From owner-freebsd-current@FreeBSD.ORG Mon Feb 11 14:15:20 2013 Return-Path: Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 29567EFF; Mon, 11 Feb 2013 14:15:20 +0000 (UTC) (envelope-from gjb@FreeBSD.org) Received: from onyx.glenbarber.us (onyx.glenbarber.us [IPv6:2607:fc50:1000:c200::face]) by mx1.freebsd.org (Postfix) with ESMTP id 0090E2BD; Mon, 11 Feb 2013 14:15:19 +0000 (UTC) Received: from glenbarber.us (75-146-225-65-Philadelphia.hfc.comcastbusiness.net [75.146.225.65]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: gjb) by onyx.glenbarber.us (Postfix) with ESMTPSA id 7026F23F669; Mon, 11 Feb 2013 09:15:13 -0500 (EST) DKIM-Filter: OpenDKIM Filter v2.7.4 onyx.glenbarber.us 7026F23F669 Authentication-Results: onyx.glenbarber.us; dkim=none reason="no signature"; dkim-adsp=none (insecure policy) Date: Mon, 11 Feb 2013 09:15:12 -0500 From: Glen Barber To: Fabian Keil Subject: Re: 7+ days of dogfood Message-ID: <20130211141512.GN1334@glenbarber.us> References: <20130210000723.GA73630@troutmask.apl.washington.edu> <20130211114811.09e56b55@fabiankeil.de> <17E009FB-23FA-4E04-8437-DE81033164DE@FreeBSD.org> <20130211145647.79a01f7e@fabiankeil.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="Y4VYWfdFdHwFhC6D" Content-Disposition: inline In-Reply-To: <20130211145647.79a01f7e@fabiankeil.de> X-Operating-System: FreeBSD 10.0-CURRENT amd64 User-Agent: Mutt/1.5.21 (2010-09-15) Cc: freebsd-current@FreeBSD.org, David Chisnall , Steve Kargl X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Feb 2013 14:15:20 -0000 --Y4VYWfdFdHwFhC6D Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Feb 11, 2013 at 02:56:47PM +0100, Fabian Keil wrote: > > WITHOUT_GCC=3Dyes in src.conf is > > worthwhile. WITHOUT_GDB=3Dyes is probably also sensible, as the gdb in > > base is so old that it doesn't understand most of the DWARF that clang > > uses. We should have lldb ready for import in a few months, but until > > then using gdb from ports is more sensible if you plan on actually doing > > any debugging. >=20 > So far I didn't consider not building gdb, but I agree that it's > not too useful when compiling with clang and am already using > gdb751 for debugging anyway. >=20 > My impression was that the base gdb compiles rather quickly > (compared to more recent versions) and that it thus wouldn't > matter, but I'll give it a try. >=20 > Thanks for the suggestion. >=20 You might also want to try MALLOC_PRODUCTION=3D1 in make.conf. This took my buildworld/buildkernel times from 35/15 minutes to 8/5 minutes, respectively. Glen --Y4VYWfdFdHwFhC6D Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iQEcBAEBCAAGBQJRGPzwAAoJEFJPDDeguUajWqIH/jTzYzM+m/MEROesS1SDvbvL u0kulZTfKVZ6Sz/gARH/DwxLO+4Fkkaq20GzU62cBsbZQpY/jYHxQGf33apKJ/7X T6kh2JhfoVv+Gl5rAbrRgHYSORY+OEzt1G48Zd+zyisa9mOZZMCb7f0zEJ+QyyKB fUzZCMr0ouydIKGF/VuBD4rDuien/652DtpOOfcpNX8BxH0rJgUyPsds7Jga1gmd zUjdZLg9SMYAI0C2f+2ZuOz6VKRKBL969HdhkTfkwyv05zFdgsPFXynOnzeaRi+a lFfsqBvPCYqMWdvh8SN02MlkXxo6Q0LfD3jaDtAn4/6G30emECOw3xV7Kd6g110= =pk/y -----END PGP SIGNATURE----- --Y4VYWfdFdHwFhC6D--