1 2019-06-14 Marek Polacek <polacek@redhat.com>
3 PR c++/90884 - stray note with -Wctor-dtor-privacy.
4 * class.c (maybe_warn_about_overly_private_class): Guard the call to
7 2019-06-12 Jason Merrill <jason@redhat.com>
9 PR c++/85552 - wrong instantiation of dtor for DMI.
10 * typeck2.c (digest_nsdmi_init): Set tf_no_cleanup for direct-init.
12 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
14 * decl.c (grokdeclarator): Use id_loc in five additional places
15 in the last part of the function.
17 2019-06-13 Paolo Carlini <paolo.carlini@oracle.com>
19 * decl.c (grokdeclarator): Move further up the declaration of
20 id_loc, use it immediately, update its value after the loop
21 over declarator, use it again in the final part of function;
22 improve locations of error messages about multiple data types
23 and conflicting specifiers.
25 2019-06-13 Richard Biener <rguenther@suse.de>
28 * typeck2.c (split_nonconstant_init_1): Properly count
29 num_split_elts, optimize single constructor elt removal.
31 2019-06-12 Marek Polacek <polacek@redhat.com>
33 PR c++/66999 - 'this' captured by reference.
34 * parser.c (cp_parser_lambda_introducer): Reject `&this'. Use
35 cp_lexer_nth_token_is instead of cp_lexer_peek_nth_token.
37 PR c++/90825 - endless recursion when evaluating sizeof.
38 PR c++/90832 - endless recursion when evaluating sizeof.
39 * constexpr.c (cxx_eval_constant_expression): Don't recurse on the
40 result of fold_sizeof_expr if is returns a SIZEOF_EXPR.
41 * typeck.c (cxx_sizeof_expr): Only return a SIZEOF_EXPR if the operand
42 is instantiation-dependent.
44 PR c++/90736 - bogus error with alignof.
45 * constexpr.c (adjust_temp_type): Use cv_unqualified type.
47 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
49 PR c++/90449 - add -Winaccessible-base option.
50 * class.c (warn_about_ambiguous_bases): Changed name to:
51 maybe_warn_about_inaccessible_bases.
52 (maybe_warn_about_inaccessible_bases): Implemented new
53 Winaccessible-base warning option for both direct and virtual
55 (layout_class_type): Call to warn_about_ambiguous_bases changed to fit
58 2019-06-11 Richard Biener <rguenther@suse.de>
61 * typeck2.c (split_nonconstant_init_1): Avoid ordered remove
62 from CONSTRUCTOR by marking to remove elements and doing all
63 of them in a O(n) scan.
65 2019-06-11 Jakub Jelinek <jakub@redhat.com>
68 * init.c (constant_value_1): Handle VECTOR_CST DECL_INITIAL for
69 !DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P decls like CONSTRUCTOR.
71 2019-06-11 Martin Liska <mliska@suse.cz>
74 * pt.c (init_template_processing): Disable hash table
75 sanitization for decl_specializations and type_specializations.
77 2019-06-10 Jason Merrill <jason@redhat.com>
79 * constexpr.c (free_constructor): New.
80 (cxx_eval_call_expression): Free parameter value CONSTRUCTORs.
82 * constexpr.c (unshare_constructor): Only unshare if T is itself a
84 (cxx_eval_call_expression): Don't call it on the result here.
86 Reduce constexpr_call memory consumption.
87 * constexpr.c (cxx_bind_parameters_in_call): Use TREE_VEC rather
89 (constexpr_call_hasher::equal, cxx_bind_parameters_in_call)
90 (cxx_eval_call_expression): Adjust.
92 2019-06-10 Jakub Jelinek <jakub@redhat.com>
94 * parser.c (cp_parser_omp_clause_reduction): Don't sorry_at on inscan
96 (cp_parser_omp_scan_loop_body): New function.
97 (cp_parser_omp_for_loop): Call cp_parser_omp_scan_loop_body if there
98 are inscan reduction clauses.
99 (cp_parser_pragma): Reject PRAGMA_OMP_SCAN.
100 * semantics.c (finish_omp_clauses): Reject mixing inscan with
101 non-inscan reductions on the same construct, or inscan reductions with
102 ordered or schedule clauses, or inscan array reductions.
103 * pt.c (tsubst_omp_clauses): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
104 (tsubst_expr): Handle OMP_SCAN.
106 2019-06-07 Jason Merrill <jason@redhat.com>
108 * constexpr.c (cxx_eval_constant_expression): Call
109 STRIP_ANY_LOCATION_WRAPPER early.
110 [CONVERT_EXPR]: Don't build anything for conversion to void.
111 [ADDR_EXPR]: ggc_free unused ADDR_EXPR.
113 2019-06-05 Martin Sebor <msebor@redhat.com>
116 * typeck.c (maybe_warn_about_returning_address_of_local): Only
117 consider functions returning pointers as candidates for
120 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
122 * decl.c (smallest_type_location): New.
123 (check_special_function_return_type): Use it.
124 (grokdeclarator): Lkewise.
126 2019-06-05 Paolo Carlini <paolo.carlini@oracle.com>
128 * decl.c (grokdeclarator): Use locations[ds_friend]
131 2019-06-05 Martin Sebor <msebor@redhat.com>
133 * call.c (build_conditional_expr_1): Adjust quoting and hyphenation.
134 (convert_like_real): Same.
135 (convert_arg_to_ellipsis): Same.
136 * constexpr.c (diag_array_subscript): Same.
137 * constraint.cc (diagnose_trait_expression): Same.
138 * cvt.c (ocp_convert): Same.
139 * decl.c (start_decl): Same.
140 (check_for_uninitialized_const_var): Same.
142 (check_special_function_return_type): Same.
143 (finish_enum_value_list): Same.
144 (start_preparsed_function): Same.
145 * parser.c (cp_parser_decl_specifier_seq): Same.
146 * typeck.c (cp_build_binary_op): Same.
147 (build_static_cast_1): Same.
149 2019-06-04 Nina Dinka Ranns <dinka.ranns@gmail.com>
151 PR c++/63149 - Wrong auto deduction from braced-init-list.
152 * pt.c (listify_autos): use non cv qualified auto_node in
153 std::initializer_list<auto>.
155 2019-06-04 Paolo Carlini <paolo.carlini@oracle.com>
157 * decl.c (grokdeclarator): Use declarator->id_loc in two
160 2019-06-04 Nathan Sidwell <nathan@acm.org>
162 * name-lookup.c (lookup_type_scope_1): Reimplement, handle local
163 and namespace scopes separately.
165 2019-06-04 Harald van Dijk <harald@gigawatt.nl>
167 PR c++/60531 - Wrong error about unresolved overloaded function
168 * typeck.c (cp_build_binary_op): See if overload can be resolved.
169 (cp_build_unary_op): Ditto.
171 2019-06-04 Jason Merrill <jason@redhat.com>
173 Reduce accumulated garbage in constexpr evaluation.
174 * constexpr.c (cxx_eval_call_expression): ggc_free any bindings we
176 (cxx_eval_increment_expression): ggc_free the MODIFY_EXPR after
179 2019-06-04 Jakub Jelinek <jakub@redhat.com>
181 * cp-tree.h (CP_OMP_CLAUSE_INFO): Allow for any clauses up to _condvar_
182 instead of only up to linear.
184 2019-06-03 Paolo Carlini <paolo.carlini@oracle.com>
186 * parser.c (cp_parser_unqualified_id): Use build_min_nt_loc in
189 2019-06-01 Ville Voutilainen <ville.voutilainen@gmail.com>
192 * class.c (fixup_type_variants): Handle CLASSTYPE_FINAL.
194 2019-05-31 Nathan Sidwell <nathan@acm.org>
196 * cp-tree.h (IDENTIFIER_LAMBDA_P): New.
198 (LAMBDA_TYPE_P, TYPE_UNNAMED_P): Likewise.
199 (LAMBDANAME_PREFIX, LAMBDANAME_FORMAT): Delete.
200 (make_lambda_name): Don't declare.
201 * error.c (dump_aggr_type): Check for lambdas before other
203 * lambda.c (begin_lambda_type): Use make_anon_name.
204 * cp-lang.c (cxx_dwarf_name): Lambda names smell anonymous.
205 * mangle.c (write_local_name): Likewise.
206 * name-lookup.c (lambda_cnt, make_lambda_name): Delete.
208 2019-05-30 Marek Polacek <polacek@redhat.com>
210 * cp-tree.h (TYPE_HAS_NONTRIVIAL_DESTRUCTOR): Fix a typo.
212 2019-05-31 Paolo Carlini <paolo.carlini@oracle.com>
214 * decl.c (grokdeclarator): Use declarator->id_loc in five
217 2019-05-29 Jakub Jelinek <jakub@redhat.com>
220 * tree.c (lvalue_kind): Return clk_none for expressions with
223 2019-05-29 Paolo Carlini <paolo.carlini@oracle.com>
226 * parser.c (cp_parser_sizeof_operand): When the type-id production
227 did not work out commit to the tentative parse.
229 2019-05-29 Jakub Jelinek <jakub@redhat.com>
231 P1091R3 - Extending structured bindings to be more like var decls
232 P1381R1 - Reference capture of structured bindings
233 * decl.c (cp_maybe_mangle_decomp): Handle TREE_STATIC decls even at
235 (cp_finish_decomp): Copy over various decl properties from decl to
236 v[i] in the tuple case.
237 (grokdeclarator): Allow static, thread_local and __thread for C++2a
238 and use pedwarn instead of error for older standard revisions.
239 Make other structured binding diagnostic messages more i18n friendly.
241 2019-05-28 Nathan Sidwell <nathan@acm.org>
243 * decl.c (duplicate_decls): Assert a template newdecl has no
246 2019-05-28 Marek Polacek <polacek@redhat.com>
248 PR c++/90548 - ICE with generic lambda and empty pack.
249 * pt.c (tsubst_copy_and_build): Handle pack expansion properly.
251 2019-05-28 Nathan Sidwell <nathan@acm.org>
253 * cp-tree.h (make_anon_name): Drop declaration.
254 (TYPE_UNNAMED_P): Use IDENTIFIER_ANON_P.
255 * cp-lang.c (cxx_dwarf_name): Likewise.
256 * class.c (find_flexarrays): Likewise.
257 * decl.c (name_unnamed_type, xref_tag_1): Likewise.
258 * error.c (dump_aggr_type): Likewise.
259 * pt.c (push_template_decl_real): Likewise.
260 * name-lookup.c (consider_binding_level): Likewise.
261 (anon_cnt, make_anon_name): Delete.
263 2019-05-25 Marek Polacek <polacek@redhat.com>
265 PR c++/90572 - wrong disambiguation in friend declaration.
266 * parser.c (cp_parser_constructor_declarator_p): Don't allow missing
267 typename for friend declarations.
269 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
271 * cp-tree.h (CP_AGGREGATE_TYPE_P): Fix whitespace.
273 * init.c (std_placement_new_fn_p): Remove outdated TODO comment that
274 was resolved by r254694.
276 2019-05-22 Jason Merrill <jason@redhat.com>
278 PR c++/20408 - unnecessary code for empty struct.
279 * call.c (build_call_a): Use simple_empty_class_p.
281 PR c++/86485 - -Wmaybe-unused with empty class ?:
282 * cp-gimplify.c (simple_empty_class_p): Also true for MODIFY_EXPR.
