependent_expr_sfinae.
1641 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
1644 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
1645 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
1646 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
1647 (shared_member_p): Likewise.
1648 (lookup_member): Likewise.
1649 * decl.c (grok_special_member_properties): Skip USING_DECLs.
1650 * semantics.c (finish_omp_declare_simd_methods): Likewise.
1651 (finish_qualified_id_expr): Do not call shared_member_p with
1655 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
1656 Move cp_evaluated resetting before signature tsubsting.
1657 (gen_elem_of_pack_expansion_instantiation): Separate local
1658 specializations per index.
1660 2019-02-13 David Malcolm <dmalcolm@redhat.com>
1663 * class.c (add_method): Drop destructor assertion.
1665 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1668 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
1669 context (the first argument).
1670 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
1673 2019-02-12 Jason Merrill <jason@redhat.com>
1675 PR c++/89144 - link error with constexpr initializer_list.
1676 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
1677 array for an empty list.
1678 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
1681 2019-02-11 Jason Merrill <jason@redhat.com>
1683 PR c++/89241 - ICE with __func__ in lambda in template.
1684 * pt.c (enclosing_instantiation_of): Also check
1685 instantiated_lambda_fn_p for the template context.
1687 2019-02-11 Marek Polacek <polacek@redhat.com>
1689 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
1690 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
1691 null member pointer value.
1693 2019-02-11 Jakub Jelinek <jakub@redhat.com>
1696 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
1697 to maybe_constant_value calls.
1699 2019-02-11 Marek Polacek <polacek@redhat.com>
1701 * typeck2.c (digest_init_r): Remove commented code.
1703 2019-02-11 Martin Sebor <msebor@redhat.com>
1706 * decl.c (compute_array_index_type_loc): Preserve signed sizes
1707 for diagnostics. Call valid_array_size_p instead of error.
1708 * init.c (build_new_1): Compute size for diagnostic. Call
1709 invalid_array_size_error
1710 (build_new): Call valid_array_size_p instead of error.
1712 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
1715 * call.c (compare_ics): Deal with ck_aggr in either cs.
1717 2019-02-06 David Malcolm <dmalcolm@redhat.com>
1720 * call.c (get_location_for_expr_unwinding_for_system_header): New
1722 (conversion_null_warnings): Use it when getting locations for
1723 EXPR, effectively adding a call to
1724 get_location_for_expr_unwinding_for_system_header for
1725 -Wconversion-null and making use of EXPR_LOCATION for
1726 -Wzero-as-null-pointer-constant.
1728 2019-02-05 Jakub Jelinek <jakub@redhat.com>
1731 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
1732 PARM_DECLs of the thunk.
1733 * lambda.c (maybe_add_lambda_conv_op): Likewise.
1735 2019-02-05 Marek Polacek <polacek@redhat.com>
1737 PR c++/89158 - by-value capture of constexpr variable broken.
1738 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
1739 instead of mark_rvalue_use.
1741 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
1744 * pt.c (instantiates_primary_template_p): New.
1745 (type_dependent_expression_p): Use it.
1747 2019-02-01 Jason Merrill <jason@redhat.com>
1749 PR c++/88761 - ICE with reference capture of constant.
1750 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1753 2019-02-01 Marek Polacek <polacek@redhat.com>
1755 PR c++/88325 - ICE with invalid out-of-line template member definition.
1756 * parser.c (cp_parser_class_name): Don't call make_typename_type
1759 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1762 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1763 if require_open failed.
1765 2019-01-31 Marek Polacek <polacek@redhat.com>
1767 PR c++/89083, c++/80864 - ICE with list initialization in template.
1768 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1769 instead of using build_constructor.
1770 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1771 Return the initializer for COMPOUND_LITERAL_P.
1773 PR c++/88983 - ICE with switch in constexpr function.
1774 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1775 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1776 label in the else branch if we found it in the then branch.
1778 2019-01-30 Jason Merrill <jason@redhat.com>
1780 PR c++/88752 - ICE with lambda and constexpr if.
1781 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1782 * pt.c (tsubst_lambda_expr): Set it.
1783 (instantiated_lambda_fn_p): Check it.
