From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A261C6778F for ; Fri, 27 Jul 2018 08:41:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 346A020893 for ; Fri, 27 Jul 2018 08:41:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 346A020893 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730204AbeG0KCB (ORCPT ); Fri, 27 Jul 2018 06:02:01 -0400 Received: from mail-out.m-online.net ([212.18.0.10]:34255 "EHLO mail-out.m-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729431AbeG0KCA (ORCPT ); Fri, 27 Jul 2018 06:02:00 -0400 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 41cMr36JzDz1qvnL; Fri, 27 Jul 2018 10:41:07 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 41cMr35ZgBz20xTF; Fri, 27 Jul 2018 10:41:07 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id llpo6ExXIX3m; Fri, 27 Jul 2018 10:41:05 +0200 (CEST) X-Auth-Info: uxiIcWPB8EZppfbXqgfuaZIrl+WlbduaSfTzkvND/RNBwwC2QLKwRBCSMQC/hvMw Received: from igel.home (ppp-188-174-155-24.dynamic.mnet-online.de [188.174.155.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Fri, 27 Jul 2018 10:41:05 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 0F8B32C1140; Fri, 27 Jul 2018 10:40:54 +0200 (CEST) From: Andreas Schwab To: Finn Thain Cc: Randy Dunlap , LKML , Geert Uytterhoeven , linux-m68k@lists.linux-m68k.org Subject: Re: m68k allmodconfig build errors References: <28ebe45d-3dbd-2a82-f537-b0725f7a2bcf@infradead.org> <878t66idai.fsf@igel.home> <94dc0357-10d4-c3dc-ef2a-9643f08d2a09@infradead.org> <761399f0-0b10-716c-1e80-cfb19c06e455@infradead.org> X-Yow: Is this "BIKINI BEACH"? Date: Fri, 27 Jul 2018 10:40:54 +0200 In-Reply-To: (Finn Thain's message of "Fri, 27 Jul 2018 14:44:17 +1000 (AEST)") Message-ID: <87in513wbt.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Jul 27 2018, Finn Thain wrote: > Why doesn't gcc convert strncmp to __builtin_strcmp? It does. In fact, it first converts strncmp to __builtin_strncmp, then optimizes it to __builtin_strcmp. Finally, __bultin_strcmp is expanded to a call to strcmp. Andreas. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."