1 2018-10-11 Will Wray <wjwray@gmail.com>
4 * cxx-pretty-print.c (pp_cxx_enumeration_constant): New function.
5 (cxx_pretty_printer::constant): Use it.
7 2018-10-11 David Malcolm <dmalcolm@redhat.com>
10 * call.c (enforce_access): Move diagnostics to...
11 (complain_about_access): ...this new function.
12 * cp-tree.h (class access_failure_info): Rename split out field
13 "m_field_decl" into "m_decl" and "m_diag_decl".
14 (access_failure_info::record_access_failure): Add tree param.
15 (access_failure_info::was_inaccessible_p): New accessor.
16 (access_failure_info::get_decl): New accessor.
17 (access_failure_info::get_diag_decl): New accessor.
18 (access_failure_info::get_any_accessor): New member function.
19 (access_failure_info::add_fixit_hint): New static member function.
20 (complain_about_access): New decl.
21 * typeck.c (access_failure_info::record_access_failure): Update
23 (access_failure_info::maybe_suggest_accessor): Split out into...
24 (access_failure_info::get_any_accessor): ...this new function...
25 (access_failure_info::add_fixit_hint): ...and this new function.
26 (finish_class_member_access_expr): Split out "has no member named"
27 error-handling into...
28 (complain_about_unrecognized_member): ...this new function, and
29 check that the guessed name is accessible along the access path.
30 Only provide a spell-correction fix-it hint if it is; otherwise,
31 attempt to issue an accessor fix-it hint.
33 2018-10-11 Nathan Sidwell <nathan@acm.org>
35 * parser.c (cp_parser_translation_unit): Return void. Don't fail
36 at first extra }, simplify logic.
37 (c_parse_file): Call finish_translation_unit here.
39 2018-10-11 Jakub Jelinek <jakub@redhat.com>
42 * typeck.c (maybe_warn_about_returning_address_of_local): If
43 whats_returned is a structured binding identifier and the structured
44 binding is a reference, recurse on its initializer.
47 * rtti.c (get_tinfo_decl_dynamic): Use unlowered_expr_type instead
50 2018-10-10 Marek Polacek <polacek@redhat.com>
52 PR c++/87567 - constexpr rejects call to non-constexpr function.
53 * constexpr.c (potential_constant_expression_1) <case FOR_STMT>: Return
54 true if the condition is always false.
55 <case WHILE_STMT>: Likewise.
57 2018-10-09 Paolo Carlini <paolo.carlini@oracle.com>
60 * pt.c (convert_template_argument): Immediately return error_mark_node
61 if the second argument is erroneous.
62 * parser.c (cp_parser_type_id): Add location_t * parameter.
63 (cp_parser_type_id_1): Likewise.
64 (cp_parser_alias_declaration): Adjust cp_parser_type_id call,
65 obtain the location of the type and save it.
66 (cp_parser_template_type_arg): Adjust.
67 (cp_parser_trailing_type_id): Likewise.
68 * decl.c (grokdeclarator): Improve error message for 'auto' in
71 2018-10-08 Paolo Carlini <paolo.carlini@oracle.com>
74 * pt.c (do_decl_instantiation): Per 12.6.8/5, a concept cannot be
75 explicitly instantiated.
77 2018-10-05 David Malcolm <dmalcolm@redhat.com>
80 * call.c (build_over_call): Build a vec of locations of the
81 arguments before the call to maybe_constant_value, and pass to
82 check_function_arguments.
83 * cp-lang.c (LANG_HOOKS_GET_SUBSTRING_LOCATION): Define as
84 c_get_substring_location.
85 * parser.c (cp_parser_string_literal): Capture string
86 concatenation locations.
88 2018-10-04 Nathan Sidwell <nathan@acm.org>
90 * lang-specs.h: Use string contatenation, not line splicing.
92 2018-10-03 Jason Merrill <jason@redhat.com>
94 Implement P0840, language support for empty objects.
95 * tree.c (handle_no_unique_addr_attribute): New.
96 (cxx_attribute_table): Add [[no_unique_address]].
97 * class.c (field_poverlapping_p): New.
98 (layout_class_type): Check it. Adjust DECL_SIZE of potentially
100 (layout_empty_base_or_field): Rename from layout_empty_base, handle
102 (build_base_field, record_subobject_offsets): Adjust.
104 2018-10-03 Martin Liska <mliska@suse.cz>
106 PR gcov-profile/86109
107 * parser.c (cp_parser_lambda_declarator_opt):
108 Set DECL_LAMBDA_FUNCTION for lambdas.
110 2018-10-02 Richard Biener <rguenther@suse.de>
112 * name-lookup.c (check_local_shadow): Do not test DECL_FROM_INLINE.
114 2018-09-28 Eric Botcazou <ebotcazou@adacore.com>
115 Pierre-Marie de Rodat <derodat@adacore.com>
117 * method.c (use_thunk): Adjust call to cgraph_node::create_thunk.
119 2018-09-28 Richard Biener <rguenther@suse.de>
121 * error.c (cp_print_error_function): Simplify by eliding
122 the BLOCK_ABSTRACT_ORIGIN chasing.
124 2018-09-27 Paolo Carlini <paolo.carlini@oracle.com>
127 * semantics.c (finish_unary_op_expr): Check return value of
128 build_x_unary_op for error_mark_node.
130 2018-09-25 Jakub Jelinek <jakub@redhat.com>
133 * constexpr.c (cxx_eval_constant_expression) <case OBJ_TYPE_REF>: Only
134 look through COMPONENT_REFs with DECL_FIELD_IS_BASE FIELD_DECLs.
136 2018-09-25 Martin Liska <mliska@suse.cz>
138 * name-lookup.c (namespace_scope_ht_size): Remove
140 * parser.c (cp_lexer_next_token_is_not_keyword): Likewise.
142 2018-09-24 Paolo Carlini <paolo.carlini@oracle.com>
145 * method.c (lazily_declare_fn): During error-recovery add_method
148 2018-09-21 Marek Polacek <polacek@redhat.com>
150 PR c++/87372 - __func__ constexpr evaluation.
151 * constexpr.c (maybe_constant_init_1): Pass false for strict down to
152 cxx_eval_outermost_constant_expr.
154 2018-09-20 Marek Polacek <polacek@redhat.com>
156 PR c++/87109 - wrong ctor with maybe-rvalue semantics.
157 * call.c (build_user_type_conversion_1): Refine the maybe-rvalue
158 check to only return if we're converting the return value to a base
161 2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io>
163 * g++spec.c (lang_specific_driver): Handle -r like -nostdlib.
165 2018-09-20 Jason Merrill <jason@redhat.com>
167 PR c++/87075 - ICE with constexpr array initialization.
168 * constexpr.c (cxx_eval_vec_init_1): Handle trivial initialization.
170 2018-09-19 Marek Polacek <polacek@redhat.com>
172 Add -Wclass-conversion.
173 * decl.c (grok_op_properties): Change a warning from -Wconversion to
174 -Wclass-conversion. Make it print the types.
176 2018-09-19 Paolo Carlini <paolo.carlini@oracle.com>
179 * parser.c (cp_parser_initializer_list): Assign error_mark_node
180 to the index upon error.
182 2018-09-19 Marek Polacek <polacek@redhat.com>
184 PR c++/87357 - missing -Wconversion warning
185 * decl.c (grok_op_properties): Remove diagnostic parts mentioning
186 a conversion to a reference to void. Use
187 same_type_ignoring_top_level_qualifiers_p rather than comparing types
190 2018-09-18 Marek Polacek <polacek@redhat.com>
192 P1064R0 - Allowing Virtual Function Calls in Constant Expressions
193 * call.c (build_over_call): No longer check if we're outside a template
195 * class.c (build_vtbl_initializer): Build vtable's constructor with
197 * constexpr.c (cxx_eval_constant_expression): Don't ignore _vptr's
198 initializer. Handle OBJ_TYPE_REF.
199 (potential_constant_expression_1): Handle OBJ_TYPE_REF.
200 * decl.c (maybe_commonize_var): Bail out for any DECL_ARTIFICIAL.
201 (initialize_artificial_var): Mark the variable as constexpr.
202 (grokdeclarator): Change error to pedwarn. Only warn when
203 pedantic and not C++2a.
205 2018-09-18 Paolo Carlini <paolo.carlini@oracle.com>
208 * cp-tree.h (NON_ERROR): New.
209 * pt.c (auto_hash::hash): Use it.
210 (do_auto_deduction): Likewise.
212 2018-09-18 Nathan Sidwell <nathan@acm.org>
215 * name-lookup.c (check_local_shadow): Ignore auto types.
217 2018-09-17 David Malcolm <dmalcolm@redhat.com>
219 * error.c (range_label_for_type_mismatch::get_text): Update for
222 2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
224 * typeck2.c (digest_init_r): Fix overlength strings.
226 2018-09-13 Ville Voutilainen <ville.voutilainen@gmail.com>
229 * method.c (constructible_expr): We're in an unevaluated context
230 in all cases, not just for class targets.
232 2018-09-12 David Malcolm <dmalcolm@redhat.com>
235 * call.c (struct conversion_info): Add "loc" field.
236 (arg_conversion_rejection): Add "loc" param, using it to
237 initialize the new field.
238 (bad_arg_conversion_rejection): Likewise.
239 (explicit_conversion_rejection): Initialize the new field to
241 (template_conversion_rejection): Likewise.
242 (add_function_candidate): Pass on the argument location to the new
243 param of arg_conversion_rejection.
244 (add_conv_candidate): Likewise.
245 (build_builtin_candidate): Likewise.
246 (build_user_type_conversion_1): Likewise.
247 (single_z_candidate): New function.
248 (maybe_get_bad_conversion_for_unmatched_call): New function.
249 (complain_about_bad_argument): New function, based on part of
250 convert_for_assignment.
251 (build_new_method_call_1): Split out handling of the "no viable
252 candidates" case into...
253 (complain_about_no_candidates_for_method_call): ...this new
254 function, and use the new functions above to special-case the
255 handling of a single non-viable candidate due to a bad argument.
256 * cp-tree.h (complain_about_bad_argument): New decl.
257 * typeck.c (convert_for_assignment): Split out one error-handling
258 case into complain_about_bad_argument.
260 2018-09-09 Cesar Philippidis <cesar@codesourcery.com>
261 Julian Brown <julian@codesourcery.com>
264 * semantics.c (finish_omp_clauses): Treat C++ references the same in
267 2018-08-28 Martin Liska <mliska@suse.cz>
269 * constexpr.c (cxx_eval_call_expression): Add quotes
270 to -fconstexpr-depth=.
272 2018-09-10 Marek Polacek <polacek@redhat.com>
274 * class.c (build_vtbl_ref): Remove.
275 (build_vtbl_ref_1): Rename to build_vtbl_ref.
276 (build_vfn_ref): Call build_vtbl_ref instead of build_vtbl_ref_1.
278 2018-09-08 Marek Polacek <polacek@redhat.com>
280 PR c++/87150 - wrong ctor with maybe-rvalue semantics.
281 * call.c (struct conversion): Update commentary.
282 (standard_conversion): Set rvaluedness_matches_p if LOOKUP_PREFER_RVALUE
285 2018-09-08 Jason Merrill <jason@redhat.com>
287 PR c++/86678 - constexpr function with non-constant after return.
288 * constexpr.c (potential_constant_expression_1): Add jump_target.
289 (breaks): Check for BREAK_STMT.
290 (continues): Check for CONTINUE_STMT.
292 2018-09-08 Marek Polacek <polacek@redhat.com>
294 * cxx-pretty-print.c (cxx_pretty_printer::statement) <case
295 RANGE_FOR_SMT>: Handle RANGE_FOR_INIT_STMT.
297 2018-09-07 Marek Polacek <polacek@redhat.com>
299 PR c++/87152 - range-based for loops with initializer broken in templates.
300 * constexpr.c (potential_constant_expression_1) <case RANGE_FOR_STMT>:
301 Recur into RANGE_FOR_INIT_STMT.
302 * cp-tree.def: Add RANGE_FOR_INIT_STMT to RANGE_FOR_STMT.
303 * cp-tree.h (RANGE_FOR_INIT_STMT): Define.
304 * dump.c (cp_dump_tree) <case RANGE_FOR_STMT>: Also dump
306 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Recur into
308 * semantics.c (begin_range_for_stmt): Adjust call to build_stmt.
309 Do put the init statement in RANGE_FOR_INIT_STMT.
310 (finish_range_for_decl): Pop it for templates.
312 2018-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
314 * decl.c (check_initializer): Call cp_complete_array_type.
316 2018-09-05 Marek Polacek <polacek@redhat.com>
318 PR c++/87109, wrong overload with ref-qualifiers.
319 * call.c (build_user_type_conversion_1): Use NULL instead of 0. Bail
320 out if performing the maybe-rvalue overload resolution and a conversion
321 function is getting called.
323 PR c++/86982, -Wreturn-local-addr and std::move and std::forward.
324 * typeck.c (maybe_warn_about_returning_address_of_local): Handle calls
325 to std::move or std::forward.
326 (is_std_forward_p): New function.
328 2018-09-05 Pádraig Brady <p@draigbrady.com>
331 * lambda.c (prune_lambda_captures): Protect against const_vars.get
334 2018-09-04 Marek Polacek <polacek@redhat.com>
336 * cp-tree.h (treat_lvalue_as_rvalue_p): Declare.
337 * except.c (build_throw): Use it. Use CP_TYPE_VOLATILE_P.
338 * typeck.c (treat_lvalue_as_rvalue_p): No longer static. Add PARM_OK
340 (maybe_warn_pessimizing_move): Adjust treat_lvalue_as_rvalue_p call.
341 (check_return_expr): Likewise.
343 2018-09-03 Paolo Carlini <paolo.carlini@oracle.com>
346 * constraint.cc (finish_shorthand_constraint): Early return if the
347 constraint is erroneous.
349 2018-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
351 * decl.c (eval_check_narrowing): Remove.
352 (check_initializer): Move call to braced_list_to_string from here ...
353 * typeck2.c (store_init_value): ... to here.
354 (digest_init_r): Remove handing of signed/unsigned char strings.
356 2018-08-31 Nathan Sidwell <nathan@acm.org>
360 * name-lookup.c (name_lookup::search_namespace): Don't look at
361 inlines when searching for NULL names.
363 * decl.c (decls_match): Remove SYSTEM_IMPLICIT_EXTERN_C matching
364 of return types and parms.
365 * parser.c (cp_parser_parameter_declaration_clause): Likewise,
366 '()' always means '(void)'.
368 2018-08-29 Jakub Jelinek <jakub@redhat.com>
371 * decl.c (begin_destructor_body): If current_class_type has
372 virtual bases and the primary base is nearly empty virtual base,
373 voidify clearing of vptr and make it conditional on in-charge
376 2018-08-29 Paolo Carlini <paolo.carlini@oracle.com>
379 * parser.c (cp_parser_introduction_list): If cp_parser_identifier
380 returns error_mark_node early exit the loop.
381 (cp_parser_template_introduction): Improve error-recovery, remove
382 error call about empty introduction-list.
384 2018-08-29 David Malcolm <dmalcolm@redhat.com>
387 * call.c (print_conversion_rejection): Add "fn" param and use it
388 for "no known conversion" messages to underline the pertinent
390 (print_z_candidate): Supply "fn" to the new param above.
392 2018-08-29 Jakub Jelinek <jakub@redhat.com>
395 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: If
396 processing_template_decl and decl is structured binding decl, call
399 2018-08-28 Paolo Carlini <paolo.carlini@oracle.com>
402 * decl.c (finish_case_label): If the type is erroneous early
403 return error_mark_node.
405 2018-08-27 David Malcolm <dmalcolm@redhat.com>
408 * parser.c (cp_parser_diagnose_invalid_type_name): Add fix-it
411 2018-08-27 Jakub Jelinek <jakub@redhat.com>
414 * cp-tree.h (cxx_readonly_error): Add location_t argument.
415 * typeck2.c (cxx_readonly_error): Add LOC argument, pass it to
416 ERROR_FOR_ASSIGNMENT macro and readonly_error. Add LOC argument
417 to ERROR_FOR_ASSIGNMENT macro, use error_at instead of error and
418 pass LOC to it. Formatting fixes.
419 * typeck.c (cp_build_unary_op): Pass location to cxx_readonly_error.
420 (cp_build_modify_expr): Pass loc to cxx_readonly_error.
421 * semantics.c (finish_asm_stmt): Pass input_location to
424 2018-08-27 David Malcolm <dmalcolm@redhat.com>
427 * decl.c (grokdeclarator): Update for conversion of show_caret_p
429 * error.c (cp_printer): Likewise.
430 * name-lookup.c (maybe_suggest_missing_std_header): Update call to
431 maybe_add_include_fixit to suggest overriding the location, as it
433 * parser.c (cp_parser_string_literal): Update for conversion of
434 show_caret_p to a tri-state.
435 (cp_parser_elaborated_type_specifier): Likewise.
436 (set_and_check_decl_spec_loc): Likewise.
437 * pt.c (listify): Update call to maybe_add_include_fixit to not
438 override the location, as it is for an error.
