1// -*- C++ -*- 2//===------------------------------ vector --------------------------------===// 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_VECTOR 12#define _LIBCPP_VECTOR 13 14/* 15 vector synopsis 16 17namespace std 18{ 19 20template <class T, class Allocator = allocator<T> > 21class vector 22{ 23public: 24 typedef T value_type; 25 typedef Allocator allocator_type; 26 typedef typename allocator_type::reference reference; 27 typedef typename allocator_type::const_reference const_reference; 28 typedef implementation-defined iterator; 29 typedef implementation-defined const_iterator; 30 typedef typename allocator_type::size_type size_type; 31 typedef typename allocator_type::difference_type difference_type; 32 typedef typename allocator_type::pointer pointer; 33 typedef typename allocator_type::const_pointer const_pointer; 34 typedef std::reverse_iterator<iterator> reverse_iterator; 35 typedef std::reverse_iterator<const_iterator> const_reverse_iterator; 36 37 vector() 38 noexcept(is_nothrow_default_constructible<allocator_type>::value); 39 explicit vector(const allocator_type&); 40 explicit vector(size_type n); 41 explicit vector(size_type n, const allocator_type&); // C++14 42 vector(size_type n, const value_type& value, const allocator_type& = allocator_type()); 43 template <class InputIterator> 44 vector(InputIterator first, InputIterator last, const allocator_type& = allocator_type()); 45 vector(const vector& x); 46 vector(vector&& x) 47 noexcept(is_nothrow_move_constructible<allocator_type>::value); 48 vector(initializer_list<value_type> il); 49 vector(initializer_list<value_type> il, const allocator_type& a); 50 ~vector(); 51 vector& operator=(const vector& x); 52 vector& operator=(vector&& x) 53 noexcept( 54 allocator_type::propagate_on_container_move_assignment::value || 55 allocator_type::is_always_equal::value); // C++17 56 vector& operator=(initializer_list<value_type> il); 57 template <class InputIterator> 58 void assign(InputIterator first, InputIterator last); 59 void assign(size_type n, const value_type& u); 60 void assign(initializer_list<value_type> il); 61 62 allocator_type get_allocator() const noexcept; 63 64 iterator begin() noexcept; 65 const_iterator begin() const noexcept; 66 iterator end() noexcept; 67 const_iterator end() const noexcept; 68 69 reverse_iterator rbegin() noexcept; 70 const_reverse_iterator rbegin() const noexcept; 71 reverse_iterator rend() noexcept; 72 const_reverse_iterator rend() const noexcept; 73 74 const_iterator cbegin() const noexcept; 75 const_iterator cend() const noexcept; 76 const_reverse_iterator crbegin() const noexcept; 77 const_reverse_iterator crend() const noexcept; 78 79 size_type size() const noexcept; 80 size_type max_size() const noexcept; 81 size_type capacity() const noexcept; 82 bool empty() const noexcept; 83 void reserve(size_type n); 84 void shrink_to_fit() noexcept; 85 86 reference operator[](size_type n); 87 const_reference operator[](size_type n) const; 88 reference at(size_type n); 89 const_reference at(size_type n) const; 90 91 reference front(); 92 const_reference front() const; 93 reference back(); 94 const_reference back() const; 95 96 value_type* data() noexcept; 97 const value_type* data() const noexcept; 98 99 void push_back(const value_type& x); 100 void push_back(value_type&& x); 101 template <class... Args> 102 void emplace_back(Args&&... args); 103 void pop_back(); 104 105 template <class... Args> iterator emplace(const_iterator position, Args&&... args); 106 iterator insert(const_iterator position, const value_type& x); 107 iterator insert(const_iterator position, value_type&& x); 108 iterator insert(const_iterator position, size_type n, const value_type& x); 109 template <class InputIterator> 110 iterator insert(const_iterator position, InputIterator first, InputIterator last); 111 iterator insert(const_iterator position, initializer_list<value_type> il); 112 113 iterator erase(const_iterator position); 114 iterator erase(const_iterator first, const_iterator last); 115 116 void clear() noexcept; 117 118 void resize(size_type sz); 119 void resize(size_type sz, const value_type& c); 120 121 void swap(vector&) 122 noexcept(allocator_traits<allocator_type>::propagate_on_container_swap::value || 123 allocator_traits<allocator_type>::is_always_equal::value); // C++17 124 125 bool __invariants() const; 126}; 127 128template <class Allocator = allocator<T> > 129class vector<bool, Allocator> 130{ 131public: 132 typedef bool value_type; 133 typedef Allocator allocator_type; 134 typedef implementation-defined iterator; 135 typedef implementation-defined const_iterator; 136 typedef typename allocator_type::size_type size_type; 137 typedef typename allocator_type::difference_type difference_type; 138 typedef iterator pointer; 139 typedef const_iterator const_pointer; 140 typedef std::reverse_iterator<iterator> reverse_iterator; 141 typedef std::reverse_iterator<const_iterator> const_reverse_iterator; 142 143 class reference 144 { 145 public: 146 reference(const reference&) noexcept; 147 operator bool() const noexcept; 148 reference& operator=(const bool x) noexcept; 149 reference& operator=(const reference& x) noexcept; 150 iterator operator&() const noexcept; 151 void flip() noexcept; 152 }; 153 154 class const_reference 155 { 156 public: 157 const_reference(const reference&) noexcept; 158 operator bool() const noexcept; 159 const_iterator operator&() const noexcept; 160 }; 161 162 vector() 163 noexcept(is_nothrow_default_constructible<allocator_type>::value); 164 explicit vector(const allocator_type&); 165 explicit vector(size_type n, const allocator_type& a = allocator_type()); // C++14 166 vector(size_type n, const value_type& value, const allocator_type& = allocator_type()); 167 template <class InputIterator> 168 vector(InputIterator first, InputIterator last, const allocator_type& = allocator_type()); 169 vector(const vector& x); 170 vector(vector&& x) 171 noexcept(is_nothrow_move_constructible<allocator_type>::value); 172 vector(initializer_list<value_type> il); 173 vector(initializer_list<value_type> il, const allocator_type& a); 174 ~vector(); 175 vector& operator=(const vector& x); 176 vector& operator=(vector&& x) 177 noexcept( 178 allocator_type::propagate_on_container_move_assignment::value || 179 allocator_type::is_always_equal::value); // C++17 180 vector& operator=(initializer_list<value_type> il); 181 template <class InputIterator> 182 void assign(InputIterator first, InputIterator last); 183 void assign(size_type n, const value_type& u); 184 void assign(initializer_list<value_type> il); 185 186 allocator_type get_allocator() const noexcept; 187 188 iterator begin() noexcept; 189 const_iterator begin() const noexcept; 190 iterator end() noexcept; 191 const_iterator end() const noexcept; 192 193 reverse_iterator rbegin() noexcept; 194 const_reverse_iterator rbegin() const noexcept; 195 reverse_iterator rend() noexcept; 196 const_reverse_iterator rend() const noexcept; 197 198 const_iterator cbegin() const noexcept; 199 const_iterator cend() const noexcept; 200 const_reverse_iterator crbegin() const noexcept; 201 const_reverse_iterator crend() const noexcept; 202 203 size_type size() const noexcept; 204 size_type max_size() const noexcept; 205 size_type capacity() const noexcept; 206 bool empty() const noexcept; 207 void reserve(size_type n); 208 void shrink_to_fit() noexcept; 209 210 reference operator[](size_type n); 211 const_reference operator[](size_type n) const; 212 reference at(size_type n); 213 const_reference at(size_type n) const; 214 215 reference front(); 216 const_reference front() const; 217 reference back(); 218 const_reference back() const; 219 220 void push_back(const value_type& x); 221 template <class... Args> void emplace_back(Args&&... args); // C++14 222 void pop_back(); 223 224 template <class... Args> iterator emplace(const_iterator position, Args&&... args); // C++14 225 iterator insert(const_iterator position, const value_type& x); 226 iterator insert(const_iterator position, size_type n, const value_type& x); 227 template <class InputIterator> 228 iterator insert(const_iterator position, InputIterator first, InputIterator last); 229 iterator insert(const_iterator position, initializer_list<value_type> il); 230 231 iterator erase(const_iterator position); 232 iterator erase(const_iterator first, const_iterator last); 233 234 void clear() noexcept; 235 236 void resize(size_type sz); 237 void resize(size_type sz, value_type x); 238 239 void swap(vector&) 240 noexcept(allocator_traits<allocator_type>::propagate_on_container_swap::value || 241 allocator_traits<allocator_type>::is_always_equal::value); // C++17 242 void flip() noexcept; 243 244 bool __invariants() const; 245}; 246 247template <class Allocator> struct hash<std::vector<bool, Allocator>>; 248 249template <class T, class Allocator> bool operator==(const vector<T,Allocator>& x, const vector<T,Allocator>& y); 250template <class T, class Allocator> bool operator< (const vector<T,Allocator>& x, const vector<T,Allocator>& y); 251template <class T, class Allocator> bool operator!=(const vector<T,Allocator>& x, const vector<T,Allocator>& y); 252template <class T, class Allocator> bool operator> (const vector<T,Allocator>& x, const vector<T,Allocator>& y); 253template <class T, class Allocator> bool operator>=(const vector<T,Allocator>& x, const vector<T,Allocator>& y); 254template <class T, class Allocator> bool operator<=(const vector<T,Allocator>& x, const vector<T,Allocator>& y); 255 256template <class T, class Allocator> 257void swap(vector<T,Allocator>& x, vector<T,Allocator>& y) 258 noexcept(noexcept(x.swap(y))); 259 260} // std 261 262*/ 263 264#include <__config> 265#include <iosfwd> // for forward declaration of vector 266#include <__bit_reference> 267#include <type_traits> 268#include <climits> 269#include <limits> 270#include <initializer_list> 271#include <memory> 272#include <stdexcept> 273#include <algorithm> 274#include <cstring> 275#include <__split_buffer> 276#include <__functional_base> 277 278#include <__undef_min_max> 279 280#include <__debug> 281 282#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 283#pragma GCC system_header 284#endif 285 286_LIBCPP_BEGIN_NAMESPACE_STD 287 288template <bool> 289class __vector_base_common 290{ 291protected: 292 _LIBCPP_ALWAYS_INLINE __vector_base_common() {} 293 void __throw_length_error() const; 294 void __throw_out_of_range() const; 295}; 296 297template <bool __b> 298void 299__vector_base_common<__b>::__throw_length_error() const 300{ 301#ifndef _LIBCPP_NO_EXCEPTIONS 302 throw length_error("vector"); 303#else 304 assert(!"vector length_error"); 305#endif 306} 307 308template <bool __b> 309void 310__vector_base_common<__b>::__throw_out_of_range() const 311{ 312#ifndef _LIBCPP_NO_EXCEPTIONS 313 throw out_of_range("vector"); 314#else 315 assert(!"vector out_of_range"); 316#endif 317} 318 319#ifdef _LIBCPP_MSVC 320#pragma warning( push ) 321#pragma warning( disable: 4231 ) 322#endif // _LIBCPP_MSVC 323_LIBCPP_EXTERN_TEMPLATE(class _LIBCPP_TYPE_VIS __vector_base_common<true>) 324#ifdef _LIBCPP_MSVC 325#pragma warning( pop ) 326#endif // _LIBCPP_MSVC 327 328template <class _Tp, class _Allocator> 329class __vector_base 330 : protected __vector_base_common<true> 331{ 332protected: 333 typedef _Tp value_type; 334 typedef _Allocator allocator_type; 335 typedef allocator_traits<allocator_type> __alloc_traits; 336 typedef value_type& reference; 337 typedef const value_type& const_reference; 338 typedef typename __alloc_traits::size_type size_type; 339 typedef typename __alloc_traits::difference_type difference_type; 340 typedef typename __alloc_traits::pointer pointer; 341 typedef typename __alloc_traits::const_pointer const_pointer; 342 typedef pointer iterator; 343 typedef const_pointer const_iterator; 344 345 pointer __begin_; 346 pointer __end_; 347 __compressed_pair<pointer, allocator_type> __end_cap_; 348 349 _LIBCPP_INLINE_VISIBILITY 350 allocator_type& __alloc() _NOEXCEPT 351 {return __end_cap_.second();} 352 _LIBCPP_INLINE_VISIBILITY 353 const allocator_type& __alloc() const _NOEXCEPT 354 {return __end_cap_.second();} 355 _LIBCPP_INLINE_VISIBILITY 356 pointer& __end_cap() _NOEXCEPT 357 {return __end_cap_.first();} 358 _LIBCPP_INLINE_VISIBILITY 359 const pointer& __end_cap() const _NOEXCEPT 360 {return __end_cap_.first();} 361 362 _LIBCPP_INLINE_VISIBILITY 363 __vector_base() 364 _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value); 365 _LIBCPP_INLINE_VISIBILITY __vector_base(const allocator_type& __a); 366 ~__vector_base(); 367 368 _LIBCPP_INLINE_VISIBILITY 369 void clear() _NOEXCEPT {__destruct_at_end(__begin_);} 370 _LIBCPP_INLINE_VISIBILITY 371 size_type capacity() const _NOEXCEPT 372 {return static_cast<size_type>(__end_cap() - __begin_);} 373 374 _LIBCPP_INLINE_VISIBILITY 375 void __destruct_at_end(pointer __new_last) _NOEXCEPT; 376 377 _LIBCPP_INLINE_VISIBILITY 378 void __copy_assign_alloc(const __vector_base& __c) 379 {__copy_assign_alloc(__c, integral_constant<bool, 380 __alloc_traits::propagate_on_container_copy_assignment::value>());} 381 382 _LIBCPP_INLINE_VISIBILITY 383 void __move_assign_alloc(__vector_base& __c) 384 _NOEXCEPT_( 385 !