1 2018-03-29 David Malcolm <dmalcolm@redhat.com>
4 * name-lookup.c (get_std_name_hint): Add names from <memory>,
5 <tuple>, and <utility>.
7 2018-03-29 Jason Merrill <jason@redhat.com>
9 PR c++/85093 - too many template args with pack expansion.
10 * pt.c (coerce_template_parms): Keep pack expansion args that will
13 2018-03-29 Jason Merrill <jason@redhat.com>
15 * pt.c (build_non_dependent_expr): Propagate expr location.
17 2018-03-27 Jason Merrill <jason@redhat.com>
19 PR c++/85060 - wrong-code with call to base member in template.
20 * search.c (any_dependent_bases_p): Check uses_template_parms
21 rather than processing_template_decl.
23 2018-03-29 David Malcolm <dmalcolm@redhat.com>
26 * typeck.c (convert_for_assignment): When complaining due to
27 conversions for an argument, attempt to use the location of the
30 2018-03-28 Paolo Carlini <paolo.carlini@oracle.com>
33 * pt.c (tsubst_default_argument): Early return if the type of the
34 parameter is erroneous.
36 2018-03-28 Alexandre Oliva <aoliva@redhat.com>
39 * decl2.c (note_vague_linkage_fn): Don't defer uninstantiated
43 * tree.c (strip_typedefs_expr): Reject STATEMENT_LISTs.
45 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
48 * method.c (defaulted_late_check): Partially revert r253321 changes,
49 do not early return upon error.
51 2018-03-27 Jakub Jelinek <jakub@redhat.com>
54 * cp-gimplify.c (cp_fold) <case CONSTRUCTOR>: For ctors with vector
55 type call fold to generate VECTOR_CSTs when possible.
58 * tree.c (cp_build_reference_type): If to_type is error_mark_node,
61 2018-03-27 Volker Reichelt <v.reichelt@netcologne.de>
63 * search.c (check_final_overrider): Use inform instead of error
64 for the diagnostics of the overridden functions. Tweak wording.
66 2018-03-27 Jakub Jelinek <jakub@redhat.com>
69 * class.c (update_vtable_entry_for_fn): Don't ICE if base_binfo
70 is NULL. Assert if thunk_binfo is NULL then errorcount is non-zero.
72 2018-03-27 Paolo Carlini <paolo.carlini@oracle.com>
73 Jason Merrill <jason@redhat.com>
76 * init.c (build_aggr_init): When initializing from array,
77 reject anything but CONSTRUCTORs and TARGET_EXPRs.
78 (build_vec_init): Handle separately ARRAY_TYPEs.
80 2018-03-26 Jason Merrill <jason@redhat.com>
82 PR c++/85062 - ICE with alignas in wrong place.
83 * decl.c (grokdeclarator): Ignore attributes on type-specifiers
86 PR c++/85049 - ICE with __integer_pack.
87 * pt.c (unify_pack_expansion): Don't try to deduce generated packs.
88 * cp-tree.h (TEMPLATE_PARM_P): New.
90 2018-03-23 Jason Merrill <jason@redhat.com>
92 PR c++/78489 - wrong SFINAE behavior.
95 * pt.c (type_unification_real): Don't defer substitution failure.
97 2018-03-23 Jakub Jelinek <jakub@redhat.com>
100 * decl.c (compute_array_index_type): Set osize to mark_rvalue_use
104 * pt.c (tsubst_copy_and_build) <case FIX_TRUNC_EXPR>: Replace
105 cp_build_unary_op call with gcc_unreachable ().
107 2018-03-23 Marek Polacek <polacek@redhat.com>
110 * cxx-pretty-print.c (cxx_pretty_printer::multiplicative_expression):
111 Handle EXACT_DIV_EXPR and RDIV_EXPR. Tweak condition.
112 (cxx_pretty_printer::expression): Handle EXACT_DIV_EXPR and RDIV_EXPR.
114 2018-03-23 Ville Voutilainen <ville.voutilainen@gmail.com>
117 * parser.c (cp_parser_perform_range_for_lookup): Change
118 the condition for deciding whether to use members.
120 2018-03-23 Marek Polacek <polacek@redhat.com>
123 * semantics.c (finish_offsetof): Don't allow CONST_DECLs.
125 2018-03-23 Alexandre Oliva <aoliva@redhat.com>
128 * parser.c (cp_parser_alias_declaration): Call
129 parser_check_template_parameters.
132 * pt.c (resolve_typename_type): Drop assert that stopped
133 simplification to template-independent types. Add assert to
134 verify the initial scope is template dependent.
135 * parser.c (cp_parser_parse_and_diagnose_invalid_type_name):
136 Reparse the id expression as a type-name, not a declarator.
139 * init.c (build_vec_init): Error at parenthesized array init.
144 * cp-tree.h (temp_override): New template class, generalizing
145 a cleanup that was only used...
146 * parser.c (cp_parser_parameter_declaration_clause):
147 ... here for auto_is_implicit_function_template_parm_p.
148 (cp_parser_gnu_attributes_opt): Use it here as well.
149 (cp_parser_std_attribute): Likewise.
151 2018-03-22 Marek Polacek <polacek@redhat.com>
154 * semantics.c (finish_if_stmt_cond): Check if the type of the condition
157 2018-03-21 Jason Merrill <jason@redhat.com>
159 PR c++/81311 - wrong C++17 overload resolution.
160 * call.c (build_user_type_conversion_1): Remove C++17 code.
161 (conv_binds_ref_to_prvalue): New.
162 (build_over_call): Handle C++17 copy elision.
163 (build_special_member_call): Only do C++17 copy elision here if the
164 argument is already the right type.
166 2018-03-21 Alexandre Oliva <aoliva@redhat.com>
169 * init.c (build_vec_init): Silence error, former sorry,
174 * parser.c (abort_fully_implicit_template_p): New.
175 (cp_parser_skip_to_end_of_statement): Use it.
176 (cp_parser_skip_to_end_of_block_or_statement): Likewise.
177 (finish_fully_implicit_template_p): Clear
178 implicit_template_parms and implicit_template_scope.
180 2018-03-21 Paolo Carlini <paolo.carlini@oracle.com>
183 * decl.c (maybe_deduce_size_from_array_init): Set TREE_TYPE to
184 error_mark_node when check_array_designated_initializer fails.
186 2018-03-21 Jakub Jelinek <jakub@redhat.com>
189 * cp-tree.h (genericize_compound_lvalue): Declare.
190 * typeck.c (genericize_compound_lvalue): New function.
191 (unary_complex_lvalue, cp_build_modify_expr): Use it.
192 * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR
193 and PREDECREMENT_EXPR in output and "m" constrained input operands with
194 COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost
195 COMPOUND_EXPR operand.
197 2018-03-21 Nathan Sidwell <nathan@acm.org>
200 * tree.c (decl_linkage): Use DECL_CLONED_FUNCTION_P.
201 * decl2.c (vague_linkage_p): Likewise.
203 2018-03-21 David Malcolm <dmalcolm@redhat.com>
206 * constexpr.c (constexpr_fn_retval): Make non-"static".
207 * cp-tree.h (constexpr_fn_retval): New decl.
208 * search.c (direct_accessor_p): Update leading comment.
209 (reference_accessor_p): Likewise.
210 (field_accessor_p): Replace check that function body is a
211 RETURN_EXPR with a call to constexpr_fn_retval. Fix
212 indentation of "field_type" decl.
214 2018-03-21 Nathan Sidwell <nathan@acm.org>
217 * name-lookup.c (do_pushtag): Permit lambdas to be pushed into
220 2018-03-21 Martin Sebor <msebor@redhat.com>
223 * call.c (first_non_public_field): New template and function.
224 (first_non_trivial_field): New function.
225 (maybe_warn_class_memaccess): Call them.
227 2018-03-21 David Malcolm <dmalcolm@redhat.com>
230 * search.c (field_accessor_p): Use class_of_this_parm rather than
231 type_of_this_parm, to check that "this" is a "const T *", rather
234 2018-03-21 Nathan Sidwell <nathan@acm.org>
236 * class.c (finish_struct_anon_r): Refactor, deprecate anything
237 other than public non-static data members.
238 * parser.c (cp_parser_init_declarator): Deprecate attributes after
239 parenthesized initializer.
