1 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
4 * parser.c (cp_parser_base_specifier): Fix a warning.
6 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9 * decl.c (grokdeclarator): Try to find the correct location for an
12 2016-10-07 Martin Liska <mliska@suse.cz>
14 * lambda.c (maybe_add_lambda_conv_op): Set default value.
16 2016-10-06 Jason Merrill <jason@redhat.com>
18 * call.c (build_temp, convert_like_real): Don't re-copy
19 TARGET_EXPR. Handle packed fields.
20 (build_x_va_arg): Wrap it in a TARGET_EXPR.
21 (build_over_call): Add sanity check.
22 * cvt.c (early_elide_copy): New.
23 (ocp_convert): Use it.
24 * except.c (build_throw): Use it.
25 * init.c (get_nsdmi): Put back the TARGET_EXPR.
26 (expand_default_init): Call early_elide_copy.
27 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
29 2016-10-06 Jakub Jelinek <jakub@redhat.com>
31 Implement P0258R2 - helper for C++17
32 std::has_unique_object_representations trait
33 * cp-tree.h (enum cp_trait_kind): Add
34 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
35 (struct lang_type_class): Add unique_obj_representations
36 and unique_obj_representations_set bitfields.
37 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
38 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
39 (type_has_unique_obj_representations): Declare.
40 * parser.c (cp_parser_primary_expression): Handle
41 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
42 (cp_parser_trait_expr): Likewise. Formatting fix.
43 * semantics.c (trait_expr_value, finish_trait_expr): Handle
44 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
45 * tree.c (type_has_unique_obj_representations): New function.
46 (record_has_unique_obj_representations): New function.
47 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
48 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
50 2016-10-05 Jason Merrill <jason@redhat.com>
52 Implement P0135R1, Guaranteed copy elision.
53 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
56 * call.c (reference_binding): Fix binding to member of temporary.
58 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
60 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
62 * semantics.c (finish_compound_literal): Handle class placeholder.
64 2016-10-05 Marek Polacek <polacek@redhat.com>
66 Implement P0305R1, Selection statements with initializer.
67 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
68 instead of finish_for_init_stmt.
69 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
70 * decl.c (poplevel): Adjust a comment.
71 * init.c (build_vec_init): Call finish_init_stmt instead of
73 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
74 * name-lookup.h (enum scope_kind): Likewise.
75 * parser.c (cp_parser_statement): Update commentary.
76 (cp_parser_init_statement_p): New function.
77 (cp_parser_selection_statement): Parse the optional init-statement.
78 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
79 (cp_parser_c_for): Likewise.
80 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
81 (cp_parser_range_for_member_function): Update commentary.
82 (cp_parser_iteration_statement):
83 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
84 * pt.c (tsubst_omp_for_iterator): Update commentary.
85 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
86 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
89 2016-10-04 Jason Merrill <jason@redhat.com>
92 * pt.c (do_class_deduction): Handle list-initialization.
93 (do_auto_deduction): Call it sooner.
94 (build_deduction_guide): Use tsubst_arg_types.
95 (rewrite_template_parm): Don't copy_type.
98 * constexpr.c (cxx_eval_component_reference): Use name matching
101 Implement P0091R2, Template argument deduction for class templates.
102 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
103 Use the location of the beginning of the type-specifier.
104 (cp_parser_init_declarator): Parse deduction guide.
105 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
106 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
107 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
108 * decl.c (grokdeclarator): Check for uninitialized auto here.
109 (start_decl_1): Not here.
110 (cp_finish_decl): Or here. Don't collapse a list when doing
112 (grokfndecl): Check deduction guide scope and body.
113 * error.c (dump_decl, dump_function_decl, dump_function_name):
114 Handle deduction guides.
115 * pt.c (make_template_placeholder, do_class_deduction): New.
116 (build_deduction_guide, rewrite_template_parm): New.
117 (dguide_name, dguide_name_p, deduction_guide_p): New.
118 (do_auto_deduction): Call do_class_deduction.
119 (splice_late_return_type, is_auto): Handle class placeholders.
120 (template_parms_level_to_args): Split from template_parms_to_args.
121 (tsubst_template_parms_level): Split from tsubst_template_parms.
122 * typeck2.c (build_functional_cast): Handle class placeholder.
124 2016-10-04 Martin Sebor <msebor@redhat.com>
127 * init.c (warn_placement_new_too_small): Avoid assuming an array type
130 2016-10-04 Jakub Jelinek <jakub@redhat.com>
133 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
134 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
137 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
138 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
139 (java_byte_type_node, java_short_type_node, java_int_type_node,
140 java_long_type_node, java_float_type_node, java_double_type_node,
141 java_char_type_node, java_boolean_type_node, lang_name_java,
142 jclass_node): Remove.
143 (enum languages): Remove lang_java.
144 (TYPE_FOR_JAVA): Remove.
145 (struct lang_type_class): Remove java_interface bit-field.
146 (TYPE_JAVA_INTERFACE): Remove.
147 (pragma_java_exceptions): Remove.
148 (check_java_method, build_java_class_ref): Remove prototypes.
149 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
150 * decl2.c (acceptable_java_type, check_java_method): Remove.
151 (import_export_decl): Remove TYPE_FOR_JAVA handling.
152 (build_java_method_aliases): Remove.
153 (c_parse_final_cleanups): Don't call build_java_method_aliases.
154 (possibly_inlined_p): Don't test pragma_java_exceptions.
155 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
156 (build_java_class_ref): Remove.
157 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
158 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
159 * except.c (eh_type_info): Remove java type handling.
160 (decl_is_java_type, choose_personality_routine): Remove.
161 (initialize_handler_parm): Don't call choose_personality_routine.
162 (expand_start_catch_block): Don't handle java types.
163 (build_throw): Likewise.
164 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
165 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
166 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
167 (java_iface_lookup_fn): Remove.
168 (build_java_interface_fn_ref): Remove.
169 * tree.c (cxx_attribute_table): Remove java_interface.
170 (handle_java_interface_attribute): Remove.
171 * lex.c (pragma_java_exceptions): Remove.
172 (init_cp_pragma): Don't register GCC java_exceptions pragma.
173 (handle_pragma_java_exceptions): Remove.
174 (retrofit_lang_decl): Don't handle lang_name_java.
175 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
176 * error.c (language_to_string): Don't handle lang_java.
177 * decl.c (record_builtin_java_type): Remove.
178 (initialize_predefined_identifiers): Remove Java.
179 (cxx_init_decl_processing): Remove java_*_type_node.
180 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
181 (grokfndecl): Likewise.
182 (check_special_function_return_type): Likewise.
183 (grokdeclarator): Don't set TYPE_FOR_JAVA.
184 (grokparms): Don't handle TYPE_FOR_JAVA.
185 (xref_basetypes): Likewise.
186 (check_function_type): Likewise.
187 (finish_constructor_body): Likewise.
188 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
189 and java_*_type_node.
190 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
191 (write_java_integer_type_codes): Remove.
192 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
193 (add_implicitly_declared_members, determine_key_method,
194 finish_struct_1): Likewise.
195 (push_lang_context): Don't handle lang_name_java.
197 2016-10-03 Marek Polacek <polacek@redhat.com>
200 * typeck.c (cp_build_binary_op): Pass original operands to
201 null_ptr_cst_p, not those after the default conversions.
203 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
205 * parser.c (cp_parser_condition): Fix a warning.
207 2016-09-29 Jakub Jelinek <jakub@redhat.com>
209 Implement P0001R1 - C++17 removal of register storage class specifier
210 * decl.c (cp_finish_decl): Diagnose register storage class
211 on vars except when used in GNU global or local register variable
213 (grokdeclarator): Diagnose register storage class on parameters.
214 * except.c (expand_start_catch_block): Set DECL_REGISTER only
215 after cp_finish_decl call.
217 2016-09-29 Marek Polacek <polacek@redhat.com>
219 * rtti.c (involves_incomplete_p): Add fall through comment.
221 2016-09-28 Jakub Jelinek <jakub@redhat.com>
224 * constexpr.c (enum constexpr_switch_state): New.
225 (struct constexpr_ctx): Add css_state field.
226 (label_matches): Add CTX and STMT arguments, remove I and
227 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
228 handle default labels according to css_state.
229 (cxx_eval_statement_list): Remove statement skipping, label_matches
230 and default_label handling code.
231 (cxx_eval_loop_expr): Exit after first iteration even if
232 switches (jump_target).
233 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
234 label has been seen in the body, but no cases matched, evaluate
235 the body second time.
236 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
237 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
238 statement is not skipped. For COND_EXPR during skipping, don't
239 evaluate condition, just the then block and if still skipping at the
240 end also the else block.
241 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
242 (is_sub_constant_expr): Likewise.
244 2016-09-27 Jakub Jelinek <jakub@redhat.com>
246 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
247 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
248 true instead of false as by_reference_p to add_capture for 'this'.
249 Parse '*this' simple-capture.
250 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
251 (add_capture): Adjust function comment. For id == this_identifier,
252 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
253 by value, and !by_reference_p as capturing '*this' by value.
254 (add_default_capture): For implicit 'this' capture, always pass
255 by_reference_p true rather than false.
258 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
259 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
260 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
262 2016-09-26 Nathan Sidwell <nathan@acm.org>
264 * init.c (expand_default_init): Fix } indentation.
265 * method.c (process_subob_fn): Simplify control structure to
267 (implicitly_declare_fn): Remove duplicated lambda ctor check.
269 2016-09-26 Marek Polacek <polacek@redhat.com>
272 * parser.c (cp_parser_storage_class_specifier_opt): Add
274 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
275 (cp_parser_cache_defarg): Likewise.
276 (cp_parser_omp_for_cond): Likewise.
277 * semantics.c (finish_decltype_type): Likewise.
278 * typeck.c (structural_comptypes): Likewise.
279 (cp_build_binary_op): Likewise.
280 (cp_build_modify_expr): Likewise.
282 2016-09-26 Marek Polacek <polacek@redhat.com>
285 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
286 (potential_constant_expression_1): Likewise.
287 * constraint.cc (function_concept_check_p): Check fn for null.
288 * parser.c (cp_parser_expression_statement): Handle attribute
290 (cp_parser_statement): Likewise.
291 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
293 (cp_parser_std_attribute): Handle fallthrough attribute.
294 (cp_parser_check_std_attribute): Add %< %> quotes.
295 * pt.c (tsubst_copy_and_build): Handle internal functions.
296 (instantiation_dependent_scope_ref_p): Return if the expression is
299 2016-09-24 Marek Polacek <polacek@redhat.com>
302 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
305 2016-09-23 Jakub Jelinek <jakub@redhat.com>
307 Implement P0138R2, C++17 construction rules for enum class values
308 * cp-tree.h (is_direct_enum_init): Declare.
309 * decl.c (is_direct_enum_init): New function.
310 (reshape_init): Use it.
311 * typeck.c (convert_for_assignment): Likewise.
313 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
316 * constexpr.c (call_stack): Remove unnecessary
317 = vNULL initialization of file scope vec.
319 * name-lookup.c (store_bindings, store_class_bindings): Don't
320 initialize static local bindings_need_stored to vNULL.
