From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#39188: 28.0.50; w32 cursor redisplay problem Date: Sun, 19 Jan 2020 17:22:31 +0200 Message-ID: <835zh7zd1k.fsf@gnu.org> References: Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="65519"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 39188@debbugs.gnu.org To: Fabrice Popineau Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jan 19 16:23:10 2020 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 1itCPu-000H0V-IC for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 19 Jan 2020 16:23:10 +0100 Original-Received: from localhost ([::1]:50924 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1itCPt-0004dO-Ir for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 19 Jan 2020 10:23:09 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44943) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1itCPm-0004d5-K6 for bug-gnu-emacs@gnu.org; Sun, 19 Jan 2020 10:23:03 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1itCPl-0007Vq-O9 for bug-gnu-emacs@gnu.org; Sun, 19 Jan 2020 10:23:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:37776) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1itCPl-0007Vm-LB for bug-gnu-emacs@gnu.org; Sun, 19 Jan 2020 10:23:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1itCPl-0006f1-IP for bug-gnu-emacs@gnu.org; Sun, 19 Jan 2020 10:23:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 19 Jan 2020 15:23:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 39188 X-GNU-PR-Package: emacs Original-Received: via spool by 39188-submit@debbugs.gnu.org id=B39188.157944735425561 (code B ref 39188); Sun, 19 Jan 2020 15:23:01 +0000 Original-Received: (at 39188) by debbugs.gnu.org; 19 Jan 2020 15:22:34 +0000 Original-Received: from localhost ([127.0.0.1]:43749 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1itCPK-0006eD-LX for submit@debbugs.gnu.org; Sun, 19 Jan 2020 10:22:34 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:35819) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1itCPI-0006dx-CB for 39188@debbugs.gnu.org; Sun, 19 Jan 2020 10:22:32 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36781) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1itCPD-0007K3-73; Sun, 19 Jan 2020 10:22:27 -0500 Original-Received: from [176.228.60.248] (port=4421 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1itCPC-0007KW-J7; Sun, 19 Jan 2020 10:22:27 -0500 In-reply-to: (message from Fabrice Popineau on Sun, 19 Jan 2020 10:17:01 +0100) 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: 209.51.188.43 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:174869 Archived-At: > From: Fabrice Popineau > Date: Sun, 19 Jan 2020 10:17:01 +0100 > > With the current master (and for a couple of months), I observe this redisplay problem where moving the > cursor up or down, when the buffer is scrolled, the cursor may leave some ghost trace. This is with > w32-use-visible-system-caret set to t. It seems the problem does not happen if this variable is set to nil. Please show a reproduction recipe starting from "emacs -Q". Your image seems to show a trace on every line, which is not what I see here. What I see here is 2 artefacts: one in the middle of the window, another at its beginning, and this problem seems to have started with Emacs 25.1, not a few months ago.