1 2016-10-07 Nathan Sidwell <nathan@acm.org>
5 * init.c (emit_mem_initializers): Don't construct vbases of
7 (push_base_cleanups): Don't push vbase cleanups for abstract class
9 * method.c (synthethesized_method_walk): Don't walk vbases of
10 abstract classes when in C++14 mode.
12 2016-10-07 Jakub Jelinek <jakub@redhat.com>
14 Implement LWG2296 helper intrinsic
15 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
16 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
17 * constexpr.c (potential_constant_expression_1): Likewise.
18 * error.c (dump_expr): Likewise.
19 * typeck.c (cp_build_addressof): New function.
20 * cp-tree.h (cp_build_addressof): Declare.
21 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
22 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
23 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
24 ADDRESSOF_EXPR. Add __builtin_addressof and
25 __has_unique_object_representations into syntax in function comment.
26 (pp_cxx_addressof_expression): New function.
27 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
29 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
32 * parser.c (cp_parser_base_specifier): Fix a warning.
34 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
37 * decl.c (grokdeclarator): Try to find the correct location for an
40 2016-10-07 Martin Liska <mliska@suse.cz>
42 * lambda.c (maybe_add_lambda_conv_op): Set default value.
44 2016-10-06 Jason Merrill <jason@redhat.com>
46 * call.c (build_temp, convert_like_real): Don't re-copy
47 TARGET_EXPR. Handle packed fields.
48 (build_x_va_arg): Wrap it in a TARGET_EXPR.
49 (build_over_call): Add sanity check.
50 * cvt.c (early_elide_copy): New.
51 (ocp_convert): Use it.
52 * except.c (build_throw): Use it.
53 * init.c (get_nsdmi): Put back the TARGET_EXPR.
54 (expand_default_init): Call early_elide_copy.
55 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
57 2016-10-06 Jakub Jelinek <jakub@redhat.com>
59 Implement P0258R2 - helper for C++17
60 std::has_unique_object_representations trait
61 * cp-tree.h (enum cp_trait_kind): Add
62 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
63 (struct lang_type_class): Add unique_obj_representations
64 and unique_obj_representations_set bitfields.
65 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
66 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
67 (type_has_unique_obj_representations): Declare.
68 * parser.c (cp_parser_primary_expression): Handle
69 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
70 (cp_parser_trait_expr): Likewise. Formatting fix.
71 * semantics.c (trait_expr_value, finish_trait_expr): Handle
72 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
73 * tree.c (type_has_unique_obj_representations): New function.
74 (record_has_unique_obj_representations): New function.
75 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
76 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
78 2016-10-05 Jason Merrill <jason@redhat.com>
80 Implement P0135R1, Guaranteed copy elision.
81 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
84 * call.c (reference_binding): Fix binding to member of temporary.
86 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
88 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
90 * semantics.c (finish_compound_literal): Handle class placeholder.
92 2016-10-05 Marek Polacek <polacek@redhat.com>
94 Implement P0305R1, Selection statements with initializer.
95 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
96 instead of finish_for_init_stmt.
97 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
98 * decl.c (poplevel): Adjust a comment.
99 * init.c (build_vec_init): Call finish_init_stmt instead of
100 finish_for_init_stmt.
101 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
102 * name-lookup.h (enum scope_kind): Likewise.
103 * parser.c (cp_parser_statement): Update commentary.
104 (cp_parser_init_statement_p): New function.
105 (cp_parser_selection_statement): Parse the optional init-statement.
106 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
107 (cp_parser_c_for): Likewise.
108 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
109 (cp_parser_range_for_member_function): Update commentary.
110 (cp_parser_iteration_statement):
111 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
112 * pt.c (tsubst_omp_for_iterator): Update commentary.
113 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
114 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
117 2016-10-04 Jason Merrill <jason@redhat.com>
120 * pt.c (do_class_deduction): Handle list-initialization.
121 (do_auto_deduction): Call it sooner.
122 (build_deduction_guide): Use tsubst_arg_types.
123 (rewrite_template_parm): Don't copy_type.
126 * constexpr.c (cxx_eval_component_reference): Use name matching
129 Implement P0091R2, Template argument deduction for class templates.
130 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
131 Use the location of the beginning of the type-specifier.
132 (cp_parser_init_declarator): Parse deduction guide.
133 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
134 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
135 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
136 * decl.c (grokdeclarator): Check for uninitialized auto here.
137 (start_decl_1): Not here.
138 (cp_finish_decl): Or here. Don't collapse a list when doing
140 (grokfndecl): Check deduction guide scope and body.
141 * error.c (dump_decl, dump_function_decl, dump_function_name):
142 Handle deduction guides.
143 * pt.c (make_template_placeholder, do_class_deduction): New.
144 (build_deduction_guide, rewrite_template_parm): New.
145 (dguide_name, dguide_name_p, deduction_guide_p): New.
146 (do_auto_deduction): Call do_class_deduction.
147 (splice_late_return_type, is_auto): Handle class placeholders.
148 (template_parms_level_to_args): Split from template_parms_to_args.
149 (tsubst_template_parms_level): Split from tsubst_template_parms.
150 * typeck2.c (build_functional_cast): Handle class placeholder.
152 2016-10-04 Martin Sebor <msebor@redhat.com>
155 * init.c (warn_placement_new_too_small): Avoid assuming an array type
158 2016-10-04 Jakub Jelinek <jakub@redhat.com>
161 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
162 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
165 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
166 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
167 (java_byte_type_node, java_short_type_node, java_int_type_node,
168 java_long_type_node, java_float_type_node, java_double_type_node,
169 java_char_type_node, java_boolean_type_node, lang_name_java,
170 jclass_node): Remove.
171 (enum languages): Remove lang_java.
172 (TYPE_FOR_JAVA): Remove.
173 (struct lang_type_class): Remove java_interface bit-field.
174 (TYPE_JAVA_INTERFACE): Remove.
175 (pragma_java_exceptions): Remove.
176 (check_java_method, build_java_class_ref): Remove prototypes.
177 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
178 * decl2.c (acceptable_java_type, check_java_method): Remove.
179 (import_export_decl): Remove TYPE_FOR_JAVA handling.
180 (build_java_method_aliases): Remove.
181 (c_parse_final_cleanups): Don't call build_java_method_aliases.
182 (possibly_inlined_p): Don't test pragma_java_exceptions.
183 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
184 (build_java_class_ref): Remove.
185 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
186 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
187 * except.c (eh_type_info): Remove java type handling.
188 (decl_is_java_type, choose_personality_routine): Remove.
189 (initialize_handler_parm): Don't call choose_personality_routine.
190 (expand_start_catch_block): Don't handle java types.
191 (build_throw): Likewise.
192 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
193 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
194 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
195 (java_iface_lookup_fn): Remove.
196 (build_java_interface_fn_ref): Remove.
197 * tree.c (cxx_attribute_table): Remove java_interface.
198 (handle_java_interface_attribute): Remove.
199 * lex.c (pragma_java_exceptions): Remove.
200 (init_cp_pragma): Don't register GCC java_exceptions pragma.
201 (handle_pragma_java_exceptions): Remove.
202 (retrofit_lang_decl): Don't handle lang_name_java.
203 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
204 * error.c (language_to_string): Don't handle lang_java.
205 * decl.c (record_builtin_java_type): Remove.
206 (initialize_predefined_identifiers): Remove Java.
207 (cxx_init_decl_processing): Remove java_*_type_node.
208 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
209 (grokfndecl): Likewise.
210 (check_special_function_return_type): Likewise.
211 (grokdeclarator): Don't set TYPE_FOR_JAVA.
212 (grokparms): Don't handle TYPE_FOR_JAVA.
213 (xref_basetypes): Likewise.
214 (check_function_type): Likewise.
215 (finish_constructor_body): Likewise.
216 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
217 and java_*_type_node.
218 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
219 (write_java_integer_type_codes): Remove.
220 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
221 (add_implicitly_declared_members, determine_key_method,
222 finish_struct_1): Likewise.
223 (push_lang_context): Don't handle lang_name_java.
225 2016-10-03 Marek Polacek <polacek@redhat.com>
228 * typeck.c (cp_build_binary_op): Pass original operands to
229 null_ptr_cst_p, not those after the default conversions.
231 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
233 * parser.c (cp_parser_condition): Fix a warning.
235 2016-09-29 Jakub Jelinek <jakub@redhat.com>
237 Implement P0001R1 - C++17 removal of register storage class specifier
238 * decl.c (cp_finish_decl): Diagnose register storage class
239 on vars except when used in GNU global or local register variable
241 (grokdeclarator): Diagnose register storage class on parameters.
242 * except.c (expand_start_catch_block): Set DECL_REGISTER only
243 after cp_finish_decl call.
245 2016-09-29 Marek Polacek <polacek@redhat.com>
247 * rtti.c (involves_incomplete_p): Add fall through comment.
249 2016-09-28 Jakub Jelinek <jakub@redhat.com>
252 * constexpr.c (enum constexpr_switch_state): New.
253 (struct constexpr_ctx): Add css_state field.
254 (label_matches): Add CTX and STMT arguments, remove I and
255 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
256 handle default labels according to css_state.
257 (cxx_eval_statement_list): Remove statement skipping, label_matches
258 and default_label handling code.
259 (cxx_eval_loop_expr): Exit after first iteration even if
260 switches (jump_target).
261 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
262 label has been seen in the body, but no cases matched, evaluate
263 the body second time.
264 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
265 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
266 statement is not skipped. For COND_EXPR during skipping, don't
267 evaluate condition, just the then block and if still skipping at the
268 end also the else block.
269 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
270 (is_sub_constant_expr): Likewise.
272 2016-09-27 Jakub Jelinek <jakub@redhat.com>
274 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
275 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
276 true instead of false as by_reference_p to add_capture for 'this'.
277 Parse '*this' simple-capture.
278 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
279 (add_capture): Adjust function comment. For id == this_identifier,
280 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
281 by value, and !by_reference_p as capturing '*this' by value.
282 (add_default_capture): For implicit 'this' capture, always pass
283 by_reference_p true rather than false.
286 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
287 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
288 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
290 2016-09-26 Nathan Sidwell <nathan@acm.org>
292 * init.c (expand_default_init): Fix } indentation.
293 * method.c (process_subob_fn): Simplify control structure to
295 (implicitly_declare_fn): Remove duplicated lambda ctor check.
297 2016-09-26 Marek Polacek <polacek@redhat.com>
300 * parser.c (cp_parser_storage_class_specifier_opt): Add
302 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
303 (cp_parser_cache_defarg): Likewise.
304 (cp_parser_omp_for_cond): Likewise.
305 * semantics.c (finish_decltype_type): Likewise.
306 * typeck.c (structural_comptypes): Likewise.
307 (cp_build_binary_op): Likewise.
308 (cp_build_modify_expr): Likewise.
310 2016-09-26 Marek Polacek <polacek@redhat.com>
313 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
314 (potential_constant_expression_1): Likewise.
315 * constraint.cc (function_concept_check_p): Check fn for null.
316 * parser.c (cp_parser_expression_statement): Handle attribute
318 (cp_parser_statement): Likewise.
319 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
321 (cp_parser_std_attribute): Handle fallthrough attribute.
322 (cp_parser_check_std_attribute): Add %< %> quotes.
323 * pt.c (tsubst_copy_and_build): Handle internal functions.
