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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

    --
    Sent from my mobile phone. Please excuse brevity and lack of formatting.


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