https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107172
Segher Boessenkool <segher at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |segher at gcc dot gnu.org --- Comment #7 from Segher Boessenkool <segher at gcc dot gnu.org> --- Please show the (relevant part of) output of -fdump-rtl-combine-all ? At least those parts where it decided (ltu:SI (const_int 1) (const_int 0)) is valid (it isn't) and where optimising that to (const_int 0) is valid (it isn't).