1 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3 Implement P0138R2, C++17 construction rules for enum class values
4 * cp-tree.h (is_direct_enum_init): Declare.
5 * decl.c (is_direct_enum_init): New function.
6 (reshape_init): Use it.
7 * typeck.c (convert_for_assignment): Likewise.
9 * Make-lang.in (check-c++1z): Pass RUNTESTFLAGS down to
12 * constexpr.c (call_stack): Remove unnecessary
13 = vNULL initialization of file scope vec.
15 * name-lookup.c (store_bindings, store_class_bindings): Don't
16 initialize static local bindings_need_stored to vNULL.
18 * typeck2.c (process_init_constructor_record): Use
19 CONSTRUCTOR_NELTS (...) instead of
20 vec_safe_length (CONSTRUCTOR_ELTS (...)).
21 * decl.c (reshape_init_r): Likewise.
22 (check_initializer): Likewise.
24 2016-09-22 Paolo Carlini <paolo.carlini@oracle.com>
27 * class.c (build_base_path): Allow for lookup_base returning
30 2016-09-21 Jason Merrill <jason@redhat.com>
33 * call.c (null_ptr_cst_p): Check char_type_p.
35 2016-09-21 Jakub Jelinek <jakub@redhat.com>
38 * init.c (build_new_1): Don't suggest to use -faligned-new if
39 aligned_new_threshold is non-zero.
40 (type_has_new_extended_alignment): Change aligned_new_threshhold
41 to aligned_new_threshold.
42 * call.c (second_parm_is_size_t, aligned_allocation_fn_p,
43 aligned_deallocation_fn_p, build_op_delete_call): Likewise.
44 * decl.c (cxx_init_decl_processing): Likewise.
46 2016-09-20 Jakub Jelinek <jakub@redhat.com>
49 * constexpr.c (cxx_fold_indirect_ref): Don't call byte_position on
50 FIELD_DECLs with error_mark_node type. Remove useless break; after
54 * parser.c (cp_parser_template_declaration_after_parameter): For 2
55 argument operator"" template set ok to false for
56 parm == error_mark_node.
59 * parser.c (cp_parser_std_attribute_list): Reject ... without
62 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
65 * cvt.c (cp_convert_and_check): Suppress Wint-in-bool-context here.
67 2016-09-16 Patrick Palka <ppalka@gcc.gnu.org>
70 * parser.c (cp_parser_class_head): When
71 processing_template_parmlist, don't assume that the
72 class-head may start an explicit specialization.
74 2016-09-16 Jakub Jelinek <jakub@redhat.com>
77 * error.c (dump_simple_decl): Only check DECL_DECLARED_CONCEPT_P
78 if DECL_LANG_SPECIFIC is non-NULL. Fix up formatting.
81 * constexpr.c (cxx_eval_constant_expression) <case PARM_DECL>: Only
82 call is_really_empty_class on complete types.
85 * class.c (check_bases): Set CLASSTYPE_HAS_MUTABLE if any
86 TYPE_HAS_MUTABLE_P for any bases.
88 2016-09-16 Jason Merrill <jason@redhat.com>
90 * class.c (check_bases, set_one_vmethod_tm_attributes): Use
92 * decl.c (cxx_init_decl_processing): Use pow2p_hwi.
93 * parser.c (cp_parser_cilk_simd_vectorlength): Use pow2p_hwi.
95 2016-09-14 Jakub Jelinek <jakub@redhat.com>
98 * name-lookup.c (consider_binding_level): Look through TREE_LIST
101 2016-09-14 Marek Polacek <polacek@redhat.com>
103 * typeck.c (cp_build_unary_op): Diagnose incrementing boolean
104 expressions. Tweak an error message.
106 2016-09-14 Marek Polacek <polacek@redhat.com>
108 * cp-tree.h (cp_build_unary_op): Change nonconvert parameter type to
110 * decl2.c (one_static_initialization_or_destruction): Use true instead
112 * init.c (build_vec_init): Use false instead of 0.
113 * pt.c (tsubst_copy_and_build): Likewise.
114 * semantics.c (simplify_loop_decl_cond): Likewise.
115 * typeck.c (rationalize_conditional_expr): Likewise.
116 (cp_build_binary_op): Use true instead of 1.
117 (cp_build_unary_op): Change nonconvert parameter type to bool. Use true
119 (build_unary_op): Change nonconvert parameter type to bool.
120 (unary_complex_lvalue): Use false instead of 0.
122 2016-09-13 Jakub Jelinek <jakub@redhat.com>
124 Implement P0028R4, C++17 using attribute namespaces without repetition
125 * parser.c (cp_parser_std_attribute): Add ATTR_NS argument. Diagnose
126 non-NULL ATTR_NS with scoped attribute token. Handle non-NULL
127 ATTR_NS with non-scoped attribute tokens. Allow named ops in
129 (cp_parser_std_attribute_list): Add ATTR_NS argument, pass it down
130 to cp_parser_std_attribute calls.
131 (cp_parser_std_attribute_spec): Parse optional C++17
132 attribute-using-prefix, adjust grammar in function comment.
135 * constexpr.c (cxx_fold_pointer_plus_expression): New function.
136 (cxx_eval_binary_expression): Use it for POINTER_PLUS_EXPR.
137 (cxx_eval_pointer_plus_expression): Remove.
138 (cxx_eval_constant_expression) <case POINTER_PLUS_EXPR>: Don't
139 call cxx_eval_pointer_plus_expression.
141 2016-09-13 David Malcolm <dmalcolm@redhat.com>
143 * parser.c (cp_parser_class_specifier_1): Update for renaming of
144 add_fixit_insert to add_fixit_insert_before.
145 (cp_parser_class_head): Likewise.
147 2016-09-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
150 * call.c (build_conditional_expr_1): Call warn_for_omitted_condop.
151 * class.c (instantiate_type): Look through the SAVE_EXPR.
153 2016-09-09 Jason Merrill <jason@redhat.com>
155 Implement P0035R4, C++17 new of over-aligned types.
156 * cp-tree.h (enum cp_tree_index): Add CPTI_ALIGN_TYPE.
157 (align_type_node): New macro.
158 * call.c (build_operator_new_call): Handle C++17 aligned new.
159 (second_parm_is_size_t, build_op_delete_call): Likewise.
160 (non_placement_deallocation_fn_p): Likewise. Rename to
161 usual_deallocation_fn_p.
162 (aligned_allocation_fn_p, aligned_deallocation_fn_p): New.
163 * decl.c (cxx_init_decl_processing): Add aligned new support.
164 * init.c (type_has_new_extended_alignment): New.
165 (build_new_1): Handle aligned new.
166 * tree.c (vec_copy_and_insert): New.
168 2016-09-02 Jakub Jelinek <jakub@redhat.com>
171 * decl2.c (do_static_initialization_or_destruction): Only
172 call asan_dynamic_init_call if INITP is true.
174 2016-09-01 Martin Sebor <msebor@redhat.com>
176 * mangle.c: Increase buffer size to guarantee it fits the output
177 of the formatted function regardless of its arguments.
179 2016-09-01 Marek Polacek <polacek@redhat.com>
182 * error.c (dump_type): Fix falls through comment.
183 (dump_decl): Likewise.
184 (dump_expr): Likewise.
186 2016-08-30 David Malcolm <dmalcolm@redhat.com>
188 * parser.c (cp_parser_enclosed_template_argument_list): Add fix-it
189 hint to ">>" within nested template argument list error.
191 2016-08-30 David Malcolm <dmalcolm@redhat.com>
193 * name-lookup.c (suggest_alternatives_for): Use add_fixit_replace
194 rather than add_fixit_misspelled_id.
195 * parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
197 2016-08-29 Jason Merrill <jason@redhat.com>
200 * mangle.c (maybe_check_abi_tags): Add version parm, handle thunks.
201 (mangle_thunk): Add thunk parameter.
202 * method.c (finish_thunk): Pass it.
203 * cp-tree.h: Declare it.
205 2016-08-15 Jason Merrill <jason@redhat.com>
207 Avoid calling a trivial default constructor.
208 * class.c (default_ctor_p): New.
209 (in_class_defaulted_default_constructor): Use it.
210 (type_has_non_user_provided_default_constructor): Use it.
211 * call.c (build_over_call): Handle trivial default constructor.
212 * cp-tree.h: Declare default_ctor_p.
215 * pt.c (do_type_instantiation): Don't mess with non-user-provided
218 2016-08-25 Marek Polacek <polacek@redhat.com>
220 * parser.c (cp_parser_binary_expression): Pass LHS to
221 warn_logical_not_parentheses.
223 2016-08-18 Marek Polacek <polacek@redhat.com>
226 * call.c (add_builtin_candidate): Add gcc_fallthrough.
227 * cxx-pretty-print.c (pp_cxx_unqualified_id): Likewise.
228 * parser.c (cp_parser_skip_to_end_of_statement): Likewise.
229 (cp_parser_cache_defarg): Likewise.
231 2016-08-12 Marek Polacek <polacek@redhat.com>
234 * call.c (add_builtin_candidate): Add FALLTHRU.
235 (build_integral_nontype_arg_conv): Adjust fall through comment.
236 (build_new_op_1): Add FALLTHRU.
237 (convert_like_real): Adjust fall through comment.
238 * class.c (fixed_type_or_null): Likewise.
239 * constexpr.c (cxx_eval_constant_expression): Likewise.
240 (potential_constant_expression_1): Likewise. Add FALLTHRU.
241 * cp-gimplify.c (cp_gimplify_expr): Adjust fall through comment.
242 (cp_fold): Add FALLTHRU.
243 * cvt.c (build_expr_type_conversion): Adjust fall through comment.
244 * cxx-pretty-print.c (pp_cxx_unqualified_id): Add FALLTHRU.
245 (pp_cxx_qualified_id): Likewise.
246 (cxx_pretty_printer::constant): Adjust fall through comment.
247 (cxx_pretty_printer::primary_expression): Add FALLTHRU.
248 (pp_cxx_pm_expression): Adjust fall through comment.
249 (cxx_pretty_printer::expression): Add FALLTHRU.
250 (cxx_pretty_printer::declaration_specifiers): Reformat code.
251 (pp_cxx_type_specifier_seq): Adjust fall through comment.
252 (pp_cxx_ptr_operator): Likewise. Add FALLTHRU.
253 * error.c (dump_type): Adjust fall through comment.
254 (dump_decl): Likewise.
255 * mangle.c (write_type): Likewise.
256 * method.c (synthesized_method_walk): Add FALLTHRU.
257 * name-lookup.c (arg_assoc_type): Likewise.
258 * parser.c (cp_lexer_print_token): Adjust fall through comment.
259 (cp_parser_primary_expression): Add FALLTHRU.
260 (cp_parser_operator): Likewise.
261 * pt.c (find_parameter_packs_r): Likewise.
262 (tsubst_aggr_type): Adjust fall through comment.
263 * semantics.c (finish_omp_clauses): Add FALLTHRU.
264 * tree.c (lvalue_kind): Likewise.
266 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
269 * cp-objcp-common.c (cp_function_decl_defaulted): New.
270 (cp_function_decl_explicit_p): Const_tree-ify.
271 (cp_function_decl_deleted_p): Likewise.
272 * cp-objcp-common.h (cp_function_decl_defaulted): Declare.
273 (cp_function_decl_explicit_p): Const_tree-ify.
274 (cp_function_decl_deleted_p): Likewise.
275 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Redefine.
277 2016-08-11 Jakub Jelinek <jakub@redhat.com>
280 * constexpr.c (label_matches): Handle case range expressions.
282 2016-08-11 Jason Merrill <jason@redhat.com>
285 * logic.cc (non_atomic_constraint_p): Handle EXPR_PACK_EXPANSION.
287 2016-08-10 Jason Merrill <jason@redhat.com>
289 Implement C++17 constexpr if.
290 * cp-tree.h (IF_STMT_CONSTEXPR_P): New.
291 * name-lookup.c (push_to_top_level, pop_from_top_level_1): Handle it.
292 * parser.h (struct cp_parser): Add in_discarded_stmt field.
293 * parser.c (cp_parser_selection_statement): Handle 'if constexpr'.
294 (cp_parser_jump_statement): Avoid deducing from a discarded return.
295 * pt.c (tsubst_expr): Only instantiate taken branch of constexpr if.
296 * semantics.c (begin_if_stmt): Set the binding level this_entity.
297 (finish_if_stmt_cond): Require the condition of a
298 constexpr if to be constant.
299 * decl.c (level_for_constexpr_if): New.
300 (named_label_entry): Add in_constexpr_if field.
301 (poplevel_named_label_1): Set it.
302 (check_goto): Check it.
303 (check_previous_goto_1): Check level_for_constexpr_if.
305 2016-08-09 Jason Merrill <jason@redhat.com>
308 * decl2.c (any_dependent_type_attributes_p): New.
309 * pt.c (dependent_type_p_r, type_dependent_expression_p): Check it.
310 * semantics.c (finish_id_expression): Check it.
311 * typeck.c (finish_class_member_access_expr): Check it.
314 * class.c (check_abi_tags): Don't duplicate tags for conversion ops.
316 Adjust mangling of ABI tags on class template member functions.
317 * class.c (missing_abi_tags): New.
318 (check_abi_tags): Don't check template. Add just_checking mode.
319 * mangle.c (abi_flag_at_least, any_abi_below, equal_abi_tags): New.
320 (sorted_abi_tags): Split out from write_abi_tags.
321 (struct releasing_vec): New.
322 (write_unqualified_name): Only look for the primary
323 template for types. Implement backward compatibility.
326 * constexpr.c (cxx_eval_constant_expression): Check
327 COMPLETE_TYPE_P before calling is_really_empty_class.
328 * class.c (is_really_empty_class): Don't call complete_type.
331 * typeck.c (cp_build_addr_expr_1): Remove special *this handling.
333 2016-08-09 Jakub Jelinek <jakub@redhat.com>
336 * rtti.c (get_pseudo_ti_index): Return TK_CLASS_TYPE for
337 builtin aggregate types without TYPE_BINFO.
339 2016-08-08 Jason Merrill <jason@redhat.com>
341 Implement C++17 constexpr lambda.
342 * class.c (finalize_literal_type_property): Handle lambdas.
343 * constexpr.c (is_valid_constexpr_fn): Likewise. No longer static.
344 (explain_invalid_constexpr_fn, cxx_eval_call_expression): Handle
346 (cxx_eval_constant_expression): Handle capture proxy.
347 (var_in_constexpr_fn): Don't check for C++14.
348 (var_in_maybe_constexpr_fn): New.
349 (potential_constant_expression_1): Use it. Check DECL_EXPR for
350 declarations not allowed in constexpr function. Handle
351 STATIC_ASSERT, RANGE_FOR_STMT.
352 * decl.c (make_rtl_for_nonlocal_decl): Use var_in_maybe_constexpr_fn.
353 (finish_function): Set DECL_DECLARED_CONSTEXPR_P on lambda members.