439 * rtti.c (typeid_ok_p): Likewise.
441 2018-08-27 Martin Liska <mliska@suse.cz>
443 * call.c (build_call_a): Use new function
444 fndecl_built_in_p and remove check for FUNCTION_DECL if
446 (build_cxx_call): Likewise.
447 * constexpr.c (constexpr_fn_retval): Likewise.
448 (cxx_eval_builtin_function_call): Likewise.
449 (cxx_eval_call_expression): Likewise.
450 (potential_constant_expression_1): Likewise.
451 * cp-gimplify.c (cp_gimplify_expr): Likewise.
453 * decl.c (decls_match): Likewise.
454 (validate_constexpr_redeclaration): Likewise.
455 (duplicate_decls): Likewise.
456 (make_rtl_for_nonlocal_decl): Likewise.
457 * name-lookup.c (consider_binding_level): Likewise.
458 (cp_emit_debug_info_for_using): Likewise.
459 * semantics.c (finish_call_expr): Likewise.
460 * tree.c (builtin_valid_in_constant_expr_p): Likewise.
462 2018-08-26 Marek Polacek <polacek@redhat.com>
465 * typeck.c (maybe_warn_pessimizing_move): Do nothing in a template.
467 PR c++/87029, Implement -Wredundant-move.
468 * typeck.c (treat_lvalue_as_rvalue_p): New function.
469 (maybe_warn_pessimizing_move): Call convert_from_reference.
470 Warn about redundant moves.
472 2018-08-24 Marek Polacek <polacek@redhat.com>
476 * decl.c (grokdeclarator): Disallow functions with trailing return
477 type with decltype(auto) as its type. Also check the function if
478 it's inner declarator doesn't exist
480 2018-08-21 Marek Polacek <polacek@redhat.com>
483 * parser.c (cp_parser_lambda_introducer): Give error if a non-local
484 lambda has a capture-default.
486 2018-08-21 Paolo Carlini <paolo.carlini@oracle.com>
488 * decl.c (check_static_variable_definition): Change to return void.
490 2018-08-21 Marek Polacek <polacek@redhat.com>
492 PR c++/86981, Implement -Wpessimizing-move.
493 * typeck.c (decl_in_std_namespace_p): New.
494 (is_std_move_p): New.
495 (maybe_warn_pessimizing_move): New.
496 (can_do_nrvo_p): New, factored out of ...
497 (check_return_expr): ... here. Warn about potentially harmful
498 std::move in a return statement.
501 * call.c (standard_conversion): Set check_narrowing.
502 * typeck2.c (check_narrowing): Use CP_INTEGRAL_TYPE_P rather
503 than comparing with INTEGER_TYPE.
505 * cp-tree.h: Fix typo.
507 2018-08-20 David Malcolm <dmalcolm@redhat.com>
510 * call.c (build_user_type_conversion_1): Add auto_diagnostic_group
512 (print_error_for_call_failure): Likewise.
513 (build_op_call_1): Likewise.
514 (build_conditional_expr_1): Likewise.
515 (build_new_op_1): Likewise.
516 (build_op_delete_call): Likewise.
517 (convert_like_real): Likewise.
518 (build_over_call): Likewise.
519 (build_new_method_call_1): Likewise.
521 * class.c (check_tag): Likewise.
522 (finish_struct_anon_r): Likewise.
523 (one_inherited_ctor): Likewise.
524 (finalize_literal_type_property): Likewise.
525 (explain_non_literal_class): Likewise.
526 (find_flexarrays): Likewise.
527 (resolve_address_of_overloaded_function): Likewise.
528 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
529 (is_valid_constexpr_fn): Likewise.
530 (cx_check_missing_mem_inits): Likewise.
531 * cp-gimplify.c (cp_genericize_r): Likewise.
532 * cvt.c (maybe_warn_nodiscard): Likewise.
533 * decl.c (warn_extern_redeclared_static): Likewise.
534 (check_redeclaration_exception_specification): Likewise.
535 (check_no_redeclaration_friend_default_args): Likewise.
536 (duplicate_decls): Likewise.
537 (redeclaration_error_message): Likewise.
538 (warn_misplaced_attr_for_class_type): Likewise.
539 * decl2.c (finish_static_data_member_decl): Likewise.
540 (no_linkage_error): Likewise.
541 (cp_warn_deprecated_use): Likewise.
542 * error.c (qualified_name_lookup_error): Likewise.
543 * friend.c (make_friend_class): Likewise.
544 (do_friend): Likewise.
545 * init.c (perform_member_init): Likewise.
546 (build_new_1): Likewise.
547 (build_vec_delete_1): Likewise.
548 (build_delete): Likewise.
549 * lex.c (unqualified_name_lookup_error): Likewise.
550 * name-lookup.c (check_extern_c_conflict): Likewise.
551 (inform_shadowed): New function.
552 (check_local_shadow): Add auto_diagnostic_group instances,
553 replacing goto "inform_shadowed" label with call to subroutine.
554 (set_local_extern_decl_linkage): Add auto_diagnostic_group
556 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
557 (cp_parser_namespace_name): Likewise.
558 * pt.c (check_specialization_namespace): Likewise.
559 (check_template_variable): Likewise.
560 (warn_spec_missing_attributes): Likewise.
561 (check_explicit_specialization): Likewise.
562 (process_partial_specialization): Likewise.
563 (lookup_template_class_1): Likewise.
564 (finish_template_variable): Likewise.
565 (do_auto_deduction): Likewise.
566 * search.c (check_final_overrider): Likewise.
567 (look_for_overrides_r): Likewise.
568 * tree.c (maybe_warn_parm_abi): Likewise.
569 * typeck.c (cxx_sizeof_expr): Likewise.
570 (cp_build_function_call_vec): Likewise.
571 (cp_build_binary_op): Likewise.
572 (convert_for_assignment): Likewise.
573 (maybe_warn_about_returning_address_of_local): Likewise.
574 * typeck2.c (abstract_virtuals_error_sfinae): Likewise.
575 (check_narrowing): Likewise.
577 2018-08-17 David Malcolm <dmalcolm@redhat.com>
579 * typeck.c (string_conv_p): Extract location from EXP and use it
580 in preference to input_location when issuing warnings.
582 2018-08-15 David Malcolm <dmalcolm@redhat.com>
584 * call.c: Include "gcc-rich-location.h".
585 (convert_like_real): Add range label for "invalid conversion"
587 (perform_implicit_conversion_flags): Add type label to the
588 "could not convert" error.
589 * error.c: Include "gcc-rich-location.h".
590 (range_label_for_type_mismatch::get_text): New function.
591 * typeck.c (convert_for_assignment): Add type label to
592 the "cannot convert" error if a location is available.
594 2018-08-15 Paolo Carlini <paolo.carlini@oracle.com>
596 * decl.c (check_previous_goto_1): When decl_jump_unsafe returns 2
597 emit an error instead of a permerror.
599 2018-08-13 Marek Polacek <polacek@redhat.com>
602 * call.c (struct conversion): Add check_narrowing_const_only.
603 (build_converted_constant_expr): Set check_narrowing and
604 check_narrowing_const_only. Give error if expr is error node.
605 (convert_like_real): Pass it to check_narrowing.
606 * cp-tree.h (check_narrowing): Add a default parameter.
607 * decl.c (compute_array_index_type): Use input_location instead of
609 * pt.c (convert_nontype_argument): Return NULL_TREE if tf_error.
610 * typeck2.c (check_narrowing): Don't warn for instantiation-dependent
611 expressions. Call maybe_constant_value instead of
612 fold_non_dependent_expr. Don't mention { } in diagnostic. Only check
613 narrowing for constants if CONST_ONLY.
615 2018-08-13 Martin Sebor <msebor@redhat.com>
617 PR tree-optimization/71625
618 * decl.c (check_initializer): Call braced_list_to_string.
619 (eval_check_narrowing): New function.
620 * gcc/cp/typeck2.c (digest_init_r): Accept strings literals
621 as initilizers for all narrow character types.
623 2018-08-13 Marek Polacek <polacek@redhat.com>
625 P0806R2 - Deprecate implicit capture of this via [=]
626 * lambda.c (add_default_capture): Formatting fixes. Warn about
627 deprecated implicit capture of this via [=].
630 * decl.c (create_array_type_for_decl): Handle null name.
632 2018-08-10 Jason Merrill <jason@redhat.com>
634 PR c++/86728 - C variadic generic lambda.
635 * parser.c (cp_parser_parameter_declaration): Don't turn 'auto' into
636 a pack if it's followed by a declarator-id.
638 2018-08-08 Jakub Jelinek <jakub@redhat.com>
640 P0595R1 - is_constant_evaluated
641 * cp-tree.h (enum cp_built_in_function): New.
642 (maybe_constant_init): Add pretend_const_required argument.
643 * typeck2.c (store_init_value): Pass true as new argument to
645 * constexpr.c (constexpr_fn_retval): Check also DECL_BUILT_IN_CLASS
646 for BUILT_IN_UNREACHABLE.
647 (struct constexpr_ctx): Add pretend_const_required field.
648 (cxx_eval_builtin_function_call): Use DECL_IS_BUILTIN_CONSTANT_P
649 macro. Handle CP_BUILT_IN_IS_CONSTANT_EVALUATED. Check also
650 DECL_BUILT_IN_CLASS for BUILT_IN_UNREACHABLE.
651 (cxx_eval_outermost_constant_expr): Add pretend_const_required
652 argument, initialize pretend_const_required field in ctx. If the
653 result is TREE_CONSTANT and non_constant_p, retry with
654 pretend_const_required false if it was true.
655 (is_sub_constant_expr): Initialize pretend_const_required_field in
657 (cxx_constant_value): Pass true as pretend_const_required to
658 cxx_eval_outermost_constant_expr.
659 (maybe_constant_value): Pass false as pretend_const_required to
660 cxx_eval_outermost_constant_expr.
661 (fold_non_dependent_expr): Likewise.
662 (maybe_constant_init_1): Add pretend_const_required argument, pass it
663 down to cxx_eval_outermost_constant_expr. Pass !allow_non_constant
664 instead of false as strict to cxx_eval_outermost_constant_expr.
665 (maybe_constant_init): Add pretend_const_required argument, pass it
666 down to maybe_constant_init_1.
667 (cxx_constant_init): Pass true as pretend_const_required to
668 maybe_constant_init_1.
669 * cp-gimplify.c (cp_gimplify_expr): Handle CALL_EXPRs to
670 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
671 (cp_fold): Don't fold CP_BUILT_IN_IS_CONSTANT_EVALUATED calls.
672 * decl.c: Include langhooks.h.
673 (cxx_init_decl_processing): Register __builtin_is_constant_evaluated
675 * tree.c (builtin_valid_in_constant_expr_p): Return true for
676 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
677 * pt.c (declare_integer_pack): Initialize DECL_FUNCTION_CODE.
680 * pt.c (tsubst_expr): For structured bindings, call tsubst_decomp_names
681 before tsubst_init, not after it.
684 * constexpr.c (cxx_eval_binary_expression): For arithmetics involving
685 NULL pointer set *non_constant_p to true.
686 (cxx_eval_component_reference): For dereferencing of a NULL pointer,
687 set *non_constant_p to true and return t.
689 2018-08-07 Paolo Carlini <paolo.carlini@oracle.com>
692 * decl.c (check_no_redeclaration_friend_default_args): New.
693 (duplicate_decls): Use the latter; also check that a friend
694 declaration specifying default arguments is a definition.
696 2018-08-07 Ville Voutilainen <ville.voutilainen@gmail.com>
699 * name-lookup.c (check_local_shadow): Reject captures and parameters
702 2018-08-06 Marek Polacek <polacek@redhat.com>
705 * constexpr.c (cxx_eval_statement_list): Handle continue.
707 2018-08-03 David Malcolm <dmalcolm@redhat.com>
708 Jonathan Wakely <jwakely@redhat.com>
710 * decl.c: Include "gcc-rich-location.h".
711 (add_return_star_this_fixit): New function.
712 (finish_function): When warning about missing return statements in
713 functions returning non-void, add a "return *this;" fix-it hint for
714 assignment operators.
716 2018-08-03 Jason Merrill <jason@redhat.com>
719 * class.c (build_base_path): Use currently_open_class.
721 2018-08-02 David Malcolm <dmalcolm@redhat.com>
723 * error.c (cxx_print_error_function): Duplicate "file" before
724 passing it to pp_set_prefix.
725 (cp_print_error_function): Use pp_take_prefix when saving the
728 2018-08-02 Richard Biener <rguenther@suse.de>
731 * class.c (layout_class_type): Copy TYPE_TYPELESS_STORAGE
732 to the CLASSTYPE_AS_BASE.
734 2018-08-01 Martin Sebor <msebor@redhat.com>
736 PR tree-optimization/86650
737 * error.c (cp_printer): Move usage of EXPR_LOCATION (t) and
738 TREE_BLOCK (t) from within percent_K_format to this callsite.
740 2018-08-01 Paolo Carlini <paolo.carlini@oracle.com>
743 * class.c (note_name_declared_in_class): Use location_of in permerror
744 instead of DECL_SOURCE_LOCATION (for OVERLOADs).
746 2018-07-31 Tom de Vries <tdevries@suse.de>
749 * optimize.c (update_cloned_parm): Copy DECL_BY_REFERENCE.
751 2018-07-31 Jakub Jelinek <jakub@redhat.com>
753 P1008R1 - prohibit aggregates with user-declared constructors
754 * class.c (check_bases_and_members): For C++2a set
755 CLASSTYPE_NON_AGGREGATE based on TYPE_HAS_USER_CONSTRUCTOR rather than
756 type_has_user_provided_or_explicit_constructor.
758 2018-07-31 Martin Liska <mliska@suse.cz>
761 * parser.c (cp_parser_condition): Initialize non_constant_p
764 2018-07-28 David Malcolm <dmalcolm@redhat.com>
766 * error.c (cp_printer): In the leading comment, move "%H" and "%I"
767 into alphabetical order, and add missing "%G" and "%K". Within
768 the switch statement, move cases 'G', 'H', 'I' and 'K' so that the
769 cases are in alphabetical order.
771 2018-07-25 Jakub Jelinek <jakub@redhat.com>
773 * cp-tree.h (enum cp_tree_index): Add
774 CPTI_{ABI_TAG,ALIGNED,BEGIN,END,GET,TUPLE_{ELEMENT,SIZE}}_IDENTIFIER
775 and CPTI_{GNU,TYPE,VALUE,FUN,CLOSURE}_IDENTIFIER.
776 (abi_tag_identifier, aligned_identifier, begin_identifier,
777 end_identifier, get__identifier, gnu_identifier,
778 tuple_element_identifier, tuple_size_identifier, type_identifier,
779 value_identifier, fun_identifier, closure_identifier): Define.
780 * decl.c (initialize_predefined_identifiers): Initialize the above
782 (get_tuple_size): Use tuple_size_identifier instead of
783 get_identifier ("tuple_size") and value_identifier instead of
784 get_identifier ("value").
785 (get_tuple_element_type): Use tuple_element_identifier instead of
786 get_identifier ("tuple_element") and type_identifier instead of
787 get_identifier ("type").
788 (get_tuple_decomp_init): Use get__identifier instead of
789 get_identifier ("get").
790 * lambda.c (maybe_add_lambda_conv_op): Use fun_identifier instead of
791 get_identifier ("_FUN").
792 * parser.c (cp_parser_lambda_declarator_opt): Use closure_identifier
793 instead of get_identifier ("__closure").
794 (cp_parser_std_attribute): Use gnu_identifier instead of
795 get_identifier ("gnu").
796 (cp_parser_std_attribute_spec): Likewise. Use aligned_identifier
797 instead of get_identifier ("aligned").
798 * class.c (check_abi_tags, inherit_targ_abi_tags): Use
799 abi_tag_identifier instead of get_identifier ("abi_tag").
802 * cp-tree.h (enum cp_tree_index): Add
803 CPTI_FOR_{RANGE,BEGIN,END}{,_}_IDENTIFIER.
804 (for_range__identifier, for_begin__identifier, for_end__identifier,
805 for_range_identifier, for_begin_identifier, for_end_identifier):
807 * decl.c (initialize_predefined_identifiers): Initialize
808 for_{range,begin,end}{,_}_identifier.
809 * parser.c (build_range_temp): Use for_range__identifier instead of
810 get_identifier ("__for_range").
811 (cp_convert_range_for): Use for_begin__identifier and
812 for_end__identifier instead of get_identifier ("__for_begin") and
813 get_identifier ("__for_end").
814 * semantics.c (finish_for_stmt): Rename "__for_{range,begin,end} "
815 local symbols to "__for_{range,begin,end}".
817 2018-07-23 Jakub Jelinek <jakub@redhat.com>
820 * cp-gimplify.c (cp_fold): Don't fold comparisons into other kind
821 of expressions other than INTEGER_CST regardless of TREE_NO_WARNING
822 or warn_nonnull_compare.
824 2018-07-19 Paolo Carlini <paolo.carlini@oracle.com>
826 Revert fix for c++/59480 (and testsuite followup)
828 2019-07-18 Paolo Carlini <paolo.carlini@oracle.com>
831 * decl.c (check_no_redeclaration_friend_default_args): New.
