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From: Chong Yidong <cyd@stupidchicken.com>
To: emacs-devel@gnu.org
Cc: intrigeri <intrigeri@boum.org>, 103@emacsbugs.donarmstrong.com
Subject: Re: 23.0.60; Segmentation fault loading auto-lang.el
Date: Tue, 08 Apr 2008 01:29:41 -0400	[thread overview]
Message-ID: <87r6dg3oe2.fsf@stupidchicken.com> (raw)

> - download http://www.marquardt-home.de/auto-lang.el to ~/.elisp/
> - run emacs -Q
> - M-x load-file
> - choose file ~/.elisp/auto-lang.el
> => Emacs segfaults (same result with emacs -Q -nw)

This is due to an infinite nesting depth in regexp-opt, which can be
tracked down to the following problem:

(let ((str (string-as-unibyte "ä")))
  (string-match (char-to-string (string-to-char str)) str))

evaluates to 0 in Emacs 22, and to nil in Emacs 23.  It turns out that
this screws up the use of all-completions in regexp-opt-group.

Anyone have any idea what's going on here?




             reply	other threads:[~2008-04-08  5:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-08  5:29 Chong Yidong [this message]
2008-04-08  6:52 ` 23.0.60; Segmentation fault loading auto-lang.el Kenichi Handa
2008-04-08 16:50   ` Chong Yidong
2008-04-09  1:42     ` Stefan Monnier
2008-04-09  2:19     ` Kenichi Handa
  -- strict thread matches above, loose matches on Subject: below --
2008-03-30 18:38 intrigeri

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