GNU bug report logs - #32485
27.0.50; Problem with zerop on 32-bit platforms

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Package: emacs;

Reported by: Ken Brown <kbrown <at> cornell.edu>

Date: Mon, 20 Aug 2018 18:14:01 UTC

Severity: normal

Found in version 27.0.50

Done: Paul Eggert <eggert <at> cs.ucla.edu>

Bug is archived. No further changes may be made.

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Message #8 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Andy Moreton <andrewjmoreton <at> gmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: Re: bug#32485: 27.0.50; Problem with zerop on 32-bit platforms
Date: Mon, 20 Aug 2018 19:46:39 +0100

On Mon 20 Aug 2018, Ken Brown wrote:

> Evaluating (zerop (lsh -1 32)) on 32-bit Cygwin yields
>
> Debugger entered--Lisp error: (wrong-type-argument number-or-marker-p 
> -4294967296)
>
> I realize that the fate of lsh is still being debated, but I think
> there's a problem with zerop anyway, because directly evaluating (zerop
> -4294967296) leads to the same error.

Could this be bug#32477 ? Please try the patch I posted in:
http://lists.gnu.org/archive/html/bug-gnu-emacs/2018-08/msg00467.html

    AndyM
This bug report was last modified 6 years and 357 days ago.

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