__alloc_traits::propagate_on_container_move_assignment::value || 386 is_nothrow_move_assignable<allocator_type>::value) 387 {__move_assign_alloc(__c, integral_constant<bool, 388 __alloc_traits::propagate_on_container_move_assignment::value>());} 389private: 390 _LIBCPP_INLINE_VISIBILITY 391 void __copy_assign_alloc(const __vector_base& __c, true_type) 392 { 393 if (__alloc() != __c.__alloc()) 394 { 395 clear(); 396 __alloc_traits::deallocate(__alloc(), __begin_, capacity()); 397 __begin_ = __end_ = __end_cap() = nullptr; 398 } 399 __alloc() = __c.__alloc(); 400 } 401 402 _LIBCPP_INLINE_VISIBILITY 403 void __copy_assign_alloc(const __vector_base&, false_type) 404 {} 405 406 _LIBCPP_INLINE_VISIBILITY 407 void __move_assign_alloc(__vector_base& __c, true_type) 408 _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value) 409 { 410 __alloc() = _VSTD::move(__c.__alloc()); 411 } 412 413 _LIBCPP_INLINE_VISIBILITY 414 void __move_assign_alloc(__vector_base&, false_type) 415 _NOEXCEPT 416 {} 417}; 418 419template <class _Tp, class _Allocator> 420inline _LIBCPP_INLINE_VISIBILITY 421void 422__vector_base<_Tp, _Allocator>::__destruct_at_end(pointer __new_last) _NOEXCEPT 423{ 424 while (__new_last != __end_) 425 __alloc_traits::destroy(__alloc(), _VSTD::__to_raw_pointer(--__end_)); 426} 427 428template <class _Tp, class _Allocator> 429inline _LIBCPP_INLINE_VISIBILITY 430__vector_base<_Tp, _Allocator>::__vector_base() 431 _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value) 432 : __begin_(nullptr), 433 __end_(nullptr), 434 __end_cap_(nullptr) 435{ 436} 437 438template <class _Tp, class _Allocator> 439inline _LIBCPP_INLINE_VISIBILITY 440__vector_base<_Tp, _Allocator>::__vector_base(const allocator_type& __a) 441 : __begin_(nullptr), 442 __end_(nullptr), 443 __end_cap_(nullptr, __a) 444{ 445} 446 447template <class _Tp, class _Allocator> 448__vector_base<_Tp, _Allocator>::~__vector_base() 449{ 450 if (__begin_ != nullptr) 451 { 452 clear(); 453 __alloc_traits::deallocate(__alloc(), __begin_, capacity()); 454 } 455} 456 457template <class _Tp, class _Allocator /* = allocator<_Tp> */> 458class _LIBCPP_TYPE_VIS_ONLY vector 459 : private __vector_base<_Tp, _Allocator> 460{ 461private: 462 typedef __vector_base<_Tp, _Allocator> __base; 463 typedef allocator<_Tp> __default_allocator_type; 464public: 465 typedef vector __self; 466 typedef _Tp value_type; 467 typedef _Allocator allocator_type; 468 typedef typename __base::__alloc_traits __alloc_traits; 469 typedef typename __base::reference reference; 470 typedef typename __base::const_reference const_reference; 471 typedef typename __base::size_type size_type; 472 typedef typename __base::difference_type difference_type; 473 typedef typename __base::pointer pointer; 474 typedef typename __base::const_pointer const_pointer; 475 typedef __wrap_iter<pointer> iterator; 476 typedef __wrap_iter<const_pointer> const_iterator; 477 typedef _VSTD::reverse_iterator<iterator> reverse_iterator; 478 typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator; 479 480 static_assert((is_same<typename allocator_type::value_type, value_type>::value), 481 "Allocator::value_type must be same type as value_type"); 482 483 _LIBCPP_INLINE_VISIBILITY 484 vector() _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value) 485 { 486#if _LIBCPP_DEBUG_LEVEL >= 2 487 __get_db()->__insert_c(this); 488#endif 489 } 490 _LIBCPP_INLINE_VISIBILITY explicit vector(const allocator_type& __a) 491#if _LIBCPP_STD_VER <= 14 492 _NOEXCEPT_(is_nothrow_copy_constructible<allocator_type>::value) 493#else 494 _NOEXCEPT 495#endif 496 : __base(__a) 497 { 498#if _LIBCPP_DEBUG_LEVEL >= 2 499 __get_db()->__insert_c(this); 500#endif 501 } 502 explicit vector(size_type __n); 503#if _LIBCPP_STD_VER > 11 504 explicit vector(size_type __n, const allocator_type& __a); 505#endif 506 vector(size_type __n, const_reference __x); 507 vector(size_type __n, const_reference __x, const allocator_type& __a); 508 template <class _InputIterator> 509 vector(_InputIterator __first, 510 typename enable_if<__is_input_iterator <_InputIterator>::value && 511 !__is_forward_iterator<_InputIterator>::value && 512 is_constructible< 513 value_type, 514 typename iterator_traits<_InputIterator>::reference>::value, 515 _InputIterator>::type __last); 516 template <class _InputIterator> 517 vector(_InputIterator __first, _InputIterator __last, const allocator_type& __a, 518 typename enable_if<__is_input_iterator <_InputIterator>::value && 519 !__is_forward_iterator<_InputIterator>::value && 520 is_constructible< 521 value_type, 522 typename iterator_traits<_InputIterator>::reference>::value>::type* = 0); 523 template <class _ForwardIterator> 524 vector(_ForwardIterator __first, 525 typename enable_if<__is_forward_iterator<_ForwardIterator>::value && 526 is_constructible< 527 value_type, 528 typename iterator_traits<_ForwardIterator>::reference>::value, 529 _ForwardIterator>::type __last); 530 template <class _ForwardIterator> 531 vector(_ForwardIterator __first, _ForwardIterator __last, const allocator_type& __a, 532 typename enable_if<__is_forward_iterator<_ForwardIterator>::value && 533 is_constructible< 534 value_type, 535 typename iterator_traits<_ForwardIterator>::reference>::value>::type* = 0); 536#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 537 _LIBCPP_INLINE_VISIBILITY 538 vector(initializer_list<value_type> __il); 539 _LIBCPP_INLINE_VISIBILITY 540 vector(initializer_list<value_type> __il, const allocator_type& __a); 541#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 542#if _LIBCPP_DEBUG_LEVEL >= 2 543 _LIBCPP_INLINE_VISIBILITY 544 ~vector() 545 { 546 __get_db()->__erase_c(this); 547 } 548#endif 549 550 vector(const vector& __x); 551 vector(const vector& __x, const allocator_type& __a); 552 _LIBCPP_INLINE_VISIBILITY 553 vector& operator=(const vector& __x); 554#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 555 _LIBCPP_INLINE_VISIBILITY 556 vector(vector&& __x) 557#if _LIBCPP_STD_VER > 14 558 _NOEXCEPT; 559#else 560 _NOEXCEPT_(is_nothrow_move_constructible<allocator_type>::value); 561#endif 562 _LIBCPP_INLINE_VISIBILITY 563 vector(vector&& __x, const allocator_type& __a); 564 _LIBCPP_INLINE_VISIBILITY 565 vector& operator=(vector&& __x) 566 _NOEXCEPT_((__noexcept_move_assign_container<_Allocator, __alloc_traits>::value)); 567#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 568#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 569 _LIBCPP_INLINE_VISIBILITY 570 vector& operator=(initializer_list<value_type> __il) 571 {assign(__il.begin(), __il.end()); return *this;} 572#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 573 574 template <class _InputIterator> 575 typename enable_if 576 < 577 __is_input_iterator <_InputIterator>::value && 578 !__is_forward_iterator<_InputIterator>::value && 579 is_constructible< 580 value_type, 581 typename iterator_traits<_InputIterator>::reference>::value, 582 void 583 >::type 584 assign(_InputIterator __first, _InputIterator __last); 585 template <class _ForwardIterator> 586 typename enable_if 587 < 588 __is_forward_iterator<_ForwardIterator>::value && 589 is_constructible< 590 value_type, 591 typename iterator_traits<_ForwardIterator>::reference>::value, 592 void 593 >::type 594 assign(_ForwardIterator __first, _ForwardIterator __last); 595 596 void assign(size_type __n, const_reference __u); 597#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 598 _LIBCPP_INLINE_VISIBILITY 599 void assign(initializer_list<value_type> __il) 600 {assign(__il.begin(), __il.end());} 601#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 602 603 _LIBCPP_INLINE_VISIBILITY 604 allocator_type get_allocator() const _NOEXCEPT 605 {return this->__alloc();} 606 607 _LIBCPP_INLINE_VISIBILITY iterator begin() _NOEXCEPT; 608 _LIBCPP_INLINE_VISIBILITY const_iterator begin() const _NOEXCEPT; 609 _LIBCPP_INLINE_VISIBILITY iterator end() _NOEXCEPT; 610 _LIBCPP_INLINE_VISIBILITY const_iterator end() const _NOEXCEPT; 611 612 _LIBCPP_INLINE_VISIBILITY 613 reverse_iterator rbegin() _NOEXCEPT 614 {return reverse_iterator(end());} 615 _LIBCPP_INLINE_VISIBILITY 616 const_reverse_iterator rbegin() const _NOEXCEPT 617 {return const_reverse_iterator(end());} 618 _LIBCPP_INLINE_VISIBILITY 619 reverse_iterator rend() _NOEXCEPT 620 {return reverse_iterator(begin());} 621 _LIBCPP_INLINE_VISIBILITY 622 const_reverse_iterator rend() const _NOEXCEPT 623 {return const_reverse_iterator(begin());} 624 625 _LIBCPP_INLINE_VISIBILITY 626 const_iterator cbegin() const _NOEXCEPT 627 {return begin();} 628 _LIBCPP_INLINE_VISIBILITY 629 const_iterator cend() const _NOEXCEPT 630 {return end();} 631 _LIBCPP_INLINE_VISIBILITY 632 const_reverse_iterator crbegin() const _NOEXCEPT 633 {return rbegin();} 634 _LIBCPP_INLINE_VISIBILITY 635 const_reverse_iterator crend() const _NOEXCEPT 636 {return rend();} 637 638 _LIBCPP_INLINE_VISIBILITY 639 size_type size() const _NOEXCEPT 640 {return static_cast<size_type>(this->__end_ - this->__begin_);} 641 _LIBCPP_INLINE_VISIBILITY 642 size_type capacity() const _NOEXCEPT 643 {return __base::capacity();} 644 _LIBCPP_INLINE_VISIBILITY 645 bool empty() const _NOEXCEPT 646 {return this->__begin_ == this->__end_;} 647 size_type max_size() const _NOEXCEPT; 648 void reserve(size_type __n); 649 void shrink_to_fit() _NOEXCEPT; 650 651 _LIBCPP_INLINE_VISIBILITY reference operator[](size_type __n); 652 _LIBCPP_INLINE_VISIBILITY const_reference operator[](size_type __n) const; 653 reference at(size_type __n); 654 const_reference at(size_type __n) const; 655 656 _LIBCPP_INLINE_VISIBILITY reference front() 657 { 658 _LIBCPP_ASSERT(!empty(), "front() called for empty vector"); 659 return *this->__begin_; 660 } 661 _LIBCPP_INLINE_VISIBILITY const_reference front() const 662 { 663 _LIBCPP_ASSERT(!empty(), "front() called for empty vector"); 664 return *this->__begin_; 665 } 666 _LIBCPP_INLINE_VISIBILITY reference back() 667 { 668 _LIBCPP_ASSERT(!empty(), "back() called for empty vector"); 669 return *(this->__end_ - 1); 670 } 671 _LIBCPP_INLINE_VISIBILITY const_reference back() const 672 { 673 _LIBCPP_ASSERT(!empty(), "back() called for empty vector"); 674 return *(this->__end_ - 1); 675 } 676 677 _LIBCPP_INLINE_VISIBILITY 678 value_type* data() _NOEXCEPT 679 {return _VSTD::__to_raw_pointer(this->__begin_);} 680 _LIBCPP_INLINE_VISIBILITY 681 const value_type* data() const _NOEXCEPT 682 {return _VSTD::__to_raw_pointer(this->__begin_);} 683 684 _LIBCPP_INLINE_VISIBILITY void push_back(const_reference __x); 685#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 686 _LIBCPP_INLINE_VISIBILITY void push_back(value_type&& __x); 687#ifndef _LIBCPP_HAS_NO_VARIADICS 688 template <class... _Args> 689 _LIBCPP_INLINE_VISIBILITY 690 void emplace_back(_Args&&... __args); 691#endif // _LIBCPP_HAS_NO_VARIADICS 692#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 693 _LIBCPP_INLINE_VISIBILITY 694 void pop_back(); 695 696 iterator insert(const_iterator __position, const_reference __x); 697#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 698 iterator insert(const_iterator __position, value_type&& __x); 699#ifndef _LIBCPP_HAS_NO_VARIADICS 700 template <class... _Args> 701 iterator emplace(const_iterator __position, _Args&&... __args); 702#endif // _LIBCPP_HAS_NO_VARIADICS 703#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 704 iterator insert(const_iterator __position, size_type __n, const_reference __x); 705 template <class _InputIterator> 706 typename enable_if 707 < 708 __is_input_iterator <_InputIterator>::value && 709 !