https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66626
--- Comment #21 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to H.J. Lu from comment #20) > Testcase in comment #1 still fails with r225789. Please note comment #3, where I recalled the testcase from Comment #2: >> A better testcase: > > Nope. This one works OK. The testcase from Comment #1 fails. Sorry for the confusion...