1 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
4 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
5 error_mark_node when check_array_designated_initializer fails.
7 2018-03-21 Jakub Jelinek <jakub@redhat.com>
10 * cp-tree.h (genericize_compound_lvalue): Declare.
11 * typeck.c (genericize_compound_lvalue): New function.
12 (unary_complex_lvalue, cp_build_modify_expr): Use it.
13 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
14 and PREDECREMENT_EXPR in output and "m" constrained input operands with
15 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
16 COMPOUND_EXPR operand.
18 2018-03-21 Nathan Sidwell <nathan@acm.org>
21 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
22 * decl2.c (vague_linkage_p): Likewise.
24 2018-03-21 David Malcolm <dmalcolm@redhat.com>
27 * constexpr.c (constexpr_fn_retval): Make non-"static".
28 * cp-tree.h (constexpr_fn_retval): New decl.
29 * search.c (direct_accessor_p): Update leading comment.
30 (reference_accessor_p): Likewise.
31 (field_accessor_p): Replace check that function body is a
32 RETURN_EXPR with a call to constexpr_fn_retval. Fix
33 indentation of "field_type" decl.
35 2018-03-21 Nathan Sidwell <nathan@acm.org>
38 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
41 2018-03-21 Martin Sebor <msebor@redhat.com>
44 * call.c (first_non_public_field): New template and function.
45 (first_non_trivial_field): New function.
46 (maybe_warn_class_memaccess): Call them.
48 2018-03-21 David Malcolm <dmalcolm@redhat.com>
51 * search.c (field_accessor_p): Use class_of_this_parm rather than
52 type_of_this_parm, to check that "this" is a "const T *", rather
55 2018-03-21 Nathan Sidwell <nathan@acm.org>
57 * class.c (finish_struct_anon_r): Refactor, deprecate anything
58 other than public non-static data members.
59 * parser.c (cp_parser_init_declarator): Deprecate attributes after
60 parenthesized initializer.
63 * name-lookup.c (update_binding): Correct logic for local binding
66 2018-03-21 Marek Polacek <polacek@redhat.com>
68 PR c++/71638, ICE with NSDMI and reference.
69 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
70 even when we replace an element.
72 2018-03-20 Marek Polacek <polacek@redhat.com>
74 PR c++/84978, ICE with NRVO.
75 * constexpr.c (cxx_eval_constant_expression): Handle the case when
76 a RESULT_DECL isn't in the hash map.
78 2018-03-20 Jason Merrill <jason@redhat.com>
80 PR c++/84978, ICE with NRVO.
81 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
82 (cp_get_callee_fndecl_nofold): New.
83 * cp-gimplify.c (cp_genericize_r): Use it instead.
84 * call.c (check_self_delegation): Likewise.
86 2018-03-20 Nathan Sidwell <nathan@acm.org>
89 * name-lookup.c (pushdecl_class_level): Push anon-struct's
90 member_vec, if there is one.
93 * cp-tree.h (lookup_list_keep): Declare.
94 * tree.c (lookup_list_keep): New, broken out of ...
95 (build_min): ... here. Call it.
96 * decl.c (cp_finish_decl): Call lookup_list_keep.
98 2018-03-19 Jason Merrill <jason@redhat.com>
100 PR c++/84937 - ICE with class deduction and auto.
101 * pt.c (rewrite_template_parm): Fix auto handling.
103 2018-03-19 Marek Polacek <polacek@redhat.com>
106 * pt.c (enclosing_instantiation_of): Check if fn is null.
109 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
110 as we evaluate the elements.
111 (cxx_eval_constant_expression): Verify constructor's flags
114 2018-03-19 Jason Merrill <jason@redhat.com>
116 PR c++/71834 - template-id with too few arguments.
117 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
119 2018-03-19 Nathan Sidwell <nathan@acm.org>
122 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
123 * pt.c (build_template_decl): Propagate language linkage.
126 * name-lookup.c (set_local_extern_decl_linkage): Defend against
129 2018-03-16 Jakub Jelinek <jakub@redhat.com>
132 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
134 * method.c (synthesize_method): Likewise.
135 * pt.c (convert_nontype_argument): Likewise.
137 2018-03-16 Jason Merrill <jason@redhat.com>
139 PR c++/84720 - ICE with rvalue ref non-type argument.
140 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
141 (convert_nontype_argument): Revert earlier change.
143 PR c++/80227 - SFINAE and negative array size.
144 * decl.c (compute_array_index_type): Use
145 build_converted_constant_expr and valid_constant_size_p.
147 PR c++/84906 - silent wrong code with ambiguous conversion.
148 * call.c (build_user_type_conversion_1): Set need_temporary_p on
149 ambiguous conversion.
150 (convert_like_real): Check it.
152 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
153 * call.c (build_special_member_call): Don't convert an init-list
154 argument directly to the class type.
156 2018-03-16 Jakub Jelinek <jakub@redhat.com>
160 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
161 (find_placeholder): Declare.
162 * tree.c (struct replace_placeholders_t): Add exp member.
163 (replace_placeholders_r): Don't walk into ctors with
164 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
165 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
166 (replace_placeholders): Initialize data.exp.
167 (find_placeholders_r, find_placeholders): New functions.
168 * typeck2.c (process_init_constructor_record,
169 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
170 if adding NSDMI on which find_placeholder returns true.
171 * call.c (build_over_call): Don't call replace_placeholders here.
