[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 #3 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Fri Apr 22 15:38:57 2016
New Revision: 235368

URL: https://gcc.gnu.org/viewcvs?rev=235368&root=gcc&view=rev
Log:
        PR c++/70522 - fix N4381 customization points

        * name-lookup.c (qualified_lookup_using_namespace): Look through
        hidden names.

Added:
    branches/gcc-6-branch/gcc/testsuite/g++.dg/lookup/friend18.C
Modified:
    branches/gcc-6-branch/gcc/cp/ChangeLog
    branches/gcc-6-branch/gcc/cp/name-lookup.c