GNU bug report logs - #8525
Lisp reader and string-to-number bugs and inconsistencies

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Package: emacs;

Reported by: Paul Eggert <eggert <at> cs.ucla.edu>

Date: Wed, 20 Apr 2011 09:29:01 UTC

Severity: normal

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

Bug is archived. No further changes may be made.

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Message #17 received at 8525 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: 8525 <at> debbugs.gnu.org
Subject: Re: bug#8525: Lisp reader and string-to-number bugs and
	inconsistencies
Date: Sun, 24 Apr 2011 01:43:30 -0300

> * It's easy to use floats for huge base-10 numbers, but there's no
>   portable and accurate way to convert huge non-base-10 values to
>   floats.  This patch still signals overflow for cases like
>   (string-to-number "ffffffffffffffffffffffffff" 16) where the integer
>   cannot be represented as a 64-bit number.  This is the best we can

That's perfectly fine.


        Stefan
This bug report was last modified 14 years and 30 days ago.

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