#ifndef _LIBCPP___UTILITY_PIECEWISE_CONSTRUCT_H
#define _LIBCPP___UTILITY_PIECEWISE_CONSTRUCT_H
#include <__config>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
struct _LIBCPP_TEMPLATE_VIS piecewise_construct_t { … };
#if _LIBCPP_STD_VER >= 17
inline constexpr piecewise_construct_t piecewise_construct = …;
#elif !defined(_LIBCPP_CXX03_LANG)
constexpr piecewise_construct_t piecewise_construct = piecewise_construct_t();
#endif
_LIBCPP_END_NAMESPACE_STD
#endif