284 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
286 * parser.c (cp_parser_template_declaration_after_parameters): Use
287 DECL_SOURCE_LOCATION in literal operator template errors.
289 2019-05-21 Paolo Carlini <paolo.carlini@oracle.com>
293 * call.c (build_over_call): Devirtualize when the final overrider
296 2019-05-21 Nathan Sidwell <nathan@acm.org>
298 * name-lookup.c (do_nonmember_using_decl): Drop INSERT_P
300 (finish_nonmember_using_decl): Adjust do_nonmember_using_decl
301 calls. Remove stray FIXME comment.
303 * name-lookup.h (struct cp_binding_level): Drop usings field.
304 (finish_namespace_using_decl, finish_local_using_decl): Replace with ...
305 (finish_nonmember_using_decl): ... this.
306 * name-lookup.c (push_using_decl_1, push_using_decl):
307 (do_nonmember_using_decl): ... here. Add INSERT_P arg. Reimplement.
308 (validate_nonmember_using_decl, finish_namespace_using_decl)
309 (finish_local_using_decl): Replace with ...
310 (finish_nonmember_using_decl): ... this. Drop DECL parm.
311 * parser.c (cp_parser_using_declaration): Don't do lookup here.
312 * pt.c (tsubst_expr): Do not do using decl lookup here.
314 2019-05-21 Eric Botcazou <ebotcazou@adacore.com>
316 * decl2.c (cpp_check) <IS_ASSIGNMENT_OPERATOR>: New case.
318 2019-05-20 Marek Polacek <polacek@redhat.com>
320 CWG 2094 - volatile scalars are trivially copyable.
322 * tree.c (trivially_copyable_p): Don't check CP_TYPE_VOLATILE_P for
325 2019-05-20 Marek Polacek <polacek@redhat.com>
327 * pt.c (convert_template_argument): Add a diagnostic for the
328 [temp.arg]/2 ambiguity case.
330 * name-lookup.c (finish_using_directive): Don't issue inform() if the
331 warning didn't trigger. Add quoting. Tweak the inform message.
333 2019-05-20 Paolo Carlini <paolo.carlini@oracle.com>
335 * cp-tree.h: Remove remnants of CONV_NONCONVERTING.
337 2019-05-20 Nathan Sidwell <nathan@acm.org>
339 * name-lookup.c (finish_namespace_using_directive)
340 (finish_local_using_directive): Merge to ...
341 (finish_using_directive): ... here. Handle both contexts.
342 * name-lookup.h (finish_namespace_using_directive)
343 (finish_local_using_directive): Replace with ...
344 (finish_using_directive): ... this.
345 * parser.c (cp_parser_using_directive): Adjust.
346 * pt.c (tsubst_expr): Likewise.
348 * cp-tree.h (struct lang_decl_ns): Remove usings field.
349 (DECL_NAMESPACE_USING): Delete.
350 * name-lookup.c (name_lookup::search_usings): Use namespace's
352 (name_lookup::queue_namespae): Likewise.
353 (finish_namespace_using_directive, push_namespace): Likewise.
354 (has_using_namespace_std_directive): Just search the entire
357 2019-05-20 Jonathan Wakely <jwakely@redhat.com>
359 PR c++/90532 Ensure __is_constructible(T[]) is false
360 * method.c (is_xible_helper): Return error_mark_node for construction
361 of an array of unknown bound.
363 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
366 * parser.c (cp_finalize_oacc_routine): Rework checking if already
367 marked with an OpenACC 'routine' directive.
370 * parser.c (cp_parser_oacc_routine)
371 (cp_parser_late_parsing_oacc_routine): Normalize order of clauses.
372 (cp_finalize_oacc_routine): Call oacc_verify_routine_clauses.
375 * parser.c (cp_finalize_oacc_routine): Refer to OpenACC 'routine'
376 clauses from "omp declare target" attribute.
378 2019-05-16 Martin Sebor <msebor@redhat.com>
380 * call.c (print_z_candidate): Wrap diagnostic text in a gettext
382 (print_z_candidates): Same.
383 (build_conditional_expr_1): Quote keywords, operators, and types
385 (build_op_delete_call): Same.
386 (maybe_print_user_conv_context): Wrap diagnostic text in a gettext
388 (convert_like_real): Same.
389 (convert_arg_to_ellipsis): Quote keywords, operators, and types
391 (build_over_call): Same.
392 (joust): Break up an overlong line. Wrap diagnostic text in a gettext
394 * constexpr.c (cxx_eval_check_shift_p): Spell out >= in English.
395 (cxx_eval_constant_expression): Quote keywords, operators, and types
397 (potential_constant_expression_1): Same.
398 * cp-gimplify.c (cp_genericize_r): Same.
399 * cvt.c (maybe_warn_nodiscard): Quote keywords, operators, and types
401 (type_promotes_to): Same.
402 * decl.c (check_previous_goto_1): Same.
405 (cp_finish_decl): Avoid parenthesizing a sentence for consistency.
406 (grok_op_properties): Quote keywords, operators, and types
408 * decl2.c (grokfield): Same.
409 (coerce_delete_type): Same.
410 * except.c (is_admissible_throw_operand_or_catch_parameter): Same.
411 * friend.c (do_friend): Quote C++ tokens.
412 * init.c (build_new_1): Quote keywords, operators, and types
414 (build_vec_delete_1): Same.
415 (build_delete): Same.
416 * lex.c (parse_strconst_pragma): Same.
417 (handle_pragma_implementation): Same.
418 (unqualified_fn_lookup_error): Same.
419 * mangle.c (write_type): Same.
420 * method.c (defaulted_late_check): Avoid two consecutive punctuators.
421 * name-lookup.c (cp_binding_level_debug): Remove a trailing newline.
422 (pop_everything): Same.
423 * parser.c (cp_lexer_start_debugging): Quote a macro name.
425 (cp_lexer_stop_debugging): Same.
426 (cp_parser_userdef_numeric_literal): Quote a C++ header name
428 (cp_parser_nested_name_specifier_opt): Quote keywords, operators,
429 and types in diagnostics.
430 (cp_parser_question_colon_clause): Same.
431 (cp_parser_asm_definition): Same.
432 (cp_parser_init_declarator): Same.
433 (cp_parser_template_declaration_after_parameters): Avoid capitalizing
434 a sentence in a diagnostic.
435 (cp_parser_omp_declare_reduction): Quote keywords, operators, and types
437 (cp_parser_transaction): Same.
438 * pt.c (maybe_process_partial_specialization): Replace second call
439 to permerror with inform for consistency with other uses.
440 (expand_integer_pack): Quote keywords, operators, and types
442 * rtti.c (get_typeid): Quote keywords, operators, and types
444 (build_dynamic_cast_1): Same.
445 * semantics.c (finish_asm_stmt): Same.
446 (finish_label_decl): Same.
447 (finish_bases): Same.
448 (finish_offsetof): Same.
449 (cp_check_omp_declare_reduction): Same.
450 (finish_decltype_type): Same.
451 * tree.c (handle_init_priority_attribute): Same. Add detail
453 (maybe_warn_zero_as_null_pointer_constant): Same.
454 * typeck.c (cp_build_binary_op): Quote keywords, operators, and types
456 (cp_build_unary_op): Same.
457 (check_for_casting_away_constness): Same.
458 (build_static_cast): Same.
459 (build_const_cast_1): Same.
460 (maybe_warn_about_returning_address_of_local): Same.
461 (check_return_expr): Same.
462 * typeck2.c (abstract_virtuals_error_sfinae): Same.
463 (digest_init_r): Replace a tab with spaces in a diagnostic.
464 (build_functional_cast): Quote keywords, operators, and types
467 2019-05-15 Jakub Jelinek <jakub@redhat.com>
470 * cp-gimplify.c (genericize_cp_loop): Emit a DEBUG_BEGIN_STMT
471 before the condition (or if missing or constant non-zero at the end
472 of the loop. Emit a DEBUG_BEGIN_STMT before the increment expression
473 if any. Don't call protected_set_expr_location on incr if it already
476 2019-05-15 Marek Polacek <polacek@redhat.com>
478 CWG 2096 - constraints on literal unions.
479 * class.c (check_field_decls): Initialize booleans directly. A union
480 is literal if at least one of its non-static data members is of
481 non-volatile literal type.
483 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
485 * cp-tree.h (REFERENCE_VLA_OK): Remove.
486 * lambda.c (build_capture_proxy): Remove use of the above.
488 2019-05-15 Paolo Carlini <paolo.carlini@oracle.com>
490 * call.c (perform_overload_resolution, build_new_method_call_1):
491 Use OVL_P; remove redundant TEMPLATE_DECL checks.
492 * decl.c (grokfndecl): Likewise.
493 * mangle.c (write_expression): Likewise.
494 * parser.c (cp_parser_template_id): Likewise.
495 * pt.c (resolve_overloaded_unification, type_dependent_expression_p):
497 * search.c (build_baselink): Likewise.
498 * tree.c (is_overloaded_fn, dependent_name, maybe_get_fns): Likewise.
500 2019-05-14 Paolo Carlini <paolo.carlini@oracle.com>
502 PR preprocessor/90382
503 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
506 2019-05-13 Jason Merrill <jason@redhat.com>
508 Use releasing_vec more broadly.
509 * cp-tree.h (struct releasing_vec): Replace get_ref method with
511 (vec_safe_push, vec_safe_reserve, vec_safe_length, vec_safe_splice):
512 Forwarding functions for releasing_vec.
513 (release_tree_vector): Declare but don't define.
514 * call.c (build_op_delete_call, build_temp, call_copy_ctor)
515 (perform_direct_initialization_if_possible): Use releasing_vec.
516 * constexpr.c (cxx_eval_vec_init_1, cxx_eval_store_expression):
518 * cp-gimplify.c (cp_fold): Likewise.
519 * cvt.c (force_rvalue, ocp_convert): Likewise.
520 * decl.c (get_tuple_decomp_init): Likewise.
521 * except.c (build_throw): Likewise.
522 * init.c (perform_member_init, expand_default_init): Likewise.
523 * method.c (do_build_copy_assign, locate_fn_flags): Likewise.
524 * parser.c (cp_parser_userdef_char_literal)
525 (cp_parser_userdef_numeric_literal)
526 (cp_parser_userdef_string_literal)
527 (cp_parser_perform_range_for_lookup)
528 (cp_parser_range_for_member_function, cp_parser_omp_for_loop)
529 (cp_parser_omp_for_loop_init): Likewise.
530 * pt.c (tsubst_copy_and_build, do_class_deduction): Likewise.
531 * semantics.c (calculate_direct_bases, calculate_bases)
532 (finish_omp_barrier, finish_omp_flush, finish_omp_taskwait)
533 (finish_omp_taskyield, finish_omp_cancel)
534 (finish_omp_cancellation_point): Likewise.
535 * tree.c (build_vec_init_elt, strip_typedefs, strip_typedefs_expr)
536 (build_min_non_dep_op_overload): Likewise.
537 * typeck.c (build_function_call_vec, cp_build_function_call_nary)
538 (cp_build_modify_expr): Likewise.
539 * typeck2.c (build_functional_cast): Likewise.
541 2019-05-11 Paolo Carlini <paolo.carlini@oracle.com>
543 * typeck.c (cp_build_function_call_vec): When mark_used fails
544 unconditionally return error_mark_node.
