From: David Miller <davem@davemloft.net>
To: matthltc@us.ibm.com
Cc: zaitcev@redhat.com, erikj@sgi.com, guillaume.thouvenin@bull.net,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] connector: Some fixes for ia64 unaligned access errors
Date: Mon, 11 Dec 2006 19:41:02 -0800 (PST) [thread overview]
Message-ID: <20061211.194102.74749040.davem@davemloft.net> (raw)
In-Reply-To: <1165892956.24721.129.camel@localhost.localdomain>
From: Matt Helsley <matthltc@us.ibm.com>
Date: Mon, 11 Dec 2006 19:09:16 -0800
> Hmm, that GCC assumption conflicts with the prototypes of memcpy() I've
> seen.
When GCC expands __builtin_memcpy() internally it looks at the types
of the arguments, and what it knows about their guarenteed alignment.
memcpy()'s declaration of the first argument as "void *" has
zero influence upon any of this.
next prev parent reply other threads:[~2006-12-12 3:41 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-07 23:22 Erik Jacobson
2006-12-09 3:20 ` Pete Zaitcev
2006-12-09 7:47 ` Matt Helsley
2006-12-09 21:09 ` Erik Jacobson
2006-12-10 2:34 ` Pete Zaitcev
2006-12-11 23:52 ` Matt Helsley
2006-12-12 1:29 ` Pete Zaitcev
2006-12-12 1:50 ` David Miller
2006-12-12 3:09 ` Matt Helsley
2006-12-12 3:41 ` David Miller [this message]
2006-12-12 2:07 ` Chen, Kenneth W
2006-12-11 23:52 ` Matt Helsley
2006-12-12 17:54 ` Erik Jacobson
2006-12-13 0:45 ` Andrew Morton
2006-12-13 2:31 ` Erik Jacobson
2006-12-13 2:38 ` Andrew Morton
2006-12-13 6:08 ` Erik Jacobson
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