[Bug c++/51584] Errorneous compilation when deriving from an inaccessible friend class.

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51584

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-12-16 
19:58:58 UTC ---
I think this is related to PR 47346.