Yes, at least on AVX512 the compiler will throw a fit on trying to use intrinsic... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		nnevatie 41 days ago \| parent \| context \| favorite \| on: Edge264 – Minimalist, high-performance software de... Yes, 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__ 41 days ago [–]

Seems to work fine for me: https://gcc.godbolt.org/z/hPexshjoa

nnevatie 41 days ago | [–]

Likely 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 mismatch

Sesse__ 41 days ago | | [–]

Compiler Explorer link or it didn't happen? :-)

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact