From owner-freebsd-hackers@FreeBSD.ORG Mon Feb 21 23:58:33 2011 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 41AC8106564A for ; Mon, 21 Feb 2011 23:58:33 +0000 (UTC) (envelope-from yuri@rawbw.com) Received: from shell0.rawbw.com (shell0.rawbw.com [198.144.192.45]) by mx1.freebsd.org (Postfix) with ESMTP id 11CB98FC14 for ; Mon, 21 Feb 2011 23:58:32 +0000 (UTC) Received: from eagle.yuri.org (stunnel@localhost [127.0.0.1]) (authenticated bits=0) by shell0.rawbw.com (8.14.4/8.14.4) with ESMTP id p1LNtfXv056566 for ; Mon, 21 Feb 2011 15:55:41 -0800 (PST) (envelope-from yuri@rawbw.com) Message-ID: <4D62FC28.9040300@rawbw.com> Date: Mon, 21 Feb 2011 15:58:32 -0800 From: Yuri User-Agent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US; rv:1.9.1.16) Gecko/20101211 Thunderbird/3.0.11 MIME-Version: 1.0 To: freebsd-hackers@freebsd.org References: <4D62F267.3000706@rawbw.com> <20110221233817.GA4792@britannica.bec.de> In-Reply-To: <20110221233817.GA4792@britannica.bec.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: FreeBSD ABI? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 21 Feb 2011 23:58:33 -0000 On 02/21/2011 15:38, Joerg Sonnenberger wrote: > That's a major difference. The Linux people decided a while ago that > stack alignment should be 16 Byte. GCC effectively forces that down > everyone's throat because until at least GCC 4.2 or 4.3, it can't > correctly realign the stack and just fails miserable. I would be > surprised if it was a conscious decision for the Solaris either. > I filed gcc PR asking gcc to revert their behavior back to prescribed by documentation: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47842