From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Sujith Manoharan Newsgroups: gmane.emacs.bugs Subject: bug#59530: 29.0.50; Fontification hangs with C header file Date: Sun, 27 Nov 2022 14:15:26 +0530 Message-ID: <87pmd8eqco.fsf@gmail.com> References: <87wn7lm1o4.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="19551"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.9.3; emacs 29.0.50 Cc: 59530@debbugs.gnu.org To: Alan Mackenzie Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Nov 27 09:44:23 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 1ozDGx-0004ua-5P for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 27 Nov 2022 09:44:23 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ozDGf-0006p1-5i; 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Sun, 27 Nov 2022 00:43:39 -0800 (PST) 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-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:249190 Archived-At: Alan Mackenzie writes: > I think the bug has already been fixed, coincidentally on Thursday, by > the following commit to master: > > commit 3208a42c47c4f98cb03c4b15164ca83113244b40 > Author: Alan Mackenzie > Date: Thu Nov 24 10:51:03 2022 +0000 > > CC Mode: Make it scroll fast over buffers with only #define's > > , committed just a few hours after you reported the bug. > > I have a test script which scrolls all the way through a file, timing > how long it takes. Before the above commit, it took ~1524 seconds on > dce_12-0_sh_mask.h, after the commit, it took ~31.4 seconds. > > Would you please update your Emacs version, and see if this commit has > indeed resolved the problem, then let us know. This commit fixes the issue. It doesn't look like fast-but-imprecise-scrolling is needed anymore at all. Thanks ! Sujith