1 2018-10-25 Jason Merrill <jason@redhat.com>
3 * parser.c (cp_parser_sizeof_operand): Remove redundant use of
6 2018-10-24 Jakub Jelinek <jakub@redhat.com>
9 * parser.c (cp_parser_std_attribute): Canonicalize attr_ns, and when
10 :: is not present and attr_ns non-NULL, canonicalize also attr_id.
11 (cp_parser_attribute_spec): Fix comment typo.
13 2018-10-24 Martin Sebor <msebor@redhat.com>
16 * call.c (maybe_warn_class_memaccess): Tighten up.
18 2018-10-17 David Malcolm <dmalcolm@redhat.com>
20 * Make-lang.in (selftest-c++): New.
21 (CPP_SELFTEST_FLAGS, CPP_SELFTEST_DEPS, s-selftest-c++)
22 (selftest-c++-gdb, selftest-c++-valgrind): Move here from
25 2018-10-17 Paolo Carlini <paolo.carlini@oracle.com>
28 * tree.c (build_cplus_new): Avoid duplicate diagnostic about
29 incomplete type, early return error_mark_node if the second
30 argument is error_mark_node.
32 2018-10-12 Nathan Sidwell <nathan@acm.org>
34 * parser.h (struct cp_parser): Drop implicit_extern_c.
35 * parser.c (cp_debug_parser): Drop implicit_extern_c.
36 (cp_parser_new): Likewise.
37 (cp_parser_translation_unit): Handle implicit extern c here. Call
38 cp_parser_toplevel_declaration.
39 (cp_parser_toplevel_declaration): New, broken out of ...
40 (cp_parser_declaration_seq_opt): ... here. Call it. Drop
41 implicit extern C handling.
43 2018-10-11 Will Wray <wjwray@gmail.com>
46 * cxx-pretty-print.c (pp_cxx_enumeration_constant): New function.
47 (cxx_pretty_printer::constant): Use it.
49 2018-10-11 David Malcolm <dmalcolm@redhat.com>
52 * call.c (enforce_access): Move diagnostics to...
53 (complain_about_access): ...this new function.
54 * cp-tree.h (class access_failure_info): Rename split out field
55 "m_field_decl" into "m_decl" and "m_diag_decl".
56 (access_failure_info::record_access_failure): Add tree param.
57 (access_failure_info::was_inaccessible_p): New accessor.
58 (access_failure_info::get_decl): New accessor.
59 (access_failure_info::get_diag_decl): New accessor.
60 (access_failure_info::get_any_accessor): New member function.
61 (access_failure_info::add_fixit_hint): New static member function.
62 (complain_about_access): New decl.
63 * typeck.c (access_failure_info::record_access_failure): Update
65 (access_failure_info::maybe_suggest_accessor): Split out into...
66 (access_failure_info::get_any_accessor): ...this new function...
67 (access_failure_info::add_fixit_hint): ...and this new function.
68 (finish_class_member_access_expr): Split out "has no member named"
69 error-handling into...
70 (complain_about_unrecognized_member): ...this new function, and
71 check that the guessed name is accessible along the access path.
72 Only provide a spell-correction fix-it hint if it is; otherwise,
73 attempt to issue an accessor fix-it hint.
75 2018-10-11 Nathan Sidwell <nathan@acm.org>
77 * parser.c (cp_parser_translation_unit): Return void. Don't fail
78 at first extra }, simplify logic.
79 (c_parse_file): Call finish_translation_unit here.
81 2018-10-11 Jakub Jelinek <jakub@redhat.com>
84 * typeck.c (maybe_warn_about_returning_address_of_local): If
85 whats_returned is a structured binding identifier and the structured
86 binding is a reference, recurse on its initializer.
89 * rtti.c (get_tinfo_decl_dynamic): Use unlowered_expr_type instead
92 2018-10-10 Marek Polacek <polacek@redhat.com>
94 PR c++/87567 - constexpr rejects call to non-constexpr function.
95 * constexpr.c (potential_constant_expression_1) <case FOR_STMT>: Return
96 true if the condition is always false.
97 <case WHILE_STMT>: Likewise.
99 2018-10-09 Paolo Carlini <paolo.carlini@oracle.com>
102 * pt.c (convert_template_argument): Immediately return error_mark_node
103 if the second argument is erroneous.
104 * parser.c (cp_parser_type_id): Add location_t * parameter.
105 (cp_parser_type_id_1): Likewise.
106 (cp_parser_alias_declaration): Adjust cp_parser_type_id call,
107 obtain the location of the type and save it.
108 (cp_parser_template_type_arg): Adjust.
109 (cp_parser_trailing_type_id): Likewise.
110 * decl.c (grokdeclarator): Improve error message for 'auto' in
113 2018-10-08 Paolo Carlini <paolo.carlini@oracle.com>
116 * pt.c (do_decl_instantiation): Per 12.6.8/5, a concept cannot be
117 explicitly instantiated.
119 2018-10-05 David Malcolm <dmalcolm@redhat.com>
122 * call.c (build_over_call): Build a vec of locations of the
123 arguments before the call to maybe_constant_value, and pass to
124 check_function_arguments.
125 * cp-lang.c (LANG_HOOKS_GET_SUBSTRING_LOCATION): Define as
126 c_get_substring_location.
127 * parser.c (cp_parser_string_literal): Capture string
128 concatenation locations.
130 2018-10-04 Nathan Sidwell <nathan@acm.org>
132 * lang-specs.h: Use string contatenation, not line splicing.
134 2018-10-03 Jason Merrill <jason@redhat.com>
136 Implement P0840, language support for empty objects.
137 * tree.c (handle_no_unique_addr_attribute): New.
138 (cxx_attribute_table): Add [[no_unique_address]].
139 * class.c (field_poverlapping_p): New.
140 (layout_class_type): Check it. Adjust DECL_SIZE of potentially
142 (layout_empty_base_or_field): Rename from layout_empty_base, handle
144 (build_base_field, record_subobject_offsets): Adjust.
146 2018-10-03 Martin Liska <mliska@suse.cz>
148 PR gcov-profile/86109
149 * parser.c (cp_parser_lambda_declarator_opt):
150 Set DECL_LAMBDA_FUNCTION for lambdas.
152 2018-10-02 Richard Biener <rguenther@suse.de>
154 * name-lookup.c (check_local_shadow): Do not test DECL_FROM_INLINE.
156 2018-09-28 Eric Botcazou <ebotcazou@adacore.com>
157 Pierre-Marie de Rodat <derodat@adacore.com>
159 * method.c (use_thunk): Adjust call to cgraph_node::create_thunk.
161 2018-09-28 Richard Biener <rguenther@suse.de>
163 * error.c (cp_print_error_function): Simplify by eliding
164 the BLOCK_ABSTRACT_ORIGIN chasing.
166 2018-09-27 Paolo Carlini <paolo.carlini@oracle.com>
169 * semantics.c (finish_unary_op_expr): Check return value of
170 build_x_unary_op for error_mark_node.
172 2018-09-25 Jakub Jelinek <jakub@redhat.com>
175 * constexpr.c (cxx_eval_constant_expression) <case OBJ_TYPE_REF>: Only
176 look through COMPONENT_REFs with DECL_FIELD_IS_BASE FIELD_DECLs.
178 2018-09-25 Martin Liska <mliska@suse.cz>
180 * name-lookup.c (namespace_scope_ht_size): Remove
182 * parser.c (cp_lexer_next_token_is_not_keyword): Likewise.
184 2018-09-24 Paolo Carlini <paolo.carlini@oracle.com>
187 * method.c (lazily_declare_fn): During error-recovery add_method
190 2018-09-21 Marek Polacek <polacek@redhat.com>
192 PR c++/87372 - __func__ constexpr evaluation.
193 * constexpr.c (maybe_constant_init_1): Pass false for strict down to
194 cxx_eval_outermost_constant_expr.
196 2018-09-20 Marek Polacek <polacek@redhat.com>
198 PR c++/87109 - wrong ctor with maybe-rvalue semantics.
199 * call.c (build_user_type_conversion_1): Refine the maybe-rvalue
200 check to only return if we're converting the return value to a base
203 2018-09-20 Allan Sandfeld Jensen <allan.jensen@qt.io>
205 * g++spec.c (lang_specific_driver): Handle -r like -nostdlib.
207 2018-09-20 Jason Merrill <jason@redhat.com>
209 PR c++/87075 - ICE with constexpr array initialization.
210 * constexpr.c (cxx_eval_vec_init_1): Handle trivial initialization.
212 2018-09-19 Marek Polacek <polacek@redhat.com>
214 Add -Wclass-conversion.
215 * decl.c (grok_op_properties): Change a warning from -Wconversion to
216 -Wclass-conversion. Make it print the types.
218 2018-09-19 Paolo Carlini <paolo.carlini@oracle.com>
221 * parser.c (cp_parser_initializer_list): Assign error_mark_node
222 to the index upon error.
224 2018-09-19 Marek Polacek <polacek@redhat.com>
226 PR c++/87357 - missing -Wconversion warning
227 * decl.c (grok_op_properties): Remove diagnostic parts mentioning
228 a conversion to a reference to void. Use
229 same_type_ignoring_top_level_qualifiers_p rather than comparing types
232 2018-09-18 Marek Polacek <polacek@redhat.com>
234 P1064R0 - Allowing Virtual Function Calls in Constant Expressions
235 * call.c (build_over_call): No longer check if we're outside a template
237 * class.c (build_vtbl_initializer): Build vtable's constructor with
239 * constexpr.c (cxx_eval_constant_expression): Don't ignore _vptr's
240 initializer. Handle OBJ_TYPE_REF.
241 (potential_constant_expression_1): Handle OBJ_TYPE_REF.
242 * decl.c (maybe_commonize_var): Bail out for any DECL_ARTIFICIAL.
243 (initialize_artificial_var): Mark the variable as constexpr.
244 (grokdeclarator): Change error to pedwarn. Only warn when
245 pedantic and not C++2a.
247 2018-09-18 Paolo Carlini <paolo.carlini@oracle.com>
250 * cp-tree.h (NON_ERROR): New.
251 * pt.c (auto_hash::hash): Use it.
252 (do_auto_deduction): Likewise.
254 2018-09-18 Nathan Sidwell <nathan@acm.org>
257 * name-lookup.c (check_local_shadow): Ignore auto types.
259 2018-09-17 David Malcolm <dmalcolm@redhat.com>
261 * error.c (range_label_for_type_mismatch::get_text): Update for
264 2018-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
266 * typeck2.c (digest_init_r): Fix overlength strings.
268 2018-09-13 Ville Voutilainen <ville.voutilainen@gmail.com>
271 * method.c (constructible_expr): We're in an unevaluated context
272 in all cases, not just for class targets.
274 2018-09-12 David Malcolm <dmalcolm@redhat.com>
277 * call.c (struct conversion_info): Add "loc" field.
278 (arg_conversion_rejection): Add "loc" param, using it to
279 initialize the new field.
280 (bad_arg_conversion_rejection): Likewise.
281 (explicit_conversion_rejection): Initialize the new field to
283 (template_conversion_rejection): Likewise.
284 (add_function_candidate): Pass on the argument location to the new
285 param of arg_conversion_rejection.
286 (add_conv_candidate): Likewise.
287 (build_builtin_candidate): Likewise.
288 (build_user_type_conversion_1): Likewise.
289 (single_z_candidate): New function.
290 (maybe_get_bad_conversion_for_unmatched_call): New function.
291 (complain_about_bad_argument): New function, based on part of
292 convert_for_assignment.
293 (build_new_method_call_1): Split out handling of the "no viable
294 candidates" case into...
295 (complain_about_no_candidates_for_method_call): ...this new
296 function, and use the new functions above to special-case the
297 handling of a single non-viable candidate due to a bad argument.
298 * cp-tree.h (complain_about_bad_argument): New decl.
299 * typeck.c (convert_for_assignment): Split out one error-handling
300 case into complain_about_bad_argument.
302 2018-09-09 Cesar Philippidis <cesar@codesourcery.com>
303 Julian Brown <julian@codesourcery.com>
306 * semantics.c (finish_omp_clauses): Treat C++ references the same in
309 2018-08-28 Martin Liska <mliska@suse.cz>
311 * constexpr.c (cxx_eval_call_expression): Add quotes
312 to -fconstexpr-depth=.
314 2018-09-10 Marek Polacek <polacek@redhat.com>
316 * class.c (build_vtbl_ref): Remove.
317 (build_vtbl_ref_1): Rename to build_vtbl_ref.
318 (build_vfn_ref): Call build_vtbl_ref instead of build_vtbl_ref_1.
320 2018-09-08 Marek Polacek <polacek@redhat.com>
322 PR c++/87150 - wrong ctor with maybe-rvalue semantics.
323 * call.c (struct conversion): Update commentary.
324 (standard_conversion): Set rvaluedness_matches_p if LOOKUP_PREFER_RVALUE
327 2018-09-08 Jason Merrill <jason@redhat.com>
329 PR c++/86678 - constexpr function with non-constant after return.
330 * constexpr.c (potential_constant_expression_1): Add jump_target.
331 (breaks): Check for BREAK_STMT.
332 (continues): Check for CONTINUE_STMT.
334 2018-09-08 Marek Polacek <polacek@redhat.com>
336 * cxx-pretty-print.c (cxx_pretty_printer::statement) <case
337 RANGE_FOR_SMT>: Handle RANGE_FOR_INIT_STMT.
339 2018-09-07 Marek Polacek <polacek@redhat.com>
341 PR c++/87152 - range-based for loops with initializer broken in templates.
342 * constexpr.c (potential_constant_expression_1) <case RANGE_FOR_STMT>:
343 Recur into RANGE_FOR_INIT_STMT.
344 * cp-tree.def: Add RANGE_FOR_INIT_STMT to RANGE_FOR_STMT.
345 * cp-tree.h (RANGE_FOR_INIT_STMT): Define.
346 * dump.c (cp_dump_tree) <case RANGE_FOR_STMT>: Also dump
348 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Recur into
350 * semantics.c (begin_range_for_stmt): Adjust call to build_stmt.
351 Do put the init statement in RANGE_FOR_INIT_STMT.
352 (finish_range_for_decl): Pop it for templates.
354 2018-09-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
356 * decl.c (check_initializer): Call cp_complete_array_type.
358 2018-09-05 Marek Polacek <polacek@redhat.com>
360 PR c++/87109, wrong overload with ref-qualifiers.
361 * call.c (build_user_type_conversion_1): Use NULL instead of 0. Bail
362 out if performing the maybe-rvalue overload resolution and a conversion
363 function is getting called.
365 PR c++/86982, -Wreturn-local-addr and std::move and std::forward.
366 * typeck.c (maybe_warn_about_returning_address_of_local): Handle calls
367 to std::move or std::forward.
368 (is_std_forward_p): New function.
370 2018-09-05 Pádraig Brady <p@draigbrady.com>
373 * lambda.c (prune_lambda_captures): Protect against const_vars.get
376 2018-09-04 Marek Polacek <polacek@redhat.com>
378 * cp-tree.h (treat_lvalue_as_rvalue_p): Declare.
379 * except.c (build_throw): Use it. Use CP_TYPE_VOLATILE_P.
380 * typeck.c (treat_lvalue_as_rvalue_p): No longer static. Add PARM_OK
382 (maybe_warn_pessimizing_move): Adjust treat_lvalue_as_rvalue_p call.
383 (check_return_expr): Likewise.
385 2018-09-03 Paolo Carlini <paolo.carlini@oracle.com>
388 * constraint.cc (finish_shorthand_constraint): Early return if the
389 constraint is erroneous.
391 2018-09-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
393 * decl.c (eval_check_narrowing): Remove.
394 (check_initializer): Move call to braced_list_to_string from here ...
395 * typeck2.c (store_init_value): ... to here.
396 (digest_init_r): Remove handing of signed/unsigned char strings.
398 2018-08-31 Nathan Sidwell <nathan@acm.org>
402 * name-lookup.c (name_lookup::search_namespace): Don't look at
403 inlines when searching for NULL names.
405 * decl.c (decls_match): Remove SYSTEM_IMPLICIT_EXTERN_C matching
406 of return types and parms.
407 * parser.c (cp_parser_parameter_declaration_clause): Likewise,
408 '()' always means '(void)'.
410 2018-08-29 Jakub Jelinek <jakub@redhat.com>
413 * decl.c (begin_destructor_body): If current_class_type has
414 virtual bases and the primary base is nearly empty virtual base,
415 voidify clearing of vptr and make it conditional on in-charge
418 2018-08-29 Paolo Carlini <paolo.carlini@oracle.com>
421 * parser.c (cp_parser_introduction_list): If cp_parser_identifier
422 returns error_mark_node early exit the loop.
423 (cp_parser_template_introduction): Improve error-recovery, remove
424 error call about empty introduction-list.
426 2018-08-29 David Malcolm <dmalcolm@redhat.com>
429 * call.c (print_conversion_rejection): Add "fn" param and use it
430 for "no known conversion" messages to underline the pertinent
432 (print_z_candidate): Supply "fn" to the new param above.
434 2018-08-29 Jakub Jelinek <jakub@redhat.com>
437 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: If
438 processing_template_decl and decl is structured binding decl, call
441 2018-08-28 Paolo Carlini <paolo.carlini@oracle.com>
444 * decl.c (finish_case_label): If the type is erroneous early
445 return error_mark_node.
447 2018-08-27 David Malcolm <dmalcolm@redhat.com>
450 * parser.c (cp_parser_diagnose_invalid_type_name): Add fix-it
453 2018-08-27 Jakub Jelinek <jakub@redhat.com>
456 * cp-tree.h (cxx_readonly_error): Add location_t argument.
457 * typeck2.c (cxx_readonly_error): Add LOC argument, pass it to
458 ERROR_FOR_ASSIGNMENT macro and readonly_error. Add LOC argument
459 to ERROR_FOR_ASSIGNMENT macro, use error_at instead of error and
460 pass LOC to it. Formatting fixes.
461 * typeck.c (cp_build_unary_op): Pass location to cxx_readonly_error.
462 (cp_build_modify_expr): Pass loc to cxx_readonly_error.
463 * semantics.c (finish_asm_stmt): Pass input_location to
466 2018-08-27 David Malcolm <dmalcolm@redhat.com>
469 * decl.c (grokdeclarator): Update for conversion of show_caret_p
471 * error.c (cp_printer): Likewise.
472 * name-lookup.c (maybe_suggest_missing_std_header): Update call to
473 maybe_add_include_fixit to suggest overriding the location, as it
475 * parser.c (cp_parser_string_literal): Update for conversion of
476 show_caret_p to a tri-state.
477 (cp_parser_elaborated_type_specifier): Likewise.
478 (set_and_check_decl_spec_loc): Likewise.
479 * pt.c (listify): Update call to maybe_add_include_fixit to not
480 override the location, as it is for an error.
481 * rtti.c (typeid_ok_p): Likewise.
483 2018-08-27 Martin Liska <mliska@suse.cz>
485 * call.c (build_call_a): Use new function
486 fndecl_built_in_p and remove check for FUNCTION_DECL if
488 (build_cxx_call): Likewise.
489 * constexpr.c (constexpr_fn_retval): Likewise.
490 (cxx_eval_builtin_function_call): Likewise.
491 (cxx_eval_call_expression): Likewise.
492 (potential_constant_expression_1): Likewise.
493 * cp-gimplify.c (cp_gimplify_expr): Likewise.
495 * decl.c (decls_match): Likewise.
496 (validate_constexpr_redeclaration): Likewise.
497 (duplicate_decls): Likewise.
498 (make_rtl_for_nonlocal_decl): Likewise.
499 * name-lookup.c (consider_binding_level): Likewise.
500 (cp_emit_debug_info_for_using): Likewise.
501 * semantics.c (finish_call_expr): Likewise.
