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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT 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 8AAA8C43441 for ; Thu, 11 Oct 2018 02:55:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 53C1920865 for ; Thu, 11 Oct 2018 02:55:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 53C1920865 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=andestech.com 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 S1727360AbeJKKUg (ORCPT ); Thu, 11 Oct 2018 06:20:36 -0400 Received: from 59-120-53-16.HINET-IP.hinet.net ([59.120.53.16]:23294 "EHLO ATCSQR.andestech.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726088AbeJKKUf (ORCPT ); Thu, 11 Oct 2018 06:20:35 -0400 Received: from ATCSQR.andestech.com (localhost [127.0.0.2] (may be forged)) by ATCSQR.andestech.com with ESMTP id w9B2NuY0096770 for ; Thu, 11 Oct 2018 10:23:56 +0800 (GMT-8) (envelope-from vincentc@andestech.com) Received: from mail.andestech.com (atcpcs16.andestech.com [10.0.1.222]) by ATCSQR.andestech.com with ESMTP id w9B2NlCo096751; Thu, 11 Oct 2018 10:23:47 +0800 (GMT-8) (envelope-from vincentc@andestech.com) Received: from atcsqa06.andestech.com (10.0.15.65) by ATCPCS16.andestech.com (10.0.1.222) with Microsoft SMTP Server id 14.3.123.3; Thu, 11 Oct 2018 10:21:16 +0800 From: Vincent Chen To: , , , CC: Vincent Chen Subject: [PATCH v2 5/5] math-emu/soft-fp.h: (_FP_ROUND_ZERO) cast 0 to void to fix warning Date: Thu, 11 Oct 2018 10:20:50 +0800 Message-ID: <1539224450-19928-6-git-send-email-vincentc@andestech.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1539224450-19928-1-git-send-email-vincentc@andestech.com> References: <1539224450-19928-1-git-send-email-vincentc@andestech.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.0.15.65] X-DNSRBL: X-MAIL: ATCSQR.andestech.com w9B2NlCo096751 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org _FP_ROUND_ZERO is defined as 0 and used as a statemente in macro _FP_ROUND. This generates "error: statement with no effect [-Werror=unused-value]" from gcc. Defining _FP_ROUND_ZERO as (void)0 to fix it. This modification is quoted from glibc 'commit (8ed1e7d5894000c155acbd06f)' Signed-off-by: Vincent Chen --- include/math-emu/soft-fp.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/include/math-emu/soft-fp.h b/include/math-emu/soft-fp.h index 3f284bc..5650c16 100644 --- a/include/math-emu/soft-fp.h +++ b/include/math-emu/soft-fp.h @@ -138,7 +138,7 @@ _FP_FRAC_ADDI_##wc(X, _FP_WORK_ROUND); \ } while (0) -#define _FP_ROUND_ZERO(wc, X) 0 +#define _FP_ROUND_ZERO(wc, X) (void)0 #define _FP_ROUND_PINF(wc, X) \ do { \ -- 1.7.1