1 2018-03-09 Jason Merrill <jason@redhat.com>
3 PR c++/84770 - ICE with typedef and parameter pack.
4 * pt.c (verify_unstripped_args_1): Split out from
5 verify_unstripped_args.
7 PR c++/84785 - ICE with alias template and default targs.
8 * pt.c (type_unification_real): Set processing_template_decl if
11 PR c++/84752 - ICE with capture of constexpr array.
12 * call.c (standard_conversion): Set rvaluedness_matches_p on the
13 identity conversion under ck_lvalue.
15 2018-03-09 Jason Merrill <jason@redhat.com>
16 Paolo Carlini <paolo.carlini@oracle.com>
20 * pt.c (any_erroneous_template_args_p): New.
21 * cp-tree.h (any_erroneous_template_args_p): Declare it.
22 * parser.c (cp_parser_class_specifier_1): Use it.
24 2018-03-09 Jason Merrill <jason@redhat.com>
26 PR c++/84726 - unnecessary capture of constant vars.
27 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
28 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
29 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
30 * lambda.c (is_constant_capture_proxy)
31 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
32 (prune_lambda_captures): New.
33 (finish_lambda_function): Call prune_lambda_captures.
35 2018-03-09 Jason Merrill <jason@redhat.com>
36 Jakub Jelinek <jakub@redhat.com>
39 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
40 build ADDR_EXPR with REFERENCE_TYPE.
41 (build_over_call): For purposes of check_function_arguments, if
42 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
43 its operand rather than the argument itself.
45 2018-03-09 Jakub Jelinek <jakub@redhat.com>
48 * decl.c (duplicate_decls): Don't override __* prefixed builtins
49 except for __[^b]*_chk, instead issue permerror and for -fpermissive
50 also a note and return olddecl.
52 2018-03-09 Nathan Sidwell <nathan@acm.org>
55 * name-lookup.c (do_pushdecl_with_scope): Only clear
56 current_function_decl when pushing a non-class (i.e. namespace)
59 2018-03-08 Jason Merrill <jason@redhat.com>
60 Jakub Jelinek <jakub@redhat.com>
63 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
64 not calling mark_used for the benefit of -Wunused-function warning.
66 2018-03-06 Jason Merrill <jason@redhat.com>
68 * lambda.c (is_capture_proxy_with_ref): Remove.
69 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
71 2018-03-06 Marek Polacek <polacek@redhat.com>
74 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
77 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
80 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
81 only while processing template decls.
82 * typeck.c (build_x_conditional_expr): Move wrapping of
83 reference type around type...
84 * call.c (build_conditional_expr_1): ... here. Rename
85 is_lvalue to is_glvalue.
86 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
87 INDIRECT_REF of COND_EXPR too.
90 * init.c (build_zero_init_1): Zero-initialize references.
93 * semantics.c (finish_stmt_expr_expr): Reject unresolved
94 overloads used as stmt expr values.
96 2018-03-05 Jason Merrill <jason@redhat.com>
98 PR c++/84708 - ICE with lambda in local class NSDMI.
99 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
102 2018-03-05 Jakub Jelinek <jakub@redhat.com>
105 * constexpr.c (constexpr_call_hasher::equal): Return false if
106 lhs->hash != rhs->hash. Change return 1 to return true and
107 return 0 to return false.
109 2018-03-05 Nathan Sidwell <nathan@acm.org>
112 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
114 2018-03-05 Marek Polacek <polacek@redhat.com>
117 * decl.c (duplicate_decls): Check DECL_NAME before accessing
120 2018-03-05 Nathan Sidwell <nathan@acm.org>
123 * friend.c (do_friend): Restore check for identifier_p inside
126 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
129 * parser.c (cp_parser_lambda_introducer): Reject any capture not
130 involving a VAR_DECL or a PARM_DECL.
132 2018-03-05 Pádraig Brady <P@draigBrady.com>
133 Jason Merrill <jason@redhat.com>
134 Nathan Sidwell <nathan@acm.org>
137 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
139 2018-03-03 Jason Merrill <jason@redhat.com>
141 PR c++/84686 - missing volatile loads.
142 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
144 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
147 * optimize.c (maybe_thunk_body): Bail out immediately if either
148 fns[0] or fns[1] is null.
150 2018-03-02 Marek Polacek <polacek@redhat.com>
153 * constexpr.c (get_array_or_vector_nelts): New.
154 (cxx_eval_array_reference): Use it.
