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Re: gcc -3.4.4 and linux-2.4.32

To: David Daney <ddaney@avtrex.com>
Subject: Re: gcc -3.4.4 and linux-2.4.32
From: Ralf Baechle <ralf@linux-mips.org>
Date: Tue, 17 Jan 2006 13:43:41 +0000
Cc: Kishore K <hellokishore@gmail.com>, linux-mips@linux-mips.org
In-reply-to: <43CBD91B.4020607@avtrex.com>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <f07e6e0601160423h5ce1c0d7lcb7e38f8509c4116@mail.gmail.com> <43CBD91B.4020607@avtrex.com>
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On Mon, Jan 16, 2006 at 09:34:19AM -0800, David Daney wrote:

> Not exactly.  It has to do with -funit-at-a-time.  In the 2.4.x kernel 
> it is assumed that gcc will not reorder top level asm statements and 
> functions.  For gcc-3.3.x and earlier this was a valid assumption.  With 
> 3.4.x and later it is not.

This is not the only gcc 3.4 related issue.  Building the 2.4 defconfig
for example will fail.

  Ralf

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