From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265670AbTFVSoM (ORCPT ); Sun, 22 Jun 2003 14:44:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265726AbTFVSoL (ORCPT ); Sun, 22 Jun 2003 14:44:11 -0400 Received: from mail.hometree.net ([212.34.181.120]:7636 "EHLO mail.hometree.net") by vger.kernel.org with ESMTP id S265670AbTFVSoA (ORCPT ); Sun, 22 Jun 2003 14:44:00 -0400 To: linux-kernel@vger.kernel.org Path: not-for-mail From: "Henning P. Schmiedehausen" Newsgroups: hometree.linux.kernel Subject: Re: GCC speed (was [PATCH] Isapnp warning) Date: Sun, 22 Jun 2003 18:58:04 +0000 (UTC) Organization: INTERMETA - Gesellschaft fuer Mehrwertdienste mbH Message-ID: References: <20030621125111.0bb3dc1c.akpm@digeo.com> <20030622103251.158691c3.akpm@digeo.com> Reply-To: hps@intermeta.de NNTP-Posting-Host: forge.intermeta.de X-Trace: tangens.hometree.net 1056308284 20121 212.34.181.4 (22 Jun 2003 18:58:04 GMT) X-Complaints-To: news@intermeta.de NNTP-Posting-Date: Sun, 22 Jun 2003 18:58:04 +0000 (UTC) X-Copyright: (C) 1996-2003 Henning Schmiedehausen X-No-Archive: yes User-Agent: nn/6.6.5 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrew Morton writes: Your problem is not the compiler but the build tool / system which forces you to recompile all of your kernel if you change only small parts. Regards Henning >Daniel Phillips wrote: >> >> As for compilation speed, yes, that sucks. I doubt there's any rational >> reason for it, but I also agree with the idea that correctness and binary >> code performance should come first, then the compilation speed issue should >> be addressed. >No. Compilation inefficiency directly harms programmer efficiency and the >quality and volume of code the programmer produces. These are surely the >most important things by which a toolchain's usefulness should be judged. >I compile with -O1 all the time and couldn't care the teeniest little bit >about the performance of the generated code - it just doesn't matter. >I'm happy allowing those thousands of people who do not compile kernels all >the time to shake out any 3.2/3.3 compilation problems. >Compilation inefficiency is the most serious thing wrong with gcc. >- >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/ -- Dipl.-Inf. (Univ.) Henning P. Schmiedehausen INTERMETA GmbH hps@intermeta.de +49 9131 50 654 0 http://www.intermeta.de/ Java, perl, Solaris, Linux, xSP Consulting, Web Services freelance consultant -- Jakarta Turbine Development -- hero for hire --- Quote of the week: "Never argue with an idiot. They drag you down to their level, then beat you with experience." ---