http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53000
--- Comment #22 from Paolo Carlini <paolo.carlini at oracle dot com> 2012-10-10 11:43:00 UTC --- I'm taking care of these reversion bits: just few lines in sfinae_friendly_1.cc, besides the removal of std::decay and that line in typedefs-1.cc.