324 (instantiation_dependent_scope_ref_p): Return if the expression is
327 2016-09-24 Marek Polacek <polacek@redhat.com>
330 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
333 2016-09-23 Jakub Jelinek <jakub@redhat.com>
335 Implement P0138R2, C++17 construction rules for enum class values
336 * cp-tree.h (is_direct_enum_init): Declare.
337 * decl.c (is_direct_enum_init): New function.
338 (reshape_init): Use it.
339 * typeck.c (convert_for_assignment): Likewise.
341 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
344 * constexpr.c (call_stack): Remove unnecessary
345 = vNULL initialization of file scope vec.
347 * name-lookup.c (store_bindings, store_class_bindings): Don't
348 initialize static local bindings_need_stored to vNULL.
350 * typeck2.c (process_init_constructor_record): Use
351 CONSTRUCTOR_NELTS (...) instead of
352 vec_safe_length (CONSTRUCTOR_ELTS (...)).
353 * decl.c (reshape_init_r): Likewise.
354 (check_initializer): Likewise.
356 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
359 * class.c (build_base_path): Allow for lookup_base returning
362 2016-09-21 Jason Merrill <jason@redhat.com>
365 * call.c (null_ptr_cst_p): Check char_type_p.
367 2016-09-21 Jakub Jelinek <jakub@redhat.com>
370 * init.c (build_new_1): Don't suggest to use -faligned-new if
371 aligned_new_threshold is non-zero.
372 (type_has_new_extended_alignment): Change aligned_new_threshhold
373 to aligned_new_threshold.
374 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
375 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
376 * decl.c (cxx_init_decl_processing): Likewise.
378 2016-09-20 Jakub Jelinek <jakub@redhat.com>
381 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
382 FIELD_DECLs with error_mark_node type. Remove useless break; after
386 * parser.c (cp_parser_template_declaration_after_parameter): For 2
387 argument operator"" template set ok to false for
388 parm == error_mark_node.
391 * parser.c (cp_parser_std_attribute_list): Reject ... without
394 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
397 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
399 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
402 * parser.c (cp_parser_class_head): When
403 processing_template_parmlist, don't assume that the
404 class-head may start an explicit specialization.
406 2016-09-16 Jakub Jelinek <jakub@redhat.com>
409 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
410 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
413 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
414 call is_really_empty_class on complete types.
417 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
418 TYPE_HAS_MUTABLE_P for any bases.
420 2016-09-16 Jason Merrill <jason@redhat.com>
422 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
424 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
425 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
427 2016-09-14 Jakub Jelinek <jakub@redhat.com>
430 * name-lookup.c (consider_binding_level): Look through TREE_LIST
433 2016-09-14 Marek Polacek <polacek@redhat.com>
435 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
436 expressions. Tweak an error message.
438 2016-09-14 Marek Polacek <polacek@redhat.com>
440 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
442 * decl2.c (one_static_initialization_or_destruction): Use true instead
444 * init.c (build_vec_init): Use false instead of 0.
445 * pt.c (tsubst_copy_and_build): Likewise.
446 * semantics.c (simplify_loop_decl_cond): Likewise.
447 * typeck.c (rationalize_conditional_expr): Likewise.
448 (cp_build_binary_op): Use true instead of 1.
449 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
451 (build_unary_op): Change nonconvert parameter type to bool.
452 (unary_complex_lvalue): Use false instead of 0.
454 2016-09-13 Jakub Jelinek <jakub@redhat.com>
456 Implement P0028R4, C++17 using attribute namespaces without repetition
457 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
458 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
459 ATTR_NS with non-scoped attribute tokens. Allow named ops in
461 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
462 to cp_parser_std_attribute calls.
463 (cp_parser_std_attribute_spec): Parse optional C++17
464 attribute-using-prefix, adjust grammar in function comment.
467 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
468 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
469 (cxx_eval_pointer_plus_expression): Remove.
470 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
471 call cxx_eval_pointer_plus_expression.
473 2016-09-13 David Malcolm <dmalcolm@redhat.com>
475 * parser.c (cp_parser_class_specifier_1): Update for renaming of
476 add_fixit_insert to add_fixit_insert_before.
477 (cp_parser_class_head): Likewise.
479 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
482 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
483 * class.c (instantiate_type): Look through the SAVE_EXPR.
485 2016-09-09 Jason Merrill <jason@redhat.com>
487 Implement P0035R4, C++17 new of over-aligned types.
488 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
489 (align_type_node): New macro.
490 * call.c (build_operator_new_call): Handle C++17 aligned new.
491 (second_parm_is_size_t, build_op_delete_call): Likewise.
492 (non_placement_deallocation_fn_p): Likewise. Rename to
493 usual_deallocation_fn_p.
494 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
495 * decl.c (cxx_init_decl_processing): Add aligned new support.
496 * init.c (type_has_new_extended_alignment): New.
497 (build_new_1): Handle aligned new.
498 * tree.c (vec_copy_and_insert): New.
500 2016-09-02 Jakub Jelinek <jakub@redhat.com>
503 * decl2.c (do_static_initialization_or_destruction): Only
504 call asan_dynamic_init_call if INITP is true.
506 2016-09-01 Martin Sebor <msebor@redhat.com>
508 * mangle.c: Increase buffer size to guarantee it fits the output
509 of the formatted function regardless of its arguments.
511 2016-09-01 Marek Polacek <polacek@redhat.com>
514 * error.c (dump_type): Fix falls through comment.
515 (dump_decl): Likewise.
516 (dump_expr): Likewise.
518 2016-08-30 David Malcolm <dmalcolm@redhat.com>
520 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
521 hint to ">>" within nested template argument list error.
523 2016-08-30 David Malcolm <dmalcolm@redhat.com>
525 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
526 rather than add_fixit_misspelled_id.
527 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
529 2016-08-29 Jason Merrill <jason@redhat.com>
532 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
533 (mangle_thunk): Add thunk parameter.
534 * method.c (finish_thunk): Pass it.
535 * cp-tree.h: Declare it.
537 2016-08-15 Jason Merrill <jason@redhat.com>
539 Avoid calling a trivial default constructor.
540 * class.c (default_ctor_p): New.
541 (in_class_defaulted_default_constructor): Use it.
542 (type_has_non_user_provided_default_constructor): Use it.
543 * call.c (build_over_call): Handle trivial default constructor.
544 * cp-tree.h: Declare default_ctor_p.
547 * pt.c (do_type_instantiation): Don't mess with non-user-provided
550 2016-08-25 Marek Polacek <polacek@redhat.com>
552 * parser.c (cp_parser_binary_expression): Pass LHS to
553 warn_logical_not_parentheses.
555 2016-08-18 Marek Polacek <polacek@redhat.com>
558 * call.c (add_builtin_candidate): Add gcc_fallthrough.
559 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
560 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
561 (cp_parser_cache_defarg): Likewise.
563 2016-08-12 Marek Polacek <polacek@redhat.com>
566 * call.c (add_builtin_candidate): Add FALLTHRU.
567 (build_integral_nontype_arg_conv): Adjust fall through comment.
568 (build_new_op_1): Add FALLTHRU.
569 (convert_like_real): Adjust fall through comment.
570 * class.c (fixed_type_or_null): Likewise.
571 * constexpr.c (cxx_eval_constant_expression): Likewise.
572 (potential_constant_expression_1): Likewise. Add FALLTHRU.
573 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
574 (cp_fold): Add FALLTHRU.
575 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
576 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
577 (pp_cxx_qualified_id): Likewise.
578 (cxx_pretty_printer::constant): Adjust fall through comment.
579 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
580 (pp_cxx_pm_expression): Adjust fall through comment.
581 (cxx_pretty_printer::expression): Add FALLTHRU.
582 (cxx_pretty_printer::declaration_specifiers): Reformat code.
583 (pp_cxx_type_specifier_seq): Adjust fall through comment.
584 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
585 * error.c (dump_type): Adjust fall through comment.
586 (dump_decl): Likewise.
587 * mangle.c (write_type): Likewise.
588 * method.c (synthesized_method_walk): Add FALLTHRU.
589 * name-lookup.c (arg_assoc_type): Likewise.
590 * parser.c (cp_lexer_print_token): Adjust fall through comment.
591 (cp_parser_primary_expression): Add FALLTHRU.
592 (cp_parser_operator): Likewise.
593 * pt.c (find_parameter_packs_r): Likewise.
594 (tsubst_aggr_type): Adjust fall through comment.
595 * semantics.c (finish_omp_clauses): Add FALLTHRU.
596 * tree.c (lvalue_kind): Likewise.
598 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
601 * cp-objcp-common.c (cp_function_decl_defaulted): New.
602 (cp_function_decl_explicit_p): Const_tree-ify.
603 (cp_function_decl_deleted_p): Likewise.
604 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
605 (cp_function_decl_explicit_p): Const_tree-ify.
606 (cp_function_decl_deleted_p): Likewise.
607 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
609 2016-08-11 Jakub Jelinek <jakub@redhat.com>
612 * constexpr.c (label_matches): Handle case range expressions.
614 2016-08-11 Jason Merrill <jason@redhat.com>
617 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
619 2016-08-10 Jason Merrill <jason@redhat.com>
621 Implement C++17 constexpr if.
622 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
623 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
624 * parser.h (struct cp_parser): Add in_discarded_stmt field.
625 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
626 (cp_parser_jump_statement): Avoid deducing from a discarded return.
627 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
628 * semantics.c (begin_if_stmt): Set the binding level this_entity.
629 (finish_if_stmt_cond): Require the condition of a
630 constexpr if to be constant.
631 * decl.c (level_for_constexpr_if): New.
632 (named_label_entry): Add in_constexpr_if field.
633 (poplevel_named_label_1): Set it.
634 (check_goto): Check it.
635 (check_previous_goto_1): Check level_for_constexpr_if.
637 2016-08-09 Jason Merrill <jason@redhat.com>
640 * decl2.c (any_dependent_type_attributes_p): New.
641 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
642 * semantics.c (finish_id_expression): Check it.
643 * typeck.c (finish_class_member_access_expr): Check it.
646 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
648 Adjust mangling of ABI tags on class template member functions.
649 * class.c (missing_abi_tags): New.
650 (check_abi_tags): Don't check template. Add just_checking mode.
651 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
652 (sorted_abi_tags): Split out from write_abi_tags.
653 (struct releasing_vec): New.
654 (write_unqualified_name): Only look for the primary
655 template for types. Implement backward compatibility.
658 * constexpr.c (cxx_eval_constant_expression): Check
659 COMPLETE_TYPE_P before calling is_really_empty_class.
660 * class.c (is_really_empty_class): Don't call complete_type.
663 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
665 2016-08-09 Jakub Jelinek <jakub@redhat.com>
668 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
669 builtin aggregate types without TYPE_BINFO.
671 2016-08-08 Jason Merrill <jason@redhat.com>
673 Implement C++17 constexpr lambda.
674 * class.c (finalize_literal_type_property): Handle lambdas.
675 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
676 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
678 (cxx_eval_constant_expression): Handle capture proxy.
679 (var_in_constexpr_fn): Don't check for C++14.
680 (var_in_maybe_constexpr_fn): New.
681 (potential_constant_expression_1): Use it. Check DECL_EXPR for
682 declarations not allowed in constexpr function. Handle
683 STATIC_ASSERT, RANGE_FOR_STMT.
684 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
685 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
686 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
687 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
688 (lambda_static_thunk_p): New.
