1 2016-10-07 Jason Merrill <jason@redhat.com>
3 Further P0135 refinement.
4 * call.c (build_user_type_conversion_1): Consider conversions from
5 a single element in an initializer-list.
6 (build_temp): Undo early_elide_copy change.
7 (build_over_call): Check that we don't try to copy a TARGET_EXPR
8 in C++17 mode. Set user_conv_p here.
9 (convert_like_real): Not here.
10 (check_self_delegation): Split out from...
11 (build_special_member_call): ...here. Handle C++17 copy elision.
12 * cvt.c (early_elide_copy): Remove.
13 (ocp_convert): Undo early_elide_copy change.
14 * except.c (build_throw): Likewise.
15 * init.c (expand_default_init): Likewise.
16 * typeck.c (cp_build_modify_expr): Likewise.
18 2016-10-07 Nathan Sidwell <nathan@acm.org>
22 * init.c (emit_mem_initializers): Don't construct vbases of
24 (push_base_cleanups): Don't push vbase cleanups for abstract class
26 * method.c (synthethesized_method_walk): Don't walk vbases of
27 abstract classes when in C++14 mode.
29 2016-10-07 Jakub Jelinek <jakub@redhat.com>
31 Implement LWG2296 helper intrinsic
32 * parser.c (cp_parser_postfix_expression): Handle RID_ADDRESSOF.
33 * cp-objcp-common.c (cp_common_init_ts): Handle ADDRESSOF_EXPR.
34 * constexpr.c (potential_constant_expression_1): Likewise.
35 * error.c (dump_expr): Likewise.
36 * typeck.c (cp_build_addressof): New function.
37 * cp-tree.h (cp_build_addressof): Declare.
38 * cxx-pretty-print.h (pp_cxx_addressof_expression): Declare.
39 * cp-tree.def (ADDRESSOF_EXPR): New tree code.
40 * cxx-pretty-print.c (cxx_pretty_printer::primary_expression): Handle
41 ADDRESSOF_EXPR. Add __builtin_addressof and
42 __has_unique_object_representations into syntax in function comment.
43 (pp_cxx_addressof_expression): New function.
44 * pt.c (tsubst_copy_and_build): Handle ADDRESSOF_EXPR.
46 2016-10-07 Bernd Edlinger <bernd.edlinger@hotmail.de>
49 * parser.c (cp_parser_base_specifier): Fix a warning.
51 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
54 * decl.c (grokdeclarator): Try to find the correct location for an
57 2016-10-07 Martin Liska <mliska@suse.cz>
59 * lambda.c (maybe_add_lambda_conv_op): Set default value.
61 2016-10-06 Jason Merrill <jason@redhat.com>
63 * call.c (build_temp, convert_like_real): Don't re-copy
64 TARGET_EXPR. Handle packed fields.
65 (build_x_va_arg): Wrap it in a TARGET_EXPR.
66 (build_over_call): Add sanity check.
67 * cvt.c (early_elide_copy): New.
68 (ocp_convert): Use it.
69 * except.c (build_throw): Use it.
70 * init.c (get_nsdmi): Put back the TARGET_EXPR.
71 (expand_default_init): Call early_elide_copy.
72 * typeck.c (cp_build_modify_expr): Call early_elide_copy.
74 2016-10-06 Jakub Jelinek <jakub@redhat.com>
76 Implement P0258R2 - helper for C++17
77 std::has_unique_object_representations trait
78 * cp-tree.h (enum cp_trait_kind): Add
79 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
80 (struct lang_type_class): Add unique_obj_representations
81 and unique_obj_representations_set bitfields.
82 (CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS,
83 CLASSTYPE_UNIQUE_OBJ_REPRESENTATIONS_SET): Define.
84 (type_has_unique_obj_representations): Declare.
85 * parser.c (cp_parser_primary_expression): Handle
86 RID_HAS_UNIQUE_OBJ_REPRESENTATIONS.
87 (cp_parser_trait_expr): Likewise. Formatting fix.
88 * semantics.c (trait_expr_value, finish_trait_expr): Handle
89 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
90 * tree.c (type_has_unique_obj_representations): New function.
91 (record_has_unique_obj_representations): New function.
92 * cxx-pretty-print.c (pp_cxx_trait_expression): Handle
93 CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS.
95 2016-10-05 Jason Merrill <jason@redhat.com>
97 Implement P0135R1, Guaranteed copy elision.
98 * cvt.c (ocp_convert): Don't re-copy a TARGET_EXPR in C++17.
101 * call.c (reference_binding): Fix binding to member of temporary.
103 * call.c (extend_ref_init_temps): Fix TARGET_EXPR handling.
105 * parser.c (cp_parser_skip_to_end_of_statement): Add missing break.
107 * semantics.c (finish_compound_literal): Handle class placeholder.
109 2016-10-05 Marek Polacek <polacek@redhat.com>
111 Implement P0305R1, Selection statements with initializer.
112 * cp-array-notation.c (create_an_loop): Call finish_init_stmt
113 instead of finish_for_init_stmt.
114 * cp-tree.h (finish_for_init_stmt): Rename to finish_init_stmt.
115 * decl.c (poplevel): Adjust a comment.
116 * init.c (build_vec_init): Call finish_init_stmt instead of
117 finish_for_init_stmt.
118 * name-lookup.c (pushdecl_maybe_friend_1): Adjust a comment.
119 * name-lookup.h (enum scope_kind): Likewise.
120 * parser.c (cp_parser_statement): Update commentary.
121 (cp_parser_init_statement_p): New function.
122 (cp_parser_selection_statement): Parse the optional init-statement.
123 (cp_parser_for): Call finish_init_stmt instead of finish_for_init_stmt.
124 (cp_parser_c_for): Likewise.
125 (cp_convert_range_for): Call finish_init_stmt instead of finish_for_init_stmt.
126 (cp_parser_range_for_member_function): Update commentary.
127 (cp_parser_iteration_statement):
128 (cp_parser_for_init_statement): Rename to cp_parser_init_statement.
129 * pt.c (tsubst_omp_for_iterator): Update commentary.
130 (tsubst_expr): Call finish_init_stmt instead of finish_for_init_stmt.
131 * semantics.c (finish_for_init_stmt): Rename to finish_init_stmt.
134 2016-10-04 Jason Merrill <jason@redhat.com>
137 * pt.c (do_class_deduction): Handle list-initialization.
138 (do_auto_deduction): Call it sooner.
139 (build_deduction_guide): Use tsubst_arg_types.
140 (rewrite_template_parm): Don't copy_type.
143 * constexpr.c (cxx_eval_component_reference): Use name matching
146 Implement P0091R2, Template argument deduction for class templates.
147 * parser.c (cp_parser_simple_type_specifier): Parse class placeholder.
148 Use the location of the beginning of the type-specifier.
149 (cp_parser_init_declarator): Parse deduction guide.
150 (cp_parser_diagnose_invalid_type_name): Mention class deduction.
151 (cp_parser_type_id_1): Don't accept class placeholder as template arg.
152 * cp-tree.h (CLASS_PLACEHOLDER_TEMPLATE): New.
153 * decl.c (grokdeclarator): Check for uninitialized auto here.
154 (start_decl_1): Not here.
155 (cp_finish_decl): Or here. Don't collapse a list when doing
157 (grokfndecl): Check deduction guide scope and body.
158 * error.c (dump_decl, dump_function_decl, dump_function_name):
159 Handle deduction guides.
160 * pt.c (make_template_placeholder, do_class_deduction): New.
161 (build_deduction_guide, rewrite_template_parm): New.
162 (dguide_name, dguide_name_p, deduction_guide_p): New.
163 (do_auto_deduction): Call do_class_deduction.
164 (splice_late_return_type, is_auto): Handle class placeholders.
165 (template_parms_level_to_args): Split from template_parms_to_args.
166 (tsubst_template_parms_level): Split from tsubst_template_parms.
167 * typeck2.c (build_functional_cast): Handle class placeholder.
169 2016-10-04 Martin Sebor <msebor@redhat.com>
172 * init.c (warn_placement_new_too_small): Avoid assuming an array type
175 2016-10-04 Jakub Jelinek <jakub@redhat.com>
178 * parser.c (cp_parser_lambda_declarator_opt): Only pedwarn
179 for C++11 on decls in the param_list. Test cxx_dialect < cxx14 before
182 * cp-tree.h (enum cp_tree_index): Remove CPTI_JAVA_*,
183 CPTI_LANG_NAME_JAVA and CPTI_JCLASS.
184 (java_byte_type_node, java_short_type_node, java_int_type_node,
185 java_long_type_node, java_float_type_node, java_double_type_node,
186 java_char_type_node, java_boolean_type_node, lang_name_java,
187 jclass_node): Remove.
188 (enum languages): Remove lang_java.
189 (TYPE_FOR_JAVA): Remove.
190 (struct lang_type_class): Remove java_interface bit-field.
191 (TYPE_JAVA_INTERFACE): Remove.
192 (pragma_java_exceptions): Remove.
193 (check_java_method, build_java_class_ref): Remove prototypes.
194 * name-lookup.c (pushtag_1): Don't set TYPE_FOR_JAVA.
195 * decl2.c (acceptable_java_type, check_java_method): Remove.
196 (import_export_decl): Remove TYPE_FOR_JAVA handling.
197 (build_java_method_aliases): Remove.
198 (c_parse_final_cleanups): Don't call build_java_method_aliases.
199 (possibly_inlined_p): Don't test pragma_java_exceptions.
200 * init.c (build_new_1): Remove TYPE_FOR_JAVA handling.
201 (build_java_class_ref): Remove.
202 * pt.c (maybe_new_partial_specialization, lookup_template_class_1,
203 instantiate_class_template_1): Don't copy TYPE_FOR_JAVA.
204 * except.c (eh_type_info): Remove java type handling.
205 (decl_is_java_type, choose_personality_routine): Remove.
206 (initialize_handler_parm): Don't call choose_personality_routine.
207 (expand_start_catch_block): Don't handle java types.
208 (build_throw): Likewise.
209 * cp-lang.c (cp_eh_personality): Don't handle pragma_java_exceptions.
210 * typeck.c (structural_comptypes): Don't compare TYPE_FOR_JAVA.
211 * call.c (build_over_call): Don't handle TYPE_JAVA_INTERFACE.
212 (java_iface_lookup_fn): Remove.
213 (build_java_interface_fn_ref): Remove.
214 * tree.c (cxx_attribute_table): Remove java_interface.
215 (handle_java_interface_attribute): Remove.
216 * lex.c (pragma_java_exceptions): Remove.
217 (init_cp_pragma): Don't register GCC java_exceptions pragma.
218 (handle_pragma_java_exceptions): Remove.
219 (retrofit_lang_decl): Don't handle lang_name_java.
220 * method.c (implicitly_declare_fn): Don't handle TYPE_FOR_JAVA.
221 * error.c (language_to_string): Don't handle lang_java.
222 * decl.c (record_builtin_java_type): Remove.
223 (initialize_predefined_identifiers): Remove Java.
224 (cxx_init_decl_processing): Remove java_*_type_node.
225 (cp_finish_decl): Don't handle TYPE_FOR_JAVA.
226 (grokfndecl): Likewise.
227 (check_special_function_return_type): Likewise.
228 (grokdeclarator): Don't set TYPE_FOR_JAVA.
229 (grokparms): Don't handle TYPE_FOR_JAVA.
230 (xref_basetypes): Likewise.
231 (check_function_type): Likewise.
232 (finish_constructor_body): Likewise.
233 * mangle.c (write_builtin_type): Don't handle TYPE_FOR_JAVA
234 and java_*_type_node.
235 (write_bare_function_type): Don't handle TYPE_FOR_JAVA.
236 (write_java_integer_type_codes): Remove.
237 * class.c (add_method): Don't handle TYPE_FOR_JAVA.
238 (add_implicitly_declared_members, determine_key_method,
239 finish_struct_1): Likewise.
240 (push_lang_context): Don't handle lang_name_java.
242 2016-10-03 Marek Polacek <polacek@redhat.com>
245 * typeck.c (cp_build_binary_op): Pass original operands to
246 null_ptr_cst_p, not those after the default conversions.
248 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
250 * parser.c (cp_parser_condition): Fix a warning.
