From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from qproxy1-pub.mail.unifiedlayer.com (qproxy1-pub.mail.unifiedlayer.com [173.254.64.10]) by sourceware.org (Postfix) with ESMTPS id 8713D395B467 for ; Wed, 16 Nov 2022 16:31:00 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 8713D395B467 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=tromey.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=tromey.com Received: from outbound-ss-761.bluehost.com (outbound-ss-761.bluehost.com [74.220.211.250]) by qproxy1.mail.unifiedlayer.com (Postfix) with ESMTP id 683788035CC8 for ; Wed, 16 Nov 2022 16:30:58 +0000 (UTC) Received: from cmgw10.mail.unifiedlayer.com (unknown [10.0.90.125]) by progateway8.mail.pro1.eigbox.com (Postfix) with ESMTP id 52BDA100526F5 for ; Wed, 16 Nov 2022 16:29:38 +0000 (UTC) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with ESMTP id vLIAoYFS0BHawvLIAoYTnF; Wed, 16 Nov 2022 16:29:38 +0000 X-Authority-Reason: nr=8 X-Authority-Analysis: v=2.4 cv=S4gcfKgP c=1 sm=1 tr=0 ts=63750ff2 a=ApxJNpeYhEAb1aAlGBBbmA==:117 a=ApxJNpeYhEAb1aAlGBBbmA==:17 a=dLZJa+xiwSxG16/P+YVxDGlgEgI=:19 a=9xFQ1JgjjksA:10:nop_rcvd_month_year a=Qbun_eYptAEA:10:endurance_base64_authed_username_1 a=CCpqsmhAAAAA:8 a=4yAdgW7z0t9Vkr4JY7gA:9 a=ul9cdbp4aOFLsgKbc677:22 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date:References :Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=9f1c6+ykt2XhoDHEFfQaMGsiDDidwSV8YvvVZNi9kYg=; b=xZfI2GprpYVdEo8dqZwTMVDZkP Scyr8DcLdcKmFsk6gGWsTLKSnoIWKo0AFMOs7CerWlLDyTraaPz3TU6AURSwN6lJSrnzLPE+R8JaD 3o4UOuow8EUG6JXxC5QFCE+ru; Received: from 97-122-76-186.hlrn.qwest.net ([97.122.76.186]:56848 helo=murgatroyd) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1ovLIA-002eGD-2L; Wed, 16 Nov 2022 09:29:38 -0700 From: Tom Tromey To: Andrew Burgess via Gdb-patches Cc: Andrew Burgess Subject: Re: [PATCH 5/6] gdb/testsuite: fix gdb.debuginfod/fetch_src_and_symbols.exp with Clang References: X-Attribution: Tom Date: Wed, 16 Nov 2022 09:29:36 -0700 In-Reply-To: (Andrew Burgess via Gdb-patches's message of "Fri, 11 Nov 2022 16:36:24 +0000") Message-ID: <87wn7uuakv.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box5379.bluehost.com X-AntiAbuse: Original Domain - sourceware.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 97.122.76.186 X-Source-L: No X-Exim-ID: 1ovLIA-002eGD-2L X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 97-122-76-186.hlrn.qwest.net (murgatroyd) [97.122.76.186]:56848 X-Source-Auth: tom+tromey.com X-Email-Count: 15 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-Spam-Status: No, score=-3022.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,JMQ_SPF_NEUTRAL,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: >>>>> "Andrew" == Andrew Burgess via Gdb-patches writes: Andrew> int Andrew> main() Andrew> { Andrew> asm ("main_label: .globl main_label"); Andrew> return 0; Andrew> } Andrew> In GDB, when we 'start', we expect to stop at the 'return 0;' line. Andrew> This is the behaviour when the compiler is gcc, or later versions of Andrew> Clang. Andrew> However, with Clang 9.0.2, I see GDB stop on the 'asm' line. Andrew> I propose adding some code to the test script to step GDB onto the Andrew> next line if we stop on the 'asm' line. With this change in place, I Andrew> now see the test fully passing with Clang 9.0.1 and 15.0.2, as well as Andrew> with gcc. It seems to me that the usual approach of adding a "/* STOP */" comment and then running to that point would be less reliant on compiler decisions. Tom