https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99591
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #1) > Looks fixed for GCC 11+. signed2_overflow(short, short): .LFB0: .cfi_startproc addw %si, %di seto %al ret signed1_overflow(signed char, signed char): .LFB1: .cfi_startproc addb %sil, %dil seto %al ret