http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46142
--- Comment #8 from Uros Bizjak <ubizjak at gmail dot com> 2010-10-31 18:00:58 UTC --- (In reply to comment #7) > since -mtune=atom disables double precision vectorizer. > We need to pass -mtune=generic to those 2 testcases. The patch to add -mtune=generic to dg-options in preapproved.