1 2018-03-30 Jakub Jelinek <jakub@redhat.com>
4 * semantics.c (finish_omp_reduction_clause): If
5 OMP_CLAUSE_REDUCTION_PLACEHOLDER is error_mark_node, return true
6 even if processing_template_decl.
8 2018-03-29 David Malcolm <dmalcolm@redhat.com>
11 * name-lookup.c (get_std_name_hint): Add names from <memory>,
12 <tuple>, and <utility>.
14 2018-03-29 Jason Merrill <jason@redhat.com>
16 PR c++/85093 - too many template args with pack expansion.
17 * pt.c (coerce_template_parms): Keep pack expansion args that will
20 2018-03-29 Jason Merrill <jason@redhat.com>
22 * pt.c (build_non_dependent_expr): Propagate expr location.
24 2018-03-27 Jason Merrill <jason@redhat.com>
26 PR c++/85060 - wrong-code with call to base member in template.
27 * search.c (any_dependent_bases_p): Check uses_template_parms
28 rather than processing_template_decl.
30 2018-03-29 David Malcolm <dmalcolm@redhat.com>
33 * typeck.c (convert_for_assignment): When complaining due to
34 conversions for an argument, attempt to use the location of the
37 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
40 * pt.c (tsubst_default_argument): Early return if the type of the
41 parameter is erroneous.
43 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
46 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
50 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
52 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
55 * method.c (defaulted_late_check): Partially revert r253321 changes,
56 do not early return upon error.
58 2018-03-27 Jakub Jelinek <jakub@redhat.com>
61 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
62 type call fold to generate VECTOR_CSTs when possible.
65 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
68 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
70 * search.c (check_final_overrider): Use inform instead of error
71 for the diagnostics of the overridden functions. Tweak wording.
73 2018-03-27 Jakub Jelinek <jakub@redhat.com>
76 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
77 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
79 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
80 Jason Merrill <jason@redhat.com>
83 * init.c (build_aggr_init): When initializing from array,
84 reject anything but CONSTRUCTORs and TARGET_EXPRs.
85 (build_vec_init): Handle separately ARRAY_TYPEs.
87 2018-03-26 Jason Merrill <jason@redhat.com>
89 PR c++/85062 - ICE with alignas in wrong place.
90 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
93 PR c++/85049 - ICE with __integer_pack.
94 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
95 * cp-tree.h (TEMPLATE_PARM_P): New.
97 2018-03-23 Jason Merrill <jason@redhat.com>
99 PR c++/78489 - wrong SFINAE behavior.
102 * pt.c (type_unification_real): Don't defer substitution failure.
104 2018-03-23 Jakub Jelinek <jakub@redhat.com>
107 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
111 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
112 cp_build_unary_op call with gcc_unreachable ().
114 2018-03-23 Marek Polacek <polacek@redhat.com>
117 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
118 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
119 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
121 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
124 * parser.c (cp_parser_perform_range_for_lookup): Change
125 the condition for deciding whether to use members.
127 2018-03-23 Marek Polacek <polacek@redhat.com>
130 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
132 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
135 * parser.c (cp_parser_alias_declaration): Call
136 parser_check_template_parameters.
139 * pt.c (resolve_typename_type): Drop assert that stopped
140 simplification to template-independent types. Add assert to
141 verify the initial scope is template dependent.
142 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
143 Reparse the id expression as a type-name, not a declarator.
146 * init.c (build_vec_init): Error at parenthesized array init.
151 * cp-tree.h (temp_override): New template class, generalizing
152 a cleanup that was only used...
153 * parser.c (cp_parser_parameter_declaration_clause):
154 ... here for auto_is_implicit_function_template_parm_p.
155 (cp_parser_gnu_attributes_opt): Use it here as well.
156 (cp_parser_std_attribute): Likewise.
158 2018-03-22 Marek Polacek <polacek@redhat.com>
161 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
164 2018-03-21 Jason Merrill <jason@redhat.com>
166 PR c++/81311 - wrong C++17 overload resolution.
167 * call.c (build_user_type_conversion_1): Remove C++17 code.
168 (conv_binds_ref_to_prvalue): New.
169 (build_over_call): Handle C++17 copy elision.
170 (build_special_member_call): Only do C++17 copy elision here if the
171 argument is already the right type.
173 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
176 * init.c (build_vec_init): Silence error, former sorry,
181 * parser.c (abort_fully_implicit_template_p): New.
182 (cp_parser_skip_to_end_of_statement): Use it.
183 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
184 (finish_fully_implicit_template_p): Clear
185 implicit_template_parms and implicit_template_scope.
187 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
190 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
191 error_mark_node when check_array_designated_initializer fails.
193 2018-03-21 Jakub Jelinek <jakub@redhat.com>
196 * cp-tree.h (genericize_compound_lvalue): Declare.
197 * typeck.c (genericize_compound_lvalue): New function.
198 (unary_complex_lvalue, cp_build_modify_expr): Use it.
199 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
200 and PREDECREMENT_EXPR in output and "m" constrained input operands with
201 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
202 COMPOUND_EXPR operand.
204 2018-03-21 Nathan Sidwell <nathan@acm.org>
207 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
208 * decl2.c (vague_linkage_p): Likewise.
210 2018-03-21 David Malcolm <dmalcolm@redhat.com>
213 * constexpr.c (constexpr_fn_retval): Make non-"static".
214 * cp-tree.h (constexpr_fn_retval): New decl.
215 * search.c (direct_accessor_p): Update leading comment.
216 (reference_accessor_p): Likewise.
217 (field_accessor_p): Replace check that function body is a
218 RETURN_EXPR with a call to constexpr_fn_retval. Fix
219 indentation of "field_type" decl.
221 2018-03-21 Nathan Sidwell <nathan@acm.org>
224 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
227 2018-03-21 Martin Sebor <msebor@redhat.com>
230 * call.c (first_non_public_field): New template and function.
231 (first_non_trivial_field): New function.