354 * lambda.c (begin_lambda_type): Set CLASSTYPE_LITERAL_P.
355 (maybe_add_lambda_conv_op): Clear thunk CALL_EXPR location.
356 (lambda_static_thunk_p): New.
357 * parser.c (cp_keyword_starts_decl_specifier_p): Add RID_CONSTEXPR.
358 (CP_PARSER_FLAGS_ONLY_MUTABLE_OR_CONSTEXPR): New enumerator.
359 (cp_parser_decl_specifier_seq): Handle it.
360 (cp_parser_lambda_declarator_opt): Use cp_parser_decl_specifier_seq.
361 * pt.c (instantiate_class_template_1): Set CLASSTYPE_LITERAL_P.
362 (tsubst_copy_and_build) [CALL_EXPR]: Propagate CALL_FROM_THUNK_P.
363 * error.c (dump_function_decl): Check TFF_NO_TEMPLATE_BINDINGS.
364 (dump_expr) [FUNCTION_DECL]: Pass it.
366 2016-08-08 Jason Merrill <jason@redhat.com>
369 * class.c (is_really_empty_class): Call complete_type.
370 * constexpr.c (cxx_eval_constant_expression): Check
371 is_really_empty_class.
372 (potential_constant_expression_1): Likewise. Check for error type.
374 2016-08-08 Jakub Jelinek <jakub@redhat.com>
377 * parser.c: Include tree-iterator.h.
378 (cp_parser_omp_for_loop_init): Move lambda DECL_EXPRs from init
380 (cp_parser_omp_for_loop): Handle non-STATEMENT_LIST FOR_BLOCK
383 2016-08-06 Jonathan Wakely <jwakely@redhat.com>
385 * call.c (convert_like_real): Harmonize diagnostics for invalid
388 2016-08-05 Martin Sebor <msebor@redhat.com>
390 * constexpr.c (cxx_eval_store_expression): Remove hyphen from
391 the spelling of "constant-expression" in diagnostic messages
393 (cxx_eval_constant_expression): Same.
394 (cxx_eval_outermost_constant_expr): Same.
395 (potential_constant_expression_1): Same.
397 2016-08-05 Nathan Sidwell <nathan@acm.org>
400 * pt.c (unify): TRAIT_EXPR is an expr.
402 2016-08-04 Paolo Carlini <paolo.carlini@oracle.com>
405 * lambda.c (add_capture): Check lambda_capture_field_type return
406 value for error_mark_node.
408 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
411 * pt.c (tsubst_qualified_id): Return error_mark_node if
412 template_args is error_mark_node.
414 2016-08-04 Jason Merrill <jason@redhat.com>
417 * pt.c (tsubst_pack_expansion): Pull a single pack expansion out
420 * cp-tree.h (TYPE_UNNAMED_P): Rename from TYPE_ANONYMOUS_P.
421 (TYPE_WAS_UNNAMED): Rename from TYPE_WAS_ANONYMOUS.
422 * class.c, decl.c, decl2.c, error.c, lambda.c, mangle.c,
423 name-lookup.c, parser.c, pt.c, semantics.c, tree.c: Adjust.
426 * typeck.c (finish_class_member_access_expr): Avoid stripping
427 SCOPE_REF to dependent base.
429 2016-08-04 Thomas Schwinge <thomas@codesourcery.com>
431 * parser.c (cp_ensure_no_oacc_routine): Improve diagnostics.
432 (cp_parser_late_parsing_cilk_simd_fn_info): Fix diagnostics.
433 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
434 Simplify code, and improve diagnostics.
435 (cp_parser_oacc_routine): Likewise. Move pragma context
437 (cp_parser_pragma): ... here.
439 * parser.h (struct cp_omp_declare_simd_data): New.
440 (struct cp_parser): Use it for oacc_routine member.
441 * parser.c (cp_ensure_no_oacc_routine, cp_parser_oacc_routine)
442 (cp_parser_late_parsing_oacc_routine, cp_finalize_oacc_routine):
443 Use it. Simplify code.
444 (cp_parser_new): Initialize all members pointing to special
445 parsing data structures.
446 (cp_parser_cilk_simd_fn_vector_attrs): Initialize
447 parser->cilk_simd_fn_info->clauses.
448 (cp_parser_omp_declare_simd): Initialize
449 parser->omp_declare_simd->clauses.
450 (cp_parser_late_parsing_omp_declare_simd): Simplify code.
452 2016-08-04 Marek Polacek <polacek@redhat.com>
455 * constexpr.c (check_constexpr_ctor_body_1): Allow typedef
458 2016-08-01 Jason Merrill <jason@redhat.com>
460 * mangle.c (mangle_decl): Warn about mangled name change even if
463 * mangle.c (get_abi_tags): New.
464 (find_substitution, write_unqualified_name, write_abi_tags)
465 (maybe_check_abi_tags): Use it.
467 * mangle.c (mangle_decl): Fix mangled name change warning.
470 * constexpr.c (cxx_eval_pointer_plus_expression): Check constancy
472 * cp-gimplify.c (cp_fully_fold): Only maybe_constant_value in
475 2016-07-30 Martin Sebor <msebor@redhat.com>
479 * constexpr.c (cxx_eval_binary_expression): Reject invalid expressions
480 involving null pointers.
481 (cxx_eval_component_reference): Reject null pointer dereferences.
482 (cxx_eval_indirect_ref): Reject indirecting through null pointers.
483 (cxx_eval_constant_expression): Reject invalid expressions involving
486 2016-07-29 Marek Polacek <polacek@redhat.com>
489 * semantics.c (maybe_convert_cond): Use the location of COND for the
492 2016-07-29 Jason Merrill <jason@redhat.com>
494 * decl.c (build_enumerator): Tweak diagnostic.
497 * init.c (expand_aggr_init_1): Only handle value-init of bases.
498 * constexpr.c (build_data_member_initialization): Handle multiple
499 initializers for the same field.
501 2016-07-28 Paolo Carlini <paolo.carlini@oracle.com>
504 * decl.c (build_enumerator): Check the type of the enumerator before
505 calling cxx_constant_value.
507 2016-07-27 Jason Merrill <jason@redhat.com>
510 * pt.c (get_partial_spec_bindings): Replace tparms and spec_args
511 parameters with spec_tmpl. Call push_tinst_level.
512 (most_specialized_partial_spec): Adjust.
513 (more_specialized_partial_spec): Adjust.
515 2016-07-25 Jason Merrill <jason@redhat.com>
518 * cp-gimplify.c (genericize_cp_loop): Revert location change.
521 * lambda.c (add_capture): Leave a pack expansion in a TREE_LIST.
522 (build_lambda_object): Call build_x_compound_expr_from_list.
523 * pt.c (tsubst) [DECLTYPE_TYPE]: Likewise.
527 * pt.c (coerce_template_parameter_pack): Fix logic for
531 * constexpr.c (cxx_eval_loop_expr): Count iterations.
532 * cp-gimplify.c (genericize_cp_loop): Use start_locus even for
536 * constexpr.c (cxx_eval_array_reference): Handle looking for the
537 value of an element we're currently modifying.
539 2016-07-24 Jason Merrill <jason@redhat.com>
542 * pt.c (resolve_typename_type): Try to avoid calling
543 currently_open_class.
545 2016-07-23 Jason Merrill <jason@redhat.com>
548 * call.c (add_list_candidates): Handle VTT parm.
549 (build_new_method_call_1): Likewise.
553 * init.c (expand_aggr_init_1): Handle list-initialization from {}.
556 * class.c (walk_subobject_offsets): Handle 0-length array.
559 * pt.c (tsubst): Also substitute into the template of a
560 BOUND_TEMPLATE_TEMPLATE_PARM.
563 * pt.c (lookup_template_class_1): Handle getting template from tsubst.
566 * decl.c (reshape_init_r): Check complain for missing braces warning.
568 2016-07-22 Jason Merrill <jason@redhat.com>
571 * call.c (convert_like_real): Use lvalue_kind.
575 * pt.c (tsubst_baselink): Call
576 adjust_result_of_qualified_name_lookup for unqualified
579 2016-07-21 Jason Merrill <jason@redhat.com>
582 * semantics.c (apply_deduced_return_type): Call
583 complete_type_or_else before building the new RESULT_DECL.
586 * decl2.c (maybe_instantiate_decl): Split out from mark_used.
587 (decl_constant_var_p): Use it instead.
590 * pt.c (instantiate_decl): Fix pattern_defined for namespace scope
594 * call.c (unsafe_copy_elision_p): It's OK to elide when
595 initializing an unknown object.
597 * call.c (build_over_call): Check unsafe_copy_elision_p even for
598 trivial constructors.
599 * method.c (do_build_copy_constructor): Don't copy tail padding
600 even in a trivial constructor.
602 2016-07-21 Jakub Jelinek <jakub@redhat.com>
605 * constexpr.c (potential_constant_expression_1) <case GOTO_EXPR>:
606 Replace assert with test, return false if the goto isn't break
607 or continue. Formatting fix.
609 2016-07-21 Richard Biener <rguenther@suse.de>
611 * vtable-class-hierarchy.c (vtv_generate_init_routine): Set
614 2016-07-21 Jakub Jelinek <jakub@redhat.com>
617 * cp-gimplify.c (cp_genericize): For nested cp_genericize calls
618 save/restore bc_label array.
620 2016-07-21 Jason Merrill <jason@redhat.com>
623 * parser.c (cp_parser_lambda_expression): Unset OK if there was an
624 error parsing the lambda-declarator.
627 * constexpr.c (cxx_eval_binary_expression): Handle comparison
628 between lowered and unlowered PTRMEM_CST.
631 * typeck.c (cp_truthvalue_conversion): Compare pointers to nullptr.
632 Don't set c_inhibit_evaluation_warnings.
635 * cp-gimplify.c (cp_fully_fold): First call maybe_constant_value.
637 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
638 Jason Merrill <jason@redhat.com>
640 Improving concepts performance and diagnostics.
644 * cp-tree.def (CHECK_CONSTR): New.
645 * cp-tree.h (CHECK_CONSTR_CONCEPT): New.
646 (CHECK_CONSTR_ARGS): New.
647 * constraint.cc (make_predicate_constraint): Remove in favor of
648 normalize_expression.
649 (resolve_constraint_check): Actually return error_mark_node when
651 (resolve_variable_concept_check): Perform coercion as if processing
652 a template. Also return errors on resolution failure.
653 (lift_*): Remove all of these functions. Don't unnecessarily inline
655 (learn_*): Add facilities to memoize implications for subsumption
656 during normalization.
657 (expanding_concept): New.
658 (expand_concept): New. Return the inlined and normalized definition
659 of a concept when needed.
660 (transform_*, xform_*): Rename to normalize_* to better reflect the
661 responsibility of those functions.
662 (normalize_template_id_expression): Check for non-boolean operands
663 when possible. Generate check constraints instead of normal variable
665 (normalize_call_expression): Report errors when resolution fails.
666 (check_for_logical_overloads): Rewrite this check to more accurately
668 (normalize_atom): Check for overloaded calls and invalid types before
669 determining if the expression refers to a concept.
670 (build_constraints): Don't cache normalized constraints or decomposed
672 (finish_shorthand_constraint): Return a normalized expression instead
673 of a predicate constraint.
674 (finish_template_introduction): Same.
675 (placeholder_extract_concept_and_args): Rewrite this since we only
676 ever get check constraints here.
677 (equivalent_placeholder_constraints): Rewrite in terms of check
678 constraints, and handle error_mark_nodes correctly.
679 (tsubst_check_constraint, tsubst_expr_constr, tsubst_type_constr)
680 (tsubst_implicit_conversion_constr)
681 (tsubst_argument_deduction_constr, tsubst_exception_constr)
682 (tsubst_parameterized_constraint, tsubst_constraint): New.
683 (tsbust_conjunection): Replace with tsubst_logical_operator and
684 actually generate the right kind of constraint.
685 (tsubst_requirement_body): Reverse the order of substituted arguments
686 so that they appear in the order written (helps diagnostics).
687 (satisfy_check_constraint): New.
688 (satisfy_conjunction): Simplify.
689 (satisfy_disjunction): Same.
690 (satisfy_constraint_1): Handle check constraints.
691 (eval_constr): New (private) global state.
692 (evaluating_constraints_sentinel): New. Manages eval_constr.
693 (satisfy_constraint): Add timing variables.
694 (satisfy_associated_constraints): Add hooks for memoization.
695 (evaluate_function_concept): Build a check constraint instead of
696 normalizing its definition.
697 (evaluate_variable_concept): Same.
698 (evaluate_constraint_expression): Normalize, but in the current
699 declaration processing context.
700 (evaluating_constraints_p): New.
701 (elide_constraint_failure_p): Actually emit constraint_thresh errors.
702 (diagnose_*): Remove artificial indentation. Add a new parameter to
703 each that tracks the current (complete) constraint prior to any
705 (diagnose_expression): Removed.
706 (diagnose_call_expression): Same.
707 (diagnose_template_id): Same.
708 (diagnose_template_id): New.
709 (diagnose_logical_constraint): New.
710 (diagnose_expression_constraint): Show the original expression.
711 (diagnose_type_constraint): Show the original type.
712 (diagnose_implicit_conversion_constraint): Be specific about
713 failures, don't re-diagnose a known-to-be-failed substitutions,
714 and manage elisions properly.
715 (diagnose_argument_deduction_constraint): Same.
716 (diagnose_exception_constraint): Same.
717 (diagnose_parameterized_constraint): Same.
718 (constraint_p): Allow EXPR_PACK_EXPANSION.
719 * logic.cc (next_by_distance): Removed. No longer used.
720 (any_p): Renamed from any_of.
721 (term_entry, term_hasher): New.
722 (term_list): Rewrite to include a hash table for quick lookup.
723 Also, make less stateful.
724 (proof_state): Extend to allow goals to be discharged once
726 (non_atomic_constraint_p): New.
727 (any_non_atomic_constraints_p): New.
728 (...rest...): Previous implementation completely replaced with an
729 iterative algorithm that opportunistically prunes the search space
730 before committing to using more memory.
731 * parser.c: (cp_parser_type_parameter): Normalize constraints.
732 (cp_parser_explicit_template_declaration): Same.
733 * pt.c: (finish_template_variable): Be less redundant with this error
735 (template_args_equal): No longer static.
736 (tsubst_decl): Don't try to find specializations of variables that
737 have already been instantiated.
738 (build_non_dependent_expr): Avoid infinite recursion during concept
740 (make_constrained_auto): Normalize constraints.
741 (do_auto_deduction): When doing auto deduction from a
742 partial-concept-id, be sure to include the explicit args checking
744 (constraint_sat_*): New. Memoize satisfied constraints.
745 (concept_spec_*): New. Memoize expressions associated with a concept
747 (constraint_memos, concept_memos): New.
748 (lookup_constraint_satisfaction, memoize_constraint_satisfaction): New.