689 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
690 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
691 (cp_parser_decl_specifier_seq): Handle it.
692 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
693 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
694 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
695 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
696 (dump_expr) [FUNCTION_DECL]: Pass it.
698 2016-08-08 Jason Merrill <jason@redhat.com>
701 * class.c (is_really_empty_class): Call complete_type.
702 * constexpr.c (cxx_eval_constant_expression): Check
703 is_really_empty_class.
704 (potential_constant_expression_1): Likewise. Check for error type.
706 2016-08-08 Jakub Jelinek <jakub@redhat.com>
709 * parser.c: Include tree-iterator.h.
710 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
712 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
715 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
717 * call.c (convert_like_real): Harmonize diagnostics for invalid
720 2016-08-05 Martin Sebor <msebor@redhat.com>
722 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
723 the spelling of "constant-expression" in diagnostic messages
725 (cxx_eval_constant_expression): Same.
726 (cxx_eval_outermost_constant_expr): Same.
727 (potential_constant_expression_1): Same.
729 2016-08-05 Nathan Sidwell <nathan@acm.org>
732 * pt.c (unify): TRAIT_EXPR is an expr.
734 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
737 * lambda.c (add_capture): Check lambda_capture_field_type return
738 value for error_mark_node.
740 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
743 * pt.c (tsubst_qualified_id): Return error_mark_node if
744 template_args is error_mark_node.
746 2016-08-04 Jason Merrill <jason@redhat.com>
749 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
752 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
753 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
754 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
755 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
758 * typeck.c (finish_class_member_access_expr): Avoid stripping
759 SCOPE_REF to dependent base.
761 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
763 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
764 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
765 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
766 Simplify code, and improve diagnostics.
767 (cp_parser_oacc_routine): Likewise. Move pragma context
769 (cp_parser_pragma): ... here.
771 * parser.h (struct cp_omp_declare_simd_data): New.
772 (struct cp_parser): Use it for oacc_routine member.
773 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
774 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
775 Use it. Simplify code.
776 (cp_parser_new): Initialize all members pointing to special
777 parsing data structures.
778 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
779 parser->cilk_simd_fn_info->clauses.
780 (cp_parser_omp_declare_simd): Initialize
781 parser->omp_declare_simd->clauses.
782 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
784 2016-08-04 Marek Polacek <polacek@redhat.com>
787 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
790 2016-08-01 Jason Merrill <jason@redhat.com>
792 * mangle.c (mangle_decl): Warn about mangled name change even if
795 * mangle.c (get_abi_tags): New.
796 (find_substitution, write_unqualified_name, write_abi_tags)
797 (maybe_check_abi_tags): Use it.
799 * mangle.c (mangle_decl): Fix mangled name change warning.
802 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
804 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
807 2016-07-30 Martin Sebor <msebor@redhat.com>
811 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
812 involving null pointers.
813 (cxx_eval_component_reference): Reject null pointer dereferences.
814 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
815 (cxx_eval_constant_expression): Reject invalid expressions involving
818 2016-07-29 Marek Polacek <polacek@redhat.com>
821 * semantics.c (maybe_convert_cond): Use the location of COND for the
824 2016-07-29 Jason Merrill <jason@redhat.com>
826 * decl.c (build_enumerator): Tweak diagnostic.
829 * init.c (expand_aggr_init_1): Only handle value-init of bases.
830 * constexpr.c (build_data_member_initialization): Handle multiple
831 initializers for the same field.
833 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
836 * decl.c (build_enumerator): Check the type of the enumerator before
837 calling cxx_constant_value.
839 2016-07-27 Jason Merrill <jason@redhat.com>
842 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
843 parameters with spec_tmpl. Call push_tinst_level.
844 (most_specialized_partial_spec): Adjust.
845 (more_specialized_partial_spec): Adjust.
847 2016-07-25 Jason Merrill <jason@redhat.com>
850 * cp-gimplify.c (genericize_cp_loop): Revert location change.
853 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
854 (build_lambda_object): Call build_x_compound_expr_from_list.
855 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
859 * pt.c (coerce_template_parameter_pack): Fix logic for
863 * constexpr.c (cxx_eval_loop_expr): Count iterations.
864 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
868 * constexpr.c (cxx_eval_array_reference): Handle looking for the
869 value of an element we're currently modifying.
871 2016-07-24 Jason Merrill <jason@redhat.com>
874 * pt.c (resolve_typename_type): Try to avoid calling
875 currently_open_class.
877 2016-07-23 Jason Merrill <jason@redhat.com>
880 * call.c (add_list_candidates): Handle VTT parm.
881 (build_new_method_call_1): Likewise.
885 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
888 * class.c (walk_subobject_offsets): Handle 0-length array.
891 * pt.c (tsubst): Also substitute into the template of a
892 BOUND_TEMPLATE_TEMPLATE_PARM.
895 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
898 * decl.c (reshape_init_r): Check complain for missing braces warning.
900 2016-07-22 Jason Merrill <jason@redhat.com>
903 * call.c (convert_like_real): Use lvalue_kind.
907 * pt.c (tsubst_baselink): Call
908 adjust_result_of_qualified_name_lookup for unqualified
911 2016-07-21 Jason Merrill <jason@redhat.com>
914 * semantics.c (apply_deduced_return_type): Call
915 complete_type_or_else before building the new RESULT_DECL.
918 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
919 (decl_constant_var_p): Use it instead.
922 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
926 * call.c (unsafe_copy_elision_p): It's OK to elide when
927 initializing an unknown object.
929 * call.c (build_over_call): Check unsafe_copy_elision_p even for
930 trivial constructors.
931 * method.c (do_build_copy_constructor): Don't copy tail padding
932 even in a trivial constructor.
934 2016-07-21 Jakub Jelinek <jakub@redhat.com>
937 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
938 Replace assert with test, return false if the goto isn't break
939 or continue. Formatting fix.
941 2016-07-21 Richard Biener <rguenther@suse.de>
943 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
946 2016-07-21 Jakub Jelinek <jakub@redhat.com>
949 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
950 save/restore bc_label array.
952 2016-07-21 Jason Merrill <jason@redhat.com>
955 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
956 error parsing the lambda-declarator.
959 * constexpr.c (cxx_eval_binary_expression): Handle comparison
960 between lowered and unlowered PTRMEM_CST.
963 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
964 Don't set c_inhibit_evaluation_warnings.
967 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
969 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
970 Jason Merrill <jason@redhat.com>
972 Improving concepts performance and diagnostics.
976 * cp-tree.def (CHECK_CONSTR): New.
977 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
978 (CHECK_CONSTR_ARGS): New.
979 * constraint.cc (make_predicate_constraint): Remove in favor of
980 normalize_expression.
981 (resolve_constraint_check): Actually return error_mark_node when
983 (resolve_variable_concept_check): Perform coercion as if processing
984 a template. Also return errors on resolution failure.
985 (lift_*): Remove all of these functions. Don't unnecessarily inline
987 (learn_*): Add facilities to memoize implications for subsumption
988 during normalization.
989 (expanding_concept): New.
990 (expand_concept): New. Return the inlined and normalized definition
991 of a concept when needed.
992 (transform_*, xform_*): Rename to normalize_* to better reflect the
993 responsibility of those functions.
994 (normalize_template_id_expression): Check for non-boolean operands
995 when possible. Generate check constraints instead of normal variable
997 (normalize_call_expression): Report errors when resolution fails.
998 (check_for_logical_overloads): Rewrite this check to more accurately
1000 (normalize_atom): Check for overloaded calls and invalid types before
1001 determining if the expression refers to a concept.
1002 (build_constraints): Don't cache normalized constraints or decomposed
1004 (finish_shorthand_constraint): Return a normalized expression instead
1005 of a predicate constraint.
1006 (finish_template_introduction): Same.
1007 (placeholder_extract_concept_and_args): Rewrite this since we only
1008 ever get check constraints here.
1009 (equivalent_placeholder_constraints): Rewrite in terms of check
1010 constraints, and handle error_mark_nodes correctly.
1011 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1012 (tsubst_implicit_conversion_constr)
1013 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1014 (tsubst_parameterized_constraint, tsubst_constraint): New.
1015 (tsbust_conjunection): Replace with tsubst_logical_operator and
1016 actually generate the right kind of constraint.
1017 (tsubst_requirement_body): Reverse the order of substituted arguments
1018 so that they appear in the order written (helps diagnostics).
1019 (satisfy_check_constraint): New.
1020 (satisfy_conjunction): Simplify.
1021 (satisfy_disjunction): Same.
1022 (satisfy_constraint_1): Handle check constraints.
1023 (eval_constr): New (private) global state.
1024 (evaluating_constraints_sentinel): New. Manages eval_constr.
1025 (satisfy_constraint): Add timing variables.
1026 (satisfy_associated_constraints): Add hooks for memoization.
1027 (evaluate_function_concept): Build a check constraint instead of
1028 normalizing its definition.
1029 (evaluate_variable_concept): Same.
1030 (evaluate_constraint_expression): Normalize, but in the current
1031 declaration processing context.
1032 (evaluating_constraints_p): New.
1033 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1034 (diagnose_*): Remove artificial indentation. Add a new parameter to
1035 each that tracks the current (complete) constraint prior to any
1037 (diagnose_expression): Removed.
1038 (diagnose_call_expression): Same.
1039 (diagnose_template_id): Same.
1040 (diagnose_template_id): New.
1041 (diagnose_logical_constraint): New.
1042 (diagnose_expression_constraint): Show the original expression.
1043 (diagnose_type_constraint): Show the original type.
1044 (diagnose_implicit_conversion_constraint): Be specific about
1045 failures, don't re-diagnose a known-to-be-failed substitutions,
1046 and manage elisions properly.
1047 (diagnose_argument_deduction_constraint): Same.
1048 (diagnose_exception_constraint): Same.
1049 (diagnose_parameterized_constraint): Same.
1050 (constraint_p): Allow EXPR_PACK_EXPANSION.
1051 * logic.cc (next_by_distance): Removed. No longer used.
1052 (any_p): Renamed from any_of.
1053 (term_entry, term_hasher): New.
1054 (term_list): Rewrite to include a hash table for quick lookup.
1055 Also, make less stateful.
1056 (proof_state): Extend to allow goals to be discharged once
1058 (non_atomic_constraint_p): New.
1059 (any_non_atomic_constraints_p): New.
1060 (...rest...): Previous implementation completely replaced with an
1061 iterative algorithm that opportunistically prunes the search space
1062 before committing to using more memory.
1063 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1064 (cp_parser_explicit_template_declaration): Same.
1065 * pt.c: (finish_template_variable): Be less redundant with this error
1067 (template_args_equal): No longer static.
1068 (tsubst_decl): Don't try to find specializations of variables that
1069 have already been instantiated.
1070 (build_non_dependent_expr): Avoid infinite recursion during concept
1072 (make_constrained_auto): Normalize constraints.
1073 (do_auto_deduction): When doing auto deduction from a
1074 partial-concept-id, be sure to include the explicit args checking
1076 (constraint_sat_*): New. Memoize satisfied constraints.
1077 (concept_spec_*): New. Memoize expressions associated with a concept
1079 (constraint_memos, concept_memos): New.
1080 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1081 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1082 (get_concept_expansion, save_concept_expansion): New.
