xref: /netbsd-src/external/gpl3/gcc/dist/libstdc++-v3/include/bits/algorithmfwd.h (revision 0a3071956a3a9fdebdbf7f338cf2d439b45fc728)
148fb7bfaSmrg // <algorithm> Forward declarations  -*- C++ -*-
24fee23f9Smrg 
3b1e83836Smrg // Copyright (C) 2007-2022 Free Software Foundation, Inc.
44fee23f9Smrg //
54fee23f9Smrg // This file is part of the GNU ISO C++ Library.  This library is free
64fee23f9Smrg // software; you can redistribute it and/or modify it under the
74fee23f9Smrg // terms of the GNU General Public License as published by the
84fee23f9Smrg // Free Software Foundation; either version 3, or (at your option)
94fee23f9Smrg // any later version.
104fee23f9Smrg 
114fee23f9Smrg // This library is distributed in the hope that it will be useful,
124fee23f9Smrg // but WITHOUT ANY WARRANTY; without even the implied warranty of
134fee23f9Smrg // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
144fee23f9Smrg // GNU General Public License for more details.
154fee23f9Smrg 
164fee23f9Smrg // Under Section 7 of GPL version 3, you are granted additional
174fee23f9Smrg // permissions described in the GCC Runtime Library Exception, version
184fee23f9Smrg // 3.1, as published by the Free Software Foundation.
194fee23f9Smrg 
204fee23f9Smrg // You should have received a copy of the GNU General Public License and
214fee23f9Smrg // a copy of the GCC Runtime Library Exception along with this program;
224fee23f9Smrg // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
234fee23f9Smrg // <http://www.gnu.org/licenses/>.
244fee23f9Smrg 
254fee23f9Smrg /** @file bits/algorithmfwd.h
264fee23f9Smrg  *  This is an internal header file, included by other library headers.
2748fb7bfaSmrg  *  Do not attempt to use it directly. @headername{algorithm}
284fee23f9Smrg  */
294fee23f9Smrg 
304fee23f9Smrg #ifndef _GLIBCXX_ALGORITHMFWD_H
314fee23f9Smrg #define _GLIBCXX_ALGORITHMFWD_H 1
324fee23f9Smrg 
334fee23f9Smrg #pragma GCC system_header
344fee23f9Smrg 
354fee23f9Smrg #include <bits/c++config.h>
364fee23f9Smrg #include <bits/stl_pair.h>
374fee23f9Smrg #include <bits/stl_iterator_base_types.h>
3848fb7bfaSmrg #if __cplusplus >= 201103L
394fee23f9Smrg #include <initializer_list>
4048fb7bfaSmrg #endif
414fee23f9Smrg 
_GLIBCXX_VISIBILITY(default)4248fb7bfaSmrg namespace std _GLIBCXX_VISIBILITY(default)
4348fb7bfaSmrg {
4448fb7bfaSmrg _GLIBCXX_BEGIN_NAMESPACE_VERSION
454fee23f9Smrg 
464fee23f9Smrg   /*
474fee23f9Smrg     adjacent_find
48b17d1066Smrg     all_of (C++11)
49b17d1066Smrg     any_of (C++11)
504fee23f9Smrg     binary_search
51b17d1066Smrg     clamp (C++17)
524fee23f9Smrg     copy
534fee23f9Smrg     copy_backward
54b17d1066Smrg     copy_if (C++11)
55b17d1066Smrg     copy_n (C++11)
564fee23f9Smrg     count
574fee23f9Smrg     count_if
584fee23f9Smrg     equal
594fee23f9Smrg     equal_range
604fee23f9Smrg     fill
614fee23f9Smrg     fill_n
624fee23f9Smrg     find
634fee23f9Smrg     find_end
644fee23f9Smrg     find_first_of
654fee23f9Smrg     find_if
66b17d1066Smrg     find_if_not (C++11)
674fee23f9Smrg     for_each
684fee23f9Smrg     generate
694fee23f9Smrg     generate_n
704fee23f9Smrg     includes
714fee23f9Smrg     inplace_merge
72b17d1066Smrg     is_heap (C++11)
73b17d1066Smrg     is_heap_until (C++11)
74b17d1066Smrg     is_partitioned (C++11)
75b17d1066Smrg     is_sorted (C++11)
76b17d1066Smrg     is_sorted_until (C++11)
774fee23f9Smrg     iter_swap
784fee23f9Smrg     lexicographical_compare
794fee23f9Smrg     lower_bound
804fee23f9Smrg     make_heap
814fee23f9Smrg     max
824fee23f9Smrg     max_element
834fee23f9Smrg     merge
844fee23f9Smrg     min
854fee23f9Smrg     min_element
86b17d1066Smrg     minmax (C++11)
87b17d1066Smrg     minmax_element (C++11)
884fee23f9Smrg     mismatch
894fee23f9Smrg     next_permutation
90b17d1066Smrg     none_of (C++11)
914fee23f9Smrg     nth_element
924fee23f9Smrg     partial_sort
934fee23f9Smrg     partial_sort_copy
944fee23f9Smrg     partition
95b17d1066Smrg     partition_copy (C++11)
96b17d1066Smrg     partition_point (C++11)
974fee23f9Smrg     pop_heap
984fee23f9Smrg     prev_permutation
994fee23f9Smrg     push_heap
1004fee23f9Smrg     random_shuffle
1014fee23f9Smrg     remove
1024fee23f9Smrg     remove_copy
1034fee23f9Smrg     remove_copy_if
1044fee23f9Smrg     remove_if
1054fee23f9Smrg     replace
1064fee23f9Smrg     replace_copy
1074fee23f9Smrg     replace_copy_if
1084fee23f9Smrg     replace_if
1094fee23f9Smrg     reverse
1104fee23f9Smrg     reverse_copy
1114fee23f9Smrg     rotate
1124fee23f9Smrg     rotate_copy
1134fee23f9Smrg     search
1144fee23f9Smrg     search_n
1154fee23f9Smrg     set_difference
1164fee23f9Smrg     set_intersection
1174fee23f9Smrg     set_symmetric_difference
1184fee23f9Smrg     set_union
119b17d1066Smrg     shuffle (C++11)
1204fee23f9Smrg     sort
1214fee23f9Smrg     sort_heap
1224fee23f9Smrg     stable_partition
1234fee23f9Smrg     stable_sort
1244fee23f9Smrg     swap
1254fee23f9Smrg     swap_ranges
1264fee23f9Smrg     transform
1274fee23f9Smrg     unique
1284fee23f9Smrg     unique_copy
1294fee23f9Smrg     upper_bound
1304fee23f9Smrg   */
1314fee23f9Smrg 
1324fee23f9Smrg   /**
1334fee23f9Smrg    * @defgroup algorithms Algorithms
1344fee23f9Smrg    *
1354fee23f9Smrg    * Components for performing algorithmic operations. Includes
1364fee23f9Smrg    * non-modifying sequence, modifying (mutating) sequence, sorting,
1374fee23f9Smrg    * searching, merge, partition, heap, set, minima, maxima, and
1384fee23f9Smrg    * permutation operations.