232 (maybe_warn_class_memaccess): Call them.
234 2018-03-21 David Malcolm <dmalcolm@redhat.com>
237 * search.c (field_accessor_p): Use class_of_this_parm rather than
238 type_of_this_parm, to check that "this" is a "const T *", rather
241 2018-03-21 Nathan Sidwell <nathan@acm.org>
243 * class.c (finish_struct_anon_r): Refactor, deprecate anything
244 other than public non-static data members.
245 * parser.c (cp_parser_init_declarator): Deprecate attributes after
246 parenthesized initializer.
249 * name-lookup.c (update_binding): Correct logic for local binding
252 2018-03-21 Marek Polacek <polacek@redhat.com>
254 PR c++/71638, ICE with NSDMI and reference.
255 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
256 even when we replace an element.
258 2018-03-20 Marek Polacek <polacek@redhat.com>
260 PR c++/84978, ICE with NRVO.
261 * constexpr.c (cxx_eval_constant_expression): Handle the case when
262 a RESULT_DECL isn't in the hash map.
264 2018-03-20 Jason Merrill <jason@redhat.com>
266 PR c++/84978, ICE with NRVO.
267 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
268 (cp_get_callee_fndecl_nofold): New.
269 * cp-gimplify.c (cp_genericize_r): Use it instead.
270 * call.c (check_self_delegation): Likewise.
272 2018-03-20 Nathan Sidwell <nathan@acm.org>
275 * name-lookup.c (pushdecl_class_level): Push anon-struct's
276 member_vec, if there is one.
279 * cp-tree.h (lookup_list_keep): Declare.
280 * tree.c (lookup_list_keep): New, broken out of ...
281 (build_min): ... here. Call it.
282 * decl.c (cp_finish_decl): Call lookup_list_keep.
284 2018-03-19 Jason Merrill <jason@redhat.com>
286 PR c++/84937 - ICE with class deduction and auto.
287 * pt.c (rewrite_template_parm): Fix auto handling.
289 2018-03-19 Marek Polacek <polacek@redhat.com>
292 * pt.c (enclosing_instantiation_of): Check if fn is null.
295 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
296 as we evaluate the elements.
297 (cxx_eval_constant_expression): Verify constructor's flags
300 2018-03-19 Jason Merrill <jason@redhat.com>
302 PR c++/71834 - template-id with too few arguments.
303 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
305 2018-03-19 Nathan Sidwell <nathan@acm.org>
308 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
309 * pt.c (build_template_decl): Propagate language linkage.
312 * name-lookup.c (set_local_extern_decl_linkage): Defend against
315 2018-03-16 Jakub Jelinek <jakub@redhat.com>
318 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
320 * method.c (synthesize_method): Likewise.
321 * pt.c (convert_nontype_argument): Likewise.
323 2018-03-16 Jason Merrill <jason@redhat.com>
325 PR c++/84720 - ICE with rvalue ref non-type argument.
326 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
327 (convert_nontype_argument): Revert earlier change.
329 PR c++/80227 - SFINAE and negative array size.
330 * decl.c (compute_array_index_type): Use
331 build_converted_constant_expr and valid_constant_size_p.
333 PR c++/84906 - silent wrong code with ambiguous conversion.
334 * call.c (build_user_type_conversion_1): Set need_temporary_p on
335 ambiguous conversion.
336 (convert_like_real): Check it.
338 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
339 * call.c (build_special_member_call): Don't convert an init-list
340 argument directly to the class type.
342 2018-03-16 Jakub Jelinek <jakub@redhat.com>
346 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
347 (find_placeholder): Declare.
348 * tree.c (struct replace_placeholders_t): Add exp member.
349 (replace_placeholders_r): Don't walk into ctors with
350 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
351 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
352 (replace_placeholders): Initialize data.exp.
353 (find_placeholders_r, find_placeholders): New functions.
354 * typeck2.c (process_init_constructor_record,
355 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
356 if adding NSDMI on which find_placeholder returns true.
357 * call.c (build_over_call): Don't call replace_placeholders here.
358 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
359 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
361 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
364 2018-03-16 Jason Merrill <jason@redhat.com>
366 PR c++/83911 - ICE with multiversioned constructor.
367 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
369 * call.c (build_over_call): Not here.
371 2018-03-16 Jakub Jelinek <jakub@redhat.com>
374 * decl.c (reshape_init_class): Don't assert d->cur->index == field
375 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
377 2018-03-15 Jakub Jelinek <jakub@redhat.com>
380 * cp-tree.h (cp_warn_deprecated_use): Declare.
381 * tree.c (cp_warn_deprecated_use): New function.
382 * typeck2.c (build_functional_cast): Use it.
383 * decl.c (grokparms): Likewise.
384 (grokdeclarator): Likewise. Temporarily push nested class scope
385 around grokparms call for out of class member definitions.
387 2018-03-14 Jason Merrill <jason@redhat.com>
389 PR c++/84820 - no error for invalid qualified-id.
390 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
393 PR c++/84801 - ICE with unexpanded pack in lambda.
394 * pt.c (check_for_bare_parameter_packs): Don't return early for a
395 lambda in non-template context.
397 PR c++/81236 - auto variable and auto function
398 * pt.c (tsubst_baselink): Update the type of the BASELINK after
401 2018-03-14 Jason Merrill <jason@redhat.com>
403 PR c++/83916 - ICE with template template parameters.
404 * pt.c (convert_template_argument): Don't substitute into type of
405 non-type parameter if we don't have enough arg levels.
408 2018-03-14 Marek Polacek <polacek@redhat.com>
411 * semantics.c (finish_static_assert): Check
412 instantiation_dependent_expression_p instead of
413 {type,value}_dependent_expression_p.
415 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
416 Jason Merrill <jason@redhat.com>
418 PR c++/82336 - link error with list-init default argument.
419 * decl.c (check_default_argument): Unshare an initializer list.