__is_forward_iterator<_InputIterator>::value && 710 is_constructible< 711 value_type, 712 typename iterator_traits<_InputIterator>::reference>::value, 713 iterator 714 >::type 715 insert(const_iterator __position, _InputIterator __first, _InputIterator __last); 716 template <class _ForwardIterator> 717 typename enable_if 718 < 719 __is_forward_iterator<_ForwardIterator>::value && 720 is_constructible< 721 value_type, 722 typename iterator_traits<_ForwardIterator>::reference>::value, 723 iterator 724 >::type 725 insert(const_iterator __position, _ForwardIterator __first, _ForwardIterator __last); 726#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 727 _LIBCPP_INLINE_VISIBILITY 728 iterator insert(const_iterator __position, initializer_list<value_type> __il) 729 {return insert(__position, __il.begin(), __il.end());} 730#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 731 732 _LIBCPP_INLINE_VISIBILITY iterator erase(const_iterator __position); 733 iterator erase(const_iterator __first, const_iterator __last); 734 735 _LIBCPP_INLINE_VISIBILITY 736 void clear() _NOEXCEPT 737 { 738 size_type __old_size = size(); 739 __base::clear(); 740 __annotate_shrink(__old_size); 741 __invalidate_all_iterators(); 742 } 743 744 void resize(size_type __sz); 745 void resize(size_type __sz, const_reference __x); 746 747 void swap(vector&) 748#if _LIBCPP_STD_VER >= 14 749 _NOEXCEPT; 750#else 751 _NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value || 752 __is_nothrow_swappable<allocator_type>::value); 753#endif 754 755 bool __invariants() const; 756 757#if _LIBCPP_DEBUG_LEVEL >= 2 758 759 bool __dereferenceable(const const_iterator* __i) const; 760 bool __decrementable(const const_iterator* __i) const; 761 bool __addable(const const_iterator* __i, ptrdiff_t __n) const; 762 bool __subscriptable(const const_iterator* __i, ptrdiff_t __n) const; 763 764#endif // _LIBCPP_DEBUG_LEVEL >= 2 765 766private: 767 _LIBCPP_INLINE_VISIBILITY void __invalidate_all_iterators(); 768 void allocate(size_type __n); 769 void deallocate() _NOEXCEPT; 770 _LIBCPP_INLINE_VISIBILITY size_type __recommend(size_type __new_size) const; 771 void __construct_at_end(size_type __n); 772 _LIBCPP_INLINE_VISIBILITY 773 void __construct_at_end(size_type __n, const_reference __x); 774 template <class _ForwardIterator> 775 typename enable_if 776 < 777 __is_forward_iterator<_ForwardIterator>::value, 778 void 779 >::type 780 __construct_at_end(_ForwardIterator __first, _ForwardIterator __last, size_type __n); 781 void __append(size_type __n); 782 void __append(size_type __n, const_reference __x); 783 _LIBCPP_INLINE_VISIBILITY 784 iterator __make_iter(pointer __p) _NOEXCEPT; 785 _LIBCPP_INLINE_VISIBILITY 786 const_iterator __make_iter(const_pointer __p) const _NOEXCEPT; 787 void __swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v); 788 pointer __swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v, pointer __p); 789 void __move_range(pointer __from_s, pointer __from_e, pointer __to); 790 void __move_assign(vector& __c, true_type) 791 _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value); 792 void __move_assign(vector& __c, false_type) 793 _NOEXCEPT_(__alloc_traits::is_always_equal::value); 794 _LIBCPP_INLINE_VISIBILITY 795 void __destruct_at_end(pointer __new_last) _NOEXCEPT 796 { 797#if _LIBCPP_DEBUG_LEVEL >= 2 798 __c_node* __c = __get_db()->__find_c_and_lock(this); 799 for (__i_node** __p = __c->end_; __p != __c->beg_; ) 800 { 801 --__p; 802 const_iterator* __i = static_cast<const_iterator*>((*__p)->__i_); 803 if (__i->base() > __new_last) 804 { 805 (*__p)->__c_ = nullptr; 806 if (--__c->end_ != __p) 807 memmove(__p, __p+1, (__c->end_ - __p)*sizeof(__i_node*)); 808 } 809 } 810 __get_db()->unlock(); 811#endif 812 size_type __old_size = size(); 813 __base::__destruct_at_end(__new_last); 814 __annotate_shrink(__old_size); 815 } 816 template <class _Up> 817 void 818#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 819 __push_back_slow_path(_Up&& __x); 820#else 821 __push_back_slow_path(_Up& __x); 822#endif 823#if !defined(_LIBCPP_HAS_NO_VARIADICS) && !defined(_LIBCPP_HAS_NO_RVALUE_REFERENCES) 824 template <class... _Args> 825 void 826 __emplace_back_slow_path(_Args&&... __args); 827#endif 828 // The following functions are no-ops outside of AddressSanitizer mode. 829 // We call annotatations only for the default Allocator because other allocators 830 // may not meet the AddressSanitizer alignment constraints. 831 // See the documentation for __sanitizer_annotate_contiguous_container for more details. 832 void __annotate_contiguous_container 833 (const void *__beg, const void *__end, const void *__old_mid, const void *__new_mid) const 834 { 835#ifndef _LIBCPP_HAS_NO_ASAN 836 if (__beg && is_same<allocator_type, __default_allocator_type>::value) 837 __sanitizer_annotate_contiguous_container(__beg, __end, __old_mid, __new_mid); 838#endif 839 } 840 841 void __annotate_new(size_type __current_size) const 842 { 843 __annotate_contiguous_container(data(), data() + capacity(), 844 data() + capacity(), data() + __current_size); 845 } 846 void __annotate_delete() const 847 { 848 __annotate_contiguous_container(data(), data() + capacity(), 849 data() + size(), data() + capacity()); 850 } 851 void __annotate_increase(size_type __n) const 852 { 853 __annotate_contiguous_container(data(), data() + capacity(), 854 data() + size(), data() + size() + __n); 855 } 856 void __annotate_shrink(size_type __old_size) const 857 { 858 __annotate_contiguous_container(data(), data() + capacity(), 859 data() + __old_size, data() + size()); 860 } 861#ifndef _LIBCPP_HAS_NO_ASAN 862 // The annotation for size increase should happen before the actual increase, 863 // but if an exception is thrown after that the annotation has to be undone. 864 struct __RAII_IncreaseAnnotator { 865 __RAII_IncreaseAnnotator(const vector &__v, size_type __n = 1) 866 : __commit(false), __v(__v), __old_size(__v.size() + __n) { 867 __v.__annotate_increase(__n); 868 } 869 void __done() { __commit = true; } 870 ~__RAII_IncreaseAnnotator() { 871 if (__commit) return; 872 __v.__annotate_shrink(__old_size); 873 } 874 bool __commit; 875 const vector &__v; 876 size_type __old_size; 877 }; 878#else 879 struct __RAII_IncreaseAnnotator { 880 inline __RAII_IncreaseAnnotator(const vector &, size_type __n = 1) {} 881 inline void __done() {} 882 }; 883#endif 884 885}; 886 887template <class _Tp, class _Allocator> 888void 889vector<_Tp, _Allocator>::__swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v) 890{ 891 __annotate_delete(); 892 __alloc_traits::__construct_backward(this->__alloc(), this->__begin_, this->__end_, __v.__begin_); 893 _VSTD::swap(this->__begin_, __v.__begin_); 894 _VSTD::swap(this->__end_, __v.__end_); 895 _VSTD::swap(this->__end_cap(), __v.__end_cap()); 896 __v.__first_ = __v.__begin_; 897 __annotate_new(size()); 898 __invalidate_all_iterators(); 899} 900 901template <class _Tp, class _Allocator> 902typename vector<_Tp, _Allocator>::pointer 903vector<_Tp, _Allocator>::__swap_out_circular_buffer(__split_buffer<value_type, allocator_type&>& __v, pointer __p) 904{ 905 __annotate_delete(); 906 pointer __r = __v.__begin_; 907 __alloc_traits::__construct_backward(this->__alloc(), this->__begin_, __p, __v.__begin_); 908 __alloc_traits::__construct_forward(this->__alloc(), __p, this->__end_, __v.__end_); 909 _VSTD::swap(this->__begin_, __v.__begin_); 910 _VSTD::swap(this->__end_, __v.__end_); 911 _VSTD::swap(this->__end_cap(), __v.__end_cap()); 912 __v.__first_ = __v.__begin_; 913 __annotate_new(size()); 914 __invalidate_all_iterators(); 915 return __r; 916} 917 918// Allocate space for __n objects 919// throws length_error if __n > max_size() 920// throws (probably bad_alloc) if memory run out 921// Precondition: __begin_ == __end_ == __end_cap() == 0 922// Precondition: __n > 0 923// Postcondition: capacity() == __n 924// Postcondition: size() == 0 925template <class _Tp, class _Allocator> 926void 927vector<_Tp, _Allocator>::allocate(size_type __n) 928{ 929 if (__n > max_size()) 930 this->__throw_length_error(); 931 this->__begin_ = this->__end_ = __alloc_traits::allocate(this->__alloc(), __n); 932 this->__end_cap() = this->__begin_ + __n; 933 __annotate_new(0); 934} 935 936template <class _Tp, class _Allocator> 937void 938vector<_Tp, _Allocator>::deallocate() _NOEXCEPT 939{ 940 if (this->__begin_ != nullptr) 941 { 942 clear(); 943 __alloc_traits::deallocate(this->__alloc(), this->__begin_, capacity()); 944 this->__begin_ = this->__end_ = this->__end_cap() = nullptr; 945 } 946} 947 948template <class _Tp, class _Allocator> 949typename vector<_Tp, _Allocator>::size_type 950vector<_Tp, _Allocator>::max_size() const _NOEXCEPT 951{ 952 return _VSTD::min<size_type>(__alloc_traits::max_size(this->__alloc()), numeric_limits<size_type>::max() / 2); // end() >= begin(), always 953} 954 955// Precondition: __new_size > capacity() 956template <class _Tp, class _Allocator> 957inline _LIBCPP_INLINE_VISIBILITY 958typename vector<_Tp, _Allocator>::size_type 959vector<_Tp, _Allocator>::__recommend(size_type __new_size) const 960{ 961 const size_type __ms = max_size(); 962 if (__new_size > __ms) 963 this->__throw_length_error(); 964 const size_type __cap = capacity(); 965 if (__cap >= __ms / 2) 966 return __ms; 967 return _VSTD::max<size_type>(2*__cap, __new_size); 968} 969 970// Default constructs __n objects starting at __end_ 971// throws if construction throws 972// Precondition: __n > 0 973// Precondition: size() + __n <= capacity() 974// Postcondition: size() == size() + __n 975template <class _Tp, class _Allocator> 976void 977vector<_Tp, _Allocator>::__construct_at_end(size_type __n) 978{ 979 allocator_type& __a = this->__alloc(); 980 do 981 { 982 __RAII_IncreaseAnnotator __annotator(*this); 983 __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(this->__end_)); 984 ++this->__end_; 985 --__n; 986 __annotator.__done(); 987 } while (__n > 0); 988} 989 990// Copy constructs __n objects starting at __end_ from __x 991// throws if construction throws 992// Precondition: __n > 0 993// Precondition: size() + __n <= capacity() 994// Postcondition: size() == old size() + __n 995// Postcondition: [i] == __x for all i in [size() - __n, __n) 996template <class _Tp, class _Allocator> 997inline 998void 999vector<_Tp, _Allocator>::__construct_at_end(size_type __n, const_reference __x) 1000{ 1001 allocator_type& __a = this->__alloc(); 1002 do 1003 { 1004 __RAII_IncreaseAnnotator __annotator(*this); 1005 __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(this->__end_), __x); 1006 ++this->__end_; 1007 --__n; 1008 __annotator.__done(); 1009 } while (__n > 0); 1010} 1011 1012template <class _Tp, class _Allocator> 1013template <class _ForwardIterator> 1014typename enable_if 1015< 1016 __is_forward_iterator<_ForwardIterator>::value, 1017 void 1018>::type 1019vector<_Tp, _Allocator>::__construct_at_end(_ForwardIterator __first, _ForwardIterator __last, size_type __n) 1020{ 1021 allocator_type& __a = this->__alloc(); 1022 __RAII_IncreaseAnnotator __annotator(*this, __n); 1023 __alloc_traits::__construct_range_forward(__a, __first, __last, this->__end_); 1024 __annotator.__done(); 1025} 1026 1027// Default constructs __n objects starting at __end_ 1028// throws if construction throws 1029// Postcondition: size() == size() + __n 1030// Exception safety: strong. 1031template <class _Tp, class _Allocator> 1032void 1033vector<_Tp, _Allocator>::__append(size_type __n) 1034{ 1035 if (static_cast<size_type>(this->__end_cap() - this->__end_) >= __n) 1036 this->__construct_at_end(__n); 1037 else 1038 { 1039 allocator_type& __a = this->__alloc(); 1040 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + __n), size(), __a); 1041 __v.__construct_at_end(__n); 1042 __swap_out_circular_buffer(__v); 1043 } 1044} 1045 1046// Default constructs __n objects starting at __end_ 1047// throws if construction throws 1048// Postcondition: size() == size() + __n 1049// Exception safety: strong. 1050template <class _Tp, class _Allocator> 1051void 1052vector<_Tp, _Allocator>::__append(size_type __n, const_reference __x) 1053{ 1054 if (static_cast<size_type>(this->__end_cap() - this->__end_) >= __n) 1055 this->__construct_at_end(__n, __x); 1056 else 1057 { 1058 allocator_type& __a = this->__alloc(); 1059 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + __n), size(), __a); 1060 __v.__construct_at_end(__n, __x); 1061 __swap_out_circular_buffer(__v); 1062 } 1063} 1064 1065template <class _Tp, class _Allocator> 1066vector<_Tp, _Allocator>::vector(size_type __n) 1067{ 1068#if _LIBCPP_DEBUG_LEVEL >= 2 1069 __get_db()->__insert_c(this); 1070#endif 1071 if (__n > 0) 1072 { 1073 allocate(__n); 1074 __construct_at_end(__n); 1075 } 1076} 1077 1078#if _LIBCPP_STD_VER > 11 1079template <class _Tp, class _Allocator> 1080vector<_Tp, _Allocator>::vector(size_type __n, const allocator_type& __a) 1081 : __base(__a) 1082{ 1083#if _LIBCPP_DEBUG_LEVEL >= 2 1084 __get_db()->__insert_c(this); 1085#endif 1086 if (__n > 0) 1087 { 1088 allocate(__n); 1089 __construct_at_end(__n); 1090 } 1091} 1092#endif 1093 1094template <class _Tp, class _Allocator> 1095vector<_Tp, _Allocator>::vector(size_type __n, const_reference __x) 1096{ 1097#if _LIBCPP_DEBUG_LEVEL >= 2 1098 __get_db()->__insert_c(this); 1099#endif 1100 if (__n > 0) 1101 { 1102 allocate(__n); 1103 __construct_at_end(__n, __x); 1104 } 1105} 1106 1107template <class _Tp, class _Allocator> 1108vector<_Tp, _Allocator>::vector(size_type __n, const_reference __x, const allocator_type& __a) 1109 : __base(__a) 1110{ 1111#if _LIBCPP_DEBUG_LEVEL >= 2 1112 __get_db()->__insert_c(this); 1113#endif 1114 if (__n > 0) 1115 { 1116 allocate(__n); 1117 __construct_at_end(__n, __x); 1118 } 1119} 1120 1121template <class _Tp, class _Allocator> 1122template <class _InputIterator> 1123vector<_Tp, _Allocator>::vector(_InputIterator __first, 1124 typename enable_if<__is_input_iterator <_InputIterator>::value && 1125 !__is_forward_iterator<_InputIterator>::value && 1126 is_constructible< 1127 value_type, 1128 typename iterator_traits<_InputIterator>::reference>::value, 1129 _InputIterator>::type __last) 1130{ 1131#if _LIBCPP_DEBUG_LEVEL >= 2 1132 __get_db()->__insert_c(this); 1133#endif 1134 for (; __first != __last; ++__first) 1135 push_back(*__first); 1136} 1137 1138template <class _Tp, class _Allocator> 1139template <class _InputIterator> 1140vector<_Tp, _Allocator>::vector(_InputIterator __first, _InputIterator __last, const allocator_type& __a, 1141 typename enable_if<__is_input_iterator <_InputIterator>::value && 1142 !