#ifndef _LIBCPP___TYPE_TRAITS_HAS_VIRTUAL_DESTRUCTOR_H
#define _LIBCPP___TYPE_TRAITS_HAS_VIRTUAL_DESTRUCTOR_H
#include <__config>
#include <__type_traits/integral_constant.h>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
template <class _Tp>
struct _LIBCPP_TEMPLATE_VIS has_virtual_destructor : public integral_constant<bool, __has_virtual_destructor(_Tp)> { … };
#if _LIBCPP_STD_VER >= 17
has_virtual_destructor_v;
#endif
_LIBCPP_END_NAMESPACE_STD
#endif