172 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
173 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
175 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
178 2018-03-16 Jason Merrill <jason@redhat.com>
180 PR c++/83911 - ICE with multiversioned constructor.
181 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
183 * call.c (build_over_call): Not here.
185 2018-03-16 Jakub Jelinek <jakub@redhat.com>
188 * decl.c (reshape_init_class): Don't assert d->cur->index == field
189 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
191 2018-03-15 Jakub Jelinek <jakub@redhat.com>
194 * cp-tree.h (cp_warn_deprecated_use): Declare.
195 * tree.c (cp_warn_deprecated_use): New function.
196 * typeck2.c (build_functional_cast): Use it.
197 * decl.c (grokparms): Likewise.
198 (grokdeclarator): Likewise. Temporarily push nested class scope
199 around grokparms call for out of class member definitions.
201 2018-03-14 Jason Merrill <jason@redhat.com>
203 PR c++/84820 - no error for invalid qualified-id.
204 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
207 PR c++/84801 - ICE with unexpanded pack in lambda.
208 * pt.c (check_for_bare_parameter_packs): Don't return early for a
209 lambda in non-template context.
211 PR c++/81236 - auto variable and auto function
212 * pt.c (tsubst_baselink): Update the type of the BASELINK after
215 2018-03-14 Jason Merrill <jason@redhat.com>
217 PR c++/83916 - ICE with template template parameters.
218 * pt.c (convert_template_argument): Don't substitute into type of
219 non-type parameter if we don't have enough arg levels.
222 2018-03-14 Marek Polacek <polacek@redhat.com>
225 * semantics.c (finish_static_assert): Check
226 instantiation_dependent_expression_p instead of
227 {type,value}_dependent_expression_p.
229 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
230 Jason Merrill <jason@redhat.com>
232 PR c++/82336 - link error with list-init default argument.
233 * decl.c (check_default_argument): Unshare an initializer list.
235 2018-03-13 Jakub Jelinek <jakub@redhat.com>
238 * decl.c (duplicate_decls): For redefinition of built-in, use error
239 and return error_mark_node. For redeclaration, return error_mark_node
240 rather than olddecl if !flag_permissive.
242 2018-03-13 Jason Merrill <jason@redhat.com>
244 PR c++/82565 - ICE with concepts and generic lambda.
245 * pt.c (instantiate_decl): Clear fn_context for lambdas.
247 2018-03-13 Jason Merrill <jason@redhat.com>
249 PR c++/84720 - ICE with rvalue ref non-type argument.
250 * pt.c (convert_nontype_argument): Handle rvalue references.
252 PR c++/84839 - ICE with decltype of parameter pack.
253 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
254 instantiating dummy parms.
256 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
257 parameter even without -Wpedantic.
259 PR c++/84798 - ICE with auto in abstract function declarator.
260 * parser.c (cp_parser_parameter_declaration_clause): Check
261 parser->default_arg_ok_p.
263 2018-03-13 Jakub Jelinek <jakub@redhat.com>
266 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
267 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
268 sizetype. Formatting fixes.
270 2018-03-12 Jason Merrill <jason@redhat.com>
272 PR c++/84355 - ICE with deduction for member class template.
273 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
274 CLASS_PLACEHOLDER_TEMPLATE.
276 PR c++/84802 - ICE capturing uninstantiated class.
277 * lambda.c (build_capture_proxy): Call complete_type.
279 2018-03-09 Jason Merrill <jason@redhat.com>
281 PR c++/84770 - ICE with typedef and parameter pack.
282 * pt.c (verify_unstripped_args_1): Split out from
283 verify_unstripped_args.
285 PR c++/84785 - ICE with alias template and default targs.
286 * pt.c (type_unification_real): Set processing_template_decl if
289 PR c++/84752 - ICE with capture of constexpr array.
290 * call.c (standard_conversion): Set rvaluedness_matches_p on the
291 identity conversion under ck_lvalue.
293 2018-03-09 Jason Merrill <jason@redhat.com>
294 Paolo Carlini <paolo.carlini@oracle.com>
298 * pt.c (any_erroneous_template_args_p): New.
299 * cp-tree.h (any_erroneous_template_args_p): Declare it.
300 * parser.c (cp_parser_class_specifier_1): Use it.
302 2018-03-09 Jason Merrill <jason@redhat.com>
304 PR c++/84726 - unnecessary capture of constant vars.
305 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
306 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
307 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
308 * lambda.c (is_constant_capture_proxy)
309 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
310 (prune_lambda_captures): New.
311 (finish_lambda_function): Call prune_lambda_captures.
313 2018-03-09 Jason Merrill <jason@redhat.com>
314 Jakub Jelinek <jakub@redhat.com>
317 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
318 build ADDR_EXPR with REFERENCE_TYPE.
319 (build_over_call): For purposes of check_function_arguments, if
320 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
321 its operand rather than the argument itself.
323 2018-03-09 Jakub Jelinek <jakub@redhat.com>
326 * decl.c (duplicate_decls): Don't override __* prefixed builtins
327 except for __[^b]*_chk, instead issue permerror and for -fpermissive
328 also a note and return olddecl.
330 2018-03-09 Nathan Sidwell <nathan@acm.org>
333 * name-lookup.c (do_pushdecl_with_scope): Only clear
334 current_function_decl when pushing a non-class (i.e. namespace)
337 2018-03-08 Jason Merrill <jason@redhat.com>
338 Jakub Jelinek <jakub@redhat.com>
341 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
342 not calling mark_used for the benefit of -Wunused-function warning.
344 2018-03-06 Jason Merrill <jason@redhat.com>
346 * lambda.c (is_capture_proxy_with_ref): Remove.
347 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
349 2018-03-06 Marek Polacek <polacek@redhat.com>
352 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
355 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
358 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
359 only while processing template decls.
360 * typeck.c (build_x_conditional_expr): Move wrapping of
361 reference type around type...
362 * call.c (build_conditional_expr_1): ... here. Rename
363 is_lvalue to is_glvalue.
364 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
365 INDIRECT_REF of COND_EXPR too.
368 * init.c (build_zero_init_1): Zero-initialize references.
371 * semantics.c (finish_stmt_expr_expr): Reject unresolved
372 overloads used as stmt expr values.
374 2018-03-05 Jason Merrill <jason@redhat.com>
376 PR c++/84708 - ICE with lambda in local class NSDMI.
377 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
380 2018-03-05 Jakub Jelinek <jakub@redhat.com>
383 * constexpr.c (constexpr_call_hasher::equal): Return false if
384 lhs->hash != rhs->hash. Change return 1 to return true and
385 return 0 to return false.
387 2018-03-05 Nathan Sidwell <nathan@acm.org>
390 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
392 2018-03-05 Marek Polacek <polacek@redhat.com>
395 * decl.c (duplicate_decls): Check DECL_NAME before accessing
398 2018-03-05 Nathan Sidwell <nathan@acm.org>
401 * friend.c (do_friend): Restore check for identifier_p inside
404 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
407 * parser.c (cp_parser_lambda_introducer): Reject any capture not
408 involving a VAR_DECL or a PARM_DECL.
410 2018-03-05 Pádraig Brady <P@draigBrady.com>
411 Jason Merrill <jason@redhat.com>
412 Nathan Sidwell <nathan@acm.org>
415 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
417 2018-03-03 Jason Merrill <jason@redhat.com>
419 PR c++/84686 - missing volatile loads.
420 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
422 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
425 * optimize.c (maybe_thunk_body): Bail out immediately if either
426 fns[0] or fns[1] is null.
428 2018-03-02 Marek Polacek <polacek@redhat.com>
431 * constexpr.c (get_array_or_vector_nelts): New.
432 (cxx_eval_array_reference): Use it.
433 (cxx_eval_vec_init_1): Likewise.
434 (cxx_eval_store_expression): Likewise.
436 2018-03-02 Jason Merrill <jason@redhat.com>
438 * semantics.c (force_paren_expr): Remove redundant test.
440 2018-03-02 Marek Polacek <polacek@redhat.com>
443 * decl.c (cp_complete_array_type): Check error_mark_node.
446 * typeck.c (cp_perform_integral_promotions): Check the result of
449 2018-03-02 Jakub Jelinek <jakub@redhat.com>
452 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
453 RETURN instead of return.
454 <case POINTER_PLUS_EXPR>: Likewise.
455 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
456 it instead of wrapping it into CONVERT_EXPR.
458 2018-03-02 Jason Merrill <jason@redhat.com>
461 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
463 2018-03-02 Marek Polacek <polacek@redhat.com>
466 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
467 wrapped in VIEW_CONVERT_EXPR.
469 2018-03-01 Martin Sebor <msebor@redhat.com>
472 * decl.c (check_redeclaration_no_default_args): Merge attributes
473 specified on redeclarations of the same function template.
476 2018-03-01 Marek Polacek <polacek@redhat.com>
477 Jason Merrill <jason@redhat.com>
480 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
482 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
483 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
484 of instantiate_non_dependent_expr.
485 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
487 2018-03-01 Nathan Sidwell <nathan@acm.org>
490 * name-lookup.c (member_vec_dedup): Remove manually peeled
491 iteration. Ignore dependent ctor inheritance.
493 2018-03-01 Jason Merrill <jason@redhat.com>
495 PR c++/71569 - decltype of template.
496 * parser.c (cp_parser_decltype_expr): Handle missing template args.
498 2018-03-01 Marek Polacek <polacek@redhat.com>
501 * constexpr.c (require_rvalue_constant_expression): New function.
502 * cp-tree.h: Declare it.
503 * semantics.c (finish_static_assert): Use it instead of
504 require_potential_rvalue_constant_expression.
506 2018-03-01 Jason Merrill <jason@redhat.com>
507 Alexandre Oliva <aoliva@redhat.com>
509 PR c++/71569 - ICE with redundant args on member variable template.
510 * decl.c (start_decl): Handle partial specialization of member
512 * pt.c (determine_specialization): Allow partial specialization
513 of member variable template without specializing enclosing class.
514 (process_partial_specialization): Improve error message.
516 2018-02-28 Jason Merrill <jason@redhat.com>
518 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
519 * pt.c (determine_specialization): Check ref-qualifier.
521 2018-02-28 Jakub Jelinek <jakub@redhat.com>
524 * parser.c (cp_parser_attributes_opt): Formatting fix.
525 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
526 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
528 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
529 instead of tentative parse to peek over optional attribute tokens
530 to check for CPP_COLON after them.
534 * pt.c (INCLUDE_STRING): Remove define.
535 (warn_spec_missing_attributes): Use pretty_printer instead of
536 std::string. Fix up inform call so that the list of attributes
539 2018-02-28 Martin Sebor <msebor@redhat.com>
542 * decl.c (duplicate_decls): Fully merge attributes const, pure,
545 2018-02-28 Nathan Sidwell <nathan@acm.org>
548 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
549 * name-lookup.c (fields_linear_search): Look in an anon-aggr
550 regardless of want_type.