322 * typeck2.c (process_init_constructor_record): Use
323 CONSTRUCTOR_NELTS (...) instead of
324 vec_safe_length (CONSTRUCTOR_ELTS (...)).
325 * decl.c (reshape_init_r): Likewise.
326 (check_initializer): Likewise.
328 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
331 * class.c (build_base_path): Allow for lookup_base returning
334 2016-09-21 Jason Merrill <jason@redhat.com>
337 * call.c (null_ptr_cst_p): Check char_type_p.
339 2016-09-21 Jakub Jelinek <jakub@redhat.com>
342 * init.c (build_new_1): Don't suggest to use -faligned-new if
343 aligned_new_threshold is non-zero.
344 (type_has_new_extended_alignment): Change aligned_new_threshhold
345 to aligned_new_threshold.
346 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
347 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
348 * decl.c (cxx_init_decl_processing): Likewise.
350 2016-09-20 Jakub Jelinek <jakub@redhat.com>
353 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
354 FIELD_DECLs with error_mark_node type. Remove useless break; after
358 * parser.c (cp_parser_template_declaration_after_parameter): For 2
359 argument operator"" template set ok to false for
360 parm == error_mark_node.
363 * parser.c (cp_parser_std_attribute_list): Reject ... without
366 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
369 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
371 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
374 * parser.c (cp_parser_class_head): When
375 processing_template_parmlist, don't assume that the
376 class-head may start an explicit specialization.
378 2016-09-16 Jakub Jelinek <jakub@redhat.com>
381 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
382 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
385 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
386 call is_really_empty_class on complete types.
389 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
390 TYPE_HAS_MUTABLE_P for any bases.
392 2016-09-16 Jason Merrill <jason@redhat.com>
394 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
396 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
397 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
399 2016-09-14 Jakub Jelinek <jakub@redhat.com>
402 * name-lookup.c (consider_binding_level): Look through TREE_LIST
405 2016-09-14 Marek Polacek <polacek@redhat.com>
407 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
408 expressions. Tweak an error message.
410 2016-09-14 Marek Polacek <polacek@redhat.com>
412 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
414 * decl2.c (one_static_initialization_or_destruction): Use true instead
416 * init.c (build_vec_init): Use false instead of 0.
417 * pt.c (tsubst_copy_and_build): Likewise.
418 * semantics.c (simplify_loop_decl_cond): Likewise.
419 * typeck.c (rationalize_conditional_expr): Likewise.
420 (cp_build_binary_op): Use true instead of 1.
421 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
423 (build_unary_op): Change nonconvert parameter type to bool.
424 (unary_complex_lvalue): Use false instead of 0.
426 2016-09-13 Jakub Jelinek <jakub@redhat.com>
428 Implement P0028R4, C++17 using attribute namespaces without repetition
429 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
430 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
431 ATTR_NS with non-scoped attribute tokens. Allow named ops in
433 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
434 to cp_parser_std_attribute calls.
435 (cp_parser_std_attribute_spec): Parse optional C++17
436 attribute-using-prefix, adjust grammar in function comment.
439 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
440 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
441 (cxx_eval_pointer_plus_expression): Remove.
442 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
443 call cxx_eval_pointer_plus_expression.
445 2016-09-13 David Malcolm <dmalcolm@redhat.com>
447 * parser.c (cp_parser_class_specifier_1): Update for renaming of
448 add_fixit_insert to add_fixit_insert_before.
449 (cp_parser_class_head): Likewise.
451 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
454 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
455 * class.c (instantiate_type): Look through the SAVE_EXPR.
457 2016-09-09 Jason Merrill <jason@redhat.com>
459 Implement P0035R4, C++17 new of over-aligned types.
460 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
461 (align_type_node): New macro.
462 * call.c (build_operator_new_call): Handle C++17 aligned new.
463 (second_parm_is_size_t, build_op_delete_call): Likewise.
464 (non_placement_deallocation_fn_p): Likewise. Rename to
465 usual_deallocation_fn_p.
466 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
467 * decl.c (cxx_init_decl_processing): Add aligned new support.
468 * init.c (type_has_new_extended_alignment): New.
469 (build_new_1): Handle aligned new.
470 * tree.c (vec_copy_and_insert): New.
472 2016-09-02 Jakub Jelinek <jakub@redhat.com>
475 * decl2.c (do_static_initialization_or_destruction): Only
476 call asan_dynamic_init_call if INITP is true.
478 2016-09-01 Martin Sebor <msebor@redhat.com>
480 * mangle.c: Increase buffer size to guarantee it fits the output
481 of the formatted function regardless of its arguments.
483 2016-09-01 Marek Polacek <polacek@redhat.com>
486 * error.c (dump_type): Fix falls through comment.
487 (dump_decl): Likewise.
488 (dump_expr): Likewise.
490 2016-08-30 David Malcolm <dmalcolm@redhat.com>
492 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
493 hint to ">>" within nested template argument list error.
495 2016-08-30 David Malcolm <dmalcolm@redhat.com>
497 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
498 rather than add_fixit_misspelled_id.
499 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
501 2016-08-29 Jason Merrill <jason@redhat.com>
504 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
505 (mangle_thunk): Add thunk parameter.
506 * method.c (finish_thunk): Pass it.
507 * cp-tree.h: Declare it.
509 2016-08-15 Jason Merrill <jason@redhat.com>
511 Avoid calling a trivial default constructor.
512 * class.c (default_ctor_p): New.
513 (in_class_defaulted_default_constructor): Use it.
514 (type_has_non_user_provided_default_constructor): Use it.
515 * call.c (build_over_call): Handle trivial default constructor.
516 * cp-tree.h: Declare default_ctor_p.
519 * pt.c (do_type_instantiation): Don't mess with non-user-provided
522 2016-08-25 Marek Polacek <polacek@redhat.com>
524 * parser.c (cp_parser_binary_expression): Pass LHS to
525 warn_logical_not_parentheses.
527 2016-08-18 Marek Polacek <polacek@redhat.com>
530 * call.c (add_builtin_candidate): Add gcc_fallthrough.
531 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
532 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
533 (cp_parser_cache_defarg): Likewise.
535 2016-08-12 Marek Polacek <polacek@redhat.com>
538 * call.c (add_builtin_candidate): Add FALLTHRU.
539 (build_integral_nontype_arg_conv): Adjust fall through comment.
540 (build_new_op_1): Add FALLTHRU.
541 (convert_like_real): Adjust fall through comment.
542 * class.c (fixed_type_or_null): Likewise.
543 * constexpr.c (cxx_eval_constant_expression): Likewise.
544 (potential_constant_expression_1): Likewise. Add FALLTHRU.
545 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
546 (cp_fold): Add FALLTHRU.
547 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
548 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
549 (pp_cxx_qualified_id): Likewise.
550 (cxx_pretty_printer::constant): Adjust fall through comment.
551 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
552 (pp_cxx_pm_expression): Adjust fall through comment.
553 (cxx_pretty_printer::expression): Add FALLTHRU.
554 (cxx_pretty_printer::declaration_specifiers): Reformat code.
555 (pp_cxx_type_specifier_seq): Adjust fall through comment.
556 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
557 * error.c (dump_type): Adjust fall through comment.
558 (dump_decl): Likewise.
559 * mangle.c (write_type): Likewise.
560 * method.c (synthesized_method_walk): Add FALLTHRU.
561 * name-lookup.c (arg_assoc_type): Likewise.
562 * parser.c (cp_lexer_print_token): Adjust fall through comment.
563 (cp_parser_primary_expression): Add FALLTHRU.
564 (cp_parser_operator): Likewise.
565 * pt.c (find_parameter_packs_r): Likewise.
566 (tsubst_aggr_type): Adjust fall through comment.
567 * semantics.c (finish_omp_clauses): Add FALLTHRU.
568 * tree.c (lvalue_kind): Likewise.
570 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
573 * cp-objcp-common.c (cp_function_decl_defaulted): New.
574 (cp_function_decl_explicit_p): Const_tree-ify.
575 (cp_function_decl_deleted_p): Likewise.
576 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
577 (cp_function_decl_explicit_p): Const_tree-ify.
578 (cp_function_decl_deleted_p): Likewise.
579 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
581 2016-08-11 Jakub Jelinek <jakub@redhat.com>
584 * constexpr.c (label_matches): Handle case range expressions.
586 2016-08-11 Jason Merrill <jason@redhat.com>
589 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
591 2016-08-10 Jason Merrill <jason@redhat.com>
593 Implement C++17 constexpr if.
594 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
595 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
596 * parser.h (struct cp_parser): Add in_discarded_stmt field.
597 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
598 (cp_parser_jump_statement): Avoid deducing from a discarded return.
599 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
600 * semantics.c (begin_if_stmt): Set the binding level this_entity.
601 (finish_if_stmt_cond): Require the condition of a
602 constexpr if to be constant.
603 * decl.c (level_for_constexpr_if): New.
604 (named_label_entry): Add in_constexpr_if field.
605 (poplevel_named_label_1): Set it.
606 (check_goto): Check it.
607 (check_previous_goto_1): Check level_for_constexpr_if.
609 2016-08-09 Jason Merrill <jason@redhat.com>
612 * decl2.c (any_dependent_type_attributes_p): New.
613 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
614 * semantics.c (finish_id_expression): Check it.
615 * typeck.c (finish_class_member_access_expr): Check it.
618 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
620 Adjust mangling of ABI tags on class template member functions.
621 * class.c (missing_abi_tags): New.
622 (check_abi_tags): Don't check template. Add just_checking mode.
623 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
624 (sorted_abi_tags): Split out from write_abi_tags.
625 (struct releasing_vec): New.
626 (write_unqualified_name): Only look for the primary
627 template for types. Implement backward compatibility.
630 * constexpr.c (cxx_eval_constant_expression): Check
631 COMPLETE_TYPE_P before calling is_really_empty_class.
632 * class.c (is_really_empty_class): Don't call complete_type.
635 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
637 2016-08-09 Jakub Jelinek <jakub@redhat.com>
640 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
641 builtin aggregate types without TYPE_BINFO.
643 2016-08-08 Jason Merrill <jason@redhat.com>
645 Implement C++17 constexpr lambda.
646 * class.c (finalize_literal_type_property): Handle lambdas.
647 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
648 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
650 (cxx_eval_constant_expression): Handle capture proxy.
651 (var_in_constexpr_fn): Don't check for C++14.
652 (var_in_maybe_constexpr_fn): New.
653 (potential_constant_expression_1): Use it. Check DECL_EXPR for
654 declarations not allowed in constexpr function. Handle
655 STATIC_ASSERT, RANGE_FOR_STMT.
656 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
657 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
658 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
659 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
660 (lambda_static_thunk_p): New.
661 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
662 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
663 (cp_parser_decl_specifier_seq): Handle it.
664 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
665 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
666 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
667 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
668 (dump_expr) [FUNCTION_DECL]: Pass it.
670 2016-08-08 Jason Merrill <jason@redhat.com>
673 * class.c (is_really_empty_class): Call complete_type.
674 * constexpr.c (cxx_eval_constant_expression): Check
675 is_really_empty_class.
676 (potential_constant_expression_1): Likewise. Check for error type.
678 2016-08-08 Jakub Jelinek <jakub@redhat.com>
681 * parser.c: Include tree-iterator.h.
