From patchwork Wed May 31 03:22:03 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luc Van Oostenryck X-Patchwork-Id: 9755723 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 65F8E602CA for ; Wed, 31 May 2017 03:22:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 59202205F8 for ; Wed, 31 May 2017 03:22:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4E0CF28474; Wed, 31 May 2017 03:22:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.3 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id ECAE5205F8 for ; Wed, 31 May 2017 03:22:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751113AbdEaDWW (ORCPT ); Tue, 30 May 2017 23:22:22 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:36049 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751090AbdEaDWV (ORCPT ); Tue, 30 May 2017 23:22:21 -0400 Received: by mail-wm0-f68.google.com with SMTP id k15so1016653wmh.3 for ; Tue, 30 May 2017 20:22:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=0Id78NHDM5XBc36KnOTf5kx7YO/PGZ7y0ir+Uux6ePM=; b=dR9T+UrwCtklkC8EfLUXpCMTzeL4zD+Sh/ojJahE2h4bCAA/WpstAld0zMetTQyDmO aTkJ947KA2YabXhAx0xEvZ5cn+JQ6aMWeulCyUN3cJhWBNm2IPzpCkvZ79C3bQti8CFV 1ie29JgMP1SZ1l0PO3Z9zJPBr0FFMgrhVo8xyCoFfzhqtsveyQCyWAS9PEzD61YqHcVX 1FsR8NLxM7mjC0np0Ex+otVmMPL86rhLNcbvJb/oK/mpmODjXpeknmOU24u4xHNpaO8F oym7WEAMhK6mpDG9bFJjyN67rv3CA/0LT/gZg7h3/RNB2J+pz7V9V/qoRXtDgopKWJKr caRQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=0Id78NHDM5XBc36KnOTf5kx7YO/PGZ7y0ir+Uux6ePM=; b=Tya0rkKlQ2/BhTfNkm3B2+s/lkUDGuhpg4+xSX5tnpunwH+zTbWa5UfRjl334S4HZ7 RRgH4sfa+3HIMdp/4kwReIYBA7C4hvMXkuljMs8tn5OZvYpFdE/aceauNdDqthNosh1/ EWa56dKDGDdMwSsw3/Dw7A3dde8h52LU2a7vMOICiCoRuyoz3AQ0sP1IrnZW/1NrEjKq 7JXM9zGmjipSuL5/YA4/L3Ym49hAg1HGaC/k+rvhhrme3Y+ymyzabSjeo5izilZl9dO/ CM6Wlpc72yaHVdiIqdlLC5VAcwG+fUycIpWviUjryDibiDbSLN+PQVrQIc6HLQKX+KEF aAWg== X-Gm-Message-State: AODbwcA6OsRdFK7aRZxcgR5qdviOjzMt9YXhojf6rzPF6fimp2N7XdlD pHQ/I2y9ccXZEoeC5jo= X-Received: by 10.28.43.130 with SMTP id r124mr3574382wmr.83.1496200940359; Tue, 30 May 2017 20:22:20 -0700 (PDT) Received: from localhost.localdomain ([2a02:a03f:89c:5400:25d0:8511:1e85:9d96]) by smtp.gmail.com with ESMTPSA id y3sm31676991wmh.21.2017.05.30.20.22.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 30 May 2017 20:22:19 -0700 (PDT) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: Luc Van Oostenryck Subject: [PATCH 5/9] div0: add warning option -Wdiv-by-zero Date: Wed, 31 May 2017 05:22:03 +0200 Message-Id: <20170531032207.95830-6-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.13.0 In-Reply-To: <20170531032207.95830-1-luc.vanoostenryck@gmail.com> References: <20170531032207.95830-1-luc.vanoostenryck@gmail.com> Sender: linux-sparse-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Luc Van Oostenryck --- lib.c | 2 ++ lib.h | 1 + 2 files changed, 3 insertions(+) diff --git a/lib.c b/lib.c index e1e6a1cbf..af2ad83a2 100644 --- a/lib.c +++ b/lib.c @@ -225,6 +225,7 @@ int Wdecl = 1; int Wdeclarationafterstatement = -1; int Wdefault_bitfield_sign = 0; int Wdesignated_init = 1; +int Wdiv_by_zero = 1; int Wdo_while = 0; int Winit_cstring = 0; int Wenum_mismatch = 1; @@ -502,6 +503,7 @@ static const struct warning { { "declaration-after-statement", &Wdeclarationafterstatement }, { "default-bitfield-sign", &Wdefault_bitfield_sign }, { "designated-init", &Wdesignated_init }, + { "div-by-zero", &Wdiv_by_zero }, { "do-while", &Wdo_while }, { "enum-mismatch", &Wenum_mismatch }, { "sparse-error", &Wsparse_error }, diff --git a/lib.h b/lib.h index 2c8529f93..820e69476 100644 --- a/lib.h +++ b/lib.h @@ -112,6 +112,7 @@ extern int Wdecl; extern int Wdeclarationafterstatement; extern int Wdefault_bitfield_sign; extern int Wdesignated_init; +extern int Wdiv_by_zero; extern int Wdo_while; extern int Wenum_mismatch; extern int Wsparse_error;