551 (search_anon_aggr): Just use get_class_binding_direct.
553 2018-02-28 Jakub Jelinek <jakub@redhat.com>
555 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
558 2018-02-27 Martin Sebor <msebor@redhat.com>
560 * pt.c: Avoid including <string> directly.
562 2018-02-27 Martin Sebor <msebor@redhat.com>
566 * cp-tree.h (warn_spec_missing_attributes): New function.
567 ((check_explicit_specialization): Add an argument. Call the above
569 * decl.c (duplicate_decls): Avoid applying primary function template's
570 attributes to its explicit specializations.
571 cp/pt.c (warn_spec_missing_attributes): Define.
573 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
575 PR c++/71546 - lambda init-capture with qualified-id.
576 * parser.c (cp_parser_lambda_introducer): Clear scope after
579 2018-02-27 Nathan Sidwell <nathan@acm.org>
582 * name-lookup.h (get_member_slot): Rename ...
583 (find_member_slot): ... here.
584 (add_member_slot): New.
585 * name-lookup.c (member_vec_linear_search): No need to check for
587 (get_member_slot): Rename ...
588 (find_member_slot): ... here. Don't add slot for incomplete class.
589 (add_member_slot): New.
590 * class.c (add_method): Adjust get_member_slot rename. Bail out
591 if push_class_level_binding fails. Create slot and grok
592 properties once we're committed to insertion.
594 2018-02-27 Jason Merrill <jason@redhat.com>
596 PR c++/84489 - dependent default template argument
597 * pt.c (type_unification_real): Handle early substitution failure.
599 2018-02-26 Jason Merrill <jason@redhat.com>
601 PR c++/84560 - ICE capturing multi-dimensional VLA.
602 * tree.c (array_of_runtime_bound_p): False if the element is
605 PR c++/84441 - ICE with base initialized from ?:
606 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
608 PR c++/84520 - ICE with generic lambda in NSDMI.
609 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
610 'this' in a generic lambda instantiation.
612 PR c++/84559 - ICE with constexpr VLA.
613 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
614 for constexpr variable with VLA type.
616 2018-02-26 Jakub Jelinek <jakub@redhat.com>
619 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
620 a valid constant initializer. Formatting fixes.
622 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
625 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
627 (apply_late_template_attributes): Likewise.
629 2018-02-26 Jakub Jelinek <jakub@redhat.com>
632 * parser.c (cp_parser_omp_var_list_no_open): Only call
633 cp_parser_lookup_name_simple on names satisfying identifier_p.
634 (cp_parser_oacc_routine): Likewise.
636 2018-02-26 Jason Merrill <jason@redhat.com>
638 PR c++/84551 - ICE with concepts and -g.
639 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
641 2018-02-26 Marek Polacek <polacek@redhat.com>
644 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
647 2018-02-26 Jason Merrill <jason@redhat.com>
649 PR c++/84447 - ICE with deleted inherited ctor with default arg.
650 * call.c (build_over_call): Handle deleted functions in one place.
652 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
655 * decl.c (redeclaration_error_message): Don't try to use
656 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
658 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
660 * lambda.c (build_capture_proxy): Define static.
661 * cp-tree.h (build_capture_proxy): Remove.
663 2018-02-26 Marek Polacek <polacek@redhat.com>
666 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
667 if name is error node.
669 2018-02-25 Jason Merrill <jason@redhat.com>
671 PR c++/84015 - ICE with class deduction and auto template parm.
672 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
674 2018-02-24 Marek Polacek <polacek@redhat.com>
677 * constexpr.c (maybe_constant_init_1): New function.
678 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
679 (cxx_constant_init): New function.
680 * cp-tree.h (cxx_constant_init): Declare.
681 * typeck2.c (store_init_value): Call cxx_constant_init instead of
682 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
684 2018-02-22 Jason Merrill <jason@redhat.com>
686 PR c++/70468 - ICE with constructor delegation via typedef.
687 * pt.c (tsubst_initializer_list): Check for other mem-initializers
688 with constructor delegation.
690 2018-02-22 Jason Merrill <jason@redhat.com>
692 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
693 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
696 2018-02-22 Marek Polacek <polacek@redhat.com>
699 * parser.c (cp_parser_braced_list): Use require_open instead of
702 2018-02-21 Jason Merrill <jason@redhat.com>
704 PR c++/84454 - ICE with pack expansion in signature.
705 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
707 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
709 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
712 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
715 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
718 2018-02-20 Jakub Jelinek <jakub@redhat.com>
721 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
722 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
725 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
726 returns error_mark_node, return it immediately.
727 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
728 error_mark_node, return error_mark_node.
731 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
732 function_depth to avoid GC during finish_lambda_function.
734 2018-02-19 Jason Merrill <jason@redhat.com>
736 PR c++/84429 - ICE capturing VLA.
737 * lambda.c (build_capture_proxy): Handle reference refs.
739 2018-02-19 Jakub Jelinek <jakub@redhat.com>
742 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
743 either operand is error_mark_node, set current.lhs to that instead of
744 creating a binary op with error_mark_node operands.
747 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
749 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
752 * decl.c (grokdeclarator): Early return error_mark_node upon
753 ill-formed friend declaration.