__is_forward_iterator<_InputIterator>::value && 1143 is_constructible< 1144 value_type, 1145 typename iterator_traits<_InputIterator>::reference>::value>::type*) 1146 : __base(__a) 1147{ 1148#if _LIBCPP_DEBUG_LEVEL >= 2 1149 __get_db()->__insert_c(this); 1150#endif 1151 for (; __first != __last; ++__first) 1152 push_back(*__first); 1153} 1154 1155template <class _Tp, class _Allocator> 1156template <class _ForwardIterator> 1157vector<_Tp, _Allocator>::vector(_ForwardIterator __first, 1158 typename enable_if<__is_forward_iterator<_ForwardIterator>::value && 1159 is_constructible< 1160 value_type, 1161 typename iterator_traits<_ForwardIterator>::reference>::value, 1162 _ForwardIterator>::type __last) 1163{ 1164#if _LIBCPP_DEBUG_LEVEL >= 2 1165 __get_db()->__insert_c(this); 1166#endif 1167 size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last)); 1168 if (__n > 0) 1169 { 1170 allocate(__n); 1171 __construct_at_end(__first, __last, __n); 1172 } 1173} 1174 1175template <class _Tp, class _Allocator> 1176template <class _ForwardIterator> 1177vector<_Tp, _Allocator>::vector(_ForwardIterator __first, _ForwardIterator __last, const allocator_type& __a, 1178 typename enable_if<__is_forward_iterator<_ForwardIterator>::value && 1179 is_constructible< 1180 value_type, 1181 typename iterator_traits<_ForwardIterator>::reference>::value>::type*) 1182 : __base(__a) 1183{ 1184#if _LIBCPP_DEBUG_LEVEL >= 2 1185 __get_db()->__insert_c(this); 1186#endif 1187 size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last)); 1188 if (__n > 0) 1189 { 1190 allocate(__n); 1191 __construct_at_end(__first, __last, __n); 1192 } 1193} 1194 1195template <class _Tp, class _Allocator> 1196vector<_Tp, _Allocator>::vector(const vector& __x) 1197 : __base(__alloc_traits::select_on_container_copy_construction(__x.__alloc())) 1198{ 1199#if _LIBCPP_DEBUG_LEVEL >= 2 1200 __get_db()->__insert_c(this); 1201#endif 1202 size_type __n = __x.size(); 1203 if (__n > 0) 1204 { 1205 allocate(__n); 1206 __construct_at_end(__x.__begin_, __x.__end_, __n); 1207 } 1208} 1209 1210template <class _Tp, class _Allocator> 1211vector<_Tp, _Allocator>::vector(const vector& __x, const allocator_type& __a) 1212 : __base(__a) 1213{ 1214#if _LIBCPP_DEBUG_LEVEL >= 2 1215 __get_db()->__insert_c(this); 1216#endif 1217 size_type __n = __x.size(); 1218 if (__n > 0) 1219 { 1220 allocate(__n); 1221 __construct_at_end(__x.__begin_, __x.__end_, __n); 1222 } 1223} 1224 1225#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1226 1227template <class _Tp, class _Allocator> 1228inline _LIBCPP_INLINE_VISIBILITY 1229vector<_Tp, _Allocator>::vector(vector&& __x) 1230#if _LIBCPP_STD_VER > 14 1231 _NOEXCEPT 1232#else 1233 _NOEXCEPT_(is_nothrow_move_constructible<allocator_type>::value) 1234#endif 1235 : __base(_VSTD::move(__x.__alloc())) 1236{ 1237#if _LIBCPP_DEBUG_LEVEL >= 2 1238 __get_db()->__insert_c(this); 1239 __get_db()->swap(this, &__x); 1240#endif 1241 this->__begin_ = __x.__begin_; 1242 this->__end_ = __x.__end_; 1243 this->__end_cap() = __x.__end_cap(); 1244 __x.__begin_ = __x.__end_ = __x.__end_cap() = nullptr; 1245} 1246 1247template <class _Tp, class _Allocator> 1248inline _LIBCPP_INLINE_VISIBILITY 1249vector<_Tp, _Allocator>::vector(vector&& __x, const allocator_type& __a) 1250 : __base(__a) 1251{ 1252#if _LIBCPP_DEBUG_LEVEL >= 2 1253 __get_db()->__insert_c(this); 1254#endif 1255 if (__a == __x.__alloc()) 1256 { 1257 this->__begin_ = __x.__begin_; 1258 this->__end_ = __x.__end_; 1259 this->__end_cap() = __x.__end_cap(); 1260 __x.__begin_ = __x.__end_ = __x.__end_cap() = nullptr; 1261#if _LIBCPP_DEBUG_LEVEL >= 2 1262 __get_db()->swap(this, &__x); 1263#endif 1264 } 1265 else 1266 { 1267 typedef move_iterator<iterator> _Ip; 1268 assign(_Ip(__x.begin()), _Ip(__x.end())); 1269 } 1270} 1271 1272#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1273 1274template <class _Tp, class _Allocator> 1275inline _LIBCPP_INLINE_VISIBILITY 1276vector<_Tp, _Allocator>::vector(initializer_list<value_type> __il) 1277{ 1278#if _LIBCPP_DEBUG_LEVEL >= 2 1279 __get_db()->__insert_c(this); 1280#endif 1281 if (__il.size() > 0) 1282 { 1283 allocate(__il.size()); 1284 __construct_at_end(__il.begin(), __il.end(), __il.size()); 1285 } 1286} 1287 1288template <class _Tp, class _Allocator> 1289inline _LIBCPP_INLINE_VISIBILITY 1290vector<_Tp, _Allocator>::vector(initializer_list<value_type> __il, const allocator_type& __a) 1291 : __base(__a) 1292{ 1293#if _LIBCPP_DEBUG_LEVEL >= 2 1294 __get_db()->__insert_c(this); 1295#endif 1296 if (__il.size() > 0) 1297 { 1298 allocate(__il.size()); 1299 __construct_at_end(__il.begin(), __il.end(), __il.size()); 1300 } 1301} 1302 1303#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 1304 1305template <class _Tp, class _Allocator> 1306inline _LIBCPP_INLINE_VISIBILITY 1307vector<_Tp, _Allocator>& 1308vector<_Tp, _Allocator>::operator=(vector&& __x) 1309 _NOEXCEPT_((__noexcept_move_assign_container<_Allocator, __alloc_traits>::value)) 1310{ 1311 __move_assign(__x, integral_constant<bool, 1312 __alloc_traits::propagate_on_container_move_assignment::value>()); 1313 return *this; 1314} 1315 1316template <class _Tp, class _Allocator> 1317void 1318vector<_Tp, _Allocator>::__move_assign(vector& __c, false_type) 1319 _NOEXCEPT_(__alloc_traits::is_always_equal::value) 1320{ 1321 if (__base::__alloc() != __c.__alloc()) 1322 { 1323 typedef move_iterator<iterator> _Ip; 1324 assign(_Ip(__c.begin()), _Ip(__c.end())); 1325 } 1326 else 1327 __move_assign(__c, true_type()); 1328} 1329 1330template <class _Tp, class _Allocator> 1331void 1332vector<_Tp, _Allocator>::__move_assign(vector& __c, true_type) 1333 _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value) 1334{ 1335 deallocate(); 1336 __base::__move_assign_alloc(__c); // this can throw 1337 this->__begin_ = __c.__begin_; 1338 this->__end_ = __c.__end_; 1339 this->__end_cap() = __c.__end_cap(); 1340 __c.__begin_ = __c.__end_ = __c.__end_cap() = nullptr; 1341#if _LIBCPP_DEBUG_LEVEL >= 2 1342 __get_db()->swap(this, &__c); 1343#endif 1344} 1345 1346#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1347 1348template <class _Tp, class _Allocator> 1349inline _LIBCPP_INLINE_VISIBILITY 1350vector<_Tp, _Allocator>& 1351vector<_Tp, _Allocator>::operator=(const vector& __x) 1352{ 1353 if (this != &__x) 1354 { 1355 __base::__copy_assign_alloc(__x); 1356 assign(__x.__begin_, __x.__end_); 1357 } 1358 return *this; 1359} 1360 1361template <class _Tp, class _Allocator> 1362template <class _InputIterator> 1363typename enable_if 1364< 1365 __is_input_iterator <_InputIterator>::value && 1366 !__is_forward_iterator<_InputIterator>::value && 1367 is_constructible< 1368 _Tp, 1369 typename iterator_traits<_InputIterator>::reference>::value, 1370 void 1371>::type 1372vector<_Tp, _Allocator>::assign(_InputIterator __first, _InputIterator __last) 1373{ 1374 clear(); 1375 for (; __first != __last; ++__first) 1376 push_back(*__first); 1377} 1378 1379template <class _Tp, class _Allocator> 1380template <class _ForwardIterator> 1381typename enable_if 1382< 1383 __is_forward_iterator<_ForwardIterator>::value && 1384 is_constructible< 1385 _Tp, 1386 typename iterator_traits<_ForwardIterator>::reference>::value, 1387 void 1388>::type 1389vector<_Tp, _Allocator>::assign(_ForwardIterator __first, _ForwardIterator __last) 1390{ 1391 size_type __new_size = static_cast<size_type>(_VSTD::distance(__first, __last)); 1392 if (__new_size <= capacity()) 1393 { 1394 _ForwardIterator __mid = __last; 1395 bool __growing = false; 1396 if (__new_size > size()) 1397 { 1398 __growing = true; 1399 __mid = __first; 1400 _VSTD::advance(__mid, size()); 1401 } 1402 pointer __m = _VSTD::copy(__first, __mid, this->__begin_); 1403 if (__growing) 1404 __construct_at_end(__mid, __last, __new_size - size()); 1405 else 1406 this->__destruct_at_end(__m); 1407 } 1408 else 1409 { 1410 deallocate(); 1411 allocate(__recommend(__new_size)); 1412 __construct_at_end(__first, __last, __new_size); 1413 } 1414} 1415 1416template <class _Tp, class _Allocator> 1417void 1418vector<_Tp, _Allocator>::assign(size_type __n, const_reference __u) 1419{ 1420 if (__n <= capacity()) 1421 { 1422 size_type __s = size(); 1423 _VSTD::fill_n(this->__begin_, _VSTD::min(__n, __s), __u); 1424 if (__n > __s) 1425 __construct_at_end(__n - __s, __u); 1426 else 1427 this->__destruct_at_end(this->__begin_ + __n); 1428 } 1429 else 1430 { 1431 deallocate(); 1432 allocate(__recommend(static_cast<size_type>(__n))); 1433 __construct_at_end(__n, __u); 1434 } 1435} 1436 1437template <class _Tp, class _Allocator> 1438inline _LIBCPP_INLINE_VISIBILITY 1439typename vector<_Tp, _Allocator>::iterator 1440vector<_Tp, _Allocator>::__make_iter(pointer __p) _NOEXCEPT 1441{ 1442#if _LIBCPP_DEBUG_LEVEL >= 2 1443 return iterator(this, __p); 1444#else 1445 return iterator(__p); 1446#endif 1447} 1448 1449template <class _Tp, class _Allocator> 1450inline _LIBCPP_INLINE_VISIBILITY 1451typename vector<_Tp, _Allocator>::const_iterator 1452vector<_Tp, _Allocator>::__make_iter(const_pointer __p) const _NOEXCEPT 1453{ 1454#if _LIBCPP_DEBUG_LEVEL >= 2 1455 return const_iterator(this, __p); 1456#else 1457 return const_iterator(__p); 1458#endif 1459} 1460 1461template <class _Tp, class _Allocator> 1462inline _LIBCPP_INLINE_VISIBILITY 1463typename vector<_Tp, _Allocator>::iterator 1464vector<_Tp, _Allocator>::begin() _NOEXCEPT 1465{ 1466 return __make_iter(this->__begin_); 1467} 1468 1469template <class _Tp, class _Allocator> 1470inline _LIBCPP_INLINE_VISIBILITY 1471typename vector<_Tp, _Allocator>::const_iterator 1472vector<_Tp, _Allocator>::begin() const _NOEXCEPT 1473{ 1474 return __make_iter(this->__begin_); 1475} 1476 1477template <class _Tp, class _Allocator> 1478inline _LIBCPP_INLINE_VISIBILITY 1479typename vector<_Tp, _Allocator>::iterator 1480vector<_Tp, _Allocator>::end() _NOEXCEPT 1481{ 1482 return __make_iter(this->__end_); 1483} 1484 1485template <class _Tp, class _Allocator> 1486inline _LIBCPP_INLINE_VISIBILITY 1487typename vector<_Tp, _Allocator>::const_iterator 1488vector<_Tp, _Allocator>::end() const _NOEXCEPT 1489{ 1490 return __make_iter(this->__end_); 1491} 1492 1493template <class _Tp, class _Allocator> 1494inline _LIBCPP_INLINE_VISIBILITY 1495typename vector<_Tp, _Allocator>::reference 1496vector<_Tp, _Allocator>::operator[](size_type __n) 1497{ 1498 _LIBCPP_ASSERT(__n < size(), "vector[] index out of bounds"); 1499 return this->__begin_[__n]; 1500} 1501 1502template <class _Tp, class _Allocator> 1503inline _LIBCPP_INLINE_VISIBILITY 1504typename vector<_Tp, _Allocator>::const_reference 1505vector<_Tp, _Allocator>::operator[](size_type __n) const 1506{ 1507 _LIBCPP_ASSERT(__n < size(), "vector[] index out of bounds"); 1508 return this->__begin_[__n]; 1509} 1510 1511template <class _Tp, class _Allocator> 1512typename vector<_Tp, _Allocator>::reference 1513vector<_Tp, _Allocator>::at(size_type __n) 1514{ 1515 if (__n >= size()) 1516 this->__throw_out_of_range(); 1517 return this->__begin_[__n]; 1518} 1519 1520template <class _Tp, class _Allocator> 1521typename vector<_Tp, _Allocator>::const_reference 1522vector<_Tp, _Allocator>::at(size_type __n) const 1523{ 1524 if (__n >= size()) 1525 this->__throw_out_of_range(); 1526 return this->__begin_[__n]; 1527} 1528 1529template <class _Tp, class _Allocator> 1530void 1531vector<_Tp, _Allocator>::reserve(size_type __n) 1532{ 1533 if (__n > capacity()) 1534 { 1535 allocator_type& __a = this->__alloc(); 1536 __split_buffer<value_type, allocator_type&> __v(__n, size(), __a); 1537 __swap_out_circular_buffer(__v); 1538 } 1539} 1540 1541template <class _Tp, class _Allocator> 1542void 1543vector<_Tp, _Allocator>::shrink_to_fit() _NOEXCEPT 1544{ 1545 if (capacity() > size()) 1546 { 1547#ifndef _LIBCPP_NO_EXCEPTIONS 1548 try 1549 { 1550#endif // _LIBCPP_NO_EXCEPTIONS 1551 allocator_type& __a = this->__alloc(); 1552 __split_buffer<value_type, allocator_type&> __v(size(), size(), __a); 1553 __swap_out_circular_buffer(__v); 1554#ifndef _LIBCPP_NO_EXCEPTIONS 1555 } 1556 catch (...) 1557 { 1558 } 1559#endif // _LIBCPP_NO_EXCEPTIONS 1560 } 1561} 1562 1563template <class _Tp, class _Allocator> 1564template <class _Up> 1565void 1566#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1567vector<_Tp, _Allocator>::__push_back_slow_path(_Up&& __x) 1568#else 1569vector<_Tp, _Allocator>::__push_back_slow_path(_Up& __x) 1570#endif 1571{ 1572 allocator_type& __a = this->__alloc(); 1573 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + 1), size(), __a); 1574 // __v.push_back(_VSTD::forward<_Up>(__x)); 1575 __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(__v.__end_), _VSTD::forward<_Up>(__x)); 1576 __v.__end_++; 1577 __swap_out_circular_buffer(__v); 1578} 1579 1580template <class _Tp, class _Allocator> 1581inline _LIBCPP_INLINE_VISIBILITY 1582void 1583vector<_Tp, _Allocator>::push_back(const_reference __x) 1584{ 1585 if (this->__end_ != this->__end_cap()) 1586 { 1587 __RAII_IncreaseAnnotator __annotator(*this); 1588 __alloc_traits::construct(this->__alloc(), 1589 _VSTD::__to_raw_pointer(this->__end_), __x); 1590 __annotator.