From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#60768: 30.0.50; edebug-instrument-function off by one Date: Mon, 16 Jan 2023 21:28:56 -0500 Message-ID: References: <87lem740sy.fsf@gmail.com> <83lem6a8kb.fsf@gnu.org> Reply-To: Stefan Monnier Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7638"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: 60768@debbugs.gnu.org, No Wayman To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jan 17 03:30:23 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 1pHbjy-0001qa-JX for geb-bug-gnu-emacs@m.gmane-mx.org; 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Tue, 17 Jan 2023 02:30:01 +0000 Original-Received: (at 60768) by debbugs.gnu.org; 17 Jan 2023 02:29:12 +0000 Original-Received: from localhost ([127.0.0.1]:35346 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pHbip-0003uN-27 for submit@debbugs.gnu.org; Mon, 16 Jan 2023 21:29:12 -0500 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:19808) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pHbij-0003tl-4O for 60768@debbugs.gnu.org; Mon, 16 Jan 2023 21:29:09 -0500 Original-Received: from pmg1.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id 4AEA71000D6; Mon, 16 Jan 2023 21:28:59 -0500 (EST) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id 9CD221000C4; Mon, 16 Jan 2023 21:28:57 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1673922537; bh=22eW+caLzY3dIS9Pn/6Mjrr5tsYHRA2EfjGBHqNlbVo=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=kPLW2uUHcJs3WJ+0oYFC7768LTM9Kh4O1/A75044TuemWK1sUyCc50ny+RnD6d7Be FPUvtf4o4s/JYGFdGo9qGb1E6EcqvTQHH2WWpeSEPoL9p0fxljaHsQ32Zoi6jsC9Kh ko4i0b11vDeaV59KjAQzMQfAUKOuOdJEtcaRzEZNwXNdjvCbL5W6jImf62B32QLGqd BoI2rleSuN9rQUkPkCp1PKgSKGAJk/LFgBIEJgaayDGKxR8GiSoKJ5pFpUHoSJzzDt Gt9iRgi1PYJBHAvZFPG0GugyFBjmOUHdMc/79RpG11yT07mCZ2Xub9lXRgHkkN/LeO wL3t0A78hJoSA== Original-Received: from alfajor (unknown [24.62.78.115]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 5D5C01209F7; Mon, 16 Jan 2023 21:28:57 -0500 (EST) In-Reply-To: <83lem6a8kb.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 13 Jan 2023 15:05:40 +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:253524 Archived-At: > diff --git a/lisp/emacs-lisp/edebug.el b/lisp/emacs-lisp/edebug.el > index 2f7d03e..0ac51ad 100644 > --- a/lisp/emacs-lisp/edebug.el > +++ b/lisp/emacs-lisp/edebug.el > @@ -518,6 +518,7 @@ edebug-read-top-level-form > ;; Don't enter Edebug while doing that, in case we're trying to > ;; instrument things like end-of-defun. > (edebug-active t)) > + (save-excursion (end-of-defun)) > (end-of-defun) > (beginning-of-defun) > (prog1 > > i.e., add one call to end-of-defun whose result is thrown away, before > the _real_ call to end-of-defun, the problems go away. > > The reason seems to be that end-of-defun calls scan-sexps, and the > first call to scan-sexps does something that wasn't done before. > > Stefan, any ideas what could that be? Any hints where to look? Sounds like a problem with the on-the-fly calls to `syntax-propertize`. Maybe tracing `internal--syntax-propertize` would give us a hint. Stefan