755 2018-02-16 Marek Polacek <polacek@redhat.com>
756 Jakub Jelinek <jakub@redhat.com>
759 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
760 set *jump_target to anything if jump_target is NULL.
762 2018-02-16 Jason Merrill <jason@redhat.com>
764 PR c++/84151 - unnecessary volatile load with static member.
765 * call.c (build_new_method_call_1): Avoid loading from a volatile
766 lvalue used as the object argument for a static member function.
768 PR c++/81853 - using-directive and constexpr.
769 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
771 PR c++/84420 - ICE with structured binding in lambda.
772 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
774 PR c++/83835 - C++17 error with constructor ctors.
775 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
777 PR c++/82664 - ICE with reference to function template parm.
778 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
781 PR c++/82764 - C++17 ICE with empty base
782 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
784 2018-02-16 Jason Merrill <jason@redhat.com>
786 PR c++/84421 - type-dependent if constexpr
787 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
789 2018-02-16 Nathan Sidwell <nathan@acm.org>
791 Deprecate -ffriend-injection.
792 * decl.c (cxx_init_decl_processing): Emit warning on option.
793 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
796 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
799 * decl.c (check_special_function_return_type): Reject template
800 template parameter in deduction guide.
802 2018-02-16 Nathan Sidwell <nathan@acm.org>
805 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
807 2018-02-15 Jason Merrill <jason@redhat.com>
809 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
810 * call.c (convert_like_real): Don't use the copy-list-initialization
811 shortcut for ck_base.
813 PR c++/84045 - ICE with typedef and noexcept.
814 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
816 PR c++/84376 - ICE with omitted template arguments.
817 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
819 PR c++/84368 - wrong error with local variable in variadic lambda.
820 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
821 local_specializations.
823 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
826 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
829 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
832 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
835 2018-02-14 Nathan Sidwell <nathan@acm.org>
837 * decl2.c (mark_vtable_entries): Set input_location to decl's.
838 (c_parse_final_cleanups): Restore input_location after emitting
841 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
843 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
844 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
845 auto_deduction_context, tree, int): Add defaults.
846 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
847 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
848 tsubst_flags_t argument.
849 * init.c (build_new): Likewise.
851 2018-02-13 Jakub Jelinek <jakub@redhat.com>
854 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
855 about return other than *this in assignment operators if
856 retval is type dependent expression.
858 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
861 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
862 save_expr for the G++ extension.
864 2018-02-13 Jason Merrill <jason@redhat.com>
866 PR c++/84080 - ICE with return type deduction and specialization.
867 * pt.c (determine_specialization): Check uses_template_parms.
869 Fix more variadic capture issues.
870 * pt.c (find_parameter_packs_r): Also look at explicit captures.
871 (check_for_bare_parameter_packs): Check current_class_type for
873 (extract_locals_r): Handle seeing a full instantiation of a pack.
874 (tsubst_pack_expansion): Likewise. Force lambda capture.
875 * parser.c (cp_parser_lambda_introducer): Don't
876 check_for_bare_parameter_packs.
878 PR c++/84338 - wrong variadic sizeof.
879 * pt.c (argument_pack_select_arg): Like the macro, but look through
881 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
882 (extract_fnparm_pack): Do make_pack_expansion.
883 (extract_locals_r): Do strip a pack expansion.
884 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
886 2018-02-12 Jakub Jelinek <jakub@redhat.com>
889 * parser.c (cp_parser_binary_expression): Use build_min instead of
890 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
892 2018-02-12 Nathan Sidwell <nathan@acm.org>
895 * parser.c (cp_parser_decltype): Push and pop
896 deferring_access_checks. Reorganize to avoid goto.
898 2018-02-12 Richard Biener <rguenther@suse.de>
901 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
902 uniform constructors and delay allocating them fully.
904 2018-02-09 Jason Merrill <jason@redhat.com>
906 PR c++/84036 - ICE with variadic capture.
907 Handle variadic capture proxies more like non-variadic.
908 * lambda.c (build_capture_proxy): Remove workaround.
909 * pt.c (find_parameter_packs_r): The proxy is a pack.
910 (instantiate_class_template_1): Remove dead lambda code.
911 (extract_fnparm_pack): Don't make_pack_expansion.
912 (extract_locals_r): Don't strip a pack expansion.
913 (tsubst_pack_expansion): Handle proxy packs. Use
914 PACK_EXPANSION_EXTRA_ARGS less.
915 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
916 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
917 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
918 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
919 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
921 2018-02-10 Jakub Jelinek <jakub@redhat.com>
924 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
926 2018-02-09 Jason Merrill <jason@redhat.com>
928 PR c++/81917 - ICE with void_t and partial specialization.
929 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
930 calling most_specialized_partial_spec.
932 2018-02-09 Nathan Sidwell <nathan@acm.org>
935 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
936 Pass expr location to strict_aliasing_warning.
938 2018-02-09 Jason Merrill <jason@redhat.com>
940 PR c++/84296 - ICE with qualified-id in template.
942 * pt.c (unknown_base_ref_p): New.
943 (instantiation_dependent_scope_ref_p): Use it instead of
944 any_dependent_bases_p.
946 2018-02-09 Marek Polacek <polacek@redhat.com>
947 Jakub Jelinek <jakub@redhat.com>
950 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
951 fold_indirect_ref_1, including poly_*int64. Verify first that
952 tree_fits_poly_int64_p (op01). Formatting fixes.
