http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55145
--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> 2012-11-04 11:09:12 UTC --- (In reply to comment #5) > This cannot explain the crashes you see since the difference is just one ULP. The glibc crash is fixed by http://gcc.gnu.org/ml/gcc-patches/2012-11/msg00248.html