832 (duplicate_decls): Use the latter; also check that a friend
833 declaration specifying default arguments is a definition.
835 2018-07-18 Jakub Jelinek <jakub@redhat.com>
838 * parser.c (cp_parser_decl_specifier_seq): Diagnose invalid type
839 specifier if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR.
841 2018-07-18 Marek Polacek <polacek@redhat.com>
843 PR c++/86190 - bogus -Wsign-conversion warning
844 * typeck.c (cp_build_binary_op): Fix formatting. Add a warning
847 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
850 * decl.c (check_no_redeclaration_friend_default_args): New.
851 (duplicate_decls): Use the latter; also check that a friend
852 declaration specifying default arguments is a definition.
854 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
856 * class.c (note_name_declared_in_class): Prefer permerror + inform
857 to a pair of permerrors; use DECL_SOURCE_LOCATION.
859 2018-07-18 Richard Biener <rguenther@suse.de>
862 * decl2.c (c_parse_final_cleanups): Call write_out_vars before
863 start_static_storage_duration_function sets current_function_decl.
865 2018-07-17 Jason Merrill <jason@redhat.com>
867 PR c++/86480 - nested variadic lambda and constexpr if.
868 * pt.c (find_parameter_packs_r) [IF_STMT]: Don't walk into
870 * tree.c (cp_walk_subtrees) [DECLTYPE_TYPE]: Set
871 cp_unevaluated_operand.
872 [ALIGNOF_EXPR] [SIZEOF_EXPR] [NOEXCEPT_EXPR]: Likewise.
874 2018-07-16 Paolo Carlini <paolo.carlini@oracle.com>
876 * class.c (resolve_address_of_overloaded_function): Don't emit an
877 inform if the matching permerror returns false.
878 * pt.c (check_specialization_namespace): Likewise.
880 2018-07-16 Jakub Jelinek <jakub@redhat.com>
884 * cp-gimplify.c (cp_genericize_r): When using extern_decl_map, or
885 in TREE_USED flag from stmt to h->to.
887 2018-07-13 Nathan Sidwell <nathan@acm.org>
890 * pt.c (lookup_template_class_1): Use tsubst_aggr_type for
891 contexts that are classes.
892 * parser.c (cp_parser_template_id): Combine entering_scope decl &
895 2018-07-12 Jakub Jelinek <jakub@redhat.com>
897 * decl2.c (cplus_decl_attributes): Don't diagnose vars without mappable
898 type here, instead add "omp declare target implicit" attribute. Add
899 that attribute instead of "omp declare target" also when
900 processing_template_decl.
901 * decl.c (cp_finish_decl): Diagnose vars without mappable type here,
902 and before calling cp_omp_mappable_type call complete_type.
904 2018-07-10 Jakub Jelinek <jakub@redhat.com>
907 * cp-gimplify.c (cp_maybe_instrument_return): Skip trailing
911 * semantics.c (handle_omp_for_class_iterator): Remove lastp argument,
912 instead of setting *lastp turn orig_declv elt into a TREE_LIST.
913 (finish_omp_for): Adjust handle_omp_for_class_iterator caller.
914 * pt.c (tsubst_omp_for_iterator): Allow OMP_FOR_ORIG_DECLS to contain
915 TREE_LIST for both the original class iterator and the "last" helper
918 2018-07-09 Paolo Carlini <paolo.carlini@oracle.com>
920 * decl.c (grokdeclarator): Use rich_location::add_range in three
921 more places; include gcc-rich-location.h.
923 2018-07-07 Aldy Hernandez <aldyh@redhat.com>
925 * decl.c (build_enumerator): Change overflow type to overflow_type.
926 * init.c (build_new_1): Same.
928 2018-07-05 Nathan Sidwell <nathan@acm.org>
930 * cp/decl.c (decls_match): Check SYSTEM_IMPLICIT_EXTERN_C not
931 NO_IMPLICIT_EXTERN_C.
932 * cp/parser.c (cp_parser_parameter_declaration_clause): Likewise.
934 2018-07-04 Ville Voutilainen <ville.voutilainen@gmail.com>
937 * method.c (is_trivially_xible): Return false
938 if is_xible_helper returns a NULL_TREE.
940 2018-07-03 Paolo Carlini <paolo.carlini@oracle.com>
942 * decl.c (min_location): New.
943 (smallest_type_quals_location): Use the latter.
944 (check_concept_fn): Use DECL_SOURCE_LOCATION.
945 (grokdeclarator): Use accurate locations in a number of error
946 messages involving ds_thread, ds_storage_class, ds_virtual,
947 ds_constexpr, ds_typedef and ds_friend; exploit min_location.
949 2018-07-03 Marek Polacek <polacek@redhat.com>
952 * typeck.c (cp_build_binary_op): Check c_inhibit_evaluation_warnings.
954 2018-07-03 Jason Merrill <jason@redhat.com>
956 PR c++/86378 - functional cast in noexcept-specifier.
957 * tree.c (strip_typedefs_expr) [TREE_LIST]: Fix iteration.
959 2018-07-02 Paolo Carlini <paolo.carlini@oracle.com>
961 * parser.c (set_and_check_decl_spec_loc): Use rich_location::add_range
962 in error message about __thread and thread_local at the same time.
964 2018-06-29 Marek Polacek <polacek@redhat.com>
967 * tree.c (cp_save_expr): Don't call save_expr for TARGET_EXPRs.
969 2018-06-28 David Malcolm <dmalcolm@redhat.com>
971 * parser.c (cp_parser_error_1): After issuing a conflict marker
972 error, consume tokens until the end of the source line.
974 2018-06-28 Jason Merrill <jason@redhat.com>
976 PR c++/86342 - -Wdeprecated-copy and system headers.
977 * decl2.c (cp_warn_deprecated_use): Don't warn about declarations
980 2018-06-27 David Malcolm <dmalcolm@redhat.com>
983 * name-lookup.c (consider_binding_level): Filter out names that
984 match anon_aggrname_p.
986 2018-06-27 Jason Merrill <jason@redhat.com>
988 * name-lookup.c (do_pushtag): If we skip a class level, also skip
991 2018-06-26 Jason Merrill <jason@redhat.com>
993 PR c++/86320 - memory-hog with std::array of pair
994 * typeck2.c (process_init_constructor_array): Only compute a
995 constant initializer once.
997 PR c++/80290 - memory-hog with std::pair.
998 * pt.c (fn_type_unification): Add convs parameter.
999 (check_non_deducible_conversion): Remember conversion.
1000 (check_non_deducible_conversions): New. Do checks here.
1001 (type_unification_real): Not here. Remove flags parm.
1002 * call.c (add_function_candidate): Make convs a parameter.
1003 Don't recalculate the conversion if it's already set.
1004 (add_template_candidate_real): Allocate convs here.
1005 (good_conversion, conv_flags): New.
1007 2018-06-26 Jakub Jelinek <jakub@redhat.com>
1010 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
1011 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
1013 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
1015 * decl.c (bad_specifiers): Add const location_t* parameter and
1016 use locations in error messages about 'inline' and 'virtual'.
1017 (mark_inline_variable): Add location_t parameter and use it in
1018 error_at and pedwarn messages.
1019 (grokdeclarator): Use declspecs->locations[ds_constexpr],
1020 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
1021 declspecs->locations[ds_inline] in many error messages; adjust
1022 bad_specifiers and mark_inline_variable calls.
1023 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
1025 2018-06-22 Jason Merrill <jason@redhat.com>
1027 PR c++/86219 - ICE with erroneous initializer in template.
1028 * constexpr.c (fold_non_dependent_expr): Add complain parm.
1029 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
1031 * call.c (build_cxx_call): Don't mess with builtins in a template.
1032 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
1033 produce a constant value, go back to the uninstantiated form.
1035 Avoid taking the address of something just because it's in parens.
1036 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
1037 (cxx_fold_indirect_ref): Use it.
1038 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
1039 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
1040 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
1041 static_cast to reference type.
1042 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
1044 2018-06-21 Jason Merrill <jason@redhat.com>
1046 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
1048 * name-lookup.c (do_push_to_top_level): Don't allocate
1050 (do_pop_from_top_level): Release current_lang_base.
1052 Let -fmem-report see callers of cxx_make_type.
1053 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
1054 (make_class_type): Likewise.
1055 (cxx_make_type_hook): New.
1056 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
1058 2018-06-20 Nathan Sidwell <nathan@acm.org>
1061 * friend.c (add_friend): Keep lookup sets of tempate sets.
1063 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
1065 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
1066 tidy handling of a null location_t argument; use proper location
1067 information in a few additional error messages.
1068 (grokdeclarator): Update calls.
1070 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
1071 Thomas Schwinge <thomas@codesourcery.com>
1072 Cesar Philippidis <cesar@codesourcery.com>
1074 * parser.c (cp_parser_omp_clause_name): Add support for finalize
1075 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
1076 to their non-present_or_* counterparts. Make 'self' an alias to
1077 PRAGMA_OACC_CLAUSE_HOST.
1078 (cp_parser_oacc_data_clause): Update GOMP mappings for
1079 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
1080 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
1081 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
1082 Remove support for present_or_* clauses.
1083 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
1084 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
1085 (OACC_DECLARE_CLAUSE_MASK): Likewise.
1086 (OACC_DATA_CLAUSE_MASK): Likewise.
1087 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
1088 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
1089 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
1090 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
1091 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
1092 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
1094 2018-06-20 Marek Polacek <polacek@redhat.com>
1097 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
1098 (fold_simple_1): Likewise.
1099 * error.c (dump_expr): Likewise.
1101 2018-06-20 Nathan Sidwell <nathan@acm.org>
1104 * cp-tree.h (lookup_keep): Drop KEEP parm.
1105 (lookup_list_keep): Delete.
1106 (maybe_get_fns): Declare.
1107 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
1108 (cp_parser_template_id): Not here ...
1109 * decl.c (cp_finish_decl): ... nor here ...
1110 * init.c (build_raw_new_expr): ... nor here ...
1111 * pt.c (process_template_parm): ... nor here ...
1112 * semantics.c (perform_koenig_lookup): Call lookup_keep.
1113 (finish_call_expr): Not here.
1114 * tree.c (ovl_cache): Delete.
1115 (ovl_make, ovl_copy): No cache.
1116 (lookup_keep): Always keep.
1117 (lookup_list_keep): Delete.
1118 (maybe_get_fns): New, broken out of ...
1119 (get_fns): ... here. Call it.
1120 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
1121 (build_min_nt_call_vec): Likewise.
1123 2018-06-19 Jason Merrill <jason@redhat.com>
1125 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
1126 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
1128 PR c++/86182 - ICE with anonymous union passed to template.
1129 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
1130 used to declare a named variable.
1132 2018-06-18 Jason Merrill <jason@redhat.com>
1134 * tree.c (cp_expr_location): New.
1135 * cp-tree.h (cp_expr_loc_or_loc): New.
1136 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
1137 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
1138 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
1140 * parser.c (cp_parser_lambda_expression): Use a range for
1141 LAMBDA_EXPR_LOCATION.
1143 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
1144 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
1147 PR c++/81060 - ICE with unexpanded parameter pack.
1148 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
1149 * decl.c (grokdeclarator): Call it for qualifying_scope.
1151 PR c++/86171 - ICE with recursive alias instantiation.
1152 * pt.c (tsubst_decl): Handle recursive alias instantiation.
1154 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
1156 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
1157 in errors about redefined default arguments; tidy.
1159 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
1161 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
1162 * cp-gimplify.c (cp_fold): Likewise.
1164 2018-06-15 Jason Merrill <jason@redhat.com>
1166 PR c++/86147 - wrong capture for template argument.
1167 * expr.c (mark_use): Look through NOP_EXPR.
1169 * name-lookup.c (do_pushtag): Don't look through complete types, but
1170 don't add to them either. Get context from current_binding_level.
1171 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
1173 * decl.c (start_enum): Do compare dependent underlying type.
1175 PR c++/82882 - ICE with lambda in template default argument.
1176 * lambda.c (record_null_lambda_scope): New.
1177 * pt.c (tsubst_lambda_expr): Use it.
1178 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
1179 function that isn't open.
1181 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
1183 2018-06-14 Marek Polacek <polacek@redhat.com>
1186 * decl2.c (cp_check_const_attributes): Skip trees that are not
1189 2018-06-14 Jakub Jelinek <jakub@redhat.com>
1191 P0624R2 - Default constructible and assignable stateless lambdas
1192 * method.c (synthesized_method_walk): For C++2a don't mark
1193 sfk_constructor or sfk_copy_assignment as deleted if lambda has
1196 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1198 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
1199 OPT_Wshadow warning_at.
1200 (grokfndecl): Consistently use the location_t argument in
1201 literal operator diagnostic messages.
1202 (grokdeclarator): Use declspecs->locations[ds_storage_class]
1204 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
1207 2018-06-13 Jason Merrill <jason@redhat.com>
1209 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
1210 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
1213 PR c++/86094 - wrong code with defaulted move ctor.
1214 * class.c (classtype_has_non_deleted_move_ctor): New.
1215 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
1216 Handle v12 breakage.
1218 2018-06-12 Jason Merrill <jason@redhat.com>
1220 PR c++/86098 - ICE with template placeholder for TTP.
1221 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
1222 CLASS_PLACEHOLDER_TEMPLATE.
1224 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
1226 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
1227 parameter and adjust error_at calls.
1228 * decl.c (grok_op_properties): Adjust calls.
1229 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
1231 2018-06-12 Marek Polacek <polacek@redhat.com>
1233 Core issue 1331 - const mismatch with defaulted copy constructor
1234 * class.c (check_bases_and_members): When checking a defaulted
1235 function, mark it as deleted rather than giving an error.
1237 2018-06-11 Jason Merrill <jason@redhat.com>
1239 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
1240 * class.c (maybe_warn_about_overly_private_class): Handle inherited
1243 PR c++/85963 - -Wunused-but-set with ?: in template.
1244 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
1246 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
1248 * decl.c (grok_op_properties): Consistently use the location
1249 of the decl; remove special casing of POSTINCREMENT_EXPR and
1250 POSTDECREMENT_EXPR wrt default arguments.
1252 2018-06-05 Jason Merrill <jason@redhat.com>
1254 * constexpr.c (cxx_eval_binary_expression): Special case comparison
1255 of pointers to members of the same union.
1257 2018-06-11 Jason Merrill <jason@redhat.com>
1259 PR c++/86094 - wrong code with defaulted move ctor.
1260 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
1262 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
1264 * decl.c (grokfndecl): Use the location_t argument in two more places.
1266 2018-06-06 Marek Polacek <polacek@redhat.com>
1269 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
1270 deduction from the list elements.
1271 (type_unification_real): Check convertibility of list elements.
1273 2018-06-06 Jason Merrill <jason@redhat.com>
1275 PR c++/86060 - ICE on range for with -std=c++98.
1276 * parser.c (cp_parser_init_statement): Don't clobber *decl after
1279 PR c++/85710 - ICE with -Wmemset-elt-size.
1280 * semantics.c (finish_call_expr): Call warn_for_memset here.
1281 * parser.c (cp_parser_postfix_expression): Not here.
1282 (literal_integer_zerop): No longer static.
1283 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
1285 2018-06-05 Marek Polacek <polacek@redhat.com>
1288 * tree.c (cp_tree_equal): Handle USING_DECL.
1290 2018-06-05 Jason Merrill <jason@redhat.com>
1292 PR c++/85731 - wrong error with qualified-id in template.
1293 * semantics.c (finish_qualified_id_expr): build_qualified_name
1294 for unbound names in the current class.
1296 2018-06-04 Jason Merrill <jason@redhat.com>
1298 PR c++/61806 - missed SFINAE with partial specialization.
1299 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
1300 parameter to constructor.
1301 * pt.c (instantiate_class_template_1): Enable access checking
1302 before call to most_specialized_partial_spec.
1304 PR c++/85765 - SFINAE and non-type default template arg.
1305 * pt.c (type_unification_real): Do full semantic processing if
1306 substituting a partial args list replaces all template parms.
1308 2018-06-03 Jason Merrill <jason@redhat.com>
1310 PR c++/85739 - ICE with pointer to member template parm.
1311 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
1313 2018-06-02 Jason Merrill <jason@redhat.com>
1315 PR c++/85761 - ICE with ill-formed use of const outer variable.
1316 * expr.c (mark_use): Handle location wrappers.
1318 2018-06-01 Jason Merrill <jason@redhat.com>
1320 PR c++/85764 - bogus 'this' not captured error.
1321 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
1322 (nonlambda_method_basetype): Handle NSDMI.
1324 CWG 1581: When are constexpr member functions defined?
1325 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
1326 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
1328 PR c++/58281 - explicit instantiation of constexpr
1329 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
1331 * pt.c (instantiate_decl): Any defaulted function is defined.
1333 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
1336 * call.c (resolve_args): Use location of expression, not current input
1339 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
1341 Do not warn about zero-as-null when NULL is used.
1342 * call.c (conversion_null_warnings): Check for pointer
1343 types converted from zero constants.
