From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#24662: 24.5; Markdown mode freezes Emacs when using TeX input method in a header Date: Mon, 10 Oct 2016 22:03:31 +0300 Message-ID: <83vax0c9h8.fsf@gnu.org> References: <871szoxesz.fsf@poincare.umons.ac.be> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1476126330 23752 195.159.176.226 (10 Oct 2016 19:05:30 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 10 Oct 2016 19:05:30 +0000 (UTC) Cc: 24662@debbugs.gnu.org To: Christophe Troestler Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Oct 10 21:05:24 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1btfsx-0004f3-MP for geb-bug-gnu-emacs@m.gmane.org; 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Mon, 10 Oct 2016 15:03:56 -0400 In-reply-to: <871szoxesz.fsf@poincare.umons.ac.be> (message from Christophe Troestler on Mon, 10 Oct 2016 20:02:52 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:124314 Archived-At: > From: Christophe Troestler > Date: Mon, 10 Oct 2016 20:02:52 +0200 > > Elpa Markdown mode makes Emacs use 100% CPU and be unresponsive (C-g has > no effect) when using TeX input method in a header followed by an URL. > > Steps to reproduce: > > - Run: emacs -q > - Execute (if you are using Debian or derivatives and installed > elpa-markdown-mode — otherwise see > http://jblevins.org/projects/markdown-mode/): > > (load > "/usr/share/emacs/site-lisp/elpa-src/markdown-mode-2.1/markdown-mode.el") > > - Create a file, say a.md, containing > > # > > http:// > > - Place the cursor after "#". > > - Switch to TeX input method (C-\ and select TeX) > > - Type \ (then Emacs freezes) Thank you for your report. I'm not sure why do you think it's an Emacs bug. AFAICT, Emacs infloops in font-lock routines set up by markdown-mode, so it could well be a bug in markdown-mode itself.