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SubjectRe: Is there any word about this bug in gcc ?
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From: WANG Cong <xiyou.wangcong@gmail.com>
Date: Tue, 20 Nov 2007 13:39:05 +0800

> And you mean abs() is not in glibc, then where is it? Built in gcc?
> And what's more, why not put it in glibc?

Because the compiler knows things about the inputs and can
thus apply optimizations that a static implementation in glibc
that has to handle all forms of inputs cannot.
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