Re: Emacs trunk crash

[Eli Zaretskii <eliz@gnu.org>]

> From: Fabrice Popineau <fabrice.popineau@gmail.com>
> Date: Mon, 23 Mar 2015 21:55:31 +0100
> Cc: Emacs developers <emacs-devel@gnu.org>
> 
> I think I have found the real culprit behind this problem. The undo-tree
> package 
> saves its history in a very direct form which looks like this:
> 
> "5c22c12309909a63b7377b79cf2526b92d756854"
> [cl-struct-undo-tree [nil ([nil (#8=[nil nil ((19641 . 19642) (#(" " 0 1
> (syntax-type string fontified nil)) . -19641) (undo-tree-id0 . -1) (19541 .
> 
> I spare the rest, because the crash is happening while reading the form
> starting at [cl-struct-undo-tree ...
> Actually, the point is near the end of my lines on #^^[1
> 
> Emacs shouldn't crash while reading data it has been able to write (well, at
> least I would expect it).
> Could it be that the syntax-table structure has been changed recently in a way
> that makes it impossible 
> to read one that has been printed with a previous version of emacs?

I can't reproduce the crash, I get

  (args-out-of-range 0 3)

Can you post the full buffer, or at least a part that can be used as a
reproducer?