http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53321
--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> 2012-05-19 18:14:17 UTC --- (In reply to comment #5) > I need to add disable-werror otherwise we fail on extra warnings, but with > that > my bootstrap works. Is it still failing for you? The unreferenced nodes > removal is very basic thing so when it breaks it should show up quite > consistently. It still fails for me. Did you configure GCC with --with-build-config=bootstrap-lto?