1 2016-10-05 Jason Merrill <jason@redhat.com>
3 Implement P0135R1, Guaranteed copy elision.
4 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
7 * call.c (reference_binding): Fix binding to member of temporary.
9 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
11 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
13 * semantics.c (finish_compound_literal): Handle class placeholder.
15 2016-10-05 Marek Polacek <polacek@redhat.com>
17 Implement P0305R1, Selection statements with initializer.
18 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
19 instead of finish_for_init_stmt.
20 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
21 * decl.c (poplevel): Adjust a comment.
22 * init.c (build_vec_init): Call finish_init_stmt instead of
24 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
25 * name-lookup.h (enum scope_kind): Likewise.
26 * parser.c (cp_parser_statement): Update commentary.
27 (cp_parser_init_statement_p): New function.
28 (cp_parser_selection_statement): Parse the optional init-statement.
29 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
30 (cp_parser_c_for): Likewise.
31 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
32 (cp_parser_range_for_member_function): Update commentary.
33 (cp_parser_iteration_statement):
34 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
35 * pt.c (tsubst_omp_for_iterator): Update commentary.
36 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
37 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
40 2016-10-04 Jason Merrill <jason@redhat.com>
43 * pt.c (do_class_deduction): Handle list-initialization.
44 (do_auto_deduction): Call it sooner.
45 (build_deduction_guide): Use tsubst_arg_types.
46 (rewrite_template_parm): Don't copy_type.
49 * constexpr.c (cxx_eval_component_reference): Use name matching
52 Implement P0091R2, Template argument deduction for class templates.
53 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
54 Use the location of the beginning of the type-specifier.
55 (cp_parser_init_declarator): Parse deduction guide.
56 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
57 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
58 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
59 * decl.c (grokdeclarator): Check for uninitialized auto here.
60 (start_decl_1): Not here.
61 (cp_finish_decl): Or here. Don't collapse a list when doing
63 (grokfndecl): Check deduction guide scope and body.
64 * error.c (dump_decl, dump_function_decl, dump_function_name):
65 Handle deduction guides.
66 * pt.c (make_template_placeholder, do_class_deduction): New.
67 (build_deduction_guide, rewrite_template_parm): New.
68 (dguide_name, dguide_name_p, deduction_guide_p): New.
69 (do_auto_deduction): Call do_class_deduction.
70 (splice_late_return_type, is_auto): Handle class placeholders.
71 (template_parms_level_to_args): Split from template_parms_to_args.
72 (tsubst_template_parms_level): Split from tsubst_template_parms.
73 * typeck2.c (build_functional_cast): Handle class placeholder.
75 2016-10-04 Martin Sebor <msebor@redhat.com>
78 * init.c (warn_placement_new_too_small): Avoid assuming an array type
81 2016-10-04 Jakub Jelinek <jakub@redhat.com>
84 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
85 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
88 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
89 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
90 (java_byte_type_node, java_short_type_node, java_int_type_node,
91 java_long_type_node, java_float_type_node, java_double_type_node,
92 java_char_type_node, java_boolean_type_node, lang_name_java,
94 (enum languages): Remove lang_java.
95 (TYPE_FOR_JAVA): Remove.
96 (struct lang_type_class): Remove java_interface bit-field.
97 (TYPE_JAVA_INTERFACE): Remove.
98 (pragma_java_exceptions): Remove.
99 (check_java_method, build_java_class_ref): Remove prototypes.
100 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
101 * decl2.c (acceptable_java_type, check_java_method): Remove.
102 (import_export_decl): Remove TYPE_FOR_JAVA handling.
103 (build_java_method_aliases): Remove.
104 (c_parse_final_cleanups): Don't call build_java_method_aliases.
105 (possibly_inlined_p): Don't test pragma_java_exceptions.
106 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
107 (build_java_class_ref): Remove.
108 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
109 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
110 * except.c (eh_type_info): Remove java type handling.
111 (decl_is_java_type, choose_personality_routine): Remove.
112 (initialize_handler_parm): Don't call choose_personality_routine.
113 (expand_start_catch_block): Don't handle java types.
114 (build_throw): Likewise.
115 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
116 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
117 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
118 (java_iface_lookup_fn): Remove.
119 (build_java_interface_fn_ref): Remove.
120 * tree.c (cxx_attribute_table): Remove java_interface.
121 (handle_java_interface_attribute): Remove.
122 * lex.c (pragma_java_exceptions): Remove.
123 (init_cp_pragma): Don't register GCC java_exceptions pragma.
124 (handle_pragma_java_exceptions): Remove.
125 (retrofit_lang_decl): Don't handle lang_name_java.
126 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
127 * error.c (language_to_string): Don't handle lang_java.
128 * decl.c (record_builtin_java_type): Remove.
129 (initialize_predefined_identifiers): Remove Java.
130 (cxx_init_decl_processing): Remove java_*_type_node.
131 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
132 (grokfndecl): Likewise.
133 (check_special_function_return_type): Likewise.
134 (grokdeclarator): Don't set TYPE_FOR_JAVA.
135 (grokparms): Don't handle TYPE_FOR_JAVA.
136 (xref_basetypes): Likewise.
137 (check_function_type): Likewise.
138 (finish_constructor_body): Likewise.
139 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
140 and java_*_type_node.
141 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
142 (write_java_integer_type_codes): Remove.
143 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
144 (add_implicitly_declared_members, determine_key_method,
145 finish_struct_1): Likewise.
146 (push_lang_context): Don't handle lang_name_java.
148 2016-10-03 Marek Polacek <polacek@redhat.com>
151 * typeck.c (cp_build_binary_op): Pass original operands to
152 null_ptr_cst_p, not those after the default conversions.
154 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
156 * parser.c (cp_parser_condition): Fix a warning.
158 2016-09-29 Jakub Jelinek <jakub@redhat.com>
160 Implement P0001R1 - C++17 removal of register storage class specifier
161 * decl.c (cp_finish_decl): Diagnose register storage class
162 on vars except when used in GNU global or local register variable
164 (grokdeclarator): Diagnose register storage class on parameters.
165 * except.c (expand_start_catch_block): Set DECL_REGISTER only
166 after cp_finish_decl call.
168 2016-09-29 Marek Polacek <polacek@redhat.com>
170 * rtti.c (involves_incomplete_p): Add fall through comment.
172 2016-09-28 Jakub Jelinek <jakub@redhat.com>
175 * constexpr.c (enum constexpr_switch_state): New.
176 (struct constexpr_ctx): Add css_state field.
177 (label_matches): Add CTX and STMT arguments, remove I and
178 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
179 handle default labels according to css_state.
180 (cxx_eval_statement_list): Remove statement skipping, label_matches
181 and default_label handling code.
182 (cxx_eval_loop_expr): Exit after first iteration even if
183 switches (jump_target).
184 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
185 label has been seen in the body, but no cases matched, evaluate
186 the body second time.
187 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
188 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
189 statement is not skipped. For COND_EXPR during skipping, don't
190 evaluate condition, just the then block and if still skipping at the
191 end also the else block.
192 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
193 (is_sub_constant_expr): Likewise.
195 2016-09-27 Jakub Jelinek <jakub@redhat.com>
197 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
198 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
199 true instead of false as by_reference_p to add_capture for 'this'.
200 Parse '*this' simple-capture.
201 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
202 (add_capture): Adjust function comment. For id == this_identifier,
203 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
204 by value, and !by_reference_p as capturing '*this' by value.
205 (add_default_capture): For implicit 'this' capture, always pass
206 by_reference_p true rather than false.
209 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
210 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
211 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
213 2016-09-26 Nathan Sidwell <nathan@acm.org>
215 * init.c (expand_default_init): Fix } indentation.
216 * method.c (process_subob_fn): Simplify control structure to
218 (implicitly_declare_fn): Remove duplicated lambda ctor check.
220 2016-09-26 Marek Polacek <polacek@redhat.com>
223 * parser.c (cp_parser_storage_class_specifier_opt): Add
225 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
226 (cp_parser_cache_defarg): Likewise.
227 (cp_parser_omp_for_cond): Likewise.
228 * semantics.c (finish_decltype_type): Likewise.
229 * typeck.c (structural_comptypes): Likewise.
230 (cp_build_binary_op): Likewise.
231 (cp_build_modify_expr): Likewise.
233 2016-09-26 Marek Polacek <polacek@redhat.com>
236 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
237 (potential_constant_expression_1): Likewise.
238 * constraint.cc (function_concept_check_p): Check fn for null.
239 * parser.c (cp_parser_expression_statement): Handle attribute
241 (cp_parser_statement): Likewise.
242 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
244 (cp_parser_std_attribute): Handle fallthrough attribute.
245 (cp_parser_check_std_attribute): Add %< %> quotes.
246 * pt.c (tsubst_copy_and_build): Handle internal functions.
247 (instantiation_dependent_scope_ref_p): Return if the expression is
250 2016-09-24 Marek Polacek <polacek@redhat.com>
253 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
256 2016-09-23 Jakub Jelinek <jakub@redhat.com>
258 Implement P0138R2, C++17 construction rules for enum class values
259 * cp-tree.h (is_direct_enum_init): Declare.
260 * decl.c (is_direct_enum_init): New function.
261 (reshape_init): Use it.
262 * typeck.c (convert_for_assignment): Likewise.
264 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
267 * constexpr.c (call_stack): Remove unnecessary
268 = vNULL initialization of file scope vec.
270 * name-lookup.c (store_bindings, store_class_bindings): Don't
271 initialize static local bindings_need_stored to vNULL.
273 * typeck2.c (process_init_constructor_record): Use
274 CONSTRUCTOR_NELTS (...) instead of
275 vec_safe_length (CONSTRUCTOR_ELTS (...)).
276 * decl.c (reshape_init_r): Likewise.
277 (check_initializer): Likewise.
279 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
282 * class.c (build_base_path): Allow for lookup_base returning
285 2016-09-21 Jason Merrill <jason@redhat.com>
288 * call.c (null_ptr_cst_p): Check char_type_p.
290 2016-09-21 Jakub Jelinek <jakub@redhat.com>
293 * init.c (build_new_1): Don't suggest to use -faligned-new if
294 aligned_new_threshold is non-zero.
295 (type_has_new_extended_alignment): Change aligned_new_threshhold
296 to aligned_new_threshold.
297 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
298 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
299 * decl.c (cxx_init_decl_processing): Likewise.
301 2016-09-20 Jakub Jelinek <jakub@redhat.com>
304 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
305 FIELD_DECLs with error_mark_node type. Remove useless break; after
309 * parser.c (cp_parser_template_declaration_after_parameter): For 2
310 argument operator"" template set ok to false for
311 parm == error_mark_node.
314 * parser.c (cp_parser_std_attribute_list): Reject ... without
317 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
320 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
322 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
325 * parser.c (cp_parser_class_head): When
326 processing_template_parmlist, don't assume that the
327 class-head may start an explicit specialization.
329 2016-09-16 Jakub Jelinek <jakub@redhat.com>
332 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
333 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
336 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
337 call is_really_empty_class on complete types.
