linux-kernel - Re: New filesystem for Linux

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Date:	Fri, 3 Nov 2006 18:09:39 +0100 (CET)
From:	Mikulas Patocka <mikulas@...ax.karlin.mff.cuni.cz>
To:	Oleg Verych <olecom@...wer.upol.cz>
Cc:	Andrew Morton <akpm@...l.org>,
	Gabriel C <nix.or.die@...glemail.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: New filesystem for Linux

> In gmane.linux.kernel, you wrote:
> []
>> From: Andrew Morton <akpm@...l.org>
>>
>> As Mikulas points out, (1 << anything) won't be evaluating to zero.
>
> How about integer overflow ?

C standard defines that shifts by more bits than size of a type are 
undefined (in fact 1<<32 produces 1 on i386, because processor uses only 5 
bits of a count).

Mikulas
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