GNU bug report logs - #22417
Self parsing bug

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From: Mosè Giordano <mose <at> gnu.org>
To: andreas.tjarnberg <at> fripost.org
Cc: 22417 <at> debbugs.gnu.org
Subject: bug#22417: Self parsing bug
Date: Wed, 20 Jan 2016 22:29:52 +0100

Hi Andrea,

2016-01-20 22:09 GMT+01:00  <andreas.tjarnberg <at> fripost.org>:
> Hi,
>
> I came across the following error when loading a tex file.
> It somehow seems to be connected to the latex package subfigure.
>
> * Bug report in org-mode markup
>
> Ubuntu 15.10
> Emacs version: GNU Emacs 25.1.50.2 (x86_64-pc-linux-gnu, GTK+ Version
> 3.16.7) of 2016-01-20
> Auctex version: auctex.git commit #4f618ec
>
> I fetch =auctex= with =el-get= but later only start it with =-l auctex.el=,
> either way produces the same error.
>
> I start emacs
> #+begin_src sh
> emacs -q -l auctex.el
> #+end_src
>
> I then load my TeX setting
> #+begin_src emacs-lisp
> (setq debug-on-error t)
> (setq TeX-parse-self t)
> #+end_src
>
> I then proceed to load my latex file
>
> #+name: tex-file
> #+begin_src sh :results output
> cat equations.tex
> #+end_src
>
> #+RESULTS: tex-file
> #+begin_example
> \documentclass[12pt]{article}
> % \usepackage{graphicx}
> % \makeatletter
> % \g <at> addto <at> macro\@floatboxreset\centering
> % \makeatother
> \usepackage{subfigure}
>
> \pagestyle{empty}
> \begin{document}
>
> \begin{displaymath}
>   \textbf{G}: \textbf{P} \mapsto \textbf{Y}
> \end{displaymath}
>
> \end{document}
> %%% Local Variables:
> %%% mode: latex
> %%% TeX-master: t
> %%% End:
> #+end_example
>
> This produces an error as follows:
> Debugger entered--Lisp error: (wrong-number-of-arguments setq 3)
> signal(wrong-number-of-arguments (setq 3))
>
> (for some reason I can't paste the whole traceback in the mail client)
>
> I noticed that when not using the =\usepackage{subfigure}= package, the
> error does not appear.
>
> I think this is a bug but can't figure out where exactly it's coming from or
> how it appears.

Do you get the error every time you open that file?  I can't reproduce
this bug with Emacs 24.5, same version of AUCTeX.  I can open the file
and compile it without any problem.  Have you tried to check whether
you have something in your init file triggering this bug?

Bye,
Mosè

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