421 2018-03-13 Jakub Jelinek <jakub@redhat.com>
424 * decl.c (duplicate_decls): For redefinition of built-in, use error
425 and return error_mark_node. For redeclaration, return error_mark_node
426 rather than olddecl if !flag_permissive.
428 2018-03-13 Jason Merrill <jason@redhat.com>
430 PR c++/82565 - ICE with concepts and generic lambda.
431 * pt.c (instantiate_decl): Clear fn_context for lambdas.
433 2018-03-13 Jason Merrill <jason@redhat.com>
435 PR c++/84720 - ICE with rvalue ref non-type argument.
436 * pt.c (convert_nontype_argument): Handle rvalue references.
438 PR c++/84839 - ICE with decltype of parameter pack.
439 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
440 instantiating dummy parms.
442 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
443 parameter even without -Wpedantic.
445 PR c++/84798 - ICE with auto in abstract function declarator.
446 * parser.c (cp_parser_parameter_declaration_clause): Check
447 parser->default_arg_ok_p.
449 2018-03-13 Jakub Jelinek <jakub@redhat.com>
452 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
453 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
454 sizetype. Formatting fixes.
456 2018-03-12 Jason Merrill <jason@redhat.com>
458 PR c++/84355 - ICE with deduction for member class template.
459 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
460 CLASS_PLACEHOLDER_TEMPLATE.
462 PR c++/84802 - ICE capturing uninstantiated class.
463 * lambda.c (build_capture_proxy): Call complete_type.
465 2018-03-09 Jason Merrill <jason@redhat.com>
467 PR c++/84770 - ICE with typedef and parameter pack.
468 * pt.c (verify_unstripped_args_1): Split out from
469 verify_unstripped_args.
471 PR c++/84785 - ICE with alias template and default targs.
472 * pt.c (type_unification_real): Set processing_template_decl if
475 PR c++/84752 - ICE with capture of constexpr array.
476 * call.c (standard_conversion): Set rvaluedness_matches_p on the
477 identity conversion under ck_lvalue.
479 2018-03-09 Jason Merrill <jason@redhat.com>
480 Paolo Carlini <paolo.carlini@oracle.com>
484 * pt.c (any_erroneous_template_args_p): New.
485 * cp-tree.h (any_erroneous_template_args_p): Declare it.
486 * parser.c (cp_parser_class_specifier_1): Use it.
488 2018-03-09 Jason Merrill <jason@redhat.com>
490 PR c++/84726 - unnecessary capture of constant vars.
491 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
492 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
493 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
494 * lambda.c (is_constant_capture_proxy)
495 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
496 (prune_lambda_captures): New.
497 (finish_lambda_function): Call prune_lambda_captures.
499 2018-03-09 Jason Merrill <jason@redhat.com>
500 Jakub Jelinek <jakub@redhat.com>
503 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
504 build ADDR_EXPR with REFERENCE_TYPE.
505 (build_over_call): For purposes of check_function_arguments, if
506 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
507 its operand rather than the argument itself.
509 2018-03-09 Jakub Jelinek <jakub@redhat.com>
512 * decl.c (duplicate_decls): Don't override __* prefixed builtins
513 except for __[^b]*_chk, instead issue permerror and for -fpermissive
514 also a note and return olddecl.
516 2018-03-09 Nathan Sidwell <nathan@acm.org>
519 * name-lookup.c (do_pushdecl_with_scope): Only clear
520 current_function_decl when pushing a non-class (i.e. namespace)
523 2018-03-08 Jason Merrill <jason@redhat.com>
524 Jakub Jelinek <jakub@redhat.com>
527 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
528 not calling mark_used for the benefit of -Wunused-function warning.
530 2018-03-06 Jason Merrill <jason@redhat.com>
532 * lambda.c (is_capture_proxy_with_ref): Remove.
533 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
535 2018-03-06 Marek Polacek <polacek@redhat.com>
538 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
541 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
544 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
545 only while processing template decls.
546 * typeck.c (build_x_conditional_expr): Move wrapping of
547 reference type around type...
548 * call.c (build_conditional_expr_1): ... here. Rename
549 is_lvalue to is_glvalue.
550 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
551 INDIRECT_REF of COND_EXPR too.
554 * init.c (build_zero_init_1): Zero-initialize references.
557 * semantics.c (finish_stmt_expr_expr): Reject unresolved
558 overloads used as stmt expr values.
560 2018-03-05 Jason Merrill <jason@redhat.com>
562 PR c++/84708 - ICE with lambda in local class NSDMI.
563 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
566 2018-03-05 Jakub Jelinek <jakub@redhat.com>
569 * constexpr.c (constexpr_call_hasher::equal): Return false if
570 lhs->hash != rhs->hash. Change return 1 to return true and
571 return 0 to return false.
573 2018-03-05 Nathan Sidwell <nathan@acm.org>
576 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
578 2018-03-05 Marek Polacek <polacek@redhat.com>
581 * decl.c (duplicate_decls): Check DECL_NAME before accessing
584 2018-03-05 Nathan Sidwell <nathan@acm.org>
587 * friend.c (do_friend): Restore check for identifier_p inside
590 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
593 * parser.c (cp_parser_lambda_introducer): Reject any capture not
594 involving a VAR_DECL or a PARM_DECL.
596 2018-03-05 Pádraig Brady <P@draigBrady.com>
597 Jason Merrill <jason@redhat.com>
598 Nathan Sidwell <nathan@acm.org>
601 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
603 2018-03-03 Jason Merrill <jason@redhat.com>
605 PR c++/84686 - missing volatile loads.
606 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
608 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
611 * optimize.c (maybe_thunk_body): Bail out immediately if either
612 fns[0] or fns[1] is null.
614 2018-03-02 Marek Polacek <polacek@redhat.com>
617 * constexpr.c (get_array_or_vector_nelts): New.
618 (cxx_eval_array_reference): Use it.
619 (cxx_eval_vec_init_1): Likewise.
620 (cxx_eval_store_expression): Likewise.
