http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50265
--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-09-02 11:28:03 UTC --- > I'm sure it is. At least on x86_64-apple-darwin10 it is fixed by the patch for pr50260 at http://gcc.gnu.org/ml/gcc-patches/2011-09/msg00052.html .