749 (lookup_concept_satisfaction, memoize_concept_satisfaction): New.
750 (get_concept_expansion, save_concept_expansion): New.
751 (hash_subsumption_args): New.
752 (comp_subsumption_args): New.
753 (subsumption_*): New. Memoize parts of the subsumption relation.
754 (lookup_subsumption_result, save_subsumption_result): New.
755 (init_constraint_processing): Initialize memo tables.
756 (get_constraints): Shortcut if !flag_concepts.
757 * decl.c (grokfndecl): Normalize constraints.
758 * error.c (dump_simple_decl): Print "concept" when appropriate.
759 (dump_function_decl): Same.
760 (dump_template_decl): Don't write requirements when we're not
762 (dump_expr): Handle fold expressions.
763 * cxx-pretty-print.c (cxx_pretty_printer::expression): Handle
765 (get_fold_operator): New.
766 (pp_cxx_unary_left_fold_expression): New.
767 (pp_cxx_unary_right_fold_expression): New.
768 (pp_cxx_binary_fold_expression): New.
769 (pp_cxx_check_constraint): New.
770 (pp_cxx_*_constraint): Rewrite the grammar of internal constraints
771 to make them easier to read when debugging.
772 * search.c (accessible_p): Don't shortcut when evaluating constraints.
773 * tree.c (cp_tree_equal): Handle CHECK_CONSTR.
775 2016-07-20 David Malcolm <dmalcolm@redhat.com>
779 * name-lookup.c: Include gcc-rich-location.h, spellcheck-tree.h,
781 (suggest_alternatives_for): If no candidates are found, try
782 lookup_name_fuzzy and report if if finds a suggestion.
783 (consider_binding_level): New function.
784 (lookup_name_fuzzy) New function.
785 * parser.c: Include gcc-rich-location.h.
786 (cp_lexer_next_token_is_decl_specifier_keyword): Move most of
788 (cp_keyword_starts_decl_specifier_p): ...this new function.
789 (cp_parser_diagnose_invalid_type_name): When issuing
790 "does not name a type" errors, attempt to make a suggestion using
792 * parser.h (cp_keyword_starts_decl_specifier_p): New prototype.
793 * search.c (lookup_field_fuzzy_info::fuzzy_lookup_field): Reject
794 types that are not CLASS_TYPE_P, rather than rejecting individual
797 2016-07-20 Jakub Jelinek <jakub@redhat.com>
800 * parser.c (cp_parser_save_member_function_body): Consume
801 __transaction_relaxed or __transaction_atomic with optional
802 attribute. Only skip catch with block if try keyword is seen.
805 * constexpr.c (cxx_eval_builtin_function_call): Pass false as lval
806 when evaluating call arguments. Use fold_builtin_call_array instead
807 of fold_build_call_array_loc, return t if it returns NULL. Otherwise
808 check the result with potential_constant_expression and call
809 cxx_eval_constant_expression on it.
811 2016-07-19 Jason Merrill <jason@redhat.com>
814 * pt.c (iterative_hash_template_arg, template_args_equal): Don't
815 handle ARGUMENT_PACK_SELECT.
817 2016-07-18 Jakub Jelinek <jakub@redhat.com>
821 * cp-gimplify.c (cp_genericize_r): Revert the 2016-07-07 change.
822 * tree.c (cp_walk_subtrees): For DECL_EXPR on DECL_ARTIFICIAL
823 non-static VAR_DECL, walk the decl's DECL_INITIAL, DECL_SIZE and
827 * call.c (build_op_call_1): Use convert_like_with_context only
828 if cand->fn is a decl.
831 * constexpr.c (cxx_eval_constant_expression) <case REALPART_EXPR>:
832 For lval don't use cxx_eval_unary_expression and instead recurse
833 and if needed rebuild the reference.
836 * pt.c (tsubst_baselink): Only set BASELINK_OPTYPE for BASELINK_P.
839 * cp-gimplify.c (cp_gimplify_expr) <case VEC_INIT_EXPR>: Recursively
840 fold *expr_p before genericizing it.
843 * typeck.c (build_x_conditional_expr): Revert the 2012-10-25 change.
845 2016-07-15 Jason Merrill <jason@redhat.com>
848 * call.c (convert_like_real): Mask complain.
849 * semantics.c (perform_koenig_lookup): Likewise.
852 * constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
853 threw away DECL_SAVED_TREE.
857 * call.c (add_template_conv_candidate): Disable if there are
861 * typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.
864 * pt.c (tsubst_attributes): Fix loop logic.
868 * parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
869 (cp_parser_simple_declaration): Diagnose type definition in
870 for-range-declaration.
873 * operators.def: Add *_FOLD_EXPR.
874 * cp-tree.h (FOLD_EXPR_P): Parenthesize.
875 * mangle.c (write_expression): Handle fold-expressions.
876 * pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
877 (tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
878 partial instantiation.
881 * mangle.c (write_expression): Handle sizeof... an argument pack.
884 * pt.c (push_tinst_level_loc): Set at_eof before fatal_error.
887 * init.c (constant_value_1): Don't instantiated DECL_INITIAL of
888 artificial variables.
890 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
892 * parser.c (cp_parser_oacc_declare): Don't scan for
894 * semantics.c (handle_omp_array_sections): Mark data clauses with
895 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
896 zero-length subarrays.
898 2016-07-11 Jason Merrill <jason@redhat.com>
900 * decl.c (store_parm_decls): Remove check for void parm.
902 2016-07-08 Jason Merrill <jason@redhat.com>
904 * cp-tree.h: Unpoison lvalue_p.
905 * call.c, class.c, constexpr.c, cvt.c, init.c, lambda.c, pt.c,
906 tree.c, typeck.c, typeck2.c: Use lvalue_p instead of
909 * tree.c (obvalue_p): Rename from lvalue_p.
910 (lvalue_p): Define for c-common.
911 * call.c, cp-tree.h, cvt.c, init.c: Adjust.
913 (cp_build_addr_expr_1): Remove obsolete code.
915 * tree.c (glvalue_p): Rename from lvalue_or_rvalue_with_address_p.
916 * call.c, cp-tree.h, typeck.c: Adjust.
918 * lambda.c (maybe_add_lambda_conv_op): Fix null object argument.
920 P0145R2: Refining Expression Order for C++.
921 * cp-gimplify.c (lvalue_has_side_effects): New.
922 (cp_gimplify_expr): Implement assignment ordering.
923 * call.c (op_is_ordered, build_over_call): Adjust for
924 -fargs-in-order renaming to -fstrong-eval-order.
925 * cp-gimplify.c (cp_gimplify_expr): Likewise.
927 2016-07-07 Jakub Jelinek <jakub@redhat.com>
928 Kai Tietz <ktietz70@googlemail.com>
932 * cp-gimplify.c (cp_genericize_r): For DECL_EXPR for non-static
933 artificial vars, genericize their initializers.
935 2016-07-05 David Malcolm <dmalcolm@redhat.com>
938 * parser.c (cp_parser_class_specifier_1): When reporting
939 missing semicolons, use a fixit-hint to suggest insertion
940 of a semicolon immediately after the closing brace,
941 offsetting the reported column accordingly.
943 2016-07-04 Jan Beulich <jbeulich@suse.com>
945 * lang-specs.h ("@c++-header"): Conditionalize "-o".
947 2016-06-29 Thomas Schwinge <thomas@codesourcery.com>
949 * parser.c (cp_parser_pragma) <PRAGMA_OMP_CANCELLATION_POINT>:
950 Move pragma context checking into...
951 (cp_parser_omp_cancellation_point): ... here, and improve
953 * semantics.c (finish_omp_cancel, finish_omp_cancellation_point):
954 Improve diagnostic messages.
956 2016-06-28 Jakub Jelinek <jakub@redhat.com>
958 * Make-lang.in: Don't cat ../stage_current if it does not exist.
960 2016-06-24 Jason Merrill <jason@redhat.com>
962 P0145R2: Refining Expression Order for C++.
963 * typeck.c (cp_build_modify_expr): Leave COMPOUND_EXPR on LHS.
965 * tree.c (get_target_expr_sfinae): Handle bit-fields.
966 (build_target_expr): Call mark_rvalue_use.
968 2016-06-24 Jakub Jelinek <jakub@redhat.com>
970 * call.c (magic_varargs_p): Return 3 for __builtin_*_overflow_p.
971 (build_over_call): For magic == 3, do no conversion only on 3rd
974 2016-06-23 Andi Kleen <ak@linux.intel.com>
976 * Make-lang.in: Add support for autofdo.
978 2016-06-21 Jason Merrill <jason@redhat.com>
980 * constraint.cc (constraints_satisfied_p): Keep as many levels of
981 args as our template has levels of parms.
983 * pt.c (template_parm_outer_level, uses_outer_template_parms): New.
984 (type_dependent_expression_p): Use uses_outer_template_parms.
986 2016-06-20 David Malcolm <dmalcolm@redhat.com>
988 * parser.c (cp_parser_string_literal): Convert non-standard
989 concatenation error to directly use a rich_location, and
990 use that to add the location of the first literal to the
993 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
995 * decl.c (validate_constexpr_redeclaration): Change pair of errors
997 * error.c (dump_function_decl): Save the constexpr specifier too.
999 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1001 * tree.c (builtin_valid_in_constant_expr_p): Test for
1002 DECL_BUILT_IN_CLASS equal to BUILT_IN_NORMAL instead of just
1004 (bot_manip): Likewise.
1005 * call.c (magic_varargs_p): Likewise.
1007 2016-06-17 Paolo Carlini <paolo.carlini@oracle.com>
1009 * decl.c (grokfndecl): Change pair of errors to error + inform.
1011 2016-06-17 Jason Merrill <jason@redhat.com>
1014 * typeck.c (finish_class_member_access_expr): Avoid "not a base"
1015 warning when there are dependent bases.
1017 2016-06-17 Jakub Jelinek <jakub@redhat.com>
1019 * semantics.c (handle_omp_array_sections_1): Don't ICE when
1020 processing_template_decl when checking for bitfields and unions.
1021 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1022 (finish_omp_clauses): Look through REFERENCE_REF_P even for
1023 array sections with COMPONENT_REF bases.
1025 2016-06-16 Jakub Jelinek <jakub@redhat.com>
1027 * parser.c (cp_parser_omp_var_list_no_open): Call
1028 convert_from_reference before cp_parser_postfix_dot_deref_expression.
1029 * semantics.c (finish_omp_clauses): Don't ICE when
1030 processing_template_decl when checking for bitfields and unions.
1031 Look through REFERENCE_REF_P as base of COMPONENT_REF.
1033 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1035 * decl.c (wrapup_globals_for_namespace): Use DECL_SOURCE_LOCATION and
1036 "%qF" in warning_at instead of "%q+F" in warning.
1037 (check_redeclaration_exception_specification): Likewise in pedwarn
1038 (and error, inform, for consistency).
1039 * call.c (joust): Likewise.
1041 2016-06-15 Paolo Carlini <paolo.carlini@oracle.com>
1044 * decl.c (xref_basetypes): Revert r117839 changes; add fix-up
1045 code at the end of the for loop; also revert r159637 changes,
1046 add back the gcc_assert.
1047 * cp-tree.h (xref_basetypes): Adjust declaration.
1048 * parser.c (cp_parser_class_head): Adjust xref_basetypes call.
1050 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1052 * search.c: Include spellcheck-tree.h rather than spellcheck.h.
1054 2016-06-14 David Malcolm <dmalcolm@redhat.com>
1056 * typeck.c: Include "gcc-rich-location.h".
1057 (finish_class_member_access_expr): Simplify fixit code by
1058 using gcc_rich_location::add_fixit_misspelled_id.
1060 2016-06-14 Jason Merrill <jason@redhat.com>
1062 P0145R2: Refining Expression Order for C++.
1063 * cp-tree.h (CALL_EXPR_OPERATOR_SYNTAX, CALL_EXPR_ORDERED_ARGS)
1064 (CALL_EXPR_REVERSE_ARGS): New.
1065 * call.c (build_new_op_1): Set them.
1066 (extract_call_expr, op_is_ordered): New.
1067 (build_over_call): Set CALL_EXPR_ORDERED_ARGS.
1068 * cp-gimplify.c (cp_gimplify_expr) [CALL_EXPR]: Handle new flags.
1069 * pt.c (tsubst_copy_and_build): Copy new flags.
1070 * semantics.c (simplify_aggr_init_expr): Likewise.
1071 * tree.c (build_aggr_init_expr): Likewise.
1072 (build_min_non_dep_op_overload): Likewise.
1074 2016-06-14 Jakub Jelinek <jakub@redhat.com>
1077 * decl.c (duplicate_decls): For DECL_INITIALIZED_P non-external
1078 olddecl vars, preserve their TREE_READONLY bit.
1081 * decl.c (complete_vars): Handle gracefully type == error_mark_node.
1083 2016-06-14 Paolo Carlini <paolo.carlini@oracle.com>
1085 * typeck2.c (digest_init_r): Use EXPR_LOC_OR_LOC on init.
1087 2016-06-13 Paolo Carlini <paolo.carlini@oracle.com>
1089 * decl.c (grokdeclarator): Fix typo in pedwarn text.
1091 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
1094 * parser.c (cp_parser_omp_var_list_no_open) <OMP_CLAUSE__CACHE_>:
1097 2016-06-09 Paolo Carlini <paolo.carlini@oracle.com>
1101 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1104 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1105 emits an error do not zero the type.
1107 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1109 * decl.c (maybe_deduce_size_from_array_init): Use
1110 DECL_SOURCE_LOCATION in error_at.
1111 (layout_var_decl): Likewise.
1112 (check_array_initializer): Likewise.
1113 (check_initializer): Likewise.
1114 (duplicate_decls, check_elaborated_type_specifier): Tidy.
1116 2016-06-08 Martin Sebor <msebor@redhat.com>
1117 Jakub Jelinek <jakub@redhat.com>
1121 * constexpr.c: Include gimple-fold.h.
1122 (cxx_eval_internal_function): New function.
1123 (cxx_eval_call_expression): Call it.
1124 (potential_constant_expression_1): Handle integer arithmetic
1126 * tree.c (builtin_valid_in_constant_expr_p): Handle
1127 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
1129 2016-06-08 Paolo Carlini <paolo.carlini@oracle.com>
1131 * pt.c (tsubst, case TYPENAME_TYPE): Don't delay checking the
1132 return value of tsubst_aggr_type for error_mark_node.
1134 2016-06-08 Jakub Jelinek <jakub@redhat.com>
1137 * pt.c (tsubst_copy): Only set TREE_USED on DECLs.
1139 2016-06-06 Jakub Jelinek <jakub@redhat.com>
1140 Patrick Palka <ppalka@gcc.gnu.org>
1145 * cp-gimplify.c (cp_fold_r): Set *walk_subtrees = 0 and return NULL
1146 right after cp_fold call if cp_fold has returned the same stmt
1147 already in some earlier cp_fold_r call.
