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From: Nicolas Bareil <nico@chdir.org>
To: David Stevens <dlstevens@us.ibm.com>
Cc: netdev@vger.kernel.org
Subject: Re: [BUG] before() integer overflow
Date: Tue, 05 Aug 2008 20:24:27 +0200	[thread overview]
Message-ID: <87pronqq04.fsf@chdir.org> (raw)
In-Reply-To: <OFD6FD9FE8.66BA8559-ON8825749C.00619B98-8825749C.00621A40@us.ibm.com> (David Stevens's message of "Tue, 5 Aug 2008 10:51:32 -0700")

David Stevens <dlstevens@us.ibm.com> writes:
>         In the sequence space, 0xffffffff is before 0 (by 1), so
> before() should return true. In your example, you don't have enough
> f's for it to be -1 as a signed number, so I'm assuming you mean
> 8 of them there. If you mean 6 f's, then the result is not -1, but the
> positive number 0xffffff, which returns false.

Yes I meant 8 f (I should change my too small fonts ;) )

Thanks to Ben for his explanation, I thought the PAWS was handled in a
specific way. Sorry!

-- 
Nicolas Bareil                                  http://chdir.org/~nico/
OpenPGP=0xAE4F7057 Fingerprint=34DB22091049FB2F33E6B71580F314DAAE4F7057

      reply	other threads:[~2008-08-05 18:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-05 17:19 [BUG] before() integer overflow Nicolas Bareil
2008-08-05 17:40 ` Ben Hutchings
2008-08-05 17:51 ` David Stevens
2008-08-05 18:24   ` Nicolas Bareil [this message]

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