https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98701
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> --- And given the warnings, if the code uses exact floating point comparisons, it might behave differently if there is even 1 ulp difference (which is quite possible on a lot of code).