https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89434
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to work| |9.0 Summary|[7/8/9 Regression] wrong |[7/8 Regression] wrong code |code with -Og and |with -Og and |__builtin_mul_overflow() |__builtin_mul_overflow() Known to fail|9.0 | --- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Fixed on the trunk so far.