1148 (cp_fold_function): Add pset automatic variable, pass its address
1151 2016-06-04 Paolo Carlini <paolo.carlini@oracle.com>
1154 * parser.c (cp_parser_class_head): When xref_basetypes fails and
1155 emits an error do not zero the type.
1157 2016-06-03 Patrick Palka <ppalka@gcc.gnu.org>
1160 * decl.c (duplicate_decls): Properly copy the
1161 DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
1162 DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.
1164 2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
1166 * semantics.c (finish_omp_clauses): Mark OpenACC reduction
1167 arguments as addressable when async clause exists.
1169 2016-06-02 Jan Hubicka <jh@suse.cz>
1171 * cp-gimplify.c (genericize_continue_stmt): Force addition of
1174 2016-06-02 Paolo Carlini <paolo.carlini@oracle.com>
1176 * decl.c (xref_tag_1): Change pairs of errors to error + inform.
1177 (start_enum): Likewise.
1178 * parser.c (cp_parser_class_head): Likewise.
1180 2016-06-02 Jakub Jelinek <jakub@redhat.com>
1183 * cp-gimplify.c (cp_fold): For INDIRECT_REF, if the folded expression
1184 is INDIRECT_REF or MEM_REF, copy over TREE_READONLY, TREE_SIDE_EFFECTS
1185 and TREE_THIS_VOLATILE flags. For ARRAY_REF and ARRAY_RANGE_REF, copy
1186 over TREE_READONLY, TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE flags
1187 to the newly built tree.
1189 2016-05-31 Jason Merrill <jason@redhat.com>
1191 * pt.c (instantiate_decl): Avoid recalculation.
1196 * pt.c (instantiate_template_1): Don't put the partial
1197 specialization in DECL_TI_TEMPLATE.
1198 (partial_specialization_p, impartial_args): Remove.
1199 (regenerate_decl_from_template): Add args parm.
1200 (instantiate_decl): Look up the partial specialization again.
1203 * pt.c (check_explicit_specialization): Give better diagnostic about
1204 specializing a hidden friend.
1206 2016-05-31 Paolo Carlini <paolo.carlini@oracle.com>
1209 * decl.c (check_static_variable_definition): Use DECL_SOURCE_LOCATION
1210 to obtain correct locations; avoid redundant diagnostics on
1211 out-of-class definitions.
1213 2016-05-30 Martin Sebor <msebor@redhat.com>
1216 * init.c (warn_placement_new_too_small): Handle placement new arguments
1217 that are elements of arrays more carefully. Remove a pointless loop.
1219 2016-05-30 Jakub Jelinek <jakub@redhat.com>
1222 * parser.c (cp_parser_omp_for): Don't disallow nowait clause
1223 when combined with target construct.
1224 (cp_parser_omp_parallel): Pass cclauses == NULL as last argument
1225 to cp_parser_omp_all_clauses.
1227 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1230 * lex.c (unqualified_name_lookup_error): Take a location too.
1231 (unqualified_fn_lookup_error): Take a cp_expr.
1232 * cp-tree.h (unqualified_name_lookup_error,
1233 unqualified_fn_lookup_error): Adjust declarations.
1234 * semantics.c (perform_koenig_lookup): Adjust
1235 unqualified_fn_lookup_error call, pass the location of
1236 the identifier too as part of a cp_expr.
1238 2016-05-30 Paolo Carlini <paolo.carlini@oracle.com>
1241 * parser.c (cp_parser_function_specifier_opt): Use current_class_type
1242 to improve the diagnostic about wrong uses of 'virtual'.
1244 2016-05-29 Paolo Carlini <paolo.carlini@oracle.com>
1247 * lambda.c (maybe_add_lambda_conv_op): Early return also when
1248 LAMBDA_EXPR_DEFAULT_CAPTURE_MODE != CPLD_NONE.
1250 2016-05-28 Ville Voutilainen <ville.voutilainen@gmail.com>
1254 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1255 decls into the global scope after stripping template bits
1256 and setting DECL_ANTICIPATED.
1258 2016-05-27 Paolo Carlini <paolo.carlini@oracle.com>
1261 * name-lookup.c (push_namespace): Return bool, false when pushdecl
1263 * name-lookup.h (push_namespace): Adjust declaration.
1264 * parser.c (cp_parser_namespace_definition): Check push_namespace
1267 2016-05-27 Ville Voutilainen <ville.voutilainen@gmail.com>
1270 * name-lookup.c (pushdecl_maybe_friend_1): Push local function
1271 decls into the global scope after stripping template bits
1272 and setting DECL_ANTICIPATED.
1274 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1276 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_SCHEDULE>: Warn
1277 if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive.
1279 2016-05-26 Patrick Palka <ppalka@gcc.gnu.org>
1283 * cp-tree.h (REF_PARENTHESIZED_P): Make this flag apply to
1285 * pt.c (tsubst_qualified_id): If REF_PARENTHESIZED_P is set
1286 on the qualified_id then propagate it to the resulting
1288 (do_auto_deduction): Check REF_PARENTHESIZED_P on SCOPE_REFs
1290 * semantics.c (force_paren_expr): If given a SCOPE_REF, just set
1291 its REF_PARENTHESIZED_P flag.
1293 2016-05-25 Jason Merrill <jason@redhat.com>
1297 * cp-tree.h (enum tag_types): Add scope_type.
1298 * parser.c (cp_parser_class_name): Use scope_type.
1299 (prefer_type_arg): Handle scope_type.
1300 (cp_parser_lookup_name): Use prefer_type_arg.
1301 * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
1302 int prefer_type, use lookup_flags.
1303 * name-lookup.h: Adjust.
1305 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1307 * parser.c (cp_parser_oacc_declare): Add support for
1308 GOMP_MAP_FIRSTPRIVATE_POINTER.
1309 * semantics.c (handle_omp_array_sections_1): Replace bool is_omp
1310 argument with enum c_omp_region_type ort. Don't privatize OpenACC
1312 (handle_omp_array_sections): Replace bool is_omp argument with enum
1313 c_omp_region_type ort. Update call to handle_omp_array_sections_1.
1314 (finish_omp_clauses): Add specific errors and warning messages for
1315 OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update
1316 call to handle_omp_array_sections.
1318 2016-05-24 Jason Merrill <jason@redhat.com>
1321 * cp-gimplify.c (cp_fold_maybe_rvalue): Loop in case cp_fold
1323 (cp_fold) [INDIRECT_REF]: Don't fold to an rvalue.
1325 2016-05-24 Martin Sebor <msebor@redhat.com>
1328 * decl.c (layout_var_decl, grokdeclarator): Use complete_or_array_type_p.
1329 * pt.c (instantiate_class_template_1): Try to complete the element
1330 type of a flexible array member.
1331 (can_complete_type_without_circularity): Handle arrays of unknown bound.
1332 * typeck.c (complete_type): Also complete the type of the elements of
1333 arrays with an unspecified bound.
1335 2016-05-24 Paolo Carlini <paolo.carlini@oracle.com>
1338 * typeck2.c (check_narrowing): Check pedwarn return value.
1340 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1343 * semantics.c (finish_omp_clauses) <case OMP_CLAUSE_LINEAR>:
1344 For OMP_CLAUSE_LINEAR_REF don't require type to be
1345 integral or pointer.
1347 2016-05-24 Richard Biener <rguenther@suse.de>
1351 * expr.c (mark_exp_read): Handle VIEW_CONVERT_EXPR.
1352 * constexpr.c (cxx_eval_array_reference): Handle indexed
1354 * typeck.c (cp_build_array_ref): Adjust.
1356 2016-05-23 Jason Merrill <jason@redhat.com>
1359 * constexpr.c (cxx_eval_call_expression): Check for
1360 fun == current_function_decl again.
1363 * cp-gimplify.c (cp_fold) [INDIRECT_REF]: Call
1364 maybe_undo_parenthesized_ref.
1367 * pt.c (tsubst_copy): Just return a local variable from
1368 non-template context. Don't call rest_of_decl_compilation for
1369 duplicated static locals.
1370 (tsubst_decl): Set DECL_CONTEXT of local static from another
1373 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1376 * method.c (forward_parm): Use cp_build_reference_type.
1378 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1381 * parser.c (cp_parser_initializer): Use check_for_bare_parameter_packs.
1383 2016-05-23 Paolo Carlini <paolo.carlini@oracle.com>
1385 * pt.c (check_for_bare_parameter_packs): Improve error message
1386 location for expressions.
1388 2016-05-20 Nathan Sidwell <nathan@acm.org>
1390 * constexpr.c (cxx_bind_parameters_in_call): Avoid gratuitous if
1392 (cxx_eval_call_expression): Fix comment grammar.
1394 2016-05-20 Paolo Carlini <paolo.carlini@oracle.com>
1397 * decl.c (cp_finish_decl): Check do_auto_deduction return value
1398 and return immediately in case of erroneous code.
1400 2016-05-19 Marek Polacek <polacek@redhat.com>
1403 * pt.c (unify_template_argument_mismatch): Use %qE instead of %qD.
1405 2016-05-19 Jason Merrill <jason@redhat.com>
1408 * pt.c (fn_type_unification): Add outer template args if needed.
1409 (type_unification_real): Handle getting full args.
1411 2016-05-19 David Malcolm <dmalcolm@redhat.com>
1414 * parser.c (cp_parser_operator): For array new/delete, check that
1415 cp_parser_require returned a non-NULL token before dereferencing
1418 2016-05-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1420 * decl.c (finish_enum_value_list): Use the specified mode.
1422 2016-05-18 Jason Merrill <jason@redhat.com>
1424 * pt.c (value_dependent_expression_p): Tweak new cases to better
1425 match the wording in the standard.
1427 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1430 * parser.c (cp_parser_template_id): Don't call cp_lexer_peek_nth_token
1431 when the previous cp_lexer_peek_token returns CPP_EOF.
1433 2016-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1436 * call.c (convert_like_real): Check that we are actually converting
1439 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
1441 * decl.c (grokdeclarator): Remove errmsg and use of
1442 targetm.invalid_return_type.
1443 (grokparms): Remove errmsg and use of
1444 targetm.invalid_parameter_type.
1446 2016-05-13 Jason Merrill <jason@redhat.com>
1450 * pt.c (tsubst_decl): Use uses_template_parms.
1451 (instantiate_template_1): Handle non-dependent calls in templates.
1452 (value_dependent_expression_p): Handle BASELINK, FUNCTION_DECL.
1453 (type_dependent_expression_p): Only consider innermost template args.
1454 (dependent_template_arg_p): Check enclosing class of a template here.
1455 (dependent_template_p): Not here.
1456 (type_dependent_object_expression_p): New.
1457 * typeck.c (finish_class_member_access_expr): Use it.
1458 * parser.c (cp_parser_postfix_expression): Use it.
1459 (cp_parser_postfix_dot_deref_expression): Use it. Use comptypes
1460 to detect the current instantiation.
1461 (cp_parser_lookup_name): Really implement DR 141.
1462 * search.c (lookup_field_r): Prefer a dependent using-declaration.
1463 (any_dependent_bases_p): Split out from...
1464 * name-lookup.c (do_class_using_decl): ...here.
1465 * call.c (build_new_method_call_1): Use it.
1466 * semantics.c (finish_call_expr): 'this' doesn't make a call dependent.
1467 * tree.c (non_static_member_function_p): Remove.
1468 * typeck2.c (build_x_arrow): Use dependent_scope_p.
1470 * parser.c (cp_parser_postfix_dot_deref_expression): Use
1471 complete_type_or_else for unknown_type_node, too.
1473 2016-05-12 Marek Polacek <polacek@redhat.com>
1476 * call.c (build_new_op_1): Pass LOC to cp_build_modify_expr.
1477 * cp-tree.h (cp_build_modify_expr): Update declaration.
1478 (cxx_incomplete_type_error, cxx_incomplete_type_diagnostic): New inline
1480 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Pass INPUT_LOCATION to
1481 cp_build_modify_expr.
1482 * decl2.c (set_guard): Likewise.
1483 (handle_tls_init): Likewise.
1484 * init.c (perform_member_init): Likewise.
1485 (expand_virtual_init): Likewise.
1486 (build_new_1): Likewise.
1487 (build_vec_delete_1): Likewise.
1488 (get_temp_regvar): Likewise.
1489 (build_vec_init): Likewise.
1490 * method.c (do_build_copy_assign): Likewise.
1491 (assignable_expr): Likewise.
1492 * semantics.c (finish_omp_for): Likewise.
1493 * typeck.c (cp_build_binary_op): Pass LOCATION to pointer_diff and
1495 (cp_pointer_int_sum): Add location parameter. Pass it down to
1497 (pointer_diff): Add location parameter. Use it.
1498 (build_modify_expr): Pass location down to cp_build_modify_expr.
1499 (cp_build_modify_expr): Add location parameter. Use it.
1500 (build_x_modify_expr): Pass location down to cp_build_modify_expr.
1501 * typeck2.c (cxx_incomplete_type_diagnostic,
1502 cxx_incomplete_type_error): Add location parameter.
1504 2016-05-11 Marek Polacek <polacek@redhat.com>
1507 * decl.c (duplicate_decls): Call diagnose_mismatched_decls.
1509 2016-05-05 Jakub Jelinek <jakub@redhat.com>
1511 * parser.c (cp_parser_selection_statement): For RID_SWITCH,
1512 pass if_p instead of NULL to cp_parser_implicitly_scoped_statement.
1514 2016-05-04 Marek Polacek <polacek@redhat.com>
1516 * parser.c (cp_parser_selection_statement): Replace OPT_Wparentheses
1517 with OPT_Wdangling_else.
1519 2016-05-03 Martin Sebor <msebor@redhat.com>
1522 * tree.c (builtin_valid_in_constant_expr_p): Treat BUILT_IN_FILE,
1523 BUILT_IN_FUNCTION, and BUILT_IN_LINE as constant expressions.
1525 2016-05-03 Marek Polacek <polacek@redhat.com>
1528 * call.c (build_cxx_call): Pass location and vNULL down to
1529 check_builtin_function_arguments.
1531 2016-05-03 Richard Biener <rguenther@suse.de>
1533 * Make-lang.in (cc1plus-checksum.c): For stage-final re-use
1534 the checksum from the previous stage.
1536 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1539 * typeck.c (finish_class_member_access_expr): When
1540 giving a hint about a possibly-misspelled member name,
1541 add a fix-it replacement hint.
1543 2016-05-02 Cesar Philippidis <cesar@codesourcery.com>
1545 * cp-tree.h (finish_omp_clauses): Update prototype.
1546 * parser.c (cp_parser_oacc_all_clauses): Update call to
1548 (cp_parser_omp_all_clauses): Likewise.
1549 (cp_parser_omp_for_loop): Likewise.
1550 (cp_omp_split_clauses): Likewise.
1551 (cp_parser_oacc_cache): Likewise.
1552 (cp_parser_oacc_loop): Likewise.