__done(); 1591 ++this->__end_; 1592 } 1593 else 1594 __push_back_slow_path(__x); 1595} 1596 1597#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1598 1599template <class _Tp, class _Allocator> 1600inline _LIBCPP_INLINE_VISIBILITY 1601void 1602vector<_Tp, _Allocator>::push_back(value_type&& __x) 1603{ 1604 if (this->__end_ < this->__end_cap()) 1605 { 1606 __RAII_IncreaseAnnotator __annotator(*this); 1607 __alloc_traits::construct(this->__alloc(), 1608 _VSTD::__to_raw_pointer(this->__end_), 1609 _VSTD::move(__x)); 1610 __annotator.__done(); 1611 ++this->__end_; 1612 } 1613 else 1614 __push_back_slow_path(_VSTD::move(__x)); 1615} 1616 1617#ifndef _LIBCPP_HAS_NO_VARIADICS 1618 1619template <class _Tp, class _Allocator> 1620template <class... _Args> 1621void 1622vector<_Tp, _Allocator>::__emplace_back_slow_path(_Args&&... __args) 1623{ 1624 allocator_type& __a = this->__alloc(); 1625 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + 1), size(), __a); 1626// __v.emplace_back(_VSTD::forward<_Args>(__args)...); 1627 __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(__v.__end_), _VSTD::forward<_Args>(__args)...); 1628 __v.__end_++; 1629 __swap_out_circular_buffer(__v); 1630} 1631 1632template <class _Tp, class _Allocator> 1633template <class... _Args> 1634inline 1635void 1636vector<_Tp, _Allocator>::emplace_back(_Args&&... __args) 1637{ 1638 if (this->__end_ < this->__end_cap()) 1639 { 1640 __RAII_IncreaseAnnotator __annotator(*this); 1641 __alloc_traits::construct(this->__alloc(), 1642 _VSTD::__to_raw_pointer(this->__end_), 1643 _VSTD::forward<_Args>(__args)...); 1644 __annotator.__done(); 1645 ++this->__end_; 1646 } 1647 else 1648 __emplace_back_slow_path(_VSTD::forward<_Args>(__args)...); 1649} 1650 1651#endif // _LIBCPP_HAS_NO_VARIADICS 1652#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1653 1654template <class _Tp, class _Allocator> 1655inline 1656void 1657vector<_Tp, _Allocator>::pop_back() 1658{ 1659 _LIBCPP_ASSERT(!empty(), "vector::pop_back called for empty vector"); 1660 this->__destruct_at_end(this->__end_ - 1); 1661} 1662 1663template <class _Tp, class _Allocator> 1664inline _LIBCPP_INLINE_VISIBILITY 1665typename vector<_Tp, _Allocator>::iterator 1666vector<_Tp, _Allocator>::erase(const_iterator __position) 1667{ 1668#if _LIBCPP_DEBUG_LEVEL >= 2 1669 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__position) == this, 1670 "vector::erase(iterator) called with an iterator not" 1671 " referring to this vector"); 1672#endif 1673 _LIBCPP_ASSERT(__position != end(), 1674 "vector::erase(iterator) called with a non-dereferenceable iterator"); 1675 difference_type __ps = __position - cbegin(); 1676 pointer __p = this->__begin_ + __ps; 1677 iterator __r = __make_iter(__p); 1678 this->__destruct_at_end(_VSTD::move(__p + 1, this->__end_, __p)); 1679 return __r; 1680} 1681 1682template <class _Tp, class _Allocator> 1683typename vector<_Tp, _Allocator>::iterator 1684vector<_Tp, _Allocator>::erase(const_iterator __first, const_iterator __last) 1685{ 1686#if _LIBCPP_DEBUG_LEVEL >= 2 1687 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__first) == this, 1688 "vector::erase(iterator, iterator) called with an iterator not" 1689 " referring to this vector"); 1690#endif 1691 _LIBCPP_ASSERT(__first <= __last, "vector::erase(first, last) called with invalid range"); 1692 pointer __p = this->__begin_ + (__first - begin()); 1693 iterator __r = __make_iter(__p); 1694 if (__first != __last) 1695 this->__destruct_at_end(_VSTD::move(__p + (__last - __first), this->__end_, __p)); 1696 return __r; 1697} 1698 1699template <class _Tp, class _Allocator> 1700void 1701vector<_Tp, _Allocator>::__move_range(pointer __from_s, pointer __from_e, pointer __to) 1702{ 1703 pointer __old_last = this->__end_; 1704 difference_type __n = __old_last - __to; 1705 for (pointer __i = __from_s + __n; __i < __from_e; ++__i, ++this->__end_) 1706 __alloc_traits::construct(this->__alloc(), 1707 _VSTD::__to_raw_pointer(this->__end_), 1708 _VSTD::move(*__i)); 1709 _VSTD::move_backward(__from_s, __from_s + __n, __old_last); 1710} 1711 1712template <class _Tp, class _Allocator> 1713typename vector<_Tp, _Allocator>::iterator 1714vector<_Tp, _Allocator>::insert(const_iterator __position, const_reference __x) 1715{ 1716#if _LIBCPP_DEBUG_LEVEL >= 2 1717 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__position) == this, 1718 "vector::insert(iterator, x) called with an iterator not" 1719 " referring to this vector"); 1720#endif 1721 pointer __p = this->__begin_ + (__position - begin()); 1722 if (this->__end_ < this->__end_cap()) 1723 { 1724 __RAII_IncreaseAnnotator __annotator(*this); 1725 if (__p == this->__end_) 1726 { 1727 __alloc_traits::construct(this->__alloc(), 1728 _VSTD::__to_raw_pointer(this->__end_), __x); 1729 ++this->__end_; 1730 } 1731 else 1732 { 1733 __move_range(__p, this->__end_, __p + 1); 1734 const_pointer __xr = pointer_traits<const_pointer>::pointer_to(__x); 1735 if (__p <= __xr && __xr < this->__end_) 1736 ++__xr; 1737 *__p = *__xr; 1738 } 1739 __annotator.__done(); 1740 } 1741 else 1742 { 1743 allocator_type& __a = this->__alloc(); 1744 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + 1), __p - this->__begin_, __a); 1745 __v.push_back(__x); 1746 __p = __swap_out_circular_buffer(__v, __p); 1747 } 1748 return __make_iter(__p); 1749} 1750 1751#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1752 1753template <class _Tp, class _Allocator> 1754typename vector<_Tp, _Allocator>::iterator 1755vector<_Tp, _Allocator>::insert(const_iterator __position, value_type&& __x) 1756{ 1757#if _LIBCPP_DEBUG_LEVEL >= 2 1758 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__position) == this, 1759 "vector::insert(iterator, x) called with an iterator not" 1760 " referring to this vector"); 1761#endif 1762 pointer __p = this->__begin_ + (__position - begin()); 1763 if (this->__end_ < this->__end_cap()) 1764 { 1765 __RAII_IncreaseAnnotator __annotator(*this); 1766 if (__p == this->__end_) 1767 { 1768 __alloc_traits::construct(this->__alloc(), 1769 _VSTD::__to_raw_pointer(this->__end_), 1770 _VSTD::move(__x)); 1771 ++this->__end_; 1772 } 1773 else 1774 { 1775 __move_range(__p, this->__end_, __p + 1); 1776 *__p = _VSTD::move(__x); 1777 } 1778 __annotator.__done(); 1779 } 1780 else 1781 { 1782 allocator_type& __a = this->__alloc(); 1783 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + 1), __p - this->__begin_, __a); 1784 __v.push_back(_VSTD::move(__x)); 1785 __p = __swap_out_circular_buffer(__v, __p); 1786 } 1787 return __make_iter(__p); 1788} 1789 1790#ifndef _LIBCPP_HAS_NO_VARIADICS 1791 1792template <class _Tp, class _Allocator> 1793template <class... _Args> 1794typename vector<_Tp, _Allocator>::iterator 1795vector<_Tp, _Allocator>::emplace(const_iterator __position, _Args&&... __args) 1796{ 1797#if _LIBCPP_DEBUG_LEVEL >= 2 1798 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__position) == this, 1799 "vector::emplace(iterator, x) called with an iterator not" 1800 " referring to this vector"); 1801#endif 1802 pointer __p = this->__begin_ + (__position - begin()); 1803 if (this->__end_ < this->__end_cap()) 1804 { 1805 __RAII_IncreaseAnnotator __annotator(*this); 1806 if (__p == this->__end_) 1807 { 1808 __alloc_traits::construct(this->__alloc(), 1809 _VSTD::__to_raw_pointer(this->__end_), 1810 _VSTD::forward<_Args>(__args)...); 1811 ++this->__end_; 1812 } 1813 else 1814 { 1815 __temp_value<value_type, _Allocator> __tmp(this->__alloc(), _VSTD::forward<_Args>(__args)...); 1816 __move_range(__p, this->__end_, __p + 1); 1817 *__p = _VSTD::move(__tmp.get()); 1818 } 1819 __annotator.__done(); 1820 } 1821 else 1822 { 1823 allocator_type& __a = this->__alloc(); 1824 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + 1), __p - this->__begin_, __a); 1825 __v.emplace_back(_VSTD::forward<_Args>(__args)...); 1826 __p = __swap_out_circular_buffer(__v, __p); 1827 } 1828 return __make_iter(__p); 1829} 1830 1831#endif // _LIBCPP_HAS_NO_VARIADICS 1832#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1833 1834template <class _Tp, class _Allocator> 1835typename vector<_Tp, _Allocator>::iterator 1836vector<_Tp, _Allocator>::insert(const_iterator __position, size_type __n, const_reference __x) 1837{ 1838#if _LIBCPP_DEBUG_LEVEL >= 2 1839 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__position) == this, 1840 "vector::insert(iterator, n, x) called with an iterator not" 1841 " referring to this vector"); 1842#endif 1843 pointer __p = this->__begin_ + (__position - begin()); 1844 if (__n > 0) 1845 { 1846 if (__n <= static_cast<size_type>(this->__end_cap() - this->__end_)) 1847 { 1848 size_type __old_n = __n; 1849 pointer __old_last = this->__end_; 1850 if (__n > static_cast<size_type>(this->__end_ - __p)) 1851 { 1852 size_type __cx = __n - (this->__end_ - __p); 1853 __construct_at_end(__cx, __x); 1854 __n -= __cx; 1855 } 1856 if (__n > 0) 1857 { 1858 __RAII_IncreaseAnnotator __annotator(*this, __n); 1859 __move_range(__p, __old_last, __p + __old_n); 1860 __annotator.__done(); 1861 const_pointer __xr = pointer_traits<const_pointer>::pointer_to(__x); 1862 if (__p <= __xr && __xr < this->__end_) 1863 __xr += __old_n; 1864 _VSTD::fill_n(__p, __n, *__xr); 1865 } 1866 } 1867 else 1868 { 1869 allocator_type& __a = this->__alloc(); 1870 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + __n), __p - this->__begin_, __a); 1871 __v.__construct_at_end(__n, __x); 1872 __p = __swap_out_circular_buffer(__v, __p); 1873 } 1874 } 1875 return __make_iter(__p); 1876} 1877 1878template <class _Tp, class _Allocator> 1879template <class _InputIterator> 1880typename enable_if 1881< 1882 __is_input_iterator <_InputIterator>::value && 1883 !__is_forward_iterator<_InputIterator>::value && 1884 is_constructible< 1885 _Tp, 1886 typename iterator_traits<_InputIterator>::reference>::value, 1887 typename vector<_Tp, _Allocator>::iterator 1888>::type 1889vector<_Tp, _Allocator>::insert(const_iterator __position, _InputIterator __first, _InputIterator __last) 1890{ 1891#if _LIBCPP_DEBUG_LEVEL >= 2 1892 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__position) == this, 1893 "vector::insert(iterator, range) called with an iterator not" 1894 " referring to this vector"); 1895#endif 1896 difference_type __off = __position - begin(); 1897 pointer __p = this->__begin_ + __off; 1898 allocator_type& __a = this->__alloc(); 1899 pointer __old_last = this->__end_; 1900 for (; this->__end_ != this->__end_cap() && __first != __last; ++__first) 1901 { 1902 __RAII_IncreaseAnnotator __annotator(*this); 1903 __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(this->__end_), 1904 *__first); 1905 ++this->__end_; 1906 __annotator.__done(); 1907 } 1908 __split_buffer<value_type, allocator_type&> __v(__a); 1909 if (__first != __last) 1910 { 1911#ifndef _LIBCPP_NO_EXCEPTIONS 1912 try 1913 { 1914#endif // _LIBCPP_NO_EXCEPTIONS 1915 __v.__construct_at_end(__first, __last); 1916 difference_type __old_size = __old_last - this->__begin_; 1917 difference_type __old_p = __p - this->__begin_; 1918 reserve(__recommend(size() + __v.size())); 1919 __p = this->__begin_ + __old_p; 1920 __old_last = this->__begin_ + __old_size; 1921#ifndef _LIBCPP_NO_EXCEPTIONS 1922 } 1923 catch (...) 1924 { 1925 erase(__make_iter(__old_last), end()); 1926 throw; 1927 } 1928#endif // _LIBCPP_NO_EXCEPTIONS 1929 } 1930 __p = _VSTD::rotate(__p, __old_last, this->__end_); 1931 insert(__make_iter(__p), make_move_iterator(__v.begin()), 1932 make_move_iterator(__v.end())); 1933 return begin() + __off; 1934} 1935 1936template <class _Tp, class _Allocator> 1937template <class _ForwardIterator> 1938typename enable_if 1939< 1940 __is_forward_iterator<_ForwardIterator>::value && 1941 is_constructible< 1942 _Tp, 1943 typename iterator_traits<_ForwardIterator>::reference>::value, 1944 typename vector<_Tp, _Allocator>::iterator 1945>::type 1946vector<_Tp, _Allocator>::insert(const_iterator __position, _ForwardIterator __first, _ForwardIterator __last) 1947{ 1948#if _LIBCPP_DEBUG_LEVEL >= 2 1949 _LIBCPP_ASSERT(__get_const_db()->__find_c_from_i(&__position) == this, 1950 "vector::insert(iterator, range) called with an iterator not" 1951 " referring to this vector"); 1952#endif 1953 pointer __p = this->__begin_ + (__position - begin()); 1954 difference_type __n = _VSTD::distance(__first, __last); 1955 if (__n > 0) 1956 { 1957 if (__n <= this->__end_cap() - this->__end_) 1958 { 1959 size_type __old_n = __n; 1960 pointer __old_last = this->__end_; 1961 _ForwardIterator __m = __last; 1962 difference_type __dx = this->__end_ - __p; 1963 if (__n > __dx) 1964 { 1965 __m = __first; 1966 difference_type __diff = this->__end_ - __p; 1967 _VSTD::advance(__m, __diff); 1968 __construct_at_end(__m, __last, __n - __diff); 1969 __n = __dx; 1970 } 1971 if (__n > 0) 1972 { 1973 __RAII_IncreaseAnnotator __annotator(*this, __n); 1974 __move_range(__p, __old_last, __p + __old_n); 1975 __annotator.__done(); 1976 _VSTD::copy(__first, __m, __p); 1977 } 1978 } 1979 else 1980 { 1981 allocator_type& __a = this->__alloc(); 1982 __split_buffer<value_type, allocator_type&> __v(__recommend(size() + __n), __p - this->__begin_, __a); 1983 __v.