340 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
341 TYPE_HAS_MUTABLE_P for any bases.
343 2016-09-16 Jason Merrill <jason@redhat.com>
345 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
347 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
348 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
350 2016-09-14 Jakub Jelinek <jakub@redhat.com>
353 * name-lookup.c (consider_binding_level): Look through TREE_LIST
356 2016-09-14 Marek Polacek <polacek@redhat.com>
358 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
359 expressions. Tweak an error message.
361 2016-09-14 Marek Polacek <polacek@redhat.com>
363 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
365 * decl2.c (one_static_initialization_or_destruction): Use true instead
367 * init.c (build_vec_init): Use false instead of 0.
368 * pt.c (tsubst_copy_and_build): Likewise.
369 * semantics.c (simplify_loop_decl_cond): Likewise.
370 * typeck.c (rationalize_conditional_expr): Likewise.
371 (cp_build_binary_op): Use true instead of 1.
372 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
374 (build_unary_op): Change nonconvert parameter type to bool.
375 (unary_complex_lvalue): Use false instead of 0.
377 2016-09-13 Jakub Jelinek <jakub@redhat.com>
379 Implement P0028R4, C++17 using attribute namespaces without repetition
380 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
381 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
382 ATTR_NS with non-scoped attribute tokens. Allow named ops in
384 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
385 to cp_parser_std_attribute calls.
386 (cp_parser_std_attribute_spec): Parse optional C++17
387 attribute-using-prefix, adjust grammar in function comment.
390 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
391 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
392 (cxx_eval_pointer_plus_expression): Remove.
393 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
394 call cxx_eval_pointer_plus_expression.
396 2016-09-13 David Malcolm <dmalcolm@redhat.com>
398 * parser.c (cp_parser_class_specifier_1): Update for renaming of
399 add_fixit_insert to add_fixit_insert_before.
400 (cp_parser_class_head): Likewise.
402 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
405 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
406 * class.c (instantiate_type): Look through the SAVE_EXPR.
408 2016-09-09 Jason Merrill <jason@redhat.com>
410 Implement P0035R4, C++17 new of over-aligned types.
411 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
412 (align_type_node): New macro.
413 * call.c (build_operator_new_call): Handle C++17 aligned new.
414 (second_parm_is_size_t, build_op_delete_call): Likewise.
415 (non_placement_deallocation_fn_p): Likewise. Rename to
416 usual_deallocation_fn_p.
417 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
418 * decl.c (cxx_init_decl_processing): Add aligned new support.
419 * init.c (type_has_new_extended_alignment): New.
420 (build_new_1): Handle aligned new.
421 * tree.c (vec_copy_and_insert): New.
423 2016-09-02 Jakub Jelinek <jakub@redhat.com>
426 * decl2.c (do_static_initialization_or_destruction): Only
427 call asan_dynamic_init_call if INITP is true.
429 2016-09-01 Martin Sebor <msebor@redhat.com>
431 * mangle.c: Increase buffer size to guarantee it fits the output
432 of the formatted function regardless of its arguments.
434 2016-09-01 Marek Polacek <polacek@redhat.com>
437 * error.c (dump_type): Fix falls through comment.
438 (dump_decl): Likewise.
439 (dump_expr): Likewise.
441 2016-08-30 David Malcolm <dmalcolm@redhat.com>
443 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
444 hint to ">>" within nested template argument list error.
446 2016-08-30 David Malcolm <dmalcolm@redhat.com>
448 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
449 rather than add_fixit_misspelled_id.
450 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
452 2016-08-29 Jason Merrill <jason@redhat.com>
455 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
456 (mangle_thunk): Add thunk parameter.
457 * method.c (finish_thunk): Pass it.
458 * cp-tree.h: Declare it.
460 2016-08-15 Jason Merrill <jason@redhat.com>
462 Avoid calling a trivial default constructor.
463 * class.c (default_ctor_p): New.
464 (in_class_defaulted_default_constructor): Use it.
465 (type_has_non_user_provided_default_constructor): Use it.
466 * call.c (build_over_call): Handle trivial default constructor.
467 * cp-tree.h: Declare default_ctor_p.
470 * pt.c (do_type_instantiation): Don't mess with non-user-provided
473 2016-08-25 Marek Polacek <polacek@redhat.com>
475 * parser.c (cp_parser_binary_expression): Pass LHS to
476 warn_logical_not_parentheses.
478 2016-08-18 Marek Polacek <polacek@redhat.com>
481 * call.c (add_builtin_candidate): Add gcc_fallthrough.
482 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
483 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
484 (cp_parser_cache_defarg): Likewise.
486 2016-08-12 Marek Polacek <polacek@redhat.com>
489 * call.c (add_builtin_candidate): Add FALLTHRU.
490 (build_integral_nontype_arg_conv): Adjust fall through comment.
491 (build_new_op_1): Add FALLTHRU.
492 (convert_like_real): Adjust fall through comment.
493 * class.c (fixed_type_or_null): Likewise.
494 * constexpr.c (cxx_eval_constant_expression): Likewise.
495 (potential_constant_expression_1): Likewise. Add FALLTHRU.
496 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
497 (cp_fold): Add FALLTHRU.
498 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
499 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
500 (pp_cxx_qualified_id): Likewise.
501 (cxx_pretty_printer::constant): Adjust fall through comment.
502 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
503 (pp_cxx_pm_expression): Adjust fall through comment.
504 (cxx_pretty_printer::expression): Add FALLTHRU.
505 (cxx_pretty_printer::declaration_specifiers): Reformat code.
506 (pp_cxx_type_specifier_seq): Adjust fall through comment.
507 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
508 * error.c (dump_type): Adjust fall through comment.
509 (dump_decl): Likewise.
510 * mangle.c (write_type): Likewise.
511 * method.c (synthesized_method_walk): Add FALLTHRU.
512 * name-lookup.c (arg_assoc_type): Likewise.
513 * parser.c (cp_lexer_print_token): Adjust fall through comment.
514 (cp_parser_primary_expression): Add FALLTHRU.
515 (cp_parser_operator): Likewise.
516 * pt.c (find_parameter_packs_r): Likewise.
517 (tsubst_aggr_type): Adjust fall through comment.
518 * semantics.c (finish_omp_clauses): Add FALLTHRU.
519 * tree.c (lvalue_kind): Likewise.
521 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
524 * cp-objcp-common.c (cp_function_decl_defaulted): New.
525 (cp_function_decl_explicit_p): Const_tree-ify.
526 (cp_function_decl_deleted_p): Likewise.
527 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
528 (cp_function_decl_explicit_p): Const_tree-ify.
529 (cp_function_decl_deleted_p): Likewise.
530 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
532 2016-08-11 Jakub Jelinek <jakub@redhat.com>
535 * constexpr.c (label_matches): Handle case range expressions.
537 2016-08-11 Jason Merrill <jason@redhat.com>
540 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
542 2016-08-10 Jason Merrill <jason@redhat.com>
544 Implement C++17 constexpr if.
545 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
546 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
547 * parser.h (struct cp_parser): Add in_discarded_stmt field.
548 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
549 (cp_parser_jump_statement): Avoid deducing from a discarded return.
550 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
551 * semantics.c (begin_if_stmt): Set the binding level this_entity.
552 (finish_if_stmt_cond): Require the condition of a
553 constexpr if to be constant.
554 * decl.c (level_for_constexpr_if): New.
555 (named_label_entry): Add in_constexpr_if field.
556 (poplevel_named_label_1): Set it.
557 (check_goto): Check it.
558 (check_previous_goto_1): Check level_for_constexpr_if.
560 2016-08-09 Jason Merrill <jason@redhat.com>
563 * decl2.c (any_dependent_type_attributes_p): New.
564 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
565 * semantics.c (finish_id_expression): Check it.
566 * typeck.c (finish_class_member_access_expr): Check it.
569 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
571 Adjust mangling of ABI tags on class template member functions.
572 * class.c (missing_abi_tags): New.
573 (check_abi_tags): Don't check template. Add just_checking mode.
574 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
575 (sorted_abi_tags): Split out from write_abi_tags.
576 (struct releasing_vec): New.
577 (write_unqualified_name): Only look for the primary
578 template for types. Implement backward compatibility.
581 * constexpr.c (cxx_eval_constant_expression): Check
582 COMPLETE_TYPE_P before calling is_really_empty_class.
583 * class.c (is_really_empty_class): Don't call complete_type.
586 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
588 2016-08-09 Jakub Jelinek <jakub@redhat.com>
591 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
592 builtin aggregate types without TYPE_BINFO.
594 2016-08-08 Jason Merrill <jason@redhat.com>
596 Implement C++17 constexpr lambda.
597 * class.c (finalize_literal_type_property): Handle lambdas.
598 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
599 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
601 (cxx_eval_constant_expression): Handle capture proxy.
602 (var_in_constexpr_fn): Don't check for C++14.
603 (var_in_maybe_constexpr_fn): New.
604 (potential_constant_expression_1): Use it. Check DECL_EXPR for
605 declarations not allowed in constexpr function. Handle
606 STATIC_ASSERT, RANGE_FOR_STMT.
607 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
608 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
609 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
610 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
611 (lambda_static_thunk_p): New.
612 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
613 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
614 (cp_parser_decl_specifier_seq): Handle it.
615 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
616 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
617 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
618 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
619 (dump_expr) [FUNCTION_DECL]: Pass it.
621 2016-08-08 Jason Merrill <jason@redhat.com>
624 * class.c (is_really_empty_class): Call complete_type.
625 * constexpr.c (cxx_eval_constant_expression): Check
626 is_really_empty_class.
627 (potential_constant_expression_1): Likewise. Check for error type.
629 2016-08-08 Jakub Jelinek <jakub@redhat.com>
632 * parser.c: Include tree-iterator.h.
633 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
635 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
638 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
640 * call.c (convert_like_real): Harmonize diagnostics for invalid
643 2016-08-05 Martin Sebor <msebor@redhat.com>
645 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
646 the spelling of "constant-expression" in diagnostic messages
648 (cxx_eval_constant_expression): Same.
649 (cxx_eval_outermost_constant_expr): Same.
650 (potential_constant_expression_1): Same.
652 2016-08-05 Nathan Sidwell <nathan@acm.org>
655 * pt.c (unify): TRAIT_EXPR is an expr.
657 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
660 * lambda.c (add_capture): Check lambda_capture_field_type return
661 value for error_mark_node.
663 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
666 * pt.c (tsubst_qualified_id): Return error_mark_node if
667 template_args is error_mark_node.
669 2016-08-04 Jason Merrill <jason@redhat.com>
672 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
675 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
676 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
677 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
678 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
681 * typeck.c (finish_class_member_access_expr): Avoid stripping
682 SCOPE_REF to dependent base.
684 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
686 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
687 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
688 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
689 Simplify code, and improve diagnostics.
690 (cp_parser_oacc_routine): Likewise. Move pragma context
692 (cp_parser_pragma): ... here.
694 * parser.h (struct cp_omp_declare_simd_data): New.
