1 2016-10-04 Jason Merrill <jason@redhat.com>
3 Implement P0091R2, Template argument deduction for class templates.
4 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
5 Use the location of the beginning of the type-specifier.
6 (cp_parser_init_declarator): Parse deduction guide.
7 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
8 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
9 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
10 * decl.c (grokdeclarator): Check for uninitialized auto here.
11 (start_decl_1): Not here.
12 (cp_finish_decl): Or here. Don't collapse a list when doing
14 (grokfndecl): Check deduction guide scope and body.
15 * error.c (dump_decl, dump_function_decl, dump_function_name):
16 Handle deduction guides.
17 * pt.c (make_template_placeholder, do_class_deduction): New.
18 (build_deduction_guide, rewrite_template_parm): New.
19 (dguide_name, dguide_name_p, deduction_guide_p): New.
20 (do_auto_deduction): Call do_class_deduction.
21 (splice_late_return_type, is_auto): Handle class placeholders.
22 (template_parms_level_to_args): Split from template_parms_to_args.
23 (tsubst_template_parms_level): Split from tsubst_template_parms.
24 * typeck2.c (build_functional_cast): Handle class placeholder.
26 2016-10-04 Martin Sebor <msebor@redhat.com>
29 * init.c (warn_placement_new_too_small): Avoid assuming an array type
32 2016-10-04 Jakub Jelinek <jakub@redhat.com>
35 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
36 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
39 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
40 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
41 (java_byte_type_node, java_short_type_node, java_int_type_node,
42 java_long_type_node, java_float_type_node, java_double_type_node,
43 java_char_type_node, java_boolean_type_node, lang_name_java,
45 (enum languages): Remove lang_java.
46 (TYPE_FOR_JAVA): Remove.
47 (struct lang_type_class): Remove java_interface bit-field.
48 (TYPE_JAVA_INTERFACE): Remove.
49 (pragma_java_exceptions): Remove.
50 (check_java_method, build_java_class_ref): Remove prototypes.
51 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
52 * decl2.c (acceptable_java_type, check_java_method): Remove.
53 (import_export_decl): Remove TYPE_FOR_JAVA handling.
54 (build_java_method_aliases): Remove.
55 (c_parse_final_cleanups): Don't call build_java_method_aliases.
56 (possibly_inlined_p): Don't test pragma_java_exceptions.
57 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
58 (build_java_class_ref): Remove.
59 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
60 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
61 * except.c (eh_type_info): Remove java type handling.
62 (decl_is_java_type, choose_personality_routine): Remove.
63 (initialize_handler_parm): Don't call choose_personality_routine.
64 (expand_start_catch_block): Don't handle java types.
65 (build_throw): Likewise.
66 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
67 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
68 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
69 (java_iface_lookup_fn): Remove.
70 (build_java_interface_fn_ref): Remove.
71 * tree.c (cxx_attribute_table): Remove java_interface.
72 (handle_java_interface_attribute): Remove.
73 * lex.c (pragma_java_exceptions): Remove.
74 (init_cp_pragma): Don't register GCC java_exceptions pragma.
75 (handle_pragma_java_exceptions): Remove.
76 (retrofit_lang_decl): Don't handle lang_name_java.
77 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
78 * error.c (language_to_string): Don't handle lang_java.
79 * decl.c (record_builtin_java_type): Remove.
80 (initialize_predefined_identifiers): Remove Java.
81 (cxx_init_decl_processing): Remove java_*_type_node.
82 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
83 (grokfndecl): Likewise.
84 (check_special_function_return_type): Likewise.
85 (grokdeclarator): Don't set TYPE_FOR_JAVA.
86 (grokparms): Don't handle TYPE_FOR_JAVA.
87 (xref_basetypes): Likewise.
88 (check_function_type): Likewise.
89 (finish_constructor_body): Likewise.
90 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
92 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
93 (write_java_integer_type_codes): Remove.
94 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
95 (add_implicitly_declared_members, determine_key_method,
96 finish_struct_1): Likewise.
97 (push_lang_context): Don't handle lang_name_java.
99 2016-10-03 Marek Polacek <polacek@redhat.com>
102 * typeck.c (cp_build_binary_op): Pass original operands to
103 null_ptr_cst_p, not those after the default conversions.
105 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
107 * parser.c (cp_parser_condition): Fix a warning.
109 2016-09-29 Jakub Jelinek <jakub@redhat.com>
111 Implement P0001R1 - C++17 removal of register storage class specifier
112 * decl.c (cp_finish_decl): Diagnose register storage class
113 on vars except when used in GNU global or local register variable
115 (grokdeclarator): Diagnose register storage class on parameters.
116 * except.c (expand_start_catch_block): Set DECL_REGISTER only
117 after cp_finish_decl call.
119 2016-09-29 Marek Polacek <polacek@redhat.com>
121 * rtti.c (involves_incomplete_p): Add fall through comment.
123 2016-09-28 Jakub Jelinek <jakub@redhat.com>
126 * constexpr.c (enum constexpr_switch_state): New.
127 (struct constexpr_ctx): Add css_state field.
128 (label_matches): Add CTX and STMT arguments, remove I and
129 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
130 handle default labels according to css_state.
131 (cxx_eval_statement_list): Remove statement skipping, label_matches
132 and default_label handling code.
133 (cxx_eval_loop_expr): Exit after first iteration even if
134 switches (jump_target).
135 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
136 label has been seen in the body, but no cases matched, evaluate
137 the body second time.
138 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
139 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
140 statement is not skipped. For COND_EXPR during skipping, don't
141 evaluate condition, just the then block and if still skipping at the
142 end also the else block.
143 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
144 (is_sub_constant_expr): Likewise.
146 2016-09-27 Jakub Jelinek <jakub@redhat.com>
148 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
149 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
150 true instead of false as by_reference_p to add_capture for 'this'.
151 Parse '*this' simple-capture.
152 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
153 (add_capture): Adjust function comment. For id == this_identifier,
154 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
155 by value, and !by_reference_p as capturing '*this' by value.
156 (add_default_capture): For implicit 'this' capture, always pass
157 by_reference_p true rather than false.
160 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
161 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
162 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
164 2016-09-26 Nathan Sidwell <nathan@acm.org>
166 * init.c (expand_default_init): Fix } indentation.
167 * method.c (process_subob_fn): Simplify control structure to
169 (implicitly_declare_fn): Remove duplicated lambda ctor check.
171 2016-09-26 Marek Polacek <polacek@redhat.com>
174 * parser.c (cp_parser_storage_class_specifier_opt): Add
176 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
177 (cp_parser_cache_defarg): Likewise.
178 (cp_parser_omp_for_cond): Likewise.
179 * semantics.c (finish_decltype_type): Likewise.
180 * typeck.c (structural_comptypes): Likewise.
181 (cp_build_binary_op): Likewise.
182 (cp_build_modify_expr): Likewise.
184 2016-09-26 Marek Polacek <polacek@redhat.com>
187 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
188 (potential_constant_expression_1): Likewise.
189 * constraint.cc (function_concept_check_p): Check fn for null.
190 * parser.c (cp_parser_expression_statement): Handle attribute
192 (cp_parser_statement): Likewise.
193 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
195 (cp_parser_std_attribute): Handle fallthrough attribute.
196 (cp_parser_check_std_attribute): Add %< %> quotes.
197 * pt.c (tsubst_copy_and_build): Handle internal functions.
198 (instantiation_dependent_scope_ref_p): Return if the expression is
201 2016-09-24 Marek Polacek <polacek@redhat.com>
204 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
207 2016-09-23 Jakub Jelinek <jakub@redhat.com>
209 Implement P0138R2, C++17 construction rules for enum class values
210 * cp-tree.h (is_direct_enum_init): Declare.
211 * decl.c (is_direct_enum_init): New function.
212 (reshape_init): Use it.
213 * typeck.c (convert_for_assignment): Likewise.
215 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
218 * constexpr.c (call_stack): Remove unnecessary
219 = vNULL initialization of file scope vec.
221 * name-lookup.c (store_bindings, store_class_bindings): Don't
222 initialize static local bindings_need_stored to vNULL.
224 * typeck2.c (process_init_constructor_record): Use
225 CONSTRUCTOR_NELTS (...) instead of
226 vec_safe_length (CONSTRUCTOR_ELTS (...)).
227 * decl.c (reshape_init_r): Likewise.
228 (check_initializer): Likewise.
230 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
233 * class.c (build_base_path): Allow for lookup_base returning
236 2016-09-21 Jason Merrill <jason@redhat.com>
239 * call.c (null_ptr_cst_p): Check char_type_p.
241 2016-09-21 Jakub Jelinek <jakub@redhat.com>
244 * init.c (build_new_1): Don't suggest to use -faligned-new if
245 aligned_new_threshold is non-zero.
246 (type_has_new_extended_alignment): Change aligned_new_threshhold
247 to aligned_new_threshold.
248 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
249 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
250 * decl.c (cxx_init_decl_processing): Likewise.
252 2016-09-20 Jakub Jelinek <jakub@redhat.com>
255 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
256 FIELD_DECLs with error_mark_node type. Remove useless break; after
260 * parser.c (cp_parser_template_declaration_after_parameter): For 2
261 argument operator"" template set ok to false for
262 parm == error_mark_node.
265 * parser.c (cp_parser_std_attribute_list): Reject ... without
268 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
271 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
273 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
276 * parser.c (cp_parser_class_head): When
277 processing_template_parmlist, don't assume that the
278 class-head may start an explicit specialization.
280 2016-09-16 Jakub Jelinek <jakub@redhat.com>
283 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
284 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
287 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
288 call is_really_empty_class on complete types.
291 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
292 TYPE_HAS_MUTABLE_P for any bases.
294 2016-09-16 Jason Merrill <jason@redhat.com>
296 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
298 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
299 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
301 2016-09-14 Jakub Jelinek <jakub@redhat.com>
304 * name-lookup.c (consider_binding_level): Look through TREE_LIST
307 2016-09-14 Marek Polacek <polacek@redhat.com>
309 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
310 expressions. Tweak an error message.
312 2016-09-14 Marek Polacek <polacek@redhat.com>
314 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
316 * decl2.c (one_static_initialization_or_destruction): Use true instead
318 * init.c (build_vec_init): Use false instead of 0.
319 * pt.c (tsubst_copy_and_build): Likewise.
320 * semantics.c (simplify_loop_decl_cond): Likewise.
321 * typeck.c (rationalize_conditional_expr): Likewise.
322 (cp_build_binary_op): Use true instead of 1.
323 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
325 (build_unary_op): Change nonconvert parameter type to bool.
326 (unary_complex_lvalue): Use false instead of 0.
328 2016-09-13 Jakub Jelinek <jakub@redhat.com>
330 Implement P0028R4, C++17 using attribute namespaces without repetition
331 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
332 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
333 ATTR_NS with non-scoped attribute tokens. Allow named ops in
335 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
336 to cp_parser_std_attribute calls.
