https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94212
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #2) > >(at least x86_64 is fine) > No, just FMA is not enabled by default. > If I use -march=skylake-avx512 , I get the same answers as on aarch64_64. Note I am running on Intel(R) Xeon(R) D-2146NT CPU @ 2.30GHz.