954 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
956 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
957 * lambda.c (build_capture_proxy): Likewise.
958 * search.c (field_access_p): Likewise.
959 * semantics.c (omp_clause_decl, omp_privatize_field,
960 finish_omp_clauses): Likewise.
962 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
965 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
968 2018-02-08 Nathan Sidwell <nathan@acm.org>
970 * class.c (finish_struct): Fix std:initializer_list diagnostic
973 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
976 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
978 2018-02-07 Jakub Jelinek <jakub@redhat.com>
981 * parser.c (cp_parser_dot_deref_incomplete): New function.
982 (cp_parser_postfix_dot_deref_expression): Use it.
984 2018-02-07 David Malcolm <dmalcolm@redhat.com>
988 * name-lookup.c (suggest_rid_p): New function.
989 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
992 2018-02-07 Jason Merrill <jason@redhat.com>
994 PR c++/84182 - ICE with captured lambda
996 * pt.c (extract_locals_r, extract_local_specs): New.
997 (tsubst_pack_expansion): Use them.
999 2018-02-07 Martin Liska <mliska@suse.cz>
1002 * class.c (add_method): Append argument value.
1003 * cp-tree.h (maybe_version_functions): Add new argument.
1004 * decl.c (decls_match): Call it if a declaration does not
1005 have DECL_FUNCTION_VERSIONED.
1006 (maybe_version_functions): record argument is added.
1008 2018-02-05 Marek Polacek <polacek@redhat.com>
1010 * class.c: Remove unused global variables.
1011 (build_primary_vtable): Don't gather statistics.
1012 (print_class_statistics): Remove.
1013 * cp-tree.h (print_class_statistics): Remove.
1014 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1016 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1018 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1019 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1020 * decl.c (next_initializable_field, find_decomp_class_base,
1021 cp_finish_decomp): Likewise.
1022 * typeck2.c (process_init_constructor_record): Likewise.
1024 2018-02-02 Jason Merrill <jason@redhat.com>
1026 PR c++/84181 - ICE with lambda parm in template argument.
1027 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1029 2018-02-01 Jason Merrill <jason@redhat.com>
1031 PR c++/84160 - ICE with nested variadic capture.
1032 * lambda.c (is_capture_proxy_with_ref): New.
1033 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1035 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1036 * constexpr.c (potential_constant_expression_1): Likewise.
1037 * semantics.c (process_outer_var_ref): Likewise.
1039 2018-02-01 Marek Polacek <polacek@redhat.com>
1042 * typeck.c (build_address): Relax the assert when
1043 processing_template_decl.
1045 2018-02-01 Jason Merrill <jason@redhat.com>
1047 PR c++/84126 - ICE with variadic generic lambda
1050 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1051 PACK_EXPANSION_EXTRA_ARGS.
1053 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1056 * call.c (convert_like_real): If w're initializing from {} explicitly
1057 call abstract_virtuals_error_sfinae.
1059 2018-01-31 Jason Merrill <jason@redhat.com>
1060 Jakub Jelinek <jakub@redhat.com>
1063 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1064 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1067 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1070 * constexpr.c (diag_array_subscript): Emit different diagnostics
1071 if TYPE_DOMAIN (arraytype) is NULL.
1072 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1073 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1075 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1078 * semantics.c (finish_qualified_id_expr): When handling an
1079 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1081 2018-01-31 Marek Polacek <polacek@redhat.com>
1084 * cp-gimplify.c (cp_fold): Check if X is an error node before
1085 calling useless_type_conversion_p.
1087 2018-01-30 Jason Merrill <jason@redhat.com>
1089 PR c++/84091 - ICE with local class in lambda in template.
1090 * decl2.c (determine_visibility): Look for outer containing template
1093 PR c++/84098 - ICE with lambda in template NSDMI.
1094 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1096 2018-01-29 Jason Merrill <jason@redhat.com>
1098 PR c++/68810 - wrong location for reinterpret_cast error.
1099 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1102 2018-01-29 Marek Polacek <polacek@redhat.com>
1105 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1106 => fooarray[1] in offset_int.
1108 2018-01-29 Jason Merrill <jason@redhat.com>
1110 PR c++/83942 - wrong unused warning with static_cast.
1111 * cvt.c (ocp_convert): Call mark_rvalue_use.
1113 2018-01-26 Jason Merrill <jason@redhat.com>
1115 PR c++/83956 - wrong dtor error with anonymous union
1116 * method.c (walk_field_subobs): Variant members only affect
1118 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1120 PR c++/84036 - ICE with variadic capture.
1122 * pt.c (tsubst_pack_expansion): When optimizing a simple
1123 substitution, pull a single pack expansion out of its pack.
1125 PR c++/82514 - ICE with local class in generic lambda.
1126 * pt.c (regenerated_lambda_fn_p): Remove.
1127 (enclosing_instantiation_of): Don't use it.
1128 (tsubst_function_decl): Call enclosing_instantiation_of.
1130 * pt.c (lookup_template_class_1): Add sanity check.
1131 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1133 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1136 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1137 recursive calls that return ret.
1138 (cp_finish_decomp): Ignore unnamed bitfields.
1140 2018-01-23 Jason Merrill <jason@redhat.com>
1142 PR c++/82249 - wrong mismatched pack length error.
1143 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1144 unsubstituted function parameter pack.
1146 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1149 * decl.c (check_for_uninitialized_const_var): Not static; add
1150 bool and tsubst_flags_t parameters; adjust to be used both in
1151 constexpr context and not.
