cxx/test/utilities/meta/meta.trans/meta.trans.cv/add_const.pass.cpp

//===----------------------------------------------------------------------===//
//
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

// type_traits

// add_const

#include <type_traits>

template <class T, class U>
void test_add_const_imp()
{
    static_assert((std::is_same<typename std::add_const<T>::type, const U>::value), "");
}

template <class T>
void test_add_const()
{
    test_add_const_imp<T, const T>();
    test_add_const_imp<const T, const T>();
    test_add_const_imp<volatile T, volatile const T>();
    test_add_const_imp<const volatile T, const volatile T>();
}

int main()
{
    test_add_const<void>();
    test_add_const<int>();
    test_add_const<int[3]>();
    test_add_const<int&>();
    test_add_const<const int&>();
    test_add_const<int*>();
    test_add_const<const int*>();
}