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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 
// 
//===----------------------------------------------------------------------===// 
 
#ifndef _LIBCPP___ALGORITHM_INCLUDES_H 
#define _LIBCPP___ALGORITHM_INCLUDES_H 
 
#include <__config> 
#include <__algorithm/comp.h> 
#include <__algorithm/comp_ref_type.h> 
#include <__iterator/iterator_traits.h> 
 
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 
#pragma GCC system_header 
#endif 
 
_LIBCPP_BEGIN_NAMESPACE_STD 
 
template <class _Compare, class _InputIterator1, class _InputIterator2> 
_LIBCPP_CONSTEXPR_AFTER_CXX17 bool 
__includes(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _InputIterator2 __last2, 
           _Compare __comp) 
{ 
    for (; __first2 != __last2; ++__first1) 
    { 
        if (__first1 == __last1 || __comp(*__first2, *__first1)) 
            return false; 
        if (!__comp(*__first1, *__first2)) 
            ++__first2; 
    } 
    return true; 
} 
 
template <class _InputIterator1, class _InputIterator2, class _Compare> 
_LIBCPP_NODISCARD_EXT inline 
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17 
bool 
includes(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _InputIterator2 __last2, 
         _Compare __comp) 
{ 
    typedef typename __comp_ref_type<_Compare>::type _Comp_ref; 
    return _VSTD::__includes<_Comp_ref>(__first1, __last1, __first2, __last2, __comp); 
} 
 
template <class _InputIterator1, class _InputIterator2> 
_LIBCPP_NODISCARD_EXT inline 
_LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR_AFTER_CXX17 
bool 
includes(_InputIterator1 __first1, _InputIterator1 __last1, _InputIterator2 __first2, _InputIterator2 __last2) 
{ 
    return _VSTD::includes(__first1, __last1, __first2, __last2, 
                          __less<typename iterator_traits<_InputIterator1>::value_type, 
                                 typename iterator_traits<_InputIterator2>::value_type>()); 
} 
 
_LIBCPP_END_NAMESPACE_STD 
 
#endif // _LIBCPP___ALGORITHM_INCLUDES_H