337 (cp_parser_std_attribute_spec): Parse optional C++17
338 attribute-using-prefix, adjust grammar in function comment.
341 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
342 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
343 (cxx_eval_pointer_plus_expression): Remove.
344 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
345 call cxx_eval_pointer_plus_expression.
347 2016-09-13 David Malcolm <dmalcolm@redhat.com>
349 * parser.c (cp_parser_class_specifier_1): Update for renaming of
350 add_fixit_insert to add_fixit_insert_before.
351 (cp_parser_class_head): Likewise.
353 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
356 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
357 * class.c (instantiate_type): Look through the SAVE_EXPR.
359 2016-09-09 Jason Merrill <jason@redhat.com>
361 Implement P0035R4, C++17 new of over-aligned types.
362 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
363 (align_type_node): New macro.
364 * call.c (build_operator_new_call): Handle C++17 aligned new.
365 (second_parm_is_size_t, build_op_delete_call): Likewise.
366 (non_placement_deallocation_fn_p): Likewise. Rename to
367 usual_deallocation_fn_p.
368 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
369 * decl.c (cxx_init_decl_processing): Add aligned new support.
370 * init.c (type_has_new_extended_alignment): New.
371 (build_new_1): Handle aligned new.
372 * tree.c (vec_copy_and_insert): New.
374 2016-09-02 Jakub Jelinek <jakub@redhat.com>
377 * decl2.c (do_static_initialization_or_destruction): Only
378 call asan_dynamic_init_call if INITP is true.
380 2016-09-01 Martin Sebor <msebor@redhat.com>
382 * mangle.c: Increase buffer size to guarantee it fits the output
383 of the formatted function regardless of its arguments.
385 2016-09-01 Marek Polacek <polacek@redhat.com>
388 * error.c (dump_type): Fix falls through comment.
389 (dump_decl): Likewise.
390 (dump_expr): Likewise.
392 2016-08-30 David Malcolm <dmalcolm@redhat.com>
394 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
395 hint to ">>" within nested template argument list error.
397 2016-08-30 David Malcolm <dmalcolm@redhat.com>
399 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
400 rather than add_fixit_misspelled_id.
401 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
403 2016-08-29 Jason Merrill <jason@redhat.com>
406 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
407 (mangle_thunk): Add thunk parameter.
408 * method.c (finish_thunk): Pass it.
409 * cp-tree.h: Declare it.
411 2016-08-15 Jason Merrill <jason@redhat.com>
413 Avoid calling a trivial default constructor.
414 * class.c (default_ctor_p): New.
415 (in_class_defaulted_default_constructor): Use it.
416 (type_has_non_user_provided_default_constructor): Use it.
417 * call.c (build_over_call): Handle trivial default constructor.
418 * cp-tree.h: Declare default_ctor_p.
421 * pt.c (do_type_instantiation): Don't mess with non-user-provided
424 2016-08-25 Marek Polacek <polacek@redhat.com>
426 * parser.c (cp_parser_binary_expression): Pass LHS to
427 warn_logical_not_parentheses.
429 2016-08-18 Marek Polacek <polacek@redhat.com>
432 * call.c (add_builtin_candidate): Add gcc_fallthrough.
433 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
434 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
435 (cp_parser_cache_defarg): Likewise.
437 2016-08-12 Marek Polacek <polacek@redhat.com>
440 * call.c (add_builtin_candidate): Add FALLTHRU.
441 (build_integral_nontype_arg_conv): Adjust fall through comment.
442 (build_new_op_1): Add FALLTHRU.
443 (convert_like_real): Adjust fall through comment.
444 * class.c (fixed_type_or_null): Likewise.
445 * constexpr.c (cxx_eval_constant_expression): Likewise.
446 (potential_constant_expression_1): Likewise. Add FALLTHRU.
447 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
448 (cp_fold): Add FALLTHRU.
449 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
450 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
451 (pp_cxx_qualified_id): Likewise.
452 (cxx_pretty_printer::constant): Adjust fall through comment.
453 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
454 (pp_cxx_pm_expression): Adjust fall through comment.
455 (cxx_pretty_printer::expression): Add FALLTHRU.
456 (cxx_pretty_printer::declaration_specifiers): Reformat code.
457 (pp_cxx_type_specifier_seq): Adjust fall through comment.
458 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
459 * error.c (dump_type): Adjust fall through comment.
460 (dump_decl): Likewise.
461 * mangle.c (write_type): Likewise.
462 * method.c (synthesized_method_walk): Add FALLTHRU.
463 * name-lookup.c (arg_assoc_type): Likewise.
464 * parser.c (cp_lexer_print_token): Adjust fall through comment.
465 (cp_parser_primary_expression): Add FALLTHRU.
466 (cp_parser_operator): Likewise.
467 * pt.c (find_parameter_packs_r): Likewise.
468 (tsubst_aggr_type): Adjust fall through comment.
469 * semantics.c (finish_omp_clauses): Add FALLTHRU.
470 * tree.c (lvalue_kind): Likewise.
472 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
475 * cp-objcp-common.c (cp_function_decl_defaulted): New.
476 (cp_function_decl_explicit_p): Const_tree-ify.
477 (cp_function_decl_deleted_p): Likewise.
478 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
479 (cp_function_decl_explicit_p): Const_tree-ify.
480 (cp_function_decl_deleted_p): Likewise.
481 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
483 2016-08-11 Jakub Jelinek <jakub@redhat.com>
486 * constexpr.c (label_matches): Handle case range expressions.
488 2016-08-11 Jason Merrill <jason@redhat.com>
491 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
493 2016-08-10 Jason Merrill <jason@redhat.com>
495 Implement C++17 constexpr if.
496 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
497 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
498 * parser.h (struct cp_parser): Add in_discarded_stmt field.
499 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
500 (cp_parser_jump_statement): Avoid deducing from a discarded return.
501 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
502 * semantics.c (begin_if_stmt): Set the binding level this_entity.
503 (finish_if_stmt_cond): Require the condition of a
504 constexpr if to be constant.
505 * decl.c (level_for_constexpr_if): New.
506 (named_label_entry): Add in_constexpr_if field.
507 (poplevel_named_label_1): Set it.
508 (check_goto): Check it.
509 (check_previous_goto_1): Check level_for_constexpr_if.
511 2016-08-09 Jason Merrill <jason@redhat.com>
514 * decl2.c (any_dependent_type_attributes_p): New.
515 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
516 * semantics.c (finish_id_expression): Check it.
517 * typeck.c (finish_class_member_access_expr): Check it.
520 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
522 Adjust mangling of ABI tags on class template member functions.
523 * class.c (missing_abi_tags): New.
524 (check_abi_tags): Don't check template. Add just_checking mode.
525 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
526 (sorted_abi_tags): Split out from write_abi_tags.
527 (struct releasing_vec): New.
528 (write_unqualified_name): Only look for the primary
529 template for types. Implement backward compatibility.
532 * constexpr.c (cxx_eval_constant_expression): Check
533 COMPLETE_TYPE_P before calling is_really_empty_class.
534 * class.c (is_really_empty_class): Don't call complete_type.
537 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
539 2016-08-09 Jakub Jelinek <jakub@redhat.com>
542 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
543 builtin aggregate types without TYPE_BINFO.
545 2016-08-08 Jason Merrill <jason@redhat.com>
547 Implement C++17 constexpr lambda.
548 * class.c (finalize_literal_type_property): Handle lambdas.
549 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
550 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
552 (cxx_eval_constant_expression): Handle capture proxy.
553 (var_in_constexpr_fn): Don't check for C++14.
554 (var_in_maybe_constexpr_fn): New.
555 (potential_constant_expression_1): Use it. Check DECL_EXPR for
556 declarations not allowed in constexpr function. Handle
557 STATIC_ASSERT, RANGE_FOR_STMT.
558 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
559 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
560 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
561 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
562 (lambda_static_thunk_p): New.
563 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
564 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
565 (cp_parser_decl_specifier_seq): Handle it.
566 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
567 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
568 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
569 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
570 (dump_expr) [FUNCTION_DECL]: Pass it.
572 2016-08-08 Jason Merrill <jason@redhat.com>
575 * class.c (is_really_empty_class): Call complete_type.
576 * constexpr.c (cxx_eval_constant_expression): Check
577 is_really_empty_class.
578 (potential_constant_expression_1): Likewise. Check for error type.
580 2016-08-08 Jakub Jelinek <jakub@redhat.com>
583 * parser.c: Include tree-iterator.h.
584 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
586 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
589 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
591 * call.c (convert_like_real): Harmonize diagnostics for invalid
594 2016-08-05 Martin Sebor <msebor@redhat.com>
596 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
597 the spelling of "constant-expression" in diagnostic messages
599 (cxx_eval_constant_expression): Same.
600 (cxx_eval_outermost_constant_expr): Same.
601 (potential_constant_expression_1): Same.
603 2016-08-05 Nathan Sidwell <nathan@acm.org>
606 * pt.c (unify): TRAIT_EXPR is an expr.
608 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
611 * lambda.c (add_capture): Check lambda_capture_field_type return
612 value for error_mark_node.
614 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
617 * pt.c (tsubst_qualified_id): Return error_mark_node if
618 template_args is error_mark_node.
620 2016-08-04 Jason Merrill <jason@redhat.com>
623 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
626 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
627 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
628 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
629 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
632 * typeck.c (finish_class_member_access_expr): Avoid stripping
633 SCOPE_REF to dependent base.
635 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
637 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
638 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
639 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
640 Simplify code, and improve diagnostics.
641 (cp_parser_oacc_routine): Likewise. Move pragma context
643 (cp_parser_pragma): ... here.
645 * parser.h (struct cp_omp_declare_simd_data): New.
646 (struct cp_parser): Use it for oacc_routine member.
647 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
648 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
649 Use it. Simplify code.
650 (cp_parser_new): Initialize all members pointing to special
651 parsing data structures.
652 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
653 parser->cilk_simd_fn_info->clauses.
654 (cp_parser_omp_declare_simd): Initialize
655 parser->omp_declare_simd->clauses.
656 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
658 2016-08-04 Marek Polacek <polacek@redhat.com>
661 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
664 2016-08-01 Jason Merrill <jason@redhat.com>
666 * mangle.c (mangle_decl): Warn about mangled name change even if
669 * mangle.c (get_abi_tags): New.
670 (find_substitution, write_unqualified_name, write_abi_tags)
671 (maybe_check_abi_tags): Use it.
673 * mangle.c (mangle_decl): Fix mangled name change warning.
676 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
678 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
681 2016-07-30 Martin Sebor <msebor@redhat.com>
685 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
686 involving null pointers.
687 (cxx_eval_component_reference): Reject null pointer dereferences.
