http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55313
--- Comment #8 from H.J. Lu <hjl.tools at gmail dot com> 2012-11-20 00:14:50 UTC --- I tried ../gcc/configure --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --enable-languages=c,ada,c++ --prefix=/usr/gnat --with-local-prefix=/usr/local --enable-gnu-indirect-function --build=x86_64-pc-linux-gnu --disable-libmudflap --disable-libstdcxx-pch --disable-libada --enable-checking=yes,rtl --with-bugurl=URL:mailto:rep...@adacore.com --disable-multilib and it works for me.
