From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Kangas Newsgroups: gmane.emacs.bugs Subject: bug#11545: 24.0.96-mac-2.92; Strange speed problem scrolling in C++ code Date: Sat, 02 Nov 2019 12:08:47 +0100 Message-ID: <87h83meds0.fsf@marxist.se> References: <20120602212028.GA8233@acm.acm> <87bltvigo0.fsf@skangas.se> <20191102105925.GA6710@ACM> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="160384"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: John Wiegley , 11545-done@debbugs.gnu.org To: Alan Mackenzie Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Nov 02 12:16:50 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iQrOi-000fYm-Au for geb-bug-gnu-emacs@m.gmane.org; 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Sat, 02 Nov 2019 11:09:02 +0000 Original-Received: (at 11545-done) by debbugs.gnu.org; 2 Nov 2019 11:08:58 +0000 Original-Received: from localhost ([127.0.0.1]:58267 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iQrH7-0001qv-RU for submit@debbugs.gnu.org; Sat, 02 Nov 2019 07:08:58 -0400 Original-Received: from host.gofardesign.uk ([208.79.239.190]:50528) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iQrH5-0001qe-R1 for 11545-done@debbugs.gnu.org; Sat, 02 Nov 2019 07:08:56 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=marxist.se; s=default; h=Content-Type:MIME-Version:Message-ID:Date:References: In-Reply-To:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=CvqOJl5kUmX02QGPvAuce/MfwismHmqyQvvYaPOiXVc=; b=sYDn0FTVviryB660mEcEAhAnth CfSMbg6UI0QalJ1rp50ZlD/mNsxBlHAuJm2frqXmOM6FDkPW/6vFzKLokOqrYxioHG7LznJkHdlxC LunVuYGTMg3PrPqQ0zR2d+vk/o2SBhAqHVhYjilJELRzxP2msEELGYNSeS4oZNiScGok=; Original-Received: from h-70-69.a785.priv.bahnhof.se ([155.4.70.69]:57982 helo=localhost) by host.gofardesign.uk with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92) (envelope-from ) id 1iQrGz-0001X8-30; Sat, 02 Nov 2019 06:08:49 -0500 In-Reply-To: <20191102105925.GA6710@ACM> (Alan Mackenzie's message of "Sat, 2 Nov 2019 10:59:25 +0000") X-OutGoing-Spam-Status: No, score=-1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - host.gofardesign.uk X-AntiAbuse: Original Domain - debbugs.gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - marxist.se X-Get-Message-Sender-Via: host.gofardesign.uk: authenticated_id: stefan@marxist.se X-Authenticated-Sender: host.gofardesign.uk: stefan@marxist.se 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:170789 Archived-At: Hi Alan, Alan Mackenzie writes: >> Just to follow up on this bug, which has seen no update in the last 7 >> years. Has it been fixed by now? > > "Fixed" doesn't seem the right term, really. There have been several > improvemnts in the scrolling speed over the years (the latest less than > an hour ago ;-). When I scroll through a typical ~700k C++ buffer, I now > experience mild sluggishness, a C-v taking a small fraction of a second, > but longer than instantaneous. This is perhaps less than ideal on a > slowish machine (which mine is not), but there's a tradeoff between rapid > fontification and correct fontification. > > I think this bug should now be closed. Thanks for that explanation. I'm consequently closing the bug. Best regards, Stefan Kangas