__construct_at_end(__first, __last); 1984 __p = __swap_out_circular_buffer(__v, __p); 1985 } 1986 } 1987 return __make_iter(__p); 1988} 1989 1990template <class _Tp, class _Allocator> 1991void 1992vector<_Tp, _Allocator>::resize(size_type __sz) 1993{ 1994 size_type __cs = size(); 1995 if (__cs < __sz) 1996 this->__append(__sz - __cs); 1997 else if (__cs > __sz) 1998 this->__destruct_at_end(this->__begin_ + __sz); 1999} 2000 2001template <class _Tp, class _Allocator> 2002void 2003vector<_Tp, _Allocator>::resize(size_type __sz, const_reference __x) 2004{ 2005 size_type __cs = size(); 2006 if (__cs < __sz) 2007 this->__append(__sz - __cs, __x); 2008 else if (__cs > __sz) 2009 this->__destruct_at_end(this->__begin_ + __sz); 2010} 2011 2012template <class _Tp, class _Allocator> 2013void 2014vector<_Tp, _Allocator>::swap(vector& __x) 2015#if _LIBCPP_STD_VER >= 14 2016 _NOEXCEPT 2017#else 2018 _NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value || 2019 __is_nothrow_swappable<allocator_type>::value) 2020#endif 2021{ 2022 _LIBCPP_ASSERT(__alloc_traits::propagate_on_container_swap::value || 2023 this->__alloc() == __x.__alloc(), 2024 "vector::swap: Either propagate_on_container_swap must be true" 2025 " or the allocators must compare equal"); 2026 _VSTD::swap(this->__begin_, __x.__begin_); 2027 _VSTD::swap(this->__end_, __x.__end_); 2028 _VSTD::swap(this->__end_cap(), __x.__end_cap()); 2029 __swap_allocator(this->__alloc(), __x.__alloc(), 2030 integral_constant<bool,__alloc_traits::propagate_on_container_swap::value>()); 2031#if _LIBCPP_DEBUG_LEVEL >= 2 2032 __get_db()->swap(this, &__x); 2033#endif // _LIBCPP_DEBUG_LEVEL >= 2 2034} 2035 2036template <class _Tp, class _Allocator> 2037bool 2038vector<_Tp, _Allocator>::__invariants() const 2039{ 2040 if (this->__begin_ == nullptr) 2041 { 2042 if (this->__end_ != nullptr || this->__end_cap() != nullptr) 2043 return false; 2044 } 2045 else 2046 { 2047 if (this->__begin_ > this->__end_) 2048 return false; 2049 if (this->__begin_ == this->__end_cap()) 2050 return false; 2051 if (this->__end_ > this->__end_cap()) 2052 return false; 2053 } 2054 return true; 2055} 2056 2057#if _LIBCPP_DEBUG_LEVEL >= 2 2058 2059template <class _Tp, class _Allocator> 2060bool 2061vector<_Tp, _Allocator>::__dereferenceable(const const_iterator* __i) const 2062{ 2063 return this->__begin_ <= __i->base() && __i->base() < this->__end_; 2064} 2065 2066template <class _Tp, class _Allocator> 2067bool 2068vector<_Tp, _Allocator>::__decrementable(const const_iterator* __i) const 2069{ 2070 return this->__begin_ < __i->base() && __i->base() <= this->__end_; 2071} 2072 2073template <class _Tp, class _Allocator> 2074bool 2075vector<_Tp, _Allocator>::__addable(const const_iterator* __i, ptrdiff_t __n) const 2076{ 2077 const_pointer __p = __i->base() + __n; 2078 return this->__begin_ <= __p && __p <= this->__end_; 2079} 2080 2081template <class _Tp, class _Allocator> 2082bool 2083vector<_Tp, _Allocator>::__subscriptable(const const_iterator* __i, ptrdiff_t __n) const 2084{ 2085 const_pointer __p = __i->base() + __n; 2086 return this->__begin_ <= __p && __p < this->__end_; 2087} 2088 2089#endif // _LIBCPP_DEBUG_LEVEL >= 2 2090 2091template <class _Tp, class _Allocator> 2092inline _LIBCPP_INLINE_VISIBILITY 2093void 2094vector<_Tp, _Allocator>::__invalidate_all_iterators() 2095{ 2096#if _LIBCPP_DEBUG_LEVEL >= 2 2097 __get_db()->__invalidate_all(this); 2098#endif // _LIBCPP_DEBUG_LEVEL >= 2 2099} 2100 2101// vector<bool> 2102 2103template <class _Allocator> class vector<bool, _Allocator>; 2104 2105template <class _Allocator> struct hash<vector<bool, _Allocator> >; 2106 2107template <class _Allocator> 2108struct __has_storage_type<vector<bool, _Allocator> > 2109{ 2110 static const bool value = true; 2111}; 2112 2113template <class _Allocator> 2114class _LIBCPP_TYPE_VIS_ONLY vector<bool, _Allocator> 2115 : private __vector_base_common<true> 2116{ 2117public: 2118 typedef vector __self; 2119 typedef bool value_type; 2120 typedef _Allocator allocator_type; 2121 typedef allocator_traits<allocator_type> __alloc_traits; 2122 typedef typename __alloc_traits::size_type size_type; 2123 typedef typename __alloc_traits::difference_type difference_type; 2124 typedef size_type __storage_type; 2125 typedef __bit_iterator<vector, false> pointer; 2126 typedef __bit_iterator<vector, true> const_pointer; 2127 typedef pointer iterator; 2128 typedef const_pointer const_iterator; 2129 typedef _VSTD::reverse_iterator<iterator> reverse_iterator; 2130 typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator; 2131 2132private: 2133 typedef typename __rebind_alloc_helper<__alloc_traits, __storage_type>::type __storage_allocator; 2134 typedef allocator_traits<__storage_allocator> __storage_traits; 2135 typedef typename __storage_traits::pointer __storage_pointer; 2136 typedef typename __storage_traits::const_pointer __const_storage_pointer; 2137 2138 __storage_pointer __begin_; 2139 size_type __size_; 2140 __compressed_pair<size_type, __storage_allocator> __cap_alloc_; 2141public: 2142 typedef __bit_reference<vector> reference; 2143 typedef __bit_const_reference<vector> const_reference; 2144private: 2145 _LIBCPP_INLINE_VISIBILITY 2146 size_type& __cap() _NOEXCEPT 2147 {return __cap_alloc_.first();} 2148 _LIBCPP_INLINE_VISIBILITY 2149 const size_type& __cap() const _NOEXCEPT 2150 {return __cap_alloc_.first();} 2151 _LIBCPP_INLINE_VISIBILITY 2152 __storage_allocator& __alloc() _NOEXCEPT 2153 {return __cap_alloc_.second();} 2154 _LIBCPP_INLINE_VISIBILITY 2155 const __storage_allocator& __alloc() const _NOEXCEPT 2156 {return __cap_alloc_.second();} 2157 2158 static const unsigned __bits_per_word = static_cast<unsigned>(sizeof(__storage_type) * CHAR_BIT); 2159 2160 _LIBCPP_INLINE_VISIBILITY 2161 static size_type __internal_cap_to_external(size_type __n) _NOEXCEPT 2162 {return __n * __bits_per_word;} 2163 _LIBCPP_INLINE_VISIBILITY 2164 static size_type __external_cap_to_internal(size_type __n) _NOEXCEPT 2165 {return (__n - 1) / __bits_per_word + 1;} 2166 2167public: 2168 _LIBCPP_INLINE_VISIBILITY 2169 vector() _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value); 2170 2171 _LIBCPP_INLINE_VISIBILITY explicit vector(const allocator_type& __a) 2172#if _LIBCPP_STD_VER <= 14 2173 _NOEXCEPT_(is_nothrow_copy_constructible<allocator_type>::value); 2174#else 2175 _NOEXCEPT; 2176#endif 2177 ~vector(); 2178 explicit vector(size_type __n); 2179#if _LIBCPP_STD_VER > 11 2180 explicit vector(size_type __n, const allocator_type& __a); 2181#endif 2182 vector(size_type __n, const value_type& __v); 2183 vector(size_type __n, const value_type& __v, const allocator_type& __a); 2184 template <class _InputIterator> 2185 vector(_InputIterator __first, _InputIterator __last, 2186 typename enable_if<__is_input_iterator <_InputIterator>::value && 2187 !__is_forward_iterator<_InputIterator>::value>::type* = 0); 2188 template <class _InputIterator> 2189 vector(_InputIterator __first, _InputIterator __last, const allocator_type& __a, 2190 typename enable_if<__is_input_iterator <_InputIterator>::value && 2191 !__is_forward_iterator<_InputIterator>::value>::type* = 0); 2192 template <class _ForwardIterator> 2193 vector(_ForwardIterator __first, _ForwardIterator __last, 2194 typename enable_if<__is_forward_iterator<_ForwardIterator>::value>::type* = 0); 2195 template <class _ForwardIterator> 2196 vector(_ForwardIterator __first, _ForwardIterator __last, const allocator_type& __a, 2197 typename enable_if<__is_forward_iterator<_ForwardIterator>::value>::type* = 0); 2198 2199 vector(const vector& __v); 2200 vector(const vector& __v, const allocator_type& __a); 2201 vector& operator=(const vector& __v); 2202#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2203 vector(initializer_list<value_type> __il); 2204 vector(initializer_list<value_type> __il, const allocator_type& __a); 2205#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2206 2207#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 2208 _LIBCPP_INLINE_VISIBILITY 2209 vector(vector&& __v) 2210#if _LIBCPP_STD_VER > 14 2211 _NOEXCEPT; 2212#else 2213 _NOEXCEPT_(is_nothrow_move_constructible<allocator_type>::value); 2214#endif 2215 vector(vector&& __v, const allocator_type& __a); 2216 _LIBCPP_INLINE_VISIBILITY 2217 vector& operator=(vector&& __v) 2218 _NOEXCEPT_((__noexcept_move_assign_container<_Allocator, __alloc_traits>::value)); 2219#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 2220#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2221 _LIBCPP_INLINE_VISIBILITY 2222 vector& operator=(initializer_list<value_type> __il) 2223 {assign(__il.begin(), __il.end()); return *this;} 2224#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2225 2226 template <class _InputIterator> 2227 typename enable_if 2228 < 2229 __is_input_iterator<_InputIterator>::value && 2230 !__is_forward_iterator<_InputIterator>::value, 2231 void 2232 >::type 2233 assign(_InputIterator __first, _InputIterator __last); 2234 template <class _ForwardIterator> 2235 typename enable_if 2236 < 2237 __is_forward_iterator<_ForwardIterator>::value, 2238 void 2239 >::type 2240 assign(_ForwardIterator __first, _ForwardIterator __last); 2241 2242 void assign(size_type __n, const value_type& __x); 2243#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2244 _LIBCPP_INLINE_VISIBILITY 2245 void assign(initializer_list<value_type> __il) 2246 {assign(__il.begin(), __il.end());} 2247#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2248 2249 _LIBCPP_INLINE_VISIBILITY allocator_type get_allocator() const _NOEXCEPT 2250 {return allocator_type(this->__alloc());} 2251 2252 size_type max_size() const _NOEXCEPT; 2253 _LIBCPP_INLINE_VISIBILITY 2254 size_type capacity() const _NOEXCEPT 2255 {return __internal_cap_to_external(__cap());} 2256 _LIBCPP_INLINE_VISIBILITY 2257 size_type size() const _NOEXCEPT 2258 {return __size_;} 2259 _LIBCPP_INLINE_VISIBILITY 2260 bool empty() const _NOEXCEPT 2261 {return __size_ == 0;} 2262 void reserve(size_type __n); 2263 void shrink_to_fit() _NOEXCEPT; 2264 2265 _LIBCPP_INLINE_VISIBILITY 2266 iterator begin() _NOEXCEPT 2267 {return __make_iter(0);} 2268 _LIBCPP_INLINE_VISIBILITY 2269 const_iterator begin() const _NOEXCEPT 2270 {return __make_iter(0);} 2271 _LIBCPP_INLINE_VISIBILITY 2272 iterator end() _NOEXCEPT 2273 {return __make_iter(__size_);} 2274 _LIBCPP_INLINE_VISIBILITY 2275 const_iterator end() const _NOEXCEPT 2276 {return __make_iter(__size_);} 2277 2278 _LIBCPP_INLINE_VISIBILITY 2279 reverse_iterator rbegin() _NOEXCEPT 2280 {return reverse_iterator(end());} 2281 _LIBCPP_INLINE_VISIBILITY 2282 const_reverse_iterator rbegin() const _NOEXCEPT 2283 {return const_reverse_iterator(end());} 2284 _LIBCPP_INLINE_VISIBILITY 2285 reverse_iterator rend() _NOEXCEPT 2286 {return reverse_iterator(begin());} 2287 _LIBCPP_INLINE_VISIBILITY 2288 const_reverse_iterator rend() const _NOEXCEPT 2289 {return const_reverse_iterator(begin());} 2290 2291 _LIBCPP_INLINE_VISIBILITY 2292 const_iterator cbegin() const _NOEXCEPT 2293 {return __make_iter(0);} 2294 _LIBCPP_INLINE_VISIBILITY 2295 const_iterator cend() const _NOEXCEPT 2296 {return __make_iter(__size_);} 2297 _LIBCPP_INLINE_VISIBILITY 2298 const_reverse_iterator crbegin() const _NOEXCEPT 2299 {return rbegin();} 2300 _LIBCPP_INLINE_VISIBILITY 2301 const_reverse_iterator crend() const _NOEXCEPT 2302 {return rend();} 2303 2304 _LIBCPP_INLINE_VISIBILITY reference operator[](size_type __n) {return __make_ref(__n);} 2305 _LIBCPP_INLINE_VISIBILITY const_reference operator[](size_type __n) const {return __make_ref(__n);} 2306 reference at(size_type __n); 2307 const_reference at(size_type __n) const; 2308 2309 _LIBCPP_INLINE_VISIBILITY reference front() {return __make_ref(0);} 2310 _LIBCPP_INLINE_VISIBILITY const_reference front() const {return __make_ref(0);} 2311 _LIBCPP_INLINE_VISIBILITY reference back() {return __make_ref(__size_ - 1);} 2312 _LIBCPP_INLINE_VISIBILITY const_reference back() const {return __make_ref(__size_ - 1);} 2313 2314 void push_back(const value_type& __x); 2315#if _LIBCPP_STD_VER > 11 2316 template <class... _Args> 2317 _LIBCPP_INLINE_VISIBILITY void emplace_back(_Args&&... __args) 2318 { push_back ( value_type ( _VSTD::forward<_Args>(__args)... )); } 2319#endif 2320 2321 _LIBCPP_INLINE_VISIBILITY void pop_back() {--__size_;} 2322 2323#if _LIBCPP_STD_VER > 11 2324 template <class... _Args> 2325 _LIBCPP_INLINE_VISIBILITY iterator emplace(const_iterator position, _Args&&... __args) 2326 { return insert ( position, value_type ( _VSTD::forward<_Args>(__args)... )); } 2327#endif 2328 2329 iterator insert(const_iterator __position, const value_type& __x); 2330 iterator insert(const_iterator __position, size_type __n, const value_type& __x); 2331 iterator insert(const_iterator __position, size_type __n, const_reference __x); 2332 template <class _InputIterator> 2333 typename enable_if 2334 < 2335 __is_input_iterator <_InputIterator>::value && 2336 !