1553 (cp_parser_omp_declare_target):
1554 (cp_parser_cilk_simd_all_clauses): Likewise.
1555 (cp_parser_cilk_for): Likewise.
1556 * pt.c (tsubst_omp_clauses): Replace allow_fields and declare_simd
1557 arguments with enum c_omp_region_type ort.
1558 (tsubst_omp_clauses): Update calls to finish_omp_clauses.
1559 (tsubst_omp_attribute): Update calls to tsubst_omp_clauses.
1560 (tsubst_omp_for_iterator): Update calls to finish_omp_clauses.
1561 (tsubst_expr): Update calls to tsubst_omp_clauses.
1562 * semantics.c (finish_omp_clauses): Replace bool arguments
1563 allow_fields, declare_simd, and is_cilk with bitmask ort.
1564 (finish_omp_for): Update call to finish_omp_clauses.
1566 2016-05-02 David Malcolm <dmalcolm@redhat.com>
1569 * parser.c (cp_parser_class_head): Capture the start location;
1570 use it to emit a fix-it insertion hint when complaining
1571 about missing "template <> " in explicit specializations.
1573 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
1575 * init.c (build_new_1): Use shift operators instead of wi:: shifts.
1577 2016-05-02 Richard Biener <rguenther@suse.de>
1579 * decl.c (grokdeclarator): Properly insert a DECL_EXPR for
1582 2016-04-29 Paolo Carlini <paolo.carlini@oracle.com>
1585 * class.c (check_field_decl): Remove final int* parameter, change
1586 the return type to bool; fix logic in order not to reject multiple
1587 initialized fields in anonymous struct.
1588 (check_field_decls): Adjust call.
1590 2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
1593 * parser.c (cp_parser_oacc_loop): Don't augment mask with
1594 OACC_LOOP_CLAUSE_MASK.
1595 (cp_parser_oacc_kernels_parallel): Update call to
1596 c_oacc_split_loop_clauses.
1598 2016-04-28 Jason Merrill <jason@redhat.com>
1600 Implement C++17 [[nodiscard]] attribute.
1603 * parser.c (cp_parser_std_attribute): Handle [[nodiscard]].
1604 * tree.c (handle_nodiscard_attribute): New.
1605 (cxx_attribute_table): Add [[nodiscard]].
1606 * cvt.c (cp_get_fndecl_from_callee, cp_get_callee_fndecl): New.
1607 (maybe_warn_nodiscard): New.
1608 (convert_to_void): Call it.
1610 * cvt.c (cp_get_callee): New.
1611 * constexpr.c (get_function_named_in_call): Use it.
1612 * cxx-pretty-print.c (postfix_expression): Use it.
1613 * except.c (check_noexcept_r): Use it.
1614 * method.c (check_nontriv): Use it.
1615 * tree.c (build_aggr_init_expr): Use it.
1616 * cp-tree.h: Declare it.
1618 2015-04-27 Ryan Burn <contact@rnburn.com>
1619 Jeff Law <law@redhat.com>
1623 * cp-gimplify.c (cp_gimplify_expr): Call cilk_cp_detect_spawn_and_unwrap
1624 instead of cilk_detect_spawn_and_unwrap.
1625 * cp-cilkplus.c (is_conversion_operator_function_decl_p): New.
1627 (cilk_cp_detect_spawn_and_unwrap): New.
1628 * lambda.c: Include cp-cilkplus.h.
1629 * parser.c: Include cp-cilkplus.h.
1630 * cp-tree.h (cpp_validate_cilk_plus_loop): Move prototype into...
1631 * cp-cilkpus.h: New file.
1633 2016-04-27 Nathan Sidwell <nathan@acm.org>
1635 * constexpr.c (get_fundef_copy): Use the original function for
1636 non-recursive evaluations.
1637 (save_fundef_copy): Always expect a slot to be available.
1639 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
1641 * parser.c (cp_parser_postfix_expression): Call
1642 warn_for_memset instead of warning directly here.
1644 2016-04-26 Patrick Palka <ppalka@gcc.gnu.org>
1647 * decl.c (build_enumerator): Set current_access_specifier when
1648 declaring an enumerator belonging to an in-class enumeration.
1649 * parser.c (cp_parser_check_access_in_redecleration): Also
1650 consider in-class enumerations.
1652 2016-04-26 Marek Polacek <polacek@redhat.com>
1655 * call.c (build_conditional_expr_1): Call cp_stabilize_reference
1656 instead of stabilize_reference.
1657 (build_over_call): Likewise.
1658 * cp-tree.h (cp_stabilize_reference): Declare.
1659 * tree.c (cp_stabilize_reference): New function.
1660 * typeck.c (cp_build_unary_op): Call cp_stabilize_reference instead of
1661 stabilize_reference.
1662 (unary_complex_lvalue): Likewise.
1663 (cp_build_modify_expr): Likewise.
1665 2016-04-26 Jakub Jelinek <jakub@redhat.com>
1668 * pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
1671 2016-04-25 Jason Merrill <jason@redhat.com>
1673 * tree.c (std_attribute_table): New.
1674 (init_tree): Register it.
1676 2016-04-22 Jason Merrill <jason@redhat.com>
1678 * parser.c (cp_parser_perform_range_for_lookup): Decay the array.
1680 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
1682 * name-lookup.c (free_saved_scope): New free list of saved_scope
1684 (push_to_top_level): Attempt to reuse a saved_scope struct
1685 from free_saved_scope instead of allocating a new one each time.
1686 (pop_from_top_level_1): Chain the now-unused saved_scope structure
1687 onto free_saved_scope.
1689 2016-04-21 Paolo Carlini <paolo.carlini@oracle.com>
1692 * semantics.c (process_outer_var_ref): Unconditionally return
1693 error_mark_node when mark_used returns false.
1695 2016-04-21 Marek Polacek <polacek@redhat.com>
1698 * parser.c (cp_parser_enum_specifier): Check and possibly error for
1699 extra qualification.
1701 2016-04-20 Nathan Sidwell <nathan@acm.org>
1704 * init.c (build_vec_delete_1): Protect operator delete call in try
1706 (build_delete): Likewise.
1707 * optimize.c (build_delete_destructor_body): Likewise.
1709 2016-04-20 Ilya Verbin <ilya.verbin@intel.com>
1712 * cp-tree.h (finish_omp_clauses): Add new default argument.
1713 * parser.c (cp_parser_cilk_simd_all_clauses): Use finish_omp_clauses
1714 instead of c_finish_cilk_clauses.
1715 * semantics.c (finish_omp_clauses): Add new argument. Allow
1716 floating-point variables in the linear clause for Cilk Plus.
1718 2016-04-20 Nathan Sidwell <nathan@acm.org>
1720 * semantics.c (finish_compound_lteral): Don't wrap VECTOR_TYPEs in a
1723 2016-04-19 Jason Merrill <jason@redhat.com>
1726 * expr.c (mark_exp_read): Handle NON_DEPENDENT_EXPR.
1727 * pt.c (make_pack_expansion): Call mark_exp_read.
1728 * semantics.c (finish_id_expression): Call mark_type_use in
1729 unevaluated context.
1732 * call.c (implicit_conversion): If we choose a copy constructor
1733 for list-initialization from the same type, the conversion is an
1736 * constexpr.c (breaks): Handle EXIT_EXPR.
1737 (cxx_eval_loop_expr): Handle COMPOUND_EXPR body.
1738 (cxx_eval_constant_expression): Handle EXIT_EXPR, improve handling
1743 * constexpr.c (potential_constant_expression_1): Handle LOOP_EXPR
1746 * pt.c (tsubst_expr): Remove shadowing declaration.
1747 (tsubst_pack_expansion): Add assert.
1749 * semantics.c (add_decl_expr): Use DECL_SOURCE_LOCATION.
1752 * name-lookup.c (qualified_lookup_using_namespace): Look through
1755 2016-04-18 Michael Matz <matz@suse.de>
1757 * class.c (build_vtable): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
1758 (layout_class_type): Ditto.
1759 (build_base_field): Use SET_DECL_ALIGN.
1760 (fixup_attribute_variants): Use SET_TYPE_ALIGN.
1761 * decl.c (duplicate_decls): Use SET_DECL_ALIGN.
1762 (record_unknown_type): Use SET_TYPE_ALIGN.
1763 (cxx_init_decl_processing): Ditto.
1764 (copy_type_enum): Ditto.
1765 (grokfndecl): Use SET_DECL_ALIGN.
1766 (copy_type_enum): Use SET_TYPE_ALIGN.
1767 * pt.c (instantiate_class_template_1): Use SET_TYPE_ALIGN.
1769 * tree.c (cp_build_qualified_type_real): Use SET_TYPE_ALIGN.
1770 * lambda.c (maybe_add_lambda_conv_op): Use SET_DECL_ALIGN.
1771 * method.c (implicitly_declare_fn): Use SET_DECL_ALIGN.
1772 * rtti.c (emit_tinfo_decl): Ditto.
1774 2016-04-18 Jason Merrill <jason@redhat.com>
1778 * class.c (type_maybe_constexpr_default_constructor): New.
1779 (type_has_constexpr_default_constructor): Revert.
1781 2016-04-16 Sandra Loosemore <sandra@codesourcery.com>
1785 * tree.c (cxx_attribute_table): Remove "com_interface" entry.
1786 (handle_com_interface_attribute): Delete.
1788 2016-04-15 Jason Merrill <jason@redhat.com>
1791 * constexpr.c (get_fundef_copy): Handle null *slot.
1794 * pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
1795 unknown_type_node, too.
1797 2016-04-15 Jason Merrill <jason@redhat.com>
1798 Nathan Sidwell <nathan@acm.org>
1801 * constexpr.c (constexpr_call_table): Preserve in GC.
1802 (struct fundef_copy, struct fundef_copies_table_t): Delete.
1803 (fundef_copies_table): Preserve in GC. Change to pointer to
1805 (maybe_initialize_fundef_copies_table): Adjust.
1806 (get_fundef_copy): Return a TREE_LIST. Use non-inserting search.
1807 (save_fundef_copy): Adjust for a TREE_LIST.
1808 (cxx_eval_call_expression): Adjust for a fundef_copy TREE_LIST.
1809 (fini_constexpr): New.
1810 * cp-tree.h (fini_constexpr): Declare.
1811 * decl2.c (c_parse_final_cleanups): Call fini_constexpr.
1813 2016-04-15 Jakub Jelinek <jakub@redhat.com>
1816 * parser.c (cp_parser_pragma): Add IF_P argument, pass it down
1818 (cp_parser_declaration_seq_opt, cp_parser_member_specification_opt,
1819 cp_parser_objc_interstitial_code, cp_parser_omp_declare_simd,
1820 cp_parser_oacc_routine): Adjust cp_parser_pragma callers.
1821 (cp_parser_statement): Likewise. Adjust cp_parser_cilk_for caller.
1822 (cp_parser_omp_structured_block): Add IF_P argument, pass it down to
1823 cp_parser_statement.
1824 (cp_parser_oacc_data, cp_parser_oacc_host_data, cp_parser_oacc_loop,
1825 cp_parser_oacc_kernels_parallel, cp_parser_omp_critical,
1826 cp_parser_omp_simd, cp_parser_omp_for, cp_parser_omp_master,
1827 cp_parser_omp_ordered, cp_parser_omp_parallel, cp_parser_omp_single,
1828 cp_parser_omp_task, cp_parser_omp_taskgroup, cp_parser_omp_distribute,
1829 cp_parser_omp_teams, cp_parser_omp_target_data, cp_parser_omp_target,
1830 cp_parser_omp_taskloop, cp_parser_omp_construct,
1831 cp_parser_cilk_grainsize, cp_parser_cilk_simd, cp_parser_cilk_for):
1832 Add IF_P argument, pass it down where needed.
1833 (cp_parser_omp_for_loop): Likewise. Clear IF_P if nbraces.
1834 (cp_parser_omp_sections_scope): Adjust cp_parser_omp_structured_block
1837 2016-04-14 Jason Merrill <jason@redhat.com>
1840 * decl.c (cxx_maybe_build_cleanup): Handle non-decls.
1841 * typeck2.c (split_nonconstant_init_1): Use it.
1844 * class.c (type_has_constexpr_default_constructor): Return true
1845 for an implicitly declared constructor.
1848 * parser.c (cp_parser_init_declarator): Add auto_result parm.
1849 (cp_parser_simple_declaration): Pass it.
1850 (strip_declarator_types): New.
1853 * pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
1854 initializer also makes the variable value-dependent.
1857 * constexpr.c (cxx_eval_store_expression): Also copy
1858 CONSTRUCTOR_NO_IMPLICIT_ZERO.
1860 2016-04-14 Martin Sebor <msebor@redhat.com>
1865 * cp-tree.h, decl.c, init.c, typeck2.c: Revert.
1867 2016-04-14 Jason Merrill <jason@redhat.com>
1869 * call.c, decl.c, error.c, cp-tree.h, decl.c: Revert empty
1870 parameter ABI change.
1872 2016-04-13 Martin Sebor <msebor@redhat.com>
1877 * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
1879 * decl.c (check_initializer, cp_finish_decl): Call them.
1880 (reshape_init_r): Reject incompletely braced intializer-lists
1882 * init.c (throw_bad_array_length, build_vla_check)
1883 (build_vla_size_check, build_vla_init_check): Define new functions.
1884 * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
1886 (store_init_value): Same.
1888 2016-04-13 Jason Merrill <jason@redhat.com>
1890 Warn about empty parameter ABI with -Wabi=9.
1891 * call.c (empty_class_msg, mark_for_abi_warning)
1892 (warn_empty_class_abi): New.
1893 (build_call_a): Use them.
1894 * decl.c (store_parm_decls): Use mark_for_abi_warning.
1895 * error.c (pp_format_to_string): New.
1897 Pass empty class parameters like C.
1898 * call.c (pass_as_empty_struct, empty_class_arg): New.
1899 (type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
1900 (build_call_a): Use empty_class_arg.
1901 * cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
1902 * decl.c (cxx_init_decl_processing): Create empty_struct_type.
1904 2016-04-13 Jason Merrill <jason@redhat.com>
1907 * decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.
1909 2016-04-13 Paolo Carlini <paolo.carlini@oracle.com>
1912 * pt.c (resolve_typename_type): Fix typos in infinite recursion
1913 avoidance mechanism.
1915 2016-04-13 Jason Merrill <jason@redhat.com>
1918 * pt.c (instantiation_dependent_uneval_expression_p): Split out
1919 from instantiation_dependent_expression_p.
1920 (value_dependent_expression_p): Use it for unevaluated operands.
1921 (instantiation_dependent_r): Don't check value-dependence.
1922 (instantiation_dependent_expression_p): Check
1923 value-dependence of the expression as a whole.
1924 * cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
1925 * semantics.c (finish_decltype_type): Use it.
1927 * constexpr.c (potential_nondependent_constant_expression): New.
1928 (potential_nondependent_static_init_expression): New.