546 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
548 * decl.c (grokvardecl): Use an accurate location in error message
549 about main as a global variable.
551 2019-05-10 Paolo Carlini <paolo.carlini@oracle.com>
553 * call.c (build_call_a): Use FUNC_OR_METHOD_TYPE_P.
554 * cp-gimplify.c (cp_fold): Likewise.
555 * cp-objcp-common.c (cp_type_dwarf_attribute): Likewise.
556 * cp-tree.h (TYPE_OBJ_P, TYPE_PTROBV_P): Likewise.
557 * cvt.c (perform_qualification_conversions): Likewise.
558 * decl.c (grokdeclarator): Likewise.
559 * decl2.c (build_memfn_type): Likewise.
560 * mangle.c (canonicalize_for_substitution, write_type): Likewise.
561 * parser.c (cp_parser_omp_declare_reduction): Likewise.
562 * pt.c (check_explicit_specialization, uses_deducible_template_parms,
563 check_cv_quals_for_unify, dependent_type_p_r): Likewise.
564 * rtti.c (ptr_initializer): Likewise.
565 * semantics.c (finish_asm_stmt, finish_offsetof,
566 cp_check_omp_declare_reduction): Likewise.
567 * tree.c (cp_build_qualified_type_real,
568 cp_build_type_attribute_variant, cxx_type_hash_eq,
569 cxx_copy_lang_qualifiers, cp_free_lang_data): Likewise.
570 * typeck.c (structural_comptypes, convert_arguments,
571 cp_build_addr_expr_1, unary_complex_lvalue, cp_build_c_cast,
572 cp_build_modify_expr, comp_ptr_ttypes_real, type_memfn_rqual):
575 2019-05-10 Marek Polacek <polacek@redhat.com>
577 PR c++/78010 - bogus -Wsuggest-override warning on final function.
578 * class.c (check_for_override): Don't warn for final functions.
580 2019-05-10 Jakub Jelinek <jakub@redhat.com>
583 * config-lang.in (gtfiles): Remove c-family/c-lex.c, add
584 c-family/c-cppbuiltin.c.
586 2019-05-09 Paolo Carlini <paolo.carlini@oracle.com>
590 2018-04-26 Paolo Carlini <paolo.carlini@oracle.com>
592 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
595 2019-05-08 Nathan Sidwell <nathan@acm.org>
597 Kill DECL_SAVED_FUNCTION_DATA .
598 * cp-tree.h (language_function): Remove x_auto_return_pattern.
599 (current_function_auto_return_pattern): Delete.
600 (lang_decl_fn): Replace saved_language_function with
601 saved_auto_return type.
602 (DECL_SAVED_FUNCTION_DATA): Delete.
603 (DECL_SAVED_AUTO_RETURN_TYPE): New.
604 (FNDECL_USED_AUTO): Correct documentation.
605 * decl.c (duplicate_decls): Adjust AUTO return handling.
606 (start_preparsed_function): Replace
607 current_function_auto_return_pattern with
608 DECL_SAVED_AUTO_RETURN_TYPE. Remove DECL_SAVED_FUNCTION_DATA
610 (finish_function): Likewise.
611 (save_function_data): Delete.
612 (fndecl_declared_return_type): Reimplement.
613 * mangle.c (write_unqualified_name): Use DECL_SAVED_AUTO_RETURN_TYPE.
614 * method.c (make_thunk, make_alias_for): Likewise.
615 * parser.c (cp_parser_jump_statement): Likewise.
616 * pt.c (do_auto_deduction): Likewise.
617 * typeck.c (check_return_expr): Likewise.
619 2019-05-06 Jason Merrill <jason@redhat.com>
621 PR c++/90171 - reorganize usual_deallocation_fn_p
622 * call.c (struct dealloc_info): New.
623 (usual_deallocation_fn_p): Take a dealloc_info*.
624 (aligned_deallocation_fn_p, sized_deallocation_fn_p): Remove.
625 (build_op_delete_call): Adjust.
627 2019-05-07 Jason Merrill <jason@redhat.com>
629 PR c++/86485 - -Wmaybe-unused with empty class ?:
630 * typeck.c (build_static_cast_1): Use cp_build_addr_expr.
632 * pt.c (type_dependent_expression_p): A non-type template parm with
633 a placeholder type is type-dependent.
635 2019-05-06 Marek Polacek <polacek@redhat.com>
637 PR c++/90265 - ICE with generic lambda.
638 * pt.c (tsubst_copy_and_build): Use a dedicated variable for the last
639 element in the vector.
641 2019-05-03 Martin Liska <mliska@suse.cz>
643 * call.c (build_aggr_conv): Use is_empty instead of
644 elements () == 0 (and similar usages).
645 * parser.c (cp_parser_lambda_introducer): Likewise.
647 2019-05-02 Nathan Sidwell <nathan@acm.org>
649 * semantics.c (finish_id_expression_1): Remove unreachable code.
651 2019-05-01 Nathan Sidwell <nathan@acm.org>
653 * name-lookup.h (get_class_binding_direct): Change final arg to
655 (get_class_binding): Likewise.
656 * name-lookup.c (get_class_binding_direct): Replace TYPE_OR_FNS
657 arg with WANT_TYPE bool. Simplify.
658 (get_class_binding): Adjust final arg.
659 * decl.c (reshape_init_class): Adjust get_class_binding calls.
661 2019-04-30 Nathan Sidwell <nathan@acm.org>
663 * cp-objcp-common.c (cp_common_init_ts): Use MARK_TS_EXP for _EXPR
664 nodes. Call c_common_init_ts.
666 2019-04-29 Nathan Sidwell <nathan@acm.org>
668 * decl.c (duplicate_decls): Add whitespace, move comments into
670 * method.c (explain_implicit_non_constexpr): Refactor.
671 * pt.c (check_explicit_specialization): Fix indentation.
672 * semantics.c (process_outer_var_ref): Reformat.
673 (finish_id_expression_1): Use STRIP_TEMPLATE.
675 2019-04-26 Jonathan Wakely <jwakely@redhat.com>
677 PR c++/90243 - orphaned note in uninstantiated constexpr function
678 * decl.c (check_for_uninitialized_const_var): Suppress notes if no
681 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
684 * decl.c (grokdeclarator): Set type to error_mark_node
685 upon error about template placeholder type non followed
686 by a simple declarator-id.
688 2019-04-26 Paolo Carlini <paolo.carlini@oracle.com>
690 * decl.c (grokdeclarator): Fix value assigned to typespec_loc, use
693 2019-04-24 Jason Merrill <jason@redhat.com>
695 PR c++/90227 - error with template parameter packs.
696 * pt.c (coerce_template_parms): Do add empty pack when
699 2019-04-24 Richard Biener <rguenther@suse.de>
701 * call.c (null_ptr_cst_p): Order checks according to expensiveness.
702 (conversion_null_warnings): Likewise.
703 * typeck.c (same_type_ignoring_top_level_qualifiers_p): Return
704 early if type1 == type2.
706 2019-04-22 Jason Merrill <jason@redhat.com>
708 PR c++/87366 - wrong error with alias template.
709 * typeck.c (structural_comptypes): When comparing_specializations,
711 (comptypes): When comparing_specializations, do structural
714 2019-04-19 Jason Merrill <jason@redhat.com>
716 PR c++/90190 - CTAD with list-constructor.
717 * pt.c (do_class_deduction): Don't try the single element deduction
718 if the single element is also a braced list.
720 PR c++/90171 - ICE with destroying delete with size_t parm.
721 * call.c (sized_deallocation_fn_p): New. Use it instead of
722 second_parm_is_size_t in most cases.
723 (second_parm_is_size_t): Don't check for aligned.
725 2019-04-19 Paolo Carlini <paolo.carlini@oracle.com>
728 * pt.c (fn_type_unification): When handling null explicit
729 arguments do not special case non-parameter packs.
731 2019-04-19 Jakub Jelinek <jakub@redhat.com>
734 * pt.c (process_template_parm): Set decl to pushdecl result. If
735 !is_non_type, also set parm to that.
738 * decl.c (struct cp_switch): Remove outside_range_p member.
739 (push_switch): Don't clear it.
740 (pop_switch): Adjust c_do_switch_warnings caller.
741 (finish_case_label): Adjust c_add_case_label caller.
744 * decl.c (duplicate_decls): If remove is main variant and
745 DECL_ORIGINAL_TYPE is some other type, remove a DECL_ORIGINAL_TYPE
746 variant that has newdecl as TYPE_NAME if any.
748 2019-04-18 Jason Merrill <jason@redhat.com>
750 PR c++/87554 - ICE with extern template and reference member.
751 * decl.c (cp_finish_decl): Don't set DECL_INITIAL of external vars.
753 2019-04-17 Jason Merrill <jason@redhat.com>
755 PR c++/90047 - ICE with enable_if alias template.
756 * pt.c (tsubst_decl) [TYPE_DECL]: Don't put an erroneous decl in the
757 hash table when we're in SFINAE context.
759 2019-04-17 Marek Polacek <polacek@redhat.com>
761 PR c++/90124 - bogus error with incomplete type in decltype.
762 * typeck.c (build_class_member_access_expr): Check
763 cp_unevaluated_operand.
765 2019-04-12 Jakub Jelinek <jakub@redhat.com>
768 * decl.c (duplicate_decls): When newdecl's type is its main variant,
769 don't try to remove it from the variant list, but instead assert
772 2019-04-12 Martin Sebor <msebor@redhat.com>
776 * parser.c (cp_parser_has_attribute_expression): Handle assignment
779 2019-04-12 Jason Merrill <jason@redhat.com>
781 * call.c (null_member_pointer_value_p): Handle an empty CONSTRUCTOR
784 2019-04-12 Marek Polacek <polacek@redhat.com>
786 * except.c (build_noexcept_spec): Use build_converted_constant_bool_expr
787 instead of perform_implicit_conversion_flags.
789 PR c++/87603 - constexpr functions are no longer noexcept.
790 * constexpr.c (is_sub_constant_expr): Remove unused function.
791 * cp-tree.h (is_sub_constant_expr): Remove declaration.
792 * except.c (check_noexcept_r): Don't consider a call to a constexpr
795 2019-04-11 Jakub Jelinek <jakub@redhat.com>
798 * parser.h (struct cp_parser): Add
799 type_definition_forbidden_message_arg member.
800 * parser.c (cp_debug_parser): Print it.
801 (cp_parser_check_type_definition): Pass
802 parser->type_definition_forbidden_message_arg as second argument to
804 (cp_parser_has_attribute_expression, cp_parser_sizeof_operand): Set
805 parser->type_definition_forbidden_message_arg and use G_() with
806 %qs for parser->type_definition_forbidden_message instead of
807 building untranslatable message using concat.
809 2019-04-09 Jakub Jelinek <jakub@redhat.com>
812 * typeck2.c (check_narrowing): Remove trailing space from diagnostics.
814 2019-04-08 Marek Polacek <polacek@redhat.com>
816 * typeck2.c (digest_init_r): Don't condition the object slicing warning
819 2019-04-08 Paolo Carlini <paolo.carlini@oracle.com>
822 * semantics.c (trait_expr_value): Don't use TYPE_NOTHROW_P
823 when maybe_instantiate_noexcept fails.
824 (classtype_has_nothrow_assign_or_copy_p): Likewise.
825 * method.c (implicitly_declare_fn): Avoid passing error_mark_node
826 to build_exception_variant.
