GNU bug report logs - #8732
uinttostr: comparison of unsigned expression < 0 is always false

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Message #13 received at 8732-done <at> debbugs.gnu.org (full text, mbox):

From: Eric Blake <eblake <at> redhat.com>
Cc: 8732-done <at> debbugs.gnu.org, "Voelker,
	Bernhard" <bernhard.voelker <at> siemens-enterprise.com>
Subject: Re: bug#8732: uinttostr: comparison of unsigned expression < 0 is
	always	false
Date: Wed, 25 May 2011 15:29:12 -0600

[Message part 1 (text/plain, inline)]

tag 8732 wontfix
close 8732
done


On 05/25/2011 01:54 PM, Eric Blake wrote:
> On 05/25/2011 01:23 AM, Voelker, Bernhard wrote:
>> Hi *,
>>
>> building coreutils-8.12 with '--enable-gcc-warnings' fails on my SLES 10.3 server:
>>
>>   CC       uinttostr.o
>> cc1: warnings being treated as errors
>> In file included from uinttostr.c:3:
>> anytostr.c: In function 'uinttostr':
>> anytostr.c:39: warning: comparison of unsigned expression < 0 is always false
> 
> the warning is spurious.  But we don't know how
> to shut up gcc.

You're not the first to hit this, either:

http://lists.gnu.org/archive/html/bug-gnulib/2010-10/msg00435.html

Since our party line back then was to "upgrade gcc or quit using -Werror
with old gcc", I'm marking this as a wontfix; but if you can come up
with a patch, we can reopen it.

-- 
Eric Blake   eblake <at> redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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