https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79965
--- Comment #5 from Harald Anlauf <anlauf at gmx dot de> --- (In reply to Jakub Jelinek from comment #4) > Yeah, and that is needed for ABI reasons. > In this case it doesn't seem to be missing AVX2 support, but missing AVX512F > support. > Anyway, just upgrade your binutils, or avoid using !$omp declare simd. Interesting. The Intel compiler does not have this issue when this arch is selected.