1// -*- C++ -*- 2//===----------------------------- map ------------------------------------===// 3// 4// The LLVM Compiler Infrastructure 5// 6// This file is dual licensed under the MIT and the University of Illinois Open 7// Source Licenses. See LICENSE.TXT for details. 8// 9//===----------------------------------------------------------------------===// 10 11#ifndef _LIBCPP_MAP 12#define _LIBCPP_MAP 13 14/* 15 16 map synopsis 17 18namespace std 19{ 20 21template <class Key, class T, class Compare = less<Key>, 22 class Allocator = allocator<pair<const Key, T>>> 23class map 24{ 25public: 26 // types: 27 typedef Key key_type; 28 typedef T mapped_type; 29 typedef pair<const key_type, mapped_type> value_type; 30 typedef Compare key_compare; 31 typedef Allocator allocator_type; 32 typedef typename allocator_type::reference reference; 33 typedef typename allocator_type::const_reference const_reference; 34 typedef typename allocator_type::pointer pointer; 35 typedef typename allocator_type::const_pointer const_pointer; 36 typedef typename allocator_type::size_type size_type; 37 typedef typename allocator_type::difference_type difference_type; 38 39 typedef implementation-defined iterator; 40 typedef implementation-defined const_iterator; 41 typedef std::reverse_iterator<iterator> reverse_iterator; 42 typedef std::reverse_iterator<const_iterator> const_reverse_iterator; 43 44 class value_compare 45 : public binary_function<value_type, value_type, bool> 46 { 47 friend class map; 48 protected: 49 key_compare comp; 50 51 value_compare(key_compare c); 52 public: 53 bool operator()(const value_type& x, const value_type& y) const; 54 }; 55 56 // construct/copy/destroy: 57 map() 58 noexcept( 59 is_nothrow_default_constructible<allocator_type>::value && 60 is_nothrow_default_constructible<key_compare>::value && 61 is_nothrow_copy_constructible<key_compare>::value); 62 explicit map(const key_compare& comp); 63 map(const key_compare& comp, const allocator_type& a); 64 template <class InputIterator> 65 map(InputIterator first, InputIterator last, 66 const key_compare& comp = key_compare()); 67 template <class InputIterator> 68 map(InputIterator first, InputIterator last, 69 const key_compare& comp, const allocator_type& a); 70 map(const map& m); 71 map(map&& m) 72 noexcept( 73 is_nothrow_move_constructible<allocator_type>::value && 74 is_nothrow_move_constructible<key_compare>::value); 75 explicit map(const allocator_type& a); 76 map(const map& m, const allocator_type& a); 77 map(map&& m, const allocator_type& a); 78 map(initializer_list<value_type> il, const key_compare& comp = key_compare()); 79 map(initializer_list<value_type> il, const key_compare& comp, const allocator_type& a); 80 template <class InputIterator> 81 map(InputIterator first, InputIterator last, const allocator_type& a) 82 : map(first, last, Compare(), a) {} // C++14 83 map(initializer_list<value_type> il, const allocator_type& a) 84 : map(il, Compare(), a) {} // C++14 85 ~map(); 86 87 map& operator=(const map& m); 88 map& operator=(map&& m) 89 noexcept( 90 allocator_type::propagate_on_container_move_assignment::value && 91 is_nothrow_move_assignable<allocator_type>::value && 92 is_nothrow_move_assignable<key_compare>::value); 93 map& operator=(initializer_list<value_type> il); 94 95 // iterators: 96 iterator begin() noexcept; 97 const_iterator begin() const noexcept; 98 iterator end() noexcept; 99 const_iterator end() const noexcept; 100 101 reverse_iterator rbegin() noexcept; 102 const_reverse_iterator rbegin() const noexcept; 103 reverse_iterator rend() noexcept; 104 const_reverse_iterator rend() const noexcept; 105 106 const_iterator cbegin() const noexcept; 107 const_iterator cend() const noexcept; 108 const_reverse_iterator crbegin() const noexcept; 109 const_reverse_iterator crend() const noexcept; 110 111 // capacity: 112 bool empty() const noexcept; 113 size_type size() const noexcept; 114 size_type max_size() const noexcept; 115 116 // element access: 117 mapped_type& operator[](const key_type& k); 118 mapped_type& operator[](key_type&& k); 119 120 mapped_type& at(const key_type& k); 121 const mapped_type& at(const key_type& k) const; 122 123 // modifiers: 124 template <class... Args> 125 pair<iterator, bool> emplace(Args&&... args); 126 template <class... Args> 127 iterator emplace_hint(const_iterator position, Args&&... args); 128 pair<iterator, bool> insert(const value_type& v); 129 template <class P> 130 pair<iterator, bool> insert(P&& p); 131 iterator insert(const_iterator position, const value_type& v); 132 template <class P> 133 iterator insert(const_iterator position, P&& p); 134 template <class InputIterator> 135 void insert(InputIterator first, InputIterator last); 136 void insert(initializer_list<value_type> il); 137 138 iterator erase(const_iterator position); 139 size_type erase(const key_type& k); 140 iterator erase(const_iterator first, const_iterator last); 141 void clear() noexcept; 142 143 void swap(map& m) 144 noexcept( 145 __is_nothrow_swappable<key_compare>::value && 146 (!allocator_type::propagate_on_container_swap::value || 147 __is_nothrow_swappable<allocator_type>::value)); 148 149 // observers: 150 allocator_type get_allocator() const noexcept; 151 key_compare key_comp() const; 152 value_compare value_comp() const; 153 154 // map operations: 155 iterator find(const key_type& k); 156 const_iterator find(const key_type& k) const; 157 template<typename K> 158 iterator find(const K& x); // C++14 159 template<typename K> 160 const_iterator find(const K& x) const; // C++14 161 template<typename K> 162 size_type count(const K& x) const; // C++14 163 164 size_type count(const key_type& k) const; 165 iterator lower_bound(const key_type& k); 166 const_iterator lower_bound(const key_type& k) const; 167 template<typename K> 168 iterator lower_bound(const K& x); // C++14 169 template<typename K> 170 const_iterator lower_bound(const K& x) const; // C++14 171 172 iterator upper_bound(const key_type& k); 173 const_iterator upper_bound(const key_type& k) const; 174 template<typename K> 175 iterator upper_bound(const K& x); // C++14 176 template<typename K> 177 const_iterator upper_bound(const K& x) const; // C++14 178 179 pair<iterator,iterator> equal_range(const key_type& k); 180 pair<const_iterator,const_iterator> equal_range(const key_type& k) const; 181 template<typename K> 182 pair<iterator,iterator> equal_range(const K& x); // C++14 183 template<typename K> 184 pair<const_iterator,const_iterator> equal_range(const K& x) const; // C++14 185}; 186 187template <class Key, class T, class Compare, class Allocator> 188bool 189operator==(const map<Key, T, Compare, Allocator>& x, 190 const map<Key, T, Compare, Allocator>& y); 191 192template <class Key, class T, class Compare, class Allocator> 193bool 194operator< (const map<Key, T, Compare, Allocator>& x, 195 const map<Key, T, Compare, Allocator>& y); 196 197template <class Key, class T, class Compare, class Allocator> 198bool 199operator!=(const map<Key, T, Compare, Allocator>& x, 200 const map<Key, T, Compare, Allocator>& y); 201 202template <class Key, class T, class Compare, class Allocator> 203bool 204operator> (const map<Key, T, Compare, Allocator>& x, 205 const map<Key, T, Compare, Allocator>& y); 206 207template <class Key, class T, class Compare, class Allocator> 208bool 209operator>=(const map<Key, T, Compare, Allocator>& x, 210 const map<Key, T, Compare, Allocator>& y); 211 212template <class Key, class T, class Compare, class Allocator> 213bool 214operator<=(const map<Key, T, Compare, Allocator>& x, 215 const map<Key, T, Compare, Allocator>& y); 216 217// specialized algorithms: 218template <class Key, class T, class Compare, class Allocator> 219void 220swap(map<Key, T, Compare, Allocator>& x, map<Key, T, Compare, Allocator>& y) 221 noexcept(noexcept(x.swap(y))); 222 223template <class Key, class T, class Compare = less<Key>, 224 class Allocator = allocator<pair<const Key, T>>> 225class multimap 226{ 227public: 228 // types: 229 typedef Key key_type; 230 typedef T mapped_type; 231 typedef pair<const key_type,mapped_type> value_type; 232 typedef Compare key_compare; 233 typedef Allocator allocator_type; 234 typedef typename allocator_type::reference reference; 235 typedef typename allocator_type::const_reference const_reference; 236 typedef typename allocator_type::size_type size_type; 237 typedef typename allocator_type::difference_type difference_type; 238 typedef typename allocator_type::pointer pointer; 239 typedef typename allocator_type::const_pointer const_pointer; 240 241 typedef implementation-defined iterator; 242 typedef implementation-defined const_iterator; 243 typedef std::reverse_iterator<iterator> reverse_iterator; 244 typedef std::reverse_iterator<const_iterator> const_reverse_iterator; 245 246 class value_compare 247 : public binary_function<value_type,value_type,bool> 248 { 249 friend class multimap; 250 protected: 251 key_compare comp; 252 value_compare(key_compare c); 253 public: 254 bool operator()(const value_type& x, const value_type& y) const; 255 }; 256 257 // construct/copy/destroy: 258 multimap() 259 noexcept( 260 is_nothrow_default_constructible<allocator_type>::value && 261 