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#61298: Emacs 29.0.60: font-lock throws an args-out-of-range error with a long line. Date: Sun, 05 Feb 2023 17:12:42 +0200 Message-ID: <83v8kgqh79.fsf@gnu.org> References: Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="6471"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 61298@debbugs.gnu.org To: Alan Mackenzie Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Feb 05 16:13:22 2023 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 1pOghm-0001Uv-HC for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 05 Feb 2023 16:13:22 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pOghT-0001Rs-UI; Sun, 05 Feb 2023 10:13:03 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pOghS-0001Rb-TY for bug-gnu-emacs@gnu.org; Sun, 05 Feb 2023 10:13:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pOghS-0008SF-LT for bug-gnu-emacs@gnu.org; Sun, 05 Feb 2023 10:13:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1pOghS-0002mF-Ge for bug-gnu-emacs@gnu.org; Sun, 05 Feb 2023 10:13:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 05 Feb 2023 15:13:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 61298 X-GNU-PR-Package: emacs Original-Received: via spool by 61298-submit@debbugs.gnu.org id=B61298.167560996310638 (code B ref 61298); Sun, 05 Feb 2023 15:13:02 +0000 Original-Received: (at 61298) by debbugs.gnu.org; 5 Feb 2023 15:12:43 +0000 Original-Received: from localhost ([127.0.0.1]:46281 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pOgh9-0002lW-6N for submit@debbugs.gnu.org; Sun, 05 Feb 2023 10:12:43 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:58508) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pOgh6-0002lJ-Mw for 61298@debbugs.gnu.org; Sun, 05 Feb 2023 10:12:41 -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 1pOgh0-0008R6-T9; Sun, 05 Feb 2023 10:12:34 -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=5V1BQ1VNtqIWzs4O3oGMsdTnn7+DTdlVPWYy5FGoxxE=; b=QDWy7e3k7o/4 SrsEWFy0fRMjuifYV9dA2FKGsUl0VwojjKLI9mj+fZNrn92HHnxktWu2p4fbbzv+UGD8pVg4m+pYy ArrRTMDHlsWJ93vxoN4RTFuD8IuE/KANd/lHn+JzSXXY3wpuoKBKP4UiJJbpl4CCRGgjPbI1NaELU 8RI8gJvYR2RIfAS0IkMhZYpWuAiMWIMprE02vVjo2PXyCh7F+3cPBSebKzMapUcQWzTQKgmLsxM8l 4fGheFANejUFLR9p6S49j+NVSsMemJAfjWruBEenRFt2XRvOv/WucmRfwFdAq9LcmjwbZMdlAMTJ7 RD/s9mABp98c2CMLHvyVQA==; Original-Received: from [87.69.77.57] (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 1pOggz-0001B1-CO; Sun, 05 Feb 2023 10:12:33 -0500 In-Reply-To: (message from Alan Mackenzie on Sun, 5 Feb 2023 14:54:35 +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:254863 Archived-At: > Date: Sun, 5 Feb 2023 14:54:35 +0000 > From: Alan Mackenzie > > Error: args-out-of-range (260028 260028) > mapbacktrace(#f(compiled-function (evald func args flags) #)) > debug-early-backtrace() > debug-early(error (args-out-of-range 260028 260028)) <=============== > get-text-property(260028 font-lock-multiline) > font-lock-extend-region-multiline() > font-lock-default-fontify-region(1 260029 nil) > c-font-lock-fontify-region(1 1501 nil) > font-lock-fontify-region(1 1501) > #f(compiled-function (fun) #)(font-lock-fontify-region) > run-hook-wrapped(#f(compiled-function (fun) #) font-lock-fontify-region) > jit-lock--run-functions(1 1501) > jit-lock-fontify-now(1 1501) > jit-lock-function(1) > redisplay_internal\ \(C\ function\)() > > This is clearly a bug. > > ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; > > Position 260028 is within the bounds of the buffer. It would appear > that the new-ish long-lines code has narrowed the buffer at some stage > such that point-max is less than the end of the buffer. I propose the > following simple patch which fixes (or works around) this bug: Fine with me, please install on the emacs-29 branch, and thanks.