252 2016-09-29 Jakub Jelinek <jakub@redhat.com>
254 Implement P0001R1 - C++17 removal of register storage class specifier
255 * decl.c (cp_finish_decl): Diagnose register storage class
256 on vars except when used in GNU global or local register variable
258 (grokdeclarator): Diagnose register storage class on parameters.
259 * except.c (expand_start_catch_block): Set DECL_REGISTER only
260 after cp_finish_decl call.
262 2016-09-29 Marek Polacek <polacek@redhat.com>
264 * rtti.c (involves_incomplete_p): Add fall through comment.
266 2016-09-28 Jakub Jelinek <jakub@redhat.com>
269 * constexpr.c (enum constexpr_switch_state): New.
270 (struct constexpr_ctx): Add css_state field.
271 (label_matches): Add CTX and STMT arguments, remove I and
272 DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL,
273 handle default labels according to css_state.
274 (cxx_eval_statement_list): Remove statement skipping, label_matches
275 and default_label handling code.
276 (cxx_eval_loop_expr): Exit after first iteration even if
277 switches (jump_target).
278 (cxx_eval_switch_expr): Set up css_state field in ctx, if default
279 label has been seen in the body, but no cases matched, evaluate
280 the body second time.
281 (cxx_eval_constant_expression): Handle stmt skipping and label_matches
282 here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert
283 statement is not skipped. For COND_EXPR during skipping, don't
284 evaluate condition, just the then block and if still skipping at the
285 end also the else block.
286 (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer.
287 (is_sub_constant_expr): Likewise.
289 2016-09-27 Jakub Jelinek <jakub@redhat.com>
291 Implement P0018R3, C++17 lambda capture of *this by value as [=,*this]
292 * parser.c (cp_parser_lambda_introducer): Formatting fix. Pass
293 true instead of false as by_reference_p to add_capture for 'this'.
294 Parse '*this' simple-capture.
295 * lambda.c (build_capture_proxy): Handle '*this' capture by value.
296 (add_capture): Adjust function comment. For id == this_identifier,
297 treat by_reference_p as capturing '*this' by reference, i.e. 'this'
298 by value, and !by_reference_p as capturing '*this' by value.
299 (add_default_capture): For implicit 'this' capture, always pass
300 by_reference_p true rather than false.
303 * cp-gimplify.c (cp_ubsan_maybe_instrument_return): Instrument also
304 functions that have just a STATEMENT_LIST instead of BIND_EXPR, or
305 BIND_EXPR with some statement rather than STATEMENT_LIST as body.
307 2016-09-26 Nathan Sidwell <nathan@acm.org>
309 * init.c (expand_default_init): Fix } indentation.
310 * method.c (process_subob_fn): Simplify control structure to
312 (implicitly_declare_fn): Remove duplicated lambda ctor check.
314 2016-09-26 Marek Polacek <polacek@redhat.com>
317 * parser.c (cp_parser_storage_class_specifier_opt): Add
319 (cp_parser_skip_to_end_of_template_parameter_list): Likewise.
320 (cp_parser_cache_defarg): Likewise.
321 (cp_parser_omp_for_cond): Likewise.
322 * semantics.c (finish_decltype_type): Likewise.
323 * typeck.c (structural_comptypes): Likewise.
324 (cp_build_binary_op): Likewise.
325 (cp_build_modify_expr): Likewise.
327 2016-09-26 Marek Polacek <polacek@redhat.com>
330 * constexpr.c (cxx_eval_internal_function): Handle IFN_FALLTHROUGH.
331 (potential_constant_expression_1): Likewise.
332 * constraint.cc (function_concept_check_p): Check fn for null.
333 * parser.c (cp_parser_expression_statement): Handle attribute
335 (cp_parser_statement): Likewise.
336 (cp_parser_label_for_labeled_statement): Set FALLTHROUGH_LABEL_P on
338 (cp_parser_std_attribute): Handle fallthrough attribute.
339 (cp_parser_check_std_attribute): Add %< %> quotes.
340 * pt.c (tsubst_copy_and_build): Handle internal functions.
341 (instantiation_dependent_scope_ref_p): Return if the expression is
344 2016-09-24 Marek Polacek <polacek@redhat.com>
347 * typeck.c (cp_build_unary_op): Warn about bit not on expressions that
350 2016-09-23 Jakub Jelinek <jakub@redhat.com>
352 Implement P0138R2, C++17 construction rules for enum class values
353 * cp-tree.h (is_direct_enum_init): Declare.
354 * decl.c (is_direct_enum_init): New function.
355 (reshape_init): Use it.
356 * typeck.c (convert_for_assignment): Likewise.
358 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
361 * constexpr.c (call_stack): Remove unnecessary
362 = vNULL initialization of file scope vec.
364 * name-lookup.c (store_bindings, store_class_bindings): Don't
365 initialize static local bindings_need_stored to vNULL.
367 * typeck2.c (process_init_constructor_record): Use
368 CONSTRUCTOR_NELTS (...) instead of
369 vec_safe_length (CONSTRUCTOR_ELTS (...)).
370 * decl.c (reshape_init_r): Likewise.
371 (check_initializer): Likewise.
373 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
376 * class.c (build_base_path): Allow for lookup_base returning
379 2016-09-21 Jason Merrill <jason@redhat.com>
382 * call.c (null_ptr_cst_p): Check char_type_p.
384 2016-09-21 Jakub Jelinek <jakub@redhat.com>
387 * init.c (build_new_1): Don't suggest to use -faligned-new if
388 aligned_new_threshold is non-zero.
389 (type_has_new_extended_alignment): Change aligned_new_threshhold
390 to aligned_new_threshold.
391 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
392 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
393 * decl.c (cxx_init_decl_processing): Likewise.
395 2016-09-20 Jakub Jelinek <jakub@redhat.com>
398 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
399 FIELD_DECLs with error_mark_node type. Remove useless break; after
403 * parser.c (cp_parser_template_declaration_after_parameter): For 2
404 argument operator"" template set ok to false for
405 parm == error_mark_node.
408 * parser.c (cp_parser_std_attribute_list): Reject ... without
411 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
414 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
416 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
419 * parser.c (cp_parser_class_head): When
420 processing_template_parmlist, don't assume that the
421 class-head may start an explicit specialization.
423 2016-09-16 Jakub Jelinek <jakub@redhat.com>
426 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
427 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
430 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
431 call is_really_empty_class on complete types.
434 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
435 TYPE_HAS_MUTABLE_P for any bases.
437 2016-09-16 Jason Merrill <jason@redhat.com>
439 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
441 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
442 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
444 2016-09-14 Jakub Jelinek <jakub@redhat.com>
447 * name-lookup.c (consider_binding_level): Look through TREE_LIST
450 2016-09-14 Marek Polacek <polacek@redhat.com>
452 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
453 expressions. Tweak an error message.
455 2016-09-14 Marek Polacek <polacek@redhat.com>
457 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
459 * decl2.c (one_static_initialization_or_destruction): Use true instead
461 * init.c (build_vec_init): Use false instead of 0.
462 * pt.c (tsubst_copy_and_build): Likewise.
463 * semantics.c (simplify_loop_decl_cond): Likewise.
464 * typeck.c (rationalize_conditional_expr): Likewise.
465 (cp_build_binary_op): Use true instead of 1.
466 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
468 (build_unary_op): Change nonconvert parameter type to bool.
469 (unary_complex_lvalue): Use false instead of 0.
471 2016-09-13 Jakub Jelinek <jakub@redhat.com>
473 Implement P0028R4, C++17 using attribute namespaces without repetition
474 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
475 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
476 ATTR_NS with non-scoped attribute tokens. Allow named ops in
478 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
479 to cp_parser_std_attribute calls.
480 (cp_parser_std_attribute_spec): Parse optional C++17
481 attribute-using-prefix, adjust grammar in function comment.
484 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
485 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
486 (cxx_eval_pointer_plus_expression): Remove.
487 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
488 call cxx_eval_pointer_plus_expression.
490 2016-09-13 David Malcolm <dmalcolm@redhat.com>
492 * parser.c (cp_parser_class_specifier_1): Update for renaming of
493 add_fixit_insert to add_fixit_insert_before.
494 (cp_parser_class_head): Likewise.
496 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
499 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
500 * class.c (instantiate_type): Look through the SAVE_EXPR.
502 2016-09-09 Jason Merrill <jason@redhat.com>
504 Implement P0035R4, C++17 new of over-aligned types.
505 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
506 (align_type_node): New macro.
507 * call.c (build_operator_new_call): Handle C++17 aligned new.
508 (second_parm_is_size_t, build_op_delete_call): Likewise.
509 (non_placement_deallocation_fn_p): Likewise. Rename to
510 usual_deallocation_fn_p.
511 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
512 * decl.c (cxx_init_decl_processing): Add aligned new support.
513 * init.c (type_has_new_extended_alignment): New.
514 (build_new_1): Handle aligned new.
515 * tree.c (vec_copy_and_insert): New.
517 2016-09-02 Jakub Jelinek <jakub@redhat.com>
520 * decl2.c (do_static_initialization_or_destruction): Only
521 call asan_dynamic_init_call if INITP is true.
523 2016-09-01 Martin Sebor <msebor@redhat.com>
525 * mangle.c: Increase buffer size to guarantee it fits the output
526 of the formatted function regardless of its arguments.
528 2016-09-01 Marek Polacek <polacek@redhat.com>
531 * error.c (dump_type): Fix falls through comment.
532 (dump_decl): Likewise.
533 (dump_expr): Likewise.
535 2016-08-30 David Malcolm <dmalcolm@redhat.com>
537 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
538 hint to ">>" within nested template argument list error.
540 2016-08-30 David Malcolm <dmalcolm@redhat.com>
542 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
543 rather than add_fixit_misspelled_id.
544 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
546 2016-08-29 Jason Merrill <jason@redhat.com>
549 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
550 (mangle_thunk): Add thunk parameter.
551 * method.c (finish_thunk): Pass it.
552 * cp-tree.h: Declare it.
554 2016-08-15 Jason Merrill <jason@redhat.com>
556 Avoid calling a trivial default constructor.
557 * class.c (default_ctor_p): New.
558 (in_class_defaulted_default_constructor): Use it.
559 (type_has_non_user_provided_default_constructor): Use it.
560 * call.c (build_over_call): Handle trivial default constructor.
561 * cp-tree.h: Declare default_ctor_p.
564 * pt.c (do_type_instantiation): Don't mess with non-user-provided
567 2016-08-25 Marek Polacek <polacek@redhat.com>
569 * parser.c (cp_parser_binary_expression): Pass LHS to
570 warn_logical_not_parentheses.
572 2016-08-18 Marek Polacek <polacek@redhat.com>
575 * call.c (add_builtin_candidate): Add gcc_fallthrough.
576 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
577 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
578 (cp_parser_cache_defarg): Likewise.
580 2016-08-12 Marek Polacek <polacek@redhat.com>
583 * call.c (add_builtin_candidate): Add FALLTHRU.
584 (build_integral_nontype_arg_conv): Adjust fall through comment.
585 (build_new_op_1): Add FALLTHRU.
586 (convert_like_real): Adjust fall through comment.
587 * class.c (fixed_type_or_null): Likewise.
588 * constexpr.c (cxx_eval_constant_expression): Likewise.
589 (potential_constant_expression_1): Likewise. Add FALLTHRU.
590 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
591 (cp_fold): Add FALLTHRU.
592 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
593 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
594 (pp_cxx_qualified_id): Likewise.
595 (cxx_pretty_printer::constant): Adjust fall through comment.
596 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
597 (pp_cxx_pm_expression): Adjust fall through comment.
598 (cxx_pretty_printer::expression): Add FALLTHRU.
599 (cxx_pretty_printer::declaration_specifiers): Reformat code.
600 (pp_cxx_type_specifier_seq): Adjust fall through comment.
601 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
602 * error.c (dump_type): Adjust fall through comment.
603 (dump_decl): Likewise.
604 * mangle.c (write_type): Likewise.
605 * method.c (synthesized_method_walk): Add FALLTHRU.
606 * name-lookup.c (arg_assoc_type): Likewise.
607 * parser.c (cp_lexer_print_token): Adjust fall through comment.
608 (cp_parser_primary_expression): Add FALLTHRU.
609 (cp_parser_operator): Likewise.
610 * pt.c (find_parameter_packs_r): Likewise.
611 (tsubst_aggr_type): Adjust fall through comment.
