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SubjectRe: [PATCH 3/6] x86: Add support for the clwb instruction
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On Wed, 2014-11-12 at 15:12 +0100, Borislav Petkov wrote:
> On Wed, Nov 12, 2014 at 01:38:45PM +0000, Anvin, H Peter wrote:
> > No, it doesn't. x86 requires 3.4+ at a minimum.
>
> The only test I see is:
>
> #if GCC_VERSION < 30200
> # error Sorry, your compiler is too old - please upgrade it.
> #endif
>
> And even if we do require 3.4, the build fails with 4.1+ so...

Ah, dang, you're right. Okay, I'll figure out how to do this without
using xsaveopt.

Thank you for pointing this out.

- Ross



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