682 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
684 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
687 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
689 * call.c (convert_like_real): Harmonize diagnostics for invalid
692 2016-08-05 Martin Sebor <msebor@redhat.com>
694 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
695 the spelling of "constant-expression" in diagnostic messages
697 (cxx_eval_constant_expression): Same.
698 (cxx_eval_outermost_constant_expr): Same.
699 (potential_constant_expression_1): Same.
701 2016-08-05 Nathan Sidwell <nathan@acm.org>
704 * pt.c (unify): TRAIT_EXPR is an expr.
706 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
709 * lambda.c (add_capture): Check lambda_capture_field_type return
710 value for error_mark_node.
712 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
715 * pt.c (tsubst_qualified_id): Return error_mark_node if
716 template_args is error_mark_node.
718 2016-08-04 Jason Merrill <jason@redhat.com>
721 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
724 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
725 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
726 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
727 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
730 * typeck.c (finish_class_member_access_expr): Avoid stripping
731 SCOPE_REF to dependent base.
733 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
735 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
736 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
737 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
738 Simplify code, and improve diagnostics.
739 (cp_parser_oacc_routine): Likewise. Move pragma context
741 (cp_parser_pragma): ... here.
743 * parser.h (struct cp_omp_declare_simd_data): New.
744 (struct cp_parser): Use it for oacc_routine member.
745 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
746 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
747 Use it. Simplify code.
748 (cp_parser_new): Initialize all members pointing to special
749 parsing data structures.
750 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
751 parser->cilk_simd_fn_info->clauses.
752 (cp_parser_omp_declare_simd): Initialize
753 parser->omp_declare_simd->clauses.
754 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
756 2016-08-04 Marek Polacek <polacek@redhat.com>
759 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
762 2016-08-01 Jason Merrill <jason@redhat.com>
764 * mangle.c (mangle_decl): Warn about mangled name change even if
767 * mangle.c (get_abi_tags): New.
768 (find_substitution, write_unqualified_name, write_abi_tags)
769 (maybe_check_abi_tags): Use it.
771 * mangle.c (mangle_decl): Fix mangled name change warning.
774 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
776 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
779 2016-07-30 Martin Sebor <msebor@redhat.com>
783 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
784 involving null pointers.
785 (cxx_eval_component_reference): Reject null pointer dereferences.
786 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
787 (cxx_eval_constant_expression): Reject invalid expressions involving
790 2016-07-29 Marek Polacek <polacek@redhat.com>
793 * semantics.c (maybe_convert_cond): Use the location of COND for the
796 2016-07-29 Jason Merrill <jason@redhat.com>
798 * decl.c (build_enumerator): Tweak diagnostic.
801 * init.c (expand_aggr_init_1): Only handle value-init of bases.
802 * constexpr.c (build_data_member_initialization): Handle multiple
803 initializers for the same field.
805 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
808 * decl.c (build_enumerator): Check the type of the enumerator before
809 calling cxx_constant_value.
811 2016-07-27 Jason Merrill <jason@redhat.com>
814 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
815 parameters with spec_tmpl. Call push_tinst_level.
816 (most_specialized_partial_spec): Adjust.
817 (more_specialized_partial_spec): Adjust.
819 2016-07-25 Jason Merrill <jason@redhat.com>
822 * cp-gimplify.c (genericize_cp_loop): Revert location change.
825 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
826 (build_lambda_object): Call build_x_compound_expr_from_list.
827 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
831 * pt.c (coerce_template_parameter_pack): Fix logic for
835 * constexpr.c (cxx_eval_loop_expr): Count iterations.
836 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
840 * constexpr.c (cxx_eval_array_reference): Handle looking for the
841 value of an element we're currently modifying.
843 2016-07-24 Jason Merrill <jason@redhat.com>
846 * pt.c (resolve_typename_type): Try to avoid calling
847 currently_open_class.
849 2016-07-23 Jason Merrill <jason@redhat.com>
852 * call.c (add_list_candidates): Handle VTT parm.
853 (build_new_method_call_1): Likewise.
857 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
860 * class.c (walk_subobject_offsets): Handle 0-length array.
863 * pt.c (tsubst): Also substitute into the template of a
864 BOUND_TEMPLATE_TEMPLATE_PARM.
867 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
870 * decl.c (reshape_init_r): Check complain for missing braces warning.
872 2016-07-22 Jason Merrill <jason@redhat.com>
875 * call.c (convert_like_real): Use lvalue_kind.
879 * pt.c (tsubst_baselink): Call
880 adjust_result_of_qualified_name_lookup for unqualified
883 2016-07-21 Jason Merrill <jason@redhat.com>
886 * semantics.c (apply_deduced_return_type): Call
887 complete_type_or_else before building the new RESULT_DECL.
890 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
891 (decl_constant_var_p): Use it instead.
894 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
898 * call.c (unsafe_copy_elision_p): It's OK to elide when
899 initializing an unknown object.
901 * call.c (build_over_call): Check unsafe_copy_elision_p even for
902 trivial constructors.
903 * method.c (do_build_copy_constructor): Don't copy tail padding
904 even in a trivial constructor.
906 2016-07-21 Jakub Jelinek <jakub@redhat.com>
909 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
910 Replace assert with test, return false if the goto isn't break
911 or continue. Formatting fix.
913 2016-07-21 Richard Biener <rguenther@suse.de>
915 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
918 2016-07-21 Jakub Jelinek <jakub@redhat.com>
921 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
922 save/restore bc_label array.
924 2016-07-21 Jason Merrill <jason@redhat.com>
927 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
928 error parsing the lambda-declarator.
931 * constexpr.c (cxx_eval_binary_expression): Handle comparison
932 between lowered and unlowered PTRMEM_CST.
935 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
936 Don't set c_inhibit_evaluation_warnings.
939 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
941 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
942 Jason Merrill <jason@redhat.com>
944 Improving concepts performance and diagnostics.
948 * cp-tree.def (CHECK_CONSTR): New.
949 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
950 (CHECK_CONSTR_ARGS): New.
951 * constraint.cc (make_predicate_constraint): Remove in favor of
952 normalize_expression.
953 (resolve_constraint_check): Actually return error_mark_node when
955 (resolve_variable_concept_check): Perform coercion as if processing
956 a template. Also return errors on resolution failure.
957 (lift_*): Remove all of these functions. Don't unnecessarily inline
959 (learn_*): Add facilities to memoize implications for subsumption
960 during normalization.
961 (expanding_concept): New.
962 (expand_concept): New. Return the inlined and normalized definition
963 of a concept when needed.
964 (transform_*, xform_*): Rename to normalize_* to better reflect the
965 responsibility of those functions.
966 (normalize_template_id_expression): Check for non-boolean operands
967 when possible. Generate check constraints instead of normal variable
969 (normalize_call_expression): Report errors when resolution fails.
970 (check_for_logical_overloads): Rewrite this check to more accurately
972 (normalize_atom): Check for overloaded calls and invalid types before
973 determining if the expression refers to a concept.
974 (build_constraints): Don't cache normalized constraints or decomposed
976 (finish_shorthand_constraint): Return a normalized expression instead
977 of a predicate constraint.
978 (finish_template_introduction): Same.
979 (placeholder_extract_concept_and_args): Rewrite this since we only
980 ever get check constraints here.
981 (equivalent_placeholder_constraints): Rewrite in terms of check
982 constraints, and handle error_mark_nodes correctly.
983 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
984 (tsubst_implicit_conversion_constr)
985 (tsubst_argument_deduction_constr, tsubst_exception_constr)
986 (tsubst_parameterized_constraint, tsubst_constraint): New.
987 (tsbust_conjunection): Replace with tsubst_logical_operator and
988 actually generate the right kind of constraint.
989 (tsubst_requirement_body): Reverse the order of substituted arguments
990 so that they appear in the order written (helps diagnostics).
991 (satisfy_check_constraint): New.
992 (satisfy_conjunction): Simplify.
993 (satisfy_disjunction): Same.
994 (satisfy_constraint_1): Handle check constraints.
995 (eval_constr): New (private) global state.
996 (evaluating_constraints_sentinel): New. Manages eval_constr.
997 (satisfy_constraint): Add timing variables.
998 (satisfy_associated_constraints): Add hooks for memoization.
999 (evaluate_function_concept): Build a check constraint instead of
1000 normalizing its definition.
1001 (evaluate_variable_concept): Same.
1002 (evaluate_constraint_expression): Normalize, but in the current
1003 declaration processing context.
1004 (evaluating_constraints_p): New.
1005 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1006 (diagnose_*): Remove artificial indentation. Add a new parameter to
1007 each that tracks the current (complete) constraint prior to any
1009 (diagnose_expression): Removed.
1010 (diagnose_call_expression): Same.
1011 (diagnose_template_id): Same.
1012 (diagnose_template_id): New.
1013 (diagnose_logical_constraint): New.
1014 (diagnose_expression_constraint): Show the original expression.
1015 (diagnose_type_constraint): Show the original type.
1016 (diagnose_implicit_conversion_constraint): Be specific about
1017 failures, don't re-diagnose a known-to-be-failed substitutions,
1018 and manage elisions properly.
1019 (diagnose_argument_deduction_constraint): Same.
1020 (diagnose_exception_constraint): Same.
1021 (diagnose_parameterized_constraint): Same.
1022 (constraint_p): Allow EXPR_PACK_EXPANSION.
1023 * logic.cc (next_by_distance): Removed. No longer used.
1024 (any_p): Renamed from any_of.
1025 (term_entry, term_hasher): New.
1026 (term_list): Rewrite to include a hash table for quick lookup.
1027 Also, make less stateful.
1028 (proof_state): Extend to allow goals to be discharged once
1030 (non_atomic_constraint_p): New.
1031 (any_non_atomic_constraints_p): New.
1032 (...rest...): Previous implementation completely replaced with an
1033 iterative algorithm that opportunistically prunes the search space
1034 before committing to using more memory.
1035 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1036 (cp_parser_explicit_template_declaration): Same.
1037 * pt.c: (finish_template_variable): Be less redundant with this error
1039 (template_args_equal): No longer static.
1040 (tsubst_decl): Don't try to find specializations of variables that
1041 have already been instantiated.
1042 (build_non_dependent_expr): Avoid infinite recursion during concept
1044 (make_constrained_auto): Normalize constraints.
1045 (do_auto_deduction): When doing auto deduction from a
1046 partial-concept-id, be sure to include the explicit args checking
1048 (constraint_sat_*): New. Memoize satisfied constraints.
1049 (concept_spec_*): New. Memoize expressions associated with a concept
1051 (constraint_memos, concept_memos): New.
1052 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1053 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1054 (get_concept_expansion, save_concept_expansion): New.
1055 (hash_subsumption_args): New.
1056 (comp_subsumption_args): New.
1057 (subsumption_*): New. Memoize parts of the subsumption relation.
1058 (lookup_subsumption_result, save_subsumption_result): New.
1059 (init_constraint_processing): Initialize memo tables.
1060 (get_constraints): Shortcut if !flag_concepts.
1061 * decl.c (grokfndecl): Normalize constraints.
1062 * error.c (dump_simple_decl): Print "concept" when appropriate.
1063 (dump_function_decl): Same.
1064 (dump_template_decl): Don't write requirements when we're not
1065 printing the header.
