1fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 2fe6060f1SDimitry Andric // 3fe6060f1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4fe6060f1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5fe6060f1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6fe6060f1SDimitry Andric // 7fe6060f1SDimitry Andric //===----------------------------------------------------------------------===// 8fe6060f1SDimitry Andric 9fe6060f1SDimitry Andric #ifndef _LIBCPP___ALGORITHM_IS_HEAP_H 10fe6060f1SDimitry Andric #define _LIBCPP___ALGORITHM_IS_HEAP_H 11fe6060f1SDimitry Andric 12fe6060f1SDimitry Andric #include <__algorithm/comp.h> 135e801ac6SDimitry Andric #include <__algorithm/comp_ref_type.h> 14fe6060f1SDimitry Andric #include <__algorithm/is_heap_until.h> 1504eeddc0SDimitry Andric #include <__config> 16fe6060f1SDimitry Andric #include <__iterator/iterator_traits.h> 17fe6060f1SDimitry Andric 18fe6060f1SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 19fe6060f1SDimitry Andric # pragma GCC system_header 20fe6060f1SDimitry Andric #endif 21fe6060f1SDimitry Andric 22fe6060f1SDimitry Andric _LIBCPP_BEGIN_NAMESPACE_STD 23fe6060f1SDimitry Andric 24fe6060f1SDimitry Andric template <class _RandomAccessIterator, class _Compare> 25*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool 26cb14a3feSDimitry Andric is_heap(_RandomAccessIterator __first, _RandomAccessIterator __last, _Compare __comp) { 27bdd1243dSDimitry Andric return std::__is_heap_until(__first, __last, static_cast<__comp_ref_type<_Compare> >(__comp)) == __last; 28fe6060f1SDimitry Andric } 29fe6060f1SDimitry Andric 30fe6060f1SDimitry Andric template <class _RandomAccessIterator> 31*0fca6ea1SDimitry Andric _LIBCPP_NODISCARD inline _LIBCPP_HIDE_FROM_ABI _LIBCPP_CONSTEXPR_SINCE_CXX20 bool 32cb14a3feSDimitry Andric is_heap(_RandomAccessIterator __first, _RandomAccessIterator __last) { 335f757f3fSDimitry Andric return std::is_heap(__first, __last, __less<>()); 34fe6060f1SDimitry Andric } 35fe6060f1SDimitry Andric 36fe6060f1SDimitry Andric _LIBCPP_END_NAMESPACE_STD 37fe6060f1SDimitry Andric 38fe6060f1SDimitry Andric #endif // _LIBCPP___ALGORITHM_IS_HEAP_H 39