155 (cxx_eval_vec_init_1): Likewise.
156 (cxx_eval_store_expression): Likewise.
158 2018-03-02 Jason Merrill <jason@redhat.com>
160 * semantics.c (force_paren_expr): Remove redundant test.
162 2018-03-02 Marek Polacek <polacek@redhat.com>
165 * decl.c (cp_complete_array_type): Check error_mark_node.
168 * typeck.c (cp_perform_integral_promotions): Check the result of
171 2018-03-02 Jakub Jelinek <jakub@redhat.com>
174 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
175 RETURN instead of return.
176 <case POINTER_PLUS_EXPR>: Likewise.
177 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
178 it instead of wrapping it into CONVERT_EXPR.
180 2018-03-02 Jason Merrill <jason@redhat.com>
183 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
185 2018-03-02 Marek Polacek <polacek@redhat.com>
188 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
189 wrapped in VIEW_CONVERT_EXPR.
191 2018-03-01 Martin Sebor <msebor@redhat.com>
194 * decl.c (check_redeclaration_no_default_args): Merge attributes
195 specified on redeclarations of the same function template.
198 2018-03-01 Marek Polacek <polacek@redhat.com>
199 Jason Merrill <jason@redhat.com>
202 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
204 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
205 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
206 of instantiate_non_dependent_expr.
207 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
209 2018-03-01 Nathan Sidwell <nathan@acm.org>
212 * name-lookup.c (member_vec_dedup): Remove manually peeled
213 iteration. Ignore dependent ctor inheritance.
215 2018-03-01 Jason Merrill <jason@redhat.com>
217 PR c++/71569 - decltype of template.
218 * parser.c (cp_parser_decltype_expr): Handle missing template args.
220 2018-03-01 Marek Polacek <polacek@redhat.com>
223 * constexpr.c (require_rvalue_constant_expression): New function.
224 * cp-tree.h: Declare it.
225 * semantics.c (finish_static_assert): Use it instead of
226 require_potential_rvalue_constant_expression.
228 2018-03-01 Jason Merrill <jason@redhat.com>
229 Alexandre Oliva <aoliva@redhat.com>
231 PR c++/71569 - ICE with redundant args on member variable template.
232 * decl.c (start_decl): Handle partial specialization of member
234 * pt.c (determine_specialization): Allow partial specialization
235 of member variable template without specializing enclosing class.
236 (process_partial_specialization): Improve error message.
238 2018-02-28 Jason Merrill <jason@redhat.com>
240 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
241 * pt.c (determine_specialization): Check ref-qualifier.
243 2018-02-28 Jakub Jelinek <jakub@redhat.com>
246 * parser.c (cp_parser_attributes_opt): Formatting fix.
247 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
248 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
250 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
251 instead of tentative parse to peek over optional attribute tokens
252 to check for CPP_COLON after them.
256 * pt.c (INCLUDE_STRING): Remove define.
257 (warn_spec_missing_attributes): Use pretty_printer instead of
258 std::string. Fix up inform call so that the list of attributes
261 2018-02-28 Martin Sebor <msebor@redhat.com>
264 * decl.c (duplicate_decls): Fully merge attributes const, pure,
267 2018-02-28 Nathan Sidwell <nathan@acm.org>
270 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
271 * name-lookup.c (fields_linear_search): Look in an anon-aggr
272 regardless of want_type.
273 (search_anon_aggr): Just use get_class_binding_direct.
275 2018-02-28 Jakub Jelinek <jakub@redhat.com>
277 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
280 2018-02-27 Martin Sebor <msebor@redhat.com>
282 * pt.c: Avoid including <string> directly.
284 2018-02-27 Martin Sebor <msebor@redhat.com>
288 * cp-tree.h (warn_spec_missing_attributes): New function.
289 ((check_explicit_specialization): Add an argument. Call the above
291 * decl.c (duplicate_decls): Avoid applying primary function template's
292 attributes to its explicit specializations.
293 cp/pt.c (warn_spec_missing_attributes): Define.
295 2018-02-27 Håkon Sandsmark <hsandsmark@gmail.com>
297 PR c++/71546 - lambda init-capture with qualified-id.
298 * parser.c (cp_parser_lambda_introducer): Clear scope after
301 2018-02-27 Nathan Sidwell <nathan@acm.org>
304 * name-lookup.h (get_member_slot): Rename ...
305 (find_member_slot): ... here.
306 (add_member_slot): New.