__is_forward_iterator<_InputIterator>::value, 2337 iterator 2338 >::type 2339 insert(const_iterator __position, _InputIterator __first, _InputIterator __last); 2340 template <class _ForwardIterator> 2341 typename enable_if 2342 < 2343 __is_forward_iterator<_ForwardIterator>::value, 2344 iterator 2345 >::type 2346 insert(const_iterator __position, _ForwardIterator __first, _ForwardIterator __last); 2347#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2348 _LIBCPP_INLINE_VISIBILITY 2349 iterator insert(const_iterator __position, initializer_list<value_type> __il) 2350 {return insert(__position, __il.begin(), __il.end());} 2351#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2352 2353 _LIBCPP_INLINE_VISIBILITY iterator erase(const_iterator __position); 2354 iterator erase(const_iterator __first, const_iterator __last); 2355 2356 _LIBCPP_INLINE_VISIBILITY 2357 void clear() _NOEXCEPT {__size_ = 0;} 2358 2359 void swap(vector&) 2360#if _LIBCPP_STD_VER >= 14 2361 _NOEXCEPT; 2362#else 2363 _NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value || 2364 __is_nothrow_swappable<allocator_type>::value); 2365#endif 2366 static void swap(reference __x, reference __y) _NOEXCEPT { _VSTD::swap(__x, __y); } 2367 2368 void resize(size_type __sz, value_type __x = false); 2369 void flip() _NOEXCEPT; 2370 2371 bool __invariants() const; 2372 2373private: 2374 _LIBCPP_INLINE_VISIBILITY void __invalidate_all_iterators(); 2375 void allocate(size_type __n); 2376 void deallocate() _NOEXCEPT; 2377 _LIBCPP_INLINE_VISIBILITY 2378 static size_type __align_it(size_type __new_size) _NOEXCEPT 2379 {return __new_size + (__bits_per_word-1) & ~((size_type)__bits_per_word-1);}; 2380 _LIBCPP_INLINE_VISIBILITY size_type __recommend(size_type __new_size) const; 2381 _LIBCPP_INLINE_VISIBILITY void __construct_at_end(size_type __n, bool __x); 2382 template <class _ForwardIterator> 2383 typename enable_if 2384 < 2385 __is_forward_iterator<_ForwardIterator>::value, 2386 void 2387 >::type 2388 __construct_at_end(_ForwardIterator __first, _ForwardIterator __last); 2389 void __append(size_type __n, const_reference __x); 2390 _LIBCPP_INLINE_VISIBILITY 2391 reference __make_ref(size_type __pos) _NOEXCEPT 2392 {return reference(__begin_ + __pos / __bits_per_word, __storage_type(1) << __pos % __bits_per_word);} 2393 _LIBCPP_INLINE_VISIBILITY 2394 const_reference __make_ref(size_type __pos) const _NOEXCEPT 2395 {return const_reference(__begin_ + __pos / __bits_per_word, __storage_type(1) << __pos % __bits_per_word);} 2396 _LIBCPP_INLINE_VISIBILITY 2397 iterator __make_iter(size_type __pos) _NOEXCEPT 2398 {return iterator(__begin_ + __pos / __bits_per_word, static_cast<unsigned>(__pos % __bits_per_word));} 2399 _LIBCPP_INLINE_VISIBILITY 2400 const_iterator __make_iter(size_type __pos) const _NOEXCEPT 2401 {return const_iterator(__begin_ + __pos / __bits_per_word, static_cast<unsigned>(__pos % __bits_per_word));} 2402 _LIBCPP_INLINE_VISIBILITY 2403 iterator __const_iterator_cast(const_iterator __p) _NOEXCEPT 2404 {return begin() + (__p - cbegin());} 2405 2406 _LIBCPP_INLINE_VISIBILITY 2407 void __copy_assign_alloc(const vector& __v) 2408 {__copy_assign_alloc(__v, integral_constant<bool, 2409 __storage_traits::propagate_on_container_copy_assignment::value>());} 2410 _LIBCPP_INLINE_VISIBILITY 2411 void __copy_assign_alloc(const vector& __c, true_type) 2412 { 2413 if (__alloc() != __c.__alloc()) 2414 deallocate(); 2415 __alloc() = __c.__alloc(); 2416 } 2417 2418 _LIBCPP_INLINE_VISIBILITY 2419 void __copy_assign_alloc(const vector&, false_type) 2420 {} 2421 2422 void __move_assign(vector& __c, false_type); 2423 void __move_assign(vector& __c, true_type) 2424 _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value); 2425 _LIBCPP_INLINE_VISIBILITY 2426 void __move_assign_alloc(vector& __c) 2427 _NOEXCEPT_( 2428 !__storage_traits::propagate_on_container_move_assignment::value || 2429 is_nothrow_move_assignable<allocator_type>::value) 2430 {__move_assign_alloc(__c, integral_constant<bool, 2431 __storage_traits::propagate_on_container_move_assignment::value>());} 2432 _LIBCPP_INLINE_VISIBILITY 2433 void __move_assign_alloc(vector& __c, true_type) 2434 _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value) 2435 { 2436 __alloc() = _VSTD::move(__c.__alloc()); 2437 } 2438 2439 _LIBCPP_INLINE_VISIBILITY 2440 void __move_assign_alloc(vector&, false_type) 2441 _NOEXCEPT 2442 {} 2443 2444 size_t __hash_code() const _NOEXCEPT; 2445 2446 friend class __bit_reference<vector>; 2447 friend class __bit_const_reference<vector>; 2448 friend class __bit_iterator<vector, false>; 2449 friend class __bit_iterator<vector, true>; 2450 friend struct __bit_array<vector>; 2451 friend struct _LIBCPP_TYPE_VIS_ONLY hash<vector>; 2452}; 2453 2454template <class _Allocator> 2455inline _LIBCPP_INLINE_VISIBILITY 2456void 2457vector<bool, _Allocator>::__invalidate_all_iterators() 2458{ 2459} 2460 2461// Allocate space for __n objects 2462// throws length_error if __n > max_size() 2463// throws (probably bad_alloc) if memory run out 2464// Precondition: __begin_ == __end_ == __cap() == 0 2465// Precondition: __n > 0 2466// Postcondition: capacity() == __n 2467// Postcondition: size() == 0 2468template <class _Allocator> 2469void 2470vector<bool, _Allocator>::allocate(size_type __n) 2471{ 2472 if (__n > max_size()) 2473 this->__throw_length_error(); 2474 __n = __external_cap_to_internal(__n); 2475 this->__begin_ = __storage_traits::allocate(this->__alloc(), __n); 2476 this->__size_ = 0; 2477 this->__cap() = __n; 2478} 2479 2480template <class _Allocator> 2481void 2482vector<bool, _Allocator>::deallocate() _NOEXCEPT 2483{ 2484 if (this->__begin_ != nullptr) 2485 { 2486 __storage_traits::deallocate(this->__alloc(), this->__begin_, __cap()); 2487 __invalidate_all_iterators(); 2488 this->__begin_ = nullptr; 2489 this->__size_ = this->__cap() = 0; 2490 } 2491} 2492 2493template <class _Allocator> 2494typename vector<bool, _Allocator>::size_type 2495vector<bool, _Allocator>::max_size() const _NOEXCEPT 2496{ 2497 size_type __amax = __storage_traits::max_size(__alloc()); 2498 size_type __nmax = numeric_limits<size_type>::max() / 2; // end() >= begin(), always 2499 if (__nmax / __bits_per_word <= __amax) 2500 return __nmax; 2501 return __internal_cap_to_external(__amax); 2502} 2503 2504// Precondition: __new_size > capacity() 2505template <class _Allocator> 2506inline _LIBCPP_INLINE_VISIBILITY 2507typename vector<bool, _Allocator>::size_type 2508vector<bool, _Allocator>::__recommend(size_type __new_size) const 2509{ 2510 const size_type __ms = max_size(); 2511 if (__new_size > __ms) 2512 this->__throw_length_error(); 2513 const size_type __cap = capacity(); 2514 if (__cap >= __ms / 2) 2515 return __ms; 2516 return _VSTD::max(2*__cap, __align_it(__new_size)); 2517} 2518 2519// Default constructs __n objects starting at __end_ 2520// Precondition: __n > 0 2521// Precondition: size() + __n <= capacity() 2522// Postcondition: size() == size() + __n 2523template <class _Allocator> 2524inline _LIBCPP_INLINE_VISIBILITY 2525void 2526vector<bool, _Allocator>::__construct_at_end(size_type __n, bool __x) 2527{ 2528 size_type __old_size = this->__size_; 2529 this->__size_ += __n; 2530 _VSTD::fill_n(__make_iter(__old_size), __n, __x); 2531} 2532 2533template <class _Allocator> 2534template <class _ForwardIterator> 2535typename enable_if 2536< 2537 __is_forward_iterator<_ForwardIterator>::value, 2538 void 2539>::type 2540vector<bool, _Allocator>::__construct_at_end(_ForwardIterator __first, _ForwardIterator __last) 2541{ 2542 size_type __old_size = this->__size_; 2543 this->__size_ += _VSTD::distance(__first, __last); 2544 _VSTD::copy(__first, __last, __make_iter(__old_size)); 2545} 2546 2547template <class _Allocator> 2548inline _LIBCPP_INLINE_VISIBILITY 2549vector<bool, _Allocator>::vector() 2550 _NOEXCEPT_(is_nothrow_default_constructible<allocator_type>::value) 2551 : __begin_(nullptr), 2552 __size_(0), 2553 __cap_alloc_(0) 2554{ 2555} 2556 2557template <class _Allocator> 2558inline _LIBCPP_INLINE_VISIBILITY 2559vector<bool, _Allocator>::vector(const allocator_type& __a) 2560#if _LIBCPP_STD_VER <= 14 2561 _NOEXCEPT_(is_nothrow_copy_constructible<allocator_type>::value) 2562#else 2563 _NOEXCEPT 2564#endif 2565 : __begin_(nullptr), 2566 __size_(0), 2567 __cap_alloc_(0, static_cast<__storage_allocator>(__a)) 2568{ 2569} 2570 2571template <class _Allocator> 2572vector<bool, _Allocator>::vector(size_type __n) 2573 : __begin_(nullptr), 2574 __size_(0), 2575 __cap_alloc_(0) 2576{ 2577 if (__n > 0) 2578 { 2579 allocate(__n); 2580 __construct_at_end(__n, false); 2581 } 2582} 2583 2584#if _LIBCPP_STD_VER > 11 2585template <class _Allocator> 2586vector<bool, _Allocator>::vector(size_type __n, const allocator_type& __a) 2587 : __begin_(nullptr), 2588 __size_(0), 2589 __cap_alloc_(0, static_cast<__storage_allocator>(__a)) 2590{ 2591 if (__n > 0) 2592 { 2593 allocate(__n); 2594 __construct_at_end(__n, false); 2595 } 2596} 2597#endif 2598 2599template <class _Allocator> 2600vector<bool, _Allocator>::vector(size_type __n, const value_type& __x) 2601 : __begin_(nullptr), 2602 __size_(0), 2603 __cap_alloc_(0) 2604{ 2605 if (__n > 0) 2606 { 2607 allocate(__n); 2608 __construct_at_end(__n, __x); 2609 } 2610} 2611 2612template <class _Allocator> 2613vector<bool, _Allocator>::vector(size_type __n, const value_type& __x, const allocator_type& __a) 2614 : __begin_(nullptr), 2615 __size_(0), 2616 __cap_alloc_(0, static_cast<__storage_allocator>(__a)) 2617{ 2618 if (__n > 0) 2619 { 2620 allocate(__n); 2621 __construct_at_end(__n, __x); 2622 } 2623} 2624 2625template <class _Allocator> 2626template <class _InputIterator> 2627vector<bool, _Allocator>::vector(_InputIterator __first, _InputIterator __last, 2628 typename enable_if<__is_input_iterator <_InputIterator>::value && 2629 !__is_forward_iterator<_InputIterator>::value>::type*) 2630 : __begin_(nullptr), 2631 __size_(0), 2632 __cap_alloc_(0) 2633{ 2634#ifndef _LIBCPP_NO_EXCEPTIONS 2635 try 2636 { 2637#endif // _LIBCPP_NO_EXCEPTIONS 2638 for (; __first != __last; ++__first) 2639 push_back(*__first); 2640#ifndef _LIBCPP_NO_EXCEPTIONS 2641 } 2642 catch (...) 2643 { 2644 if (__begin_ != nullptr) 2645 __storage_traits::deallocate(__alloc(), __begin_, __cap()); 2646 __invalidate_all_iterators(); 2647 throw; 2648 } 2649#endif // _LIBCPP_NO_EXCEPTIONS 2650} 2651 2652template <class _Allocator> 2653template <class _InputIterator> 2654vector<bool, _Allocator>::vector(_InputIterator __first, _InputIterator __last, const allocator_type& __a, 2655 typename enable_if<__is_input_iterator <_InputIterator>::value && 2656 !__is_forward_iterator<_InputIterator>::value>::type*) 2657 : __begin_(nullptr), 2658 __size_(0), 2659 __cap_alloc_(0, static_cast<__storage_allocator>(__a)) 2660{ 2661#ifndef _LIBCPP_NO_EXCEPTIONS 2662 try 2663 { 2664#endif // _LIBCPP_NO_EXCEPTIONS 2665 for (; __first != __last; ++__first) 2666 push_back(*__first); 2667#ifndef _LIBCPP_NO_EXCEPTIONS 2668 } 2669 catch (...) 2670 { 2671 if (__begin_ != nullptr) 2672 __storage_traits::deallocate(__alloc(), __begin_, __cap()); 2673 __invalidate_all_iterators(); 2674 throw; 2675 } 2676#endif // _LIBCPP_NO_EXCEPTIONS 2677} 2678 2679template <class _Allocator> 2680template <class _ForwardIterator> 2681vector<bool, _Allocator>::vector(_ForwardIterator __first, _ForwardIterator __last, 2682 typename enable_if<__is_forward_iterator<_ForwardIterator>::value>::type*) 2683 : __begin_(nullptr), 2684 __size_(0), 2685 __cap_alloc_(0) 2686{ 2687 size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last)); 2688 if (__n > 0) 2689 { 2690 allocate(__n); 2691 __construct_at_end(__first, __last); 2692 } 2693} 2694 2695template <class _Allocator> 2696template <class _ForwardIterator> 2697vector<bool, _Allocator>::vector(_ForwardIterator __first, _ForwardIterator __last, const allocator_type& __a, 2698 typename enable_if<__is_forward_iterator<_ForwardIterator>::value>::type*) 2699 : __begin_(nullptr), 2700 __size_(0), 2701 __cap_alloc_(0, static_cast<__storage_allocator>(__a)) 2702{ 2703 size_type __n = static_cast<size_type>(_VSTD::distance(__first, __last)); 2704 if (__n > 0) 2705 { 2706 allocate(__n); 2707 __construct_at_end(__first, __last); 2708 } 2709} 2710 2711#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2712 2713template <class _Allocator> 2714vector<bool, _Allocator>::vector(initializer_list<value_type> __il) 2715 : __begin_(nullptr), 2716 __size_(0), 2717 __cap_alloc_(0) 2718{ 2719 size_type __n = static_cast<size_type>(__il.size()); 2720 if (__n > 0) 2721 { 2722 allocate(__n); 2723 __construct_at_end(__il.begin(), __il.end()); 2724 } 2725} 2726 2727template <class _Allocator> 2728vector<bool, _Allocator>::vector(initializer_list<value_type> __il, const allocator_type& __a) 2729 : __begin_(nullptr), 2730 __size_(0), 2731 __cap_alloc_(0, static_cast<__storage_allocator>(__a)) 2732{ 2733 size_type __n = static_cast<size_type>(__il.size()); 2734 if (__n > 0) 2735 { 2736 allocate(__n); 2737 __construct_at_end(__il.begin(), __il.end()); 2738 } 2739} 2740 2741#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2742 2743template <class _Allocator> 2744vector<bool, _Allocator>::~vector() 2745{ 2746 if (__begin_ != nullptr) 2747 __storage_traits::deallocate(__alloc(), __begin_, __cap()); 2748 __invalidate_all_iterators(); 2749} 2750 2751template <class _Allocator> 2752vector<bool, _Allocator>::vector(const vector& __v) 2753 : __begin_(nullptr), 2754 __size_(0), 2755 __cap_alloc_(0, __storage_traits::select_on_container_copy_construction(__v.