From owner-freebsd-arch@freebsd.org Wed Jun 20 21:00:24 2018 Return-Path: Delivered-To: freebsd-arch@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8D193100BC15 for ; Wed, 20 Jun 2018 21:00:24 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2610:1c1:1:6074::16:84]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "freefall.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 0B4DC7450F; Wed, 20 Jun 2018 21:00:24 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from mail.xzibition.com (unknown [127.0.1.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by freefall.freebsd.org (Postfix) with ESMTPS id C0F4319106; Wed, 20 Jun 2018 21:00:23 +0000 (UTC) (envelope-from bdrewery@FreeBSD.org) Received: from mail.xzibition.com (localhost [172.31.3.2]) by mail.xzibition.com (Postfix) with ESMTP id CE8661D0B; Wed, 20 Jun 2018 21:00:22 +0000 (UTC) X-Virus-Scanned: amavisd-new at mail.xzibition.com Received: from mail.xzibition.com ([172.31.3.2]) by mail.xzibition.com (mail.xzibition.com [172.31.3.2]) (amavisd-new, port 10026) with LMTP id SNmmyzxFUg4u; Wed, 20 Jun 2018 21:00:20 +0000 (UTC) To: Sean Bruno , freebsd-arch DKIM-Filter: OpenDKIM Filter v2.10.3 mail.xzibition.com F3E331D04 References: From: Bryan Drewery Openpgp: id=F9173CB2C3AAEA7A5C8A1F0935D771BB6E4697CF; url=http://www.shatow.net/bryan/bryan2.asc Autocrypt: addr=bdrewery@FreeBSD.org; prefer-encrypt=mutual; keydata= xsBNBFJphmsBCADiFgmS4bIzwZijrS31SjEMzg+n5zNellgM+HkShwehpqCiyhXdWrvH6dTZ a6u50pbUIX7doTR7W7PQHCjCTqtpwvcj0eulZva+iHFp+XrbgSFHn+VVXgkYP2MFySyZRFab D2qqzJBEJofhpv4HvY6uQI5K99pMqKr1Z/lHqsijYYu4RH2OfwB5PinId7xeldzWEonVoCr+ rfxzO/UrgA6v/3layGZcKNHFjmc3NqoN1DXtdaEHqtjIozzbndVkH6lkFvIpIrI6i5ox8pwp VxsxLCr/4Musd5CWgHiet5kSw2SzNeA8FbxdLYCpXNVu+uBACEbCUP+CSNy3NVfEUxsBABEB AAHNJEJyeWFuIERyZXdlcnkgPGJkcmV3ZXJ5QEZyZWVCU0Qub3JnPsLAgAQTAQoAKgIbAwUL CQgHAwUVCgkICwUWAwIBAAIeAQIXgAIZAQUCWujOIgUJCmB7NwAKCRA113G7bkaXz/xpB/9b /UWIPbieY1IeIuHF2pyYPE7Hytkh3HVsxMA0F5Ma2AYQsXZZeKNKWrF7RPyDyDwUklLHJkhm k3EfClBbHxf08kMIm1vWCJRtgxic9knY/bzYGiWMpHjg3cSd1XfrYH1autYqTZAjDwIkgOjU dR//Tbn4V36sY7y2jz+kdMVWvK53U32aZqiwBbCn4DPe1wSZcUs17mV/0uZdIoGdj74B1orN A/0py5vHYo6HcbBNoaR8pKRLf5VZNRsxqGIMhTucx4SJWcHpuRBWYyvJSFzwvxdK4ZD4Yqoc kFGPVtOXktVMai9exrLvP3G77fKMu8DI6j4QRU4wCesnHuIfRPFuzsBNBFJphmsBCACiVFPf kNfaFtUSuY0395ueo/rMyHPGPQ2iwvERFCpeFGSQSgagpenNHLpFQKTg/dl6FOoST5tqyxMq fyHGHDzzU51bvA/IfaGoNi/BIhTe/toZNMRvpcI3PLjiGcnJnuwCCbAVOAGdb+t5cZtpNdOI cKYmrYG3u9RiBpe6dTF+qLrD/8Bs1wjhduQ8fcNNgnkXu8xDH4ZxY0lIc3QgvYWp9vimlQe6 iKjUd2/DX28ETZcD5h6pYV331KMPTrEI0p0yvFijUZce8c1XHFyL1j9sBAha5qpszJl6Uq5i LolhKRcGfcdmtD72vHQjUYglUyudSJUVyo2gMYjdbiFKzJulABEBAAHCwGUEGAEKAA8CGwwF AlrozigFCQpgez0ACgkQNddxu25Gl8+m5Af/R3VEdxNMAcDIes9ADhQyofj20SPV3eCJ3HYR OebTSuNdOudGt4AAyA8Ks94u9hiIp5IGsc6RDsT9W7O2vgXhd6eV3eiY5Oif5xLIYrIDVu1Y 1GyRxRrPEn/QOqDN6uFZCPwK1aOapGcYCrO9lB0gMuTVfgHanU61rgC9tMX0OoAOyRd+V3/M 