From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#57115: emacs 29 ~commandp~ check function ~find-file~ loop without termination while ~find-file~ is adviced nested up to 20 level Date: Fri, 12 Aug 2022 17:27:53 +0200 Message-ID: <87czd5o51i.fsf@gnus.org> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8279"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: 57115@debbugs.gnu.org, Stefan Monnier To: Pythonora Nybon Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Aug 12 17:36:44 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 1oMWiK-0001xm-CK for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from [84.212.220.105] (helo=joga) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oMWZm-0006V6-Ef; Fri, 12 Aug 2022 17:27:56 +0200 In-Reply-To: (Pythonora Nybon's message of "Wed, 10 Aug 2022 08:55:09 +0800") X-Now-Playing: Joni Mitchell's _Clouds_: "That Song About the Midway" 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:239427 Archived-At: Pythonora Nybon writes: > Insert below snippet as your `init.el` and run with vanilla emacs 29 session. > > ``` elisp > > (toggle-debug-on-quit) > ;; (toggle-frame-maximized) > ;; (package-initialize) > (require 'files) > (require 'help) > (with-temp-message > (substitute-command-keys > (format > "emacs %s is hang of `commandp' loop via advice to `find-file', \ > please hint `\\[keyboard-quit]' to see the backtrace." > emacs-major-version)) > (dotimes (cnt 20) > (let ((sym (intern (format "test-advice/cnt-%s" cnt)))) > (eval > `(progn > (defun ,sym (&rest _) > nil) > (advice-add 'find-file :before ',sym))))) > (commandp 'find-file)) I'm not quite sure what this code snippet is attempting to achieve, but it does hang in Emacs 29, and it didn't in Emacs 28. Adding Stefan to the CCs; perhaps he has some comments.