1929 (maybe_constant_value_1, fold_non_dependent_expr)
1930 (maybe_constant_init): Use them.
1931 * pt.c (instantiate_non_dependent_expr_sfinae)
1932 (instantiate_non_dependent_or_null, convert_nontype_argument): Use
1934 * cp-tree.h: Declare them.
1936 2016-04-13 Jakub Jelinek <jakub@redhat.com>
1939 * decl.c (pop_labels_1): Removed.
1940 (note_label, sort_labels): New functions.
1941 (pop_labels): During named_labels traversal, just push the slot
1942 pointers into a vector, then qsort it by DECL_UID and only then
1943 call pop_label and chain it into BLOCK_VARS.
1945 2016-04-13 Jason Merrill <jason@redhat.com>
1948 * cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
1949 (cp_gimplify_expr): Not here.
1951 2016-04-12 Patrick Palka <ppalka@gcc.gnu.org>
1954 * tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
1956 * typeck.c (build_x_conditional_expr): Unconditionally remember
1957 that the result is an lvalue or xvalue.
1959 2016-04-12 Jason Merrill <jason@redhat.com>
1961 * class.c (is_really_empty_class): A zero-length array is empty.
1962 An unnamed bit-field doesn't make a class non-empty.
1964 2016-04-12 Paolo Carlini <paolo.carlini@oracle.com>
1967 * parser.c (cp_parser_cache_defarg): When file ends in default
1968 argument simply return error_mark_node.
1970 2016-04-12 Nathan Sidwell <nathan@acm.org>
1973 * constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
1976 2016-04-11 Jason Merrill <jason@redhat.com>
1978 * mangle.c (decl_is_template_id): The template itself counts as a
1981 2016-04-08 Patrick Palka <ppalka@gcc.gnu.org>
1985 * constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
1986 on the result if it's not a CONSTRUCTOR.
1988 2016-04-07 Patrick Palka <ppalka@gcc.gnu.org>
1991 * constexpr.c (find_constructor): New function.
1992 (unshare_constructor): New function.
1993 (cxx_eval_call_expression): Use unshare_constructor instead of
1995 (find_array_ctor_elt): Likewise.
1996 (cxx_eval_vec_init_1): Likewise.
1997 (cxx_eval_store_expression): Likewise.
1998 (cxx_eval_constant_expression): Likewise.
2000 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
2003 * cp-tree.h (FOR_EACH_CLONE): Restructure macro to avoid
2004 potentially generating a future -Wparentheses warning in its
2007 2016-04-06 Jason Merrill <jason@redhat.com>
2009 * class.c (check_abi_tags): Fix function template handling.
2011 2016-04-05 Nathan Sidwell <nathan@acm.org>
2014 * class.c (fixup_may_alias): New.
2015 (fixup_attribute_variants): Call it.
2017 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2020 * constexpr.c (struct fundef_copy): New struct.
2021 (struct fundef_copies_table_t): New struct.
2022 (fundef_copies_table): New static variable.
2023 (maybe_initialize_fundef_copies_table): New static function.
2024 (get_fundef_copy): New static function.
2025 (save_fundef_copy): New static function.
2026 (cxx_eval_call_expression): Use get_fundef_copy, and
2028 (constexpr_call_table): Add "deletable" GTY marker.
2030 2016-04-05 Patrick Palka <ppalka@gcc.gnu.org>
2033 * cp-tree.h (class cache_map): Remove.
2034 * constexpr.c (cv_cache): Change type to
2035 GTY((deletable)) hash_map<tree, tree> *.
2036 (maybe_constant_value): Adjust following the change to cv_cache.
2037 (clear_cv_cache): New static function.
2038 (clear_cv_and_fold_caches): Use it.
2039 * cp-gimplify.c (fold_cache): Change type to
2040 GTY((deletable)) hash_map<tree, tree> *.
2041 (clear_fold_cache): Adjust following the change to fold_cache.
2042 (cp_fold): Likewise.
2044 2016-04-02 Martin Sebor <msebor@redhat.com>
2050 * constexpr.c (diag_array_subscript): New function.
2051 (cxx_eval_array_reference): Detect out of bounds array indices.
2053 2016-04-01 Jason Merrill <jason@redhat.com>
2057 * pt.c (instantiate_decl): A function isn't fully defined if
2058 DECL_INITIAL is error_mark_node.
2059 * constexpr.c (cxx_eval_call_expression): Likewise.
2061 2016-04-01 Jakub Jelinek <jakub@redhat.com>
2062 Marek Polacek <polacek@redhat.com>
2065 * init.c (warn_placement_new_too_small): Test whether
2066 DECL_SIZE_UNIT or TYPE_SIZE_UNIT are integers that fit into uhwi.
2068 2016-04-01 Nathan Sidwell <nathan@acm.org>
2071 * decl.c (check_redeclaration_exception_specification): Check
2072 regardless of -fno-exceptions.
2073 * typeck2.c (merge_exception_specifiers): Relax assert by checking
2074 flag_exceptions too.
2076 2016-03-31 Nathan Sidwell <nathan@acm.org>
2078 * decl.c (start_preparsed_function): Remove unnecessary bracing.
2079 (finish_destructor_body): Don't emit operator delete here.
2081 2016-03-31 Nathan Sidwell <nathan@acm.org>
2084 * constexpr.c (cxx_eval_store_expression): Keep CONSTRUCTOR
2085 elements in field order.
2087 2016-03-31 Marek Polacek <polacek@redhat.com>
2090 * decl.c (duplicate_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN.
2092 2016-03-31 Richard Biener <rguenther@suse.de>
2095 * typeck.c (cp_build_binary_op): Fix operand order of vector
2096 conditional in truth op handling.
2098 2016-03-29 Jason Merrill <jason@redhat.com>
2101 * decl.c (make_rtl_for_nonlocal_decl): Don't defer local statics
2102 in constexpr functions.
2104 2016-03-28 Jason Merrill <jason@redhat.com>
2109 * decl.c, pt.c, constexpr.c: Revert last patch.
2111 2016-03-25 Jason Merrill <jason@redhat.com>
2112 Martin Liška <mliska@suse.cz>
2117 * decl.c (cp_fname_init): Decay the initializer to pointer.
2118 (cp_make_fname_decl): Set DECL_DECLARED_CONSTEXPR_P,
2119 DECL_VALUE_EXPR, DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2120 Don't call cp_finish_decl.
2121 * pt.c (tsubst_expr) [DECL_EXPR]: Set DECL_VALUE_EXPR,
2122 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P. Don't call cp_finish_decl.
2123 * constexpr.c (cxx_eval_constant_expression) [VAR_DECL]:
2124 Handle DECL_VALUE_EXPR.
2126 2016-03-24 Jason Merrill <jason@redhat.com>
2129 * constexpr.c (cxx_eval_bare_aggregate): Handle PMFs.
2132 * constexpr.c (cxx_eval_call_expression): Don't cache result if
2135 2016-03-24 Patrick Palka <ppalka@gcc.gnu.org>
2138 * tree.c (build_cplus_array_type): Determine type-dependentess
2139 with uses_template_parms instead of with dependent_type_p.
2141 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2144 * typeck.c (process_init_constructor_union): If the initializer
2145 is empty, use the union's NSDMI if it has one.
2147 2016-03-23 Patrick Palka <ppalka@gcc.gnu.org>
2150 * pt.c (tsubst_copy) [PARM_DECL]: Handle the use of 'this' in an
2151 NSDMI that's part of an aggregrate initialization.
2153 2016-03-23 Jakub Jelinek <jakub@redhat.com>
2156 * constexpr.c (cxx_eval_vec_init_1): Reuse CONSTRUCTOR initializers
2157 for 1..max even for multi-dimensional arrays. Call unshare_expr
2161 * constexpr.c (cxx_eval_constant_expression): Diagnose overflow
2162 on TREE_OVERFLOW constants.
2165 * cp-gimplify.c (genericize_omp_for_stmt): Don't walk OMP_FOR_CLAUSES
2166 for OMP_TASKLOOP here.
2167 (cp_genericize_r): Handle OMP_TASKLOOP like OMP_TASK, except do call
2168 genericize_omp_for_stmt instead of cp_walk_tree on OMP_BODY.
2170 2016-03-23 Alexandre Oliva <aoliva@redhat.com>
2171 Jason Merrill <jason@redhat.com>
2172 Jakub Jelinek <jakub@redhat.com>
2175 * cp-tree.h (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2176 * decl.c (defer_mark_used_calls, deferred_mark_used_calls): Remove.
2177 (finish_function): Don't set or test them.
2178 * decl2.c (mark_used): Don't handle defer_mark_used_calls.
2180 2016-03-23 Jason Merrill <jason@redhat.com>
2183 * constexpr.c (cxx_eval_call_expression): Catch invalid recursion.
2185 2016-03-23 Marek Polacek <polacek@redhat.com>
2188 * pt.c (canonicalize_type_argument): Use OPT_Wignored_attributes.
2190 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
2192 * call.c (build_conditional_expr_1): Always use original
2193 condition type for vector type checks and build.
2195 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2198 * pt.c (tsubst_decl): Clear the DECL_MODE of the new decl.
2200 2016-03-22 Patrick Palka <ppalka@gcc.gnu.org>
2203 * constexpr.c (non_const_var_error): Check
2204 DECL_INITIALIZED_BY_CONSTANT_EXPRESSION_P.
2206 2016-03-21 Richard Henderson <rth@redhat.com>
2209 * decl.c (notice_forced_label_r): New.
2210 (cp_finish_decl): Use it.
2212 2016-03-21 Jason Merrill <jason@redhat.com>
2215 * cp-gimplify.c (cp_fold) [COND_EXPR]: Handle bit-fields.
2217 2016-03-18 Jason Merrill <jason@redhat.com>
2220 * constexpr.c (cxx_eval_call_expression): Fix trivial copy.
2223 * class.c (vptr_via_virtual_p): New.
2224 (most_primary_binfo): Factor out of build_rtti_vtbl_entries.
2225 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Don't clear
2226 a vptr from any virtual base in a not-in-charge 'structor.
2228 * decl.c (build_clobber_this): Factor out of
2229 start_preparsed_function and begin_destructor_body. Handle
2230 virtual bases better.
2232 * class.c (build_if_in_charge): Split out from build_base_path.
2233 * init.c (expand_virtual_init, expand_default_init): Use it.
2234 * call.c (build_special_member_call): Use it.
2236 2016-03-18 Jakub Jelinek <jakub@redhat.com>
2239 * init.c (build_new_1): Complain and return error_mark_node
2240 if alloc_fn is not _Jv_AllocObject function returning pointer.
2242 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2245 * search.c (adjust_result_of_qualified_name_lookup): Don't
2246 update the BASELINK_BINFO of DECL if the second call
2247 to lookup_base fails.
2249 2016-03-18 Patrick Palka <ppalka@gcc.gnu.org>
2252 * parser.c (cp_parser_lambda_expression): Move call to
2253 pop_deferring_access_checks ahead of the call to
2254 cp_parser_end_tentative_firewall.
2256 2016-03-17 Jakub Jelinek <jakub@redhat.com>
2259 * cp-tree.h (magic_varargs_p): Return int instead of bool.
2260 * call.c (magic_varargs_p): Return int instead of bool, return 2 for
2261 Cilk+ reductions, otherwise 1 for magic varargs and 0 for normal
2263 (build_over_call): If magic_varargs_p == 2, call reject_gcc_builtin,
2264 if magic_varargs_p == 1, call decay_conversion
2265 instead of mark_type_use. Don't store error_mark_node arguments to
2266 argarray, instead return error_mark_node.
2269 * decl.c (begin_destructor_body): Don't insert clobber if
2270 is_empty_class (current_class_type).
2272 2016-03-17 Marek Polacek <polacek@redhat.com>
2275 * typeck.c (warn_for_null_address): New function.
2276 (cp_build_binary_op): Call it.
2278 2016-03-16 Jason Merrill <jason@redhat.com>
2281 * decl.c (start_preparsed_function): Don't clobber an empty base.
2283 2016-03-16 Jakub Jelinek <jakub@redhat.com>
2286 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs): Conditionalize
2287 BINFO_VIRTUAL_P vtable clearing on current_in_charge_parm.
2290 * cp-ubsan.c (cp_ubsan_maybe_initialize_vtbl_ptrs): Temporarily
2291 set in_base_initializer.
2293 2016-03-15 Marek Polacek <polacek@redhat.com>
2296 * tree.c (strip_typedefs): Call strip_typedefs again on the
2297 DECL_ORIGINAL_TYPE result.
2299 2016-03-15 Jason Merrill <jason@redhat.com>
2302 * pt.c (instantiate_decl): Fix call to variable_template_p.
2305 * pt.c (for_each_template_parm_r): Always walk into TYPENAME_TYPE.
2307 2016-03-14 Casey Carter <casey@carter.net>
2308 Jason Merrill <jason@redhat.com>
2310 P0184R0: Generalizing the Range-Based For Loop
2311 * parser.c (cp_convert_range_for): Set the type of __end separately.
2312 (cp_parser_perform_range_for_lookup): Allow different begin/end
2313 types if they are comparable.
2315 2016-03-12 Patrick Palka <ppalka@gcc.gnu.org>
2318 * semantics.c (force_paren_expr): Just build a PAREN_EXPR when
2319 processing_template_decl and EXPR is a SCOPE_REF.
2321 2016-03-10 Patrick Palka <ppalka@gcc.gnu.org>
2322 Jakub Jelinek <jakub@redhat.com>
2325 * constexpr.c (cxx_eval_vec_init_1): For pre_init case, reuse
2326 return value from cxx_eval_constant_expression from earlier
2327 elements if it is valid constant initializer requiring no
2330 2016-03-10 Marek Polacek <polacek@redhat.com>
2333 * cp-gimplify.c (cp_fold): Handle UNARY_PLUS_EXPR.
2335 2016-03-09 Cesar Philippidis <cesar@codesourcery.com>
2337 * parser.c (cp_parser_oacc_loop): Update cclauses and clauses
2338 when calling c_finish_omp_clauses.
2340 2016-03-08 Jason Merrill <jason@redhat.com>
2342 * parser.c (cp_parser_diagnose_invalid_type_name): Give helpful
2343 diagnostic for use of "concept".
2344 (cp_parser_requires_clause_opt): And "requires".
2345 (cp_parser_type_parameter, cp_parser_late_return_type_opt)
2346 (cp_parser_explicit_template_declaration): Adjust.
2347 * Make-lang.in (check-c++-all): Add "concepts" to std list.
2349 P0036R0: Unary Folds and Empty Parameter Packs
2350 * pt.c (expand_empty_fold): Remove special cases for *,+,&,|.
2352 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2355 * constexpr.c (cxx_eval_loop_expr): Forget saved values of SAVE_EXPRs
2356 even after the last iteration of the loop.
2358 * decl.c (duplicate_decls): Fix spelling - becuase -> because.