1784 (enclosing_instantiation_of): Use it.
1786 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1789 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1790 a C cast in pp_c_flag_gnu_v3 mode.
1792 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1795 * lambda.c (is_capture_proxy): Don't return true for
1796 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1798 2019-01-30 Marek Polacek <polacek@redhat.com>
1800 PR c++/89119 - ICE with value-initialization in template.
1801 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1803 2019-01-29 Jason Merrill <jason@redhat.com>
1805 PR c++/86943 - wrong code converting lambda to function pointer.
1806 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1807 call. Only forward parms for decltype.
1808 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1810 * typeck.c (check_return_expr): Don't mess with a thunk call.
1812 2019-01-28 Jason Merrill <jason@redhat.com>
1814 PR c++/89089 - ICE with [[no_unique_address]].
1815 PR c++/88865 - wrong layout with [[no_unique_address]].
1816 * class.c (check_field_decls): A potentially-overlapping field makes
1817 the class non-layout-POD, but not non-empty.
1818 (end_of_class): Always consider empty data members.
1819 (layout_class_type): Set DECL_SIZE for empty fields.
1821 2019-01-28 Marek Polacek <polacek@redhat.com>
1823 PR c++/88358 - name wrongly treated as type.
1824 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1825 in parameter-list is a type if the function's declarator-id is not
1828 2019-01-27 Marek Polacek <polacek@redhat.com>
1830 PR c++/88815 - narrowing conversion lost in decltype.
1831 PR c++/78244 - narrowing conversion in template not detected.
1832 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1833 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1834 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1835 * semantics.c (finish_compound_literal): When the compound literal
1836 isn't instantiation-dependent and the type isn't type-dependent,
1837 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1839 PR c++/89024 - ICE with incomplete enum type.
1840 * call.c (standard_conversion): When converting an
1841 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1843 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1846 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1847 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1850 2019-01-24 Jason Merrill <jason@redhat.com>
1852 PR c++/89001 - mangling of reference temporaries
1853 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1854 (current_ref_temp_count): New macro.
1855 * mangle.c (mangle_ref_init_variable): Use it.
1856 * typeck2.c (store_init_value): Clear it.
1857 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1860 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1863 * semantics.c (finish_omp_cancel): Diagnose more than one if
1864 on #pragma omp cancel with different modifiers. Use
1865 maybe_convert_cond when not in template or build_x_binary_op
1868 2019-01-23 Marek Polacek <polacek@redhat.com>
1870 PR c++/88757 - qualified name treated wrongly as type.
1871 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1872 in parameter-list as types if name lookup for declarator-id didn't
1873 find one or more function templates.
1875 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1878 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1879 after genericizing cond and incr expressions.
1882 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1883 before the begin_bc_block call.
1885 2019-01-21 Jason Merrill <jason@redhat.com>
1887 PR c++/87893 - constexpr ctor ICE on ARM.
1888 PR c++/88293 - ICE with comma expression.
1889 * constexpr.c (initialized_type): Don't shortcut non-void type.
1890 Handle COMPOUND_EXPR.
1891 (cxx_eval_outermost_constant_expr): Return early for void type.
1893 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1896 * optimize.c (cxx_copy_decl): New function.
1897 (clone_body): Use it instead of copy_decl_no_change.
1900 * typeck.c (cp_build_binary_op): Don't instrument
1901 SANITIZE_POINTER_COMPARE if processing_template_decl.
1902 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1904 2019-01-18 Jason Merrill <jason@redhat.com>
1906 PR c++/88875 - error with explicit list constructor.
1907 * call.c (reference_binding): Don't modify EXPR. Set
1908 need_temporary_p on the ck_user conversion for a temporary.
1909 (convert_like_real): Check it.
1911 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1915 * call.c (convert_for_arg_passing): Upate the
1916 warn_for_address_or_pointer_of_packed_member call.
1917 * typeck.c (convert_for_assignment): Likewise.
1919 2019-01-17 Jason Merrill <jason@redhat.com>
1921 PR c++/86205 - ICE with ?: of throw and template-id.
1922 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1923 * typeck.c (decay_conversion): ...here.
