kdwincore_impl.h

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/****************************************************************************
**
** This file is part of KDWinutils, KDAB's MFC to Qt migration tool.
**
** Copyright (C) 2023 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
** All rights reserved.
**
** This file is intended solely for use by the migration tools and services
** provided by Klarälvdalens Datakonsult AB.
**
**  Any other use or distribution of this software that is not otherwise agreed
**  upon in writing and signed by an authorized representative of Klarälvdalens
**  Datakonsult AB, KDAB (USA) LLC, KDAB (Deutschland) GmbH & Co. K.G.,
**  KDAB (France) SAS, KDAB (UK), Ltd., or any future subsidiary of Klarälvdalens
**  Datakonsult AB is hereby prohibited.
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**  Contact info@kdab.com if any conditions stated above are unclear to you.
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****************************************************************************/
 
#pragma once
 
#include "../kdwinutils_global.h"
 
#include <type_traits>
 
KDWINUTILS_BEGIN_NAMESPACE
 
namespace Private {
 
class CompareAgainstLiteralZero
{
public:
    using SafeZero = void (CompareAgainstLiteralZero::*)();
    /* implicit */ constexpr CompareAgainstLiteralZero(SafeZero) noexcept { }
 
    template <typename T, std::enable_if_t<std::is_null_pointer_v<T>, bool> = false>
    CompareAgainstLiteralZero(T) = delete;
};
 
} // namespace Private
 
KDWINUTILS_END_NAMESPACE