From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#51577: 27.2; Regression: reproducible hang with face functions Date: Thu, 04 Nov 2021 21:32:42 +0200 Message-ID: <83sfwbemxx.fsf@gnu.org> References: <83tugtgo6z.fsf@gnu.org> <83a6ilgh37.fsf@gnu.org> <87bl2zss78.fsf_-_@gnus.org> <0d6f5a71-f6c2-b67a-db91-0dd029122caf@gmx.at> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22205"; mail-complaints-to="usenet@ciao.gmane.io" Cc: larsi@gnus.org, 51577@debbugs.gnu.org To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Nov 04 20:33:10 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 1miiU1-0005Sj-W0 for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 04 Nov 2021 20:33:10 +0100 Original-Received: from localhost ([::1]:55456 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1miiU0-0003EM-Hy for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 04 Nov 2021 15:33:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:49338) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miiTu-0003EC-K8 for bug-gnu-emacs@gnu.org; Thu, 04 Nov 2021 15:33:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:60330) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1miiTu-0004Ra-Bg for bug-gnu-emacs@gnu.org; Thu, 04 Nov 2021 15:33:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1miiTu-00074m-8h for bug-gnu-emacs@gnu.org; Thu, 04 Nov 2021 15:33:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 04 Nov 2021 19:33:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 51577 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo notabug Original-Received: via spool by 51577-submit@debbugs.gnu.org id=B51577.163605437727189 (code B ref 51577); Thu, 04 Nov 2021 19:33:02 +0000 Original-Received: (at 51577) by debbugs.gnu.org; 4 Nov 2021 19:32:57 +0000 Original-Received: from localhost ([127.0.0.1]:43643 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1miiTp-00074T-26 for submit@debbugs.gnu.org; Thu, 04 Nov 2021 15:32:57 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:51966) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1miiTo-00074G-3s for 51577@debbugs.gnu.org; Thu, 04 Nov 2021 15:32:56 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:53702) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miiTi-0004QF-DX; Thu, 04 Nov 2021 15:32:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=J5uR9ggehq6Ptx1Zgp32tLAFAaqPqT+A/wk8e0kW8b4=; b=YK5/DyZVWQ4e VbXHMYHkucXd1voryduXnqqyYW6Td2PdzijaEbvW1aYoT+ZxnCn3+gXcvnL9b6oHLsRmGZRj8yYZo oV5GikZumMKR1Gg7nQR1umtm90MrnumD3YCA16BJ9yfXf0sbE0JeeG1nT+/MRnGw/G0zXEWT5N36F u80iCTUYVkjwzRy8Na9D5ZrwDHvNVTnoI7h/fCE6KG7UtkOeq8Z+0ov9PObW4OucsAGV7DrsLwNYz Dg9nzPAR/txfw+cF38aIYrEHYlg+APow7XiYL2orXVaTu/3fetFqmFqBe1YF5sgMCHvZsMX78RQDw w++3H8rP/07tB9y/0UgOXA==; Original-Received: from [87.69.77.57] (port=3720 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miiTg-0002ph-9Q; Thu, 04 Nov 2021 15:32:49 -0400 In-Reply-To: <0d6f5a71-f6c2-b67a-db91-0dd029122caf@gmx.at> (message from martin rudalics on Thu, 4 Nov 2021 19:48:56 +0100) 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:218944 Archived-At: > Cc: 51577@debbugs.gnu.org > From: martin rudalics > Date: Thu, 4 Nov 2021 19:48:56 +0100 > > > We do try to detect loops in other situations (to avoid hangs). This is > > in redisplay code, though (I think?), so perhaps it would be > > prohibitively expensive to try to detect loops here? > > FWIW this hangs in some assq_no_quit in Emacs 27 only. I have not been > able to reproduce it in Emacs 28. Can you? No, it infloops in face_inherited_attr, and I see it in Emacs 28 as well.