> > Jeff, an help would be appreciated here :) > > > > I will try to debug this. One option would be to disable branch > > prediciton on vect_check for time being - it is not inlined anyway > Not a lot of insight. The backwards threader uses a totally different API > for the CFG/SSA updates and that API I don't think has made any significant > effort to keep the profile up-to-date.
OK, at least some hints where the missing profile updat should be, would be good. There is update_profile in tree-ssa-threadupdate and understaning what is missing would be nice In general it would be nice to mind profile when updating CFG :) Honza > > Jeff