1083 (hash_subsumption_args): New.
1084 (comp_subsumption_args): New.
1085 (subsumption_*): New. Memoize parts of the subsumption relation.
1086 (lookup_subsumption_result, save_subsumption_result): New.
1087 (init_constraint_processing): Initialize memo tables.
1088 (get_constraints): Shortcut if !flag_concepts.
1089 * decl.c (grokfndecl): Normalize constraints.
1090 * error.c (dump_simple_decl): Print "concept" when appropriate.
1091 (dump_function_decl): Same.
1092 (dump_template_decl): Don't write requirements when we're not
1093 printing the header.
1094 (dump_expr): Handle fold expressions.
1095 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1097 (get_fold_operator): New.
1098 (pp_cxx_unary_left_fold_expression): New.
1099 (pp_cxx_unary_right_fold_expression): New.
1100 (pp_cxx_binary_fold_expression): New.
1101 (pp_cxx_check_constraint): New.
1102 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1103 to make them easier to read when debugging.
1104 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1105 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1107 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1111 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1113 (suggest_alternatives_for): If no candidates are found, try
1114 lookup_name_fuzzy and report if if finds a suggestion.
1115 (consider_binding_level): New function.
1116 (lookup_name_fuzzy) New function.
1117 * parser.c: Include gcc-rich-location.h.
1118 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1120 (cp_keyword_starts_decl_specifier_p): ...this new function.
1121 (cp_parser_diagnose_invalid_type_name): When issuing
1122 "does not name a type" errors, attempt to make a suggestion using
1124 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1125 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1126 types that are not CLASS_TYPE_P, rather than rejecting individual
1129 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1132 * parser.c (cp_parser_save_member_function_body): Consume
1133 __transaction_relaxed or __transaction_atomic with optional
1134 attribute. Only skip catch with block if try keyword is seen.
1137 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1138 when evaluating call arguments. Use fold_builtin_call_array instead
1139 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1140 check the result with potential_constant_expression and call
1141 cxx_eval_constant_expression on it.
1143 2016-07-19 Jason Merrill <jason@redhat.com>
1146 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1147 handle ARGUMENT_PACK_SELECT.
1149 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1153 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1154 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1155 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1159 * call.c (build_op_call_1): Use convert_like_with_context only
1160 if cand->fn is a decl.
1163 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1164 For lval don't use cxx_eval_unary_expression and instead recurse
1165 and if needed rebuild the reference.
1168 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1171 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1172 fold *expr_p before genericizing it.
1175 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1177 2016-07-15 Jason Merrill <jason@redhat.com>
1180 * call.c (convert_like_real): Mask complain.
1181 * semantics.c (perform_koenig_lookup): Likewise.
1184 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1185 threw away DECL_SAVED_TREE.
1189 * call.c (add_template_conv_candidate): Disable if there are
1193 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1196 * pt.c (tsubst_attributes): Fix loop logic.
1200 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1201 (cp_parser_simple_declaration): Diagnose type definition in
1202 for-range-declaration.
1205 * operators.def: Add *_FOLD_EXPR.
1206 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1207 * mangle.c (write_expression): Handle fold-expressions.
1208 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1209 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1210 partial instantiation.
1213 * mangle.c (write_expression): Handle sizeof... an argument pack.
1216 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1219 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1220 artificial variables.
1222 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1224 * parser.c (cp_parser_oacc_declare): Don't scan for
1226 * semantics.c (handle_omp_array_sections): Mark data clauses with
1227 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1228 zero-length subarrays.
1230 2016-07-11 Jason Merrill <jason@redhat.com>
1232 * decl.c (store_parm_decls): Remove check for void parm.
1234 2016-07-08 Jason Merrill <jason@redhat.com>
1236 * cp-tree.h: Unpoison lvalue_p.
1237 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1238 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1241 * tree.c (obvalue_p): Rename from lvalue_p.
1242 (lvalue_p): Define for c-common.
1243 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1245 (cp_build_addr_expr_1): Remove obsolete code.
1247 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1248 * call.c, cp-tree.h, typeck.c: Adjust.
1250 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1252 P0145R2: Refining Expression Order for C++.
1253 * cp-gimplify.c (lvalue_has_side_effects): New.
1254 (cp_gimplify_expr): Implement assignment ordering.
1255 * call.c (op_is_ordered, build_over_call): Adjust for
1256 -fargs-in-order renaming to -fstrong-eval-order.
1257 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1259 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1260 Kai Tietz <ktietz70@googlemail.com>
1264 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1265 artificial vars, genericize their initializers.
1267 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1270 * parser.c (cp_parser_class_specifier_1): When reporting
1271 missing semicolons, use a fixit-hint to suggest insertion
1272 of a semicolon immediately after the closing brace,
1273 offsetting the reported column accordingly.
1275 2016-07-04 Jan Beulich <jbeulich@suse.com>
1277 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1279 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1281 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1282 Move pragma context checking into...
1283 (cp_parser_omp_cancellation_point): ... here, and improve
1284 diagnostic messages.
1285 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1286 Improve diagnostic messages.
1288 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1290 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1292 2016-06-24 Jason Merrill <jason@redhat.com>
1294 P0145R2: Refining Expression Order for C++.
1295 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1297 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1298 (build_target_expr): Call mark_rvalue_use.
1300 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1302 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1303 (build_over_call): For magic == 3, do no conversion only on 3rd
1306 2016-06-23 Andi Kleen <ak@linux.intel.com>
1308 * Make-lang.in: Add support for autofdo.
1310 2016-06-21 Jason Merrill <jason@redhat.com>
1312 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1313 args as our template has levels of parms.
1315 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1316 (type_dependent_expression_p): Use uses_outer_template_parms.
1318 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1320 * parser.c (cp_parser_string_literal): Convert non-standard
1321 concatenation error to directly use a rich_location, and
1322 use that to add the location of the first literal to the
1325 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1327 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1329 * error.c (dump_function_decl): Save the constexpr specifier too.
1331 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1333 * tree.c (builtin_valid_in_constant_expr_p): Test for
1334 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1336 (bot_manip): Likewise.
1337 * call.c (magic_varargs_p): Likewise.
1339 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1341 * decl.c (grokfndecl): Change pair of errors to error + inform.
1343 2016-06-17 Jason Merrill <jason@redhat.com>
1346 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1347 warning when there are dependent bases.
1349 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1351 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1352 processing_template_decl when checking for bitfields and unions.
1353 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1354 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1355 array sections with COMPONENT_REF bases.
1357 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1359 * parser.c (cp_parser_omp_var_list_no_open): Call
1360 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1361 * semantics.c (finish_omp_clauses): Don't ICE when
1362 processing_template_decl when checking for bitfields and unions.
1363 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1365 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1367 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1368 "%qF" in warning_at instead of "%q+F" in warning.
1369 (check_redeclaration_exception_specification): Likewise in pedwarn
1370 (and error, inform, for consistency).
1371 * call.c (joust): Likewise.
1373 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1376 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1377 code at the end of the for loop; also revert r159637 changes,
1378 add back the gcc_assert.
1379 * cp-tree.h (xref_basetypes): Adjust declaration.
1380 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1382 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1384 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1386 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1388 * typeck.c: Include "gcc-rich-location.h".
1389 (finish_class_member_access_expr): Simplify fixit code by
1390 using gcc_rich_location::add_fixit_misspelled_id.
1392 2016-06-14 Jason Merrill <jason@redhat.com>
1394 P0145R2: Refining Expression Order for C++.
1395 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1396 (CALL_EXPR_REVERSE_ARGS): New.
1397 * call.c (build_new_op_1): Set them.
1398 (extract_call_expr, op_is_ordered): New.
1399 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1400 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1401 * pt.c (tsubst_copy_and_build): Copy new flags.
1402 * semantics.c (simplify_aggr_init_expr): Likewise.
1403 * tree.c (build_aggr_init_expr): Likewise.
1404 (build_min_non_dep_op_overload): Likewise.
1406 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1409 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1410 olddecl vars, preserve their TREE_READONLY bit.
1413 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1415 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1417 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1419 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1421 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1423 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1426 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1429 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1433 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1436 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1437 emits an error do not zero the type.
1439 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1441 * decl.c (maybe_deduce_size_from_array_init): Use
1442 DECL_SOURCE_LOCATION in error_at.
1443 (layout_var_decl): Likewise.
1444 (check_array_initializer): Likewise.
1445 (check_initializer): Likewise.
1446 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1448 2016-06-08 Martin Sebor <msebor@redhat.com>
1449 Jakub Jelinek <jakub@redhat.com>
1453 * constexpr.c: Include gimple-fold.h.
1454 (cxx_eval_internal_function): New function.
1455 (cxx_eval_call_expression): Call it.
1456 (potential_constant_expression_1): Handle integer arithmetic
1458 * tree.c (builtin_valid_in_constant_expr_p): Handle
1459 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1461 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1463 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1464 return value of tsubst_aggr_type for error_mark_node.
1466 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1469 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1471 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1472 Patrick Palka <ppalka@gcc.gnu.org>
1477 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1478 right after cp_fold call if cp_fold has returned the same stmt
1479 already in some earlier cp_fold_r call.
1480 (cp_fold_function): Add pset automatic variable, pass its address
1483 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1486 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1487 emits an error do not zero the type.
1489 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1492 * decl.c (duplicate_decls): Properly copy the
1493 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1494 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1496 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1498 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1499 arguments as addressable when async clause exists.
1501 2016-06-02 Jan Hubicka <jh@suse.cz>
1503 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1506 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1508 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1509 (start_enum): Likewise.
1510 * parser.c (cp_parser_class_head): Likewise.
1512 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1515 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1516 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1517 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1518 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1519 to the newly built tree.
1521 2016-05-31 Jason Merrill <jason@redhat.com>
1523 * pt.c (instantiate_decl): Avoid recalculation.
1528 * pt.c (instantiate_template_1): Don't put the partial
1529 specialization in DECL_TI_TEMPLATE.
1530 (partial_specialization_p, impartial_args): Remove.
1531 (regenerate_decl_from_template): Add args parm.
1532 (instantiate_decl): Look up the partial specialization again.
1535 * pt.c (check_explicit_specialization): Give better diagnostic about
1536 specializing a hidden friend.
1538 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1541 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1542 to obtain correct locations; avoid redundant diagnostics on
1543 out-of-class definitions.
1545 2016-05-30 Martin Sebor <msebor@redhat.com>
1548 * init.c (warn_placement_new_too_small): Handle placement new arguments
1549 that are elements of arrays more carefully. Remove a pointless loop.
1551 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1554 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1555 when combined with target construct.
1556 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1557 to cp_parser_omp_all_clauses.
1559 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1562 * lex.c (unqualified_name_lookup_error): Take a location too.
1563 (unqualified_fn_lookup_error): Take a cp_expr.
1564 * cp-tree.h (unqualified_name_lookup_error,
1565 unqualified_fn_lookup_error): Adjust declarations.
1566 * semantics.c (perform_koenig_lookup): Adjust
1567 unqualified_fn_lookup_error call, pass the location of
1568 the identifier too as part of a cp_expr.
1570 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1573 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1574 to improve the diagnostic about wrong uses of 'virtual'.
1576 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1579 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1580 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1582 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1586 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1587 decls into the global scope after stripping template bits
1588 and setting DECL_ANTICIPATED.