307 * name-lookup.c (member_vec_linear_search): No need to check for
309 (get_member_slot): Rename ...
310 (find_member_slot): ... here. Don't add slot for incomplete class.
311 (add_member_slot): New.
312 * class.c (add_method): Adjust get_member_slot rename. Bail out
313 if push_class_level_binding fails. Create slot and grok
314 properties once we're committed to insertion.
316 2018-02-27 Jason Merrill <jason@redhat.com>
318 PR c++/84489 - dependent default template argument
319 * pt.c (type_unification_real): Handle early substitution failure.
321 2018-02-26 Jason Merrill <jason@redhat.com>
323 PR c++/84560 - ICE capturing multi-dimensional VLA.
324 * tree.c (array_of_runtime_bound_p): False if the element is
327 PR c++/84441 - ICE with base initialized from ?:
328 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
330 PR c++/84520 - ICE with generic lambda in NSDMI.
331 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
332 'this' in a generic lambda instantiation.
334 PR c++/84559 - ICE with constexpr VLA.
335 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
336 for constexpr variable with VLA type.
338 2018-02-26 Jakub Jelinek <jakub@redhat.com>
341 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
342 a valid constant initializer. Formatting fixes.
344 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
347 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
349 (apply_late_template_attributes): Likewise.
351 2018-02-26 Jakub Jelinek <jakub@redhat.com>
354 * parser.c (cp_parser_omp_var_list_no_open): Only call
355 cp_parser_lookup_name_simple on names satisfying identifier_p.
356 (cp_parser_oacc_routine): Likewise.
358 2018-02-26 Jason Merrill <jason@redhat.com>
360 PR c++/84551 - ICE with concepts and -g.
361 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
363 2018-02-26 Marek Polacek <polacek@redhat.com>
366 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
369 2018-02-26 Jason Merrill <jason@redhat.com>
371 PR c++/84447 - ICE with deleted inherited ctor with default arg.
372 * call.c (build_over_call): Handle deleted functions in one place.
374 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
377 * decl.c (redeclaration_error_message): Don't try to use
378 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
380 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
382 * lambda.c (build_capture_proxy): Define static.
383 * cp-tree.h (build_capture_proxy): Remove.
385 2018-02-26 Marek Polacek <polacek@redhat.com>
388 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
389 if name is error node.
391 2018-02-25 Jason Merrill <jason@redhat.com>
393 PR c++/84015 - ICE with class deduction and auto template parm.
394 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
396 2018-02-24 Marek Polacek <polacek@redhat.com>
399 * constexpr.c (maybe_constant_init_1): New function.
400 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
401 (cxx_constant_init): New function.
402 * cp-tree.h (cxx_constant_init): Declare.
403 * typeck2.c (store_init_value): Call cxx_constant_init instead of
404 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
406 2018-02-22 Jason Merrill <jason@redhat.com>
408 PR c++/70468 - ICE with constructor delegation via typedef.
409 * pt.c (tsubst_initializer_list): Check for other mem-initializers
410 with constructor delegation.
412 2018-02-22 Jason Merrill <jason@redhat.com>
414 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
415 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
418 2018-02-22 Marek Polacek <polacek@redhat.com>
421 * parser.c (cp_parser_braced_list): Use require_open instead of
424 2018-02-21 Jason Merrill <jason@redhat.com>
426 PR c++/84454 - ICE with pack expansion in signature.
427 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
429 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
431 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
434 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
437 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
440 2018-02-20 Jakub Jelinek <jakub@redhat.com>
443 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
444 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
447 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
448 returns error_mark_node, return it immediately.
449 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
450 error_mark_node, return error_mark_node.
453 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
454 function_depth to avoid GC during finish_lambda_function.
456 2018-02-19 Jason Merrill <jason@redhat.com>
458 PR c++/84429 - ICE capturing VLA.
459 * lambda.c (build_capture_proxy): Handle reference refs.
461 2018-02-19 Jakub Jelinek <jakub@redhat.com>
464 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
465 either operand is error_mark_node, set current.lhs to that instead of
466 creating a binary op with error_mark_node operands.
469 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
471 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
474 * decl.c (grokdeclarator): Early return error_mark_node upon
475 ill-formed friend declaration.
477 2018-02-16 Marek Polacek <polacek@redhat.com>
478 Jakub Jelinek <jakub@redhat.com>
481 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
482 set *jump_target to anything if jump_target is NULL.
