From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: phillip.lord@russet.org.uk (Phillip Lord) Newsgroups: gmane.emacs.bugs Subject: bug#23871: 25.1.50; Undo unexpectedly leads to blank buffer Date: Sun, 03 Jul 2016 21:21:09 +0100 Message-ID: <871t3aqxqi.fsf@russet.org.uk> References: <83h9cavdgj.fsf@gnu.org> <87poqyy2tc.fsf@metalevel.at> <87vb0qqrkz.fsf@russet.org.uk> <87h9c9zx75.fsf@metalevel.at> <834m89vmyv.fsf@gnu.org> <878txlsbdb.fsf@russet.org.uk> <87furtccdv.fsf@metalevel.at> <877fd5q9te.fsf@russet.org.uk> <83bn2gtruk.fsf@gnu.org> <87k2h37pvb.fsf@russet.org.uk> <87zipz223y.fsf@metalevel.at> <87a8hzkqp2.fsf@russet.org.uk> <87d1mv9gqm.fsf@metalevel.at> <8760smricr.fsf@russet.org.uk> <83lh1irb72.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1467577352 4139 80.91.229.3 (3 Jul 2016 20:22:32 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 3 Jul 2016 20:22:32 +0000 (UTC) Cc: 23871@debbugs.gnu.org, triska@metalevel.at To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Jul 03 22:22:20 2016 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 1bJnuD-0001ES-Dh for geb-bug-gnu-emacs@m.gmane.org; Sun, 03 Jul 2016 22:22:17 +0200 Original-Received: from localhost ([::1]:43983 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bJnu9-0007VT-Ej for geb-bug-gnu-emacs@m.gmane.org; Sun, 03 Jul 2016 16:22:13 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43526) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bJnu3-0007VM-Oh for bug-gnu-emacs@gnu.org; Sun, 03 Jul 2016 16:22:08 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bJnty-0007Xy-OX for bug-gnu-emacs@gnu.org; Sun, 03 Jul 2016 16:22:07 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:52144) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bJnty-0007Xu-Kc for bug-gnu-emacs@gnu.org; Sun, 03 Jul 2016 16:22:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1bJnty-0005H3-Gv for bug-gnu-emacs@gnu.org; Sun, 03 Jul 2016 16:22:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: phillip.lord@russet.org.uk (Phillip Lord) Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 03 Jul 2016 20:22:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 23871 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 23871-submit@debbugs.gnu.org id=B23871.146757727920222 (code B ref 23871); Sun, 03 Jul 2016 20:22:02 +0000 Original-Received: (at 23871) by debbugs.gnu.org; 3 Jul 2016 20:21:19 +0000 Original-Received: from localhost ([127.0.0.1]:36248 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bJntH-0005G6-IH for submit@debbugs.gnu.org; Sun, 03 Jul 2016 16:21:19 -0400 Original-Received: from cloud103.planethippo.com ([31.216.48.48]:33447) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bJntE-0005Fr-1h for 23871@debbugs.gnu.org; Sun, 03 Jul 2016 16:21:18 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=russet.org.uk; s=default; h=Content-Type:MIME-Version:Message-ID: In-Reply-To:Date:References:Subject:Cc:To:From; bh=ZHf6B+RMD5Rnz434xmoC+kxrgV8H+FxEQLozxL4o2Pg=; b=GgUswn+S7MQ1fdCrlr3MYhftHj NArx8StcdTRBIrtfmkwgaPgweMKQQbUe6U4oL6NOVY361DKPwO8R9hXp6pIhvPT0ldLspxzF4aqTq 9Q2Fu71OO5sKt6g2RC+Hy1zC00Iwk/NqTF79DcL5/8kUG1RYE+QX4FNGsUJJlbd3N85hnmPaXYc4n nWs5njZYjsoFDxTKQ14bO3QWIRcYx+DvbMe0gS9diZdqOd5rcppmUy9ktyH20TW6omaO06askTJzJ i3Jl9Wjmb61ZAE0k51soo9kCYlw1o6G93ilrrSBycuN7G4P32hyOW7KwK3NsUCg4ltETr26BM6yHV K5vpzx5A==; Original-Received: from cpc1-benw10-2-0-cust373.gate.cable.virginm.net ([77.98.219.118]:55960 helo=russet.org.uk) by cloud103.planethippo.com with esmtpsa (TLSv1.2:DHE-RSA-AES128-SHA:128) (Exim 4.86_1) (envelope-from ) id 1bJnt8-003C8t-4d; Sun, 03 Jul 2016 21:21:10 +0100 In-Reply-To: <83lh1irb72.fsf@gnu.org> (Eli Zaretskii's message of "Sun, 03 Jul 2016 18:30:25 +0300") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.95 (gnu/linux) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cloud103.planethippo.com X-AntiAbuse: Original Domain - debbugs.gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - russet.org.uk X-Get-Message-Sender-Via: cloud103.planethippo.com: authenticated_id: phillip.lord@russet.org.uk X-Authenticated-Sender: cloud103.planethippo.com: phillip.lord@russet.org.uk 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:120367 Archived-At: Eli Zaretskii writes: >> From: phillip.lord@russet.org.uk (Phillip Lord) >> Cc: Eli Zaretskii , 23871@debbugs.gnu.org >> Date: Sun, 03 Jul 2016 13:55:48 +0100 >> >> I've tried to reproduce #23871, but unfortunately, swiprolog crashes as >> shown below. > > I very much hope that the problem could be reproduced without using > Prolog at all, by just invoking a program like 'cat' to insert some > text into the buffer. I cannot see how Prolog can be possibly > relevant to this, as all it does is insert text into the buffer. That might be true, unless there is something odd about the way prolog produces text in terms of timing. Or something happening in the other buffers it opens. > >> The packaged version of swiprolog on my machine is 6.6.4, rather than > >> 7.2. I'm not keen on trying to update to 7.2. > > Actually, the recipe asks for 7.3. Both are a long way of 6.6.4!