502 * tree.c (builtin_valid_in_constant_expr_p): Likewise.
504 2018-08-26 Marek Polacek <polacek@redhat.com>
507 * typeck.c (maybe_warn_pessimizing_move): Do nothing in a template.
509 PR c++/87029, Implement -Wredundant-move.
510 * typeck.c (treat_lvalue_as_rvalue_p): New function.
511 (maybe_warn_pessimizing_move): Call convert_from_reference.
512 Warn about redundant moves.
514 2018-08-24 Marek Polacek <polacek@redhat.com>
518 * decl.c (grokdeclarator): Disallow functions with trailing return
519 type with decltype(auto) as its type. Also check the function if
520 it's inner declarator doesn't exist
522 2018-08-21 Marek Polacek <polacek@redhat.com>
525 * parser.c (cp_parser_lambda_introducer): Give error if a non-local
526 lambda has a capture-default.
528 2018-08-21 Paolo Carlini <paolo.carlini@oracle.com>
530 * decl.c (check_static_variable_definition): Change to return void.
532 2018-08-21 Marek Polacek <polacek@redhat.com>
534 PR c++/86981, Implement -Wpessimizing-move.
535 * typeck.c (decl_in_std_namespace_p): New.
536 (is_std_move_p): New.
537 (maybe_warn_pessimizing_move): New.
538 (can_do_nrvo_p): New, factored out of ...
539 (check_return_expr): ... here. Warn about potentially harmful
540 std::move in a return statement.
543 * call.c (standard_conversion): Set check_narrowing.
544 * typeck2.c (check_narrowing): Use CP_INTEGRAL_TYPE_P rather
545 than comparing with INTEGER_TYPE.
547 * cp-tree.h: Fix typo.
549 2018-08-20 David Malcolm <dmalcolm@redhat.com>
552 * call.c (build_user_type_conversion_1): Add auto_diagnostic_group
554 (print_error_for_call_failure): Likewise.
555 (build_op_call_1): Likewise.
556 (build_conditional_expr_1): Likewise.
557 (build_new_op_1): Likewise.
558 (build_op_delete_call): Likewise.
559 (convert_like_real): Likewise.
560 (build_over_call): Likewise.
561 (build_new_method_call_1): Likewise.
563 * class.c (check_tag): Likewise.
564 (finish_struct_anon_r): Likewise.
565 (one_inherited_ctor): Likewise.
566 (finalize_literal_type_property): Likewise.
567 (explain_non_literal_class): Likewise.
568 (find_flexarrays): Likewise.
569 (resolve_address_of_overloaded_function): Likewise.
570 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
571 (is_valid_constexpr_fn): Likewise.
572 (cx_check_missing_mem_inits): Likewise.
573 * cp-gimplify.c (cp_genericize_r): Likewise.
574 * cvt.c (maybe_warn_nodiscard): Likewise.
575 * decl.c (warn_extern_redeclared_static): Likewise.
576 (check_redeclaration_exception_specification): Likewise.
577 (check_no_redeclaration_friend_default_args): Likewise.
578 (duplicate_decls): Likewise.
579 (redeclaration_error_message): Likewise.
580 (warn_misplaced_attr_for_class_type): Likewise.
581 * decl2.c (finish_static_data_member_decl): Likewise.
582 (no_linkage_error): Likewise.
583 (cp_warn_deprecated_use): Likewise.
584 * error.c (qualified_name_lookup_error): Likewise.
585 * friend.c (make_friend_class): Likewise.
586 (do_friend): Likewise.
587 * init.c (perform_member_init): Likewise.
588 (build_new_1): Likewise.
589 (build_vec_delete_1): Likewise.
590 (build_delete): Likewise.
591 * lex.c (unqualified_name_lookup_error): Likewise.
592 * name-lookup.c (check_extern_c_conflict): Likewise.
593 (inform_shadowed): New function.
594 (check_local_shadow): Add auto_diagnostic_group instances,
595 replacing goto "inform_shadowed" label with call to subroutine.
596 (set_local_extern_decl_linkage): Add auto_diagnostic_group
598 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
599 (cp_parser_namespace_name): Likewise.
600 * pt.c (check_specialization_namespace): Likewise.
601 (check_template_variable): Likewise.
602 (warn_spec_missing_attributes): Likewise.
603 (check_explicit_specialization): Likewise.
604 (process_partial_specialization): Likewise.
605 (lookup_template_class_1): Likewise.
606 (finish_template_variable): Likewise.
607 (do_auto_deduction): Likewise.
608 * search.c (check_final_overrider): Likewise.
609 (look_for_overrides_r): Likewise.
610 * tree.c (maybe_warn_parm_abi): Likewise.
611 * typeck.c (cxx_sizeof_expr): Likewise.
612 (cp_build_function_call_vec): Likewise.
613 (cp_build_binary_op): Likewise.
614 (convert_for_assignment): Likewise.
615 (maybe_warn_about_returning_address_of_local): Likewise.
616 * typeck2.c (abstract_virtuals_error_sfinae): Likewise.
617 (check_narrowing): Likewise.
619 2018-08-17 David Malcolm <dmalcolm@redhat.com>
621 * typeck.c (string_conv_p): Extract location from EXP and use it
622 in preference to input_location when issuing warnings.
624 2018-08-15 David Malcolm <dmalcolm@redhat.com>
626 * call.c: Include "gcc-rich-location.h".
627 (convert_like_real): Add range label for "invalid conversion"
629 (perform_implicit_conversion_flags): Add type label to the
630 "could not convert" error.
631 * error.c: Include "gcc-rich-location.h".
632 (range_label_for_type_mismatch::get_text): New function.
633 * typeck.c (convert_for_assignment): Add type label to
634 the "cannot convert" error if a location is available.
636 2018-08-15 Paolo Carlini <paolo.carlini@oracle.com>
638 * decl.c (check_previous_goto_1): When decl_jump_unsafe returns 2
639 emit an error instead of a permerror.
641 2018-08-13 Marek Polacek <polacek@redhat.com>
644 * call.c (struct conversion): Add check_narrowing_const_only.
645 (build_converted_constant_expr): Set check_narrowing and
646 check_narrowing_const_only. Give error if expr is error node.
647 (convert_like_real): Pass it to check_narrowing.
648 * cp-tree.h (check_narrowing): Add a default parameter.
649 * decl.c (compute_array_index_type): Use input_location instead of
651 * pt.c (convert_nontype_argument): Return NULL_TREE if tf_error.
652 * typeck2.c (check_narrowing): Don't warn for instantiation-dependent
653 expressions. Call maybe_constant_value instead of
654 fold_non_dependent_expr. Don't mention { } in diagnostic. Only check
655 narrowing for constants if CONST_ONLY.
657 2018-08-13 Martin Sebor <msebor@redhat.com>
659 PR tree-optimization/71625
660 * decl.c (check_initializer): Call braced_list_to_string.
661 (eval_check_narrowing): New function.
662 * gcc/cp/typeck2.c (digest_init_r): Accept strings literals
663 as initilizers for all narrow character types.
665 2018-08-13 Marek Polacek <polacek@redhat.com>
667 P0806R2 - Deprecate implicit capture of this via [=]
668 * lambda.c (add_default_capture): Formatting fixes. Warn about
669 deprecated implicit capture of this via [=].
672 * decl.c (create_array_type_for_decl): Handle null name.
674 2018-08-10 Jason Merrill <jason@redhat.com>
676 PR c++/86728 - C variadic generic lambda.
677 * parser.c (cp_parser_parameter_declaration): Don't turn 'auto' into
678 a pack if it's followed by a declarator-id.
680 2018-08-08 Jakub Jelinek <jakub@redhat.com>
682 P0595R1 - is_constant_evaluated
683 * cp-tree.h (enum cp_built_in_function): New.
684 (maybe_constant_init): Add pretend_const_required argument.
685 * typeck2.c (store_init_value): Pass true as new argument to
687 * constexpr.c (constexpr_fn_retval): Check also DECL_BUILT_IN_CLASS
688 for BUILT_IN_UNREACHABLE.
689 (struct constexpr_ctx): Add pretend_const_required field.
690 (cxx_eval_builtin_function_call): Use DECL_IS_BUILTIN_CONSTANT_P
691 macro. Handle CP_BUILT_IN_IS_CONSTANT_EVALUATED. Check also
692 DECL_BUILT_IN_CLASS for BUILT_IN_UNREACHABLE.
693 (cxx_eval_outermost_constant_expr): Add pretend_const_required
694 argument, initialize pretend_const_required field in ctx. If the
695 result is TREE_CONSTANT and non_constant_p, retry with
696 pretend_const_required false if it was true.
697 (is_sub_constant_expr): Initialize pretend_const_required_field in
699 (cxx_constant_value): Pass true as pretend_const_required to
700 cxx_eval_outermost_constant_expr.
701 (maybe_constant_value): Pass false as pretend_const_required to
702 cxx_eval_outermost_constant_expr.
703 (fold_non_dependent_expr): Likewise.
704 (maybe_constant_init_1): Add pretend_const_required argument, pass it
705 down to cxx_eval_outermost_constant_expr. Pass !allow_non_constant
706 instead of false as strict to cxx_eval_outermost_constant_expr.
707 (maybe_constant_init): Add pretend_const_required argument, pass it
708 down to maybe_constant_init_1.
709 (cxx_constant_init): Pass true as pretend_const_required to
710 maybe_constant_init_1.
711 * cp-gimplify.c (cp_gimplify_expr): Handle CALL_EXPRs to
712 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
713 (cp_fold): Don't fold CP_BUILT_IN_IS_CONSTANT_EVALUATED calls.
714 * decl.c: Include langhooks.h.
715 (cxx_init_decl_processing): Register __builtin_is_constant_evaluated
717 * tree.c (builtin_valid_in_constant_expr_p): Return true for
718 CP_BUILT_IN_IS_CONSTANT_EVALUATED.
719 * pt.c (declare_integer_pack): Initialize DECL_FUNCTION_CODE.
722 * pt.c (tsubst_expr): For structured bindings, call tsubst_decomp_names
723 before tsubst_init, not after it.
726 * constexpr.c (cxx_eval_binary_expression): For arithmetics involving
727 NULL pointer set *non_constant_p to true.
728 (cxx_eval_component_reference): For dereferencing of a NULL pointer,
729 set *non_constant_p to true and return t.
731 2018-08-07 Paolo Carlini <paolo.carlini@oracle.com>
734 * decl.c (check_no_redeclaration_friend_default_args): New.
735 (duplicate_decls): Use the latter; also check that a friend
736 declaration specifying default arguments is a definition.
738 2018-08-07 Ville Voutilainen <ville.voutilainen@gmail.com>
741 * name-lookup.c (check_local_shadow): Reject captures and parameters
744 2018-08-06 Marek Polacek <polacek@redhat.com>
747 * constexpr.c (cxx_eval_statement_list): Handle continue.
749 2018-08-03 David Malcolm <dmalcolm@redhat.com>
750 Jonathan Wakely <jwakely@redhat.com>
752 * decl.c: Include "gcc-rich-location.h".
753 (add_return_star_this_fixit): New function.
754 (finish_function): When warning about missing return statements in
755 functions returning non-void, add a "return *this;" fix-it hint for
756 assignment operators.
758 2018-08-03 Jason Merrill <jason@redhat.com>
761 * class.c (build_base_path): Use currently_open_class.
763 2018-08-02 David Malcolm <dmalcolm@redhat.com>
765 * error.c (cxx_print_error_function): Duplicate "file" before
766 passing it to pp_set_prefix.
767 (cp_print_error_function): Use pp_take_prefix when saving the
770 2018-08-02 Richard Biener <rguenther@suse.de>
773 * class.c (layout_class_type): Copy TYPE_TYPELESS_STORAGE
774 to the CLASSTYPE_AS_BASE.
776 2018-08-01 Martin Sebor <msebor@redhat.com>
778 PR tree-optimization/86650
779 * error.c (cp_printer): Move usage of EXPR_LOCATION (t) and
780 TREE_BLOCK (t) from within percent_K_format to this callsite.
782 2018-08-01 Paolo Carlini <paolo.carlini@oracle.com>
785 * class.c (note_name_declared_in_class): Use location_of in permerror
786 instead of DECL_SOURCE_LOCATION (for OVERLOADs).
788 2018-07-31 Tom de Vries <tdevries@suse.de>
791 * optimize.c (update_cloned_parm): Copy DECL_BY_REFERENCE.
793 2018-07-31 Jakub Jelinek <jakub@redhat.com>
795 P1008R1 - prohibit aggregates with user-declared constructors
796 * class.c (check_bases_and_members): For C++2a set
797 CLASSTYPE_NON_AGGREGATE based on TYPE_HAS_USER_CONSTRUCTOR rather than
798 type_has_user_provided_or_explicit_constructor.
800 2018-07-31 Martin Liska <mliska@suse.cz>
803 * parser.c (cp_parser_condition): Initialize non_constant_p
806 2018-07-28 David Malcolm <dmalcolm@redhat.com>
808 * error.c (cp_printer): In the leading comment, move "%H" and "%I"
809 into alphabetical order, and add missing "%G" and "%K". Within
810 the switch statement, move cases 'G', 'H', 'I' and 'K' so that the
811 cases are in alphabetical order.
813 2018-07-25 Jakub Jelinek <jakub@redhat.com>
815 * cp-tree.h (enum cp_tree_index): Add
816 CPTI_{ABI_TAG,ALIGNED,BEGIN,END,GET,TUPLE_{ELEMENT,SIZE}}_IDENTIFIER
817 and CPTI_{GNU,TYPE,VALUE,FUN,CLOSURE}_IDENTIFIER.
818 (abi_tag_identifier, aligned_identifier, begin_identifier,
819 end_identifier, get__identifier, gnu_identifier,
820 tuple_element_identifier, tuple_size_identifier, type_identifier,
821 value_identifier, fun_identifier, closure_identifier): Define.
822 * decl.c (initialize_predefined_identifiers): Initialize the above
824 (get_tuple_size): Use tuple_size_identifier instead of
825 get_identifier ("tuple_size") and value_identifier instead of
826 get_identifier ("value").
827 (get_tuple_element_type): Use tuple_element_identifier instead of
828 get_identifier ("tuple_element") and type_identifier instead of
829 get_identifier ("type").
830 (get_tuple_decomp_init): Use get__identifier instead of
831 get_identifier ("get").
832 * lambda.c (maybe_add_lambda_conv_op): Use fun_identifier instead of
833 get_identifier ("_FUN").
834 * parser.c (cp_parser_lambda_declarator_opt): Use closure_identifier
835 instead of get_identifier ("__closure").
836 (cp_parser_std_attribute): Use gnu_identifier instead of
837 get_identifier ("gnu").
838 (cp_parser_std_attribute_spec): Likewise. Use aligned_identifier
839 instead of get_identifier ("aligned").
840 * class.c (check_abi_tags, inherit_targ_abi_tags): Use
841 abi_tag_identifier instead of get_identifier ("abi_tag").
844 * cp-tree.h (enum cp_tree_index): Add
845 CPTI_FOR_{RANGE,BEGIN,END}{,_}_IDENTIFIER.
846 (for_range__identifier, for_begin__identifier, for_end__identifier,
847 for_range_identifier, for_begin_identifier, for_end_identifier):
849 * decl.c (initialize_predefined_identifiers): Initialize
850 for_{range,begin,end}{,_}_identifier.
851 * parser.c (build_range_temp): Use for_range__identifier instead of
852 get_identifier ("__for_range").
853 (cp_convert_range_for): Use for_begin__identifier and
854 for_end__identifier instead of get_identifier ("__for_begin") and
855 get_identifier ("__for_end").
856 * semantics.c (finish_for_stmt): Rename "__for_{range,begin,end} "
857 local symbols to "__for_{range,begin,end}".
859 2018-07-23 Jakub Jelinek <jakub@redhat.com>
862 * cp-gimplify.c (cp_fold): Don't fold comparisons into other kind
863 of expressions other than INTEGER_CST regardless of TREE_NO_WARNING
864 or warn_nonnull_compare.
866 2018-07-19 Paolo Carlini <paolo.carlini@oracle.com>
868 Revert fix for c++/59480 (and testsuite followup)
870 2019-07-18 Paolo Carlini <paolo.carlini@oracle.com>
873 * decl.c (check_no_redeclaration_friend_default_args): New.
874 (duplicate_decls): Use the latter; also check that a friend
875 declaration specifying default arguments is a definition.
877 2018-07-18 Jakub Jelinek <jakub@redhat.com>
880 * parser.c (cp_parser_decl_specifier_seq): Diagnose invalid type
881 specifier if CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR.
883 2018-07-18 Marek Polacek <polacek@redhat.com>
885 PR c++/86190 - bogus -Wsign-conversion warning
886 * typeck.c (cp_build_binary_op): Fix formatting. Add a warning
889 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
892 * decl.c (check_no_redeclaration_friend_default_args): New.
893 (duplicate_decls): Use the latter; also check that a friend
894 declaration specifying default arguments is a definition.
896 2018-07-18 Paolo Carlini <paolo.carlini@oracle.com>
898 * class.c (note_name_declared_in_class): Prefer permerror + inform
899 to a pair of permerrors; use DECL_SOURCE_LOCATION.
901 2018-07-18 Richard Biener <rguenther@suse.de>
904 * decl2.c (c_parse_final_cleanups): Call write_out_vars before
905 start_static_storage_duration_function sets current_function_decl.
907 2018-07-17 Jason Merrill <jason@redhat.com>
909 PR c++/86480 - nested variadic lambda and constexpr if.
910 * pt.c (find_parameter_packs_r) [IF_STMT]: Don't walk into
912 * tree.c (cp_walk_subtrees) [DECLTYPE_TYPE]: Set
913 cp_unevaluated_operand.
914 [ALIGNOF_EXPR] [SIZEOF_EXPR] [NOEXCEPT_EXPR]: Likewise.
916 2018-07-16 Paolo Carlini <paolo.carlini@oracle.com>
918 * class.c (resolve_address_of_overloaded_function): Don't emit an
919 inform if the matching permerror returns false.
920 * pt.c (check_specialization_namespace): Likewise.
922 2018-07-16 Jakub Jelinek <jakub@redhat.com>
926 * cp-gimplify.c (cp_genericize_r): When using extern_decl_map, or
927 in TREE_USED flag from stmt to h->to.
929 2018-07-13 Nathan Sidwell <nathan@acm.org>
932 * pt.c (lookup_template_class_1): Use tsubst_aggr_type for
933 contexts that are classes.
934 * parser.c (cp_parser_template_id): Combine entering_scope decl &
937 2018-07-12 Jakub Jelinek <jakub@redhat.com>
939 * decl2.c (cplus_decl_attributes): Don't diagnose vars without mappable
940 type here, instead add "omp declare target implicit" attribute. Add
941 that attribute instead of "omp declare target" also when
942 processing_template_decl.
943 * decl.c (cp_finish_decl): Diagnose vars without mappable type here,
944 and before calling cp_omp_mappable_type call complete_type.
946 2018-07-10 Jakub Jelinek <jakub@redhat.com>
949 * cp-gimplify.c (cp_maybe_instrument_return): Skip trailing
953 * semantics.c (handle_omp_for_class_iterator): Remove lastp argument,
954 instead of setting *lastp turn orig_declv elt into a TREE_LIST.
955 (finish_omp_for): Adjust handle_omp_for_class_iterator caller.
956 * pt.c (tsubst_omp_for_iterator): Allow OMP_FOR_ORIG_DECLS to contain
957 TREE_LIST for both the original class iterator and the "last" helper
960 2018-07-09 Paolo Carlini <paolo.carlini@oracle.com>
962 * decl.c (grokdeclarator): Use rich_location::add_range in three
963 more places; include gcc-rich-location.h.