484 2018-02-16 Jason Merrill <jason@redhat.com>
486 PR c++/84151 - unnecessary volatile load with static member.
487 * call.c (build_new_method_call_1): Avoid loading from a volatile
488 lvalue used as the object argument for a static member function.
490 PR c++/81853 - using-directive and constexpr.
491 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
493 PR c++/84420 - ICE with structured binding in lambda.
494 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
496 PR c++/83835 - C++17 error with constructor ctors.
497 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
499 PR c++/82664 - ICE with reference to function template parm.
500 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
503 PR c++/82764 - C++17 ICE with empty base
504 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
506 2018-02-16 Jason Merrill <jason@redhat.com>
508 PR c++/84421 - type-dependent if constexpr
509 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
511 2018-02-16 Nathan Sidwell <nathan@acm.org>
513 Deprecate -ffriend-injection.
514 * decl.c (cxx_init_decl_processing): Emit warning on option.
515 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
518 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
521 * decl.c (check_special_function_return_type): Reject template
522 template parameter in deduction guide.
524 2018-02-16 Nathan Sidwell <nathan@acm.org>
527 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
529 2018-02-15 Jason Merrill <jason@redhat.com>
531 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
532 * call.c (convert_like_real): Don't use the copy-list-initialization
533 shortcut for ck_base.
535 PR c++/84045 - ICE with typedef and noexcept.
536 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
538 PR c++/84376 - ICE with omitted template arguments.
539 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
541 PR c++/84368 - wrong error with local variable in variadic lambda.
542 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
543 local_specializations.
545 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
548 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
551 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
554 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
557 2018-02-14 Nathan Sidwell <nathan@acm.org>
559 * decl2.c (mark_vtable_entries): Set input_location to decl's.
560 (c_parse_final_cleanups): Restore input_location after emitting
563 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
565 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
566 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
567 auto_deduction_context, tree, int): Add defaults.
568 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
569 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
570 tsubst_flags_t argument.
571 * init.c (build_new): Likewise.
573 2018-02-13 Jakub Jelinek <jakub@redhat.com>
576 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
577 about return other than *this in assignment operators if
578 retval is type dependent expression.
580 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
583 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
584 save_expr for the G++ extension.
586 2018-02-13 Jason Merrill <jason@redhat.com>
588 PR c++/84080 - ICE with return type deduction and specialization.
589 * pt.c (determine_specialization): Check uses_template_parms.
591 Fix more variadic capture issues.
592 * pt.c (find_parameter_packs_r): Also look at explicit captures.
593 (check_for_bare_parameter_packs): Check current_class_type for
595 (extract_locals_r): Handle seeing a full instantiation of a pack.
596 (tsubst_pack_expansion): Likewise. Force lambda capture.
597 * parser.c (cp_parser_lambda_introducer): Don't
598 check_for_bare_parameter_packs.
600 PR c++/84338 - wrong variadic sizeof.
601 * pt.c (argument_pack_select_arg): Like the macro, but look through
603 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
604 (extract_fnparm_pack): Do make_pack_expansion.
605 (extract_locals_r): Do strip a pack expansion.
606 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
608 2018-02-12 Jakub Jelinek <jakub@redhat.com>
611 * parser.c (cp_parser_binary_expression): Use build_min instead of
612 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
614 2018-02-12 Nathan Sidwell <nathan@acm.org>
617 * parser.c (cp_parser_decltype): Push and pop
618 deferring_access_checks. Reorganize to avoid goto.
620 2018-02-12 Richard Biener <rguenther@suse.de>
623 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
624 uniform constructors and delay allocating them fully.
626 2018-02-09 Jason Merrill <jason@redhat.com>
628 PR c++/84036 - ICE with variadic capture.
629 Handle variadic capture proxies more like non-variadic.
630 * lambda.c (build_capture_proxy): Remove workaround.
631 * pt.c (find_parameter_packs_r): The proxy is a pack.
632 (instantiate_class_template_1): Remove dead lambda code.
633 (extract_fnparm_pack): Don't make_pack_expansion.
634 (extract_locals_r): Don't strip a pack expansion.
635 (tsubst_pack_expansion): Handle proxy packs. Use
636 PACK_EXPANSION_EXTRA_ARGS less.
637 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
638 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
639 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
640 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
641 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
643 2018-02-10 Jakub Jelinek <jakub@redhat.com>
646 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
648 2018-02-09 Jason Merrill <jason@redhat.com>
650 PR c++/81917 - ICE with void_t and partial specialization.
651 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
652 calling most_specialized_partial_spec.
