3 ms·Is this specific to AVX512? It works well for e.g. AVX2.by Sesse__ 1y agoIs this specific to AVX512? It works well for e.g. AVX2.nnevatie 1y agoYes, at least on AVX512 the compiler will throw a fit on trying to use intrinsics in case you haven't enabled TU-global architecture with options.Sesse__ 1y agoSeems to work fine for me: https://gcc.godbolt.org/z/hPexshjoa https://gcc.godbolt.org/z/hPexshjoannevatie 1y agoLikely a different compiler/version. GCC had this error for me recently: error: inlining failed in call to 'always_inline' 'float _mm512_reduce_add_ps(__m512)': target specific option mismatchSesse__ 1y agoCompiler Explorer link or it didn't happen? :-)