965 2018-07-07 Aldy Hernandez <aldyh@redhat.com>
967 * decl.c (build_enumerator): Change overflow type to overflow_type.
968 * init.c (build_new_1): Same.
970 2018-07-05 Nathan Sidwell <nathan@acm.org>
972 * cp/decl.c (decls_match): Check SYSTEM_IMPLICIT_EXTERN_C not
973 NO_IMPLICIT_EXTERN_C.
974 * cp/parser.c (cp_parser_parameter_declaration_clause): Likewise.
976 2018-07-04 Ville Voutilainen <ville.voutilainen@gmail.com>
979 * method.c (is_trivially_xible): Return false
980 if is_xible_helper returns a NULL_TREE.
982 2018-07-03 Paolo Carlini <paolo.carlini@oracle.com>
984 * decl.c (min_location): New.
985 (smallest_type_quals_location): Use the latter.
986 (check_concept_fn): Use DECL_SOURCE_LOCATION.
987 (grokdeclarator): Use accurate locations in a number of error
988 messages involving ds_thread, ds_storage_class, ds_virtual,
989 ds_constexpr, ds_typedef and ds_friend; exploit min_location.
991 2018-07-03 Marek Polacek <polacek@redhat.com>
994 * typeck.c (cp_build_binary_op): Check c_inhibit_evaluation_warnings.
996 2018-07-03 Jason Merrill <jason@redhat.com>
998 PR c++/86378 - functional cast in noexcept-specifier.
999 * tree.c (strip_typedefs_expr) [TREE_LIST]: Fix iteration.
1001 2018-07-02 Paolo Carlini <paolo.carlini@oracle.com>
1003 * parser.c (set_and_check_decl_spec_loc): Use rich_location::add_range
1004 in error message about __thread and thread_local at the same time.
1006 2018-06-29 Marek Polacek <polacek@redhat.com>
1009 * tree.c (cp_save_expr): Don't call save_expr for TARGET_EXPRs.
1011 2018-06-28 David Malcolm <dmalcolm@redhat.com>
1013 * parser.c (cp_parser_error_1): After issuing a conflict marker
1014 error, consume tokens until the end of the source line.
1016 2018-06-28 Jason Merrill <jason@redhat.com>
1018 PR c++/86342 - -Wdeprecated-copy and system headers.
1019 * decl2.c (cp_warn_deprecated_use): Don't warn about declarations
1022 2018-06-27 David Malcolm <dmalcolm@redhat.com>
1025 * name-lookup.c (consider_binding_level): Filter out names that
1026 match anon_aggrname_p.
1028 2018-06-27 Jason Merrill <jason@redhat.com>
1030 * name-lookup.c (do_pushtag): If we skip a class level, also skip
1033 2018-06-26 Jason Merrill <jason@redhat.com>
1035 PR c++/86320 - memory-hog with std::array of pair
1036 * typeck2.c (process_init_constructor_array): Only compute a
1037 constant initializer once.
1039 PR c++/80290 - memory-hog with std::pair.
1040 * pt.c (fn_type_unification): Add convs parameter.
1041 (check_non_deducible_conversion): Remember conversion.
1042 (check_non_deducible_conversions): New. Do checks here.
1043 (type_unification_real): Not here. Remove flags parm.
1044 * call.c (add_function_candidate): Make convs a parameter.
1045 Don't recalculate the conversion if it's already set.
1046 (add_template_candidate_real): Allocate convs here.
1047 (good_conversion, conv_flags): New.
1049 2018-06-26 Jakub Jelinek <jakub@redhat.com>
1052 * parser.c (cp_parser_omp_for_loop_init): Change for_block argument
1053 type from vec<tree, va_gc> * to vec<tree, va_gc> *&.
1055 2018-06-23 Paolo Carlini <paolo.carlini@oracle.com>
1057 * decl.c (bad_specifiers): Add const location_t* parameter and
1058 use locations in error messages about 'inline' and 'virtual'.
1059 (mark_inline_variable): Add location_t parameter and use it in
1060 error_at and pedwarn messages.
1061 (grokdeclarator): Use declspecs->locations[ds_constexpr],
1062 declspecs->locations[ds_concept], declspecs->locations[ds_virtual],
1063 declspecs->locations[ds_inline] in many error messages; adjust
1064 bad_specifiers and mark_inline_variable calls.
1065 (grokvardecl): Use declspecs->locations[ds_concept] in error message.
1067 2018-06-22 Jason Merrill <jason@redhat.com>
1069 PR c++/86219 - ICE with erroneous initializer in template.
1070 * constexpr.c (fold_non_dependent_expr): Add complain parm.
1071 * call.c, expr.c, init.c, pt.c, semantics.c, typeck.c, typeck2.c:
1073 * call.c (build_cxx_call): Don't mess with builtins in a template.
1074 * typeck2.c (store_init_value): If fold_non_dependent_expr didn't
1075 produce a constant value, go back to the uninstantiated form.
1077 Avoid taking the address of something just because it's in parens.
1078 * constexpr.c (same_type_ignoring_tlq_and_bounds_p): New.
1079 (cxx_fold_indirect_ref): Use it.
1080 (cxx_eval_constant_expression) [VIEW_CONVERT_EXPR]: Use it.
1081 * cp-tree.h (REF_PARENTHESIZED_P): Allow VIEW_CONVERT_EXPR.
1082 * semantics.c (force_paren_expr): Use VIEW_CONVERT_EXPR instead of
1083 static_cast to reference type.
1084 (maybe_undo_parenthesized_ref): Handle VIEW_CONVERT_EXPR.
1086 2018-06-21 Jason Merrill <jason@redhat.com>
1088 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
1090 * name-lookup.c (do_push_to_top_level): Don't allocate
1092 (do_pop_from_top_level): Release current_lang_base.
1094 Let -fmem-report see callers of cxx_make_type.
1095 * lex.c (cxx_make_type): Add MEM_STAT_DECL.
1096 (make_class_type): Likewise.
1097 (cxx_make_type_hook): New.
1098 * cp-objcp-common.h (LANG_HOOKS_MAKE_TYPE): Use cxx_make_type_hook.
1100 2018-06-20 Nathan Sidwell <nathan@acm.org>
1103 * friend.c (add_friend): Keep lookup sets of tempate sets.
1105 2018-06-20 Paolo Carlini <paolo.carlini@oracle.com>
1107 * decl.c (grokfndecl): Add const cp_decl_specifier_seq* parameter;
1108 tidy handling of a null location_t argument; use proper location
1109 information in a few additional error messages.
1110 (grokdeclarator): Update calls.
1112 2018-06-20 Chung-Lin Tang <cltang@codesourcery.com>
1113 Thomas Schwinge <thomas@codesourcery.com>
1114 Cesar Philippidis <cesar@codesourcery.com>
1116 * parser.c (cp_parser_omp_clause_name): Add support for finalize
1117 and if_present. Make present_or_{copy,copyin,copyout,create} aliases
1118 to their non-present_or_* counterparts. Make 'self' an alias to
1119 PRAGMA_OACC_CLAUSE_HOST.
1120 (cp_parser_oacc_data_clause): Update GOMP mappings for
1121 PRAGMA_OACC_CLAUSE_{COPY,COPYIN,COPYOUT,CREATE,DELETE}. Remove
1122 PRAGMA_OACC_CLAUSE_{SELF,PRESENT_OR_*}.
1123 (cp_parser_oacc_all_clauses): Handle finalize and if_present clauses.
1124 Remove support for present_or_* clauses.
1125 (OACC_KERNELS_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
1126 (OACC_PARALLEL_CLAUSE_MASK): Likewise.
1127 (OACC_DECLARE_CLAUSE_MASK): Likewise.
1128 (OACC_DATA_CLAUSE_MASK): Likewise.
1129 (OACC_ENTER_DATA_CLAUSE_MASK): Remove PRESENT_OR_* clauses.
1130 (OACC_EXIT_DATA_CLAUSE_MASK): Add FINALIZE clause.
1131 (OACC_UPDATE_CLAUSE_MASK): Remove SELF, add IF_PRESENT.
1132 (cp_parser_oacc_declare): Remove PRESENT_OR_* clauses.
1133 * pt.c (tsubst_omp_clauses): Handle IF_PRESENT and FINALIZE.
1134 * semantics.c (finish_omp_clauses): Handle IF_PRESENT and FINALIZE.
1136 2018-06-20 Marek Polacek <polacek@redhat.com>
1139 * constexpr.c (cxx_eval_constant_expression): Handle ABSU_EXPR.
1140 (fold_simple_1): Likewise.
1141 * error.c (dump_expr): Likewise.
1143 2018-06-20 Nathan Sidwell <nathan@acm.org>
1146 * cp-tree.h (lookup_keep): Drop KEEP parm.
1147 (lookup_list_keep): Delete.
1148 (maybe_get_fns): Declare.
1149 * parser.c (cp_parser_primary_expression): Call lookup_keep here.
1150 (cp_parser_template_id): Not here ...
1151 * decl.c (cp_finish_decl): ... nor here ...
1152 * init.c (build_raw_new_expr): ... nor here ...
1153 * pt.c (process_template_parm): ... nor here ...
1154 * semantics.c (perform_koenig_lookup): Call lookup_keep.
1155 (finish_call_expr): Not here.
1156 * tree.c (ovl_cache): Delete.
1157 (ovl_make, ovl_copy): No cache.
1158 (lookup_keep): Always keep.
1159 (lookup_list_keep): Delete.
1160 (maybe_get_fns): New, broken out of ...
1161 (get_fns): ... here. Call it.
1162 (built_min_nt_loc, build_min, build_min_non_dep): Drop lookup_keep.
1163 (build_min_nt_call_vec): Likewise.
1165 2018-06-19 Jason Merrill <jason@redhat.com>
1167 * cp-tree.h (CONSTRUCTOR_NO_IMPLICIT_ZERO): Remove.
1168 * constexpr.c: Use CONSTRUCTOR_NO_CLEARING instead.
1170 PR c++/86182 - ICE with anonymous union passed to template.
1171 * pt.c (tsubst_expr) [DECL_EXPR]: Handle an anonymous union type
1172 used to declare a named variable.
1174 2018-06-18 Jason Merrill <jason@redhat.com>
1176 * tree.c (cp_expr_location): New.
1177 * cp-tree.h (cp_expr_loc_or_loc): New.
1178 * call.c, cvt.c, constexpr.c, constraint.cc, cp-gimplify.c, decl.c,
1179 error.c, init.c, lex.c, parser.c, pt.c, semantics.c, typeck.c,
1180 typeck2.c: Use it instead of EXPR_LOC_OR_LOC.
1182 * parser.c (cp_parser_lambda_expression): Use a range for
1183 LAMBDA_EXPR_LOCATION.
1185 PR c++/86200 - ICE with unexpanded pack in lambda parameter.
1186 * pt.c (find_parameter_packs_r) [LAMBDA_EXPR]: Also look into the
1189 PR c++/81060 - ICE with unexpanded parameter pack.
1190 * pt.c (check_for_bare_parameter_packs): Add loc parameter.
1191 * decl.c (grokdeclarator): Call it for qualifying_scope.
1193 PR c++/86171 - ICE with recursive alias instantiation.
1194 * pt.c (tsubst_decl): Handle recursive alias instantiation.
1196 2018-06-18 Paolo Carlini <paolo.carlini@oracle.com>
1198 * decl.c (duplicate_decls): Consistently use DECL_SOURCE_LOCATION
1199 in errors about redefined default arguments; tidy.
1201 2018-06-16 Kugan Vivekanandarajah <kuganv@linaro.org>
1203 * constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
1204 * cp-gimplify.c (cp_fold): Likewise.
1206 2018-06-15 Jason Merrill <jason@redhat.com>
1208 PR c++/86147 - wrong capture for template argument.
1209 * expr.c (mark_use): Look through NOP_EXPR.
1211 * name-lookup.c (do_pushtag): Don't look through complete types, but
1212 don't add to them either. Get context from current_binding_level.
1213 * pt.c (tsubst_default_argument): Use push_to/pop_from_top_level.
1215 * decl.c (start_enum): Do compare dependent underlying type.
1217 PR c++/82882 - ICE with lambda in template default argument.
1218 * lambda.c (record_null_lambda_scope): New.
1219 * pt.c (tsubst_lambda_expr): Use it.
1220 * name-lookup.c (do_pushtag): Don't give a lambda DECL_CONTEXT of a
1221 function that isn't open.
1223 * tree.c (maybe_warn_parm_abi): Inform the location of the class.
1225 2018-06-14 Marek Polacek <polacek@redhat.com>
1228 * decl2.c (cp_check_const_attributes): Skip trees that are not
1231 2018-06-14 Jakub Jelinek <jakub@redhat.com>
1233 P0624R2 - Default constructible and assignable stateless lambdas
1234 * method.c (synthesized_method_walk): For C++2a don't mark
1235 sfk_constructor or sfk_copy_assignment as deleted if lambda has
1238 2018-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1240 * decl.c (duplicate_decls): Use DECL_SOURCE_LOCATION in
1241 OPT_Wshadow warning_at.
1242 (grokfndecl): Consistently use the location_t argument in
1243 literal operator diagnostic messages.
1244 (grokdeclarator): Use declspecs->locations[ds_storage_class]
1246 * decl2.c (finish_static_data_member_decl): Use DECL_SOURCE_LOCATION
1249 2018-06-13 Jason Merrill <jason@redhat.com>
1251 PR c++/86099 - ICE with trivial copy and non-trivial default ctor.
1252 * constexpr.c (instantiate_cx_fn_r): Don't synthesize trivial
1255 PR c++/86094 - wrong code with defaulted move ctor.
1256 * class.c (classtype_has_non_deleted_move_ctor): New.
1257 * tree.c (maybe_warn_parm_abi, type_has_nontrivial_copy_init):
1258 Handle v12 breakage.
1260 2018-06-12 Jason Merrill <jason@redhat.com>
1262 PR c++/86098 - ICE with template placeholder for TTP.
1263 * typeck.c (structural_comptypes) [TEMPLATE_TYPE_PARM]: Check
1264 CLASS_PLACEHOLDER_TEMPLATE.
1266 2018-06-12 Paolo Carlini <paolo.carlini@oracle.com>
1268 * decl2.c (coerce_new_type, coerce_delete_type): Add location_t
1269 parameter and adjust error_at calls.
1270 * decl.c (grok_op_properties): Adjust calls.
1271 * cp-tree.h (oerce_new_type, coerce_delete_type): Adjust decls.
1273 2018-06-12 Marek Polacek <polacek@redhat.com>
1275 Core issue 1331 - const mismatch with defaulted copy constructor
1276 * class.c (check_bases_and_members): When checking a defaulted
1277 function, mark it as deleted rather than giving an error.
1279 2018-06-11 Jason Merrill <jason@redhat.com>
1281 PR c++/85792 -Wctor-dtor-privacy and inherited constructor.
1282 * class.c (maybe_warn_about_overly_private_class): Handle inherited
1285 PR c++/85963 - -Wunused-but-set with ?: in template.
1286 * pt.c (tsubst_copy_and_build) [COND_EXPR]: Call mark_rvalue_use.
1288 2018-06-11 Paolo Carlini <paolo.carlini@oracle.com>
1290 * decl.c (grok_op_properties): Consistently use the location
1291 of the decl; remove special casing of POSTINCREMENT_EXPR and
1292 POSTDECREMENT_EXPR wrt default arguments.
1294 2018-06-05 Jason Merrill <jason@redhat.com>
1296 * constexpr.c (cxx_eval_binary_expression): Special case comparison
1297 of pointers to members of the same union.
1299 2018-06-11 Jason Merrill <jason@redhat.com>
1301 PR c++/86094 - wrong code with defaulted move ctor.
1302 * tree.c (type_has_nontrivial_copy_init): Fix move ctor handling.
1304 2018-06-10 Paolo Carlini <paolo.carlini@oracle.com>
1306 * decl.c (grokfndecl): Use the location_t argument in two more places.
1308 2018-06-06 Marek Polacek <polacek@redhat.com>
1311 * pt.c (unify): If ELTTYPE has no deducible template parms, skip
1312 deduction from the list elements.
1313 (type_unification_real): Check convertibility of list elements.
1315 2018-06-06 Jason Merrill <jason@redhat.com>
1317 PR c++/86060 - ICE on range for with -std=c++98.
1318 * parser.c (cp_parser_init_statement): Don't clobber *decl after
1321 PR c++/85710 - ICE with -Wmemset-elt-size.
1322 * semantics.c (finish_call_expr): Call warn_for_memset here.
1323 * parser.c (cp_parser_postfix_expression): Not here.
1324 (literal_integer_zerop): No longer static.
1325 * pt.c (build_non_dependent_expr): Don't wrap CONST_DECL.
1327 2018-06-05 Marek Polacek <polacek@redhat.com>
1330 * tree.c (cp_tree_equal): Handle USING_DECL.
1332 2018-06-05 Jason Merrill <jason@redhat.com>
1334 PR c++/85731 - wrong error with qualified-id in template.
1335 * semantics.c (finish_qualified_id_expr): build_qualified_name
1336 for unbound names in the current class.
1338 2018-06-04 Jason Merrill <jason@redhat.com>
1340 PR c++/61806 - missed SFINAE with partial specialization.
1341 * cp-tree.h (deferring_access_check_sentinel): Add deferring_kind
1342 parameter to constructor.
1343 * pt.c (instantiate_class_template_1): Enable access checking
1344 before call to most_specialized_partial_spec.
1346 PR c++/85765 - SFINAE and non-type default template arg.
1347 * pt.c (type_unification_real): Do full semantic processing if
1348 substituting a partial args list replaces all template parms.
1350 2018-06-03 Jason Merrill <jason@redhat.com>
1352 PR c++/85739 - ICE with pointer to member template parm.
1353 * cvt.c (perform_qualification_conversions): Use cp_fold_convert.
1355 2018-06-02 Jason Merrill <jason@redhat.com>
1357 PR c++/85761 - ICE with ill-formed use of const outer variable.
1358 * expr.c (mark_use): Handle location wrappers.
1360 2018-06-01 Jason Merrill <jason@redhat.com>
1362 PR c++/85764 - bogus 'this' not captured error.
1363 * lambda.c (resolvable_dummy_lambda): Use nonlambda_method_basetype.
1364 (nonlambda_method_basetype): Handle NSDMI.
1366 CWG 1581: When are constexpr member functions defined?
1367 * constexpr.c (instantiate_cx_fn_r, instantiate_constexpr_fns): New.
1368 (cxx_eval_outermost_constant_expr): Call instantiate_constexpr_fns.
1370 PR c++/58281 - explicit instantiation of constexpr
1371 * pt.c (mark_decl_instantiated): Clear DECL_EXTERNAL.
1373 * pt.c (instantiate_decl): Any defaulted function is defined.
1375 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
1378 * call.c (resolve_args): Use location of expression, not current input
1381 2018-05-30 Ville Voutilainen <ville.voutilainen@gmail.com>
1383 Do not warn about zero-as-null when NULL is used.
1384 * call.c (conversion_null_warnings): Check for pointer
1385 types converted from zero constants.
1386 (convert_like_real): Add a warning sentinel at the end.
1387 * tree.c (maybe_warn_zero_as_null_pointer_constant): Also
1390 2018-05-30 Jason Merrill <jason@redhat.com>
1392 PR c++/85807 - ICE with call in template NSDMI.
1393 * init.c (get_nsdmi): Use push_to/pop_from_top_level.
1394 * tree.c (bot_manip): Don't set_flags_from_callee in a template.
1396 PR c++/85873 - constant initializer_list array not in .rodata.
1397 * tree.c (build_target_expr): Set TREE_READONLY.
1398 * call.c (set_up_extended_ref_temp): Set TREE_READONLY.
1400 * parser.c (cp_parser_check_condition_declarator): Handle
1401 cp_error_declarator.