622 2018-03-02 Jason Merrill <jason@redhat.com>
624 * semantics.c (force_paren_expr): Remove redundant test.
626 2018-03-02 Marek Polacek <polacek@redhat.com>
629 * decl.c (cp_complete_array_type): Check error_mark_node.
632 * typeck.c (cp_perform_integral_promotions): Check the result of
635 2018-03-02 Jakub Jelinek <jakub@redhat.com>
638 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
639 RETURN instead of return.
640 <case POINTER_PLUS_EXPR>: Likewise.
641 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
642 it instead of wrapping it into CONVERT_EXPR.
644 2018-03-02 Jason Merrill <jason@redhat.com>
647 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
649 2018-03-02 Marek Polacek <polacek@redhat.com>
652 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
653 wrapped in VIEW_CONVERT_EXPR.
655 2018-03-01 Martin Sebor <msebor@redhat.com>
658 * decl.c (check_redeclaration_no_default_args): Merge attributes
659 specified on redeclarations of the same function template.
662 2018-03-01 Marek Polacek <polacek@redhat.com>
663 Jason Merrill <jason@redhat.com>
666 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
668 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
669 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
670 of instantiate_non_dependent_expr.
671 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
673 2018-03-01 Nathan Sidwell <nathan@acm.org>
676 * name-lookup.c (member_vec_dedup): Remove manually peeled
677 iteration. Ignore dependent ctor inheritance.
679 2018-03-01 Jason Merrill <jason@redhat.com>
681 PR c++/71569 - decltype of template.
682 * parser.c (cp_parser_decltype_expr): Handle missing template args.
684 2018-03-01 Marek Polacek <polacek@redhat.com>
687 * constexpr.c (require_rvalue_constant_expression): New function.
688 * cp-tree.h: Declare it.
689 * semantics.c (finish_static_assert): Use it instead of
690 require_potential_rvalue_constant_expression.
692 2018-03-01 Jason Merrill <jason@redhat.com>
693 Alexandre Oliva <aoliva@redhat.com>
695 PR c++/71569 - ICE with redundant args on member variable template.
696 * decl.c (start_decl): Handle partial specialization of member
698 * pt.c (determine_specialization): Allow partial specialization
699 of member variable template without specializing enclosing class.
700 (process_partial_specialization): Improve error message.
702 2018-02-28 Jason Merrill <jason@redhat.com>
704 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
705 * pt.c (determine_specialization): Check ref-qualifier.
707 2018-02-28 Jakub Jelinek <jakub@redhat.com>
710 * parser.c (cp_parser_attributes_opt): Formatting fix.
711 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
712 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
714 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
715 instead of tentative parse to peek over optional attribute tokens
716 to check for CPP_COLON after them.
720 * pt.c (INCLUDE_STRING): Remove define.
721 (warn_spec_missing_attributes): Use pretty_printer instead of
722 std::string. Fix up inform call so that the list of attributes
725 2018-02-28 Martin Sebor <msebor@redhat.com>
728 * decl.c (duplicate_decls): Fully merge attributes const, pure,
731 2018-02-28 Nathan Sidwell <nathan@acm.org>
734 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
735 * name-lookup.c (fields_linear_search): Look in an anon-aggr
736 regardless of want_type.
737 (search_anon_aggr): Just use get_class_binding_direct.
739 2018-02-28 Jakub Jelinek <jakub@redhat.com>
741 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
744 2018-02-27 Martin Sebor <msebor@redhat.com>
746 * pt.c: Avoid including <string> directly.
748 2018-02-27 Martin Sebor <msebor@redhat.com>
752 * cp-tree.h (warn_spec_missing_attributes): New function.
753 ((check_explicit_specialization): Add an argument. Call the above
755 * decl.c (duplicate_decls): Avoid applying primary function template's
756 attributes to its explicit specializations.
757 cp/pt.c (warn_spec_missing_attributes): Define.
759 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
761 PR c++/71546 - lambda init-capture with qualified-id.
762 * parser.c (cp_parser_lambda_introducer): Clear scope after
765 2018-02-27 Nathan Sidwell <nathan@acm.org>
768 * name-lookup.h (get_member_slot): Rename ...
769 (find_member_slot): ... here.
770 (add_member_slot): New.
771 * name-lookup.c (member_vec_linear_search): No need to check for
773 (get_member_slot): Rename ...
774 (find_member_slot): ... here. Don't add slot for incomplete class.
775 (add_member_slot): New.
776 * class.c (add_method): Adjust get_member_slot rename. Bail out
777 if push_class_level_binding fails. Create slot and grok
778 properties once we're committed to insertion.
780 2018-02-27 Jason Merrill <jason@redhat.com>
782 PR c++/84489 - dependent default template argument
783 * pt.c (type_unification_real): Handle early substitution failure.
785 2018-02-26 Jason Merrill <jason@redhat.com>
787 PR c++/84560 - ICE capturing multi-dimensional VLA.
788 * tree.c (array_of_runtime_bound_p): False if the element is
791 PR c++/84441 - ICE with base initialized from ?:
792 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
794 PR c++/84520 - ICE with generic lambda in NSDMI.
795 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
796 'this' in a generic lambda instantiation.
798 PR c++/84559 - ICE with constexpr VLA.
799 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
800 for constexpr variable with VLA type.
802 2018-02-26 Jakub Jelinek <jakub@redhat.com>
805 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
806 a valid constant initializer. Formatting fixes.
808 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
811 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
813 (apply_late_template_attributes): Likewise.
815 2018-02-26 Jakub Jelinek <jakub@redhat.com>
818 * parser.c (cp_parser_omp_var_list_no_open): Only call
819 cp_parser_lookup_name_simple on names satisfying identifier_p.
820 (cp_parser_oacc_routine): Likewise.
822 2018-02-26 Jason Merrill <jason@redhat.com>
824 PR c++/84551 - ICE with concepts and -g.
825 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
827 2018-02-26 Marek Polacek <polacek@redhat.com>
830 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
833 2018-02-26 Jason Merrill <jason@redhat.com>
835 PR c++/84447 - ICE with deleted inherited ctor with default arg.
836 * call.c (build_over_call): Handle deleted functions in one place.