1394fee23f9Smrg    */
1404fee23f9Smrg 
1414fee23f9Smrg   /**
1424fee23f9Smrg    * @defgroup mutating_algorithms Mutating
1434fee23f9Smrg    * @ingroup algorithms
1444fee23f9Smrg    */
1454fee23f9Smrg 
1464fee23f9Smrg   /**
1474fee23f9Smrg    * @defgroup non_mutating_algorithms Non-Mutating
1484fee23f9Smrg    * @ingroup algorithms
1494fee23f9Smrg    */
1504fee23f9Smrg 
1514fee23f9Smrg   /**
1524fee23f9Smrg    * @defgroup sorting_algorithms Sorting
1534fee23f9Smrg    * @ingroup algorithms
1544fee23f9Smrg    */
1554fee23f9Smrg 
1564fee23f9Smrg   /**
157181254a7Smrg    * @defgroup set_algorithms Set Operations
1584fee23f9Smrg    * @ingroup sorting_algorithms
1594fee23f9Smrg    *
1604fee23f9Smrg    * These algorithms are common set operations performed on sequences
1614fee23f9Smrg    * that are already sorted. The number of comparisons will be
1624fee23f9Smrg    * linear.
1634fee23f9Smrg    */
1644fee23f9Smrg 
1654fee23f9Smrg   /**
1664fee23f9Smrg    * @defgroup binary_search_algorithms Binary Search
1674fee23f9Smrg    * @ingroup sorting_algorithms
1684fee23f9Smrg    *
1694fee23f9Smrg    * These algorithms are variations of a classic binary search, and
1704fee23f9Smrg    * all assume that the sequence being searched is already sorted.
1714fee23f9Smrg    *
1724fee23f9Smrg    * The number of comparisons will be logarithmic (and as few as
1734fee23f9Smrg    * possible).  The number of steps through the sequence will be
1744fee23f9Smrg    * logarithmic for random-access iterators (e.g., pointers), and
1754fee23f9Smrg    * linear otherwise.
1764fee23f9Smrg    *
1774fee23f9Smrg    * The LWG has passed Defect Report 270, which notes: <em>The
1784fee23f9Smrg    * proposed resolution reinterprets binary search. Instead of
1794fee23f9Smrg    * thinking about searching for a value in a sorted range, we view
1804fee23f9Smrg    * that as an important special case of a more general algorithm:
1814fee23f9Smrg    * searching for the partition point in a partitioned range.  We
1824fee23f9Smrg    * also add a guarantee that the old wording did not: we ensure that
1834fee23f9Smrg    * the upper bound is no earlier than the lower bound, that the pair
1844fee23f9Smrg    * returned by equal_range is a valid range, and that the first part
1854fee23f9Smrg    * of that pair is the lower bound.</em>
1864fee23f9Smrg    *
1874fee23f9Smrg    * The actual effect of the first sentence is that a comparison
1884fee23f9Smrg    * functor passed by the user doesn't necessarily need to induce a
1894fee23f9Smrg    * strict weak ordering relation.  Rather, it partitions the range.
1904fee23f9Smrg    */
1914fee23f9Smrg 
1924fee23f9Smrg   // adjacent_find
1934fee23f9Smrg 
194fb8a8121Smrg #if __cplusplus > 201703L
195fb8a8121Smrg #  define __cpp_lib_constexpr_algorithms 201806L
196fb8a8121Smrg #endif
197fb8a8121Smrg 
19848fb7bfaSmrg #if __cplusplus >= 201103L
1994fee23f9Smrg   template<typename _IIter, typename _Predicate>
200fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2014fee23f9Smrg     bool
2024fee23f9Smrg     all_of(_IIter, _IIter, _Predicate);
2034fee23f9Smrg 
2044fee23f9Smrg   template<typename _IIter, typename _Predicate>
205fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2064fee23f9Smrg     bool
2074fee23f9Smrg     any_of(_IIter, _IIter, _Predicate);
2084fee23f9Smrg #endif
2094fee23f9Smrg 
2104fee23f9Smrg   template<typename _FIter, typename _Tp>
211fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2124fee23f9Smrg     bool
2134fee23f9Smrg     binary_search(_FIter, _FIter, const _Tp&);
2144fee23f9Smrg 
2154fee23f9Smrg   template<typename _FIter, typename _Tp, typename _Compare>
216fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2174fee23f9Smrg     bool
2184fee23f9Smrg     binary_search(_FIter, _FIter, const _Tp&, _Compare);
2194fee23f9Smrg 
220b17d1066Smrg #if __cplusplus > 201402L
221b17d1066Smrg   template<typename _Tp>
222b17d1066Smrg     _GLIBCXX14_CONSTEXPR
223b17d1066Smrg     const _Tp&
224b17d1066Smrg     clamp(const _Tp&, const _Tp&, const _Tp&);
225b17d1066Smrg 
226b17d1066Smrg   template<typename _Tp, typename _Compare>
227b17d1066Smrg     _GLIBCXX14_CONSTEXPR
228b17d1066Smrg     const _Tp&
229b17d1066Smrg     clamp(const _Tp&, const _Tp&, const _Tp&, _Compare);
230b17d1066Smrg #endif
231b17d1066Smrg 
2324fee23f9Smrg   template<typename _IIter, typename _OIter>
233fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2344fee23f9Smrg     _OIter
2354fee23f9Smrg     copy(_IIter, _IIter, _OIter);
2364fee23f9Smrg 
2374fee23f9Smrg   template<typename _BIter1, typename _BIter2>
238fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2394fee23f9Smrg     _BIter2
2404fee23f9Smrg     copy_backward(_BIter1, _BIter1, _BIter2);
2414fee23f9Smrg 
24248fb7bfaSmrg #if __cplusplus >= 201103L
2434fee23f9Smrg   template<typename _IIter, typename _OIter, typename _Predicate>
244fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2454fee23f9Smrg     _OIter
2464fee23f9Smrg     copy_if(_IIter, _IIter, _OIter, _Predicate);
2474fee23f9Smrg 
2484fee23f9Smrg   template<typename _IIter, typename _Size, typename _OIter>
249fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2504fee23f9Smrg     _OIter
2514fee23f9Smrg     copy_n(_IIter, _Size, _OIter);
2524fee23f9Smrg #endif