1403 2018-05-30 Jonathan Wakely <jwakely@redhat.com>
1405 * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead
1406 of using it in dead store.
1408 2018-05-29 Jason Merrill <jason@redhat.com>
1410 PR c++/67445 - returning temporary initializer_list.
1411 PR c++/67711 - assigning from temporary initializer_list.
1412 PR c++/48562 - new initializer_list.
1413 * typeck.c (maybe_warn_about_returning_address_of_local): Also warn
1414 about returning local initializer_list.
1415 * cp-tree.h (AUTO_TEMP_NAME, TEMP_NAME_P): Remove.
1416 * call.c (build_over_call): Warn about assignment from temporary
1418 * init.c (build_new_1): Warn about 'new std::initializer_list'.
1419 (find_list_begin, maybe_warn_list_ctor): New.
1420 (perform_member_init): Use maybe_warn_list_ctor.
1422 2018-05-29 Marek Polacek <polacek@redhat.com>
1425 * init.c (build_new): Handle deducing a class with new
1426 with more than one argument.
1428 2018-05-29 Jakub Jelinek <jakub@redhat.com>
1431 * init.c (build_aggr_init): For structured binding initialized from
1432 array call mark_rvalue_use on the initializer.
1434 2018-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
1436 * decl2.c (start_static_storage_duration_function): Use
1437 splay_tree_delete_pointers.
1439 2018-05-25 Jason Merrill <jason@redhat.com>
1441 PR c++/85815 - reference to member of enclosing template.
1442 * search.c (lookup_base): Use currently_open_class.
1443 (lookup_member): Use it regardless of -fconcepts.
1444 * parser.c (cp_parser_postfix_dot_deref_expression): Check it.
1446 CWG 616, 1213 - value category of subobject references.
1447 * tree.c (lvalue_kind): Fix handling of ARRAY_REF of pointer.
1449 2018-05-24 Jason Merrill <jason@redhat.com>
1451 PR c++/85842 - -Wreturn-type, constexpr if and generic lambda.
1452 * pt.c (tsubst_lambda_expr): Copy current_function_returns_* to
1455 2018-05-24 Ville Voutilainen <ville.voutilainen@gmail.com>
1457 Pedwarn on a non-standard position of a C++ attribute.
1458 * parser.c (cp_parser_namespace_definition): Pedwarn about attributes
1459 after the namespace name.
1461 2018-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1463 * cp-tree.h (INDIRECT_TYPE_P): New.
1464 * call.c (build_trivial_dtor_call, maybe_warn_class_memaccess,
1465 joust): Use it instead of POINTER_TYPE_P.
1466 * class.c (update_vtable_entry_for_fn, find_flexarrays,
1467 * fixed_type_or_null, resolves_to_fixed_type_p): Likewise.
1468 * constexpr.c (cxx_eval_binary_expression, cxx_fold_indirect_ref,
1469 * cxx_eval_increment_expression, potential_constant_expression_1):
1471 * cp-gimplify.c (cp_gimplify_expr, cp_genericize_r): Likewise.
1472 * cp-objcp-common.c (cxx_get_alias_set): Likewise.
1473 * cp-ubsan.c (cp_ubsan_maybe_instrument_member_call,
1474 cp_ubsan_maybe_instrument_downcast): Likewise.
1475 * cvt.c (cp_convert_to_pointer, ocp_convert,
1476 cp_get_fndecl_from_callee, maybe_warn_nodiscard, convert): Likewise.
1477 * cxx-pretty-print.c (cxx_pretty_printer::abstract_declarator,
1478 pp_cxx_offsetof_expression_1): Likewise.
1479 * decl.c (grokparms, static_fn_type): Likewise.
1480 * decl2.c (grokbitfield): Likewise.
1481 * error.c (dump_expr): Likewise.
1482 * except.c (initialize_handler_parm, check_noexcept_r): Likewise.
1483 * init.c (warn_placement_new_too_small): Likewise.
1484 * lambda.c (build_capture_proxy, add_capture): Likewise.
1485 * parser.c (cp_parser_omp_for_loop): Likewise.
1486 * pt.c (convert_nontype_argument, fn_type_unification,
1487 uses_deducible_template_parms, check_cv_quals_for_unify,
1488 dependent_type_p_r): Likewise.
1489 * search.c (check_final_overrider): Likewise.
1490 * semantics.c (handle_omp_array_sections, finish_omp_clauses,
1491 finish_omp_for): Likewise.
1492 * tree.c (cp_build_qualified_type_real): Likewise.
1493 * typeck.c (build_class_member_access_expr,
1494 finish_class_member_access_expr, build_x_indirect_ref,
1495 cp_build_indirect_ref_1, cp_build_binary_op, build_const_cast_1):
1498 2018-05-24 Jason Merrill <jason@redhat.com>
1500 PR c++/85864 - literal template and default template arg.
1501 * pt.c (instantiation_dependent_r): Handle NONTYPE_ARGUMENT_PACK.
1503 2018-05-24 Marek Polacek <polacek@redhat.com>
1506 * init.c (build_new_1): Use fold_non_dependent_expr. Use a dedicated
1507 variable for its result. Fix a condition.
1508 (build_new): Use fold_non_dependent_expr. Tweak a condition.
1510 2018-05-23 Jason Merrill <jason@redhat.com>
1512 Fix cast to rvalue reference from prvalue.
1513 * cvt.c (diagnose_ref_binding): Handle rvalue reference.
1514 * rtti.c (build_dynamic_cast_1): Don't try to build a reference to
1515 non-class type. Handle xvalue argument.
1516 * typeck.c (build_reinterpret_cast_1): Allow cast from prvalue to
1518 * semantics.c (finish_compound_literal): Do direct-initialization,
1519 not cast, to initialize a reference.
1521 CWG 616, 1213 - value category of subobject references.
1522 * tree.c (lvalue_kind): A reference to a subobject of a prvalue is
1524 * typeck2.c (build_m_component_ref): Likewise.
1525 * typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
1526 distinction between temporary and xvalue.
1528 2018-05-23 Marek Polacek <polacek@redhat.com>
1530 Implement P0614R1, Range-based for statements with initializer.
1531 * parser.c (cp_parser_range_based_for_with_init_p): New.
1532 (cp_parser_init_statement): Use it. Parse the optional init-statement
1533 for a range-based for loop.
1534 (cp_parser_skip_to_closing_parenthesis_1): Handle balancing ?:.
1536 2018-05-22 Jason Merrill <jason@redhat.com>
1538 PR c++/81420 - not extending temporary lifetime.
1539 * call.c (extend_ref_init_temps_1): Handle ARRAY_REF.
1540 * class.c (build_base_path): Avoid redundant move of an rvalue.
1542 PR c++/85866 - error with .* in default template arg.
1543 * pt.c (tsubst_copy_and_build): Handle partial instantiation.
1545 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1547 * parser.c (cp_parser_parameter_declaration_list): Remove
1549 (cp_parser_parameter_declaration_clause): Adjust.
1550 (cp_parser_cache_defarg): Likewise.
1552 2018-05-21 Paolo Carlini <paolo.carlini@oracle.com>
1555 * parser.c (cp_parser_maybe_commit_to_declaration,
1556 cp_parser_check_condition_declarator): New.
1557 (cp_parser_simple_declaration): Use the first above.
1558 (cp_parser_condition): Use both the above; enforce
1559 [stmt.stmt]/2 about the declarator not specifying
1560 a function or an array; improve error-recovery.
1562 2018-05-20 Jason Merrill <jason@redhat.com>
1564 PR libstdc++/85843 - warning in logic_error copy constructor.
1565 * class.c (type_has_user_nondefault_constructor): Check for a
1566 user-provided ctor, not user-declared.
1568 2018-05-19 Jason Merrill <jason@redhat.com>
1570 * pt.c (tsubst_pack_expansion): Sorry rather than abort
1571 on __integer_pack as subexpression of pattern.
1573 2018-05-18 Jason Merrill <jason@redhat.com>
1575 PR c++/58407 - deprecated implicit copy ops.
1576 * call.c (build_over_call): Warn about deprecated trivial fns.
1577 * class.c (classtype_has_user_copy_or_dtor): New.
1578 (type_build_ctor_call): Check TREE_DEPRECATED.
1579 (type_build_dtor_call): Likewise.
1580 * decl2.c (cp_warn_deprecated_use): Move from tree.c.
1581 Add checks. Return bool. Handle -Wdeprecated-copy.
1582 (mark_used): Use it.
1583 * decl.c (grokdeclarator): Remove redundant checks.
1584 * typeck2.c (build_functional_cast): Likewise.
1585 * method.c (lazily_declare_fn): Mark deprecated copy ops.
1586 * init.c (build_aggr_init): Only set TREE_USED if there are
1589 2018-05-18 Cesar Philippidis <cesar@codesourcery.com>
1592 * cp-gimplify.c (cp_genericize_r): Call genericize_omp_for_stmt for
1595 2018-05-18 Richard Sandiford <richard.sandiford@linaro.org>
1597 * constexpr.c (cxx_eval_constant_expression): Remove FMA_EXPR handling.
1598 (potential_constant_expression_1): Likewise.
1600 2018-05-16 Marek Polacek <polacek@redhat.com>
1603 * call.c (set_flags_from_callee): Handle AGGR_INIT_EXPRs too.
1604 * tree.c (bot_manip): Call set_flags_from_callee for
1605 AGGR_INIT_EXPRs too.
1607 2018-05-15 Jason Merrill <jason@redhat.com>
1609 * cp-tree.h (cp_expr): Remove copy constructor.
1610 * mangle.c (struct releasing_vec): Declare copy constructor.
1612 * constexpr.c (cxx_eval_vec_init_1): Pass tf_none if ctx->quiet.
1614 PR c++/64372 - CWG 1560, gratuitous lvalue-rvalue conversion in ?:
1615 * call.c (build_conditional_expr_1): Don't force_rvalue when one arm
1616 is a throw-expression.
1618 2018-05-15 Paolo Carlini <paolo.carlini@oracle.com>
1620 * cp-tree.h (DECL_MAYBE_IN_CHARGE_CDTOR_P): New.
1621 (FOR_EACH_CLONE): Update.
1622 * decl.c (grokdeclarator): Use it.
1623 * decl2.c (vague_linkage_p): Likewise.
1624 * mangle.c (mangle_decl): Likewise.
1625 * method.c (lazily_declare_fn): Likewise.
1626 * optimize.c (can_alias_cdtor, maybe_clone_body): Likewise.
1627 * repo.c (repo_emit_p): Likewise.
1628 * tree.c (decl_linkage): Likewise.
1630 2018-05-14 Jason Merrill <jason@redhat.com>
1632 Handle TYPE_HAS_LATE_RETURN_TYPE like ref-qualifier and eh spec.
1633 * tree.c (build_cp_fntype_variant): New.
1634 (build_ref_qualified_type, build_exception_variant)
1635 (strip_typedefs, cxx_copy_lang_qualifiers): Use it.
1636 (cxx_type_hash_eq, cp_check_qualified_type): Check
1637 TYPE_HAS_LATE_RETURN_TYPE.
1638 (cp_build_type_attribute_variant): Check cxx_type_hash_eq.
1639 (cp_build_qualified_type_real): No need to preserve C++ qualifiers.
1640 * class.c (build_clone): Use cxx_copy_lang_qualifiers.
1641 (adjust_clone_args): Likewise.
1642 * decl.c (grokfndecl): Add late_return_type_p parameter. Use
1643 build_cp_fntype_variant.
1644 (grokdeclarator): Pass late_return_type_p to grokfndecl.
1645 (check_function_type): Use cxx_copy_lang_qualifiers.
1646 (static_fn_type): Use cxx_copy_lang_qualifiers.
1647 * decl2.c (build_memfn_type, maybe_retrofit_in_chrg)
1648 (cp_reconstruct_complex_type, coerce_new_type, coerce_delete_type)
1649 (change_return_type): Use cxx_copy_lang_qualifiers.
1650 * mangle.c (write_type): Use cxx_copy_lang_qualifiers.
1651 * parser.c (cp_parser_lambda_declarator_opt): Represent an explicit
1652 return type on the declarator like a normal trailing return type.
1653 * pt.c (tsubst_function_type): Use build_cp_fntype_variant.
1654 (copy_default_args_to_explicit_spec): Use cxx_copy_lang_qualifiers.
1655 * typeck.c (merge_types): Use build_cp_fntype_variant.
1657 2018-05-14 Paolo Carlini <paolo.carlini@oracle.com>
1659 * cp-tree.h (TYPE_REF_P): New.
1660 (TYPE_OBJ_P, TYPE_REF_OBJ_P, TYPE_REFFN_P): Update.
1661 * call.c (build_list_conv, build_aggr_conv, standard_conversion,
1662 direct_reference_binding, reference_binding, implicit_conversion,
1663 add_builtin_candidate, build_user_type_conversion_1, build_op_call_1,
1664 build_new_op_1, build_x_va_arg, conv_binds_ref_to_prvalue,
1665 build_over_call, perform_implicit_conversion_flags,
1666 extend_ref_init_temps, type_has_extended_temps): Use it.
1667 * class.c (one_inheriting_sig, check_field_decls,
1668 check_bases_and_members, find_flexarrays, finish_struct,
1669 fixed_type_or_null): Likewise.
1670 * constexpr.c (literal_type_p, cxx_bind_parameters_in_call,
1671 non_const_var_error, cxx_eval_constant_expression,
1672 potential_constant_expression_1): Likewise.
1673 * cp-gimplify.c (omp_var_to_track, omp_cxx_notice_variable,
1674 cp_genericize_r, cxx_omp_privatize_by_reference,
1675 cxx_omp_const_qual_no_mutable, cxx_omp_finish_clause,
1676 cp_fold_maybe_rvalue): Likewise.
1677 * cp-ubsan.c (cp_ubsan_maybe_instrument_downcast): Likewise.
1678 * cvt.c (build_up_reference, convert_to_reference,
1679 convert_from_reference, convert_to_void, noexcept_conv_p,
1680 fnptr_conv_p): Likewise.
1681 * decl.c (poplevel, check_for_uninitialized_const_var,
1682 check_initializer, initialize_local_var, cp_finish_decl,
1683 get_tuple_decomp_init, cp_finish_decomp, grokdeclarator, copy_fn_p,
1684 move_signature_fn_p, grok_op_properties, finish_function): Likewise.
1685 * decl2.c (grok_array_decl, cp_reconstruct_complex_type,
1686 decl_maybe_constant_var_p): Likewise.
1687 * error.c (dump_type_prefix, dump_expr): Likewise.
1688 * except.c (initialize_handler_parm, complete_ptr_ref_or_void_ptr_p,
1689 is_admissible_throw_operand_or_catch_parameter): Likewise.
1690 * expr.c (mark_use): Likewise.
1691 * init.c (build_zero_init_1, build_value_init_noctor,
1692 perform_member_init, diagnose_uninitialized_cst_or_ref_member_1,
1693 build_new, build_delete): Likewise.
1694 * lambda.c (build_lambda_object): Likewise.
1695 * mangle.c (write_expression, write_template_arg): Likewise.
1696 * method.c (forward_parm, do_build_copy_constructor,
1697 do_build_copy_assign, build_stub_object, constructible_expr,
1698 walk_field_subobs): Likewise.
1699 * parser.c (cp_parser_omp_for_loop_init,
1700 cp_parser_omp_declare_reduction_exprs,
1701 cp_parser_omp_declare_reduction): Likewise.
1702 * pt.c (convert_nontype_argument_function, convert_nontype_argument,
1703 convert_template_argument, tsubst_pack_expansion,
1704 tsubst_function_decl, tsubst_decl, tsubst, tsubst_copy_and_build,
1705 maybe_adjust_types_for_deduction, check_cv_quals_for_unify, unify,
1706 more_specialized_fn, invalid_nontype_parm_type_p, dependent_type_p_r,
1707 value_dependent_expression_p, build_deduction_guide): Likewise.
1708 * semantics.c (finish_handler_parms, finish_non_static_data_member,
1709 finish_compound_literal, omp_privatize_field,
1710 handle_omp_array_sections_1, handle_omp_array_sections,
1711 cp_check_omp_declare_reduction, finish_omp_reduction_clause,
1712 finish_omp_declare_simd_methods, cp_finish_omp_clause_depend_sink,
1713 finish_omp_clauses, finish_decltype_type, capture_decltype,
1714 finish_builtin_launder): Likewise.
1715 * tree.c (lvalue_kind, cp_build_reference_type, move,
1716 cp_build_qualified_type_real, stabilize_expr, stabilize_init): Likewise.
1717 * typeck.c (cxx_safe_arg_type_equiv_p, build_class_member_access_expr,
1718 cp_build_indirect_ref_1, convert_arguments, warn_for_null_address,
1719 cp_build_addr_expr_1, maybe_warn_about_useless_cast,
1720 build_static_cast_1, build_static_cast, build_reinterpret_cast_1,
1721 build_const_cast_1, cp_build_c_cast, cp_build_modify_expr,
1722 convert_for_initialization,
1723 maybe_warn_about_returning_address_of_local, check_return_expr,
1724 cp_type_quals, casts_away_constness, non_reference): Likewise.
1725 * typeck2.c (cxx_readonly_error, store_init_value,
1726 process_init_constructor_record, build_x_arrow, build_functional_cast,
1727 add_exception_specifier): Likewise.
1729 2018-05-14 Jason Merrill <jason@redhat.com>
1731 * pt.c (tsubst) [ARRAY_TYPE]: Check valid_array_size_p.
1732 (tsubst_copy_and_build) [NEW_EXPR]: Clear in_decl.
1734 2018-05-11 Jakub Jelinek <jakub@redhat.com>
1737 * cp-tree.h (cxx_omp_predetermined_sharing_1): New prototype.
1738 * cp-gimplify.c (cxx_omp_predetermined_sharing): New wrapper around
1739 cxx_omp_predetermined_sharing_1. Rename old function to ...
1740 (cxx_omp_predetermined_sharing_1): ... this.
1741 * semantics.c (finish_omp_clauses): Use cxx_omp_predetermined_sharing_1
1742 instead of cxx_omp_predetermined_sharing.
1744 2018-05-10 Jason Merrill <jason@redhat.com>
1746 * decl.c (cp_finish_decl): Don't instantiate auto variable.
1747 (check_static_variable_definition): Allow auto.
1748 * constexpr.c (ensure_literal_type_for_constexpr_object): Likewise.
1750 * cp-tree.h (DECL_CONSTRUCTOR_P): Use DECL_CXX_CONSTRUCTOR_P.
1751 (DECL_DESTRUCTOR_P): Use DECL_CXX_DESTRUCTOR_P.
1753 Core issue 2310 - conversion to base of incomplete type.
1754 * class.c (build_base_path): Check COMPLETE_TYPE_P for source type.
1756 CWG 2267 - list-initialization of reference temporary
1757 * call.c (reference_binding): List-initializing a reference
1758 temporary is copy-list-initialization.
1760 * parser.c (cp_parser_class_head): Use num_template_headers_for_class.
1762 * pt.c (instantiate_decl): Make sure we aren't trying to do a nested
1763 instantiation in template context.
1765 * class.c (vbase_has_user_provided_move_assign): Use
1768 * lambda.c (lambda_expr_this_capture): Improve logic.
1770 * decl.c (make_typename_type): s/parameters/arguments/.
1771 * parser.c (cp_parser_nested_name_specifier_opt): Likewise.
1772 * pt.c (make_pack_expansion): Correct error message.
1774 2018-05-10 Jakub Jelinek <jakub@redhat.com>
1777 * cp-gimplify.c (cp_fold): Use fold_offsetof rather than
1778 fold_offsetof_1, pass TREE_TYPE (x) as TYPE to it and drop the
1781 2018-05-10 Eric Botcazou <ebotcazou@adacore.com>
1784 * decl2.c (adjust_var_decl_tls_model): New static function.
