From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Matt Armstrong Newsgroups: gmane.emacs.bugs Subject: bug#58342: 29.0.50; noverlay branch is O(N) for important calls Date: Sat, 08 Oct 2022 16:08:36 -0700 Message-ID: <878rlp6hhn.fsf@rfc20.org> References: <87edvkcz5v.fsf@rfc20.org> <878rlrfyje.fsf@rfc20.org> <87a6674bg4.fsf@rfc20.org> <83zge6ltto.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="5536"; mail-complaints-to="usenet@ciao.gmane.io" Cc: "gerd.moellmann@gmail.com" , "mail@andreas-politz.de" , "58342@debbugs.gnu.org" <58342@debbugs.gnu.org> To: Drew Adams , Stefan Monnier , Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Oct 09 01:09:12 2022 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 1ohIwR-0001EH-7r for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 09 Oct 2022 01:09:11 +0200 Original-Received: from localhost ([::1]:56930 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ohIwP-00051C-Uy for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 08 Oct 2022 19:09:09 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:34656) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ohIwI-00050r-OB for bug-gnu-emacs@gnu.org; Sat, 08 Oct 2022 19:09:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:42537) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ohIwI-0001h4-A1 for bug-gnu-emacs@gnu.org; Sat, 08 Oct 2022 19:09:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ohIwI-0005eJ-5H for bug-gnu-emacs@gnu.org; Sat, 08 Oct 2022 19:09:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Matt Armstrong Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 08 Oct 2022 23:09:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 58342 X-GNU-PR-Package: emacs Original-Received: via spool by 58342-submit@debbugs.gnu.org id=B58342.166527053321700 (code B ref 58342); Sat, 08 Oct 2022 23:09:02 +0000 Original-Received: (at 58342) by debbugs.gnu.org; 8 Oct 2022 23:08:53 +0000 Original-Received: from localhost ([127.0.0.1]:41615 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ohIw9-0005dw-2Z for submit@debbugs.gnu.org; Sat, 08 Oct 2022 19:08:53 -0400 Original-Received: from relay6-d.mail.gandi.net ([217.70.183.198]:52135) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ohIw5-0005de-25 for 58342@debbugs.gnu.org; Sat, 08 Oct 2022 19:08:51 -0400 Original-Received: (Authenticated sender: matt@rfc20.org) by mail.gandi.net (Postfix) with ESMTPSA id 1571BC0005; Sat, 8 Oct 2022 23:08:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rfc20.org; s=gm1; t=1665270523; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=sCyeT3E89oQ4lwAA56PdH/uoboTuTwEWLVxmcdCq/Ig=; b=Az9j3fw3HhXcQcogRRaG2LqErptcrHpMf/vRAsABiLPw/ZSw0WeQJg8NYlKTb+Z370LYmV 7FzhSC50ov1i1DPgeuThXEYz5iH4KWADgoPczTaCOD/bJTW7ESCPuf1mf1O35rjulXes0I rbm1WDUBzrbqxXaJwW0gyA1wNKifzLpkwcC0k7LgHHRKcJKdDQVRCPGG/tVWLTZ25alZCD +dwqLBJjZ1hp4Lb2NMdyKq7eE5I0iwJZ0HDYVmEdet2O9Rh3OYEz6buag4pFeEcw4uYPG9 yay1F5MFZrudxijzb2UvQjzNL+7Mucctkjmal50JV/0mYxA1TGHyFtcu5wLkhw== Original-Received: from matt by naz with local (Exim 4.96) (envelope-from ) id 1ohIvs-0055TH-1S; Sat, 08 Oct 2022 16:08:36 -0700 In-Reply-To: X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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:244942 Archived-At: Drew Adams writes: >> For the potential performance problem with next-overlay-change to appear >> you need overlays to overlap, so not something like linum or nhexl-mode. > > Which is why I mentioned zones.el. > > And I don't expect it to be alone in this. > Overlays can be anywhere. For what it is worth, the use cases where this bug applies are likely to be noticeably slow in Emacs today as well.