From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Alan Mackenzie Newsgroups: gmane.emacs.devel Subject: Re: CC Mode with font-lock-maximum-decoration 2 Date: Mon, 8 Aug 2022 16:05:33 +0000 Message-ID: References: <83y1w0w0gk.fsf@gnu.org> <83pmhcvugm.fsf@gnu.org> <83czdbwjfr.fsf@gnu.org> <837d3jvu9f.fsf@gnu.org> <5e6d30abc39860ef5e37@heytings.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22033"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Eli Zaretskii , emacs-devel@gnu.org To: Gregory Heytings Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Aug 08 18:11:31 2022 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 1oL5Lm-0005XM-Tl for ged-emacs-devel@m.gmane-mx.org; Mon, 08 Aug 2022 18:11:30 +0200 Original-Received: from localhost ([::1]:58986 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oL5Ll-0002AC-CO for ged-emacs-devel@m.gmane-mx.org; Mon, 08 Aug 2022 12:11:29 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:46860) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oL5GK-00048F-RL for emacs-devel@gnu.org; Mon, 08 Aug 2022 12:05:54 -0400 Original-Received: from colin.muc.de ([193.149.48.1]:14547 helo=mail.muc.de) by eggs.gnu.org with smtp (Exim 4.90_1) (envelope-from ) id 1oL5G7-0001qR-G2 for emacs-devel@gnu.org; Mon, 08 Aug 2022 12:05:52 -0400 Original-Received: (qmail 15801 invoked by uid 3782); 8 Aug 2022 16:05:34 -0000 Original-Received: from acm.muc.de (p4fe1582e.dip0.t-ipconnect.de [79.225.88.46]) (using STARTTLS) by colin.muc.de (tmda-ofmipd) with ESMTP; Mon, 08 Aug 2022 18:05:34 +0200 Original-Received: (qmail 7770 invoked by uid 1000); 8 Aug 2022 16:05:33 -0000 Content-Disposition: inline In-Reply-To: <5e6d30abc39860ef5e37@heytings.org> X-Submission-Agent: TMDA/1.3.x (Ph3nix) X-Primary-Address: acm@muc.de Received-SPF: pass client-ip=193.149.48.1; envelope-from=acm@muc.de; helo=mail.muc.de X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01, T_SPF_HELO_TEMPERROR=0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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:293273 Archived-At: Hello, Gregory. On Mon, Aug 08, 2022 at 15:51:50 +0000, Gregory Heytings wrote: > > I've just measured the font-locking time, and (let's call it) CC Mode/2 > > fontifies at 72% the speed of Emacs Lisp Mode. > I don't know under which exact conditions you obtained these (very > favorable) numbers, but I at least cannot reproduce them. .... I think the bit you missed was: >>>> I don't know what makes it [CC Mode with >>>> font-lock-maximum-decoration 2] slow, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Try it again with that setting. [ .... ] -- Alan Mackenzie (Nuremberg, Germany).