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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: Arithmetic range error
Date: Fri, 08 Feb 2019 16:04:22 +0200
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To: Robert Pluim <rpluim@gmail.com>, Bastien Guerry  <bzg@gnu.org>
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> From: Robert Pluim <rpluim@gmail.com>
> Date: Fri, 08 Feb 2019 14:34:29 +0100
> Cc: emacs-devel@gnu.org
> 
> The problem comes from org's desire to have the ctime as a single
> integer. Reverting the commit that changed org to use 'floor' will
> just result in truncation (but people might not care about that, since
> weʼd be dropping the high bits of the timestamp). Ideally org would
> handle the list form of timestamps, but thatʼs something for org
> developers to decide.

Indeed, this is a matter for Org developers to handle.  CC'ing Bastien
for that reason.