828 2019-04-05 Marek Polacek <polacek@redhat.com>
830 PR c++/87145 - bogus error converting class type in template arg list.
831 * pt.c (convert_nontype_argument): Don't call
832 build_converted_constant_expr if it could involve calling a conversion
833 function with a instantiation-dependent constructor as its argument.
835 2019-04-05 Martin Sebor <msebor@redhat.com>
838 * decl.c (reshape_init_array_1): Avoid treating empty strings
839 as zeros in array initializers.
840 Use trivial_type_p () instead of TYPE_HAS_TRIVIAL_DFLT().
842 2019-04-04 Jason Merrill <jason@redhat.com>
844 PR c++/89948 - ICE with break in statement-expr.
845 * constexpr.c (cxx_eval_statement_list): Jumping out of a
846 statement-expr is non-constant.
848 2019-04-04 Jason Merrill <jason@redhat.com>
850 PR c++/89966 - error with non-type auto tparm.
851 * pt.c (do_auto_deduction): Clear tf_partial.
853 2019-04-04 Jason Merrill <jason@redhat.com>
855 PR c++/86986 - ICE with TTP with parameter pack.
856 * pt.c (coerce_template_parameter_pack): Only look at the type of a
857 non-type parameter pack.
858 (fixed_parameter_pack_p_1): Don't recurse into the type of a
859 non-type parameter pack.
860 (coerce_template_template_parms): Call add_outermost_template_args.
862 2019-04-04 Martin Sebor <msebor@redhat.com>
868 * decl.c (reshape_init_array_1): Strip trailing zero-initializers
869 from arrays of trivial type and known size.
870 * mangle.c (write_expression): Convert braced initializer lists
872 (write_expression): Trim trailing zero-initializers from arrays
874 (write_template_arg_literal): Mangle strings the same as braced
877 2019-04-03 Jason Merrill <jason@redhat.com>
879 PR c++/81866 - ICE with member template and default targ.
880 * pt.c (tsubst_template_decl): Handle getting a type from
881 retrieve_specialization.
883 PR c++/86586 - -fcompare-debug=-Wsign-compare.
884 * typeck.c (cp_build_binary_op): Don't fold for -Wsign-compare.
886 PR c++/89331 - ICE with offsetof in incomplete class.
887 * semantics.c (finish_offsetof): Handle error_mark_node.
888 * typeck.c (build_class_member_access_expr): Call
889 complete_type_or_maybe_complain before converting to base.
891 PR c++/89917 - ICE with lambda in variadic mem-init.
892 * pt.c (make_pack_expansion): Change type_pack_expansion_p to false.
894 2019-04-01 Jason Merrill <jason@redhat.com>
896 PR c++/86946 - ICE with function call in template argument.
898 * pt.c (iterative_hash_template_arg) [CALL_EXPR]: Use
901 2019-04-01 Paolo Carlini <paolo.carlini@oracle.com>
904 * pt.c (tsubst_copy): Deal with lookup_name not returing a variable.
906 2019-03-31 Marek Polacek <polacek@redhat.com>
908 PR c++/89852 - ICE with C++11 functional cast with { }.
909 * constexpr.c (fold_non_dependent_expr_template): New static function
911 (fold_non_dependent_expr): ...here.
912 (fold_non_dependent_init): New function.
913 * cp-tree.h (fold_non_dependent_init): Declare.
914 * typeck2.c (massage_init_elt): Call fold_non_dependent_init instead
915 of fold_non_dependent_expr. Don't call maybe_constant_init.
917 2019-03-30 Jason Merrill <jason@redhat.com>
919 PR c++/89744 - ICE with specialization of member class template.
920 * pt.c (lookup_template_class_1): If the partial instantiation is
921 explicitly specialized, adjust.
922 (maybe_process_partial_specialization): Also adjust
925 2019-03-29 Jakub Jelinek <jakub@redhat.com>
928 * typeck.c: Include gimplify.h.
929 (cp_build_modify_expr) <case COND_EXPR>: Unshare rhs before using it
930 for second time. Formatting fixes.
932 2019-03-29 Marek Polacek <polacek@redhat.com>
934 PR c++/89876 - ICE with deprecated conversion.
935 * call.c (convert_like_real): Only give warnings with tf_warning.
937 2019-03-28 Marek Polacek <polacek@redhat.com>
939 PR c++/89612 - ICE with member friend template with noexcept.
940 * pt.c (maybe_instantiate_noexcept): For function templates, use their
941 template result (function decl). Don't set up local specializations.
942 Temporarily turn on processing_template_decl. Update the template type
945 PR c++/89836 - bool constant expression and explicit conversions.
946 * call.c (build_converted_constant_expr_internal): New function,
948 (build_converted_constant_expr): ...this. New.
949 (build_converted_constant_bool_expr): New.
950 * cp-tree.h (build_converted_constant_bool_expr): Declare.
951 * decl.c (build_explicit_specifier): Call
952 build_converted_constant_bool_expr.
954 2019-03-28 Jakub Jelinek <jakub@redhat.com>
957 * constexpr.c (struct check_for_return_continue_data): New type.
958 (check_for_return_continue): New function.
959 (potential_constant_expression_1) <case SWITCH_STMT>: Walk
960 SWITCH_STMT_BODY to find RETURN_EXPRs or CONTINUE_STMTs not nested
961 in loop bodies and set *jump_target to that if found.
963 2019-03-27 Jason Merrill <jason@redhat.com>
965 PR c++/89831 - error with qualified-id in const member function.
966 * semantics.c (finish_non_static_data_member): Use object cv-quals
969 PR c++/89421 - ICE with lambda in template parameter list.
970 * parser.c (cp_parser_lambda_expression): Also reject a lambda in a
971 template parameter list before C++20.
972 * pt.c (type_dependent_expression_p): True for LAMBDA_EXPR.
973 * semantics.c (begin_class_definition): Restore error about defining
974 non-lambda class in template parm list.
976 2019-03-26 Jason Merrill <jason@redhat.com>
978 PR c++/86932 - missed SFINAE with empty pack.
979 * pt.c (coerce_template_parms): Don't add an empty pack if
981 (fn_type_unification): Pass tf_partial to coerce_template_parms.
983 PR c++/86429 - constexpr variable in lambda.
986 * constexpr.c (cxx_eval_constant_expression): In a lambda function,
987 try evaluating the captured variable directly.
989 2019-03-26 Jakub Jelinek <jakub@redhat.com>
992 * semantics.c (finish_omp_atomic): Add warning_sentinel for
993 -Wunused-value around finish_expr_stmt call.
995 2019-03-25 Paolo Carlini <paolo.carlini@oracle.com>
999 * parser.c (cp_parser_binary_expression): Don't call cp_fully_fold
1000 to undo the disabling of warnings.
1002 2019-03-25 Jason Merrill <jason@redhat.com>
1004 PR c++/87748 - substitution failure error with decltype.
1005 * pt.c (most_specialized_partial_spec): Clear
1006 processing_template_decl.
1008 2019-03-25 Marek Polacek <polacek@redhat.com>
1010 PR c++/89214 - ICE when initializing aggregates with bases.
1011 * typeck2.c (digest_init_r): Warn about object slicing instead of
1014 PR c++/89705 - ICE with reference binding with conversion function.
1015 * call.c (reference_binding): If the result of the conversion function
1016 is a prvalue of non-class type, use the cv-unqualified type.
1018 2019-03-25 Nathan Sidwell <nathan@acm.org>
1020 * lambda.c (maybe_add_lambda_conv_op): Don't add to comdat group.
1022 2019-03-22 Jakub Jelinek <jakub@redhat.com>
1025 * cp-tree.h (get_tls_wrapper_fn): Remove declaration.
1026 (maybe_get_tls_wrapper_call): Declare.
1027 * decl2.c (get_tls_wrapper_fn): Make static.
1028 (maybe_get_tls_wrapper_call): New function.
1029 * typeck.c (build_class_member_access_expr): Handle accesses to TLS
1031 * semantics.c (finish_qualified_id_expr): Likewise.
1032 (finish_id_expression_1): Use maybe_get_tls_wrapper_call.
1033 * pt.c (tsubst_copy_and_build): Likewise.
1036 * constexpr.c (struct constexpr_ctx): Add constexpr_ops_count member.
1037 (cxx_eval_constant_expression): When not skipping, not constant class
1038 or location wrapper, increment *ctx->constexpr_ops_count and if it is
1039 above constexpr_loop_nest_limit, diagnose failure.
1040 (cxx_eval_outermost_constant_expr): Add constexpr_ops_count and
1041 initialize ctx.constexpr_ops_count to its address.
1042 (is_sub_constant_expr): Likewise.
1044 2019-03-21 Jakub Jelinek <jakub@redhat.com>
1047 * call.c (filed_in_pset): Change pset from hash_set<tree> * to
1048 hash_set<tree, true> &, adjust uses accordingly.
1049 (build_aggr_conv): Change pset from hash_set<tree> *
1050 to hash_set<tree, true>. Replace goto fail; with return NULL;,
1054 * parser.c (cp_parser_lambda_introducer): Add ids and first_capture_id
1055 variables, check for duplicates in this function.
1056 * lambda.c (add_capture): Don't check for duplicates nor use
1058 (register_capture_members): Don't clear IDENTIFIER_MARKED here.
1060 2019-03-21 Paolo Carlini <paolo.carlini@oracle.com>
1063 * method.c (after_nsdmi_defaulted_late_checks): Avoid passing
1064 error_mark_node to comp_except_specs.
1066 2019-03-20 Jason Merrill <jason@redhat.com>
1068 PR c++/87480 - decltype of member access in default template arg
1069 * pt.c (type_unification_real): Accept a dependent result in
1072 2019-03-19 Martin Sebor <msebor@redhat.com>
1074 PR tree-optimization/89688
1075 * typeck2.c (store_init_value): Call braced_lists_to_string for more
1076 kinds of initializers.
1078 2019-03-18 Jason Merrill <jason@redhat.com>
1080 PR c++/89630 - ICE with dependent using-decl as template arg.
1081 * tree.c (cp_tree_equal): Always return false for USING_DECL.
1083 PR c++/89761 - ICE with sizeof... in pack expansion.
1084 * pt.c (argument_pack_element_is_expansion_p): Handle
1085 ARGUMENT_PACK_SELECT.
1087 PR c++/89640 - GNU attributes on lambda.
1088 * parser.c (cp_parser_lambda_declarator_opt): Allow GNU attributes.
1090 PR c++/89682 - wrong access error in default argument.
1091 * pt.c (tsubst_default_argument): Don't defer access checks.
1093 2019-03-18 Paolo Carlini <paolo.carlini@oracle.com>
1096 * semantics.c (finish_non_static_data_member): Check return value
1097 of context_for_name_lookup and immediately return error_mark_node
1100 2019-03-17 Jason Merrill <jason@redhat.com>
1102 PR c++/89571 - ICE with ill-formed noexcept on constructor.
1103 * pt.c (maybe_instantiate_noexcept): Only return false if defaulted.
1104 (regenerate_decl_from_template): Use it for noexcept-specs.
1106 2019-03-14 Jason Merrill <jason@redhat.com>
1108 * parser.c (cp_parser_decl_specifier_seq): Support C++20
1109 concept-definition syntax without 'bool'.
1111 2019-03-14 Jakub Jelinek <jakub@redhat.com>
1114 * semantics.c (finish_qualified_id_expr): Reject variable templates.
