https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53979
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |missed-optimization Status|UNCONFIRMED |NEW Last reconfirmed| |2016-08-14 Summary|(a^b^b) not simplified to |((a ^ b) | a) not optimized |(a) (in combination with |to (a | b) |CSE??) | Ever confirmed|0 |1 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Confirmed, f1 and f2 are the same now. So the only thing left is 2 from comment #0.