2534fee23f9Smrg 
2544fee23f9Smrg   // count
2554fee23f9Smrg   // count_if
2564fee23f9Smrg 
2574fee23f9Smrg   template<typename _FIter, typename _Tp>
258fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2594fee23f9Smrg     pair<_FIter, _FIter>
2604fee23f9Smrg     equal_range(_FIter, _FIter, const _Tp&);
2614fee23f9Smrg 
2624fee23f9Smrg   template<typename _FIter, typename _Tp, typename _Compare>
263fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2644fee23f9Smrg     pair<_FIter, _FIter>
2654fee23f9Smrg     equal_range(_FIter, _FIter, const _Tp&, _Compare);
2664fee23f9Smrg 
2674fee23f9Smrg   template<typename _FIter, typename _Tp>
268fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2694fee23f9Smrg     void
2704fee23f9Smrg     fill(_FIter, _FIter, const _Tp&);
2714fee23f9Smrg 
2724fee23f9Smrg   template<typename _OIter, typename _Size, typename _Tp>
273fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2744fee23f9Smrg     _OIter
2754fee23f9Smrg     fill_n(_OIter, _Size, const _Tp&);
2764fee23f9Smrg 
2774fee23f9Smrg   // find
2784fee23f9Smrg 
2794fee23f9Smrg   template<typename _FIter1, typename _FIter2>
280fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2814fee23f9Smrg     _FIter1
2824fee23f9Smrg     find_end(_FIter1, _FIter1, _FIter2, _FIter2);
2834fee23f9Smrg 
2844fee23f9Smrg   template<typename _FIter1, typename _FIter2, typename _BinaryPredicate>
285fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2864fee23f9Smrg     _FIter1
2874fee23f9Smrg     find_end(_FIter1, _FIter1, _FIter2, _FIter2, _BinaryPredicate);
2884fee23f9Smrg 
2894fee23f9Smrg   // find_first_of
2904fee23f9Smrg   // find_if
2914fee23f9Smrg 
29248fb7bfaSmrg #if __cplusplus >= 201103L
2934fee23f9Smrg   template<typename _IIter, typename _Predicate>
294fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
2954fee23f9Smrg     _IIter
2964fee23f9Smrg     find_if_not(_IIter, _IIter, _Predicate);
2974fee23f9Smrg #endif
2984fee23f9Smrg 
2994fee23f9Smrg   // for_each
3004fee23f9Smrg   // generate
3014fee23f9Smrg   // generate_n
3024fee23f9Smrg 
3034fee23f9Smrg   template<typename _IIter1, typename _IIter2>
304fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3054fee23f9Smrg     bool
3064fee23f9Smrg     includes(_IIter1, _IIter1, _IIter2, _IIter2);
3074fee23f9Smrg 
3084fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _Compare>
309fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3104fee23f9Smrg     bool
3114fee23f9Smrg     includes(_IIter1, _IIter1, _IIter2, _IIter2, _Compare);
3124fee23f9Smrg 
3134fee23f9Smrg   template<typename _BIter>
3144fee23f9Smrg     void
3154fee23f9Smrg     inplace_merge(_BIter, _BIter, _BIter);
3164fee23f9Smrg 
3174fee23f9Smrg   template<typename _BIter, typename _Compare>
3184fee23f9Smrg     void
3194fee23f9Smrg     inplace_merge(_BIter, _BIter, _BIter, _Compare);
3204fee23f9Smrg 
32148fb7bfaSmrg #if __cplusplus >= 201103L
3224fee23f9Smrg   template<typename _RAIter>
323fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3244fee23f9Smrg     bool
3254fee23f9Smrg     is_heap(_RAIter, _RAIter);
3264fee23f9Smrg 
3274fee23f9Smrg   template<typename _RAIter, typename _Compare>
328fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3294fee23f9Smrg     bool
3304fee23f9Smrg     is_heap(_RAIter, _RAIter, _Compare);
3314fee23f9Smrg 
3324fee23f9Smrg   template<typename _RAIter>
333fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3344fee23f9Smrg     _RAIter
3354fee23f9Smrg     is_heap_until(_RAIter, _RAIter);
3364fee23f9Smrg 
3374fee23f9Smrg   template<typename _RAIter, typename _Compare>
338fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3394fee23f9Smrg     _RAIter
3404fee23f9Smrg     is_heap_until(_RAIter, _RAIter, _Compare);
3414fee23f9Smrg 
3424fee23f9Smrg   template<typename _IIter, typename _Predicate>
343fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3444fee23f9Smrg     bool
3454fee23f9Smrg     is_partitioned(_IIter, _IIter, _Predicate);
3464fee23f9Smrg 
34748fb7bfaSmrg   template<typename _FIter1, typename _FIter2>
348fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
34948fb7bfaSmrg     bool
35048fb7bfaSmrg     is_permutation(_FIter1, _FIter1, _FIter2);
35148fb7bfaSmrg 
35248fb7bfaSmrg   template<typename _FIter1, typename _FIter2,
35348fb7bfaSmrg 	   typename _BinaryPredicate>
354fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
35548fb7bfaSmrg     bool
35648fb7bfaSmrg     is_permutation(_FIter1, _FIter1, _FIter2, _BinaryPredicate);
35748fb7bfaSmrg 
3584fee23f9Smrg   template<typename _FIter>
359fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3604fee23f9Smrg     bool
3614fee23f9Smrg     is_sorted(_FIter, _FIter);
3624fee23f9Smrg 
3634fee23f9Smrg   template<typename _FIter, typename _Compare>
364fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3654fee23f9Smrg     bool
3664fee23f9Smrg     is_sorted(_FIter, _FIter, _Compare);
3674fee23f9Smrg 
3684fee23f9Smrg   template<typename _FIter>
369fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3704fee23f9Smrg     _FIter
3714fee23f9Smrg     is_sorted_until(_FIter, _FIter);
3724fee23f9Smrg 
3734fee23f9Smrg   template<typename _FIter, typename _Compare>
374fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3754fee23f9Smrg     _FIter