1344 (convert_like_real): Add a warning sentinel at the end.
1345 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
1348 2018-05-30 Jason Merrill <jason@redhat.com>
1350 PR c++/85807 - ICE with call in template NSDMI.
1351 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
1352 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
1354 PR c++/85873 - constant initializer_list array not in .rodata.
1355 * tree.c (build_target_expr): Set TREE_READONLY.
1356 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
1358 * parser.c (cp_parser_check_condition_declarator): Handle
1359 cp_error_declarator.
1361 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
1363 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
1364 of using it in dead store.
1366 2018-05-29 Jason Merrill <jason@redhat.com>
1368 PR c++/67445 - returning temporary initializer_list.
1369 PR c++/67711 - assigning from temporary initializer_list.
1370 PR c++/48562 - new initializer_list.
1371 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
1372 about returning local initializer_list.
1373 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
1374 * call.c (build_over_call): Warn about assignment from temporary
1376 * init.c (build_new_1): Warn about 'new std::initializer_list'.
1377 (find_list_begin, maybe_warn_list_ctor): New.
1378 (perform_member_init): Use maybe_warn_list_ctor.
1380 2018-05-29 Marek Polacek <polacek@redhat.com>
1383 * init.c (build_new): Handle deducing a class with new
1384 with more than one argument.
1386 2018-05-29 Jakub Jelinek <jakub@redhat.com>
1389 * init.c (build_aggr_init): For structured binding initialized from
1390 array call mark_rvalue_use on the initializer.
1392 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1394 * decl2.c (start_static_storage_duration_function): Use
1395 splay_tree_delete_pointers.
1397 2018-05-25 Jason Merrill <jason@redhat.com>
1399 PR c++/85815 - reference to member of enclosing template.
1400 * search.c (lookup_base): Use currently_open_class.
1401 (lookup_member): Use it regardless of -fconcepts.
1402 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
1404 CWG 616, 1213 - value category of subobject references.
1405 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
1407 2018-05-24 Jason Merrill <jason@redhat.com>
1409 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
1410 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
1413 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
1415 Pedwarn on a non-standard position of a C++ attribute.
1416 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
1417 after the namespace name.
1419 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1421 * cp-tree.h (INDIRECT_TYPE_P): New.
1422 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
1423 joust): Use it instead of POINTER_TYPE_P.
1424 * class.c (update_vtable_entry_for_fn, find_flexarrays,
1425 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
1426 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
1427 * cxx_eval_increment_expression, potential_constant_expression_1):
1429 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
1430 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
1431 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
1432 cp_ubsan_maybe_instrument_downcast): Likewise.
1433 * cvt.c (cp_convert_to_pointer, ocp_convert,
1434 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
1435 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
1436 pp_cxx_offsetof_expression_1): Likewise.
1437 * decl.c (grokparms, static_fn_type): Likewise.
1438 * decl2.c (grokbitfield): Likewise.
1439 * error.c (dump_expr): Likewise.
1440 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
1441 * init.c (warn_placement_new_too_small): Likewise.
1442 * lambda.c (build_capture_proxy, add_capture): Likewise.
1443 * parser.c (cp_parser_omp_for_loop): Likewise.
1444 * pt.c (convert_nontype_argument, fn_type_unification,
1445 uses_deducible_template_parms, check_cv_quals_for_unify,
1446 dependent_type_p_r): Likewise.
1447 * search.c (check_final_overrider): Likewise.
1448 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
1449 finish_omp_for): Likewise.
1450 * tree.c (cp_build_qualified_type_real): Likewise.
1451 * typeck.c (build_class_member_access_expr,
1452 finish_class_member_access_expr, build_x_indirect_ref,
1453 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
1456 2018-05-24 Jason Merrill <jason@redhat.com>
1458 PR c++/85864 - literal template and default template arg.
1459 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
1461 2018-05-24 Marek Polacek <polacek@redhat.com>
1464 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
1465 variable for its result. Fix a condition.
1466 (build_new): Use fold_non_dependent_expr. Tweak a condition.
1468 2018-05-23 Jason Merrill <jason@redhat.com>
1470 Fix cast to rvalue reference from prvalue.
1471 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
1472 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
1473 non-class type. Handle xvalue argument.
1474 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
1476 * semantics.c (finish_compound_literal): Do direct-initialization,
1477 not cast, to initialize a reference.
1479 CWG 616, 1213 - value category of subobject references.
1480 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
1482 * typeck2.c (build_m_component_ref): Likewise.
1483 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
1484 distinction between temporary and xvalue.
1486 2018-05-23 Marek Polacek <polacek@redhat.com>
1488 Implement P0614R1, Range-based for statements with initializer.
1489 * parser.c (cp_parser_range_based_for_with_init_p): New.
1490 (cp_parser_init_statement): Use it. Parse the optional init-statement
1491 for a range-based for loop.
1492 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
1494 2018-05-22 Jason Merrill <jason@redhat.com>
1496 PR c++/81420 - not extending temporary lifetime.
1497 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
1498 * class.c (build_base_path): Avoid redundant move of an rvalue.
1500 PR c++/85866 - error with .* in default template arg.
1501 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
1503 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1505 * parser.c (cp_parser_parameter_declaration_list): Remove
1507 (cp_parser_parameter_declaration_clause): Adjust.
1508 (cp_parser_cache_defarg): Likewise.
1510 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1513 * parser.c (cp_parser_maybe_commit_to_declaration,
1514 cp_parser_check_condition_declarator): New.
1515 (cp_parser_simple_declaration): Use the first above.
1516 (cp_parser_condition): Use both the above; enforce
1517 [stmt.stmt]/2 about the declarator not specifying
1518 a function or an array; improve error-recovery.
1520 2018-05-20 Jason Merrill <jason@redhat.com>
1522 PR libstdc++/85843 - warning in logic_error copy constructor.
1523 * class.c (type_has_user_nondefault_constructor): Check for a
1524 user-provided ctor, not user-declared.
1526 2018-05-19 Jason Merrill <jason@redhat.com>
1528 * pt.c (tsubst_pack_expansion): Sorry rather than abort
1529 on __integer_pack as subexpression of pattern.
1531 2018-05-18 Jason Merrill <jason@redhat.com>
1533 PR c++/58407 - deprecated implicit copy ops.
1534 * call.c (build_over_call): Warn about deprecated trivial fns.
1535 * class.c (classtype_has_user_copy_or_dtor): New.
1536 (type_build_ctor_call): Check TREE_DEPRECATED.
1537 (type_build_dtor_call): Likewise.
1538 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
1539 Add checks. Return bool. Handle -Wdeprecated-copy.
1540 (mark_used): Use it.
1541 * decl.c (grokdeclarator): Remove redundant checks.
1542 * typeck2.c (build_functional_cast): Likewise.
1543 * method.c (lazily_declare_fn): Mark deprecated copy ops.
1544 * init.c (build_aggr_init): Only set TREE_USED if there are
1547 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
1550 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
1553 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
1555 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
1556 (potential_constant_expression_1): Likewise.
1558 2018-05-16 Marek Polacek <polacek@redhat.com>
1561 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
1562 * tree.c (bot_manip): Call set_flags_from_callee for
1563 AGGR_INIT_EXPRs too.
1565 2018-05-15 Jason Merrill <jason@redhat.com>
1567 * cp-tree.h (cp_expr): Remove copy constructor.
1568 * mangle.c (struct releasing_vec): Declare copy constructor.
1570 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
1572 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
1573 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
1574 is a throw-expression.
1576 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1578 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
1579 (FOR_EACH_CLONE): Update.
1580 * decl.c (grokdeclarator): Use it.
1581 * decl2.c (vague_linkage_p): Likewise.
1582 * mangle.c (mangle_decl): Likewise.
1583 * method.c (lazily_declare_fn): Likewise.
1584 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
1585 * repo.c (repo_emit_p): Likewise.
1586 * tree.c (decl_linkage): Likewise.
1588 2018-05-14 Jason Merrill <jason@redhat.com>
1590 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
1591 * tree.c (build_cp_fntype_variant): New.
1592 (build_ref_qualified_type, build_exception_variant)
1593 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
1594 (cxx_type_hash_eq, cp_check_qualified_type): Check
1595 TYPE_HAS_LATE_RETURN_TYPE.
1596 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
1597 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
1598 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
1599 (adjust_clone_args): Likewise.
1600 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
1601 build_cp_fntype_variant.
1602 (grokdeclarator): Pass late_return_type_p to grokfndecl.
1603 (check_function_type): Use cxx_copy_lang_qualifiers.
1604 (static_fn_type): Use cxx_copy_lang_qualifiers.
1605 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
1606 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
1607 (change_return_type): Use cxx_copy_lang_qualifiers.
1608 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
1609 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
1610 return type on the declarator like a normal trailing return type.
1611 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
1612 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
1613 * typeck.c (merge_types): Use build_cp_fntype_variant.
1615 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
1617 * cp-tree.h (TYPE_REF_P): New.
1618 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
1619 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
1620 direct_reference_binding, reference_binding, implicit_conversion,
1621 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
1622 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
1623 build_over_call, perform_implicit_conversion_flags,
1624 extend_ref_init_temps, type_has_extended_temps): Use it.
1625 * class.c (one_inheriting_sig, check_field_decls,
1626 check_bases_and_members, find_flexarrays, finish_struct,
1627 fixed_type_or_null): Likewise.
1628 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
1629 non_const_var_error, cxx_eval_constant_expression,
1630 potential_constant_expression_1): Likewise.
1631 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
1632 cp_genericize_r, cxx_omp_privatize_by_reference,
1633 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
1634 cp_fold_maybe_rvalue): Likewise.
1635 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
1636 * cvt.c (build_up_reference, convert_to_reference,
1637 convert_from_reference, convert_to_void, noexcept_conv_p,
1638 fnptr_conv_p): Likewise.
1639 * decl.c (poplevel, check_for_uninitialized_const_var,
1640 check_initializer, initialize_local_var, cp_finish_decl,
1641 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
1642 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
1643 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
1644 decl_maybe_constant_var_p): Likewise.
1645 * error.c (dump_type_prefix, dump_expr): Likewise.
1646 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
1647 is_admissible_throw_operand_or_catch_parameter): Likewise.
1648 * expr.c (mark_use): Likewise.
1649 * init.c (build_zero_init_1, build_value_init_noctor,
1650 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
1651 build_new, build_delete): Likewise.
1652 * lambda.c (build_lambda_object): Likewise.
1653 * mangle.c (write_expression, write_template_arg): Likewise.
1654 * method.c (forward_parm, do_build_copy_constructor,
1655 do_build_copy_assign, build_stub_object, constructible_expr,
1656 walk_field_subobs): Likewise.
1657 * parser.c (cp_parser_omp_for_loop_init,
1658 cp_parser_omp_declare_reduction_exprs,
1659 cp_parser_omp_declare_reduction): Likewise.
1660 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
1661 convert_template_argument, tsubst_pack_expansion,
1662 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
1663 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
1664 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
1665 value_dependent_expression_p, build_deduction_guide): Likewise.
1666 * semantics.c (finish_handler_parms, finish_non_static_data_member,
1667 finish_compound_literal, omp_privatize_field,
1668 handle_omp_array_sections_1, handle_omp_array_sections,
1669 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
1670 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
1671 finish_omp_clauses, finish_decltype_type, capture_decltype,
1672 finish_builtin_launder): Likewise.
1673 * tree.c (lvalue_kind, cp_build_reference_type, move,
1674 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
1675 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
1676 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
1677 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
1678 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
1679 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
1680 convert_for_initialization,
1681 maybe_warn_about_returning_address_of_local, check_return_expr,
1682 cp_type_quals, casts_away_constness, non_reference): Likewise.
1683 * typeck2.c (cxx_readonly_error, store_init_value,
1684 process_init_constructor_record, build_x_arrow, build_functional_cast,
1685 add_exception_specifier): Likewise.
1687 2018-05-14 Jason Merrill <jason@redhat.com>
1689 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
1690 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
1692 2018-05-11 Jakub Jelinek <jakub@redhat.com>
1695 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
1696 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
1697 cxx_omp_predetermined_sharing_1. Rename old function to ...
1698 (cxx_omp_predetermined_sharing_1): ... this.
1699 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
1700 instead of cxx_omp_predetermined_sharing.
1702 2018-05-10 Jason Merrill <jason@redhat.com>
1704 * decl.c (cp_finish_decl): Don't instantiate auto variable.
1705 (check_static_variable_definition): Allow auto.
1706 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
1708 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
1709 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
1711 Core issue 2310 - conversion to base of incomplete type.
1712 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
1714 CWG 2267 - list-initialization of reference temporary
1715 * call.c (reference_binding): List-initializing a reference
1716 temporary is copy-list-initialization.
1718 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
1720 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
1721 instantiation in template context.
1723 * class.c (vbase_has_user_provided_move_assign): Use
1726 * lambda.c (lambda_expr_this_capture): Improve logic.
1728 * decl.c (make_typename_type): s/parameters/arguments/.
1729 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
1730 * pt.c (make_pack_expansion): Correct error message.
1732 2018-05-10 Jakub Jelinek <jakub@redhat.com>
1735 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
1736 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
1739 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
1742 * decl2.c (adjust_var_decl_tls_model): New static function.
1743 (comdat_linkage): Call it on a variable.
1744 (maybe_make_one_only): Likewise.
1746 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
1750 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1753 * parser.c (cp_parser_parameter_declaration_list): When the
1754 entire parameter-declaration-list is erroneous maybe call
1755 abort_fully_implicit_template.
1757 2018-05-08 Jason Merrill <jason@redhat.com>
1759 PR c++/85706 - class deduction under decltype
1760 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
1761 *walk_subtrees whether or not we walked into the operand.
1762 (type_uses_auto): Only look at deduced contexts.
1764 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1767 * parser.c (cp_parser_parameter_declaration_list): When the
1768 entire parameter-declaration-list is erroneous maybe call
1769 abort_fully_implicit_template.
1771 2018-05-08 Marek Polacek <polacek@redhat.com>
1774 * semantics.c (finish_if_stmt_cond): See through typedefs.
1776 2018-05-07 Jason Merrill <jason@redhat.com>
1778 PR c++/85646 - lambda visibility.
1779 * decl2.c (determine_visibility): Don't mess with template arguments
1780 from the containing scope.
1781 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
1784 2018-05-07 Nathan Sidwell <nathan@acm.org>
1786 Remove fno-for-scope
1787 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
1788 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
1789 (SET_DECL_SHADOWED_FOR_VAR): Delete.
1790 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
1791 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
1793 * name-lookup.h (struct cp_binding_level): Remove
1794 dead_vars_from_for field.
1795 * cp-lang.c (cp_init_ts): Delete.
1796 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
1797 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
1798 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
1799 (init_shadowed_var_for_decl): Delete.
1800 * decl.c (poplevel): Remove shadowed for var handling.
1801 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
1802 * name-lookup.c (find_local_binding): Remove shadowed for var
1804 (check_local_shadow): Likewise.
1805 (check_for_out_of_scope_variable): Delete.
1806 * parser.c (cp_parser_primary_expression): Remove shadowed for var
1808 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
1809 * semantics.c (begin_for_scope): Always have a scope.
1810 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
1811 (begin_range_for_stmt, finish_id_expression): Likewise.
1813 2018-05-07 Jason Merrill <jason@redhat.com>
1815 PR c++/85618 - ICE with initialized VLA.
1816 * tree.c (vla_type_p): New.
1817 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
1818 rather than array_of_runtime_bound_p.
1820 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
1822 * cvt.c (ocp_convert): Early handle the special case of a
1823 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
1825 2018-05-03 Jason Merrill <jason@redhat.com>
1827 PR c++/85600 - virtual delete failure.
1828 * init.c (build_delete): Always save_expr when deleting.
1830 2018-05-03 Nathan Sidwell <nathan@acm.org>
1832 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
1833 * name-lookup.c (do_pushdecl): Likewise.
1835 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
1836 Jason Merrill <jason@redhat.com>
1839 * name-lookup.c (check_local_shadow): Don't handle static old
1840 declarations in the block handling locals shadowing locals.
1842 2018-05-01 Jason Merrill <jason@redhat.com>
1844 PR c++/85587 - error with scoped enum in template.
1845 * semantics.c (finish_qualified_id_expr): Don't return an
1846 unqualified IDENTIFIER_NODE.
1848 2018-04-30 Jason Merrill <jason@redhat.com>
1850 PR c++/85580 - extern "C" and local variables
1851 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
1853 PR c++/84701 - unsigned typeof.
1854 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
1855 of long/short/signed/unsigned.
1857 PR c++/85305 - pack in lambda init-capture.
1858 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
1859 check_for_bare_parameter_packs in a subexpression.
1860 (cp_parser_lambda_introducer): Use it.
1862 PR c++/61982 - dead stores to destroyed objects.
1863 * call.c (build_trivial_dtor_call): New, assigns a clobber.
1864 (build_over_call, build_special_member_call): Use it.
1865 * cp-tree.h: Declare it.
1866 * init.c (build_delete): Remove trivial path.
