Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1945943AbXEAVoS (ORCPT ); Tue, 1 May 2007 17:44:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1945962AbXEAVoS (ORCPT ); Tue, 1 May 2007 17:44:18 -0400 Received: from smtp1.linux-foundation.org ([65.172.181.25]:35356 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1945943AbXEAVoR (ORCPT ); Tue, 1 May 2007 17:44:17 -0400 Date: Tue, 1 May 2007 14:43:30 -0700 (PDT) From: Linus Torvalds To: Josh Triplett cc: linux-sparse@vger.kernel.org, linux-kernel@vger.kernel.org, Al Viro Subject: Re: sparse -Wptr-subtraction-blows: still needed? In-Reply-To: <4637AC3D.6000008@freedesktop.org> Message-ID: References: <4637AC3D.6000008@freedesktop.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 663 Lines: 19 On Tue, 1 May 2007, Josh Triplett wrote: > > Does this still apply? Do current versions of GCC still have this problem? > If not, can the option and warning go away? Even if current versions of gcc don't triple the build time (and for the kernel, I suspect it doesn't, because we've tried to clean up our header files), the generated _code_ will invariably suck. So I'd not want to remove the warning. Linus - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/