linux-kernel - Re: Style Question

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Message-ID: <Pine.LNX.4.61.0703120229030.18623@yvahk01.tjqt.qr>
Date:	Mon, 12 Mar 2007 02:32:00 +0100 (MET)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Kyle Moffett <mrmacman_g4@....com>
cc:	Daniel Hazelton <dhazelton@...er.net>,
	Cong WANG <xiyou.wangcong@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: Style Question


On Mar 11 2007 21:27, Kyle Moffett wrote:
> On Mar 11, 2007, at 19:16:59, Jan Engelhardt wrote:
>> On Mar 11 2007 18:01, Kyle Moffett wrote:
>> > On the other hand when __cplusplus is defined they define it to the
>> > "__null" builtin, which GCC uses to give type conversion errors for
>> > "int foo = NULL" but not "char *foo = NULL".

>> I think that the primary reason they use __null is so that you can
>> actually do[...]
>
> Isn't that what I said? :-D

Ya. Though I was picking at

|"__null" builtin, which GCC uses to give type conversion errors for
|"int foo = NULL"

since C's (void *)0 would also barf when being assigned to int.
So it's not a genuine __null feature ;-)


Jan
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