2360 2016-03-07 Patrick Palka <ppalka@gcc.gnu.org>
2363 * pt.c (get_template_info): Handle PARM_DECL.
2364 (template_class_depth): Check DECL_P instead of
2365 VAR_OR_FUNCTION_DECL_P.
2367 2016-03-05 Jason Merrill <jason@redhat.com>
2370 * constexpr.c (cxx_eval_store_expression): Replace
2371 CONSTRUCTOR_ELTS in nested CONSTRUCTORs, too.
2373 2016-03-05 Patrick Palka <ppalka@gcc.gnu.org>
2376 * pt.c (template_class_depth): Given a lambda type, iterate
2377 into its LAMBDA_TYPE_EXTRA_SCOPE field instead of its
2378 TYPE_CONTEXT. Given a VAR_DECL, iterate into its
2381 2016-03-04 Jason Merrill <jason@redhat.com>
2384 * cp-tree.h (COND_EXPR_IS_VEC_DELETE): New.
2385 * init.c (build_vec_delete_1): Set it.
2386 * constexpr.c (potential_constant_expression_1) [COND_EXPR]: Check it.
2388 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2390 * decl.c (start_preparsed_function): Don't emit start clobber at the
2391 start of constructor clones.
2394 * cp-tree.h (cp_ubsan_maybe_initialize_vtbl_ptrs): New prototype.
2395 * decl.c (start_preparsed_function): Call
2396 cp_ubsan_maybe_initialize_vtbl_ptrs if needed.
2397 * cp-ubsan.c (cp_ubsan_dfs_initialize_vtbl_ptrs,
2398 cp_ubsan_maybe_initialize_vtbl_ptrs): New functions.
2400 2016-03-04 Jason Merrill <jason@redhat.com>
2403 * constexpr.c (cxx_eval_component_reference): Further tweak.
2405 * constexpr.c (struct constexpr_ctx): Add save_exprs field.
2406 (cxx_eval_loop_expr): Discard SAVE_EXPR values before looping.
2407 (cxx_eval_constant_expression) [SAVE_EXPR]: Add it to the set.
2408 (cxx_eval_outermost_constant_expr, is_sub_constant_expr): Initialize.
2411 * tree.c (strip_typedefs): Handle TYPENAME_TYPE lookup finding the
2414 2016-03-03 Jason Merrill <jason@redhat.com>
2416 * method.c (synthesized_method_walk): operator= can also be constexpr.
2418 * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Get
2419 LAMBDA_EXPR_RETURN_TYPE from the instantiated closure.
2422 * pt.c (copy_template_args): New.
2423 (tsubst_pack_expansion): Use it.
2425 * call.c (build_aggr_conv): Use get_nsdmi.
2428 * typeck.c (build_static_cast_1): Avoid folding back to lvalue.
2431 * constexpr.c (cxx_eval_component_reference): Just return an empty
2432 CONSTRUCTOR for an empty class.
2434 2016-03-01 Jason Merrill <jason@redhat.com>
2437 * parser.c (cp_parser_requires_clause): Call
2438 check_for_bare_parameter_packs.
2441 * constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
2445 * constexpr.c (cxx_eval_call_expression): Unshare arg.
2446 (cxx_eval_constant_expression) [DECL_EXPR]: Unshare init.
2447 [TARGET_EXPR]: Unshare init.
2449 2016-03-01 Patrick Palka <ppalka@gcc.gnu.org>
2453 * pt.c (tsubst_baselink): Reinstate the check for an invalid
2456 2016-02-28 Jason Merrill <jason@redhat.com>
2459 * constexpr.c (cxx_eval_store_expression): Unshare init.
2461 2016-02-26 Jason Merrill <jason@redhat.com>
2464 * pt.c (make_argument_pack): New.
2465 (tsubst_copy) [SIZEOF_EXPR]: Handle partial expansion.
2466 (tsubst_copy_and_build): Likewise.
2468 2016-02-25 Jason Merrill <jason@redhat.com>
2471 * cp-tree.h (AGGR_INIT_FROM_THUNK_P): New.
2472 * tree.c (build_aggr_init_expr): Set it.
2473 * semantics.c (simplify_aggr_init_expr): Check it.
2474 * cp-gimplify.c (cp_genericize_r): Don't walk into
2475 a call/aggr_init from a thunk.
2478 * method.c (forward_parm): Handle parameter packs.
2479 * lambda.c (maybe_add_lambda_conv_op): Use it for them.
2482 * constexpr.c (cxx_eval_component_reference): Don't complain about
2483 unevaluated empty classes.
2486 * tree.c (strip_typedefs): Use DECL_ORIGINAL_TYPE.
2488 2016-02-25 Patrick Palka <ppalka@gcc.gnu.org>
2491 * cp-tree.h (REF_PARENTHESIZED_P): Adjust documentation.
2492 (maybe_undo_parenthesized_ref): Declare.
2493 * semantics.c (maybe_undo_parenthesized_ref): Split out from
2495 (finish_call_expr): Use it.
2496 * typeck.c (check_return_expr): Use it.
2497 * pt.c (tsubst_copy_and_build) [INDIRECT_REF]: Retain the
2498 REF_PARENTHESIZED_P flag.
2500 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2503 * class.c (build_base_path): Set TREE_NO_WARNING on the null_test.
2505 * init.c (build_vec_delete_1, build_delete): Don't fold the non-NULL
2507 * cp-gimplify.c (cp_fold): For TREE_NO_WARNING comparisons with NULL,
2508 unless they are folded into INTEGER_CST, error_mark_node or some
2509 comparison with NULL, avoid folding them and use either the original
2510 comparison or non-folded comparison of folded arguments.
2511 * cp-ubsan.c (cp_ubsan_instrument_vptr): Set TREE_NO_WARNING on the
2512 comparison, don't fold the comparison right away.
2514 2016-02-24 Jason Merrill <jason@redhat.com>
2517 * friend.c (make_friend_class): Likewise.
2518 * decl.c (lookup_and_check_tag): Diagnose invalid dependent friend.
2520 2016-02-24 Jason Merrill <jason@redhat.com>
2523 * pt.c (instantiate_class_template_1): Set
2524 processing_template_decl before substituting friend_type.
2526 016-02-24 Martin Sebor <msebor@redhat.com>
2529 * tree.c (build_ctor_subob_ref): Compare types' main variants
2530 instead of the types as they are.
2532 2016-02-24 Jason Merrill <jason@redhat.com>
2534 * decl.c (start_preparsed_function): Condition ctor clobber on
2535 flag_lifetime_dse > 1.
2537 * cp-gimplify.c (cp_fold): Don't fold constexpr calls if -fno-inline.
2539 2016-02-19 Jason Merrill <jason@redhat.com>
2542 * call.c (remaining_arguments): No longer static.
2543 * cp-tree.h: Declare it.
2544 * pt.c (more_specialized_fn): Use it.
2546 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2547 Bernd Edlinger <bernd.edlinger@hotmail.de>
2549 * Make-lang.in: Invoke gperf with -L C++.
2550 * cfns.gperf: Remove prototypes for hash and libc_name_p
2552 * cfns.h: Regenerated.
2553 * except.c (nothrow_libfn_p): Adjust.
2555 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2558 * rtti.c (ifnonnull): Set TREE_NO_WARNING on the condition, use
2559 NE_EXPR instead of EQ_EXPR and swap last two arguments on COND_EXPR.
2561 2016-02-19 Patrick Palka <ppalka@gcc.gnu.org>
2564 * pt.c (tsubst_baselink): Don't diagnose an invalid constructor
2566 * semantics.c (finish_call_expr): Don't assume a constructor
2567 call is dependent if only the "this" pointer is dependent. When
2568 building a constructor call, always use a dummy object.
2570 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2573 * init.c (build_vec_delete_1): Set TREE_NO_WARNING on the NE_EXPR
2575 * cp-gimplify.c (cp_fold): Propagate TREE_NO_WARNING from binary
2576 operators if folding preserved the binop, just with different
2580 * parser.c (cp_parser_std_attribute_spec_seq): Don't assume
2581 attr_spec is always single element chain, chain all the attributes
2582 properly together in the right order.
2584 2016-02-18 Jason Merrill <jason@redhat.com>
2586 * mangle.c (maybe_check_abi_tags): Add for_decl parm. Call
2588 (mangle_decl): Call maybe_check_abi_tags for function scope.
2589 (mangle_guard_variable): Call maybe_check_abi_tags here.
2590 (write_guarded_var_name): Not here.
2592 2016-02-17 Jason Merrill <jason@redhat.com>
2595 * constexpr.c (build_constexpr_constructor_member_initializers):
2596 Handle an additional STATEMENT_LIST.
2599 * constexpr.c (cxx_eval_bare_aggregate): Fix 'changed' detection.
2602 * decl2.c (reset_type_linkage_2): Look through member templates.
2604 2016-02-17 Jakub Jelinek <jakub@redhat.com>
2607 * init.c (build_delete): Set TREE_NO_WARNING on ifexp.
2609 2016-02-17 Jason Merrill <jason@redhat.com>
2612 * method.c (forward_parm): Split out from...
2613 (add_one_base_init): ...here.
2614 * lambda.c (maybe_add_lambda_conv_op): Use it.
2616 2016-02-16 Jason Merrill <jason@redhat.com>
2620 * call.c, cp-tree.h, name-lookup.c, pt.c, search.c, semantics.c,
2621 tree.c, typeck2.c: Revert earlier changes.
2622 * parser.c (cp_parser_lookup_name): Ignore namespace-scope
2623 non-type templates after -> or .
2625 2016-02-16 Jakub Jelinek <jakub@redhat.com>
2628 * typeck.c (cp_build_binary_op): Revert 2015-09-09 change.
2630 2016-02-16 Jason Merrill <jason@redhat.com>
2633 * name-lookup.c (lookup_qualified_name): Add find_hidden parm.
2634 (set_decl_namespace): Pass it. Complain about finding a hidden friend.
2635 * name-lookup.h: Adjust.
2637 2016-02-16 James Norris <jnorris@codesourcery.com>
2639 * parser.c (cp_parser_oacc_data_clause_deviceptr): Remove checking.
2640 * semantics.c (finish_omp_clauses): Add deviceptr checking.
2642 2016-02-15 Jakub Jelinek <jakub@redhat.com>
2645 * init.c (expand_default_init): Only call reshape_init
2646 in the direct-initialization from an initializer list case.
2648 2016-02-15 Jason Merrill <jason@redhat.com>
2651 * semantics.c (finish_call_expr): Implicit 'this' does not make
2653 * search.c (any_dependent_bases_p): Split out...
2654 * name-lookup.c (do_class_using_decl): ...from here.
2655 * call.c (build_new_method_call_1): Don't complain about missing object
2656 if there are dependent bases. Tweak error.
2657 * tree.c (non_static_member_function_p): Remove.
2658 * pt.c (type_dependent_expression_p): A member template of a
2659 dependent type is dependent.
2660 * cp-tree.h: Adjust.
2663 * constexpr.c (verify_ctor_sanity): Remove CONSTRUCTOR_NELTS check.
2665 2016-02-12 Patrick Palka <ppalka@gcc.gnu.org>
2668 * pt.c (lookup_and_finish_template_variable): New function,
2670 (tsubst_copy_and_build) [TEMPLATE_ID_EXPR]: ... here. Use it.
2671 (tsubst_qualified_id): Consider that EXPR might be a variable
2673 * typeck.c (check_template_keyword): Don't emit an error
2674 if DECL is a variable template.
2676 2016-02-12 Jakub Jelinek <jakub@redhat.com>
2678 * error.c: Spelling fixes - behaviour -> behavior and
2679 neighbour -> neighbor.
2681 * typeck.c (cp_build_binary_op): Fix up behavior spelling in
2683 * init.c (build_delete): Likewise.
2685 2016-02-11 Jakub Jelinek <jakub@redhat.com>
2688 * typeck.c (cp_build_binary_op): cp_fully_fold integer_zerop
2689 arguments for -Waddress warning. Fix up formatting.
2691 2016-02-11 Paolo Carlini <paolo.carlini@oracle.com>
2694 * pt.c (lookup_template_class_1): Check tsubst return value for
2697 2016-02-10 Jason Merrill <jason@redhat.com>
2700 * pt.c (resolve_nondeduced_context): Add complain parm.
2701 (do_auto_deduction): Pass it.
2702 * cvt.c (convert_to_void): Likewise.
2703 * decl.c (cp_finish_decl): Likewise.
2704 * init.c (build_new): Likewise.
2705 * rtti.c (get_tinfo_decl_dynamic): Likewise.
2706 * semantics.c (finish_decltype_type): Likewise.
2707 * typeck.c (decay_conversion): Likewise.
2708 * cp-tree.h: Adjust declaration.
2709 * call.c (standard_conversion): Add complain parm, pass it along.
2710 (implicit_conversion): Pass it.
2713 * name-lookup.c (ambiguous_decl): Call remove_hidden_names.
2714 (lookup_name_real_1): Likewise.
2715 (remove_hidden_names): Handle non-functions too.
2718 * parser.c (cp_parser_lookup_name): When looking for a template
2719 after . or ->, only consider class templates.
2720 (cp_parser_postfix_dot_deref_expression): Handle the current
2721 instantiation. Remember a dependent object expression.
2722 * typeck2.c (build_x_arrow): Handle the current instantiation.
2724 * ptree.c (debug_tree): Implement for cp_expr.
2726 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2729 * parser.c (cp_parser_simple_type_specifier): Make the check
2730 for disambiguating between an 'auto' placeholder and an implicit
2731 template parameter more robust.
2733 2016-02-08 Patrick Palka <ppalka@gcc.gnu.org>
2737 * decl2.c (mark_used): When given a TEMPLATE_DECL, return after
2738 setting its TREE_USED flag.
2740 2016-02-08 Jason Merrill <jason@redhat.com>
2743 * name-lookup.c (do_nonmember_using_decl): Leave anticipated
2746 2016-02-08 Jakub Jelinek <jakub@redhat.com>
2749 * parser.c (cp_parser_omp_declare_reduction): Set assembler name
2750 of the DECL_OMP_DECLARE_REDUCTION_P decls.
2752 2016-02-08 Marek Polacek <polacek@redhat.com>
2755 * constexpr.c (clear_cv_and_fold_caches): Renamed from clear_cv_cache.
2756 Call clear_fold_cache.
2757 * cp-tree.h: Adjust declaration.
2758 * decl.c (finish_enum_value_list): Call clear_cv_and_fold_caches
2759 rather than clear_cv_cache and clear_fold_cache.
2760 * typeck2.c (store_init_value): Call clear_cv_and_fold_caches.
2762 2016-02-08 Jason Merrill <jason@redhat.com>
2764 * cp-tree.h (CONV_FOLD, CONV_BACKEND_CONVERT): New.
2765 * cvt.c (convert): Pass CONV_BACKEND_CONVERT.
2766 (ocp_convert): Use *_maybe_fold.
2767 (cp_convert_to_pointer): Add dofold parameter.