1785 (comdat_linkage): Call it on a variable.
1786 (maybe_make_one_only): Likewise.
1788 2018-05-09 Paolo Carlini <paolo.carlini@oracle.com>
1792 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1795 * parser.c (cp_parser_parameter_declaration_list): When the
1796 entire parameter-declaration-list is erroneous maybe call
1797 abort_fully_implicit_template.
1799 2018-05-08 Jason Merrill <jason@redhat.com>
1801 PR c++/85706 - class deduction under decltype
1802 * pt.c (for_each_template_parm_r): Handle DECLTYPE_TYPE. Clear
1803 *walk_subtrees whether or not we walked into the operand.
1804 (type_uses_auto): Only look at deduced contexts.
1806 2018-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1809 * parser.c (cp_parser_parameter_declaration_list): When the
1810 entire parameter-declaration-list is erroneous maybe call
1811 abort_fully_implicit_template.
1813 2018-05-08 Marek Polacek <polacek@redhat.com>
1816 * semantics.c (finish_if_stmt_cond): See through typedefs.
1818 2018-05-07 Jason Merrill <jason@redhat.com>
1820 PR c++/85646 - lambda visibility.
1821 * decl2.c (determine_visibility): Don't mess with template arguments
1822 from the containing scope.
1823 (vague_linkage_p): Check DECL_ABSTRACT_P before looking at a 'tor
1826 2018-05-07 Nathan Sidwell <nathan@acm.org>
1828 Remove fno-for-scope
1829 * cp-tree.h (DECL_ERROR_REPORTED, DECL_DEAD_FOR_LOCAL)
1830 (DECL_HAS_SHADOWED_FOR_VAR_P, DECL_SHADOWED_FOR_VAR)
1831 (SET_DECL_SHADOWED_FOR_VAR): Delete.
1832 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
1833 (check_for_out_of_scope_variable, init_shadowed_var_for_decl):
1835 * name-lookup.h (struct cp_binding_level): Remove
1836 dead_vars_from_for field.
1837 * cp-lang.c (cp_init_ts): Delete.
1838 (LANG_HOOKS_INIT_TS): Override to cp_common_init_ts.
1839 * cp-objcp-common.c (shadowed_var_for_decl): Delete.
1840 (decl_shadowed_for_var_lookup, decl_shadowed_for_var_insert)
1841 (init_shadowed_var_for_decl): Delete.
1842 * decl.c (poplevel): Remove shadowed for var handling.
1843 (cxx_init_decl_processing): Remove -ffor-scope deprecation.
1844 * name-lookup.c (find_local_binding): Remove shadowed for var
1846 (check_local_shadow): Likewise.
1847 (check_for_out_of_scope_variable): Delete.
1848 * parser.c (cp_parser_primary_expression): Remove shadowed for var
1850 * pt.c (tsubst_decl): Remove DECL_DEAD_FOR_LOCAL setting.
1851 * semantics.c (begin_for_scope): Always have a scope.
1852 (begin_for_stmt, finish_for_stmt): Remove ARM-for scope handling.
1853 (begin_range_for_stmt, finish_id_expression): Likewise.
1855 2018-05-07 Jason Merrill <jason@redhat.com>
1857 PR c++/85618 - ICE with initialized VLA.
1858 * tree.c (vla_type_p): New.
1859 * typeck2.c (store_init_value, split_nonconstant_init_1): Check it
1860 rather than array_of_runtime_bound_p.
1862 2018-05-05 Paolo Carlini <paolo.carlini@oracle.com>
1864 * cvt.c (ocp_convert): Early handle the special case of a
1865 null_ptr_cst_p expr converted to a NULLPTR_TYPE_P type.
1867 2018-05-03 Jason Merrill <jason@redhat.com>
1869 PR c++/85600 - virtual delete failure.
1870 * init.c (build_delete): Always save_expr when deleting.
1872 2018-05-03 Nathan Sidwell <nathan@acm.org>
1874 * decl.c (cxx_init_decl_processing): Remove flag_friend_injection.
1875 * name-lookup.c (do_pushdecl): Likewise.
1877 2018-05-02 Paolo Carlini <paolo.carlini@oracle.com>
1878 Jason Merrill <jason@redhat.com>
1881 * name-lookup.c (check_local_shadow): Don't handle static old
1882 declarations in the block handling locals shadowing locals.
1884 2018-05-01 Jason Merrill <jason@redhat.com>
1886 PR c++/85587 - error with scoped enum in template.
1887 * semantics.c (finish_qualified_id_expr): Don't return an
1888 unqualified IDENTIFIER_NODE.
1890 2018-04-30 Jason Merrill <jason@redhat.com>
1892 PR c++/85580 - extern "C" and local variables
1893 * name-lookup.c (check_extern_c_conflict): Ignore local decls.
1895 PR c++/84701 - unsigned typeof.
1896 * decl.c (grokdeclarator): Overhaul diagnostics for invalid use
1897 of long/short/signed/unsigned.
1899 PR c++/85305 - pack in lambda init-capture.
1900 * parser.c (cp_parser_initializer): Add subexpression_p parm; don't
1901 check_for_bare_parameter_packs in a subexpression.
1902 (cp_parser_lambda_introducer): Use it.
1904 PR c++/61982 - dead stores to destroyed objects.
1905 * call.c (build_trivial_dtor_call): New, assigns a clobber.
1906 (build_over_call, build_special_member_call): Use it.
1907 * cp-tree.h: Declare it.
1908 * init.c (build_delete): Remove trivial path.
1910 * init.c (build_dtor_call): Use build_special_member_call.
1911 (build_delete): Remove redundant uses of save_addr.
1913 * decl.c (build_clobber_this): Use build_clobber.
1915 2018-04-27 Jakub Jelinek <jakub@redhat.com>
1918 * init.c (build_zero_init_1): For zero initialization of
1919 NULLPTR_TYPE_P type use build_int_cst directly.
1921 2018-04-27 David Malcolm <dmalcolm@redhat.com>
1924 * name-lookup.c (consider_binding_level): Skip compiler-generated
1926 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Flatten
1927 nested if statements into a series of rejection tests. Reject
1928 lambda-ignored entities as suggestions.
1930 2018-04-27 Jason Merrill <jason@redhat.com>
1932 * cvt.c (cp_fold_convert): Use convert_ptrmem.
1933 * typeck.c (convert_ptrmem): Add a NOP even if no adjustment.
1935 2018-04-27 Paolo Carlini <paolo.carlini@oracle.com>
1938 * decl.c (grokdeclarator): Clear friendp upon definition in local
1939 class definition error.
1941 2018-04-27 Jason Merrill <jason@redhat.com>
1943 PR c++/85545 - ICE with noexcept PMF conversion.
1944 * cvt.c (cp_fold_convert): Pass PMF CONSTRUCTORs to
1946 * typeck.c (build_ptrmemfunc): Don't build a NOP_EXPR for zero
1948 (build_ptrmemfunc_access_expr): Special-case CONSTRUCTORs.
1950 2018-04-27 Nathan Sidwell <nathan@acm.org>
1952 * typeck.c (convert_ptrmem): Move local var decls to initialization.
1954 * cp-tree.h (TEMPLATE_INFO): Fix comments.
1955 (TI_PENDING_TEMPLATE_FLAG): Check TEMPLATE_INFO.
1956 (NON_DEFAULT_TEMPLATE_ARG_COUNT): Wrap line.
1957 (dump, print_other_binding_stacks): Remove declarations.
1958 * name-lookup.c (print_other_binding_stack): Make static.
1959 * pt.c (build_template_decl): Make static.
1961 2018-04-26 Jason Merrill <jason@redhat.com>
1963 PR c++/85545 - ICE with noexcept PMF conversion.
1964 * cvt.c (cp_fold_convert): Handle PMF CONSTRUCTORs directly.
1966 2018-04-25 Nathan Sidwell <nathan@acm.org>
1970 * cp-tree.h (REINTERPRET_CAST_P): New.
1971 * constexpr.c (cxx_eval_constant_expression) <case NOP_EXPR>:
1972 Reject REINTERPET_CAST_P conversions. Use cplus_expand_constant
1973 for non-trivial PTRMEM_CST cases.
1974 * typeck.c (build_nop_reinterpret): New.
1975 (build_reinterpret_cast_1): Use it. Set REINTERPRET_CAST_P on
1976 NOP_EXPRs returned by cp_convert.
1978 2018-04-23 Jason Merrill <jason@redhat.com>
1980 PR c++/69560 - wrong alignof(double) on x86.
1981 CWG 1879 - Inadequate definition of alignment requirement.
1982 * cp-tree.h (ALIGNOF_EXPR_STD_P): New.
1983 * typeck.c (cxx_sizeof_or_alignof_type): Add std_alignof parm.
1984 (cxx_sizeof_expr, cxx_sizeof_nowarn, cxx_alignas_expr)
1985 (cxx_alignof_expr): Pass it.
1986 * parser.c (cp_parser_unary_expression): Pass it.
1987 * pt.c (tsubst_copy): Copy it.
1988 (tsubst_copy_and_build): Pass it.
1989 * decl.c (fold_sizeof_expr): Pass it.
1991 2018-04-23 Jakub Jelinek <jakub@redhat.com>
1992 Jason Merrill <jason@redhat.com>
1994 PR c++/85470 - wrong error with static data member.
1995 * decl.c (check_initializer): Check DECL_INITIALIZED_IN_CLASS_P.
1996 * typeck2.c (store_init_value): Likewise.
1998 2018-04-20 Jakub Jelinek <jakub@redhat.com>
2001 * cp-tree.h (tinst_level): Remove in_system_header_p member,
2002 change refcount member from unsigned char to unsigned short,
2003 add refcount_infinity static data member, adjust comments.
2004 * pt.c (tinst_level::refcount_infinity): Define.
2005 (inc_refcount_use): Remove assert, don't increment if refcount
2006 is already refcount_infinity, adjust comment.
2007 (dec_refcount_use): Remove assert, don't decrement if refcount
2008 is refcount_infinity, adjust comment.
2009 (push_tinst_level_loc): Formatting fix.
2011 2018-04-19 Paolo Carlini <paolo.carlini@oracle.com>
2014 * pt.c (lookup_template_class_1): Check pushtag return value for
2017 2018-04-19 Alexandre Oliva <aoliva@redhat.com>
2020 * cp-tree.h (tinst_level::free): Fix whitespace.
2022 2018-04-18 Paolo Carlini <paolo.carlini@oracle.com>
2025 * pt.c (tsubst_lambda_expr): Check begin_lambda_type return value
2026 for error_mark_node.
2028 2018-04-18 Jakub Jelinek <jakub@redhat.com>
2031 * typeck.c (cp_build_addr_expr_1): Move handling of offsetof-like
2032 tricks from here to ...
2033 * cp-gimplify.c (cp_fold) <case ADDR_EXPR>: ... here. Only use it
2034 if INDIRECT_REF's operand is INTEGER_CST cast to pointer type.
2036 2018-04-18 Alexandre Oliva <aoliva@redhat.com>
2039 * cp-tree.h (struct tinst_level): Split decl into tldcl and
2040 targs. Add private split_list_p, tree_list_p, and not_list_p
2041 inline const predicates; to_list private member function
2042 declaration; free public member function declaration; list_p,
2043 get_node and maybe_get_node accessors, and refcount data
2044 member. Narrow errors to unsigned short.
2045 * error.c (print_instantiation_full_context): Use new
2047 (print_instantiation_partial_context_line): Likewise. Drop
2048 const from tinst_level-typed parameter.
2049 * mangle.c (mangle_decl_string): Likewise.
2050 * pt.c (freelist): New template class.
2051 (tree_list_freelist_head): New var.
2052 (tree_list_freelist): New fn, along with specializations.
2053 (tinst_level_freelist_head): New var.
2054 (pending_template_freelist_head): Likewise.
2055 (tinst_level_freelist, pending_template_freelist): New fns.
2056 (tinst_level::to_list, tinst_level::free): Define.
2057 (inc_refcount_use, dec_refcount_use): New fns for tinst_level.
2058 (set_refcount_ptr): New template fn.
2059 (add_pending_template): Adjust for refcounting, freelists and
2061 (neglectable_inst_p): Take a NULL d as a non-DECL.
2062 (limit_bad_template_recursion): Use new accessors.
2063 (push_tinst_level): New overload to create the list.
2064 (push_tinst_level_loc): Make it static, split decl into two
2065 args, adjust tests and initialization to cope with split
2066 lists, use freelist, adjust for refcounting.
2067 (push_tinst_level_loc): New wrapper with the old interface.
2068 (pop_tinst_level): Adjust for refcounting.
2069 (record_last_problematic_instantiation): Likewise.
2070 (reopen_tinst_level): Likewise. Use new accessors.
2071 (instantiate_alias_template): Adjust for split list.
2072 (fn_type_unification): Likewise.
2073 (get_partial_spec_bindings): Likewise.
2074 (instantiate_pending_templates): Use new accessors. Adjust
2075 for refcount. Release pending_template to freelist.
2076 (instantiating_current_function_p): Use new accessors.
2078 2018-04-16 Alexandre Oliva <aoliva@redhat.com>
2081 * parser.c (cp_parser_builtin_offset): Reject type definitions.
2082 * mangle.c (nested_anon_class_index): Avoid crash returning -1
2083 if we've seen errors.
2085 2018-04-12 David Malcolm <dmalcolm@redhat.com>
2088 * name-lookup.c (macro_use_before_def::maybe_make): New function,
2089 checking that the use is indeed before the definition.
2090 (macro_use_before_def::macro_use_before_def): Make private.
2091 (macro_use_before_def::~macro_use_before_def): Make private. Move
2092 check for UNKNOWN_LOCATION to macro_use_before_def::maybe_make.
2093 (lookup_name_fuzzy): Call macro_use_before_def::maybe_make rather
2094 than using new directly.
2096 2018-04-12 Jason Merrill <jason@redhat.com>
2098 PR c++/85356 - ICE with pointer to member function.
2099 * pt.c (maybe_instantiate_noexcept): Do instantiate in templates if
2100 flag_noexcept_type. Build the new spec within the function context.
2101 * except.c (build_noexcept_spec): Do get constant value in templates
2102 if flag_noexcept_type.
2103 * decl.c (check_redeclaration_exception_specification): Don't
2104 instantiate noexcept on a dependent declaration.
2106 2018-04-12 Marek Polacek <polacek@redhat.com>
2109 * constexpr.c (reduced_constant_expression_p): Return false for null
2112 2018-04-11 Marek Polacek <polacek@redhat.com>
2115 * constexpr.c (potential_constant_expression_1): Consider conversions
2116 from classes to literal types potentially constant.
2118 2018-04-10 Paolo Carlini <paolo.carlini@oracle.com>
2121 * init.c (build_zero_init_1): Handle NULLPTR_TYPE_P being true of
2122 the type like TYPE_PTR_OR_PTRMEM_P.
2124 2018-04-10 Jason Merrill <jason@redhat.com>
2126 PR debug/65821 - wrong location for main().
2127 * call.c (clear_location_r, convert_default_arg): Revert.
2128 * tree.c (break_out_target_exprs): Add clear_location parm.
2129 (struct bot_data): New.
2130 (bot_manip): Clear location if requested.
2131 * init.c (get_nsdmi): Pass clear_location.
2133 2018-04-10 David Malcolm <dmalcolm@redhat.com>
2136 * call.c (get_fndecl_argument_location): Make non-static.
2137 * cp-tree.h (get_fndecl_argument_location): New decl.
2138 * typeck.c (convert_for_assignment): When complaining due to
2139 conversions for an argument, show the location of the parameter
2142 2018-04-10 Jakub Jelinek <jakub@redhat.com>
2144 PR c++/85312 - P0962 cleanup
2145 * parser.c (cp_parser_perform_range_for_lookup): Remove unreachable
2148 2018-04-10 Jason Merrill <jason@redhat.com>
2150 PR debug/65821 - wrong location for main().
2151 * call.c (clear_location_r): New.
2152 (convert_default_arg): Use it.
2153 * tree.c (bot_manip): Remove builtin_LINE/FILE handling.
2155 PR c++/85285 - ICE with flexible array after substitution.
2156 * pt.c (instantiate_class_template_1): Check for flexible array in
2159 2018-04-09 Paolo Carlini <paolo.carlini@oracle.com>
2162 * decl.c (cp_finish_decomp): In a template, if the type is incomplete
2163 issue a pedwarn and defer trying to do bindings.
2165 2018-04-09 Jason Merrill <jason@redhat.com>
2167 PR c++/85279 - dump_expr doesn't understand decltype.
2168 * error.c (dump_expr): Handle DECLTYPE_TYPE.
2170 PR c++/85262 - ICE with redundant qualification on constructor.
2171 * call.c (build_new_method_call_1): Move make_args_non_dependent
2172 after A::A() handling.
2174 PR c++/85277 - ICE with invalid offsetof.
2175 * semantics.c (finish_offsetof): Avoid passing non-DECL to %qD.
2176 Adjust -Winvalid-offsetof diagnostic to say conditionally supported.
2178 PR c++/85264 - ICE with excess template-parameter-list.
2179 * parser.c (cp_parser_check_template_parameters): Add template_id_p
2180 parameter. Don't allow an extra template header if true.
2181 (cp_parser_class_head): Pass template_id_p.
2182 (cp_parser_elaborated_type_specifier): Likewise.
2183 (cp_parser_alias_declaration): Likewise.
2184 (cp_parser_check_declarator_template_parameters): Likewise.
2186 2018-04-09 Jakub Jelinek <jakub@redhat.com>
2189 * parser.c (cp_parser_simple_declaration): For structured bindings,
2190 if *maybe_range_for_decl is NULL after parsing it, set it to
2193 2018-04-09 Jason Merrill <jason@redhat.com>
2195 PR c++/85256 - ICE capturing pointer to VLA.
2196 * lambda.c (add_capture): Distinguish between variable-size and
2197 variably-modified types.
2199 2018-04-06 Jason Merrill <jason@redhat.com>
2201 PR c++/85214 - ICE with alias, generic lambda, constexpr if.
2202 * pt.c (extract_locals_r): Remember local typedefs.
2204 2018-04-06 David Malcolm <dmalcolm@redhat.com>
2207 * name-lookup.c (struct std_name_hint): Move out of
2208 get_std_name_hint; add field "min_dialect".
2209 (get_std_name_hint): Add min_dialect values to all initializers.
2210 Add <any>, <atomic>, <bitset>, <condition_variable>, <functional>,
2211 <future>, <istream>, <iterator>, <ostream>, <mutex>, <optional>,
2212 <shared_mutex>, <string_view>, <thread>, and <variant>.
2213 Add fstream, ifstream, and ofstream to <fstream>.
2214 Add istringstream, ostringstream, and stringstream to <sstream>.
2215 Add basic_string to <string>.
2216 Add tuple_element and tuple_size to <tuple>.
2217 Add declval to <utility>.
2218 Fix ordering of <queue> and <tuple>.
2219 Return a std_name_hint, rather than a const char *.
2220 (get_cxx_dialect_name): New function.
2221 (maybe_suggest_missing_std_header): Detect names that aren't yet
2222 available in the current dialect, and instead of suggesting a
2223 missing #include, warn about the dialect.
2225 2018-04-06 Jakub Jelinek <jakub@redhat.com>
2228 * pt.c (tsubst_decomp_names): Return error_mark_node and assert
2229 errorcount is set if tsubst doesn't return a VAR_DECL.
2231 2018-04-06 David Malcolm <dmalcolm@redhat.com>
2234 * name-lookup.c (using_directives_contain_std_p): New function.
2235 (has_using_namespace_std_directive_p): New function.
