From patchwork Thu Mar 23 00:42:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ken Matsui X-Patchwork-Id: 66780 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 9D889385040C for ; Thu, 23 Mar 2023 00:43:45 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 9D889385040C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1679532225; bh=WzUnqqHTZrFMssY8N5oTZTK02QnRPqC5uRRid6MUaWA=; h=To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From:Reply-To:From; b=fDBO56xbTiyu5ftg/tYfcBsQcFw1tjc4ZI2mQNTXGCVzgQlh7Xn/ZlYWCfQpq11rq ZGTvX1HDOU56amKMXFLsrFoSid1iAUiW2Ya8DGEYV5lYLybOPO9m/d/hHGdtxkQwDQ EUMDKo8gl0zp5dfsXd4LWPawfxgYRglAU6hL3jlQ= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mx0b-00641c01.pphosted.com (mx0b-00641c01.pphosted.com [205.220.177.146]) by sourceware.org (Postfix) with ESMTPS id 1666C3850205; Thu, 23 Mar 2023 00:42:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 1666C3850205 Received: from pps.filterd (m0247477.ppops.net [127.0.0.1]) by mx0a-00641c01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32N0dHpa032134; Thu, 23 Mar 2023 00:42:37 GMT Received: from mxout25.s.uw.edu (mxout25.s.uw.edu [140.142.234.175]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3pg63p32ps-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 23 Mar 2023 00:42:37 +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 32N0gGal027609 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 22 Mar 2023 17:42:16 -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 32N0gFCt011404 (version=TLSv1.2 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 22 Mar 2023 17:42:15 -0700 X-UW-Orig-Sender: kmatsui@smtp.washington.edu To: jwakely@redhat.com Cc: gcc-patches@gcc.gnu.org, libstdc++@gcc.gnu.org, Ken Matsui Subject: [PATCH v2 2/2] libstdc++: use new built-in trait __is_unsigned Date: Wed, 22 Mar 2023 17:42:07 -0700 Message-Id: <20230323004207.34784-2-kmatsui@cs.washington.edu> X-Mailer: git-send-email 2.40.0 In-Reply-To: References: MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: lk--JMqKOXLggeM9PWpkYXIQ6bjvU8hh X-Proofpoint-GUID: lk--JMqKOXLggeM9PWpkYXIQ6bjvU8hh 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_20,2023-03-22_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 bulkscore=0 mlxscore=0 spamscore=0 phishscore=0 malwarescore=0 adultscore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 mlxlogscore=893 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303230003 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 X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Ken Matsui via Gcc-patches From: Ken Matsui Reply-To: Ken Matsui Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" This patch lets libstdc++ use new built-in trait __is_unsigned. libstdc++-v3/ChangeLog: * include/std/type_traits (is_unsigned): Use __is_unsigned 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..8d5a05cd0a6 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -884,10 +884,17 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION { }; /// is_unsigned +#if __has_builtin(__is_unsigned) + template + struct is_unsigned + : public __bool_constant<__is_unsigned(_Tp)> + { }; +#else template struct is_unsigned : public __and_, __not_>>::type { }; +#endif /// @cond undocumented template