is_nothrow_default_constructible<key_compare>::value && 262 is_nothrow_copy_constructible<key_compare>::value); 263 explicit multimap(const key_compare& comp); 264 multimap(const key_compare& comp, const allocator_type& a); 265 template <class InputIterator> 266 multimap(InputIterator first, InputIterator last, const key_compare& comp); 267 template <class InputIterator> 268 multimap(InputIterator first, InputIterator last, const key_compare& comp, 269 const allocator_type& a); 270 multimap(const multimap& m); 271 multimap(multimap&& m) 272 noexcept( 273 is_nothrow_move_constructible<allocator_type>::value && 274 is_nothrow_move_constructible<key_compare>::value); 275 explicit multimap(const allocator_type& a); 276 multimap(const multimap& m, const allocator_type& a); 277 multimap(multimap&& m, const allocator_type& a); 278 multimap(initializer_list<value_type> il, const key_compare& comp = key_compare()); 279 multimap(initializer_list<value_type> il, const key_compare& comp, 280 const allocator_type& a); 281 template <class InputIterator> 282 multimap(InputIterator first, InputIterator last, const allocator_type& a) 283 : multimap(first, last, Compare(), a) {} // C++14 284 multimap(initializer_list<value_type> il, const allocator_type& a) 285 : multimap(il, Compare(), a) {} // C++14 286 ~multimap(); 287 288 multimap& operator=(const multimap& m); 289 multimap& operator=(multimap&& m) 290 noexcept( 291 allocator_type::propagate_on_container_move_assignment::value && 292 is_nothrow_move_assignable<allocator_type>::value && 293 is_nothrow_move_assignable<key_compare>::value); 294 multimap& operator=(initializer_list<value_type> il); 295 296 // iterators: 297 iterator begin() noexcept; 298 const_iterator begin() const noexcept; 299 iterator end() noexcept; 300 const_iterator end() const noexcept; 301 302 reverse_iterator rbegin() noexcept; 303 const_reverse_iterator rbegin() const noexcept; 304 reverse_iterator rend() noexcept; 305 const_reverse_iterator rend() const noexcept; 306 307 const_iterator cbegin() const noexcept; 308 const_iterator cend() const noexcept; 309 const_reverse_iterator crbegin() const noexcept; 310 const_reverse_iterator crend() const noexcept; 311 312 // capacity: 313 bool empty() const noexcept; 314 size_type size() const noexcept; 315 size_type max_size() const noexcept; 316 317 // modifiers: 318 template <class... Args> 319 iterator emplace(Args&&... args); 320 template <class... Args> 321 iterator emplace_hint(const_iterator position, Args&&... args); 322 iterator insert(const value_type& v); 323 template <class P> 324 iterator insert(P&& p); 325 iterator insert(const_iterator position, const value_type& v); 326 template <class P> 327 iterator insert(const_iterator position, P&& p); 328 template <class InputIterator> 329 void insert(InputIterator first, InputIterator last); 330 void insert(initializer_list<value_type> il); 331 332 iterator erase(const_iterator position); 333 size_type erase(const key_type& k); 334 iterator erase(const_iterator first, const_iterator last); 335 void clear() noexcept; 336 337 void swap(multimap& m) 338 noexcept( 339 __is_nothrow_swappable<key_compare>::value && 340 (!allocator_type::propagate_on_container_swap::value || 341 __is_nothrow_swappable<allocator_type>::value)); 342 343 // observers: 344 allocator_type get_allocator() const noexcept; 345 key_compare key_comp() const; 346 value_compare value_comp() const; 347 348 // map operations: 349 iterator find(const key_type& k); 350 const_iterator find(const key_type& k) const; 351 template<typename K> 352 iterator find(const K& x); // C++14 353 template<typename K> 354 const_iterator find(const K& x) const; // C++14 355 template<typename K> 356 size_type count(const K& x) const; // C++14 357 358 size_type count(const key_type& k) const; 359 iterator lower_bound(const key_type& k); 360 const_iterator lower_bound(const key_type& k) const; 361 template<typename K> 362 iterator lower_bound(const K& x); // C++14 363 template<typename K> 364 const_iterator lower_bound(const K& x) const; // C++14 365 366 iterator upper_bound(const key_type& k); 367 const_iterator upper_bound(const key_type& k) const; 368 template<typename K> 369 iterator upper_bound(const K& x); // C++14 370 template<typename K> 371 const_iterator upper_bound(const K& x) const; // C++14 372 373 pair<iterator,iterator> equal_range(const key_type& k); 374 pair<const_iterator,const_iterator> equal_range(const key_type& k) const; 375 template<typename K> 376 pair<iterator,iterator> equal_range(const K& x); // C++14 377 template<typename K> 378 pair<const_iterator,const_iterator> equal_range(const K& x) const; // C++14 379}; 380 381template <class Key, class T, class Compare, class Allocator> 382bool 383operator==(const multimap<Key, T, Compare, Allocator>& x, 384 const multimap<Key, T, Compare, Allocator>& y); 385 386template <class Key, class T, class Compare, class Allocator> 387bool 388operator< (const multimap<Key, T, Compare, Allocator>& x, 389 const multimap<Key, T, Compare, Allocator>& y); 390 391template <class Key, class T, class Compare, class Allocator> 392bool 393operator!=(const multimap<Key, T, Compare, Allocator>& x, 394 const multimap<Key, T, Compare, Allocator>& y); 395 396template <class Key, class T, class Compare, class Allocator> 397bool 398operator> (const multimap<Key, T, Compare, Allocator>& x, 399 const multimap<Key, T, Compare, Allocator>& y); 400 401template <class Key, class T, class Compare, class Allocator> 402bool 403operator>=(const multimap<Key, T, Compare, Allocator>& x, 404 const multimap<Key, T, Compare, Allocator>& y); 405 406template <class Key, class T, class Compare, class Allocator> 407bool 408operator<=(const multimap<Key, T, Compare, Allocator>& x, 409 const multimap<Key, T, Compare, Allocator>& y); 410 411// specialized algorithms: 412template <class Key, class T, class Compare, class Allocator> 413void 414swap(multimap<Key, T, Compare, Allocator>& x, 415 multimap<Key, T, Compare, Allocator>& y) 416 noexcept(noexcept(x.swap(y))); 417 418} // std 419 420*/ 421 422#include <__config> 423#include <__tree> 424#include <iterator> 425#include <memory> 426#include <utility> 427#include <functional> 428#include <initializer_list> 429 430#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 431#pragma GCC system_header 432#endif 433 434_LIBCPP_BEGIN_NAMESPACE_STD 435 436template <class _Key, class _CP, class _Compare, bool = is_empty<_Compare>::value 437#if __has_feature(is_final) 438 && !__is_final(_Compare) 439#endif 440 > 441class __map_value_compare 442 : private _Compare 443{ 444public: 445 _LIBCPP_INLINE_VISIBILITY 446 __map_value_compare() 447 _NOEXCEPT_(is_nothrow_default_constructible<_Compare>::value) 448 : _Compare() {} 449 _LIBCPP_INLINE_VISIBILITY 450 __map_value_compare(_Compare c) 451 _NOEXCEPT_(is_nothrow_copy_constructible<_Compare>::value) 452 : _Compare(c) {} 453 _LIBCPP_INLINE_VISIBILITY 454 const _Compare& key_comp() const _NOEXCEPT {return *this;} 455 _LIBCPP_INLINE_VISIBILITY 456 bool operator()(const _CP& __x, const _CP& __y) const 457 {return static_cast<const _Compare&>(*this)(__x.__cc.first, __y.__cc.first);} 458 _LIBCPP_INLINE_VISIBILITY 459 bool operator()(const _CP& __x, const _Key& __y) const 460 {return static_cast<const _Compare&>(*this)(__x.__cc.first, __y);} 461 _LIBCPP_INLINE_VISIBILITY 462 bool operator()(const _Key& __x, const _CP& __y) const 463 {return static_cast<const _Compare&>(*this)(__x, __y.__cc.first);} 464 465#if _LIBCPP_STD_VER > 11 466 template <typename _K2> 467 _LIBCPP_INLINE_VISIBILITY 468 typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type 469 operator () ( const _K2& __x, const _CP& __y ) const 470 {return static_cast<const _Compare&>(*this) (__x, __y.__cc.first);} 471 472 template <typename _K2> 473 _LIBCPP_INLINE_VISIBILITY 474 typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type 475 operator () (const _CP& __x, const _K2& __y) const 476 {return static_cast<const _Compare&>(*this) (__x.__cc.first, __y);} 477#endif 478}; 479 480template <class _Key, class _CP, class _Compare> 481class __map_value_compare<_Key, _CP, _Compare, false> 482{ 483 _Compare comp; 484 485public: 486 _LIBCPP_INLINE_VISIBILITY 487 __map_value_compare() 488 _NOEXCEPT_(is_nothrow_default_constructible<_Compare>::value) 489 : comp() {} 490 _LIBCPP_INLINE_VISIBILITY 491 __map_value_compare(_Compare c) 492 _NOEXCEPT_(is_nothrow_copy_constructible<_Compare>::value) 493 : comp(c) {} 494 _LIBCPP_INLINE_VISIBILITY 495 const _Compare& key_comp() const _NOEXCEPT {return comp;} 496 497 _LIBCPP_INLINE_VISIBILITY 498 bool operator()(const _CP& __x, const _CP& __y) const 499 {return comp(__x.__cc.first, __y.__cc.first);} 500 _LIBCPP_INLINE_VISIBILITY 501 bool operator()(const _CP& __x, const _Key& __y) const 502 {return comp(__x.__cc.first, __y);} 503 _LIBCPP_INLINE_VISIBILITY 504 bool operator()(const _Key& __x, const _CP& __y) const 505 {return comp(__x, __y.__cc.first);} 506 507#if _LIBCPP_STD_VER > 11 508 template <typename _K2> 509 _LIBCPP_INLINE_VISIBILITY 510 typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type 511 operator () ( const _K2& __x, const _CP& __y ) const 512 {return comp (__x, __y.