From unknown Sat Jun 14 03:58:00 2025 X-Loop: help-debbugs@gnu.org Subject: bug#53949: Setting (font-lock-mode 0) in very large buffers will cause highlight-symbol-at-point to fail to highlight all matches Resent-From: Dongli Si Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 12 Feb 2022 08:25:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 53949 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: 53949@debbugs.gnu.org X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.164465428525013 (code B ref -1); Sat, 12 Feb 2022 08:25:01 +0000 Received: (at submit) by debbugs.gnu.org; 12 Feb 2022 08:24:45 +0000 Received: from localhost ([127.0.0.1]:33369 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nIni1-0006VN-Dr for submit@debbugs.gnu.org; Sat, 12 Feb 2022 03:24:45 -0500 Received: from lists.gnu.org ([209.51.188.17]:58568) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nImAy-00074R-Ev for submit@debbugs.gnu.org; Sat, 12 Feb 2022 01:46:32 -0500 Received: from eggs.gnu.org ([209.51.188.92]:41360) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nImAx-0006ex-4s for bug-gnu-emacs@gnu.org; Sat, 12 Feb 2022 01:46:31 -0500 Received: from [2607:f8b0:4864:20::235] (port=37703 helo=mail-oi1-x235.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nImAt-0003kw-S2 for bug-gnu-emacs@gnu.org; Sat, 12 Feb 2022 01:46:29 -0500 Received: by mail-oi1-x235.google.com with SMTP id r27so11990867oiw.4 for ; Fri, 11 Feb 2022 22:46:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:from:date:message-id:subject:to; bh=GOCmsW9Vf0XZF6fwnwfQmpsiCNsdD8UMOUaCACjeoIc=; b=QvuT5G+XGE+iyBdouHVkFCQfpMAup8NDZAjA4Rx6iV2HE15EYy0nviYUjj2kBsFPoB s+ERZ3uoy79KTbBJAcLcHu0qgvGP5/rJwUKuOcqkVgJhozxt0JrbQDN37xdBdsaylYGj pVTKvWVdmbM8uWFjyVZs1WZY0DiR3PFDQdcYm4X+/9N9fmT9vKzbXE1Gbg4FjtzWF2dX WkWHQb6CFvfQa4tgRQv/G6iScbjAod/9o2AuChP187JjVJ0ntOu88MVgByvNR/LglRHD 8l76HjihdtQ5tpCC3Gbe48r0v7n1qhmgKR0bjUb7CL4FsL0o9Gk29BsOILFaBjQcGCkH JccQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=GOCmsW9Vf0XZF6fwnwfQmpsiCNsdD8UMOUaCACjeoIc=; b=C2r2wn5i6riCHgKXnaO2wO561mynRu/ECnHpUU0Laf3MxUaYlH6x3jWKDEt6CX8GNc XUGaHNhqxsG9MgEjcWptEXgixRFwju4KzZvoDo6nAAwaA/i+mwJNyXjT2v3IGt9N1y3h IrHfmRA/t9+JYmXhkOkjvhN7rpAu98tQk9X9zr79pKwu8LCdWrdSTIZqa89JrBlOaGCO 55SAyC3LExxbeUG7S118MWL1AwoRvKRbFcAhRoWikXqW3jmJC0jvcXdgfau9kDh3UYbb B3PnlZnyENmZ3Ys4OeUxBEZ8ZqoG0XWdE7PhPbp0a9MSfFStlT/VFewOutLolsDmTX66 7REQ== X-Gm-Message-State: AOAM530gxlAwsmkY5HSpU2/1IzO88sbPXEbIzRz4h9ffPdOHwVfmcHon V+faPJnxyT7u1NaznD4hzJCV14ECaAkXPtacrgSi0KuT3Tk3LfQE X-Google-Smtp-Source: ABdhPJxQnkQnQGYUM3KqelYafP1zwUrA/q3UJcldkzmIvuioSsWcWVcf8VZmytEfTBOcTyOXDfznb/mN/xJwgrOnj4Q= X-Received: by 2002:a05:6870:73d6:: with SMTP id a22mr1267961oan.278.1644647894680; Fri, 11 Feb 2022 22:38:14 -0800 (PST) MIME-Version: 1.0 From: Dongli Si Date: Sat, 12 Feb 2022 14:38:04 +0800 Message-ID: Content-Type: multipart/alternative; boundary="0000000000008b06d605d7cc6d19" X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::235 (failed) Received-SPF: pass client-ip=2607:f8b0:4864:20::235; envelope-from=kgdboc@gmail.com; helo=mail-oi1-x235.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, PDS_HP_HELO_NORDNS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-Spam-Score: 0.2 (/) X-Mailman-Approved-At: Sat, 12 Feb 2022 03:24:43 -0500 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -2.3 (--) --0000000000008b06d605d7cc6d19 Content-Type: text/plain; charset="UTF-8" emacs version is 27.2 (Installed using dnf on fedora 35 system) test file: https://github.com/torvalds/linux/blob/v5.16/kernel/events/core.c Step1: emacs -Q kernel/events/core.c Step2: eval "(font-lock-mode 0)" Step3: eval "(highlight-regexp "static")" The "static" keyword at the end of the file is not highlighted. --0000000000008b06d605d7cc6d19 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
emacs version is 27.2 (Installed usi= ng dnf on fedora 35 system)

test file: https://github.com/torvalds/linux/bl= ob/v5.16/kernel/events/core.c

Step1: emacs -Q kernel/events/core.c
Step2: eval "(font-lock-mode 0)"=
Step3: eval "(highlight-regexp "stati= c")"

The "s= tatic" keyword at the end of the file is not highlighted.
