From mboxrd@z Thu Jan  1 00:00:00 1970
From: Leo Famulari <leo@famulari.name>
Subject: bug#22049: libreoffice compile error
Date: Tue, 1 Dec 2015 00:58:27 -0500
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To: Ludovic =?UTF-8?Q?Court=C3=A8s?= <ludo@gnu.org>
Cc: rennes@openmailbox.org, 22049@debbugs.gnu.org

On Mon, Nov 30, 2015 at 10:14:49PM +0200, Ludovic Courtès wrote:
> Leo Famulari <leo@famulari.name> skribis:
> 
> > It looks like the problem is with a libreoffice dependency, ilmbase.
> > Looking at the build history on hydra.gnu.org, it hasn't built
> > successfully since at least 2015-02-25:
> > http://hydra.gnu.org/job/gnu/master/ilmbase-2.2.0.i686-linux
> 
> Right.  This sounds very much like a rounding issue, whereby the epsilon
> in floating-point number comparisons is to strict for 32-bit machines.
> 
> We should report it upstream, but I don’t see any clear way to report
> bugs, neither in README, nor on openexr.com.  Am I overlooking it?

openexr-devel appears to be the main list:
https://lists.gnu.org/mailman/listinfo/openexr-devel