612 * semantics.c (finish_omp_clauses): Add FALLTHRU.
613 * tree.c (lvalue_kind): Likewise.
615 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
618 * cp-objcp-common.c (cp_function_decl_defaulted): New.
619 (cp_function_decl_explicit_p): Const_tree-ify.
620 (cp_function_decl_deleted_p): Likewise.
621 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
622 (cp_function_decl_explicit_p): Const_tree-ify.
623 (cp_function_decl_deleted_p): Likewise.
624 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
626 2016-08-11 Jakub Jelinek <jakub@redhat.com>
629 * constexpr.c (label_matches): Handle case range expressions.
631 2016-08-11 Jason Merrill <jason@redhat.com>
634 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
636 2016-08-10 Jason Merrill <jason@redhat.com>
638 Implement C++17 constexpr if.
639 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
640 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
641 * parser.h (struct cp_parser): Add in_discarded_stmt field.
642 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
643 (cp_parser_jump_statement): Avoid deducing from a discarded return.
644 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
645 * semantics.c (begin_if_stmt): Set the binding level this_entity.
646 (finish_if_stmt_cond): Require the condition of a
647 constexpr if to be constant.
648 * decl.c (level_for_constexpr_if): New.
649 (named_label_entry): Add in_constexpr_if field.
650 (poplevel_named_label_1): Set it.
651 (check_goto): Check it.
652 (check_previous_goto_1): Check level_for_constexpr_if.
654 2016-08-09 Jason Merrill <jason@redhat.com>
657 * decl2.c (any_dependent_type_attributes_p): New.
658 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
659 * semantics.c (finish_id_expression): Check it.
660 * typeck.c (finish_class_member_access_expr): Check it.
663 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
665 Adjust mangling of ABI tags on class template member functions.
666 * class.c (missing_abi_tags): New.
667 (check_abi_tags): Don't check template. Add just_checking mode.
668 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
669 (sorted_abi_tags): Split out from write_abi_tags.
670 (struct releasing_vec): New.
671 (write_unqualified_name): Only look for the primary
672 template for types. Implement backward compatibility.
675 * constexpr.c (cxx_eval_constant_expression): Check
676 COMPLETE_TYPE_P before calling is_really_empty_class.
677 * class.c (is_really_empty_class): Don't call complete_type.
680 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
682 2016-08-09 Jakub Jelinek <jakub@redhat.com>
685 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
686 builtin aggregate types without TYPE_BINFO.
688 2016-08-08 Jason Merrill <jason@redhat.com>
690 Implement C++17 constexpr lambda.
691 * class.c (finalize_literal_type_property): Handle lambdas.
692 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
693 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
695 (cxx_eval_constant_expression): Handle capture proxy.
696 (var_in_constexpr_fn): Don't check for C++14.
697 (var_in_maybe_constexpr_fn): New.
698 (potential_constant_expression_1): Use it. Check DECL_EXPR for
699 declarations not allowed in constexpr function. Handle
700 STATIC_ASSERT, RANGE_FOR_STMT.
701 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
702 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
703 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
704 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
705 (lambda_static_thunk_p): New.
706 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
707 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
708 (cp_parser_decl_specifier_seq): Handle it.
709 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
710 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
711 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
712 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
713 (dump_expr) [FUNCTION_DECL]: Pass it.
715 2016-08-08 Jason Merrill <jason@redhat.com>
718 * class.c (is_really_empty_class): Call complete_type.
719 * constexpr.c (cxx_eval_constant_expression): Check
720 is_really_empty_class.
721 (potential_constant_expression_1): Likewise. Check for error type.
723 2016-08-08 Jakub Jelinek <jakub@redhat.com>
726 * parser.c: Include tree-iterator.h.
727 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
729 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
732 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
734 * call.c (convert_like_real): Harmonize diagnostics for invalid
737 2016-08-05 Martin Sebor <msebor@redhat.com>
739 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
740 the spelling of "constant-expression" in diagnostic messages
742 (cxx_eval_constant_expression): Same.
743 (cxx_eval_outermost_constant_expr): Same.
744 (potential_constant_expression_1): Same.
746 2016-08-05 Nathan Sidwell <nathan@acm.org>
749 * pt.c (unify): TRAIT_EXPR is an expr.
751 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
754 * lambda.c (add_capture): Check lambda_capture_field_type return
755 value for error_mark_node.
757 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
760 * pt.c (tsubst_qualified_id): Return error_mark_node if
761 template_args is error_mark_node.
763 2016-08-04 Jason Merrill <jason@redhat.com>
766 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
769 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
770 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
771 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
772 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
775 * typeck.c (finish_class_member_access_expr): Avoid stripping
776 SCOPE_REF to dependent base.
778 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
780 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
781 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
782 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
783 Simplify code, and improve diagnostics.
784 (cp_parser_oacc_routine): Likewise. Move pragma context
786 (cp_parser_pragma): ... here.
788 * parser.h (struct cp_omp_declare_simd_data): New.
789 (struct cp_parser): Use it for oacc_routine member.
790 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
791 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
792 Use it. Simplify code.
793 (cp_parser_new): Initialize all members pointing to special
794 parsing data structures.
795 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
796 parser->cilk_simd_fn_info->clauses.
797 (cp_parser_omp_declare_simd): Initialize
798 parser->omp_declare_simd->clauses.
799 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
801 2016-08-04 Marek Polacek <polacek@redhat.com>
804 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
807 2016-08-01 Jason Merrill <jason@redhat.com>
809 * mangle.c (mangle_decl): Warn about mangled name change even if
812 * mangle.c (get_abi_tags): New.
813 (find_substitution, write_unqualified_name, write_abi_tags)
814 (maybe_check_abi_tags): Use it.
816 * mangle.c (mangle_decl): Fix mangled name change warning.
819 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
821 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
824 2016-07-30 Martin Sebor <msebor@redhat.com>
828 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
829 involving null pointers.
830 (cxx_eval_component_reference): Reject null pointer dereferences.
831 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
832 (cxx_eval_constant_expression): Reject invalid expressions involving
835 2016-07-29 Marek Polacek <polacek@redhat.com>
838 * semantics.c (maybe_convert_cond): Use the location of COND for the
841 2016-07-29 Jason Merrill <jason@redhat.com>
843 * decl.c (build_enumerator): Tweak diagnostic.
846 * init.c (expand_aggr_init_1): Only handle value-init of bases.
847 * constexpr.c (build_data_member_initialization): Handle multiple
848 initializers for the same field.
850 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
853 * decl.c (build_enumerator): Check the type of the enumerator before
854 calling cxx_constant_value.
856 2016-07-27 Jason Merrill <jason@redhat.com>
859 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
860 parameters with spec_tmpl. Call push_tinst_level.
861 (most_specialized_partial_spec): Adjust.
862 (more_specialized_partial_spec): Adjust.
864 2016-07-25 Jason Merrill <jason@redhat.com>
867 * cp-gimplify.c (genericize_cp_loop): Revert location change.
870 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
871 (build_lambda_object): Call build_x_compound_expr_from_list.
872 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
876 * pt.c (coerce_template_parameter_pack): Fix logic for
880 * constexpr.c (cxx_eval_loop_expr): Count iterations.
881 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
885 * constexpr.c (cxx_eval_array_reference): Handle looking for the
886 value of an element we're currently modifying.
888 2016-07-24 Jason Merrill <jason@redhat.com>
891 * pt.c (resolve_typename_type): Try to avoid calling
892 currently_open_class.
894 2016-07-23 Jason Merrill <jason@redhat.com>
897 * call.c (add_list_candidates): Handle VTT parm.
898 (build_new_method_call_1): Likewise.
902 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
905 * class.c (walk_subobject_offsets): Handle 0-length array.
908 * pt.c (tsubst): Also substitute into the template of a
909 BOUND_TEMPLATE_TEMPLATE_PARM.
912 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
915 * decl.c (reshape_init_r): Check complain for missing braces warning.
917 2016-07-22 Jason Merrill <jason@redhat.com>
920 * call.c (convert_like_real): Use lvalue_kind.
924 * pt.c (tsubst_baselink): Call
925 adjust_result_of_qualified_name_lookup for unqualified
928 2016-07-21 Jason Merrill <jason@redhat.com>
931 * semantics.c (apply_deduced_return_type): Call
932 complete_type_or_else before building the new RESULT_DECL.
935 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
936 (decl_constant_var_p): Use it instead.
939 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
943 * call.c (unsafe_copy_elision_p): It's OK to elide when
944 initializing an unknown object.
946 * call.c (build_over_call): Check unsafe_copy_elision_p even for
947 trivial constructors.
948 * method.c (do_build_copy_constructor): Don't copy tail padding
949 even in a trivial constructor.
951 2016-07-21 Jakub Jelinek <jakub@redhat.com>
954 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
955 Replace assert with test, return false if the goto isn't break
956 or continue. Formatting fix.
958 2016-07-21 Richard Biener <rguenther@suse.de>
960 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
963 2016-07-21 Jakub Jelinek <jakub@redhat.com>
966 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
967 save/restore bc_label array.
969 2016-07-21 Jason Merrill <jason@redhat.com>
972 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
973 error parsing the lambda-declarator.
976 * constexpr.c (cxx_eval_binary_expression): Handle comparison
977 between lowered and unlowered PTRMEM_CST.
980 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
981 Don't set c_inhibit_evaluation_warnings.
984 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
986 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
987 Jason Merrill <jason@redhat.com>
989 Improving concepts performance and diagnostics.
993 * cp-tree.def (CHECK_CONSTR): New.
994 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
995 (CHECK_CONSTR_ARGS): New.
996 * constraint.cc (make_predicate_constraint): Remove in favor of
997 normalize_expression.
998 (resolve_constraint_check): Actually return error_mark_node when
1000 (resolve_variable_concept_check): Perform coercion as if processing
1001 a template. Also return errors on resolution failure.
1002 (lift_*): Remove all of these functions. Don't unnecessarily inline
1004 (learn_*): Add facilities to memoize implications for subsumption
1005 during normalization.
1006 (expanding_concept): New.
1007 (expand_concept): New. Return the inlined and normalized definition
1008 of a concept when needed.
1009 (transform_*, xform_*): Rename to normalize_* to better reflect the
1010 responsibility of those functions.
1011 (normalize_template_id_expression): Check for non-boolean operands
1012 when possible. Generate check constraints instead of normal variable
1014 (normalize_call_expression): Report errors when resolution fails.
1015 (check_for_logical_overloads): Rewrite this check to more accurately
1017 (normalize_atom): Check for overloaded calls and invalid types before
1018 determining if the expression refers to a concept.
1019 (build_constraints): Don't cache normalized constraints or decomposed
1021 (finish_shorthand_constraint): Return a normalized expression instead
1022 of a predicate constraint.
1023 (finish_template_introduction): Same.
1024 (placeholder_extract_concept_and_args): Rewrite this since we only
1025 ever get check constraints here.
1026 (equivalent_placeholder_constraints): Rewrite in terms of check
1027 constraints, and handle error_mark_nodes correctly.
1028 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
1029 (tsubst_implicit_conversion_constr)
1030 (tsubst_argument_deduction_constr, tsubst_exception_constr)
1031 (tsubst_parameterized_constraint, tsubst_constraint): New.
1032 (tsbust_conjunection): Replace with tsubst_logical_operator and
1033 actually generate the right kind of constraint.
1034 (tsubst_requirement_body): Reverse the order of substituted arguments
1035 so that they appear in the order written (helps diagnostics).
1036 (satisfy_check_constraint): New.
1037 (satisfy_conjunction): Simplify.
1038 (satisfy_disjunction): Same.
1039 (satisfy_constraint_1): Handle check constraints.
1040 (eval_constr): New (private) global state.
1041 (evaluating_constraints_sentinel): New. Manages eval_constr.
1042 (satisfy_constraint): Add timing variables.
1043 (satisfy_associated_constraints): Add hooks for memoization.
1044 (evaluate_function_concept): Build a check constraint instead of
1045 normalizing its definition.
1046 (evaluate_variable_concept): Same.
1047 (evaluate_constraint_expression): Normalize, but in the current
1048 declaration processing context.
1049 (evaluating_constraints_p): New.
1050 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
1051 (diagnose_*): Remove artificial indentation. Add a new parameter to
1052 each that tracks the current (complete) constraint prior to any
1054 (diagnose_expression): Removed.
