From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10132 invoked by alias); 15 Nov 2016 22:11:28 -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 10117 invoked by uid 89); 15 Nov 2016 22:11:28 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.2 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,SPF_SOFTFAIL autolearn=no version=3.3.2 spammy=Hx-languages-length:918 X-HELO: simark.ca Received: from simark.ca (HELO simark.ca) (158.69.221.121) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 15 Nov 2016 22:11:27 +0000 Received: by simark.ca (Postfix, from userid 33) id 93CEB1E815; Tue, 15 Nov 2016 17:11:25 -0500 (EST) To: Pedro Alves Subject: Re: Use of mcheck during GDB development X-PHP-Originating-Script: 33:rcube.php MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Tue, 15 Nov 2016 22:11:00 -0000 From: Simon Marchi Cc: Florian Weimer , gdb-patches@sourceware.org In-Reply-To: References: <0d376831c2e0096f3620af20182fddfc@polymtl.ca> Message-ID: X-Sender: simon.marchi@polymtl.ca User-Agent: Roundcube Webmail/1.2.2 X-IsSubscribed: yes X-SW-Source: 2016-11/txt/msg00405.txt.bz2 On 2016-11-15 17:07, Pedro Alves wrote: > On 11/15/2016 09:58 PM, Simon Marchi wrote: >> On 2016-11-15 15:50, Pedro Alves wrote: >>> Yeah, or address sanitizer, which would be closer to being >>> something you could always have on. Valgrind is too heavyweight >>> for everyday use. I believe we're not asan clean yet, unfortunately, >>> but we're slowly getting there. >> >> I occasionally build GDB with ASAN when chasing specific bugs, and >> it's >> been clean for my practical purposes. Except for many warnings in >> libpython at startup, I don't know whether they're real or false >> positives. > > I meant when running the GDB testsuite against it. Do you know whether > asan > vs non-asan is regression free for you? I haven't tried in a while. Ah no I've never tested that. But if we have enough resources for the buildbot, we should run an x86 job with it enabled.