http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51151
--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-12-14 13:05:35 UTC --- > r182175 fixed one failure on s390x but introduced a couple of new fails: > > < FAIL: libgomp.c/atomic-2.c execution test > --- > > FAIL: libgomp.c++/for-2.C -O0 (test for excess errors) > > ... It looks like pr51496 fixed by revision 182257.