From: Rolf Eike Beer <eike-kernel@sf-tec.de>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andreas Schwab <schwab@suse.de>
Subject: Re: [2.4.23-pre3] Possible bug in fs/buffer.c
Date: Mon, 8 Sep 2003 18:12:36 +0200 [thread overview]
Message-ID: <200309081812.36916@bilbo.math.uni-mannheim.de> (raw)
In-Reply-To: <1063036721.21084.55.camel@dhcp23.swansea.linux.org.uk>
Am Montag, 8. September 2003 17:58 schrieb Alan Cox:
> On Llu, 2003-09-08 at 16:42, Andreas Schwab wrote:
> > It's neither ugly, nor bogus. The only 100% reliable way to assign the
> > maximum value to an unsigned integer is to use -1.
>
> Its not 100% reliable either 8). Properly you should use the limits.h
> values. The kernel assumes 2's complement so just adding a cast would
> probably keep gcc happy
gcc didn't even find that. He complained about a line slightly above this one.
In limits.h there is no value equal to -1UL.
Eike
next prev parent reply other threads:[~2003-09-08 16:12 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-08 15:15 Rolf Eike Beer
2003-09-08 15:42 ` Andreas Schwab
2003-09-08 15:58 ` Alan Cox
2003-09-08 16:04 ` Andreas Schwab
2003-09-08 22:13 ` J.A. Magallon
2003-09-09 0:53 ` Alan Cox
2003-09-09 13:39 ` Rolf Eike Beer
2003-09-08 16:12 ` Rolf Eike Beer [this message]
2003-09-09 0:52 ` Alan Cox
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