http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50574
--- Comment #1 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-09-30 09:37:51 UTC --- It also fails on powerpc-apple-darwin9 (see http://gcc.gnu.org/ml/gcc-testresults/2011-09/msg03110.html) and s390x-ibm-linux-* (see http://gcc.gnu.org/ml/gcc-testresults/2011-09/msg03113.html).