https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #453 from Oleg Endo <olegendo at gcc dot gnu.org> --- (In reply to John Paul Adrian Glaubitz from comment #452) > (In reply to Oleg Endo from comment #451) > > There have been several changes and fixes to the LRA module recently. Also > > by Alex himself. I wonder if all the hacks in the current patch set are > > still all needed or not. > > I'll try to perform an LRA bootstrap tonight on master without any of the > patches and report back. As we have already learned from this PR here, a bootstrap is not sufficient evidence that everything works normally. If it bootstraps and can't compile other software we're back to sqrt(1). So it needs at least full testing of the included gcc testsuite.