3764fee23f9Smrg     is_sorted_until(_FIter, _FIter, _Compare);
3774fee23f9Smrg #endif
3784fee23f9Smrg 
3794fee23f9Smrg   template<typename _FIter1, typename _FIter2>
380fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3814fee23f9Smrg     void
3824fee23f9Smrg     iter_swap(_FIter1, _FIter2);
3834fee23f9Smrg 
3844fee23f9Smrg   template<typename _FIter, typename _Tp>
385fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3864fee23f9Smrg     _FIter
3874fee23f9Smrg     lower_bound(_FIter, _FIter, const _Tp&);
3884fee23f9Smrg 
3894fee23f9Smrg   template<typename _FIter, typename _Tp, typename _Compare>
390fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3914fee23f9Smrg     _FIter
3924fee23f9Smrg     lower_bound(_FIter, _FIter, const _Tp&, _Compare);
3934fee23f9Smrg 
3944fee23f9Smrg   template<typename _RAIter>
395fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
3964fee23f9Smrg     void
3974fee23f9Smrg     make_heap(_RAIter, _RAIter);
3984fee23f9Smrg 
3994fee23f9Smrg   template<typename _RAIter, typename _Compare>
400fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
4014fee23f9Smrg     void
4024fee23f9Smrg     make_heap(_RAIter, _RAIter, _Compare);
4034fee23f9Smrg 
4044fee23f9Smrg   template<typename _Tp>
4054d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4064fee23f9Smrg     const _Tp&
4074fee23f9Smrg     max(const _Tp&, const _Tp&);
4084fee23f9Smrg 
4094fee23f9Smrg   template<typename _Tp, typename _Compare>
4104d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4114fee23f9Smrg     const _Tp&
4124fee23f9Smrg     max(const _Tp&, const _Tp&, _Compare);
4134fee23f9Smrg 
4144fee23f9Smrg   // max_element
4154fee23f9Smrg   // merge
4164fee23f9Smrg 
4174fee23f9Smrg   template<typename _Tp>
4184d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4194fee23f9Smrg     const _Tp&
4204fee23f9Smrg     min(const _Tp&, const _Tp&);
4214fee23f9Smrg 
4224fee23f9Smrg   template<typename _Tp, typename _Compare>
4234d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4244fee23f9Smrg     const _Tp&
4254fee23f9Smrg     min(const _Tp&, const _Tp&, _Compare);
4264fee23f9Smrg 
4274fee23f9Smrg   // min_element
4284fee23f9Smrg 
42948fb7bfaSmrg #if __cplusplus >= 201103L
4304fee23f9Smrg   template<typename _Tp>
4314d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4324fee23f9Smrg     pair<const _Tp&, const _Tp&>
4334fee23f9Smrg     minmax(const _Tp&, const _Tp&);
4344fee23f9Smrg 
4354fee23f9Smrg   template<typename _Tp, typename _Compare>
4364d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4374fee23f9Smrg     pair<const _Tp&, const _Tp&>
4384fee23f9Smrg     minmax(const _Tp&, const _Tp&, _Compare);
4394fee23f9Smrg 
4404fee23f9Smrg   template<typename _FIter>
4414d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4424fee23f9Smrg     pair<_FIter, _FIter>
4434fee23f9Smrg     minmax_element(_FIter, _FIter);
4444fee23f9Smrg 
4454fee23f9Smrg   template<typename _FIter, typename _Compare>
4464d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4474fee23f9Smrg     pair<_FIter, _FIter>
4484fee23f9Smrg     minmax_element(_FIter, _FIter, _Compare);
4494fee23f9Smrg 
4504fee23f9Smrg   template<typename _Tp>
4514d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4524fee23f9Smrg     _Tp
4534fee23f9Smrg     min(initializer_list<_Tp>);
4544fee23f9Smrg 
4554fee23f9Smrg   template<typename _Tp, typename _Compare>
4564d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4574fee23f9Smrg     _Tp
4584fee23f9Smrg     min(initializer_list<_Tp>, _Compare);
4594fee23f9Smrg 
4604fee23f9Smrg   template<typename _Tp>
4614d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4624fee23f9Smrg     _Tp
4634fee23f9Smrg     max(initializer_list<_Tp>);
4644fee23f9Smrg 
4654fee23f9Smrg   template<typename _Tp, typename _Compare>
4664d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4674fee23f9Smrg     _Tp
4684fee23f9Smrg     max(initializer_list<_Tp>, _Compare);
4694fee23f9Smrg 
4704fee23f9Smrg   template<typename _Tp>
4714d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4724fee23f9Smrg     pair<_Tp, _Tp>
4734fee23f9Smrg     minmax(initializer_list<_Tp>);
4744fee23f9Smrg 
4754fee23f9Smrg   template<typename _Tp, typename _Compare>
4764d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
4774fee23f9Smrg     pair<_Tp, _Tp>
4784fee23f9Smrg     minmax(initializer_list<_Tp>, _Compare);
4794fee23f9Smrg #endif
4804fee23f9Smrg 
4814fee23f9Smrg   // mismatch
4824fee23f9Smrg 
4834fee23f9Smrg   template<typename _BIter>
484fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
4854fee23f9Smrg     bool
4864fee23f9Smrg     next_permutation(_BIter, _BIter);
4874fee23f9Smrg 
4884fee23f9Smrg   template<typename _BIter, typename _Compare>
489fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
4904fee23f9Smrg     bool
4914fee23f9Smrg     next_permutation(_BIter, _BIter, _Compare);
4924fee23f9Smrg 
49348fb7bfaSmrg #if __cplusplus >= 201103L
4944fee23f9Smrg   template<typename _IIter, typename _Predicate>
495fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
4964fee23f9Smrg     bool
4974fee23f9Smrg     none_of(_IIter, _IIter, _Predicate);
4984fee23f9Smrg #endif
4994fee23f9Smrg 
5004fee23f9Smrg   // nth_element
5014fee23f9Smrg   // partial_sort