838 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
841 * decl.c (redeclaration_error_message): Don't try to use
842 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
844 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
846 * lambda.c (build_capture_proxy): Define static.
847 * cp-tree.h (build_capture_proxy): Remove.
849 2018-02-26 Marek Polacek <polacek@redhat.com>
852 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
853 if name is error node.
855 2018-02-25 Jason Merrill <jason@redhat.com>
857 PR c++/84015 - ICE with class deduction and auto template parm.
858 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
860 2018-02-24 Marek Polacek <polacek@redhat.com>
863 * constexpr.c (maybe_constant_init_1): New function.
864 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
865 (cxx_constant_init): New function.
866 * cp-tree.h (cxx_constant_init): Declare.
867 * typeck2.c (store_init_value): Call cxx_constant_init instead of
868 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
870 2018-02-22 Jason Merrill <jason@redhat.com>
872 PR c++/70468 - ICE with constructor delegation via typedef.
873 * pt.c (tsubst_initializer_list): Check for other mem-initializers
874 with constructor delegation.
876 2018-02-22 Jason Merrill <jason@redhat.com>
878 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
879 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
882 2018-02-22 Marek Polacek <polacek@redhat.com>
885 * parser.c (cp_parser_braced_list): Use require_open instead of
888 2018-02-21 Jason Merrill <jason@redhat.com>
890 PR c++/84454 - ICE with pack expansion in signature.
891 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
893 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
895 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
898 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
901 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
904 2018-02-20 Jakub Jelinek <jakub@redhat.com>
907 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
908 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
911 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
912 returns error_mark_node, return it immediately.
913 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
914 error_mark_node, return error_mark_node.
917 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
918 function_depth to avoid GC during finish_lambda_function.
920 2018-02-19 Jason Merrill <jason@redhat.com>
922 PR c++/84429 - ICE capturing VLA.
923 * lambda.c (build_capture_proxy): Handle reference refs.
925 2018-02-19 Jakub Jelinek <jakub@redhat.com>
928 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
929 either operand is error_mark_node, set current.lhs to that instead of
930 creating a binary op with error_mark_node operands.
933 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
935 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
938 * decl.c (grokdeclarator): Early return error_mark_node upon
939 ill-formed friend declaration.
941 2018-02-16 Marek Polacek <polacek@redhat.com>
942 Jakub Jelinek <jakub@redhat.com>
945 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
946 set *jump_target to anything if jump_target is NULL.
948 2018-02-16 Jason Merrill <jason@redhat.com>
950 PR c++/84151 - unnecessary volatile load with static member.
951 * call.c (build_new_method_call_1): Avoid loading from a volatile
952 lvalue used as the object argument for a static member function.
954 PR c++/81853 - using-directive and constexpr.
955 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
957 PR c++/84420 - ICE with structured binding in lambda.
958 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
960 PR c++/83835 - C++17 error with constructor ctors.
961 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
963 PR c++/82664 - ICE with reference to function template parm.
964 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
967 PR c++/82764 - C++17 ICE with empty base
968 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
970 2018-02-16 Jason Merrill <jason@redhat.com>
972 PR c++/84421 - type-dependent if constexpr
973 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
975 2018-02-16 Nathan Sidwell <nathan@acm.org>
977 Deprecate -ffriend-injection.
978 * decl.c (cxx_init_decl_processing): Emit warning on option.
979 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
982 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
985 * decl.c (check_special_function_return_type): Reject template
986 template parameter in deduction guide.
988 2018-02-16 Nathan Sidwell <nathan@acm.org>
991 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
993 2018-02-15 Jason Merrill <jason@redhat.com>
995 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
996 * call.c (convert_like_real): Don't use the copy-list-initialization
997 shortcut for ck_base.
999 PR c++/84045 - ICE with typedef and noexcept.
1000 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
1002 PR c++/84376 - ICE with omitted template arguments.
1003 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
1005 PR c++/84368 - wrong error with local variable in variadic lambda.
1006 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1007 local_specializations.
1009 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1012 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1015 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1018 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1021 2018-02-14 Nathan Sidwell <nathan@acm.org>
1023 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1024 (c_parse_final_cleanups): Restore input_location after emitting
1027 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1029 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1030 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1031 auto_deduction_context, tree, int): Add defaults.
1032 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1033 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1034 tsubst_flags_t argument.
1035 * init.c (build_new): Likewise.
1037 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1040 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1041 about return other than *this in assignment operators if
1042 retval is type dependent expression.
1044 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1047 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1048 save_expr for the G++ extension.
1050 2018-02-13 Jason Merrill <jason@redhat.com>
1052 PR c++/84080 - ICE with return type deduction and specialization.
1053 * pt.c (determine_specialization): Check uses_template_parms.
1055 Fix more variadic capture issues.
1056 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1057 (check_for_bare_parameter_packs): Check current_class_type for
1059 (extract_locals_r): Handle seeing a full instantiation of a pack.
1060 (tsubst_pack_expansion): Likewise. Force lambda capture.
1061 * parser.c (cp_parser_lambda_introducer): Don't
1062 check_for_bare_parameter_packs.
1064 PR c++/84338 - wrong variadic sizeof.
1065 * pt.c (argument_pack_select_arg): Like the macro, but look through
1067 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1068 (extract_fnparm_pack): Do make_pack_expansion.
1069 (extract_locals_r): Do strip a pack expansion.
1070 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1072 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1075 * parser.c (cp_parser_binary_expression): Use build_min instead of
1076 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1078 2018-02-12 Nathan Sidwell <nathan@acm.org>
1081 * parser.c (cp_parser_decltype): Push and pop
1082 deferring_access_checks. Reorganize to avoid goto.
1084 2018-02-12 Richard Biener <rguenther@suse.de>
1087 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1088 uniform constructors and delay allocating them fully.
