From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Gregory Heytings Newsgroups: gmane.emacs.bugs Subject: bug#60467: 30.0.50; primitive-undo: Changes to be undone by function different from announced Date: Wed, 04 Jan 2023 09:24:09 +0000 Message-ID: References: <87o7ri74qv.fsf@localhost> <9bc9c69ac20a37ded741@heytings.org> <9bc9c69ac282c0148962@heytings.org> <87h6x9mgdv.fsf@localhost> <838rij23by.fsf@gnu.org> <83zgazznau.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="1201"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 60467@debbugs.gnu.org, Alan Mackenzie , Eli Zaretskii , yantar92@posteo.net To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jan 04 10:25:22 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 1pD01Q-000AYu-UW for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 04 Jan 2023 10:25:21 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pD01C-0006OS-Iu; Wed, 04 Jan 2023 04:25:06 -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 1pD018-0006OI-Ne for bug-gnu-emacs@gnu.org; Wed, 04 Jan 2023 04:25:03 -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 1pD018-0007Nv-0D for bug-gnu-emacs@gnu.org; Wed, 04 Jan 2023 04:25:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1pD017-0003k6-MC for bug-gnu-emacs@gnu.org; Wed, 04 Jan 2023 04:25:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Gregory Heytings Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 04 Jan 2023 09:25:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 60467 X-GNU-PR-Package: emacs Original-Received: via spool by 60467-submit@debbugs.gnu.org id=B60467.167282425414325 (code B ref 60467); Wed, 04 Jan 2023 09:25:01 +0000 Original-Received: (at 60467) by debbugs.gnu.org; 4 Jan 2023 09:24:14 +0000 Original-Received: from localhost ([127.0.0.1]:47740 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pD00L-0003iy-LF for submit@debbugs.gnu.org; Wed, 04 Jan 2023 04:24:13 -0500 Original-Received: from heytings.org ([95.142.160.155]:58214) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pD00J-0003ip-4s for 60467@debbugs.gnu.org; Wed, 04 Jan 2023 04:24:11 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heytings.org; s=20220101; t=1672824249; bh=zAHKcmzi6QglEwsdKZJwivACdwk/ztzHNpnOVV1XNKo=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References:From; b=0MN/HRX+E2KLjn2j4iWq7UjhjVng1xzGkTbMQKzc6SLT98aLE3TseEwH+Kl3GDIMi 1SE1Au4H2ytV51a+/hPd2zSsqAsMOim61gV+K/UFWSHfxXG73VT0Y0Gs0N8pdkhK8+ eVFy18a6dsdReBvBILx7stGxLSGOCCCRcGw3uAEvWzgEPOyWtnOBqHJyM5TAfAnWOy AtBi4pz5PC2Yu8OuUC+XuAjHtivOfpu2WuA9Hj/oJdC5AkvrSgWKPEhDmZc8fbfGKF ZT3r64Xle8j6zSeH2R3+fryA61AoGJLy0E7rX46QcFkKzd+s+bb+YZg3EoqMLfPebz O7sgTnDeiTI7A== In-Reply-To: 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:252460 Archived-At: > > For the loop currently in `subr.el` I think the (cdr ptr) is OK because > we use the `setcdr` to truncate the list, so that last cons (whose `cdr` > may be nil) will be in the list included in the (apply ....) entry. > Indeed, now I see it, and I think (without being 100% sure) that it's OK. It's yet another obscure point of the original code, though.