https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83017
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #17 from Richard Biener <rguenth at gcc dot gnu.org> --- "Fixed". That is, it seems slower plus it computes wrong results ;) You might want to open a bugreport if it turns out to be a bug.