From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#47168: 28.0.50; Infinite recursion in project-root Date: Tue, 16 Mar 2021 23:54:37 -0400 Message-ID: References: <87ft0wpooj.fsf@mail.linkov.net> <36f5ca08-1ddc-a183-3f12-e942f6a7ff89@yandex.ru> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="25605"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 47168@debbugs.gnu.org, Juri Linkov To: Dmitry Gutov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Mar 17 04:56:45 2021 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 1lMNIa-0006ZM-Ua for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 17 Mar 2021 04:56:45 +0100 Original-Received: from localhost ([::1]:53792 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lMNIZ-0000cJ-UE for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 16 Mar 2021 23:56:43 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:40934) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lMNGw-00072s-Rp for bug-gnu-emacs@gnu.org; Tue, 16 Mar 2021 23:55:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:58341) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lMNGw-0004Ct-JN for bug-gnu-emacs@gnu.org; Tue, 16 Mar 2021 23:55:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lMNGw-0004wz-He for bug-gnu-emacs@gnu.org; Tue, 16 Mar 2021 23:55:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 17 Mar 2021 03:55:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 47168 X-GNU-PR-Package: emacs Original-Received: via spool by 47168-submit@debbugs.gnu.org id=B47168.161595329019008 (code B ref 47168); Wed, 17 Mar 2021 03:55:02 +0000 Original-Received: (at 47168) by debbugs.gnu.org; 17 Mar 2021 03:54:50 +0000 Original-Received: from localhost ([127.0.0.1]:41654 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lMNGk-0004wV-1g for submit@debbugs.gnu.org; Tue, 16 Mar 2021 23:54:50 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:32132) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lMNGf-0004wF-Hs for 47168@debbugs.gnu.org; Tue, 16 Mar 2021 23:54:48 -0400 Original-Received: from pmg1.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id C757C1004BD; Tue, 16 Mar 2021 23:54:39 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id 725871000C9; Tue, 16 Mar 2021 23:54:38 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1615953278; bh=wXKBTZLh01sy1C4Hgftym6wr2hSX8hopP3W0esE2mL0=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=e9gr6A9josvMilKXGxkS2pCD2e5BlAmkNVaLe48N3poJHScXAHLp9VGRkdbpNV1nl akSbbrj8ND7XEF0HH2lhAu9Nj736Kzi3tYOf8ma2KtpaXTU2Vy/gquyOlGAJEWC/Fp Ju5kVDb47iH1lYrYkWaqWcmiJG/EFA/xnML4Y6fdRy+MB4MPmvDkfPNXzSZ6WUDL2p HJtqaomCGEap+LEYzgntA1fwQ/bzZWlG69wfpUr0/7zwCsLA9jYTuKTi0FQbTwAXmC AAWRQcDhMOKggZNg06Hu98uOITp+N9CNksLH/UIyOhA4KsmJOZc5CKH4jNzcIuq5ZJ UcngTlrjMxJNw== Original-Received: from alfajor (unknown [216.154.43.249]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 0444A120278; Tue, 16 Mar 2021 23:54:37 -0400 (EDT) In-Reply-To: <36f5ca08-1ddc-a183-3f12-e942f6a7ff89@yandex.ru> (Dmitry Gutov's message of "Wed, 17 Mar 2021 04:47:15 +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" Xref: news.gmane.io gmane.emacs.bugs:202509 Archived-At: > Stefan, any chance there's a relatively non-dirty way we can check whether > there is a non-default implementation for the generic function with given > args, before calling it? Not really, no. We could refrain from providing a default implementation, and instead add a method to `cl-no-next-method` or something like that, but I'm not sure it would make much difference. > That would allow us to break recursion. But we could use some dynamically-scoped `project--within-roots-fallback` variable to break such recursion ;-) Stefan