1055 (diagnose_call_expression): Same.
1056 (diagnose_template_id): Same.
1057 (diagnose_template_id): New.
1058 (diagnose_logical_constraint): New.
1059 (diagnose_expression_constraint): Show the original expression.
1060 (diagnose_type_constraint): Show the original type.
1061 (diagnose_implicit_conversion_constraint): Be specific about
1062 failures, don't re-diagnose a known-to-be-failed substitutions,
1063 and manage elisions properly.
1064 (diagnose_argument_deduction_constraint): Same.
1065 (diagnose_exception_constraint): Same.
1066 (diagnose_parameterized_constraint): Same.
1067 (constraint_p): Allow EXPR_PACK_EXPANSION.
1068 * logic.cc (next_by_distance): Removed. No longer used.
1069 (any_p): Renamed from any_of.
1070 (term_entry, term_hasher): New.
1071 (term_list): Rewrite to include a hash table for quick lookup.
1072 Also, make less stateful.
1073 (proof_state): Extend to allow goals to be discharged once
1075 (non_atomic_constraint_p): New.
1076 (any_non_atomic_constraints_p): New.
1077 (...rest...): Previous implementation completely replaced with an
1078 iterative algorithm that opportunistically prunes the search space
1079 before committing to using more memory.
1080 * parser.c: (cp_parser_type_parameter): Normalize constraints.
1081 (cp_parser_explicit_template_declaration): Same.
1082 * pt.c: (finish_template_variable): Be less redundant with this error
1084 (template_args_equal): No longer static.
1085 (tsubst_decl): Don't try to find specializations of variables that
1086 have already been instantiated.
1087 (build_non_dependent_expr): Avoid infinite recursion during concept
1089 (make_constrained_auto): Normalize constraints.
1090 (do_auto_deduction): When doing auto deduction from a
1091 partial-concept-id, be sure to include the explicit args checking
1093 (constraint_sat_*): New. Memoize satisfied constraints.
1094 (concept_spec_*): New. Memoize expressions associated with a concept
1096 (constraint_memos, concept_memos): New.
1097 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
1098 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
1099 (get_concept_expansion, save_concept_expansion): New.
1100 (hash_subsumption_args): New.
1101 (comp_subsumption_args): New.
1102 (subsumption_*): New. Memoize parts of the subsumption relation.
1103 (lookup_subsumption_result, save_subsumption_result): New.
1104 (init_constraint_processing): Initialize memo tables.
1105 (get_constraints): Shortcut if !flag_concepts.
1106 * decl.c (grokfndecl): Normalize constraints.
1107 * error.c (dump_simple_decl): Print "concept" when appropriate.
1108 (dump_function_decl): Same.
1109 (dump_template_decl): Don't write requirements when we're not
1110 printing the header.
1111 (dump_expr): Handle fold expressions.
1112 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
1114 (get_fold_operator): New.
1115 (pp_cxx_unary_left_fold_expression): New.
1116 (pp_cxx_unary_right_fold_expression): New.
1117 (pp_cxx_binary_fold_expression): New.
1118 (pp_cxx_check_constraint): New.
1119 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
1120 to make them easier to read when debugging.
1121 * search.c (accessible_p): Don't shortcut when evaluating constraints.
1122 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
1124 2016-07-20 David Malcolm <dmalcolm@redhat.com>
1128 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
1130 (suggest_alternatives_for): If no candidates are found, try
1131 lookup_name_fuzzy and report if if finds a suggestion.
1132 (consider_binding_level): New function.
1133 (lookup_name_fuzzy) New function.
1134 * parser.c: Include gcc-rich-location.h.
1135 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
1137 (cp_keyword_starts_decl_specifier_p): ...this new function.
1138 (cp_parser_diagnose_invalid_type_name): When issuing
1139 "does not name a type" errors, attempt to make a suggestion using
1141 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
1142 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
1143 types that are not CLASS_TYPE_P, rather than rejecting individual
1146 2016-07-20 Jakub Jelinek <jakub@redhat.com>
1149 * parser.c (cp_parser_save_member_function_body): Consume
1150 __transaction_relaxed or __transaction_atomic with optional
1151 attribute. Only skip catch with block if try keyword is seen.
1154 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
1155 when evaluating call arguments. Use fold_builtin_call_array instead
1156 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
1157 check the result with potential_constant_expression and call
1158 cxx_eval_constant_expression on it.
1160 2016-07-19 Jason Merrill <jason@redhat.com>
1163 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
1164 handle ARGUMENT_PACK_SELECT.
1166 2016-07-18 Jakub Jelinek <jakub@redhat.com>
1170 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
1171 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
1172 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
1176 * call.c (build_op_call_1): Use convert_like_with_context only
1177 if cand->fn is a decl.
1180 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
1181 For lval don't use cxx_eval_unary_expression and instead recurse
1182 and if needed rebuild the reference.
1185 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
1188 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
1189 fold *expr_p before genericizing it.
1192 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
1194 2016-07-15 Jason Merrill <jason@redhat.com>
1197 * call.c (convert_like_real): Mask complain.
1198 * semantics.c (perform_koenig_lookup): Likewise.
1201 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
1202 threw away DECL_SAVED_TREE.
1206 * call.c (add_template_conv_candidate): Disable if there are
1210 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
1213 * pt.c (tsubst_attributes): Fix loop logic.
1217 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
1218 (cp_parser_simple_declaration): Diagnose type definition in
1219 for-range-declaration.
1222 * operators.def: Add *_FOLD_EXPR.
1223 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
1224 * mangle.c (write_expression): Handle fold-expressions.
1225 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
1226 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
1227 partial instantiation.
1230 * mangle.c (write_expression): Handle sizeof... an argument pack.
1233 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
1236 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
1237 artificial variables.
1239 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
1241 * parser.c (cp_parser_oacc_declare): Don't scan for
1243 * semantics.c (handle_omp_array_sections): Mark data clauses with
1244 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
1245 zero-length subarrays.
1247 2016-07-11 Jason Merrill <jason@redhat.com>
1249 * decl.c (store_parm_decls): Remove check for void parm.
1251 2016-07-08 Jason Merrill <jason@redhat.com>
1253 * cp-tree.h: Unpoison lvalue_p.
1254 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
1255 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
1258 * tree.c (obvalue_p): Rename from lvalue_p.
1259 (lvalue_p): Define for c-common.
1260 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
1262 (cp_build_addr_expr_1): Remove obsolete code.
1264 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
1265 * call.c, cp-tree.h, typeck.c: Adjust.
1267 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
1269 P0145R2: Refining Expression Order for C++.
1270 * cp-gimplify.c (lvalue_has_side_effects): New.
1271 (cp_gimplify_expr): Implement assignment ordering.
1272 * call.c (op_is_ordered, build_over_call): Adjust for
1273 -fargs-in-order renaming to -fstrong-eval-order.
1274 * cp-gimplify.c (cp_gimplify_expr): Likewise.
1276 2016-07-07 Jakub Jelinek <jakub@redhat.com>
1277 Kai Tietz <ktietz70@googlemail.com>
1281 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
1282 artificial vars, genericize their initializers.
1284 2016-07-05 David Malcolm <dmalcolm@redhat.com>
1287 * parser.c (cp_parser_class_specifier_1): When reporting
1288 missing semicolons, use a fixit-hint to suggest insertion
1289 of a semicolon immediately after the closing brace,
1290 offsetting the reported column accordingly.
1292 2016-07-04 Jan Beulich <jbeulich@suse.com>
1294 * lang-specs.h ("@c++-header"): Conditionalize "-o".
1296 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
1298 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
1299 Move pragma context checking into...
1300 (cp_parser_omp_cancellation_point): ... here, and improve
1301 diagnostic messages.
1302 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
1303 Improve diagnostic messages.
1305 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1307 * Make-lang.in: Don't cat ../stage_current if it does not exist.
1309 2016-06-24 Jason Merrill <jason@redhat.com>
1311 P0145R2: Refining Expression Order for C++.
1312 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
1314 * tree.c (get_target_expr_sfinae): Handle bit-fields.
1315 (build_target_expr): Call mark_rvalue_use.
1317 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1319 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
1320 (build_over_call): For magic == 3, do no conversion only on 3rd
1323 2016-06-23 Andi Kleen <ak@linux.intel.com>
1325 * Make-lang.in: Add support for autofdo.
1327 2016-06-21 Jason Merrill <jason@redhat.com>
1329 * constraint.cc (constraints_satisfied_p): Keep as many levels of
1330 args as our template has levels of parms.
1332 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
1333 (type_dependent_expression_p): Use uses_outer_template_parms.
1335 2016-06-20 David Malcolm <dmalcolm@redhat.com>
1337 * parser.c (cp_parser_string_literal): Convert non-standard
1338 concatenation error to directly use a rich_location, and
1339 use that to add the location of the first literal to the
1342 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1344 * decl.c (validate_constexpr_redeclaration): Change pair of errors
1346 * error.c (dump_function_decl): Save the constexpr specifier too.
1348 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1350 * tree.c (builtin_valid_in_constant_expr_p): Test for
1351 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1353 (bot_manip): Likewise.
1354 * call.c (magic_varargs_p): Likewise.
1356 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1358 * decl.c (grokfndecl): Change pair of errors to error + inform.
1360 2016-06-17 Jason Merrill <jason@redhat.com>
1363 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1364 warning when there are dependent bases.
1366 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1368 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1369 processing_template_decl when checking for bitfields and unions.
1370 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1371 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1372 array sections with COMPONENT_REF bases.
1374 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1376 * parser.c (cp_parser_omp_var_list_no_open): Call
1377 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1378 * semantics.c (finish_omp_clauses): Don't ICE when
1379 processing_template_decl when checking for bitfields and unions.
1380 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1382 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1384 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1385 "%qF" in warning_at instead of "%q+F" in warning.
1386 (check_redeclaration_exception_specification): Likewise in pedwarn
1387 (and error, inform, for consistency).
1388 * call.c (joust): Likewise.
1390 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1393 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1394 code at the end of the for loop; also revert r159637 changes,
1395 add back the gcc_assert.
1396 * cp-tree.h (xref_basetypes): Adjust declaration.
1397 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1399 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1401 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1403 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1405 * typeck.c: Include "gcc-rich-location.h".
1406 (finish_class_member_access_expr): Simplify fixit code by
1407 using gcc_rich_location::add_fixit_misspelled_id.
1409 2016-06-14 Jason Merrill <jason@redhat.com>
1411 P0145R2: Refining Expression Order for C++.
1412 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1413 (CALL_EXPR_REVERSE_ARGS): New.
1414 * call.c (build_new_op_1): Set them.
1415 (extract_call_expr, op_is_ordered): New.
1416 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1417 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1418 * pt.c (tsubst_copy_and_build): Copy new flags.
1419 * semantics.c (simplify_aggr_init_expr): Likewise.
1420 * tree.c (build_aggr_init_expr): Likewise.
1421 (build_min_non_dep_op_overload): Likewise.
1423 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1426 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1427 olddecl vars, preserve their TREE_READONLY bit.
1430 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1432 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1434 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1436 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1438 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1440 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1443 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1446 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1450 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1453 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1454 emits an error do not zero the type.
1456 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1458 * decl.c (maybe_deduce_size_from_array_init): Use
1459 DECL_SOURCE_LOCATION in error_at.
1460 (layout_var_decl): Likewise.
1461 (check_array_initializer): Likewise.
1462 (check_initializer): Likewise.
1463 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1465 2016-06-08 Martin Sebor <msebor@redhat.com>
1466 Jakub Jelinek <jakub@redhat.com>
1470 * constexpr.c: Include gimple-fold.h.
1471 (cxx_eval_internal_function): New function.
1472 (cxx_eval_call_expression): Call it.
1473 (potential_constant_expression_1): Handle integer arithmetic
1475 * tree.c (builtin_valid_in_constant_expr_p): Handle
1476 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1478 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1480 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1481 return value of tsubst_aggr_type for error_mark_node.
1483 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1486 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1488 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1489 Patrick Palka <ppalka@gcc.gnu.org>
1494 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1495 right after cp_fold call if cp_fold has returned the same stmt
1496 already in some earlier cp_fold_r call.
1497 (cp_fold_function): Add pset automatic variable, pass its address
1500 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1503 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1504 emits an error do not zero the type.