242 * name-lookup.c (update_binding): Correct logic for local binding
245 2018-03-21 Marek Polacek <polacek@redhat.com>
247 PR c++/71638, ICE with NSDMI and reference.
248 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
249 even when we replace an element.
251 2018-03-20 Marek Polacek <polacek@redhat.com>
253 PR c++/84978, ICE with NRVO.
254 * constexpr.c (cxx_eval_constant_expression): Handle the case when
255 a RESULT_DECL isn't in the hash map.
257 2018-03-20 Jason Merrill <jason@redhat.com>
259 PR c++/84978, ICE with NRVO.
260 * cvt.c (cp_get_fndecl_from_callee): Add fold parameter.
261 (cp_get_callee_fndecl_nofold): New.
262 * cp-gimplify.c (cp_genericize_r): Use it instead.
263 * call.c (check_self_delegation): Likewise.
265 2018-03-20 Nathan Sidwell <nathan@acm.org>
268 * name-lookup.c (pushdecl_class_level): Push anon-struct's
269 member_vec, if there is one.
272 * cp-tree.h (lookup_list_keep): Declare.
273 * tree.c (lookup_list_keep): New, broken out of ...
274 (build_min): ... here. Call it.
275 * decl.c (cp_finish_decl): Call lookup_list_keep.
277 2018-03-19 Jason Merrill <jason@redhat.com>
279 PR c++/84937 - ICE with class deduction and auto.
280 * pt.c (rewrite_template_parm): Fix auto handling.
282 2018-03-19 Marek Polacek <polacek@redhat.com>
285 * pt.c (enclosing_instantiation_of): Check if fn is null.
288 * constexpr.c (cxx_eval_bare_aggregate): Update constructor's flags
289 as we evaluate the elements.
290 (cxx_eval_constant_expression): Verify constructor's flags
293 2018-03-19 Jason Merrill <jason@redhat.com>
295 PR c++/71834 - template-id with too few arguments.
296 * pt.c (coerce_template_parms): Check fixed_parameter_pack_p.
298 2018-03-19 Nathan Sidwell <nathan@acm.org>
301 * lambda.c (maybe_add_lambda_conv_op): Force C++ linkage.
302 * pt.c (build_template_decl): Propagate language linkage.
305 * name-lookup.c (set_local_extern_decl_linkage): Defend against
308 2018-03-16 Jakub Jelinek <jakub@redhat.com>
311 * parser.c (cp_parser_lambda_introducer): Remove trailing space from
313 * method.c (synthesize_method): Likewise.
314 * pt.c (convert_nontype_argument): Likewise.
316 2018-03-16 Jason Merrill <jason@redhat.com>
318 PR c++/84720 - ICE with rvalue ref non-type argument.
319 * pt.c (invalid_nontype_parm_type_p): Prohibit rvalue reference.
320 (convert_nontype_argument): Revert earlier change.
322 PR c++/80227 - SFINAE and negative array size.
323 * decl.c (compute_array_index_type): Use
324 build_converted_constant_expr and valid_constant_size_p.
326 PR c++/84906 - silent wrong code with ambiguous conversion.
327 * call.c (build_user_type_conversion_1): Set need_temporary_p on
328 ambiguous conversion.
329 (convert_like_real): Check it.
331 PR c++/83937 - wrong C++17 handling of init-list ctor argument.
332 * call.c (build_special_member_call): Don't convert an init-list
333 argument directly to the class type.
335 2018-03-16 Jakub Jelinek <jakub@redhat.com>
339 * cp-tree.h (CONSTRUCTOR_PLACEHOLDER_BOUNDARY): Define.
340 (find_placeholder): Declare.
341 * tree.c (struct replace_placeholders_t): Add exp member.
342 (replace_placeholders_r): Don't walk into ctors with
343 CONSTRUCTOR_PLACEHOLDER_BOUNDARY flag set, unless they are equal to
344 d->exp. Replace PLACEHOLDER_EXPR with unshare_expr (x) rather than x.
345 (replace_placeholders): Initialize data.exp.
346 (find_placeholders_r, find_placeholders): New functions.
347 * typeck2.c (process_init_constructor_record,
348 process_init_constructor_union): Set CONSTRUCTOR_PLACEHOLDER_BOUNDARY
349 if adding NSDMI on which find_placeholder returns true.
350 * call.c (build_over_call): Don't call replace_placeholders here.
351 * cp-gimplify.c (cp_genericize_r): Set TARGET_EXPR_NO_ELIDE on
352 TARGET_EXPRs with CONSTRUCTOR_PLACEHOLDER_BOUNDARY set on
354 (cp_fold): Copy over CONSTRUCTOR_PLACEHOLDER_BOUNDARY bit to new
357 2018-03-16 Jason Merrill <jason@redhat.com>
359 PR c++/83911 - ICE with multiversioned constructor.
360 * cp-gimplify.c (cp_genericize_r): Replace versioned function with
362 * call.c (build_over_call): Not here.
364 2018-03-16 Jakub Jelinek <jakub@redhat.com>
367 * decl.c (reshape_init_class): Don't assert d->cur->index == field
368 if d->cur->index is a FIELD_DECL, instead set field to d->cur->index.
370 2018-03-15 Jakub Jelinek <jakub@redhat.com>
373 * cp-tree.h (cp_warn_deprecated_use): Declare.
374 * tree.c (cp_warn_deprecated_use): New function.
375 * typeck2.c (build_functional_cast): Use it.
376 * decl.c (grokparms): Likewise.
377 (grokdeclarator): Likewise. Temporarily push nested class scope
378 around grokparms call for out of class member definitions.
380 2018-03-14 Jason Merrill <jason@redhat.com>
382 PR c++/84820 - no error for invalid qualified-id.
383 * parser.c (cp_parser_make_indirect_declarator): Don't wrap
386 PR c++/84801 - ICE with unexpanded pack in lambda.
387 * pt.c (check_for_bare_parameter_packs): Don't return early for a
388 lambda in non-template context.
390 PR c++/81236 - auto variable and auto function
391 * pt.c (tsubst_baselink): Update the type of the BASELINK after
394 2018-03-14 Jason Merrill <jason@redhat.com>
396 PR c++/83916 - ICE with template template parameters.
397 * pt.c (convert_template_argument): Don't substitute into type of
398 non-type parameter if we don't have enough arg levels.
401 2018-03-14 Marek Polacek <polacek@redhat.com>
404 * semantics.c (finish_static_assert): Check
405 instantiation_dependent_expression_p instead of
406 {type,value}_dependent_expression_p.
408 2018-03-13 Paolo Carlini <paolo.carlini@oracle.com>
409 Jason Merrill <jason@redhat.com>
411 PR c++/82336 - link error with list-init default argument.
412 * decl.c (check_default_argument): Unshare an initializer list.
414 2018-03-13 Jakub Jelinek <jakub@redhat.com>
417 * decl.c (duplicate_decls): For redefinition of built-in, use error
418 and return error_mark_node. For redeclaration, return error_mark_node
419 rather than olddecl if !flag_permissive.
421 2018-03-13 Jason Merrill <jason@redhat.com>
423 PR c++/82565 - ICE with concepts and generic lambda.
424 * pt.c (instantiate_decl): Clear fn_context for lambdas.
426 2018-03-13 Jason Merrill <jason@redhat.com>
428 PR c++/84720 - ICE with rvalue ref non-type argument.
429 * pt.c (convert_nontype_argument): Handle rvalue references.
431 PR c++/84839 - ICE with decltype of parameter pack.
432 * pt.c (tsubst_pack_expansion): Set cp_unevaluated_operand while
433 instantiating dummy parms.
435 * parser.c (cp_parser_simple_type_specifier): Pedwarn about auto
436 parameter even without -Wpedantic.
438 PR c++/84798 - ICE with auto in abstract function declarator.
439 * parser.c (cp_parser_parameter_declaration_clause): Check
440 parser->default_arg_ok_p.
442 2018-03-13 Jakub Jelinek <jakub@redhat.com>
445 * constexpr.c (find_array_ctor_elt): Don't use elt reference after
446 first potential CONSTRUCTOR_ELTS reallocation. Convert dindex to
447 sizetype. Formatting fixes.