1090 2018-02-09 Jason Merrill <jason@redhat.com>
1092 PR c++/84036 - ICE with variadic capture.
1093 Handle variadic capture proxies more like non-variadic.
1094 * lambda.c (build_capture_proxy): Remove workaround.
1095 * pt.c (find_parameter_packs_r): The proxy is a pack.
1096 (instantiate_class_template_1): Remove dead lambda code.
1097 (extract_fnparm_pack): Don't make_pack_expansion.
1098 (extract_locals_r): Don't strip a pack expansion.
1099 (tsubst_pack_expansion): Handle proxy packs. Use
1100 PACK_EXPANSION_EXTRA_ARGS less.
1101 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1102 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1103 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1104 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1105 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1107 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1110 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1112 2018-02-09 Jason Merrill <jason@redhat.com>
1114 PR c++/81917 - ICE with void_t and partial specialization.
1115 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1116 calling most_specialized_partial_spec.
1118 2018-02-09 Nathan Sidwell <nathan@acm.org>
1121 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1122 Pass expr location to strict_aliasing_warning.
1124 2018-02-09 Jason Merrill <jason@redhat.com>
1126 PR c++/84296 - ICE with qualified-id in template.
1128 * pt.c (unknown_base_ref_p): New.
1129 (instantiation_dependent_scope_ref_p): Use it instead of
1130 any_dependent_bases_p.
1132 2018-02-09 Marek Polacek <polacek@redhat.com>
1133 Jakub Jelinek <jakub@redhat.com>
1136 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1137 fold_indirect_ref_1, including poly_*int64. Verify first that
1138 tree_fits_poly_int64_p (op01). Formatting fixes.
1140 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1142 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1143 * lambda.c (build_capture_proxy): Likewise.
1144 * search.c (field_access_p): Likewise.
1145 * semantics.c (omp_clause_decl, omp_privatize_field,
1146 finish_omp_clauses): Likewise.
1148 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1151 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1152 case of nullptr too.
1154 2018-02-08 Nathan Sidwell <nathan@acm.org>
1156 * class.c (finish_struct): Fix std:initializer_list diagnostic
1159 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1162 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1164 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1167 * parser.c (cp_parser_dot_deref_incomplete): New function.
1168 (cp_parser_postfix_dot_deref_expression): Use it.
1170 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1174 * name-lookup.c (suggest_rid_p): New function.
1175 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1178 2018-02-07 Jason Merrill <jason@redhat.com>
1180 PR c++/84182 - ICE with captured lambda
1182 * pt.c (extract_locals_r, extract_local_specs): New.
1183 (tsubst_pack_expansion): Use them.
1185 2018-02-07 Martin Liska <mliska@suse.cz>
1188 * class.c (add_method): Append argument value.
1189 * cp-tree.h (maybe_version_functions): Add new argument.
1190 * decl.c (decls_match): Call it if a declaration does not
1191 have DECL_FUNCTION_VERSIONED.
1192 (maybe_version_functions): record argument is added.
1194 2018-02-05 Marek Polacek <polacek@redhat.com>
1196 * class.c: Remove unused global variables.
1197 (build_primary_vtable): Don't gather statistics.
1198 (print_class_statistics): Remove.
1199 * cp-tree.h (print_class_statistics): Remove.
1200 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1202 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1204 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1205 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1206 * decl.c (next_initializable_field, find_decomp_class_base,
1207 cp_finish_decomp): Likewise.
1208 * typeck2.c (process_init_constructor_record): Likewise.
1210 2018-02-02 Jason Merrill <jason@redhat.com>
1212 PR c++/84181 - ICE with lambda parm in template argument.
1213 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1215 2018-02-01 Jason Merrill <jason@redhat.com>
1217 PR c++/84160 - ICE with nested variadic capture.
1218 * lambda.c (is_capture_proxy_with_ref): New.
1219 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1221 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1222 * constexpr.c (potential_constant_expression_1): Likewise.
1223 * semantics.c (process_outer_var_ref): Likewise.
1225 2018-02-01 Marek Polacek <polacek@redhat.com>
1228 * typeck.c (build_address): Relax the assert when
1229 processing_template_decl.
1231 2018-02-01 Jason Merrill <jason@redhat.com>
1233 PR c++/84126 - ICE with variadic generic lambda
1236 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1237 PACK_EXPANSION_EXTRA_ARGS.
1239 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1242 * call.c (convert_like_real): If w're initializing from {} explicitly
1243 call abstract_virtuals_error_sfinae.
1245 2018-01-31 Jason Merrill <jason@redhat.com>
1246 Jakub Jelinek <jakub@redhat.com>
1249 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1250 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1253 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1256 * constexpr.c (diag_array_subscript): Emit different diagnostics
1257 if TYPE_DOMAIN (arraytype) is NULL.
1258 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1259 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1261 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1264 * semantics.c (finish_qualified_id_expr): When handling an
1265 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1267 2018-01-31 Marek Polacek <polacek@redhat.com>
1270 * cp-gimplify.c (cp_fold): Check if X is an error node before
1271 calling useless_type_conversion_p.
1273 2018-01-30 Jason Merrill <jason@redhat.com>
1275 PR c++/84091 - ICE with local class in lambda in template.
1276 * decl2.c (determine_visibility): Look for outer containing template
1279 PR c++/84098 - ICE with lambda in template NSDMI.
1280 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1282 2018-01-29 Jason Merrill <jason@redhat.com>
1284 PR c++/68810 - wrong location for reinterpret_cast error.
1285 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1288 2018-01-29 Marek Polacek <polacek@redhat.com>
1291 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1292 => fooarray[1] in offset_int.
1294 2018-01-29 Jason Merrill <jason@redhat.com>
1296 PR c++/83942 - wrong unused warning with static_cast.
1297 * cvt.c (ocp_convert): Call mark_rvalue_use.