695 (struct cp_parser): Use it for oacc_routine member.
696 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
697 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
698 Use it. Simplify code.
699 (cp_parser_new): Initialize all members pointing to special
700 parsing data structures.
701 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
702 parser->cilk_simd_fn_info->clauses.
703 (cp_parser_omp_declare_simd): Initialize
704 parser->omp_declare_simd->clauses.
705 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
707 2016-08-04 Marek Polacek <polacek@redhat.com>
710 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
713 2016-08-01 Jason Merrill <jason@redhat.com>
715 * mangle.c (mangle_decl): Warn about mangled name change even if
718 * mangle.c (get_abi_tags): New.
719 (find_substitution, write_unqualified_name, write_abi_tags)
720 (maybe_check_abi_tags): Use it.
722 * mangle.c (mangle_decl): Fix mangled name change warning.
725 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
727 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
730 2016-07-30 Martin Sebor <msebor@redhat.com>
734 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
735 involving null pointers.
736 (cxx_eval_component_reference): Reject null pointer dereferences.
737 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
738 (cxx_eval_constant_expression): Reject invalid expressions involving
741 2016-07-29 Marek Polacek <polacek@redhat.com>
744 * semantics.c (maybe_convert_cond): Use the location of COND for the
747 2016-07-29 Jason Merrill <jason@redhat.com>
749 * decl.c (build_enumerator): Tweak diagnostic.
752 * init.c (expand_aggr_init_1): Only handle value-init of bases.
753 * constexpr.c (build_data_member_initialization): Handle multiple
754 initializers for the same field.
756 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
759 * decl.c (build_enumerator): Check the type of the enumerator before
760 calling cxx_constant_value.
762 2016-07-27 Jason Merrill <jason@redhat.com>
765 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
766 parameters with spec_tmpl. Call push_tinst_level.
767 (most_specialized_partial_spec): Adjust.
768 (more_specialized_partial_spec): Adjust.
770 2016-07-25 Jason Merrill <jason@redhat.com>
773 * cp-gimplify.c (genericize_cp_loop): Revert location change.
776 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
777 (build_lambda_object): Call build_x_compound_expr_from_list.
778 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
782 * pt.c (coerce_template_parameter_pack): Fix logic for
786 * constexpr.c (cxx_eval_loop_expr): Count iterations.
787 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
791 * constexpr.c (cxx_eval_array_reference): Handle looking for the
792 value of an element we're currently modifying.
794 2016-07-24 Jason Merrill <jason@redhat.com>
797 * pt.c (resolve_typename_type): Try to avoid calling
798 currently_open_class.
800 2016-07-23 Jason Merrill <jason@redhat.com>
803 * call.c (add_list_candidates): Handle VTT parm.
804 (build_new_method_call_1): Likewise.
808 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
811 * class.c (walk_subobject_offsets): Handle 0-length array.
814 * pt.c (tsubst): Also substitute into the template of a
815 BOUND_TEMPLATE_TEMPLATE_PARM.
818 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
821 * decl.c (reshape_init_r): Check complain for missing braces warning.
823 2016-07-22 Jason Merrill <jason@redhat.com>
826 * call.c (convert_like_real): Use lvalue_kind.
830 * pt.c (tsubst_baselink): Call
831 adjust_result_of_qualified_name_lookup for unqualified
834 2016-07-21 Jason Merrill <jason@redhat.com>
837 * semantics.c (apply_deduced_return_type): Call
838 complete_type_or_else before building the new RESULT_DECL.
841 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
842 (decl_constant_var_p): Use it instead.
845 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
849 * call.c (unsafe_copy_elision_p): It's OK to elide when
850 initializing an unknown object.
852 * call.c (build_over_call): Check unsafe_copy_elision_p even for
853 trivial constructors.
854 * method.c (do_build_copy_constructor): Don't copy tail padding
855 even in a trivial constructor.
857 2016-07-21 Jakub Jelinek <jakub@redhat.com>
860 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
861 Replace assert with test, return false if the goto isn't break
862 or continue. Formatting fix.
864 2016-07-21 Richard Biener <rguenther@suse.de>
866 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
869 2016-07-21 Jakub Jelinek <jakub@redhat.com>
872 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
873 save/restore bc_label array.
875 2016-07-21 Jason Merrill <jason@redhat.com>
878 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
879 error parsing the lambda-declarator.
882 * constexpr.c (cxx_eval_binary_expression): Handle comparison
883 between lowered and unlowered PTRMEM_CST.
886 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
887 Don't set c_inhibit_evaluation_warnings.
890 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
892 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
893 Jason Merrill <jason@redhat.com>
895 Improving concepts performance and diagnostics.
899 * cp-tree.def (CHECK_CONSTR): New.
900 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
901 (CHECK_CONSTR_ARGS): New.
902 * constraint.cc (make_predicate_constraint): Remove in favor of
903 normalize_expression.
904 (resolve_constraint_check): Actually return error_mark_node when
906 (resolve_variable_concept_check): Perform coercion as if processing
907 a template. Also return errors on resolution failure.
908 (lift_*): Remove all of these functions. Don't unnecessarily inline
910 (learn_*): Add facilities to memoize implications for subsumption
911 during normalization.
912 (expanding_concept): New.
913 (expand_concept): New. Return the inlined and normalized definition
914 of a concept when needed.
915 (transform_*, xform_*): Rename to normalize_* to better reflect the
916 responsibility of those functions.
917 (normalize_template_id_expression): Check for non-boolean operands
918 when possible. Generate check constraints instead of normal variable
920 (normalize_call_expression): Report errors when resolution fails.
921 (check_for_logical_overloads): Rewrite this check to more accurately
923 (normalize_atom): Check for overloaded calls and invalid types before
924 determining if the expression refers to a concept.
925 (build_constraints): Don't cache normalized constraints or decomposed
927 (finish_shorthand_constraint): Return a normalized expression instead
928 of a predicate constraint.
929 (finish_template_introduction): Same.
930 (placeholder_extract_concept_and_args): Rewrite this since we only
931 ever get check constraints here.
932 (equivalent_placeholder_constraints): Rewrite in terms of check
933 constraints, and handle error_mark_nodes correctly.
934 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
935 (tsubst_implicit_conversion_constr)
936 (tsubst_argument_deduction_constr, tsubst_exception_constr)
937 (tsubst_parameterized_constraint, tsubst_constraint): New.
938 (tsbust_conjunection): Replace with tsubst_logical_operator and
939 actually generate the right kind of constraint.
940 (tsubst_requirement_body): Reverse the order of substituted arguments
941 so that they appear in the order written (helps diagnostics).
942 (satisfy_check_constraint): New.
943 (satisfy_conjunction): Simplify.
944 (satisfy_disjunction): Same.
945 (satisfy_constraint_1): Handle check constraints.
946 (eval_constr): New (private) global state.
947 (evaluating_constraints_sentinel): New. Manages eval_constr.
948 (satisfy_constraint): Add timing variables.
949 (satisfy_associated_constraints): Add hooks for memoization.
950 (evaluate_function_concept): Build a check constraint instead of
951 normalizing its definition.
952 (evaluate_variable_concept): Same.
953 (evaluate_constraint_expression): Normalize, but in the current
954 declaration processing context.
955 (evaluating_constraints_p): New.
956 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
957 (diagnose_*): Remove artificial indentation. Add a new parameter to
958 each that tracks the current (complete) constraint prior to any
960 (diagnose_expression): Removed.
961 (diagnose_call_expression): Same.
962 (diagnose_template_id): Same.
963 (diagnose_template_id): New.
964 (diagnose_logical_constraint): New.
965 (diagnose_expression_constraint): Show the original expression.
966 (diagnose_type_constraint): Show the original type.
967 (diagnose_implicit_conversion_constraint): Be specific about
968 failures, don't re-diagnose a known-to-be-failed substitutions,
969 and manage elisions properly.
970 (diagnose_argument_deduction_constraint): Same.
971 (diagnose_exception_constraint): Same.
972 (diagnose_parameterized_constraint): Same.
973 (constraint_p): Allow EXPR_PACK_EXPANSION.
974 * logic.cc (next_by_distance): Removed. No longer used.
975 (any_p): Renamed from any_of.
976 (term_entry, term_hasher): New.
977 (term_list): Rewrite to include a hash table for quick lookup.
978 Also, make less stateful.
979 (proof_state): Extend to allow goals to be discharged once
981 (non_atomic_constraint_p): New.
982 (any_non_atomic_constraints_p): New.
983 (...rest...): Previous implementation completely replaced with an
984 iterative algorithm that opportunistically prunes the search space
985 before committing to using more memory.
986 * parser.c: (cp_parser_type_parameter): Normalize constraints.
987 (cp_parser_explicit_template_declaration): Same.
988 * pt.c: (finish_template_variable): Be less redundant with this error
990 (template_args_equal): No longer static.
991 (tsubst_decl): Don't try to find specializations of variables that
992 have already been instantiated.
993 (build_non_dependent_expr): Avoid infinite recursion during concept
995 (make_constrained_auto): Normalize constraints.
996 (do_auto_deduction): When doing auto deduction from a
997 partial-concept-id, be sure to include the explicit args checking
999 (constraint_sat_*): New. Memoize satisfied constraints.
1000 (concept_spec_*): New. Memoize expressions associated with a concept
1002 (constraint_memos, concept_memos): New.
1003 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1004 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1005 (get_concept_expansion, save_concept_expansion): New.
1006 (hash_subsumption_args): New.
1007 (comp_subsumption_args): New.
1008 (subsumption_*): New. Memoize parts of the subsumption relation.
1009 (lookup_subsumption_result, save_subsumption_result): New.
1010 (init_constraint_processing): Initialize memo tables.
1011 (get_constraints): Shortcut if !flag_concepts.
1012 * decl.c (grokfndecl): Normalize constraints.
1013 * error.c (dump_simple_decl): Print "concept" when appropriate.
1014 (dump_function_decl): Same.
1015 (dump_template_decl): Don't write requirements when we're not
1016 printing the header.
1017 (dump_expr): Handle fold expressions.
1018 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1020 (get_fold_operator): New.
1021 (pp_cxx_unary_left_fold_expression): New.
1022 (pp_cxx_unary_right_fold_expression): New.
1023 (pp_cxx_binary_fold_expression): New.
1024 (pp_cxx_check_constraint): New.
1025 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1026 to make them easier to read when debugging.
1027 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1028 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1030 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1034 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1036 (suggest_alternatives_for): If no candidates are found, try
1037 lookup_name_fuzzy and report if if finds a suggestion.
1038 (consider_binding_level): New function.
1039 (lookup_name_fuzzy) New function.
1040 * parser.c: Include gcc-rich-location.h.
1041 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1043 (cp_keyword_starts_decl_specifier_p): ...this new function.
1044 (cp_parser_diagnose_invalid_type_name): When issuing
1045 "does not name a type" errors, attempt to make a suggestion using
1047 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1048 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1049 types that are not CLASS_TYPE_P, rather than rejecting individual
1052 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1055 * parser.c (cp_parser_save_member_function_body): Consume
1056 __transaction_relaxed or __transaction_atomic with optional
1057 attribute. Only skip catch with block if try keyword is seen.
1060 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1061 when evaluating call arguments. Use fold_builtin_call_array instead
1062 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1063 check the result with potential_constant_expression and call
1064 cxx_eval_constant_expression on it.
1066 2016-07-19 Jason Merrill <jason@redhat.com>
1069 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1070 handle ARGUMENT_PACK_SELECT.
1072 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1076 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1077 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1078 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1082 * call.c (build_op_call_1): Use convert_like_with_context only
1083 if cand->fn is a decl.
1086 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1087 For lval don't use cxx_eval_unary_expression and instead recurse
1088 and if needed rebuild the reference.
1091 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1094 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1095 fold *expr_p before genericizing it.
1098 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1100 2016-07-15 Jason Merrill <jason@redhat.com>
1103 * call.c (convert_like_real): Mask complain.
1104 * semantics.c (perform_koenig_lookup): Likewise.
1107 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1108 threw away DECL_SAVED_TREE.
1112 * call.c (add_template_conv_candidate): Disable if there are
1116 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1119 * pt.c (tsubst_attributes): Fix loop logic.
1123 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1124 (cp_parser_simple_declaration): Diagnose type definition in
1125 for-range-declaration.
1128 * operators.def: Add *_FOLD_EXPR.
1129 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1130 * mangle.c (write_expression): Handle fold-expressions.
1131 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1132 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1133 partial instantiation.
1136 * mangle.c (write_expression): Handle sizeof... an argument pack.
1139 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1142 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1143 artificial variables.
1145 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1147 * parser.c (cp_parser_oacc_declare): Don't scan for
1149 * semantics.c (handle_omp_array_sections): Mark data clauses with
1150 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1151 zero-length subarrays.
1153 2016-07-11 Jason Merrill <jason@redhat.com>
1155 * decl.c (store_parm_decls): Remove check for void parm.
1157 2016-07-08 Jason Merrill <jason@redhat.com>
1159 * cp-tree.h: Unpoison lvalue_p.
1160 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1161 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1164 * tree.c (obvalue_p): Rename from lvalue_p.
1165 (lvalue_p): Define for c-common.
1166 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1168 (cp_build_addr_expr_1): Remove obsolete code.
1170 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1171 * call.c, cp-tree.h, typeck.c: Adjust.
1173 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1175 P0145R2: Refining Expression Order for C++.
1176 * cp-gimplify.c (lvalue_has_side_effects): New.
1177 (cp_gimplify_expr): Implement assignment ordering.
1178 * call.c (op_is_ordered, build_over_call): Adjust for
1179 -fargs-in-order renaming to -fstrong-eval-order.
1180 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1182 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1183 Kai Tietz <ktietz70@googlemail.com>
1187 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1188 artificial vars, genericize their initializers.
1190 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1193 * parser.c (cp_parser_class_specifier_1): When reporting
1194 missing semicolons, use a fixit-hint to suggest insertion
1195 of a semicolon immediately after the closing brace,
1196 offsetting the reported column accordingly.
1198 2016-07-04 Jan Beulich <jbeulich@suse.com>
1200 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1202 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1204 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1205 Move pragma context checking into...
1206 (cp_parser_omp_cancellation_point): ... here, and improve
1207 diagnostic messages.
1208 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1209 Improve diagnostic messages.
1211 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1213 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1215 2016-06-24 Jason Merrill <jason@redhat.com>
1217 P0145R2: Refining Expression Order for C++.
1218 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1220 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1221 (build_target_expr): Call mark_rvalue_use.
1223 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1225 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1226 (build_over_call): For magic == 3, do no conversion only on 3rd
1229 2016-06-23 Andi Kleen <ak@linux.intel.com>
1231 * Make-lang.in: Add support for autofdo.
1233 2016-06-21 Jason Merrill <jason@redhat.com>
1235 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1236 args as our template has levels of parms.
1238 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1239 (type_dependent_expression_p): Use uses_outer_template_parms.
1241 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1243 * parser.c (cp_parser_string_literal): Convert non-standard
1244 concatenation error to directly use a rich_location, and
1245 use that to add the location of the first literal to the
1248 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1250 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1252 * error.c (dump_function_decl): Save the constexpr specifier too.
1254 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1256 * tree.c (builtin_valid_in_constant_expr_p): Test for
1257 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1259 (bot_manip): Likewise.
1260 * call.c (magic_varargs_p): Likewise.
1262 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1264 * decl.c (grokfndecl): Change pair of errors to error + inform.
1266 2016-06-17 Jason Merrill <jason@redhat.com>
1269 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1270 warning when there are dependent bases.
1272 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1274 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1275 processing_template_decl when checking for bitfields and unions.
1276 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1277 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1278 array sections with COMPONENT_REF bases.
1280 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1282 * parser.c (cp_parser_omp_var_list_no_open): Call
1283 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1284 * semantics.c (finish_omp_clauses): Don't ICE when
1285 processing_template_decl when checking for bitfields and unions.
1286 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1288 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1290 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1291 "%qF" in warning_at instead of "%q+F" in warning.
1292 (check_redeclaration_exception_specification): Likewise in pedwarn
1293 (and error, inform, for consistency).
1294 * call.c (joust): Likewise.
1296 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1299 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1300 code at the end of the for loop; also revert r159637 changes,
1301 add back the gcc_assert.
1302 * cp-tree.h (xref_basetypes): Adjust declaration.
1303 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1305 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1307 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1309 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1311 * typeck.c: Include "gcc-rich-location.h".
1312 (finish_class_member_access_expr): Simplify fixit code by
1313 using gcc_rich_location::add_fixit_misspelled_id.
1315 2016-06-14 Jason Merrill <jason@redhat.com>
1317 P0145R2: Refining Expression Order for C++.
1318 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1319 (CALL_EXPR_REVERSE_ARGS): New.
1320 * call.c (build_new_op_1): Set them.
1321 (extract_call_expr, op_is_ordered): New.
1322 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1323 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1324 * pt.c (tsubst_copy_and_build): Copy new flags.
1325 * semantics.c (simplify_aggr_init_expr): Likewise.
1326 * tree.c (build_aggr_init_expr): Likewise.
1327 (build_min_non_dep_op_overload): Likewise.
1329 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1332 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1333 olddecl vars, preserve their TREE_READONLY bit.
1336 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1338 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1340 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1342 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1344 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1346 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1349 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1352 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1356 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1359 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1360 emits an error do not zero the type.
1362 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1364 * decl.c (maybe_deduce_size_from_array_init): Use
1365 DECL_SOURCE_LOCATION in error_at.
1366 (layout_var_decl): Likewise.
1367 (check_array_initializer): Likewise.
1368 (check_initializer): Likewise.
1369 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1371 2016-06-08 Martin Sebor <msebor@redhat.com>
1372 Jakub Jelinek <jakub@redhat.com>
1376 * constexpr.c: Include gimple-fold.h.
1377 (cxx_eval_internal_function): New function.
1378 (cxx_eval_call_expression): Call it.
1379 (potential_constant_expression_1): Handle integer arithmetic
1381 * tree.c (builtin_valid_in_constant_expr_p): Handle
1382 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1384 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1386 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1387 return value of tsubst_aggr_type for error_mark_node.
1389 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1392 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1394 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1395 Patrick Palka <ppalka@gcc.gnu.org>
1400 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1401 right after cp_fold call if cp_fold has returned the same stmt
1402 already in some earlier cp_fold_r call.
1403 (cp_fold_function): Add pset automatic variable, pass its address
1406 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1409 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1410 emits an error do not zero the type.
1412 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1415 * decl.c (duplicate_decls): Properly copy the
1416 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1417 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1419 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1421 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1422 arguments as addressable when async clause exists.
1424 2016-06-02 Jan Hubicka <jh@suse.cz>
1426 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1429 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1431 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1432 (start_enum): Likewise.
1433 * parser.c (cp_parser_class_head): Likewise.
1435 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1438 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1439 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1440 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1441 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1442 to the newly built tree.
1444 2016-05-31 Jason Merrill <jason@redhat.com>
1446 * pt.c (instantiate_decl): Avoid recalculation.
1451 * pt.c (instantiate_template_1): Don't put the partial
1452 specialization in DECL_TI_TEMPLATE.
1453 (partial_specialization_p, impartial_args): Remove.
1454 (regenerate_decl_from_template): Add args parm.
1455 (instantiate_decl): Look up the partial specialization again.
1458 * pt.c (check_explicit_specialization): Give better diagnostic about
1459 specializing a hidden friend.
1461 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1464 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1465 to obtain correct locations; avoid redundant diagnostics on
1466 out-of-class definitions.
1468 2016-05-30 Martin Sebor <msebor@redhat.com>
1471 * init.c (warn_placement_new_too_small): Handle placement new arguments
1472 that are elements of arrays more carefully. Remove a pointless loop.
1474 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1477 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1478 when combined with target construct.
1479 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1480 to cp_parser_omp_all_clauses.
1482 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1485 * lex.c (unqualified_name_lookup_error): Take a location too.
1486 (unqualified_fn_lookup_error): Take a cp_expr.
1487 * cp-tree.h (unqualified_name_lookup_error,
1488 unqualified_fn_lookup_error): Adjust declarations.
1489 * semantics.c (perform_koenig_lookup): Adjust
1490 unqualified_fn_lookup_error call, pass the location of
1491 the identifier too as part of a cp_expr.
1493 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1496 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1497 to improve the diagnostic about wrong uses of 'virtual'.
1499 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1502 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1503 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1505 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1509 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1510 decls into the global scope after stripping template bits
1511 and setting DECL_ANTICIPATED.
1513 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1516 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1518 * name-lookup.h (push_namespace): Adjust declaration.
1519 * parser.c (cp_parser_namespace_definition): Check push_namespace
1522 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1525 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1526 decls into the global scope after stripping template bits
1527 and setting DECL_ANTICIPATED.
1529 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1531 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1532 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1534 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1538 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1540 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1541 on the qualified_id then propagate it to the resulting
1543 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1545 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1546 its REF_PARENTHESIZED_P flag.
1548 2016-05-25 Jason Merrill <jason@redhat.com>
1552 * cp-tree.h (enum tag_types): Add scope_type.
1553 * parser.c (cp_parser_class_name): Use scope_type.
1554 (prefer_type_arg): Handle scope_type.
1555 (cp_parser_lookup_name): Use prefer_type_arg.
1556 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1557 int prefer_type, use lookup_flags.
1558 * name-lookup.h: Adjust.
1560 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1562 * parser.c (cp_parser_oacc_declare): Add support for
1563 GOMP_MAP_FIRSTPRIVATE_POINTER.
1564 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1565 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1567 (handle_omp_array_sections): Replace bool is_omp argument with enum
1568 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1569 (finish_omp_clauses): Add specific errors and warning messages for
1570 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1571 call to handle_omp_array_sections.
1573 2016-05-24 Jason Merrill <jason@redhat.com>
1576 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1578 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1580 2016-05-24 Martin Sebor <msebor@redhat.com>
1583 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1584 * pt.c (instantiate_class_template_1): Try to complete the element
1585 type of a flexible array member.
1586 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1587 * typeck.c (complete_type): Also complete the type of the elements of
1588 arrays with an unspecified bound.
1590 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1593 * typeck2.c (check_narrowing): Check pedwarn return value.
1595 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1598 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1599 For OMP_CLAUSE_LINEAR_REF don't require type to be
1600 integral or pointer.
1602 2016-05-24 Richard Biener <rguenther@suse.de>
1606 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1607 * constexpr.c (cxx_eval_array_reference): Handle indexed
1609 * typeck.c (cp_build_array_ref): Adjust.
1611 2016-05-23 Jason Merrill <jason@redhat.com>
1614 * constexpr.c (cxx_eval_call_expression): Check for
1615 fun == current_function_decl again.
1618 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1619 maybe_undo_parenthesized_ref.
1622 * pt.c (tsubst_copy): Just return a local variable from
1623 non-template context. Don't call rest_of_decl_compilation for
1624 duplicated static locals.
1625 (tsubst_decl): Set DECL_CONTEXT of local static from another
1628 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1631 * method.c (forward_parm): Use cp_build_reference_type.
1633 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1636 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1638 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1640 * pt.c (check_for_bare_parameter_packs): Improve error message
1641 location for expressions.
1643 2016-05-20 Nathan Sidwell <nathan@acm.org>
1645 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1647 (cxx_eval_call_expression): Fix comment grammar.
1649 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1652 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1653 and return immediately in case of erroneous code.
1655 2016-05-19 Marek Polacek <polacek@redhat.com>
1658 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1660 2016-05-19 Jason Merrill <jason@redhat.com>
1663 * pt.c (fn_type_unification): Add outer template args if needed.
1664 (type_unification_real): Handle getting full args.
1666 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1669 * parser.c (cp_parser_operator): For array new/delete, check that
1670 cp_parser_require returned a non-NULL token before dereferencing
1673 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1675 * decl.c (finish_enum_value_list): Use the specified mode.
1677 2016-05-18 Jason Merrill <jason@redhat.com>
1679 * pt.c (value_dependent_expression_p): Tweak new cases to better
1680 match the wording in the standard.
1682 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1685 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1686 when the previous cp_lexer_peek_token returns CPP_EOF.
1688 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1691 * call.c (convert_like_real): Check that we are actually converting
1694 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1696 * decl.c (grokdeclarator): Remove errmsg and use of
1697 targetm.invalid_return_type.
1698 (grokparms): Remove errmsg and use of
1699 targetm.invalid_parameter_type.
1701 2016-05-13 Jason Merrill <jason@redhat.com>
1705 * pt.c (tsubst_decl): Use uses_template_parms.
1706 (instantiate_template_1): Handle non-dependent calls in templates.
1707 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1708 (type_dependent_expression_p): Only consider innermost template args.
1709 (dependent_template_arg_p): Check enclosing class of a template here.
1710 (dependent_template_p): Not here.
1711 (type_dependent_object_expression_p): New.
1712 * typeck.c (finish_class_member_access_expr): Use it.
1713 * parser.c (cp_parser_postfix_expression): Use it.
1714 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1715 to detect the current instantiation.
1716 (cp_parser_lookup_name): Really implement DR 141.
1717 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1718 (any_dependent_bases_p): Split out from...
1719 * name-lookup.c (do_class_using_decl): ...here.
1720 * call.c (build_new_method_call_1): Use it.
1721 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1722 * tree.c (non_static_member_function_p): Remove.
1723 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1725 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1726 complete_type_or_else for unknown_type_node, too.
1728 2016-05-12 Marek Polacek <polacek@redhat.com>
1731 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1732 * cp-tree.h (cp_build_modify_expr): Update declaration.
1733 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1735 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1736 cp_build_modify_expr.
1737 * decl2.c (set_guard): Likewise.
1738 (handle_tls_init): Likewise.
1739 * init.c (perform_member_init): Likewise.
1740 (expand_virtual_init): Likewise.
1741 (build_new_1): Likewise.
1742 (build_vec_delete_1): Likewise.
1743 (get_temp_regvar): Likewise.
1744 (build_vec_init): Likewise.
1745 * method.c (do_build_copy_assign): Likewise.
1746 (assignable_expr): Likewise.
1747 * semantics.c (finish_omp_for): Likewise.
1748 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1750 (cp_pointer_int_sum): Add location parameter. Pass it down to
1752 (pointer_diff): Add location parameter. Use it.
1753 (build_modify_expr): Pass location down to cp_build_modify_expr.
1754 (cp_build_modify_expr): Add location parameter. Use it.
1755 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1756 * typeck2.c (cxx_incomplete_type_diagnostic,
1757 cxx_incomplete_type_error): Add location parameter.
1759 2016-05-11 Marek Polacek <polacek@redhat.com>
1762 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1764 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1766 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1767 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1769 2016-05-04 Marek Polacek <polacek@redhat.com>
1771 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1772 with OPT_Wdangling_else.
1774 2016-05-03 Martin Sebor <msebor@redhat.com>
1777 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1778 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1780 2016-05-03 Marek Polacek <polacek@redhat.com>
1783 * call.c (build_cxx_call): Pass location and vNULL down to
1784 check_builtin_function_arguments.
1786 2016-05-03 Richard Biener <rguenther@suse.de>
1788 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1789 the checksum from the previous stage.
1791 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1794 * typeck.c (finish_class_member_access_expr): When
1795 giving a hint about a possibly-misspelled member name,
1796 add a fix-it replacement hint.
1798 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1800 * cp-tree.h (finish_omp_clauses): Update prototype.
1801 * parser.c (cp_parser_oacc_all_clauses): Update call to
1803 (cp_parser_omp_all_clauses): Likewise.
1804 (cp_parser_omp_for_loop): Likewise.
1805 (cp_omp_split_clauses): Likewise.
1806 (cp_parser_oacc_cache): Likewise.
1807 (cp_parser_oacc_loop): Likewise.
1808 (cp_parser_omp_declare_target):
1809 (cp_parser_cilk_simd_all_clauses): Likewise.
1810 (cp_parser_cilk_for): Likewise.
1811 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1812 arguments with enum c_omp_region_type ort.
1813 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1814 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1815 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1816 (tsubst_expr): Update calls to tsubst_omp_clauses.
1817 * semantics.c (finish_omp_clauses): Replace bool arguments
1818 allow_fields, declare_simd, and is_cilk with bitmask ort.
1819 (finish_omp_for): Update call to finish_omp_clauses.
1821 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1824 * parser.c (cp_parser_class_head): Capture the start location;
1825 use it to emit a fix-it insertion hint when complaining
1826 about missing "template <> " in explicit specializations.
1828 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1830 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1832 2016-05-02 Richard Biener <rguenther@suse.de>
1834 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1837 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1840 * class.c (check_field_decl): Remove final int* parameter, change
1841 the return type to bool; fix logic in order not to reject multiple
1842 initialized fields in anonymous struct.
1843 (check_field_decls): Adjust call.
1845 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1848 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1849 OACC_LOOP_CLAUSE_MASK.
1850 (cp_parser_oacc_kernels_parallel): Update call to
1851 c_oacc_split_loop_clauses.
1853 2016-04-28 Jason Merrill <jason@redhat.com>
1855 Implement C++17 [[nodiscard]] attribute.
1858 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1859 * tree.c (handle_nodiscard_attribute): New.
1860 (cxx_attribute_table): Add [[nodiscard]].
1861 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1862 (maybe_warn_nodiscard): New.
1863 (convert_to_void): Call it.
1865 * cvt.c (cp_get_callee): New.
1866 * constexpr.c (get_function_named_in_call): Use it.
1867 * cxx-pretty-print.c (postfix_expression): Use it.
1868 * except.c (check_noexcept_r): Use it.
1869 * method.c (check_nontriv): Use it.
1870 * tree.c (build_aggr_init_expr): Use it.
1871 * cp-tree.h: Declare it.
1873 2015-04-27 Ryan Burn <contact@rnburn.com>
1874 Jeff Law <law@redhat.com>
1878 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1879 instead of cilk_detect_spawn_and_unwrap.
1880 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1882 (cilk_cp_detect_spawn_and_unwrap): New.
1883 * lambda.c: Include cp-cilkplus.h.
1884 * parser.c: Include cp-cilkplus.h.
1885 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1886 * cp-cilkpus.h: New file.
1888 2016-04-27 Nathan Sidwell <nathan@acm.org>
1890 * constexpr.c (get_fundef_copy): Use the original function for
1891 non-recursive evaluations.
1892 (save_fundef_copy): Always expect a slot to be available.
1894 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1896 * parser.c (cp_parser_postfix_expression): Call
1897 warn_for_memset instead of warning directly here.
1899 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1902 * decl.c (build_enumerator): Set current_access_specifier when
1903 declaring an enumerator belonging to an in-class enumeration.
1904 * parser.c (cp_parser_check_access_in_redecleration): Also
1905 consider in-class enumerations.
1907 2016-04-26 Marek Polacek <polacek@redhat.com>
1910 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1911 instead of stabilize_reference.
1912 (build_over_call): Likewise.
1913 * cp-tree.h (cp_stabilize_reference): Declare.
1914 * tree.c (cp_stabilize_reference): New function.
1915 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1916 stabilize_reference.
1917 (unary_complex_lvalue): Likewise.
1918 (cp_build_modify_expr): Likewise.
1920 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1923 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1926 2016-04-25 Jason Merrill <jason@redhat.com>
1928 * tree.c (std_attribute_table): New.
1929 (init_tree): Register it.
1931 2016-04-22 Jason Merrill <jason@redhat.com>
1933 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1935 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1937 * name-lookup.c (free_saved_scope): New free list of saved_scope
1939 (push_to_top_level): Attempt to reuse a saved_scope struct
1940 from free_saved_scope instead of allocating a new one each time.
1941 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1942 onto free_saved_scope.
1944 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1947 * semantics.c (process_outer_var_ref): Unconditionally return
1948 error_mark_node when mark_used returns false.
1950 2016-04-21 Marek Polacek <polacek@redhat.com>
1953 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1954 extra qualification.
1956 2016-04-20 Nathan Sidwell <nathan@acm.org>
1959 * init.c (build_vec_delete_1): Protect operator delete call in try
1961 (build_delete): Likewise.
1962 * optimize.c (build_delete_destructor_body): Likewise.
1964 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1967 * cp-tree.h (finish_omp_clauses): Add new default argument.
1968 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1969 instead of c_finish_cilk_clauses.
1970 * semantics.c (finish_omp_clauses): Add new argument. Allow
1971 floating-point variables in the linear clause for Cilk Plus.
1973 2016-04-20 Nathan Sidwell <nathan@acm.org>
1975 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1978 2016-04-19 Jason Merrill <jason@redhat.com>
1981 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1982 * pt.c (make_pack_expansion): Call mark_exp_read.