1590 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1593 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1595 * name-lookup.h (push_namespace): Adjust declaration.
1596 * parser.c (cp_parser_namespace_definition): Check push_namespace
1599 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1602 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1603 decls into the global scope after stripping template bits
1604 and setting DECL_ANTICIPATED.
1606 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1608 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1609 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1611 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1615 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1617 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1618 on the qualified_id then propagate it to the resulting
1620 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1622 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1623 its REF_PARENTHESIZED_P flag.
1625 2016-05-25 Jason Merrill <jason@redhat.com>
1629 * cp-tree.h (enum tag_types): Add scope_type.
1630 * parser.c (cp_parser_class_name): Use scope_type.
1631 (prefer_type_arg): Handle scope_type.
1632 (cp_parser_lookup_name): Use prefer_type_arg.
1633 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1634 int prefer_type, use lookup_flags.
1635 * name-lookup.h: Adjust.
1637 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1639 * parser.c (cp_parser_oacc_declare): Add support for
1640 GOMP_MAP_FIRSTPRIVATE_POINTER.
1641 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1642 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1644 (handle_omp_array_sections): Replace bool is_omp argument with enum
1645 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1646 (finish_omp_clauses): Add specific errors and warning messages for
1647 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1648 call to handle_omp_array_sections.
1650 2016-05-24 Jason Merrill <jason@redhat.com>
1653 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1655 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1657 2016-05-24 Martin Sebor <msebor@redhat.com>
1660 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1661 * pt.c (instantiate_class_template_1): Try to complete the element
1662 type of a flexible array member.
1663 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1664 * typeck.c (complete_type): Also complete the type of the elements of
1665 arrays with an unspecified bound.
1667 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1670 * typeck2.c (check_narrowing): Check pedwarn return value.
1672 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1675 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1676 For OMP_CLAUSE_LINEAR_REF don't require type to be
1677 integral or pointer.
1679 2016-05-24 Richard Biener <rguenther@suse.de>
1683 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1684 * constexpr.c (cxx_eval_array_reference): Handle indexed
1686 * typeck.c (cp_build_array_ref): Adjust.
1688 2016-05-23 Jason Merrill <jason@redhat.com>
1691 * constexpr.c (cxx_eval_call_expression): Check for
1692 fun == current_function_decl again.
1695 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1696 maybe_undo_parenthesized_ref.
1699 * pt.c (tsubst_copy): Just return a local variable from
1700 non-template context. Don't call rest_of_decl_compilation for
1701 duplicated static locals.
1702 (tsubst_decl): Set DECL_CONTEXT of local static from another
1705 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1708 * method.c (forward_parm): Use cp_build_reference_type.
1710 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1713 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1715 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1717 * pt.c (check_for_bare_parameter_packs): Improve error message
1718 location for expressions.
1720 2016-05-20 Nathan Sidwell <nathan@acm.org>
1722 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1724 (cxx_eval_call_expression): Fix comment grammar.
1726 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1729 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1730 and return immediately in case of erroneous code.
1732 2016-05-19 Marek Polacek <polacek@redhat.com>
1735 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1737 2016-05-19 Jason Merrill <jason@redhat.com>
1740 * pt.c (fn_type_unification): Add outer template args if needed.
1741 (type_unification_real): Handle getting full args.
1743 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1746 * parser.c (cp_parser_operator): For array new/delete, check that
1747 cp_parser_require returned a non-NULL token before dereferencing
1750 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1752 * decl.c (finish_enum_value_list): Use the specified mode.
1754 2016-05-18 Jason Merrill <jason@redhat.com>
1756 * pt.c (value_dependent_expression_p): Tweak new cases to better
1757 match the wording in the standard.
1759 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1762 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1763 when the previous cp_lexer_peek_token returns CPP_EOF.
1765 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1768 * call.c (convert_like_real): Check that we are actually converting
1771 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1773 * decl.c (grokdeclarator): Remove errmsg and use of
1774 targetm.invalid_return_type.
1775 (grokparms): Remove errmsg and use of
1776 targetm.invalid_parameter_type.
1778 2016-05-13 Jason Merrill <jason@redhat.com>
1782 * pt.c (tsubst_decl): Use uses_template_parms.
1783 (instantiate_template_1): Handle non-dependent calls in templates.
1784 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1785 (type_dependent_expression_p): Only consider innermost template args.
1786 (dependent_template_arg_p): Check enclosing class of a template here.
1787 (dependent_template_p): Not here.
1788 (type_dependent_object_expression_p): New.
1789 * typeck.c (finish_class_member_access_expr): Use it.
1790 * parser.c (cp_parser_postfix_expression): Use it.
1791 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1792 to detect the current instantiation.
1793 (cp_parser_lookup_name): Really implement DR 141.
1794 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1795 (any_dependent_bases_p): Split out from...
1796 * name-lookup.c (do_class_using_decl): ...here.
1797 * call.c (build_new_method_call_1): Use it.
1798 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1799 * tree.c (non_static_member_function_p): Remove.
1800 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1802 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1803 complete_type_or_else for unknown_type_node, too.
1805 2016-05-12 Marek Polacek <polacek@redhat.com>
1808 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1809 * cp-tree.h (cp_build_modify_expr): Update declaration.
1810 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1812 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1813 cp_build_modify_expr.
1814 * decl2.c (set_guard): Likewise.
1815 (handle_tls_init): Likewise.
1816 * init.c (perform_member_init): Likewise.
1817 (expand_virtual_init): Likewise.
1818 (build_new_1): Likewise.
1819 (build_vec_delete_1): Likewise.
1820 (get_temp_regvar): Likewise.
1821 (build_vec_init): Likewise.
1822 * method.c (do_build_copy_assign): Likewise.
1823 (assignable_expr): Likewise.
1824 * semantics.c (finish_omp_for): Likewise.
1825 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1827 (cp_pointer_int_sum): Add location parameter. Pass it down to
1829 (pointer_diff): Add location parameter. Use it.
1830 (build_modify_expr): Pass location down to cp_build_modify_expr.
1831 (cp_build_modify_expr): Add location parameter. Use it.
1832 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1833 * typeck2.c (cxx_incomplete_type_diagnostic,
1834 cxx_incomplete_type_error): Add location parameter.
1836 2016-05-11 Marek Polacek <polacek@redhat.com>
1839 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1841 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1843 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1844 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1846 2016-05-04 Marek Polacek <polacek@redhat.com>
1848 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1849 with OPT_Wdangling_else.
1851 2016-05-03 Martin Sebor <msebor@redhat.com>
1854 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1855 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1857 2016-05-03 Marek Polacek <polacek@redhat.com>
1860 * call.c (build_cxx_call): Pass location and vNULL down to
1861 check_builtin_function_arguments.
1863 2016-05-03 Richard Biener <rguenther@suse.de>
1865 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1866 the checksum from the previous stage.
1868 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1871 * typeck.c (finish_class_member_access_expr): When
1872 giving a hint about a possibly-misspelled member name,
1873 add a fix-it replacement hint.
1875 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1877 * cp-tree.h (finish_omp_clauses): Update prototype.
1878 * parser.c (cp_parser_oacc_all_clauses): Update call to
1880 (cp_parser_omp_all_clauses): Likewise.
1881 (cp_parser_omp_for_loop): Likewise.
1882 (cp_omp_split_clauses): Likewise.
1883 (cp_parser_oacc_cache): Likewise.
1884 (cp_parser_oacc_loop): Likewise.
1885 (cp_parser_omp_declare_target):
1886 (cp_parser_cilk_simd_all_clauses): Likewise.
1887 (cp_parser_cilk_for): Likewise.
1888 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1889 arguments with enum c_omp_region_type ort.
1890 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1891 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1892 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1893 (tsubst_expr): Update calls to tsubst_omp_clauses.
1894 * semantics.c (finish_omp_clauses): Replace bool arguments
1895 allow_fields, declare_simd, and is_cilk with bitmask ort.
1896 (finish_omp_for): Update call to finish_omp_clauses.
1898 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1901 * parser.c (cp_parser_class_head): Capture the start location;
1902 use it to emit a fix-it insertion hint when complaining
1903 about missing "template <> " in explicit specializations.
1905 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1907 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1909 2016-05-02 Richard Biener <rguenther@suse.de>
1911 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1914 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1917 * class.c (check_field_decl): Remove final int* parameter, change
1918 the return type to bool; fix logic in order not to reject multiple
1919 initialized fields in anonymous struct.
1920 (check_field_decls): Adjust call.
1922 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1925 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1926 OACC_LOOP_CLAUSE_MASK.
1927 (cp_parser_oacc_kernels_parallel): Update call to
1928 c_oacc_split_loop_clauses.
1930 2016-04-28 Jason Merrill <jason@redhat.com>
1932 Implement C++17 [[nodiscard]] attribute.
1935 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1936 * tree.c (handle_nodiscard_attribute): New.
1937 (cxx_attribute_table): Add [[nodiscard]].
1938 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1939 (maybe_warn_nodiscard): New.
1940 (convert_to_void): Call it.
1942 * cvt.c (cp_get_callee): New.
1943 * constexpr.c (get_function_named_in_call): Use it.
1944 * cxx-pretty-print.c (postfix_expression): Use it.
1945 * except.c (check_noexcept_r): Use it.
1946 * method.c (check_nontriv): Use it.
1947 * tree.c (build_aggr_init_expr): Use it.
1948 * cp-tree.h: Declare it.
1950 2015-04-27 Ryan Burn <contact@rnburn.com>
1951 Jeff Law <law@redhat.com>
1955 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1956 instead of cilk_detect_spawn_and_unwrap.
1957 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1959 (cilk_cp_detect_spawn_and_unwrap): New.
1960 * lambda.c: Include cp-cilkplus.h.
1961 * parser.c: Include cp-cilkplus.h.
1962 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1963 * cp-cilkpus.h: New file.
1965 2016-04-27 Nathan Sidwell <nathan@acm.org>
1967 * constexpr.c (get_fundef_copy): Use the original function for
1968 non-recursive evaluations.
1969 (save_fundef_copy): Always expect a slot to be available.
1971 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1973 * parser.c (cp_parser_postfix_expression): Call
1974 warn_for_memset instead of warning directly here.
1976 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1979 * decl.c (build_enumerator): Set current_access_specifier when
1980 declaring an enumerator belonging to an in-class enumeration.
1981 * parser.c (cp_parser_check_access_in_redecleration): Also
1982 consider in-class enumerations.
1984 2016-04-26 Marek Polacek <polacek@redhat.com>
1987 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1988 instead of stabilize_reference.
1989 (build_over_call): Likewise.
1990 * cp-tree.h (cp_stabilize_reference): Declare.
1991 * tree.c (cp_stabilize_reference): New function.
1992 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1993 stabilize_reference.
1994 (unary_complex_lvalue): Likewise.
1995 (cp_build_modify_expr): Likewise.
1997 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2000 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2003 2016-04-25 Jason Merrill <jason@redhat.com>
2005 * tree.c (std_attribute_table): New.
2006 (init_tree): Register it.
2008 2016-04-22 Jason Merrill <jason@redhat.com>
2010 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2012 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2014 * name-lookup.c (free_saved_scope): New free list of saved_scope
2016 (push_to_top_level): Attempt to reuse a saved_scope struct
2017 from free_saved_scope instead of allocating a new one each time.
2018 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2019 onto free_saved_scope.
