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.bugs Subject: bug#74281: 30.0.91; font-lock mode hangs on scrolling large Scheme file Date: Thu, 14 Nov 2024 13:42:18 +0200 Message-ID: <86iksqjb39.fsf@gnu.org> References: <8734k0cs1u.fsf@subvertising.org> <86zfm2jjbo.fsf@gnu.org> <87frnu2mar.fsf@subvertising.org> <86ldxmjfim.fsf@gnu.org> <4127F2A6-D61A-4B77-9172-16861383B73C@subvertising.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3401"; mail-complaints-to="usenet@ciao.gmane.io" Cc: monnier@iro.umontreal.ca, 74281@debbugs.gnu.org To: Divya Ranjan Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Nov 14 12:43:13 2024 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 1tBYFl-0000kG-Hn for geb-bug-gnu-emacs@m.gmane-mx.org; 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Thu, 14 Nov 2024 06:42:38 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tBYF4-0002uV-Vu; Thu, 14 Nov 2024 06:42:31 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=dxHgjbFY42Lrq1Cg/2BOtQ89mCgZdO+cBb4MD8LtlZU=; b=PXYsr+0k3R4Z yq1y531yCr9jydLCMXxVMaur+M1E6ER0ZxZBoGqLTQkhuji6UtYtDXTalW+yqCru0yHLIyIA4ChQW l50MbfwwKx+MzcegBcoZY4u47MICP656i2dIVLjUL+r4ls0YtFEJmvklMmTLOc2b3r7P0U/7jfJxy 5v+KenIabhfhJFB38h+hY//9T8q0Nbs9DOGPXbqGVLFOCPUafZ9HWG5LPtQ+YL7njOa3w7n/cAP9K A4uPl1N9BsK88zTA3vloiDB4R2exTNIuCTkJHQypLbYr9QRC4xUYMui8wM3Xqfc7DwX1PVRKNw9t+ DGX3F7DRQJM7H+WrsfS/Kg==; In-Reply-To: <4127F2A6-D61A-4B77-9172-16861383B73C@subvertising.org> (message from Divya Ranjan on Thu, 14 Nov 2024 11:09:41 +0000) 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:295329 Archived-At: > Date: Thu, 14 Nov 2024 11:09:41 +0000 > From: Divya Ranjan > CC: monnier@iro.umontreal.ca, 74281@debbugs.gnu.org > > > I don't understand the question: I thought I pointed at the possible cause by mentioning syntax-directed > font lock? > > I meant you said the emacs build is "unoptimized", what can be optimized? No, it means the C files were compiled with -O0, which disables compiler optimizations, so my Emacs is supposed to be slower than normal. And yet I seed no lags with C-n, unlike what you report.