1983 * semantics.c (finish_id_expression): Call mark_type_use in
1984 unevaluated context.
1987 * call.c (implicit_conversion): If we choose a copy constructor
1988 for list-initialization from the same type, the conversion is an
1991 * constexpr.c (breaks): Handle EXIT_EXPR.
1992 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1993 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1998 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2001 * pt.c (tsubst_expr): Remove shadowing declaration.
2002 (tsubst_pack_expansion): Add assert.
2004 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2007 * name-lookup.c (qualified_lookup_using_namespace): Look through
2010 2016-04-18 Michael Matz <matz@suse.de>
2012 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2013 (layout_class_type): Ditto.
2014 (build_base_field): Use SET_DECL_ALIGN.
2015 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2016 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2017 (record_unknown_type): Use SET_TYPE_ALIGN.
2018 (cxx_init_decl_processing): Ditto.
2019 (copy_type_enum): Ditto.
2020 (grokfndecl): Use SET_DECL_ALIGN.
2021 (copy_type_enum): Use SET_TYPE_ALIGN.
2022 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2024 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2025 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2026 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2027 * rtti.c (emit_tinfo_decl): Ditto.
2029 2016-04-18 Jason Merrill <jason@redhat.com>
2033 * class.c (type_maybe_constexpr_default_constructor): New.
2034 (type_has_constexpr_default_constructor): Revert.
2036 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2040 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2041 (handle_com_interface_attribute): Delete.
2043 2016-04-15 Jason Merrill <jason@redhat.com>
2046 * constexpr.c (get_fundef_copy): Handle null *slot.
2049 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2050 unknown_type_node, too.
2052 2016-04-15 Jason Merrill <jason@redhat.com>
2053 Nathan Sidwell <nathan@acm.org>
2056 * constexpr.c (constexpr_call_table): Preserve in GC.
2057 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2058 (fundef_copies_table): Preserve in GC. Change to pointer to
2060 (maybe_initialize_fundef_copies_table): Adjust.
2061 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2062 (save_fundef_copy): Adjust for a TREE_LIST.
2063 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2064 (fini_constexpr): New.
2065 * cp-tree.h (fini_constexpr): Declare.
2066 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2068 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2071 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2073 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2074 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2075 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2076 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2077 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2078 cp_parser_statement.
2079 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2080 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2081 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2082 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2083 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2084 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2085 cp_parser_omp_taskloop, cp_parser_omp_construct,
2086 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2087 Add IF_P argument, pass it down where needed.
2088 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2089 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2092 2016-04-14 Jason Merrill <jason@redhat.com>
2095 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2096 * typeck2.c (split_nonconstant_init_1): Use it.
2099 * class.c (type_has_constexpr_default_constructor): Return true
2100 for an implicitly declared constructor.
2103 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2104 (cp_parser_simple_declaration): Pass it.
2105 (strip_declarator_types): New.
2108 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2109 initializer also makes the variable value-dependent.
2112 * constexpr.c (cxx_eval_store_expression): Also copy
2113 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2115 2016-04-14 Martin Sebor <msebor@redhat.com>
2120 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2122 2016-04-14 Jason Merrill <jason@redhat.com>
2124 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2125 parameter ABI change.
2127 2016-04-13 Martin Sebor <msebor@redhat.com>
2132 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2134 * decl.c (check_initializer, cp_finish_decl): Call them.
2135 (reshape_init_r): Reject incompletely braced intializer-lists
2137 * init.c (throw_bad_array_length, build_vla_check)
2138 (build_vla_size_check, build_vla_init_check): Define new functions.
2139 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2141 (store_init_value): Same.
2143 2016-04-13 Jason Merrill <jason@redhat.com>
2145 Warn about empty parameter ABI with -Wabi=9.
2146 * call.c (empty_class_msg, mark_for_abi_warning)
2147 (warn_empty_class_abi): New.
2148 (build_call_a): Use them.
2149 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2150 * error.c (pp_format_to_string): New.
2152 Pass empty class parameters like C.
2153 * call.c (pass_as_empty_struct, empty_class_arg): New.
2154 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2155 (build_call_a): Use empty_class_arg.
2156 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2157 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2159 2016-04-13 Jason Merrill <jason@redhat.com>
2162 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2164 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2167 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2168 avoidance mechanism.
2170 2016-04-13 Jason Merrill <jason@redhat.com>
2173 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2174 from instantiation_dependent_expression_p.
2175 (value_dependent_expression_p): Use it for unevaluated operands.
2176 (instantiation_dependent_r): Don't check value-dependence.
2177 (instantiation_dependent_expression_p): Check
2178 value-dependence of the expression as a whole.
2179 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2180 * semantics.c (finish_decltype_type): Use it.
2182 * constexpr.c (potential_nondependent_constant_expression): New.
2183 (potential_nondependent_static_init_expression): New.
2184 (maybe_constant_value_1, fold_non_dependent_expr)
2185 (maybe_constant_init): Use them.
2186 * pt.c (instantiate_non_dependent_expr_sfinae)
2187 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2189 * cp-tree.h: Declare them.
2191 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2194 * decl.c (pop_labels_1): Removed.
2195 (note_label, sort_labels): New functions.
2196 (pop_labels): During named_labels traversal, just push the slot
2197 pointers into a vector, then qsort it by DECL_UID and only then
2198 call pop_label and chain it into BLOCK_VARS.
2200 2016-04-13 Jason Merrill <jason@redhat.com>
2203 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2204 (cp_gimplify_expr): Not here.
2206 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2209 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2211 * typeck.c (build_x_conditional_expr): Unconditionally remember
2212 that the result is an lvalue or xvalue.
2214 2016-04-12 Jason Merrill <jason@redhat.com>
2216 * class.c (is_really_empty_class): A zero-length array is empty.
2217 An unnamed bit-field doesn't make a class non-empty.
2219 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2222 * parser.c (cp_parser_cache_defarg): When file ends in default
2223 argument simply return error_mark_node.
2225 2016-04-12 Nathan Sidwell <nathan@acm.org>
2228 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2231 2016-04-11 Jason Merrill <jason@redhat.com>
2233 * mangle.c (decl_is_template_id): The template itself counts as a
2236 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2240 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2241 on the result if it's not a CONSTRUCTOR.
2243 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2246 * constexpr.c (find_constructor): New function.
2247 (unshare_constructor): New function.
2248 (cxx_eval_call_expression): Use unshare_constructor instead of
2250 (find_array_ctor_elt): Likewise.
2251 (cxx_eval_vec_init_1): Likewise.
2252 (cxx_eval_store_expression): Likewise.
2253 (cxx_eval_constant_expression): Likewise.
2255 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2258 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2259 potentially generating a future -Wparentheses warning in its
2262 2016-04-06 Jason Merrill <jason@redhat.com>
2264 * class.c (check_abi_tags): Fix function template handling.
2266 2016-04-05 Nathan Sidwell <nathan@acm.org>
2269 * class.c (fixup_may_alias): New.
2270 (fixup_attribute_variants): Call it.
2272 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2275 * constexpr.c (struct fundef_copy): New struct.
2276 (struct fundef_copies_table_t): New struct.
2277 (fundef_copies_table): New static variable.
2278 (maybe_initialize_fundef_copies_table): New static function.
2279 (get_fundef_copy): New static function.
2280 (save_fundef_copy): New static function.
2281 (cxx_eval_call_expression): Use get_fundef_copy, and
2283 (constexpr_call_table): Add "deletable" GTY marker.
2285 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2288 * cp-tree.h (class cache_map): Remove.
2289 * constexpr.c (cv_cache): Change type to
2290 GTY((deletable)) hash_map<tree, tree> *.
2291 (maybe_constant_value): Adjust following the change to cv_cache.
2292 (clear_cv_cache): New static function.
2293 (clear_cv_and_fold_caches): Use it.
2294 * cp-gimplify.c (fold_cache): Change type to
2295 GTY((deletable)) hash_map<tree, tree> *.
2296 (clear_fold_cache): Adjust following the change to fold_cache.
2297 (cp_fold): Likewise.
2299 2016-04-02 Martin Sebor <msebor@redhat.com>
2305 * constexpr.c (diag_array_subscript): New function.
2306 (cxx_eval_array_reference): Detect out of bounds array indices.
2308 2016-04-01 Jason Merrill <jason@redhat.com>
2312 * pt.c (instantiate_decl): A function isn't fully defined if
2313 DECL_INITIAL is error_mark_node.
2314 * constexpr.c (cxx_eval_call_expression): Likewise.
2316 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2317 Marek Polacek <polacek@redhat.com>
2320 * init.c (warn_placement_new_too_small): Test whether
2321 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2323 2016-04-01 Nathan Sidwell <nathan@acm.org>
2326 * decl.c (check_redeclaration_exception_specification): Check
2327 regardless of -fno-exceptions.
2328 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2329 flag_exceptions too.
2331 2016-03-31 Nathan Sidwell <nathan@acm.org>
2333 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2334 (finish_destructor_body): Don't emit operator delete here.
2336 2016-03-31 Nathan Sidwell <nathan@acm.org>
2339 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2340 elements in field order.
2342 2016-03-31 Marek Polacek <polacek@redhat.com>
2345 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2347 2016-03-31 Richard Biener <rguenther@suse.de>
2350 * typeck.c (cp_build_binary_op): Fix operand order of vector
2351 conditional in truth op handling.
2353 2016-03-29 Jason Merrill <jason@redhat.com>
2356 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2357 in constexpr functions.
2359 2016-03-28 Jason Merrill <jason@redhat.com>
2364 * decl.c, pt.c, constexpr.c: Revert last patch.
2366 2016-03-25 Jason Merrill <jason@redhat.com>
2367 Martin Liška <mliska@suse.cz>
2372 * decl.c (cp_fname_init): Decay the initializer to pointer.
2373 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2374 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2375 Don't call cp_finish_decl.
2376 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2377 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2378 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2379 Handle DECL_VALUE_EXPR.
2381 2016-03-24 Jason Merrill <jason@redhat.com>
2384 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2387 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2390 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2393 * tree.c (build_cplus_array_type): Determine type-dependentess
2394 with uses_template_parms instead of with dependent_type_p.
2396 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2399 * typeck.c (process_init_constructor_union): If the initializer
2400 is empty, use the union's NSDMI if it has one.
2402 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2405 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2406 NSDMI that's part of an aggregrate initialization.
2408 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2411 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2412 for 1..max even for multi-dimensional arrays. Call unshare_expr
2416 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2417 on TREE_OVERFLOW constants.
2420 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2421 for OMP_TASKLOOP here.
2422 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2423 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2425 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2426 Jason Merrill <jason@redhat.com>
2427 Jakub Jelinek <jakub@redhat.com>
2430 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2431 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2432 (finish_function): Don't set or test them.
2433 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2435 2016-03-23 Jason Merrill <jason@redhat.com>
2438 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2440 2016-03-23 Marek Polacek <polacek@redhat.com>
2443 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2445 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2447 * call.c (build_conditional_expr_1): Always use original
2448 condition type for vector type checks and build.
