1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// type_traits
11
12// rvalue_ref
13
14#include <type_traits>
15
16template <class T>
17void test_rvalue_ref()
18{
19    static_assert(!std::is_void<T>::value, "");
20#if _LIBCPP_STD_VER > 11
21    static_assert(!std::is_null_pointer<T>::value, "");
22#endif
23    static_assert(!std::is_integral<T>::value, "");
24    static_assert(!std::is_floating_point<T>::value, "");
25    static_assert(!std::is_array<T>::value, "");
26    static_assert(!std::is_pointer<T>::value, "");
27    static_assert(!std::is_lvalue_reference<T>::value, "");
28    static_assert( std::is_rvalue_reference<T>::value, "");
29    static_assert(!std::is_member_object_pointer<T>::value, "");
30    static_assert(!std::is_member_function_pointer<T>::value, "");
31    static_assert(!std::is_enum<T>::value, "");
32    static_assert(!std::is_union<T>::value, "");
33    static_assert(!std::is_class<T>::value, "");
34    static_assert(!std::is_function<T>::value, "");
35}
36
37int main()
38{
39#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
40    test_rvalue_ref<int&&>();
41    test_rvalue_ref<const int&&>();
42#endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
43}
44