From patchwork Tue Mar 21 22:39:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ken Matsui X-Patchwork-Id: 66722 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 BD8893847813 for ; Tue, 21 Mar 2023 22:41:51 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org BD8893847813 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1679438511; bh=ukhPTQ+/i+zKkGnTQLW2+X2JMe6KmJsmmn7qM0UwNz8=; 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=AZ611c/WTHZW9HPi6VxqNs53RbeDBSPZjHw80gfIWdnVFz6RG9pzxxPa3TwKrRp7M qGqzp98tYRnWAs387FaLo4GJFvcijTN1imC/1yNS+cTmoKKiTHRIftz8MDqSlRXKWB 7nccMRWs6wNlL36TSdheEiqmcQOwN+EmkRDD8pdw= 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 2D3E6384D174; Tue, 21 Mar 2023 22:40:49 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 2D3E6384D174 Received: from pps.filterd (m0247479.ppops.net [127.0.0.1]) by mx0a-00641c01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32LMT7VZ027050; Tue, 21 Mar 2023 22:40:48 GMT Received: from mxout21.s.uw.edu (mxout21.s.uw.edu [140.142.32.139]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3pfn25g7bf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 21 Mar 2023 22:40:48 +0000 Received: from smtp.washington.edu (smtp.washington.edu [128.208.60.132]) by mxout21.s.uw.edu (8.14.4+UW20.07/8.14.4+UW22.04) with ESMTP id 32LMekke027434 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 21 Mar 2023 15:40:46 -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 32LMeA6f010010 (version=TLSv1.2 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Tue, 21 Mar 2023 15:40:46 -0700 X-UW-Orig-Sender: kmatsui@smtp.washington.edu 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 __is_array Date: Tue, 21 Mar 2023 15:39:57 -0700 Message-Id: <20230321223957.7176-2-kmatsui@cs.washington.edu> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230321223957.7176-1-kmatsui@cs.washington.edu> References: <20230321223957.7176-1-kmatsui@cs.washington.edu> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: coojo0-DY1yLM7wOy_ebh7-L_cecKgcE X-Proofpoint-GUID: coojo0-DY1yLM7wOy_ebh7-L_cecKgcE 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_11,2023-03-21_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 lowpriorityscore=0 suspectscore=0 adultscore=0 mlxscore=0 phishscore=0 mlxlogscore=779 clxscore=1015 priorityscore=1501 spamscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303150002 definitions=main-2303210180 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_array. libstdc++-v3/ChangeLog: * include/std/type_traits (is_array): Use __is_array 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..a9b1a6eb62a 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -503,6 +503,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION { }; /// is_array +#if __has_builtin(__is_array) + template + struct is_array + : public __bool_constant<__is_array(_Tp)> + { }; +#else template struct is_array : public false_type { }; @@ -514,6 +520,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template struct is_array<_Tp[]> : public true_type { }; +#endif template struct __is_pointer_helper