From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Emanuel Evans Newsgroups: gmane.emacs.bugs Subject: bug#18757: 24.4; Intermittent screen flicker since upgrading to OS X 10.10 Date: Mon, 20 Oct 2014 11:24:45 -0700 Message-ID: References: <83tx32diy6.fsf@gnu.org> <837fzxe41v.fsf@gnu.org> <059B7168-754B-4DEE-8373-1A84903C47D4@swipnet.se> <5443FB74.6020802@swipnet.se> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1413829827 747 80.91.229.3 (20 Oct 2014 18:30:27 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 20 Oct 2014 18:30:27 +0000 (UTC) Cc: 18757@debbugs.gnu.org To: Jan =?UTF-8?Q?Dj=C3=A4rv?= Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Oct 20 20:30:19 2014 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 1XgHil-0007wA-GK for geb-bug-gnu-emacs@m.gmane.org; Mon, 20 Oct 2014 20:30:19 +0200 Original-Received: from localhost ([::1]:46289 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XgHil-0000H1-3E for geb-bug-gnu-emacs@m.gmane.org; Mon, 20 Oct 2014 14:30:19 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:40808) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XgHic-0000Gl-3c for bug-gnu-emacs@gnu.org; Mon, 20 Oct 2014 14:30:15 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XgHiW-0005Zz-7B for bug-gnu-emacs@gnu.org; Mon, 20 Oct 2014 14:30:10 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:37151) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XgHiW-0005YM-3V for bug-gnu-emacs@gnu.org; Mon, 20 Oct 2014 14:30:04 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1XgHiV-0002b7-21 for bug-gnu-emacs@gnu.org; Mon, 20 Oct 2014 14:30:03 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Emanuel Evans Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 20 Oct 2014 18:30:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 18757 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 18757-submit@debbugs.gnu.org id=B18757.14138297919942 (code B ref 18757); Mon, 20 Oct 2014 18:30:02 +0000 Original-Received: (at 18757) by debbugs.gnu.org; 20 Oct 2014 18:29:51 +0000 Original-Received: from localhost ([127.0.0.1]:57482 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XgHiJ-0002aI-9x for submit@debbugs.gnu.org; Mon, 20 Oct 2014 14:29:51 -0400 Original-Received: from mail-pd0-f176.google.com ([209.85.192.176]:64578) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1XgHiG-0002Zy-N2 for 18757@debbugs.gnu.org; Mon, 20 Oct 2014 14:29:49 -0400 Original-Received: by mail-pd0-f176.google.com with SMTP id fp1so5455627pdb.7 for <18757@debbugs.gnu.org>; Mon, 20 Oct 2014 11:29:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=references:from:to:cc:subject:date:in-reply-to:message-id :mime-version:content-type:content-transfer-encoding; bh=tVVD4KyH4+fUQyWTn/3fWgKAdvGyUMpH4zxaztZoSf0=; b=eeCW+PU1RhGMxKoz2xkkP4SNcpcdqeCq1PvBveDTTwh4barxyQhMfTPAZVV6UUo4DP FeBtYS97ytA4Jib7oC02xOMDdITVeRtRMoAnLY7O51zA9//L2hs4iU9l8CIUm0r71qYt wv3UiLLKNh2sEDvoSgAMXaY71R1MrVVgE1ukYblSurn79PS96JoUczpWk/vtVB/nFl7y E3fzg8HXcNvuOZZOqO5MN/yFsZHbn/qlPk1OtTLX/xkZGYktN0mBTiwDDy2z3ta19tfP i0VYy+2z/O5xR8m++R2eyGyoBWsRWCQSxdLhOdkY6la8abfzU+iHpA5E5LjmyegnxTt6 905g== X-Received: by 10.67.13.205 with SMTP id fa13mr5478447pad.118.1413829782671; Mon, 20 Oct 2014 11:29:42 -0700 (PDT) Original-Received: from localhost (c-71-202-127-227.hsd1.ca.comcast.net. [71.202.127.227]) by mx.google.com with ESMTPSA id m1sm9799453pdm.53.2014.10.20.11.29.41 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 20 Oct 2014 11:29:42 -0700 (PDT) In-reply-to: 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:94835 Just confirmed that disabling the scroll bar makes it go away. The flicker is pretty hard to see with the default theme; it looks much worse with high-contrast themes. It's always just one flicker per window switch--is that you're seeing? Thanks again for looking at this! Emanuel Jan Djärv writes: > Hello. > >> 20 okt 2014 kl. 18:05 skrev Emanuel Evans : >> >> Jan Djärv writes: >> >>> >>> I can't repeate it. Maybe hardware related? >>> >> >> Thanks so much for looking into this! If it's at all helpful, I've found >> a way to consistently reproduce it on my computer from a fresh build >> with Emacs -Q (starting in a scratch buffer): >> >> 1. M-x toggle-frame-fullscreen >> 2. C-x 3 >> 3. C-x o >> 4. C-x b >> 5. Flicker occurs on C-x o each time > > I can see a bit of flicker in the top line, but is just flickers once, not repeatedly. > It seems to be related to scrollbars. If I disable scroll bars, the flicker does not happen. > Do you see that? > > Jan D.