https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68695
Segher Boessenkool <segher at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |segher at gcc dot gnu.org --- Comment #4 from Segher Boessenkool <segher at gcc dot gnu.org> --- RA assigns registers so that one of the two moves under the if becomes a nop, and then bb-reorder duplicates the code.