From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 81169 invoked by alias); 20 Jun 2019 09:11:51 -0000 Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org Received: (qmail 81100 invoked by uid 89); 20 Jun 2019 09:11:46 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-4.2 required=5.0 tests=AWL,BAYES_00,SPF_PASS autolearn=ham version=3.3.1 spammy= X-HELO: mx1.suse.de Received: from mx2.suse.de (HELO mx1.suse.de) (195.135.220.15) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 20 Jun 2019 09:11:45 +0000 Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 61FD2AF80; Thu, 20 Jun 2019 09:11:43 +0000 (UTC) Subject: Re: gcc: -ftest-coverage and -auxbase To: David.Taylor@dell.com, richard.guenther@gmail.com Cc: gcc@gcc.gnu.org References: <12454.1560775576@usendtaylorx2l> <225ea1f9-aa07-84e0-2f47-28a71803daee@suse.cz> <381c2d23-5975-64c4-a13f-898624bb3c3e@suse.cz> <77b0d2c11304412488b37bcb934486f1@x13pwdurdag1004.AMER.DELL.COM> <9132c495211c4db79e52a71bc236ee4c@x13pwdurdag1004.AMER.DELL.COM> From: =?UTF-8?Q?Martin_Li=c5=a1ka?= Message-ID: <29b10d2a-2c0d-ad1f-a30a-da655d066d37@suse.cz> Date: Thu, 20 Jun 2019 09:11:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.1 MIME-Version: 1.0 In-Reply-To: <9132c495211c4db79e52a71bc236ee4c@x13pwdurdag1004.AMER.DELL.COM> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2019-06/txt/msg00206.txt.bz2 On 6/19/19 7:11 PM, David.Taylor@dell.com wrote: > Thanks for the patch. Standalone it is not sufficient. Combined > with the other two changes that have been discussed -- Why is that not sufficient? If you build from top-level and you have .o files that overwrite each other, then you can set -fprofile-note-dir=/tmp/my-unique-folder And you'll not overwrite .gcno files. Martin