1299 2018-01-26 Jason Merrill <jason@redhat.com>
1301 PR c++/83956 - wrong dtor error with anonymous union
1302 * method.c (walk_field_subobs): Variant members only affect
1304 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1306 PR c++/84036 - ICE with variadic capture.
1308 * pt.c (tsubst_pack_expansion): When optimizing a simple
1309 substitution, pull a single pack expansion out of its pack.
1311 PR c++/82514 - ICE with local class in generic lambda.
1312 * pt.c (regenerated_lambda_fn_p): Remove.
1313 (enclosing_instantiation_of): Don't use it.
1314 (tsubst_function_decl): Call enclosing_instantiation_of.
1316 * pt.c (lookup_template_class_1): Add sanity check.
1317 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1319 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1322 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1323 recursive calls that return ret.
1324 (cp_finish_decomp): Ignore unnamed bitfields.
1326 2018-01-23 Jason Merrill <jason@redhat.com>
1328 PR c++/82249 - wrong mismatched pack length error.
1329 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1330 unsubstituted function parameter pack.
1332 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1335 * decl.c (check_for_uninitialized_const_var): Not static; add
1336 bool and tsubst_flags_t parameters; adjust to be used both in
1337 constexpr context and not.
1338 * constexpr.c (potential_constant_expression_1): Use the above.
1339 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1341 2018-01-23 Jason Merrill <jason@redhat.com>
1343 PR c++/83947 - ICE with auto declarations.
1344 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1345 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1347 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1350 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1351 for pointer to member function types.
1353 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1356 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1357 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1359 2018-01-23 Nathan Sidwell <nathan@acm.org>
1362 * pt.c (tsubst_baselink): Remove optype assert.
1363 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1365 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1368 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1369 refers to incomplete type.
1371 2018-01-23 Nathan Sidwell <nathan@acm.org>
1373 Deprecate ARM-era for scope handling
1374 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1375 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1377 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1379 * semantics.c (begin_for_scope): Flag_new_for_scope is
1381 (finish_for_stmt, begin_range_for_stmt): Likewise.
1383 2018-01-22 Jason Merrill <jason@redhat.com>
1386 * decl2.c (determine_visibility): Fix template_decl handling
1387 instead of blocking it.
1389 PR c++/83720 - ICE with lambda and LTO.
1390 * decl2.c (determine_visibility): Clear template_decl for
1391 function-scope decls. Propagate anonymous linkage from containing
1394 2018-01-22 Marek Polacek <polacek@redhat.com>
1397 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1400 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1403 * decl.c (grokdeclarator): Don't diagnose extra parens
1406 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1409 * call.c (joust): Use TREE_TYPE (source) if source is
1410 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1413 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1414 for direct enum init.
1415 * decl.c (reshape_init): Likewise.
1417 2018-01-19 Marek Polacek <polacek@redhat.com>
1419 * constexpr.c (fold_simple): Simplify.
1421 2018-01-18 Jason Merrill <jason@redhat.com>
1424 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1425 * pt.c (instantiation_dependent_scope_ref_p): True if
1426 any_dependent_bases_p.
1428 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1430 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1431 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1433 2018-01-18 Jason Merrill <jason@redhat.com>
1435 PR c++/82461 - constexpr list-initialized member
1436 * constexpr.c (potential_constant_expression_1): Check
1437 TARGET_EXPR_DIRECT_INIT_P.
1439 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1442 * decl.c (xref_basetypes): Early return upon error about derived
1445 2018-01-18 Nathan Sidwell <nathan@acm.org>
1448 * cp-tree.h (mark_use): Declare.
1449 * expr.c (mark_use): Make extern.
1450 * call.c (direct_reference_binding): Set inner conv's
1451 rvaluedness_matches_p, if it is an identity.
1452 (convert_like_real): Mark lvalue or rvalue use for identity as
1453 rvaledness_matches_p demands.
1455 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1458 * parser.c (attr_chainon): New function.
1459 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1460 cp_parser_namespace_definition, cp_parser_init_declarator,
1461 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1462 cp_parser_gnu_attributes_opt): Use it.
1463 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1464 cp_parser_objc_struct_declaration): Likewise. Don't reset
1465 prefix_attributes if attributes is error_mark_node.
1467 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1470 * decl.c (grokdeclarator): Do not append the error_mark_node
1471 due to an erroneous optional attribute-specifier-seq.
1473 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1476 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1479 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1482 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1483 error_mark_node when we give an error.
1484 * decl.c (cp_finish_decl): Use the latter.
1486 2018-01-17 Nathan Sidwell <nathan@acm.org>
1489 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1491 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1494 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1495 the C++ part. If processing a template, call
1496 fold_non_dependent_expr rather than fully folding.
1498 2018-01-17 Jason Merrill <jason@redhat.com>
1500 PR c++/81067 - redundant NULL warning.
1501 * call.c (convert_like_real): Restore null_node handling.
1503 2018-01-17 Jason Merrill <jason@redhat.com>
1505 PR c++/81843 - ICE with variadic member template.
1507 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1510 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1513 * pt.c (type_dependent_expression_p): Strip any location wrapper
1514 before testing tree codes.
1515 (selftest::test_type_dependent_expression_p): New function.
1516 (selftest::cp_pt_c_tests): Call it.
1518 2018-01-17 Nathan Sidwell <nathan@acm.org>
1521 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1522 this not a final instantiation.
1524 2018-01-16 Jason Merrill <jason@redhat.com>
1526 PR c++/83714 - ICE checking return in template.
1527 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1529 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1532 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1533 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1534 instead of CALL_FROM_THUNK_P.
1537 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1538 (resort_type_member_vec, set_class_bindings,
1539 insert_late_enum_def_bindings): Use vec qsort method instead of
1540 calling qsort directly.
1542 2018-01-15 Martin Sebor <msebor@redhat.com>
1545 * class.c (find_flexarrays): Make a record of multiple flexible array
1548 2018-01-12 Jason Merrill <jason@redhat.com>
1550 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1551 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1553 2018-01-12 Nathan Sidwell <nathan@acm.org>
1555 * cp-tree.h (mark_rvalue_use): Add parm name.