688 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
689 (cxx_eval_constant_expression): Reject invalid expressions involving
692 2016-07-29 Marek Polacek <polacek@redhat.com>
695 * semantics.c (maybe_convert_cond): Use the location of COND for the
698 2016-07-29 Jason Merrill <jason@redhat.com>
700 * decl.c (build_enumerator): Tweak diagnostic.
703 * init.c (expand_aggr_init_1): Only handle value-init of bases.
704 * constexpr.c (build_data_member_initialization): Handle multiple
705 initializers for the same field.
707 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
710 * decl.c (build_enumerator): Check the type of the enumerator before
711 calling cxx_constant_value.
713 2016-07-27 Jason Merrill <jason@redhat.com>
716 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
717 parameters with spec_tmpl. Call push_tinst_level.
718 (most_specialized_partial_spec): Adjust.
719 (more_specialized_partial_spec): Adjust.
721 2016-07-25 Jason Merrill <jason@redhat.com>
724 * cp-gimplify.c (genericize_cp_loop): Revert location change.
727 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
728 (build_lambda_object): Call build_x_compound_expr_from_list.
729 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
733 * pt.c (coerce_template_parameter_pack): Fix logic for
737 * constexpr.c (cxx_eval_loop_expr): Count iterations.
738 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
742 * constexpr.c (cxx_eval_array_reference): Handle looking for the
743 value of an element we're currently modifying.
745 2016-07-24 Jason Merrill <jason@redhat.com>
748 * pt.c (resolve_typename_type): Try to avoid calling
749 currently_open_class.
751 2016-07-23 Jason Merrill <jason@redhat.com>
754 * call.c (add_list_candidates): Handle VTT parm.
755 (build_new_method_call_1): Likewise.
759 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
762 * class.c (walk_subobject_offsets): Handle 0-length array.
765 * pt.c (tsubst): Also substitute into the template of a
766 BOUND_TEMPLATE_TEMPLATE_PARM.
769 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
772 * decl.c (reshape_init_r): Check complain for missing braces warning.
774 2016-07-22 Jason Merrill <jason@redhat.com>
777 * call.c (convert_like_real): Use lvalue_kind.
781 * pt.c (tsubst_baselink): Call
782 adjust_result_of_qualified_name_lookup for unqualified
785 2016-07-21 Jason Merrill <jason@redhat.com>
788 * semantics.c (apply_deduced_return_type): Call
789 complete_type_or_else before building the new RESULT_DECL.
792 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
793 (decl_constant_var_p): Use it instead.
796 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
800 * call.c (unsafe_copy_elision_p): It's OK to elide when
801 initializing an unknown object.
803 * call.c (build_over_call): Check unsafe_copy_elision_p even for
804 trivial constructors.
805 * method.c (do_build_copy_constructor): Don't copy tail padding
806 even in a trivial constructor.
808 2016-07-21 Jakub Jelinek <jakub@redhat.com>
811 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
812 Replace assert with test, return false if the goto isn't break
813 or continue. Formatting fix.
815 2016-07-21 Richard Biener <rguenther@suse.de>
817 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
820 2016-07-21 Jakub Jelinek <jakub@redhat.com>
823 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
824 save/restore bc_label array.
826 2016-07-21 Jason Merrill <jason@redhat.com>
829 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
830 error parsing the lambda-declarator.
833 * constexpr.c (cxx_eval_binary_expression): Handle comparison
834 between lowered and unlowered PTRMEM_CST.
837 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
838 Don't set c_inhibit_evaluation_warnings.
841 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
843 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
844 Jason Merrill <jason@redhat.com>
846 Improving concepts performance and diagnostics.
850 * cp-tree.def (CHECK_CONSTR): New.
851 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
852 (CHECK_CONSTR_ARGS): New.
853 * constraint.cc (make_predicate_constraint): Remove in favor of
854 normalize_expression.
855 (resolve_constraint_check): Actually return error_mark_node when
857 (resolve_variable_concept_check): Perform coercion as if processing
858 a template. Also return errors on resolution failure.
859 (lift_*): Remove all of these functions. Don't unnecessarily inline
861 (learn_*): Add facilities to memoize implications for subsumption
862 during normalization.
863 (expanding_concept): New.
864 (expand_concept): New. Return the inlined and normalized definition
865 of a concept when needed.
866 (transform_*, xform_*): Rename to normalize_* to better reflect the
867 responsibility of those functions.
868 (normalize_template_id_expression): Check for non-boolean operands
869 when possible. Generate check constraints instead of normal variable
871 (normalize_call_expression): Report errors when resolution fails.
872 (check_for_logical_overloads): Rewrite this check to more accurately
874 (normalize_atom): Check for overloaded calls and invalid types before
875 determining if the expression refers to a concept.
876 (build_constraints): Don't cache normalized constraints or decomposed
878 (finish_shorthand_constraint): Return a normalized expression instead
879 of a predicate constraint.
880 (finish_template_introduction): Same.
881 (placeholder_extract_concept_and_args): Rewrite this since we only
882 ever get check constraints here.
883 (equivalent_placeholder_constraints): Rewrite in terms of check
884 constraints, and handle error_mark_nodes correctly.
885 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
886 (tsubst_implicit_conversion_constr)
887 (tsubst_argument_deduction_constr, tsubst_exception_constr)
888 (tsubst_parameterized_constraint, tsubst_constraint): New.
889 (tsbust_conjunection): Replace with tsubst_logical_operator and
890 actually generate the right kind of constraint.
891 (tsubst_requirement_body): Reverse the order of substituted arguments
892 so that they appear in the order written (helps diagnostics).
893 (satisfy_check_constraint): New.
894 (satisfy_conjunction): Simplify.
895 (satisfy_disjunction): Same.
896 (satisfy_constraint_1): Handle check constraints.
897 (eval_constr): New (private) global state.
898 (evaluating_constraints_sentinel): New. Manages eval_constr.
899 (satisfy_constraint): Add timing variables.
900 (satisfy_associated_constraints): Add hooks for memoization.
901 (evaluate_function_concept): Build a check constraint instead of
902 normalizing its definition.
903 (evaluate_variable_concept): Same.
904 (evaluate_constraint_expression): Normalize, but in the current
905 declaration processing context.
906 (evaluating_constraints_p): New.
907 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
908 (diagnose_*): Remove artificial indentation. Add a new parameter to
909 each that tracks the current (complete) constraint prior to any
911 (diagnose_expression): Removed.
912 (diagnose_call_expression): Same.
913 (diagnose_template_id): Same.
914 (diagnose_template_id): New.
915 (diagnose_logical_constraint): New.
916 (diagnose_expression_constraint): Show the original expression.
917 (diagnose_type_constraint): Show the original type.
918 (diagnose_implicit_conversion_constraint): Be specific about
919 failures, don't re-diagnose a known-to-be-failed substitutions,
920 and manage elisions properly.
921 (diagnose_argument_deduction_constraint): Same.
922 (diagnose_exception_constraint): Same.
923 (diagnose_parameterized_constraint): Same.
924 (constraint_p): Allow EXPR_PACK_EXPANSION.
925 * logic.cc (next_by_distance): Removed. No longer used.
926 (any_p): Renamed from any_of.
927 (term_entry, term_hasher): New.
928 (term_list): Rewrite to include a hash table for quick lookup.
929 Also, make less stateful.
930 (proof_state): Extend to allow goals to be discharged once
932 (non_atomic_constraint_p): New.
933 (any_non_atomic_constraints_p): New.
934 (...rest...): Previous implementation completely replaced with an
935 iterative algorithm that opportunistically prunes the search space
936 before committing to using more memory.
937 * parser.c: (cp_parser_type_parameter): Normalize constraints.
938 (cp_parser_explicit_template_declaration): Same.
939 * pt.c: (finish_template_variable): Be less redundant with this error
941 (template_args_equal): No longer static.
942 (tsubst_decl): Don't try to find specializations of variables that
943 have already been instantiated.
944 (build_non_dependent_expr): Avoid infinite recursion during concept
946 (make_constrained_auto): Normalize constraints.
947 (do_auto_deduction): When doing auto deduction from a
948 partial-concept-id, be sure to include the explicit args checking
950 (constraint_sat_*): New. Memoize satisfied constraints.
951 (concept_spec_*): New. Memoize expressions associated with a concept
953 (constraint_memos, concept_memos): New.
954 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
955 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
956 (get_concept_expansion, save_concept_expansion): New.
957 (hash_subsumption_args): New.
958 (comp_subsumption_args): New.
959 (subsumption_*): New. Memoize parts of the subsumption relation.
960 (lookup_subsumption_result, save_subsumption_result): New.
961 (init_constraint_processing): Initialize memo tables.
962 (get_constraints): Shortcut if !flag_concepts.
963 * decl.c (grokfndecl): Normalize constraints.
964 * error.c (dump_simple_decl): Print "concept" when appropriate.
965 (dump_function_decl): Same.
966 (dump_template_decl): Don't write requirements when we're not
968 (dump_expr): Handle fold expressions.
969 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
971 (get_fold_operator): New.
972 (pp_cxx_unary_left_fold_expression): New.
973 (pp_cxx_unary_right_fold_expression): New.
974 (pp_cxx_binary_fold_expression): New.
975 (pp_cxx_check_constraint): New.
976 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
977 to make them easier to read when debugging.
978 * search.c (accessible_p): Don't shortcut when evaluating constraints.
979 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
981 2016-07-20 David Malcolm <dmalcolm@redhat.com>
985 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
987 (suggest_alternatives_for): If no candidates are found, try
988 lookup_name_fuzzy and report if if finds a suggestion.
989 (consider_binding_level): New function.
990 (lookup_name_fuzzy) New function.
991 * parser.c: Include gcc-rich-location.h.
992 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
994 (cp_keyword_starts_decl_specifier_p): ...this new function.
995 (cp_parser_diagnose_invalid_type_name): When issuing
996 "does not name a type" errors, attempt to make a suggestion using
998 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
999 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1000 types that are not CLASS_TYPE_P, rather than rejecting individual
1003 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1006 * parser.c (cp_parser_save_member_function_body): Consume
1007 __transaction_relaxed or __transaction_atomic with optional
1008 attribute. Only skip catch with block if try keyword is seen.
1011 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1012 when evaluating call arguments. Use fold_builtin_call_array instead
1013 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1014 check the result with potential_constant_expression and call
1015 cxx_eval_constant_expression on it.
1017 2016-07-19 Jason Merrill <jason@redhat.com>
1020 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1021 handle ARGUMENT_PACK_SELECT.
1023 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1027 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1028 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1029 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1033 * call.c (build_op_call_1): Use convert_like_with_context only
1034 if cand->fn is a decl.
1037 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1038 For lval don't use cxx_eval_unary_expression and instead recurse
1039 and if needed rebuild the reference.
1042 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1045 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1046 fold *expr_p before genericizing it.
1049 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1051 2016-07-15 Jason Merrill <jason@redhat.com>
1054 * call.c (convert_like_real): Mask complain.
