From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762632AbXJYUr3 (ORCPT ); Thu, 25 Oct 2007 16:47:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752874AbXJYUrU (ORCPT ); Thu, 25 Oct 2007 16:47:20 -0400 Received: from emailhub.stusta.mhn.de ([141.84.69.5]:55705 "EHLO mailhub.stusta.mhn.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751251AbXJYUrS (ORCPT ); Thu, 25 Oct 2007 16:47:18 -0400 Date: Thu, 25 Oct 2007 22:47:48 +0200 From: Adrian Bunk To: "H. Peter Anvin" Cc: Mike Frysinger , Jie Zhang , bryan.wu@analog.com, linux-kernel@vger.kernel.org Subject: Re: [2.6 patch] blackfin: "extern inline" -> "static inline" Message-ID: <20071025204748.GW30533@stusta.de> References: <40401db90710241947i15e40e78v292e52f5229d9d35@mail.gmail.com> <8bd0f97a0710242000h7b6c97e7ia3f461c69b7d5de5@mail.gmail.com> <47200826.1060801@zytor.com> <20071025150545.GK30533@stusta.de> <8bd0f97a0710250916v5d3f0166qbfacf4abb0fc3d45@mail.gmail.com> <20071025165344.GL30533@stusta.de> <8bd0f97a0710251307m9f45f4dmf6d8cfa93af9fdf5@mail.gmail.com> <20071025201842.GT30533@stusta.de> <8bd0f97a0710251320m3490c53dpe85656a939e8536e@mail.gmail.com> <4720FC54.1020705@zytor.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <4720FC54.1020705@zytor.com> User-Agent: Mutt/1.5.16 (2007-06-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 25, 2007 at 01:28:04PM -0700, H. Peter Anvin wrote: > Mike Frysinger wrote: >>> Do you have any example for your claim "to get gcc to not inline things >>> when building debug versions"? >> $ cat test.c >> __attribute__((always_inline)) int foo(void) { return 0; } >> int main(void){ return foo(); } >> $ gcc -g test.c -o test >> $ readelf -s test | grep FUNC | grep -v _ >> 61: 00000000004004b8 11 FUNC GLOBAL DEFAULT 13 foo >> 68: 00000000004004c3 11 FUNC GLOBAL DEFAULT 13 main >> looks pretty straightforward to me >> -mike > > For "debug version" meaning -O0, this is true. No, "inline __attribute__((always_inline))" works with -O0. He gets a function emitted since his "foo" is not static. > -hpa cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed