[Bug c++/20234] ambiguity with friend name injection and using directive

[lerdsuwa at gcc dot gnu dot org]

-- 
Bug 20234 depends on bug 1016, which changed state.

Bug 1016 Summary: [DR 166] friend class declarations not observing namespace rules.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=1016

           What    |Old Value                   |New Value
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20234