From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#39977: 28.0.50; Unhelpful stack trace Date: Sat, 14 Mar 2020 22:09:14 +0200 Message-ID: <83y2s2bswl.fsf@gnu.org> References: <83zhcs80e5.fsf@gnu.org> <83imj88tpt.fsf@gnu.org> <550fbc22-09db-d30b-c194-8f26b5dca05f@gmx.at> <83wo7o6nxs.fsf@gnu.org> <60dd4ced-a2e5-ed17-0570-b7bdd2a557af@gmx.at> <83blozckn2.fsf@gnu.org> <01305dbc-c69b-baf9-f0bf-1e5b8c04d970@gmx.at> Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="70599"; mail-complaints-to="usenet@ciao.gmane.io" Cc: enometh@meer.net, 39977@debbugs.gnu.org To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Mar 14 21:10:11 2020 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 1jDD6p-000IGG-G5 for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 14 Mar 2020 21:10:11 +0100 Original-Received: from localhost ([::1]:47990 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jDD6o-0006oi-IP for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 14 Mar 2020 16:10:10 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58017) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jDD6i-0006oa-0p for bug-gnu-emacs@gnu.org; Sat, 14 Mar 2020 16:10:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jDD6h-0004ve-2J for bug-gnu-emacs@gnu.org; Sat, 14 Mar 2020 16:10:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:56303) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jDD6g-0004re-Ui for bug-gnu-emacs@gnu.org; Sat, 14 Mar 2020 16:10:03 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1jDD6f-00031y-Q5 for bug-gnu-emacs@gnu.org; Sat, 14 Mar 2020 16:10:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 14 Mar 2020 20:10:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 39977 X-GNU-PR-Package: emacs Original-Received: via spool by 39977-submit@debbugs.gnu.org id=B39977.158421656711602 (code B ref 39977); Sat, 14 Mar 2020 20:10:01 +0000 Original-Received: (at 39977) by debbugs.gnu.org; 14 Mar 2020 20:09:27 +0000 Original-Received: from localhost ([127.0.0.1]:34043 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jDD67-000312-6p for submit@debbugs.gnu.org; Sat, 14 Mar 2020 16:09:27 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:42685) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jDD64-00030q-U7 for 39977@debbugs.gnu.org; Sat, 14 Mar 2020 16:09:25 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:43168) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1jDD5z-00033V-FB; Sat, 14 Mar 2020 16:09:19 -0400 Original-Received: from [176.228.60.248] (port=2213 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1jDD5y-0002Kg-1j; Sat, 14 Mar 2020 16:09:19 -0400 In-Reply-To: <01305dbc-c69b-baf9-f0bf-1e5b8c04d970@gmx.at> (message from martin rudalics on Sat, 14 Mar 2020 19:55:34 +0100) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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:177366 Archived-At: > From: martin rudalics > Cc: enometh@meer.net, 39977@debbugs.gnu.org > Date: Sat, 14 Mar 2020 19:55:34 +0100 > > Maybe the following two changes would not harm: > > (1) In fast_set_selected_frame check whether FRAME is live before doing > selected_frame = frame; > > (2) In display_mode_lines check whether new_frame is live before doing > > selected_frame = new_frame; > > and maybe also for old_selected_frame before > > selected_frame = old_selected_frame; And what do you suggest to do if the frame at RHS is not live? > I have no idea whether these could help in any way but since we are in > redisplay and the selected frame has become dead all of a sudden ... Why do you think this is a problem for redisplay?