On Fri, Mar 30, 2018 at 10:19 AM, Ilya Verbin <iver...@gmail.com> wrote: > This check will always disable AVX-512 on macOS, because they > implemented on-demand support: > https://github.com/apple/darwin-xnu/blob/0a798f6738bc1db01281fc08ae024145e84df927/osfmk/i386/fpu.c#L176 >
Isn't xsaveopt designed for this? -- H.J.
