linux-kernel - Re: Is there any word about this bug in gcc ?

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Message-ID: <20071120041600.GC2472@hacking>
Date:	Tue, 20 Nov 2007 12:16:00 +0800
From:	WANG Cong <xiyou.wangcong@...il.com>
To:	zhengyi <goodmenkernel@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Is there any word about this bug in gcc ?

On Tue, Nov 20, 2007 at 10:13:42AM +0800, zhengyi wrote:
>Is there any relevance to the kernel ?
>
>I found the folowing code here:
>http://linux.solidot.org/article.pl?sid=07/11/19/0512218&from=rss
>
>-------------------------------------------------------------------
>int main( void )
>{
>  int i=2;
>  if( -10*abs (i-1) == 10*abs(i-1) )
>    printf ("OMG,-10==10 in linux!\n");
>  else
>    printf ("nothing special here\n") ;
>
>  return 0 ;
>}

I think no. It is considered a bug in abs(), kernel, of course,
doesn't use glibc's abs().

Regards.

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