http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41082
--- Comment #60 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2010-11-27 21:49:28 UTC --- > Can you please try latest trunk, if the test works with -O3 -m64 -mtune=rs64 > and fails with -O3 -m64 -mtune=power4 ? Confirmed, but I have no idea of what is the default on darwin.