150472Speter//===----------------------------------------------------------------------===// 23515Sache// 3217309Snwhitehorn// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4156813Sru// See https://llvm.org/LICENSE.txt for license information. 5217309Snwhitehorn// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6252129Sbapt// 7251843Sbapt//===----------------------------------------------------------------------===// 8251843Sbapt 9251843Sbapt#ifndef _LIBCPP___ALGORITHM_RANGES_MAKE_HEAP_H 10251843Sbapt#define _LIBCPP___ALGORITHM_RANGES_MAKE_HEAP_H 11251843Sbapt 12251843Sbapt#include <__algorithm/iterator_operations.h> 13217309Snwhitehorn#include <__algorithm/make_heap.h> 14217309Snwhitehorn#include <__algorithm/make_projected.h> 1512983Sjkh#include <__concepts/same_as.h> 16275040Sdteske#include <__config> 17275040Sdteske#include <__functional/identity.h> 18275040Sdteske#include <__functional/invoke.h> 19251843Sbapt#include <__functional/ranges_operations.h> 20217309Snwhitehorn#include <__iterator/concepts.h> 21251845Sbapt#include <__iterator/iterator_traits.h> 223515Sache#include <__iterator/next.h> 233515Sache#include <__iterator/projected.h> 24#include <__iterator/sortable.h> 25#include <__ranges/access.h> 26#include <__ranges/concepts.h> 27#include <__ranges/dangling.h> 28#include <__utility/forward.h> 29#include <__utility/move.h> 30 31#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 32# pragma GCC system_header 33#endif 34 35#if _LIBCPP_STD_VER > 17 36 37_LIBCPP_BEGIN_NAMESPACE_STD 38 39namespace ranges { 40namespace __make_heap { 41 42struct __fn { 43 template <class _Iter, class _Sent, class _Comp, class _Proj> 44 _LIBCPP_HIDE_FROM_ABI constexpr static 45 _Iter __make_heap_fn_impl(_Iter __first, _Sent __last, _Comp& __comp, _Proj& __proj) { 46 auto __last_iter = ranges::next(__first, __last); 47 48 auto&& __projected_comp = std::__make_projected(__comp, __proj); 49 std::__make_heap<_RangeAlgPolicy>(std::move(__first), __last_iter, __projected_comp); 50 51 return __last_iter; 52 } 53 54 template <random_access_iterator _Iter, sentinel_for<_Iter> _Sent, class _Comp = ranges::less, class _Proj = identity> 55 requires sortable<_Iter, _Comp, _Proj> 56 _LIBCPP_HIDE_FROM_ABI constexpr 57 _Iter operator()(_Iter __first, _Sent __last, _Comp __comp = {}, _Proj __proj = {}) const { 58 return __make_heap_fn_impl(std::move(__first), std::move(__last), __comp, __proj); 59 } 60 61 template <random_access_range _Range, class _Comp = ranges::less, class _Proj = identity> 62 requires sortable<iterator_t<_Range>, _Comp, _Proj> 63 _LIBCPP_HIDE_FROM_ABI constexpr 64 borrowed_iterator_t<_Range> operator()(_Range&& __r, _Comp __comp = {}, _Proj __proj = {}) const { 65 return __make_heap_fn_impl(ranges::begin(__r), ranges::end(__r), __comp, __proj); 66 } 67}; 68 69} // namespace __make_heap 70 71inline namespace __cpo { 72 inline constexpr auto make_heap = __make_heap::__fn{}; 73} // namespace __cpo 74} // namespace ranges 75 76_LIBCPP_END_NAMESPACE_STD 77 78#endif // _LIBCPP_STD_VER > 17 79 80#endif // _LIBCPP___ALGORITHM_RANGES_MAKE_HEAP_H 81