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Date: Wed, 19 Dec 2001 14:49:18 -0500 (EST)
From: Chris Meadors <clubneon@hereintown.net>
To: devik <devik@cdi.cz>
cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: gcc 3.0.2/kernel details (-O issue)
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On Wed, 19 Dec 2001, devik wrote:

> Hello,
> just another crash report. But interesting one IMHO.
> When I compile 2.3.16/SMP with gcc 3.0.2 then it works.
> But when I changed -O2 to -O (compile speed reasons)
> the compilation succeeded but kernel crashed during
> boot (in sys_sigreturn).

The kernel relies on features turned on by -O2 and will not function
properly with just -O of any version of gcc.

-Chris
-- 
Two penguins were walking on an iceberg.  The first penguin said to the
second, "you look like you are wearing a tuxedo."  The second penguin
said, "I might be..."                         --David Lynch, Twin Peaks

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