[Bug c++/70522] Hidden friend functions block qualified name lookup into nested unnamed namespace

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70522

--- Comment #6 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Wed May 25 18:29:14 2016
New Revision: 236736

URL: https://gcc.gnu.org/viewcvs?rev=236736&root=gcc&view=rev
Log:
        PR c++/71173 - wrong qualified lookup

        PR c++/70522
        * cp-tree.h (enum tag_types): Add scope_type.
        * parser.c (cp_parser_class_name): Use scope_type.
        (prefer_type_arg): Handle scope_type.
        (cp_parser_lookup_name): Use prefer_type_arg.
        * name-lookup.c (lookup_qualified_name): Change bool is_type_p to
        int prefer_type, use lookup_flags.
        * name-lookup.h: Adjust.

Added:
    trunk/gcc/testsuite/g++.dg/lookup/scoped10.C
    trunk/gcc/testsuite/g++.dg/lookup/scoped9.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/name-lookup.c
    trunk/gcc/cp/name-lookup.h
    trunk/gcc/cp/parser.c