8lDNhjJdF/IpO3SdYzKfkwduy4qamw4Gphcx/RfYQvYLq/eDkP8d50PphWdboqWBwNRHayro W/07OGzfxM5fJ5mBsXPQcO2QcRjkyHf6xCM6Hi1qQL4OnXMNE/ZTX0lnOj1/pH93TlzSHZMP TaiiA/MBD3vGsXBmBg== Organization: FreeBSD Subject: Re: Building and Iterating Message-ID: <686cb08d-5648-52f4-a95e-2faf3ea20bef@FreeBSD.org> Date: Wed, 20 Jun 2018 14:00:19 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="cLS3T9X7IqLoQtZMLERtUmJsi9LnicwMk" X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Jun 2018 21:00:24 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --cLS3T9X7IqLoQtZMLERtUmJsi9LnicwMk Content-Type: multipart/mixed; boundary="8eBa8skDHXSIIPJNoKMIHyazfgNjOFlP0"; protected-headers="v1" From: Bryan Drewery To: Sean Bruno , freebsd-arch Message-ID: <686cb08d-5648-52f4-a95e-2faf3ea20bef@FreeBSD.org> Subject: Re: Building and Iterating References: In-Reply-To: --8eBa8skDHXSIIPJNoKMIHyazfgNjOFlP0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 6/1/2018 10:20 AM, Sean Bruno wrote: > Before I dive into the mk files of a buildworld, I'd like to describe > "what I want" so as to start a discussion of my goal. >=20 > 1. If I select no toolchain (WITHOUT_TOOLCHAIN), but clang needs to be= > built, only build a toolchain that targets the ARCH being requested. >=20 > 2. If I select no toolchain (WITHOUT_TOOLCHAIN), but clang needs to be= > built, give me a knob to turn that aborts the build with a meaningful > message that lets me know I need to update the toolchain on my buildbox= =2E >=20 https://reviews.freebsd.org/D11077 has this but I suspect it's wildly stale already. Also having a knob like this would ultimately lead to someone making their /usr/bin/cc less useful for optimizations like WITH_SYSTEM_COMPILER= =2E > 3. If the boostrap toolchain needs to be built in the normal case, onl= y > target the ARCH being requested. I understand that we "want" a CC > installed that targets all architectures and this is something I agree = with. >=20 Hm yes there is no real reason to have multi-arch support in the WORLDTMP compiler. Though I do have a pending patch to build clang *once* for universe that relies on this full-arch-support behavior but I'm sure it's trivial to continue using it for that piece. --=20 Regards, Bryan Drewery --8eBa8skDHXSIIPJNoKMIHyazfgNjOFlP0-- --cLS3T9X7IqLoQtZMLERtUmJsi9LnicwMk Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBAgAGBQJbKsBjAAoJEDXXcbtuRpfPC3oIAKnAa82pAv8SjYXWlXb6Hfte 6aHj8IgezMljoMHs+qtUVqJe+lKmqaY82ap1TNxtxUARxJQtRQAqldRlJKT238p1 8EMhcGvVWCZS0VQHrLnOpTme9FoAuyBmze68a1WeJCnSHpy56gFoJqWjlxuu1Jqo YtGeP5+GuxV6tOPOsdMgKQU1XvelESGe/+/iVCWl5OizRd8tF6I65YXJAGQYTRaB m7SkGugwcfOI93s7TjN3EXSGtcz66dpmRCHcrLiDnR3KEPHdyH0ZTD6qX0KCOhO4 KJ4X7LQU+ZkRNfATRFa16Uctm65Hy6wHQm7nIBPCNveOcJdA9akNWYnefNRPk9s= =U/J4 -----END PGP SIGNATURE----- --cLS3T9X7IqLoQtZMLERtUmJsi9LnicwMk--