From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264153AbUDGT1b (ORCPT ); Wed, 7 Apr 2004 15:27:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264158AbUDGT1b (ORCPT ); Wed, 7 Apr 2004 15:27:31 -0400 Received: from holomorphy.com ([207.189.100.168]:19591 "EHLO holomorphy.com") by vger.kernel.org with ESMTP id S264153AbUDGT1a (ORCPT ); Wed, 7 Apr 2004 15:27:30 -0400 Date: Wed, 7 Apr 2004 12:27:27 -0700 From: William Lee Irwin III To: Andrew Morton Cc: linux-kernel@vger.kernel.org Subject: Re: 2.6.5-mc2 Message-ID: <20040407192727.GE30117@holomorphy.com> Mail-Followup-To: William Lee Irwin III , Andrew Morton , linux-kernel@vger.kernel.org References: <20040406221744.2bd7c7e4.akpm@osdl.org> <20040407180430.GA30117@holomorphy.com> <20040407180919.GB30117@holomorphy.com> <20040407112738.23d07088.akpm@osdl.org> <20040407183416.GC30117@holomorphy.com> <20040407115247.701ae24a.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040407115247.701ae24a.akpm@osdl.org> User-Agent: Mutt/1.5.5.1+cvs20040105i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 07, 2004 at 11:52:47AM -0700, Andrew Morton wrote: > The compiler has ((int)-1) and then has to promote it to ULL. If it does > the conversion to unsigned before the conversion to long long, we lose. > But it doesn't, and I couldn't immediately find a spec which justfies this > behaviour. If it works with gcc, it's good enough for me. -- wli