__cc.first);} 513 514 template <typename _K2> 515 _LIBCPP_INLINE_VISIBILITY 516 typename enable_if<__is_transparent<_Compare, _K2>::value, bool>::type 517 operator () (const _CP& __x, const _K2& __y) const 518 {return comp (__x.__cc.first, __y);} 519#endif 520}; 521 522template <class _Allocator> 523class __map_node_destructor 524{ 525 typedef _Allocator allocator_type; 526 typedef allocator_traits<allocator_type> __alloc_traits; 527 typedef typename __alloc_traits::value_type::value_type value_type; 528public: 529 typedef typename __alloc_traits::pointer pointer; 530private: 531 typedef typename value_type::value_type::first_type first_type; 532 typedef typename value_type::value_type::second_type second_type; 533 534 allocator_type& __na_; 535 536 __map_node_destructor& operator=(const __map_node_destructor&); 537 538public: 539 bool __first_constructed; 540 bool __second_constructed; 541 542 _LIBCPP_INLINE_VISIBILITY 543 explicit __map_node_destructor(allocator_type& __na) _NOEXCEPT 544 : __na_(__na), 545 __first_constructed(false), 546 __second_constructed(false) 547 {} 548 549#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 550 _LIBCPP_INLINE_VISIBILITY 551 __map_node_destructor(__tree_node_destructor<allocator_type>&& __x) _NOEXCEPT 552 : __na_(__x.__na_), 553 __first_constructed(__x.__value_constructed), 554 __second_constructed(__x.__value_constructed) 555 { 556 __x.__value_constructed = false; 557 } 558#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 559 560 _LIBCPP_INLINE_VISIBILITY 561 void operator()(pointer __p) _NOEXCEPT 562 { 563 if (__second_constructed) 564 __alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__cc.second)); 565 if (__first_constructed) 566 __alloc_traits::destroy(__na_, _VSTD::addressof(__p->__value_.__cc.first)); 567 if (__p) 568 __alloc_traits::deallocate(__na_, __p, 1); 569 } 570}; 571 572template <class _Key, class _Tp, class _Compare, class _Allocator> 573 class map; 574template <class _Key, class _Tp, class _Compare, class _Allocator> 575 class multimap; 576template <class _TreeIterator> class __map_const_iterator; 577 578#if __cplusplus >= 201103L 579 580template <class _Key, class _Tp> 581union __value_type 582{ 583 typedef _Key key_type; 584 typedef _Tp mapped_type; 585 typedef pair<const key_type, mapped_type> value_type; 586 typedef pair<key_type, mapped_type> __nc_value_type; 587 588 value_type __cc; 589 __nc_value_type __nc; 590 591 template <class ..._Args> 592 _LIBCPP_INLINE_VISIBILITY 593 __value_type(_Args&& ...__args) 594 : __cc(std::forward<_Args>(__args)...) {} 595 596 _LIBCPP_INLINE_VISIBILITY 597 __value_type(const __value_type& __v) 598 : __cc(__v.__cc) {} 599 600 _LIBCPP_INLINE_VISIBILITY 601 __value_type(__value_type& __v) 602 : __cc(__v.__cc) {} 603 604 _LIBCPP_INLINE_VISIBILITY 605 __value_type(__value_type&& __v) 606 : __nc(std::move(__v.__nc)) {} 607 608 _LIBCPP_INLINE_VISIBILITY 609 __value_type& operator=(const __value_type& __v) 610 {__nc = __v.__cc; return *this;} 611 612 _LIBCPP_INLINE_VISIBILITY 613 __value_type& operator=(__value_type&& __v) 614 {__nc = std::move(__v.__nc); return *this;} 615 616 _LIBCPP_INLINE_VISIBILITY 617 ~__value_type() {__cc.~value_type();} 618}; 619 620#else 621 622template <class _Key, class _Tp> 623struct __value_type 624{ 625 typedef _Key key_type; 626 typedef _Tp mapped_type; 627 typedef pair<const key_type, mapped_type> value_type; 628 629 value_type __cc; 630 631 _LIBCPP_INLINE_VISIBILITY 632 __value_type() {} 633 634 template <class _A0> 635 _LIBCPP_INLINE_VISIBILITY 636 __value_type(const _A0& __a0) 637 : __cc(__a0) {} 638 639 template <class _A0, class _A1> 640 _LIBCPP_INLINE_VISIBILITY 641 __value_type(const _A0& __a0, const _A1& __a1) 642 : __cc(__a0, __a1) {} 643}; 644 645#endif 646 647template <class _Tp> 648struct __extract_key_value_types; 649 650template <class _Key, class _Tp> 651struct __extract_key_value_types<__value_type<_Key, _Tp> > 652{ 653 typedef _Key const __key_type; 654 typedef _Tp __mapped_type; 655}; 656 657template <class _TreeIterator> 658class _LIBCPP_TYPE_VIS_ONLY __map_iterator 659{ 660 _TreeIterator __i_; 661 662 typedef typename _TreeIterator::__pointer_traits __pointer_traits; 663 typedef typename _TreeIterator::value_type __value_type; 664 typedef typename __extract_key_value_types<__value_type>::__key_type __key_type; 665 typedef typename __extract_key_value_types<__value_type>::__mapped_type __mapped_type; 666public: 667 typedef bidirectional_iterator_tag iterator_category; 668 typedef pair<__key_type, __mapped_type> value_type; 669 typedef typename _TreeIterator::difference_type difference_type; 670 typedef value_type& reference; 671 typedef typename __pointer_traits::template 672#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES 673 rebind<value_type> 674#else 675 rebind<value_type>::other 676#endif 677 pointer; 678 679 _LIBCPP_INLINE_VISIBILITY 680 __map_iterator() _NOEXCEPT {} 681 682 _LIBCPP_INLINE_VISIBILITY 683 __map_iterator(_TreeIterator __i) _NOEXCEPT : __i_(__i) {} 684 685 _LIBCPP_INLINE_VISIBILITY 686 reference operator*() const {return __i_->__cc;} 687 _LIBCPP_INLINE_VISIBILITY 688 pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__cc);} 689 690 _LIBCPP_INLINE_VISIBILITY 691 __map_iterator& operator++() {++__i_; return *this;} 692 _LIBCPP_INLINE_VISIBILITY 693 __map_iterator operator++(int) 694 { 695 __map_iterator __t(*this); 696 ++(*this); 697 return __t; 698 } 699 700 _LIBCPP_INLINE_VISIBILITY 701 __map_iterator& operator--() {--__i_; return *this;} 702 _LIBCPP_INLINE_VISIBILITY 703 __map_iterator operator--(int) 704 { 705 __map_iterator __t(*this); 706 --(*this); 707 return __t; 708 } 709 710 friend _LIBCPP_INLINE_VISIBILITY 711 bool operator==(const __map_iterator& __x, const __map_iterator& __y) 712 {return __x.__i_ == __y.__i_;} 713 friend 714 _LIBCPP_INLINE_VISIBILITY 715 bool operator!=(const __map_iterator& __x, const __map_iterator& __y) 716 {return __x.__i_ != __y.__i_;} 717 718 template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY map; 719 template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY multimap; 720 template <class> friend class _LIBCPP_TYPE_VIS_ONLY __map_const_iterator; 721}; 722 723template <class _TreeIterator> 724class _LIBCPP_TYPE_VIS_ONLY __map_const_iterator 725{ 726 _TreeIterator __i_; 727 728 typedef typename _TreeIterator::__pointer_traits __pointer_traits; 729 typedef typename _TreeIterator::value_type __value_type; 730 typedef typename __extract_key_value_types<__value_type>::__key_type __key_type; 731 typedef typename __extract_key_value_types<__value_type>::__mapped_type __mapped_type; 732public: 733 typedef bidirectional_iterator_tag iterator_category; 734 typedef pair<__key_type, __mapped_type> value_type; 735 typedef typename _TreeIterator::difference_type difference_type; 736 typedef const value_type& reference; 737 typedef typename __pointer_traits::template 738#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES 739 rebind<const value_type> 740#else 741 rebind<const value_type>::other 742#endif 743 pointer; 744 745 _LIBCPP_INLINE_VISIBILITY 746 __map_const_iterator() _NOEXCEPT {} 747 748 _LIBCPP_INLINE_VISIBILITY 749 __map_const_iterator(_TreeIterator __i) _NOEXCEPT : __i_(__i) {} 750 _LIBCPP_INLINE_VISIBILITY 751 __map_const_iterator(__map_iterator< 752 typename _TreeIterator::__non_const_iterator> __i) _NOEXCEPT 753 : __i_(__i.__i_) {} 754 755 _LIBCPP_INLINE_VISIBILITY 756 reference operator*() const {return __i_->__cc;} 757 _LIBCPP_INLINE_VISIBILITY 758 pointer operator->() const {return pointer_traits<pointer>::pointer_to(__i_->__cc);} 759 760 _LIBCPP_INLINE_VISIBILITY 761 __map_const_iterator& operator++() {++__i_; return *this;} 762 _LIBCPP_INLINE_VISIBILITY 763 __map_const_iterator operator++(int) 764 { 765 __map_const_iterator __t(*this); 766 ++(*this); 767 return __t; 768 } 769 770 _LIBCPP_INLINE_VISIBILITY 771 __map_const_iterator& operator--() {--__i_; return *this;} 772 _LIBCPP_INLINE_VISIBILITY 773 __map_const_iterator operator--(int) 774 { 775 __map_const_iterator __t(*this); 776 --(*this); 777 return __t; 778 } 779 780 friend _LIBCPP_INLINE_VISIBILITY 781 bool operator==(const __map_const_iterator& __x, const __map_const_iterator& __y) 782 {return __x.__i_ == __y.__i_;} 783 friend _LIBCPP_INLINE_VISIBILITY 784 bool operator!=(const __map_const_iterator& __x, const __map_const_iterator& __y) 785 {return __x.__i_ != __y.