test/std/utilities/meta/meta.trans/meta.trans.ptr/remove_pointer.pass.cpp

//===----------------------------------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

// type_traits

// remove_pointer

#include <type_traits>

template <class T, class U>
void test_remove_pointer()
{
    static_assert((std::is_same<typename std::remove_pointer<T>::type, U>::value), "");
#if _LIBCPP_STD_VER > 11
    static_assert((std::is_same<std::remove_pointer_t<T>,     U>::value), "");
#endif
}

int main()
{
    test_remove_pointer<void, void>();
    test_remove_pointer<int, int>();
    test_remove_pointer<int[3], int[3]>();
    test_remove_pointer<int*, int>();
    test_remove_pointer<const int*, const int>();
    test_remove_pointer<int**, int*>();
    test_remove_pointer<int** const, int*>();
    test_remove_pointer<int*const * , int* const>();
    test_remove_pointer<const int** , const int*>();

    test_remove_pointer<int&, int&>();
    test_remove_pointer<const int&, const int&>();
    test_remove_pointer<int(&)[3], int(&)[3]>();
    test_remove_pointer<int(*)[3], int[3]>();
    test_remove_pointer<int*&, int*&>();
    test_remove_pointer<const int*&, const int*&>();
}