From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Richard M. Stallman" Newsgroups: gmane.emacs.devel Subject: Re: Display slowness that is painful Date: Fri, 03 Feb 2006 18:43:17 -0500 Message-ID: References: <87slr5c78p.fsf@stupidchicken.com> <877j8fx43q.fsf@stupidchicken.com> <87mzhaqp7p.fsf@stupidchicken.com> <87wtgel266.fsf@stupidchicken.com> <85wtgeks2z.fsf@lola.goethe.zz> <87u0bhkghu.fsf-monnier+emacs@gnu.org> Reply-To: rms@gnu.org NNTP-Posting-Host: main.gmane.org Content-Type: text/plain; charset=ISO-8859-15 X-Trace: sea.gmane.org 1139017487 20896 80.91.229.2 (4 Feb 2006 01:44:47 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Sat, 4 Feb 2006 01:44:47 +0000 (UTC) Cc: cyd@stupidchicken.com, emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Feb 04 02:44:45 2006 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1F5CTc-0003wc-RI for ged-emacs-devel@m.gmane.org; Sat, 04 Feb 2006 02:44:37 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1F5CWo-0000rf-S5 for ged-emacs-devel@m.gmane.org; Fri, 03 Feb 2006 20:47:54 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1F5Aed-0004n7-HQ for emacs-devel@gnu.org; Fri, 03 Feb 2006 18:47:54 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1F5Aec-0004lb-10 for emacs-devel@gnu.org; Fri, 03 Feb 2006 18:47:50 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1F5Aeb-0004kk-GX for emacs-devel@gnu.org; Fri, 03 Feb 2006 18:47:49 -0500 Original-Received: from [199.232.76.164] (helo=fencepost.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.52) id 1F5Adg-0005oQ-Ov for emacs-devel@gnu.org; Fri, 03 Feb 2006 18:46:52 -0500 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.34) id 1F5AaD-0005ph-QF; Fri, 03 Feb 2006 18:43:17 -0500 Original-To: Stefan Monnier In-reply-to: <87u0bhkghu.fsf-monnier+emacs@gnu.org> (message from Stefan Monnier on Thu, 02 Feb 2006 09:02:30 -0500) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:49993 Archived-At: Insisting on fixing algorithmic performance bugs, even knowing that there are many more of the same kind, will make sure that you don't even get any release at all (if you want, I'll construct a useful piece of code that uses enough overlays to bring the redisplay to its knees, and then I'll let you try and come up with a better implementation of overlays). I did not "construct" code to produce this bug. It happened to me during my normal mail-reading procedure. We don't have to look for trouble, but we need to fix the problems that really happen. Meanwhile, wasn't this one easy?