1066 (dump_expr): Handle fold expressions.
1067 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1069 (get_fold_operator): New.
1070 (pp_cxx_unary_left_fold_expression): New.
1071 (pp_cxx_unary_right_fold_expression): New.
1072 (pp_cxx_binary_fold_expression): New.
1073 (pp_cxx_check_constraint): New.
1074 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1075 to make them easier to read when debugging.
1076 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1077 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1079 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1083 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1085 (suggest_alternatives_for): If no candidates are found, try
1086 lookup_name_fuzzy and report if if finds a suggestion.
1087 (consider_binding_level): New function.
1088 (lookup_name_fuzzy) New function.
1089 * parser.c: Include gcc-rich-location.h.
1090 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1092 (cp_keyword_starts_decl_specifier_p): ...this new function.
1093 (cp_parser_diagnose_invalid_type_name): When issuing
1094 "does not name a type" errors, attempt to make a suggestion using
1096 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1097 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1098 types that are not CLASS_TYPE_P, rather than rejecting individual
1101 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1104 * parser.c (cp_parser_save_member_function_body): Consume
1105 __transaction_relaxed or __transaction_atomic with optional
1106 attribute. Only skip catch with block if try keyword is seen.
1109 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1110 when evaluating call arguments. Use fold_builtin_call_array instead
1111 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1112 check the result with potential_constant_expression and call
1113 cxx_eval_constant_expression on it.
1115 2016-07-19 Jason Merrill <jason@redhat.com>
1118 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1119 handle ARGUMENT_PACK_SELECT.
1121 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1125 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1126 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1127 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1131 * call.c (build_op_call_1): Use convert_like_with_context only
1132 if cand->fn is a decl.
1135 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1136 For lval don't use cxx_eval_unary_expression and instead recurse
1137 and if needed rebuild the reference.
1140 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1143 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1144 fold *expr_p before genericizing it.
1147 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1149 2016-07-15 Jason Merrill <jason@redhat.com>
1152 * call.c (convert_like_real): Mask complain.
1153 * semantics.c (perform_koenig_lookup): Likewise.
1156 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1157 threw away DECL_SAVED_TREE.
1161 * call.c (add_template_conv_candidate): Disable if there are
1165 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1168 * pt.c (tsubst_attributes): Fix loop logic.
1172 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1173 (cp_parser_simple_declaration): Diagnose type definition in
1174 for-range-declaration.
1177 * operators.def: Add *_FOLD_EXPR.
1178 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1179 * mangle.c (write_expression): Handle fold-expressions.
1180 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1181 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1182 partial instantiation.
1185 * mangle.c (write_expression): Handle sizeof... an argument pack.
1188 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1191 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1192 artificial variables.
1194 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1196 * parser.c (cp_parser_oacc_declare): Don't scan for
1198 * semantics.c (handle_omp_array_sections): Mark data clauses with
1199 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1200 zero-length subarrays.
1202 2016-07-11 Jason Merrill <jason@redhat.com>
1204 * decl.c (store_parm_decls): Remove check for void parm.
1206 2016-07-08 Jason Merrill <jason@redhat.com>
1208 * cp-tree.h: Unpoison lvalue_p.
1209 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1210 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1213 * tree.c (obvalue_p): Rename from lvalue_p.
1214 (lvalue_p): Define for c-common.
1215 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1217 (cp_build_addr_expr_1): Remove obsolete code.
1219 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1220 * call.c, cp-tree.h, typeck.c: Adjust.
1222 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1224 P0145R2: Refining Expression Order for C++.
1225 * cp-gimplify.c (lvalue_has_side_effects): New.
1226 (cp_gimplify_expr): Implement assignment ordering.
1227 * call.c (op_is_ordered, build_over_call): Adjust for
1228 -fargs-in-order renaming to -fstrong-eval-order.
1229 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1231 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1232 Kai Tietz <ktietz70@googlemail.com>
1236 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1237 artificial vars, genericize their initializers.
1239 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1242 * parser.c (cp_parser_class_specifier_1): When reporting
1243 missing semicolons, use a fixit-hint to suggest insertion
1244 of a semicolon immediately after the closing brace,
1245 offsetting the reported column accordingly.
1247 2016-07-04 Jan Beulich <jbeulich@suse.com>
1249 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1251 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1253 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1254 Move pragma context checking into...
1255 (cp_parser_omp_cancellation_point): ... here, and improve
1256 diagnostic messages.
1257 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1258 Improve diagnostic messages.
1260 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1262 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1264 2016-06-24 Jason Merrill <jason@redhat.com>
1266 P0145R2: Refining Expression Order for C++.
1267 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1269 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1270 (build_target_expr): Call mark_rvalue_use.
1272 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1274 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1275 (build_over_call): For magic == 3, do no conversion only on 3rd
1278 2016-06-23 Andi Kleen <ak@linux.intel.com>
1280 * Make-lang.in: Add support for autofdo.
1282 2016-06-21 Jason Merrill <jason@redhat.com>
1284 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1285 args as our template has levels of parms.
1287 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1288 (type_dependent_expression_p): Use uses_outer_template_parms.
1290 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1292 * parser.c (cp_parser_string_literal): Convert non-standard
1293 concatenation error to directly use a rich_location, and
1294 use that to add the location of the first literal to the
1297 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1299 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1301 * error.c (dump_function_decl): Save the constexpr specifier too.
1303 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1305 * tree.c (builtin_valid_in_constant_expr_p): Test for
1306 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1308 (bot_manip): Likewise.
1309 * call.c (magic_varargs_p): Likewise.
1311 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1313 * decl.c (grokfndecl): Change pair of errors to error + inform.
1315 2016-06-17 Jason Merrill <jason@redhat.com>
1318 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1319 warning when there are dependent bases.
1321 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1323 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1324 processing_template_decl when checking for bitfields and unions.
1325 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1326 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1327 array sections with COMPONENT_REF bases.
1329 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1331 * parser.c (cp_parser_omp_var_list_no_open): Call
1332 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1333 * semantics.c (finish_omp_clauses): Don't ICE when
1334 processing_template_decl when checking for bitfields and unions.
1335 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1337 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1339 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1340 "%qF" in warning_at instead of "%q+F" in warning.
1341 (check_redeclaration_exception_specification): Likewise in pedwarn
1342 (and error, inform, for consistency).
1343 * call.c (joust): Likewise.
1345 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1348 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1349 code at the end of the for loop; also revert r159637 changes,
1350 add back the gcc_assert.
1351 * cp-tree.h (xref_basetypes): Adjust declaration.
1352 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1354 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1356 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1358 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1360 * typeck.c: Include "gcc-rich-location.h".
1361 (finish_class_member_access_expr): Simplify fixit code by
1362 using gcc_rich_location::add_fixit_misspelled_id.
1364 2016-06-14 Jason Merrill <jason@redhat.com>
1366 P0145R2: Refining Expression Order for C++.
1367 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1368 (CALL_EXPR_REVERSE_ARGS): New.
1369 * call.c (build_new_op_1): Set them.
1370 (extract_call_expr, op_is_ordered): New.
1371 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1372 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1373 * pt.c (tsubst_copy_and_build): Copy new flags.
1374 * semantics.c (simplify_aggr_init_expr): Likewise.
1375 * tree.c (build_aggr_init_expr): Likewise.
1376 (build_min_non_dep_op_overload): Likewise.
1378 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1381 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1382 olddecl vars, preserve their TREE_READONLY bit.
1385 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1387 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1389 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1391 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1393 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1395 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1398 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1401 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1405 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1408 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1409 emits an error do not zero the type.
1411 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1413 * decl.c (maybe_deduce_size_from_array_init): Use
1414 DECL_SOURCE_LOCATION in error_at.
1415 (layout_var_decl): Likewise.
1416 (check_array_initializer): Likewise.
1417 (check_initializer): Likewise.
1418 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1420 2016-06-08 Martin Sebor <msebor@redhat.com>
1421 Jakub Jelinek <jakub@redhat.com>
1425 * constexpr.c: Include gimple-fold.h.
1426 (cxx_eval_internal_function): New function.
1427 (cxx_eval_call_expression): Call it.
1428 (potential_constant_expression_1): Handle integer arithmetic
1430 * tree.c (builtin_valid_in_constant_expr_p): Handle
1431 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1433 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1435 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1436 return value of tsubst_aggr_type for error_mark_node.
1438 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1441 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1443 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1444 Patrick Palka <ppalka@gcc.gnu.org>
1449 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1450 right after cp_fold call if cp_fold has returned the same stmt
1451 already in some earlier cp_fold_r call.
1452 (cp_fold_function): Add pset automatic variable, pass its address
1455 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1458 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1459 emits an error do not zero the type.
1461 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1464 * decl.c (duplicate_decls): Properly copy the
1465 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1466 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1468 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1470 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1471 arguments as addressable when async clause exists.
1473 2016-06-02 Jan Hubicka <jh@suse.cz>
1475 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1478 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1480 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1481 (start_enum): Likewise.
1482 * parser.c (cp_parser_class_head): Likewise.
1484 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1487 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1488 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1489 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1490 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1491 to the newly built tree.
1493 2016-05-31 Jason Merrill <jason@redhat.com>
1495 * pt.c (instantiate_decl): Avoid recalculation.
1500 * pt.c (instantiate_template_1): Don't put the partial
1501 specialization in DECL_TI_TEMPLATE.
1502 (partial_specialization_p, impartial_args): Remove.
1503 (regenerate_decl_from_template): Add args parm.
1504 (instantiate_decl): Look up the partial specialization again.
1507 * pt.c (check_explicit_specialization): Give better diagnostic about
1508 specializing a hidden friend.
1510 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1513 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1514 to obtain correct locations; avoid redundant diagnostics on
1515 out-of-class definitions.
1517 2016-05-30 Martin Sebor <msebor@redhat.com>
1520 * init.c (warn_placement_new_too_small): Handle placement new arguments
1521 that are elements of arrays more carefully. Remove a pointless loop.
1523 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1526 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1527 when combined with target construct.
1528 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1529 to cp_parser_omp_all_clauses.
1531 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1534 * lex.c (unqualified_name_lookup_error): Take a location too.
1535 (unqualified_fn_lookup_error): Take a cp_expr.
1536 * cp-tree.h (unqualified_name_lookup_error,
1537 unqualified_fn_lookup_error): Adjust declarations.
1538 * semantics.c (perform_koenig_lookup): Adjust
1539 unqualified_fn_lookup_error call, pass the location of
1540 the identifier too as part of a cp_expr.
1542 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1545 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1546 to improve the diagnostic about wrong uses of 'virtual'.
1548 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1551 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1552 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1554 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1558 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1559 decls into the global scope after stripping template bits
1560 and setting DECL_ANTICIPATED.
1562 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1565 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1567 * name-lookup.h (push_namespace): Adjust declaration.
1568 * parser.c (cp_parser_namespace_definition): Check push_namespace
1571 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1574 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1575 decls into the global scope after stripping template bits
1576 and setting DECL_ANTICIPATED.
1578 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1580 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1581 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1583 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1587 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1589 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1590 on the qualified_id then propagate it to the resulting
1592 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1594 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1595 its REF_PARENTHESIZED_P flag.