1152 * constexpr.c (potential_constant_expression_1): Use the above.
1153 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1155 2018-01-23 Jason Merrill <jason@redhat.com>
1157 PR c++/83947 - ICE with auto declarations.
1158 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1159 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1161 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1164 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1165 for pointer to member function types.
1167 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1170 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1171 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1173 2018-01-23 Nathan Sidwell <nathan@acm.org>
1176 * pt.c (tsubst_baselink): Remove optype assert.
1177 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1179 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1182 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1183 refers to incomplete type.
1185 2018-01-23 Nathan Sidwell <nathan@acm.org>
1187 Deprecate ARM-era for scope handling
1188 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1189 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1191 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1193 * semantics.c (begin_for_scope): Flag_new_for_scope is
1195 (finish_for_stmt, begin_range_for_stmt): Likewise.
1197 2018-01-22 Jason Merrill <jason@redhat.com>
1200 * decl2.c (determine_visibility): Fix template_decl handling
1201 instead of blocking it.
1203 PR c++/83720 - ICE with lambda and LTO.
1204 * decl2.c (determine_visibility): Clear template_decl for
1205 function-scope decls. Propagate anonymous linkage from containing
1208 2018-01-22 Marek Polacek <polacek@redhat.com>
1211 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1214 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1217 * decl.c (grokdeclarator): Don't diagnose extra parens
1220 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1223 * call.c (joust): Use TREE_TYPE (source) if source is
1224 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1227 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1228 for direct enum init.
1229 * decl.c (reshape_init): Likewise.
1231 2018-01-19 Marek Polacek <polacek@redhat.com>
1233 * constexpr.c (fold_simple): Simplify.
1235 2018-01-18 Jason Merrill <jason@redhat.com>
1238 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1239 * pt.c (instantiation_dependent_scope_ref_p): True if
1240 any_dependent_bases_p.
1242 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1244 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1245 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1247 2018-01-18 Jason Merrill <jason@redhat.com>
1249 PR c++/82461 - constexpr list-initialized member
1250 * constexpr.c (potential_constant_expression_1): Check
1251 TARGET_EXPR_DIRECT_INIT_P.
1253 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1256 * decl.c (xref_basetypes): Early return upon error about derived
1259 2018-01-18 Nathan Sidwell <nathan@acm.org>
1262 * cp-tree.h (mark_use): Declare.
1263 * expr.c (mark_use): Make extern.
1264 * call.c (direct_reference_binding): Set inner conv's
1265 rvaluedness_matches_p, if it is an identity.
1266 (convert_like_real): Mark lvalue or rvalue use for identity as
1267 rvaledness_matches_p demands.
1269 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1272 * parser.c (attr_chainon): New function.
1273 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1274 cp_parser_namespace_definition, cp_parser_init_declarator,
1275 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1276 cp_parser_gnu_attributes_opt): Use it.
1277 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1278 cp_parser_objc_struct_declaration): Likewise. Don't reset
1279 prefix_attributes if attributes is error_mark_node.
1281 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1284 * decl.c (grokdeclarator): Do not append the error_mark_node
1285 due to an erroneous optional attribute-specifier-seq.
1287 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1290 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1293 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1296 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1297 error_mark_node when we give an error.
1298 * decl.c (cp_finish_decl): Use the latter.
1300 2018-01-17 Nathan Sidwell <nathan@acm.org>
1303 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1305 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1308 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1309 the C++ part. If processing a template, call
1310 fold_non_dependent_expr rather than fully folding.
1312 2018-01-17 Jason Merrill <jason@redhat.com>
1314 PR c++/81067 - redundant NULL warning.
1315 * call.c (convert_like_real): Restore null_node handling.
1317 2018-01-17 Jason Merrill <jason@redhat.com>
1319 PR c++/81843 - ICE with variadic member template.
1321 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1324 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1327 * pt.c (type_dependent_expression_p): Strip any location wrapper
1328 before testing tree codes.
1329 (selftest::test_type_dependent_expression_p): New function.
1330 (selftest::cp_pt_c_tests): Call it.
1332 2018-01-17 Nathan Sidwell <nathan@acm.org>
1335 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1336 this not a final instantiation.
1338 2018-01-16 Jason Merrill <jason@redhat.com>
1340 PR c++/83714 - ICE checking return in template.
1341 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1343 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1346 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1347 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1348 instead of CALL_FROM_THUNK_P.
1351 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1352 (resort_type_member_vec, set_class_bindings,
1353 insert_late_enum_def_bindings): Use vec qsort method instead of
1354 calling qsort directly.
1356 2018-01-15 Martin Sebor <msebor@redhat.com>
1359 * class.c (find_flexarrays): Make a record of multiple flexible array
1362 2018-01-12 Jason Merrill <jason@redhat.com>
1364 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1365 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1367 2018-01-12 Nathan Sidwell <nathan@acm.org>
1369 * cp-tree.h (mark_rvalue_use): Add parm name.
1370 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1372 * call.c (convert_like_real): Fix formatting.
1374 2018-01-11 Jason Merrill <jason@redhat.com>
1376 PR c++/82728 - wrong -Wunused-but-set-variable
1379 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1380 * decl.c (case_conversion): Likewise.
1381 * semantics.c (finish_static_assert): Call
1382 perform_implicit_conversion_flags.
1384 2018-01-11 Nathan Sidwell <nathan@acm.org>
1386 * method.c (enum mangling_flags): Delete long-dead enum.
