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    SubjectRe: [BK+PATCH] remove __constant_memcpy

    On 04.17, Jeff Garzik wrote:
    > On Thu, Apr 17, 2003 at 09:07:45AM -0700, Linus Torvalds wrote:
    [...]
    >
    > #define memcpy(t, f, n) \
    > (__builtin_constant_p(n) ? \
    > __constant_memcpy3d((t),(f),(n)) : \
    > __memcpy3d((t),(f),(n)))
    >

    Do you know if this is more efficient ? :

    __builtin_choose_expr(__builtin_constant_p(n), ... , ....)

    Perhaps ?: reaches runtime, and __builtin doesn't.

    --
    J.A. Magallon <jamagallon@able.es> \ Software is like sex:
    werewolf.able.es \ It's better when it's free
    Mandrake Linux release 9.2 (Cooker) for i586
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