2768 * cp-gimplify.c (cp_fold) [CONVERT_EXPR]: Call convert.
2770 2016-02-05 Martin Sebor <msebor@redhat.com>
2773 * init.c (find_field_init): New function.
2774 (warn_placement_new_too_small): Call it. Handle one-element arrays
2775 at ends of structures special.
2777 2016-02-05 Jason Merrill <jason@redhat.com>
2780 * semantics.c (finish_expr_stmt): If expr is error_mark_node,
2781 make sure we've seen_error().
2783 2016-02-05 Patrick Palka <ppalka@gcc.gnu.org>
2786 * pt.c (tsubst_baselink): Diagnose an invalid constructor call
2787 if lookup_fnfields returns NULL_TREE and the name being looked
2788 up has the form A::A.
2790 2016-02-04 Patrick Palka <ppalka@gcc.gnu.org>
2792 * constexpr.c (cxx_eval_binary_expression): Fold equality
2793 comparisons involving PTRMEM_CSTs.
2795 2016-02-04 Jakub Jelinek <jakub@redhat.com>
2797 * class.c (find_flexarrays): Don't declare dom variable.
2798 (diagnose_flexarray): Likewise.
2800 2016-02-02 Martain Sebor <msebor@redhat.com>
2807 * class.c (walk_subobject_offsets): Avoid testing the upper bound
2808 of a flexible array member for equality to null.
2809 (find_flexarrays): Remove spurious whitespace introduced in r231665.
2810 (diagnose_flexarrays): Avoid checking the upper bound of arrays.
2811 (check_flexarrays): Same.
2812 * decl.c (compute_array_index_type): Avoid special case for flexible
2814 (grokdeclarator): Avoid calling compute_array_index_type for flexible
2816 * error.c (dump_type_suffix): Revert changes introduced in r231665
2817 and rendered unnecessary by the changes above.
2818 * pt.c (tsubst): Same.
2819 * tree.c (build_ctor_subob_ref): Handle flexible array members.
2820 * typeck2.c (digest_init_r): Revert changes introduced in r231665.
2821 (process_init_constructor_array): Same.
2822 (process_init_constructor_record): Same.
2824 2016-02-03 Patrick Palka <ppalka@gcc.gnu.org>
2827 * pt.c (try_one_overload): Handle comparing argument packs so
2828 that there is no conflict if we deduced more arguments of an
2829 argument pack than were explicitly specified.
2831 2016-01-31 Jakub Jelinek <jakub@redhat.com>
2832 Jason Merrill <jason@redhat.com>
2835 * tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
2836 function type if nothing is changing.
2838 2016-01-31 Jason Merrill <jason@redhat.com>
2841 * pt.c (partial_specialization_p, impartial_args): New.
2842 (instantiate_decl): Call impartial_args.
2844 * mangle.c (maybe_check_abi_tags): New.
2845 (write_guarded_var_name): Call it.
2846 (mangle_ref_init_variable): Call check_abi_tags.
2848 * pt.c (lookup_template_class_1): Don't share TYPE_ATTRIBUTES
2849 between template and instantiation.
2851 2016-01-29 Jakub Jelinek <jakub@redhat.com>
2854 * decl.c (wrapup_globals_for_namespace): Warn about unused static
2855 function declarations.
2857 2016-01-29 Marek Polacek <polacek@redhat.com>
2861 * constexpr.c (cxx_eval_array_reference): Give the "array subscript
2862 out of bound" error earlier.
2863 * init.c (build_vec_init): Change NE_EXPR into GT_EXPR. Update the
2866 2016-01-29 Patrick Palka <ppalka@gcc.gnu.org>
2868 * name-lookup.c (begin_scope): After reusing a cp_binding_level
2869 structure, update free_binding_level before the structure's
2870 level_chain field gets cleared, not after.
2872 2016-01-28 Jason Merrill <jason@redhat.com>
2875 * search.c (dfs_walk_once, dfs_walk_once_r)
2876 (dfs_walk_once_accessible_r, dfs_walk_once_accessible): Use
2877 hash_set instead of BINFO_MARKED.
2878 (dfs_unmark_r): Remove.
2880 2016-01-28 Patrick Palka <ppalka@gcc.gnu.org>
2883 * parser.c (LEXER_DEBUGGING_ENABLED_P): New macro.
2884 (cp_lexer_debugging_p): Use it.
2885 (cp_lexer_start_debugging): Likewise.
2886 (cp_lexer_stop_debugging): Likewise.
2888 2016-01-27 Marek Polacek <polacek@redhat.com>
2891 * typeck.c (cp_build_binary_op): Promote operand to unsigned, if
2892 needed. Add -Wsign-compare warning.
2894 2016-01-27 Ryan Burn <contact@rnburn.com>
2897 * cp-gimplify.c (cilk_cp_gimplify_call_params_in_spawned_fn): Removed
2898 superfluous post_p argument in call to
2899 cilk_gimplify_call_params_in_spawned_fn.
2901 2016-01-27 Marek Polacek <polacek@redhat.com>
2904 * constexpr.c (cxx_eval_constant_expression): Handle PTRMEM_CSTs
2905 wrapped in NOP_EXPRs.
2907 2016-01-27 Martin Sebor <msebor@redhat.com>
2910 * mangle.c (mangle_decl): Reference the correct (saved) version
2911 of the ABI in -Wabi diagnostics.
2913 2016-01-27 Marek Polacek <polacek@redhat.com>
2916 * constexpr.c (cxx_eval_array_reference): Evaluate the number of
2917 elements of the array.
2919 2016-01-26 Jason Merrill <jason@redhat.com>
2922 * constexpr.c (register_constexpr_fundef): Keep the un-massaged body.
2923 (cxx_eval_call_expression): Don't look through clones.
2924 * optimize.c (maybe_clone_body): Clear DECL_SAVED_TREE of the alias.
2925 * semantics.c (expand_or_defer_fn_1): Keep DECL_SAVED_TREE of
2926 maybe-in-charge *tor.
2928 2016-01-26 Jason Merrill <jason@redhat.com>
2931 * constexpr.c (cxx_eval_bare_aggregate): Update TREE_CONSTANT
2932 and TREE_SIDE_EFFECTS.
2933 (cxx_eval_constant_expression) [CONSTRUCTOR]: Call
2934 verify_constructor_flags.
2936 2016-01-26 Jakub Jelinek <jakub@redhat.com>
2939 * cp-gimplify.c (cp_fold): If some operand folds to error_mark_node,
2940 return error_mark_node instead of building trees with error_mark_node
2943 2016-01-26 David Malcolm <dmalcolm@redhat.com>
2946 * error.c (print_instantiation_partial_context_line): Add missing
2947 newlines from output for the t == NULL case.
2948 (print_instantiation_partial_context): Remove call to pp_newline.
2950 2016-01-24 Patrick Palka <ppalka@gcc.gnu.org>
2953 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
2958 * decl.c (grokdeclarator): Don't decay array parameter type to
2959 a pointer type if it's dependent.
2960 (grokparms): Invoke strip_top_quals instead of directly invoking
2961 cp_build_qualified_type.
2962 * pt.c (decay_dependent_array_parm_type): New static function.
2963 (type_unification_real): Call decay_dependent_array_parm_type
2964 to decay a dependent array parameter type to its corresponding
2965 pointer type before unification.
2966 (more_specialized_fn): Likewise.
2967 (get_bindings): Likewise.
2968 * tree.c (cp_build_qualified_type): Trivial typofix in
2971 2016-01-23 Martin Sebor <msebor@redhat.com>
2975 * decl2.c (is_late_template_attribute): Handle dependent argument
2976 to attribute align and attribute vector_size.
2978 2016-01-21 Jason Merrill <jason@redhat.com>
2981 * lambda.c (lambda_capture_field_type): Handle 'this' specially
2982 for init-capture, too.
2985 * decl.c (type_is_deprecated): Don't look into a typedef.
2989 * decl.c (copy_type_enum): Respect TYPE_USER_ALIGN.
2992 * decl.c (start_enum): Add attributes parameter.
2993 * parser.c (cp_parser_enum_specifier): Pass it.
2994 * pt.c (lookup_template_class_1): Pass it.
2995 * cp-tree.h: Adjust.
2997 2016-01-19 Jason Merrill <jason@redhat.com>
3000 * pt.c (convert_template_argument): Handle VAR_DECL properly.
3002 2016-01-19 Marek Polacek <polacek@redhat.com>
3005 * constexpr.c (clear_cv_cache): New.
3006 * cp-gimplify.c (clear_fold_cache): New.
3007 * cp-tree.h (clear_cv_cache, clear_fold_cache): Declare.
3008 * decl.c (finish_enum_value_list): Call them.
3011 * pt.c (tsubst_copy): Mark elements in expanded vector as used.
3013 2016-01-18 Patrick Palka <ppalka@gcc.gnu.org>
3018 * decl.c (grokdeclarator): Don't decay array parameter type to
3019 a pointer type if it's dependent.
3020 (grokparms): Invoke strip_top_quals instead of directly invoking
3021 cp_build_qualified_type.
3022 * pt.c (decay_dependent_array_parm_type): New static function.
3023 (type_unification_real): Call decay_dependent_array_parm_type
3024 to decay a dependent array parameter type to its corresponding
3025 pointer type before unification.
3026 (more_specialized_fn): Likewise.
3027 (get_bindings): Likewise.
3028 * tree.c (cp_build_qualified_type): Trivial typofix in
3031 2016-01-18 Jason Merrill <jason@redhat.com>
3033 * cp-gimplify.c (cp_fold) [CONSTRUCTOR]: Don't clobber the input.
3035 * cp-gimplify.c (cp_fold): Remove unnecessary special cases.
3038 * cp-gimplify.c (cp_fold) [COND_EXPR]: Simplify. Do fold COND_EXPR.
3039 (contains_label_1, contains_label_p): Remove.
3041 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3044 * pt.c (type_dependent_expression_p): For a function template
3045 specialization, a type is dependent iff any of its template
3048 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3050 * cp-array-notation.c (cp_expand_cond_array_notations): Return
3051 error_mark_node only if find_rank failed, not if it was
3054 2016-01-16 Patrick Palka <ppalka@gcc.gnu.org>
3057 * tree.c (build_min_non_dep_call_vec): Don't retain the
3058 KOENIG_LOOKUP_P flag of the non-dependent expression that's
3060 (build_min_non_dep_op_overload): Instead, do it here.
3062 2016-01-15 Jakub Jelinek <jakub@redhat.com>
3065 * parser.h (cp_token): Remove pragma_kind field. Add comment
3066 with number of unused bits.
3067 * parser.c (eof_token): Remove pragma_kind field initializer.
3068 (cp_lexer_get_preprocessor_token): Don't set pragma_kind
3069 field, don't clear CPP_PRAGMA u.value.
3070 (cp_parser_pragma_kind): New function.
3071 (cp_parser_omp_sections_scope, cp_parser_oacc_kernels_parallel,
3072 cp_parser_omp_construct, cp_parser_initial_pragma,
3073 cp_parser_pragma): Use cp_parser_pragma_kind instead of accessing
3076 2016-01-15 Jason Merrill <jason@redhat.com>
3079 * call.c (build_cxx_call): Use fold_non_dependent_expr.
3081 * typeck2.c (cxx_incomplete_type_diagnostic): Use the location of
3085 * typeck.c (decay_conversion): Don't call mark_rvalue_use for
3086 array/function-to-pointer conversion. Call
3087 complete_type_or_maybe_complain for lvalue-to-rvalue conversion.
3088 * call.c (convert_like_real): Print call context if
3089 decay_conversion errors.
3091 2016-01-14 Tom de Vries <tom@codesourcery.com>
3093 PR tree-optimization/68773
3094 * parser.c (cp_parser_oacc_declare, cp_parser_omp_declare_target): Don't
3097 2016-01-14 Jason Merrill <jason@redhat.com>
3100 * constexpr.c (find_array_ctor_elt): Handle splitting RANGE_EXPR.
3102 2016-01-12 Marek Polacek <polacek@redhat.com>
3105 * constexpr.c (cxx_eval_check_shift_p): Use permerror rather than
3106 error_at and adjust the return value.
3108 2016-01-12 Jakub Jelinek <jakub@redhat.com>
3112 * cp-gimplify.c (cp_gimplify_expr) <case INIT_EXPR>: Don't return
3113 GS_ERROR whenever seen_error (), only if *expr_p contains
3114 cilk spawn stmt, but cilk_detect_spawn_and_unwrap failed.
3118 * pt.c (tsubst_decl): If not local_p, clear DECL_TEMPLATE_INFO.
3120 2016-01-11 Jason Merrill <jason@redhat.com>
3123 * method.c (walk_field_subobs): Add dtor_from_ctor parm.
3124 (process_subob_fn): Likewise. Don't consider triviality if true.
3125 (synthesize_method_walk): Pass it.
3127 2016-01-11 David Malcolm <dmalcolm@redhat.com>
3130 * parser.c (cp_parser_postfix_expression): Initialize
3131 close_paren_loc to UNKNOWN_LOCATION; only use it if
3132 it has been written to by
3133 cp_parser_parenthesized_expression_list.
3134 (cp_parser_parenthesized_expression_list): Document the behavior
3135 with respect to the CLOSE_PAREN_LOC param.
3137 2016-01-11 Jakub Jelinek <jakub@redhat.com>
3140 * cp-gimplify.c (cp_fold): If COMPOUND_EXPR or MODIFY_EXPR
3141 folded operands have side-effects, but folding changed any of them,
3142 build a new tree with the folded operands instead of returning the
3145 2016-01-09 Marek Polacek <polacek@redhat.com>
3148 * decl2.c (comdat_linkage): Only set DECL_COMDAT if TREE_PUBLIC is set.
3150 2016-01-09 Jakub Jelinek <jakub@redhat.com>
3153 * class.c (layout_class_type): Use copy_node to copy FIELD_DECLs.
3155 2016-01-08 Jason Merrill <jason@redhat.com>
3158 * constexpr.c (cxx_fold_indirect_ref): Handle array type differing
3161 2016-01-08 Marek Polacek <polacek@redhat.com>
3164 * constexpr.c (cxx_eval_constant_expression): Handle NULL initializer.
3166 2016-01-08 Jason Merrill <jason@redhat.com>
3168 * constexpr.c (cxx_eval_call_expression): Remove convert_to_void
3173 * cvt.c (convert_to_void): Don't strip a TARGET_EXPR of
3174 TREE_ADDRESSABLE type.
3178 * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
3180 2016-01-05 Nathan Sidwell <nathan@acm.org>
3183 * pt.c (build_non_dependent_expr): Don't try a checking fold when
3186 2016-01-04 Jakub Jelinek <jakub@redhat.com>
3188 Update copyright years.
3190 Copyright (C) 2016 Free Software Foundation, Inc.
3192 Copying and distribution of this file, with or without modification,
3193 are permitted in any medium without royalty provided the copyright
3194 notice and this notice are preserved.