From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from APC01-HK2-obe.outbound.protection.outlook.com (mail-oln040092255109.outbound.protection.outlook.com [40.92.255.109]) by sourceware.org (Postfix) with ESMTPS id 261E63850413 for ; Sat, 10 Apr 2021 04:44:00 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 261E63850413 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=A3Po6XXtT77VB4A8hWqBMlI5R0Bxk20RBYVTJFw0oUtHUh/HKAyhWAX8LIj6RogxgbBO99am5FWnHmBFrcTeouzmlzWU7BcZ7J2xol8TTK/4qUcpAgxppqlNswO6FeJFrufV8gVCubGycYKE2s+7w0Bm7PdQYcVWCK3SNIluAK/VvoqCL9lu6Mj2iOt7jxsZF40WnqSVgHU+ohd38qHzOVHNlaMpL7cPj710pRKQ5IU4DTLjXJ9cPq3mzYoC9n+WQz/lFUjbEe08DB8DM2BBTrMGI6+fb8l6LJhcDDhMNjNysu7iX/Hk9/hpL7pcElQ82nYX01zWc/3fgKF8juwDTA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=uMVOjWMRwUeOBKW+ci++T152h0Pk3rLefF445x5z378=; b=UnSTozd2Vi5wu2wZYZnMXex0mgjCZUmfvliIXcAl00feek4dMwxIW4pMVSn9ea7XlP6QmCJ9CG7WPZex382muurmutLOi1vB44HIjS4CAWrDg7WhgZxrQDE2LgLQxZi+HI56jXZ3xoWfDwRqrX+qSZgw201/Lu9GkoYZCgFOregzFkJE3NQfVZTioSj36rWF+llzQHenUX7/kOpyd1H7+Pj3AbQOS8E4+PPu4h64ylR6vbtboGc2DT27V9yTRNluf4QvBDJFW7tO7meBRE1v4y2eQWOCbTXSuGavPIozm6XunvEBs3fMOLX3ZFLy/jD9WTGDbg5o1nbTkLYXv/4weg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none Received: from SI2PR03MB5242.apcprd03.prod.outlook.com (2603:1096:4:107::6) by SI2PR03MB5643.apcprd03.prod.outlook.com (2603:1096:4:12f::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4042.10; Sat, 10 Apr 2021 04:43:51 +0000 Received: from SI2PR03MB5242.apcprd03.prod.outlook.com ([fe80::69a4:3e29:f650:bc90]) by SI2PR03MB5242.apcprd03.prod.outlook.com ([fe80::69a4:3e29:f650:bc90%7]) with mapi id 15.20.4042.010; Sat, 10 Apr 2021 04:43:51 +0000 From: Ming Cheng To: gcc-help Subject: Stack Overflow Question Thread-Topic: Stack Overflow Question Thread-Index: AQHXLcQY01lt1GCy9kO6DlC/TYrmAA== Date: Sat, 10 Apr 2021 04:43:51 +0000 Message-ID: Accept-Language: en-US Content-Language: en-SG X-MS-Has-Attach: X-MS-TNEF-Correlator: x-tmn: [WNkd20j0/8/9vrIBKTdTA8peDRIfBOLy] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 275a866e-ad3a-4853-d408-08d8fbdb3d46 x-ms-traffictypediagnostic: SI2PR03MB5643: x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: Uqh04p57BujWABECxuIIRYETebH6nPbs+KfFka4lco8QdSy3/PsY6Gl8L57prDnDFMLI1/q4OigGHiYq5uJawr4ZEATQqVttr//DHo3DxoKhkq/lXE8duOr5J97/esjkDkVhVS29m1QrPvq+OnIi/JxlOKIxUIEdXnlWyAfmkXcQB1PzTVFbjTkQT2bycKN+4hEpfDknZD+RP5upqzrBmANRsbaAfC6qS2NfnxYrfSQi7FYWUSWznB5eVJwy9A+h4hq716Rr/dvCMoSTzAdE14rPmFx3FIvKPXsQpe/6xoAzzRm88gaBpSAZoeWpENEm6vGpl74sTUMEYx9XpxtaYunwsOMOU1he2PZerOmKBiKNtB7IegqFmp2p1hIzdwclqre0jUTxiZ5MAfxplh3nhDjIsregA/OFZosr1t4NpO4= x-ms-exchange-antispam-messagedata: tqelB/MYQANp5Ue2uSENuuBZ9hkoIq1cG+XWCduMyCYOoO2VIusNgL0t6wUnYB5LvcxEidQvzFpsoCF4NgyKEZ7jFR41mXVzdwWe02gXLPUSMFqYaNjOsyujRODkbgyjG1crhsCpsydlPfAdYb7LGA== x-ms-exchange-transport-forked: True MIME-Version: 1.0 X-OriginatorOrg: sct-15-20-3174-8-msonline-outlook-792b7.templateTenant X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SI2PR03MB5242.apcprd03.prod.outlook.com X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-CrossTenant-Network-Message-Id: 275a866e-ad3a-4853-d408-08d8fbdb3d46 X-MS-Exchange-CrossTenant-originalarrivaltime: 10 Apr 2021 04:43:51.6898 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-rms-persistedconsumerorg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: SI2PR03MB5643 X-Spam-Status: No, score=-1.4 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM, HTML_MESSAGE, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: gcc-help@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-help mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 10 Apr 2021 04:44:01 -0000 C++ CRTP pattern and virtual function call https://stackoverflow.com/q/65987043/14492198?sem=3D2 Sent from Mail for Window= s 10