1556 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1558 * call.c (convert_like_real): Fix formatting.
1560 2018-01-11 Jason Merrill <jason@redhat.com>
1562 PR c++/82728 - wrong -Wunused-but-set-variable
1565 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1566 * decl.c (case_conversion): Likewise.
1567 * semantics.c (finish_static_assert): Call
1568 perform_implicit_conversion_flags.
1570 2018-01-11 Nathan Sidwell <nathan@acm.org>
1572 * method.c (enum mangling_flags): Delete long-dead enum.
1574 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1576 * parser.c (cp_parser_std_attribute_spec): When
1577 token_pair::require_open / require_close return false simply
1578 return error_mark_node, avoid duplicate cp_parser_error about
1579 expected '(' / ')', respectively.
1581 2018-01-10 David Malcolm <dmalcolm@redhat.com>
1584 * call.c (null_ptr_cst_p): Strip location wrappers when
1585 converting from '0' to a pointer type in C++11 onwards.
1586 (conversion_null_warnings): Replace comparison with null_node with
1587 call to null_node_p.
1588 (build_over_call): Likewise.
1589 * cp-gimplify.c (cp_fold): Remove the early bailout when
1590 processing_template_decl.
1591 * cp-lang.c (selftest::run_cp_tests): Call
1592 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1593 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1594 (selftest::run_cp_tests): Move decl to bottom of file.
1595 (null_node_p): New inline function.
1596 (selftest::cp_pt_c_tests): New decl.
1597 (selftest::cp_tree_c_tests): New decl.
1598 * cvt.c (build_expr_type_conversion): Replace comparison with
1599 null_node with call to null_node_p.
1600 * error.c (args_to_string): Likewise.
1601 * except.c (build_throw): Likewise.
1602 * mangle.c (write_expression): Skip location wrapper nodes.
1603 * parser.c (literal_integer_zerop): New function.
1604 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1605 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1606 param of cp_parser_parenthesized_expression_list. When calling
1607 warn_for_memset, replace integer_zerop calls with
1608 literal_integer_zerop, eliminating the double logical negation
1609 cast to bool. Eliminate the special-casing for CONST_DECL in
1610 favor of the fold_for_warn within warn_for_memset.
1611 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1612 param, defaulting to false. Convert "expr" to a cp_expr, and call
1613 maybe_add_location_wrapper on it when wrap_locations_p is true.
1614 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1615 the result for RID_ALIGNOF and RID_SIZEOF.
1616 (cp_parser_builtin_offsetof): Likewise.
1617 * pt.c: Include "selftest.h".
1618 (tsubst_copy): Handle location wrappers.
1619 (tsubst_copy_and_build): Likewise.
1620 (build_non_dependent_expr): Likewise.
1621 (selftest::test_build_non_dependent_expr): New function.
1622 (selftest::cp_pt_c_tests): New function.
1623 * tree.c: Include "selftest.h".
1624 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1625 (selftest::test_lvalue_kind): New function.
1626 (selftest::cp_tree_c_tests): New function.
1627 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1628 (cp_build_binary_op): Replace comparison with null_node with call
1630 (build_address): Use location of operand when building address
1633 2018-01-10 Marek Polacek <polacek@redhat.com>
1636 * call.c (build_conditional_expr_1): Check complain before warning.
1637 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1638 -Wduplicated-branches.
1640 2018-01-10 Jakub Jelinek <jakub@redhat.com>
1643 * call.c (maybe_warn_class_memaccess): Add forward declaration.
1644 Change last argument from tree * to const vec<tree, va_gc> *, adjust
1645 args uses and check number of operands too. Don't strip away any
1646 nops. Use maybe_constant_value when looking for INTEGER_CST args.
1647 Deal with src argument not having pointer type. Check
1648 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
1650 (build_over_call): Call maybe_warn_class_memaccess here on the
1652 (build_cxx_call): Rather than here on converted arguments.
1654 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1657 * init.c (build_vec_init): Avoid building an INIT_EXPR with
1658 error_mark_node as second argument.
1660 2018-01-09 Jakub Jelinek <jakub@redhat.com>
1663 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1664 in STATEMENT_LIST. Remove unneeded assert.
1666 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1667 Alan Hayward <alan.hayward@arm.com>
1668 David Sherwood <david.sherwood@arm.com>
1670 * constexpr.c (cxx_eval_array_reference): Handle polynomial
1672 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1673 * call.c (build_conditional_expr_1): Likewise.
1674 * decl.c (cp_finish_decomp): Likewise.
1675 * mangle.c (write_type): Likewise.
1676 * typeck.c (structural_comptypes): Likewise.
1677 (cp_build_binary_op): Likewise.
1678 * typeck2.c (process_init_constructor_array): Likewise.
1680 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1683 * typeck.c (build_static_cast_1): For static casts to reference types,
1684 call build_base_path with flag_delete_null_pointer_checks as nonnull
1685 instead of always false. When -fsanitize=null, call
1686 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1687 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1688 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1690 2018-01-03 Nathan Sidwell <nathan@acm.org>
1693 * method.c (make_alias_for): Copy DECL_CONTEXT.
1695 2018-01-03 Marek Polacek <polacek@redhat.com>
1698 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1700 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1702 PR preprocessor/83602
1703 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1707 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1708 error_mark_node, return error_mark_node.
1710 Update copyright years.
1712 2018-01-02 Jakub Jelinek <jakub@redhat.com>
1715 * tree.c (replace_placeholders_r): Pass NULL as last argument to
1716 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
1717 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1718 to false and return.
1719 (replace_placeholders): Pass NULL instead of &pset as last argument
1722 2018-01-02 Nathan Sidwell <nathan@acm.org>
1724 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1727 Copyright (C) 2018 Free Software Foundation, Inc.
1729 Copying and distribution of this file, with or without modification,
1730 are permitted in any medium without royalty provided the copyright
1731 notice and this notice are preserved.