From patchwork Sat May 21 18:35:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dimitar Dimitrov X-Patchwork-Id: 54261 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 2D2B13838E5A for ; Sat, 21 May 2022 18:36:52 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from server28.superhosting.bg (server28.superhosting.bg [217.174.156.11]) by sourceware.org (Postfix) with ESMTPS id D0B613838E4A for ; Sat, 21 May 2022 18:36:16 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org D0B613838E4A Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=dinux.eu Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=dinux.eu DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=dinux.eu; s=default; h=Content-Transfer-Encoding:MIME-Version:Message-Id:Date:Subject: Cc:To:From:Sender:Reply-To:Content-Type:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: In-Reply-To:References:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=tdTtmKeQpa8Llle787NinI66jsK8XDv+Gl8/yOBPfds=; b=WoNq2qnEK3XTjiEuSk6ZNzsf4O wmoFpTJs5iBNFLnzw2Pea4NIpqsE2BCsMUDe9oqwVC6VzjlwwrS07nNLDgPZYSbQurYZUsHwBL1cl ai6dfVPUilBj+WCLnGS3UOqq04BdRU43iC8XUbc2is8vRSgQ5PBMbudzl3uHAvdwXD2rEgfH7VRN2 VZEVyHCM7dVzgFFewjEZvM13/bBmDlDsMIEdOvF/I58jyU6QJ8EASt3QS1NBj0wU/pMbC/o/meceu +JAiaiDRjDEBXEfKG4ux4ZkjjkYixXMDxTzK3pqB9eIQh8tP4QjWsgXrHZrAU06o9ZzdjnDpz8BFr stDYWBKA==; Received: from [95.87.234.74] (port=33998 helo=kendros.lan) by server28.superhosting.bg with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nsTxU-000A64-1q; Sat, 21 May 2022 21:36:14 +0300 From: Dimitar Dimitrov To: gcc-patches@gcc.gnu.org Subject: [committed] testsuite: Mark extra warnings for default_packed Date: Sat, 21 May 2022 21:35:53 +0300 Message-Id: <20220521183557.517282-1-dimitar@dinux.eu> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 X-OutGoing-Spam-Status: No, score=-2.9 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - server28.superhosting.bg X-AntiAbuse: Original Domain - gcc.gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - dinux.eu X-Get-Message-Sender-Via: server28.superhosting.bg: authenticated_id: dimitar@dinux.eu X-Authenticated-Sender: server28.superhosting.bg: dimitar@dinux.eu X-Source: X-Source-Args: X-Source-Dir: X-Spam-Status: No, score=-11.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, HAS_X_OUTGOING_SPAM_STAT, RCVD_IN_DNSWL_NONE, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" If the target uses packed structs by default, there are no trailing padding bytes allocated. Hence extra warnings are emitted. Committed as obvious. gcc/testsuite/ChangeLog: * gcc.dg/Warray-bounds-48-novec.c: Add expected warnings if target packs the structs by default. Signed-off-by: Dimitar Dimitrov --- gcc/testsuite/gcc.dg/Warray-bounds-48-novec.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/gcc/testsuite/gcc.dg/Warray-bounds-48-novec.c b/gcc/testsuite/gcc.dg/Warray-bounds-48-novec.c index da179a2c0f5..5cae8566209 100644 --- a/gcc/testsuite/gcc.dg/Warray-bounds-48-novec.c +++ b/gcc/testsuite/gcc.dg/Warray-bounds-48-novec.c @@ -238,15 +238,17 @@ static void warn_a1_init (struct A1 *p) static void warn_a1_local_buf (struct A1 *p) { - p->a1[0] = 0; p->a1[1] = 1; p->a1[2] = 2; p->a1[3] = 3; + p->a1[0] = 0; p->a1[1] = 1; p->a1[2] = 2; + p->a1[3] = 3; // { dg-warning "\\\[-Warray-bounds" "" { target default_packed } } p->a1[4] = 4; // { dg-warning "\\\[-Warray-bounds" } } static void warn_a1_extern_buf (struct A1 *p) { - p->a1[0] = 0; p->a1[1] = 1; p->a1[2] = 2; p->a1[3] = 3; p->a1[4] = 4; + p->a1[0] = 0; p->a1[1] = 1; p->a1[2] = 2; p->a1[3] = 3; + p->a1[4] = 4; // { dg-warning "\\\[-Warray-bounds" "" { target default_packed } } p->a1[5] = 5; // { dg-warning "\\\[-Warray-bounds" } }