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From: Achim Gratz <Stromeko@nexgo.de>
To: emacs-orgmode@gnu.org
Subject: Re: [0][babel][R] Undesired conversion of integers to floats in R code block output
Date: Mon, 20 Feb 2012 18:36:53 +0100	[thread overview]
Message-ID: <87boot1k5m.fsf@Rainer.invalid> (raw)
In-Reply-To: 87haym1p83.fsf@Rainer.invalid

Achim Gratz <Stromeko@nexgo.de> writes:
>>> On my 32-bit Arch machine:
>>> (string-to-number "123456789"): 123456789 (#o726746425, #x75bcd15)
>>> (string-to-number "987654321"): 987654321.0
>
> Since that latter number is not representable as an integer in Emacs (it
> loses 4 bit due to the way Lisp represents these things), it takes the
> next best thing (FP in that case).  Since you are on Arch, I believe
> there is a way to compile Emacs to use "large integers" even on 32bit
> systems - it may have other problems, but should solve this.

I've just compiled Emacs again using "--with-wide-int" as an additional
(or sole) configure option and get:

(string-to-number "987654321"): 987654321 (#o7267464261, #x3ade68b1)

So, no need to upgrade the whole system to 64bit if that was the only
problem... :-)


Regards,
Achim.
-- 
+<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+

SD adaptations for Waldorf Q V3.00R3 and Q+ V3.54R2:
http://Synth.Stromeko.net/Downloads.html#WaldorfSDada

      reply	other threads:[~2012-02-20 17:37 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-16 19:07 [0][babel][R] Undesired conversion of integers to floats in R code block output Daniel Drake
2012-02-18 16:23 ` Eric Schulte
2012-02-19  7:02   ` Daniel Drake
2012-02-19 16:48     ` Eric Schulte
2012-02-19 17:40       ` Daniel Drake
2012-02-19 18:28         ` Daniel Drake
2012-02-19 19:27           ` Daniel Drake
2012-02-19 20:46             ` Eric Schulte
2012-02-19 21:19               ` Daniel Drake
2012-02-19 21:35               ` Achim Gratz
2012-02-20 17:36                 ` Achim Gratz [this message]

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