2021 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2024 * semantics.c (process_outer_var_ref): Unconditionally return
2025 error_mark_node when mark_used returns false.
2027 2016-04-21 Marek Polacek <polacek@redhat.com>
2030 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2031 extra qualification.
2033 2016-04-20 Nathan Sidwell <nathan@acm.org>
2036 * init.c (build_vec_delete_1): Protect operator delete call in try
2038 (build_delete): Likewise.
2039 * optimize.c (build_delete_destructor_body): Likewise.
2041 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2044 * cp-tree.h (finish_omp_clauses): Add new default argument.
2045 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2046 instead of c_finish_cilk_clauses.
2047 * semantics.c (finish_omp_clauses): Add new argument. Allow
2048 floating-point variables in the linear clause for Cilk Plus.
2050 2016-04-20 Nathan Sidwell <nathan@acm.org>
2052 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2055 2016-04-19 Jason Merrill <jason@redhat.com>
2058 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2059 * pt.c (make_pack_expansion): Call mark_exp_read.
2060 * semantics.c (finish_id_expression): Call mark_type_use in
2061 unevaluated context.
2064 * call.c (implicit_conversion): If we choose a copy constructor
2065 for list-initialization from the same type, the conversion is an
2068 * constexpr.c (breaks): Handle EXIT_EXPR.
2069 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2070 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2075 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2078 * pt.c (tsubst_expr): Remove shadowing declaration.
2079 (tsubst_pack_expansion): Add assert.
2081 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2084 * name-lookup.c (qualified_lookup_using_namespace): Look through
2087 2016-04-18 Michael Matz <matz@suse.de>
2089 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2090 (layout_class_type): Ditto.
2091 (build_base_field): Use SET_DECL_ALIGN.
2092 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2093 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2094 (record_unknown_type): Use SET_TYPE_ALIGN.
2095 (cxx_init_decl_processing): Ditto.
2096 (copy_type_enum): Ditto.
2097 (grokfndecl): Use SET_DECL_ALIGN.
2098 (copy_type_enum): Use SET_TYPE_ALIGN.
2099 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2101 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2102 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2103 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2104 * rtti.c (emit_tinfo_decl): Ditto.
2106 2016-04-18 Jason Merrill <jason@redhat.com>
2110 * class.c (type_maybe_constexpr_default_constructor): New.
2111 (type_has_constexpr_default_constructor): Revert.
2113 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2117 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2118 (handle_com_interface_attribute): Delete.
2120 2016-04-15 Jason Merrill <jason@redhat.com>
2123 * constexpr.c (get_fundef_copy): Handle null *slot.
2126 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2127 unknown_type_node, too.
2129 2016-04-15 Jason Merrill <jason@redhat.com>
2130 Nathan Sidwell <nathan@acm.org>
2133 * constexpr.c (constexpr_call_table): Preserve in GC.
2134 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2135 (fundef_copies_table): Preserve in GC. Change to pointer to
2137 (maybe_initialize_fundef_copies_table): Adjust.
2138 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2139 (save_fundef_copy): Adjust for a TREE_LIST.
2140 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2141 (fini_constexpr): New.
2142 * cp-tree.h (fini_constexpr): Declare.
2143 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2145 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2148 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2150 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2151 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2152 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2153 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2154 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2155 cp_parser_statement.
2156 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2157 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2158 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2159 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2160 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2161 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2162 cp_parser_omp_taskloop, cp_parser_omp_construct,
2163 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2164 Add IF_P argument, pass it down where needed.
2165 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2166 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2169 2016-04-14 Jason Merrill <jason@redhat.com>
2172 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2173 * typeck2.c (split_nonconstant_init_1): Use it.
2176 * class.c (type_has_constexpr_default_constructor): Return true
2177 for an implicitly declared constructor.
2180 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2181 (cp_parser_simple_declaration): Pass it.
2182 (strip_declarator_types): New.
2185 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2186 initializer also makes the variable value-dependent.
2189 * constexpr.c (cxx_eval_store_expression): Also copy
2190 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2192 2016-04-14 Martin Sebor <msebor@redhat.com>
2197 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2199 2016-04-14 Jason Merrill <jason@redhat.com>
2201 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2202 parameter ABI change.
2204 2016-04-13 Martin Sebor <msebor@redhat.com>
2209 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2211 * decl.c (check_initializer, cp_finish_decl): Call them.
2212 (reshape_init_r): Reject incompletely braced intializer-lists
2214 * init.c (throw_bad_array_length, build_vla_check)
2215 (build_vla_size_check, build_vla_init_check): Define new functions.
2216 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2218 (store_init_value): Same.
2220 2016-04-13 Jason Merrill <jason@redhat.com>
2222 Warn about empty parameter ABI with -Wabi=9.
2223 * call.c (empty_class_msg, mark_for_abi_warning)
2224 (warn_empty_class_abi): New.
2225 (build_call_a): Use them.
2226 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2227 * error.c (pp_format_to_string): New.
2229 Pass empty class parameters like C.
2230 * call.c (pass_as_empty_struct, empty_class_arg): New.
2231 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2232 (build_call_a): Use empty_class_arg.
2233 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2234 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2236 2016-04-13 Jason Merrill <jason@redhat.com>
2239 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2241 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2244 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2245 avoidance mechanism.
2247 2016-04-13 Jason Merrill <jason@redhat.com>
2250 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2251 from instantiation_dependent_expression_p.
2252 (value_dependent_expression_p): Use it for unevaluated operands.
2253 (instantiation_dependent_r): Don't check value-dependence.
2254 (instantiation_dependent_expression_p): Check
2255 value-dependence of the expression as a whole.
2256 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2257 * semantics.c (finish_decltype_type): Use it.
2259 * constexpr.c (potential_nondependent_constant_expression): New.
2260 (potential_nondependent_static_init_expression): New.
2261 (maybe_constant_value_1, fold_non_dependent_expr)
2262 (maybe_constant_init): Use them.
2263 * pt.c (instantiate_non_dependent_expr_sfinae)
2264 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2266 * cp-tree.h: Declare them.
2268 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2271 * decl.c (pop_labels_1): Removed.
2272 (note_label, sort_labels): New functions.
2273 (pop_labels): During named_labels traversal, just push the slot
2274 pointers into a vector, then qsort it by DECL_UID and only then
2275 call pop_label and chain it into BLOCK_VARS.
2277 2016-04-13 Jason Merrill <jason@redhat.com>
2280 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2281 (cp_gimplify_expr): Not here.
2283 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2286 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2288 * typeck.c (build_x_conditional_expr): Unconditionally remember
2289 that the result is an lvalue or xvalue.
2291 2016-04-12 Jason Merrill <jason@redhat.com>
2293 * class.c (is_really_empty_class): A zero-length array is empty.
2294 An unnamed bit-field doesn't make a class non-empty.
2296 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2299 * parser.c (cp_parser_cache_defarg): When file ends in default
2300 argument simply return error_mark_node.
2302 2016-04-12 Nathan Sidwell <nathan@acm.org>
2305 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2308 2016-04-11 Jason Merrill <jason@redhat.com>
2310 * mangle.c (decl_is_template_id): The template itself counts as a
2313 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2317 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2318 on the result if it's not a CONSTRUCTOR.
2320 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2323 * constexpr.c (find_constructor): New function.
2324 (unshare_constructor): New function.
2325 (cxx_eval_call_expression): Use unshare_constructor instead of
2327 (find_array_ctor_elt): Likewise.
2328 (cxx_eval_vec_init_1): Likewise.
2329 (cxx_eval_store_expression): Likewise.
2330 (cxx_eval_constant_expression): Likewise.
2332 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2335 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2336 potentially generating a future -Wparentheses warning in its
2339 2016-04-06 Jason Merrill <jason@redhat.com>
2341 * class.c (check_abi_tags): Fix function template handling.
2343 2016-04-05 Nathan Sidwell <nathan@acm.org>
2346 * class.c (fixup_may_alias): New.
2347 (fixup_attribute_variants): Call it.
2349 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2352 * constexpr.c (struct fundef_copy): New struct.
2353 (struct fundef_copies_table_t): New struct.
2354 (fundef_copies_table): New static variable.
2355 (maybe_initialize_fundef_copies_table): New static function.
2356 (get_fundef_copy): New static function.
2357 (save_fundef_copy): New static function.
2358 (cxx_eval_call_expression): Use get_fundef_copy, and
2360 (constexpr_call_table): Add "deletable" GTY marker.
2362 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2365 * cp-tree.h (class cache_map): Remove.
2366 * constexpr.c (cv_cache): Change type to
2367 GTY((deletable)) hash_map<tree, tree> *.
2368 (maybe_constant_value): Adjust following the change to cv_cache.
2369 (clear_cv_cache): New static function.
2370 (clear_cv_and_fold_caches): Use it.
2371 * cp-gimplify.c (fold_cache): Change type to
2372 GTY((deletable)) hash_map<tree, tree> *.
2373 (clear_fold_cache): Adjust following the change to fold_cache.
2374 (cp_fold): Likewise.
2376 2016-04-02 Martin Sebor <msebor@redhat.com>
2382 * constexpr.c (diag_array_subscript): New function.
2383 (cxx_eval_array_reference): Detect out of bounds array indices.
2385 2016-04-01 Jason Merrill <jason@redhat.com>
2389 * pt.c (instantiate_decl): A function isn't fully defined if
2390 DECL_INITIAL is error_mark_node.
2391 * constexpr.c (cxx_eval_call_expression): Likewise.
2393 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2394 Marek Polacek <polacek@redhat.com>
2397 * init.c (warn_placement_new_too_small): Test whether
2398 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2400 2016-04-01 Nathan Sidwell <nathan@acm.org>
2403 * decl.c (check_redeclaration_exception_specification): Check
2404 regardless of -fno-exceptions.
2405 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2406 flag_exceptions too.
2408 2016-03-31 Nathan Sidwell <nathan@acm.org>
2410 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2411 (finish_destructor_body): Don't emit operator delete here.
2413 2016-03-31 Nathan Sidwell <nathan@acm.org>
2416 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2417 elements in field order.
2419 2016-03-31 Marek Polacek <polacek@redhat.com>
2422 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2424 2016-03-31 Richard Biener <rguenther@suse.de>
2427 * typeck.c (cp_build_binary_op): Fix operand order of vector
2428 conditional in truth op handling.
2430 2016-03-29 Jason Merrill <jason@redhat.com>
2433 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2434 in constexpr functions.
2436 2016-03-28 Jason Merrill <jason@redhat.com>
2441 * decl.c, pt.c, constexpr.c: Revert last patch.
2443 2016-03-25 Jason Merrill <jason@redhat.com>
2444 Martin Liška <mliska@suse.cz>
2449 * decl.c (cp_fname_init): Decay the initializer to pointer.
2450 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2451 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2452 Don't call cp_finish_decl.
2453 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2454 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2455 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2456 Handle DECL_VALUE_EXPR.
2458 2016-03-24 Jason Merrill <jason@redhat.com>
2461 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2464 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2467 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2470 * tree.c (build_cplus_array_type): Determine type-dependentess
2471 with uses_template_parms instead of with dependent_type_p.
2473 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2476 * typeck.c (process_init_constructor_union): If the initializer
2477 is empty, use the union's NSDMI if it has one.
2479 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2482 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2483 NSDMI that's part of an aggregrate initialization.