2236 (suggest_alternatives_for): Simplify if/else logic using early
2237 returns. If no candidates were found, and there's a
2238 "using namespace std;" directive, call
2239 maybe_suggest_missing_std_header.
2240 (maybe_suggest_missing_header): Split later part of the function
2242 (maybe_suggest_missing_std_header): New.
2244 2018-04-06 Jason Merrill <jason@redhat.com>
2246 PR c++/85242 - ICE with class definition in template parm.
2247 * cp-tree.h (PROCESSING_REAL_TEMPLATE_DECL_P): False if
2248 processing_template_parmlist.
2250 PR c++/85240 - LTO ICE with using of undeduced auto fn.
2251 * cp-gimplify.c (cp_genericize_r): Discard using of undeduced auto.
2253 2018-04-05 Jakub Jelinek <jakub@redhat.com>
2256 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3)
2257 is not prev, if prev == decl.
2260 * decl.c (start_decl): For DECL_DECOMPOSITION_P decls, don't call
2261 maybe_apply_pragma_weak here...
2262 (cp_maybe_mangle_decomp): ... but call it here instead.
2264 2018-04-05 Jason Merrill <jason@redhat.com>
2266 PR c++/85136 - ICE with designated init in template.
2267 * decl.c (maybe_deduce_size_from_array_init): Handle dependent
2268 designated initializer.
2269 (check_array_designated_initializer): Update ce->index with the
2272 PR c++/83808 - ICE with VLA initialization.
2273 * typeck2.c (process_init_constructor_array): Don't require a VLA
2274 initializer to have VLA type.
2276 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
2279 * call.c (convert_like_real): Fail gracefully for a broken
2280 std::initializer_list, missing a definition.
2282 * name-lookup.c (do_pushtag): Tweak message, use %< and %>.
2284 2018-04-05 Paolo Carlini <paolo.carlini@oracle.com>
2287 * decl.c (grokdeclarator): Fix diagnostic about typedef name used
2288 as nested-name-specifier, keep type and TREE_TYPE (decl) in sync.
2290 2018-04-05 Jason Merrill <jason@redhat.com>
2292 PR c++/82152 - ICE with class deduction and inherited ctor.
2293 * pt.c (do_class_deduction): Ignore inherited ctors.
2295 PR c++/84665 - ICE with array of empty class.
2296 * decl2.c (cp_check_const_attributes): Use fold_non_dependent_expr.
2298 PR c++/85228 - ICE with lambda in enumerator in template.
2299 * pt.c (bt_instantiate_type_proc): Don't assume
2300 CLASSTYPE_TEMPLATE_INFO is non-null.
2302 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
2305 * decl.c (find_decomp_class_base): Check accessibility instead
2306 of declared access, adjust diagnostic.
2308 2018-04-05 Ville Voutilainen <ville.voutilainen@gmail.com>
2311 * decl.c (get_tuple_decomp_init): Check the templatedness
2314 2018-04-05 Jason Merrill <jason@redhat.com>
2316 PR c++/85200 - ICE with constexpr if in generic lambda.
2317 * pt.c (extract_locals_r): Don't record the local specs of variables
2318 declared within the pattern.
2320 2018-04-05 Alexandre Oliva <aoliva@redhat.com>
2323 * pt.c (check_auto_in_tmpl_args): New.
2324 (tsubst_qualified_id): Use it to reject template args
2325 referencing auto for non-type templates.
2326 * parser.c (cp_parser_template_id): Likewise.
2327 * cp-tree.h (check_auto_in_tmpl_args): Declare.
2328 * typeck2.c (build_functional_cast): Report correct location
2329 for invalid use of auto.
2331 2018-04-04 Jason Merrill <jason@redhat.com>
2333 PR c++/85215 - ICE with copy-init from conversion.
2334 * call.c (merge_conversion_sequences): Fix type of direct binding
2337 PR c++/84938 - ICE with division by ~-1.
2338 * call.c (set_up_extended_ref_temp): Call cp_fully_fold.
2340 PR c++/84936 - ICE with unexpanded pack in mem-initializer.
2341 * parser.c (cp_parser_mem_initializer_list): Call
2342 check_for_bare_parameter_packs.
2344 2018-04-04 Jakub Jelinek <jakub@redhat.com>
2347 * constexpr.c (cxx_eval_builtin_function_call): For calls to
2348 builtin_valid_in_constant_expr_p functions, don't call
2349 cxx_eval_constant_expression if argument is not
2350 potential_constant_expression.
2353 * cp-tree.h (calculate_bases, calculate_direct_bases): Add complain
2355 * semantics.c (calculate_bases): Add complain argument. Use
2356 complete_type_or_maybe_complain instead of just complete_type and
2357 return an empty vector if it fails. Move make_tree_vector () call
2358 after early return. Formatting fixes.
2359 (calculate_direct_bases): Likewise. Call release_tree_vector at the
2361 (dfs_calculate_bases_post, calculate_bases_helper): Formatting fixes.
2362 * pt.c (tsubst_pack_expansion): Adjust calculate_bases and
2363 calculate_direct_bases callers, formatting fixes.
2365 2018-04-04 Jason Merrill <jason@redhat.com>
2367 PR c++/85006 - -fconcepts ICE with A<auto...> return type
2368 * pt.c (tsubst_pack_expansion): Allow unsubstituted auto pack.
2370 PR c++/85200 - ICE with constexpr if in generic lambda.
2371 * tree.c (cp_walk_subtrees): Walk into DECL_EXPR in templates.
2373 PR c++/84221 - bogus -Wunused with attribute and template.
2374 * decl2.c (is_late_template_attribute): Handle unused and used
2375 normally on non-TYPE_DECL.
2377 PR c++/85135 - ICE with omitted template arguments.
2378 * decl.c (grokdeclarator): Catch deduced class type in trailing
2381 PR c++/85133 - ICE with missing concept initializer.
2382 * decl.c (cp_finish_decl): If a concept initializer is missing, use
2385 PR c++/85118 - wrong error with generic lambda and std::bind.
2386 * call.c (add_template_conv_candidate): Disable if there are any
2389 PR c++/85141 - ICE with compound assignment and static member fn.
2390 * typeck.c (cp_build_modify_expr): Call decay_conversion for RHS of
2391 compound assignment.
2393 PR c++/85148 - ICE with 'this' in array NSDMI.
2394 * tree.c (replace_placeholders_r): Use handled_component_p.
2396 2018-04-04 Ville Voutilainen <ville.voutilainen@gmail.com>
2399 * decl.c (grokfndecl): Handle standard UDL diagnostics here..
2400 * parser.c (cp_parser_unqualified_id): ..not here.
2402 2018-04-04 Alexandre Oliva <aoliva@redhat.com>
2405 * typeck.c (cp_build_addr_expr_1): Mark FUNCTION_DECL as
2407 * decl2.c (mark_used): Return without effects if tf_conv.
2409 2018-04-03 Jason Merrill <jason@redhat.com>
2411 PR c++/85092 - C++17 ICE with unused list constructor.
2412 * call.c (conv_binds_ref_to_prvalue): Also count ck_identity
2415 PR c++/85113 - ICE with constexpr and __builtin_constant_p.
2416 * constexpr.c (cxx_eval_builtin_function_call): Only defer
2417 __builtin_constant_p if ctx->quiet.
2419 2018-04-03 Paolo Carlini <paolo.carlini@oracle.com>
2422 * pt.c (rewrite_template_parm): If the first argument is
2423 error_mark_node return it immediately.
2424 (build_deduction_guide): Check the return value of the
2425 latter for error_mark_node.
2426 (do_class_deduction): Check the return value of the latter.
2428 2018-04-03 Jason Merrill <jason@redhat.com>
2430 * semantics.c (finish_if_stmt_cond): Use
2431 instantiation_dependent_expression_p.
2433 PR c++/85149 - generic lambda and constexpr if.
2434 * pt.c (build_extra_args, add_extra_args): Split from
2435 tsubst_pack_expansion.
2436 (tsubst_expr) [IF_STMT]: Use them.
2437 * cp-tree.h (IF_STMT_EXTRA_ARGS): New.
2439 * typeck.c (merge_types): Limit matching attribute shortcut to
2442 2018-04-03 Jakub Jelinek <jakub@redhat.com>
2445 * pt.c (fixed_parameter_pack_p_1): Punt if parm is error_mark_node.
2448 * name-lookup.c (handle_namespace_attrs): Return early if attributes
2452 * decl.c (cp_finish_decl): If ensure_literal_type_for_constexpr_object
2453 fails, after clearing DECL_DECLARED_CONSTEXPR_P don't return early,
2454 instead for static data members clear init and set DECL_EXTERNAL.
2456 2018-04-02 Jason Merrill <jason@redhat.com>
2458 PR c++/64095 - auto... parameter pack.
2459 * parser.c (cp_parser_parameter_declaration): Handle turning autos
2461 (cp_parser_parameter_declaration_list): Not here.
2463 2018-03-31 Alexandre Oliva <aoliva@redhat.com>
2466 * class.c (instantiate_type): Peel off SAVE_EXPR before
2469 2018-03-30 Jason Merrill <jason@redhat.com>
2471 * typeck2.c (process_init_constructor_record): Use
2472 init_list_type_node for the CONSTRUCTOR around an anonymous union
2473 designated initializer.
2475 2018-03-30 Jakub Jelinek <jakub@redhat.com>
2478 * semantics.c (finish_omp_reduction_clause): If
2479 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
2480 even if processing_template_decl.
2482 2018-03-29 David Malcolm <dmalcolm@redhat.com>
2485 * name-lookup.c (get_std_name_hint): Add names from <memory>,
2486 <tuple>, and <utility>.
2488 2018-03-29 Jason Merrill <jason@redhat.com>
2490 PR c++/85093 - too many template args with pack expansion.
2491 * pt.c (coerce_template_parms): Keep pack expansion args that will
2494 2018-03-29 Jason Merrill <jason@redhat.com>
2496 * pt.c (build_non_dependent_expr): Propagate expr location.
2498 2018-03-27 Jason Merrill <jason@redhat.com>
2500 PR c++/85060 - wrong-code with call to base member in template.
2501 * search.c (any_dependent_bases_p): Check uses_template_parms
2502 rather than processing_template_decl.
2504 2018-03-29 David Malcolm <dmalcolm@redhat.com>
2507 * typeck.c (convert_for_assignment): When complaining due to
2508 conversions for an argument, attempt to use the location of the
2511 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
2514 * pt.c (tsubst_default_argument): Early return if the type of the
2515 parameter is erroneous.
2517 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
2520 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
2524 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
2526 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
2529 * method.c (defaulted_late_check): Partially revert r253321 changes,
2530 do not early return upon error.
2532 2018-03-27 Jakub Jelinek <jakub@redhat.com>
2535 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
2536 type call fold to generate VECTOR_CSTs when possible.
2539 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
2540 return it right away.
2542 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
2544 * search.c (check_final_overrider): Use inform instead of error
2545 for the diagnostics of the overridden functions. Tweak wording.
2547 2018-03-27 Jakub Jelinek <jakub@redhat.com>
2550 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
2551 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
2553 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
2554 Jason Merrill <jason@redhat.com>
2557 * init.c (build_aggr_init): When initializing from array,
2558 reject anything but CONSTRUCTORs and TARGET_EXPRs.
2559 (build_vec_init): Handle separately ARRAY_TYPEs.
2561 2018-03-26 Jason Merrill <jason@redhat.com>
2563 PR c++/85062 - ICE with alignas in wrong place.
2564 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
2567 PR c++/85049 - ICE with __integer_pack.
2568 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
2569 * cp-tree.h (TEMPLATE_PARM_P): New.
2571 2018-03-23 Jason Merrill <jason@redhat.com>
2573 PR c++/78489 - wrong SFINAE behavior.
2576 * pt.c (type_unification_real): Don't defer substitution failure.
2578 2018-03-23 Jakub Jelinek <jakub@redhat.com>
2581 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
2585 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
2586 cp_build_unary_op call with gcc_unreachable ().
2588 2018-03-23 Marek Polacek <polacek@redhat.com>
2591 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
2592 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
2593 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
2595 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
2598 * parser.c (cp_parser_perform_range_for_lookup): Change
2599 the condition for deciding whether to use members.
2601 2018-03-23 Marek Polacek <polacek@redhat.com>
2604 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
2606 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
2609 * parser.c (cp_parser_alias_declaration): Call
2610 parser_check_template_parameters.
2613 * pt.c (resolve_typename_type): Drop assert that stopped
2614 simplification to template-independent types. Add assert to
2615 verify the initial scope is template dependent.
2616 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
2617 Reparse the id expression as a type-name, not a declarator.
2620 * init.c (build_vec_init): Error at parenthesized array init.
2625 * cp-tree.h (temp_override): New template class, generalizing
2626 a cleanup that was only used...
2627 * parser.c (cp_parser_parameter_declaration_clause):
2628 ... here for auto_is_implicit_function_template_parm_p.
2629 (cp_parser_gnu_attributes_opt): Use it here as well.
2630 (cp_parser_std_attribute): Likewise.
2632 2018-03-22 Marek Polacek <polacek@redhat.com>
2635 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
2638 2018-03-21 Jason Merrill <jason@redhat.com>
2640 PR c++/81311 - wrong C++17 overload resolution.
2641 * call.c (build_user_type_conversion_1): Remove C++17 code.
2642 (conv_binds_ref_to_prvalue): New.
2643 (build_over_call): Handle C++17 copy elision.
2644 (build_special_member_call): Only do C++17 copy elision here if the
2645 argument is already the right type.
2647 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
2650 * init.c (build_vec_init): Silence error, former sorry,
2655 * parser.c (abort_fully_implicit_template_p): New.
2656 (cp_parser_skip_to_end_of_statement): Use it.
2657 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
2658 (finish_fully_implicit_template_p): Clear
2659 implicit_template_parms and implicit_template_scope.
2661 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
2664 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
2665 error_mark_node when check_array_designated_initializer fails.
2667 2018-03-21 Jakub Jelinek <jakub@redhat.com>
2670 * cp-tree.h (genericize_compound_lvalue): Declare.
2671 * typeck.c (genericize_compound_lvalue): New function.
2672 (unary_complex_lvalue, cp_build_modify_expr): Use it.
2673 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
2674 and PREDECREMENT_EXPR in output and "m" constrained input operands with
2675 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
2676 COMPOUND_EXPR operand.
2678 2018-03-21 Nathan Sidwell <nathan@acm.org>
2681 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
2682 * decl2.c (vague_linkage_p): Likewise.
2684 2018-03-21 David Malcolm <dmalcolm@redhat.com>
2687 * constexpr.c (constexpr_fn_retval): Make non-"static".
2688 * cp-tree.h (constexpr_fn_retval): New decl.
2689 * search.c (direct_accessor_p): Update leading comment.
2690 (reference_accessor_p): Likewise.
2691 (field_accessor_p): Replace check that function body is a
2692 RETURN_EXPR with a call to constexpr_fn_retval. Fix
2693 indentation of "field_type" decl.
2695 2018-03-21 Nathan Sidwell <nathan@acm.org>
2698 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
2701 2018-03-21 Martin Sebor <msebor@redhat.com>
2704 * call.c (first_non_public_field): New template and function.
2705 (first_non_trivial_field): New function.
2706 (maybe_warn_class_memaccess): Call them.
2708 2018-03-21 David Malcolm <dmalcolm@redhat.com>
2711 * search.c (field_accessor_p): Use class_of_this_parm rather than
2712 type_of_this_parm, to check that "this" is a "const T *", rather
2715 2018-03-21 Nathan Sidwell <nathan@acm.org>
2717 * class.c (finish_struct_anon_r): Refactor, deprecate anything
2718 other than public non-static data members.
2719 * parser.c (cp_parser_init_declarator): Deprecate attributes after
2720 parenthesized initializer.
2723 * name-lookup.c (update_binding): Correct logic for local binding
2726 2018-03-21 Marek Polacek <polacek@redhat.com>
2728 PR c++/71638, ICE with NSDMI and reference.
2729 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
2730 even when we replace an element.
2732 2018-03-20 Marek Polacek <polacek@redhat.com>
2734 PR c++/84978, ICE with NRVO.
2735 * constexpr.c (cxx_eval_constant_expression): Handle the case when
2736 a RESULT_DECL isn't in the hash map.
2738 2018-03-20 Jason Merrill <jason@redhat.com>
2740 PR c++/84978, ICE with NRVO.
2741 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
2742 (cp_get_callee_fndecl_nofold): New.
2743 * cp-gimplify.c (cp_genericize_r): Use it instead.
2744 * call.c (check_self_delegation): Likewise.
2746 2018-03-20 Nathan Sidwell <nathan@acm.org>
2749 * name-lookup.c (pushdecl_class_level): Push anon-struct's
2750 member_vec, if there is one.
2753 * cp-tree.h (lookup_list_keep): Declare.
2754 * tree.c (lookup_list_keep): New, broken out of ...
2755 (build_min): ... here. Call it.
2756 * decl.c (cp_finish_decl): Call lookup_list_keep.
2758 2018-03-19 Jason Merrill <jason@redhat.com>
2760 PR c++/84937 - ICE with class deduction and auto.
2761 * pt.c (rewrite_template_parm): Fix auto handling.
2763 2018-03-19 Marek Polacek <polacek@redhat.com>
2766 * pt.c (enclosing_instantiation_of): Check if fn is null.
2769 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
2770 as we evaluate the elements.
2771 (cxx_eval_constant_expression): Verify constructor's flags
2774 2018-03-19 Jason Merrill <jason@redhat.com>
2776 PR c++/71834 - template-id with too few arguments.
2777 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
2779 2018-03-19 Nathan Sidwell <nathan@acm.org>
2782 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
2783 * pt.c (build_template_decl): Propagate language linkage.
2786 * name-lookup.c (set_local_extern_decl_linkage): Defend against
2789 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2792 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
2794 * method.c (synthesize_method): Likewise.
2795 * pt.c (convert_nontype_argument): Likewise.
2797 2018-03-16 Jason Merrill <jason@redhat.com>
2799 PR c++/84720 - ICE with rvalue ref non-type argument.
2800 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
2801 (convert_nontype_argument): Revert earlier change.
2803 PR c++/80227 - SFINAE and negative array size.
2804 * decl.c (compute_array_index_type): Use
2805 build_converted_constant_expr and valid_constant_size_p.
2807 PR c++/84906 - silent wrong code with ambiguous conversion.
2808 * call.c (build_user_type_conversion_1): Set need_temporary_p on
2809 ambiguous conversion.
2810 (convert_like_real): Check it.
2812 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
2813 * call.c (build_special_member_call): Don't convert an init-list
2814 argument directly to the class type.
2816 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2820 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
2821 (find_placeholder): Declare.
2822 * tree.c (struct replace_placeholders_t): Add exp member.
2823 (replace_placeholders_r): Don't walk into ctors with
2824 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
2825 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
2826 (replace_placeholders): Initialize data.exp.
2827 (find_placeholders_r, find_placeholders): New functions.
2828 * typeck2.c (process_init_constructor_record,
2829 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
2830 if adding NSDMI on which find_placeholder returns true.
2831 * call.c (build_over_call): Don't call replace_placeholders here.
2832 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
2833 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
2834 TARGET_EXPR_INITIAL.
2835 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
2838 2018-03-16 Jason Merrill <jason@redhat.com>
2840 PR c++/83911 - ICE with multiversioned constructor.
2841 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
2843 * call.c (build_over_call): Not here.
2845 2018-03-16 Jakub Jelinek <jakub@redhat.com>
2848 * decl.c (reshape_init_class): Don't assert d->cur->index == field
2849 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
2851 2018-03-15 Jakub Jelinek <jakub@redhat.com>
2854 * cp-tree.h (cp_warn_deprecated_use): Declare.
2855 * tree.c (cp_warn_deprecated_use): New function.