1597 2016-05-25 Jason Merrill <jason@redhat.com>
1601 * cp-tree.h (enum tag_types): Add scope_type.
1602 * parser.c (cp_parser_class_name): Use scope_type.
1603 (prefer_type_arg): Handle scope_type.
1604 (cp_parser_lookup_name): Use prefer_type_arg.
1605 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1606 int prefer_type, use lookup_flags.
1607 * name-lookup.h: Adjust.
1609 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1611 * parser.c (cp_parser_oacc_declare): Add support for
1612 GOMP_MAP_FIRSTPRIVATE_POINTER.
1613 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1614 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1616 (handle_omp_array_sections): Replace bool is_omp argument with enum
1617 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1618 (finish_omp_clauses): Add specific errors and warning messages for
1619 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1620 call to handle_omp_array_sections.
1622 2016-05-24 Jason Merrill <jason@redhat.com>
1625 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1627 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1629 2016-05-24 Martin Sebor <msebor@redhat.com>
1632 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1633 * pt.c (instantiate_class_template_1): Try to complete the element
1634 type of a flexible array member.
1635 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1636 * typeck.c (complete_type): Also complete the type of the elements of
1637 arrays with an unspecified bound.
1639 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1642 * typeck2.c (check_narrowing): Check pedwarn return value.
1644 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1647 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1648 For OMP_CLAUSE_LINEAR_REF don't require type to be
1649 integral or pointer.
1651 2016-05-24 Richard Biener <rguenther@suse.de>
1655 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1656 * constexpr.c (cxx_eval_array_reference): Handle indexed
1658 * typeck.c (cp_build_array_ref): Adjust.
1660 2016-05-23 Jason Merrill <jason@redhat.com>
1663 * constexpr.c (cxx_eval_call_expression): Check for
1664 fun == current_function_decl again.
1667 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1668 maybe_undo_parenthesized_ref.
1671 * pt.c (tsubst_copy): Just return a local variable from
1672 non-template context. Don't call rest_of_decl_compilation for
1673 duplicated static locals.
1674 (tsubst_decl): Set DECL_CONTEXT of local static from another
1677 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1680 * method.c (forward_parm): Use cp_build_reference_type.
1682 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1685 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1687 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1689 * pt.c (check_for_bare_parameter_packs): Improve error message
1690 location for expressions.
1692 2016-05-20 Nathan Sidwell <nathan@acm.org>
1694 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1696 (cxx_eval_call_expression): Fix comment grammar.
1698 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1701 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1702 and return immediately in case of erroneous code.
1704 2016-05-19 Marek Polacek <polacek@redhat.com>
1707 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1709 2016-05-19 Jason Merrill <jason@redhat.com>
1712 * pt.c (fn_type_unification): Add outer template args if needed.
1713 (type_unification_real): Handle getting full args.
1715 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1718 * parser.c (cp_parser_operator): For array new/delete, check that
1719 cp_parser_require returned a non-NULL token before dereferencing
1722 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1724 * decl.c (finish_enum_value_list): Use the specified mode.
1726 2016-05-18 Jason Merrill <jason@redhat.com>
1728 * pt.c (value_dependent_expression_p): Tweak new cases to better
1729 match the wording in the standard.
1731 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1734 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1735 when the previous cp_lexer_peek_token returns CPP_EOF.
1737 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1740 * call.c (convert_like_real): Check that we are actually converting
1743 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1745 * decl.c (grokdeclarator): Remove errmsg and use of
1746 targetm.invalid_return_type.
1747 (grokparms): Remove errmsg and use of
1748 targetm.invalid_parameter_type.
1750 2016-05-13 Jason Merrill <jason@redhat.com>
1754 * pt.c (tsubst_decl): Use uses_template_parms.
1755 (instantiate_template_1): Handle non-dependent calls in templates.
1756 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1757 (type_dependent_expression_p): Only consider innermost template args.
1758 (dependent_template_arg_p): Check enclosing class of a template here.
1759 (dependent_template_p): Not here.
1760 (type_dependent_object_expression_p): New.
1761 * typeck.c (finish_class_member_access_expr): Use it.
1762 * parser.c (cp_parser_postfix_expression): Use it.
1763 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1764 to detect the current instantiation.
1765 (cp_parser_lookup_name): Really implement DR 141.
1766 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1767 (any_dependent_bases_p): Split out from...
1768 * name-lookup.c (do_class_using_decl): ...here.
1769 * call.c (build_new_method_call_1): Use it.
1770 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1771 * tree.c (non_static_member_function_p): Remove.
1772 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1774 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1775 complete_type_or_else for unknown_type_node, too.
1777 2016-05-12 Marek Polacek <polacek@redhat.com>
1780 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1781 * cp-tree.h (cp_build_modify_expr): Update declaration.
1782 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1784 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1785 cp_build_modify_expr.
1786 * decl2.c (set_guard): Likewise.
1787 (handle_tls_init): Likewise.
1788 * init.c (perform_member_init): Likewise.
1789 (expand_virtual_init): Likewise.
1790 (build_new_1): Likewise.
1791 (build_vec_delete_1): Likewise.
1792 (get_temp_regvar): Likewise.
1793 (build_vec_init): Likewise.
1794 * method.c (do_build_copy_assign): Likewise.
1795 (assignable_expr): Likewise.
1796 * semantics.c (finish_omp_for): Likewise.
1797 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1799 (cp_pointer_int_sum): Add location parameter. Pass it down to
1801 (pointer_diff): Add location parameter. Use it.
1802 (build_modify_expr): Pass location down to cp_build_modify_expr.
1803 (cp_build_modify_expr): Add location parameter. Use it.
1804 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1805 * typeck2.c (cxx_incomplete_type_diagnostic,
1806 cxx_incomplete_type_error): Add location parameter.
1808 2016-05-11 Marek Polacek <polacek@redhat.com>
1811 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1813 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1815 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1816 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1818 2016-05-04 Marek Polacek <polacek@redhat.com>
1820 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1821 with OPT_Wdangling_else.
1823 2016-05-03 Martin Sebor <msebor@redhat.com>
1826 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1827 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1829 2016-05-03 Marek Polacek <polacek@redhat.com>
1832 * call.c (build_cxx_call): Pass location and vNULL down to
1833 check_builtin_function_arguments.
1835 2016-05-03 Richard Biener <rguenther@suse.de>
1837 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1838 the checksum from the previous stage.
1840 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1843 * typeck.c (finish_class_member_access_expr): When
1844 giving a hint about a possibly-misspelled member name,
1845 add a fix-it replacement hint.
1847 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1849 * cp-tree.h (finish_omp_clauses): Update prototype.
1850 * parser.c (cp_parser_oacc_all_clauses): Update call to
1852 (cp_parser_omp_all_clauses): Likewise.
1853 (cp_parser_omp_for_loop): Likewise.
1854 (cp_omp_split_clauses): Likewise.
1855 (cp_parser_oacc_cache): Likewise.
1856 (cp_parser_oacc_loop): Likewise.
1857 (cp_parser_omp_declare_target):
1858 (cp_parser_cilk_simd_all_clauses): Likewise.
1859 (cp_parser_cilk_for): Likewise.
1860 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1861 arguments with enum c_omp_region_type ort.
1862 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1863 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1864 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1865 (tsubst_expr): Update calls to tsubst_omp_clauses.
1866 * semantics.c (finish_omp_clauses): Replace bool arguments
1867 allow_fields, declare_simd, and is_cilk with bitmask ort.
1868 (finish_omp_for): Update call to finish_omp_clauses.
1870 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1873 * parser.c (cp_parser_class_head): Capture the start location;
1874 use it to emit a fix-it insertion hint when complaining
1875 about missing "template <> " in explicit specializations.
1877 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1879 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1881 2016-05-02 Richard Biener <rguenther@suse.de>
1883 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1886 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1889 * class.c (check_field_decl): Remove final int* parameter, change
1890 the return type to bool; fix logic in order not to reject multiple
1891 initialized fields in anonymous struct.
1892 (check_field_decls): Adjust call.
1894 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1897 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1898 OACC_LOOP_CLAUSE_MASK.
1899 (cp_parser_oacc_kernels_parallel): Update call to
1900 c_oacc_split_loop_clauses.
1902 2016-04-28 Jason Merrill <jason@redhat.com>
1904 Implement C++17 [[nodiscard]] attribute.
1907 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1908 * tree.c (handle_nodiscard_attribute): New.
1909 (cxx_attribute_table): Add [[nodiscard]].
1910 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1911 (maybe_warn_nodiscard): New.
1912 (convert_to_void): Call it.
1914 * cvt.c (cp_get_callee): New.
1915 * constexpr.c (get_function_named_in_call): Use it.
1916 * cxx-pretty-print.c (postfix_expression): Use it.
1917 * except.c (check_noexcept_r): Use it.
1918 * method.c (check_nontriv): Use it.
1919 * tree.c (build_aggr_init_expr): Use it.
1920 * cp-tree.h: Declare it.
1922 2015-04-27 Ryan Burn <contact@rnburn.com>
1923 Jeff Law <law@redhat.com>
1927 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1928 instead of cilk_detect_spawn_and_unwrap.
1929 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1931 (cilk_cp_detect_spawn_and_unwrap): New.
1932 * lambda.c: Include cp-cilkplus.h.
1933 * parser.c: Include cp-cilkplus.h.
1934 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1935 * cp-cilkpus.h: New file.
1937 2016-04-27 Nathan Sidwell <nathan@acm.org>
1939 * constexpr.c (get_fundef_copy): Use the original function for
1940 non-recursive evaluations.
1941 (save_fundef_copy): Always expect a slot to be available.
1943 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1945 * parser.c (cp_parser_postfix_expression): Call
1946 warn_for_memset instead of warning directly here.
1948 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1951 * decl.c (build_enumerator): Set current_access_specifier when
1952 declaring an enumerator belonging to an in-class enumeration.
1953 * parser.c (cp_parser_check_access_in_redecleration): Also
1954 consider in-class enumerations.
1956 2016-04-26 Marek Polacek <polacek@redhat.com>
1959 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1960 instead of stabilize_reference.
1961 (build_over_call): Likewise.
1962 * cp-tree.h (cp_stabilize_reference): Declare.
1963 * tree.c (cp_stabilize_reference): New function.
1964 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1965 stabilize_reference.
1966 (unary_complex_lvalue): Likewise.
1967 (cp_build_modify_expr): Likewise.
1969 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1972 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1975 2016-04-25 Jason Merrill <jason@redhat.com>
1977 * tree.c (std_attribute_table): New.
1978 (init_tree): Register it.
1980 2016-04-22 Jason Merrill <jason@redhat.com>
1982 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1984 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1986 * name-lookup.c (free_saved_scope): New free list of saved_scope
1988 (push_to_top_level): Attempt to reuse a saved_scope struct
1989 from free_saved_scope instead of allocating a new one each time.
1990 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1991 onto free_saved_scope.
1993 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1996 * semantics.c (process_outer_var_ref): Unconditionally return
1997 error_mark_node when mark_used returns false.
1999 2016-04-21 Marek Polacek <polacek@redhat.com>
2002 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2003 extra qualification.
2005 2016-04-20 Nathan Sidwell <nathan@acm.org>
2008 * init.c (build_vec_delete_1): Protect operator delete call in try
2010 (build_delete): Likewise.