1868 * init.c (build_dtor_call): Use build_special_member_call.
1869 (build_delete): Remove redundant uses of save_addr.
1871 * decl.c (build_clobber_this): Use build_clobber.
1873 2018-04-27 Jakub Jelinek <jakub@redhat.com>
1876 * init.c (build_zero_init_1): For zero initialization of
1877 NULLPTR_TYPE_P type use build_int_cst directly.
1879 2018-04-27 David Malcolm <dmalcolm@redhat.com>
1882 * name-lookup.c (consider_binding_level): Skip compiler-generated
1884 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
1885 nested if statements into a series of rejection tests. Reject
1886 lambda-ignored entities as suggestions.
1888 2018-04-27 Jason Merrill <jason@redhat.com>
1890 * cvt.c (cp_fold_convert): Use convert_ptrmem.
1891 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
1893 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
1896 * decl.c (grokdeclarator): Clear friendp upon definition in local
1897 class definition error.
1899 2018-04-27 Jason Merrill <jason@redhat.com>
1901 PR c++/85545 - ICE with noexcept PMF conversion.
1902 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
1904 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
1906 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
1908 2018-04-27 Nathan Sidwell <nathan@acm.org>
1910 * typeck.c (convert_ptrmem): Move local var decls to initialization.
1912 * cp-tree.h (TEMPLATE_INFO): Fix comments.
1913 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
1914 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
1915 (dump, print_other_binding_stacks): Remove declarations.
1916 * name-lookup.c (print_other_binding_stack): Make static.
1917 * pt.c (build_template_decl): Make static.
1919 2018-04-26 Jason Merrill <jason@redhat.com>
1921 PR c++/85545 - ICE with noexcept PMF conversion.
1922 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
1924 2018-04-25 Nathan Sidwell <nathan@acm.org>
1928 * cp-tree.h (REINTERPRET_CAST_P): New.
1929 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
1930 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
1931 for non-trivial PTRMEM_CST cases.
1932 * typeck.c (build_nop_reinterpret): New.
1933 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
1934 NOP_EXPRs returned by cp_convert.
1936 2018-04-23 Jason Merrill <jason@redhat.com>
1938 PR c++/69560 - wrong alignof(double) on x86.
1939 CWG 1879 - Inadequate definition of alignment requirement.
1940 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
1941 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
1942 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
1943 (cxx_alignof_expr): Pass it.
1944 * parser.c (cp_parser_unary_expression): Pass it.
1945 * pt.c (tsubst_copy): Copy it.
1946 (tsubst_copy_and_build): Pass it.
1947 * decl.c (fold_sizeof_expr): Pass it.
1949 2018-04-23 Jakub Jelinek <jakub@redhat.com>
1950 Jason Merrill <jason@redhat.com>
1952 PR c++/85470 - wrong error with static data member.
1953 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
1954 * typeck2.c (store_init_value): Likewise.
1956 2018-04-20 Jakub Jelinek <jakub@redhat.com>
1959 * cp-tree.h (tinst_level): Remove in_system_header_p member,
1960 change refcount member from unsigned char to unsigned short,
1961 add refcount_infinity static data member, adjust comments.
1962 * pt.c (tinst_level::refcount_infinity): Define.
1963 (inc_refcount_use): Remove assert, don't increment if refcount
1964 is already refcount_infinity, adjust comment.
1965 (dec_refcount_use): Remove assert, don't decrement if refcount
1966 is refcount_infinity, adjust comment.
1967 (push_tinst_level_loc): Formatting fix.
1969 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
1972 * pt.c (lookup_template_class_1): Check pushtag return value for
1975 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
1978 * cp-tree.h (tinst_level::free): Fix whitespace.
1980 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
1983 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
1984 for error_mark_node.
1986 2018-04-18 Jakub Jelinek <jakub@redhat.com>
1989 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
1990 tricks from here to ...
1991 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
1992 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
1994 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
1997 * cp-tree.h (struct tinst_level): Split decl into tldcl and
1998 targs. Add private split_list_p, tree_list_p, and not_list_p
1999 inline const predicates; to_list private member function
2000 declaration; free public member function declaration; list_p,
2001 get_node and maybe_get_node accessors, and refcount data
2002 member. Narrow errors to unsigned short.
2003 * error.c (print_instantiation_full_context): Use new
2005 (print_instantiation_partial_context_line): Likewise. Drop
2006 const from tinst_level-typed parameter.
2007 * mangle.c (mangle_decl_string): Likewise.
2008 * pt.c (freelist): New template class.
2009 (tree_list_freelist_head): New var.
2010 (tree_list_freelist): New fn, along with specializations.
2011 (tinst_level_freelist_head): New var.
2012 (pending_template_freelist_head): Likewise.
2013 (tinst_level_freelist, pending_template_freelist): New fns.
2014 (tinst_level::to_list, tinst_level::free): Define.
2015 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
2016 (set_refcount_ptr): New template fn.
2017 (add_pending_template): Adjust for refcounting, freelists and
2019 (neglectable_inst_p): Take a NULL d as a non-DECL.
2020 (limit_bad_template_recursion): Use new accessors.
2021 (push_tinst_level): New overload to create the list.
2022 (push_tinst_level_loc): Make it static, split decl into two
2023 args, adjust tests and initialization to cope with split
2024 lists, use freelist, adjust for refcounting.
2025 (push_tinst_level_loc): New wrapper with the old interface.
2026 (pop_tinst_level): Adjust for refcounting.
2027 (record_last_problematic_instantiation): Likewise.
2028 (reopen_tinst_level): Likewise. Use new accessors.
2029 (instantiate_alias_template): Adjust for split list.
2030 (fn_type_unification): Likewise.
2031 (get_partial_spec_bindings): Likewise.
2032 (instantiate_pending_templates): Use new accessors. Adjust
2033 for refcount. Release pending_template to freelist.
2034 (instantiating_current_function_p): Use new accessors.
2036 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
2039 * parser.c (cp_parser_builtin_offset): Reject type definitions.
2040 * mangle.c (nested_anon_class_index): Avoid crash returning -1
2041 if we've seen errors.
2043 2018-04-12 David Malcolm <dmalcolm@redhat.com>
2046 * name-lookup.c (macro_use_before_def::maybe_make): New function,
2047 checking that the use is indeed before the definition.
2048 (macro_use_before_def::macro_use_before_def): Make private.
2049 (macro_use_before_def::~macro_use_before_def): Make private. Move
2050 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
2051 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
2052 than using new directly.
2054 2018-04-12 Jason Merrill <jason@redhat.com>
2056 PR c++/85356 - ICE with pointer to member function.
2057 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
2058 flag_noexcept_type. Build the new spec within the function context.
2059 * except.c (build_noexcept_spec): Do get constant value in templates
2060 if flag_noexcept_type.
2061 * decl.c (check_redeclaration_exception_specification): Don't
2062 instantiate noexcept on a dependent declaration.
2064 2018-04-12 Marek Polacek <polacek@redhat.com>
2067 * constexpr.c (reduced_constant_expression_p): Return false for null
2070 2018-04-11 Marek Polacek <polacek@redhat.com>
2073 * constexpr.c (potential_constant_expression_1): Consider conversions
2074 from classes to literal types potentially constant.
2076 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
2079 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
2080 the type like TYPE_PTR_OR_PTRMEM_P.
2082 2018-04-10 Jason Merrill <jason@redhat.com>
2084 PR debug/65821 - wrong location for main().
2085 * call.c (clear_location_r, convert_default_arg): Revert.
2086 * tree.c (break_out_target_exprs): Add clear_location parm.
2087 (struct bot_data): New.
2088 (bot_manip): Clear location if requested.
2089 * init.c (get_nsdmi): Pass clear_location.
2091 2018-04-10 David Malcolm <dmalcolm@redhat.com>
2094 * call.c (get_fndecl_argument_location): Make non-static.
2095 * cp-tree.h (get_fndecl_argument_location): New decl.
2096 * typeck.c (convert_for_assignment): When complaining due to
2097 conversions for an argument, show the location of the parameter
2100 2018-04-10 Jakub Jelinek <jakub@redhat.com>
2102 PR c++/85312 - P0962 cleanup
2103 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
2106 2018-04-10 Jason Merrill <jason@redhat.com>
2108 PR debug/65821 - wrong location for main().
2109 * call.c (clear_location_r): New.
2110 (convert_default_arg): Use it.
2111 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
2113 PR c++/85285 - ICE with flexible array after substitution.
2114 * pt.c (instantiate_class_template_1): Check for flexible array in
2117 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
2120 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
2121 issue a pedwarn and defer trying to do bindings.
2123 2018-04-09 Jason Merrill <jason@redhat.com>
2125 PR c++/85279 - dump_expr doesn't understand decltype.
2126 * error.c (dump_expr): Handle DECLTYPE_TYPE.
2128 PR c++/85262 - ICE with redundant qualification on constructor.
2129 * call.c (build_new_method_call_1): Move make_args_non_dependent
2130 after A::A() handling.
2132 PR c++/85277 - ICE with invalid offsetof.
2133 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
2134 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
2136 PR c++/85264 - ICE with excess template-parameter-list.
2137 * parser.c (cp_parser_check_template_parameters): Add template_id_p
2138 parameter. Don't allow an extra template header if true.
2139 (cp_parser_class_head): Pass template_id_p.
2140 (cp_parser_elaborated_type_specifier): Likewise.
2141 (cp_parser_alias_declaration): Likewise.
2142 (cp_parser_check_declarator_template_parameters): Likewise.
2144 2018-04-09 Jakub Jelinek <jakub@redhat.com>
2147 * parser.c (cp_parser_simple_declaration): For structured bindings,
2148 if *maybe_range_for_decl is NULL after parsing it, set it to
2151 2018-04-09 Jason Merrill <jason@redhat.com>
2153 PR c++/85256 - ICE capturing pointer to VLA.
2154 * lambda.c (add_capture): Distinguish between variable-size and
2155 variably-modified types.
2157 2018-04-06 Jason Merrill <jason@redhat.com>
2159 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
2160 * pt.c (extract_locals_r): Remember local typedefs.
2162 2018-04-06 David Malcolm <dmalcolm@redhat.com>
2165 * name-lookup.c (struct std_name_hint): Move out of
2166 get_std_name_hint; add field "min_dialect".
2167 (get_std_name_hint): Add min_dialect values to all initializers.
2168 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
2169 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
2170 <shared_mutex>, <string_view>, <thread>, and <variant>.
2171 Add fstream, ifstream, and ofstream to <fstream>.
2172 Add istringstream, ostringstream, and stringstream to <sstream>.
2173 Add basic_string to <string>.
2174 Add tuple_element and tuple_size to <tuple>.
2175 Add declval to <utility>.
2176 Fix ordering of <queue> and <tuple>.
2177 Return a std_name_hint, rather than a const char *.
2178 (get_cxx_dialect_name): New function.
2179 (maybe_suggest_missing_std_header): Detect names that aren't yet
2180 available in the current dialect, and instead of suggesting a
2181 missing #include, warn about the dialect.
2183 2018-04-06 Jakub Jelinek <jakub@redhat.com>
2186 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
2187 errorcount is set if tsubst doesn't return a VAR_DECL.
2189 2018-04-06 David Malcolm <dmalcolm@redhat.com>
2192 * name-lookup.c (using_directives_contain_std_p): New function.
2193 (has_using_namespace_std_directive_p): New function.
2194 (suggest_alternatives_for): Simplify if/else logic using early
2195 returns. If no candidates were found, and there's a
2196 "using namespace std;" directive, call
2197 maybe_suggest_missing_std_header.
2198 (maybe_suggest_missing_header): Split later part of the function
2200 (maybe_suggest_missing_std_header): New.
2202 2018-04-06 Jason Merrill <jason@redhat.com>
2204 PR c++/85242 - ICE with class definition in template parm.
2205 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
2206 processing_template_parmlist.
2208 PR c++/85240 - LTO ICE with using of undeduced auto fn.
2209 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
2211 2018-04-05 Jakub Jelinek <jakub@redhat.com>
2214 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
2215 is not prev, if prev == decl.
2218 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
2219 maybe_apply_pragma_weak here...
2220 (cp_maybe_mangle_decomp): ... but call it here instead.
2222 2018-04-05 Jason Merrill <jason@redhat.com>
2224 PR c++/85136 - ICE with designated init in template.
2225 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
2226 designated initializer.
2227 (check_array_designated_initializer): Update ce->index with the
2230 PR c++/83808 - ICE with VLA initialization.
2231 * typeck2.c (process_init_constructor_array): Don't require a VLA
2232 initializer to have VLA type.
2234 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
2237 * call.c (convert_like_real): Fail gracefully for a broken
2238 std::initializer_list, missing a definition.
2240 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
2242 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
2245 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
2246 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
2248 2018-04-05 Jason Merrill <jason@redhat.com>
2250 PR c++/82152 - ICE with class deduction and inherited ctor.
2251 * pt.c (do_class_deduction): Ignore inherited ctors.
2253 PR c++/84665 - ICE with array of empty class.
2254 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
2256 PR c++/85228 - ICE with lambda in enumerator in template.
2257 * pt.c (bt_instantiate_type_proc): Don't assume
2258 CLASSTYPE_TEMPLATE_INFO is non-null.
2260 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
2263 * decl.c (find_decomp_class_base): Check accessibility instead
2264 of declared access, adjust diagnostic.
2266 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
2269 * decl.c (get_tuple_decomp_init): Check the templatedness
2272 2018-04-05 Jason Merrill <jason@redhat.com>
2274 PR c++/85200 - ICE with constexpr if in generic lambda.
2275 * pt.c (extract_locals_r): Don't record the local specs of variables
2276 declared within the pattern.
2278 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
2281 * pt.c (check_auto_in_tmpl_args): New.
2282 (tsubst_qualified_id): Use it to reject template args
2283 referencing auto for non-type templates.
2284 * parser.c (cp_parser_template_id): Likewise.
2285 * cp-tree.h (check_auto_in_tmpl_args): Declare.
2286 * typeck2.c (build_functional_cast): Report correct location
2287 for invalid use of auto.
2289 2018-04-04 Jason Merrill <jason@redhat.com>
2291 PR c++/85215 - ICE with copy-init from conversion.
2292 * call.c (merge_conversion_sequences): Fix type of direct binding
2295 PR c++/84938 - ICE with division by ~-1.
2296 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
2298 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
2299 * parser.c (cp_parser_mem_initializer_list): Call
2300 check_for_bare_parameter_packs.
2302 2018-04-04 Jakub Jelinek <jakub@redhat.com>
2305 * constexpr.c (cxx_eval_builtin_function_call): For calls to
2306 builtin_valid_in_constant_expr_p functions, don't call
2307 cxx_eval_constant_expression if argument is not
2308 potential_constant_expression.
2311 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
2313 * semantics.c (calculate_bases): Add complain argument. Use
2314 complete_type_or_maybe_complain instead of just complete_type and
2315 return an empty vector if it fails. Move make_tree_vector () call
2316 after early return. Formatting fixes.
2317 (calculate_direct_bases): Likewise. Call release_tree_vector at the
2319 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
2320 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
2321 calculate_direct_bases callers, formatting fixes.
2323 2018-04-04 Jason Merrill <jason@redhat.com>
2325 PR c++/85006 - -fconcepts ICE with A<auto...> return type
2326 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
2328 PR c++/85200 - ICE with constexpr if in generic lambda.
2329 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
2331 PR c++/84221 - bogus -Wunused with attribute and template.
2332 * decl2.c (is_late_template_attribute): Handle unused and used
2333 normally on non-TYPE_DECL.
2335 PR c++/85135 - ICE with omitted template arguments.
2336 * decl.c (grokdeclarator): Catch deduced class type in trailing
2339 PR c++/85133 - ICE with missing concept initializer.
2340 * decl.c (cp_finish_decl): If a concept initializer is missing, use
2343 PR c++/85118 - wrong error with generic lambda and std::bind.
2344 * call.c (add_template_conv_candidate): Disable if there are any
2347 PR c++/85141 - ICE with compound assignment and static member fn.
2348 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
2349 compound assignment.
2351 PR c++/85148 - ICE with 'this' in array NSDMI.
2352 * tree.c (replace_placeholders_r): Use handled_component_p.
2354 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
2357 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
2358 * parser.c (cp_parser_unqualified_id): ..not here.
2360 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
2363 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
2365 * decl2.c (mark_used): Return without effects if tf_conv.
2367 2018-04-03 Jason Merrill <jason@redhat.com>
2369 PR c++/85092 - C++17 ICE with unused list constructor.
2370 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
2373 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
2374 * constexpr.c (cxx_eval_builtin_function_call): Only defer
2375 __builtin_constant_p if ctx->quiet.
2377 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
2380 * pt.c (rewrite_template_parm): If the first argument is
2381 error_mark_node return it immediately.
2382 (build_deduction_guide): Check the return value of the
2383 latter for error_mark_node.
2384 (do_class_deduction): Check the return value of the latter.
2386 2018-04-03 Jason Merrill <jason@redhat.com>
2388 * semantics.c (finish_if_stmt_cond): Use
2389 instantiation_dependent_expression_p.