__i_;} 786 787 template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY map; 788 template <class, class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY multimap; 789 template <class, class, class> friend class _LIBCPP_TYPE_VIS_ONLY __tree_const_iterator; 790}; 791 792template <class _Key, class _Tp, class _Compare = less<_Key>, 793 class _Allocator = allocator<pair<const _Key, _Tp> > > 794class _LIBCPP_TYPE_VIS_ONLY map 795{ 796public: 797 // types: 798 typedef _Key key_type; 799 typedef _Tp mapped_type; 800 typedef pair<const key_type, mapped_type> value_type; 801 typedef pair<key_type, mapped_type> __nc_value_type; 802 typedef _Compare key_compare; 803 typedef _Allocator allocator_type; 804 typedef value_type& reference; 805 typedef const value_type& const_reference; 806 807 class _LIBCPP_TYPE_VIS_ONLY value_compare 808 : public binary_function<value_type, value_type, bool> 809 { 810 friend class map; 811 protected: 812 key_compare comp; 813 814 _LIBCPP_INLINE_VISIBILITY value_compare(key_compare c) : comp(c) {} 815 public: 816 _LIBCPP_INLINE_VISIBILITY 817 bool operator()(const value_type& __x, const value_type& __y) const 818 {return comp(__x.first, __y.first);} 819 }; 820 821private: 822 823 typedef _VSTD::__value_type<key_type, mapped_type> __value_type; 824 typedef __map_value_compare<key_type, __value_type, key_compare> __vc; 825 typedef typename allocator_traits<allocator_type>::template 826#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES 827 rebind_alloc<__value_type> 828#else 829 rebind_alloc<__value_type>::other 830#endif 831 __allocator_type; 832 typedef __tree<__value_type, __vc, __allocator_type> __base; 833 typedef typename __base::__node_traits __node_traits; 834 typedef allocator_traits<allocator_type> __alloc_traits; 835 836 __base __tree_; 837 838public: 839 typedef typename __alloc_traits::pointer pointer; 840 typedef typename __alloc_traits::const_pointer const_pointer; 841 typedef typename __alloc_traits::size_type size_type; 842 typedef typename __alloc_traits::difference_type difference_type; 843 typedef __map_iterator<typename __base::iterator> iterator; 844 typedef __map_const_iterator<typename __base::const_iterator> const_iterator; 845 typedef _VSTD::reverse_iterator<iterator> reverse_iterator; 846 typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator; 847 848 _LIBCPP_INLINE_VISIBILITY 849 map() 850 _NOEXCEPT_( 851 is_nothrow_default_constructible<allocator_type>::value && 852 is_nothrow_default_constructible<key_compare>::value && 853 is_nothrow_copy_constructible<key_compare>::value) 854 : __tree_(__vc(key_compare())) {} 855 856 _LIBCPP_INLINE_VISIBILITY 857 explicit map(const key_compare& __comp) 858 _NOEXCEPT_( 859 is_nothrow_default_constructible<allocator_type>::value && 860 is_nothrow_copy_constructible<key_compare>::value) 861 : __tree_(__vc(__comp)) {} 862 863 _LIBCPP_INLINE_VISIBILITY 864 explicit map(const key_compare& __comp, const allocator_type& __a) 865 : __tree_(__vc(__comp), __a) {} 866 867 template <class _InputIterator> 868 _LIBCPP_INLINE_VISIBILITY 869 map(_InputIterator __f, _InputIterator __l, 870 const key_compare& __comp = key_compare()) 871 : __tree_(__vc(__comp)) 872 { 873 insert(__f, __l); 874 } 875 876 template <class _InputIterator> 877 _LIBCPP_INLINE_VISIBILITY 878 map(_InputIterator __f, _InputIterator __l, 879 const key_compare& __comp, const allocator_type& __a) 880 : __tree_(__vc(__comp), __a) 881 { 882 insert(__f, __l); 883 } 884 885#if _LIBCPP_STD_VER > 11 886 template <class _InputIterator> 887 _LIBCPP_INLINE_VISIBILITY 888 map(_InputIterator __f, _InputIterator __l, const allocator_type& __a) 889 : map(__f, __l, key_compare(), __a) {} 890#endif 891 892 _LIBCPP_INLINE_VISIBILITY 893 map(const map& __m) 894 : __tree_(__m.__tree_) 895 { 896 insert(__m.begin(), __m.end()); 897 } 898 899 _LIBCPP_INLINE_VISIBILITY 900 map& operator=(const map& __m) 901 { 902#if __cplusplus >= 201103L 903 __tree_ = __m.__tree_; 904#else 905 if (this != &__m) { 906 __tree_.clear(); 907 __tree_.value_comp() = __m.__tree_.value_comp(); 908 __tree_.__copy_assign_alloc(__m.__tree_); 909 insert(__m.begin(), __m.end()); 910 } 911#endif 912 return *this; 913 } 914 915#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 916 917 _LIBCPP_INLINE_VISIBILITY 918 map(map&& __m) 919 _NOEXCEPT_(is_nothrow_move_constructible<__base>::value) 920 : __tree_(_VSTD::move(__m.__tree_)) 921 { 922 } 923 924 map(map&& __m, const allocator_type& __a); 925 926 _LIBCPP_INLINE_VISIBILITY 927 map& operator=(map&& __m) 928 _NOEXCEPT_(is_nothrow_move_assignable<__base>::value) 929 { 930 __tree_ = _VSTD::move(__m.__tree_); 931 return *this; 932 } 933 934#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 935 936#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 937 938 _LIBCPP_INLINE_VISIBILITY 939 map(initializer_list<value_type> __il, const key_compare& __comp = key_compare()) 940 : __tree_(__vc(__comp)) 941 { 942 insert(__il.begin(), __il.end()); 943 } 944 945 _LIBCPP_INLINE_VISIBILITY 946 map(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a) 947 : __tree_(__vc(__comp), __a) 948 { 949 insert(__il.begin(), __il.end()); 950 } 951 952#if _LIBCPP_STD_VER > 11 953 _LIBCPP_INLINE_VISIBILITY 954 map(initializer_list<value_type> __il, const allocator_type& __a) 955 : map(__il, key_compare(), __a) {} 956#endif 957 958 _LIBCPP_INLINE_VISIBILITY 959 map& operator=(initializer_list<value_type> __il) 960 { 961 __tree_.__assign_unique(__il.begin(), __il.end()); 962 return *this; 963 } 964 965#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 966 967 _LIBCPP_INLINE_VISIBILITY 968 explicit map(const allocator_type& __a) 969 : __tree_(__a) 970 { 971 } 972 973 _LIBCPP_INLINE_VISIBILITY 974 map(const map& __m, const allocator_type& __a) 975 : __tree_(__m.__tree_.value_comp(), __a) 976 { 977 insert(__m.begin(), __m.end()); 978 } 979 980 _LIBCPP_INLINE_VISIBILITY 981 iterator begin() _NOEXCEPT {return __tree_.begin();} 982 _LIBCPP_INLINE_VISIBILITY 983 const_iterator begin() const _NOEXCEPT {return __tree_.begin();} 984 _LIBCPP_INLINE_VISIBILITY 985 iterator end() _NOEXCEPT {return __tree_.end();} 986 _LIBCPP_INLINE_VISIBILITY 987 const_iterator end() const _NOEXCEPT {return __tree_.end();} 988 989 _LIBCPP_INLINE_VISIBILITY 990 reverse_iterator rbegin() _NOEXCEPT {return reverse_iterator(end());} 991 _LIBCPP_INLINE_VISIBILITY 992 const_reverse_iterator rbegin() const _NOEXCEPT 993 {return const_reverse_iterator(end());} 994 _LIBCPP_INLINE_VISIBILITY 995 reverse_iterator rend() _NOEXCEPT 996 {return reverse_iterator(begin());} 997 _LIBCPP_INLINE_VISIBILITY 998 const_reverse_iterator rend() const _NOEXCEPT 999 {return const_reverse_iterator(begin());} 1000 1001 _LIBCPP_INLINE_VISIBILITY 1002 const_iterator cbegin() const _NOEXCEPT {return begin();} 1003 _LIBCPP_INLINE_VISIBILITY 1004 const_iterator cend() const _NOEXCEPT {return end();} 1005 _LIBCPP_INLINE_VISIBILITY 1006 const_reverse_iterator crbegin() const _NOEXCEPT {return rbegin();} 1007 _LIBCPP_INLINE_VISIBILITY 1008 const_reverse_iterator crend() const _NOEXCEPT {return rend();} 1009 1010 _LIBCPP_INLINE_VISIBILITY 1011 bool empty() const _NOEXCEPT {return __tree_.size() == 0;} 1012 _LIBCPP_INLINE_VISIBILITY 1013 size_type size() const _NOEXCEPT {return __tree_.size();} 1014 _LIBCPP_INLINE_VISIBILITY 1015 size_type max_size() const _NOEXCEPT {return __tree_.max_size();} 1016 1017 mapped_type& operator[](const key_type& __k); 1018#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1019 mapped_type& operator[](key_type&& __k); 1020#endif 1021 1022 mapped_type& at(const key_type& __k); 1023 const mapped_type& at(const key_type& __k) const; 1024 1025 _LIBCPP_INLINE_VISIBILITY 1026 allocator_type get_allocator() const _NOEXCEPT {return __tree_.__alloc();} 1027 _LIBCPP_INLINE_VISIBILITY 1028 key_compare key_comp() const {return __tree_.value_comp().key_comp();} 1029 _LIBCPP_INLINE_VISIBILITY 1030 value_compare value_comp() const {return value_compare(__tree_.value_comp().key_comp());} 1031 1032#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1033#ifndef _LIBCPP_HAS_NO_VARIADICS 1034 1035 template <class ..._Args> 1036 pair<iterator, bool> 1037 emplace(_Args&& ...__args); 1038 1039 template <class ..._Args> 1040 iterator 1041 emplace_hint(const_iterator __p, _Args&& ...__args); 1042 1043#endif // _LIBCPP_HAS_NO_VARIADICS 1044 1045 template <class _Pp, 1046 class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> 1047 _LIBCPP_INLINE_VISIBILITY 1048 pair<iterator, bool> insert(_Pp&& __p) 1049 {return __tree_.__insert_unique(_VSTD::forward<_Pp>(__p));} 1050 1051 template <class _Pp, 1052 class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> 1053 _LIBCPP_INLINE_VISIBILITY 1054 iterator insert(const_iterator __pos, _Pp&& __p) 1055 {return __tree_.__insert_unique(__pos.__i_, _VSTD::forward<_Pp>(__p));} 1056 1057#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1058 1059 _LIBCPP_INLINE_VISIBILITY 1060 pair<iterator, bool> 1061 insert(const value_type& __v) {return __tree_.__insert_unique(__v);} 1062 1063 _LIBCPP_INLINE_VISIBILITY 1064 iterator 1065 insert(const_iterator __p, const value_type& __v) 1066 {return __tree_.__insert_unique(__p.__i_, __v);} 1067 1068 template <class _InputIterator> 1069 _LIBCPP_INLINE_VISIBILITY 1070 void insert(_InputIterator __f, _InputIterator __l) 1071 { 1072 for (const_iterator __e = cend(); __f != __l; ++__f) 1073 insert(__e.__i_, *__f); 1074 } 1075 1076#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1077 1078 _LIBCPP_INLINE_VISIBILITY 1079 void insert(initializer_list<value_type> __il) 1080 {insert(__il.begin(), __il.end());} 1081 1082#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1083 1084 _LIBCPP_INLINE_VISIBILITY 1085 iterator erase(const_iterator __p) {return __tree_.erase(__p.__i_);} 1086 _LIBCPP_INLINE_VISIBILITY 1087 size_type erase(const key_type& __k) 1088 {return __tree_.__erase_unique(__k);} 1089 _LIBCPP_INLINE_VISIBILITY 1090 iterator erase(const_iterator __f, const_iterator __l) 1091 {return __tree_.erase(__f.__i_, __l.