2011 * optimize.c (build_delete_destructor_body): Likewise.
2013 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2016 * cp-tree.h (finish_omp_clauses): Add new default argument.
2017 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2018 instead of c_finish_cilk_clauses.
2019 * semantics.c (finish_omp_clauses): Add new argument. Allow
2020 floating-point variables in the linear clause for Cilk Plus.
2022 2016-04-20 Nathan Sidwell <nathan@acm.org>
2024 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2027 2016-04-19 Jason Merrill <jason@redhat.com>
2030 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2031 * pt.c (make_pack_expansion): Call mark_exp_read.
2032 * semantics.c (finish_id_expression): Call mark_type_use in
2033 unevaluated context.
2036 * call.c (implicit_conversion): If we choose a copy constructor
2037 for list-initialization from the same type, the conversion is an
2040 * constexpr.c (breaks): Handle EXIT_EXPR.
2041 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2042 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2047 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2050 * pt.c (tsubst_expr): Remove shadowing declaration.
2051 (tsubst_pack_expansion): Add assert.
2053 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2056 * name-lookup.c (qualified_lookup_using_namespace): Look through
2059 2016-04-18 Michael Matz <matz@suse.de>
2061 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2062 (layout_class_type): Ditto.
2063 (build_base_field): Use SET_DECL_ALIGN.
2064 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2065 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2066 (record_unknown_type): Use SET_TYPE_ALIGN.
2067 (cxx_init_decl_processing): Ditto.
2068 (copy_type_enum): Ditto.
2069 (grokfndecl): Use SET_DECL_ALIGN.
2070 (copy_type_enum): Use SET_TYPE_ALIGN.
2071 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2073 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2074 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2075 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2076 * rtti.c (emit_tinfo_decl): Ditto.
2078 2016-04-18 Jason Merrill <jason@redhat.com>
2082 * class.c (type_maybe_constexpr_default_constructor): New.
2083 (type_has_constexpr_default_constructor): Revert.
2085 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2089 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2090 (handle_com_interface_attribute): Delete.
2092 2016-04-15 Jason Merrill <jason@redhat.com>
2095 * constexpr.c (get_fundef_copy): Handle null *slot.
2098 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2099 unknown_type_node, too.
2101 2016-04-15 Jason Merrill <jason@redhat.com>
2102 Nathan Sidwell <nathan@acm.org>
2105 * constexpr.c (constexpr_call_table): Preserve in GC.
2106 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2107 (fundef_copies_table): Preserve in GC. Change to pointer to
2109 (maybe_initialize_fundef_copies_table): Adjust.
2110 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2111 (save_fundef_copy): Adjust for a TREE_LIST.
2112 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2113 (fini_constexpr): New.
2114 * cp-tree.h (fini_constexpr): Declare.
2115 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2117 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2120 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2122 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2123 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2124 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2125 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2126 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2127 cp_parser_statement.
2128 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2129 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2130 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2131 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2132 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2133 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2134 cp_parser_omp_taskloop, cp_parser_omp_construct,
2135 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2136 Add IF_P argument, pass it down where needed.
2137 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2138 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2141 2016-04-14 Jason Merrill <jason@redhat.com>
2144 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2145 * typeck2.c (split_nonconstant_init_1): Use it.
2148 * class.c (type_has_constexpr_default_constructor): Return true
2149 for an implicitly declared constructor.
2152 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2153 (cp_parser_simple_declaration): Pass it.
2154 (strip_declarator_types): New.
2157 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2158 initializer also makes the variable value-dependent.
2161 * constexpr.c (cxx_eval_store_expression): Also copy
2162 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2164 2016-04-14 Martin Sebor <msebor@redhat.com>
2169 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2171 2016-04-14 Jason Merrill <jason@redhat.com>
2173 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2174 parameter ABI change.
2176 2016-04-13 Martin Sebor <msebor@redhat.com>
2181 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2183 * decl.c (check_initializer, cp_finish_decl): Call them.
2184 (reshape_init_r): Reject incompletely braced intializer-lists
2186 * init.c (throw_bad_array_length, build_vla_check)
2187 (build_vla_size_check, build_vla_init_check): Define new functions.
2188 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2190 (store_init_value): Same.
2192 2016-04-13 Jason Merrill <jason@redhat.com>
2194 Warn about empty parameter ABI with -Wabi=9.
2195 * call.c (empty_class_msg, mark_for_abi_warning)
2196 (warn_empty_class_abi): New.
2197 (build_call_a): Use them.
2198 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2199 * error.c (pp_format_to_string): New.
2201 Pass empty class parameters like C.
2202 * call.c (pass_as_empty_struct, empty_class_arg): New.
2203 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2204 (build_call_a): Use empty_class_arg.
2205 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2206 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2208 2016-04-13 Jason Merrill <jason@redhat.com>
2211 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2213 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2216 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2217 avoidance mechanism.
2219 2016-04-13 Jason Merrill <jason@redhat.com>
2222 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2223 from instantiation_dependent_expression_p.
2224 (value_dependent_expression_p): Use it for unevaluated operands.
2225 (instantiation_dependent_r): Don't check value-dependence.
2226 (instantiation_dependent_expression_p): Check
2227 value-dependence of the expression as a whole.
2228 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2229 * semantics.c (finish_decltype_type): Use it.
2231 * constexpr.c (potential_nondependent_constant_expression): New.
2232 (potential_nondependent_static_init_expression): New.
2233 (maybe_constant_value_1, fold_non_dependent_expr)
2234 (maybe_constant_init): Use them.
2235 * pt.c (instantiate_non_dependent_expr_sfinae)
2236 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2238 * cp-tree.h: Declare them.
2240 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2243 * decl.c (pop_labels_1): Removed.
2244 (note_label, sort_labels): New functions.
2245 (pop_labels): During named_labels traversal, just push the slot
2246 pointers into a vector, then qsort it by DECL_UID and only then
2247 call pop_label and chain it into BLOCK_VARS.
2249 2016-04-13 Jason Merrill <jason@redhat.com>
2252 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2253 (cp_gimplify_expr): Not here.
2255 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2258 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2260 * typeck.c (build_x_conditional_expr): Unconditionally remember
2261 that the result is an lvalue or xvalue.
2263 2016-04-12 Jason Merrill <jason@redhat.com>
2265 * class.c (is_really_empty_class): A zero-length array is empty.
2266 An unnamed bit-field doesn't make a class non-empty.
2268 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2271 * parser.c (cp_parser_cache_defarg): When file ends in default
2272 argument simply return error_mark_node.
2274 2016-04-12 Nathan Sidwell <nathan@acm.org>
2277 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2280 2016-04-11 Jason Merrill <jason@redhat.com>
2282 * mangle.c (decl_is_template_id): The template itself counts as a
2285 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2289 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2290 on the result if it's not a CONSTRUCTOR.
2292 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2295 * constexpr.c (find_constructor): New function.
2296 (unshare_constructor): New function.
2297 (cxx_eval_call_expression): Use unshare_constructor instead of
2299 (find_array_ctor_elt): Likewise.
2300 (cxx_eval_vec_init_1): Likewise.
2301 (cxx_eval_store_expression): Likewise.
2302 (cxx_eval_constant_expression): Likewise.
2304 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2307 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2308 potentially generating a future -Wparentheses warning in its
2311 2016-04-06 Jason Merrill <jason@redhat.com>
2313 * class.c (check_abi_tags): Fix function template handling.
2315 2016-04-05 Nathan Sidwell <nathan@acm.org>
2318 * class.c (fixup_may_alias): New.
2319 (fixup_attribute_variants): Call it.
2321 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2324 * constexpr.c (struct fundef_copy): New struct.
2325 (struct fundef_copies_table_t): New struct.
2326 (fundef_copies_table): New static variable.
2327 (maybe_initialize_fundef_copies_table): New static function.
2328 (get_fundef_copy): New static function.
2329 (save_fundef_copy): New static function.
2330 (cxx_eval_call_expression): Use get_fundef_copy, and
2332 (constexpr_call_table): Add "deletable" GTY marker.
2334 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2337 * cp-tree.h (class cache_map): Remove.
2338 * constexpr.c (cv_cache): Change type to
2339 GTY((deletable)) hash_map<tree, tree> *.
2340 (maybe_constant_value): Adjust following the change to cv_cache.
2341 (clear_cv_cache): New static function.
2342 (clear_cv_and_fold_caches): Use it.
2343 * cp-gimplify.c (fold_cache): Change type to
2344 GTY((deletable)) hash_map<tree, tree> *.
2345 (clear_fold_cache): Adjust following the change to fold_cache.
2346 (cp_fold): Likewise.
2348 2016-04-02 Martin Sebor <msebor@redhat.com>
2354 * constexpr.c (diag_array_subscript): New function.
2355 (cxx_eval_array_reference): Detect out of bounds array indices.
2357 2016-04-01 Jason Merrill <jason@redhat.com>
2361 * pt.c (instantiate_decl): A function isn't fully defined if
2362 DECL_INITIAL is error_mark_node.
2363 * constexpr.c (cxx_eval_call_expression): Likewise.
2365 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2366 Marek Polacek <polacek@redhat.com>
2369 * init.c (warn_placement_new_too_small): Test whether
2370 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2372 2016-04-01 Nathan Sidwell <nathan@acm.org>
2375 * decl.c (check_redeclaration_exception_specification): Check
2376 regardless of -fno-exceptions.
2377 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2378 flag_exceptions too.
2380 2016-03-31 Nathan Sidwell <nathan@acm.org>
2382 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2383 (finish_destructor_body): Don't emit operator delete here.
2385 2016-03-31 Nathan Sidwell <nathan@acm.org>
2388 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2389 elements in field order.
2391 2016-03-31 Marek Polacek <polacek@redhat.com>
2394 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2396 2016-03-31 Richard Biener <rguenther@suse.de>
2399 * typeck.c (cp_build_binary_op): Fix operand order of vector
2400 conditional in truth op handling.
2402 2016-03-29 Jason Merrill <jason@redhat.com>
2405 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2406 in constexpr functions.
2408 2016-03-28 Jason Merrill <jason@redhat.com>
2413 * decl.c, pt.c, constexpr.c: Revert last patch.
2415 2016-03-25 Jason Merrill <jason@redhat.com>
2416 Martin Liška <mliska@suse.cz>
2421 * decl.c (cp_fname_init): Decay the initializer to pointer.
2422 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2423 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2424 Don't call cp_finish_decl.
2425 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2426 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2427 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2428 Handle DECL_VALUE_EXPR.
2430 2016-03-24 Jason Merrill <jason@redhat.com>
2433 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2436 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2439 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2442 * tree.c (build_cplus_array_type): Determine type-dependentess
2443 with uses_template_parms instead of with dependent_type_p.
2445 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2448 * typeck.c (process_init_constructor_union): If the initializer
2449 is empty, use the union's NSDMI if it has one.
2451 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2454 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2455 NSDMI that's part of an aggregrate initialization.
2457 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2460 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2461 for 1..max even for multi-dimensional arrays. Call unshare_expr
2465 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2466 on TREE_OVERFLOW constants.
2469 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2470 for OMP_TASKLOOP here.
