From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "Basil L. Contovounesios" via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#49866: 28.0.50; gnus-summary-exit from the transient search buffer giving error Date: Fri, 06 Aug 2021 12:25:17 +0100 Message-ID: <8735rmbysi.fsf@tcd.ie> References: <87zgtxlho6.fsf@gnus.org> <87mtpwi2wy.fsf@gnus.org> <87tuk34zr8.fsf@ericabrahamsen.net> <87k0kz4vxr.fsf@ericabrahamsen.net> <87a6lv4tp6.fsf@ericabrahamsen.net> <87im0j4cjs.fsf@ericabrahamsen.net> <87y29ec44t.fsf@gnus.org> <87v94ij2jz.fsf@tcd.ie> <87bl6ac0nu.fsf@gnus.org> Reply-To: "Basil L. Contovounesios" Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="20275"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Eric Abrahamsen , 49866@debbugs.gnu.org, Pankaj Jangid To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Fri Aug 06 13:26:40 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 1mBxzs-00055z-0t for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 06 Aug 2021 13:26:40 +0200 Original-Received: from localhost ([::1]:50502 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mBxzq-0000gC-I7 for geb-bug-gnu-emacs@m.gmane-mx.org; Fri, 06 Aug 2021 07:26:38 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39330) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mBxzH-0008LW-0M for bug-gnu-emacs@gnu.org; Fri, 06 Aug 2021 07:26:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:37746) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mBxzG-00057i-PW for bug-gnu-emacs@gnu.org; Fri, 06 Aug 2021 07:26:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mBxzG-0002dI-L8 for bug-gnu-emacs@gnu.org; Fri, 06 Aug 2021 07:26:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: "Basil L. 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Contovounesios" writes: > >> The problem isn't nil, it's '(1 2 3). > > The original backtrace was > > Debugger entered--Lisp error: (cl-no-applicable-method map-into nil list) > signal(cl-no-applicable-method (map-into nil list)) > [...] > map-into(nil list) > map-merge(list nil nil) This reminds me of https://bugs.gnu.org/46722, although I can't reproduce the error with (map-into () 'list). > though. So Eric's patch is the right thing for the '(1 2 3) nil case? I don't see how Eric's patch addresses the '(1 2 3) case, since '(1 2 3) is not a valid map that map-merge can usefully operate on. > But the map-merge mystery still remains. :( -- Basil