From owner-freebsd-toolchain@FreeBSD.ORG  Wed Nov  9 07:15:06 2011
Return-Path: <owner-freebsd-toolchain@FreeBSD.ORG>
Delivered-To: freebsd-toolchain@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 2F2AE106564A;
	Wed,  9 Nov 2011 07:15:06 +0000 (UTC)
	(envelope-from jhellenthal@gmail.com)
Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com
	[209.85.210.182])
	by mx1.freebsd.org (Postfix) with ESMTP id D2A918FC0C;
	Wed,  9 Nov 2011 07:15:05 +0000 (UTC)
Received: by iabz21 with SMTP id z21so2168563iab.13
	for <multiple recipients>; Tue, 08 Nov 2011 23:15:05 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;
	h=sender:date:from:to:cc:subject:message-id:references:mime-version
	:content-type:content-disposition:in-reply-to;
	bh=8fRyUpIqXAdEYkB3HJbEQn/rDThxRFif2fg+YnOfE0g=;
	b=cQOtFcz3yHG92tobqRPhSz6pU+vKs2uXo6HaaAkv94S5eHAEILZ/V1Kbj4RttPt9R9
	2IwdgHxd1JYyCxZCR+GxbncL4wy+/eSdGqUD3gBTuUlJ9Q2r86aEe0MasdsSKbYZo5AI
	zVVCsBUmxGS+etBP/3I+4B7sRebHnZTLAf6Us=
Received: by 10.50.202.100 with SMTP id kh4mr1137656igc.41.1320821528637;
	Tue, 08 Nov 2011 22:52:08 -0800 (PST)
Received: from DataIX.net (adsl-99-181-144-127.dsl.klmzmi.sbcglobal.net.
	[99.181.144.127])
	by mx.google.com with ESMTPS id fu10sm3088564igc.6.2011.11.08.22.52.06
	(version=TLSv1/SSLv3 cipher=OTHER);
	Tue, 08 Nov 2011 22:52:06 -0800 (PST)
Sender: Jason Hellenthal <jhellenthal@gmail.com>
Received: from DataIX.net (localhost.DataIX.local [127.0.0.1])
	by DataIX.net (8.14.5/8.14.5) with ESMTP id pA96q4hS057661
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO);
	Wed, 9 Nov 2011 01:52:04 -0500 (EST) (envelope-from jhell@DataIX.net)
Received: (from jhell@localhost)
	by DataIX.net (8.14.5/8.14.5/Submit) id pA96q36w057660;
	Wed, 9 Nov 2011 01:52:04 -0500 (EST) (envelope-from jhell@DataIX.net)
Date: Wed, 9 Nov 2011 01:52:03 -0500
From: Jason Hellenthal <jhell@DataIX.net>
To: Alexander Best <arundel@freebsd.org>
Message-ID: <20111109064719.GA39458@DataIX.net>
References: <20111108002556.GA91218@freebsd.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20111108002556.GA91218@freebsd.org>
Cc: freebsd-toolchain@freebsd.org
Subject: Re: CPUTYPE=native handling
X-BeenThere: freebsd-toolchain@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Maintenance of FreeBSD's integrated toolchain
	<freebsd-toolchain.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-toolchain>, 
	<mailto:freebsd-toolchain-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-toolchain>
List-Post: <mailto:freebsd-toolchain@freebsd.org>
List-Help: <mailto:freebsd-toolchain-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-toolchain>, 
	<mailto:freebsd-toolchain-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 09 Nov 2011 07:15:06 -0000



On Tue, Nov 08, 2011 at 12:25:56AM +0000, Alexander Best wrote:
> hi there,
> 
> i've seen dozens of issues, where people set CPUTYPE=native. although this
> works in a lot of cases, it doesn't in others. why don't we simply add
> something like

I thought it was reccomened to use 'CPUTYPE?=' syntax therefore ultimately allowing the build to omit the CPUTYPE for its own setting... since not all optimizations done for -march or -mcpu are good for the whole source tree.