2471 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2472 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2474 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2475 Jason Merrill <jason@redhat.com>
2476 Jakub Jelinek <jakub@redhat.com>
2479 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2480 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2481 (finish_function): Don't set or test them.
2482 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2484 2016-03-23 Jason Merrill <jason@redhat.com>
2487 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2489 2016-03-23 Marek Polacek <polacek@redhat.com>
2492 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2494 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2496 * call.c (build_conditional_expr_1): Always use original
2497 condition type for vector type checks and build.
2499 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2502 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2504 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2507 * constexpr.c (non_const_var_error): Check
2508 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2510 2016-03-21 Richard Henderson <rth@redhat.com>
2513 * decl.c (notice_forced_label_r): New.
2514 (cp_finish_decl): Use it.
2516 2016-03-21 Jason Merrill <jason@redhat.com>
2519 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2521 2016-03-18 Jason Merrill <jason@redhat.com>
2524 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2527 * class.c (vptr_via_virtual_p): New.
2528 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2529 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2530 a vptr from any virtual base in a not-in-charge 'structor.
2532 * decl.c (build_clobber_this): Factor out of
2533 start_preparsed_function and begin_destructor_body. Handle
2534 virtual bases better.
2536 * class.c (build_if_in_charge): Split out from build_base_path.
2537 * init.c (expand_virtual_init, expand_default_init): Use it.
2538 * call.c (build_special_member_call): Use it.
2540 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2543 * init.c (build_new_1): Complain and return error_mark_node
2544 if alloc_fn is not _Jv_AllocObject function returning pointer.
2546 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2549 * search.c (adjust_result_of_qualified_name_lookup): Don't
2550 update the BASELINK_BINFO of DECL if the second call
2551 to lookup_base fails.
2553 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2556 * parser.c (cp_parser_lambda_expression): Move call to
2557 pop_deferring_access_checks ahead of the call to
2558 cp_parser_end_tentative_firewall.
2560 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2563 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2564 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2565 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2567 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2568 if magic_varargs_p == 1, call decay_conversion
2569 instead of mark_type_use. Don't store error_mark_node arguments to
2570 argarray, instead return error_mark_node.
2573 * decl.c (begin_destructor_body): Don't insert clobber if
2574 is_empty_class (current_class_type).
2576 2016-03-17 Marek Polacek <polacek@redhat.com>
2579 * typeck.c (warn_for_null_address): New function.
2580 (cp_build_binary_op): Call it.
2582 2016-03-16 Jason Merrill <jason@redhat.com>
2585 * decl.c (start_preparsed_function): Don't clobber an empty base.
2587 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2590 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2591 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2594 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2595 set in_base_initializer.
2597 2016-03-15 Marek Polacek <polacek@redhat.com>
2600 * tree.c (strip_typedefs): Call strip_typedefs again on the
2601 DECL_ORIGINAL_TYPE result.
2603 2016-03-15 Jason Merrill <jason@redhat.com>
2606 * pt.c (instantiate_decl): Fix call to variable_template_p.
2609 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2611 2016-03-14 Casey Carter <casey@carter.net>
2612 Jason Merrill <jason@redhat.com>
2614 P0184R0: Generalizing the Range-Based For Loop
2615 * parser.c (cp_convert_range_for): Set the type of __end separately.
2616 (cp_parser_perform_range_for_lookup): Allow different begin/end
2617 types if they are comparable.
2619 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2622 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2623 processing_template_decl and EXPR is a SCOPE_REF.
2625 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2626 Jakub Jelinek <jakub@redhat.com>
2629 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2630 return value from cxx_eval_constant_expression from earlier
2631 elements if it is valid constant initializer requiring no
2634 2016-03-10 Marek Polacek <polacek@redhat.com>
2637 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2639 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2641 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2642 when calling c_finish_omp_clauses.
2644 2016-03-08 Jason Merrill <jason@redhat.com>
2646 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2647 diagnostic for use of "concept".
2648 (cp_parser_requires_clause_opt): And "requires".
2649 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2650 (cp_parser_explicit_template_declaration): Adjust.
2651 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2653 P0036R0: Unary Folds and Empty Parameter Packs
2654 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2656 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2659 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2660 even after the last iteration of the loop.
2662 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2664 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2667 * pt.c (get_template_info): Handle PARM_DECL.
2668 (template_class_depth): Check DECL_P instead of
2669 VAR_OR_FUNCTION_DECL_P.
2671 2016-03-05 Jason Merrill <jason@redhat.com>
2674 * constexpr.c (cxx_eval_store_expression): Replace
2675 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2677 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2680 * pt.c (template_class_depth): Given a lambda type, iterate
2681 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2682 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2685 2016-03-04 Jason Merrill <jason@redhat.com>
2688 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2689 * init.c (build_vec_delete_1): Set it.
2690 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2692 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2694 * decl.c (start_preparsed_function): Don't emit start clobber at the
2695 start of constructor clones.
2698 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2699 * decl.c (start_preparsed_function): Call
2700 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2701 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2702 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2704 2016-03-04 Jason Merrill <jason@redhat.com>
2707 * constexpr.c (cxx_eval_component_reference): Further tweak.
2709 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2710 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2711 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2712 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2715 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2718 2016-03-03 Jason Merrill <jason@redhat.com>
2720 * method.c (synthesized_method_walk): operator= can also be constexpr.
2722 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2723 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2726 * pt.c (copy_template_args): New.
2727 (tsubst_pack_expansion): Use it.
2729 * call.c (build_aggr_conv): Use get_nsdmi.
2732 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2735 * constexpr.c (cxx_eval_component_reference): Just return an empty
2736 CONSTRUCTOR for an empty class.
2738 2016-03-01 Jason Merrill <jason@redhat.com>
2741 * parser.c (cp_parser_requires_clause): Call
2742 check_for_bare_parameter_packs.
2745 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2749 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2750 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2751 [TARGET_EXPR]: Unshare init.
2753 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2757 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2760 2016-02-28 Jason Merrill <jason@redhat.com>
2763 * constexpr.c (cxx_eval_store_expression): Unshare init.
2765 2016-02-26 Jason Merrill <jason@redhat.com>
2768 * pt.c (make_argument_pack): New.
2769 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2770 (tsubst_copy_and_build): Likewise.
2772 2016-02-25 Jason Merrill <jason@redhat.com>
2775 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2776 * tree.c (build_aggr_init_expr): Set it.
2777 * semantics.c (simplify_aggr_init_expr): Check it.
2778 * cp-gimplify.c (cp_genericize_r): Don't walk into
2779 a call/aggr_init from a thunk.
2782 * method.c (forward_parm): Handle parameter packs.
2783 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2786 * constexpr.c (cxx_eval_component_reference): Don't complain about
2787 unevaluated empty classes.
2790 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2792 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2795 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2796 (maybe_undo_parenthesized_ref): Declare.
2797 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2799 (finish_call_expr): Use it.
2800 * typeck.c (check_return_expr): Use it.
2801 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2802 REF_PARENTHESIZED_P flag.
2804 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2807 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2809 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2811 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2812 unless they are folded into INTEGER_CST, error_mark_node or some
2813 comparison with NULL, avoid folding them and use either the original
2814 comparison or non-folded comparison of folded arguments.
2815 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2816 comparison, don't fold the comparison right away.
2818 2016-02-24 Jason Merrill <jason@redhat.com>
2821 * friend.c (make_friend_class): Likewise.
2822 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2824 2016-02-24 Jason Merrill <jason@redhat.com>
2827 * pt.c (instantiate_class_template_1): Set
2828 processing_template_decl before substituting friend_type.
2830 016-02-24 Martin Sebor <msebor@redhat.com>
2833 * tree.c (build_ctor_subob_ref): Compare types' main variants
2834 instead of the types as they are.
2836 2016-02-24 Jason Merrill <jason@redhat.com>
2838 * decl.c (start_preparsed_function): Condition ctor clobber on
2839 flag_lifetime_dse > 1.
2841 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2843 2016-02-19 Jason Merrill <jason@redhat.com>
2846 * call.c (remaining_arguments): No longer static.
2847 * cp-tree.h: Declare it.
2848 * pt.c (more_specialized_fn): Use it.
2850 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2851 Bernd Edlinger <bernd.edlinger@hotmail.de>
2853 * Make-lang.in: Invoke gperf with -L C++.
2854 * cfns.gperf: Remove prototypes for hash and libc_name_p
2856 * cfns.h: Regenerated.
2857 * except.c (nothrow_libfn_p): Adjust.
2859 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2862 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2863 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2865 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2868 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2870 * semantics.c (finish_call_expr): Don't assume a constructor
2871 call is dependent if only the "this" pointer is dependent. When
2872 building a constructor call, always use a dummy object.
2874 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2877 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2879 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2880 operators if folding preserved the binop, just with different
2884 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2885 attr_spec is always single element chain, chain all the attributes
2886 properly together in the right order.
2888 2016-02-18 Jason Merrill <jason@redhat.com>
2890 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2892 (mangle_decl): Call maybe_check_abi_tags for function scope.
2893 (mangle_guard_variable): Call maybe_check_abi_tags here.
2894 (write_guarded_var_name): Not here.
2896 2016-02-17 Jason Merrill <jason@redhat.com>
2899 * constexpr.c (build_constexpr_constructor_member_initializers):
2900 Handle an additional STATEMENT_LIST.
2903 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2906 * decl2.c (reset_type_linkage_2): Look through member templates.
2908 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2911 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2913 2016-02-17 Jason Merrill <jason@redhat.com>
2916 * method.c (forward_parm): Split out from...
2917 (add_one_base_init): ...here.
2918 * lambda.c (maybe_add_lambda_conv_op): Use it.
2920 2016-02-16 Jason Merrill <jason@redhat.com>
2924 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2925 tree.c, typeck2.c: Revert earlier changes.
2926 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2927 non-type templates after -> or .
2929 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2932 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2934 2016-02-16 Jason Merrill <jason@redhat.com>
2937 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2938 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2939 * name-lookup.h: Adjust.
2941 2016-02-16 James Norris <jnorris@codesourcery.com>
2943 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2944 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2946 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2949 * init.c (expand_default_init): Only call reshape_init
2950 in the direct-initialization from an initializer list case.
2952 2016-02-15 Jason Merrill <jason@redhat.com>
2955 * semantics.c (finish_call_expr): Implicit 'this' does not make
2957 * search.c (any_dependent_bases_p): Split out...
2958 * name-lookup.c (do_class_using_decl): ...from here.
2959 * call.c (build_new_method_call_1): Don't complain about missing object
2960 if there are dependent bases. Tweak error.
2961 * tree.c (non_static_member_function_p): Remove.
2962 * pt.c (type_dependent_expression_p): A member template of a
2963 dependent type is dependent.
2964 * cp-tree.h: Adjust.
2967 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2969 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2972 * pt.c (lookup_and_finish_template_variable): New function,
2974 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2975 (tsubst_qualified_id): Consider that EXPR might be a variable
2977 * typeck.c (check_template_keyword): Don't emit an error
2978 if DECL is a variable template.
2980 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2982 * error.c: Spelling fixes - behaviour -> behavior and
2983 neighbour -> neighbor.
2985 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2987 * init.c (build_delete): Likewise.
2989 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2992 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2993 arguments for -Waddress warning. Fix up formatting.
