From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: bug-reference-prog-mode slows down CC Mode's scrolling by ~7% Date: Fri, 03 Sep 2021 15:38:20 +0300 Message-ID: <83eea5ygub.fsf@gnu.org> References: <838s0eyyjg.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="36256"; mail-complaints-to="usenet@ciao.gmane.io" Cc: acm@muc.de, emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Sep 03 14:42:59 2021 Return-path: Envelope-to: ged-emacs-devel@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 1mM8X4-0009Az-Nj for ged-emacs-devel@m.gmane-mx.org; Fri, 03 Sep 2021 14:42:58 +0200 Original-Received: from localhost ([::1]:42292 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mM8X1-0006Tk-Pz for ged-emacs-devel@m.gmane-mx.org; Fri, 03 Sep 2021 08:42:56 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39494) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mM8Sc-0000sx-KF for emacs-devel@gnu.org; Fri, 03 Sep 2021 08:38:22 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:40360) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mM8Sc-0005i0-BO; Fri, 03 Sep 2021 08:38:22 -0400 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:2032 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mM8Sb-0007KP-6P; Fri, 03 Sep 2021 08:38:22 -0400 In-Reply-To: (message from Stefan Monnier on Fri, 03 Sep 2021 08:30:28 -0400) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:273790 Archived-At: > From: Stefan Monnier > Cc: Alan Mackenzie , emacs-devel@gnu.org > Date: Fri, 03 Sep 2021 08:30:28 -0400 > > > More importantly, this cannot hide in a comment, it must be clearly > > documented, both in doc strings and in the ELisp manual. (Assuming > > this is the change we will go with, of course.) > > I don't understand why you think so. It's a detail that should be > purely internal to jit-lock.el (and which should have no impact other > than in terms of performance). > > E.g. it shouldn't affect those people writing packages which rely on > jit-lock (it doesn't change the rules of what to return in > `jit-lock-bounds`, for instance). But it does change the result. Users of jit-lock-bounds should definitely know the importance of being "the first function".