2856 * typeck2.c (build_functional_cast): Use it.
2857 * decl.c (grokparms): Likewise.
2858 (grokdeclarator): Likewise. Temporarily push nested class scope
2859 around grokparms call for out of class member definitions.
2861 2018-03-14 Jason Merrill <jason@redhat.com>
2863 PR c++/84820 - no error for invalid qualified-id.
2864 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
2865 cp_error_declarator.
2867 PR c++/84801 - ICE with unexpanded pack in lambda.
2868 * pt.c (check_for_bare_parameter_packs): Don't return early for a
2869 lambda in non-template context.
2871 PR c++/81236 - auto variable and auto function
2872 * pt.c (tsubst_baselink): Update the type of the BASELINK after
2875 2018-03-14 Jason Merrill <jason@redhat.com>
2877 PR c++/83916 - ICE with template template parameters.
2878 * pt.c (convert_template_argument): Don't substitute into type of
2879 non-type parameter if we don't have enough arg levels.
2882 2018-03-14 Marek Polacek <polacek@redhat.com>
2885 * semantics.c (finish_static_assert): Check
2886 instantiation_dependent_expression_p instead of
2887 {type,value}_dependent_expression_p.
2889 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
2890 Jason Merrill <jason@redhat.com>
2892 PR c++/82336 - link error with list-init default argument.
2893 * decl.c (check_default_argument): Unshare an initializer list.
2895 2018-03-13 Jakub Jelinek <jakub@redhat.com>
2898 * decl.c (duplicate_decls): For redefinition of built-in, use error
2899 and return error_mark_node. For redeclaration, return error_mark_node
2900 rather than olddecl if !flag_permissive.
2902 2018-03-13 Jason Merrill <jason@redhat.com>
2904 PR c++/82565 - ICE with concepts and generic lambda.
2905 * pt.c (instantiate_decl): Clear fn_context for lambdas.
2907 2018-03-13 Jason Merrill <jason@redhat.com>
2909 PR c++/84720 - ICE with rvalue ref non-type argument.
2910 * pt.c (convert_nontype_argument): Handle rvalue references.
2912 PR c++/84839 - ICE with decltype of parameter pack.
2913 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
2914 instantiating dummy parms.
2916 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
2917 parameter even without -Wpedantic.
2919 PR c++/84798 - ICE with auto in abstract function declarator.
2920 * parser.c (cp_parser_parameter_declaration_clause): Check
2921 parser->default_arg_ok_p.
2923 2018-03-13 Jakub Jelinek <jakub@redhat.com>
2926 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
2927 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
2928 sizetype. Formatting fixes.
2930 2018-03-12 Jason Merrill <jason@redhat.com>
2932 PR c++/84355 - ICE with deduction for member class template.
2933 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
2934 CLASS_PLACEHOLDER_TEMPLATE.
2936 PR c++/84802 - ICE capturing uninstantiated class.
2937 * lambda.c (build_capture_proxy): Call complete_type.
2939 2018-03-09 Jason Merrill <jason@redhat.com>
2941 PR c++/84770 - ICE with typedef and parameter pack.
2942 * pt.c (verify_unstripped_args_1): Split out from
2943 verify_unstripped_args.
2945 PR c++/84785 - ICE with alias template and default targs.
2946 * pt.c (type_unification_real): Set processing_template_decl if
2949 PR c++/84752 - ICE with capture of constexpr array.
2950 * call.c (standard_conversion): Set rvaluedness_matches_p on the
2951 identity conversion under ck_lvalue.
2953 2018-03-09 Jason Merrill <jason@redhat.com>
2954 Paolo Carlini <paolo.carlini@oracle.com>
2958 * pt.c (any_erroneous_template_args_p): New.
2959 * cp-tree.h (any_erroneous_template_args_p): Declare it.
2960 * parser.c (cp_parser_class_specifier_1): Use it.
2962 2018-03-09 Jason Merrill <jason@redhat.com>
2964 PR c++/84726 - unnecessary capture of constant vars.
2965 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
2966 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
2967 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
2968 * lambda.c (is_constant_capture_proxy)
2969 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
2970 (prune_lambda_captures): New.
2971 (finish_lambda_function): Call prune_lambda_captures.
2973 2018-03-09 Jason Merrill <jason@redhat.com>
2974 Jakub Jelinek <jakub@redhat.com>
2977 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
2978 build ADDR_EXPR with REFERENCE_TYPE.
2979 (build_over_call): For purposes of check_function_arguments, if
2980 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
2981 its operand rather than the argument itself.
2983 2018-03-09 Jakub Jelinek <jakub@redhat.com>
2986 * decl.c (duplicate_decls): Don't override __* prefixed builtins
2987 except for __[^b]*_chk, instead issue permerror and for -fpermissive
2988 also a note and return olddecl.
2990 2018-03-09 Nathan Sidwell <nathan@acm.org>
2993 * name-lookup.c (do_pushdecl_with_scope): Only clear
2994 current_function_decl when pushing a non-class (i.e. namespace)
2997 2018-03-08 Jason Merrill <jason@redhat.com>
2998 Jakub Jelinek <jakub@redhat.com>
3001 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
3002 not calling mark_used for the benefit of -Wunused-function warning.
3004 2018-03-06 Jason Merrill <jason@redhat.com>
3006 * lambda.c (is_capture_proxy_with_ref): Remove.
3007 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
3009 2018-03-06 Marek Polacek <polacek@redhat.com>
3012 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
3015 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
3018 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
3019 only while processing template decls.
3020 * typeck.c (build_x_conditional_expr): Move wrapping of
3021 reference type around type...
3022 * call.c (build_conditional_expr_1): ... here. Rename
3023 is_lvalue to is_glvalue.
3024 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
3025 INDIRECT_REF of COND_EXPR too.
3028 * init.c (build_zero_init_1): Zero-initialize references.
3031 * semantics.c (finish_stmt_expr_expr): Reject unresolved
3032 overloads used as stmt expr values.
3034 2018-03-05 Jason Merrill <jason@redhat.com>
3036 PR c++/84708 - ICE with lambda in local class NSDMI.
3037 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
3040 2018-03-05 Jakub Jelinek <jakub@redhat.com>
3043 * constexpr.c (constexpr_call_hasher::equal): Return false if
3044 lhs->hash != rhs->hash. Change return 1 to return true and
3045 return 0 to return false.
3047 2018-03-05 Nathan Sidwell <nathan@acm.org>
3050 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
3052 2018-03-05 Marek Polacek <polacek@redhat.com>
3055 * decl.c (duplicate_decls): Check DECL_NAME before accessing
3058 2018-03-05 Nathan Sidwell <nathan@acm.org>
3061 * friend.c (do_friend): Restore check for identifier_p inside
3064 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
3067 * parser.c (cp_parser_lambda_introducer): Reject any capture not
3068 involving a VAR_DECL or a PARM_DECL.
3070 2018-03-05 Pádraig Brady <P@draigBrady.com>
3071 Jason Merrill <jason@redhat.com>
3072 Nathan Sidwell <nathan@acm.org>
3075 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
3077 2018-03-03 Jason Merrill <jason@redhat.com>
3079 PR c++/84686 - missing volatile loads.
3080 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
3082 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
3085 * optimize.c (maybe_thunk_body): Bail out immediately if either
3086 fns[0] or fns[1] is null.
3088 2018-03-02 Marek Polacek <polacek@redhat.com>
3091 * constexpr.c (get_array_or_vector_nelts): New.
3092 (cxx_eval_array_reference): Use it.
3093 (cxx_eval_vec_init_1): Likewise.
3094 (cxx_eval_store_expression): Likewise.
3096 2018-03-02 Jason Merrill <jason@redhat.com>
3098 * semantics.c (force_paren_expr): Remove redundant test.
3100 2018-03-02 Marek Polacek <polacek@redhat.com>
3103 * decl.c (cp_complete_array_type): Check error_mark_node.
3106 * typeck.c (cp_perform_integral_promotions): Check the result of
3109 2018-03-02 Jakub Jelinek <jakub@redhat.com>
3112 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
3113 RETURN instead of return.
3114 <case POINTER_PLUS_EXPR>: Likewise.
3115 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
3116 it instead of wrapping it into CONVERT_EXPR.
3118 2018-03-02 Jason Merrill <jason@redhat.com>
3121 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
3123 2018-03-02 Marek Polacek <polacek@redhat.com>
3126 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
3127 wrapped in VIEW_CONVERT_EXPR.
3129 2018-03-01 Martin Sebor <msebor@redhat.com>
3132 * decl.c (check_redeclaration_no_default_args): Merge attributes
3133 specified on redeclarations of the same function template.
3136 2018-03-01 Marek Polacek <polacek@redhat.com>
3137 Jason Merrill <jason@redhat.com>
3140 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
3142 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
3143 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
3144 of instantiate_non_dependent_expr.
3145 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
3147 2018-03-01 Nathan Sidwell <nathan@acm.org>
3150 * name-lookup.c (member_vec_dedup): Remove manually peeled
3151 iteration. Ignore dependent ctor inheritance.
3153 2018-03-01 Jason Merrill <jason@redhat.com>
3155 PR c++/71569 - decltype of template.
3156 * parser.c (cp_parser_decltype_expr): Handle missing template args.
3158 2018-03-01 Marek Polacek <polacek@redhat.com>
3161 * constexpr.c (require_rvalue_constant_expression): New function.
3162 * cp-tree.h: Declare it.
3163 * semantics.c (finish_static_assert): Use it instead of
3164 require_potential_rvalue_constant_expression.
3166 2018-03-01 Jason Merrill <jason@redhat.com>
3167 Alexandre Oliva <aoliva@redhat.com>
3169 PR c++/71569 - ICE with redundant args on member variable template.
3170 * decl.c (start_decl): Handle partial specialization of member
3172 * pt.c (determine_specialization): Allow partial specialization
3173 of member variable template without specializing enclosing class.
3174 (process_partial_specialization): Improve error message.
3176 2018-02-28 Jason Merrill <jason@redhat.com>
3178 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
3179 * pt.c (determine_specialization): Check ref-qualifier.
3181 2018-02-28 Jakub Jelinek <jakub@redhat.com>
3184 * parser.c (cp_parser_attributes_opt): Formatting fix.
3185 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
3186 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
3188 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
3189 instead of tentative parse to peek over optional attribute tokens
3190 to check for CPP_COLON after them.
3194 * pt.c (INCLUDE_STRING): Remove define.
3195 (warn_spec_missing_attributes): Use pretty_printer instead of
3196 std::string. Fix up inform call so that the list of attributes
3199 2018-02-28 Martin Sebor <msebor@redhat.com>
3202 * decl.c (duplicate_decls): Fully merge attributes const, pure,
3205 2018-02-28 Nathan Sidwell <nathan@acm.org>
3208 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
3209 * name-lookup.c (fields_linear_search): Look in an anon-aggr
3210 regardless of want_type.
3211 (search_anon_aggr): Just use get_class_binding_direct.
3213 2018-02-28 Jakub Jelinek <jakub@redhat.com>
3215 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
3218 2018-02-27 Martin Sebor <msebor@redhat.com>
3220 * pt.c: Avoid including <string> directly.
3222 2018-02-27 Martin Sebor <msebor@redhat.com>
3226 * cp-tree.h (warn_spec_missing_attributes): New function.
3227 ((check_explicit_specialization): Add an argument. Call the above
3229 * decl.c (duplicate_decls): Avoid applying primary function template's
3230 attributes to its explicit specializations.
3231 cp/pt.c (warn_spec_missing_attributes): Define.
3233 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
3235 PR c++/71546 - lambda init-capture with qualified-id.
3236 * parser.c (cp_parser_lambda_introducer): Clear scope after
3237 each lambda capture.
3239 2018-02-27 Nathan Sidwell <nathan@acm.org>
3242 * name-lookup.h (get_member_slot): Rename ...
3243 (find_member_slot): ... here.
3244 (add_member_slot): New.
3245 * name-lookup.c (member_vec_linear_search): No need to check for
3247 (get_member_slot): Rename ...
3248 (find_member_slot): ... here. Don't add slot for incomplete class.
3249 (add_member_slot): New.
3250 * class.c (add_method): Adjust get_member_slot rename. Bail out
3251 if push_class_level_binding fails. Create slot and grok
3252 properties once we're committed to insertion.
3254 2018-02-27 Jason Merrill <jason@redhat.com>
3256 PR c++/84489 - dependent default template argument
3257 * pt.c (type_unification_real): Handle early substitution failure.
3259 2018-02-26 Jason Merrill <jason@redhat.com>
3261 PR c++/84560 - ICE capturing multi-dimensional VLA.
3262 * tree.c (array_of_runtime_bound_p): False if the element is
3265 PR c++/84441 - ICE with base initialized from ?:
3266 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
3268 PR c++/84520 - ICE with generic lambda in NSDMI.
3269 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
3270 'this' in a generic lambda instantiation.
3272 PR c++/84559 - ICE with constexpr VLA.
3273 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
3274 for constexpr variable with VLA type.
3276 2018-02-26 Jakub Jelinek <jakub@redhat.com>
3279 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
3280 a valid constant initializer. Formatting fixes.
3282 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3285 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
3286 returning NULL_TREE.
3287 (apply_late_template_attributes): Likewise.
3289 2018-02-26 Jakub Jelinek <jakub@redhat.com>
3292 * parser.c (cp_parser_omp_var_list_no_open): Only call
3293 cp_parser_lookup_name_simple on names satisfying identifier_p.
3294 (cp_parser_oacc_routine): Likewise.
3296 2018-02-26 Jason Merrill <jason@redhat.com>
3298 PR c++/84551 - ICE with concepts and -g.
3299 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
3301 2018-02-26 Marek Polacek <polacek@redhat.com>
3304 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
3307 2018-02-26 Jason Merrill <jason@redhat.com>
3309 PR c++/84447 - ICE with deleted inherited ctor with default arg.
3310 * call.c (build_over_call): Handle deleted functions in one place.
3312 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3315 * decl.c (redeclaration_error_message): Don't try to use
3316 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
3318 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
3320 * lambda.c (build_capture_proxy): Define static.
3321 * cp-tree.h (build_capture_proxy): Remove.
3323 2018-02-26 Marek Polacek <polacek@redhat.com>
3326 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
3327 if name is error node.
3329 2018-02-25 Jason Merrill <jason@redhat.com>
3331 PR c++/84015 - ICE with class deduction and auto template parm.
3332 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
3334 2018-02-24 Marek Polacek <polacek@redhat.com>
3337 * constexpr.c (maybe_constant_init_1): New function.
3338 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
3339 (cxx_constant_init): New function.
3340 * cp-tree.h (cxx_constant_init): Declare.
3341 * typeck2.c (store_init_value): Call cxx_constant_init instead of
3342 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
3344 2018-02-22 Jason Merrill <jason@redhat.com>
3346 PR c++/70468 - ICE with constructor delegation via typedef.
3347 * pt.c (tsubst_initializer_list): Check for other mem-initializers
3348 with constructor delegation.
3350 2018-02-22 Jason Merrill <jason@redhat.com>
3352 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
3353 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
3356 2018-02-22 Marek Polacek <polacek@redhat.com>
3359 * parser.c (cp_parser_braced_list): Use require_open instead of
3362 2018-02-21 Jason Merrill <jason@redhat.com>
3364 PR c++/84454 - ICE with pack expansion in signature.
3365 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
3367 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
3369 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
3372 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
3375 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
3378 2018-02-20 Jakub Jelinek <jakub@redhat.com>
3381 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
3382 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
3385 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
3386 returns error_mark_node, return it immediately.
3387 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
3388 error_mark_node, return error_mark_node.
3391 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
3392 function_depth to avoid GC during finish_lambda_function.
3394 2018-02-19 Jason Merrill <jason@redhat.com>
3396 PR c++/84429 - ICE capturing VLA.
3397 * lambda.c (build_capture_proxy): Handle reference refs.
3399 2018-02-19 Jakub Jelinek <jakub@redhat.com>
3402 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
3403 either operand is error_mark_node, set current.lhs to that instead of
3404 creating a binary op with error_mark_node operands.
3407 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
3409 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
3412 * decl.c (grokdeclarator): Early return error_mark_node upon
3413 ill-formed friend declaration.
3415 2018-02-16 Marek Polacek <polacek@redhat.com>
3416 Jakub Jelinek <jakub@redhat.com>
3419 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
3420 set *jump_target to anything if jump_target is NULL.
3422 2018-02-16 Jason Merrill <jason@redhat.com>
3424 PR c++/84151 - unnecessary volatile load with static member.
3425 * call.c (build_new_method_call_1): Avoid loading from a volatile
3426 lvalue used as the object argument for a static member function.
3428 PR c++/81853 - using-directive and constexpr.
3429 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
3431 PR c++/84420 - ICE with structured binding in lambda.
3432 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
3434 PR c++/83835 - C++17 error with constructor ctors.
3435 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
3437 PR c++/82664 - ICE with reference to function template parm.
3438 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
3441 PR c++/82764 - C++17 ICE with empty base
3442 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
3444 2018-02-16 Jason Merrill <jason@redhat.com>
3446 PR c++/84421 - type-dependent if constexpr
3447 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
3449 2018-02-16 Nathan Sidwell <nathan@acm.org>
3451 Deprecate -ffriend-injection.
3452 * decl.c (cxx_init_decl_processing): Emit warning on option.
3453 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
3456 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
3459 * decl.c (check_special_function_return_type): Reject template
3460 template parameter in deduction guide.
3462 2018-02-16 Nathan Sidwell <nathan@acm.org>
3465 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
3467 2018-02-15 Jason Merrill <jason@redhat.com>
3469 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
3470 * call.c (convert_like_real): Don't use the copy-list-initialization
3471 shortcut for ck_base.
3473 PR c++/84045 - ICE with typedef and noexcept.
3474 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
3476 PR c++/84376 - ICE with omitted template arguments.
3477 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
3479 PR c++/84368 - wrong error with local variable in variadic lambda.
3480 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
3481 local_specializations.
3483 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
3486 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
3489 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
3492 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
3495 2018-02-14 Nathan Sidwell <nathan@acm.org>
3497 * decl2.c (mark_vtable_entries): Set input_location to decl's.
3498 (c_parse_final_cleanups): Restore input_location after emitting
3501 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
3503 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
3504 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
3505 auto_deduction_context, tree, int): Add defaults.
3506 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
3507 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
3508 tsubst_flags_t argument.
3509 * init.c (build_new): Likewise.
3511 2018-02-13 Jakub Jelinek <jakub@redhat.com>
3514 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
3515 about return other than *this in assignment operators if
3516 retval is type dependent expression.
3518 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
3521 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
3522 save_expr for the G++ extension.
3524 2018-02-13 Jason Merrill <jason@redhat.com>
3526 PR c++/84080 - ICE with return type deduction and specialization.
3527 * pt.c (determine_specialization): Check uses_template_parms.
3529 Fix more variadic capture issues.
3530 * pt.c (find_parameter_packs_r): Also look at explicit captures.
3531 (check_for_bare_parameter_packs): Check current_class_type for
3533 (extract_locals_r): Handle seeing a full instantiation of a pack.
3534 (tsubst_pack_expansion): Likewise. Force lambda capture.
3535 * parser.c (cp_parser_lambda_introducer): Don't
3536 check_for_bare_parameter_packs.
3538 PR c++/84338 - wrong variadic sizeof.
3539 * pt.c (argument_pack_select_arg): Like the macro, but look through
3541 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
3542 (extract_fnparm_pack): Do make_pack_expansion.
3543 (extract_locals_r): Do strip a pack expansion.
3544 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
3546 2018-02-12 Jakub Jelinek <jakub@redhat.com>
3549 * parser.c (cp_parser_binary_expression): Use build_min instead of
3550 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
3552 2018-02-12 Nathan Sidwell <nathan@acm.org>
3555 * parser.c (cp_parser_decltype): Push and pop
3556 deferring_access_checks. Reorganize to avoid goto.
