From patchwork Wed Feb 8 19:52:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Leoshkevich X-Patchwork-Id: 64504 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 0084B385B522 for ; Wed, 8 Feb 2023 19:54:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 0084B385B522 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1675886060; bh=VokYeezrCtap3TNQ36aPgRdxJ/3XkNQJOslIhJFcZ8s=; h=To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Help:List-Subscribe:From: Reply-To:From; b=f7t0KWnz8etwHogb7Y6oe5DLKu+OO6BSwJM3jZ6APY7HCwOBZfJW6ARJXrnhF0Hec bV2Z9kUC86dNbeQRYA6SD/zjd5TNijfX0c3IzqJ/OfMF5f7g+KkTYGF9k1cs5uNAow TYjxDm/09AGvqDVvbMjHs1EFw6LPWjPHoGMJOe1Y= 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 0B35A3858423 for ; Wed, 8 Feb 2023 19:52:56 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 0B35A3858423 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 318JflWh002424; Wed, 8 Feb 2023 19:52:40 GMT Received: from ppma04ams.nl.ibm.com (63.31.33a9.ip4.static.sl-reverse.com [169.51.49.99]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3nmj47r7xw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 08 Feb 2023 19:52:40 +0000 Received: from pps.filterd (ppma04ams.nl.ibm.com [127.0.0.1]) by ppma04ams.nl.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 318JH5sH024301; Wed, 8 Feb 2023 19:52:38 GMT Received: from smtprelay02.fra02v.mail.ibm.com ([9.218.2.226]) by ppma04ams.nl.ibm.com (PPS) with ESMTPS id 3nhf06wam0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 08 Feb 2023 19:52:37 +0000 Received: from smtpav06.fra02v.mail.ibm.com (smtpav06.fra02v.mail.ibm.com [10.20.54.105]) by smtprelay02.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 318JqYPL46858654 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 8 Feb 2023 19:52:34 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 786A920040; Wed, 8 Feb 2023 19:52:34 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 28E6220049; Wed, 8 Feb 2023 19:52:34 +0000 (GMT) Received: from heavy.ibmuc.com (unknown [9.179.24.149]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 8 Feb 2023 19:52:34 +0000 (GMT) To: Mark Wielaard Cc: elfutils-devel@sourceware.org, Ilya Leoshkevich Subject: [PATCH v2 6/7] configure: Add --disable-demangler Date: Wed, 8 Feb 2023 20:52:25 +0100 Message-Id: <20230208195226.144143-7-iii@linux.ibm.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230208195226.144143-1-iii@linux.ibm.com> References: <20230208195226.144143-1-iii@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: xsxCjx67LsC53D_rHxVHqx8CM2bCvBhZ X-Proofpoint-ORIG-GUID: xsxCjx67LsC53D_rHxVHqx8CM2bCvBhZ 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=2023-02-08_09,2023-02-08_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 bulkscore=0 clxscore=1015 impostorscore=0 spamscore=0 mlxlogscore=689 adultscore=0 priorityscore=1501 phishscore=0 malwarescore=0 suspectscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302080167 X-Spam-Status: No, score=-11.9 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" __cxa_demangle is normally implemented in the C++ runtime library, instrumenting which for MSan is a hassle. Add a knob for disbling it. Signed-off-by: Ilya Leoshkevich --- configure.ac | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index 7dc9be63..62a4c8a7 100644 --- a/configure.ac +++ b/configure.ac @@ -466,11 +466,17 @@ CFLAGS="$CFLAGS -D_GNU_SOURCE" AC_FUNC_STRERROR_R() CFLAGS="$old_CFLAGS" +AC_ARG_ENABLE([demangler], +AS_HELP_STRING([--disable-demangler], + [Disable libstdc++ demangle support]), + [], [enable_demangler=yes]) +AS_IF([test "x$enable_demangler" == xyes], AC_CHECK_LIB([stdc++], [__cxa_demangle], [dnl AC_DEFINE([USE_DEMANGLE], [1], [Defined if demangling is enabled])]) AM_CONDITIONAL(DEMANGLE, test "x$ac_cv_lib_stdcpp___cxa_demangle" = "xyes") AS_IF([test "x$ac_cv_lib_stdcpp___cxa_demangle" = "xyes"], - [enable_demangler=yes],[enable_demangler=no]) + [enable_demangler=yes],[enable_demangler=no]), +AM_CONDITIONAL(DEMANGLE, false)) AC_ARG_ENABLE([textrelcheck], AS_HELP_STRING([--disable-textrelcheck],