1506 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1509 * decl.c (duplicate_decls): Properly copy the
1510 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1511 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1513 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1515 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1516 arguments as addressable when async clause exists.
1518 2016-06-02 Jan Hubicka <jh@suse.cz>
1520 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1523 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1525 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1526 (start_enum): Likewise.
1527 * parser.c (cp_parser_class_head): Likewise.
1529 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1532 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1533 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1534 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1535 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1536 to the newly built tree.
1538 2016-05-31 Jason Merrill <jason@redhat.com>
1540 * pt.c (instantiate_decl): Avoid recalculation.
1545 * pt.c (instantiate_template_1): Don't put the partial
1546 specialization in DECL_TI_TEMPLATE.
1547 (partial_specialization_p, impartial_args): Remove.
1548 (regenerate_decl_from_template): Add args parm.
1549 (instantiate_decl): Look up the partial specialization again.
1552 * pt.c (check_explicit_specialization): Give better diagnostic about
1553 specializing a hidden friend.
1555 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1558 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1559 to obtain correct locations; avoid redundant diagnostics on
1560 out-of-class definitions.
1562 2016-05-30 Martin Sebor <msebor@redhat.com>
1565 * init.c (warn_placement_new_too_small): Handle placement new arguments
1566 that are elements of arrays more carefully. Remove a pointless loop.
1568 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1571 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1572 when combined with target construct.
1573 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1574 to cp_parser_omp_all_clauses.
1576 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1579 * lex.c (unqualified_name_lookup_error): Take a location too.
1580 (unqualified_fn_lookup_error): Take a cp_expr.
1581 * cp-tree.h (unqualified_name_lookup_error,
1582 unqualified_fn_lookup_error): Adjust declarations.
1583 * semantics.c (perform_koenig_lookup): Adjust
1584 unqualified_fn_lookup_error call, pass the location of
1585 the identifier too as part of a cp_expr.
1587 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1590 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1591 to improve the diagnostic about wrong uses of 'virtual'.
1593 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1596 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1597 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1599 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1603 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1604 decls into the global scope after stripping template bits
1605 and setting DECL_ANTICIPATED.
1607 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1610 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1612 * name-lookup.h (push_namespace): Adjust declaration.
1613 * parser.c (cp_parser_namespace_definition): Check push_namespace
1616 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1619 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1620 decls into the global scope after stripping template bits
1621 and setting DECL_ANTICIPATED.
1623 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1625 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1626 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1628 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1632 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1634 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1635 on the qualified_id then propagate it to the resulting
1637 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1639 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1640 its REF_PARENTHESIZED_P flag.
1642 2016-05-25 Jason Merrill <jason@redhat.com>
1646 * cp-tree.h (enum tag_types): Add scope_type.
1647 * parser.c (cp_parser_class_name): Use scope_type.
1648 (prefer_type_arg): Handle scope_type.
1649 (cp_parser_lookup_name): Use prefer_type_arg.
1650 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1651 int prefer_type, use lookup_flags.
1652 * name-lookup.h: Adjust.
1654 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1656 * parser.c (cp_parser_oacc_declare): Add support for
1657 GOMP_MAP_FIRSTPRIVATE_POINTER.
1658 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1659 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1661 (handle_omp_array_sections): Replace bool is_omp argument with enum
1662 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1663 (finish_omp_clauses): Add specific errors and warning messages for
1664 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1665 call to handle_omp_array_sections.
1667 2016-05-24 Jason Merrill <jason@redhat.com>
1670 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1672 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1674 2016-05-24 Martin Sebor <msebor@redhat.com>
1677 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1678 * pt.c (instantiate_class_template_1): Try to complete the element
1679 type of a flexible array member.
1680 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1681 * typeck.c (complete_type): Also complete the type of the elements of
1682 arrays with an unspecified bound.
1684 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1687 * typeck2.c (check_narrowing): Check pedwarn return value.
1689 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1692 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1693 For OMP_CLAUSE_LINEAR_REF don't require type to be
1694 integral or pointer.
1696 2016-05-24 Richard Biener <rguenther@suse.de>
1700 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1701 * constexpr.c (cxx_eval_array_reference): Handle indexed
1703 * typeck.c (cp_build_array_ref): Adjust.
1705 2016-05-23 Jason Merrill <jason@redhat.com>
1708 * constexpr.c (cxx_eval_call_expression): Check for
1709 fun == current_function_decl again.
1712 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1713 maybe_undo_parenthesized_ref.
1716 * pt.c (tsubst_copy): Just return a local variable from
1717 non-template context. Don't call rest_of_decl_compilation for
1718 duplicated static locals.
1719 (tsubst_decl): Set DECL_CONTEXT of local static from another
1722 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1725 * method.c (forward_parm): Use cp_build_reference_type.
1727 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1730 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1732 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1734 * pt.c (check_for_bare_parameter_packs): Improve error message
1735 location for expressions.
1737 2016-05-20 Nathan Sidwell <nathan@acm.org>
1739 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1741 (cxx_eval_call_expression): Fix comment grammar.
1743 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1746 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1747 and return immediately in case of erroneous code.
1749 2016-05-19 Marek Polacek <polacek@redhat.com>
1752 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1754 2016-05-19 Jason Merrill <jason@redhat.com>
1757 * pt.c (fn_type_unification): Add outer template args if needed.
1758 (type_unification_real): Handle getting full args.
1760 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1763 * parser.c (cp_parser_operator): For array new/delete, check that
1764 cp_parser_require returned a non-NULL token before dereferencing
1767 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1769 * decl.c (finish_enum_value_list): Use the specified mode.
1771 2016-05-18 Jason Merrill <jason@redhat.com>
1773 * pt.c (value_dependent_expression_p): Tweak new cases to better
1774 match the wording in the standard.
1776 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1779 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1780 when the previous cp_lexer_peek_token returns CPP_EOF.
1782 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1785 * call.c (convert_like_real): Check that we are actually converting
1788 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1790 * decl.c (grokdeclarator): Remove errmsg and use of
1791 targetm.invalid_return_type.
1792 (grokparms): Remove errmsg and use of
1793 targetm.invalid_parameter_type.
1795 2016-05-13 Jason Merrill <jason@redhat.com>
1799 * pt.c (tsubst_decl): Use uses_template_parms.
1800 (instantiate_template_1): Handle non-dependent calls in templates.
1801 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1802 (type_dependent_expression_p): Only consider innermost template args.
1803 (dependent_template_arg_p): Check enclosing class of a template here.
1804 (dependent_template_p): Not here.
1805 (type_dependent_object_expression_p): New.
1806 * typeck.c (finish_class_member_access_expr): Use it.
1807 * parser.c (cp_parser_postfix_expression): Use it.
1808 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1809 to detect the current instantiation.
1810 (cp_parser_lookup_name): Really implement DR 141.
1811 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1812 (any_dependent_bases_p): Split out from...
1813 * name-lookup.c (do_class_using_decl): ...here.
1814 * call.c (build_new_method_call_1): Use it.
1815 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1816 * tree.c (non_static_member_function_p): Remove.
1817 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1819 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1820 complete_type_or_else for unknown_type_node, too.
1822 2016-05-12 Marek Polacek <polacek@redhat.com>
1825 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1826 * cp-tree.h (cp_build_modify_expr): Update declaration.
1827 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1829 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1830 cp_build_modify_expr.
1831 * decl2.c (set_guard): Likewise.
1832 (handle_tls_init): Likewise.
1833 * init.c (perform_member_init): Likewise.
1834 (expand_virtual_init): Likewise.
1835 (build_new_1): Likewise.
1836 (build_vec_delete_1): Likewise.
1837 (get_temp_regvar): Likewise.
1838 (build_vec_init): Likewise.
1839 * method.c (do_build_copy_assign): Likewise.
1840 (assignable_expr): Likewise.
1841 * semantics.c (finish_omp_for): Likewise.
1842 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1844 (cp_pointer_int_sum): Add location parameter. Pass it down to
1846 (pointer_diff): Add location parameter. Use it.
1847 (build_modify_expr): Pass location down to cp_build_modify_expr.
1848 (cp_build_modify_expr): Add location parameter. Use it.
1849 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1850 * typeck2.c (cxx_incomplete_type_diagnostic,
1851 cxx_incomplete_type_error): Add location parameter.
1853 2016-05-11 Marek Polacek <polacek@redhat.com>
1856 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1858 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1860 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1861 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1863 2016-05-04 Marek Polacek <polacek@redhat.com>
1865 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1866 with OPT_Wdangling_else.
1868 2016-05-03 Martin Sebor <msebor@redhat.com>
1871 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1872 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1874 2016-05-03 Marek Polacek <polacek@redhat.com>
1877 * call.c (build_cxx_call): Pass location and vNULL down to
1878 check_builtin_function_arguments.
1880 2016-05-03 Richard Biener <rguenther@suse.de>
1882 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1883 the checksum from the previous stage.
1885 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1888 * typeck.c (finish_class_member_access_expr): When
1889 giving a hint about a possibly-misspelled member name,
1890 add a fix-it replacement hint.
1892 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1894 * cp-tree.h (finish_omp_clauses): Update prototype.
1895 * parser.c (cp_parser_oacc_all_clauses): Update call to
1897 (cp_parser_omp_all_clauses): Likewise.
1898 (cp_parser_omp_for_loop): Likewise.
1899 (cp_omp_split_clauses): Likewise.
1900 (cp_parser_oacc_cache): Likewise.
1901 (cp_parser_oacc_loop): Likewise.
1902 (cp_parser_omp_declare_target):
1903 (cp_parser_cilk_simd_all_clauses): Likewise.
1904 (cp_parser_cilk_for): Likewise.
1905 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1906 arguments with enum c_omp_region_type ort.
1907 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1908 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1909 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1910 (tsubst_expr): Update calls to tsubst_omp_clauses.
1911 * semantics.c (finish_omp_clauses): Replace bool arguments
1912 allow_fields, declare_simd, and is_cilk with bitmask ort.
1913 (finish_omp_for): Update call to finish_omp_clauses.
1915 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1918 * parser.c (cp_parser_class_head): Capture the start location;
1919 use it to emit a fix-it insertion hint when complaining
1920 about missing "template <> " in explicit specializations.
1922 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1924 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1926 2016-05-02 Richard Biener <rguenther@suse.de>
1928 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1931 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1934 * class.c (check_field_decl): Remove final int* parameter, change
1935 the return type to bool; fix logic in order not to reject multiple
1936 initialized fields in anonymous struct.
1937 (check_field_decls): Adjust call.
1939 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1942 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1943 OACC_LOOP_CLAUSE_MASK.
1944 (cp_parser_oacc_kernels_parallel): Update call to
1945 c_oacc_split_loop_clauses.
1947 2016-04-28 Jason Merrill <jason@redhat.com>
1949 Implement C++17 [[nodiscard]] attribute.
1952 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1953 * tree.c (handle_nodiscard_attribute): New.
1954 (cxx_attribute_table): Add [[nodiscard]].
1955 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1956 (maybe_warn_nodiscard): New.
1957 (convert_to_void): Call it.
1959 * cvt.c (cp_get_callee): New.
1960 * constexpr.c (get_function_named_in_call): Use it.
1961 * cxx-pretty-print.c (postfix_expression): Use it.
1962 * except.c (check_noexcept_r): Use it.
1963 * method.c (check_nontriv): Use it.
1964 * tree.c (build_aggr_init_expr): Use it.
1965 * cp-tree.h: Declare it.
1967 2015-04-27 Ryan Burn <contact@rnburn.com>
1968 Jeff Law <law@redhat.com>
1972 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1973 instead of cilk_detect_spawn_and_unwrap.
1974 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1976 (cilk_cp_detect_spawn_and_unwrap): New.
1977 * lambda.c: Include cp-cilkplus.h.
1978 * parser.c: Include cp-cilkplus.h.
1979 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1980 * cp-cilkpus.h: New file.
1982 2016-04-27 Nathan Sidwell <nathan@acm.org>
1984 * constexpr.c (get_fundef_copy): Use the original function for
1985 non-recursive evaluations.
1986 (save_fundef_copy): Always expect a slot to be available.
1988 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1990 * parser.c (cp_parser_postfix_expression): Call
1991 warn_for_memset instead of warning directly here.
1993 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1996 * decl.c (build_enumerator): Set current_access_specifier when
1997 declaring an enumerator belonging to an in-class enumeration.