5024fee23f9Smrg 
5034fee23f9Smrg   template<typename _IIter, typename _RAIter>
504fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5054fee23f9Smrg     _RAIter
5064fee23f9Smrg     partial_sort_copy(_IIter, _IIter, _RAIter, _RAIter);
5074fee23f9Smrg 
5084fee23f9Smrg   template<typename _IIter, typename _RAIter, typename _Compare>
509fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5104fee23f9Smrg     _RAIter
5114fee23f9Smrg     partial_sort_copy(_IIter, _IIter, _RAIter, _RAIter, _Compare);
5124fee23f9Smrg 
5134fee23f9Smrg   // partition
5144fee23f9Smrg 
51548fb7bfaSmrg #if __cplusplus >= 201103L
5164fee23f9Smrg   template<typename _IIter, typename _OIter1,
5174fee23f9Smrg 	   typename _OIter2, typename _Predicate>
518fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5194fee23f9Smrg     pair<_OIter1, _OIter2>
5204fee23f9Smrg     partition_copy(_IIter, _IIter, _OIter1, _OIter2, _Predicate);
5214fee23f9Smrg 
5224fee23f9Smrg   template<typename _FIter, typename _Predicate>
523fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5244fee23f9Smrg     _FIter
5254fee23f9Smrg     partition_point(_FIter, _FIter, _Predicate);
5264fee23f9Smrg #endif
5274fee23f9Smrg 
5284fee23f9Smrg   template<typename _RAIter>
529fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5304fee23f9Smrg     void
5314fee23f9Smrg     pop_heap(_RAIter, _RAIter);
5324fee23f9Smrg 
5334fee23f9Smrg   template<typename _RAIter, typename _Compare>
534fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5354fee23f9Smrg     void
5364fee23f9Smrg     pop_heap(_RAIter, _RAIter, _Compare);
5374fee23f9Smrg 
5384fee23f9Smrg   template<typename _BIter>
539fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5404fee23f9Smrg     bool
5414fee23f9Smrg     prev_permutation(_BIter, _BIter);
5424fee23f9Smrg 
5434fee23f9Smrg   template<typename _BIter, typename _Compare>
544fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5454fee23f9Smrg     bool
5464fee23f9Smrg     prev_permutation(_BIter, _BIter, _Compare);
5474fee23f9Smrg 
5484fee23f9Smrg   template<typename _RAIter>
549fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5504fee23f9Smrg     void
5514fee23f9Smrg     push_heap(_RAIter, _RAIter);
5524fee23f9Smrg 
5534fee23f9Smrg   template<typename _RAIter, typename _Compare>
554fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5554fee23f9Smrg     void
5564fee23f9Smrg     push_heap(_RAIter, _RAIter, _Compare);
5574fee23f9Smrg 
5584fee23f9Smrg   // random_shuffle
5594fee23f9Smrg 
5604fee23f9Smrg   template<typename _FIter, typename _Tp>
561fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5624fee23f9Smrg     _FIter
5634fee23f9Smrg     remove(_FIter, _FIter, const _Tp&);
5644fee23f9Smrg 
5654fee23f9Smrg   template<typename _FIter, typename _Predicate>
566fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5674fee23f9Smrg     _FIter
5684fee23f9Smrg     remove_if(_FIter, _FIter, _Predicate);
5694fee23f9Smrg 
5704fee23f9Smrg   template<typename _IIter, typename _OIter, typename _Tp>
571fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5724fee23f9Smrg     _OIter
5734fee23f9Smrg     remove_copy(_IIter, _IIter, _OIter, const _Tp&);
5744fee23f9Smrg 
5754fee23f9Smrg   template<typename _IIter, typename _OIter, typename _Predicate>
576fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5774fee23f9Smrg     _OIter
5784fee23f9Smrg     remove_copy_if(_IIter, _IIter, _OIter, _Predicate);
5794fee23f9Smrg 
5804fee23f9Smrg   // replace
5814fee23f9Smrg 
5824fee23f9Smrg   template<typename _IIter, typename _OIter, typename _Tp>
583fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5844fee23f9Smrg     _OIter
5854fee23f9Smrg     replace_copy(_IIter, _IIter, _OIter, const _Tp&, const _Tp&);
5864fee23f9Smrg 
5874fee23f9Smrg   template<typename _Iter, typename _OIter, typename _Predicate, typename _Tp>
588fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5894fee23f9Smrg     _OIter
5904fee23f9Smrg     replace_copy_if(_Iter, _Iter, _OIter, _Predicate, const _Tp&);
5914fee23f9Smrg 
5924fee23f9Smrg   // replace_if
5934fee23f9Smrg 
5944fee23f9Smrg   template<typename _BIter>
595fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
5964fee23f9Smrg     void
5974fee23f9Smrg     reverse(_BIter, _BIter);
5984fee23f9Smrg 
5994fee23f9Smrg   template<typename _BIter, typename _OIter>
600fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6014fee23f9Smrg     _OIter
6024fee23f9Smrg     reverse_copy(_BIter, _BIter, _OIter);
6034fee23f9Smrg 
604*0a307195Smrg _GLIBCXX_BEGIN_INLINE_ABI_NAMESPACE(_V2)
605*0a307195Smrg 
6064fee23f9Smrg   template<typename _FIter>
607fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6084d5abbe8Smrg     _FIter
6094fee23f9Smrg     rotate(_FIter, _FIter, _FIter);
610*0a307195Smrg 
611*0a307195Smrg _GLIBCXX_END_INLINE_ABI_NAMESPACE(_V2)
6124fee23f9Smrg 
6134fee23f9Smrg   template<typename _FIter, typename _OIter>
614fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6154fee23f9Smrg     _OIter
6164fee23f9Smrg     rotate_copy(_FIter, _FIter, _FIter, _OIter);
6174fee23f9Smrg 
6184fee23f9Smrg   // search
6194fee23f9Smrg   // search_n
6204fee23f9Smrg   // set_difference
6214fee23f9Smrg   // set_intersection
6224fee23f9Smrg   // set_symmetric_difference
6234fee23f9Smrg   // set_union