2450 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2453 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2455 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2458 * constexpr.c (non_const_var_error): Check
2459 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2461 2016-03-21 Richard Henderson <rth@redhat.com>
2464 * decl.c (notice_forced_label_r): New.
2465 (cp_finish_decl): Use it.
2467 2016-03-21 Jason Merrill <jason@redhat.com>
2470 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2472 2016-03-18 Jason Merrill <jason@redhat.com>
2475 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2478 * class.c (vptr_via_virtual_p): New.
2479 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2480 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2481 a vptr from any virtual base in a not-in-charge 'structor.
2483 * decl.c (build_clobber_this): Factor out of
2484 start_preparsed_function and begin_destructor_body. Handle
2485 virtual bases better.
2487 * class.c (build_if_in_charge): Split out from build_base_path.
2488 * init.c (expand_virtual_init, expand_default_init): Use it.
2489 * call.c (build_special_member_call): Use it.
2491 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2494 * init.c (build_new_1): Complain and return error_mark_node
2495 if alloc_fn is not _Jv_AllocObject function returning pointer.
2497 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2500 * search.c (adjust_result_of_qualified_name_lookup): Don't
2501 update the BASELINK_BINFO of DECL if the second call
2502 to lookup_base fails.
2504 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2507 * parser.c (cp_parser_lambda_expression): Move call to
2508 pop_deferring_access_checks ahead of the call to
2509 cp_parser_end_tentative_firewall.
2511 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2514 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2515 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2516 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2518 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2519 if magic_varargs_p == 1, call decay_conversion
2520 instead of mark_type_use. Don't store error_mark_node arguments to
2521 argarray, instead return error_mark_node.
2524 * decl.c (begin_destructor_body): Don't insert clobber if
2525 is_empty_class (current_class_type).
2527 2016-03-17 Marek Polacek <polacek@redhat.com>
2530 * typeck.c (warn_for_null_address): New function.
2531 (cp_build_binary_op): Call it.
2533 2016-03-16 Jason Merrill <jason@redhat.com>
2536 * decl.c (start_preparsed_function): Don't clobber an empty base.
2538 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2541 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2542 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2545 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2546 set in_base_initializer.
2548 2016-03-15 Marek Polacek <polacek@redhat.com>
2551 * tree.c (strip_typedefs): Call strip_typedefs again on the
2552 DECL_ORIGINAL_TYPE result.
2554 2016-03-15 Jason Merrill <jason@redhat.com>
2557 * pt.c (instantiate_decl): Fix call to variable_template_p.
2560 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2562 2016-03-14 Casey Carter <casey@carter.net>
2563 Jason Merrill <jason@redhat.com>
2565 P0184R0: Generalizing the Range-Based For Loop
2566 * parser.c (cp_convert_range_for): Set the type of __end separately.
2567 (cp_parser_perform_range_for_lookup): Allow different begin/end
2568 types if they are comparable.
2570 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2573 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2574 processing_template_decl and EXPR is a SCOPE_REF.
2576 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2577 Jakub Jelinek <jakub@redhat.com>
2580 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2581 return value from cxx_eval_constant_expression from earlier
2582 elements if it is valid constant initializer requiring no
2585 2016-03-10 Marek Polacek <polacek@redhat.com>
2588 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2590 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2592 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2593 when calling c_finish_omp_clauses.
2595 2016-03-08 Jason Merrill <jason@redhat.com>
2597 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2598 diagnostic for use of "concept".
2599 (cp_parser_requires_clause_opt): And "requires".
2600 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2601 (cp_parser_explicit_template_declaration): Adjust.
2602 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2604 P0036R0: Unary Folds and Empty Parameter Packs
2605 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2607 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2610 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2611 even after the last iteration of the loop.
2613 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2615 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2618 * pt.c (get_template_info): Handle PARM_DECL.
2619 (template_class_depth): Check DECL_P instead of
2620 VAR_OR_FUNCTION_DECL_P.
2622 2016-03-05 Jason Merrill <jason@redhat.com>
2625 * constexpr.c (cxx_eval_store_expression): Replace
2626 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2628 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2631 * pt.c (template_class_depth): Given a lambda type, iterate
2632 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2633 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2636 2016-03-04 Jason Merrill <jason@redhat.com>
2639 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2640 * init.c (build_vec_delete_1): Set it.
2641 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2643 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2645 * decl.c (start_preparsed_function): Don't emit start clobber at the
2646 start of constructor clones.
2649 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2650 * decl.c (start_preparsed_function): Call
2651 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2652 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2653 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2655 2016-03-04 Jason Merrill <jason@redhat.com>
2658 * constexpr.c (cxx_eval_component_reference): Further tweak.
2660 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2661 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2662 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2663 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2666 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2669 2016-03-03 Jason Merrill <jason@redhat.com>
2671 * method.c (synthesized_method_walk): operator= can also be constexpr.
2673 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2674 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2677 * pt.c (copy_template_args): New.
2678 (tsubst_pack_expansion): Use it.
2680 * call.c (build_aggr_conv): Use get_nsdmi.
2683 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2686 * constexpr.c (cxx_eval_component_reference): Just return an empty
2687 CONSTRUCTOR for an empty class.
2689 2016-03-01 Jason Merrill <jason@redhat.com>
2692 * parser.c (cp_parser_requires_clause): Call
2693 check_for_bare_parameter_packs.
2696 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2700 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2701 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2702 [TARGET_EXPR]: Unshare init.
2704 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2708 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2711 2016-02-28 Jason Merrill <jason@redhat.com>
2714 * constexpr.c (cxx_eval_store_expression): Unshare init.
2716 2016-02-26 Jason Merrill <jason@redhat.com>
2719 * pt.c (make_argument_pack): New.
2720 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2721 (tsubst_copy_and_build): Likewise.
2723 2016-02-25 Jason Merrill <jason@redhat.com>
2726 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2727 * tree.c (build_aggr_init_expr): Set it.
2728 * semantics.c (simplify_aggr_init_expr): Check it.
2729 * cp-gimplify.c (cp_genericize_r): Don't walk into
2730 a call/aggr_init from a thunk.
2733 * method.c (forward_parm): Handle parameter packs.
2734 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2737 * constexpr.c (cxx_eval_component_reference): Don't complain about
2738 unevaluated empty classes.
2741 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2743 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2746 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2747 (maybe_undo_parenthesized_ref): Declare.
2748 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2750 (finish_call_expr): Use it.
2751 * typeck.c (check_return_expr): Use it.
2752 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2753 REF_PARENTHESIZED_P flag.
2755 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2758 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2760 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2762 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2763 unless they are folded into INTEGER_CST, error_mark_node or some
2764 comparison with NULL, avoid folding them and use either the original
2765 comparison or non-folded comparison of folded arguments.
2766 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2767 comparison, don't fold the comparison right away.
2769 2016-02-24 Jason Merrill <jason@redhat.com>
2772 * friend.c (make_friend_class): Likewise.
2773 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2775 2016-02-24 Jason Merrill <jason@redhat.com>
2778 * pt.c (instantiate_class_template_1): Set
2779 processing_template_decl before substituting friend_type.
2781 016-02-24 Martin Sebor <msebor@redhat.com>
2784 * tree.c (build_ctor_subob_ref): Compare types' main variants
2785 instead of the types as they are.
2787 2016-02-24 Jason Merrill <jason@redhat.com>
2789 * decl.c (start_preparsed_function): Condition ctor clobber on
2790 flag_lifetime_dse > 1.
2792 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2794 2016-02-19 Jason Merrill <jason@redhat.com>
2797 * call.c (remaining_arguments): No longer static.
2798 * cp-tree.h: Declare it.
2799 * pt.c (more_specialized_fn): Use it.
2801 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2802 Bernd Edlinger <bernd.edlinger@hotmail.de>
2804 * Make-lang.in: Invoke gperf with -L C++.
2805 * cfns.gperf: Remove prototypes for hash and libc_name_p
2807 * cfns.h: Regenerated.
2808 * except.c (nothrow_libfn_p): Adjust.
2810 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2813 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2814 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2816 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2819 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2821 * semantics.c (finish_call_expr): Don't assume a constructor
2822 call is dependent if only the "this" pointer is dependent. When
2823 building a constructor call, always use a dummy object.
2825 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2828 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2830 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2831 operators if folding preserved the binop, just with different
2835 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2836 attr_spec is always single element chain, chain all the attributes
2837 properly together in the right order.
2839 2016-02-18 Jason Merrill <jason@redhat.com>
2841 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2843 (mangle_decl): Call maybe_check_abi_tags for function scope.
2844 (mangle_guard_variable): Call maybe_check_abi_tags here.
2845 (write_guarded_var_name): Not here.
2847 2016-02-17 Jason Merrill <jason@redhat.com>
2850 * constexpr.c (build_constexpr_constructor_member_initializers):
2851 Handle an additional STATEMENT_LIST.
2854 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2857 * decl2.c (reset_type_linkage_2): Look through member templates.
2859 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2862 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2864 2016-02-17 Jason Merrill <jason@redhat.com>
2867 * method.c (forward_parm): Split out from...
2868 (add_one_base_init): ...here.
2869 * lambda.c (maybe_add_lambda_conv_op): Use it.
2871 2016-02-16 Jason Merrill <jason@redhat.com>
2875 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2876 tree.c, typeck2.c: Revert earlier changes.
2877 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2878 non-type templates after -> or .
2880 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2883 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2885 2016-02-16 Jason Merrill <jason@redhat.com>
2888 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2889 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2890 * name-lookup.h: Adjust.
2892 2016-02-16 James Norris <jnorris@codesourcery.com>
2894 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2895 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2897 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2900 * init.c (expand_default_init): Only call reshape_init
2901 in the direct-initialization from an initializer list case.
2903 2016-02-15 Jason Merrill <jason@redhat.com>
2906 * semantics.c (finish_call_expr): Implicit 'this' does not make
2908 * search.c (any_dependent_bases_p): Split out...
2909 * name-lookup.c (do_class_using_decl): ...from here.
2910 * call.c (build_new_method_call_1): Don't complain about missing object
2911 if there are dependent bases. Tweak error.
2912 * tree.c (non_static_member_function_p): Remove.
2913 * pt.c (type_dependent_expression_p): A member template of a
2914 dependent type is dependent.
2915 * cp-tree.h: Adjust.
2918 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2920 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2923 * pt.c (lookup_and_finish_template_variable): New function,
2925 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2926 (tsubst_qualified_id): Consider that EXPR might be a variable
2928 * typeck.c (check_template_keyword): Don't emit an error
2929 if DECL is a variable template.
2931 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2933 * error.c: Spelling fixes - behaviour -> behavior and
2934 neighbour -> neighbor.
2936 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2938 * init.c (build_delete): Likewise.
2940 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2943 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2944 arguments for -Waddress warning. Fix up formatting.
2946 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2949 * pt.c (lookup_template_class_1): Check tsubst return value for
2952 2016-02-10 Jason Merrill <jason@redhat.com>
2955 * pt.c (resolve_nondeduced_context): Add complain parm.