__i_);} 1092 _LIBCPP_INLINE_VISIBILITY 1093 void clear() _NOEXCEPT {__tree_.clear();} 1094 1095 _LIBCPP_INLINE_VISIBILITY 1096 void swap(map& __m) 1097 _NOEXCEPT_(__is_nothrow_swappable<__base>::value) 1098 {__tree_.swap(__m.__tree_);} 1099 1100 _LIBCPP_INLINE_VISIBILITY 1101 iterator find(const key_type& __k) {return __tree_.find(__k);} 1102 _LIBCPP_INLINE_VISIBILITY 1103 const_iterator find(const key_type& __k) const {return __tree_.find(__k);} 1104#if _LIBCPP_STD_VER > 11 1105 template <typename _K2> 1106 _LIBCPP_INLINE_VISIBILITY 1107 typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type 1108 find(const _K2& __k) {return __tree_.find(__k);} 1109 template <typename _K2> 1110 _LIBCPP_INLINE_VISIBILITY 1111 typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type 1112 find(const _K2& __k) const {return __tree_.find(__k);} 1113#endif 1114 1115 _LIBCPP_INLINE_VISIBILITY 1116 size_type count(const key_type& __k) const 1117 {return __tree_.__count_unique(__k);} 1118#if _LIBCPP_STD_VER > 11 1119 template <typename _K2> 1120 _LIBCPP_INLINE_VISIBILITY 1121 typename enable_if<__is_transparent<_Compare, _K2>::value,size_type>::type 1122 count(const _K2& __k) {return __tree_.__count_unique(__k);} 1123#endif 1124 _LIBCPP_INLINE_VISIBILITY 1125 iterator lower_bound(const key_type& __k) 1126 {return __tree_.lower_bound(__k);} 1127 _LIBCPP_INLINE_VISIBILITY 1128 const_iterator lower_bound(const key_type& __k) const 1129 {return __tree_.lower_bound(__k);} 1130#if _LIBCPP_STD_VER > 11 1131 template <typename _K2> 1132 _LIBCPP_INLINE_VISIBILITY 1133 typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type 1134 lower_bound(const _K2& __k) {return __tree_.lower_bound(__k);} 1135 1136 template <typename _K2> 1137 _LIBCPP_INLINE_VISIBILITY 1138 typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type 1139 lower_bound(const _K2& __k) const {return __tree_.lower_bound(__k);} 1140#endif 1141 1142 _LIBCPP_INLINE_VISIBILITY 1143 iterator upper_bound(const key_type& __k) 1144 {return __tree_.upper_bound(__k);} 1145 _LIBCPP_INLINE_VISIBILITY 1146 const_iterator upper_bound(const key_type& __k) const 1147 {return __tree_.upper_bound(__k);} 1148#if _LIBCPP_STD_VER > 11 1149 template <typename _K2> 1150 _LIBCPP_INLINE_VISIBILITY 1151 typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type 1152 upper_bound(const _K2& __k) {return __tree_.upper_bound(__k);} 1153 template <typename _K2> 1154 _LIBCPP_INLINE_VISIBILITY 1155 typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type 1156 upper_bound(const _K2& __k) const {return __tree_.upper_bound(__k);} 1157#endif 1158 1159 _LIBCPP_INLINE_VISIBILITY 1160 pair<iterator,iterator> equal_range(const key_type& __k) 1161 {return __tree_.__equal_range_unique(__k);} 1162 _LIBCPP_INLINE_VISIBILITY 1163 pair<const_iterator,const_iterator> equal_range(const key_type& __k) const 1164 {return __tree_.__equal_range_unique(__k);} 1165#if _LIBCPP_STD_VER > 11 1166 template <typename _K2> 1167 _LIBCPP_INLINE_VISIBILITY 1168 typename enable_if<__is_transparent<_Compare, _K2>::value,pair<iterator,iterator>>::type 1169 equal_range(const _K2& __k) {return __tree_.__equal_range_unique(__k);} 1170 template <typename _K2> 1171 _LIBCPP_INLINE_VISIBILITY 1172 typename enable_if<__is_transparent<_Compare, _K2>::value,pair<const_iterator,const_iterator>>::type 1173 equal_range(const _K2& __k) const {return __tree_.__equal_range_unique(__k);} 1174#endif 1175 1176private: 1177 typedef typename __base::__node __node; 1178 typedef typename __base::__node_allocator __node_allocator; 1179 typedef typename __base::__node_pointer __node_pointer; 1180 typedef typename __base::__node_const_pointer __node_const_pointer; 1181 typedef typename __base::__node_base_pointer __node_base_pointer; 1182 typedef typename __base::__node_base_const_pointer __node_base_const_pointer; 1183 typedef __map_node_destructor<__node_allocator> _Dp; 1184 typedef unique_ptr<__node, _Dp> __node_holder; 1185 1186#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1187 __node_holder __construct_node(); 1188 template <class _A0> 1189 __node_holder __construct_node(_A0&& __a0); 1190 __node_holder __construct_node_with_key(key_type&& __k); 1191#ifndef _LIBCPP_HAS_NO_VARIADICS 1192 template <class _A0, class _A1, class ..._Args> 1193 __node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args); 1194#endif // _LIBCPP_HAS_NO_VARIADICS 1195#endif 1196 __node_holder __construct_node_with_key(const key_type& __k); 1197 1198 __node_base_pointer& 1199 __find_equal_key(__node_base_pointer& __parent, const key_type& __k); 1200 __node_base_const_pointer 1201 __find_equal_key(__node_base_const_pointer& __parent, const key_type& __k) const; 1202}; 1203 1204// Find place to insert if __k doesn't exist 1205// Set __parent to parent of null leaf 1206// Return reference to null leaf 1207// If __k exists, set parent to node of __k and return reference to node of __k 1208template <class _Key, class _Tp, class _Compare, class _Allocator> 1209typename map<_Key, _Tp, _Compare, _Allocator>::__node_base_pointer& 1210map<_Key, _Tp, _Compare, _Allocator>::__find_equal_key(__node_base_pointer& __parent, 1211 const key_type& __k) 1212{ 1213 __node_pointer __nd = __tree_.__root(); 1214 if (__nd != nullptr) 1215 { 1216 while (true) 1217 { 1218 if (__tree_.value_comp().key_comp()(__k, __nd->__value_.__cc.first)) 1219 { 1220 if (__nd->__left_ != nullptr) 1221 __nd = static_cast<__node_pointer>(__nd->__left_); 1222 else 1223 { 1224 __parent = static_cast<__node_base_pointer>(__nd); 1225 return __parent->__left_; 1226 } 1227 } 1228 else if (__tree_.value_comp().key_comp()(__nd->__value_.__cc.first, __k)) 1229 { 1230 if (__nd->__right_ != nullptr) 1231 __nd = static_cast<__node_pointer>(__nd->__right_); 1232 else 1233 { 1234 __parent = static_cast<__node_base_pointer>(__nd); 1235 return __parent->__right_; 1236 } 1237 } 1238 else 1239 { 1240 __parent = static_cast<__node_base_pointer>(__nd); 1241 return __parent; 1242 } 1243 } 1244 } 1245 __parent = static_cast<__node_base_pointer>(__tree_.__end_node()); 1246 return __parent->__left_; 1247} 1248 1249// Find __k 1250// Set __parent to parent of null leaf and 1251// return reference to null leaf iv __k does not exist. 1252// If __k exists, set parent to node of __k and return reference to node of __k 1253template <class _Key, class _Tp, class _Compare, class _Allocator> 1254typename map<_Key, _Tp, _Compare, _Allocator>::__node_base_const_pointer 1255map<_Key, _Tp, _Compare, _Allocator>::__find_equal_key(__node_base_const_pointer& __parent, 1256 const key_type& __k) const 1257{ 1258 __node_const_pointer __nd = __tree_.__root(); 1259 if (__nd != nullptr) 1260 { 1261 while (true) 1262 { 1263 if (__tree_.value_comp().key_comp()(__k, __nd->__value_.__cc.first)) 1264 { 1265 if (__nd->__left_ != nullptr) 1266 __nd = static_cast<__node_pointer>(__nd->__left_); 1267 else 1268 { 1269 __parent = static_cast<__node_base_pointer>(__nd); 1270 return const_cast<const __node_base_const_pointer&>(__parent->__left_); 1271 } 1272 } 1273 else if (__tree_.value_comp().key_comp()(__nd->__value_.__cc.first, __k)) 1274 { 1275 if (__nd->__right_ != nullptr) 1276 __nd = static_cast<__node_pointer>(__nd->__right_); 1277 else 1278 { 1279 __parent = static_cast<__node_base_pointer>(__nd); 1280 return const_cast<const __node_base_const_pointer&>(__parent->__right_); 1281 } 1282 } 1283 else 1284 { 1285 __parent = static_cast<__node_base_pointer>(__nd); 1286 return __parent; 1287 } 1288 } 1289 } 1290 __parent = static_cast<__node_base_pointer>(__tree_.__end_node()); 1291 return const_cast<const __node_base_const_pointer&>(__parent->__left_); 1292} 1293 1294#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1295 1296template <class _Key, class _Tp, class _Compare, class _Allocator> 1297map<_Key, _Tp, _Compare, _Allocator>::map(map&& __m, const allocator_type& __a) 1298 : __tree_(_VSTD::move(__m.__tree_), __a) 1299{ 1300 if (__a != __m.get_allocator()) 1301 { 1302 const_iterator __e = cend(); 1303 while (!__m.empty()) 1304 __tree_.__insert_unique(__e.__i_, 1305 _VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_)); 1306 } 1307} 1308 1309template <class _Key, class _Tp, class _Compare, class _Allocator> 1310typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder 1311map<_Key, _Tp, _Compare, _Allocator>::__construct_node() 1312{ 1313 __node_allocator& __na = __tree_.__node_alloc(); 1314 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1315 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first)); 1316 __h.get_deleter().__first_constructed = true; 1317 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second)); 1318 __h.get_deleter().__second_constructed = true; 1319 return __h; 1320} 1321 1322template <class _Key, class _Tp, class _Compare, class _Allocator> 1323template <class _A0> 1324typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder 1325map<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0) 1326{ 1327 __node_allocator& __na = __tree_.__node_alloc(); 1328 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1329 __node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::forward<_A0>(__a0)); 1330 __h.get_deleter().__first_constructed = true; 1331 __h.get_deleter().