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From: Paul Jackson <pj@sgi.com>
To: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: linux.kernel@vger.kernel.org
Subject: Re: warning: comparison is always false due to limited range of  data type
Date: Wed, 18 Aug 2004 16:14:15 -0700	[thread overview]
Message-ID: <20040818161415.1858c5f7.pj@sgi.com> (raw)
In-Reply-To: <20040818225304.GF22559@bouh.is-a-geek.org>

Samuel wrote:
> Here is another approach. This should never warning, and should get
> optimized away as needed.

Yours looks like it has a better chance of not being broken by some
future gcc enhancement that can see through the obfuscation in mine.

I didn't actually try it, but yours looks good to me.

Thanks.

-- 
                          I won't rest till it's the best ...
                          Programmer, Linux Scalability
                          Paul Jackson <pj@sgi.com> 1.650.933.1373

       reply	other threads:[~2004-08-18 23:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <2qIDQ-7ZR-13@gated-at.bofh.it>
     [not found] ` <2qK2T-oz-1@gated-at.bofh.it>
     [not found]   ` <2qWQx-Hi-7@gated-at.bofh.it>
     [not found]     ` <2r8oA-ks-1@gated-at.bofh.it>
     [not found]       ` <20040818225304.GF22559@bouh.is-a-geek.org>
2004-08-18 23:14         ` Paul Jackson [this message]
2004-08-07 23:17 warning: comparison is always false due to limited range of data type David Ford
2004-08-08  0:41 ` Paul Jackson
2004-08-08 14:21   ` Andi Kleen
2004-08-09  2:37     ` Paul Jackson
2004-08-09 21:42       ` Paul Jackson

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