From patchwork Tue Sep 4 06:36:07 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Bruel X-Patchwork-Id: 181498 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) by ozlabs.org (Postfix) with SMTP id F2F202C008C for ; Tue, 4 Sep 2012 16:36:47 +1000 (EST) Comment: DKIM? See http://www.dkim.org DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=gcc.gnu.org; s=default; x=1347345408; h=Comment: DomainKey-Signature:Received:Received:Received:Received:Received: Received:Received:Message-ID:Date:From:User-Agent:MIME-Version: To:Cc:Subject:Content-Type:Mailing-List:Precedence:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:Sender: Delivered-To; bh=zCvIYOqTc5pmPP813q3NX6aoGEk=; b=Q72k/kJPTbzvKJq d0YPObnM1HRjgDD29RS3P/gYcQtIxZmFSTHwRimph9cuf6MFZB8W4cXSe7InJgR3 5reWyO2nBfNGmL7gOKjkGOQESUixZwsN5KzJWdX9sjp5Xe+xxMmU5W5CjdLApCeY MELaGwNs82efFdeCZzBaN4LAq57M= Comment: DomainKeys? See http://antispam.yahoo.com/domainkeys DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=default; d=gcc.gnu.org; h=Received:Received:X-SWARE-Spam-Status:X-Spam-Check-By:Received:Received:Received:Received:Received:Message-ID:Date:From:User-Agent:MIME-Version:To:Cc:Subject:Content-Type:X-IsSubscribed:Mailing-List:Precedence:List-Id:List-Unsubscribe:List-Archive:List-Post:List-Help:Sender:Delivered-To; b=hU4As7d9hyBUWspRO7nWXnQrgMJTZc30KIwLFrA3FlxxGCiq0N8ReHsMG0+OaI NTZIX9ZATUtEJb9KXpJwfGkh+4EMwAmZN6Edfy1uzVSK/Jym17mIoJoe7N1iA864 LCYAKImvrZKEwN+VV7AWXAnVO87PKiUNAwd0ocxLBGqdo=; Received: (qmail 25440 invoked by alias); 4 Sep 2012 06:36:44 -0000 Received: (qmail 25360 invoked by uid 22791); 4 Sep 2012 06:36:43 -0000 X-SWARE-Spam-Status: No, hits=-3.4 required=5.0 tests=AWL, BAYES_00, KHOP_RCVD_UNTRUST, RCVD_IN_HOSTKARMA_W, RCVD_IN_HOSTKARMA_WL X-Spam-Check-By: sourceware.org Received: from eu1sys200aog107.obsmtp.com (HELO eu1sys200aog107.obsmtp.com) (207.126.144.123) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 04 Sep 2012 06:36:22 +0000 Received: from beta.dmz-eu.st.com ([164.129.1.35]) (using TLSv1) by eu1sys200aob107.postini.com ([207.126.147.11]) with SMTP ID DSNKUEWhYRI72aYByzaUDFvH2AQMhN9p2r0u@postini.com; Tue, 04 Sep 2012 06:36:21 UTC Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 16C5F1C7; Tue, 4 Sep 2012 06:36:08 +0000 (GMT) Received: from Webmail-eu.st.com (safex1hubcas2.st.com [10.75.90.16]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C1FEB235B; Tue, 4 Sep 2012 06:36:08 +0000 (GMT) Received: from [164.129.122.89] (164.129.122.89) by webmail-eu.st.com (10.75.90.13) with Microsoft SMTP Server (TLS) id 8.3.245.1; Tue, 4 Sep 2012 08:36:08 +0200 Message-ID: <5045A157.9060808@st.com> Date: Tue, 4 Sep 2012 08:36:07 +0200 From: Christian Bruel User-Agent: Mozilla/5.0 (X11; Linux i686 on x86_64; rv:14.0) Gecko/20120713 Thunderbird/14.0 MIME-Version: 1.0 To: "gcc-patches@gcc.gnu.org" Cc: Kaz Kojima Subject: [SH] Define NO_IMPLICIT_EXTERN_C for newlib targets X-IsSubscribed: yes Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org newlib uses extern "C" wrappers in its headers, so GCC can be told it is C++ compatible. this patch fixes : FAIL: g++.dg/lookup/builtin5.C -std=c++11 scan-assembler _ZSt5atanhd t Tested om the 4.7 and 4.8 branches, OK for both ? nb: newlib can be added to the list of runtimes that need it (see http://gcc.gnu.org/ml/gcc-patches/2012-06/msg01164.html), in case this macro is removed in the future. Thanks Christian 2012-09-04 Christian Bruel * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define. Index: config/sh/newlib.h =================================================================== --- config/sh/newlib.h (revision 190714) +++ config/sh/newlib.h (working copy) @@ -23,3 +23,7 @@ #undef LIB_SPEC #define LIB_SPEC "-lc -lgloss" + +#undef NO_IMPLICIT_EXTERN_C +#define NO_IMPLICIT_EXTERN_C 1 +