654 2018-02-09 Nathan Sidwell <nathan@acm.org>
657 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
658 Pass expr location to strict_aliasing_warning.
660 2018-02-09 Jason Merrill <jason@redhat.com>
662 PR c++/84296 - ICE with qualified-id in template.
664 * pt.c (unknown_base_ref_p): New.
665 (instantiation_dependent_scope_ref_p): Use it instead of
666 any_dependent_bases_p.
668 2018-02-09 Marek Polacek <polacek@redhat.com>
669 Jakub Jelinek <jakub@redhat.com>
672 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
673 fold_indirect_ref_1, including poly_*int64. Verify first that
674 tree_fits_poly_int64_p (op01). Formatting fixes.
676 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
678 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
679 * lambda.c (build_capture_proxy): Likewise.
680 * search.c (field_access_p): Likewise.
681 * semantics.c (omp_clause_decl, omp_privatize_field,
682 finish_omp_clauses): Likewise.
684 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
687 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
690 2018-02-08 Nathan Sidwell <nathan@acm.org>
692 * class.c (finish_struct): Fix std:initializer_list diagnostic
695 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
698 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
700 2018-02-07 Jakub Jelinek <jakub@redhat.com>
703 * parser.c (cp_parser_dot_deref_incomplete): New function.
704 (cp_parser_postfix_dot_deref_expression): Use it.
706 2018-02-07 David Malcolm <dmalcolm@redhat.com>
710 * name-lookup.c (suggest_rid_p): New function.
711 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
714 2018-02-07 Jason Merrill <jason@redhat.com>
716 PR c++/84182 - ICE with captured lambda
718 * pt.c (extract_locals_r, extract_local_specs): New.
719 (tsubst_pack_expansion): Use them.
721 2018-02-07 Martin Liska <mliska@suse.cz>
724 * class.c (add_method): Append argument value.
725 * cp-tree.h (maybe_version_functions): Add new argument.
726 * decl.c (decls_match): Call it if a declaration does not
727 have DECL_FUNCTION_VERSIONED.
728 (maybe_version_functions): record argument is added.
730 2018-02-05 Marek Polacek <polacek@redhat.com>
732 * class.c: Remove unused global variables.
733 (build_primary_vtable): Don't gather statistics.
734 (print_class_statistics): Remove.
735 * cp-tree.h (print_class_statistics): Remove.
736 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
738 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
740 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
741 * constexpr.c (cx_check_missing_mem_inits): Likewise.
742 * decl.c (next_initializable_field, find_decomp_class_base,
743 cp_finish_decomp): Likewise.
744 * typeck2.c (process_init_constructor_record): Likewise.
746 2018-02-02 Jason Merrill <jason@redhat.com>
748 PR c++/84181 - ICE with lambda parm in template argument.
749 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
751 2018-02-01 Jason Merrill <jason@redhat.com>
753 PR c++/84160 - ICE with nested variadic capture.
754 * lambda.c (is_capture_proxy_with_ref): New.
755 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
757 * expr.c (mark_use): Use is_capture_proxy_with_ref.
758 * constexpr.c (potential_constant_expression_1): Likewise.
759 * semantics.c (process_outer_var_ref): Likewise.
761 2018-02-01 Marek Polacek <polacek@redhat.com>
764 * typeck.c (build_address): Relax the assert when
765 processing_template_decl.
767 2018-02-01 Jason Merrill <jason@redhat.com>
769 PR c++/84126 - ICE with variadic generic lambda
772 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
773 PACK_EXPANSION_EXTRA_ARGS.
775 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
778 * call.c (convert_like_real): If w're initializing from {} explicitly
779 call abstract_virtuals_error_sfinae.
781 2018-01-31 Jason Merrill <jason@redhat.com>
782 Jakub Jelinek <jakub@redhat.com>
785 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
786 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
789 2018-01-31 Jakub Jelinek <jakub@redhat.com>
792 * constexpr.c (diag_array_subscript): Emit different diagnostics
793 if TYPE_DOMAIN (arraytype) is NULL.
794 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
795 with NULL TYPE_DOMAIN use size_zero_node as nelts.
797 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
800 * semantics.c (finish_qualified_id_expr): When handling an
801 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
803 2018-01-31 Marek Polacek <polacek@redhat.com>
806 * cp-gimplify.c (cp_fold): Check if X is an error node before
807 calling useless_type_conversion_p.