2391 PR c++/85149 - generic lambda and constexpr if.
2392 * pt.c (build_extra_args, add_extra_args): Split from
2393 tsubst_pack_expansion.
2394 (tsubst_expr) [IF_STMT]: Use them.
2395 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
2397 * typeck.c (merge_types): Limit matching attribute shortcut to
2400 2018-04-03 Jakub Jelinek <jakub@redhat.com>
2403 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
2406 * name-lookup.c (handle_namespace_attrs): Return early if attributes
2410 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
2411 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
2412 instead for static data members clear init and set DECL_EXTERNAL.
2414 2018-04-02 Jason Merrill <jason@redhat.com>
2416 PR c++/64095 - auto... parameter pack.
2417 * parser.c (cp_parser_parameter_declaration): Handle turning autos
2419 (cp_parser_parameter_declaration_list): Not here.
2421 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
2424 * class.c (instantiate_type): Peel off SAVE_EXPR before
2427 2018-03-30 Jason Merrill <jason@redhat.com>
2429 * typeck2.c (process_init_constructor_record): Use
2430 init_list_type_node for the CONSTRUCTOR around an anonymous union
2431 designated initializer.
2433 2018-03-30 Jakub Jelinek <jakub@redhat.com>
2436 * semantics.c (finish_omp_reduction_clause): If
2437 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
2438 even if processing_template_decl.
2440 2018-03-29 David Malcolm <dmalcolm@redhat.com>
2443 * name-lookup.c (get_std_name_hint): Add names from <memory>,
2444 <tuple>, and <utility>.
2446 2018-03-29 Jason Merrill <jason@redhat.com>
2448 PR c++/85093 - too many template args with pack expansion.
2449 * pt.c (coerce_template_parms): Keep pack expansion args that will
2452 2018-03-29 Jason Merrill <jason@redhat.com>
2454 * pt.c (build_non_dependent_expr): Propagate expr location.
2456 2018-03-27 Jason Merrill <jason@redhat.com>
2458 PR c++/85060 - wrong-code with call to base member in template.
2459 * search.c (any_dependent_bases_p): Check uses_template_parms
2460 rather than processing_template_decl.
2462 2018-03-29 David Malcolm <dmalcolm@redhat.com>
2465 * typeck.c (convert_for_assignment): When complaining due to
2466 conversions for an argument, attempt to use the location of the
2469 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
2472 * pt.c (tsubst_default_argument): Early return if the type of the
2473 parameter is erroneous.
2475 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
2478 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
2482 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
2484 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
2487 * method.c (defaulted_late_check): Partially revert r253321 changes,
2488 do not early return upon error.
2490 2018-03-27 Jakub Jelinek <jakub@redhat.com>
2493 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
2494 type call fold to generate VECTOR_CSTs when possible.
2497 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
2498 return it right away.
2500 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
2502 * search.c (check_final_overrider): Use inform instead of error
2503 for the diagnostics of the overridden functions. Tweak wording.
2505 2018-03-27 Jakub Jelinek <jakub@redhat.com>
2508 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
2509 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
2511 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
2512 Jason Merrill <jason@redhat.com>
2515 * init.c (build_aggr_init): When initializing from array,
2516 reject anything but CONSTRUCTORs and TARGET_EXPRs.
2517 (build_vec_init): Handle separately ARRAY_TYPEs.
2519 2018-03-26 Jason Merrill <jason@redhat.com>
2521 PR c++/85062 - ICE with alignas in wrong place.
2522 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
2525 PR c++/85049 - ICE with __integer_pack.
2526 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
2527 * cp-tree.h (TEMPLATE_PARM_P): New.
2529 2018-03-23 Jason Merrill <jason@redhat.com>
2531 PR c++/78489 - wrong SFINAE behavior.
2534 * pt.c (type_unification_real): Don't defer substitution failure.
2536 2018-03-23 Jakub Jelinek <jakub@redhat.com>
2539 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
2543 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
2544 cp_build_unary_op call with gcc_unreachable ().
2546 2018-03-23 Marek Polacek <polacek@redhat.com>
2549 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
2550 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
2551 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
2553 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
2556 * parser.c (cp_parser_perform_range_for_lookup): Change
2557 the condition for deciding whether to use members.
2559 2018-03-23 Marek Polacek <polacek@redhat.com>
2562 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
2564 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
2567 * parser.c (cp_parser_alias_declaration): Call
2568 parser_check_template_parameters.
2571 * pt.c (resolve_typename_type): Drop assert that stopped
2572 simplification to template-independent types. Add assert to
2573 verify the initial scope is template dependent.
2574 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
2575 Reparse the id expression as a type-name, not a declarator.
2578 * init.c (build_vec_init): Error at parenthesized array init.
2583 * cp-tree.h (temp_override): New template class, generalizing
2584 a cleanup that was only used...
2585 * parser.c (cp_parser_parameter_declaration_clause):
2586 ... here for auto_is_implicit_function_template_parm_p.
2587 (cp_parser_gnu_attributes_opt): Use it here as well.
2588 (cp_parser_std_attribute): Likewise.
2590 2018-03-22 Marek Polacek <polacek@redhat.com>
2593 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
2596 2018-03-21 Jason Merrill <jason@redhat.com>
2598 PR c++/81311 - wrong C++17 overload resolution.
2599 * call.c (build_user_type_conversion_1): Remove C++17 code.
2600 (conv_binds_ref_to_prvalue): New.
2601 (build_over_call): Handle C++17 copy elision.
2602 (build_special_member_call): Only do C++17 copy elision here if the
2603 argument is already the right type.
2605 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
2608 * init.c (build_vec_init): Silence error, former sorry,
2613 * parser.c (abort_fully_implicit_template_p): New.
2614 (cp_parser_skip_to_end_of_statement): Use it.
2615 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
2616 (finish_fully_implicit_template_p): Clear
2617 implicit_template_parms and implicit_template_scope.
2619 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
2622 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
2623 error_mark_node when check_array_designated_initializer fails.
2625 2018-03-21 Jakub Jelinek <jakub@redhat.com>
2628 * cp-tree.h (genericize_compound_lvalue): Declare.
2629 * typeck.c (genericize_compound_lvalue): New function.
2630 (unary_complex_lvalue, cp_build_modify_expr): Use it.
2631 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
2632 and PREDECREMENT_EXPR in output and "m" constrained input operands with
2633 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
2634 COMPOUND_EXPR operand.
2636 2018-03-21 Nathan Sidwell <nathan@acm.org>
2639 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
2640 * decl2.c (vague_linkage_p): Likewise.
2642 2018-03-21 David Malcolm <dmalcolm@redhat.com>
2645 * constexpr.c (constexpr_fn_retval): Make non-"static".
2646 * cp-tree.h (constexpr_fn_retval): New decl.
2647 * search.c (direct_accessor_p): Update leading comment.
2648 (reference_accessor_p): Likewise.
2649 (field_accessor_p): Replace check that function body is a
2650 RETURN_EXPR with a call to constexpr_fn_retval. Fix
2651 indentation of "field_type" decl.
2653 2018-03-21 Nathan Sidwell <nathan@acm.org>
2656 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
2659 2018-03-21 Martin Sebor <msebor@redhat.com>
2662 * call.c (first_non_public_field): New template and function.
2663 (first_non_trivial_field): New function.
2664 (maybe_warn_class_memaccess): Call them.
2666 2018-03-21 David Malcolm <dmalcolm@redhat.com>
2669 * search.c (field_accessor_p): Use class_of_this_parm rather than
2670 type_of_this_parm, to check that "this" is a "const T *", rather
2673 2018-03-21 Nathan Sidwell <nathan@acm.org>
2675 * class.c (finish_struct_anon_r): Refactor, deprecate anything
2676 other than public non-static data members.
2677 * parser.c (cp_parser_init_declarator): Deprecate attributes after
2678 parenthesized initializer.
2681 * name-lookup.c (update_binding): Correct logic for local binding
2684 2018-03-21 Marek Polacek <polacek@redhat.com>
2686 PR c++/71638, ICE with NSDMI and reference.
2687 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
2688 even when we replace an element.
2690 2018-03-20 Marek Polacek <polacek@redhat.com>
2692 PR c++/84978, ICE with NRVO.
2693 * constexpr.c (cxx_eval_constant_expression): Handle the case when
2694 a RESULT_DECL isn't in the hash map.
2696 2018-03-20 Jason Merrill <jason@redhat.com>
2698 PR c++/84978, ICE with NRVO.
2699 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
2700 (cp_get_callee_fndecl_nofold): New.
2701 * cp-gimplify.c (cp_genericize_r): Use it instead.
2702 * call.c (check_self_delegation): Likewise.
2704 2018-03-20 Nathan Sidwell <nathan@acm.org>
2707 * name-lookup.c (pushdecl_class_level): Push anon-struct's
2708 member_vec, if there is one.
2711 * cp-tree.h (lookup_list_keep): Declare.
2712 * tree.c (lookup_list_keep): New, broken out of ...
2713 (build_min): ... here. Call it.
2714 * decl.c (cp_finish_decl): Call lookup_list_keep.
2716 2018-03-19 Jason Merrill <jason@redhat.com>
2718 PR c++/84937 - ICE with class deduction and auto.
2719 * pt.c (rewrite_template_parm): Fix auto handling.
2721 2018-03-19 Marek Polacek <polacek@redhat.com>
2724 * pt.c (enclosing_instantiation_of): Check if fn is null.
2727 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
2728 as we evaluate the elements.
2729 (cxx_eval_constant_expression): Verify constructor's flags
2732 2018-03-19 Jason Merrill <jason@redhat.com>
2734 PR c++/71834 - template-id with too few arguments.
2735 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
2737 2018-03-19 Nathan Sidwell <nathan@acm.org>
2740 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
2741 * pt.c (build_template_decl): Propagate language linkage.
2744 * name-lookup.c (set_local_extern_decl_linkage): Defend against
2747 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2750 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
2752 * method.c (synthesize_method): Likewise.
2753 * pt.c (convert_nontype_argument): Likewise.
2755 2018-03-16 Jason Merrill <jason@redhat.com>
2757 PR c++/84720 - ICE with rvalue ref non-type argument.
2758 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
2759 (convert_nontype_argument): Revert earlier change.
2761 PR c++/80227 - SFINAE and negative array size.
2762 * decl.c (compute_array_index_type): Use
2763 build_converted_constant_expr and valid_constant_size_p.
2765 PR c++/84906 - silent wrong code with ambiguous conversion.
2766 * call.c (build_user_type_conversion_1): Set need_temporary_p on
2767 ambiguous conversion.
2768 (convert_like_real): Check it.
2770 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
2771 * call.c (build_special_member_call): Don't convert an init-list
2772 argument directly to the class type.
2774 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2778 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
2779 (find_placeholder): Declare.
2780 * tree.c (struct replace_placeholders_t): Add exp member.
2781 (replace_placeholders_r): Don't walk into ctors with
2782 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
2783 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
2784 (replace_placeholders): Initialize data.exp.
2785 (find_placeholders_r, find_placeholders): New functions.
2786 * typeck2.c (process_init_constructor_record,
2787 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
2788 if adding NSDMI on which find_placeholder returns true.
2789 * call.c (build_over_call): Don't call replace_placeholders here.
2790 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
2791 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
2792 TARGET_EXPR_INITIAL.
2793 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
2796 2018-03-16 Jason Merrill <jason@redhat.com>
2798 PR c++/83911 - ICE with multiversioned constructor.
2799 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
2801 * call.c (build_over_call): Not here.
2803 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2806 * decl.c (reshape_init_class): Don't assert d->cur->index == field
2807 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
2809 2018-03-15 Jakub Jelinek <jakub@redhat.com>
2812 * cp-tree.h (cp_warn_deprecated_use): Declare.
2813 * tree.c (cp_warn_deprecated_use): New function.
2814 * typeck2.c (build_functional_cast): Use it.
2815 * decl.c (grokparms): Likewise.
2816 (grokdeclarator): Likewise. Temporarily push nested class scope
2817 around grokparms call for out of class member definitions.
2819 2018-03-14 Jason Merrill <jason@redhat.com>
2821 PR c++/84820 - no error for invalid qualified-id.
2822 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
2823 cp_error_declarator.
2825 PR c++/84801 - ICE with unexpanded pack in lambda.
2826 * pt.c (check_for_bare_parameter_packs): Don't return early for a
2827 lambda in non-template context.
2829 PR c++/81236 - auto variable and auto function
2830 * pt.c (tsubst_baselink): Update the type of the BASELINK after
2833 2018-03-14 Jason Merrill <jason@redhat.com>
2835 PR c++/83916 - ICE with template template parameters.
2836 * pt.c (convert_template_argument): Don't substitute into type of
2837 non-type parameter if we don't have enough arg levels.
2840 2018-03-14 Marek Polacek <polacek@redhat.com>
2843 * semantics.c (finish_static_assert): Check
2844 instantiation_dependent_expression_p instead of
2845 {type,value}_dependent_expression_p.
2847 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
2848 Jason Merrill <jason@redhat.com>
2850 PR c++/82336 - link error with list-init default argument.
2851 * decl.c (check_default_argument): Unshare an initializer list.
2853 2018-03-13 Jakub Jelinek <jakub@redhat.com>
2856 * decl.c (duplicate_decls): For redefinition of built-in, use error
2857 and return error_mark_node. For redeclaration, return error_mark_node
2858 rather than olddecl if !flag_permissive.
2860 2018-03-13 Jason Merrill <jason@redhat.com>
2862 PR c++/82565 - ICE with concepts and generic lambda.
2863 * pt.c (instantiate_decl): Clear fn_context for lambdas.
2865 2018-03-13 Jason Merrill <jason@redhat.com>
2867 PR c++/84720 - ICE with rvalue ref non-type argument.
2868 * pt.c (convert_nontype_argument): Handle rvalue references.
2870 PR c++/84839 - ICE with decltype of parameter pack.
2871 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
2872 instantiating dummy parms.
2874 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
2875 parameter even without -Wpedantic.
2877 PR c++/84798 - ICE with auto in abstract function declarator.
2878 * parser.c (cp_parser_parameter_declaration_clause): Check
2879 parser->default_arg_ok_p.
2881 2018-03-13 Jakub Jelinek <jakub@redhat.com>
2884 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
2885 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
2886 sizetype. Formatting fixes.
2888 2018-03-12 Jason Merrill <jason@redhat.com>
2890 PR c++/84355 - ICE with deduction for member class template.
2891 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
2892 CLASS_PLACEHOLDER_TEMPLATE.
2894 PR c++/84802 - ICE capturing uninstantiated class.
2895 * lambda.c (build_capture_proxy): Call complete_type.
2897 2018-03-09 Jason Merrill <jason@redhat.com>
2899 PR c++/84770 - ICE with typedef and parameter pack.
2900 * pt.c (verify_unstripped_args_1): Split out from
2901 verify_unstripped_args.
2903 PR c++/84785 - ICE with alias template and default targs.
2904 * pt.c (type_unification_real): Set processing_template_decl if
2907 PR c++/84752 - ICE with capture of constexpr array.
2908 * call.c (standard_conversion): Set rvaluedness_matches_p on the
2909 identity conversion under ck_lvalue.
2911 2018-03-09 Jason Merrill <jason@redhat.com>
2912 Paolo Carlini <paolo.carlini@oracle.com>
2916 * pt.c (any_erroneous_template_args_p): New.
2917 * cp-tree.h (any_erroneous_template_args_p): Declare it.
2918 * parser.c (cp_parser_class_specifier_1): Use it.
2920 2018-03-09 Jason Merrill <jason@redhat.com>
2922 PR c++/84726 - unnecessary capture of constant vars.
2923 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
2924 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
2925 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
2926 * lambda.c (is_constant_capture_proxy)
2927 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
2928 (prune_lambda_captures): New.
2929 (finish_lambda_function): Call prune_lambda_captures.
2931 2018-03-09 Jason Merrill <jason@redhat.com>
2932 Jakub Jelinek <jakub@redhat.com>
2935 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
2936 build ADDR_EXPR with REFERENCE_TYPE.
2937 (build_over_call): For purposes of check_function_arguments, if
2938 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
2939 its operand rather than the argument itself.
2941 2018-03-09 Jakub Jelinek <jakub@redhat.com>
2944 * decl.c (duplicate_decls): Don't override __* prefixed builtins
2945 except for __[^b]*_chk, instead issue permerror and for -fpermissive
2946 also a note and return olddecl.
2948 2018-03-09 Nathan Sidwell <nathan@acm.org>
2951 * name-lookup.c (do_pushdecl_with_scope): Only clear
2952 current_function_decl when pushing a non-class (i.e. namespace)
2955 2018-03-08 Jason Merrill <jason@redhat.com>
2956 Jakub Jelinek <jakub@redhat.com>
2959 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
2960 not calling mark_used for the benefit of -Wunused-function warning.
2962 2018-03-06 Jason Merrill <jason@redhat.com>
2964 * lambda.c (is_capture_proxy_with_ref): Remove.
2965 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
2967 2018-03-06 Marek Polacek <polacek@redhat.com>
2970 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
2973 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
2976 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
2977 only while processing template decls.
