From patchwork Mon Feb 6 22:25:05 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Leoshkevich X-Patchwork-Id: 64379 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 B9F1C385B515 for ; Mon, 6 Feb 2023 22:26:02 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B9F1C385B515 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1675722362; bh=9h1l7vYLA1tht5NpLnQE0ZQu1BsPN3/xQjVWUs9Pfcc=; h=To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Help:List-Subscribe:From: Reply-To:From; b=OSvL7NOmi/AkpcbNj5A4SOh3OU4qqL0nYowt8ZR9cntSxPL09t3sjxU26shvmtP6A FViZyqsAFq+R5aB8YzdPmcc1jiYABR1CYw/ZHk1h2EPfJe3B3403tzMxDLZJtJE9pK eoUyDDssCaLrQ2IjQXDzBTeCAcdgtK+sN7uDZXWE= X-Original-To: elfutils-devel@sourceware.org Delivered-To: elfutils-devel@sourceware.org Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by sourceware.org (Postfix) with ESMTPS id DB500385840C for ; Mon, 6 Feb 2023 22:25:31 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org DB500385840C Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 316LBUIb022111 for ; Mon, 6 Feb 2023 22:25:31 GMT Received: from ppma03ams.nl.ibm.com (62.31.33a9.ip4.static.sl-reverse.com [169.51.49.98]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3nk98d1r04-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 06 Feb 2023 22:25:30 +0000 Received: from pps.filterd (ppma03ams.nl.ibm.com [127.0.0.1]) by ppma03ams.nl.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 316GRFQH002355 for ; Mon, 6 Feb 2023 22:25:28 GMT Received: from smtprelay04.fra02v.mail.ibm.com ([9.218.2.228]) by ppma03ams.nl.ibm.com (PPS) with ESMTPS id 3nhf06jutm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 06 Feb 2023 22:25:28 +0000 Received: from smtpav06.fra02v.mail.ibm.com (smtpav06.fra02v.mail.ibm.com [10.20.54.105]) by smtprelay04.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 316MPORE24641878 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 6 Feb 2023 22:25:25 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CD61920075; Mon, 6 Feb 2023 22:25:24 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8302120074; Mon, 6 Feb 2023 22:25:24 +0000 (GMT) Received: from heavy.lan (unknown [9.179.9.231]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 6 Feb 2023 22:25:24 +0000 (GMT) To: elfutils-devel@sourceware.org Cc: Ilya Leoshkevich Subject: [PATCH RFC 03/11] printversion: Fix unused variable Date: Mon, 6 Feb 2023 23:25:05 +0100 Message-Id: <20230206222513.1773039-4-iii@linux.ibm.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230206222513.1773039-1-iii@linux.ibm.com> References: <20230206222513.1773039-1-iii@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: QJf-hcO3dQINehVT-4X0rEfXMhSQkbCx X-Proofpoint-ORIG-GUID: QJf-hcO3dQINehVT-4X0rEfXMhSQkbCx X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-02-06_07,2023-02-06_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 mlxlogscore=974 impostorscore=0 mlxscore=0 priorityscore=1501 phishscore=0 adultscore=0 suspectscore=0 clxscore=1015 spamscore=0 lowpriorityscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302060191 X-Spam-Status: No, score=-11.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, GIT_PATCH_0, SPF_HELO_NONE, SPF_PASS, TXREP 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: elfutils-devel@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Elfutils-devel mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-Patchwork-Original-From: Ilya Leoshkevich via Elfutils-devel From: Ilya Leoshkevich Reply-To: Ilya Leoshkevich Errors-To: elfutils-devel-bounces+patchwork=sourceware.org@sourceware.org Sender: "Elfutils-devel" clang complains: debuginfod.cxx:354:1: error: unused variable 'apba__' [-Werror,-Wunused-const-variable] ARGP_PROGRAM_BUG_ADDRESS_DEF = PACKAGE_BUGREPORT; ^ ../lib/printversion.h:47:21: note: expanded from macro 'ARGP_PROGRAM_BUG_ADDRESS_DEF' const char *const apba__ __asm ("argp_program_bug_address") ^ This is as expected: it's used by argp via the "argp_program_bug_address" name, which is not visible on the C level. Add __attribute__ ((used)) to make sure that the compiler emits it. Signed-off-by: Ilya Leoshkevich --- lib/printversion.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/printversion.h b/lib/printversion.h index a9e059ff..d1c3a987 100644 --- a/lib/printversion.h +++ b/lib/printversion.h @@ -44,6 +44,7 @@ void print_version (FILE *stream, struct argp_state *state); void (*const apvh) (FILE *, struct argp_state *) \ __asm ("argp_program_version_hook") #define ARGP_PROGRAM_BUG_ADDRESS_DEF \ - const char *const apba__ __asm ("argp_program_bug_address") + const char *const apba__ __asm ("argp_program_bug_address") \ + __attribute__ ((used)) #endif // PRINTVERSION_H