From patchwork Thu Mar 30 18:39:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ken Matsui X-Patchwork-Id: 67133 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 4047C3898385 for ; Thu, 30 Mar 2023 18:42:08 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 4047C3898385 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1680201728; bh=zc+jb1Gp+ZRJHMnBS/rJODegAFXiCeDJJUt3Ep5dDdw=; 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=L6fSUG2q7WXQFpbELkiGWO87xoxcwHydQT04vbQ85MBU0YXIAVuBFTI4A8MQxCmtS gehqXvy7lP7gvqn/S8B5euiB2NBSmjaSOBYbs1WalkCC/O9ybizMqDpTqAnvCBrjFn DnIbxbPE4aCW21bliHkkhsJufmbw872+6rFTDhQA= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mx0a-00641c01.pphosted.com (mx0a-00641c01.pphosted.com [205.220.165.146]) by sourceware.org (Postfix) with ESMTPS id 96EBD38708A4; Thu, 30 Mar 2023 18:40:30 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 96EBD38708A4 Received: from pps.filterd (m0247470.ppops.net [127.0.0.1]) by mx0a-00641c01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32UIWHPE017935; Thu, 30 Mar 2023 18:40:29 GMT Received: from mxout21.s.uw.edu (mxout21.s.uw.edu [140.142.32.139]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3pmtxv0ub2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 30 Mar 2023 18:40:29 +0000 Received: from smtp.washington.edu (smtp.washington.edu [140.142.234.157]) by mxout21.s.uw.edu (8.14.4+UW20.07/8.14.4+UW22.04) with ESMTP id 32UIe3lt001464 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 30 Mar 2023 11:40:04 -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 32UIdK7J001092 (version=TLSv1.2 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Thu, 30 Mar 2023 11:40:03 -0700 X-UW-Orig-Sender: kmatsui@smtp.washington.edu To: gcc-patches@gcc.gnu.org Cc: libstdc++@gcc.gnu.org, Ken Matsui Subject: [PATCH v2 4/7] libstdc++: use new built-in trait __is_function for std::is_function Date: Thu, 30 Mar 2023 11:39:08 -0700 Message-Id: <20230330183911.12640-5-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 X-Proofpoint-GUID: 4xjUUOFW-KTxkDYC-vjslpfCwvAU6-NY X-Proofpoint-ORIG-GUID: 4xjUUOFW-KTxkDYC-vjslpfCwvAU6-NY 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_12,2023-03-30_03,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 impostorscore=0 clxscore=1015 mlxlogscore=843 priorityscore=1501 mlxscore=0 spamscore=0 adultscore=0 lowpriorityscore=0 malwarescore=0 phishscore=0 bulkscore=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 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 gets std::is_function to dispatch to new built-in trait __is_function. libstdc++-v3/ChangeLog: * include/std/type_traits (is_function): Use __is_function 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 58a732735c8..9eafd6b16f2 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -594,6 +594,12 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION { }; /// is_function +#if __has_builtin(__is_function) + template + struct is_function + : public __bool_constant<__is_function(_Tp)> + { }; +#else template struct is_function : public __bool_constant::value> { }; @@ -605,6 +611,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template struct is_function<_Tp&&> : public false_type { }; +#endif #define __cpp_lib_is_null_pointer 201309L