1117 * constexpr.c (struct constexpr_ctx): Change save_exprs type from
1118 hash_set<tree> to vec<tree>.
1119 (cxx_eval_call_expression): Adjust for save_exprs being a vec instead
1121 (cxx_eval_loop_expr): Likewise. Truncate the vector after each
1122 removal of SAVE_EXPRs from values.
1123 (cxx_eval_constant_expression) <case SAVE_EXPR>: Call safe_push
1124 method on save_exprs instead of add.
1126 2019-03-13 Jason Merrill <jason@redhat.com>
1128 PR c++/86521 - C++17 copy elision in initialization by constructor.
1129 * call.c (joust_maybe_elide_copy): New.
1132 2019-03-13 Marek Polacek <polacek@redhat.com>
1134 PR c++/88979 - further P0634 fix for constructors.
1135 * parser.c (cp_parser_decl_specifier_seq): Pass flags to
1136 cp_parser_constructor_declarator_p.
1137 (cp_parser_direct_declarator): Allow missing typename for constructor
1139 (cp_parser_constructor_declarator_p): Add FLAGS parameter. Pass it to
1140 cp_parser_type_specifier.
1142 PR c++/89686 - mixing init-capture and simple-capture in lambda.
1143 * parser.c (cp_parser_lambda_introducer): Give error when combining
1144 init-capture and simple-capture.
1146 PR c++/89660 - bogus error with -Wredundant-move.
1147 * typeck.c (maybe_warn_pessimizing_move): Only accept (T &) &arg
1148 as the std::move's argument. Don't call convert_for_initialization
1149 when warn_redundant_move isn't on.
1151 2019-03-11 Jason Merrill <jason@redhat.com>
1153 PR c++/86521 - wrong overload resolution with ref-qualifiers.
1154 * call.c (build_user_type_conversion_1): Don't use a conversion to a
1155 reference of the wrong rvalueness for direct binding.
1157 2019-03-11 Martin Liska <mliska@suse.cz>
1159 * cvt.c (build_expr_type_conversion): Wrap apostrophes
1160 in gcc internal format with %'.
1161 * decl.c (check_no_redeclaration_friend_default_args): Likewise.
1162 (grokfndecl): Likewise.
1163 * name-lookup.c (do_pushtag): Likewise.
1164 * pt.c (unify_parameter_deduction_failure): Likewise.
1165 (unify_template_deduction_failure): Likewise.
1167 2019-03-11 Martin Liska <mliska@suse.cz>
1169 * call.c (convert_arg_to_ellipsis): Wrap an option name
1170 in a string format message and fix GNU coding style.
1171 (build_over_call): Likewise.
1172 * class.c (check_field_decl): Likewise.
1173 (layout_nonempty_base_or_field): Likewise.
1174 * constexpr.c (cxx_eval_loop_expr): Likewise.
1175 * cvt.c (type_promotes_to): Likewise.
1176 * decl.c (cxx_init_decl_processing): Likewise.
1177 (mark_inline_variable): Likewise.
1178 (grokdeclarator): Likewise.
1179 * decl2.c (record_mangling): Likewise.
1180 * error.c (maybe_warn_cpp0x): Likewise.
1181 * except.c (doing_eh): Likewise.
1182 * mangle.c (maybe_check_abi_tags): Likewise.
1183 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
1184 (cp_parser_userdef_numeric_literal): Likewise.
1185 (cp_parser_primary_expression): Likewise.
1186 (cp_parser_unqualified_id): Likewise.
1187 (cp_parser_pseudo_destructor_name): Likewise.
1188 (cp_parser_builtin_offsetof): Likewise.
1189 (cp_parser_lambda_expression): Likewise.
1190 (cp_parser_lambda_introducer): Likewise.
1191 (cp_parser_lambda_declarator_opt): Likewise.
1192 (cp_parser_selection_statement): Likewise.
1193 (cp_parser_init_statement): Likewise.
1194 (cp_parser_decomposition_declaration): Likewise.
1195 (cp_parser_function_specifier_opt): Likewise.
1196 (cp_parser_static_assert): Likewise.
1197 (cp_parser_simple_type_specifier): Likewise.
1198 (cp_parser_namespace_definition): Likewise.
1199 (cp_parser_using_declaration): Likewise.
1200 (cp_parser_ctor_initializer_opt_and_function_body): Likewise.
1201 (cp_parser_initializer_list): Likewise.
1202 (cp_parser_type_parameter_key): Likewise.
1203 (cp_parser_member_declaration): Likewise.
1204 (cp_parser_try_block): Likewise.
1205 (cp_parser_std_attribute_spec): Likewise.
1206 (cp_parser_requires_clause_opt): Likewise.
1207 * pt.c (check_template_variable): Likewise.
1208 (check_default_tmpl_args): Likewise.
1209 (push_tinst_level_loc): Likewise.
1210 (instantiate_pending_templates): Likewise.
1211 (invalid_nontype_parm_type_p): Likewise.
1212 * repo.c (get_base_filename): Likewise.
1213 * rtti.c (typeid_ok_p): Likewise.
1214 (build_dynamic_cast_1): Likewise.
1215 * tree.c (maybe_warn_parm_abi): Likewise.
1217 2019-03-08 Jakub Jelinek <jakub@redhat.com>
1220 * parser.c (cp_parser_template_declaration_after_parameters): Avoid
1221 one space before " at the end of line and another after " on another
1222 line in a string literal.
1224 PR tree-optimization/89550
1225 * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if
1226 warning_at returned true.
1227 * decl2.c (c_parse_final_cleanups): Likewise.
1228 * typeck.c (convert_for_assignment): Likewise.
1229 * decl.c (finish_function): Likewise.
1232 * parser.c (cp_parser_asm_definition): Just warn instead of error
1233 on volatile qualifier outside of function body.
1236 * constexpr.c (potential_constant_expression_1): Reject
1237 REINTERPRET_CAST_P NOP_EXPRs.
1240 * call.c (joust): Call print_z_candidate only if pedwarn returned
1243 2019-03-07 Jason Merrill <jason@redhat.com>
1245 PR c++/88123 - lambda and using-directive.
1246 * name-lookup.c (op_unqualified_lookup)
1247 (maybe_save_operator_binding, discard_operator_bindings)
1248 (push_operator_bindings): New.
1249 * typeck.c (build_x_binary_op, build_x_unary_op): Call
1250 maybe_save_operator_binding.
1251 * decl.c (start_preparsed_function): Call push_operator_bindings.
1252 * tree.c (cp_free_lang_data): Call discard_operator_bindings.
1254 PR c++/88820 - ICE with CTAD and member template used in DMI.
1255 * pt.c (do_class_deduction): Handle parm used as its own arg.
1257 2019-03-07 Jakub Jelinek <jakub@redhat.com>
1260 * parser.c (cp_parser_asm_definition): Parse asm qualifiers even
1261 at toplevel, but diagnose them.
1263 2019-03-06 Jason Merrill <jason@redhat.com>
1265 PR c++/89381 - implicit copy and using-declaration.
1266 * class.c (classtype_has_move_assign_or_move_ctor_p): Don't consider
1267 op= brought in by a using-declaration.
1269 2019-03-06 Jakub Jelinek <jakub@redhat.com>
1272 * init.c (build_value_init_noctor): Ignore flexible array members.
1274 2019-03-06 Jason Merrill <jason@redhat.com>
1276 PR c++/89576 - if constexpr of lambda capture.
1277 * semantics.c (maybe_convert_cond): Do convert a non-dependent
1278 condition in a template.
1279 * typeck.c (condition_conversion): Handle being called in a
1282 2019-03-06 Marek Polacek <polacek@redhat.com>
1284 PR c++/87378 - bogus -Wredundant-move warning.
1285 * typeck.c (maybe_warn_pessimizing_move): See if the maybe-rvalue
1286 overload resolution would actually succeed.
1288 2019-03-05 Jason Merrill <jason@redhat.com>
1290 * class.c (is_really_empty_class): Add ignore_vptr parm.
1291 (trivial_default_constructor_is_constexpr): Pass it.
1292 * call.c (build_over_call): Pass it.
1293 * constexpr.c (cxx_eval_constant_expression): Pass it instead of
1294 checking TYPE_POLYMORPHIC_P.
1295 (cxx_eval_component_reference, potential_constant_expression_1):
1297 * cp-gimplify.c (simple_empty_class_p): Pass it.
1298 * init.c (expand_aggr_init_1): Pass it.
1300 2019-03-04 Paolo Carlini <paolo.carlini@oracle.com>
1303 * parser.c (cp_parser_class_head): Reject TYPE_BEING_DEFINED too.
1305 2019-03-04 Jakub Jelinek <jakub@redhat.com>
1308 * call.c (field_in_pset): New function.
1309 (build_aggr_conv): Handle CONSTRUCTOR_IS_DESIGNATED_INIT correctly.
1311 2019-03-02 Jakub Jelinek <jakub@redhat.com>
1314 * cp-tree.h (CONSTRUCTOR_IS_DESIGNATED_INIT): Define.
1315 * parser.c (cp_parser_braced_list): Adjust cp_parser_initializer_list
1316 caller, set CONSTRUCTOR_IS_DESIGNATED_INIT.
1317 (cp_parser_initializer_list): Add designated parameter, set *designated
1318 to a bool whether any designators were parsed.
1319 * decl.c (reshape_init): Copy over CONSTRUCTOR_IS_DESIGNATED_INIT if
1321 * pt.c (tsubst_copy_and_build): Likewise.
1322 * call.c (implicit_conversion): If CONSTRUCTOR_IS_DESIGNATED_INIT,
1323 don't call build_list_conv, nor build_complex_conv, nor attempt to
1324 convert a single element initializer to scalar.
1326 2019-03-01 Marek Polacek <polacek@redhat.com>
1328 PR c++/89537 - missing location for error with non-static member fn.
1329 * call.c (resolve_args): Use EXPR_LOCATION.
1330 * typeck.c (build_class_member_access_expr): Use input_location.
1332 PR c++/89532 - ICE with incomplete type in decltype.
1333 * semantics.c (finish_compound_literal): Return error_mark_node
1334 if digest_init_flags returns error_mark_node.
1336 2019-03-01 Jakub Jelinek <jakub@redhat.com>
1338 Implement P1002R1, Try-catch blocks in constexpr functions
1340 * parser.c (cp_parser_ctor_initializer_opt_and_function_body):
1341 Diagnose constexpr ctor or function with function-try-block with
1342 pedwarn for c++17 and earlier. Formatting fix.
1343 (cp_parser_try_block): Use pedwarn instead of error and only for
1344 c++17 and earlier when try block appears in constexpr function.
1345 * constexpr.c (build_constexpr_constructor_member_initializers):
1346 Handle TRY_BLOCK here instead of erroring on it.
1348 2019-02-28 Jason Merrill <jason@redhat.com>
1350 PR c++/88183 - ICE with .* fold-expression.
1351 * pt.c (fold_expression) [DOTSTAR_EXPR]: Remove special handling.
1353 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1354 * class.c, lambda.c, pt.c: Revert earlier change.
1355 * lambda.c (add_capture): Don't special-case capture of dependent
1358 * name-lookup.c (print_binding_level): Print this_entity.
1360 2019-02-27 Marek Polacek <polacek@redhat.com>
1362 PR c++/88857 - ICE with value-initialization of argument in template.
1363 * call.c (convert_like_real): Don't call build_value_init in template.