__second_constructed = true; 1332 return __h; 1333} 1334 1335template <class _Key, class _Tp, class _Compare, class _Allocator> 1336typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder 1337map<_Key, _Tp, _Compare, _Allocator>::__construct_node_with_key(key_type&& __k) 1338{ 1339 __node_allocator& __na = __tree_.__node_alloc(); 1340 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1341 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first), _VSTD::move(__k)); 1342 __h.get_deleter().__first_constructed = true; 1343 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second)); 1344 __h.get_deleter().__second_constructed = true; 1345 return __h; 1346} 1347 1348#ifndef _LIBCPP_HAS_NO_VARIADICS 1349 1350template <class _Key, class _Tp, class _Compare, class _Allocator> 1351template <class _A0, class _A1, class ..._Args> 1352typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder 1353map<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args) 1354{ 1355 __node_allocator& __na = __tree_.__node_alloc(); 1356 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1357 __node_traits::construct(__na, _VSTD::addressof(__h->__value_), 1358 _VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1), 1359 _VSTD::forward<_Args>(__args)...); 1360 __h.get_deleter().__first_constructed = true; 1361 __h.get_deleter().__second_constructed = true; 1362 return __h; 1363} 1364 1365#endif // _LIBCPP_HAS_NO_VARIADICS 1366 1367#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1368 1369template <class _Key, class _Tp, class _Compare, class _Allocator> 1370typename map<_Key, _Tp, _Compare, _Allocator>::__node_holder 1371map<_Key, _Tp, _Compare, _Allocator>::__construct_node_with_key(const key_type& __k) 1372{ 1373 __node_allocator& __na = __tree_.__node_alloc(); 1374 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1375 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first), __k); 1376 __h.get_deleter().__first_constructed = true; 1377 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second)); 1378 __h.get_deleter().__second_constructed = true; 1379 return _VSTD::move(__h); // explicitly moved for C++03 1380} 1381 1382template <class _Key, class _Tp, class _Compare, class _Allocator> 1383_Tp& 1384map<_Key, _Tp, _Compare, _Allocator>::operator[](const key_type& __k) 1385{ 1386 __node_base_pointer __parent; 1387 __node_base_pointer& __child = __find_equal_key(__parent, __k); 1388 __node_pointer __r = static_cast<__node_pointer>(__child); 1389 if (__child == nullptr) 1390 { 1391 __node_holder __h = __construct_node_with_key(__k); 1392 __tree_.__insert_node_at(__parent, __child, static_cast<__node_base_pointer>(__h.get())); 1393 __r = __h.release(); 1394 } 1395 return __r->__value_.__cc.second; 1396} 1397 1398#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1399 1400template <class _Key, class _Tp, class _Compare, class _Allocator> 1401_Tp& 1402map<_Key, _Tp, _Compare, _Allocator>::operator[](key_type&& __k) 1403{ 1404 __node_base_pointer __parent; 1405 __node_base_pointer& __child = __find_equal_key(__parent, __k); 1406 __node_pointer __r = static_cast<__node_pointer>(__child); 1407 if (__child == nullptr) 1408 { 1409 __node_holder __h = __construct_node_with_key(_VSTD::move(__k)); 1410 __tree_.__insert_node_at(__parent, __child, static_cast<__node_base_pointer>(__h.get())); 1411 __r = __h.release(); 1412 } 1413 return __r->__value_.__cc.second; 1414} 1415 1416#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1417 1418template <class _Key, class _Tp, class _Compare, class _Allocator> 1419_Tp& 1420map<_Key, _Tp, _Compare, _Allocator>::at(const key_type& __k) 1421{ 1422 __node_base_pointer __parent; 1423 __node_base_pointer& __child = __find_equal_key(__parent, __k); 1424#ifndef _LIBCPP_NO_EXCEPTIONS 1425 if (__child == nullptr) 1426 throw out_of_range("map::at: key not found"); 1427#endif // _LIBCPP_NO_EXCEPTIONS 1428 return static_cast<__node_pointer>(__child)->__value_.__cc.second; 1429} 1430 1431template <class _Key, class _Tp, class _Compare, class _Allocator> 1432const _Tp& 1433map<_Key, _Tp, _Compare, _Allocator>::at(const key_type& __k) const 1434{ 1435 __node_base_const_pointer __parent; 1436 __node_base_const_pointer __child = __find_equal_key(__parent, __k); 1437#ifndef _LIBCPP_NO_EXCEPTIONS 1438 if (__child == nullptr) 1439 throw out_of_range("map::at: key not found"); 1440#endif // _LIBCPP_NO_EXCEPTIONS 1441 return static_cast<__node_const_pointer>(__child)->__value_.__cc.second; 1442} 1443 1444#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) 1445 1446template <class _Key, class _Tp, class _Compare, class _Allocator> 1447template <class ..._Args> 1448pair<typename map<_Key, _Tp, _Compare, _Allocator>::iterator, bool> 1449map<_Key, _Tp, _Compare, _Allocator>::emplace(_Args&& ...__args) 1450{ 1451 __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...); 1452 pair<iterator, bool> __r = __tree_.__node_insert_unique(__h.get()); 1453 if (__r.second) 1454 __h.release(); 1455 return __r; 1456} 1457 1458template <class _Key, class _Tp, class _Compare, class _Allocator> 1459template <class ..._Args> 1460typename map<_Key, _Tp, _Compare, _Allocator>::iterator 1461map<_Key, _Tp, _Compare, _Allocator>::emplace_hint(const_iterator __p, 1462 _Args&& ...__args) 1463{ 1464 __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...); 1465 iterator __r = __tree_.__node_insert_unique(__p.__i_, __h.get()); 1466 if (__r.__i_.__ptr_ == __h.get()) 1467 __h.release(); 1468 return __r; 1469} 1470 1471#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) 1472 1473template <class _Key, class _Tp, class _Compare, class _Allocator> 1474inline _LIBCPP_INLINE_VISIBILITY 1475bool 1476operator==(const map<_Key, _Tp, _Compare, _Allocator>& __x, 1477 const map<_Key, _Tp, _Compare, _Allocator>& __y) 1478{ 1479 return __x.size() == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin()); 1480} 1481 1482template <class _Key, class _Tp, class _Compare, class _Allocator> 1483inline _LIBCPP_INLINE_VISIBILITY 1484bool 1485operator< (const map<_Key, _Tp, _Compare, _Allocator>& __x, 1486 const map<_Key, _Tp, _Compare, _Allocator>& __y) 1487{ 1488 return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end()); 1489} 1490 1491template <class _Key, class _Tp, class _Compare, class _Allocator> 1492inline _LIBCPP_INLINE_VISIBILITY 1493bool 1494operator!=(const map<_Key, _Tp, _Compare, _Allocator>& __x, 1495 const map<_Key, _Tp, _Compare, _Allocator>& __y) 1496{ 1497 return !(__x == __y); 1498} 1499 1500template <class _Key, class _Tp, class _Compare, class _Allocator> 1501inline _LIBCPP_INLINE_VISIBILITY 1502bool 1503operator> (const map<_Key, _Tp, _Compare, _Allocator>& __x, 1504 const map<_Key, _Tp, _Compare, _Allocator>& __y) 1505{ 1506 return __y < __x; 1507} 1508 1509template <class _Key, class _Tp, class _Compare, class _Allocator> 1510inline _LIBCPP_INLINE_VISIBILITY 1511bool 1512operator>=(const map<_Key, _Tp, _Compare, _Allocator>& __x, 1513 const map<_Key, _Tp, _Compare, _Allocator>& __y) 1514{ 1515 return !(__x < __y); 1516} 1517 1518template <class _Key, class _Tp, class _Compare, class _Allocator> 1519inline _LIBCPP_INLINE_VISIBILITY 1520bool 1521operator<=(const map<_Key, _Tp, _Compare, _Allocator>& __x, 1522 const map<_Key, _Tp, _Compare, _Allocator>& __y) 1523{ 1524 return !(__y < __x); 1525} 1526 1527template <class _Key, class _Tp, class _Compare, class _Allocator> 1528inline _LIBCPP_INLINE_VISIBILITY 1529void 1530swap(map<_Key, _Tp, _Compare, _Allocator>& __x, 1531 map<_Key, _Tp, _Compare, _Allocator>& __y) 1532 _NOEXCEPT_(_NOEXCEPT_(__x.swap(__y))) 1533{ 1534 __x.swap(__y); 1535} 1536 1537template <class _Key, class _Tp, class _Compare = less<_Key>, 1538 class _Allocator = allocator<pair<const _Key, _Tp> > > 1539class _LIBCPP_TYPE_VIS_ONLY multimap 1540{ 1541public: 1542 // types: 1543 typedef _Key key_type; 1544 typedef _Tp mapped_type; 1545 typedef pair<const key_type, mapped_type> value_type; 1546 typedef pair<key_type, mapped_type> __nc_value_type; 1547 typedef _Compare key_compare; 1548 typedef _Allocator allocator_type; 1549 typedef value_type& reference; 1550 typedef const value_type& const_reference; 1551 1552 class _LIBCPP_TYPE_VIS_ONLY value_compare 1553 : public binary_function<value_type, value_type, bool> 1554 { 1555 friend class multimap; 1556 protected: 1557 key_compare comp; 1558 1559 _LIBCPP_INLINE_VISIBILITY 1560 value_compare(key_compare c) : comp(c) {} 1561 public: 1562 _LIBCPP_INLINE_VISIBILITY 1563 bool operator()(const value_type& __x, const value_type& __y) const 1564 {return comp(__x.first, __y.first);} 1565 }; 1566 1567private: 1568 1569 typedef _VSTD::__value_type<key_type, mapped_type> __value_type; 1570 typedef __map_value_compare<key_type, __value_type, key_compare> __vc; 1571 typedef typename allocator_traits<allocator_type>::template 1572#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES 1573 rebind_alloc<__value_type> 1574#else 1575 rebind_alloc<__value_type>::other 1576#endif 1577 __allocator_type; 1578 typedef __tree<__value_type, __vc, __allocator_type> __base; 1579 typedef typename __base::__node_traits __node_traits; 1580 typedef allocator_traits<allocator_type> __alloc_traits; 1581 1582 __base __tree_; 1583 1584public: 1585 