From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dan.rpsys.net (5751f4a1.skybroadband.com [87.81.244.161]) by mail.openembedded.org (Postfix) with ESMTP id 5CE016013D for ; Mon, 11 May 2015 13:57:21 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by dan.rpsys.net (8.14.4/8.14.4/Debian-4.1ubuntu1) with ESMTP id t4BDvLn7022813; Mon, 11 May 2015 14:57:21 +0100 Received: from dan.rpsys.net ([127.0.0.1]) by localhost (dan.rpsys.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id Sz3w38cg9RIj; Mon, 11 May 2015 14:57:21 +0100 (BST) Received: from [192.168.3.10] ([192.168.3.10]) (authenticated bits=0) by dan.rpsys.net (8.14.4/8.14.4/Debian-4.1ubuntu1) with ESMTP id t4BDv57Y022797 (version=TLSv1/SSLv3 cipher=AES128-GCM-SHA256 bits=128 verify=NOT); Mon, 11 May 2015 14:57:17 +0100 Message-ID: <1431352625.30971.60.camel@linuxfoundation.org> From: Richard Purdie To: Bruce Ashfield Date: Mon, 11 May 2015 14:57:05 +0100 In-Reply-To: <5550B3DB.3030109@windriver.com> References: <1431350446.30971.56.camel@linuxfoundation.org> <5550B3DB.3030109@windriver.com> X-Mailer: Evolution 3.12.10-0ubuntu1~14.10.1 Mime-Version: 1.0 Cc: openembedded-core Subject: Re: linux-yocto and gcc 5.x X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 May 2015 13:57:24 -0000 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit On Mon, 2015-05-11 at 09:51 -0400, Bruce Ashfield wrote: > On 2015-05-11 09:20 AM, Richard Purdie wrote: > > Hi Bruce, > > > > One of the things we're looking at in 1.9 is gcc 5.x support by default. > > One of the areas this has significant impact is on the kernels, > > linux-yocto in particular. I'm starting to see a potential problem here > > since the kernels don't appear to work well with gcc 5.x: > > > > http://errors.yoctoproject.org/Errors/Search/?items=10&query=1426e31f0bcd19f066931d2ecbdec3752b14e88e&limit=150&order_by=RECIPE > > > > (this is a test build I ran just to see how bad things were). > > > > Are we going to be in a position to get 5.x support backported into 3.14 > > (and maybe 3.10)? Or was we going to have to wait for later versions? > > I should be able to bring gcc5 support back to the previous LTSI > kernel (3.14), but need to poke at the breakage myself to know > for sure. Sorry, I was confused with versions, I of course mean 3.17 and 3.14 above, we dropped 3.10! I think 3.17 is ok so its 3.14 that we're having the problems with by the looks of it. > What's the incantation to configure gcc5 into a test build ? http://git.yoctoproject.org/cgit.cgi/poky/commit/?h=master-next&id=d72ca3dca225a4801e595c95e98aacbe738d8303 or just set GCCVERSION = "5.1%" Cheers, Richard