2956 (do_auto_deduction): Pass it.
2957 * cvt.c (convert_to_void): Likewise.
2958 * decl.c (cp_finish_decl): Likewise.
2959 * init.c (build_new): Likewise.
2960 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2961 * semantics.c (finish_decltype_type): Likewise.
2962 * typeck.c (decay_conversion): Likewise.
2963 * cp-tree.h: Adjust declaration.
2964 * call.c (standard_conversion): Add complain parm, pass it along.
2965 (implicit_conversion): Pass it.
2968 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2969 (lookup_name_real_1): Likewise.
2970 (remove_hidden_names): Handle non-functions too.
2973 * parser.c (cp_parser_lookup_name): When looking for a template
2974 after . or ->, only consider class templates.
2975 (cp_parser_postfix_dot_deref_expression): Handle the current
2976 instantiation. Remember a dependent object expression.
2977 * typeck2.c (build_x_arrow): Handle the current instantiation.
2979 * ptree.c (debug_tree): Implement for cp_expr.
2981 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2984 * parser.c (cp_parser_simple_type_specifier): Make the check
2985 for disambiguating between an 'auto' placeholder and an implicit
2986 template parameter more robust.
2988 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2992 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2993 setting its TREE_USED flag.
2995 2016-02-08 Jason Merrill <jason@redhat.com>
2998 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3001 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3004 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3005 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3007 2016-02-08 Marek Polacek <polacek@redhat.com>
3010 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3011 Call clear_fold_cache.
3012 * cp-tree.h: Adjust declaration.
3013 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3014 rather than clear_cv_cache and clear_fold_cache.
3015 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3017 2016-02-08 Jason Merrill <jason@redhat.com>
3019 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3020 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3021 (ocp_convert): Use *_maybe_fold.
3022 (cp_convert_to_pointer): Add dofold parameter.
3023 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3025 2016-02-05 Martin Sebor <msebor@redhat.com>
3028 * init.c (find_field_init): New function.
3029 (warn_placement_new_too_small): Call it. Handle one-element arrays
3030 at ends of structures special.
3032 2016-02-05 Jason Merrill <jason@redhat.com>
3035 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3036 make sure we've seen_error().
3038 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3041 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3042 if lookup_fnfields returns NULL_TREE and the name being looked
3043 up has the form A::A.
3045 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3047 * constexpr.c (cxx_eval_binary_expression): Fold equality
3048 comparisons involving PTRMEM_CSTs.
3050 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3052 * class.c (find_flexarrays): Don't declare dom variable.
3053 (diagnose_flexarray): Likewise.
3055 2016-02-02 Martain Sebor <msebor@redhat.com>
3062 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3063 of a flexible array member for equality to null.
3064 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3065 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3066 (check_flexarrays): Same.
3067 * decl.c (compute_array_index_type): Avoid special case for flexible
3069 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3071 * error.c (dump_type_suffix): Revert changes introduced in r231665
3072 and rendered unnecessary by the changes above.
3073 * pt.c (tsubst): Same.
3074 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3075 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3076 (process_init_constructor_array): Same.
3077 (process_init_constructor_record): Same.
3079 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3082 * pt.c (try_one_overload): Handle comparing argument packs so
3083 that there is no conflict if we deduced more arguments of an
3084 argument pack than were explicitly specified.
3086 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3087 Jason Merrill <jason@redhat.com>
3090 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3091 function type if nothing is changing.
3093 2016-01-31 Jason Merrill <jason@redhat.com>
3096 * pt.c (partial_specialization_p, impartial_args): New.
3097 (instantiate_decl): Call impartial_args.
3099 * mangle.c (maybe_check_abi_tags): New.
3100 (write_guarded_var_name): Call it.
3101 (mangle_ref_init_variable): Call check_abi_tags.
3103 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3104 between template and instantiation.
3106 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3109 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3110 function declarations.
3112 2016-01-29 Marek Polacek <polacek@redhat.com>
3116 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3117 out of bound" error earlier.
3118 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3121 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3123 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3124 structure, update free_binding_level before the structure's
3125 level_chain field gets cleared, not after.
3127 2016-01-28 Jason Merrill <jason@redhat.com>
3130 * search.c (dfs_walk_once, dfs_walk_once_r)
3131 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3132 hash_set instead of BINFO_MARKED.
3133 (dfs_unmark_r): Remove.
3135 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3138 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3139 (cp_lexer_debugging_p): Use it.
3140 (cp_lexer_start_debugging): Likewise.
3141 (cp_lexer_stop_debugging): Likewise.
3143 2016-01-27 Marek Polacek <polacek@redhat.com>
3146 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3147 needed. Add -Wsign-compare warning.
3149 2016-01-27 Ryan Burn <contact@rnburn.com>
3152 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3153 superfluous post_p argument in call to
3154 cilk_gimplify_call_params_in_spawned_fn.
3156 2016-01-27 Marek Polacek <polacek@redhat.com>
3159 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3160 wrapped in NOP_EXPRs.
3162 2016-01-27 Martin Sebor <msebor@redhat.com>
3165 * mangle.c (mangle_decl): Reference the correct (saved) version
3166 of the ABI in -Wabi diagnostics.
3168 2016-01-27 Marek Polacek <polacek@redhat.com>
3171 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3172 elements of the array.
3174 2016-01-26 Jason Merrill <jason@redhat.com>
3177 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3178 (cxx_eval_call_expression): Don't look through clones.
3179 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3180 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3181 maybe-in-charge *tor.
3183 2016-01-26 Jason Merrill <jason@redhat.com>
3186 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3187 and TREE_SIDE_EFFECTS.
3188 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3189 verify_constructor_flags.
3191 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3194 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3195 return error_mark_node instead of building trees with error_mark_node
3198 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3201 * error.c (print_instantiation_partial_context_line): Add missing
3202 newlines from output for the t == NULL case.
3203 (print_instantiation_partial_context): Remove call to pp_newline.
3205 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3208 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3213 * decl.c (grokdeclarator): Don't decay array parameter type to
3214 a pointer type if it's dependent.
3215 (grokparms): Invoke strip_top_quals instead of directly invoking
3216 cp_build_qualified_type.
3217 * pt.c (decay_dependent_array_parm_type): New static function.
3218 (type_unification_real): Call decay_dependent_array_parm_type
3219 to decay a dependent array parameter type to its corresponding
3220 pointer type before unification.
3221 (more_specialized_fn): Likewise.
3222 (get_bindings): Likewise.
3223 * tree.c (cp_build_qualified_type): Trivial typofix in
3226 2016-01-23 Martin Sebor <msebor@redhat.com>
3230 * decl2.c (is_late_template_attribute): Handle dependent argument
3231 to attribute align and attribute vector_size.
3233 2016-01-21 Jason Merrill <jason@redhat.com>
3236 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3237 for init-capture, too.
3240 * decl.c (type_is_deprecated): Don't look into a typedef.
3244 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3247 * decl.c (start_enum): Add attributes parameter.
3248 * parser.c (cp_parser_enum_specifier): Pass it.
3249 * pt.c (lookup_template_class_1): Pass it.
3250 * cp-tree.h: Adjust.
3252 2016-01-19 Jason Merrill <jason@redhat.com>
3255 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3257 2016-01-19 Marek Polacek <polacek@redhat.com>
3260 * constexpr.c (clear_cv_cache): New.
3261 * cp-gimplify.c (clear_fold_cache): New.
3262 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3263 * decl.c (finish_enum_value_list): Call them.
3266 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3268 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3273 * decl.c (grokdeclarator): Don't decay array parameter type to
3274 a pointer type if it's dependent.
3275 (grokparms): Invoke strip_top_quals instead of directly invoking
3276 cp_build_qualified_type.
3277 * pt.c (decay_dependent_array_parm_type): New static function.
3278 (type_unification_real): Call decay_dependent_array_parm_type
3279 to decay a dependent array parameter type to its corresponding
3280 pointer type before unification.
3281 (more_specialized_fn): Likewise.
3282 (get_bindings): Likewise.
3283 * tree.c (cp_build_qualified_type): Trivial typofix in
3286 2016-01-18 Jason Merrill <jason@redhat.com>
3288 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3290 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3293 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3294 (contains_label_1, contains_label_p): Remove.
3296 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3299 * pt.c (type_dependent_expression_p): For a function template
3300 specialization, a type is dependent iff any of its template
3303 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3305 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3306 error_mark_node only if find_rank failed, not if it was
3309 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3312 * tree.c (build_min_non_dep_call_vec): Don't retain the
3313 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3315 (build_min_non_dep_op_overload): Instead, do it here.
3317 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3320 * parser.h (cp_token): Remove pragma_kind field. Add comment
3321 with number of unused bits.
3322 * parser.c (eof_token): Remove pragma_kind field initializer.
3323 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3324 field, don't clear CPP_PRAGMA u.value.
3325 (cp_parser_pragma_kind): New function.
3326 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3327 cp_parser_omp_construct, cp_parser_initial_pragma,
3328 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3331 2016-01-15 Jason Merrill <jason@redhat.com>
3334 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3336 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3340 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3341 array/function-to-pointer conversion. Call
3342 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3343 * call.c (convert_like_real): Print call context if
3344 decay_conversion errors.
3346 2016-01-14 Tom de Vries <tom@codesourcery.com>
3348 PR tree-optimization/68773
3349 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3352 2016-01-14 Jason Merrill <jason@redhat.com>
3355 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3357 2016-01-12 Marek Polacek <polacek@redhat.com>
3360 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3361 error_at and adjust the return value.
3363 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3367 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3368 GS_ERROR whenever seen_error (), only if *expr_p contains
3369 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3373 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3375 2016-01-11 Jason Merrill <jason@redhat.com>
3378 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3379 (process_subob_fn): Likewise. Don't consider triviality if true.
3380 (synthesize_method_walk): Pass it.
3382 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3385 * parser.c (cp_parser_postfix_expression): Initialize
3386 close_paren_loc to UNKNOWN_LOCATION; only use it if
3387 it has been written to by
3388 cp_parser_parenthesized_expression_list.
3389 (cp_parser_parenthesized_expression_list): Document the behavior
3390 with respect to the CLOSE_PAREN_LOC param.
3392 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3395 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3396 folded operands have side-effects, but folding changed any of them,
3397 build a new tree with the folded operands instead of returning the
3400 2016-01-09 Marek Polacek <polacek@redhat.com>
3403 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3405 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3408 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3410 2016-01-08 Jason Merrill <jason@redhat.com>
3413 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3416 2016-01-08 Marek Polacek <polacek@redhat.com>
3419 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3421 2016-01-08 Jason Merrill <jason@redhat.com>
3423 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3428 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3429 TREE_ADDRESSABLE type.
3433 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3435 2016-01-05 Nathan Sidwell <nathan@acm.org>
3438 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3441 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3443 Update copyright years.
3445 Copyright (C) 2016 Free Software Foundation, Inc.
3447 Copying and distribution of this file, with or without modification,
3448 are permitted in any medium without royalty provided the copyright
3449 notice and this notice are preserved.