typedef typename __alloc_traits::pointer pointer; 1586 typedef typename __alloc_traits::const_pointer const_pointer; 1587 typedef typename __alloc_traits::size_type size_type; 1588 typedef typename __alloc_traits::difference_type difference_type; 1589 typedef __map_iterator<typename __base::iterator> iterator; 1590 typedef __map_const_iterator<typename __base::const_iterator> const_iterator; 1591 typedef _VSTD::reverse_iterator<iterator> reverse_iterator; 1592 typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator; 1593 1594 _LIBCPP_INLINE_VISIBILITY 1595 multimap() 1596 _NOEXCEPT_( 1597 is_nothrow_default_constructible<allocator_type>::value && 1598 is_nothrow_default_constructible<key_compare>::value && 1599 is_nothrow_copy_constructible<key_compare>::value) 1600 : __tree_(__vc(key_compare())) {} 1601 1602 _LIBCPP_INLINE_VISIBILITY 1603 explicit multimap(const key_compare& __comp) 1604 _NOEXCEPT_( 1605 is_nothrow_default_constructible<allocator_type>::value && 1606 is_nothrow_copy_constructible<key_compare>::value) 1607 : __tree_(__vc(__comp)) {} 1608 1609 _LIBCPP_INLINE_VISIBILITY 1610 explicit multimap(const key_compare& __comp, const allocator_type& __a) 1611 : __tree_(__vc(__comp), __a) {} 1612 1613 template <class _InputIterator> 1614 _LIBCPP_INLINE_VISIBILITY 1615 multimap(_InputIterator __f, _InputIterator __l, 1616 const key_compare& __comp = key_compare()) 1617 : __tree_(__vc(__comp)) 1618 { 1619 insert(__f, __l); 1620 } 1621 1622 template <class _InputIterator> 1623 _LIBCPP_INLINE_VISIBILITY 1624 multimap(_InputIterator __f, _InputIterator __l, 1625 const key_compare& __comp, const allocator_type& __a) 1626 : __tree_(__vc(__comp), __a) 1627 { 1628 insert(__f, __l); 1629 } 1630 1631#if _LIBCPP_STD_VER > 11 1632 template <class _InputIterator> 1633 _LIBCPP_INLINE_VISIBILITY 1634 multimap(_InputIterator __f, _InputIterator __l, const allocator_type& __a) 1635 : multimap(__f, __l, key_compare(), __a) {} 1636#endif 1637 1638 _LIBCPP_INLINE_VISIBILITY 1639 multimap(const multimap& __m) 1640 : __tree_(__m.__tree_.value_comp(), 1641 __alloc_traits::select_on_container_copy_construction(__m.__tree_.__alloc())) 1642 { 1643 insert(__m.begin(), __m.end()); 1644 } 1645 1646 _LIBCPP_INLINE_VISIBILITY 1647 multimap& operator=(const multimap& __m) 1648 { 1649#if __cplusplus >= 201103L 1650 __tree_ = __m.__tree_; 1651#else 1652 if (this != &__m) { 1653 __tree_.clear(); 1654 __tree_.value_comp() = __m.__tree_.value_comp(); 1655 __tree_.__copy_assign_alloc(__m.__tree_); 1656 insert(__m.begin(), __m.end()); 1657 } 1658#endif 1659 return *this; 1660 } 1661 1662#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1663 1664 _LIBCPP_INLINE_VISIBILITY 1665 multimap(multimap&& __m) 1666 _NOEXCEPT_(is_nothrow_move_constructible<__base>::value) 1667 : __tree_(_VSTD::move(__m.__tree_)) 1668 { 1669 } 1670 1671 multimap(multimap&& __m, const allocator_type& __a); 1672 1673 _LIBCPP_INLINE_VISIBILITY 1674 multimap& operator=(multimap&& __m) 1675 _NOEXCEPT_(is_nothrow_move_assignable<__base>::value) 1676 { 1677 __tree_ = _VSTD::move(__m.__tree_); 1678 return *this; 1679 } 1680 1681#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1682 1683#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1684 1685 _LIBCPP_INLINE_VISIBILITY 1686 multimap(initializer_list<value_type> __il, const key_compare& __comp = key_compare()) 1687 : __tree_(__vc(__comp)) 1688 { 1689 insert(__il.begin(), __il.end()); 1690 } 1691 1692 _LIBCPP_INLINE_VISIBILITY 1693 multimap(initializer_list<value_type> __il, const key_compare& __comp, const allocator_type& __a) 1694 : __tree_(__vc(__comp), __a) 1695 { 1696 insert(__il.begin(), __il.end()); 1697 } 1698 1699#if _LIBCPP_STD_VER > 11 1700 _LIBCPP_INLINE_VISIBILITY 1701 multimap(initializer_list<value_type> __il, const allocator_type& __a) 1702 : multimap(__il, key_compare(), __a) {} 1703#endif 1704 1705 _LIBCPP_INLINE_VISIBILITY 1706 multimap& operator=(initializer_list<value_type> __il) 1707 { 1708 __tree_.__assign_multi(__il.begin(), __il.end()); 1709 return *this; 1710 } 1711 1712#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1713 1714 _LIBCPP_INLINE_VISIBILITY 1715 explicit multimap(const allocator_type& __a) 1716 : __tree_(__a) 1717 { 1718 } 1719 1720 _LIBCPP_INLINE_VISIBILITY 1721 multimap(const multimap& __m, const allocator_type& __a) 1722 : __tree_(__m.__tree_.value_comp(), __a) 1723 { 1724 insert(__m.begin(), __m.end()); 1725 } 1726 1727 _LIBCPP_INLINE_VISIBILITY 1728 iterator begin() _NOEXCEPT {return __tree_.begin();} 1729 _LIBCPP_INLINE_VISIBILITY 1730 const_iterator begin() const _NOEXCEPT {return __tree_.begin();} 1731 _LIBCPP_INLINE_VISIBILITY 1732 iterator end() _NOEXCEPT {return __tree_.end();} 1733 _LIBCPP_INLINE_VISIBILITY 1734 const_iterator end() const _NOEXCEPT {return __tree_.end();} 1735 1736 _LIBCPP_INLINE_VISIBILITY 1737 reverse_iterator rbegin() _NOEXCEPT {return reverse_iterator(end());} 1738 _LIBCPP_INLINE_VISIBILITY 1739 const_reverse_iterator rbegin() const _NOEXCEPT 1740 {return const_reverse_iterator(end());} 1741 _LIBCPP_INLINE_VISIBILITY 1742 reverse_iterator rend() _NOEXCEPT {return reverse_iterator(begin());} 1743 _LIBCPP_INLINE_VISIBILITY 1744 const_reverse_iterator rend() const _NOEXCEPT 1745 {return const_reverse_iterator(begin());} 1746 1747 _LIBCPP_INLINE_VISIBILITY 1748 const_iterator cbegin() const _NOEXCEPT {return begin();} 1749 _LIBCPP_INLINE_VISIBILITY 1750 const_iterator cend() const _NOEXCEPT {return end();} 1751 _LIBCPP_INLINE_VISIBILITY 1752 const_reverse_iterator crbegin() const _NOEXCEPT {return rbegin();} 1753 _LIBCPP_INLINE_VISIBILITY 1754 const_reverse_iterator crend() const _NOEXCEPT {return rend();} 1755 1756 _LIBCPP_INLINE_VISIBILITY 1757 bool empty() const _NOEXCEPT {return __tree_.size() == 0;} 1758 _LIBCPP_INLINE_VISIBILITY 1759 size_type size() const _NOEXCEPT {return __tree_.size();} 1760 _LIBCPP_INLINE_VISIBILITY 1761 size_type max_size() const _NOEXCEPT {return __tree_.max_size();} 1762 1763 _LIBCPP_INLINE_VISIBILITY 1764 allocator_type get_allocator() const _NOEXCEPT {return __tree_.__alloc();} 1765 _LIBCPP_INLINE_VISIBILITY 1766 key_compare key_comp() const {return __tree_.value_comp().key_comp();} 1767 _LIBCPP_INLINE_VISIBILITY 1768 value_compare value_comp() const 1769 {return value_compare(__tree_.value_comp().key_comp());} 1770 1771#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1772#ifndef _LIBCPP_HAS_NO_VARIADICS 1773 1774 template <class ..._Args> 1775 iterator 1776 emplace(_Args&& ...__args); 1777 1778 template <class ..._Args> 1779 iterator 1780 emplace_hint(const_iterator __p, _Args&& ...__args); 1781 1782#endif // _LIBCPP_HAS_NO_VARIADICS 1783 1784 template <class _Pp, 1785 class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> 1786 _LIBCPP_INLINE_VISIBILITY 1787 iterator insert(_Pp&& __p) 1788 {return __tree_.__insert_multi(_VSTD::forward<_Pp>(__p));} 1789 1790 template <class _Pp, 1791 class = typename enable_if<is_constructible<value_type, _Pp>::value>::type> 1792 _LIBCPP_INLINE_VISIBILITY 1793 iterator insert(const_iterator __pos, _Pp&& __p) 1794 {return __tree_.__insert_multi(__pos.__i_, _VSTD::forward<_Pp>(__p));} 1795 1796#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1797 1798 _LIBCPP_INLINE_VISIBILITY 1799 iterator insert(const value_type& __v) {return __tree_.__insert_multi(__v);} 1800 1801 _LIBCPP_INLINE_VISIBILITY 1802 iterator insert(const_iterator __p, const value_type& __v) 1803 {return __tree_.__insert_multi(__p.__i_, __v);} 1804 1805 template <class _InputIterator> 1806 _LIBCPP_INLINE_VISIBILITY 1807 void insert(_InputIterator __f, _InputIterator __l) 1808 { 1809 for (const_iterator __e = cend(); __f != __l; ++__f) 1810 __tree_.__insert_multi(__e.__i_, *__f); 1811 } 1812 1813#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1814 1815 _LIBCPP_INLINE_VISIBILITY 1816 void insert(initializer_list<value_type> __il) 1817 {insert(__il.begin(), __il.end());} 1818 1819#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1820 1821 _LIBCPP_INLINE_VISIBILITY 1822 iterator erase(const_iterator __p) {return __tree_.erase(__p.__i_);} 1823 _LIBCPP_INLINE_VISIBILITY 1824 size_type erase(const key_type& __k) {return __tree_.__erase_multi(__k);} 1825 _LIBCPP_INLINE_VISIBILITY 1826 iterator erase(const_iterator __f, const_iterator __l) 1827 {return __tree_.erase(__f.__i_, __l.__i_);} 1828 _LIBCPP_INLINE_VISIBILITY 1829 void clear() {__tree_.clear();} 1830 1831 _LIBCPP_INLINE_VISIBILITY 1832 void swap(multimap& __m) 1833 _NOEXCEPT_(__is_nothrow_swappable<__base>::value) 1834 {__tree_.swap(__m.__tree_);} 1835 1836 _LIBCPP_INLINE_VISIBILITY 1837 iterator find(const key_type& __k) {return __tree_.find(__k);} 1838 _LIBCPP_INLINE_VISIBILITY 1839 const_iterator find(const key_type& __k) const {return __tree_.find(__k);} 1840#if _LIBCPP_STD_VER > 11 1841 template <typename _K2> 1842 _LIBCPP_INLINE_VISIBILITY 1843 typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type 1844 find(const _K2& __k) {return __tree_.find(__k);} 1845 template <typename _K2> 1846 _LIBCPP_INLINE_VISIBILITY 1847 typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type 1848 find(const _K2& __k) const {return __tree_.find(__k);} 1849#endif 1850 1851 _LIBCPP_INLINE_VISIBILITY 1852 size_type count(const key_type& __k) const 1853 {return __tree_.