2995 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2998 * pt.c (lookup_template_class_1): Check tsubst return value for
3001 2016-02-10 Jason Merrill <jason@redhat.com>
3004 * pt.c (resolve_nondeduced_context): Add complain parm.
3005 (do_auto_deduction): Pass it.
3006 * cvt.c (convert_to_void): Likewise.
3007 * decl.c (cp_finish_decl): Likewise.
3008 * init.c (build_new): Likewise.
3009 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3010 * semantics.c (finish_decltype_type): Likewise.
3011 * typeck.c (decay_conversion): Likewise.
3012 * cp-tree.h: Adjust declaration.
3013 * call.c (standard_conversion): Add complain parm, pass it along.
3014 (implicit_conversion): Pass it.
3017 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3018 (lookup_name_real_1): Likewise.
3019 (remove_hidden_names): Handle non-functions too.
3022 * parser.c (cp_parser_lookup_name): When looking for a template
3023 after . or ->, only consider class templates.
3024 (cp_parser_postfix_dot_deref_expression): Handle the current
3025 instantiation. Remember a dependent object expression.
3026 * typeck2.c (build_x_arrow): Handle the current instantiation.
3028 * ptree.c (debug_tree): Implement for cp_expr.
3030 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3033 * parser.c (cp_parser_simple_type_specifier): Make the check
3034 for disambiguating between an 'auto' placeholder and an implicit
3035 template parameter more robust.
3037 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3041 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3042 setting its TREE_USED flag.
3044 2016-02-08 Jason Merrill <jason@redhat.com>
3047 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3050 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3053 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3054 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3056 2016-02-08 Marek Polacek <polacek@redhat.com>
3059 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3060 Call clear_fold_cache.
3061 * cp-tree.h: Adjust declaration.
3062 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3063 rather than clear_cv_cache and clear_fold_cache.
3064 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3066 2016-02-08 Jason Merrill <jason@redhat.com>
3068 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3069 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3070 (ocp_convert): Use *_maybe_fold.
3071 (cp_convert_to_pointer): Add dofold parameter.
3072 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3074 2016-02-05 Martin Sebor <msebor@redhat.com>
3077 * init.c (find_field_init): New function.
3078 (warn_placement_new_too_small): Call it. Handle one-element arrays
3079 at ends of structures special.
3081 2016-02-05 Jason Merrill <jason@redhat.com>
3084 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3085 make sure we've seen_error().
3087 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3090 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3091 if lookup_fnfields returns NULL_TREE and the name being looked
3092 up has the form A::A.
3094 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3096 * constexpr.c (cxx_eval_binary_expression): Fold equality
3097 comparisons involving PTRMEM_CSTs.
3099 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3101 * class.c (find_flexarrays): Don't declare dom variable.
3102 (diagnose_flexarray): Likewise.
3104 2016-02-02 Martain Sebor <msebor@redhat.com>
3111 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3112 of a flexible array member for equality to null.
3113 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3114 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3115 (check_flexarrays): Same.
3116 * decl.c (compute_array_index_type): Avoid special case for flexible
3118 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3120 * error.c (dump_type_suffix): Revert changes introduced in r231665
3121 and rendered unnecessary by the changes above.
3122 * pt.c (tsubst): Same.
3123 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3124 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3125 (process_init_constructor_array): Same.
3126 (process_init_constructor_record): Same.
3128 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3131 * pt.c (try_one_overload): Handle comparing argument packs so
3132 that there is no conflict if we deduced more arguments of an
3133 argument pack than were explicitly specified.
3135 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3136 Jason Merrill <jason@redhat.com>
3139 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3140 function type if nothing is changing.
3142 2016-01-31 Jason Merrill <jason@redhat.com>
3145 * pt.c (partial_specialization_p, impartial_args): New.
3146 (instantiate_decl): Call impartial_args.
3148 * mangle.c (maybe_check_abi_tags): New.
3149 (write_guarded_var_name): Call it.
3150 (mangle_ref_init_variable): Call check_abi_tags.
3152 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3153 between template and instantiation.
3155 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3158 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3159 function declarations.
3161 2016-01-29 Marek Polacek <polacek@redhat.com>
3165 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3166 out of bound" error earlier.
3167 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3170 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3172 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3173 structure, update free_binding_level before the structure's
3174 level_chain field gets cleared, not after.
3176 2016-01-28 Jason Merrill <jason@redhat.com>
3179 * search.c (dfs_walk_once, dfs_walk_once_r)
3180 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3181 hash_set instead of BINFO_MARKED.
3182 (dfs_unmark_r): Remove.
3184 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3187 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3188 (cp_lexer_debugging_p): Use it.
3189 (cp_lexer_start_debugging): Likewise.
3190 (cp_lexer_stop_debugging): Likewise.
3192 2016-01-27 Marek Polacek <polacek@redhat.com>
3195 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3196 needed. Add -Wsign-compare warning.
3198 2016-01-27 Ryan Burn <contact@rnburn.com>
3201 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3202 superfluous post_p argument in call to
3203 cilk_gimplify_call_params_in_spawned_fn.
3205 2016-01-27 Marek Polacek <polacek@redhat.com>
3208 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3209 wrapped in NOP_EXPRs.
3211 2016-01-27 Martin Sebor <msebor@redhat.com>
3214 * mangle.c (mangle_decl): Reference the correct (saved) version
3215 of the ABI in -Wabi diagnostics.
3217 2016-01-27 Marek Polacek <polacek@redhat.com>
3220 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3221 elements of the array.
3223 2016-01-26 Jason Merrill <jason@redhat.com>
3226 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3227 (cxx_eval_call_expression): Don't look through clones.
3228 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3229 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3230 maybe-in-charge *tor.
3232 2016-01-26 Jason Merrill <jason@redhat.com>
3235 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3236 and TREE_SIDE_EFFECTS.
3237 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3238 verify_constructor_flags.
3240 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3243 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3244 return error_mark_node instead of building trees with error_mark_node
3247 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3250 * error.c (print_instantiation_partial_context_line): Add missing
3251 newlines from output for the t == NULL case.
3252 (print_instantiation_partial_context): Remove call to pp_newline.
3254 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3257 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3262 * decl.c (grokdeclarator): Don't decay array parameter type to
3263 a pointer type if it's dependent.
3264 (grokparms): Invoke strip_top_quals instead of directly invoking
3265 cp_build_qualified_type.
3266 * pt.c (decay_dependent_array_parm_type): New static function.
3267 (type_unification_real): Call decay_dependent_array_parm_type
3268 to decay a dependent array parameter type to its corresponding
3269 pointer type before unification.
3270 (more_specialized_fn): Likewise.
3271 (get_bindings): Likewise.
3272 * tree.c (cp_build_qualified_type): Trivial typofix in
3275 2016-01-23 Martin Sebor <msebor@redhat.com>
3279 * decl2.c (is_late_template_attribute): Handle dependent argument
3280 to attribute align and attribute vector_size.
3282 2016-01-21 Jason Merrill <jason@redhat.com>
3285 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3286 for init-capture, too.
3289 * decl.c (type_is_deprecated): Don't look into a typedef.
3293 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3296 * decl.c (start_enum): Add attributes parameter.
3297 * parser.c (cp_parser_enum_specifier): Pass it.
3298 * pt.c (lookup_template_class_1): Pass it.
3299 * cp-tree.h: Adjust.
3301 2016-01-19 Jason Merrill <jason@redhat.com>
3304 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3306 2016-01-19 Marek Polacek <polacek@redhat.com>
3309 * constexpr.c (clear_cv_cache): New.
3310 * cp-gimplify.c (clear_fold_cache): New.
3311 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3312 * decl.c (finish_enum_value_list): Call them.
3315 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3317 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3322 * decl.c (grokdeclarator): Don't decay array parameter type to
3323 a pointer type if it's dependent.
3324 (grokparms): Invoke strip_top_quals instead of directly invoking
3325 cp_build_qualified_type.
3326 * pt.c (decay_dependent_array_parm_type): New static function.
3327 (type_unification_real): Call decay_dependent_array_parm_type
3328 to decay a dependent array parameter type to its corresponding
3329 pointer type before unification.
3330 (more_specialized_fn): Likewise.
3331 (get_bindings): Likewise.
3332 * tree.c (cp_build_qualified_type): Trivial typofix in
3335 2016-01-18 Jason Merrill <jason@redhat.com>
3337 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3339 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3342 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3343 (contains_label_1, contains_label_p): Remove.
3345 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3348 * pt.c (type_dependent_expression_p): For a function template
3349 specialization, a type is dependent iff any of its template
3352 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3354 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3355 error_mark_node only if find_rank failed, not if it was
3358 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3361 * tree.c (build_min_non_dep_call_vec): Don't retain the
3362 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3364 (build_min_non_dep_op_overload): Instead, do it here.
3366 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3369 * parser.h (cp_token): Remove pragma_kind field. Add comment
3370 with number of unused bits.
3371 * parser.c (eof_token): Remove pragma_kind field initializer.
3372 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3373 field, don't clear CPP_PRAGMA u.value.
3374 (cp_parser_pragma_kind): New function.
3375 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3376 cp_parser_omp_construct, cp_parser_initial_pragma,
3377 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3380 2016-01-15 Jason Merrill <jason@redhat.com>
3383 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3385 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3389 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3390 array/function-to-pointer conversion. Call
3391 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3392 * call.c (convert_like_real): Print call context if
3393 decay_conversion errors.
3395 2016-01-14 Tom de Vries <tom@codesourcery.com>
3397 PR tree-optimization/68773
3398 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3401 2016-01-14 Jason Merrill <jason@redhat.com>
3404 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3406 2016-01-12 Marek Polacek <polacek@redhat.com>
3409 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3410 error_at and adjust the return value.
3412 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3416 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3417 GS_ERROR whenever seen_error (), only if *expr_p contains
3418 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3422 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3424 2016-01-11 Jason Merrill <jason@redhat.com>
3427 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3428 (process_subob_fn): Likewise. Don't consider triviality if true.
3429 (synthesize_method_walk): Pass it.
3431 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3434 * parser.c (cp_parser_postfix_expression): Initialize
3435 close_paren_loc to UNKNOWN_LOCATION; only use it if
3436 it has been written to by
3437 cp_parser_parenthesized_expression_list.
3438 (cp_parser_parenthesized_expression_list): Document the behavior
3439 with respect to the CLOSE_PAREN_LOC param.
3441 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3444 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3445 folded operands have side-effects, but folding changed any of them,
3446 build a new tree with the folded operands instead of returning the
3449 2016-01-09 Marek Polacek <polacek@redhat.com>
3452 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3454 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3457 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3459 2016-01-08 Jason Merrill <jason@redhat.com>
3462 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3465 2016-01-08 Marek Polacek <polacek@redhat.com>
3468 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3470 2016-01-08 Jason Merrill <jason@redhat.com>
3472 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3477 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3478 TREE_ADDRESSABLE type.
3482 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3484 2016-01-05 Nathan Sidwell <nathan@acm.org>
3487 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3490 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3492 Update copyright years.
3494 Copyright (C) 2016 Free Software Foundation, Inc.
3496 Copying and distribution of this file, with or without modification,
3497 are permitted in any medium without royalty provided the copyright
3498 notice and this notice are preserved.