From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Can we make set_point_both less expensive? Date: Fri, 20 Mar 2015 17:50:25 -0400 Message-ID: References: <5505E34C.4000106@dancol.org> <8361a029p2.fsf@gnu.org> <83vbi0zukw.fsf@gnu.org> <55080104.9070606@gmx.at> <5508800E.3070600@gmx.at> <55092AE0.1080206@gmx.at> <5509CC67.5010207@gmx.at> <550A7FFB.7040502@gmx.at> <550BD579.9040804@gmx.at> <550C3335.4070405@gmx.at> <83zj77vh87.fsf@gnu.org> <83iodvv1az.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1426888272 10174 80.91.229.3 (20 Mar 2015 21:51:12 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 20 Mar 2015 21:51:12 +0000 (UTC) Cc: rudalics@gmx.at, dancol@dancol.org, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Mar 20 22:51:03 2015 Return-path: Envelope-to: ged-emacs-devel@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 1YZ4oh-0005nm-SA for ged-emacs-devel@m.gmane.org; Fri, 20 Mar 2015 22:50:56 +0100 Original-Received: from localhost ([::1]:45835 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YZ4oh-00062V-8C for ged-emacs-devel@m.gmane.org; Fri, 20 Mar 2015 17:50:55 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:52868) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YZ4oS-00062E-HB for emacs-devel@gnu.org; Fri, 20 Mar 2015 17:50:41 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YZ4oP-000723-7Z for emacs-devel@gnu.org; Fri, 20 Mar 2015 17:50:40 -0400 Original-Received: from chene.dit.umontreal.ca ([132.204.246.20]:46383) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YZ4oO-00070S-Tr; Fri, 20 Mar 2015 17:50:37 -0400 Original-Received: from pastel.home (lechon.iro.umontreal.ca [132.204.27.242]) by chene.dit.umontreal.ca (8.14.1/8.14.1) with ESMTP id t2KLoQ4H023633; Fri, 20 Mar 2015 17:50:26 -0400 Original-Received: by pastel.home (Postfix, from userid 20848) id 1EDCECC6; Fri, 20 Mar 2015 17:50:25 -0400 (EDT) In-Reply-To: <83iodvv1az.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 20 Mar 2015 22:52:52 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) X-NAI-Spam-Flag: NO X-NAI-Spam-Threshold: 5 X-NAI-Spam-Score: 0 X-NAI-Spam-Rules: 1 Rules triggered RV5251=0 X-NAI-Spam-Version: 2.3.0.9393 : core <5251> : inlines <2455> : streams <1408799> : uri <1885867> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 132.204.246.20 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:184060 Archived-At: >> > Redisplay never moves point, except when it was forced to keep a >> > specific window-start position. >> This is the case under discussion. > That's not my understanding. I know, but I assure you that it is. It started with your comment: That contradicts the "catch movement of cursor" idea: redisplay could well move point from where it is found before redisplay, as you know. -- Stefan