63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// UNSUPPORTED: c++98, c++03, c++11
|
|
// type_traits
|
|
|
|
// is_final
|
|
|
|
#include <type_traits>
|
|
#include "test_macros.h"
|
|
|
|
struct P final { };
|
|
union U1 { };
|
|
union U2 final { };
|
|
|
|
template <class T>
|
|
void test_is_final()
|
|
{
|
|
static_assert( std::is_final<T>::value, "");
|
|
static_assert( std::is_final<const T>::value, "");
|
|
static_assert( std::is_final<volatile T>::value, "");
|
|
static_assert( std::is_final<const volatile T>::value, "");
|
|
#if TEST_STD_VER > 14
|
|
static_assert( std::is_final_v<T>, "");
|
|
static_assert( std::is_final_v<const T>, "");
|
|
static_assert( std::is_final_v<volatile T>, "");
|
|
static_assert( std::is_final_v<const volatile T>, "");
|
|
#endif
|
|
}
|
|
|
|
template <class T>
|
|
void test_is_not_final()
|
|
{
|
|
static_assert(!std::is_final<T>::value, "");
|
|
static_assert(!std::is_final<const T>::value, "");
|
|
static_assert(!std::is_final<volatile T>::value, "");
|
|
static_assert(!std::is_final<const volatile T>::value, "");
|
|
#if TEST_STD_VER > 14
|
|
static_assert(!std::is_final_v<T>, "");
|
|
static_assert(!std::is_final_v<const T>, "");
|
|
static_assert(!std::is_final_v<volatile T>, "");
|
|
static_assert(!std::is_final_v<const volatile T>, "");
|
|
#endif
|
|
}
|
|
|
|
int main ()
|
|
{
|
|
test_is_not_final<int>();
|
|
test_is_not_final<int*>();
|
|
test_is_final <P>();
|
|
test_is_not_final<P*>();
|
|
test_is_not_final<U1>();
|
|
test_is_not_final<U1*>();
|
|
test_is_final <U2>();
|
|
test_is_not_final<U2*>();
|
|
}
|