https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114774
--- Comment #5 from Jan Hubicka <hubicka at ucw dot cz> --- > > Looking into it, instead of having simple outer loop it needs to > > maintain worklist of defs to proceed each annotated with live bitmap, > > rigt? > > Yeah, I have some patch on some branch somewhere ... IIRC it was broken > and miscompiled things and I got distracted ... > > I will eventually get back to DSE for stage1 also because of some other > PRs. Great, thanks a lot! I think next stage1 I can try to look more into libstdc++ related performance issues - it kind of surprises me how many things got noticed on push_back...
