From patchwork Sat Jul 15 03:01:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ken Matsui X-Patchwork-Id: 1808074 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=server2.sourceware.org; envelope-from=gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.a=rsa-sha256 header.s=default header.b=S+cdPJov; dkim-atps=neutral Received: from server2.sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4R2tSV1Zjwz20cB for ; Sat, 15 Jul 2023 13:02:44 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id E79DF38582A4 for ; Sat, 15 Jul 2023 03:02:40 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E79DF38582A4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1689390160; bh=Vy7JRtBTloEcTWL/s+p3IOVSKsSOHgcQHnVG21UYLgQ=; h=To:Cc:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From:Reply-To:From; b=S+cdPJovZBV5iKM/kb/tpPrZgclqsDy/PJf+ky9zeecurhsJZRsCGhwtLRbqw0LWQ ADYad0P1MudJPSD02XS+qpl26DWQVcPmu0QCfqjla4K3MSt7Q/TmXwTMSOq9NTjTeJ SgrizxvfWYe99QYlrAfO0EQmUxcYtEBOQi4ALI9U= 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 DF7C63858CD1; Sat, 15 Jul 2023 03:02:19 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org DF7C63858CD1 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 36F302gv021327; Sat, 15 Jul 2023 03:02:18 GMT Received: from mxout26.s.uw.edu (mxout26.s.uw.edu [140.142.234.176]) by mx0a-00641c01.pphosted.com (PPS) with ESMTPS id 3rugs00rxd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 15 Jul 2023 03:02:18 +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 36F321tf009918 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 14 Jul 2023 20:02:01 -0700 X-Auth-Received: from localhost.localdomain ([10.154.74.234]) (authenticated authid=kmatsui) by smtp.washington.edu (8.16.1+UW21.10/8.14.4+UW19.10) with ESMTPSA id 36F321YV008831 (version=TLSv1.2 cipher=DHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Fri, 14 Jul 2023 20:02:01 -0700 X-UW-Orig-Sender: kmatsui@smtp.washington.edu To: gcc-patches@gcc.gnu.org Cc: libstdc++@gcc.gnu.org, Ken Matsui Subject: [PATCH] libstdc++: Use __bool_constant entirely Date: Fri, 14 Jul 2023 20:01:56 -0700 Message-ID: <20230715030156.26231-1-kmatsui@gcc.gnu.org> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: UkB7om8PzDFii3Jm4B05jVaCem9zCdpi X-Proofpoint-GUID: UkB7om8PzDFii3Jm4B05jVaCem9zCdpi X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-14_12,2023-07-13_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1034 adultscore=0 malwarescore=0 suspectscore=0 phishscore=0 mlxscore=0 priorityscore=1501 impostorscore=0 mlxlogscore=927 lowpriorityscore=0 bulkscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307150027 X-Spam-Status: No, score=-13.3 required=5.0 tests=BAYES_00, GIT_PATCH_0, JMQ_SPF_NEUTRAL, KAM_DMARC_STATUS, RCVD_IN_DNSWL_LOW, SPF_HELO_NONE, SPF_NEUTRAL, TXREP, T_SCC_BODY_TEXT_LINE 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+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" This patch uses __bool_constant entirely instead of integral_constant in the type_traits header, specifically for true_type, false_type, and bool_constant. libstdc++-v3/ChangeLog: * include/std/type_traits (true_type): Use __bool_constant instead. (false_type): Likewise. (bool_constant): Likewise. Signed-off-by: Ken Matsui --- libstdc++-v3/include/std/type_traits | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/libstdc++-v3/include/std/type_traits b/libstdc++-v3/include/std/type_traits index 9f086992ebc..7dc5791a7c5 100644 --- a/libstdc++-v3/include/std/type_traits +++ b/libstdc++-v3/include/std/type_traits @@ -78,24 +78,24 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION constexpr _Tp integral_constant<_Tp, __v>::value; #endif - /// The type used as a compile-time boolean with true value. - using true_type = integral_constant; - - /// The type used as a compile-time boolean with false value. - using false_type = integral_constant; - /// @cond undocumented /// bool_constant for C++11 template using __bool_constant = integral_constant; /// @endcond + /// The type used as a compile-time boolean with true value. + using true_type = __bool_constant; + + /// The type used as a compile-time boolean with false value. + using false_type = __bool_constant; + #if __cplusplus >= 201703L # define __cpp_lib_bool_constant 201505L /// Alias template for compile-time boolean constant types. /// @since C++17 template - using bool_constant = integral_constant; + using bool_constant = __bool_constant<__v>; #endif // Metaprogramming helper types.