6244fee23f9Smrg 
62548fb7bfaSmrg #if (__cplusplus >= 201103L) && defined(_GLIBCXX_USE_C99_STDINT_TR1)
6264fee23f9Smrg   template<typename _RAIter, typename _UGenerator>
6274fee23f9Smrg     void
62848fb7bfaSmrg     shuffle(_RAIter, _RAIter, _UGenerator&&);
6294fee23f9Smrg #endif
6304fee23f9Smrg 
6314fee23f9Smrg   template<typename _RAIter>
632fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6334fee23f9Smrg     void
6344fee23f9Smrg     sort_heap(_RAIter, _RAIter);
6354fee23f9Smrg 
6364fee23f9Smrg   template<typename _RAIter, typename _Compare>
637fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6384fee23f9Smrg     void
6394fee23f9Smrg     sort_heap(_RAIter, _RAIter, _Compare);
6404fee23f9Smrg 
6414fee23f9Smrg   template<typename _BIter, typename _Predicate>
6424fee23f9Smrg     _BIter
6434fee23f9Smrg     stable_partition(_BIter, _BIter, _Predicate);
6444fee23f9Smrg 
645f9a78e0eSmrg #if __cplusplus < 201103L
646f9a78e0eSmrg   // For C++11 swap() is declared in <type_traits>.
6474fee23f9Smrg 
6484fee23f9Smrg   template<typename _Tp, size_t _Nm>
649fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
650f9a78e0eSmrg     inline void
651f9a78e0eSmrg     swap(_Tp& __a, _Tp& __b);
652f9a78e0eSmrg 
653f9a78e0eSmrg   template<typename _Tp, size_t _Nm>
654fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
655f9a78e0eSmrg     inline void
656f9a78e0eSmrg     swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm]);
65748fb7bfaSmrg #endif
6584fee23f9Smrg 
6594fee23f9Smrg   template<typename _FIter1, typename _FIter2>
660fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6614fee23f9Smrg     _FIter2
6624fee23f9Smrg     swap_ranges(_FIter1, _FIter1, _FIter2);
6634fee23f9Smrg 
6644fee23f9Smrg   // transform
6654fee23f9Smrg 
6664fee23f9Smrg   template<typename _FIter>
667fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6684fee23f9Smrg     _FIter
6694fee23f9Smrg     unique(_FIter, _FIter);
6704fee23f9Smrg 
6714fee23f9Smrg   template<typename _FIter, typename _BinaryPredicate>
672fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6734fee23f9Smrg     _FIter
6744fee23f9Smrg     unique(_FIter, _FIter, _BinaryPredicate);
6754fee23f9Smrg 
6764fee23f9Smrg   // unique_copy
6774fee23f9Smrg 
6784fee23f9Smrg   template<typename _FIter, typename _Tp>
679fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6804fee23f9Smrg     _FIter
6814fee23f9Smrg     upper_bound(_FIter, _FIter, const _Tp&);
6824fee23f9Smrg 
6834fee23f9Smrg   template<typename _FIter, typename _Tp, typename _Compare>
684fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6854fee23f9Smrg     _FIter
6864fee23f9Smrg     upper_bound(_FIter, _FIter, const _Tp&, _Compare);
6874fee23f9Smrg 
68848fb7bfaSmrg _GLIBCXX_BEGIN_NAMESPACE_ALGO
6894fee23f9Smrg 
6904fee23f9Smrg   template<typename _FIter>
691fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6924fee23f9Smrg     _FIter
6934fee23f9Smrg     adjacent_find(_FIter, _FIter);
6944fee23f9Smrg 
6954fee23f9Smrg   template<typename _FIter, typename _BinaryPredicate>
696fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
6974fee23f9Smrg     _FIter
6984fee23f9Smrg     adjacent_find(_FIter, _FIter, _BinaryPredicate);
6994fee23f9Smrg 
7004fee23f9Smrg   template<typename _IIter, typename _Tp>
701fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7024fee23f9Smrg     typename iterator_traits<_IIter>::difference_type
7034fee23f9Smrg     count(_IIter, _IIter, const _Tp&);
7044fee23f9Smrg 
7054fee23f9Smrg   template<typename _IIter, typename _Predicate>
706fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7074fee23f9Smrg     typename iterator_traits<_IIter>::difference_type
7084fee23f9Smrg     count_if(_IIter, _IIter, _Predicate);
7094fee23f9Smrg 
7104fee23f9Smrg   template<typename _IIter1, typename _IIter2>
711fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7124fee23f9Smrg     bool
7134fee23f9Smrg     equal(_IIter1, _IIter1, _IIter2);
7144fee23f9Smrg 
7154fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _BinaryPredicate>
716fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7174fee23f9Smrg     bool
7184fee23f9Smrg     equal(_IIter1, _IIter1, _IIter2, _BinaryPredicate);
7194fee23f9Smrg 
7204fee23f9Smrg   template<typename _IIter, typename _Tp>
721fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7224fee23f9Smrg     _IIter
7234fee23f9Smrg     find(_IIter, _IIter, const _Tp&);
7244fee23f9Smrg 
7254fee23f9Smrg   template<typename _FIter1, typename _FIter2>
726fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7274fee23f9Smrg     _FIter1
7284fee23f9Smrg     find_first_of(_FIter1, _FIter1, _FIter2, _FIter2);
7294fee23f9Smrg 
7304fee23f9Smrg   template<typename _FIter1, typename _FIter2, typename _BinaryPredicate>
731fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7324fee23f9Smrg     _FIter1
7334fee23f9Smrg     find_first_of(_FIter1, _FIter1, _FIter2, _FIter2, _BinaryPredicate);
7344fee23f9Smrg 
7354fee23f9Smrg   template<typename _IIter, typename _Predicate>
736fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7374fee23f9Smrg     _IIter
7384fee23f9Smrg     find_if(_IIter, _IIter, _Predicate);
7394fee23f9Smrg 
7404fee23f9Smrg   template<typename _IIter, typename _Funct>
741fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7424fee23f9Smrg     _Funct
7434fee23f9Smrg     for_each(_IIter, _IIter, _Funct);
7444fee23f9Smrg 
7454fee23f9Smrg   template<typename _FIter, typename _Generator>
746fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7474fee23f9Smrg     void
7484fee23f9Smrg     generate(_FIter, _FIter, _Generator);
7494fee23f9Smrg 
7504fee23f9Smrg   template<typename _OIter, typename _Size, typename _Generator>
751fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7524fee23f9Smrg     _OIter
7534fee23f9Smrg     generate_n(_OIter, _Size, _Generator);
7544fee23f9Smrg 
7554fee23f9Smrg   template<typename _IIter1, typename _IIter2>
756fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7574fee23f9Smrg     bool
7584fee23f9Smrg     lexicographical_compare(_IIter1, _IIter1, _IIter2, _IIter2);
7594fee23f9Smrg 
7604fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _Compare>
761fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7624fee23f9Smrg     bool
7634fee23f9Smrg     lexicographical_compare(_IIter1, _IIter1, _IIter2, _IIter2, _Compare);
7644fee23f9Smrg 
7654fee23f9Smrg   template<typename _FIter>
7664d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
7674fee23f9Smrg     _FIter
7684fee23f9Smrg     max_element(_FIter, _FIter);
7694fee23f9Smrg 
7704fee23f9Smrg   template<typename _FIter, typename _Compare>
7714d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
7724fee23f9Smrg     _FIter
7734fee23f9Smrg     max_element(_FIter, _FIter, _Compare);
7744fee23f9Smrg 
7754fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter>
776fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7774fee23f9Smrg     _OIter
7784fee23f9Smrg     merge(_IIter1, _IIter1, _IIter2, _IIter2, _OIter);
7794fee23f9Smrg 
7804fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter,
7814fee23f9Smrg 	   typename _Compare>
782fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7834fee23f9Smrg     _OIter
7844fee23f9Smrg     merge(_IIter1, _IIter1, _IIter2, _IIter2, _OIter, _Compare);
7854fee23f9Smrg 
7864fee23f9Smrg   template<typename _FIter>
7874d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
7884fee23f9Smrg     _FIter
7894fee23f9Smrg     min_element(_FIter, _FIter);
7904fee23f9Smrg 
7914fee23f9Smrg   template<typename _FIter, typename _Compare>
7924d5abbe8Smrg     _GLIBCXX14_CONSTEXPR
7934fee23f9Smrg     _FIter
7944fee23f9Smrg     min_element(_FIter, _FIter, _Compare);
7954fee23f9Smrg 
7964fee23f9Smrg   template<typename _IIter1, typename _IIter2>
797fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
7984fee23f9Smrg     pair<_IIter1, _IIter2>
7994fee23f9Smrg     mismatch(_IIter1, _IIter1, _IIter2);
8004fee23f9Smrg 
8014fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _BinaryPredicate>
802fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8034fee23f9Smrg     pair<_IIter1, _IIter2>
8044fee23f9Smrg     mismatch(_IIter1, _IIter1, _IIter2, _BinaryPredicate);
8054fee23f9Smrg 
8064fee23f9Smrg   template<typename _RAIter>
807fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8084fee23f9Smrg     void
8094fee23f9Smrg     nth_element(_RAIter, _RAIter, _RAIter);
8104fee23f9Smrg 
8114fee23f9Smrg   template<typename _RAIter, typename _Compare>
812fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8134fee23f9Smrg     void
8144fee23f9Smrg     nth_element(_RAIter, _RAIter, _RAIter, _Compare);
8154fee23f9Smrg 
8164fee23f9Smrg   template<typename _RAIter>
817fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8184fee23f9Smrg     void
8194fee23f9Smrg     partial_sort(_RAIter, _RAIter, _RAIter);
8204fee23f9Smrg 
8214fee23f9Smrg   template<typename _RAIter, typename _Compare>
822fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8234fee23f9Smrg     void
8244fee23f9Smrg     partial_sort(_RAIter, _RAIter, _RAIter, _Compare);
8254fee23f9Smrg 
8264fee23f9Smrg   template<typename _BIter, typename _Predicate>
827fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8284fee23f9Smrg     _BIter
8294fee23f9Smrg     partition(_BIter, _BIter, _Predicate);
8304fee23f9Smrg 
8314fee23f9Smrg   template<typename _RAIter>
832*0a307195Smrg     _GLIBCXX14_DEPRECATED_SUGGEST("std::shuffle")
8334fee23f9Smrg     void
8344fee23f9Smrg     random_shuffle(_RAIter, _RAIter);
8354fee23f9Smrg 
8364fee23f9Smrg   template<typename _RAIter, typename _Generator>
837*0a307195Smrg     _GLIBCXX14_DEPRECATED_SUGGEST("std::shuffle")
8384fee23f9Smrg     void
8394fee23f9Smrg     random_shuffle(_RAIter, _RAIter,
84048fb7bfaSmrg #if __cplusplus >= 201103L
8414fee23f9Smrg 		   _Generator&&);
8424fee23f9Smrg #else
8434fee23f9Smrg 		   _Generator&);
8444fee23f9Smrg #endif
8454fee23f9Smrg 
8464fee23f9Smrg   template<typename _FIter, typename _Tp>
847fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8484fee23f9Smrg     void
8494fee23f9Smrg     replace(_FIter, _FIter, const _Tp&, const _Tp&);
8504fee23f9Smrg 
8514fee23f9Smrg   template<typename _FIter, typename _Predicate, typename _Tp>
852fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8534fee23f9Smrg     void
8544fee23f9Smrg     replace_if(_FIter, _FIter, _Predicate, const _Tp&);
8554fee23f9Smrg 
8564fee23f9Smrg   template<typename _FIter1, typename _FIter2>
857fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8584fee23f9Smrg     _FIter1
