http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51804
--- Comment #2 from Benjamin Kosnik <bkoz at gcc dot gnu.org> 2012-01-09 21:44:39 UTC --- Created attachment 26286 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26286 enables -Wabi for 'make check-libstdc++-v3'