809 2018-01-30 Jason Merrill <jason@redhat.com>
811 PR c++/84091 - ICE with local class in lambda in template.
812 * decl2.c (determine_visibility): Look for outer containing template
815 PR c++/84098 - ICE with lambda in template NSDMI.
816 * pt.c (instantiate_class_template_1): Ignore more lambdas.
818 2018-01-29 Jason Merrill <jason@redhat.com>
820 PR c++/68810 - wrong location for reinterpret_cast error.
821 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
824 2018-01-29 Marek Polacek <polacek@redhat.com>
827 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
828 => fooarray[1] in offset_int.
830 2018-01-29 Jason Merrill <jason@redhat.com>
832 PR c++/83942 - wrong unused warning with static_cast.
833 * cvt.c (ocp_convert): Call mark_rvalue_use.
835 2018-01-26 Jason Merrill <jason@redhat.com>
837 PR c++/83956 - wrong dtor error with anonymous union
838 * method.c (walk_field_subobs): Variant members only affect
840 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
842 PR c++/84036 - ICE with variadic capture.
844 * pt.c (tsubst_pack_expansion): When optimizing a simple
845 substitution, pull a single pack expansion out of its pack.
847 PR c++/82514 - ICE with local class in generic lambda.
848 * pt.c (regenerated_lambda_fn_p): Remove.
849 (enclosing_instantiation_of): Don't use it.
850 (tsubst_function_decl): Call enclosing_instantiation_of.
852 * pt.c (lookup_template_class_1): Add sanity check.
853 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
855 2018-01-25 Jakub Jelinek <jakub@redhat.com>
858 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
859 recursive calls that return ret.
860 (cp_finish_decomp): Ignore unnamed bitfields.
862 2018-01-23 Jason Merrill <jason@redhat.com>
864 PR c++/82249 - wrong mismatched pack length error.
865 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
866 unsubstituted function parameter pack.
868 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
871 * decl.c (check_for_uninitialized_const_var): Not static; add
872 bool and tsubst_flags_t parameters; adjust to be used both in
873 constexpr context and not.
874 * constexpr.c (potential_constant_expression_1): Use the above.
875 * cp-tree.h (check_for_uninitialized_const_var): Declare.
877 2018-01-23 Jason Merrill <jason@redhat.com>
879 PR c++/83947 - ICE with auto declarations.
880 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
881 * decl.c (undeduced_auto_decl): Limit to vars and fns.
883 2018-01-23 David Malcolm <dmalcolm@redhat.com>
886 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
887 for pointer to member function types.
889 2018-01-23 Jakub Jelinek <jakub@redhat.com>
892 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
893 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
895 2018-01-23 Nathan Sidwell <nathan@acm.org>
898 * pt.c (tsubst_baselink): Remove optype assert.
899 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
901 2018-01-23 Jakub Jelinek <jakub@redhat.com>
904 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
905 refers to incomplete type.
907 2018-01-23 Nathan Sidwell <nathan@acm.org>
909 Deprecate ARM-era for scope handling
910 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
911 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
913 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
915 * semantics.c (begin_for_scope): Flag_new_for_scope is
917 (finish_for_stmt, begin_range_for_stmt): Likewise.
919 2018-01-22 Jason Merrill <jason@redhat.com>
922 * decl2.c (determine_visibility): Fix template_decl handling
923 instead of blocking it.
925 PR c++/83720 - ICE with lambda and LTO.
926 * decl2.c (determine_visibility): Clear template_decl for
927 function-scope decls. Propagate anonymous linkage from containing
930 2018-01-22 Marek Polacek <polacek@redhat.com>
933 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
936 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
939 * decl.c (grokdeclarator): Don't diagnose extra parens
942 2018-01-19 Jakub Jelinek <jakub@redhat.com>
945 * call.c (joust): Use TREE_TYPE (source) if source is
946 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
949 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
950 for direct enum init.
951 * decl.c (reshape_init): Likewise.
953 2018-01-19 Marek Polacek <polacek@redhat.com>
955 * constexpr.c (fold_simple): Simplify.
957 2018-01-18 Jason Merrill <jason@redhat.com>
960 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
961 * pt.c (instantiation_dependent_scope_ref_p): True if
962 any_dependent_bases_p.
964 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
966 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
967 vs DECL_NONTRIVIALLY_INITIALIZED_P).
