https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91652
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |hjl.tools at gmail dot com --- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> --- VEX FMA is enabled by -mfma and EVEX FMA is enabled by -mavx512f. -mno-fma disables VEX FMA, but not EVEX FMA. Adding -mno-avx512f disables EVEX FMA.