From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: (select-window nil) crash with gcc-8.2.0 Date: Sun, 7 Apr 2019 11:42:59 -0700 Organization: UCLA Computer Science Department Message-ID: <442c5daa-7efa-45a2-25af-9df66ac1c479@cs.ucla.edu> References: <0993F546-D21B-4722-8300-7A9CDDCE7EB8@gnu.org> <37a9098c-d566-1813-1c9f-0c5c32c813cf@cs.ucla.edu> <83o95h8xv4.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="160461"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 Cc: enometh@meer.net, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Apr 07 20:43:38 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hDClV-000fbx-SM for ged-emacs-devel@m.gmane.org; Sun, 07 Apr 2019 20:43:37 +0200 Original-Received: from localhost ([127.0.0.1]:42301 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hDClU-0001LN-JP for ged-emacs-devel@m.gmane.org; Sun, 07 Apr 2019 14:43:36 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:47193) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hDCky-0001LG-0S for emacs-devel@gnu.org; Sun, 07 Apr 2019 14:43:04 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hDCkx-0000Ih-8G for emacs-devel@gnu.org; Sun, 07 Apr 2019 14:43:03 -0400 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:45852) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hDCkv-0000Hg-OK; Sun, 07 Apr 2019 14:43:02 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id D536316166C; Sun, 7 Apr 2019 11:43:00 -0700 (PDT) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id O9dsT5nT6Ls5; Sun, 7 Apr 2019 11:43:00 -0700 (PDT) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 2A330161683; Sun, 7 Apr 2019 11:43:00 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id SuFTPKS8DJSr; Sun, 7 Apr 2019 11:43:00 -0700 (PDT) Original-Received: from [192.168.1.9] (cpe-23-242-74-103.socal.res.rr.com [23.242.74.103]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id 04519160FAA; Sun, 7 Apr 2019 11:42:59 -0700 (PDT) In-Reply-To: <83o95h8xv4.fsf@gnu.org> Content-Language: en-US X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 131.179.128.68 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:235085 Archived-At: Eli Zaretskii wrote: > Thanks. So just -O2 produces correct code? Yes, it's -O2 -Os that's the problem. -Os is rarely used so I doubt whether we need to work around the GCC bug.