http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54791
--- Comment #22 from David Edelsohn <dje at gcc dot gnu.org> 2012-11-13 14:02:48 UTC --- The patch in PR 33704 makes no changes to libstdc++ or to any GCC , so I have no idea why you are seeing C++ errors compiling c-lang.c. Something else was modified.