--0000000000008b06d605d7cc6d19-- From unknown Sat Jun 14 03:58:00 2025 X-Loop: help-debbugs@gnu.org Subject: bug#53949: Setting (font-lock-mode 0) in very large buffers will cause highlight-symbol-at-point to fail to highlight all matches Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 12 Feb 2022 08:36:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 53949 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: Dongli Si Cc: 53949@debbugs.gnu.org Received: via spool by 53949-submit@debbugs.gnu.org id=B53949.16446549552381 (code B ref 53949); Sat, 12 Feb 2022 08:36:01 +0000 Received: (at 53949) by debbugs.gnu.org; 12 Feb 2022 08:35:55 +0000 Received: from localhost ([127.0.0.1]:33379 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nInso-0000cK-LJ for submit@debbugs.gnu.org; Sat, 12 Feb 2022 03:35:55 -0500 Received: from quimby.gnus.org ([95.216.78.240]:39938) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nInsY-0000bX-KQ for 53949@debbugs.gnu.org; Sat, 12 Feb 2022 03:35:53 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=4MESHL81zCRjgFQLkt++MFPkeNs4T8rth1tkQ6tV+e0=; b=HScBVcflnaqY3krWnqln77q06I HTGFlDsH59N3XC08yl8KzvbEU+7Jcj5QJmyblpGNee/CIIS+z2AGJSc7KybjqcTger5v0eUsMk1nT iTy1LaepOHJbrjKTUm3WOMB3mprOGDtJYjapVMxxoC41HxJiuo9SdnrL0Q+i6mVQLpj0=; Received: from [84.212.220.105] (helo=giant) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nInsP-0005Py-Cv; Sat, 12 Feb 2022 09:35:32 +0100 From: Lars Ingebrigtsen References: Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAABGdBTUEAALGPC/xhBQAAACBj SFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAAD1BMVEVsCA08LFoVCg54 Um3///9E23+2AAAAAWJLR0QEj2jZUQAAAAd0SU1FB+YCDAgiOcp7IXcAAAF4SURBVDjLdVPblcUg CMTYgGgDhm1ALv33tgOJN4nZ9cOcMDA8Bon8MNM/JzFzwVX+A5nSG7vxJZ7fElf8Puncm7/nsm89 /tcKRPYqu0PPxCIlNa0CfCZm2kAjwHpiYxaJfMEBD/d1d+a6T+pvARJFZeWyifCMRZR00AGMyDrN DsDP+WwgYveaz861FhjMrIJIrya9gQ1mkZ5VdRmimlBWewMfI4O/mS6yJSWjYdaUn4rmASti1glT Nh1j4KsL0GwEnm2NiEstD1qSwHkAaHaJfubIWZu1Zq6jT7ZfAMyN65EDAt6AhNmujSTLkFMyWi/0 TL7FgDdZtmKTFnNflk7C7GIdXnSuCRQ1lc4yz+kd+kOmEDmWz61Tf95dSHCG9z6oyuzRaYMGnfte 3HqpByMVEllakRN6nTqrenkcCGJRyucRisp/Bv3FmSLCl7Le6nUvq3O6XO81SY9a49r6OZzbrMrt PaDl+xDrIzdeMOmz7S/SjyV7HRfwFz7ZO4wjgIdBAAAAJXRFWHRkYXRlOmNyZWF0ZQAyMDIyLTAy LTEyVDA4OjM0OjU2KzAwOjAwt0Rp6wAAACV0RVh0ZGF0ZTptb2RpZnkAMjAyMi0wMi0xMlQwODoz NDo1NiswMDowMMYZ0VcAAAAASUVORK5CYII= X-Now-Playing: Zazou Bikaye's _Mr. Manager_: "Soki Akei" Date: Sat, 12 Feb 2022 09:35:28 +0100 In-Reply-To: (Dongli Si's message of "Sat, 12 Feb 2022 14:38:04 +0800") Message-ID: <87r18832jz.fsf@gnus.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Report: Spam detection software, running on the system "quimby.gnus.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: Dongli Si writes: > emacs version is 27.2 (Installed using dnf on fedora 35 system) > > test file: https://github.com/torvalds/linux/blob/v5.16/kernel/events/core.c Better test URL: https://raw.githubusercontent.com/torvalds/linux/v5.16/kernel/events/core.c Content analysis details: (-2.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-Spam-Score: -0.0 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.3 (---) Dongli Si writes: > emacs version is 27.2 (Installed using dnf on fedora 35 system) > > test file: https://github.com/torvalds/linux/blob/v5.16/kernel/events/core.c Better test URL: https://raw.githubusercontent.com/torvalds/linux/v5.16/kernel/events/core.c > Step1: emacs -Q kernel/events/core.c > Step2: eval "(font-lock-mode 0)" > Step3: eval "(highlight-regexp "static")" > > The "static" keyword at the end of the file is not highlighted. I can reproduce this in Emacs 27.2, but not in Emacs 29, so I guess this has been fixed now. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no From debbugs-submit-bounces@debbugs.gnu.org Sat Feb 12 03:35:48 2022 Received: (at control) by debbugs.gnu.org; 12 Feb 2022 08:35:48 +0000 Received: from localhost ([127.0.0.1]:33377 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nInsi-0000c2-GH for submit@debbugs.gnu.org; Sat, 12 Feb 2022 03:35:48 -0500 Received: from quimby.gnus.org ([95.216.78.240]:39978) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nInsh-0000bn-CQ for control@debbugs.gnu.org; Sat, 12 Feb 2022 03:35:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Subject:From:To:Message-Id:Date:Sender:Reply-To:Cc: MIME-Version:Content-Type:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=4l0ga+Xv5HkXPAsx+tEpNrRbH5bvzbQpIeYBnStPwyI=; b=axqkDPQwKUTX679aay+KKIATta gYnyW9z9XAFHzpkOpxUpoO5F/ROCibpULikJTOOiehooI6lZRY5WVKgnh5z80cv6hxopX0okpj2x6 XXsvwdUFCXUltKg6VXBlhOy16MTLwyRAdb8Fl75BKQicmtfNXtTGYtbW4959qkvryipM=; Received: from [84.212.220.105] (helo=giant) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nInsY-0005Q7-TI for control@debbugs.gnu.org; Sat, 12 Feb 2022 09:35:41 +0100 Date: Sat, 12 Feb 2022 09:35:38 +0100 Message-Id: <87pmns32jp.fsf@gnus.org> To: control@debbugs.gnu.org From: Lars Ingebrigtsen Subject: control message for bug #53949 X-Spam-Report: Spam detection software, running on the system "quimby.gnus.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: close 53949 29.1 quit Content analysis details: (-2.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: control X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.3 (---) close 53949 29.1 quit From unknown Sat Jun 14 03:58:00 2025 X-Loop: help-debbugs@gnu.org Subject: bug#53949: Setting (font-lock-mode 0) in very large buffers will cause highlight-symbol-at-point to fail to highlight all matches Resent-From: Juri Linkov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 12 Feb 2022 17:16:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 53949 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: To: Lars Ingebrigtsen Cc: Dongli Si , 53949@debbugs.gnu.org Received: via spool by 53949-submit@debbugs.gnu.org id=B53949.164468615126377 (code B ref 53949); Sat, 12 Feb 2022 17:16:03 +0000 Received: (at 53949) by debbugs.gnu.org; 12 Feb 2022 17:15:51 +0000 Received: from localhost ([127.0.0.1]:35546 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nIvzz-0006rM-3y for submit@debbugs.gnu.org; Sat, 12 Feb 2022 12:15:51 -0500 Received: from relay10.mail.gandi.net ([217.70.178.230]:60223) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nIvzw-0006r7-Te for 53949@debbugs.gnu.org; Sat, 12 Feb 2022 12:15:49 -0500 Received: (Authenticated sender: juri@linkov.net) by mail.gandi.net (Postfix) with ESMTPSA id 682A5240006; Sat, 12 Feb 2022 17:15:40 +0000 (UTC) From: Juri Linkov Organization: LINKOV.NET References: <87r18832jz.fsf@gnus.org> Date: Sat, 12 Feb 2022 19:01:42 +0200 In-Reply-To: <87r18832jz.fsf@gnus.org> (Lars Ingebrigtsen's message of "Sat, 12 Feb 2022 09:35:28 +0100") Message-ID: <8635ko3uud.fsf@mail.linkov.net> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain X-Spam-Score: -0.7 (/) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.7 (-) >> emacs version is 27.2 (Installed using dnf on fedora 35 system) >> >> test file: https://github.com/torvalds/linux/blob/v5.16/kernel/events/core.c > > Better test URL: https://raw.githubusercontent.com/torvalds/linux/v5.16/kernel/events/core.c > >> Step1: emacs -Q kernel/events/core.c >> Step2: eval "(font-lock-mode 0)" >> Step3: eval "(highlight-regexp "static")" >> >> The "static" keyword at the end of the file is not highlighted. > > I can reproduce this in Emacs 27.2, but not in Emacs 29, so I guess this > has been fixed now. In Emacs 28 the default value of `hi-lock-highlight-range' was increased from 200000 to 2000000.