1365 2019-02-27 Jason Merrill <jason@redhat.com>
1367 PR c++/86969 - ICE with constexpr if and recursive generic lambdas.
1368 * semantics.c (process_outer_var_ref): Do capture dependent vars.
1369 * class.c (finish_struct): Only add TAG_DEFN if T is in
1370 current_function_decl.
1371 * lambda.c (vla_capture_type): Force the capture type out into the
1372 lambda's enclosing function.
1373 (add_capture): Pass in the lambda.
1374 * pt.c (tsubst_lambda_expr): complete_type a VLA capture type.
1376 2019-02-27 Marek Polacek <polacek@redhat.com>
1378 PR c++/89511 - ICE with using-declaration and unscoped enumerator.
1379 * parser.c (cp_parser_using_declaration): For an unscoped enum
1380 only use its context if it's not a function declaration.
1382 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1385 * method.c (process_subob_fn): When maybe_instantiate_noexcept
1386 returns false don't call merge_exception_specifiers.
1388 2019-02-27 Paolo Carlini <paolo.carlini@oracle.com>
1391 * parser.c (cp_parser_noexcept_specification_opt): Return NULL_TREE
1392 for a non-constant parsed expression.
1394 2019-02-26 Jakub Jelinek <jakub@redhat.com>
1397 * constexpr.c (cxx_eval_store_expression): When changing active union
1398 member, set no_zero_init.
1400 2019-02-23 Marek Polacek <polacek@redhat.com>
1402 PR c++/88294 - ICE with non-constant noexcept-specifier.
1403 * pt.c (maybe_instantiate_noexcept): Set up the list of local
1404 specializations. Set current_class_{ptr,ref}.
1406 2019-02-22 David Malcolm <dmalcolm@redhat.com>
1409 * parser.c (cp_parser_unqualified_id): Capture and use locations
1412 2019-02-22 Marek Polacek <polacek@redhat.com>
1414 PR c++/89420 - ICE with CAST_EXPR in explicit-specifier.
1415 * decl.c (build_explicit_specifier): Don't check
1416 processing_template_decl. Call instantiation_dependent_expression_p
1417 instead of value_dependent_expression_p. Call
1418 instantiate_non_dependent_expr_sfinae before
1419 build_converted_constant_expr instead of calling
1420 instantiate_non_dependent_expr after it. Add
1421 processing_template_decl_sentinel.
1423 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
1425 * parser.c (cp_parser_oacc_simple_clause): Remove parser formal
1426 parameter, move loc formal parameter to the front. Adjust all
1428 (cp_parser_oacc_shape_clause): Add loc formal parameter. Adjust
1431 2019-02-21 Jason Merrill <jason@redhat.com>
1433 PR c++/87685 - generic lambda 'this' capture error.
1434 * lambda.c (lambda_expr_this_capture): Change add_capture_p to int.
1435 (maybe_generic_this_capture): Pass -1.
1437 PR c++/88394 - ICE with VLA init-capture.
1438 * lambda.c (is_normal_capture_proxy): Check DECL_CAPTURED_VARIABLE.
1440 PR c++/88869 - C++17 ICE with CTAD and explicit specialization.
1441 * pt.c (do_class_deduction): Don't include explicit specialization
1444 PR c++/89422 - ICE with -g and lambda in default arg in template.
1445 * pt.c (tsubst_function_decl): SET_DECL_FRIEND_CONTEXT sooner.
1447 2019-02-21 Jason Merrill <jason@redhat.com>
1449 PR c++/88419 - C++17 ICE with class template arg deduction.
1450 * pt.c (make_template_placeholder): Set TYPE_CANONICAL after
1451 CLASS_PLACEHOLDER_TEMPLATE.
1453 2019-02-21 Jakub Jelinek <jakub@redhat.com>
1456 * constexpr.c (struct constexpr_fundef): Add parms and result members.
1457 (retrieve_constexpr_fundef): Adjust for the above change.
1458 (register_constexpr_fundef): Save constexpr body with copy_fn,
1459 temporarily set DECL_CONTEXT on DECL_RESULT before that.
1460 (get_fundef_copy): Change FUN argument to FUNDEF with
1461 constexpr_fundef * type, grab body and parms/result out of
1462 constexpr_fundef struct and temporarily change it for copy_fn calls
1464 (cxx_eval_builtin_function_call): For __builtin_FUNCTION temporarily
1465 adjust current_function_decl from ctx->call context. Test
1466 !potential_constant_expression instead of !is_constant_expression.
1467 (cxx_bind_parameters_in_call): Grab parameters from new_call. Undo
1468 convert_for_arg_passing changes for TREE_ADDRESSABLE type passing.
1469 (cxx_eval_call_expression): Adjust get_fundef_copy caller.
1470 (cxx_eval_conditional_expression): For IF_STMT, allow then or else
1471 operands to be NULL.
1472 (label_matches): Handle BREAK_STMT and CONTINUE_STMT.
1473 (cxx_eval_loop_expr): Add support for FOR_STMT, WHILE_STMT and DO_STMT.
1474 (cxx_eval_switch_expr): Add support for SWITCH_STMT.
1475 (cxx_eval_constant_expression): Handle IF_STMT, FOR_STMT, WHILE_STMT,
1476 DO_STMT, CONTINUE_STMT, SWITCH_STMT, BREAK_STMT and CONTINUE_STMT.
1477 For SIZEOF_EXPR, recurse on the result of fold_sizeof_expr. Ignore
1478 DECL_EXPR with USING_DECL operand.
1479 * lambda.c (maybe_add_lambda_conv_op): Build thisarg using
1480 build_int_cst to make it a valid constant expression.
1482 2019-02-20 Jason Merrill <jason@redhat.com>
1484 PR c++/88690 - C++17 ICE with empty base in aggregate.
1485 * typeck2.c (process_init_constructor_record): Skip trivial
1486 initialization of an empty base.
1488 2019-02-21 Richard Biener <rguenther@suse.de>
1491 * vtable-class-hierarchy.c (vtv_generate_init_routine): Do not
1492 make symtab process new functions here.
1494 2019-02-20 Jason Merrill <jason@redhat.com>
1496 PR c++/87921 - wrong error with inline static data member.
1497 * decl2.c (finish_static_data_member_decl): Don't set DECL_IN_AGGR_P
1498 for a non-template inline variable. Do nothing for an
1499 already-instantiated variable.
1500 (c_parse_final_cleanups): Check DECL_IN_AGGR_P without
1502 * decl.c (check_initializer): Likewise.
1503 (make_rtl_for_nonlocal_decl): Likewise.
1504 * pt.c (instantiate_decl): Likewise.
1505 * typeck2.c (store_init_value): Likewise.
1507 2019-02-20 Jakub Jelinek <jakub@redhat.com>
1510 * decl2.c (c_parse_final_cleanups): Move TREE_ASM_WRITTEN setting
1511 for flag_syntax_only from here...
1512 * semantics.c (expand_or_defer_fn_1): ... here.
1515 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and
1516 DECL_COMMON, set DECL_INTERFACE_KNOWN.
1519 * constexpr.c (cxx_eval_store_expression): Diagnose changing of active
1520 union member for -std=c++17 and earlier.
1522 2019-02-19 Jason Merrill <jason@redhat.com>
1524 PR c++/87513 - 'sorry' mangling PMF template-id.
1525 * mangle.c (write_expression): Handle SCOPE_REF to BASELINK.
1527 2019-02-19 Jason Merrill <jason@redhat.com>
1529 PR c++/88380 - wrong-code with flexible array and NSDMI.
1530 * typeck2.c (process_init_constructor_record): Skip flexarrays.
1532 2019-02-20 will wray <wjwray@gmail.com>
1534 PR c++/88572 - wrong handling of braces on scalar init.
1535 * decl.c (reshape_init_r): Allow braces around scalar initializer
1536 within aggregate init. Reject double braced-init of scalar
1539 2019-02-20 Paolo Carlini <paolo.carlini@oracle.com>
1542 * pt.c (tsubst_init): Diagnose an initializer expanding to an
1543 empty list of expressions; tweak wrt dependent types.
1544 (regenerate_decl_from_template): For VAR_DECLs call tsubst_init
1545 instead of tsubst_expr.
1547 2019-02-19 Jason Merrill <jason@redhat.com>
1549 PR c++/88368 - wrong 'use of deleted function'
1550 * method.c (walk_field_subobs): Remember errors from get_nsdmi.
1551 (get_defaulted_eh_spec): Call push_tinst_level.
1552 * pt.c (maybe_instantiate_noexcept): Keep error_mark_node.
1553 * typeck2.c (merge_exception_specifiers): Handle error_mark_node.
1555 2019-02-19 Chung-Lin Tang <cltang@codesourcery.com>
1558 * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
1559 clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.
1561 2019-02-19 Jakub Jelinek <jakub@redhat.com>
1564 * lambda.c (maybe_generic_this_capture): Don't check
1565 DECL_NONSTATIC_MEMBER_FUNCTION_P on USING_DECLs.
1568 * typeck.c (build_reinterpret_cast_1): Don't handle void to
1569 && conversion go through build_target_expr_with_type.
1572 * error.c (qualified_name_lookup_error): Only call
1573 suggest_alternative_in_scoped_enum if name is IDENTIFIER_NODE.
1575 2019-02-19 Tom Honermann <tom@honermann.net>
1577 * name-lookup.c (get_std_name_hint): Added u8string as a name hint.
1579 2019-02-18 Jason Merrill <jason@redhat.com>
1581 PR c++/89336 - multiple stores in constexpr stmt.
1582 * constexpr.c (cxx_eval_store_expression): Preevaluate scalar or
1585 * pt.c (check_explicit_specialization): If the declarator is a
1586 template-id, only check whether the arguments are dependent.
1588 Improve duplicate [[likely]] diagnostic.
1589 * parser.c (cp_parser_statement): Make attrs_loc a range. Pass it
1590 to process_stmt_hotness_attribute.
1591 * cp-gimplify.c (process_stmt_hotness_attribute): Take attrs_loc.
1592 (genericize_if_stmt): Use likely/unlikely instead of predictor_name.
1594 2019-02-17 Marek Polacek <polacek@redhat.com>
1596 PR c++/89217 - ICE with list-initialization in range-based for loop.
1597 * constexpr.c (unshare_constructor): No longer static.
1598 * cp-tree.h (unshare_constructor): Declare.
1599 * semantics.c (finish_compound_literal): When dealing with a
1600 non-dependent expression in a template, return the original
1601 expression. Pass LOOKUP_NO_NARROWING to digest_init_flags.
1603 2019-02-13 Marek Polacek <polacek@redhat.com>
1605 PR c++/89297 - ICE with OVERLOAD in template.
1606 * semantics.c (finish_compound_literal): Call
1607 instantiate_non_dependent_expr_sfinae.
1609 2019-02-13 Alexandre Oliva <aoliva@redhat.com>
1612 * cp-tree.h (USING_DECL_SCOPE): Use result rather than type.
1613 * name-lookup.c (strip_using_decl): Use USING_DECL_SCOPE.
1614 * search.c (protected_accessible_p): Follow USING_DECL_DECLS.
1615 (shared_member_p): Likewise.
1616 (lookup_member): Likewise.
1617 * decl.c (grok_special_member_properties): Skip USING_DECLs.
