//===----------------------------------------------------------------------===// // // 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 // lvalue_ref #include <type_traits> template <class T> void test_lvalue_ref() { static_assert(!std::is_void<T>::value, ""); #if _LIBCPP_STD_VER > 11 static_assert(!std::is_null_pointer<T>::value, ""); #endif static_assert(!std::is_integral<T>::value, ""); static_assert(!std::is_floating_point<T>::value, ""); static_assert(!std::is_array<T>::value, ""); static_assert(!std::is_pointer<T>::value, ""); static_assert( std::is_lvalue_reference<T>::value, ""); static_assert(!std::is_rvalue_reference<T>::value, ""); static_assert(!std::is_member_object_pointer<T>::value, ""); static_assert(!std::is_member_function_pointer<T>::value, ""); static_assert(!std::is_enum<T>::value, ""); static_assert(!std::is_union<T>::value, ""); static_assert(!std::is_class<T>::value, ""); static_assert(!std::is_function<T>::value, ""); } int main() { test_lvalue_ref<int&>(); test_lvalue_ref<const int&>(); }