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Date: Thu, 29 Aug 2002 13:51:00 -0400 (EDT)
From: Alexander Viro <viro@math.psu.edu>
To: Andi Kleen <ak@suse.de>
cc: Linus Torvalds <torvalds@transmeta.com>, linux-kernel@vger.kernel.org
Subject: Re: [TRIVIAL] strlen("literal string") -> (sizeof("literal string")-1)
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On 29 Aug 2002, Andi Kleen wrote:

> It does a better job for near all the string.h stuff. x86-64 just uses
> the builtins. Only exception  is memcpy, where it likes to call out of line 
> memcpy when it is not absolutely sure about all the alignments 
> (especally lots of casting causes that) 

memcpy() on x86 includes uses of mmx_memcpy().  Not likely to be done by gcc...

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