1998 * parser.c (cp_parser_check_access_in_redecleration): Also
1999 consider in-class enumerations.
2001 2016-04-26 Marek Polacek <polacek@redhat.com>
2004 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
2005 instead of stabilize_reference.
2006 (build_over_call): Likewise.
2007 * cp-tree.h (cp_stabilize_reference): Declare.
2008 * tree.c (cp_stabilize_reference): New function.
2009 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
2010 stabilize_reference.
2011 (unary_complex_lvalue): Likewise.
2012 (cp_build_modify_expr): Likewise.
2014 2016-04-26 Jakub Jelinek <jakub@redhat.com>
2017 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
2020 2016-04-25 Jason Merrill <jason@redhat.com>
2022 * tree.c (std_attribute_table): New.
2023 (init_tree): Register it.
2025 2016-04-22 Jason Merrill <jason@redhat.com>
2027 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
2029 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
2031 * name-lookup.c (free_saved_scope): New free list of saved_scope
2033 (push_to_top_level): Attempt to reuse a saved_scope struct
2034 from free_saved_scope instead of allocating a new one each time.
2035 (pop_from_top_level_1): Chain the now-unused saved_scope structure
2036 onto free_saved_scope.
2038 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
2041 * semantics.c (process_outer_var_ref): Unconditionally return
2042 error_mark_node when mark_used returns false.
2044 2016-04-21 Marek Polacek <polacek@redhat.com>
2047 * parser.c (cp_parser_enum_specifier): Check and possibly error for
2048 extra qualification.
2050 2016-04-20 Nathan Sidwell <nathan@acm.org>
2053 * init.c (build_vec_delete_1): Protect operator delete call in try
2055 (build_delete): Likewise.
2056 * optimize.c (build_delete_destructor_body): Likewise.
2058 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
2061 * cp-tree.h (finish_omp_clauses): Add new default argument.
2062 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
2063 instead of c_finish_cilk_clauses.
2064 * semantics.c (finish_omp_clauses): Add new argument. Allow
2065 floating-point variables in the linear clause for Cilk Plus.
2067 2016-04-20 Nathan Sidwell <nathan@acm.org>
2069 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
2072 2016-04-19 Jason Merrill <jason@redhat.com>
2075 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
2076 * pt.c (make_pack_expansion): Call mark_exp_read.
2077 * semantics.c (finish_id_expression): Call mark_type_use in
2078 unevaluated context.
2081 * call.c (implicit_conversion): If we choose a copy constructor
2082 for list-initialization from the same type, the conversion is an
2085 * constexpr.c (breaks): Handle EXIT_EXPR.
2086 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
2087 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
2092 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
2095 * pt.c (tsubst_expr): Remove shadowing declaration.
2096 (tsubst_pack_expansion): Add assert.
2098 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
2101 * name-lookup.c (qualified_lookup_using_namespace): Look through
2104 2016-04-18 Michael Matz <matz@suse.de>
2106 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
2107 (layout_class_type): Ditto.
2108 (build_base_field): Use SET_DECL_ALIGN.
2109 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
2110 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
2111 (record_unknown_type): Use SET_TYPE_ALIGN.
2112 (cxx_init_decl_processing): Ditto.
2113 (copy_type_enum): Ditto.
2114 (grokfndecl): Use SET_DECL_ALIGN.
2115 (copy_type_enum): Use SET_TYPE_ALIGN.
2116 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
2118 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
2119 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
2120 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
2121 * rtti.c (emit_tinfo_decl): Ditto.
2123 2016-04-18 Jason Merrill <jason@redhat.com>
2127 * class.c (type_maybe_constexpr_default_constructor): New.
2128 (type_has_constexpr_default_constructor): Revert.
2130 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
2134 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
2135 (handle_com_interface_attribute): Delete.
2137 2016-04-15 Jason Merrill <jason@redhat.com>
2140 * constexpr.c (get_fundef_copy): Handle null *slot.
2143 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
2144 unknown_type_node, too.
2146 2016-04-15 Jason Merrill <jason@redhat.com>
2147 Nathan Sidwell <nathan@acm.org>
2150 * constexpr.c (constexpr_call_table): Preserve in GC.
2151 (struct fundef_copy, struct fundef_copies_table_t): Delete.
2152 (fundef_copies_table): Preserve in GC. Change to pointer to
2154 (maybe_initialize_fundef_copies_table): Adjust.
2155 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
2156 (save_fundef_copy): Adjust for a TREE_LIST.
2157 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
2158 (fini_constexpr): New.
2159 * cp-tree.h (fini_constexpr): Declare.
2160 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
2162 2016-04-15 Jakub Jelinek <jakub@redhat.com>
2165 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
2167 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
2168 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
2169 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
2170 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
2171 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
2172 cp_parser_statement.
2173 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
2174 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
2175 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
2176 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
2177 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
2178 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
2179 cp_parser_omp_taskloop, cp_parser_omp_construct,
2180 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
2181 Add IF_P argument, pass it down where needed.
2182 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
2183 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
2186 2016-04-14 Jason Merrill <jason@redhat.com>
2189 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
2190 * typeck2.c (split_nonconstant_init_1): Use it.
2193 * class.c (type_has_constexpr_default_constructor): Return true
2194 for an implicitly declared constructor.
2197 * parser.c (cp_parser_init_declarator): Add auto_result parm.
2198 (cp_parser_simple_declaration): Pass it.
2199 (strip_declarator_types): New.
2202 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
2203 initializer also makes the variable value-dependent.
2206 * constexpr.c (cxx_eval_store_expression): Also copy
2207 CONSTRUCTOR_NO_IMPLICIT_ZERO.
2209 2016-04-14 Martin Sebor <msebor@redhat.com>
2214 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
2216 2016-04-14 Jason Merrill <jason@redhat.com>
2218 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
2219 parameter ABI change.
2221 2016-04-13 Martin Sebor <msebor@redhat.com>
2226 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
2228 * decl.c (check_initializer, cp_finish_decl): Call them.
2229 (reshape_init_r): Reject incompletely braced intializer-lists
2231 * init.c (throw_bad_array_length, build_vla_check)
2232 (build_vla_size_check, build_vla_init_check): Define new functions.
2233 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
2235 (store_init_value): Same.
2237 2016-04-13 Jason Merrill <jason@redhat.com>
2239 Warn about empty parameter ABI with -Wabi=9.
2240 * call.c (empty_class_msg, mark_for_abi_warning)
2241 (warn_empty_class_abi): New.
2242 (build_call_a): Use them.
2243 * decl.c (store_parm_decls): Use mark_for_abi_warning.
2244 * error.c (pp_format_to_string): New.
2246 Pass empty class parameters like C.
2247 * call.c (pass_as_empty_struct, empty_class_arg): New.
2248 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
2249 (build_call_a): Use empty_class_arg.
2250 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
2251 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
2253 2016-04-13 Jason Merrill <jason@redhat.com>
2256 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
2258 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
2261 * pt.c (resolve_typename_type): Fix typos in infinite recursion
2262 avoidance mechanism.
2264 2016-04-13 Jason Merrill <jason@redhat.com>
2267 * pt.c (instantiation_dependent_uneval_expression_p): Split out
2268 from instantiation_dependent_expression_p.
2269 (value_dependent_expression_p): Use it for unevaluated operands.
2270 (instantiation_dependent_r): Don't check value-dependence.
2271 (instantiation_dependent_expression_p): Check
2272 value-dependence of the expression as a whole.
2273 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
2274 * semantics.c (finish_decltype_type): Use it.
2276 * constexpr.c (potential_nondependent_constant_expression): New.
2277 (potential_nondependent_static_init_expression): New.
2278 (maybe_constant_value_1, fold_non_dependent_expr)
2279 (maybe_constant_init): Use them.
2280 * pt.c (instantiate_non_dependent_expr_sfinae)
2281 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
2283 * cp-tree.h: Declare them.
2285 2016-04-13 Jakub Jelinek <jakub@redhat.com>
2288 * decl.c (pop_labels_1): Removed.
2289 (note_label, sort_labels): New functions.
2290 (pop_labels): During named_labels traversal, just push the slot
2291 pointers into a vector, then qsort it by DECL_UID and only then
2292 call pop_label and chain it into BLOCK_VARS.
2294 2016-04-13 Jason Merrill <jason@redhat.com>
2297 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
2298 (cp_gimplify_expr): Not here.
2300 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
2303 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
2305 * typeck.c (build_x_conditional_expr): Unconditionally remember
2306 that the result is an lvalue or xvalue.
2308 2016-04-12 Jason Merrill <jason@redhat.com>
2310 * class.c (is_really_empty_class): A zero-length array is empty.
2311 An unnamed bit-field doesn't make a class non-empty.
2313 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
2316 * parser.c (cp_parser_cache_defarg): When file ends in default
2317 argument simply return error_mark_node.
2319 2016-04-12 Nathan Sidwell <nathan@acm.org>
2322 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
2325 2016-04-11 Jason Merrill <jason@redhat.com>
2327 * mangle.c (decl_is_template_id): The template itself counts as a
2330 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
2334 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
2335 on the result if it's not a CONSTRUCTOR.
2337 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
2340 * constexpr.c (find_constructor): New function.
2341 (unshare_constructor): New function.
2342 (cxx_eval_call_expression): Use unshare_constructor instead of
2344 (find_array_ctor_elt): Likewise.
2345 (cxx_eval_vec_init_1): Likewise.
2346 (cxx_eval_store_expression): Likewise.
2347 (cxx_eval_constant_expression): Likewise.
2349 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2352 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2353 potentially generating a future -Wparentheses warning in its
2356 2016-04-06 Jason Merrill <jason@redhat.com>
2358 * class.c (check_abi_tags): Fix function template handling.
2360 2016-04-05 Nathan Sidwell <nathan@acm.org>
2363 * class.c (fixup_may_alias): New.
2364 (fixup_attribute_variants): Call it.
2366 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2369 * constexpr.c (struct fundef_copy): New struct.
2370 (struct fundef_copies_table_t): New struct.
2371 (fundef_copies_table): New static variable.
2372 (maybe_initialize_fundef_copies_table): New static function.
2373 (get_fundef_copy): New static function.
2374 (save_fundef_copy): New static function.
2375 (cxx_eval_call_expression): Use get_fundef_copy, and
2377 (constexpr_call_table): Add "deletable" GTY marker.
2379 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2382 * cp-tree.h (class cache_map): Remove.
2383 * constexpr.c (cv_cache): Change type to
2384 GTY((deletable)) hash_map<tree, tree> *.
2385 (maybe_constant_value): Adjust following the change to cv_cache.
2386 (clear_cv_cache): New static function.
2387 (clear_cv_and_fold_caches): Use it.
2388 * cp-gimplify.c (fold_cache): Change type to
2389 GTY((deletable)) hash_map<tree, tree> *.
2390 (clear_fold_cache): Adjust following the change to fold_cache.
2391 (cp_fold): Likewise.
2393 2016-04-02 Martin Sebor <msebor@redhat.com>
2399 * constexpr.c (diag_array_subscript): New function.
2400 (cxx_eval_array_reference): Detect out of bounds array indices.
2402 2016-04-01 Jason Merrill <jason@redhat.com>
2406 * pt.c (instantiate_decl): A function isn't fully defined if
2407 DECL_INITIAL is error_mark_node.
2408 * constexpr.c (cxx_eval_call_expression): Likewise.
2410 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2411 Marek Polacek <polacek@redhat.com>
2414 * init.c (warn_placement_new_too_small): Test whether
2415 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2417 2016-04-01 Nathan Sidwell <nathan@acm.org>
2420 * decl.c (check_redeclaration_exception_specification): Check
2421 regardless of -fno-exceptions.
2422 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2423 flag_exceptions too.
2425 2016-03-31 Nathan Sidwell <nathan@acm.org>
2427 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2428 (finish_destructor_body): Don't emit operator delete here.
2430 2016-03-31 Nathan Sidwell <nathan@acm.org>
2433 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2434 elements in field order.
2436 2016-03-31 Marek Polacek <polacek@redhat.com>
2439 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2441 2016-03-31 Richard Biener <rguenther@suse.de>
2444 * typeck.c (cp_build_binary_op): Fix operand order of vector
2445 conditional in truth op handling.
2447 2016-03-29 Jason Merrill <jason@redhat.com>
2450 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2451 in constexpr functions.
