#ifndef __LIBCPP_TYPEINFO
#define __LIBCPP_TYPEINFO
#include <__config>
#include <exception>
#include <cstddef>
#include <cstdint>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
namespace std {
class _LIBCPP_EXCEPTION_ABI type_info
{
type_info& operator=(const type_info&);
type_info(const type_info&);
protected:
#ifndef _LIBCPP_NONUNIQUE_RTTI_BIT
const char* __type_name;
#else
uintptr_t __type_name;
#endif
_LIBCPP_INLINE_VISIBILITY
explicit type_info(const char* __n)
#ifndef _LIBCPP_NONUNIQUE_RTTI_BIT
: __type_name(__n) {}
#else
: __type_name(reinterpret_cast<uintptr_t>(__n)) {}
#endif
public:
virtual ~type_info();
_LIBCPP_INLINE_VISIBILITY
const char* name() const _NOEXCEPT
#ifndef _LIBCPP_NONUNIQUE_RTTI_BIT
{return __type_name;}
#else
{return reinterpret_cast<const char*>(__type_name & ~_LIBCPP_NONUNIQUE_RTTI_BIT);}
#endif
_LIBCPP_INLINE_VISIBILITY
bool before(const type_info& __arg) const _NOEXCEPT
#ifndef _LIBCPP_NONUNIQUE_RTTI_BIT
{return __type_name < __arg.__type_name;}
#else
{if (!((__type_name & __arg.__type_name) & _LIBCPP_NONUNIQUE_RTTI_BIT))
return __type_name < __arg.__type_name;
return __compare_nonunique_names(__arg) < 0;}
#endif
_LIBCPP_INLINE_VISIBILITY
size_t hash_code() const _NOEXCEPT
#ifndef _LIBCPP_NONUNIQUE_RTTI_BIT
{return *reinterpret_cast<const size_t*>(&__type_name);}
#else
{if (!(__type_name & _LIBCPP_NONUNIQUE_RTTI_BIT)) return __type_name;
const char *__ptr = __name_for_load();
size_t __hash = 5381;
while (unsigned char __c = static_cast<unsigned char>(*__ptr++))
__hash = (__hash * 33) ^ __c;
return __hash;}
#endif
_LIBCPP_INLINE_VISIBILITY
bool operator==(const type_info& __arg) const _NOEXCEPT
#ifndef _LIBCPP_NONUNIQUE_RTTI_BIT
{return __type_name == __arg.__type_name;}
#else
{if (__type_name == __arg.__type_name) return true;
if (!((__type_name & __arg.__type_name) & _LIBCPP_NONUNIQUE_RTTI_BIT))
return false;
return __compare_nonunique_names(__arg) == 0;}
#endif
_LIBCPP_INLINE_VISIBILITY
bool operator!=(const type_info& __arg) const _NOEXCEPT
{return !operator==(__arg);}
#ifdef _LIBCPP_NONUNIQUE_RTTI_BIT
private:
_LIBCPP_INLINE_VISIBILITY
int __compare_nonunique_names(const type_info &__arg) const _NOEXCEPT
{return __builtin_strcmp(__name_for_load(), __arg.__name_for_load());}
_LIBCPP_INLINE_VISIBILITY
const char *__name_for_load() const _NOEXCEPT
{uintptr_t __data = __type_name;
#if 1
__data &= ~_LIBCPP_NONUNIQUE_RTTI_BIT;
#endif
return reinterpret_cast<const char*>(__data);}
#endif
};
class _LIBCPP_EXCEPTION_ABI bad_cast
: public exception
{
public:
bad_cast() _NOEXCEPT;
virtual ~bad_cast() _NOEXCEPT;
virtual const char* what() const _NOEXCEPT;
};
class _LIBCPP_EXCEPTION_ABI bad_typeid
: public exception
{
public:
bad_typeid() _NOEXCEPT;
virtual ~bad_typeid() _NOEXCEPT;
virtual const char* what() const _NOEXCEPT;
};
}
#endif // __LIBCPP_TYPEINFO