1924 * call.c (build_conditional_expr_1): Use it.
1926 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1927 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1929 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1931 * decl.c (grokdeclarator): Use typespec_loc in error messages
1932 about 'auto' and trailing return type.
1934 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1937 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1940 2019-01-17 Nathan Sidwell <nathan@acm.org>
1943 * semantics.c (process_outer_var_ref): Only skip dependent types
1946 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1949 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1950 * name-lookup.c (do_push_to_top_level): Save and reset it.
1951 (do_pop_from_top_level): Restore it.
1954 * pt.c (make_template_placeholder): Use auto_identifier.
1955 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1956 * error.c (dump_type): Handle template placeholders.
1957 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1960 * cvt.c (convert_to_void): Handle all cdtor calls as if
1963 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1965 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1966 error messages about ill-formed uses of mutable.
1968 2019-01-16 Marek Polacek <polacek@redhat.com>
1970 PR c++/78244 - narrowing conversion in template not detected.
1971 * call.c (perform_implicit_conversion_flags): Set
1972 IMPLICIT_CONV_EXPR_BRACED_INIT.
1973 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1974 * pt.c (tsubst_copy_and_build): Use it.
1976 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1979 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1982 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1984 * decl.c (start_decl): Improve error location.
1985 * decl2.c (grokfield): Likewise.
1987 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1989 * decl.c (grokdeclarator): Move further up the location_t loc
1990 declaration and use the location when building a TYPE_DECL for
1992 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1993 about an ill-formed bit-field as typedef.
1995 2019-01-14 Marek Polacek <polacek@redhat.com>
1997 PR c++/88830 - ICE with abstract class.
1998 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
2001 PR c++/88825 - ICE with bogus function return type deduction.
2002 * typeck.c (can_do_nrvo_p): Check error_mark_node.
2004 2019-01-14 Tom Honermann <tom@honermann.net>
2006 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
2007 * cvt.c (type_promotes_to): Handle char8_t promotion.
2008 * decl.c (grokdeclarator): Handle invalid type specifier
2009 combinations involving char8_t.
2010 * lex.c (init_reswords): Add char8_t as a reserved word.
2011 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
2012 * parser.c (cp_keyword_starts_decl_specifier_p)
2013 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
2015 (cp_parser_string_literal): Use char8_array_type_node for the type
2017 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
2019 * rtti.c (emit_support_tinfos): type_info support for char8_t.
2020 * tree.c (char_type_p): Recognize char8_t as a character type.
2021 * typeck.c (string_conv_p): Handle conversions of u8 string
2022 literals of char8_t type.
2023 (check_literal_operator_args): Handle UDLs with u8 string literals
2025 * typeck2.c (ordinary_char_type_p): New.
2026 (digest_init_r): Disallow initializing a char array with a u8 string
2029 2019-01-14 Martin Liska <mliska@suse.cz>
2031 PR gcov-profile/88263
2032 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
2033 as location of the TLS wrapper.
2035 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
2037 * decl.c (cp_finish_decl): Improve error location.
2038 * decl2.c (grokfield): Likewise, improve two locations.
2040 2019-01-11 Marek Polacek <polacek@redhat.com>
2042 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
2043 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
2046 2019-01-11 Jason Merrill <jason@redhat.com>
2048 PR c++/88312 - pack expansion of decltype.
2049 * pt.c (instantiation_dependent_r): A template non-type parameter
2050 pack is instantiation-dependent.
2052 2019-01-11 Jason Merrill <jason@redhat.com>
2054 PR c++/88613 - ICE with use of const var in lambda.
2055 * expr.c (mark_use): Fix location wrapper handling.
2056 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
2058 2019-01-11 Tobias Burnus <burnus@net-b.de>
2061 * decl2.c (maybe_emit_vtables): If needed, generate code for
2062 the destructor of an abstract class.
2063 (mark_used): Update comment for older function-name change.
2065 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
2067 * decl.c (start_decl): Improve error location.
2068 (grokdeclarator): Likewise, improve two locations.
2070 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
2074 * cp-tree.h: Mechanically replace "can not" with "cannot".
