https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63244
--- Comment #17 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to Markus Trippelsdorf from comment #16) > Hmm, the 5.0 issue was fixed by r217214. Maybe the fix should be > backported to 4.9? The 5.0 issue was new in 5.0. What testcase of the very many in this bug fail with 4.9?