2485 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2488 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2489 for 1..max even for multi-dimensional arrays. Call unshare_expr
2493 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2494 on TREE_OVERFLOW constants.
2497 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2498 for OMP_TASKLOOP here.
2499 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2500 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2502 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2503 Jason Merrill <jason@redhat.com>
2504 Jakub Jelinek <jakub@redhat.com>
2507 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2508 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2509 (finish_function): Don't set or test them.
2510 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2512 2016-03-23 Jason Merrill <jason@redhat.com>
2515 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2517 2016-03-23 Marek Polacek <polacek@redhat.com>
2520 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2522 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2524 * call.c (build_conditional_expr_1): Always use original
2525 condition type for vector type checks and build.
2527 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2530 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2532 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2535 * constexpr.c (non_const_var_error): Check
2536 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2538 2016-03-21 Richard Henderson <rth@redhat.com>
2541 * decl.c (notice_forced_label_r): New.
2542 (cp_finish_decl): Use it.
2544 2016-03-21 Jason Merrill <jason@redhat.com>
2547 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2549 2016-03-18 Jason Merrill <jason@redhat.com>
2552 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2555 * class.c (vptr_via_virtual_p): New.
2556 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2557 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2558 a vptr from any virtual base in a not-in-charge 'structor.
2560 * decl.c (build_clobber_this): Factor out of
2561 start_preparsed_function and begin_destructor_body. Handle
2562 virtual bases better.
2564 * class.c (build_if_in_charge): Split out from build_base_path.
2565 * init.c (expand_virtual_init, expand_default_init): Use it.
2566 * call.c (build_special_member_call): Use it.
2568 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2571 * init.c (build_new_1): Complain and return error_mark_node
2572 if alloc_fn is not _Jv_AllocObject function returning pointer.
2574 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2577 * search.c (adjust_result_of_qualified_name_lookup): Don't
2578 update the BASELINK_BINFO of DECL if the second call
2579 to lookup_base fails.
2581 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2584 * parser.c (cp_parser_lambda_expression): Move call to
2585 pop_deferring_access_checks ahead of the call to
2586 cp_parser_end_tentative_firewall.
2588 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2591 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2592 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2593 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2595 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2596 if magic_varargs_p == 1, call decay_conversion
2597 instead of mark_type_use. Don't store error_mark_node arguments to
2598 argarray, instead return error_mark_node.
2601 * decl.c (begin_destructor_body): Don't insert clobber if
2602 is_empty_class (current_class_type).
2604 2016-03-17 Marek Polacek <polacek@redhat.com>
2607 * typeck.c (warn_for_null_address): New function.
2608 (cp_build_binary_op): Call it.
2610 2016-03-16 Jason Merrill <jason@redhat.com>
2613 * decl.c (start_preparsed_function): Don't clobber an empty base.
2615 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2618 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2619 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2622 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2623 set in_base_initializer.
2625 2016-03-15 Marek Polacek <polacek@redhat.com>
2628 * tree.c (strip_typedefs): Call strip_typedefs again on the
2629 DECL_ORIGINAL_TYPE result.
2631 2016-03-15 Jason Merrill <jason@redhat.com>
2634 * pt.c (instantiate_decl): Fix call to variable_template_p.
2637 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2639 2016-03-14 Casey Carter <casey@carter.net>
2640 Jason Merrill <jason@redhat.com>
2642 P0184R0: Generalizing the Range-Based For Loop
2643 * parser.c (cp_convert_range_for): Set the type of __end separately.
2644 (cp_parser_perform_range_for_lookup): Allow different begin/end
2645 types if they are comparable.
2647 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2650 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2651 processing_template_decl and EXPR is a SCOPE_REF.
2653 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2654 Jakub Jelinek <jakub@redhat.com>
2657 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2658 return value from cxx_eval_constant_expression from earlier
2659 elements if it is valid constant initializer requiring no
2662 2016-03-10 Marek Polacek <polacek@redhat.com>
2665 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2667 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2669 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2670 when calling c_finish_omp_clauses.
2672 2016-03-08 Jason Merrill <jason@redhat.com>
2674 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2675 diagnostic for use of "concept".
2676 (cp_parser_requires_clause_opt): And "requires".
2677 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2678 (cp_parser_explicit_template_declaration): Adjust.
2679 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2681 P0036R0: Unary Folds and Empty Parameter Packs
2682 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2684 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2687 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2688 even after the last iteration of the loop.
2690 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2692 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2695 * pt.c (get_template_info): Handle PARM_DECL.
2696 (template_class_depth): Check DECL_P instead of
2697 VAR_OR_FUNCTION_DECL_P.
2699 2016-03-05 Jason Merrill <jason@redhat.com>
2702 * constexpr.c (cxx_eval_store_expression): Replace
2703 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2705 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2708 * pt.c (template_class_depth): Given a lambda type, iterate
2709 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2710 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2713 2016-03-04 Jason Merrill <jason@redhat.com>
2716 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2717 * init.c (build_vec_delete_1): Set it.
2718 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2720 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2722 * decl.c (start_preparsed_function): Don't emit start clobber at the
2723 start of constructor clones.
2726 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2727 * decl.c (start_preparsed_function): Call
2728 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2729 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2730 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2732 2016-03-04 Jason Merrill <jason@redhat.com>
2735 * constexpr.c (cxx_eval_component_reference): Further tweak.
2737 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2738 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2739 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2740 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2743 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2746 2016-03-03 Jason Merrill <jason@redhat.com>
2748 * method.c (synthesized_method_walk): operator= can also be constexpr.
2750 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2751 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2754 * pt.c (copy_template_args): New.
2755 (tsubst_pack_expansion): Use it.
2757 * call.c (build_aggr_conv): Use get_nsdmi.
2760 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2763 * constexpr.c (cxx_eval_component_reference): Just return an empty
2764 CONSTRUCTOR for an empty class.
2766 2016-03-01 Jason Merrill <jason@redhat.com>
2769 * parser.c (cp_parser_requires_clause): Call
2770 check_for_bare_parameter_packs.
2773 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2777 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2778 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2779 [TARGET_EXPR]: Unshare init.
2781 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2785 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2788 2016-02-28 Jason Merrill <jason@redhat.com>
2791 * constexpr.c (cxx_eval_store_expression): Unshare init.
2793 2016-02-26 Jason Merrill <jason@redhat.com>
2796 * pt.c (make_argument_pack): New.
2797 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2798 (tsubst_copy_and_build): Likewise.
2800 2016-02-25 Jason Merrill <jason@redhat.com>
2803 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2804 * tree.c (build_aggr_init_expr): Set it.
2805 * semantics.c (simplify_aggr_init_expr): Check it.
2806 * cp-gimplify.c (cp_genericize_r): Don't walk into
2807 a call/aggr_init from a thunk.
2810 * method.c (forward_parm): Handle parameter packs.
2811 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2814 * constexpr.c (cxx_eval_component_reference): Don't complain about
2815 unevaluated empty classes.
2818 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2820 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2823 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2824 (maybe_undo_parenthesized_ref): Declare.
2825 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2827 (finish_call_expr): Use it.
2828 * typeck.c (check_return_expr): Use it.
2829 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2830 REF_PARENTHESIZED_P flag.
2832 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2835 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2837 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2839 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2840 unless they are folded into INTEGER_CST, error_mark_node or some
2841 comparison with NULL, avoid folding them and use either the original
2842 comparison or non-folded comparison of folded arguments.
2843 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2844 comparison, don't fold the comparison right away.
2846 2016-02-24 Jason Merrill <jason@redhat.com>
2849 * friend.c (make_friend_class): Likewise.
2850 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2852 2016-02-24 Jason Merrill <jason@redhat.com>
2855 * pt.c (instantiate_class_template_1): Set
2856 processing_template_decl before substituting friend_type.
2858 016-02-24 Martin Sebor <msebor@redhat.com>
2861 * tree.c (build_ctor_subob_ref): Compare types' main variants
2862 instead of the types as they are.
2864 2016-02-24 Jason Merrill <jason@redhat.com>
2866 * decl.c (start_preparsed_function): Condition ctor clobber on
2867 flag_lifetime_dse > 1.
2869 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2871 2016-02-19 Jason Merrill <jason@redhat.com>
2874 * call.c (remaining_arguments): No longer static.
2875 * cp-tree.h: Declare it.
2876 * pt.c (more_specialized_fn): Use it.
2878 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2879 Bernd Edlinger <bernd.edlinger@hotmail.de>
2881 * Make-lang.in: Invoke gperf with -L C++.
2882 * cfns.gperf: Remove prototypes for hash and libc_name_p
2884 * cfns.h: Regenerated.
2885 * except.c (nothrow_libfn_p): Adjust.
2887 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2890 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2891 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2893 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2896 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2898 * semantics.c (finish_call_expr): Don't assume a constructor
2899 call is dependent if only the "this" pointer is dependent. When
2900 building a constructor call, always use a dummy object.
2902 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2905 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2907 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2908 operators if folding preserved the binop, just with different
2912 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2913 attr_spec is always single element chain, chain all the attributes
2914 properly together in the right order.
2916 2016-02-18 Jason Merrill <jason@redhat.com>
2918 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2920 (mangle_decl): Call maybe_check_abi_tags for function scope.
2921 (mangle_guard_variable): Call maybe_check_abi_tags here.
2922 (write_guarded_var_name): Not here.
2924 2016-02-17 Jason Merrill <jason@redhat.com>
2927 * constexpr.c (build_constexpr_constructor_member_initializers):
2928 Handle an additional STATEMENT_LIST.
2931 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2934 * decl2.c (reset_type_linkage_2): Look through member templates.
2936 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2939 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2941 2016-02-17 Jason Merrill <jason@redhat.com>
2944 * method.c (forward_parm): Split out from...
2945 (add_one_base_init): ...here.
2946 * lambda.c (maybe_add_lambda_conv_op): Use it.
2948 2016-02-16 Jason Merrill <jason@redhat.com>
2952 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2953 tree.c, typeck2.c: Revert earlier changes.
2954 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2955 non-type templates after -> or .
2957 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2960 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2962 2016-02-16 Jason Merrill <jason@redhat.com>
2965 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2966 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2967 * name-lookup.h: Adjust.
2969 2016-02-16 James Norris <jnorris@codesourcery.com>
2971 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2972 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2974 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2977 * init.c (expand_default_init): Only call reshape_init
2978 in the direct-initialization from an initializer list case.
2980 2016-02-15 Jason Merrill <jason@redhat.com>
2983 * semantics.c (finish_call_expr): Implicit 'this' does not make
2985 * search.c (any_dependent_bases_p): Split out...
2986 * name-lookup.c (do_class_using_decl): ...from here.
2987 * call.c (build_new_method_call_1): Don't complain about missing object
2988 if there are dependent bases. Tweak error.
2989 * tree.c (non_static_member_function_p): Remove.
2990 * pt.c (type_dependent_expression_p): A member template of a
2991 dependent type is dependent.
2992 * cp-tree.h: Adjust.
2995 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2997 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3000 * pt.c (lookup_and_finish_template_variable): New function,
3002 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3003 (tsubst_qualified_id): Consider that EXPR might be a variable
3005 * typeck.c (check_template_keyword): Don't emit an error
3006 if DECL is a variable template.
3008 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3010 * error.c: Spelling fixes - behaviour -> behavior and
3011 neighbour -> neighbor.
