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#56682: Fix the long lines font locking related slowdowns Date: Fri, 05 Aug 2022 16:05:36 +0300 Message-ID: <83zggizvq7.fsf@gnu.org> References: <8c7321f2f3ec1ef81af9@heytings.org> <02e83b0e-1b5c-fe75-6e59-1f8ddff82d37@yandex.ru> <96f28fd8-6744-1925-0631-0095099362dd@yandex.ru> <74ddc877f1b74ab56d18@heytings.org> <83r11y5a9d.fsf@gnu.org> <83h72t5y2d.fsf@gnu.org> <83pmhg4le6.fsf@gnu.org> <83r11v1a9w.fsf@gnu.org> <83bksz0xgw.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="37675"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 56682@debbugs.gnu.org, gregory@heytings.org, dgutov@yandex.ru To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Aug 05 15:11:47 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 1oJx7B-0009ah-NO for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 05 Aug 2022 15:11:45 +0200 Original-Received: from localhost ([::1]:58438 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oJx7A-00042E-Kx for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 05 Aug 2022 09:11:44 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58914) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oJx1f-0004Tk-GZ for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 09:06:06 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:38701) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1oJx1e-0006mJ-JB for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 09:06:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1oJx1e-0001Bw-5u for bug-gnu-emacs@gnu.org; Fri, 05 Aug 2022 09:06:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 05 Aug 2022 13:06:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 56682 X-GNU-PR-Package: emacs Original-Received: via spool by 56682-submit@debbugs.gnu.org id=B56682.16597047484551 (code B ref 56682); Fri, 05 Aug 2022 13:06:02 +0000 Original-Received: (at 56682) by debbugs.gnu.org; 5 Aug 2022 13:05:48 +0000 Original-Received: from localhost ([127.0.0.1]:56683 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oJx1P-0001BL-RR for submit@debbugs.gnu.org; Fri, 05 Aug 2022 09:05:48 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:45934) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1oJx1M-0001B7-Eu for 56682@debbugs.gnu.org; Fri, 05 Aug 2022 09:05:46 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36260) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oJx1G-0006kM-M7; Fri, 05 Aug 2022 09:05:38 -0400 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=ngRWJ8abSSUYKvVWopWygizCnIRxbxuozw03hTXHtR0=; b=W/+HZEqGLq10 nf2Qk76N6k+LZbJekDb7X5ueSouhJnZIJgY6ABO5ZCZT/sKEEiae+/P9V/a8tBwOyxarkFFwEXFcv 3DZEBfpKaYSfpLGeryRvPXbtE3S/6jya6j5TOfrNtXRMdVjmKna48onCqsplS1Iiv64y2pyh+zAFH 1kh24oLSbfdt1IgrpC1Sk2pzpo2XpPUyZ1iftLq8Uei6d1bEZrEEGetYcuwZ7LDgy/cxuQmYcANcm qY+aQZ5LbIcaRRomfWSktpdnjJANywHngKRc+R+1vHbUfBedlsZMvJYmZ6yrKV823Qel4dhVS6kzY /ISHBkR2/ZdoeTiLsicqyA==; Original-Received: from [87.69.77.57] (port=1533 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 1oJx1G-0001dn-4I; Fri, 05 Aug 2022 09:05:38 -0400 In-Reply-To: (message from Stefan Monnier on Fri, 05 Aug 2022 08:06:32 -0400) 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:238907 Archived-At: > From: Stefan Monnier > Cc: gregory@heytings.org, dgutov@yandex.ru, 56682@debbugs.gnu.org > Date: Fri, 05 Aug 2022 08:06:32 -0400 > > > If and when it is solved, we could revisit this issue. > > The locked narrowing currently in effect makes it impossible to > investigate this problem or improve the behavior :-( ??? Just set long-line-threshold to nil, and you can investigate all you want.