From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266845AbUIORLG (ORCPT ); Wed, 15 Sep 2004 13:11:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266646AbUIORJJ (ORCPT ); Wed, 15 Sep 2004 13:09:09 -0400 Received: from fw.osdl.org ([65.172.181.6]:13231 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S266884AbUIORHm (ORCPT ); Wed, 15 Sep 2004 13:07:42 -0400 Date: Wed, 15 Sep 2004 10:07:29 -0700 (PDT) From: Linus Torvalds To: =?iso-8859-1?Q?J=F6rn?= Engel cc: Kernel Mailing List Subject: Re: Being more anal about iospace accesses.. In-Reply-To: <20040915165450.GD6158@wohnheim.fh-wedel.de> Message-ID: References: <20040915165450.GD6158@wohnheim.fh-wedel.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 15 Sep 2004, Jörn Engel wrote: > > C now supports pointer arithmetic with void*? C doesn't. gcc does. It's a documented extension, and it acts like if it was done on a byte. See gcc's user guide "Extension to the C Language Family". It's a singularly good feature. Linus