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SubjectRe: PATCH] Use -mpreferred-stack-boundary=3 on x86-64 if supported
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Yes, it didn't work on 64 bits until now.

Andi Kleen <andi@firstfloor.org> wrote:

>On Sat, Jun 23, 2012 at 09:17:06AM -0700, H. Peter Anvin wrote:
>> To keep gcc from paddong the stack to maintain a nonexistent
>alignment.
>
>
>Ah ok. 3 instead of 4.
>
>I thought i had done that a long time ago, but now it somehow
>only seems to be there for 32bit.
>
>Makes sense.
>
>-Andi

--
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