1055 * semantics.c (perform_koenig_lookup): Likewise.
1058 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1059 threw away DECL_SAVED_TREE.
1063 * call.c (add_template_conv_candidate): Disable if there are
1067 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1070 * pt.c (tsubst_attributes): Fix loop logic.
1074 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1075 (cp_parser_simple_declaration): Diagnose type definition in
1076 for-range-declaration.
1079 * operators.def: Add *_FOLD_EXPR.
1080 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1081 * mangle.c (write_expression): Handle fold-expressions.
1082 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1083 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1084 partial instantiation.
1087 * mangle.c (write_expression): Handle sizeof... an argument pack.
1090 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1093 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1094 artificial variables.
1096 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1098 * parser.c (cp_parser_oacc_declare): Don't scan for
1100 * semantics.c (handle_omp_array_sections): Mark data clauses with
1101 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1102 zero-length subarrays.
1104 2016-07-11 Jason Merrill <jason@redhat.com>
1106 * decl.c (store_parm_decls): Remove check for void parm.
1108 2016-07-08 Jason Merrill <jason@redhat.com>
1110 * cp-tree.h: Unpoison lvalue_p.
1111 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1112 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1115 * tree.c (obvalue_p): Rename from lvalue_p.
1116 (lvalue_p): Define for c-common.
1117 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1119 (cp_build_addr_expr_1): Remove obsolete code.
1121 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1122 * call.c, cp-tree.h, typeck.c: Adjust.
1124 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1126 P0145R2: Refining Expression Order for C++.
1127 * cp-gimplify.c (lvalue_has_side_effects): New.
1128 (cp_gimplify_expr): Implement assignment ordering.
1129 * call.c (op_is_ordered, build_over_call): Adjust for
1130 -fargs-in-order renaming to -fstrong-eval-order.
1131 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1133 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1134 Kai Tietz <ktietz70@googlemail.com>
1138 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1139 artificial vars, genericize their initializers.
1141 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1144 * parser.c (cp_parser_class_specifier_1): When reporting
1145 missing semicolons, use a fixit-hint to suggest insertion
1146 of a semicolon immediately after the closing brace,
1147 offsetting the reported column accordingly.
1149 2016-07-04 Jan Beulich <jbeulich@suse.com>
1151 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1153 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1155 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1156 Move pragma context checking into...
1157 (cp_parser_omp_cancellation_point): ... here, and improve
1158 diagnostic messages.
1159 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1160 Improve diagnostic messages.
1162 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1164 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1166 2016-06-24 Jason Merrill <jason@redhat.com>
1168 P0145R2: Refining Expression Order for C++.
1169 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1171 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1172 (build_target_expr): Call mark_rvalue_use.
1174 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1176 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1177 (build_over_call): For magic == 3, do no conversion only on 3rd
1180 2016-06-23 Andi Kleen <ak@linux.intel.com>
1182 * Make-lang.in: Add support for autofdo.
1184 2016-06-21 Jason Merrill <jason@redhat.com>
1186 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1187 args as our template has levels of parms.
1189 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1190 (type_dependent_expression_p): Use uses_outer_template_parms.
1192 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1194 * parser.c (cp_parser_string_literal): Convert non-standard
1195 concatenation error to directly use a rich_location, and
1196 use that to add the location of the first literal to the
1199 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1201 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1203 * error.c (dump_function_decl): Save the constexpr specifier too.
1205 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1207 * tree.c (builtin_valid_in_constant_expr_p): Test for
1208 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1210 (bot_manip): Likewise.
1211 * call.c (magic_varargs_p): Likewise.
1213 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1215 * decl.c (grokfndecl): Change pair of errors to error + inform.
1217 2016-06-17 Jason Merrill <jason@redhat.com>
1220 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1221 warning when there are dependent bases.
1223 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1225 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1226 processing_template_decl when checking for bitfields and unions.
1227 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1228 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1229 array sections with COMPONENT_REF bases.
1231 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1233 * parser.c (cp_parser_omp_var_list_no_open): Call
1234 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1235 * semantics.c (finish_omp_clauses): Don't ICE when
1236 processing_template_decl when checking for bitfields and unions.
1237 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1239 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1241 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1242 "%qF" in warning_at instead of "%q+F" in warning.
1243 (check_redeclaration_exception_specification): Likewise in pedwarn
1244 (and error, inform, for consistency).
1245 * call.c (joust): Likewise.
1247 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1250 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1251 code at the end of the for loop; also revert r159637 changes,
1252 add back the gcc_assert.
1253 * cp-tree.h (xref_basetypes): Adjust declaration.
1254 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1256 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1258 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1260 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1262 * typeck.c: Include "gcc-rich-location.h".
1263 (finish_class_member_access_expr): Simplify fixit code by
1264 using gcc_rich_location::add_fixit_misspelled_id.
1266 2016-06-14 Jason Merrill <jason@redhat.com>
1268 P0145R2: Refining Expression Order for C++.
1269 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1270 (CALL_EXPR_REVERSE_ARGS): New.
1271 * call.c (build_new_op_1): Set them.
1272 (extract_call_expr, op_is_ordered): New.
1273 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1274 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1275 * pt.c (tsubst_copy_and_build): Copy new flags.
1276 * semantics.c (simplify_aggr_init_expr): Likewise.
1277 * tree.c (build_aggr_init_expr): Likewise.
1278 (build_min_non_dep_op_overload): Likewise.
1280 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1283 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1284 olddecl vars, preserve their TREE_READONLY bit.
1287 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1289 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1291 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1293 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1295 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1297 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1300 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1303 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1307 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1310 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1311 emits an error do not zero the type.
1313 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1315 * decl.c (maybe_deduce_size_from_array_init): Use
1316 DECL_SOURCE_LOCATION in error_at.
1317 (layout_var_decl): Likewise.
1318 (check_array_initializer): Likewise.
1319 (check_initializer): Likewise.
1320 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1322 2016-06-08 Martin Sebor <msebor@redhat.com>
1323 Jakub Jelinek <jakub@redhat.com>
1327 * constexpr.c: Include gimple-fold.h.
1328 (cxx_eval_internal_function): New function.
1329 (cxx_eval_call_expression): Call it.
1330 (potential_constant_expression_1): Handle integer arithmetic
1332 * tree.c (builtin_valid_in_constant_expr_p): Handle
1333 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1335 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1337 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1338 return value of tsubst_aggr_type for error_mark_node.
1340 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1343 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1345 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1346 Patrick Palka <ppalka@gcc.gnu.org>
1351 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1352 right after cp_fold call if cp_fold has returned the same stmt
1353 already in some earlier cp_fold_r call.
1354 (cp_fold_function): Add pset automatic variable, pass its address
1357 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1360 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1361 emits an error do not zero the type.
1363 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1366 * decl.c (duplicate_decls): Properly copy the
1367 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1368 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1370 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1372 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1373 arguments as addressable when async clause exists.
1375 2016-06-02 Jan Hubicka <jh@suse.cz>
1377 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1380 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1382 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1383 (start_enum): Likewise.
1384 * parser.c (cp_parser_class_head): Likewise.
1386 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1389 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1390 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1391 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1392 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1393 to the newly built tree.
1395 2016-05-31 Jason Merrill <jason@redhat.com>
1397 * pt.c (instantiate_decl): Avoid recalculation.
1402 * pt.c (instantiate_template_1): Don't put the partial
1403 specialization in DECL_TI_TEMPLATE.
1404 (partial_specialization_p, impartial_args): Remove.
1405 (regenerate_decl_from_template): Add args parm.
1406 (instantiate_decl): Look up the partial specialization again.
1409 * pt.c (check_explicit_specialization): Give better diagnostic about
1410 specializing a hidden friend.
1412 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1415 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1416 to obtain correct locations; avoid redundant diagnostics on
1417 out-of-class definitions.
1419 2016-05-30 Martin Sebor <msebor@redhat.com>
1422 * init.c (warn_placement_new_too_small): Handle placement new arguments
1423 that are elements of arrays more carefully. Remove a pointless loop.
1425 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1428 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1429 when combined with target construct.
1430 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1431 to cp_parser_omp_all_clauses.
1433 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1436 * lex.c (unqualified_name_lookup_error): Take a location too.
1437 (unqualified_fn_lookup_error): Take a cp_expr.
1438 * cp-tree.h (unqualified_name_lookup_error,
1439 unqualified_fn_lookup_error): Adjust declarations.
1440 * semantics.c (perform_koenig_lookup): Adjust
1441 unqualified_fn_lookup_error call, pass the location of
1442 the identifier too as part of a cp_expr.
1444 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1447 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1448 to improve the diagnostic about wrong uses of 'virtual'.
1450 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1453 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1454 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1456 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1460 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1461 decls into the global scope after stripping template bits
1462 and setting DECL_ANTICIPATED.
1464 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1467 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1469 * name-lookup.h (push_namespace): Adjust declaration.
1470 * parser.c (cp_parser_namespace_definition): Check push_namespace
1473 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1476 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1477 decls into the global scope after stripping template bits
1478 and setting DECL_ANTICIPATED.
1480 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1482 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1483 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1485 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1489 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1491 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1492 on the qualified_id then propagate it to the resulting
1494 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1496 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1497 its REF_PARENTHESIZED_P flag.
1499 2016-05-25 Jason Merrill <jason@redhat.com>
1503 * cp-tree.h (enum tag_types): Add scope_type.
1504 * parser.c (cp_parser_class_name): Use scope_type.
1505 (prefer_type_arg): Handle scope_type.
1506 (cp_parser_lookup_name): Use prefer_type_arg.
1507 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1508 int prefer_type, use lookup_flags.
1509 * name-lookup.h: Adjust.
1511 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1513 * parser.c (cp_parser_oacc_declare): Add support for
1514 GOMP_MAP_FIRSTPRIVATE_POINTER.
1515 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1516 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1518 (handle_omp_array_sections): Replace bool is_omp argument with enum
1519 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1520 (finish_omp_clauses): Add specific errors and warning messages for
1521 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1522 call to handle_omp_array_sections.
1524 2016-05-24 Jason Merrill <jason@redhat.com>
1527 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1529 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1531 2016-05-24 Martin Sebor <msebor@redhat.com>
1534 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1535 * pt.c (instantiate_class_template_1): Try to complete the element
1536 type of a flexible array member.
1537 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1538 * typeck.c (complete_type): Also complete the type of the elements of
1539 arrays with an unspecified bound.
1541 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1544 * typeck2.c (check_narrowing): Check pedwarn return value.
1546 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1549 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1550 For OMP_CLAUSE_LINEAR_REF don't require type to be
1551 integral or pointer.
1553 2016-05-24 Richard Biener <rguenther@suse.de>
1557 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1558 * constexpr.c (cxx_eval_array_reference): Handle indexed
1560 * typeck.c (cp_build_array_ref): Adjust.
