From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 82167 invoked by alias); 11 Apr 2018 02:52:18 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 82158 invoked by uid 89); 11 Apr 2018 02:52:17 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-3.8 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_HELO_PASS autolearn=ham version=3.3.2 spammy= X-HELO: gateway24.websitewelcome.com Received: from gateway24.websitewelcome.com (HELO gateway24.websitewelcome.com) (192.185.51.110) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Wed, 11 Apr 2018 02:52:15 +0000 Received: from cm13.websitewelcome.com (cm13.websitewelcome.com [100.42.49.6]) by gateway24.websitewelcome.com (Postfix) with ESMTP id 705576E95 for ; Tue, 10 Apr 2018 21:52:14 -0500 (CDT) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with SMTP id 65rqfYPBWQUwq65rqfLqzL; Tue, 10 Apr 2018 21:52:14 -0500 Received: from 75-166-37-45.hlrn.qwest.net ([75.166.37.45]:37546 helo=bapiya) by box5379.bluehost.com with esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89_1) (envelope-from ) id 1f65rp-0039bx-Ty; Tue, 10 Apr 2018 21:52:14 -0500 From: Tom Tromey To: Jan Kratochvil Cc: Tom Tromey , gdb-patches@sourceware.org Subject: Re: -readnow crash Rust regression [Re: [RFA v2 3/4] Convert Rust to use discriminated unions] References: <20180222203018.23551-1-tom@tromey.com> <20180222203018.23551-4-tom@tromey.com> <20180410203650.GA2496@host1.jankratochvil.net> Date: Wed, 11 Apr 2018 02:52:00 -0000 In-Reply-To: <20180410203650.GA2496@host1.jankratochvil.net> (Jan Kratochvil's message of "Tue, 10 Apr 2018 22:36:50 +0200") Message-ID: <87lgduo3om.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.91 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-BWhitelist: no X-Source-L: No X-Exim-ID: 1f65rp-0039bx-Ty X-Source-Sender: 75-166-37-45.hlrn.qwest.net (bapiya) [75.166.37.45]:37546 X-Source-Auth: tom+tromey.com X-Email-Count: 2 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-SW-Source: 2018-04/txt/msg00208.txt.bz2 >>>>> "Jan" == Jan Kratochvil writes: Jan> Hi Tom, Jan> c9317f214b274b805190b8e878c79f4181d93bb4 is the first bad commit Jan> commit c9317f214b274b805190b8e878c79f4181d93bb4 Jan> Author: Tom Tromey Jan> Date: Fri Feb 9 13:31:51 2018 -0700 Jan> Convert Rust to use discriminated unions Jan> https://people.redhat.com/jkratoch/rustgdbbug.tar.xz Jan> ./gdb/gdb -batch -readnow /tmp/rustgdbbug/a/b/rustdoc-1.24.0-2.fc27.x86_64.debug Jan> Segmentation fault Try this: https://sourceware.org/ml/gdb-patches/2018-03/msg00600.html Tom