449 2018-03-12 Jason Merrill <jason@redhat.com>
451 PR c++/84355 - ICE with deduction for member class template.
452 * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Always substitute into
453 CLASS_PLACEHOLDER_TEMPLATE.
455 PR c++/84802 - ICE capturing uninstantiated class.
456 * lambda.c (build_capture_proxy): Call complete_type.
458 2018-03-09 Jason Merrill <jason@redhat.com>
460 PR c++/84770 - ICE with typedef and parameter pack.
461 * pt.c (verify_unstripped_args_1): Split out from
462 verify_unstripped_args.
464 PR c++/84785 - ICE with alias template and default targs.
465 * pt.c (type_unification_real): Set processing_template_decl if
468 PR c++/84752 - ICE with capture of constexpr array.
469 * call.c (standard_conversion): Set rvaluedness_matches_p on the
470 identity conversion under ck_lvalue.
472 2018-03-09 Jason Merrill <jason@redhat.com>
473 Paolo Carlini <paolo.carlini@oracle.com>
477 * pt.c (any_erroneous_template_args_p): New.
478 * cp-tree.h (any_erroneous_template_args_p): Declare it.
479 * parser.c (cp_parser_class_specifier_1): Use it.
481 2018-03-09 Jason Merrill <jason@redhat.com>
483 PR c++/84726 - unnecessary capture of constant vars.
484 * cp-tree.h (LAMBDA_CAPTURE_EXPLICIT_P)
485 (LAMBDA_EXPR_CAPTURE_OPTIMIZED): New.
486 * expr.c (mark_use): Set LAMBDA_EXPR_CAPTURE_OPTIMIZED.
487 * lambda.c (is_constant_capture_proxy)
488 (current_lambda_expr, var_to_maybe_prune, mark_const_cap_r)
489 (prune_lambda_captures): New.
490 (finish_lambda_function): Call prune_lambda_captures.
492 2018-03-09 Jason Merrill <jason@redhat.com>
493 Jakub Jelinek <jakub@redhat.com>
496 * call.c (convert_arg_to_ellipsis): Instead of cp_build_addr_expr
497 build ADDR_EXPR with REFERENCE_TYPE.
498 (build_over_call): For purposes of check_function_arguments, if
499 argarray[j] is ADDR_EXPR with REFERENCE_TYPE created above, use
500 its operand rather than the argument itself.
502 2018-03-09 Jakub Jelinek <jakub@redhat.com>
505 * decl.c (duplicate_decls): Don't override __* prefixed builtins
506 except for __[^b]*_chk, instead issue permerror and for -fpermissive
507 also a note and return olddecl.
509 2018-03-09 Nathan Sidwell <nathan@acm.org>
512 * name-lookup.c (do_pushdecl_with_scope): Only clear
513 current_function_decl when pushing a non-class (i.e. namespace)
516 2018-03-08 Jason Merrill <jason@redhat.com>
517 Jakub Jelinek <jakub@redhat.com>
520 * call.c (build_over_call): In templates set TREE_USED (first_fn) when
521 not calling mark_used for the benefit of -Wunused-function warning.
523 2018-03-06 Jason Merrill <jason@redhat.com>
525 * lambda.c (is_capture_proxy_with_ref): Remove.
526 * constexpr.c, expr.c, cp-tree.h, semantics.c: Adjust.
528 2018-03-06 Marek Polacek <polacek@redhat.com>
531 * constexpr.c (cxx_bind_parameters_in_call): Unshare evaluated
534 2018-03-06 Alexandre Oliva <aoliva@redhat.com>
537 * tree.c (lvalue_kind): Use presence/absence of REFERENCE_TYPE
538 only while processing template decls.
539 * typeck.c (build_x_conditional_expr): Move wrapping of
540 reference type around type...
541 * call.c (build_conditional_expr_1): ... here. Rename
542 is_lvalue to is_glvalue.
543 * parser.c (cp_parser_fold_expression): Catch REFERENCE_REF_P
544 INDIRECT_REF of COND_EXPR too.
547 * init.c (build_zero_init_1): Zero-initialize references.
550 * semantics.c (finish_stmt_expr_expr): Reject unresolved
551 overloads used as stmt expr values.
553 2018-03-05 Jason Merrill <jason@redhat.com>
555 PR c++/84708 - ICE with lambda in local class NSDMI.
556 * lambda.c (lambda_expr_this_capture): Handle local class NSDMI
559 2018-03-05 Jakub Jelinek <jakub@redhat.com>
562 * constexpr.c (constexpr_call_hasher::equal): Return false if
563 lhs->hash != rhs->hash. Change return 1 to return true and
564 return 0 to return false.
566 2018-03-05 Nathan Sidwell <nathan@acm.org>
569 * pt.c (process_template_arg): Mark lookup_keep on a default arg.
571 2018-03-05 Marek Polacek <polacek@redhat.com>
574 * decl.c (duplicate_decls): Check DECL_NAME before accessing
577 2018-03-05 Nathan Sidwell <nathan@acm.org>
580 * friend.c (do_friend): Restore check for identifier_p inside
583 2018-03-05 Paolo Carlini <paolo.carlini@oracle.com>
586 * parser.c (cp_parser_lambda_introducer): Reject any capture not
587 involving a VAR_DECL or a PARM_DECL.
589 2018-03-05 Pádraig Brady <P@draigBrady.com>
590 Jason Merrill <jason@redhat.com>
591 Nathan Sidwell <nathan@acm.org>
594 * decl2.c (get_tls_init_fn): Check TYPE_HAS_TRIVIAL_DFLT too.
596 2018-03-03 Jason Merrill <jason@redhat.com>
598 PR c++/84686 - missing volatile loads.
599 * cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.
601 2018-03-03 Paolo Carlini <paolo.carlini@oracle.com>
604 * optimize.c (maybe_thunk_body): Bail out immediately if either
605 fns[0] or fns[1] is null.
607 2018-03-02 Marek Polacek <polacek@redhat.com>
610 * constexpr.c (get_array_or_vector_nelts): New.
611 (cxx_eval_array_reference): Use it.
612 (cxx_eval_vec_init_1): Likewise.
613 (cxx_eval_store_expression): Likewise.
615 2018-03-02 Jason Merrill <jason@redhat.com>
617 * semantics.c (force_paren_expr): Remove redundant test.
619 2018-03-02 Marek Polacek <polacek@redhat.com>
622 * decl.c (cp_complete_array_type): Check error_mark_node.
625 * typeck.c (cp_perform_integral_promotions): Check the result of
628 2018-03-02 Jakub Jelinek <jakub@redhat.com>
631 * pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
632 RETURN instead of return.
633 <case POINTER_PLUS_EXPR>: Likewise.
634 <case CONVERT_EXPR>: If op0 is error_mark_node, just return
635 it instead of wrapping it into CONVERT_EXPR.
637 2018-03-02 Jason Merrill <jason@redhat.com>
640 * pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.
642 2018-03-02 Marek Polacek <polacek@redhat.com>
645 * cp-gimplify.c (cp_fully_fold): Unwrap TARGET_EXPR or a CONSTRUCTOR
646 wrapped in VIEW_CONVERT_EXPR.
648 2018-03-01 Martin Sebor <msebor@redhat.com>
651 * decl.c (check_redeclaration_no_default_args): Merge attributes
652 specified on redeclarations of the same function template.
655 2018-03-01 Marek Polacek <polacek@redhat.com>
656 Jason Merrill <jason@redhat.com>
659 * semantics.c (force_paren_expr): Create a PAREN_EXPR when in
661 (maybe_undo_parenthesized_ref): Unwrap PAREN_EXPR.
662 * typeck2.c (store_init_value): Call fold_non_dependent_expr instead
663 of instantiate_non_dependent_expr.
664 * tree.c (lvalue_kind): Handle PAREN_EXPR like NON_DEPENDENT_EXPR.
666 2018-03-01 Nathan Sidwell <nathan@acm.org>
669 * name-lookup.c (member_vec_dedup): Remove manually peeled
670 iteration. Ignore dependent ctor inheritance.
672 2018-03-01 Jason Merrill <jason@redhat.com>
674 PR c++/71569 - decltype of template.
675 * parser.c (cp_parser_decltype_expr): Handle missing template args.
677 2018-03-01 Marek Polacek <polacek@redhat.com>
680 * constexpr.c (require_rvalue_constant_expression): New function.