2075 * parser.c: Likewise.
2078 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2080 * decl.c (grok_reference_init): Improve error location.
2081 (grokdeclarator): Likewise, improve two locations.
2083 2019-01-08 Marek Polacek <polacek@redhat.com>
2085 PR c++/88538 - braced-init-list in template-argument-list.
2086 * parser.c (cp_parser_template_argument): Handle braced-init-list when
2089 PR c++/88548 - this accepted in static member functions.
2090 * parser.c (cp_debug_parser): Adjust printing of
2091 local_variables_forbidden_p.
2092 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
2093 (cp_parser_primary_expression): When checking
2094 local_variables_forbidden_p, use THIS_FORBIDDEN or
2095 LOCAL_VARS_FORBIDDEN.
2096 (cp_parser_lambda_body): Update the type of
2097 local_variables_forbidden_p. Set it to 0 rather than false.
2098 (cp_parser_condition): Adjust call to cp_parser_declarator.
2099 (cp_parser_explicit_instantiation): Likewise.
2100 (cp_parser_init_declarator): Likewise.
2101 (cp_parser_declarator): New parameter. Use it.
2102 (cp_parser_direct_declarator): New parameter. Use it to set
2103 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
2104 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
2105 (cp_parser_parameter_declaration): Likewise.
2106 (cp_parser_default_argument): Update the type of
2107 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2109 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
2110 'static' or 'friend'.
2111 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
2112 (cp_parser_late_parsing_default_args): Update the type of
2113 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2115 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
2116 (cp_parser_objc_class_ivars): Likewise.
2117 (cp_parser_objc_struct_declaration): Likewise.
2118 (cp_parser_omp_for_loop_init): Likewise.
2119 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
2121 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
2124 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2126 * decl.c (start_decl): Improve permerror location.
2128 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
2129 Jakub Jelinek <jakub@redhat.com>
2132 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
2133 fixit hint if current_class_ref is NULL. Use a single if instead of
2136 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
2138 * decl.c (start_decl): Improve two error_at locations.
2139 (expand_static_init): Likewise.
2141 2019-01-07 Marek Polacek <polacek@redhat.com>
2143 PR c++/88741 - wrong error with initializer-string.
2144 * decl.c (cp_complete_array_type): Strip any location wrappers.
2146 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
2152 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
2153 * typeck2.c (digest_init_r): Raise an error for non-static
2154 initialization of a flexible array member.
2155 (process_init_constructor, massage_init_elt,
2156 process_init_constructor_array, process_init_constructor_record,
2157 process_init_constructor_union, process_init_constructor): Add the
2158 flags parameter and pass it thru.
2159 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
2160 digest_init_flags for static decls.
2162 2019-01-07 Jakub Jelinek <jakub@redhat.com>
2165 * cp-tree.h (cp_build_vec_convert): Declare.
2166 * parser.c (cp_parser_postfix_expression): Parse
2167 __builtin_convertvector.
2168 * constexpr.c: Include fold-const-call.h.
2169 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
2170 (potential_constant_expression_1): Likewise.
2171 * semantics.c (cp_build_vec_convert): New function.
2172 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
2175 2019-01-03 Jakub Jelinek <jakub@redhat.com>
2178 * decl.c (builtin_function_1): Return result of pushdecl_top_level
2179 or pushdecl rather than decl.
2181 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
2183 * tree.c (handle_nodiscard_attribute): Improve warning location.
2185 2019-01-02 Marek Polacek <polacek@redhat.com>
2187 PR c++/88612 - ICE with -Waddress-of-packed-member.
2188 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
2189 * typeck.c (convert_for_assignment): Likewise.
2191 PR c++/88631 - CTAD failing for value-initialization.
2192 * typeck2.c (build_functional_cast): Try deducing the template
2193 arguments even if there are no arguments to deduce from.
2195 2019-01-01 Jakub Jelinek <jakub@redhat.com>
2197 Update copyright years.
2199 Copyright (C) 2019 Free Software Foundation, Inc.
2201 Copying and distribution of this file, with or without modification,
2202 are permitted in any medium without royalty provided the copyright
2203 notice and this notice are preserved.