On Sat, Nov 20, 2010 at 4:09 AM, Ludovic Courtès wrote:
> Hi!
>
> Flex is only needed when building from Git, not when building from a
> tarball, which is why ‘configure’ doesn’t check for it. (And Flex is
Oh.. ok. Didn't know that.
> not GNU, BTW. ;-))
Didn't know that too! Thanks. :-)
--
Hi,
configure currently is not checking for the presence of flex, but it
is being used inside libguile/Makefile. The attached patch fixes this.
thanks
--
Ramakrishnan
From 3c4b6f8165e785f602e576a51f645f463f01c836 Mon Sep 17 00:00:00 2001
From: Ramakrishnan Muthukrishnan
Date: Fri, 19 Nov
On Wed, Nov 3, 2010 at 11:23 PM, Ramakrishnan Muthukrishnan
wrote:
> On Wed, Nov 3, 2010 at 9:52 PM, Mark H Weaver wrote:
>> Ramakrishnan and others,
>>
>> I just realized that there is a better way to fix these bugs. We don't
>> need a new top-level case
On Wed, Nov 3, 2010 at 9:52 PM, Mark H Weaver wrote:
> Ramakrishnan and others,
>
> I just realized that there is a better way to fix these bugs. We don't
> need a new top-level case in expt after all. Instead, we generalize the
> scm_integer_expt case to support inexact integer exponents.
>
> W
Ramakrishnan
From 6cca8a66a3daedb551f4f80170966d74b6143ba6 Mon Sep 17 00:00:00 2001
From: Ramakrishnan Muthukrishnan
Date: Sun, 31 Oct 2010 23:22:52 +0530
Subject: [PATCH] Adding a case for `expt' when base is negative.
* libguile/numbers.c (scm_expt): Add a case when base is a
negative number. Also fix the bug for the c
Thanks again, Mark and Ludovic.
Attached is an updated patch.
thanks
--
Ramakrishnan
From a1dd2da8562ddeb2052f2994ad0302bcc8d5d1a2 Mon Sep 17 00:00:00 2001
From: Ramakrishnan Muthukrishnan
Date: Sun, 31 Oct 2010 23:22:52 +0530
Subject: [PATCH] Adding a case for `expt' when base is neg
Here is the updated patch.
thanks
Ramakrishnan
From e320d79c8f3cd8b7ddcb9c2d13356e34a3346cfe Mon Sep 17 00:00:00 2001
From: Ramakrishnan Muthukrishnan
Date: Sun, 31 Oct 2010 23:22:52 +0530
Subject: [PATCH] Fix for bug #31464. expt needs to treat negative bases specially.
* libguile/numbers.c
On Tue, Nov 2, 2010 at 10:25 AM, Mark H Weaver wrote:
> Hi Ramakrishnan,
>
> Thanks for the revised patch. There are still some problems:
> [...]
>
> This is an improvement, but isn't quite right. scm_integer_expt
> requires that y be an exact integer, but x is allowed to be any scheme
> number
aster. The patch fixes this too.)
Also adds some test cases. Please review.
Thanks
Ramakrishnan
From 025bde78d4c199dee1d2857e913d69ce4d7c2e59 Mon Sep 17 00:00:00 2001
From: Ramakrishnan Muthukrishnan
Date: Sun, 31 Oct 2010 23:22:52 +0530
Subject: [PATCH] Fix for bug #31464. expt needs to
On Mon, Nov 1, 2010 at 5:33 AM, Mark H Weaver wrote:
> Ramakrishnan,
>
> Your fix is incorrect. You have assumed that (-a)^b = -(a^b),
Mark,
Yes, you are right. Not sure what I was thinking when I made the patch. :-(
> The reported bug is simply due to roundoff error. You must know
> somethin
:00:00 2001
From: Ramakrishnan Muthukrishnan
Date: Sun, 31 Oct 2010 23:22:52 +0530
Subject: [PATCH] Fix for bug #31464. expt needs to treat negative bases specially.
Also adding test-suite cases for expt.
* libguile/numbers.c: if base is negative, find the absolute value
of the base, find l
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