1562 2016-05-23 Jason Merrill <jason@redhat.com>
1565 * constexpr.c (cxx_eval_call_expression): Check for
1566 fun == current_function_decl again.
1569 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1570 maybe_undo_parenthesized_ref.
1573 * pt.c (tsubst_copy): Just return a local variable from
1574 non-template context. Don't call rest_of_decl_compilation for
1575 duplicated static locals.
1576 (tsubst_decl): Set DECL_CONTEXT of local static from another
1579 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1582 * method.c (forward_parm): Use cp_build_reference_type.
1584 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1587 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1589 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1591 * pt.c (check_for_bare_parameter_packs): Improve error message
1592 location for expressions.
1594 2016-05-20 Nathan Sidwell <nathan@acm.org>
1596 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1598 (cxx_eval_call_expression): Fix comment grammar.
1600 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1603 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1604 and return immediately in case of erroneous code.
1606 2016-05-19 Marek Polacek <polacek@redhat.com>
1609 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1611 2016-05-19 Jason Merrill <jason@redhat.com>
1614 * pt.c (fn_type_unification): Add outer template args if needed.
1615 (type_unification_real): Handle getting full args.
1617 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1620 * parser.c (cp_parser_operator): For array new/delete, check that
1621 cp_parser_require returned a non-NULL token before dereferencing
1624 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1626 * decl.c (finish_enum_value_list): Use the specified mode.
1628 2016-05-18 Jason Merrill <jason@redhat.com>
1630 * pt.c (value_dependent_expression_p): Tweak new cases to better
1631 match the wording in the standard.
1633 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1636 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1637 when the previous cp_lexer_peek_token returns CPP_EOF.
1639 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1642 * call.c (convert_like_real): Check that we are actually converting
1645 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1647 * decl.c (grokdeclarator): Remove errmsg and use of
1648 targetm.invalid_return_type.
1649 (grokparms): Remove errmsg and use of
1650 targetm.invalid_parameter_type.
1652 2016-05-13 Jason Merrill <jason@redhat.com>
1656 * pt.c (tsubst_decl): Use uses_template_parms.
1657 (instantiate_template_1): Handle non-dependent calls in templates.
1658 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1659 (type_dependent_expression_p): Only consider innermost template args.
1660 (dependent_template_arg_p): Check enclosing class of a template here.
1661 (dependent_template_p): Not here.
1662 (type_dependent_object_expression_p): New.
1663 * typeck.c (finish_class_member_access_expr): Use it.
1664 * parser.c (cp_parser_postfix_expression): Use it.
1665 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1666 to detect the current instantiation.
1667 (cp_parser_lookup_name): Really implement DR 141.
1668 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1669 (any_dependent_bases_p): Split out from...
1670 * name-lookup.c (do_class_using_decl): ...here.
1671 * call.c (build_new_method_call_1): Use it.
1672 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1673 * tree.c (non_static_member_function_p): Remove.
1674 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1676 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1677 complete_type_or_else for unknown_type_node, too.
1679 2016-05-12 Marek Polacek <polacek@redhat.com>
1682 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1683 * cp-tree.h (cp_build_modify_expr): Update declaration.
1684 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1686 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1687 cp_build_modify_expr.
1688 * decl2.c (set_guard): Likewise.
1689 (handle_tls_init): Likewise.
1690 * init.c (perform_member_init): Likewise.
1691 (expand_virtual_init): Likewise.
1692 (build_new_1): Likewise.
1693 (build_vec_delete_1): Likewise.
1694 (get_temp_regvar): Likewise.
1695 (build_vec_init): Likewise.
1696 * method.c (do_build_copy_assign): Likewise.
1697 (assignable_expr): Likewise.
1698 * semantics.c (finish_omp_for): Likewise.
1699 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1701 (cp_pointer_int_sum): Add location parameter. Pass it down to
1703 (pointer_diff): Add location parameter. Use it.
1704 (build_modify_expr): Pass location down to cp_build_modify_expr.
1705 (cp_build_modify_expr): Add location parameter. Use it.
1706 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1707 * typeck2.c (cxx_incomplete_type_diagnostic,
1708 cxx_incomplete_type_error): Add location parameter.
1710 2016-05-11 Marek Polacek <polacek@redhat.com>
1713 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1715 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1717 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1718 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1720 2016-05-04 Marek Polacek <polacek@redhat.com>
1722 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1723 with OPT_Wdangling_else.
1725 2016-05-03 Martin Sebor <msebor@redhat.com>
1728 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1729 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1731 2016-05-03 Marek Polacek <polacek@redhat.com>
1734 * call.c (build_cxx_call): Pass location and vNULL down to
1735 check_builtin_function_arguments.
1737 2016-05-03 Richard Biener <rguenther@suse.de>
1739 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1740 the checksum from the previous stage.
1742 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1745 * typeck.c (finish_class_member_access_expr): When
1746 giving a hint about a possibly-misspelled member name,
1747 add a fix-it replacement hint.
1749 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1751 * cp-tree.h (finish_omp_clauses): Update prototype.
1752 * parser.c (cp_parser_oacc_all_clauses): Update call to
1754 (cp_parser_omp_all_clauses): Likewise.
1755 (cp_parser_omp_for_loop): Likewise.
1756 (cp_omp_split_clauses): Likewise.
1757 (cp_parser_oacc_cache): Likewise.
1758 (cp_parser_oacc_loop): Likewise.
1759 (cp_parser_omp_declare_target):
1760 (cp_parser_cilk_simd_all_clauses): Likewise.
1761 (cp_parser_cilk_for): Likewise.
1762 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1763 arguments with enum c_omp_region_type ort.
1764 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1765 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1766 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1767 (tsubst_expr): Update calls to tsubst_omp_clauses.
1768 * semantics.c (finish_omp_clauses): Replace bool arguments
1769 allow_fields, declare_simd, and is_cilk with bitmask ort.
1770 (finish_omp_for): Update call to finish_omp_clauses.
1772 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1775 * parser.c (cp_parser_class_head): Capture the start location;
1776 use it to emit a fix-it insertion hint when complaining
1777 about missing "template <> " in explicit specializations.
1779 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1781 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1783 2016-05-02 Richard Biener <rguenther@suse.de>
1785 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1788 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1791 * class.c (check_field_decl): Remove final int* parameter, change
1792 the return type to bool; fix logic in order not to reject multiple
1793 initialized fields in anonymous struct.
1794 (check_field_decls): Adjust call.
1796 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1799 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1800 OACC_LOOP_CLAUSE_MASK.
1801 (cp_parser_oacc_kernels_parallel): Update call to
1802 c_oacc_split_loop_clauses.
1804 2016-04-28 Jason Merrill <jason@redhat.com>
1806 Implement C++17 [[nodiscard]] attribute.
1809 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1810 * tree.c (handle_nodiscard_attribute): New.
1811 (cxx_attribute_table): Add [[nodiscard]].
1812 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1813 (maybe_warn_nodiscard): New.
1814 (convert_to_void): Call it.
1816 * cvt.c (cp_get_callee): New.
1817 * constexpr.c (get_function_named_in_call): Use it.
1818 * cxx-pretty-print.c (postfix_expression): Use it.
1819 * except.c (check_noexcept_r): Use it.
1820 * method.c (check_nontriv): Use it.
1821 * tree.c (build_aggr_init_expr): Use it.
1822 * cp-tree.h: Declare it.
1824 2015-04-27 Ryan Burn <contact@rnburn.com>
1825 Jeff Law <law@redhat.com>
1829 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1830 instead of cilk_detect_spawn_and_unwrap.
1831 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1833 (cilk_cp_detect_spawn_and_unwrap): New.
1834 * lambda.c: Include cp-cilkplus.h.
1835 * parser.c: Include cp-cilkplus.h.
1836 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1837 * cp-cilkpus.h: New file.
1839 2016-04-27 Nathan Sidwell <nathan@acm.org>
1841 * constexpr.c (get_fundef_copy): Use the original function for
1842 non-recursive evaluations.
1843 (save_fundef_copy): Always expect a slot to be available.
1845 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1847 * parser.c (cp_parser_postfix_expression): Call
1848 warn_for_memset instead of warning directly here.
1850 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1853 * decl.c (build_enumerator): Set current_access_specifier when
1854 declaring an enumerator belonging to an in-class enumeration.
1855 * parser.c (cp_parser_check_access_in_redecleration): Also
1856 consider in-class enumerations.
1858 2016-04-26 Marek Polacek <polacek@redhat.com>
1861 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1862 instead of stabilize_reference.
1863 (build_over_call): Likewise.
1864 * cp-tree.h (cp_stabilize_reference): Declare.
1865 * tree.c (cp_stabilize_reference): New function.
1866 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1867 stabilize_reference.
1868 (unary_complex_lvalue): Likewise.
1869 (cp_build_modify_expr): Likewise.
1871 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1874 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1877 2016-04-25 Jason Merrill <jason@redhat.com>
1879 * tree.c (std_attribute_table): New.
1880 (init_tree): Register it.
1882 2016-04-22 Jason Merrill <jason@redhat.com>
1884 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1886 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1888 * name-lookup.c (free_saved_scope): New free list of saved_scope
1890 (push_to_top_level): Attempt to reuse a saved_scope struct
1891 from free_saved_scope instead of allocating a new one each time.
1892 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1893 onto free_saved_scope.
1895 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1898 * semantics.c (process_outer_var_ref): Unconditionally return
1899 error_mark_node when mark_used returns false.
1901 2016-04-21 Marek Polacek <polacek@redhat.com>
1904 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1905 extra qualification.
1907 2016-04-20 Nathan Sidwell <nathan@acm.org>
1910 * init.c (build_vec_delete_1): Protect operator delete call in try
1912 (build_delete): Likewise.
1913 * optimize.c (build_delete_destructor_body): Likewise.
1915 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1918 * cp-tree.h (finish_omp_clauses): Add new default argument.
1919 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1920 instead of c_finish_cilk_clauses.
1921 * semantics.c (finish_omp_clauses): Add new argument. Allow
1922 floating-point variables in the linear clause for Cilk Plus.
1924 2016-04-20 Nathan Sidwell <nathan@acm.org>
1926 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1929 2016-04-19 Jason Merrill <jason@redhat.com>
1932 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1933 * pt.c (make_pack_expansion): Call mark_exp_read.
1934 * semantics.c (finish_id_expression): Call mark_type_use in
1935 unevaluated context.
1938 * call.c (implicit_conversion): If we choose a copy constructor
1939 for list-initialization from the same type, the conversion is an
1942 * constexpr.c (breaks): Handle EXIT_EXPR.
1943 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1944 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1949 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
1952 * pt.c (tsubst_expr): Remove shadowing declaration.
1953 (tsubst_pack_expansion): Add assert.
1955 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
1958 * name-lookup.c (qualified_lookup_using_namespace): Look through
1961 2016-04-18 Michael Matz <matz@suse.de>
1963 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1964 (layout_class_type): Ditto.
