From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Tom Feist-Hassan Newsgroups: gmane.emacs.bugs Subject: bug#4759: 23.1; Minor Visual Corruption ("Flyspecks") on 23.1/OSX Date: Mon, 11 Apr 2016 14:15:32 +0100 Message-ID: <54718DF1-13AC-45E3-A988-EC3CDA83F102@mhnltd.co.uk> References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1460388734 7853 80.91.229.3 (11 Apr 2016 15:32:14 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 11 Apr 2016 15:32:14 +0000 (UTC) Cc: 4759@debbugs.gnu.org To: Alan Third Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Apr 11 17:32:11 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 1apdow-0007Ay-Ns for geb-bug-gnu-emacs@m.gmane.org; Mon, 11 Apr 2016 17:32:10 +0200 Original-Received: from localhost ([::1]:57120 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1apdov-0006Qm-UO for geb-bug-gnu-emacs@m.gmane.org; Mon, 11 Apr 2016 11:32:09 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39361) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1apdos-0006Oa-6G for bug-gnu-emacs@gnu.org; Mon, 11 Apr 2016 11:32:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1apdoo-00034q-Sa for bug-gnu-emacs@gnu.org; Mon, 11 Apr 2016 11:32:06 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:47252) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1apdoo-00034m-PY for bug-gnu-emacs@gnu.org; Mon, 11 Apr 2016 11:32:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1apdoo-0000sx-LB for bug-gnu-emacs@gnu.org; Mon, 11 Apr 2016 11:32:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Tom Feist-Hassan Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 11 Apr 2016 15:32:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 4759 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: unreproducible Original-Received: via spool by 4759-submit@debbugs.gnu.org id=B4759.14603886873337 (code B ref 4759); Mon, 11 Apr 2016 15:32:02 +0000 Original-Received: (at 4759) by debbugs.gnu.org; 11 Apr 2016 15:31:27 +0000 Original-Received: from localhost ([127.0.0.1]:59588 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1apdoE-0000rk-03 for submit@debbugs.gnu.org; Mon, 11 Apr 2016 11:31:26 -0400 Original-Received: from mail-wm0-f42.google.com ([74.125.82.42]:36975) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1apbgq-0005es-En for 4759@debbugs.gnu.org; Mon, 11 Apr 2016 09:15:41 -0400 Original-Received: by mail-wm0-f42.google.com with SMTP id n3so104139444wmn.0 for <4759@debbugs.gnu.org>; Mon, 11 Apr 2016 06:15:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mhnltd-co-uk.20150623.gappssmtp.com; s=20150623; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=Ua24/Zj1Dbdj6Hcr3aaU8TUoyWKiHqnjs5xuY+Oa9vE=; b=OQ1cWOeSSyom6vXUmgf4MVkHGMnCG6uOIwr2Aq3fbgO7s9NEKzuNmQJoU17sumXCNh nFNGkilLhvdNZhEkR6gc7r247tyu+GxugRZNnNLH1Gekk2RYZB2HceX9IIYdAknnPO74 xBs5q98hSIVtMINMbUNr541FO7uyJlyoHlwldLxrPQaSr9jWkl5Di2Otuvxyww7lYPqT z6JoAFgnma9mlNvL+BfzHoycbqR2b/jbz4qS5T4bcihuu4XHYhmyXi0lfTw1VjapWKyv 3lYrZ45G7s1ybNXc7lY2F9oUOzbypTYJRMpEzxRV/rY6on2Exp2aERTR4GqSelgWw+fk EoyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=Ua24/Zj1Dbdj6Hcr3aaU8TUoyWKiHqnjs5xuY+Oa9vE=; b=FQTgh/+hZrsaQvvVDt6k/g5VkQ16vpI6qATFou4JgoLhGiilpLEkTCSCAoxODA7eg1 oyWfq2TZsl8Zr/DQiALO2yzn8z/2eKbG04Aia5UCXAJIHx7tdIibL5vOORVFlnqVXqPC lvpZHIJr4HleYDRFjQStdWNRc2JSDiuQ4v2YFhWWg1GzORAsoqCeju74nMTXF+t1WDq9 iW463lPR6OHBbe67w0fJjL7YlhWCbePy9ASVDDH391AQYCDHa7fhi1ou3Sjb3LDYyLNY vTeZY4Wdft7/EZNZw7UOJe6z0Ns3YRVbXgziVIjRaPNS6zmtHwhk11aiTKu55G8bLbav ZkXg== X-Gm-Message-State: AD7BkJL4Hp/aa7S7XT90/EVMGZmx+fE8hq+zaRvMNbNRnCnJo6a5qguXUs8N4YL7EIdXVQ== X-Received: by 10.194.2.130 with SMTP id 2mr23454298wju.77.1460380534716; Mon, 11 Apr 2016 06:15:34 -0700 (PDT) Original-Received: from chompy.mhn (summerhall-meraki1.fluency.net.uk. [185.7.229.101]) by smtp.gmail.com with ESMTPSA id w10sm16692340wjz.9.2016.04.11.06.15.33 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 11 Apr 2016 06:15:34 -0700 (PDT) In-Reply-To: X-Mailer: Apple Mail (2.1878.6) X-Mailman-Approved-At: Mon, 11 Apr 2016 11:31:25 -0400 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:116379 Archived-At: On 5 Apr 2016, at 21:32, Alan Third wrote: > Tom Feist writes: >=20 >> When scrolling (either via wheel or cursor keys / C-n+p) under = certain >> conditions the buffer view will become corrupted with tiny = 'flyspecks' >> which appear to be parts of the buffer text which have been >> incorrectly over- drawn. (That is, they typically share the same >> colours as the font-locked text which "created" them moves across the >> screen.) >=20 > Hi, sorry it's taken so long for someone to get back to you about = this. > I don't see this in Emacs 24 or 25. Are you still seeing this = behaviour > in a recent build? > --=20 > Alan Third Thanks for chasing it up! I'd totally forgotten about this. I haven't = noticed it in quite a long time now, possibly since upgrade to Emacs 24 some time ago (but I've changed a lot of other = things, so no clue if that's what fixed it). For reference, I'm now running: "GNU Emacs 24.4.1 (x86_64-apple-darwin13.4.0, NS apple-appkit-1265.21) = of 2014-10-20 on builder10-9.porkrind.org" on OSX 10.9.5 and it appears to be completely fine on several fonts. Cheers, Tom --=20 Tom Feist-Hassan