2453 2016-03-28 Jason Merrill <jason@redhat.com>
2458 * decl.c, pt.c, constexpr.c: Revert last patch.
2460 2016-03-25 Jason Merrill <jason@redhat.com>
2461 Martin Liška <mliska@suse.cz>
2466 * decl.c (cp_fname_init): Decay the initializer to pointer.
2467 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2468 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2469 Don't call cp_finish_decl.
2470 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2471 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2472 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2473 Handle DECL_VALUE_EXPR.
2475 2016-03-24 Jason Merrill <jason@redhat.com>
2478 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2481 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2484 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2487 * tree.c (build_cplus_array_type): Determine type-dependentess
2488 with uses_template_parms instead of with dependent_type_p.
2490 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2493 * typeck.c (process_init_constructor_union): If the initializer
2494 is empty, use the union's NSDMI if it has one.
2496 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2499 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2500 NSDMI that's part of an aggregrate initialization.
2502 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2505 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2506 for 1..max even for multi-dimensional arrays. Call unshare_expr
2510 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2511 on TREE_OVERFLOW constants.
2514 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2515 for OMP_TASKLOOP here.
2516 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2517 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2519 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2520 Jason Merrill <jason@redhat.com>
2521 Jakub Jelinek <jakub@redhat.com>
2524 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2525 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2526 (finish_function): Don't set or test them.
2527 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2529 2016-03-23 Jason Merrill <jason@redhat.com>
2532 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2534 2016-03-23 Marek Polacek <polacek@redhat.com>
2537 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2539 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2541 * call.c (build_conditional_expr_1): Always use original
2542 condition type for vector type checks and build.
2544 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2547 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2549 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2552 * constexpr.c (non_const_var_error): Check
2553 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2555 2016-03-21 Richard Henderson <rth@redhat.com>
2558 * decl.c (notice_forced_label_r): New.
2559 (cp_finish_decl): Use it.
2561 2016-03-21 Jason Merrill <jason@redhat.com>
2564 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2566 2016-03-18 Jason Merrill <jason@redhat.com>
2569 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2572 * class.c (vptr_via_virtual_p): New.
2573 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2574 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2575 a vptr from any virtual base in a not-in-charge 'structor.
2577 * decl.c (build_clobber_this): Factor out of
2578 start_preparsed_function and begin_destructor_body. Handle
2579 virtual bases better.
2581 * class.c (build_if_in_charge): Split out from build_base_path.
2582 * init.c (expand_virtual_init, expand_default_init): Use it.
2583 * call.c (build_special_member_call): Use it.
2585 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2588 * init.c (build_new_1): Complain and return error_mark_node
2589 if alloc_fn is not _Jv_AllocObject function returning pointer.
2591 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2594 * search.c (adjust_result_of_qualified_name_lookup): Don't
2595 update the BASELINK_BINFO of DECL if the second call
2596 to lookup_base fails.
2598 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2601 * parser.c (cp_parser_lambda_expression): Move call to
2602 pop_deferring_access_checks ahead of the call to
2603 cp_parser_end_tentative_firewall.
2605 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2608 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2609 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2610 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2612 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2613 if magic_varargs_p == 1, call decay_conversion
2614 instead of mark_type_use. Don't store error_mark_node arguments to
2615 argarray, instead return error_mark_node.
2618 * decl.c (begin_destructor_body): Don't insert clobber if
2619 is_empty_class (current_class_type).
2621 2016-03-17 Marek Polacek <polacek@redhat.com>
2624 * typeck.c (warn_for_null_address): New function.
2625 (cp_build_binary_op): Call it.
2627 2016-03-16 Jason Merrill <jason@redhat.com>
2630 * decl.c (start_preparsed_function): Don't clobber an empty base.
2632 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2635 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2636 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2639 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2640 set in_base_initializer.
2642 2016-03-15 Marek Polacek <polacek@redhat.com>
2645 * tree.c (strip_typedefs): Call strip_typedefs again on the
2646 DECL_ORIGINAL_TYPE result.
2648 2016-03-15 Jason Merrill <jason@redhat.com>
2651 * pt.c (instantiate_decl): Fix call to variable_template_p.
2654 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2656 2016-03-14 Casey Carter <casey@carter.net>
2657 Jason Merrill <jason@redhat.com>
2659 P0184R0: Generalizing the Range-Based For Loop
2660 * parser.c (cp_convert_range_for): Set the type of __end separately.
2661 (cp_parser_perform_range_for_lookup): Allow different begin/end
2662 types if they are comparable.
2664 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2667 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2668 processing_template_decl and EXPR is a SCOPE_REF.
2670 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2671 Jakub Jelinek <jakub@redhat.com>
2674 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2675 return value from cxx_eval_constant_expression from earlier
2676 elements if it is valid constant initializer requiring no
2679 2016-03-10 Marek Polacek <polacek@redhat.com>
2682 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2684 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2686 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2687 when calling c_finish_omp_clauses.
2689 2016-03-08 Jason Merrill <jason@redhat.com>
2691 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2692 diagnostic for use of "concept".
2693 (cp_parser_requires_clause_opt): And "requires".
2694 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2695 (cp_parser_explicit_template_declaration): Adjust.
2696 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2698 P0036R0: Unary Folds and Empty Parameter Packs
2699 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2701 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2704 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2705 even after the last iteration of the loop.
2707 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2709 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2712 * pt.c (get_template_info): Handle PARM_DECL.
2713 (template_class_depth): Check DECL_P instead of
2714 VAR_OR_FUNCTION_DECL_P.
2716 2016-03-05 Jason Merrill <jason@redhat.com>
2719 * constexpr.c (cxx_eval_store_expression): Replace
2720 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2722 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2725 * pt.c (template_class_depth): Given a lambda type, iterate
2726 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2727 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2730 2016-03-04 Jason Merrill <jason@redhat.com>
2733 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2734 * init.c (build_vec_delete_1): Set it.
2735 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2737 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2739 * decl.c (start_preparsed_function): Don't emit start clobber at the
2740 start of constructor clones.
2743 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2744 * decl.c (start_preparsed_function): Call
2745 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2746 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2747 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2749 2016-03-04 Jason Merrill <jason@redhat.com>
2752 * constexpr.c (cxx_eval_component_reference): Further tweak.
2754 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2755 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2756 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2757 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2760 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2763 2016-03-03 Jason Merrill <jason@redhat.com>
2765 * method.c (synthesized_method_walk): operator= can also be constexpr.
2767 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2768 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2771 * pt.c (copy_template_args): New.
2772 (tsubst_pack_expansion): Use it.
2774 * call.c (build_aggr_conv): Use get_nsdmi.
2777 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2780 * constexpr.c (cxx_eval_component_reference): Just return an empty
2781 CONSTRUCTOR for an empty class.
2783 2016-03-01 Jason Merrill <jason@redhat.com>
2786 * parser.c (cp_parser_requires_clause): Call
2787 check_for_bare_parameter_packs.
2790 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2794 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2795 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2796 [TARGET_EXPR]: Unshare init.
2798 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2802 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2805 2016-02-28 Jason Merrill <jason@redhat.com>
2808 * constexpr.c (cxx_eval_store_expression): Unshare init.
2810 2016-02-26 Jason Merrill <jason@redhat.com>
2813 * pt.c (make_argument_pack): New.
2814 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2815 (tsubst_copy_and_build): Likewise.
2817 2016-02-25 Jason Merrill <jason@redhat.com>
2820 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2821 * tree.c (build_aggr_init_expr): Set it.
2822 * semantics.c (simplify_aggr_init_expr): Check it.
2823 * cp-gimplify.c (cp_genericize_r): Don't walk into
2824 a call/aggr_init from a thunk.
2827 * method.c (forward_parm): Handle parameter packs.
2828 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2831 * constexpr.c (cxx_eval_component_reference): Don't complain about
2832 unevaluated empty classes.
2835 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2837 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2840 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2841 (maybe_undo_parenthesized_ref): Declare.
2842 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2844 (finish_call_expr): Use it.
2845 * typeck.c (check_return_expr): Use it.
2846 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2847 REF_PARENTHESIZED_P flag.
2849 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2852 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2854 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2856 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2857 unless they are folded into INTEGER_CST, error_mark_node or some
2858 comparison with NULL, avoid folding them and use either the original
2859 comparison or non-folded comparison of folded arguments.
2860 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2861 comparison, don't fold the comparison right away.
2863 2016-02-24 Jason Merrill <jason@redhat.com>
2866 * friend.c (make_friend_class): Likewise.
2867 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2869 2016-02-24 Jason Merrill <jason@redhat.com>
2872 * pt.c (instantiate_class_template_1): Set
2873 processing_template_decl before substituting friend_type.
2875 016-02-24 Martin Sebor <msebor@redhat.com>
2878 * tree.c (build_ctor_subob_ref): Compare types' main variants
2879 instead of the types as they are.
2881 2016-02-24 Jason Merrill <jason@redhat.com>
2883 * decl.c (start_preparsed_function): Condition ctor clobber on
2884 flag_lifetime_dse > 1.
2886 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2888 2016-02-19 Jason Merrill <jason@redhat.com>
2891 * call.c (remaining_arguments): No longer static.
2892 * cp-tree.h: Declare it.
2893 * pt.c (more_specialized_fn): Use it.
2895 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2896 Bernd Edlinger <bernd.edlinger@hotmail.de>
2898 * Make-lang.in: Invoke gperf with -L C++.
2899 * cfns.gperf: Remove prototypes for hash and libc_name_p
2901 * cfns.h: Regenerated.
2902 * except.c (nothrow_libfn_p): Adjust.
2904 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2907 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2908 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2910 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2913 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2915 * semantics.c (finish_call_expr): Don't assume a constructor
2916 call is dependent if only the "this" pointer is dependent. When
2917 building a constructor call, always use a dummy object.
2919 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2922 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2924 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2925 operators if folding preserved the binop, just with different
2929 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2930 attr_spec is always single element chain, chain all the attributes
2931 properly together in the right order.
2933 2016-02-18 Jason Merrill <jason@redhat.com>
2935 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2937 (mangle_decl): Call maybe_check_abi_tags for function scope.
2938 (mangle_guard_variable): Call maybe_check_abi_tags here.
2939 (write_guarded_var_name): Not here.
2941 2016-02-17 Jason Merrill <jason@redhat.com>
2944 * constexpr.c (build_constexpr_constructor_member_initializers):
2945 Handle an additional STATEMENT_LIST.
2948 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2951 * decl2.c (reset_type_linkage_2): Look through member templates.
2953 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2956 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2958 2016-02-17 Jason Merrill <jason@redhat.com>
2961 * method.c (forward_parm): Split out from...
2962 (add_one_base_init): ...here.
2963 * lambda.c (maybe_add_lambda_conv_op): Use it.
2965 2016-02-16 Jason Merrill <jason@redhat.com>
2969 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2970 tree.c, typeck2.c: Revert earlier changes.
2971 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2972 non-type templates after -> or .
2974 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2977 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2979 2016-02-16 Jason Merrill <jason@redhat.com>
2982 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2983 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2984 * name-lookup.h: Adjust.
2986 2016-02-16 James Norris <jnorris@codesourcery.com>
2988 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2989 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2991 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2994 * init.c (expand_default_init): Only call reshape_init
2995 in the direct-initialization from an initializer list case.
2997 2016-02-15 Jason Merrill <jason@redhat.com>
3000 * semantics.c (finish_call_expr): Implicit 'this' does not make
3002 * search.c (any_dependent_bases_p): Split out...
3003 * name-lookup.c (do_class_using_decl): ...from here.
3004 * call.c (build_new_method_call_1): Don't complain about missing object
3005 if there are dependent bases. Tweak error.
3006 * tree.c (non_static_member_function_p): Remove.
3007 * pt.c (type_dependent_expression_p): A member template of a
3008 dependent type is dependent.
3009 * cp-tree.h: Adjust.
3012 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
3014 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
3017 * pt.c (lookup_and_finish_template_variable): New function,
3019 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
3020 (tsubst_qualified_id): Consider that EXPR might be a variable
3022 * typeck.c (check_template_keyword): Don't emit an error
3023 if DECL is a variable template.
3025 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3027 * error.c: Spelling fixes - behaviour -> behavior and
3028 neighbour -> neighbor.
3030 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
3032 * init.c (build_delete): Likewise.
