linux-kernel - Re: from where comes "_

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Date:	Sat, 21 Jul 2007 21:34:53 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Alexander Shishkin <alexander.shishckin@...il.com>
cc:	"Robert P. J. Day" <rpjday@...dspring.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: from where comes "__moddi3"?


On Jul 21 2007 23:33, Alexander Shishkin wrote:
> On 7/21/07, Robert P. J. Day <rpjday@...dspring.com> wrote:
>>
>>   again, probably displaying my abject ignorance, but i wrote a
>> trivial module that tries to "var % 15", and i get:
>>
>>   WARNING: "__moddi3" undefined!
> ...which comes from libgcc1 which you obviously don't want to link against.
>
> Does (var & 0x0f) not work for you?

v & 0x0F  <=>  v % 16



	Jan
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