1618 * semantics.c (finish_omp_declare_simd_methods): Likewise.
1619 (finish_qualified_id_expr): Do not call shared_member_p with
1623 * pt.c (tsubst_lambda_expr): Avoid duplicate tsubsting.
1624 Move cp_evaluated resetting before signature tsubsting.
1625 (gen_elem_of_pack_expansion_instantiation): Separate local
1626 specializations per index.
1628 2019-02-13 David Malcolm <dmalcolm@redhat.com>
1631 * class.c (add_method): Drop destructor assertion.
1633 2019-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1636 * decl.c (make_typename_type): Allow for TYPE_PACK_EXPANSION as
1637 context (the first argument).
1638 * pt.c (tsubst, case TYPENAME_TYPE): Handle TYPE_PACK_EXPANSION
1641 2019-02-12 Jason Merrill <jason@redhat.com>
1643 PR c++/89144 - link error with constexpr initializer_list.
1644 * call.c (convert_like_real) [ck_list]: Don't allocate a temporary
1645 array for an empty list.
1646 * typeck2.c (store_init_value): Don't use cxx_constant_init in a
1649 2019-02-11 Jason Merrill <jason@redhat.com>
1651 PR c++/89241 - ICE with __func__ in lambda in template.
1652 * pt.c (enclosing_instantiation_of): Also check
1653 instantiated_lambda_fn_p for the template context.
1655 2019-02-11 Marek Polacek <polacek@redhat.com>
1657 PR c++/89212 - ICE converting nullptr to pointer-to-member-function.
1658 * pt.c (tsubst_copy_and_build) <case CONSTRUCTOR>: Return early for
1659 null member pointer value.
1661 2019-02-11 Jakub Jelinek <jakub@redhat.com>
1664 * pt.c (convert_nontype_argument): Pass true as manifestly_const_eval
1665 to maybe_constant_value calls.
1667 2019-02-11 Marek Polacek <polacek@redhat.com>
1669 * typeck2.c (digest_init_r): Remove commented code.
1671 2019-02-11 Martin Sebor <msebor@redhat.com>
1674 * decl.c (compute_array_index_type_loc): Preserve signed sizes
1675 for diagnostics. Call valid_array_size_p instead of error.
1676 * init.c (build_new_1): Compute size for diagnostic. Call
1677 invalid_array_size_error
1678 (build_new): Call valid_array_size_p instead of error.
1680 2019-02-07 Alexandre Oliva <aoliva@redhat.com>
1683 * call.c (compare_ics): Deal with ck_aggr in either cs.
1685 2019-02-06 David Malcolm <dmalcolm@redhat.com>
1688 * call.c (get_location_for_expr_unwinding_for_system_header): New
1690 (conversion_null_warnings): Use it when getting locations for
1691 EXPR, effectively adding a call to
1692 get_location_for_expr_unwinding_for_system_header for
1693 -Wconversion-null and making use of EXPR_LOCATION for
1694 -Wzero-as-null-pointer-constant.
1696 2019-02-05 Jakub Jelinek <jakub@redhat.com>
1699 * optimize.c (maybe_thunk_body): Clear TREE_ADDRESSABLE on
1700 PARM_DECLs of the thunk.
1701 * lambda.c (maybe_add_lambda_conv_op): Likewise.
1703 2019-02-05 Marek Polacek <polacek@redhat.com>
1705 PR c++/89158 - by-value capture of constexpr variable broken.
1706 * call.c (convert_like_real) <case ck_user>: Call mark_exp_read
1707 instead of mark_rvalue_use.
1709 2019-02-05 Alexandre Oliva <aoliva@redhat.com>
1712 * pt.c (instantiates_primary_template_p): New.
1713 (type_dependent_expression_p): Use it.
1715 2019-02-01 Jason Merrill <jason@redhat.com>
1717 PR c++/88761 - ICE with reference capture of constant.
1718 * lambda.c (mark_const_cap_r): Do walk subtrees of DECL_EXPR for
1721 2019-02-01 Marek Polacek <polacek@redhat.com>
1723 PR c++/88325 - ICE with invalid out-of-line template member definition.
1724 * parser.c (cp_parser_class_name): Don't call make_typename_type
1727 2019-02-01 Jakub Jelinek <jakub@redhat.com>
1730 * parser.c (cp_parser_gnu_attributes_opt): Set ok to false
1731 if require_open failed.
1733 2019-01-31 Marek Polacek <polacek@redhat.com>
1735 PR c++/89083, c++/80864 - ICE with list initialization in template.
1736 * constexpr.c (adjust_temp_type): Use copy_node and change the type
1737 instead of using build_constructor.
1738 * decl.c (reshape_init_r): Don't reshape a digested initializer.
1739 Return the initializer for COMPOUND_LITERAL_P.
1741 PR c++/88983 - ICE with switch in constexpr function.
1742 * constexpr.c (cxx_eval_switch_expr): Use SWITCH_COND and SWITCH_BODY.
1743 (cxx_eval_constant_expression) <case COND_EXPR>: Don't look for the
1744 label in the else branch if we found it in the then branch.
1746 2019-01-30 Jason Merrill <jason@redhat.com>
1748 PR c++/88752 - ICE with lambda and constexpr if.
1749 * cp-tree.h (LAMBDA_EXPR_INSTANTIATED): New.
1750 * pt.c (tsubst_lambda_expr): Set it.
1751 (instantiated_lambda_fn_p): Check it.
1752 (enclosing_instantiation_of): Use it.
1754 2019-01-31 Jakub Jelinek <jakub@redhat.com>
1757 * cxx-pretty-print.c (pp_cxx_enumeration_constant): Print always as
1758 a C cast in pp_c_flag_gnu_v3 mode.
1760 2019-01-30 Jakub Jelinek <jakub@redhat.com>
1763 * lambda.c (is_capture_proxy): Don't return true for
1764 DECL_OMP_PRIVATIZED_MEMBER artificial vars.
1766 2019-01-30 Marek Polacek <polacek@redhat.com>
1768 PR c++/89119 - ICE with value-initialization in template.
1769 * pt.c (tsubst_copy_and_build): Handle RANGE_EXPR.
1771 2019-01-29 Jason Merrill <jason@redhat.com>
1773 PR c++/86943 - wrong code converting lambda to function pointer.
1774 * lambda.c (maybe_add_lambda_conv_op): Use a template-id in the
1775 call. Only forward parms for decltype.
1776 * pt.c (tsubst_copy_and_build) [CALL_EXPR]: Handle CALL_FROM_THUNK_P
1778 * typeck.c (check_return_expr): Don't mess with a thunk call.
1780 2019-01-28 Jason Merrill <jason@redhat.com>
1782 PR c++/89089 - ICE with [[no_unique_address]].
1783 PR c++/88865 - wrong layout with [[no_unique_address]].
1784 * class.c (check_field_decls): A potentially-overlapping field makes
1785 the class non-layout-POD, but not non-empty.
1786 (end_of_class): Always consider empty data members.
1787 (layout_class_type): Set DECL_SIZE for empty fields.
1789 2019-01-28 Marek Polacek <polacek@redhat.com>
1791 PR c++/88358 - name wrongly treated as type.
1792 * parser.c (cp_parser_direct_declarator): Don't assume a qualified-id
1793 in parameter-list is a type if the function's declarator-id is not
1796 2019-01-27 Marek Polacek <polacek@redhat.com>
1798 PR c++/88815 - narrowing conversion lost in decltype.
1799 PR c++/78244 - narrowing conversion in template not detected.
1800 * cp-tree.h (CONSTRUCTOR_IS_DEPENDENT): New.
1801 * pt.c (instantiation_dependent_r): Consider a CONSTRUCTOR with
1802 CONSTRUCTOR_IS_DEPENDENT instantiation-dependent.
1803 * semantics.c (finish_compound_literal): When the compound literal
1804 isn't instantiation-dependent and the type isn't type-dependent,
1805 fall back to the normal processing. Set CONSTRUCTOR_IS_DEPENDENT.
1807 PR c++/89024 - ICE with incomplete enum type.
1808 * call.c (standard_conversion): When converting an
1809 ARITHMETIC_TYPE_P to an incomplete type, return NULL.
1811 2019-01-25 Paolo Carlini <paolo.carlini@oracle.com>
1814 * call.c (build_op_delete_call): Implement 7.6.2.5/(10.1).
1815 * decl2.c (coerce_delete_type): Use build_pointer_type instead
1818 2019-01-24 Jason Merrill <jason@redhat.com>
1820 PR c++/89001 - mangling of reference temporaries
1821 * cp-tree.h (struct saved_scope): Add ref_temp_count.
1822 (current_ref_temp_count): New macro.
1823 * mangle.c (mangle_ref_init_variable): Use it.
1824 * typeck2.c (store_init_value): Clear it.
1825 * call.c (make_temporary_var_for_ref_to_temp): Copy public and
1828 2019-01-24 Jakub Jelinek <jakub@redhat.com>
1831 * semantics.c (finish_omp_cancel): Diagnose more than one if
1832 on #pragma omp cancel with different modifiers. Use
1833 maybe_convert_cond when not in template or build_x_binary_op
1836 2019-01-23 Marek Polacek <polacek@redhat.com>
1838 PR c++/88757 - qualified name treated wrongly as type.
1839 * parser.c (cp_parser_direct_declarator): Don't treat qualified-ids
1840 in parameter-list as types if name lookup for declarator-id didn't
1841 find one or more function templates.
1843 2019-01-23 Jakub Jelinek <jakub@redhat.com>
1846 * cp-gimplify.c (genericize_cp_loop): Call begin_bc_block only
1847 after genericizing cond and incr expressions.
1850 * cp-gimplify.c (genericize_switch_stmt): Move cond genericization
1851 before the begin_bc_block call.
1853 2019-01-21 Jason Merrill <jason@redhat.com>
1855 PR c++/87893 - constexpr ctor ICE on ARM.
1856 PR c++/88293 - ICE with comma expression.
1857 * constexpr.c (initialized_type): Don't shortcut non-void type.
1858 Handle COMPOUND_EXPR.
1859 (cxx_eval_outermost_constant_expr): Return early for void type.
1861 2019-01-21 Jakub Jelinek <jakub@redhat.com>
1864 * optimize.c (cxx_copy_decl): New function.
1865 (clone_body): Use it instead of copy_decl_no_change.
1868 * typeck.c (cp_build_binary_op): Don't instrument
1869 SANITIZE_POINTER_COMPARE if processing_template_decl.
1870 (pointer_diff): Similarly for SANITIZE_POINTER_SUBTRACT.
1872 2019-01-18 Jason Merrill <jason@redhat.com>
1874 PR c++/88875 - error with explicit list constructor.
1875 * call.c (reference_binding): Don't modify EXPR. Set
1876 need_temporary_p on the ck_user conversion for a temporary.
1877 (convert_like_real): Check it.
1879 2019-01-18 H.J. Lu <hongjiu.lu@intel.com>
1883 * call.c (convert_for_arg_passing): Upate the
1884 warn_for_address_or_pointer_of_packed_member call.
1885 * typeck.c (convert_for_assignment): Likewise.
1887 2019-01-17 Jason Merrill <jason@redhat.com>
1889 PR c++/86205 - ICE with ?: of throw and template-id.
1890 * pt.c (resolve_nondeduced_context_or_error): Split out from...
1891 * typeck.c (decay_conversion): ...here.
