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Re: xdvipdfmx fails with some regtests (“Invalid object”)

From: Werner LEMBERG
Subject: Re: xdvipdfmx fails with some regtests (“Invalid object”)
Date: Thu, 18 Jun 2020 05:56:52 +0200 (CEST)

> Git bisect actually tells me that xdvipdfmx started misbehaving from
> the same commit that caused gs issues:
> 017927b4d63c317e1fc450be2537ccc058072538 (HEAD)
>     Author: Han-Wen Nienhuys <>
>     Date:   Fri Jun 5 20:36:42 2020 +0200
>     Unify calling convention for command-line and API GS use
> Jonas reverted some parts of that with MR !148, but that particular
> issue was left unaddressed.  That affects xdvipdfmx svn/20190225,
> which is shipped with Fedora 32, and with a more recent build from
> the 2020 texlive release (20200315). (Now, I haven’t been able to
> reproduce it on LilyDev so other libraries may be a factor as well.)
> It already took me many hours to find the eight regtests that
> trigger this, but there are also many snippets and NR ly blocks,
> which I won’t be able to track down :-/

Could you send me off-list an example, this is, all necessary input
files that allow me to directly call xetex (and thus xdvipdfmx),
before and after the problematic commit?  I can then start to reduce
the example and contact the xdvipdfmx author, asking for further
analysis.  Or maybe you have produced such a minimum example already?


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