https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100937
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Also your patch did not change the documentation of the option. Plus the documentation is clear that changing the default is most likely not wanted at all: https://gcc.gnu.org/onlinedocs/gcc-11.1.0/gcc/Optimize-Options.html#index-fsemantic-interposition