1892 * call.c (build_conditional_expr_1): Use it.
1894 PR c++/86740, ICE with constexpr if and nested generic lambdas.
1895 * tree.c (cp_walk_subtrees): Handle LAMBDA_EXPR.
1897 2019-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1899 * decl.c (grokdeclarator): Use typespec_loc in error messages
1900 about 'auto' and trailing return type.
1902 2019-01-17 David Malcolm <dmalcolm@redhat.com>
1905 * class.c (add_method): Don't use DECL_DESTRUCTOR_P on
1908 2019-01-17 Nathan Sidwell <nathan@acm.org>
1911 * semantics.c (process_outer_var_ref): Only skip dependent types
1914 2019-01-17 Alexandre Oliva <aoliva@redhat.com>
1917 * cp-tree.h (saved_scope): Add suppress_location_wrappers.
1918 * name-lookup.c (do_push_to_top_level): Save and reset it.
1919 (do_pop_from_top_level): Restore it.
1922 * pt.c (make_template_placeholder): Use auto_identifier.
1923 (is_auto): Drop CLASS_PLACEHOLDER_TEMPLATE test.
1924 * error.c (dump_type): Handle template placeholders.
1925 * cxx-pretty-print.c (pp_cx_unqualified_id): Likewise.
1928 * cvt.c (convert_to_void): Handle all cdtor calls as if
1931 2019-01-16 Paolo Carlini <paolo.carlini@oracle.com>
1933 * decl.c (grokdeclarator): Use locations[ds_storage_class] in
1934 error messages about ill-formed uses of mutable.
1936 2019-01-16 Marek Polacek <polacek@redhat.com>
1938 PR c++/78244 - narrowing conversion in template not detected.
1939 * call.c (perform_implicit_conversion_flags): Set
1940 IMPLICIT_CONV_EXPR_BRACED_INIT.
1941 * cp-tree.h (IMPLICIT_CONV_EXPR_BRACED_INIT): New.
1942 * pt.c (tsubst_copy_and_build): Use it.
1944 2019-01-15 David Malcolm <dmalcolm@redhat.com>
1947 * pt.c (build_deduction_guide): Bail out if tsubst_arg_types
1950 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1952 * decl.c (start_decl): Improve error location.
1953 * decl2.c (grokfield): Likewise.
1955 2019-01-15 Paolo Carlini <paolo.carlini@oracle.com>
1957 * decl.c (grokdeclarator): Move further up the location_t loc
1958 declaration and use the location when building a TYPE_DECL for
1960 * decl2.c (grokbitfield): Use DECL_SOURCE_LOCATION in the error
1961 about an ill-formed bit-field as typedef.
1963 2019-01-14 Marek Polacek <polacek@redhat.com>
1965 PR c++/88830 - ICE with abstract class.
1966 * decl2.c (maybe_emit_vtables): Check CLASSTYPE_LAZY_DESTRUCTOR.
1969 PR c++/88825 - ICE with bogus function return type deduction.
1970 * typeck.c (can_do_nrvo_p): Check error_mark_node.
1972 2019-01-14 Tom Honermann <tom@honermann.net>
1974 Implement P0482R5, char8_t: A type for UTF-8 characters and strings
1975 * cvt.c (type_promotes_to): Handle char8_t promotion.
1976 * decl.c (grokdeclarator): Handle invalid type specifier
1977 combinations involving char8_t.
1978 * lex.c (init_reswords): Add char8_t as a reserved word.
1979 * mangle.c (write_builtin_type): Add name mangling for char8_t (Du).
1980 * parser.c (cp_keyword_starts_decl_specifier_p)
1981 (cp_parser_simple_type_specifier): Recognize char8_t as a simple
1983 (cp_parser_string_literal): Use char8_array_type_node for the type
1985 (cp_parser_set_decl_spec_type): Tolerate char8_t typedefs in system
1987 * rtti.c (emit_support_tinfos): type_info support for char8_t.
1988 * tree.c (char_type_p): Recognize char8_t as a character type.
1989 * typeck.c (string_conv_p): Handle conversions of u8 string
1990 literals of char8_t type.
1991 (check_literal_operator_args): Handle UDLs with u8 string literals
1993 * typeck2.c (ordinary_char_type_p): New.
1994 (digest_init_r): Disallow initializing a char array with a u8 string
1997 2019-01-14 Martin Liska <mliska@suse.cz>
1999 PR gcov-profile/88263
2000 * decl2.c (get_tls_wrapper_fn): Use DECL_SOURCE_LOCATION
2001 as location of the TLS wrapper.
2003 2019-01-12 Paolo Carlini <paolo.carlini@oracle.com>
2005 * decl.c (cp_finish_decl): Improve error location.
2006 * decl2.c (grokfield): Likewise, improve two locations.
2008 2019-01-11 Marek Polacek <polacek@redhat.com>
2010 PR c++/88692, c++/87882 - -Wredundant-move false positive with *this.
2011 * typeck.c (maybe_warn_pessimizing_move): Return if ARG isn't
2014 2019-01-11 Jason Merrill <jason@redhat.com>
2016 PR c++/88312 - pack expansion of decltype.
2017 * pt.c (instantiation_dependent_r): A template non-type parameter
2018 pack is instantiation-dependent.
2020 2019-01-11 Jason Merrill <jason@redhat.com>
2022 PR c++/88613 - ICE with use of const var in lambda.
2023 * expr.c (mark_use): Fix location wrapper handling.
2024 * cp-gimplify.c (cp_fold_maybe_rvalue): Call mark_rvalue_use.
2026 2019-01-11 Tobias Burnus <burnus@net-b.de>
2029 * decl2.c (maybe_emit_vtables): If needed, generate code for
2030 the destructor of an abstract class.
2031 (mark_used): Update comment for older function-name change.
2033 2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
2035 * decl.c (start_decl): Improve error location.
2036 (grokdeclarator): Likewise, improve two locations.
2038 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
2042 * cp-tree.h: Mechanically replace "can not" with "cannot".
2043 * parser.c: Likewise.
2046 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2048 * decl.c (grok_reference_init): Improve error location.
2049 (grokdeclarator): Likewise, improve two locations.
2051 2019-01-08 Marek Polacek <polacek@redhat.com>
2053 PR c++/88538 - braced-init-list in template-argument-list.
2054 * parser.c (cp_parser_template_argument): Handle braced-init-list when
2057 PR c++/88548 - this accepted in static member functions.
2058 * parser.c (cp_debug_parser): Adjust printing of
2059 local_variables_forbidden_p.
2060 (cp_parser_new): Set local_variables_forbidden_p to 0 rather than false.
2061 (cp_parser_primary_expression): When checking
2062 local_variables_forbidden_p, use THIS_FORBIDDEN or
2063 LOCAL_VARS_FORBIDDEN.
2064 (cp_parser_lambda_body): Update the type of
2065 local_variables_forbidden_p. Set it to 0 rather than false.
2066 (cp_parser_condition): Adjust call to cp_parser_declarator.
2067 (cp_parser_explicit_instantiation): Likewise.
2068 (cp_parser_init_declarator): Likewise.
2069 (cp_parser_declarator): New parameter. Use it.
2070 (cp_parser_direct_declarator): New parameter. Use it to set
2071 local_variables_forbidden_p. Adjust call to cp_parser_declarator.
2072 (cp_parser_type_id_1): Adjust call to cp_parser_declarator.
2073 (cp_parser_parameter_declaration): Likewise.
2074 (cp_parser_default_argument): Update the type of
2075 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2077 (cp_parser_member_declaration): Tell cp_parser_declarator if we saw
2078 'static' or 'friend'.
2079 (cp_parser_exception_declaration): Adjust call to cp_parser_declarator.
2080 (cp_parser_late_parsing_default_args): Update the type of
2081 local_variables_forbidden_p. Set it to LOCAL_VARS_AND_THIS_FORBIDDEN
2083 (cp_parser_cache_defarg): Adjust call to cp_parser_declarator.
2084 (cp_parser_objc_class_ivars): Likewise.
2085 (cp_parser_objc_struct_declaration): Likewise.
2086 (cp_parser_omp_for_loop_init): Likewise.
2087 * parser.h (cp_parser): Change the type of local_variables_forbidden_p
2089 (LOCAL_VARS_FORBIDDEN, LOCAL_VARS_AND_THIS_FORBIDDEN, THIS_FORBIDDEN):
2092 2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
2094 * decl.c (start_decl): Improve permerror location.
2096 2019-01-08 Jonathan Wakely <jwakely@redhat.com>
2097 Jakub Jelinek <jakub@redhat.com>
2100 * decl.c (finish_function): For -Wreturn-type don't add a return *this;
2101 fixit hint if current_class_ref is NULL. Use a single if instead of
2104 2019-01-07 Paolo Carlini <paolo.carlini@oracle.com>
2106 * decl.c (start_decl): Improve two error_at locations.
2107 (expand_static_init): Likewise.
2109 2019-01-07 Marek Polacek <polacek@redhat.com>
2111 PR c++/88741 - wrong error with initializer-string.
2112 * decl.c (cp_complete_array_type): Strip any location wrappers.
2114 2019-01-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
2120 * cp-tree.h (LOOKUP_ALLOW_FLEXARRAY_INIT): New flag value.
2121 * typeck2.c (digest_init_r): Raise an error for non-static
2122 initialization of a flexible array member.
2123 (process_init_constructor, massage_init_elt,
2124 process_init_constructor_array, process_init_constructor_record,
2125 process_init_constructor_union, process_init_constructor): Add the
2126 flags parameter and pass it thru.
2127 (store_init_value): Pass LOOKUP_ALLOW_FLEXARRAY_INIT parameter to
2128 digest_init_flags for static decls.
2130 2019-01-07 Jakub Jelinek <jakub@redhat.com>
2133 * cp-tree.h (cp_build_vec_convert): Declare.
2134 * parser.c (cp_parser_postfix_expression): Parse
2135 __builtin_convertvector.
2136 * constexpr.c: Include fold-const-call.h.
2137 (cxx_eval_internal_function): Handle IFN_VEC_CONVERT.
2138 (potential_constant_expression_1): Likewise.
2139 * semantics.c (cp_build_vec_convert): New function.
2140 * pt.c (tsubst_copy_and_build): Handle CALL_EXPR to
2143 2019-01-03 Jakub Jelinek <jakub@redhat.com>
2146 * decl.c (builtin_function_1): Return result of pushdecl_top_level
2147 or pushdecl rather than decl.
2149 2019-01-03 Paolo Carlini <paolo.carlini@oracle.com>
2151 * tree.c (handle_nodiscard_attribute): Improve warning location.
2153 2019-01-02 Marek Polacek <polacek@redhat.com>
2155 PR c++/88612 - ICE with -Waddress-of-packed-member.
2156 * call.c (convert_for_arg_passing): Only give warnings with tf_warning.
2157 * typeck.c (convert_for_assignment): Likewise.
2159 PR c++/88631 - CTAD failing for value-initialization.
2160 * typeck2.c (build_functional_cast): Try deducing the template
2161 arguments even if there are no arguments to deduce from.
2163 2019-01-01 Jakub Jelinek <jakub@redhat.com>
2165 Update copyright years.
2167 Copyright (C) 2019 Free Software Foundation, Inc.
2169 Copying and distribution of this file, with or without modification,
2170 are permitted in any medium without royalty provided the copyright
2171 notice and this notice are preserved.