| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <experimental/type_traits> |
| |
| #include <experimental/type_traits> |
| |
| #if _LIBCPP_STD_VER > 11 |
| |
| namespace ex = std::experimental; |
| |
| struct class_type {}; |
| enum enum_type {}; |
| union union_type {}; |
| |
| int main() |
| { |
| { |
| typedef void T; |
| static_assert(ex::is_void_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_void_v<T>), const bool>::value, ""); |
| static_assert(ex::is_void_v<T> == std::is_void<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_void_v<T>, ""); |
| static_assert(ex::is_void_v<T> == std::is_void<T>::value, ""); |
| } |
| { |
| typedef decltype(nullptr) T; |
| static_assert(ex::is_null_pointer_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_null_pointer_v<T>), const bool>::value, ""); |
| static_assert(ex::is_null_pointer_v<T> == std::is_null_pointer<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_null_pointer_v<T>, ""); |
| static_assert(ex::is_null_pointer_v<T> == std::is_null_pointer<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(ex::is_integral_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_integral_v<T>), const bool>::value, ""); |
| static_assert(ex::is_integral_v<T> == std::is_integral<T>::value, ""); |
| } |
| { |
| typedef void T; |
| static_assert(!ex::is_integral_v<T>, ""); |
| static_assert(ex::is_integral_v<T> == std::is_integral<T>::value, ""); |
| } |
| { |
| typedef float T; |
| static_assert(ex::is_floating_point_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_floating_point_v<T>), const bool>::value, ""); |
| static_assert(ex::is_floating_point_v<T> == std::is_floating_point<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_floating_point_v<T>, ""); |
| static_assert(ex::is_floating_point_v<T> == std::is_floating_point<T>::value, ""); |
| } |
| { |
| typedef int(T)[42]; |
| static_assert(ex::is_array_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_array_v<T>), const bool>::value, ""); |
| static_assert(ex::is_array_v<T> == std::is_array<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_array_v<T>, ""); |
| static_assert(ex::is_array_v<T> == std::is_array<T>::value, ""); |
| } |
| { |
| typedef void* T; |
| static_assert(ex::is_pointer_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_pointer_v<T>), const bool>::value, ""); |
| static_assert(ex::is_pointer_v<T> == std::is_pointer<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_pointer_v<T>, ""); |
| static_assert(ex::is_pointer_v<T> == std::is_pointer<T>::value, ""); |
| } |
| { |
| typedef int & T; |
| static_assert(ex::is_lvalue_reference_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_lvalue_reference_v<T>), const bool>::value, ""); |
| static_assert(ex::is_lvalue_reference_v<T> == std::is_lvalue_reference<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_lvalue_reference_v<T>, ""); |
| static_assert(ex::is_lvalue_reference_v<T> == std::is_lvalue_reference<T>::value, ""); |
| } |
| { |
| typedef int && T; |
| static_assert(ex::is_rvalue_reference_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_rvalue_reference_v<T>), const bool>::value, ""); |
| static_assert(ex::is_rvalue_reference_v<T> == std::is_rvalue_reference<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_rvalue_reference_v<T>, ""); |
| static_assert(ex::is_rvalue_reference_v<T> == std::is_rvalue_reference<T>::value, ""); |
| } |
| { |
| typedef int class_type::*T; |
| static_assert(ex::is_member_object_pointer_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_member_object_pointer_v<T>), const bool>::value, ""); |
| static_assert(ex::is_member_object_pointer_v<T> == std::is_member_object_pointer<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_member_object_pointer_v<T>, ""); |
| static_assert(ex::is_member_object_pointer_v<T> == std::is_member_object_pointer<T>::value, ""); |
| } |
| { |
| typedef void(class_type::*T)(); |
| static_assert(ex::is_member_function_pointer_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_member_function_pointer_v<T>), const bool>::value, ""); |
| static_assert(ex::is_member_function_pointer_v<T> == std::is_member_function_pointer<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_member_function_pointer_v<T>, ""); |
| static_assert(ex::is_member_function_pointer_v<T> == std::is_member_function_pointer<T>::value, ""); |
| } |
| { |
| typedef enum_type T; |
| static_assert(ex::is_enum_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_enum_v<T>), const bool>::value, ""); |
| static_assert(ex::is_enum_v<T> == std::is_enum<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_enum_v<T>, ""); |
| static_assert(ex::is_enum_v<T> == std::is_enum<T>::value, ""); |
| } |
| { |
| typedef union_type T; |
| static_assert(ex::is_union_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_union_v<T>), const bool>::value, ""); |
| static_assert(ex::is_union_v<T> == std::is_union<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_union_v<T>, ""); |
| static_assert(ex::is_union_v<T> == std::is_union<T>::value, ""); |
| } |
| { |
| typedef class_type T; |
| static_assert(ex::is_class_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_class_v<T>), const bool>::value, ""); |
| static_assert(ex::is_class_v<T> == std::is_class<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_class_v<T>, ""); |
| static_assert(ex::is_class_v<T> == std::is_class<T>::value, ""); |
| } |
| { |
| typedef void(T)(); |
| static_assert(ex::is_function_v<T>, ""); |
| static_assert(std::is_same<decltype(ex::is_function_v<T>), const bool>::value, ""); |
| static_assert(ex::is_function_v<T> == std::is_function<T>::value, ""); |
| } |
| { |
| typedef int T; |
| static_assert(!ex::is_function_v<T>, ""); |
| static_assert(ex::is_function_v<T> == std::is_function<T>::value, ""); |
| } |
| } |
| #else /* _LIBCPP_STD_VER <= 11 */ |
| int main() {} |
| #endif /* _LIBCPP_STD_VER > 11 */ |