From owner-freebsd-current@FreeBSD.ORG  Mon Jun 17 14:05:31 2013
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 by hub.freebsd.org (Postfix) with ESMTP id C47E8659
 for <current@freebsd.org>; Mon, 17 Jun 2013 14:05:31 +0000 (UTC)
 (envelope-from bdrewery@FreeBSD.org)
Received: from freefall.freebsd.org (freefall.freebsd.org
 [IPv6:2001:1900:2254:206c::16:87])
 by mx1.freebsd.org (Postfix) with ESMTP id AF79718CC
 for <current@freebsd.org>; Mon, 17 Jun 2013 14:05:31 +0000 (UTC)
Received: from freefall.freebsd.org (localhost [127.0.0.1])
 by freefall.freebsd.org (8.14.7/8.14.7) with ESMTP id r5HE5VrX051288
 for <current@freebsd.org>; Mon, 17 Jun 2013 14:05:31 GMT
 (envelope-from bdrewery@freefall.freebsd.org)
Received: (from bdrewery@localhost)
 by freefall.freebsd.org (8.14.7/8.14.7/Submit) id r5HE5VQ6051284
 for current@freebsd.org; Mon, 17 Jun 2013 14:05:31 GMT
 (envelope-from bdrewery)
Received: (qmail 99733 invoked from network); 17 Jun 2013 09:05:29 -0500
Received: from unknown (HELO ?10.197.145.16?)
 (freebsd@shatow.net@198.228.232.159)
 by sweb.xzibition.com with ESMTPA; 17 Jun 2013 09:05:29 -0500
References: <7DBA8962-9108-489E-81EA-ECE8D72698D1@netapp.com>
 <519CADE5.5020908@FreeBSD.org>
 <743F375A-F0C1-466E-8E34-E1319FFD9045@netapp.com>
 <628177EC-5207-49F4-9546-47784F56CB43@netapp.com>
 <51BF0669.60607@FreeBSD.org>
 <46724BE4-A682-44E8-B980-C0143BD6AFC1@netapp.com>
Mime-Version: 1.0 (1.0)
In-Reply-To: <46724BE4-A682-44E8-B980-C0143BD6AFC1@netapp.com>
Content-Type: text/plain;
	charset=us-ascii
Content-Transfer-Encoding: quoted-printable
Message-Id: <9DEFB40E-8DEA-4AF3-89D8-BF272D1CB402@FreeBSD.org>
X-Mailer: iPhone Mail (10B329)
From: Bryan Drewery <bdrewery@FreeBSD.org>
Subject: Re: ccache issues during buildworld on recent -CURRENT
Date: Mon, 17 Jun 2013 09:05:25 -0500
To: "Eggert, Lars" <lars@netapp.com>
Cc: Dimitry Andric <dim@freebsd.org>,
 "current@freebsd.org" <current@freebsd.org>
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
 <freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-current>, 
 <mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
 <mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 17 Jun 2013 14:05:31 -0000


On Jun 17, 2013, at 9:02, "Eggert, Lars" <lars@netapp.com> wrote:

> Hi,
>=20
> On Jun 17, 2013, at 14:51, Bryan Drewery <bdrewery@freebsd.org> wrote:
>> ccache is known to be broken with clang [1]. I would recommend not using i=
t.
>=20
> Pity! We do buildworld often enough that that's an inconvenience.

I have been using -DNO_CLEAN for buildworld for now. Results have been prett=
y good.


>=20
>> Sometimes CCACHE_CPP2=3D1 in make.conf can help. CCACHE_CPP2=3D1 is
>> hardcoded in version 3.1.9_2 of devel/ccache on CURRENT. There are other
>> classes of problems that are not fixed in upstream ccache yet.
>=20
> doesn't seem to help, unfortunately.
>=20
>> There are a few fixes in the ccache development repository that I have
>> been meaning to bring to our devel/ccache port.
>=20
> I'd be happy to test once there is something to test!
>=20
> Lars