2978 * typeck.c (build_x_conditional_expr): Move wrapping of
2979 reference type around type...
2980 * call.c (build_conditional_expr_1): ... here. Rename
2981 is_lvalue to is_glvalue.
2982 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
2983 INDIRECT_REF of COND_EXPR too.
2986 * init.c (build_zero_init_1): Zero-initialize references.
2989 * semantics.c (finish_stmt_expr_expr): Reject unresolved
2990 overloads used as stmt expr values.
2992 2018-03-05 Jason Merrill <jason@redhat.com>
2994 PR c++/84708 - ICE with lambda in local class NSDMI.
2995 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
2998 2018-03-05 Jakub Jelinek <jakub@redhat.com>
3001 * constexpr.c (constexpr_call_hasher::equal): Return false if
3002 lhs->hash != rhs->hash. Change return 1 to return true and
3003 return 0 to return false.
3005 2018-03-05 Nathan Sidwell <nathan@acm.org>
3008 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
3010 2018-03-05 Marek Polacek <polacek@redhat.com>
3013 * decl.c (duplicate_decls): Check DECL_NAME before accessing
3016 2018-03-05 Nathan Sidwell <nathan@acm.org>
3019 * friend.c (do_friend): Restore check for identifier_p inside
3022 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
3025 * parser.c (cp_parser_lambda_introducer): Reject any capture not
3026 involving a VAR_DECL or a PARM_DECL.
3028 2018-03-05 Pádraig Brady <P@draigBrady.com>
3029 Jason Merrill <jason@redhat.com>
3030 Nathan Sidwell <nathan@acm.org>
3033 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
3035 2018-03-03 Jason Merrill <jason@redhat.com>
3037 PR c++/84686 - missing volatile loads.
3038 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
3040 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
3043 * optimize.c (maybe_thunk_body): Bail out immediately if either
3044 fns[0] or fns[1] is null.
3046 2018-03-02 Marek Polacek <polacek@redhat.com>
3049 * constexpr.c (get_array_or_vector_nelts): New.
3050 (cxx_eval_array_reference): Use it.
3051 (cxx_eval_vec_init_1): Likewise.
3052 (cxx_eval_store_expression): Likewise.
3054 2018-03-02 Jason Merrill <jason@redhat.com>
3056 * semantics.c (force_paren_expr): Remove redundant test.
3058 2018-03-02 Marek Polacek <polacek@redhat.com>
3061 * decl.c (cp_complete_array_type): Check error_mark_node.
3064 * typeck.c (cp_perform_integral_promotions): Check the result of
3067 2018-03-02 Jakub Jelinek <jakub@redhat.com>
3070 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
3071 RETURN instead of return.
3072 <case POINTER_PLUS_EXPR>: Likewise.
3073 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
3074 it instead of wrapping it into CONVERT_EXPR.
3076 2018-03-02 Jason Merrill <jason@redhat.com>
3079 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
3081 2018-03-02 Marek Polacek <polacek@redhat.com>
3084 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
3085 wrapped in VIEW_CONVERT_EXPR.
3087 2018-03-01 Martin Sebor <msebor@redhat.com>
3090 * decl.c (check_redeclaration_no_default_args): Merge attributes
3091 specified on redeclarations of the same function template.
3094 2018-03-01 Marek Polacek <polacek@redhat.com>
3095 Jason Merrill <jason@redhat.com>
3098 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
3100 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
3101 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
3102 of instantiate_non_dependent_expr.
3103 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
3105 2018-03-01 Nathan Sidwell <nathan@acm.org>
3108 * name-lookup.c (member_vec_dedup): Remove manually peeled
3109 iteration. Ignore dependent ctor inheritance.
3111 2018-03-01 Jason Merrill <jason@redhat.com>
3113 PR c++/71569 - decltype of template.
3114 * parser.c (cp_parser_decltype_expr): Handle missing template args.
3116 2018-03-01 Marek Polacek <polacek@redhat.com>
3119 * constexpr.c (require_rvalue_constant_expression): New function.
3120 * cp-tree.h: Declare it.
3121 * semantics.c (finish_static_assert): Use it instead of
3122 require_potential_rvalue_constant_expression.
3124 2018-03-01 Jason Merrill <jason@redhat.com>
3125 Alexandre Oliva <aoliva@redhat.com>
3127 PR c++/71569 - ICE with redundant args on member variable template.
3128 * decl.c (start_decl): Handle partial specialization of member
3130 * pt.c (determine_specialization): Allow partial specialization
3131 of member variable template without specializing enclosing class.
3132 (process_partial_specialization): Improve error message.
3134 2018-02-28 Jason Merrill <jason@redhat.com>
3136 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
3137 * pt.c (determine_specialization): Check ref-qualifier.
3139 2018-02-28 Jakub Jelinek <jakub@redhat.com>
3142 * parser.c (cp_parser_attributes_opt): Formatting fix.
3143 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
3144 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
3146 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
3147 instead of tentative parse to peek over optional attribute tokens
3148 to check for CPP_COLON after them.
3152 * pt.c (INCLUDE_STRING): Remove define.
3153 (warn_spec_missing_attributes): Use pretty_printer instead of
3154 std::string. Fix up inform call so that the list of attributes
3157 2018-02-28 Martin Sebor <msebor@redhat.com>
3160 * decl.c (duplicate_decls): Fully merge attributes const, pure,
3163 2018-02-28 Nathan Sidwell <nathan@acm.org>
3166 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
3167 * name-lookup.c (fields_linear_search): Look in an anon-aggr
3168 regardless of want_type.
3169 (search_anon_aggr): Just use get_class_binding_direct.
3171 2018-02-28 Jakub Jelinek <jakub@redhat.com>
3173 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
3176 2018-02-27 Martin Sebor <msebor@redhat.com>
3178 * pt.c: Avoid including <string> directly.
3180 2018-02-27 Martin Sebor <msebor@redhat.com>
3184 * cp-tree.h (warn_spec_missing_attributes): New function.
3185 ((check_explicit_specialization): Add an argument. Call the above
3187 * decl.c (duplicate_decls): Avoid applying primary function template's
3188 attributes to its explicit specializations.
3189 cp/pt.c (warn_spec_missing_attributes): Define.
3191 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
3193 PR c++/71546 - lambda init-capture with qualified-id.
3194 * parser.c (cp_parser_lambda_introducer): Clear scope after
3195 each lambda capture.
3197 2018-02-27 Nathan Sidwell <nathan@acm.org>
3200 * name-lookup.h (get_member_slot): Rename ...
3201 (find_member_slot): ... here.
3202 (add_member_slot): New.
3203 * name-lookup.c (member_vec_linear_search): No need to check for
3205 (get_member_slot): Rename ...
3206 (find_member_slot): ... here. Don't add slot for incomplete class.
3207 (add_member_slot): New.
3208 * class.c (add_method): Adjust get_member_slot rename. Bail out
3209 if push_class_level_binding fails. Create slot and grok
3210 properties once we're committed to insertion.
3212 2018-02-27 Jason Merrill <jason@redhat.com>
3214 PR c++/84489 - dependent default template argument
3215 * pt.c (type_unification_real): Handle early substitution failure.
3217 2018-02-26 Jason Merrill <jason@redhat.com>
3219 PR c++/84560 - ICE capturing multi-dimensional VLA.
3220 * tree.c (array_of_runtime_bound_p): False if the element is
3223 PR c++/84441 - ICE with base initialized from ?:
3224 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
3226 PR c++/84520 - ICE with generic lambda in NSDMI.
3227 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
3228 'this' in a generic lambda instantiation.
3230 PR c++/84559 - ICE with constexpr VLA.
3231 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
3232 for constexpr variable with VLA type.
3234 2018-02-26 Jakub Jelinek <jakub@redhat.com>
3237 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
3238 a valid constant initializer. Formatting fixes.
3240 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3243 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
3244 returning NULL_TREE.
3245 (apply_late_template_attributes): Likewise.
3247 2018-02-26 Jakub Jelinek <jakub@redhat.com>
3250 * parser.c (cp_parser_omp_var_list_no_open): Only call
3251 cp_parser_lookup_name_simple on names satisfying identifier_p.
3252 (cp_parser_oacc_routine): Likewise.
3254 2018-02-26 Jason Merrill <jason@redhat.com>
3256 PR c++/84551 - ICE with concepts and -g.
3257 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
3259 2018-02-26 Marek Polacek <polacek@redhat.com>
3262 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
3265 2018-02-26 Jason Merrill <jason@redhat.com>
3267 PR c++/84447 - ICE with deleted inherited ctor with default arg.
3268 * call.c (build_over_call): Handle deleted functions in one place.
3270 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3273 * decl.c (redeclaration_error_message): Don't try to use
3274 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
3276 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3278 * lambda.c (build_capture_proxy): Define static.
3279 * cp-tree.h (build_capture_proxy): Remove.
3281 2018-02-26 Marek Polacek <polacek@redhat.com>
3284 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
3285 if name is error node.
3287 2018-02-25 Jason Merrill <jason@redhat.com>
3289 PR c++/84015 - ICE with class deduction and auto template parm.
3290 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
3292 2018-02-24 Marek Polacek <polacek@redhat.com>
3295 * constexpr.c (maybe_constant_init_1): New function.
3296 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
3297 (cxx_constant_init): New function.
3298 * cp-tree.h (cxx_constant_init): Declare.
3299 * typeck2.c (store_init_value): Call cxx_constant_init instead of
3300 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
3302 2018-02-22 Jason Merrill <jason@redhat.com>
3304 PR c++/70468 - ICE with constructor delegation via typedef.
3305 * pt.c (tsubst_initializer_list): Check for other mem-initializers
3306 with constructor delegation.
3308 2018-02-22 Jason Merrill <jason@redhat.com>
3310 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
3311 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
3314 2018-02-22 Marek Polacek <polacek@redhat.com>
3317 * parser.c (cp_parser_braced_list): Use require_open instead of
3320 2018-02-21 Jason Merrill <jason@redhat.com>
3322 PR c++/84454 - ICE with pack expansion in signature.
3323 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
3325 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
3327 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
3330 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
3333 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
3336 2018-02-20 Jakub Jelinek <jakub@redhat.com>
3339 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
3340 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
3343 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
3344 returns error_mark_node, return it immediately.
3345 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
3346 error_mark_node, return error_mark_node.
3349 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
3350 function_depth to avoid GC during finish_lambda_function.
3352 2018-02-19 Jason Merrill <jason@redhat.com>
3354 PR c++/84429 - ICE capturing VLA.
3355 * lambda.c (build_capture_proxy): Handle reference refs.
3357 2018-02-19 Jakub Jelinek <jakub@redhat.com>
3360 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
3361 either operand is error_mark_node, set current.lhs to that instead of
3362 creating a binary op with error_mark_node operands.
3365 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
3367 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
3370 * decl.c (grokdeclarator): Early return error_mark_node upon
3371 ill-formed friend declaration.
3373 2018-02-16 Marek Polacek <polacek@redhat.com>
3374 Jakub Jelinek <jakub@redhat.com>
3377 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
3378 set *jump_target to anything if jump_target is NULL.
3380 2018-02-16 Jason Merrill <jason@redhat.com>
3382 PR c++/84151 - unnecessary volatile load with static member.
3383 * call.c (build_new_method_call_1): Avoid loading from a volatile
3384 lvalue used as the object argument for a static member function.
3386 PR c++/81853 - using-directive and constexpr.
3387 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
3389 PR c++/84420 - ICE with structured binding in lambda.
3390 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
3392 PR c++/83835 - C++17 error with constructor ctors.
3393 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
3395 PR c++/82664 - ICE with reference to function template parm.
3396 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
3399 PR c++/82764 - C++17 ICE with empty base
3400 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
3402 2018-02-16 Jason Merrill <jason@redhat.com>
3404 PR c++/84421 - type-dependent if constexpr
3405 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
3407 2018-02-16 Nathan Sidwell <nathan@acm.org>
3409 Deprecate -ffriend-injection.
3410 * decl.c (cxx_init_decl_processing): Emit warning on option.
3411 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
3414 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
3417 * decl.c (check_special_function_return_type): Reject template
3418 template parameter in deduction guide.
3420 2018-02-16 Nathan Sidwell <nathan@acm.org>
3423 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
3425 2018-02-15 Jason Merrill <jason@redhat.com>
3427 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
3428 * call.c (convert_like_real): Don't use the copy-list-initialization
3429 shortcut for ck_base.
3431 PR c++/84045 - ICE with typedef and noexcept.
3432 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
3434 PR c++/84376 - ICE with omitted template arguments.
3435 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
3437 PR c++/84368 - wrong error with local variable in variadic lambda.
3438 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
3439 local_specializations.
3441 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
3444 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
3447 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
3450 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
3453 2018-02-14 Nathan Sidwell <nathan@acm.org>
3455 * decl2.c (mark_vtable_entries): Set input_location to decl's.
3456 (c_parse_final_cleanups): Restore input_location after emitting
3459 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
3461 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
3462 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
3463 auto_deduction_context, tree, int): Add defaults.
3464 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
3465 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
3466 tsubst_flags_t argument.
3467 * init.c (build_new): Likewise.
3469 2018-02-13 Jakub Jelinek <jakub@redhat.com>
3472 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
3473 about return other than *this in assignment operators if
3474 retval is type dependent expression.
3476 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
3479 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
3480 save_expr for the G++ extension.
3482 2018-02-13 Jason Merrill <jason@redhat.com>
3484 PR c++/84080 - ICE with return type deduction and specialization.
3485 * pt.c (determine_specialization): Check uses_template_parms.
3487 Fix more variadic capture issues.
3488 * pt.c (find_parameter_packs_r): Also look at explicit captures.
3489 (check_for_bare_parameter_packs): Check current_class_type for
3491 (extract_locals_r): Handle seeing a full instantiation of a pack.
3492 (tsubst_pack_expansion): Likewise. Force lambda capture.
3493 * parser.c (cp_parser_lambda_introducer): Don't
3494 check_for_bare_parameter_packs.
3496 PR c++/84338 - wrong variadic sizeof.
3497 * pt.c (argument_pack_select_arg): Like the macro, but look through
3499 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
3500 (extract_fnparm_pack): Do make_pack_expansion.
3501 (extract_locals_r): Do strip a pack expansion.
3502 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
3504 2018-02-12 Jakub Jelinek <jakub@redhat.com>
3507 * parser.c (cp_parser_binary_expression): Use build_min instead of
3508 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
3510 2018-02-12 Nathan Sidwell <nathan@acm.org>
3513 * parser.c (cp_parser_decltype): Push and pop
3514 deferring_access_checks. Reorganize to avoid goto.
3516 2018-02-12 Richard Biener <rguenther@suse.de>
3519 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
3520 uniform constructors and delay allocating them fully.
3522 2018-02-09 Jason Merrill <jason@redhat.com>
3524 PR c++/84036 - ICE with variadic capture.
3525 Handle variadic capture proxies more like non-variadic.
3526 * lambda.c (build_capture_proxy): Remove workaround.
3527 * pt.c (find_parameter_packs_r): The proxy is a pack.
3528 (instantiate_class_template_1): Remove dead lambda code.
3529 (extract_fnparm_pack): Don't make_pack_expansion.
3530 (extract_locals_r): Don't strip a pack expansion.
3531 (tsubst_pack_expansion): Handle proxy packs. Use
3532 PACK_EXPANSION_EXTRA_ARGS less.
3533 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
3534 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
3535 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
3536 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
3537 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
3539 2018-02-10 Jakub Jelinek <jakub@redhat.com>
3542 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
3544 2018-02-09 Jason Merrill <jason@redhat.com>
3546 PR c++/81917 - ICE with void_t and partial specialization.
3547 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
3548 calling most_specialized_partial_spec.
3550 2018-02-09 Nathan Sidwell <nathan@acm.org>
3553 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
3554 Pass expr location to strict_aliasing_warning.
3556 2018-02-09 Jason Merrill <jason@redhat.com>
3558 PR c++/84296 - ICE with qualified-id in template.
3560 * pt.c (unknown_base_ref_p): New.
3561 (instantiation_dependent_scope_ref_p): Use it instead of
3562 any_dependent_bases_p.
3564 2018-02-09 Marek Polacek <polacek@redhat.com>
3565 Jakub Jelinek <jakub@redhat.com>
3568 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
3569 fold_indirect_ref_1, including poly_*int64. Verify first that
3570 tree_fits_poly_int64_p (op01). Formatting fixes.
3572 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3574 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
3575 * lambda.c (build_capture_proxy): Likewise.
3576 * search.c (field_access_p): Likewise.
3577 * semantics.c (omp_clause_decl, omp_privatize_field,
3578 finish_omp_clauses): Likewise.
3580 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3583 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
3584 case of nullptr too.
3586 2018-02-08 Nathan Sidwell <nathan@acm.org>
3588 * class.c (finish_struct): Fix std:initializer_list diagnostic
3591 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3594 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
3596 2018-02-07 Jakub Jelinek <jakub@redhat.com>
3599 * parser.c (cp_parser_dot_deref_incomplete): New function.
3600 (cp_parser_postfix_dot_deref_expression): Use it.
