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#72759: 31.0.50; Emacs hangs with open-paren-in-column-0-is-defun-start set to nil Date: Thu, 22 Aug 2024 15:12:41 +0300 Message-ID: <861q2gu56u.fsf@gnu.org> References: <868qwou8pv.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="39078"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 72759@debbugs.gnu.org To: Eshel Yaron Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Aug 22 14:13:46 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 1sh6hF-000A3L-M9 for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 22 Aug 2024 14:13:45 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sh6gt-0001KE-Hn; Thu, 22 Aug 2024 08:13:23 -0400 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 1sh6gp-0001K5-Px for bug-gnu-emacs@gnu.org; Thu, 22 Aug 2024 08:13:21 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sh6gm-00038s-1N for bug-gnu-emacs@gnu.org; Thu, 22 Aug 2024 08:13:17 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debbugs.gnu.org; s=debbugs-gnu-org; h=References:In-Reply-To:From:Date:To:Subject; bh=H2uWQ+6WjQMuMdFrZrRPNPg98gXx8XZGje16rp+SWQk=; b=rWZdbt+DhDDT0mSRPL8ZWl2mPMLx1K+FjiMUa8RsbcGEgX5Jk0htYBHAw4Bi/zi/8UYYtIdm6RSuIO92IAwAF/1P3fvreNasVNKdffgESPvw2hpme3KJaVdRcvkoIytawlbkDDWm6H4SdufGOEycmvcKyxtbuw7V8nXKOgcHU+xMHBBaVzMAZU/AV0PK8Uu5DnPN5IOMUQMggeEorQY/oadHZgYuoZIG80wVtMjEmOUMbuEwqlSDHi+2aF2TwtkAB9NbJ7vKBe+qwhA8/uoUD5xoBzcatx6OWdBo9AzFWhrMwcayyAUKtEe0ps55f94WXdzbiZbIoQlsToUuAyx6mA==; Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1sh6hV-00007H-I4 for bug-gnu-emacs@gnu.org; Thu, 22 Aug 2024 08:14:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 22 Aug 2024 12:14:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 72759 X-GNU-PR-Package: emacs Original-Received: via spool by 72759-submit@debbugs.gnu.org id=B72759.1724328820405 (code B ref 72759); Thu, 22 Aug 2024 12:14:01 +0000 Original-Received: (at 72759) by debbugs.gnu.org; 22 Aug 2024 12:13:40 +0000 Original-Received: from localhost ([127.0.0.1]:37008 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sh6hA-00006T-4p for submit@debbugs.gnu.org; Thu, 22 Aug 2024 08:13:40 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:48366) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1sh6h7-00006D-EL for 72759@debbugs.gnu.org; Thu, 22 Aug 2024 08:13:39 -0400 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 1sh6gH-00036A-Oo; Thu, 22 Aug 2024 08:12:45 -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=H2uWQ+6WjQMuMdFrZrRPNPg98gXx8XZGje16rp+SWQk=; b=crmyCcKaf6WN MJSALQzZZBkEMyZ8Gu0FydeMDLOOYpUH8nHEiavSInXgN2R9x22tBzUnAzLl4aCmXMQ4LgvNFqrgy UtXvPe5Un8GvVkQSOfxudhrgTfpSS3JYC2zRPaw0f34rnpHp7IIdJvb5Hb8Mn5OxtFU3O4pAdzDLJ SM3Wohy1nMa1DchAYJO7gKqOu2BBlKVZfQgFEvbqoTA0WO3cS4rMVizeBZ8O97vXctugzMp/ytdQs Qjd+bCz2kJby6IddonVD/fvM0LKScsxCB/CHuQAl1Q55V1u2SlLT0MB8+HO8jaWdIrIKNuwJcHEj2 qjknyIAZfLWfa8odZ3eQ5w==; In-Reply-To: (message from Eshel Yaron on Thu, 22 Aug 2024 13:31:16 +0200) 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:290530 Archived-At: > From: Eshel Yaron > Cc: 72759@debbugs.gnu.org > Date: Thu, 22 Aug 2024 13:31:16 +0200 > > Eli Zaretskii writes: > > >> Date: Thu, 22 Aug 2024 12:07:38 +0200 > >> From: Eshel Yaron via "Bug reports for GNU Emacs, > >> the Swiss army knife of text editors" > >> > >> > >> 1. emacs -Q > >> 2. (setq open-paren-in-column-0-is-defun-start nil) > >> 3. Insert " (foo" > >> 4. M-x flymake-mode > >> 5. Emacs hangs > >> > >> I can reproduce this with Emacs 29 and later. > > > > Thanks. Could you show the Lisp backtrace from the hang (assuming it > > hangs in Lisp code)? > > Sure, see the backtrace below. It appears that the hang is in > checkdoc-next-docstring, namely this loop... > > --8<---------------cut here---------------start------------->8--- > (while (and (not (setq found (checkdoc--next-docstring))) > (beginning-of-defun -1))) > --8<---------------cut here---------------end--------------->8--- > > ...never terminates, because beginning-of-defun behaves differently with > open-paren-in-column-0-is-defun-start set to nil. Would it make sense to have checkdoc-next-docstring bind open-paren-in-column-0-is-defun-start to a non-nil value?