8594fee23f9Smrg     search(_FIter1, _FIter1, _FIter2, _FIter2);
8604fee23f9Smrg 
8614fee23f9Smrg   template<typename _FIter1, typename _FIter2, typename _BinaryPredicate>
862fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8634fee23f9Smrg     _FIter1
8644fee23f9Smrg     search(_FIter1, _FIter1, _FIter2, _FIter2, _BinaryPredicate);
8654fee23f9Smrg 
8664fee23f9Smrg   template<typename _FIter, typename _Size, typename _Tp>
867fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8684fee23f9Smrg     _FIter
8694fee23f9Smrg     search_n(_FIter, _FIter, _Size, const _Tp&);
8704fee23f9Smrg 
8714fee23f9Smrg   template<typename _FIter, typename _Size, typename _Tp,
8724fee23f9Smrg 	   typename _BinaryPredicate>
873fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8744fee23f9Smrg     _FIter
8754fee23f9Smrg     search_n(_FIter, _FIter, _Size, const _Tp&, _BinaryPredicate);
8764fee23f9Smrg 
8774fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter>
878fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8794fee23f9Smrg     _OIter
8804fee23f9Smrg     set_difference(_IIter1, _IIter1, _IIter2, _IIter2, _OIter);
8814fee23f9Smrg 
8824fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter,
8834fee23f9Smrg 	   typename _Compare>
884fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8854fee23f9Smrg     _OIter
8864fee23f9Smrg     set_difference(_IIter1, _IIter1, _IIter2, _IIter2, _OIter, _Compare);
8874fee23f9Smrg 
8884fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter>
889fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8904fee23f9Smrg     _OIter
8914fee23f9Smrg     set_intersection(_IIter1, _IIter1, _IIter2, _IIter2, _OIter);
8924fee23f9Smrg 
8934fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter,
8944fee23f9Smrg 	   typename _Compare>
895fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
8964fee23f9Smrg     _OIter
8974fee23f9Smrg     set_intersection(_IIter1, _IIter1, _IIter2, _IIter2, _OIter, _Compare);
8984fee23f9Smrg 
8994fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter>
900fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9014fee23f9Smrg     _OIter
9024fee23f9Smrg     set_symmetric_difference(_IIter1, _IIter1, _IIter2, _IIter2, _OIter);
9034fee23f9Smrg 
9044fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter,
9054fee23f9Smrg 	   typename _Compare>
906fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9074fee23f9Smrg     _OIter
9084fee23f9Smrg     set_symmetric_difference(_IIter1, _IIter1, _IIter2, _IIter2,
9094fee23f9Smrg 			     _OIter, _Compare);
9104fee23f9Smrg 
9114fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter>
912fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9134fee23f9Smrg     _OIter
9144fee23f9Smrg     set_union(_IIter1, _IIter1, _IIter2, _IIter2, _OIter);
9154fee23f9Smrg 
9164fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter,
9174fee23f9Smrg 	   typename _Compare>
918fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9194fee23f9Smrg     _OIter
9204fee23f9Smrg     set_union(_IIter1, _IIter1, _IIter2, _IIter2, _OIter, _Compare);
9214fee23f9Smrg 
9224fee23f9Smrg   template<typename _RAIter>
923fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9244fee23f9Smrg     void
9254fee23f9Smrg     sort(_RAIter, _RAIter);
9264fee23f9Smrg 
9274fee23f9Smrg   template<typename _RAIter, typename _Compare>
928fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9294fee23f9Smrg     void
9304fee23f9Smrg     sort(_RAIter, _RAIter, _Compare);
9314fee23f9Smrg 
9324fee23f9Smrg   template<typename _RAIter>
9334fee23f9Smrg     void
9344fee23f9Smrg     stable_sort(_RAIter, _RAIter);
9354fee23f9Smrg 
9364fee23f9Smrg   template<typename _RAIter, typename _Compare>
9374fee23f9Smrg     void
9384fee23f9Smrg     stable_sort(_RAIter, _RAIter, _Compare);
9394fee23f9Smrg 
9404fee23f9Smrg   template<typename _IIter, typename _OIter, typename _UnaryOperation>
941fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9424fee23f9Smrg     _OIter
9434fee23f9Smrg     transform(_IIter, _IIter, _OIter, _UnaryOperation);
9444fee23f9Smrg 
9454fee23f9Smrg   template<typename _IIter1, typename _IIter2, typename _OIter,
9464fee23f9Smrg 	   typename _BinaryOperation>
947fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9484fee23f9Smrg     _OIter
9494fee23f9Smrg     transform(_IIter1, _IIter1, _IIter2, _OIter, _BinaryOperation);
9504fee23f9Smrg 
9514fee23f9Smrg   template<typename _IIter, typename _OIter>
952fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9534fee23f9Smrg     _OIter
9544fee23f9Smrg     unique_copy(_IIter, _IIter, _OIter);
9554fee23f9Smrg 
9564fee23f9Smrg   template<typename _IIter, typename _OIter, typename _BinaryPredicate>
957fb8a8121Smrg     _GLIBCXX20_CONSTEXPR
9584fee23f9Smrg     _OIter
9594fee23f9Smrg     unique_copy(_IIter, _IIter, _OIter, _BinaryPredicate);
9604fee23f9Smrg 
96148fb7bfaSmrg _GLIBCXX_END_NAMESPACE_ALGO
962a3e9eb18Smrg _GLIBCXX_END_NAMESPACE_VERSION
96348fb7bfaSmrg } // namespace std
9644fee23f9Smrg 
96548fb7bfaSmrg #ifdef _GLIBCXX_PARALLEL
9664fee23f9Smrg # include <parallel/algorithmfwd.h>
9674fee23f9Smrg #endif
9684fee23f9Smrg 
9694fee23f9Smrg #endif
9704fee23f9Smrg 
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