From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.bugs Subject: bug#51814: follow-scroll-down leaves point in wrong place in a corner case. Date: Sat, 13 Nov 2021 19:58:12 +0200 Organization: LINKOV.NET Message-ID: <864k8gdjkb.fsf@mail.linkov.net> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="24379"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (x86_64-pc-linux-gnu) Cc: 51814@debbugs.gnu.org To: Alan Mackenzie Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Nov 13 19:01:24 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mlxLA-00068I-8K for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 13 Nov 2021 19:01:24 +0100 Original-Received: from localhost ([::1]:38112 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mlxL8-00032q-Eh for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 13 Nov 2021 13:01:22 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:42884) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mlxKo-0002x0-HT for bug-gnu-emacs@gnu.org; Sat, 13 Nov 2021 13:01:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:36477) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mlxKo-0002BO-7W for bug-gnu-emacs@gnu.org; Sat, 13 Nov 2021 13:01:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mlxKo-0004Gu-6g for bug-gnu-emacs@gnu.org; Sat, 13 Nov 2021 13:01:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 13 Nov 2021 18:01:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 51814 X-GNU-PR-Package: emacs Original-Received: via spool by 51814-submit@debbugs.gnu.org id=B51814.163682644016372 (code B ref 51814); Sat, 13 Nov 2021 18:01:02 +0000 Original-Received: (at 51814) by debbugs.gnu.org; 13 Nov 2021 18:00:40 +0000 Original-Received: from localhost ([127.0.0.1]:48023 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mlxKS-0004Fz-4q for submit@debbugs.gnu.org; Sat, 13 Nov 2021 13:00:40 -0500 Original-Received: from relay12.mail.gandi.net ([217.70.178.232]:35083) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mlxKO-0004Fk-RG for 51814@debbugs.gnu.org; Sat, 13 Nov 2021 13:00:37 -0500 Original-Received: (Authenticated sender: juri@linkov.net) by relay12.mail.gandi.net (Postfix) with ESMTPSA id 80F19200006; Sat, 13 Nov 2021 18:00:29 +0000 (UTC) In-Reply-To: (Alan Mackenzie's message of "Sat, 13 Nov 2021 17:46:18 +0000") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:219826 Archived-At: > I believe the following patch fixes this. Juri, could you try it out, > please. > > As a test buffer, > (i) open elisp.info in a default GUI window (34 lines); > (ii) C-x 3 ; split it with a vertical divider. > (iii) ] ; Move to next page in manual, "Introduction". > (iv) M-x follow-mode. > (v) C-u 20 C-v ; scroll-up a significant amount. > > (vi) Move point to the line beginning "* Caveats". > (vii) M-x follow-scroll-down. > > Note that point is in a random place. This is a bug. Thanks, I confirm this bug is fixed with your patch. I've tested it with and without tab-line-mode in Info with the header line.