/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qbs.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <typeinfo>

#if defined(__GNUC__) && !(defined(__cpp_rtti) || defined(__GXX_RTTI))
#error RTTI is disabled!
#endif

#if defined(_MSC_VER) && !defined (_CPPRTTI)
#error RTTI is disabled!
#endif

class I {
public:
    virtual ~I() { }
    virtual void x() { }
};

class A : public I {
    void x() override { }
};

class B : public I {
    void x() override { }
};

int main() {
    const auto a = new A();
    B *b = dynamic_cast<B *>(a);
    (void)b;
    delete a;
    return 0;
}