__count_multi(__k);} 1854#if _LIBCPP_STD_VER > 11 1855 template <typename _K2> 1856 _LIBCPP_INLINE_VISIBILITY 1857 typename enable_if<__is_transparent<_Compare, _K2>::value,size_type>::type 1858 count(const _K2& __k) {return __tree_.__count_multi(__k);} 1859#endif 1860 _LIBCPP_INLINE_VISIBILITY 1861 iterator lower_bound(const key_type& __k) 1862 {return __tree_.lower_bound(__k);} 1863 _LIBCPP_INLINE_VISIBILITY 1864 const_iterator lower_bound(const key_type& __k) const 1865 {return __tree_.lower_bound(__k);} 1866#if _LIBCPP_STD_VER > 11 1867 template <typename _K2> 1868 _LIBCPP_INLINE_VISIBILITY 1869 typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type 1870 lower_bound(const _K2& __k) {return __tree_.lower_bound(__k);} 1871 1872 template <typename _K2> 1873 _LIBCPP_INLINE_VISIBILITY 1874 typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type 1875 lower_bound(const _K2& __k) const {return __tree_.lower_bound(__k);} 1876#endif 1877 1878 _LIBCPP_INLINE_VISIBILITY 1879 iterator upper_bound(const key_type& __k) 1880 {return __tree_.upper_bound(__k);} 1881 _LIBCPP_INLINE_VISIBILITY 1882 const_iterator upper_bound(const key_type& __k) const 1883 {return __tree_.upper_bound(__k);} 1884#if _LIBCPP_STD_VER > 11 1885 template <typename _K2> 1886 _LIBCPP_INLINE_VISIBILITY 1887 typename enable_if<__is_transparent<_Compare, _K2>::value,iterator>::type 1888 upper_bound(const _K2& __k) {return __tree_.upper_bound(__k);} 1889 template <typename _K2> 1890 _LIBCPP_INLINE_VISIBILITY 1891 typename enable_if<__is_transparent<_Compare, _K2>::value,const_iterator>::type 1892 upper_bound(const _K2& __k) const {return __tree_.upper_bound(__k);} 1893#endif 1894 1895 _LIBCPP_INLINE_VISIBILITY 1896 pair<iterator,iterator> equal_range(const key_type& __k) 1897 {return __tree_.__equal_range_multi(__k);} 1898 _LIBCPP_INLINE_VISIBILITY 1899 pair<const_iterator,const_iterator> equal_range(const key_type& __k) const 1900 {return __tree_.__equal_range_multi(__k);} 1901#if _LIBCPP_STD_VER > 11 1902 template <typename _K2> 1903 _LIBCPP_INLINE_VISIBILITY 1904 typename enable_if<__is_transparent<_Compare, _K2>::value,pair<iterator,iterator>>::type 1905 equal_range(const _K2& __k) {return __tree_.__equal_range_multi(__k);} 1906 template <typename _K2> 1907 _LIBCPP_INLINE_VISIBILITY 1908 typename enable_if<__is_transparent<_Compare, _K2>::value,pair<const_iterator,const_iterator>>::type 1909 equal_range(const _K2& __k) const {return __tree_.__equal_range_multi(__k);} 1910#endif 1911 1912private: 1913 typedef typename __base::__node __node; 1914 typedef typename __base::__node_allocator __node_allocator; 1915 typedef typename __base::__node_pointer __node_pointer; 1916 typedef typename __base::__node_const_pointer __node_const_pointer; 1917 typedef __map_node_destructor<__node_allocator> _Dp; 1918 typedef unique_ptr<__node, _Dp> __node_holder; 1919 1920#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1921 __node_holder __construct_node(); 1922 template <class _A0> 1923 __node_holder 1924 __construct_node(_A0&& __a0); 1925#ifndef _LIBCPP_HAS_NO_VARIADICS 1926 template <class _A0, class _A1, class ..._Args> 1927 __node_holder __construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args); 1928#endif // _LIBCPP_HAS_NO_VARIADICS 1929#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1930}; 1931 1932#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1933 1934template <class _Key, class _Tp, class _Compare, class _Allocator> 1935multimap<_Key, _Tp, _Compare, _Allocator>::multimap(multimap&& __m, const allocator_type& __a) 1936 : __tree_(_VSTD::move(__m.__tree_), __a) 1937{ 1938 if (__a != __m.get_allocator()) 1939 { 1940 const_iterator __e = cend(); 1941 while (!__m.empty()) 1942 __tree_.__insert_multi(__e.__i_, 1943 _VSTD::move(__m.__tree_.remove(__m.begin().__i_)->__value_)); 1944 } 1945} 1946 1947template <class _Key, class _Tp, class _Compare, class _Allocator> 1948typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder 1949multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node() 1950{ 1951 __node_allocator& __na = __tree_.__node_alloc(); 1952 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1953 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.first)); 1954 __h.get_deleter().__first_constructed = true; 1955 __node_traits::construct(__na, _VSTD::addressof(__h->__value_.__cc.second)); 1956 __h.get_deleter().__second_constructed = true; 1957 return __h; 1958} 1959 1960template <class _Key, class _Tp, class _Compare, class _Allocator> 1961template <class _A0> 1962typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder 1963multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0) 1964{ 1965 __node_allocator& __na = __tree_.__node_alloc(); 1966 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1967 __node_traits::construct(__na, _VSTD::addressof(__h->__value_), _VSTD::forward<_A0>(__a0)); 1968 __h.get_deleter().__first_constructed = true; 1969 __h.get_deleter().__second_constructed = true; 1970 return __h; 1971} 1972 1973#ifndef _LIBCPP_HAS_NO_VARIADICS 1974 1975template <class _Key, class _Tp, class _Compare, class _Allocator> 1976template <class _A0, class _A1, class ..._Args> 1977typename multimap<_Key, _Tp, _Compare, _Allocator>::__node_holder 1978multimap<_Key, _Tp, _Compare, _Allocator>::__construct_node(_A0&& __a0, _A1&& __a1, _Args&& ...__args) 1979{ 1980 __node_allocator& __na = __tree_.__node_alloc(); 1981 __node_holder __h(__node_traits::allocate(__na, 1), _Dp(__na)); 1982 __node_traits::construct(__na, _VSTD::addressof(__h->__value_), 1983 _VSTD::forward<_A0>(__a0), _VSTD::forward<_A1>(__a1), 1984 _VSTD::forward<_Args>(__args)...); 1985 __h.get_deleter().__first_constructed = true; 1986 __h.get_deleter().__second_constructed = true; 1987 return __h; 1988} 1989 1990#endif // _LIBCPP_HAS_NO_VARIADICS 1991#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1992 1993#if !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) 1994 1995template <class _Key, class _Tp, class _Compare, class _Allocator> 1996template <class ..._Args> 1997typename multimap<_Key, _Tp, _Compare, _Allocator>::iterator 1998multimap<_Key, _Tp, _Compare, _Allocator>::emplace(_Args&& ...__args) 1999{ 2000 __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...); 2001 iterator __r = __tree_.__node_insert_multi(__h.get()); 2002 __h.release(); 2003 return __r; 2004} 2005 2006template <class _Key, class _Tp, class _Compare, class _Allocator> 2007template <class ..._Args> 2008typename multimap<_Key, _Tp, _Compare, _Allocator>::iterator 2009multimap<_Key, _Tp, _Compare, _Allocator>::emplace_hint(const_iterator __p, 2010 _Args&& ...__args) 2011{ 2012 __node_holder __h = __construct_node(_VSTD::forward<_Args>(__args)...); 2013 iterator __r = __tree_.__node_insert_multi(__p.__i_, __h.get()); 2014 __h.release(); 2015 return __r; 2016} 2017 2018#endif // !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) && !defined(_LIBCPP_HAS_NO_VARIADICS) 2019 2020template <class _Key, class _Tp, class _Compare, class _Allocator> 2021inline _LIBCPP_INLINE_VISIBILITY 2022bool 2023operator==(const multimap<_Key, _Tp, _Compare, _Allocator>& __x, 2024 const multimap<_Key, _Tp, _Compare, _Allocator>& __y) 2025{ 2026 return __x.size() == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin()); 2027} 2028 2029template <class _Key, class _Tp, class _Compare, class _Allocator> 2030inline _LIBCPP_INLINE_VISIBILITY 2031bool 2032operator< (const multimap<_Key, _Tp, _Compare, _Allocator>& __x, 2033 const multimap<_Key, _Tp, _Compare, _Allocator>& __y) 2034{ 2035 return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end()); 2036} 2037 2038template <class _Key, class _Tp, class _Compare, class _Allocator> 2039inline _LIBCPP_INLINE_VISIBILITY 2040bool 2041operator!=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x, 2042 const multimap<_Key, _Tp, _Compare, _Allocator>& __y) 2043{ 2044 return !(__x == __y); 2045} 2046 2047template <class _Key, class _Tp, class _Compare, class _Allocator> 2048inline _LIBCPP_INLINE_VISIBILITY 2049bool 2050operator> (const multimap<_Key, _Tp, _Compare, _Allocator>& __x, 2051 const multimap<_Key, _Tp, _Compare, _Allocator>& __y) 2052{ 2053 return __y < __x; 2054} 2055 2056template <class _Key, class _Tp, class _Compare, class _Allocator> 2057inline _LIBCPP_INLINE_VISIBILITY 2058bool 2059operator>=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x, 2060 const multimap<_Key, _Tp, _Compare, _Allocator>& __y) 2061{ 2062 return !(__x < __y); 2063} 2064 2065template <class _Key, class _Tp, class _Compare, class _Allocator> 2066inline _LIBCPP_INLINE_VISIBILITY 2067bool 2068operator<=(const multimap<_Key, _Tp, _Compare, _Allocator>& __x, 2069 const multimap<_Key, _Tp, _Compare, _Allocator>& __y) 2070{ 2071 return !(__y < __x); 2072} 2073 2074template <class _Key, class _Tp, class _Compare, class _Allocator> 2075inline _LIBCPP_INLINE_VISIBILITY 2076void 2077swap(multimap<_Key, _Tp, _Compare, _Allocator>& __x, 2078 multimap<_Key, _Tp, _Compare, _Allocator>& __y) 2079 _NOEXCEPT_(_NOEXCEPT_(__x.swap(__y))) 2080{ 2081 __x.swap(__y); 2082} 2083 2084_LIBCPP_END_NAMESPACE_STD 2085 2086#endif // _LIBCPP_MAP 2087