969 2018-01-18 Jason Merrill <jason@redhat.com>
971 PR c++/82461 - constexpr list-initialized member
972 * constexpr.c (potential_constant_expression_1): Check
973 TARGET_EXPR_DIRECT_INIT_P.
975 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
978 * decl.c (xref_basetypes): Early return upon error about derived
981 2018-01-18 Nathan Sidwell <nathan@acm.org>
984 * cp-tree.h (mark_use): Declare.
985 * expr.c (mark_use): Make extern.
986 * call.c (direct_reference_binding): Set inner conv's
987 rvaluedness_matches_p, if it is an identity.
988 (convert_like_real): Mark lvalue or rvalue use for identity as
989 rvaledness_matches_p demands.
991 2018-01-18 Jakub Jelinek <jakub@redhat.com>
994 * parser.c (attr_chainon): New function.
995 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
996 cp_parser_namespace_definition, cp_parser_init_declarator,
997 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
998 cp_parser_gnu_attributes_opt): Use it.
999 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1000 cp_parser_objc_struct_declaration): Likewise. Don't reset
1001 prefix_attributes if attributes is error_mark_node.
1003 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1006 * decl.c (grokdeclarator): Do not append the error_mark_node
1007 due to an erroneous optional attribute-specifier-seq.
1009 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1012 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1015 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1018 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1019 error_mark_node when we give an error.
1020 * decl.c (cp_finish_decl): Use the latter.
1022 2018-01-17 Nathan Sidwell <nathan@acm.org>
1025 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1027 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1030 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1031 the C++ part. If processing a template, call
1032 fold_non_dependent_expr rather than fully folding.
1034 2018-01-17 Jason Merrill <jason@redhat.com>
1036 PR c++/81067 - redundant NULL warning.
1037 * call.c (convert_like_real): Restore null_node handling.
1039 2018-01-17 Jason Merrill <jason@redhat.com>
1041 PR c++/81843 - ICE with variadic member template.
1043 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1046 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1049 * pt.c (type_dependent_expression_p): Strip any location wrapper
1050 before testing tree codes.
1051 (selftest::test_type_dependent_expression_p): New function.
1052 (selftest::cp_pt_c_tests): Call it.
1054 2018-01-17 Nathan Sidwell <nathan@acm.org>
1057 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1058 this not a final instantiation.
1060 2018-01-16 Jason Merrill <jason@redhat.com>
1062 PR c++/83714 - ICE checking return in template.
1063 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1065 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1068 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1069 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1070 instead of CALL_FROM_THUNK_P.
1073 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1074 (resort_type_member_vec, set_class_bindings,
1075 insert_late_enum_def_bindings): Use vec qsort method instead of
1076 calling qsort directly.
1078 2018-01-15 Martin Sebor <msebor@redhat.com>
1081 * class.c (find_flexarrays): Make a record of multiple flexible array
1084 2018-01-12 Jason Merrill <jason@redhat.com>
1086 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1087 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1089 2018-01-12 Nathan Sidwell <nathan@acm.org>
1091 * cp-tree.h (mark_rvalue_use): Add parm name.
1092 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1094 * call.c (convert_like_real): Fix formatting.
1096 2018-01-11 Jason Merrill <jason@redhat.com>
1098 PR c++/82728 - wrong -Wunused-but-set-variable
1101 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1102 * decl.c (case_conversion): Likewise.
1103 * semantics.c (finish_static_assert): Call
1104 perform_implicit_conversion_flags.
1106 2018-01-11 Nathan Sidwell <nathan@acm.org>
1108 * method.c (enum mangling_flags): Delete long-dead enum.
1110 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1112 * parser.c (cp_parser_std_attribute_spec): When
1113 token_pair::require_open / require_close return false simply
1114 return error_mark_node, avoid duplicate cp_parser_error about
1115 expected '(' / ')', respectively.
1117 2018-01-10 David Malcolm <dmalcolm@redhat.com>
1120 * call.c (null_ptr_cst_p): Strip location wrappers when
1121 converting from '0' to a pointer type in C++11 onwards.
1122 (conversion_null_warnings): Replace comparison with null_node with
1123 call to null_node_p.
1124 (build_over_call): Likewise.
1125 * cp-gimplify.c (cp_fold): Remove the early bailout when
1126 processing_template_decl.
1127 * cp-lang.c (selftest::run_cp_tests): Call
1128 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1129 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1130 (selftest::run_cp_tests): Move decl to bottom of file.
1131 (null_node_p): New inline function.
1132 (selftest::cp_pt_c_tests): New decl.
