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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// type_traits
// has_virtual_destructor
#include <type_traits>
#include "test_macros.h"
template <class T>
void test_has_virtual_destructor()
{
static_assert( std::has_virtual_destructor<T>::value, "");
static_assert( std::has_virtual_destructor<const T>::value, "");
static_assert( std::has_virtual_destructor<volatile T>::value, "");
static_assert( std::has_virtual_destructor<const volatile T>::value, "");
#if TEST_STD_VER > 14
static_assert( std::has_virtual_destructor_v<T>, "");
static_assert( std::has_virtual_destructor_v<const T>, "");
static_assert( std::has_virtual_destructor_v<volatile T>, "");
static_assert( std::has_virtual_destructor_v<const volatile T>, "");
#endif
}
template <class T>
void test_has_not_virtual_destructor()
{
static_assert(!std::has_virtual_destructor<T>::value, "");
static_assert(!std::has_virtual_destructor<const T>::value, "");
static_assert(!std::has_virtual_destructor<volatile T>::value, "");
static_assert(!std::has_virtual_destructor<const volatile T>::value, "");
#if TEST_STD_VER > 14
static_assert(!std::has_virtual_destructor_v<T>, "");
static_assert(!std::has_virtual_destructor_v<const T>, "");
static_assert(!std::has_virtual_destructor_v<volatile T>, "");
static_assert(!std::has_virtual_destructor_v<const volatile T>, "");
#endif
}
class Empty
{
};
class NotEmpty
{
virtual ~NotEmpty();
};
union Union {};
struct bit_zero
{
int : 0;
};
class Abstract
{
virtual ~Abstract() = 0;
};
struct A
{
~A();
};
int main(int, char**)
{
test_has_not_virtual_destructor<void>();
test_has_not_virtual_destructor<A>();
test_has_not_virtual_destructor<int&>();
test_has_not_virtual_destructor<Union>();
test_has_not_virtual_destructor<Empty>();
test_has_not_virtual_destructor<int>();
test_has_not_virtual_destructor<double>();
test_has_not_virtual_destructor<int*>();
test_has_not_virtual_destructor<const int*>();
test_has_not_virtual_destructor<char[3]>();
test_has_not_virtual_destructor<char[]>();
test_has_not_virtual_destructor<bit_zero>();
test_has_virtual_destructor<Abstract>();
test_has_virtual_destructor<NotEmpty>();
return 0;
}
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