1965 (build_base_field): Use SET_DECL_ALIGN.
1966 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
1967 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
1968 (record_unknown_type): Use SET_TYPE_ALIGN.
1969 (cxx_init_decl_processing): Ditto.
1970 (copy_type_enum): Ditto.
1971 (grokfndecl): Use SET_DECL_ALIGN.
1972 (copy_type_enum): Use SET_TYPE_ALIGN.
1973 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
1975 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
1976 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
1977 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
1978 * rtti.c (emit_tinfo_decl): Ditto.
1980 2016-04-18 Jason Merrill <jason@redhat.com>
1984 * class.c (type_maybe_constexpr_default_constructor): New.
1985 (type_has_constexpr_default_constructor): Revert.
1987 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
1991 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
1992 (handle_com_interface_attribute): Delete.
1994 2016-04-15 Jason Merrill <jason@redhat.com>
1997 * constexpr.c (get_fundef_copy): Handle null *slot.
2000 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2001 unknown_type_node, too.
2003 2016-04-15 Jason Merrill <jason@redhat.com>
2004 Nathan Sidwell <nathan@acm.org>
2007 * constexpr.c (constexpr_call_table): Preserve in GC.
2008 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2009 (fundef_copies_table): Preserve in GC. Change to pointer to
2011 (maybe_initialize_fundef_copies_table): Adjust.
2012 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2013 (save_fundef_copy): Adjust for a TREE_LIST.
2014 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2015 (fini_constexpr): New.
2016 * cp-tree.h (fini_constexpr): Declare.
2017 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2019 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2022 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2024 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2025 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2026 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2027 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2028 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2029 cp_parser_statement.
2030 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2031 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2032 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2033 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2034 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2035 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2036 cp_parser_omp_taskloop, cp_parser_omp_construct,
2037 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2038 Add IF_P argument, pass it down where needed.
2039 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2040 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2043 2016-04-14 Jason Merrill <jason@redhat.com>
2046 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2047 * typeck2.c (split_nonconstant_init_1): Use it.
2050 * class.c (type_has_constexpr_default_constructor): Return true
2051 for an implicitly declared constructor.
2054 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2055 (cp_parser_simple_declaration): Pass it.
2056 (strip_declarator_types): New.
2059 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2060 initializer also makes the variable value-dependent.
2063 * constexpr.c (cxx_eval_store_expression): Also copy
2064 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2066 2016-04-14 Martin Sebor <msebor@redhat.com>
2071 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2073 2016-04-14 Jason Merrill <jason@redhat.com>
2075 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2076 parameter ABI change.
2078 2016-04-13 Martin Sebor <msebor@redhat.com>
2083 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2085 * decl.c (check_initializer, cp_finish_decl): Call them.
2086 (reshape_init_r): Reject incompletely braced intializer-lists
2088 * init.c (throw_bad_array_length, build_vla_check)
2089 (build_vla_size_check, build_vla_init_check): Define new functions.
2090 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2092 (store_init_value): Same.
2094 2016-04-13 Jason Merrill <jason@redhat.com>
2096 Warn about empty parameter ABI with -Wabi=9.
2097 * call.c (empty_class_msg, mark_for_abi_warning)
2098 (warn_empty_class_abi): New.
2099 (build_call_a): Use them.
2100 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2101 * error.c (pp_format_to_string): New.
2103 Pass empty class parameters like C.
2104 * call.c (pass_as_empty_struct, empty_class_arg): New.
2105 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2106 (build_call_a): Use empty_class_arg.
2107 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2108 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2110 2016-04-13 Jason Merrill <jason@redhat.com>
2113 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2115 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2118 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2119 avoidance mechanism.
2121 2016-04-13 Jason Merrill <jason@redhat.com>
2124 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2125 from instantiation_dependent_expression_p.
2126 (value_dependent_expression_p): Use it for unevaluated operands.
2127 (instantiation_dependent_r): Don't check value-dependence.
2128 (instantiation_dependent_expression_p): Check
2129 value-dependence of the expression as a whole.
2130 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2131 * semantics.c (finish_decltype_type): Use it.
2133 * constexpr.c (potential_nondependent_constant_expression): New.
2134 (potential_nondependent_static_init_expression): New.
2135 (maybe_constant_value_1, fold_non_dependent_expr)
2136 (maybe_constant_init): Use them.
2137 * pt.c (instantiate_non_dependent_expr_sfinae)
2138 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2140 * cp-tree.h: Declare them.
2142 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2145 * decl.c (pop_labels_1): Removed.
2146 (note_label, sort_labels): New functions.
2147 (pop_labels): During named_labels traversal, just push the slot
2148 pointers into a vector, then qsort it by DECL_UID and only then
2149 call pop_label and chain it into BLOCK_VARS.
2151 2016-04-13 Jason Merrill <jason@redhat.com>
2154 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2155 (cp_gimplify_expr): Not here.
2157 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2160 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2162 * typeck.c (build_x_conditional_expr): Unconditionally remember
2163 that the result is an lvalue or xvalue.
2165 2016-04-12 Jason Merrill <jason@redhat.com>
2167 * class.c (is_really_empty_class): A zero-length array is empty.
2168 An unnamed bit-field doesn't make a class non-empty.
2170 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2173 * parser.c (cp_parser_cache_defarg): When file ends in default
2174 argument simply return error_mark_node.
2176 2016-04-12 Nathan Sidwell <nathan@acm.org>
2179 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2182 2016-04-11 Jason Merrill <jason@redhat.com>
2184 * mangle.c (decl_is_template_id): The template itself counts as a
2187 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2191 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2192 on the result if it's not a CONSTRUCTOR.
2194 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2197 * constexpr.c (find_constructor): New function.
2198 (unshare_constructor): New function.
2199 (cxx_eval_call_expression): Use unshare_constructor instead of
2201 (find_array_ctor_elt): Likewise.
2202 (cxx_eval_vec_init_1): Likewise.
2203 (cxx_eval_store_expression): Likewise.
2204 (cxx_eval_constant_expression): Likewise.
2206 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2209 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2210 potentially generating a future -Wparentheses warning in its
2213 2016-04-06 Jason Merrill <jason@redhat.com>
2215 * class.c (check_abi_tags): Fix function template handling.
2217 2016-04-05 Nathan Sidwell <nathan@acm.org>
2220 * class.c (fixup_may_alias): New.
2221 (fixup_attribute_variants): Call it.
2223 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2226 * constexpr.c (struct fundef_copy): New struct.
2227 (struct fundef_copies_table_t): New struct.
2228 (fundef_copies_table): New static variable.
2229 (maybe_initialize_fundef_copies_table): New static function.
2230 (get_fundef_copy): New static function.
2231 (save_fundef_copy): New static function.
2232 (cxx_eval_call_expression): Use get_fundef_copy, and
2234 (constexpr_call_table): Add "deletable" GTY marker.
2236 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2239 * cp-tree.h (class cache_map): Remove.
2240 * constexpr.c (cv_cache): Change type to
2241 GTY((deletable)) hash_map<tree, tree> *.
2242 (maybe_constant_value): Adjust following the change to cv_cache.
2243 (clear_cv_cache): New static function.
2244 (clear_cv_and_fold_caches): Use it.
2245 * cp-gimplify.c (fold_cache): Change type to
2246 GTY((deletable)) hash_map<tree, tree> *.
2247 (clear_fold_cache): Adjust following the change to fold_cache.
2248 (cp_fold): Likewise.
2250 2016-04-02 Martin Sebor <msebor@redhat.com>
2256 * constexpr.c (diag_array_subscript): New function.
2257 (cxx_eval_array_reference): Detect out of bounds array indices.
2259 2016-04-01 Jason Merrill <jason@redhat.com>
2263 * pt.c (instantiate_decl): A function isn't fully defined if
2264 DECL_INITIAL is error_mark_node.
2265 * constexpr.c (cxx_eval_call_expression): Likewise.
2267 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2268 Marek Polacek <polacek@redhat.com>
2271 * init.c (warn_placement_new_too_small): Test whether
2272 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2274 2016-04-01 Nathan Sidwell <nathan@acm.org>
2277 * decl.c (check_redeclaration_exception_specification): Check
2278 regardless of -fno-exceptions.
2279 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2280 flag_exceptions too.
2282 2016-03-31 Nathan Sidwell <nathan@acm.org>
2284 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2285 (finish_destructor_body): Don't emit operator delete here.
2287 2016-03-31 Nathan Sidwell <nathan@acm.org>
2290 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2291 elements in field order.
2293 2016-03-31 Marek Polacek <polacek@redhat.com>
2296 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2298 2016-03-31 Richard Biener <rguenther@suse.de>
2301 * typeck.c (cp_build_binary_op): Fix operand order of vector
2302 conditional in truth op handling.
2304 2016-03-29 Jason Merrill <jason@redhat.com>
2307 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2308 in constexpr functions.
2310 2016-03-28 Jason Merrill <jason@redhat.com>
2315 * decl.c, pt.c, constexpr.c: Revert last patch.
2317 2016-03-25 Jason Merrill <jason@redhat.com>
2318 Martin Liška <mliska@suse.cz>
2323 * decl.c (cp_fname_init): Decay the initializer to pointer.
2324 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2325 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2326 Don't call cp_finish_decl.
2327 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2328 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2329 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2330 Handle DECL_VALUE_EXPR.
2332 2016-03-24 Jason Merrill <jason@redhat.com>
2335 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2338 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2341 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2344 * tree.c (build_cplus_array_type): Determine type-dependentess
2345 with uses_template_parms instead of with dependent_type_p.
2347 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2350 * typeck.c (process_init_constructor_union): If the initializer
2351 is empty, use the union's NSDMI if it has one.
2353 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2356 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2357 NSDMI that's part of an aggregrate initialization.
2359 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2362 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2363 for 1..max even for multi-dimensional arrays. Call unshare_expr
2367 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2368 on TREE_OVERFLOW constants.
2371 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2372 for OMP_TASKLOOP here.
2373 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2374 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2376 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2377 Jason Merrill <jason@redhat.com>
2378 Jakub Jelinek <jakub@redhat.com>
2381 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2382 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2383 (finish_function): Don't set or test them.
2384 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2386 2016-03-23 Jason Merrill <jason@redhat.com>
2389 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2391 2016-03-23 Marek Polacek <polacek@redhat.com>
2394 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2396 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2398 * call.c (build_conditional_expr_1): Always use original
2399 condition type for vector type checks and build.
2401 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2404 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2406 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2409 * constexpr.c (non_const_var_error): Check
2410 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2412 2016-03-21 Richard Henderson <rth@redhat.com>
2415 * decl.c (notice_forced_label_r): New.
2416 (cp_finish_decl): Use it.
2418 2016-03-21 Jason Merrill <jason@redhat.com>
2421 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2423 2016-03-18 Jason Merrill <jason@redhat.com>
2426 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2429 * class.c (vptr_via_virtual_p): New.
