From owner-freebsd-stable@FreeBSD.ORG Sat Jan 10 11:41:41 2015 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id D43704B9 for ; Sat, 10 Jan 2015 11:41:41 +0000 (UTC) Received: from gwave1.banym.de (gwave1.banym.de [212.72.74.40]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 96B6CBB7 for ; Sat, 10 Jan 2015 11:41:41 +0000 (UTC) Received: from [192.168.2.105] (dslb-084-057-024-171.084.057.pools.vodafone-ip.de [84.57.24.171]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by gwave1.banym.de (Postfix) with ESMTP id 9A8461C003; Sat, 10 Jan 2015 12:40:57 +0100 (CET) Message-ID: <54B10FD9.3050602@banym.de> Date: Sat, 10 Jan 2015 12:41:13 +0100 From: Dominik Zajac User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: Harald Schmalzbauer Subject: Re: Optimization flags lead to not working loader.efi References: <54AECCD5.6080500@banym.de> <54AF9FC7.7000705@omnilan.de> In-Reply-To: <54AF9FC7.7000705@omnilan.de> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Banym-MailScanner-Information: Please contact the ISP for more information X-Banym-MailScanner-ID: 9A8461C003.A3694 X-Banym-MailScanner: Found to be clean X-Banym-MailScanner-From: banym@banym.de X-Spam-Status: No Cc: stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 10 Jan 2015 11:41:41 -0000 Hi Harry, thanks for pointing me to these threads. I will investigate as far as I can with my knowledge on that. If there is something to test or someone needs further information how to reproduce this I am happy to help. Regards, Dominik On 09/01/15 10:30, Harald Schmalzbauer wrote: > Bezüglich Dominik Zajac's Nachricht vom 08.01.2015 19:30 (localtime): >> Hi, >> >> while testing on my workstation I had some optimizations flags in >> place while I did buildword of 10-STABLE. >> >> The system failed to boot because of a not working loader.efi >> I replaced the loader.efi with the one from the STABLE snapshot media >> and the sytem loaded up correctly and worked as I could see. >> >> To verify I removed all custom flags from my make.conf and rebuilt >> world again which leads to a fully working system again. >> >> Not sure if its a real bug or needs some more investigation. > This would really need more investigation, it's been discussed some time > ago here: > https://lists.freebsd.org/pipermail/freebsd-current/2014-September/052345.html > > But there are other oddities with core-avx2 optimization, like discussed > here: > https://lists.freebsd.org/pipermail/freebsd-stable/2014-December/081382.html > > Unfortunately I don't have enough compiler knowledge, nor even enough > time at the moment to do anything helpful, just link to answers I'll > track as soon as possible: > https://lists.freebsd.org/pipermail/freebsd-current/2014-September/052354.html > Bug Report: > https://lists.freebsd.org/pipermail/freebsd-current/2014-November/053110.html > > -Harry >