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 A5B2D3854803; Thu, 30 Mar 2023 18:40:56 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org A5B2D3854803 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 (m0247472.ppops.net [127.0.0.1]) by mx0a-00641c01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32UIcf6n023626; Thu, 30 Mar 2023 18:40:55 GMT Received: from mxout26.s.uw.edu (mxout26.s.uw.edu [140.142.234.176]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3pndq11m2f-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 30 Mar 2023 18:40:55 +0000 Received: from smtp.washington.edu (smtp.washington.edu [140.142.234.157]) by mxout26.s.uw.edu (8.14.4+UW20.07/8.14.4+UW22.04) with ESMTP id 32UIeUMD020867 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 30 Mar 2023 11:40:30 -0700 X-Auth-Received: from localhost.localdomain ([10.18.194.223]) (authenticated authid=kmatsui) by smtp.washington.edu (8.16.1+UW21.10/8.14.4+UW19.10) with ESMTPSA id 32UIdK7L001092 (version=TLSv1.2 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Thu, 30 Mar 2023 11:40:30 -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 v2 6/7] libstdc++: use new built-in trait __is_void for std::is_void Date: Thu, 30 Mar 2023 11:39:10 -0700 Message-Id: <20230330183911.12640-7-kmatsui@cs.washington.edu> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230330183911.12640-1-kmatsui@cs.washington.edu> References: <20230326043032.11096-1-kmatsui@cs.washington.edu> <20230330183911.12640-1-kmatsui@cs.washington.edu> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: LxOI2UUJl05ensiU2BRUwRRNbsHmvCRJ X-Proofpoint-GUID: LxOI2UUJl05ensiU2BRUwRRNbsHmvCRJ 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=2023-03-30_11,2023-03-30_03,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 adultscore=0 mlxlogscore=999 phishscore=0 impostorscore=0 priorityscore=1501 bulkscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2303300147 X-Spam-Status: No, score=-14.2 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 gets std::is_void to dispatch to new built-in trait __is_void. libstdc++-v3/ChangeLog: * include/std/type_traits (is_void): Use __is_void built-in trait. Signed-off-by: Ken Matsui --- 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 9eafd6b16f2..98764685a39 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -294,6 +294,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION // Primary type categories. /// is_void +#if __has_builtin(__is_void) + template + struct is_void + : public __bool_constant<__is_void(_Tp)> + { }; +#else template struct is_void : public false_type { }; @@ -313,6 +319,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<> struct is_void : public true_type { }; +#endif /// @cond undocumented template -- 2.40.0