2430 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2431 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2432 a vptr from any virtual base in a not-in-charge 'structor.
2434 * decl.c (build_clobber_this): Factor out of
2435 start_preparsed_function and begin_destructor_body. Handle
2436 virtual bases better.
2438 * class.c (build_if_in_charge): Split out from build_base_path.
2439 * init.c (expand_virtual_init, expand_default_init): Use it.
2440 * call.c (build_special_member_call): Use it.
2442 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2445 * init.c (build_new_1): Complain and return error_mark_node
2446 if alloc_fn is not _Jv_AllocObject function returning pointer.
2448 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2451 * search.c (adjust_result_of_qualified_name_lookup): Don't
2452 update the BASELINK_BINFO of DECL if the second call
2453 to lookup_base fails.
2455 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2458 * parser.c (cp_parser_lambda_expression): Move call to
2459 pop_deferring_access_checks ahead of the call to
2460 cp_parser_end_tentative_firewall.
2462 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2465 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2466 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2467 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2469 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2470 if magic_varargs_p == 1, call decay_conversion
2471 instead of mark_type_use. Don't store error_mark_node arguments to
2472 argarray, instead return error_mark_node.
2475 * decl.c (begin_destructor_body): Don't insert clobber if
2476 is_empty_class (current_class_type).
2478 2016-03-17 Marek Polacek <polacek@redhat.com>
2481 * typeck.c (warn_for_null_address): New function.
2482 (cp_build_binary_op): Call it.
2484 2016-03-16 Jason Merrill <jason@redhat.com>
2487 * decl.c (start_preparsed_function): Don't clobber an empty base.
2489 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2492 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2493 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2496 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2497 set in_base_initializer.
2499 2016-03-15 Marek Polacek <polacek@redhat.com>
2502 * tree.c (strip_typedefs): Call strip_typedefs again on the
2503 DECL_ORIGINAL_TYPE result.
2505 2016-03-15 Jason Merrill <jason@redhat.com>
2508 * pt.c (instantiate_decl): Fix call to variable_template_p.
2511 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2513 2016-03-14 Casey Carter <casey@carter.net>
2514 Jason Merrill <jason@redhat.com>
2516 P0184R0: Generalizing the Range-Based For Loop
2517 * parser.c (cp_convert_range_for): Set the type of __end separately.
2518 (cp_parser_perform_range_for_lookup): Allow different begin/end
2519 types if they are comparable.
2521 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2524 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2525 processing_template_decl and EXPR is a SCOPE_REF.
2527 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2528 Jakub Jelinek <jakub@redhat.com>
2531 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2532 return value from cxx_eval_constant_expression from earlier
2533 elements if it is valid constant initializer requiring no
2536 2016-03-10 Marek Polacek <polacek@redhat.com>
2539 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2541 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2543 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2544 when calling c_finish_omp_clauses.
2546 2016-03-08 Jason Merrill <jason@redhat.com>
2548 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2549 diagnostic for use of "concept".
2550 (cp_parser_requires_clause_opt): And "requires".
2551 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2552 (cp_parser_explicit_template_declaration): Adjust.
2553 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2555 P0036R0: Unary Folds and Empty Parameter Packs
2556 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2558 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2561 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2562 even after the last iteration of the loop.
2564 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2566 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2569 * pt.c (get_template_info): Handle PARM_DECL.
2570 (template_class_depth): Check DECL_P instead of
2571 VAR_OR_FUNCTION_DECL_P.
2573 2016-03-05 Jason Merrill <jason@redhat.com>
2576 * constexpr.c (cxx_eval_store_expression): Replace
2577 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2579 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2582 * pt.c (template_class_depth): Given a lambda type, iterate
2583 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2584 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2587 2016-03-04 Jason Merrill <jason@redhat.com>
2590 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2591 * init.c (build_vec_delete_1): Set it.
2592 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2594 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2596 * decl.c (start_preparsed_function): Don't emit start clobber at the
2597 start of constructor clones.
2600 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2601 * decl.c (start_preparsed_function): Call
2602 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2603 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2604 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2606 2016-03-04 Jason Merrill <jason@redhat.com>
2609 * constexpr.c (cxx_eval_component_reference): Further tweak.
2611 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2612 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2613 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2614 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2617 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2620 2016-03-03 Jason Merrill <jason@redhat.com>
2622 * method.c (synthesized_method_walk): operator= can also be constexpr.
2624 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2625 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2628 * pt.c (copy_template_args): New.
2629 (tsubst_pack_expansion): Use it.
2631 * call.c (build_aggr_conv): Use get_nsdmi.
2634 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2637 * constexpr.c (cxx_eval_component_reference): Just return an empty
2638 CONSTRUCTOR for an empty class.
2640 2016-03-01 Jason Merrill <jason@redhat.com>
2643 * parser.c (cp_parser_requires_clause): Call
2644 check_for_bare_parameter_packs.
2647 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2651 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2652 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2653 [TARGET_EXPR]: Unshare init.
2655 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2659 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2662 2016-02-28 Jason Merrill <jason@redhat.com>
2665 * constexpr.c (cxx_eval_store_expression): Unshare init.
2667 2016-02-26 Jason Merrill <jason@redhat.com>
2670 * pt.c (make_argument_pack): New.
2671 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2672 (tsubst_copy_and_build): Likewise.
2674 2016-02-25 Jason Merrill <jason@redhat.com>
2677 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2678 * tree.c (build_aggr_init_expr): Set it.
2679 * semantics.c (simplify_aggr_init_expr): Check it.
2680 * cp-gimplify.c (cp_genericize_r): Don't walk into
2681 a call/aggr_init from a thunk.
2684 * method.c (forward_parm): Handle parameter packs.
2685 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2688 * constexpr.c (cxx_eval_component_reference): Don't complain about
2689 unevaluated empty classes.
2692 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2694 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2697 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2698 (maybe_undo_parenthesized_ref): Declare.
2699 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2701 (finish_call_expr): Use it.
2702 * typeck.c (check_return_expr): Use it.
2703 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2704 REF_PARENTHESIZED_P flag.
2706 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2709 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2711 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2713 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2714 unless they are folded into INTEGER_CST, error_mark_node or some
2715 comparison with NULL, avoid folding them and use either the original
2716 comparison or non-folded comparison of folded arguments.
2717 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2718 comparison, don't fold the comparison right away.
2720 2016-02-24 Jason Merrill <jason@redhat.com>
2723 * friend.c (make_friend_class): Likewise.
2724 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2726 2016-02-24 Jason Merrill <jason@redhat.com>
2729 * pt.c (instantiate_class_template_1): Set
2730 processing_template_decl before substituting friend_type.
2732 016-02-24 Martin Sebor <msebor@redhat.com>
2735 * tree.c (build_ctor_subob_ref): Compare types' main variants
2736 instead of the types as they are.
2738 2016-02-24 Jason Merrill <jason@redhat.com>
2740 * decl.c (start_preparsed_function): Condition ctor clobber on
2741 flag_lifetime_dse > 1.
2743 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2745 2016-02-19 Jason Merrill <jason@redhat.com>
2748 * call.c (remaining_arguments): No longer static.
2749 * cp-tree.h: Declare it.
2750 * pt.c (more_specialized_fn): Use it.
2752 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2753 Bernd Edlinger <bernd.edlinger@hotmail.de>
2755 * Make-lang.in: Invoke gperf with -L C++.
2756 * cfns.gperf: Remove prototypes for hash and libc_name_p
2758 * cfns.h: Regenerated.
2759 * except.c (nothrow_libfn_p): Adjust.
2761 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2764 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2765 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2767 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2770 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2772 * semantics.c (finish_call_expr): Don't assume a constructor
2773 call is dependent if only the "this" pointer is dependent. When
2774 building a constructor call, always use a dummy object.
2776 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2779 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2781 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2782 operators if folding preserved the binop, just with different
2786 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2787 attr_spec is always single element chain, chain all the attributes
2788 properly together in the right order.
2790 2016-02-18 Jason Merrill <jason@redhat.com>
2792 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2794 (mangle_decl): Call maybe_check_abi_tags for function scope.
2795 (mangle_guard_variable): Call maybe_check_abi_tags here.
2796 (write_guarded_var_name): Not here.
2798 2016-02-17 Jason Merrill <jason@redhat.com>
2801 * constexpr.c (build_constexpr_constructor_member_initializers):
2802 Handle an additional STATEMENT_LIST.
2805 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2808 * decl2.c (reset_type_linkage_2): Look through member templates.
2810 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2813 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2815 2016-02-17 Jason Merrill <jason@redhat.com>
2818 * method.c (forward_parm): Split out from...
2819 (add_one_base_init): ...here.
2820 * lambda.c (maybe_add_lambda_conv_op): Use it.
2822 2016-02-16 Jason Merrill <jason@redhat.com>
2826 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2827 tree.c, typeck2.c: Revert earlier changes.
2828 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2829 non-type templates after -> or .
2831 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2834 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2836 2016-02-16 Jason Merrill <jason@redhat.com>
2839 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2840 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2841 * name-lookup.h: Adjust.
2843 2016-02-16 James Norris <jnorris@codesourcery.com>
2845 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2846 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2848 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2851 * init.c (expand_default_init): Only call reshape_init
2852 in the direct-initialization from an initializer list case.
2854 2016-02-15 Jason Merrill <jason@redhat.com>
2857 * semantics.c (finish_call_expr): Implicit 'this' does not make
2859 * search.c (any_dependent_bases_p): Split out...
2860 * name-lookup.c (do_class_using_decl): ...from here.
2861 * call.c (build_new_method_call_1): Don't complain about missing object
2862 if there are dependent bases. Tweak error.
2863 * tree.c (non_static_member_function_p): Remove.
2864 * pt.c (type_dependent_expression_p): A member template of a
2865 dependent type is dependent.
2866 * cp-tree.h: Adjust.
2869 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2871 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2874 * pt.c (lookup_and_finish_template_variable): New function,
2876 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2877 (tsubst_qualified_id): Consider that EXPR might be a variable
2879 * typeck.c (check_template_keyword): Don't emit an error
2880 if DECL is a variable template.
2882 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2884 * error.c: Spelling fixes - behaviour -> behavior and
2885 neighbour -> neighbor.
2887 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2889 * init.c (build_delete): Likewise.
2891 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2894 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2895 arguments for -Waddress warning. Fix up formatting.
2897 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2900 * pt.c (lookup_template_class_1): Check tsubst return value for
2903 2016-02-10 Jason Merrill <jason@redhat.com>
2906 * pt.c (resolve_nondeduced_context): Add complain parm.
2907 (do_auto_deduction): Pass it.
2908 * cvt.c (convert_to_void): Likewise.
2909 * decl.c (cp_finish_decl): Likewise.
2910 * init.c (build_new): Likewise.
2911 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2912 * semantics.c (finish_decltype_type): Likewise.