1388 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1390 * parser.c (cp_parser_std_attribute_spec): When
1391 token_pair::require_open / require_close return false simply
1392 return error_mark_node, avoid duplicate cp_parser_error about
1393 expected '(' / ')', respectively.
1395 2018-01-10 David Malcolm <dmalcolm@redhat.com>
1398 * call.c (null_ptr_cst_p): Strip location wrappers when
1399 converting from '0' to a pointer type in C++11 onwards.
1400 (conversion_null_warnings): Replace comparison with null_node with
1401 call to null_node_p.
1402 (build_over_call): Likewise.
1403 * cp-gimplify.c (cp_fold): Remove the early bailout when
1404 processing_template_decl.
1405 * cp-lang.c (selftest::run_cp_tests): Call
1406 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1407 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1408 (selftest::run_cp_tests): Move decl to bottom of file.
1409 (null_node_p): New inline function.
1410 (selftest::cp_pt_c_tests): New decl.
1411 (selftest::cp_tree_c_tests): New decl.
1412 * cvt.c (build_expr_type_conversion): Replace comparison with
1413 null_node with call to null_node_p.
1414 * error.c (args_to_string): Likewise.
1415 * except.c (build_throw): Likewise.
1416 * mangle.c (write_expression): Skip location wrapper nodes.
1417 * parser.c (literal_integer_zerop): New function.
1418 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1419 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1420 param of cp_parser_parenthesized_expression_list. When calling
1421 warn_for_memset, replace integer_zerop calls with
1422 literal_integer_zerop, eliminating the double logical negation
1423 cast to bool. Eliminate the special-casing for CONST_DECL in
1424 favor of the fold_for_warn within warn_for_memset.
1425 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1426 param, defaulting to false. Convert "expr" to a cp_expr, and call
1427 maybe_add_location_wrapper on it when wrap_locations_p is true.
1428 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1429 the result for RID_ALIGNOF and RID_SIZEOF.
1430 (cp_parser_builtin_offsetof): Likewise.
1431 * pt.c: Include "selftest.h".
1432 (tsubst_copy): Handle location wrappers.
1433 (tsubst_copy_and_build): Likewise.
1434 (build_non_dependent_expr): Likewise.
1435 (selftest::test_build_non_dependent_expr): New function.
1436 (selftest::cp_pt_c_tests): New function.
1437 * tree.c: Include "selftest.h".
1438 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1439 (selftest::test_lvalue_kind): New function.
1440 (selftest::cp_tree_c_tests): New function.
1441 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1442 (cp_build_binary_op): Replace comparison with null_node with call
1444 (build_address): Use location of operand when building address
1447 2018-01-10 Marek Polacek <polacek@redhat.com>
1450 * call.c (build_conditional_expr_1): Check complain before warning.
1451 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1452 -Wduplicated-branches.
1454 2018-01-10 Jakub Jelinek <jakub@redhat.com>
1457 * call.c (maybe_warn_class_memaccess): Add forward declaration.
1458 Change last argument from tree * to const vec<tree, va_gc> *, adjust
1459 args uses and check number of operands too. Don't strip away any
1460 nops. Use maybe_constant_value when looking for INTEGER_CST args.
1461 Deal with src argument not having pointer type. Check
1462 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
1464 (build_over_call): Call maybe_warn_class_memaccess here on the
1466 (build_cxx_call): Rather than here on converted arguments.
1468 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1471 * init.c (build_vec_init): Avoid building an INIT_EXPR with
1472 error_mark_node as second argument.
1474 2018-01-09 Jakub Jelinek <jakub@redhat.com>
1477 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1478 in STATEMENT_LIST. Remove unneeded assert.
1480 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1481 Alan Hayward <alan.hayward@arm.com>
1482 David Sherwood <david.sherwood@arm.com>
1484 * constexpr.c (cxx_eval_array_reference): Handle polynomial
1486 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1487 * call.c (build_conditional_expr_1): Likewise.
1488 * decl.c (cp_finish_decomp): Likewise.
1489 * mangle.c (write_type): Likewise.
1490 * typeck.c (structural_comptypes): Likewise.
1491 (cp_build_binary_op): Likewise.
1492 * typeck2.c (process_init_constructor_array): Likewise.
1494 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1497 * typeck.c (build_static_cast_1): For static casts to reference types,
1498 call build_base_path with flag_delete_null_pointer_checks as nonnull
1499 instead of always false. When -fsanitize=null, call
1500 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1501 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1502 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1504 2018-01-03 Nathan Sidwell <nathan@acm.org>
1507 * method.c (make_alias_for): Copy DECL_CONTEXT.
1509 2018-01-03 Marek Polacek <polacek@redhat.com>
1512 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1514 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1516 PR preprocessor/83602
1517 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1521 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1522 error_mark_node, return error_mark_node.
1524 Update copyright years.
1526 2018-01-02 Jakub Jelinek <jakub@redhat.com>
1529 * tree.c (replace_placeholders_r): Pass NULL as last argument to
1530 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
1531 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1532 to false and return.
1533 (replace_placeholders): Pass NULL instead of &pset as last argument
1536 2018-01-02 Nathan Sidwell <nathan@acm.org>
1538 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1541 Copyright (C) 2018 Free Software Foundation, Inc.
1543 Copying and distribution of this file, with or without modification,
1544 are permitted in any medium without royalty provided the copyright
1545 notice and this notice are preserved.