681 * cp-tree.h: Declare it.
682 * semantics.c (finish_static_assert): Use it instead of
683 require_potential_rvalue_constant_expression.
685 2018-03-01 Jason Merrill <jason@redhat.com>
686 Alexandre Oliva <aoliva@redhat.com>
688 PR c++/71569 - ICE with redundant args on member variable template.
689 * decl.c (start_decl): Handle partial specialization of member
691 * pt.c (determine_specialization): Allow partial specialization
692 of member variable template without specializing enclosing class.
693 (process_partial_specialization): Improve error message.
695 2018-02-28 Jason Merrill <jason@redhat.com>
697 PR c++/71784 - ICE with ref-qualifier and explicit specialization.
698 * pt.c (determine_specialization): Check ref-qualifier.
700 2018-02-28 Jakub Jelinek <jakub@redhat.com>
703 * parser.c (cp_parser_attributes_opt): Formatting fix.
704 (cp_parser_skip_balanced_tokens, cp_parser_skip_gnu_attributes_opt,
705 cp_parser_skip_std_attribute_spec_seq, cp_parser_skip_attributes_opt):
707 (cp_parser_member_declaration): Use cp_parser_skip_attributes_opt
708 instead of tentative parse to peek over optional attribute tokens
709 to check for CPP_COLON after them.
713 * pt.c (INCLUDE_STRING): Remove define.
714 (warn_spec_missing_attributes): Use pretty_printer instead of
715 std::string. Fix up inform call so that the list of attributes
718 2018-02-28 Martin Sebor <msebor@redhat.com>
721 * decl.c (duplicate_decls): Fully merge attributes const, pure,
724 2018-02-28 Nathan Sidwell <nathan@acm.org>
727 * name-lookup.h (search_anon_aggr): Add defaulted WANT_TYPE arg.
728 * name-lookup.c (fields_linear_search): Look in an anon-aggr
729 regardless of want_type.
730 (search_anon_aggr): Just use get_class_binding_direct.
732 2018-02-28 Jakub Jelinek <jakub@redhat.com>
734 * decl.c (cp_finish_decomp): Don't adjust eltscnt when calling
737 2018-02-27 Martin Sebor <msebor@redhat.com>
739 * pt.c: Avoid including <string> directly.
741 2018-02-27 Martin Sebor <msebor@redhat.com>
745 * cp-tree.h (warn_spec_missing_attributes): New function.
746 ((check_explicit_specialization): Add an argument. Call the above
748 * decl.c (duplicate_decls): Avoid applying primary function template's
749 attributes to its explicit specializations.
750 cp/pt.c (warn_spec_missing_attributes): Define.
752 2018-02-27 HÃ¥kon Sandsmark <hsandsmark@gmail.com>
754 PR c++/71546 - lambda init-capture with qualified-id.
755 * parser.c (cp_parser_lambda_introducer): Clear scope after
758 2018-02-27 Nathan Sidwell <nathan@acm.org>
761 * name-lookup.h (get_member_slot): Rename ...
762 (find_member_slot): ... here.
763 (add_member_slot): New.
764 * name-lookup.c (member_vec_linear_search): No need to check for
766 (get_member_slot): Rename ...
767 (find_member_slot): ... here. Don't add slot for incomplete class.
768 (add_member_slot): New.
769 * class.c (add_method): Adjust get_member_slot rename. Bail out
770 if push_class_level_binding fails. Create slot and grok
771 properties once we're committed to insertion.
773 2018-02-27 Jason Merrill <jason@redhat.com>
775 PR c++/84489 - dependent default template argument
776 * pt.c (type_unification_real): Handle early substitution failure.
778 2018-02-26 Jason Merrill <jason@redhat.com>
780 PR c++/84560 - ICE capturing multi-dimensional VLA.
781 * tree.c (array_of_runtime_bound_p): False if the element is
784 PR c++/84441 - ICE with base initialized from ?:
785 * call.c (unsafe_copy_elision_p): Handle COND_EXPR.
787 PR c++/84520 - ICE with generic lambda in NSDMI.
788 * lambda.c (lambda_expr_this_capture): Don't look for fake NSDMI
789 'this' in a generic lambda instantiation.
791 PR c++/84559 - ICE with constexpr VLA.
792 * constexpr.c (ensure_literal_type_for_constexpr_object): Check
793 for constexpr variable with VLA type.
795 2018-02-26 Jakub Jelinek <jakub@redhat.com>
798 * constexpr.c (cxx_eval_vec_init_1): For reuse, treat NULL eltinit like
799 a valid constant initializer. Formatting fixes.
801 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
804 * pt.c (tsubst_attributes): Handle correctly tsubst_attribute
806 (apply_late_template_attributes): Likewise.
808 2018-02-26 Jakub Jelinek <jakub@redhat.com>
811 * parser.c (cp_parser_omp_var_list_no_open): Only call
812 cp_parser_lookup_name_simple on names satisfying identifier_p.
813 (cp_parser_oacc_routine): Likewise.
815 2018-02-26 Jason Merrill <jason@redhat.com>
817 PR c++/84551 - ICE with concepts and -g.
818 * parser.c (add_debug_begin_stmt): Do nothing in a concept.
820 2018-02-26 Marek Polacek <polacek@redhat.com>
823 * tree.c (replace_placeholders_r): Only check TREE_CONSTANT on
826 2018-02-26 Jason Merrill <jason@redhat.com>
828 PR c++/84447 - ICE with deleted inherited ctor with default arg.
829 * call.c (build_over_call): Handle deleted functions in one place.
831 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
834 * decl.c (redeclaration_error_message): Don't try to use
835 DECL_DECLARED_CONSTEXPR_P on CONST_DECLs.
837 2018-02-26 Paolo Carlini <paolo.carlini@oracle.com>
839 * lambda.c (build_capture_proxy): Define static.
840 * cp-tree.h (build_capture_proxy): Remove.
842 2018-02-26 Marek Polacek <polacek@redhat.com>
845 * name-lookup.c (suggest_alternative_in_explicit_scope): Return false
846 if name is error node.
848 2018-02-25 Jason Merrill <jason@redhat.com>
850 PR c++/84015 - ICE with class deduction and auto template parm.
851 * pt.c (rewrite_template_parm): Use tf_partial in first tsubst.
853 2018-02-24 Marek Polacek <polacek@redhat.com>
856 * constexpr.c (maybe_constant_init_1): New function.
857 (maybe_constant_init): Make it a wrapper around maybe_constant_init_1.
858 (cxx_constant_init): New function.
859 * cp-tree.h (cxx_constant_init): Declare.
860 * typeck2.c (store_init_value): Call cxx_constant_init instead of
861 cxx_constant_value. Move the maybe_constant_init call under an 'else'.
863 2018-02-22 Jason Merrill <jason@redhat.com>
865 PR c++/70468 - ICE with constructor delegation via typedef.
866 * pt.c (tsubst_initializer_list): Check for other mem-initializers
867 with constructor delegation.
869 2018-02-22 Jason Merrill <jason@redhat.com>
871 PR c++/84424 - ICE with constexpr and __builtin_shuffle.
872 * constexpr.c (reduced_constant_expression_p): Handle CONSTRUCTOR of
875 2018-02-22 Marek Polacek <polacek@redhat.com>
878 * parser.c (cp_parser_braced_list): Use require_open instead of
881 2018-02-21 Jason Merrill <jason@redhat.com>
883 PR c++/84454 - ICE with pack expansion in signature.
884 * error.c (find_typenames_r): Also stop on EXPR_PACK_EXPANSION.
886 2018-02-20 Siddhesh Poyarekar <siddhesh@sourceware.org>
888 * cp-objcp-common.c (cxx_block_may_fallthru): Add case for
891 2018-02-20 Paolo Carlini <paolo.carlini@oracle.com>
894 * parser.c (cp_parser_init_declarator): Don't call start_lambda_scope
897 2018-02-20 Jakub Jelinek <jakub@redhat.com>
900 * class.c (fixed_type_or_null) <case CALL_EXPR>: Only test
901 TREE_HAS_CONSTRUCTOR if instance is not an internal function call.
904 * tree.c (bot_manip): If build_cplus_new or break_out_target_exprs
905 returns error_mark_node, return it immediately.
