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From: Rob Browning <rlb@defaultvalue.org>
Subject: Re: Uniform vector lengths -- how long?
Date: Wed, 04 Aug 2004 09:37:49 -0500	[thread overview]
Message-ID: <87pt67klz6.fsf@trouble.defaultvalue.org> (raw)
In-Reply-To: <87iscgu9b3.fsf@zip.com.au> (Kevin Ryde's message of "Thu, 22 Jul 2004 11:20:32 +1000")

Kevin Ryde <user42@zip.com.au> writes:

> I think, but don't quote me, that limits.h and SIZE_MAX are ANSI C,
> and guile already demands that.
>
>>   if (len > ((size_t) SIZE_MAX / uvec_sizes[type])) ...
>
> Since uvec_sizes are all powers of 2, perhaps change to a
> uvec_shift[type] array and use a shift instead of a division.  Ditto
> shift instead of multiply for the len -> bytes.

Good suggestion.  I've changed it.

-- 
Rob Browning
rlb @defaultvalue.org and @debian.org; previously @cs.utexas.edu
GPG starting 2002-11-03 = 14DD 432F AE39 534D B592  F9A0 25C8 D377 8C7E 73A4


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      reply	other threads:[~2004-08-04 14:37 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-20 21:00 Uniform vector lengths -- how long? Rob Browning
2004-06-20 23:26 ` Kevin Ryde
2004-06-21  5:37   ` Rob Browning
2004-07-10  0:41     ` Kevin Ryde
2004-07-12 15:04       ` Rob Browning
2004-07-22  1:20         ` Kevin Ryde
2004-08-04 14:37           ` Rob Browning [this message]

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