3034 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3037 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
3038 arguments for -Waddress warning. Fix up formatting.
3040 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
3043 * pt.c (lookup_template_class_1): Check tsubst return value for
3046 2016-02-10 Jason Merrill <jason@redhat.com>
3049 * pt.c (resolve_nondeduced_context): Add complain parm.
3050 (do_auto_deduction): Pass it.
3051 * cvt.c (convert_to_void): Likewise.
3052 * decl.c (cp_finish_decl): Likewise.
3053 * init.c (build_new): Likewise.
3054 * rtti.c (get_tinfo_decl_dynamic): Likewise.
3055 * semantics.c (finish_decltype_type): Likewise.
3056 * typeck.c (decay_conversion): Likewise.
3057 * cp-tree.h: Adjust declaration.
3058 * call.c (standard_conversion): Add complain parm, pass it along.
3059 (implicit_conversion): Pass it.
3062 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
3063 (lookup_name_real_1): Likewise.
3064 (remove_hidden_names): Handle non-functions too.
3067 * parser.c (cp_parser_lookup_name): When looking for a template
3068 after . or ->, only consider class templates.
3069 (cp_parser_postfix_dot_deref_expression): Handle the current
3070 instantiation. Remember a dependent object expression.
3071 * typeck2.c (build_x_arrow): Handle the current instantiation.
3073 * ptree.c (debug_tree): Implement for cp_expr.
3075 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3078 * parser.c (cp_parser_simple_type_specifier): Make the check
3079 for disambiguating between an 'auto' placeholder and an implicit
3080 template parameter more robust.
3082 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
3086 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
3087 setting its TREE_USED flag.
3089 2016-02-08 Jason Merrill <jason@redhat.com>
3092 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
3095 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3098 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
3099 of the DECL_OMP_DECLARE_REDUCTION_P decls.
3101 2016-02-08 Marek Polacek <polacek@redhat.com>
3104 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
3105 Call clear_fold_cache.
3106 * cp-tree.h: Adjust declaration.
3107 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
3108 rather than clear_cv_cache and clear_fold_cache.
3109 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
3111 2016-02-08 Jason Merrill <jason@redhat.com>
3113 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
3114 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
3115 (ocp_convert): Use *_maybe_fold.
3116 (cp_convert_to_pointer): Add dofold parameter.
3117 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
3119 2016-02-05 Martin Sebor <msebor@redhat.com>
3122 * init.c (find_field_init): New function.
3123 (warn_placement_new_too_small): Call it. Handle one-element arrays
3124 at ends of structures special.
3126 2016-02-05 Jason Merrill <jason@redhat.com>
3129 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
3130 make sure we've seen_error().
3132 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
3135 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
3136 if lookup_fnfields returns NULL_TREE and the name being looked
3137 up has the form A::A.
3139 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
3141 * constexpr.c (cxx_eval_binary_expression): Fold equality
3142 comparisons involving PTRMEM_CSTs.
3144 2016-02-04 Jakub Jelinek <jakub@redhat.com>
3146 * class.c (find_flexarrays): Don't declare dom variable.
3147 (diagnose_flexarray): Likewise.
3149 2016-02-02 Martain Sebor <msebor@redhat.com>
3156 * class.c (walk_subobject_offsets): Avoid testing the upper bound
3157 of a flexible array member for equality to null.
3158 (find_flexarrays): Remove spurious whitespace introduced in r231665.
3159 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
3160 (check_flexarrays): Same.
3161 * decl.c (compute_array_index_type): Avoid special case for flexible
3163 (grokdeclarator): Avoid calling compute_array_index_type for flexible
3165 * error.c (dump_type_suffix): Revert changes introduced in r231665
3166 and rendered unnecessary by the changes above.
3167 * pt.c (tsubst): Same.
3168 * tree.c (build_ctor_subob_ref): Handle flexible array members.
3169 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
3170 (process_init_constructor_array): Same.
3171 (process_init_constructor_record): Same.
3173 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
3176 * pt.c (try_one_overload): Handle comparing argument packs so
3177 that there is no conflict if we deduced more arguments of an
3178 argument pack than were explicitly specified.
3180 2016-01-31 Jakub Jelinek <jakub@redhat.com>
3181 Jason Merrill <jason@redhat.com>
3184 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
3185 function type if nothing is changing.
3187 2016-01-31 Jason Merrill <jason@redhat.com>
3190 * pt.c (partial_specialization_p, impartial_args): New.
3191 (instantiate_decl): Call impartial_args.
3193 * mangle.c (maybe_check_abi_tags): New.
3194 (write_guarded_var_name): Call it.
3195 (mangle_ref_init_variable): Call check_abi_tags.
3197 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
3198 between template and instantiation.
3200 2016-01-29 Jakub Jelinek <jakub@redhat.com>
3203 * decl.c (wrapup_globals_for_namespace): Warn about unused static
3204 function declarations.
3206 2016-01-29 Marek Polacek <polacek@redhat.com>
3210 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
3211 out of bound" error earlier.
3212 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
3215 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
3217 * name-lookup.c (begin_scope): After reusing a cp_binding_level
3218 structure, update free_binding_level before the structure's
3219 level_chain field gets cleared, not after.
3221 2016-01-28 Jason Merrill <jason@redhat.com>
3224 * search.c (dfs_walk_once, dfs_walk_once_r)
3225 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
3226 hash_set instead of BINFO_MARKED.
3227 (dfs_unmark_r): Remove.
3229 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
3232 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
3233 (cp_lexer_debugging_p): Use it.
3234 (cp_lexer_start_debugging): Likewise.
3235 (cp_lexer_stop_debugging): Likewise.
3237 2016-01-27 Marek Polacek <polacek@redhat.com>
3240 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
3241 needed. Add -Wsign-compare warning.
3243 2016-01-27 Ryan Burn <contact@rnburn.com>
3246 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
3247 superfluous post_p argument in call to
3248 cilk_gimplify_call_params_in_spawned_fn.
3250 2016-01-27 Marek Polacek <polacek@redhat.com>
3253 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
3254 wrapped in NOP_EXPRs.
3256 2016-01-27 Martin Sebor <msebor@redhat.com>
3259 * mangle.c (mangle_decl): Reference the correct (saved) version
3260 of the ABI in -Wabi diagnostics.
3262 2016-01-27 Marek Polacek <polacek@redhat.com>
3265 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
3266 elements of the array.
3268 2016-01-26 Jason Merrill <jason@redhat.com>
3271 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
3272 (cxx_eval_call_expression): Don't look through clones.
3273 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
3274 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
3275 maybe-in-charge *tor.
3277 2016-01-26 Jason Merrill <jason@redhat.com>
3280 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
3281 and TREE_SIDE_EFFECTS.
3282 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
3283 verify_constructor_flags.
3285 2016-01-26 Jakub Jelinek <jakub@redhat.com>
3288 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
3289 return error_mark_node instead of building trees with error_mark_node
3292 2016-01-26 David Malcolm <dmalcolm@redhat.com>
3295 * error.c (print_instantiation_partial_context_line): Add missing
3296 newlines from output for the t == NULL case.
3297 (print_instantiation_partial_context): Remove call to pp_newline.
3299 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
3302 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3307 * decl.c (grokdeclarator): Don't decay array parameter type to
3308 a pointer type if it's dependent.
3309 (grokparms): Invoke strip_top_quals instead of directly invoking
3310 cp_build_qualified_type.
3311 * pt.c (decay_dependent_array_parm_type): New static function.
3312 (type_unification_real): Call decay_dependent_array_parm_type
3313 to decay a dependent array parameter type to its corresponding
3314 pointer type before unification.
3315 (more_specialized_fn): Likewise.
3316 (get_bindings): Likewise.
3317 * tree.c (cp_build_qualified_type): Trivial typofix in
3320 2016-01-23 Martin Sebor <msebor@redhat.com>
3324 * decl2.c (is_late_template_attribute): Handle dependent argument
3325 to attribute align and attribute vector_size.
3327 2016-01-21 Jason Merrill <jason@redhat.com>
3330 * lambda.c (lambda_capture_field_type): Handle 'this' specially
3331 for init-capture, too.
3334 * decl.c (type_is_deprecated): Don't look into a typedef.
3338 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
3341 * decl.c (start_enum): Add attributes parameter.
3342 * parser.c (cp_parser_enum_specifier): Pass it.
3343 * pt.c (lookup_template_class_1): Pass it.
3344 * cp-tree.h: Adjust.
3346 2016-01-19 Jason Merrill <jason@redhat.com>
3349 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3351 2016-01-19 Marek Polacek <polacek@redhat.com>
3354 * constexpr.c (clear_cv_cache): New.
3355 * cp-gimplify.c (clear_fold_cache): New.
3356 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3357 * decl.c (finish_enum_value_list): Call them.
3360 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3362 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3367 * decl.c (grokdeclarator): Don't decay array parameter type to
3368 a pointer type if it's dependent.
3369 (grokparms): Invoke strip_top_quals instead of directly invoking
3370 cp_build_qualified_type.
3371 * pt.c (decay_dependent_array_parm_type): New static function.
3372 (type_unification_real): Call decay_dependent_array_parm_type
3373 to decay a dependent array parameter type to its corresponding
3374 pointer type before unification.
3375 (more_specialized_fn): Likewise.
3376 (get_bindings): Likewise.
3377 * tree.c (cp_build_qualified_type): Trivial typofix in
3380 2016-01-18 Jason Merrill <jason@redhat.com>
3382 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3384 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3387 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3388 (contains_label_1, contains_label_p): Remove.
3390 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3393 * pt.c (type_dependent_expression_p): For a function template
3394 specialization, a type is dependent iff any of its template
3397 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3399 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3400 error_mark_node only if find_rank failed, not if it was
3403 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3406 * tree.c (build_min_non_dep_call_vec): Don't retain the
3407 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3409 (build_min_non_dep_op_overload): Instead, do it here.
3411 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3414 * parser.h (cp_token): Remove pragma_kind field. Add comment
3415 with number of unused bits.
3416 * parser.c (eof_token): Remove pragma_kind field initializer.
3417 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3418 field, don't clear CPP_PRAGMA u.value.
3419 (cp_parser_pragma_kind): New function.
3420 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3421 cp_parser_omp_construct, cp_parser_initial_pragma,
3422 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3425 2016-01-15 Jason Merrill <jason@redhat.com>
3428 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3430 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3434 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3435 array/function-to-pointer conversion. Call
3436 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3437 * call.c (convert_like_real): Print call context if
3438 decay_conversion errors.
3440 2016-01-14 Tom de Vries <tom@codesourcery.com>
3442 PR tree-optimization/68773
3443 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3446 2016-01-14 Jason Merrill <jason@redhat.com>
3449 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3451 2016-01-12 Marek Polacek <polacek@redhat.com>
3454 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3455 error_at and adjust the return value.
3457 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3461 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3462 GS_ERROR whenever seen_error (), only if *expr_p contains
3463 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3467 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3469 2016-01-11 Jason Merrill <jason@redhat.com>
3472 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3473 (process_subob_fn): Likewise. Don't consider triviality if true.
3474 (synthesize_method_walk): Pass it.
3476 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3479 * parser.c (cp_parser_postfix_expression): Initialize
3480 close_paren_loc to UNKNOWN_LOCATION; only use it if
3481 it has been written to by
3482 cp_parser_parenthesized_expression_list.
3483 (cp_parser_parenthesized_expression_list): Document the behavior
3484 with respect to the CLOSE_PAREN_LOC param.
3486 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3489 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3490 folded operands have side-effects, but folding changed any of them,
3491 build a new tree with the folded operands instead of returning the
3494 2016-01-09 Marek Polacek <polacek@redhat.com>
3497 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3499 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3502 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3504 2016-01-08 Jason Merrill <jason@redhat.com>
3507 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3510 2016-01-08 Marek Polacek <polacek@redhat.com>
3513 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3515 2016-01-08 Jason Merrill <jason@redhat.com>
3517 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3522 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3523 TREE_ADDRESSABLE type.
3527 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3529 2016-01-05 Nathan Sidwell <nathan@acm.org>
3532 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3535 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3537 Update copyright years.
3539 Copyright (C) 2016 Free Software Foundation, Inc.
3541 Copying and distribution of this file, with or without modification,
3542 are permitted in any medium without royalty provided the copyright
3543 notice and this notice are preserved.