3013 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3015 * init.c (build_delete): Likewise.
3017 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3020 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3021 arguments for -Waddress warning. Fix up formatting.
3023 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3026 * pt.c (lookup_template_class_1): Check tsubst return value for
3029 2016-02-10 Jason Merrill <jason@redhat.com>
3032 * pt.c (resolve_nondeduced_context): Add complain parm.
3033 (do_auto_deduction): Pass it.
3034 * cvt.c (convert_to_void): Likewise.
3035 * decl.c (cp_finish_decl): Likewise.
3036 * init.c (build_new): Likewise.
3037 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3038 * semantics.c (finish_decltype_type): Likewise.
3039 * typeck.c (decay_conversion): Likewise.
3040 * cp-tree.h: Adjust declaration.
3041 * call.c (standard_conversion): Add complain parm, pass it along.
3042 (implicit_conversion): Pass it.
3045 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3046 (lookup_name_real_1): Likewise.
3047 (remove_hidden_names): Handle non-functions too.
3050 * parser.c (cp_parser_lookup_name): When looking for a template
3051 after . or ->, only consider class templates.
3052 (cp_parser_postfix_dot_deref_expression): Handle the current
3053 instantiation. Remember a dependent object expression.
3054 * typeck2.c (build_x_arrow): Handle the current instantiation.
3056 * ptree.c (debug_tree): Implement for cp_expr.
3058 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3061 * parser.c (cp_parser_simple_type_specifier): Make the check
3062 for disambiguating between an 'auto' placeholder and an implicit
3063 template parameter more robust.
3065 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3069 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3070 setting its TREE_USED flag.
3072 2016-02-08 Jason Merrill <jason@redhat.com>
3075 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3078 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3081 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3082 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3084 2016-02-08 Marek Polacek <polacek@redhat.com>
3087 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3088 Call clear_fold_cache.
3089 * cp-tree.h: Adjust declaration.
3090 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3091 rather than clear_cv_cache and clear_fold_cache.
3092 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3094 2016-02-08 Jason Merrill <jason@redhat.com>
3096 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3097 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3098 (ocp_convert): Use *_maybe_fold.
3099 (cp_convert_to_pointer): Add dofold parameter.
3100 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3102 2016-02-05 Martin Sebor <msebor@redhat.com>
3105 * init.c (find_field_init): New function.
3106 (warn_placement_new_too_small): Call it. Handle one-element arrays
3107 at ends of structures special.
3109 2016-02-05 Jason Merrill <jason@redhat.com>
3112 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3113 make sure we've seen_error().
3115 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3118 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3119 if lookup_fnfields returns NULL_TREE and the name being looked
3120 up has the form A::A.
3122 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3124 * constexpr.c (cxx_eval_binary_expression): Fold equality
3125 comparisons involving PTRMEM_CSTs.
3127 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3129 * class.c (find_flexarrays): Don't declare dom variable.
3130 (diagnose_flexarray): Likewise.
3132 2016-02-02 Martain Sebor <msebor@redhat.com>
3139 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3140 of a flexible array member for equality to null.
3141 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3142 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3143 (check_flexarrays): Same.
3144 * decl.c (compute_array_index_type): Avoid special case for flexible
3146 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3148 * error.c (dump_type_suffix): Revert changes introduced in r231665
3149 and rendered unnecessary by the changes above.
3150 * pt.c (tsubst): Same.
3151 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3152 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3153 (process_init_constructor_array): Same.
3154 (process_init_constructor_record): Same.
3156 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3159 * pt.c (try_one_overload): Handle comparing argument packs so
3160 that there is no conflict if we deduced more arguments of an
3161 argument pack than were explicitly specified.
3163 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3164 Jason Merrill <jason@redhat.com>
3167 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3168 function type if nothing is changing.
3170 2016-01-31 Jason Merrill <jason@redhat.com>
3173 * pt.c (partial_specialization_p, impartial_args): New.
3174 (instantiate_decl): Call impartial_args.
3176 * mangle.c (maybe_check_abi_tags): New.
3177 (write_guarded_var_name): Call it.
3178 (mangle_ref_init_variable): Call check_abi_tags.
3180 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3181 between template and instantiation.
3183 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3186 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3187 function declarations.
3189 2016-01-29 Marek Polacek <polacek@redhat.com>
3193 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3194 out of bound" error earlier.
3195 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3198 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3200 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3201 structure, update free_binding_level before the structure's
3202 level_chain field gets cleared, not after.
3204 2016-01-28 Jason Merrill <jason@redhat.com>
3207 * search.c (dfs_walk_once, dfs_walk_once_r)
3208 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3209 hash_set instead of BINFO_MARKED.
3210 (dfs_unmark_r): Remove.
3212 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3215 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3216 (cp_lexer_debugging_p): Use it.
3217 (cp_lexer_start_debugging): Likewise.
3218 (cp_lexer_stop_debugging): Likewise.
3220 2016-01-27 Marek Polacek <polacek@redhat.com>
3223 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3224 needed. Add -Wsign-compare warning.
3226 2016-01-27 Ryan Burn <contact@rnburn.com>
3229 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3230 superfluous post_p argument in call to
3231 cilk_gimplify_call_params_in_spawned_fn.
3233 2016-01-27 Marek Polacek <polacek@redhat.com>
3236 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3237 wrapped in NOP_EXPRs.
3239 2016-01-27 Martin Sebor <msebor@redhat.com>
3242 * mangle.c (mangle_decl): Reference the correct (saved) version
3243 of the ABI in -Wabi diagnostics.
3245 2016-01-27 Marek Polacek <polacek@redhat.com>
3248 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3249 elements of the array.
3251 2016-01-26 Jason Merrill <jason@redhat.com>
3254 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3255 (cxx_eval_call_expression): Don't look through clones.
3256 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3257 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3258 maybe-in-charge *tor.
3260 2016-01-26 Jason Merrill <jason@redhat.com>
3263 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3264 and TREE_SIDE_EFFECTS.
3265 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3266 verify_constructor_flags.
3268 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3271 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3272 return error_mark_node instead of building trees with error_mark_node
3275 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3278 * error.c (print_instantiation_partial_context_line): Add missing
3279 newlines from output for the t == NULL case.
3280 (print_instantiation_partial_context): Remove call to pp_newline.
3282 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3285 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3290 * decl.c (grokdeclarator): Don't decay array parameter type to
3291 a pointer type if it's dependent.
3292 (grokparms): Invoke strip_top_quals instead of directly invoking
3293 cp_build_qualified_type.
3294 * pt.c (decay_dependent_array_parm_type): New static function.
3295 (type_unification_real): Call decay_dependent_array_parm_type
3296 to decay a dependent array parameter type to its corresponding
3297 pointer type before unification.
3298 (more_specialized_fn): Likewise.
3299 (get_bindings): Likewise.
3300 * tree.c (cp_build_qualified_type): Trivial typofix in
3303 2016-01-23 Martin Sebor <msebor@redhat.com>
3307 * decl2.c (is_late_template_attribute): Handle dependent argument
3308 to attribute align and attribute vector_size.
3310 2016-01-21 Jason Merrill <jason@redhat.com>
3313 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3314 for init-capture, too.
3317 * decl.c (type_is_deprecated): Don't look into a typedef.
3321 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3324 * decl.c (start_enum): Add attributes parameter.
3325 * parser.c (cp_parser_enum_specifier): Pass it.
3326 * pt.c (lookup_template_class_1): Pass it.
3327 * cp-tree.h: Adjust.
3329 2016-01-19 Jason Merrill <jason@redhat.com>
3332 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3334 2016-01-19 Marek Polacek <polacek@redhat.com>
3337 * constexpr.c (clear_cv_cache): New.
3338 * cp-gimplify.c (clear_fold_cache): New.
3339 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3340 * decl.c (finish_enum_value_list): Call them.
3343 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3345 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3350 * decl.c (grokdeclarator): Don't decay array parameter type to
3351 a pointer type if it's dependent.
3352 (grokparms): Invoke strip_top_quals instead of directly invoking
3353 cp_build_qualified_type.
3354 * pt.c (decay_dependent_array_parm_type): New static function.
3355 (type_unification_real): Call decay_dependent_array_parm_type
3356 to decay a dependent array parameter type to its corresponding
3357 pointer type before unification.
3358 (more_specialized_fn): Likewise.
3359 (get_bindings): Likewise.
3360 * tree.c (cp_build_qualified_type): Trivial typofix in
3363 2016-01-18 Jason Merrill <jason@redhat.com>
3365 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3367 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3370 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3371 (contains_label_1, contains_label_p): Remove.
3373 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3376 * pt.c (type_dependent_expression_p): For a function template
3377 specialization, a type is dependent iff any of its template
3380 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3382 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3383 error_mark_node only if find_rank failed, not if it was
3386 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3389 * tree.c (build_min_non_dep_call_vec): Don't retain the
3390 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3392 (build_min_non_dep_op_overload): Instead, do it here.
3394 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3397 * parser.h (cp_token): Remove pragma_kind field. Add comment
3398 with number of unused bits.
3399 * parser.c (eof_token): Remove pragma_kind field initializer.
3400 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3401 field, don't clear CPP_PRAGMA u.value.
3402 (cp_parser_pragma_kind): New function.
3403 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3404 cp_parser_omp_construct, cp_parser_initial_pragma,
3405 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3408 2016-01-15 Jason Merrill <jason@redhat.com>
3411 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3413 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3417 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3418 array/function-to-pointer conversion. Call
3419 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3420 * call.c (convert_like_real): Print call context if
3421 decay_conversion errors.
3423 2016-01-14 Tom de Vries <tom@codesourcery.com>
3425 PR tree-optimization/68773
3426 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3429 2016-01-14 Jason Merrill <jason@redhat.com>
3432 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3434 2016-01-12 Marek Polacek <polacek@redhat.com>
3437 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3438 error_at and adjust the return value.
3440 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3444 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3445 GS_ERROR whenever seen_error (), only if *expr_p contains
3446 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3450 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3452 2016-01-11 Jason Merrill <jason@redhat.com>
3455 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3456 (process_subob_fn): Likewise. Don't consider triviality if true.
3457 (synthesize_method_walk): Pass it.
3459 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3462 * parser.c (cp_parser_postfix_expression): Initialize
3463 close_paren_loc to UNKNOWN_LOCATION; only use it if
3464 it has been written to by
3465 cp_parser_parenthesized_expression_list.
3466 (cp_parser_parenthesized_expression_list): Document the behavior
3467 with respect to the CLOSE_PAREN_LOC param.
3469 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3472 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3473 folded operands have side-effects, but folding changed any of them,
3474 build a new tree with the folded operands instead of returning the
3477 2016-01-09 Marek Polacek <polacek@redhat.com>
3480 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3482 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3485 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3487 2016-01-08 Jason Merrill <jason@redhat.com>
3490 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3493 2016-01-08 Marek Polacek <polacek@redhat.com>
3496 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3498 2016-01-08 Jason Merrill <jason@redhat.com>
3500 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3505 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3506 TREE_ADDRESSABLE type.
3510 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3512 2016-01-05 Nathan Sidwell <nathan@acm.org>
3515 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3518 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3520 Update copyright years.
3522 Copyright (C) 2016 Free Software Foundation, Inc.
3524 Copying and distribution of this file, with or without modification,
3525 are permitted in any medium without royalty provided the copyright
3526 notice and this notice are preserved.