From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-00641c01.pphosted.com (mx0b-00641c01.pphosted.com [205.220.177.146]) by sourceware.org (Postfix) with ESMTPS id 43F383858D37; Tue, 21 Mar 2023 11:11:20 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 43F383858D37 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 (m0247476.ppops.net [127.0.0.1]) by mx0a-00641c01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32LB6D5I017011; Tue, 21 Mar 2023 11:11:19 GMT Received: from mxout22.s.uw.edu (mxout22.s.uw.edu [128.95.242.222]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3peuwvmxcv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Mar 2023 11:11:19 +0000 Received: from smtp.washington.edu (smtp.washington.edu [140.142.234.157]) by mxout22.s.uw.edu (8.14.4+UW20.07/8.14.4+UW22.04) with ESMTP id 32LBBE2m023411 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 21 Mar 2023 04:11:14 -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 32LBB2ci005196 (version=TLSv1.2 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Tue, 21 Mar 2023 04:11:14 -0700 X-UW-Orig-Sender: kmatsui@smtp.washington.edu From: Ken Matsui To: gcc-patches@gcc.gnu.org Cc: libstdc++@gcc.gnu.org, ppalka@redhat.com, Ken Matsui Subject: [PATCH 2/2] libstdc++: use new built-in trait __add_const Date: Tue, 21 Mar 2023 04:10:56 -0700 Message-Id: <20230321111056.78121-2-kmatsui@cs.washington.edu> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230321111056.78121-1-kmatsui@cs.washington.edu> References: <20230321111056.78121-1-kmatsui@cs.washington.edu> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: FhIgn7atXTvVUBnx8sjZlynPYsC_q7X- X-Proofpoint-GUID: FhIgn7atXTvVUBnx8sjZlynPYsC_q7X- 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=2023-03-21_08,2023-03-21_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 phishscore=0 impostorscore=0 mlxscore=0 suspectscore=0 priorityscore=1501 mlxlogscore=986 spamscore=0 malwarescore=0 adultscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303210086 X-Spam-Status: No, score=-14.6 required=5.0 tests=BAYES_00,GIT_PATCH_0,KAM_DMARC_STATUS,RCVD_IN_DNSWL_LOW,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 __add_const. libstdc++-v3/ChangeLog: * include/std/type_traits (add_const): Use __add_const built-in trait. --- libstdc++-v3/include/std/type_traits | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits index 2bd607a8b8f..1ac75a928c3 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -1560,9 +1560,15 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION #endif /// add_const +#if __has_builtin(__add_const) + template + struct add_const + { using type = __add_const(_Tp); }; +#else template struct add_const { using type = _Tp const; }; +#endif /// add_volatile template -- 2.40.0