https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63671
--- Comment #3 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- (In reply to Richard Biener from comment #2) > I suppose -flto is the same as -fwhole-program then? Yes. > Maybe too much speculative inlining happens? Hopefully Honza finds time to tune inlining before release. > Does using FDO mitigate the -fdevirtualize hit? Yes.
