From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#15567: Point jumps around madly in XML file when undoing while auto-revert-mode updates buffer Date: Wed, 09 Oct 2013 08:29:13 -0400 Message-ID: References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1381321817 9594 80.91.229.3 (9 Oct 2013 12:30:17 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 9 Oct 2013 12:30:17 +0000 (UTC) Cc: 15567@debbugs.gnu.org To: Barry OReilly Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Oct 09 14:30:20 2013 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1VTsuA-0003Nk-Uw for geb-bug-gnu-emacs@m.gmane.org; Wed, 09 Oct 2013 14:30:19 +0200 Original-Received: from localhost ([::1]:41667 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VTsuA-0003i4-Ba for geb-bug-gnu-emacs@m.gmane.org; Wed, 09 Oct 2013 08:30:18 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:55476) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VTsu1-0003fl-Ql for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2013 08:30:15 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VTstw-0004Lb-06 for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2013 08:30:09 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:57067) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VTstv-0004KM-UF for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2013 08:30:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1VTstu-00011M-Rx for bug-gnu-emacs@gnu.org; Wed, 09 Oct 2013 08:30:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 09 Oct 2013 12:30:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 15567 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 15567-submit@debbugs.gnu.org id=B15567.13813217603850 (code B ref 15567); Wed, 09 Oct 2013 12:30:02 +0000 Original-Received: (at 15567) by debbugs.gnu.org; 9 Oct 2013 12:29:20 +0000 Original-Received: from localhost ([127.0.0.1]:37127 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VTstD-000101-0t for submit@debbugs.gnu.org; Wed, 09 Oct 2013 08:29:19 -0400 Original-Received: from ironport2-out.teksavvy.com ([206.248.154.182]:42094) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1VTst8-0000zp-Tu for 15567@debbugs.gnu.org; Wed, 09 Oct 2013 08:29:16 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: Av4EABK/CFHO+K8t/2dsb2JhbABEvw4Xc4IeAQEEAVYjBQsLNAcLFBgNJIgeBgzBIZEKA5cpjVGBXoMT X-IPAS-Result: Av4EABK/CFHO+K8t/2dsb2JhbABEvw4Xc4IeAQEEAVYjBQsLNAcLFBgNJIgeBgzBIZEKA5cpjVGBXoMT X-IronPort-AV: E=Sophos;i="4.84,565,1355115600"; d="scan'208";a="35099487" Original-Received: from 206-248-175-45.dsl.teksavvy.com (HELO pastel.home) ([206.248.175.45]) by ironport2-out.teksavvy.com with ESMTP/TLS/ADH-AES256-SHA; 09 Oct 2013 08:25:30 -0400 Original-Received: by pastel.home (Postfix, from userid 20848) id 07B3661337; Wed, 9 Oct 2013 08:29:14 -0400 (EDT) In-Reply-To: (Barry OReilly's message of "Tue, 8 Oct 2013 19:07:57 -0400") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 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-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:79083 Archived-At: > shortly point jumps to a wrong part of the buffer. If I wait, it jumps > back and forth every second or two between where I wanted to be and > elsewhere in the buffer. I ended up killing the buffer and revisiting > the file to get back to something usable. > I have been running Emacs with debug statements to walk the specpdl > stack during redisplay and look for save_excursion_restore markers > that mismatch current marker at redisplay. See > http://debbugs.gnu.org/cgi/bugreport.cgi?bug=15045#29 for why and the > debugging patch. I was spammed with this output: Thank you very much, this backtrace is very welcome. Haven't looked at how best to fix the problem, but at least the problem is clear. Stefan