http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54885
--- Comment #1 from Markus Trippelsdorf <markus at trippelsdorf dot de> 2012-10-10 09:46:01 UTC --- I've posted the wrong invocation, it should read: Starting program: /var/tmp/gcc_build_dir/gcc/xgcc (and not /var/tmp/gcc_build_dir/prev-gcc/xgcc). Anyway, the segfault is the same.