906 (break_out_target_exprs): If cp_walk_tree with bot_manip returns
907 error_mark_node, return error_mark_node.
910 * pt.c (tsubst_lambda_expr): If not nested, increment temporarily
911 function_depth to avoid GC during finish_lambda_function.
913 2018-02-19 Jason Merrill <jason@redhat.com>
915 PR c++/84429 - ICE capturing VLA.
916 * lambda.c (build_capture_proxy): Handle reference refs.
918 2018-02-19 Jakub Jelinek <jakub@redhat.com>
921 * parser.c (cp_parser_binary_expression): For no_toplevel_fold_p, if
922 either operand is error_mark_node, set current.lhs to that instead of
923 creating a binary op with error_mark_node operands.
926 * constexpr.c (potential_constant_expression_1): Handle OMP_SIMD.
928 2018-02-19 Paolo Carlini <paolo.carlini@oracle.com>
931 * decl.c (grokdeclarator): Early return error_mark_node upon
932 ill-formed friend declaration.
934 2018-02-16 Marek Polacek <polacek@redhat.com>
935 Jakub Jelinek <jakub@redhat.com>
938 * constexpr.c (cxx_eval_constant_expression) <case RETURN_EXPR>: Don't
939 set *jump_target to anything if jump_target is NULL.
941 2018-02-16 Jason Merrill <jason@redhat.com>
943 PR c++/84151 - unnecessary volatile load with static member.
944 * call.c (build_new_method_call_1): Avoid loading from a volatile
945 lvalue used as the object argument for a static member function.
947 PR c++/81853 - using-directive and constexpr.
948 * constexpr.c (cxx_eval_constant_expression): Handle USING_STMT.
950 PR c++/84420 - ICE with structured binding in lambda.
951 * lambda.c (is_capture_proxy): Check DECL_DECOMPOSITION_P.
953 PR c++/83835 - C++17 error with constructor ctors.
954 * call.c (build_special_member_call): Set TARGET_EXPR_DIRECT_INIT_P.
956 PR c++/82664 - ICE with reference to function template parm.
957 * pt.c (convert_nontype_argument_function): Avoid obfuscationg
960 PR c++/82764 - C++17 ICE with empty base
961 * class.c (build_base_field_1): Set DECL_SIZE to zero for empty base.
963 2018-02-16 Jason Merrill <jason@redhat.com>
965 PR c++/84421 - type-dependent if constexpr
966 * semantics.c (finish_if_stmt_cond): Check type_dependent_expression_p.
968 2018-02-16 Nathan Sidwell <nathan@acm.org>
970 Deprecate -ffriend-injection.
971 * decl.c (cxx_init_decl_processing): Emit warning on option.
972 * name-lookup.c (do_pushdecl): Emit warning if we push a visible
975 2018-02-16 Paolo Carlini <paolo.carlini@oracle.com>
978 * decl.c (check_special_function_return_type): Reject template
979 template parameter in deduction guide.
981 2018-02-16 Nathan Sidwell <nathan@acm.org>
984 * name-lookup.c (do_pushdecl): Bail out on bad local friend injection.
986 2018-02-15 Jason Merrill <jason@redhat.com>
988 PR c++/83227 - C++17 ICE with init-list derived-to-base conversion.
989 * call.c (convert_like_real): Don't use the copy-list-initialization
990 shortcut for ck_base.
992 PR c++/84045 - ICE with typedef and noexcept.
993 * except.c (build_noexcept_spec): Use strip_typedefs_expr.
995 PR c++/84376 - ICE with omitted template arguments.
996 * pt.c (dguide_name_p): Check for IDENTIFIER_NODE.
998 PR c++/84368 - wrong error with local variable in variadic lambda.
999 * pt.c (tsubst_pack_expansion): Fix handling of non-packs in
1000 local_specializations.
1002 2018-02-15 Paolo Carlini <paolo.carlini@oracle.com>
1005 * constraint.cc (tsubst_constraint_info): Handle an error_mark_node
1008 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1011 * pt.c (do_auto_deduction): Don't check the TREE_TYPE of a null
1014 2018-02-14 Nathan Sidwell <nathan@acm.org>
1016 * decl2.c (mark_vtable_entries): Set input_location to decl's.
1017 (c_parse_final_cleanups): Restore input_location after emitting
1020 2018-02-14 Paolo Carlini <paolo.carlini@oracle.com>
1022 * cp-tree.h (do_auto_deduction (tree, tree, tree)): Remove.
1023 (do_auto_deduction (tree, tree, tree, tsubst_flags_t,
1024 auto_deduction_context, tree, int): Add defaults.
1025 * pt.c (do_auto_deduction (tree, tree, tree)): Remove definition.
1026 (tsubst_omp_for_iterator): Adjust do_auto_deduction call, forward
1027 tsubst_flags_t argument.
1028 * init.c (build_new): Likewise.
1030 2018-02-13 Jakub Jelinek <jakub@redhat.com>
1033 * typeck.c (check_return_expr): Don't emit -Weffc++ warning
1034 about return other than *this in assignment operators if
1035 retval is type dependent expression.
1037 2018-02-13 Paolo Carlini <paolo.carlini@oracle.com>
1040 * call.c (build_conditional_expr_1): Use cp_save_expr instead of
1041 save_expr for the G++ extension.
1043 2018-02-13 Jason Merrill <jason@redhat.com>
1045 PR c++/84080 - ICE with return type deduction and specialization.
1046 * pt.c (determine_specialization): Check uses_template_parms.
1048 Fix more variadic capture issues.
1049 * pt.c (find_parameter_packs_r): Also look at explicit captures.
1050 (check_for_bare_parameter_packs): Check current_class_type for
1052 (extract_locals_r): Handle seeing a full instantiation of a pack.
1053 (tsubst_pack_expansion): Likewise. Force lambda capture.
1054 * parser.c (cp_parser_lambda_introducer): Don't
1055 check_for_bare_parameter_packs.
1057 PR c++/84338 - wrong variadic sizeof.
1058 * pt.c (argument_pack_select_arg): Like the macro, but look through
1060 (tsubst, tsubst_copy, dependent_template_arg_p): Use it.
1061 (extract_fnparm_pack): Do make_pack_expansion.
1062 (extract_locals_r): Do strip a pack expansion.
1063 * cp-tree.h (ARGUMENT_PACK_SELECT_ARG): Remove.
1065 2018-02-12 Jakub Jelinek <jakub@redhat.com>
1068 * parser.c (cp_parser_binary_expression): Use build_min instead of
1069 build2_loc to build the no_toplevel_fold_p toplevel binary expression.
1071 2018-02-12 Nathan Sidwell <nathan@acm.org>
1074 * parser.c (cp_parser_decltype): Push and pop
1075 deferring_access_checks. Reorganize to avoid goto.
1077 2018-02-12 Richard Biener <rguenther@suse.de>
1080 * constexpr.c (cxx_eval_vec_init_1): Use a RANGE_EXPR to compact
1081 uniform constructors and delay allocating them fully.
1083 2018-02-09 Jason Merrill <jason@redhat.com>
1085 PR c++/84036 - ICE with variadic capture.
1086 Handle variadic capture proxies more like non-variadic.
1087 * lambda.c (build_capture_proxy): Remove workaround.
1088 * pt.c (find_parameter_packs_r): The proxy is a pack.
1089 (instantiate_class_template_1): Remove dead lambda code.
1090 (extract_fnparm_pack): Don't make_pack_expansion.
1091 (extract_locals_r): Don't strip a pack expansion.
1092 (tsubst_pack_expansion): Handle proxy packs. Use
1093 PACK_EXPANSION_EXTRA_ARGS less.
1094 (tsubst_decl) [FIELD_DECL]: Don't register_specialization.
1095 (tsubst_copy) [FIELD_DECL]: Don't retrieve*_specialization.
1096 [VAR_DECL]: Handle ARGUMENT_PACK_SELECT.
1097 (tsubst_expr) [DECL_EXPR]: Handle proxy packs.
1098 (tsubst_copy_and_build) [VAR_DECL]: Handle proxy packs normally.
1100 2018-02-10 Jakub Jelinek <jakub@redhat.com>
1103 * tree.c (cp_free_lang_data): Revert 2018-01-23 change.
