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#51688: ELC+ELN international/emoji.elc crashes Date: Wed, 24 Nov 2021 15:18:11 +0200 Message-ID: <83tug18zfw.fsf@gnu.org> References: <87tugmyeow.fsf@igel.home> <87o86cpinw.fsf@igel.home> <83y25gp7pu.fsf@gnu.org> <87v90kjl36.fsf@gmail.com> <87r1b7i7n2.fsf@gmail.com> <83ilwjoxgc.fsf@gnu.org> <87mtlvhux6.fsf@gmail.com> <875ysjhr0u.fsf@gmail.com> <871r36j4om.fsf@gmail.com> <87wnkyhnfo.fsf@gmail.com> <87bl29j3j1.fsf@igel.home> <83y25d909v.fsf@gnu.org> <877dcxitz7.fsf@igel.home> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22442"; mail-complaints-to="usenet@ciao.gmane.io" Cc: rpluim@gmail.com, 51688@debbugs.gnu.org, akrl@sdf.org To: Andreas Schwab Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Nov 24 14:34:50 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 1mpsQD-0005cV-G0 for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 24 Nov 2021 14:34:49 +0100 Original-Received: from localhost ([::1]:42338 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mpsQB-0005wB-2i for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 24 Nov 2021 08:34:47 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:43142) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mpsAw-0002jq-Rb for bug-gnu-emacs@gnu.org; Wed, 24 Nov 2021 08:19:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:41946) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mpsAw-0006nh-IX for bug-gnu-emacs@gnu.org; Wed, 24 Nov 2021 08:19:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mpsAw-0007fP-Ci for bug-gnu-emacs@gnu.org; Wed, 24 Nov 2021 08:19:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 24 Nov 2021 13:19:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 51688 X-GNU-PR-Package: emacs Original-Received: via spool by 51688-submit@debbugs.gnu.org id=B51688.163775990629426 (code B ref 51688); Wed, 24 Nov 2021 13:19:02 +0000 Original-Received: (at 51688) by debbugs.gnu.org; 24 Nov 2021 13:18:26 +0000 Original-Received: from localhost ([127.0.0.1]:53492 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mpsAM-0007eX-82 for submit@debbugs.gnu.org; Wed, 24 Nov 2021 08:18:26 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:42188) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mpsAH-0007eE-6k for 51688@debbugs.gnu.org; Wed, 24 Nov 2021 08:18:24 -0500 Original-Received: from [2001:470:142:3::e] (port=57836 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mpsA8-0006i3-Bk; Wed, 24 Nov 2021 08:18:13 -0500 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=puRpyJwSJfP62rIxfDfSwLtcz/u0IpsnXZSF/T2E4lY=; b=YSvmPe42dt8h 5ay263ETluYBX6OHxe6jtWDhybczX9aeEB0qwzuu1dH0E0+ZAloh+LGMdvM//vkS5mVvVt3LXQxBV 1x2KAuiMg7KvZbwcFaekTgEzzu6M7FW2g/Au24jX0cOrUPNwYSn6YBCqBAHWMu+fhYp8PeilPcAj2 QM+l0Xb2rm3G+JvQSt4B56rrfHzsSK5ZQL8Ie/UzcEdzWJLIrK75tbHRjZXBDlRy2Hrgg/v/xnpHL qDxeWoPPFILa2tQf2HEVovZNdPHqiSEjcv03sNFyDH3MFRp0uLeGji9Utujm01Dd3VoD/XMZIE+gS lhWJ4XEYT+h3iGB2Q8QN2w==; Original-Received: from [87.69.77.57] (port=3907 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 1mpsA8-0000L2-21; Wed, 24 Nov 2021 08:18:12 -0500 In-Reply-To: <877dcxitz7.fsf@igel.home> (message from Andreas Schwab on Wed, 24 Nov 2021 14:06:04 +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:220732 Archived-At: > From: Andreas Schwab > Cc: rpluim@gmail.com, akrl@sdf.org, 51688@debbugs.gnu.org > Date: Wed, 24 Nov 2021 14:06:04 +0100 > > On Nov 24 2021, Eli Zaretskii wrote: > > > Do you happen to know which libgccjit versions are affected by the > > bug? We could tell people to avoid them. > > Most likely all of them. Too bad. Andrea, can anything be done to work around this somehow (except to upgrade to a later GCC)? Or is there nothing we can do except keep fingers crossed? > > Or did this bug exist since day one? (But if it's an old bug, why > > doesn't everyone see these crashes?) > > That's the effect of undefined behaviour. You mean, undefined behavior in libgccjit's own code, right? Or in our code? Thanks.