3558 2018-02-12 Richard Biener <rguenther@suse.de>
3561 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
3562 uniform constructors and delay allocating them fully.
3564 2018-02-09 Jason Merrill <jason@redhat.com>
3566 PR c++/84036 - ICE with variadic capture.
3567 Handle variadic capture proxies more like non-variadic.
3568 * lambda.c (build_capture_proxy): Remove workaround.
3569 * pt.c (find_parameter_packs_r): The proxy is a pack.
3570 (instantiate_class_template_1): Remove dead lambda code.
3571 (extract_fnparm_pack): Don't make_pack_expansion.
3572 (extract_locals_r): Don't strip a pack expansion.
3573 (tsubst_pack_expansion): Handle proxy packs. Use
3574 PACK_EXPANSION_EXTRA_ARGS less.
3575 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
3576 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
3577 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
3578 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
3579 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
3581 2018-02-10 Jakub Jelinek <jakub@redhat.com>
3584 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
3586 2018-02-09 Jason Merrill <jason@redhat.com>
3588 PR c++/81917 - ICE with void_t and partial specialization.
3589 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
3590 calling most_specialized_partial_spec.
3592 2018-02-09 Nathan Sidwell <nathan@acm.org>
3595 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
3596 Pass expr location to strict_aliasing_warning.
3598 2018-02-09 Jason Merrill <jason@redhat.com>
3600 PR c++/84296 - ICE with qualified-id in template.
3602 * pt.c (unknown_base_ref_p): New.
3603 (instantiation_dependent_scope_ref_p): Use it instead of
3604 any_dependent_bases_p.
3606 2018-02-09 Marek Polacek <polacek@redhat.com>
3607 Jakub Jelinek <jakub@redhat.com>
3610 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
3611 fold_indirect_ref_1, including poly_*int64. Verify first that
3612 tree_fits_poly_int64_p (op01). Formatting fixes.
3614 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3616 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
3617 * lambda.c (build_capture_proxy): Likewise.
3618 * search.c (field_access_p): Likewise.
3619 * semantics.c (omp_clause_decl, omp_privatize_field,
3620 finish_omp_clauses): Likewise.
3622 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3625 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
3626 case of nullptr too.
3628 2018-02-08 Nathan Sidwell <nathan@acm.org>
3630 * class.c (finish_struct): Fix std:initializer_list diagnostic
3633 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
3636 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
3638 2018-02-07 Jakub Jelinek <jakub@redhat.com>
3641 * parser.c (cp_parser_dot_deref_incomplete): New function.
3642 (cp_parser_postfix_dot_deref_expression): Use it.
3644 2018-02-07 David Malcolm <dmalcolm@redhat.com>
3648 * name-lookup.c (suggest_rid_p): New function.
3649 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
3652 2018-02-07 Jason Merrill <jason@redhat.com>
3654 PR c++/84182 - ICE with captured lambda
3656 * pt.c (extract_locals_r, extract_local_specs): New.
3657 (tsubst_pack_expansion): Use them.
3659 2018-02-07 Martin Liska <mliska@suse.cz>
3662 * class.c (add_method): Append argument value.
3663 * cp-tree.h (maybe_version_functions): Add new argument.
3664 * decl.c (decls_match): Call it if a declaration does not
3665 have DECL_FUNCTION_VERSIONED.
3666 (maybe_version_functions): record argument is added.
3668 2018-02-05 Marek Polacek <polacek@redhat.com>
3670 * class.c: Remove unused global variables.
3671 (build_primary_vtable): Don't gather statistics.
3672 (print_class_statistics): Remove.
3673 * cp-tree.h (print_class_statistics): Remove.
3674 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
3676 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
3678 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
3679 * constexpr.c (cx_check_missing_mem_inits): Likewise.
3680 * decl.c (next_initializable_field, find_decomp_class_base,
3681 cp_finish_decomp): Likewise.
3682 * typeck2.c (process_init_constructor_record): Likewise.
3684 2018-02-02 Jason Merrill <jason@redhat.com>
3686 PR c++/84181 - ICE with lambda parm in template argument.
3687 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
3689 2018-02-01 Jason Merrill <jason@redhat.com>
3691 PR c++/84160 - ICE with nested variadic capture.
3692 * lambda.c (is_capture_proxy_with_ref): New.
3693 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
3695 * expr.c (mark_use): Use is_capture_proxy_with_ref.
3696 * constexpr.c (potential_constant_expression_1): Likewise.
3697 * semantics.c (process_outer_var_ref): Likewise.
3699 2018-02-01 Marek Polacek <polacek@redhat.com>
3702 * typeck.c (build_address): Relax the assert when
3703 processing_template_decl.
3705 2018-02-01 Jason Merrill <jason@redhat.com>
3707 PR c++/84126 - ICE with variadic generic lambda
3710 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
3711 PACK_EXPANSION_EXTRA_ARGS.
3713 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
3716 * call.c (convert_like_real): If w're initializing from {} explicitly
3717 call abstract_virtuals_error_sfinae.
3719 2018-01-31 Jason Merrill <jason@redhat.com>
3720 Jakub Jelinek <jakub@redhat.com>
3723 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
3724 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
3727 2018-01-31 Jakub Jelinek <jakub@redhat.com>
3730 * constexpr.c (diag_array_subscript): Emit different diagnostics
3731 if TYPE_DOMAIN (arraytype) is NULL.
3732 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
3733 with NULL TYPE_DOMAIN use size_zero_node as nelts.
3735 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
3738 * semantics.c (finish_qualified_id_expr): When handling an
3739 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
3741 2018-01-31 Marek Polacek <polacek@redhat.com>
3744 * cp-gimplify.c (cp_fold): Check if X is an error node before
3745 calling useless_type_conversion_p.
3747 2018-01-30 Jason Merrill <jason@redhat.com>
3749 PR c++/84091 - ICE with local class in lambda in template.
3750 * decl2.c (determine_visibility): Look for outer containing template
3753 PR c++/84098 - ICE with lambda in template NSDMI.
3754 * pt.c (instantiate_class_template_1): Ignore more lambdas.
3756 2018-01-29 Jason Merrill <jason@redhat.com>
3758 PR c++/68810 - wrong location for reinterpret_cast error.
3759 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
3762 2018-01-29 Marek Polacek <polacek@redhat.com>
3765 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
3766 => fooarray[1] in offset_int.
3768 2018-01-29 Jason Merrill <jason@redhat.com>
3770 PR c++/83942 - wrong unused warning with static_cast.
3771 * cvt.c (ocp_convert): Call mark_rvalue_use.
3773 2018-01-26 Jason Merrill <jason@redhat.com>
3775 PR c++/83956 - wrong dtor error with anonymous union
3776 * method.c (walk_field_subobs): Variant members only affect
3778 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
3780 PR c++/84036 - ICE with variadic capture.
3782 * pt.c (tsubst_pack_expansion): When optimizing a simple
3783 substitution, pull a single pack expansion out of its pack.
3785 PR c++/82514 - ICE with local class in generic lambda.
3786 * pt.c (regenerated_lambda_fn_p): Remove.
3787 (enclosing_instantiation_of): Don't use it.
3788 (tsubst_function_decl): Call enclosing_instantiation_of.
3790 * pt.c (lookup_template_class_1): Add sanity check.
3791 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
3793 2018-01-25 Jakub Jelinek <jakub@redhat.com>
3796 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
3797 recursive calls that return ret.
3798 (cp_finish_decomp): Ignore unnamed bitfields.
3800 2018-01-23 Jason Merrill <jason@redhat.com>
3802 PR c++/82249 - wrong mismatched pack length error.
3803 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
3804 unsubstituted function parameter pack.
3806 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
3809 * decl.c (check_for_uninitialized_const_var): Not static; add
3810 bool and tsubst_flags_t parameters; adjust to be used both in
3811 constexpr context and not.
3812 * constexpr.c (potential_constant_expression_1): Use the above.
3813 * cp-tree.h (check_for_uninitialized_const_var): Declare.
3815 2018-01-23 Jason Merrill <jason@redhat.com>
3817 PR c++/83947 - ICE with auto declarations.
3818 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
3819 * decl.c (undeduced_auto_decl): Limit to vars and fns.
3821 2018-01-23 David Malcolm <dmalcolm@redhat.com>
3824 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
3825 for pointer to member function types.
3827 2018-01-23 Jakub Jelinek <jakub@redhat.com>
3830 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
3831 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
3833 2018-01-23 Nathan Sidwell <nathan@acm.org>
3836 * pt.c (tsubst_baselink): Remove optype assert.
3837 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
3839 2018-01-23 Jakub Jelinek <jakub@redhat.com>
3842 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
3843 refers to incomplete type.
3845 2018-01-23 Nathan Sidwell <nathan@acm.org>
3847 Deprecate ARM-era for scope handling
3848 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
3849 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
3851 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
3853 * semantics.c (begin_for_scope): Flag_new_for_scope is
3855 (finish_for_stmt, begin_range_for_stmt): Likewise.
3857 2018-01-22 Jason Merrill <jason@redhat.com>
3860 * decl2.c (determine_visibility): Fix template_decl handling
3861 instead of blocking it.
3863 PR c++/83720 - ICE with lambda and LTO.
3864 * decl2.c (determine_visibility): Clear template_decl for
3865 function-scope decls. Propagate anonymous linkage from containing
3868 2018-01-22 Marek Polacek <polacek@redhat.com>
3871 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
3874 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
3877 * decl.c (grokdeclarator): Don't diagnose extra parens
3880 2018-01-19 Jakub Jelinek <jakub@redhat.com>
3883 * call.c (joust): Use TREE_TYPE (source) if source is
3884 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
3887 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
3888 for direct enum init.
3889 * decl.c (reshape_init): Likewise.
3891 2018-01-19 Marek Polacek <polacek@redhat.com>
3893 * constexpr.c (fold_simple): Simplify.
3895 2018-01-18 Jason Merrill <jason@redhat.com>
3898 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
3899 * pt.c (instantiation_dependent_scope_ref_p): True if
3900 any_dependent_bases_p.
3902 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
3904 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
3905 vs DECL_NONTRIVIALLY_INITIALIZED_P).
3907 2018-01-18 Jason Merrill <jason@redhat.com>
3909 PR c++/82461 - constexpr list-initialized member
3910 * constexpr.c (potential_constant_expression_1): Check
3911 TARGET_EXPR_DIRECT_INIT_P.
3913 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
3916 * decl.c (xref_basetypes): Early return upon error about derived
3919 2018-01-18 Nathan Sidwell <nathan@acm.org>
3922 * cp-tree.h (mark_use): Declare.
3923 * expr.c (mark_use): Make extern.
3924 * call.c (direct_reference_binding): Set inner conv's
3925 rvaluedness_matches_p, if it is an identity.
3926 (convert_like_real): Mark lvalue or rvalue use for identity as
3927 rvaledness_matches_p demands.
3929 2018-01-18 Jakub Jelinek <jakub@redhat.com>
3932 * parser.c (attr_chainon): New function.
3933 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
3934 cp_parser_namespace_definition, cp_parser_init_declarator,
3935 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
3936 cp_parser_gnu_attributes_opt): Use it.
3937 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
3938 cp_parser_objc_struct_declaration): Likewise. Don't reset
3939 prefix_attributes if attributes is error_mark_node.
3941 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3944 * decl.c (grokdeclarator): Do not append the error_mark_node
3945 due to an erroneous optional attribute-specifier-seq.
3947 2018-01-17 Jakub Jelinek <jakub@redhat.com>
3950 * cp-gimplify.c (cp_maybe_instrument_return): Handle
3953 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
3956 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
3957 error_mark_node when we give an error.
3958 * decl.c (cp_finish_decl): Use the latter.
3960 2018-01-17 Nathan Sidwell <nathan@acm.org>
3963 * init.c (build_raw_new_expr): Scan list for lookups to keep.
3965 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3968 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
3969 the C++ part. If processing a template, call
3970 fold_non_dependent_expr rather than fully folding.
3972 2018-01-17 Jason Merrill <jason@redhat.com>
3974 PR c++/81067 - redundant NULL warning.
3975 * call.c (convert_like_real): Restore null_node handling.
3977 2018-01-17 Jason Merrill <jason@redhat.com>
3979 PR c++/81843 - ICE with variadic member template.
3981 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
3984 2018-01-17 David Malcolm <dmalcolm@redhat.com>
3987 * pt.c (type_dependent_expression_p): Strip any location wrapper
3988 before testing tree codes.
3989 (selftest::test_type_dependent_expression_p): New function.
3990 (selftest::cp_pt_c_tests): Call it.
3992 2018-01-17 Nathan Sidwell <nathan@acm.org>
3995 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
3996 this not a final instantiation.
3998 2018-01-16 Jason Merrill <jason@redhat.com>
4000 PR c++/83714 - ICE checking return in template.
4001 * typeck.c (check_return_expr): Call build_non_dependent_expr.
4003 2018-01-16 Jakub Jelinek <jakub@redhat.com>
4006 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
4007 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
4008 instead of CALL_FROM_THUNK_P.
4011 * name-lookup.c (member_vec_dedup): Return early if len is 0.
4012 (resort_type_member_vec, set_class_bindings,
4013 insert_late_enum_def_bindings): Use vec qsort method instead of
4014 calling qsort directly.
4016 2018-01-15 Martin Sebor <msebor@redhat.com>
4019 * class.c (find_flexarrays): Make a record of multiple flexible array
4022 2018-01-12 Jason Merrill <jason@redhat.com>
4024 PR c++/83186 - ICE with static_cast of list-initialized temporary.
4025 * typeck.c (build_static_cast): Use build_non_dependent_expr.
4027 2018-01-12 Nathan Sidwell <nathan@acm.org>
4029 * cp-tree.h (mark_rvalue_use): Add parm name.
4030 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
4032 * call.c (convert_like_real): Fix formatting.
4034 2018-01-11 Jason Merrill <jason@redhat.com>
4036 PR c++/82728 - wrong -Wunused-but-set-variable
4039 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
4040 * decl.c (case_conversion): Likewise.
4041 * semantics.c (finish_static_assert): Call
4042 perform_implicit_conversion_flags.
4044 2018-01-11 Nathan Sidwell <nathan@acm.org>
4046 * method.c (enum mangling_flags): Delete long-dead enum.
4048 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
4050 * parser.c (cp_parser_std_attribute_spec): When
4051 token_pair::require_open / require_close return false simply
4052 return error_mark_node, avoid duplicate cp_parser_error about
4053 expected '(' / ')', respectively.
4055 2018-01-10 David Malcolm <dmalcolm@redhat.com>
4058 * call.c (null_ptr_cst_p): Strip location wrappers when
4059 converting from '0' to a pointer type in C++11 onwards.
4060 (conversion_null_warnings): Replace comparison with null_node with
4061 call to null_node_p.
4062 (build_over_call): Likewise.
4063 * cp-gimplify.c (cp_fold): Remove the early bailout when
4064 processing_template_decl.
4065 * cp-lang.c (selftest::run_cp_tests): Call
4066 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
4067 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
4068 (selftest::run_cp_tests): Move decl to bottom of file.
4069 (null_node_p): New inline function.
4070 (selftest::cp_pt_c_tests): New decl.
4071 (selftest::cp_tree_c_tests): New decl.
4072 * cvt.c (build_expr_type_conversion): Replace comparison with
4073 null_node with call to null_node_p.
4074 * error.c (args_to_string): Likewise.
4075 * except.c (build_throw): Likewise.
4076 * mangle.c (write_expression): Skip location wrapper nodes.
4077 * parser.c (literal_integer_zerop): New function.
4078 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
4079 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
4080 param of cp_parser_parenthesized_expression_list. When calling
4081 warn_for_memset, replace integer_zerop calls with
4082 literal_integer_zerop, eliminating the double logical negation
4083 cast to bool. Eliminate the special-casing for CONST_DECL in
4084 favor of the fold_for_warn within warn_for_memset.
4085 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
4086 param, defaulting to false. Convert "expr" to a cp_expr, and call
4087 maybe_add_location_wrapper on it when wrap_locations_p is true.
4088 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
4089 the result for RID_ALIGNOF and RID_SIZEOF.
4090 (cp_parser_builtin_offsetof): Likewise.
4091 * pt.c: Include "selftest.h".
4092 (tsubst_copy): Handle location wrappers.
4093 (tsubst_copy_and_build): Likewise.
4094 (build_non_dependent_expr): Likewise.
4095 (selftest::test_build_non_dependent_expr): New function.
4096 (selftest::cp_pt_c_tests): New function.
4097 * tree.c: Include "selftest.h".
4098 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
4099 (selftest::test_lvalue_kind): New function.
4100 (selftest::cp_tree_c_tests): New function.
4101 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
4102 (cp_build_binary_op): Replace comparison with null_node with call
4104 (build_address): Use location of operand when building address
4107 2018-01-10 Marek Polacek <polacek@redhat.com>
4110 * call.c (build_conditional_expr_1): Check complain before warning.
4111 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
4112 -Wduplicated-branches.
4114 2018-01-10 Jakub Jelinek <jakub@redhat.com>
4117 * call.c (maybe_warn_class_memaccess): Add forward declaration.
4118 Change last argument from tree * to const vec<tree, va_gc> *, adjust
4119 args uses and check number of operands too. Don't strip away any
4120 nops. Use maybe_constant_value when looking for INTEGER_CST args.
4121 Deal with src argument not having pointer type. Check
4122 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
4124 (build_over_call): Call maybe_warn_class_memaccess here on the
4126 (build_cxx_call): Rather than here on converted arguments.
4128 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
4131 * init.c (build_vec_init): Avoid building an INIT_EXPR with
4132 error_mark_node as second argument.
4134 2018-01-09 Jakub Jelinek <jakub@redhat.com>
4137 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
4138 in STATEMENT_LIST. Remove unneeded assert.
4140 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
4141 Alan Hayward <alan.hayward@arm.com>
4142 David Sherwood <david.sherwood@arm.com>
4144 * constexpr.c (cxx_eval_array_reference): Handle polynomial
4146 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
4147 * call.c (build_conditional_expr_1): Likewise.
4148 * decl.c (cp_finish_decomp): Likewise.
4149 * mangle.c (write_type): Likewise.
4150 * typeck.c (structural_comptypes): Likewise.
4151 (cp_build_binary_op): Likewise.
4152 * typeck2.c (process_init_constructor_array): Likewise.
4154 2018-01-03 Jakub Jelinek <jakub@redhat.com>
4157 * typeck.c (build_static_cast_1): For static casts to reference types,
4158 call build_base_path with flag_delete_null_pointer_checks as nonnull
4159 instead of always false. When -fsanitize=null, call
4160 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
4161 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
4162 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
4164 2018-01-03 Nathan Sidwell <nathan@acm.org>
4167 * method.c (make_alias_for): Copy DECL_CONTEXT.
4169 2018-01-03 Marek Polacek <polacek@redhat.com>
4172 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
4174 2018-01-03 Jakub Jelinek <jakub@redhat.com>
4176 PR preprocessor/83602
4177 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
4181 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
4182 error_mark_node, return error_mark_node.
4184 Update copyright years.
4186 2018-01-02 Jakub Jelinek <jakub@redhat.com>
4189 * tree.c (replace_placeholders_r): Pass NULL as last argument to
4190 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
4191 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
4192 to false and return.
4193 (replace_placeholders): Pass NULL instead of &pset as last argument
4196 2018-01-02 Nathan Sidwell <nathan@acm.org>
4198 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
4201 Copyright (C) 2018 Free Software Foundation, Inc.
4203 Copying and distribution of this file, with or without modification,
4204 are permitted in any medium without royalty provided the copyright
4205 notice and this notice are preserved.