2913 * typeck.c (decay_conversion): Likewise.
2914 * cp-tree.h: Adjust declaration.
2915 * call.c (standard_conversion): Add complain parm, pass it along.
2916 (implicit_conversion): Pass it.
2919 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2920 (lookup_name_real_1): Likewise.
2921 (remove_hidden_names): Handle non-functions too.
2924 * parser.c (cp_parser_lookup_name): When looking for a template
2925 after . or ->, only consider class templates.
2926 (cp_parser_postfix_dot_deref_expression): Handle the current
2927 instantiation. Remember a dependent object expression.
2928 * typeck2.c (build_x_arrow): Handle the current instantiation.
2930 * ptree.c (debug_tree): Implement for cp_expr.
2932 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2935 * parser.c (cp_parser_simple_type_specifier): Make the check
2936 for disambiguating between an 'auto' placeholder and an implicit
2937 template parameter more robust.
2939 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2943 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2944 setting its TREE_USED flag.
2946 2016-02-08 Jason Merrill <jason@redhat.com>
2949 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
2952 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2955 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
2956 of the DECL_OMP_DECLARE_REDUCTION_P decls.
2958 2016-02-08 Marek Polacek <polacek@redhat.com>
2961 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
2962 Call clear_fold_cache.
2963 * cp-tree.h: Adjust declaration.
2964 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
2965 rather than clear_cv_cache and clear_fold_cache.
2966 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
2968 2016-02-08 Jason Merrill <jason@redhat.com>
2970 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
2971 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
2972 (ocp_convert): Use *_maybe_fold.
2973 (cp_convert_to_pointer): Add dofold parameter.
2974 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
2976 2016-02-05 Martin Sebor <msebor@redhat.com>
2979 * init.c (find_field_init): New function.
2980 (warn_placement_new_too_small): Call it. Handle one-element arrays
2981 at ends of structures special.
2983 2016-02-05 Jason Merrill <jason@redhat.com>
2986 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
2987 make sure we've seen_error().
2989 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
2992 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
2993 if lookup_fnfields returns NULL_TREE and the name being looked
2994 up has the form A::A.
2996 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
2998 * constexpr.c (cxx_eval_binary_expression): Fold equality
2999 comparisons involving PTRMEM_CSTs.
3001 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3003 * class.c (find_flexarrays): Don't declare dom variable.
3004 (diagnose_flexarray): Likewise.
3006 2016-02-02 Martain Sebor <msebor@redhat.com>
3013 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3014 of a flexible array member for equality to null.
3015 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3016 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3017 (check_flexarrays): Same.
3018 * decl.c (compute_array_index_type): Avoid special case for flexible
3020 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3022 * error.c (dump_type_suffix): Revert changes introduced in r231665
3023 and rendered unnecessary by the changes above.
3024 * pt.c (tsubst): Same.
3025 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3026 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3027 (process_init_constructor_array): Same.
3028 (process_init_constructor_record): Same.
3030 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3033 * pt.c (try_one_overload): Handle comparing argument packs so
3034 that there is no conflict if we deduced more arguments of an
3035 argument pack than were explicitly specified.
3037 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3038 Jason Merrill <jason@redhat.com>
3041 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3042 function type if nothing is changing.
3044 2016-01-31 Jason Merrill <jason@redhat.com>
3047 * pt.c (partial_specialization_p, impartial_args): New.
3048 (instantiate_decl): Call impartial_args.
3050 * mangle.c (maybe_check_abi_tags): New.
3051 (write_guarded_var_name): Call it.
3052 (mangle_ref_init_variable): Call check_abi_tags.
3054 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3055 between template and instantiation.
3057 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3060 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3061 function declarations.
3063 2016-01-29 Marek Polacek <polacek@redhat.com>
3067 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3068 out of bound" error earlier.
3069 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3072 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3074 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3075 structure, update free_binding_level before the structure's
3076 level_chain field gets cleared, not after.
3078 2016-01-28 Jason Merrill <jason@redhat.com>
3081 * search.c (dfs_walk_once, dfs_walk_once_r)
3082 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3083 hash_set instead of BINFO_MARKED.
3084 (dfs_unmark_r): Remove.
3086 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3089 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3090 (cp_lexer_debugging_p): Use it.
3091 (cp_lexer_start_debugging): Likewise.
3092 (cp_lexer_stop_debugging): Likewise.
3094 2016-01-27 Marek Polacek <polacek@redhat.com>
3097 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3098 needed. Add -Wsign-compare warning.
3100 2016-01-27 Ryan Burn <contact@rnburn.com>
3103 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3104 superfluous post_p argument in call to
3105 cilk_gimplify_call_params_in_spawned_fn.
3107 2016-01-27 Marek Polacek <polacek@redhat.com>
3110 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3111 wrapped in NOP_EXPRs.
3113 2016-01-27 Martin Sebor <msebor@redhat.com>
3116 * mangle.c (mangle_decl): Reference the correct (saved) version
3117 of the ABI in -Wabi diagnostics.
3119 2016-01-27 Marek Polacek <polacek@redhat.com>
3122 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3123 elements of the array.
3125 2016-01-26 Jason Merrill <jason@redhat.com>
3128 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3129 (cxx_eval_call_expression): Don't look through clones.
3130 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3131 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3132 maybe-in-charge *tor.
3134 2016-01-26 Jason Merrill <jason@redhat.com>
3137 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3138 and TREE_SIDE_EFFECTS.
3139 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3140 verify_constructor_flags.
3142 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3145 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3146 return error_mark_node instead of building trees with error_mark_node
3149 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3152 * error.c (print_instantiation_partial_context_line): Add missing
3153 newlines from output for the t == NULL case.
3154 (print_instantiation_partial_context): Remove call to pp_newline.
3156 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3159 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3164 * decl.c (grokdeclarator): Don't decay array parameter type to
3165 a pointer type if it's dependent.
3166 (grokparms): Invoke strip_top_quals instead of directly invoking
3167 cp_build_qualified_type.
3168 * pt.c (decay_dependent_array_parm_type): New static function.
3169 (type_unification_real): Call decay_dependent_array_parm_type
3170 to decay a dependent array parameter type to its corresponding
3171 pointer type before unification.
3172 (more_specialized_fn): Likewise.
3173 (get_bindings): Likewise.
3174 * tree.c (cp_build_qualified_type): Trivial typofix in
3177 2016-01-23 Martin Sebor <msebor@redhat.com>
3181 * decl2.c (is_late_template_attribute): Handle dependent argument
3182 to attribute align and attribute vector_size.
3184 2016-01-21 Jason Merrill <jason@redhat.com>
3187 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3188 for init-capture, too.
3191 * decl.c (type_is_deprecated): Don't look into a typedef.
3195 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3198 * decl.c (start_enum): Add attributes parameter.
3199 * parser.c (cp_parser_enum_specifier): Pass it.
3200 * pt.c (lookup_template_class_1): Pass it.
3201 * cp-tree.h: Adjust.
3203 2016-01-19 Jason Merrill <jason@redhat.com>
3206 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3208 2016-01-19 Marek Polacek <polacek@redhat.com>
3211 * constexpr.c (clear_cv_cache): New.
3212 * cp-gimplify.c (clear_fold_cache): New.
3213 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3214 * decl.c (finish_enum_value_list): Call them.
3217 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3219 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3224 * decl.c (grokdeclarator): Don't decay array parameter type to
3225 a pointer type if it's dependent.
3226 (grokparms): Invoke strip_top_quals instead of directly invoking
3227 cp_build_qualified_type.
3228 * pt.c (decay_dependent_array_parm_type): New static function.
3229 (type_unification_real): Call decay_dependent_array_parm_type
3230 to decay a dependent array parameter type to its corresponding
3231 pointer type before unification.
3232 (more_specialized_fn): Likewise.
3233 (get_bindings): Likewise.
3234 * tree.c (cp_build_qualified_type): Trivial typofix in
3237 2016-01-18 Jason Merrill <jason@redhat.com>
3239 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3241 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3244 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3245 (contains_label_1, contains_label_p): Remove.
3247 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3250 * pt.c (type_dependent_expression_p): For a function template
3251 specialization, a type is dependent iff any of its template
3254 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3256 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3257 error_mark_node only if find_rank failed, not if it was
3260 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3263 * tree.c (build_min_non_dep_call_vec): Don't retain the
3264 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3266 (build_min_non_dep_op_overload): Instead, do it here.
3268 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3271 * parser.h (cp_token): Remove pragma_kind field. Add comment
3272 with number of unused bits.
3273 * parser.c (eof_token): Remove pragma_kind field initializer.
3274 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3275 field, don't clear CPP_PRAGMA u.value.
3276 (cp_parser_pragma_kind): New function.
3277 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3278 cp_parser_omp_construct, cp_parser_initial_pragma,
3279 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3282 2016-01-15 Jason Merrill <jason@redhat.com>
3285 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3287 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3291 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3292 array/function-to-pointer conversion. Call
3293 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3294 * call.c (convert_like_real): Print call context if
3295 decay_conversion errors.
3297 2016-01-14 Tom de Vries <tom@codesourcery.com>
3299 PR tree-optimization/68773
3300 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3303 2016-01-14 Jason Merrill <jason@redhat.com>
3306 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3308 2016-01-12 Marek Polacek <polacek@redhat.com>
3311 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3312 error_at and adjust the return value.
3314 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3318 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3319 GS_ERROR whenever seen_error (), only if *expr_p contains
3320 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3324 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3326 2016-01-11 Jason Merrill <jason@redhat.com>
3329 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3330 (process_subob_fn): Likewise. Don't consider triviality if true.
3331 (synthesize_method_walk): Pass it.
3333 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3336 * parser.c (cp_parser_postfix_expression): Initialize
3337 close_paren_loc to UNKNOWN_LOCATION; only use it if
3338 it has been written to by
3339 cp_parser_parenthesized_expression_list.
3340 (cp_parser_parenthesized_expression_list): Document the behavior
3341 with respect to the CLOSE_PAREN_LOC param.
3343 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3346 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3347 folded operands have side-effects, but folding changed any of them,
3348 build a new tree with the folded operands instead of returning the
3351 2016-01-09 Marek Polacek <polacek@redhat.com>
3354 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3356 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3359 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3361 2016-01-08 Jason Merrill <jason@redhat.com>
3364 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3367 2016-01-08 Marek Polacek <polacek@redhat.com>
3370 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3372 2016-01-08 Jason Merrill <jason@redhat.com>
3374 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3379 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3380 TREE_ADDRESSABLE type.
3384 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3386 2016-01-05 Nathan Sidwell <nathan@acm.org>
3389 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3392 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3394 Update copyright years.
3396 Copyright (C) 2016 Free Software Foundation, Inc.
3398 Copying and distribution of this file, with or without modification,
3399 are permitted in any medium without royalty provided the copyright
3400 notice and this notice are preserved.