From owner-svn-src-head@FreeBSD.ORG Wed Oct 22 04:04:28 2014 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 7A17DA46 for ; Wed, 22 Oct 2014 04:04:28 +0000 (UTC) Received: from mail-pa0-f50.google.com (mail-pa0-f50.google.com [209.85.220.50]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4B008CE1 for ; Wed, 22 Oct 2014 04:04:27 +0000 (UTC) Received: by mail-pa0-f50.google.com with SMTP id kx10so2798469pab.23 for ; Tue, 21 Oct 2014 21:04:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:sender:from:content-type:mime-version:subject :in-reply-to:date:cc:content-transfer-encoding:message-id:references :to; bh=UKL7Pw1CooRwnsAwCAIZKCCN1lxStyopluZRRHuuWfg=; b=lxTe9AvugseD5sc2OHYr4k1pY8LR6iwkveriEZDoRoz5W0ET6kLP1383Q5drtVUFsT 5HFTf92pUVcBTFsMXpr3pgIaRVevSNwAnNo9wuHbRQQvI9lZIARBR4A+8jgCGVpJLCmg LSpUW2JSAJPPn8UOQOAK3K8siLVquzcbrpxhQ/vRAQu9AaEnjFI6EHK4dwhDojRTaj5I sBynFOQ3ddDwA8cVvKxveXbonjDUSluhyFYjM7Q6wfzVAlzM6+E8lvbFWDy+ZlknFZXl pEPC6W1gdyWvghm+6lPIolVcD9CnW0iyr6A3UY4vzCu5PH/bttlNo0exyO9hClL0njpv 4CUg== X-Gm-Message-State: ALoCoQnOTVpBbOqNBNmKiowWMIG9ggeC3mpTOaoV5ueznVQa2L9jzjUULSiMEg8viq1j59kNbRLv X-Received: by 10.68.135.33 with SMTP id pp1mr16069593pbb.120.1413950233498; Tue, 21 Oct 2014 20:57:13 -0700 (PDT) Received: from macintosh-c42c033c0b73.corp.netflix.com (dc1-prod.netflix.com. [69.53.236.251]) by mx.google.com with ESMTPSA id nz1sm785819pdb.11.2014.10.21.20.57.12 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 21 Oct 2014 20:57:12 -0700 (PDT) Sender: Warner Losh From: Warner Losh X-Google-Original-From: Warner Losh Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Subject: Re: svn commit: r273406 - head/share/mk In-Reply-To: <20141022000700.GA93912@troutmask.apl.washington.edu> Date: Tue, 21 Oct 2014 21:57:10 -0600 Content-Transfer-Encoding: quoted-printable Message-Id: <0F22C339-BE2C-42ED-805C-559744F30684@gmail.com> References: <201410212000.s9LK0oQn061585@svn.freebsd.org> <20141022000700.GA93912@troutmask.apl.washington.edu> To: Steve Kargl X-Mailer: Apple Mail (2.1878.6) Cc: svn-src-head@freebsd.org, Baptiste Daroussin , src-committers , svn-src-all@freebsd.org X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Oct 2014 04:04:28 -0000 On Oct 21, 2014, at 6:07 PM, Steve Kargl = wrote: > On Tue, Oct 21, 2014 at 08:00:50PM +0000, Baptiste Daroussin wrote: >> Author: bapt >> Date: Tue Oct 21 20:00:49 2014 >> New Revision: 273406 >> URL: https://svnweb.freebsd.org/changeset/base/273406 >>=20 >> Log: >> Always use libc++ as the default c++ stack when building with an = external gcc 4.8+ >> While here disable building gcc from base when using gcc 4.8+ >>=20 >> Reviewed by: imp >=20 >=20 > Are you sure that this works? There are some (well-known?) > incompatibilities between libc++ and libstdc++. By work, > I mean a resulting binary actually functions as expected. This is just for the build. And just to work around hard coded library = names in g++. The ABIs that are used turn out to be the same since all the headers are = from libc++ not libstdc++. Warner