http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59470
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> --- (In reply to H.J. Lu from comment #3) > I have been tracking 4.8 branch on Linux/i686. I didn't > see any libstdc++ failures on Fedora 19 today: > > http://gcc.gnu.org/ml/gcc-testresults/2013-12/msg01024.html Do you build libstdc++ with -fstack-protector -march=i686 though?