1105 2018-02-09 Jason Merrill <jason@redhat.com>
1107 PR c++/81917 - ICE with void_t and partial specialization.
1108 * pt.c (instantiate_class_template_1): Set TYPE_BEING_DEFINED before
1109 calling most_specialized_partial_spec.
1111 2018-02-09 Nathan Sidwell <nathan@acm.org>
1114 * typeck.c (cp_build_indirect_ref_1, build_reinterpret_cast_1):
1115 Pass expr location to strict_aliasing_warning.
1117 2018-02-09 Jason Merrill <jason@redhat.com>
1119 PR c++/84296 - ICE with qualified-id in template.
1121 * pt.c (unknown_base_ref_p): New.
1122 (instantiation_dependent_scope_ref_p): Use it instead of
1123 any_dependent_bases_p.
1125 2018-02-09 Marek Polacek <polacek@redhat.com>
1126 Jakub Jelinek <jakub@redhat.com>
1129 * constexpr.c (cxx_fold_indirect_ref): Sync some changes from
1130 fold_indirect_ref_1, including poly_*int64. Verify first that
1131 tree_fits_poly_int64_p (op01). Formatting fixes.
1133 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1135 * constexpr.c (cxx_eval_component_reference): Use INDIRECT_REF_P.
1136 * lambda.c (build_capture_proxy): Likewise.
1137 * search.c (field_access_p): Likewise.
1138 * semantics.c (omp_clause_decl, omp_privatize_field,
1139 finish_omp_clauses): Likewise.
1141 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1144 * typeck.c (decay_conversion): Use mark_rvalue_use for the special
1145 case of nullptr too.
1147 2018-02-08 Nathan Sidwell <nathan@acm.org>
1149 * class.c (finish_struct): Fix std:initializer_list diagnostic
1152 2018-02-08 Paolo Carlini <paolo.carlini@oracle.com>
1155 * pt.c (tsubst_copy_and_build): Use force_paren_expr for INDIRECT_REF.
1157 2018-02-07 Jakub Jelinek <jakub@redhat.com>
1160 * parser.c (cp_parser_dot_deref_incomplete): New function.
1161 (cp_parser_postfix_dot_deref_expression): Use it.
1163 2018-02-07 David Malcolm <dmalcolm@redhat.com>
1167 * name-lookup.c (suggest_rid_p): New function.
1168 (lookup_name_fuzzy): Replace enum-rid-filtering logic with call to
1171 2018-02-07 Jason Merrill <jason@redhat.com>
1173 PR c++/84182 - ICE with captured lambda
1175 * pt.c (extract_locals_r, extract_local_specs): New.
1176 (tsubst_pack_expansion): Use them.
1178 2018-02-07 Martin Liska <mliska@suse.cz>
1181 * class.c (add_method): Append argument value.
1182 * cp-tree.h (maybe_version_functions): Add new argument.
1183 * decl.c (decls_match): Call it if a declaration does not
1184 have DECL_FUNCTION_VERSIONED.
1185 (maybe_version_functions): record argument is added.
1187 2018-02-05 Marek Polacek <polacek@redhat.com>
1189 * class.c: Remove unused global variables.
1190 (build_primary_vtable): Don't gather statistics.
1191 (print_class_statistics): Remove.
1192 * cp-tree.h (print_class_statistics): Remove.
1193 * tree.c (cxx_print_statistics): Don't call print_class_statistics.
1195 2018-02-02 Paolo Carlini <paolo.carlini@oracle.com>
1197 * class.c (is_really_empty_class): Use DECL_UNNAMED_BIT_FIELD.
1198 * constexpr.c (cx_check_missing_mem_inits): Likewise.
1199 * decl.c (next_initializable_field, find_decomp_class_base,
1200 cp_finish_decomp): Likewise.
1201 * typeck2.c (process_init_constructor_record): Likewise.
1203 2018-02-02 Jason Merrill <jason@redhat.com>
1205 PR c++/84181 - ICE with lambda parm in template argument.
1206 * tree.c (strip_typedefs_expr): Use cp_tree_operand_length.
1208 2018-02-01 Jason Merrill <jason@redhat.com>
1210 PR c++/84160 - ICE with nested variadic capture.
1211 * lambda.c (is_capture_proxy_with_ref): New.
1212 (insert_capture_proxy): Don't set DECL_CAPTURED_VARIABLE from a
1214 * expr.c (mark_use): Use is_capture_proxy_with_ref.
1215 * constexpr.c (potential_constant_expression_1): Likewise.
1216 * semantics.c (process_outer_var_ref): Likewise.
1218 2018-02-01 Marek Polacek <polacek@redhat.com>
1221 * typeck.c (build_address): Relax the assert when
1222 processing_template_decl.
1224 2018-02-01 Jason Merrill <jason@redhat.com>
1226 PR c++/84126 - ICE with variadic generic lambda
1229 * pt.c (tsubst_pack_expansion): Handle function parameter_packs in
1230 PACK_EXPANSION_EXTRA_ARGS.
1232 2018-02-01 Paolo Carlini <paolo.carlini@oracle.com>
1235 * call.c (convert_like_real): If w're initializing from {} explicitly
1236 call abstract_virtuals_error_sfinae.
1238 2018-01-31 Jason Merrill <jason@redhat.com>
1239 Jakub Jelinek <jakub@redhat.com>
1242 * constexpr.c (cxx_eval_outermost_constant_expr): Build NOP_EXPR
1243 around non-constant ADDR_EXPRs rather than clearing TREE_CONSTANT
1246 2018-01-31 Jakub Jelinek <jakub@redhat.com>
1249 * constexpr.c (diag_array_subscript): Emit different diagnostics
1250 if TYPE_DOMAIN (arraytype) is NULL.
1251 (cxx_eval_array_reference, cxx_eval_store_expression): For arrays
1252 with NULL TYPE_DOMAIN use size_zero_node as nelts.
1254 2018-01-31 Paolo Carlini <paolo.carlini@oracle.com>
1257 * semantics.c (finish_qualified_id_expr): When handling an
1258 UNBOUND_CLASS_TEMPLATE only adjust qualifying_class and expr.
1260 2018-01-31 Marek Polacek <polacek@redhat.com>
1263 * cp-gimplify.c (cp_fold): Check if X is an error node before
1264 calling useless_type_conversion_p.
1266 2018-01-30 Jason Merrill <jason@redhat.com>
1268 PR c++/84091 - ICE with local class in lambda in template.
1269 * decl2.c (determine_visibility): Look for outer containing template
1272 PR c++/84098 - ICE with lambda in template NSDMI.
1273 * pt.c (instantiate_class_template_1): Ignore more lambdas.
1275 2018-01-29 Jason Merrill <jason@redhat.com>
1277 PR c++/68810 - wrong location for reinterpret_cast error.
1278 * cvt.c (cp_convert_to_pointer): Always build a CONVERT_EXPR when
1281 2018-01-29 Marek Polacek <polacek@redhat.com>
1284 * constexpr.c (cxx_fold_indirect_ref): Compute ((foo *)&fooarray)[1]
1285 => fooarray[1] in offset_int.
1287 2018-01-29 Jason Merrill <jason@redhat.com>
1289 PR c++/83942 - wrong unused warning with static_cast.
1290 * cvt.c (ocp_convert): Call mark_rvalue_use.
1292 2018-01-26 Jason Merrill <jason@redhat.com>
1294 PR c++/83956 - wrong dtor error with anonymous union
1295 * method.c (walk_field_subobs): Variant members only affect
1297 (maybe_explain_implicit_delete): Pass &deleted_p for diagnostic.
1299 PR c++/84036 - ICE with variadic capture.
1301 * pt.c (tsubst_pack_expansion): When optimizing a simple
1302 substitution, pull a single pack expansion out of its pack.
1304 PR c++/82514 - ICE with local class in generic lambda.
1305 * pt.c (regenerated_lambda_fn_p): Remove.
1306 (enclosing_instantiation_of): Don't use it.
1307 (tsubst_function_decl): Call enclosing_instantiation_of.
1309 * pt.c (lookup_template_class_1): Add sanity check.
1310 * name-lookup.c (do_pushtag): Don't add closures to local_classes.
1312 2018-01-25 Jakub Jelinek <jakub@redhat.com>
1315 * decl.c (find_decomp_class_base): Ignore unnamed bitfields. Ignore
1316 recursive calls that return ret.
