From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-00641c01.pphosted.com (mx0a-00641c01.pphosted.com [205.220.165.146]) by sourceware.org (Postfix) with ESMTPS id 6ECA7385021F; Wed, 22 Mar 2023 23:42:30 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 6ECA7385021F Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=cs.washington.edu Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=cs.washington.edu Received: from pps.filterd (m0247471.ppops.net [127.0.0.1]) by mx0a-00641c01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32MNamix007168; Wed, 22 Mar 2023 23:42:29 GMT Received: from mxout25.s.uw.edu (mxout25.s.uw.edu [140.142.234.175]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3pga080r0d-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 22 Mar 2023 23:42:29 +0000 Received: from smtp.washington.edu (smtp.washington.edu [128.208.60.132]) by mxout25.s.uw.edu (8.14.4+UW20.07/8.14.4+UW22.04) with ESMTP id 32MNfhT5013269 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 22 Mar 2023 16:41:43 -0700 X-Auth-Received: from localhost.localdomain ([10.154.74.245]) (authenticated authid=kmatsui) by smtp.washington.edu (8.16.1+UW21.10/8.14.4+UW19.10) with ESMTPSA id 32MNfdjr023734 (version=TLSv1.2 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 22 Mar 2023 16:41:43 -0700 X-UW-Orig-Sender: kmatsui@smtp.washington.edu From: Ken Matsui To: gcc-patches@gcc.gnu.org Cc: libstdc++@gcc.gnu.org, Ken Matsui Subject: [PATCH 2/2] libstdc++: use new built-in trait __is_volatile Date: Wed, 22 Mar 2023 16:41:34 -0700 Message-Id: <20230322234134.14578-2-kmatsui@cs.washington.edu> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230322234134.14578-1-kmatsui@cs.washington.edu> References: <20230322234134.14578-1-kmatsui@cs.washington.edu> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: vhGfK-KVm2F0hWN2UGx0eFq8StX-IkDD X-Proofpoint-ORIG-GUID: vhGfK-KVm2F0hWN2UGx0eFq8StX-IkDD X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-22_18,2023-03-22_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 spamscore=0 lowpriorityscore=0 clxscore=1015 suspectscore=0 bulkscore=0 mlxlogscore=971 impostorscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303220173 X-Spam-Status: No, score=-14.6 required=5.0 tests=BAYES_00,GIT_PATCH_0,KAM_DMARC_STATUS,RCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H2,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 List-Id: This patch lets libstdc++ use new built-in trait __is_volatile. libstdc++-v3/ChangeLog: * include/std/type_traits (is_volatile): Use __is_volatile built-in trait. --- libstdc++-v3/include/std/type_traits | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits index 2bd607a8b8f..c50c8dba396 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -773,6 +773,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION : public true_type { }; /// is_volatile +#if __has_builtin(__is_volatile) + template + struct is_volatile + : public __bool_constant<__is_volatile(_Tp)> + { }; +#else template struct is_volatile : public false_type { }; @@ -780,6 +786,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template struct is_volatile<_Tp volatile> : public true_type { }; +#endif /// is_trivial template -- 2.40.0