1133 (selftest::cp_tree_c_tests): New decl.
1134 * cvt.c (build_expr_type_conversion): Replace comparison with
1135 null_node with call to null_node_p.
1136 * error.c (args_to_string): Likewise.
1137 * except.c (build_throw): Likewise.
1138 * mangle.c (write_expression): Skip location wrapper nodes.
1139 * parser.c (literal_integer_zerop): New function.
1140 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1141 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1142 param of cp_parser_parenthesized_expression_list. When calling
1143 warn_for_memset, replace integer_zerop calls with
1144 literal_integer_zerop, eliminating the double logical negation
1145 cast to bool. Eliminate the special-casing for CONST_DECL in
1146 favor of the fold_for_warn within warn_for_memset.
1147 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1148 param, defaulting to false. Convert "expr" to a cp_expr, and call
1149 maybe_add_location_wrapper on it when wrap_locations_p is true.
1150 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1151 the result for RID_ALIGNOF and RID_SIZEOF.
1152 (cp_parser_builtin_offsetof): Likewise.
1153 * pt.c: Include "selftest.h".
1154 (tsubst_copy): Handle location wrappers.
1155 (tsubst_copy_and_build): Likewise.
1156 (build_non_dependent_expr): Likewise.
1157 (selftest::test_build_non_dependent_expr): New function.
1158 (selftest::cp_pt_c_tests): New function.
1159 * tree.c: Include "selftest.h".
1160 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1161 (selftest::test_lvalue_kind): New function.
1162 (selftest::cp_tree_c_tests): New function.
1163 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1164 (cp_build_binary_op): Replace comparison with null_node with call
1166 (build_address): Use location of operand when building address
1169 2018-01-10 Marek Polacek <polacek@redhat.com>
1172 * call.c (build_conditional_expr_1): Check complain before warning.
1173 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1174 -Wduplicated-branches.
1176 2018-01-10 Jakub Jelinek <jakub@redhat.com>
1179 * call.c (maybe_warn_class_memaccess): Add forward declaration.
1180 Change last argument from tree * to const vec<tree, va_gc> *, adjust
1181 args uses and check number of operands too. Don't strip away any
1182 nops. Use maybe_constant_value when looking for INTEGER_CST args.
1183 Deal with src argument not having pointer type. Check
1184 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
1186 (build_over_call): Call maybe_warn_class_memaccess here on the
1188 (build_cxx_call): Rather than here on converted arguments.
1190 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1193 * init.c (build_vec_init): Avoid building an INIT_EXPR with
1194 error_mark_node as second argument.
1196 2018-01-09 Jakub Jelinek <jakub@redhat.com>
1199 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1200 in STATEMENT_LIST. Remove unneeded assert.
1202 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1203 Alan Hayward <alan.hayward@arm.com>
1204 David Sherwood <david.sherwood@arm.com>
1206 * constexpr.c (cxx_eval_array_reference): Handle polynomial
1208 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1209 * call.c (build_conditional_expr_1): Likewise.
1210 * decl.c (cp_finish_decomp): Likewise.
1211 * mangle.c (write_type): Likewise.
1212 * typeck.c (structural_comptypes): Likewise.
1213 (cp_build_binary_op): Likewise.
1214 * typeck2.c (process_init_constructor_array): Likewise.
1216 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1219 * typeck.c (build_static_cast_1): For static casts to reference types,
1220 call build_base_path with flag_delete_null_pointer_checks as nonnull
1221 instead of always false. When -fsanitize=null, call
1222 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1223 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1224 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1226 2018-01-03 Nathan Sidwell <nathan@acm.org>
1229 * method.c (make_alias_for): Copy DECL_CONTEXT.
1231 2018-01-03 Marek Polacek <polacek@redhat.com>
1234 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1236 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1238 PR preprocessor/83602
1239 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1243 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1244 error_mark_node, return error_mark_node.
1246 Update copyright years.
1248 2018-01-02 Jakub Jelinek <jakub@redhat.com>
1251 * tree.c (replace_placeholders_r): Pass NULL as last argument to
1252 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
1253 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1254 to false and return.
1255 (replace_placeholders): Pass NULL instead of &pset as last argument
1258 2018-01-02 Nathan Sidwell <nathan@acm.org>
1260 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1263 Copyright (C) 2018 Free Software Foundation, Inc.
1265 Copying and distribution of this file, with or without modification,
1266 are permitted in any medium without royalty provided the copyright
1267 notice and this notice are preserved.