1317 (cp_finish_decomp): Ignore unnamed bitfields.
1319 2018-01-23 Jason Merrill <jason@redhat.com>
1321 PR c++/82249 - wrong mismatched pack length error.
1322 * pt.c (extract_fnparm_pack, tsubst_pack_expansion): Handle
1323 unsubstituted function parameter pack.
1325 2018-01-23 Paolo Carlini <paolo.carlini@oracle.com>
1328 * decl.c (check_for_uninitialized_const_var): Not static; add
1329 bool and tsubst_flags_t parameters; adjust to be used both in
1330 constexpr context and not.
1331 * constexpr.c (potential_constant_expression_1): Use the above.
1332 * cp-tree.h (check_for_uninitialized_const_var): Declare.
1334 2018-01-23 Jason Merrill <jason@redhat.com>
1336 PR c++/83947 - ICE with auto declarations.
1337 * pt.c (do_auto_deduction): Don't deduce from an auto decl.
1338 * decl.c (undeduced_auto_decl): Limit to vars and fns.
1340 2018-01-23 David Malcolm <dmalcolm@redhat.com>
1343 * pt.c (tsubst_copy_and_build) <CONSTRUCTOR>: Remove early bailout
1344 for pointer to member function types.
1346 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1349 * tree.c (cp_free_lang_data): Change DECL_VALUE_EXPR of
1350 DECL_OMP_PRIVATIZED_MEMBER vars to error_mark_node.
1352 2018-01-23 Nathan Sidwell <nathan@acm.org>
1355 * pt.c (tsubst_baselink): Remove optype assert.
1356 * ptree.c (cxx_print_xnode): <case BASELINK> Print BASELINK_OPTYPE.
1358 2018-01-23 Jakub Jelinek <jakub@redhat.com>
1361 * decl.c (cp_finish_decomp): Diagnose if reference structure binding
1362 refers to incomplete type.
1364 2018-01-23 Nathan Sidwell <nathan@acm.org>
1366 Deprecate ARM-era for scope handling
1367 * decl.c (poplevel): Flag_new_for_scope is a boolean-like.
1368 (cxx_init_decl_processing): Deprecate flag_new_for_scope being
1370 * name-lookup.c (check_for_out_of_scope_variable): Deprecate and
1372 * semantics.c (begin_for_scope): Flag_new_for_scope is
1374 (finish_for_stmt, begin_range_for_stmt): Likewise.
1376 2018-01-22 Jason Merrill <jason@redhat.com>
1379 * decl2.c (determine_visibility): Fix template_decl handling
1380 instead of blocking it.
1382 PR c++/83720 - ICE with lambda and LTO.
1383 * decl2.c (determine_visibility): Clear template_decl for
1384 function-scope decls. Propagate anonymous linkage from containing
1387 2018-01-22 Marek Polacek <polacek@redhat.com>
1390 * typeck2.c (split_nonconstant_init_1): Return false if we didn't
1393 2018-01-22 Ville Voutilainen <ville.voutilainen@gmail.com>
1396 * decl.c (grokdeclarator): Don't diagnose extra parens
1399 2018-01-19 Jakub Jelinek <jakub@redhat.com>
1402 * call.c (joust): Use TREE_TYPE (source) if source is
1403 a POINTER_TYPE_P rather than if ! DECL_CONSTRUCTOR_P (w->fn).
1406 * typeck.c (convert_for_assignment): Suppress warn_ignored_qualifiers
1407 for direct enum init.
1408 * decl.c (reshape_init): Likewise.
1410 2018-01-19 Marek Polacek <polacek@redhat.com>
1412 * constexpr.c (fold_simple): Simplify.
1414 2018-01-18 Jason Merrill <jason@redhat.com>
1417 * search.c (any_dependent_bases_p): Handle null TREE_BINFO.
1418 * pt.c (instantiation_dependent_scope_ref_p): True if
1419 any_dependent_bases_p.
1421 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1423 * cp-tree.h: Fix comment typo (DECL_NON_TRIVIALLY_INITIALIZED_P
1424 vs DECL_NONTRIVIALLY_INITIALIZED_P).
1426 2018-01-18 Jason Merrill <jason@redhat.com>
1428 PR c++/82461 - constexpr list-initialized member
1429 * constexpr.c (potential_constant_expression_1): Check
1430 TARGET_EXPR_DIRECT_INIT_P.
1432 2018-01-18 Paolo Carlini <paolo.carlini@oracle.com>
1435 * decl.c (xref_basetypes): Early return upon error about derived
1438 2018-01-18 Nathan Sidwell <nathan@acm.org>
1441 * cp-tree.h (mark_use): Declare.
1442 * expr.c (mark_use): Make extern.
1443 * call.c (direct_reference_binding): Set inner conv's
1444 rvaluedness_matches_p, if it is an identity.
1445 (convert_like_real): Mark lvalue or rvalue use for identity as
1446 rvaledness_matches_p demands.
1448 2018-01-18 Jakub Jelinek <jakub@redhat.com>
1451 * parser.c (attr_chainon): New function.
1452 (cp_parser_label_for_labeled_statement, cp_parser_decl_specifier_seq,
1453 cp_parser_namespace_definition, cp_parser_init_declarator,
1454 cp_parser_type_specifier_seq, cp_parser_parameter_declaration,
1455 cp_parser_gnu_attributes_opt): Use it.
1456 (cp_parser_member_declaration, cp_parser_objc_class_ivars,
1457 cp_parser_objc_struct_declaration): Likewise. Don't reset
1458 prefix_attributes if attributes is error_mark_node.
1460 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1463 * decl.c (grokdeclarator): Do not append the error_mark_node
1464 due to an erroneous optional attribute-specifier-seq.
1466 2018-01-17 Jakub Jelinek <jakub@redhat.com>
1469 * cp-gimplify.c (cp_maybe_instrument_return): Handle
1472 2018-01-17 Paolo Carlini <paolo.carlini@oracle.com>
1475 * constexpr.c (ensure_literal_type_for_constexpr_object): Return
1476 error_mark_node when we give an error.
1477 * decl.c (cp_finish_decl): Use the latter.
1479 2018-01-17 Nathan Sidwell <nathan@acm.org>
1482 * init.c (build_raw_new_expr): Scan list for lookups to keep.
1484 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1487 * expr.c (fold_for_warn): Move from c-common.c, reducing to just
1488 the C++ part. If processing a template, call
1489 fold_non_dependent_expr rather than fully folding.
1491 2018-01-17 Jason Merrill <jason@redhat.com>
1493 PR c++/81067 - redundant NULL warning.
1494 * call.c (convert_like_real): Restore null_node handling.
1496 2018-01-17 Jason Merrill <jason@redhat.com>
1498 PR c++/81843 - ICE with variadic member template.
1500 * pt.c (unify_pack_expansion): Don't try to deduce enclosing
1503 2018-01-17 David Malcolm <dmalcolm@redhat.com>
1506 * pt.c (type_dependent_expression_p): Strip any location wrapper
1507 before testing tree codes.
1508 (selftest::test_type_dependent_expression_p): New function.
1509 (selftest::cp_pt_c_tests): Call it.
1511 2018-01-17 Nathan Sidwell <nathan@acm.org>
1514 * pt.c (tsubst_expr) <case RANGE_FOR_STMT>: Rebuild a range_for if
1515 this not a final instantiation.
1517 2018-01-16 Jason Merrill <jason@redhat.com>
1519 PR c++/83714 - ICE checking return in template.
1520 * typeck.c (check_return_expr): Call build_non_dependent_expr.
1522 2018-01-16 Jakub Jelinek <jakub@redhat.com>
1525 * pt.c (tsubst_copy_and_build) <case CALL_EXPR>: If function
1526 is AGGR_INIT_EXPR rather than CALL_EXPR, set AGGR_INIT_FROM_THUNK_P
1527 instead of CALL_FROM_THUNK_P.
1530 * name-lookup.c (member_vec_dedup): Return early if len is 0.
1531 (resort_type_member_vec, set_class_bindings,
1532 insert_late_enum_def_bindings): Use vec qsort method instead of
1533 calling qsort directly.
