https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64895
--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> --- (In reply to Jakub Jelinek from comment #1) > How could this be a regression? -fipa-ra is a new option, I believe your > testcase isn't a wrong-code, but an enhancement request for a new feature. It is a regression from when -fipa-ra was implemented, probably triggered by r216154.