https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100801
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|Aggressive loop |[9/10/11/12 Regression] |optimizations cause |Aggressive loop |incorrect warning |optimizations cause | |incorrect warning Known to fail| |10.1.0, 9.1.0 Target Milestone|--- |9.5 Known to work| |8.5.0 --- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Note the warning started in GCC 9 even. So it is a regression.