1535 2018-01-15 Martin Sebor <msebor@redhat.com>
1538 * class.c (find_flexarrays): Make a record of multiple flexible array
1541 2018-01-12 Jason Merrill <jason@redhat.com>
1543 PR c++/83186 - ICE with static_cast of list-initialized temporary.
1544 * typeck.c (build_static_cast): Use build_non_dependent_expr.
1546 2018-01-12 Nathan Sidwell <nathan@acm.org>
1548 * cp-tree.h (mark_rvalue_use): Add parm name.
1549 * expr.c (mark_lvalue_use, mark_lvalue_use_nonread): Move next to
1551 * call.c (convert_like_real): Fix formatting.
1553 2018-01-11 Jason Merrill <jason@redhat.com>
1555 PR c++/82728 - wrong -Wunused-but-set-variable
1558 * call.c (perform_implicit_conversion_flags): Call mark_rvalue_use.
1559 * decl.c (case_conversion): Likewise.
1560 * semantics.c (finish_static_assert): Call
1561 perform_implicit_conversion_flags.
1563 2018-01-11 Nathan Sidwell <nathan@acm.org>
1565 * method.c (enum mangling_flags): Delete long-dead enum.
1567 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1569 * parser.c (cp_parser_std_attribute_spec): When
1570 token_pair::require_open / require_close return false simply
1571 return error_mark_node, avoid duplicate cp_parser_error about
1572 expected '(' / ')', respectively.
1574 2018-01-10 David Malcolm <dmalcolm@redhat.com>
1577 * call.c (null_ptr_cst_p): Strip location wrappers when
1578 converting from '0' to a pointer type in C++11 onwards.
1579 (conversion_null_warnings): Replace comparison with null_node with
1580 call to null_node_p.
1581 (build_over_call): Likewise.
1582 * cp-gimplify.c (cp_fold): Remove the early bailout when
1583 processing_template_decl.
1584 * cp-lang.c (selftest::run_cp_tests): Call
1585 selftest::cp_pt_c_tests and selftest::cp_tree_c_tests.
1586 * cp-tree.h (cp_expr::maybe_add_location_wrapper): New method.
1587 (selftest::run_cp_tests): Move decl to bottom of file.
1588 (null_node_p): New inline function.
1589 (selftest::cp_pt_c_tests): New decl.
1590 (selftest::cp_tree_c_tests): New decl.
1591 * cvt.c (build_expr_type_conversion): Replace comparison with
1592 null_node with call to null_node_p.
1593 * error.c (args_to_string): Likewise.
1594 * except.c (build_throw): Likewise.
1595 * mangle.c (write_expression): Skip location wrapper nodes.
1596 * parser.c (literal_integer_zerop): New function.
1597 (cp_parser_postfix_expression): Call maybe_add_location_wrapper on
1598 the result for RID_TYPEID. Pass true for new "wrap_locations_p"
1599 param of cp_parser_parenthesized_expression_list. When calling
1600 warn_for_memset, replace integer_zerop calls with
1601 literal_integer_zerop, eliminating the double logical negation
1602 cast to bool. Eliminate the special-casing for CONST_DECL in
1603 favor of the fold_for_warn within warn_for_memset.
1604 (cp_parser_parenthesized_expression_list): Add "wrap_locations_p"
1605 param, defaulting to false. Convert "expr" to a cp_expr, and call
1606 maybe_add_location_wrapper on it when wrap_locations_p is true.
1607 (cp_parser_unary_expression): Call maybe_add_location_wrapper on
1608 the result for RID_ALIGNOF and RID_SIZEOF.
1609 (cp_parser_builtin_offsetof): Likewise.
1610 * pt.c: Include "selftest.h".
1611 (tsubst_copy): Handle location wrappers.
1612 (tsubst_copy_and_build): Likewise.
1613 (build_non_dependent_expr): Likewise.
1614 (selftest::test_build_non_dependent_expr): New function.
1615 (selftest::cp_pt_c_tests): New function.
1616 * tree.c: Include "selftest.h".
1617 (lvalue_kind): Handle VIEW_CONVERT_EXPR location wrapper nodes.
1618 (selftest::test_lvalue_kind): New function.
1619 (selftest::cp_tree_c_tests): New function.
1620 * typeck.c (string_conv_p): Strip any location wrapper from "exp".
1621 (cp_build_binary_op): Replace comparison with null_node with call
1623 (build_address): Use location of operand when building address
1626 2018-01-10 Marek Polacek <polacek@redhat.com>
1629 * call.c (build_conditional_expr_1): Check complain before warning.
1630 * pt.c (tsubst_copy_and_build) <case COND_EXPR>: Suppress
1631 -Wduplicated-branches.
1633 2018-01-10 Jakub Jelinek <jakub@redhat.com>
1636 * call.c (maybe_warn_class_memaccess): Add forward declaration.
1637 Change last argument from tree * to const vec<tree, va_gc> *, adjust
1638 args uses and check number of operands too. Don't strip away any
1639 nops. Use maybe_constant_value when looking for INTEGER_CST args.
1640 Deal with src argument not having pointer type. Check
1641 tree_fits_uhwi_p before calling tree_to_uhwi. Remove useless
1643 (build_over_call): Call maybe_warn_class_memaccess here on the
1645 (build_cxx_call): Rather than here on converted arguments.
1647 2018-01-10 Paolo Carlini <paolo.carlini@oracle.com>
1650 * init.c (build_vec_init): Avoid building an INIT_EXPR with
1651 error_mark_node as second argument.
1653 2018-01-09 Jakub Jelinek <jakub@redhat.com>
1656 * constexpr.c (cxx_eval_statement_list): Ignore DEBUG_BEGIN_STMTs
1657 in STATEMENT_LIST. Remove unneeded assert.
1659 2018-01-03 Richard Sandiford <richard.sandiford@linaro.org>
1660 Alan Hayward <alan.hayward@arm.com>
1661 David Sherwood <david.sherwood@arm.com>
1663 * constexpr.c (cxx_eval_array_reference): Handle polynomial
1665 (cxx_fold_indirect_ref): Handle polynomial TYPE_VECTOR_SUBPARTS.
1666 * call.c (build_conditional_expr_1): Likewise.
1667 * decl.c (cp_finish_decomp): Likewise.
1668 * mangle.c (write_type): Likewise.
1669 * typeck.c (structural_comptypes): Likewise.
1670 (cp_build_binary_op): Likewise.
1671 * typeck2.c (process_init_constructor_array): Likewise.
1673 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1676 * typeck.c (build_static_cast_1): For static casts to reference types,
1677 call build_base_path with flag_delete_null_pointer_checks as nonnull
1678 instead of always false. When -fsanitize=null, call
1679 ubsan_maybe_instrument_reference on the NULL reference INTEGER_CST.
1680 * cp-gimplify.c (cp_genericize_r): Don't walk subtrees of UBSAN_NULL
1681 call if the first argument is INTEGER_CST with REFERENCE_TYPE.
1683 2018-01-03 Nathan Sidwell <nathan@acm.org>
1686 * method.c (make_alias_for): Copy DECL_CONTEXT.
1688 2018-01-03 Marek Polacek <polacek@redhat.com>
1691 * decl.c (grokdeclarator): Don't warn about MVP in typename context.
1693 2018-01-03 Jakub Jelinek <jakub@redhat.com>
1695 PR preprocessor/83602
1696 * name-lookup.c (lookup_name_fuzzy): Don't use macro_use_before_def
1700 * cp-gimplify.c (cp_fold) <case NOP_EXPR>: If the operand folds to
1701 error_mark_node, return error_mark_node.
1703 Update copyright years.
1705 2018-01-02 Jakub Jelinek <jakub@redhat.com>
1708 * tree.c (replace_placeholders_r): Pass NULL as last argument to
1709 cp_walk_tree instead of d->pset. If non-TREE_CONSTANT and
1710 non-PLACEHOLDER_EXPR tree has been seen already, set *walk_subtrees
1711 to false and return.
1712 (replace_placeholders): Pass NULL instead of &pset as last argument
1715 2018-01-02 Nathan Sidwell <nathan@acm.org>
1717 * constexpr.c (cxx_bind_parameters_in_call): Remove unneeded local
1720 Copyright (C) 2018 Free Software Foundation, Inc.
1722 Copying and distribution of this file, with or without modification,
1723 are permitted in any medium without royalty provided the copyright
1724 notice and this notice are preserved.