3602 2018-02-07 David Malcolm <dmalcolm@redhat.com>
3606 * name-lookup.c (suggest_rid_p): New function.
3607 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
3610 2018-02-07 Jason Merrill <jason@redhat.com>
3612 PR c++/84182 - ICE with captured lambda
3614 * pt.c (extract_locals_r, extract_local_specs): New.
3615 (tsubst_pack_expansion): Use them.
3617 2018-02-07 Martin Liska <mliska@suse.cz>
3620 * class.c (add_method): Append argument value.
3621 * cp-tree.h (maybe_version_functions): Add new argument.
3622 * decl.c (decls_match): Call it if a declaration does not
3623 have DECL_FUNCTION_VERSIONED.
3624 (maybe_version_functions): record argument is added.
3626 2018-02-05 Marek Polacek <polacek@redhat.com>
3628 * class.c: Remove unused global variables.
3629 (build_primary_vtable): Don't gather statistics.
3630 (print_class_statistics): Remove.
3631 * cp-tree.h (print_class_statistics): Remove.
3632 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
3634 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
3636 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
3637 * constexpr.c (cx_check_missing_mem_inits): Likewise.
3638 * decl.c (next_initializable_field, find_decomp_class_base,
3639 cp_finish_decomp): Likewise.
3640 * typeck2.c (process_init_constructor_record): Likewise.
3642 2018-02-02 Jason Merrill <jason@redhat.com>
3644 PR c++/84181 - ICE with lambda parm in template argument.
3645 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
3647 2018-02-01 Jason Merrill <jason@redhat.com>
3649 PR c++/84160 - ICE with nested variadic capture.
3650 * lambda.c (is_capture_proxy_with_ref): New.
3651 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
3653 * expr.c (mark_use): Use is_capture_proxy_with_ref.
3654 * constexpr.c (potential_constant_expression_1): Likewise.
3655 * semantics.c (process_outer_var_ref): Likewise.
3657 2018-02-01 Marek Polacek <polacek@redhat.com>
3660 * typeck.c (build_address): Relax the assert when
3661 processing_template_decl.
3663 2018-02-01 Jason Merrill <jason@redhat.com>
3665 PR c++/84126 - ICE with variadic generic lambda
3668 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
3669 PACK_EXPANSION_EXTRA_ARGS.
3671 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
3674 * call.c (convert_like_real): If w're initializing from {} explicitly
3675 call abstract_virtuals_error_sfinae.
3677 2018-01-31 Jason Merrill <jason@redhat.com>
3678 Jakub Jelinek <jakub@redhat.com>
3681 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
3682 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
3685 2018-01-31 Jakub Jelinek <jakub@redhat.com>
3688 * constexpr.c (diag_array_subscript): Emit different diagnostics
3689 if TYPE_DOMAIN (arraytype) is NULL.
3690 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
3691 with NULL TYPE_DOMAIN use size_zero_node as nelts.
3693 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
3696 * semantics.c (finish_qualified_id_expr): When handling an
3697 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
3699 2018-01-31 Marek Polacek <polacek@redhat.com>
3702 * cp-gimplify.c (cp_fold): Check if X is an error node before
3703 calling useless_type_conversion_p.
3705 2018-01-30 Jason Merrill <jason@redhat.com>
3707 PR c++/84091 - ICE with local class in lambda in template.
3708 * decl2.c (determine_visibility): Look for outer containing template
3711 PR c++/84098 - ICE with lambda in template NSDMI.
3712 * pt.c (instantiate_class_template_1): Ignore more lambdas.
3714 2018-01-29 Jason Merrill <jason@redhat.com>
3716 PR c++/68810 - wrong location for reinterpret_cast error.
3717 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
3720 2018-01-29 Marek Polacek <polacek@redhat.com>
3723 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
3724 => fooarray[1] in offset_int.
3726 2018-01-29 Jason Merrill <jason@redhat.com>
3728 PR c++/83942 - wrong unused warning with static_cast.
3729 * cvt.c (ocp_convert): Call mark_rvalue_use.
3731 2018-01-26 Jason Merrill <jason@redhat.com>
3733 PR c++/83956 - wrong dtor error with anonymous union
3734 * method.c (walk_field_subobs): Variant members only affect
3736 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
3738 PR c++/84036 - ICE with variadic capture.
3740 * pt.c (tsubst_pack_expansion): When optimizing a simple
3741 substitution, pull a single pack expansion out of its pack.
3743 PR c++/82514 - ICE with local class in generic lambda.
3744 * pt.c (regenerated_lambda_fn_p): Remove.
3745 (enclosing_instantiation_of): Don't use it.
3746 (tsubst_function_decl): Call enclosing_instantiation_of.
3748 * pt.c (lookup_template_class_1): Add sanity check.
3749 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
3751 2018-01-25 Jakub Jelinek <jakub@redhat.com>
3754 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
3755 recursive calls that return ret.
3756 (cp_finish_decomp): Ignore unnamed bitfields.
3758 2018-01-23 Jason Merrill <jason@redhat.com>
3760 PR c++/82249 - wrong mismatched pack length error.
3761 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
3762 unsubstituted function parameter pack.
3764 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
3767 * decl.c (check_for_uninitialized_const_var): Not static; add
3768 bool and tsubst_flags_t parameters; adjust to be used both in
3769 constexpr context and not.
3770 * constexpr.c (potential_constant_expression_1): Use the above.
3771 * cp-tree.h (check_for_uninitialized_const_var): Declare.
3773 2018-01-23 Jason Merrill <jason@redhat.com>
3775 PR c++/83947 - ICE with auto declarations.
3776 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
3777 * decl.c (undeduced_auto_decl): Limit to vars and fns.
3779 2018-01-23 David Malcolm <dmalcolm@redhat.com>
3782 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
3783 for pointer to member function types.
3785 2018-01-23 Jakub Jelinek <jakub@redhat.com>
3788 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
3789 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
3791 2018-01-23 Nathan Sidwell <nathan@acm.org>
3794 * pt.c (tsubst_baselink): Remove optype assert.
3795 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
3797 2018-01-23 Jakub Jelinek <jakub@redhat.com>
3800 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
3801 refers to incomplete type.
3803 2018-01-23 Nathan Sidwell <nathan@acm.org>
3805 Deprecate ARM-era for scope handling
3806 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
3807 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
3809 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
3811 * semantics.c (begin_for_scope): Flag_new_for_scope is
3813 (finish_for_stmt, begin_range_for_stmt): Likewise.
3815 2018-01-22 Jason Merrill <jason@redhat.com>
3818 * decl2.c (determine_visibility): Fix template_decl handling
3819 instead of blocking it.
3821 PR c++/83720 - ICE with lambda and LTO.
3822 * decl2.c (determine_visibility): Clear template_decl for
3823 function-scope decls. Propagate anonymous linkage from containing
3826 2018-01-22 Marek Polacek <polacek@redhat.com>
3829 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
3832 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
3835 * decl.c (grokdeclarator): Don't diagnose extra parens
3838 2018-01-19 Jakub Jelinek <jakub@redhat.com>
3841 * call.c (joust): Use TREE_TYPE (source) if source is
3842 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
3845 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
3846 for direct enum init.
3847 * decl.c (reshape_init): Likewise.
3849 2018-01-19 Marek Polacek <polacek@redhat.com>
3851 * constexpr.c (fold_simple): Simplify.
3853 2018-01-18 Jason Merrill <jason@redhat.com>
3856 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
3857 * pt.c (instantiation_dependent_scope_ref_p): True if
3858 any_dependent_bases_p.
3860 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
3862 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
3863 vs DECL_NONTRIVIALLY_INITIALIZED_P).
3865 2018-01-18 Jason Merrill <jason@redhat.com>
3867 PR c++/82461 - constexpr list-initialized member
3868 * constexpr.c (potential_constant_expression_1): Check
3869 TARGET_EXPR_DIRECT_INIT_P.
3871 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
3874 * decl.c (xref_basetypes): Early return upon error about derived
3877 2018-01-18 Nathan Sidwell <nathan@acm.org>
3880 * cp-tree.h (mark_use): Declare.
3881 * expr.c (mark_use): Make extern.
3882 * call.c (direct_reference_binding): Set inner conv's
3883 rvaluedness_matches_p, if it is an identity.
3884 (convert_like_real): Mark lvalue or rvalue use for identity as
3885 rvaledness_matches_p demands.
3887 2018-01-18 Jakub Jelinek <jakub@redhat.com>
3890 * parser.c (attr_chainon): New function.
3891 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
3892 cp_parser_namespace_definition, cp_parser_init_declarator,
3893 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
3894 cp_parser_gnu_attributes_opt): Use it.
3895 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
3896 cp_parser_objc_struct_declaration): Likewise. Don't reset
3897 prefix_attributes if attributes is error_mark_node.
3899 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3902 * decl.c (grokdeclarator): Do not append the error_mark_node
3903 due to an erroneous optional attribute-specifier-seq.
3905 2018-01-17 Jakub Jelinek <jakub@redhat.com>
3908 * cp-gimplify.c (cp_maybe_instrument_return): Handle
3911 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3914 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
3915 error_mark_node when we give an error.
3916 * decl.c (cp_finish_decl): Use the latter.
3918 2018-01-17 Nathan Sidwell <nathan@acm.org>
3921 * init.c (build_raw_new_expr): Scan list for lookups to keep.
3923 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3926 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
3927 the C++ part. If processing a template, call
3928 fold_non_dependent_expr rather than fully folding.
3930 2018-01-17 Jason Merrill <jason@redhat.com>
3932 PR c++/81067 - redundant NULL warning.
3933 * call.c (convert_like_real): Restore null_node handling.
3935 2018-01-17 Jason Merrill <jason@redhat.com>
3937 PR c++/81843 - ICE with variadic member template.
3939 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
3942 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3945 * pt.c (type_dependent_expression_p): Strip any location wrapper
3946 before testing tree codes.
3947 (selftest::test_type_dependent_expression_p): New function.
3948 (selftest::cp_pt_c_tests): Call it.
3950 2018-01-17 Nathan Sidwell <nathan@acm.org>
3953 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
3954 this not a final instantiation.
3956 2018-01-16 Jason Merrill <jason@redhat.com>
3958 PR c++/83714 - ICE checking return in template.
3959 * typeck.c (check_return_expr): Call build_non_dependent_expr.
3961 2018-01-16 Jakub Jelinek <jakub@redhat.com>
3964 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
3965 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
3966 instead of CALL_FROM_THUNK_P.
3969 * name-lookup.c (member_vec_dedup): Return early if len is 0.
3970 (resort_type_member_vec, set_class_bindings,
3971 insert_late_enum_def_bindings): Use vec qsort method instead of
3972 calling qsort directly.
3974 2018-01-15 Martin Sebor <msebor@redhat.com>
3977 * class.c (find_flexarrays): Make a record of multiple flexible array
3980 2018-01-12 Jason Merrill <jason@redhat.com>
3982 PR c++/83186 - ICE with static_cast of list-initialized temporary.
3983 * typeck.c (build_static_cast): Use build_non_dependent_expr.
3985 2018-01-12 Nathan Sidwell <nathan@acm.org>
3987 * cp-tree.h (mark_rvalue_use): Add parm name.
3988 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
3990 * call.c (convert_like_real): Fix formatting.
3992 2018-01-11 Jason Merrill <jason@redhat.com>
3994 PR c++/82728 - wrong -Wunused-but-set-variable
3997 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
3998 * decl.c (case_conversion): Likewise.
3999 * semantics.c (finish_static_assert): Call
4000 perform_implicit_conversion_flags.
4002 2018-01-11 Nathan Sidwell <nathan@acm.org>
4004 * method.c (enum mangling_flags): Delete long-dead enum.
4006 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
4008 * parser.c (cp_parser_std_attribute_spec): When
4009 token_pair::require_open / require_close return false simply
4010 return error_mark_node, avoid duplicate cp_parser_error about
4011 expected '(' / ')', respectively.
4013 2018-01-10 David Malcolm <dmalcolm@redhat.com>
4016 * call.c (null_ptr_cst_p): Strip location wrappers when
4017 converting from '0' to a pointer type in C++11 onwards.
4018 (conversion_null_warnings): Replace comparison with null_node with
4019 call to null_node_p.
4020 (build_over_call): Likewise.
4021 * cp-gimplify.c (cp_fold): Remove the early bailout when
4022 processing_template_decl.
4023 * cp-lang.c (selftest::run_cp_tests): Call
4024 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
4025 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
4026 (selftest::run_cp_tests): Move decl to bottom of file.
4027 (null_node_p): New inline function.
4028 (selftest::cp_pt_c_tests): New decl.
4029 (selftest::cp_tree_c_tests): New decl.
4030 * cvt.c (build_expr_type_conversion): Replace comparison with
4031 null_node with call to null_node_p.
4032 * error.c (args_to_string): Likewise.
4033 * except.c (build_throw): Likewise.
4034 * mangle.c (write_expression): Skip location wrapper nodes.
4035 * parser.c (literal_integer_zerop): New function.
4036 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
4037 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
4038 param of cp_parser_parenthesized_expression_list. When calling
4039 warn_for_memset, replace integer_zerop calls with
4040 literal_integer_zerop, eliminating the double logical negation
4041 cast to bool. Eliminate the special-casing for CONST_DECL in
4042 favor of the fold_for_warn within warn_for_memset.
4043 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
4044 param, defaulting to false. Convert "expr" to a cp_expr, and call
4045 maybe_add_location_wrapper on it when wrap_locations_p is true.
4046 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
4047 the result for RID_ALIGNOF and RID_SIZEOF.
4048 (cp_parser_builtin_offsetof): Likewise.
4049 * pt.c: Include "selftest.h".
4050 (tsubst_copy): Handle location wrappers.
4051 (tsubst_copy_and_build): Likewise.
4052 (build_non_dependent_expr): Likewise.
4053 (selftest::test_build_non_dependent_expr): New function.
4054 (selftest::cp_pt_c_tests): New function.
4055 * tree.c: Include "selftest.h".
4056 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
4057 (selftest::test_lvalue_kind): New function.
4058 (selftest::cp_tree_c_tests): New function.
4059 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
4060 (cp_build_binary_op): Replace comparison with null_node with call
4062 (build_address): Use location of operand when building address
4065 2018-01-10 Marek Polacek <polacek@redhat.com>
4068 * call.c (build_conditional_expr_1): Check complain before warning.
4069 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
4070 -Wduplicated-branches.
4072 2018-01-10 Jakub Jelinek <jakub@redhat.com>
4075 * call.c (maybe_warn_class_memaccess): Add forward declaration.
4076 Change last argument from tree * to const vec<tree, va_gc> *, adjust
4077 args uses and check number of operands too. Don't strip away any
4078 nops. Use maybe_constant_value when looking for INTEGER_CST args.
4079 Deal with src argument not having pointer type. Check
4080 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
4082 (build_over_call): Call maybe_warn_class_memaccess here on the
4084 (build_cxx_call): Rather than here on converted arguments.
4086 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
4089 * init.c (build_vec_init): Avoid building an INIT_EXPR with
4090 error_mark_node as second argument.
4092 2018-01-09 Jakub Jelinek <jakub@redhat.com>
4095 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
4096 in STATEMENT_LIST. Remove unneeded assert.
4098 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
4099 Alan Hayward <alan.hayward@arm.com>
4100 David Sherwood <david.sherwood@arm.com>
4102 * constexpr.c (cxx_eval_array_reference): Handle polynomial
4104 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
4105 * call.c (build_conditional_expr_1): Likewise.
4106 * decl.c (cp_finish_decomp): Likewise.
4107 * mangle.c (write_type): Likewise.
4108 * typeck.c (structural_comptypes): Likewise.
4109 (cp_build_binary_op): Likewise.
4110 * typeck2.c (process_init_constructor_array): Likewise.
4112 2018-01-03 Jakub Jelinek <jakub@redhat.com>
4115 * typeck.c (build_static_cast_1): For static casts to reference types,
4116 call build_base_path with flag_delete_null_pointer_checks as nonnull
4117 instead of always false. When -fsanitize=null, call
4118 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
4119 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
4120 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
4122 2018-01-03 Nathan Sidwell <nathan@acm.org>
4125 * method.c (make_alias_for): Copy DECL_CONTEXT.
4127 2018-01-03 Marek Polacek <polacek@redhat.com>
4130 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
4132 2018-01-03 Jakub Jelinek <jakub@redhat.com>
4134 PR preprocessor/83602
4135 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
4139 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
4140 error_mark_node, return error_mark_node.
4142 Update copyright years.
4144 2018-01-02 Jakub Jelinek <jakub@redhat.com>
4147 * tree.c (replace_placeholders_r): Pass NULL as last argument to
4148 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
4149 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
4150 to false and return.
4151 (replace_placeholders): Pass NULL instead of &pset as last argument
4154 2018-01-02 Nathan Sidwell <nathan@acm.org>
4156 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
4159 Copyright (C) 2018 Free Software Foundation, Inc.
4161 Copying and distribution of this file, with or without modification,
4162 are permitted in any medium without royalty provided the copyright
4163 notice and this notice are preserved.