| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| |
| // function |
| |
| #include <type_traits> |
| #include "test_macros.h" |
| |
| using namespace std; |
| |
| class Class {}; |
| |
| enum Enum1 {}; |
| #if TEST_STD_VER >= 11 |
| enum class Enum2 : int {}; |
| #else |
| enum Enum2 {}; |
| #endif |
| |
| template <class T> |
| void test() |
| { |
| static_assert(!std::is_void<T>::value, ""); |
| #if TEST_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, ""); |
| } |
| |
| // Since we can't actually add the const volatile and ref qualifiers once |
| // later let's use a macro to do it. |
| #define TEST_REGULAR(...) \ |
| test<__VA_ARGS__>(); \ |
| test<__VA_ARGS__ const>(); \ |
| test<__VA_ARGS__ volatile>(); \ |
| test<__VA_ARGS__ const volatile>() |
| |
| |
| #define TEST_REF_QUALIFIED(...) \ |
| test<__VA_ARGS__ &>(); \ |
| test<__VA_ARGS__ const &>(); \ |
| test<__VA_ARGS__ volatile &>(); \ |
| test<__VA_ARGS__ const volatile &>(); \ |
| test<__VA_ARGS__ &&>(); \ |
| test<__VA_ARGS__ const &&>(); \ |
| test<__VA_ARGS__ volatile &&>(); \ |
| test<__VA_ARGS__ const volatile &&>() |
| |
| struct incomplete_type; |
| |
| int main() |
| { |
| TEST_REGULAR( void () ); |
| TEST_REGULAR( void (int) ); |
| TEST_REGULAR( int (double) ); |
| TEST_REGULAR( int (double, char) ); |
| TEST_REGULAR( void (...) ); |
| TEST_REGULAR( void (int, ...) ); |
| TEST_REGULAR( int (double, ...) ); |
| TEST_REGULAR( int (double, char, ...) ); |
| #if TEST_STD_VER >= 11 |
| TEST_REF_QUALIFIED( void () ); |
| TEST_REF_QUALIFIED( void (int) ); |
| TEST_REF_QUALIFIED( int (double) ); |
| TEST_REF_QUALIFIED( int (double, char) ); |
| TEST_REF_QUALIFIED( void (...) ); |
| TEST_REF_QUALIFIED( void (int, ...) ); |
| TEST_REF_QUALIFIED( int (double, ...) ); |
| TEST_REF_QUALIFIED( int (double, char, ...) ); |
| #endif |
| |
| // LWG#2582 |
| static_assert(!std::is_function<incomplete_type>::value, ""); |
| } |