PR c++/44909
* call.c (add_function_candidate): If we're working on an implicit
declaration, don't consider candidates that won't match.
* typeck.c (same_type_ignoring_top_level_qualifiers_p): Now a fn.
* cp-tree.h (same_type_ignoring_top_level_qualifiers_p): Adjust.
Revert:
* cp-tree.h (struct lang_type_class): Add has_user_opeq.
(TYPE_HAS_USER_OPEQ): New.
* decl.c (grok_special_member_properties): Set it.
* class.c (add_implicitly_declared_members): Don't lazily declare
constructors/operator= if a base or member has a user-declared one.
(check_bases_and_members, check_bases): Adjust.
(check_field_decls, check_field_decl): Adjust.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@162233
138bc75d-0d04-0410-961f-
82ee72b054a4