__alloc())) 2756{ 2757 if (__v.size() > 0) 2758 { 2759 allocate(__v.size()); 2760 __construct_at_end(__v.begin(), __v.end()); 2761 } 2762} 2763 2764template <class _Allocator> 2765vector<bool, _Allocator>::vector(const vector& __v, const allocator_type& __a) 2766 : __begin_(nullptr), 2767 __size_(0), 2768 __cap_alloc_(0, __a) 2769{ 2770 if (__v.size() > 0) 2771 { 2772 allocate(__v.size()); 2773 __construct_at_end(__v.begin(), __v.end()); 2774 } 2775} 2776 2777template <class _Allocator> 2778vector<bool, _Allocator>& 2779vector<bool, _Allocator>::operator=(const vector& __v) 2780{ 2781 if (this != &__v) 2782 { 2783 __copy_assign_alloc(__v); 2784 if (__v.__size_) 2785 { 2786 if (__v.__size_ > capacity()) 2787 { 2788 deallocate(); 2789 allocate(__v.__size_); 2790 } 2791 _VSTD::copy(__v.__begin_, __v.__begin_ + __external_cap_to_internal(__v.__size_), __begin_); 2792 } 2793 __size_ = __v.__size_; 2794 } 2795 return *this; 2796} 2797 2798#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 2799 2800template <class _Allocator> 2801inline _LIBCPP_INLINE_VISIBILITY 2802vector<bool, _Allocator>::vector(vector&& __v) 2803#if _LIBCPP_STD_VER > 14 2804 _NOEXCEPT 2805#else 2806 _NOEXCEPT_(is_nothrow_move_constructible<allocator_type>::value) 2807#endif 2808 : __begin_(__v.__begin_), 2809 __size_(__v.__size_), 2810 __cap_alloc_(__v.__cap_alloc_) 2811{ 2812 __v.__begin_ = nullptr; 2813 __v.__size_ = 0; 2814 __v.__cap() = 0; 2815} 2816 2817template <class _Allocator> 2818vector<bool, _Allocator>::vector(vector&& __v, const allocator_type& __a) 2819 : __begin_(nullptr), 2820 __size_(0), 2821 __cap_alloc_(0, __a) 2822{ 2823 if (__a == allocator_type(__v.__alloc())) 2824 { 2825 this->__begin_ = __v.__begin_; 2826 this->__size_ = __v.__size_; 2827 this->__cap() = __v.__cap(); 2828 __v.__begin_ = nullptr; 2829 __v.__cap() = __v.__size_ = 0; 2830 } 2831 else if (__v.size() > 0) 2832 { 2833 allocate(__v.size()); 2834 __construct_at_end(__v.begin(), __v.end()); 2835 } 2836} 2837 2838template <class _Allocator> 2839inline _LIBCPP_INLINE_VISIBILITY 2840vector<bool, _Allocator>& 2841vector<bool, _Allocator>::operator=(vector&& __v) 2842 _NOEXCEPT_((__noexcept_move_assign_container<_Allocator, __alloc_traits>::value)) 2843{ 2844 __move_assign(__v, integral_constant<bool, 2845 __storage_traits::propagate_on_container_move_assignment::value>()); 2846 return *this; 2847} 2848 2849template <class _Allocator> 2850void 2851vector<bool, _Allocator>::__move_assign(vector& __c, false_type) 2852{ 2853 if (__alloc() != __c.__alloc()) 2854 assign(__c.begin(), __c.end()); 2855 else 2856 __move_assign(__c, true_type()); 2857} 2858 2859template <class _Allocator> 2860void 2861vector<bool, _Allocator>::__move_assign(vector& __c, true_type) 2862 _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value) 2863{ 2864 deallocate(); 2865 __move_assign_alloc(__c); 2866 this->__begin_ = __c.__begin_; 2867 this->__size_ = __c.__size_; 2868 this->__cap() = __c.__cap(); 2869 __c.__begin_ = nullptr; 2870 __c.__cap() = __c.__size_ = 0; 2871} 2872 2873#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 2874 2875template <class _Allocator> 2876void 2877vector<bool, _Allocator>::assign(size_type __n, const value_type& __x) 2878{ 2879 __size_ = 0; 2880 if (__n > 0) 2881 { 2882 size_type __c = capacity(); 2883 if (__n <= __c) 2884 __size_ = __n; 2885 else 2886 { 2887 vector __v(__alloc()); 2888 __v.reserve(__recommend(__n)); 2889 __v.__size_ = __n; 2890 swap(__v); 2891 } 2892 _VSTD::fill_n(begin(), __n, __x); 2893 } 2894} 2895 2896template <class _Allocator> 2897template <class _InputIterator> 2898typename enable_if 2899< 2900 __is_input_iterator<_InputIterator>::value && 2901 !__is_forward_iterator<_InputIterator>::value, 2902 void 2903>::type 2904vector<bool, _Allocator>::assign(_InputIterator __first, _InputIterator __last) 2905{ 2906 clear(); 2907 for (; __first != __last; ++__first) 2908 push_back(*__first); 2909} 2910 2911template <class _Allocator> 2912template <class _ForwardIterator> 2913typename enable_if 2914< 2915 __is_forward_iterator<_ForwardIterator>::value, 2916 void 2917>::type 2918vector<bool, _Allocator>::assign(_ForwardIterator __first, _ForwardIterator __last) 2919{ 2920 clear(); 2921 difference_type __n = _VSTD::distance(__first, __last); 2922 if (__n) 2923 { 2924 if (__n > capacity()) 2925 { 2926 deallocate(); 2927 allocate(__n); 2928 } 2929 __construct_at_end(__first, __last); 2930 } 2931} 2932 2933template <class _Allocator> 2934void 2935vector<bool, _Allocator>::reserve(size_type __n) 2936{ 2937 if (__n > capacity()) 2938 { 2939 vector __v(this->__alloc()); 2940 __v.allocate(__n); 2941 __v.__construct_at_end(this->begin(), this->end()); 2942 swap(__v); 2943 __invalidate_all_iterators(); 2944 } 2945} 2946 2947template <class _Allocator> 2948void 2949vector<bool, _Allocator>::shrink_to_fit() _NOEXCEPT 2950{ 2951 if (__external_cap_to_internal(size()) > __cap()) 2952 { 2953#ifndef _LIBCPP_NO_EXCEPTIONS 2954 try 2955 { 2956#endif // _LIBCPP_NO_EXCEPTIONS 2957 vector(*this, allocator_type(__alloc())).swap(*this); 2958#ifndef _LIBCPP_NO_EXCEPTIONS 2959 } 2960 catch (...) 2961 { 2962 } 2963#endif // _LIBCPP_NO_EXCEPTIONS 2964 } 2965} 2966 2967template <class _Allocator> 2968typename vector<bool, _Allocator>::reference 2969vector<bool, _Allocator>::at(size_type __n) 2970{ 2971 if (__n >= size()) 2972 this->__throw_out_of_range(); 2973 return (*this)[__n]; 2974} 2975 2976template <class _Allocator> 2977typename vector<bool, _Allocator>::const_reference 2978vector<bool, _Allocator>::at(size_type __n) const 2979{ 2980 if (__n >= size()) 2981 this->__throw_out_of_range(); 2982 return (*this)[__n]; 2983} 2984 2985template <class _Allocator> 2986void 2987vector<bool, _Allocator>::push_back(const value_type& __x) 2988{ 2989 if (this->__size_ == this->capacity()) 2990 reserve(__recommend(this->__size_ + 1)); 2991 ++this->__size_; 2992 back() = __x; 2993} 2994 2995template <class _Allocator> 2996typename vector<bool, _Allocator>::iterator 2997vector<bool, _Allocator>::insert(const_iterator __position, const value_type& __x) 2998{ 2999 iterator __r; 3000 if (size() < capacity()) 3001 { 3002 const_iterator __old_end = end(); 3003 ++__size_; 3004 _VSTD::copy_backward(__position, __old_end, end()); 3005 __r = __const_iterator_cast(__position); 3006 } 3007 else 3008 { 3009 vector __v(__alloc()); 3010 __v.reserve(__recommend(__size_ + 1)); 3011 __v.__size_ = __size_ + 1; 3012 __r = _VSTD::copy(cbegin(), __position, __v.begin()); 3013 _VSTD::copy_backward(__position, cend(), __v.end()); 3014 swap(__v); 3015 } 3016 *__r = __x; 3017 return __r; 3018} 3019 3020template <class _Allocator> 3021typename vector<bool, _Allocator>::iterator 3022vector<bool, _Allocator>::insert(const_iterator __position, size_type __n, const value_type& __x) 3023{ 3024 iterator __r; 3025 size_type __c = capacity(); 3026 if (__n <= __c && size() <= __c - __n) 3027 { 3028 const_iterator __old_end = end(); 3029 __size_ += __n; 3030 _VSTD::copy_backward(__position, __old_end, end()); 3031 __r = __const_iterator_cast(__position); 3032 } 3033 else 3034 { 3035 vector __v(__alloc()); 3036 __v.reserve(__recommend(__size_ + __n)); 3037 __v.__size_ = __size_ + __n; 3038 __r = _VSTD::copy(cbegin(), __position, __v.begin()); 3039 _VSTD::copy_backward(__position, cend(), __v.end()); 3040 swap(__v); 3041 } 3042 _VSTD::fill_n(__r, __n, __x); 3043 return __r; 3044} 3045 3046template <class _Allocator> 3047template <class _InputIterator> 3048typename enable_if 3049< 3050 __is_input_iterator <_InputIterator>::value && 3051 !__is_forward_iterator<_InputIterator>::value, 3052 typename vector<bool, _Allocator>::iterator 3053>::type 3054vector<bool, _Allocator>::insert(const_iterator __position, _InputIterator __first, _InputIterator __last) 3055{ 3056 difference_type __off = __position - begin(); 3057 iterator __p = __const_iterator_cast(__position); 3058 iterator __old_end = end(); 3059 for (; size() != capacity() && __first != __last; ++__first) 3060 { 3061 ++this->__size_; 3062 back() = *__first; 3063 } 3064 vector __v(__alloc()); 3065 if (__first != __last) 3066 { 3067#ifndef _LIBCPP_NO_EXCEPTIONS 3068 try 3069 { 3070#endif // _LIBCPP_NO_EXCEPTIONS 3071 __v.assign(__first, __last); 3072 difference_type __old_size = static_cast<difference_type>(__old_end - begin()); 3073 difference_type __old_p = __p - begin(); 3074 reserve(__recommend(size() + __v.size())); 3075 __p = begin() + __old_p; 3076 __old_end = begin() + __old_size; 3077#ifndef _LIBCPP_NO_EXCEPTIONS 3078 } 3079 catch (...) 3080 { 3081 erase(__old_end, end()); 3082 throw; 3083 } 3084#endif // _LIBCPP_NO_EXCEPTIONS 3085 } 3086 __p = _VSTD::rotate(__p, __old_end, end()); 3087 insert(__p, __v.begin(), __v.end()); 3088 return begin() + __off; 3089} 3090 3091template <class _Allocator> 3092template <class _ForwardIterator> 3093typename enable_if 3094< 3095 __is_forward_iterator<_ForwardIterator>::value, 3096 typename vector<bool, _Allocator>::iterator 3097>::type 3098vector<bool, _Allocator>::insert(const_iterator __position, _ForwardIterator __first, _ForwardIterator __last) 3099{ 3100 difference_type __n = _VSTD::distance(__first, __last); 3101 iterator __r; 3102 size_type __c = capacity(); 3103 if (__n <= __c && size() <= __c - __n) 3104 { 3105 const_iterator __old_end = end(); 3106 __size_ += __n; 3107 _VSTD::copy_backward(__position, __old_end, end()); 3108 __r = __const_iterator_cast(__position); 3109 } 3110 else 3111 { 3112 vector __v(__alloc()); 3113 __v.reserve(__recommend(__size_ + __n)); 3114 __v.__size_ = __size_ + __n; 3115 __r = _VSTD::copy(cbegin(), __position, __v.begin()); 3116 _VSTD::copy_backward(__position, cend(), __v.end()); 3117 swap(__v); 3118 } 3119 _VSTD::copy(__first, __last, __r); 3120 return __r; 3121} 3122 3123template <class _Allocator> 3124inline _LIBCPP_INLINE_VISIBILITY 3125typename vector<bool, _Allocator>::iterator 3126vector<bool, _Allocator>::erase(const_iterator __position) 3127{ 3128 iterator __r = __const_iterator_cast(__position); 3129 _VSTD::copy(__position + 1, this->cend(), __r); 3130 --__size_; 3131 return __r; 3132} 3133 3134template <class _Allocator> 3135typename vector<bool, _Allocator>::iterator 3136vector<bool, _Allocator>::erase(const_iterator __first, const_iterator __last) 3137{ 3138 iterator __r = __const_iterator_cast(__first); 3139 difference_type __d = __last - __first; 3140 _VSTD::copy(__last, this->cend(), __r); 3141 __size_ -= __d; 3142 return __r; 3143} 3144 3145template <class _Allocator> 3146void 3147vector<bool, _Allocator>::swap(vector& __x) 3148#if _LIBCPP_STD_VER >= 14 3149 _NOEXCEPT 3150#else 3151 _NOEXCEPT_(!__alloc_traits::propagate_on_container_swap::value || 3152 __is_nothrow_swappable<allocator_type>::value) 3153#endif 3154{ 3155 _VSTD::swap(this->__begin_, __x.__begin_); 3156 _VSTD::swap(this->__size_, __x.__size_); 3157 _VSTD::swap(this->__cap(), __x.__cap()); 3158 __swap_allocator(this->__alloc(), __x.__alloc(), 3159 integral_constant<bool, __alloc_traits::propagate_on_container_swap::value>()); 3160} 3161 3162template <class _Allocator> 3163void 3164vector<bool, _Allocator>::resize(size_type __sz, value_type __x) 3165{ 3166 size_type __cs = size(); 3167 if (__cs < __sz) 3168 { 3169 iterator __r; 3170 size_type __c = capacity(); 3171 size_type __n = __sz - __cs; 3172 if (__n <= __c && __cs <= __c - __n) 3173 { 3174 __r = end(); 3175 __size_ += __n; 3176 } 3177 else 3178 { 3179 vector __v(__alloc()); 3180 __v.reserve(__recommend(__size_ + __n)); 3181 __v.__size_ = __size_ + __n; 3182 __r = _VSTD::copy(cbegin(), cend(), __v.begin()); 3183 swap(__v); 3184 } 3185 _VSTD::fill_n(__r, __n, __x); 3186 } 3187 else 3188 __size_ = __sz; 3189} 3190 3191template <class _Allocator> 3192void 3193vector<bool, _Allocator>::flip() _NOEXCEPT 3194{ 3195 // do middle whole words 3196 size_type __n = __size_; 3197 __storage_pointer __p = __begin_; 3198 for (; __n >= __bits_per_word; ++__p, __n -= __bits_per_word) 3199 *__p = ~*__p; 3200 // do last partial word 3201 if (__n > 0) 3202 { 3203 __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); 3204 __storage_type __b = *__p & __m; 3205 *__p &= ~__m; 3206 *__p |= ~__b & __m; 3207 } 3208} 3209 3210template <class _Allocator> 3211bool 3212vector<bool, _Allocator>::__invariants() const 3213{ 3214 if (this->__begin_ == nullptr) 3215 { 3216 if (this->__size_ != 0 || this->__cap() != 0) 3217 return false; 3218 } 3219 else 3220 { 3221 if (this->__cap() == 0) 3222 return false; 3223 if (this->__size_ > this->capacity()) 3224 return false; 3225 } 3226 return true; 3227} 3228 3229template <class _Allocator> 3230size_t 3231vector<bool, _Allocator>::__hash_code() const _NOEXCEPT 3232{ 3233 size_t __h = 0; 3234 // do middle whole words 3235 size_type __n = __size_; 3236 __storage_pointer __p = __begin_; 3237 for (; __n >= __bits_per_word; ++__p, __n -= __bits_per_word) 3238 __h ^= *__p; 3239 // do last partial word 3240 if (__n > 0) 3241 { 3242 const __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); 3243 __h ^= *__p & __m; 3244 } 3245 return __h; 3246} 3247 3248template <class _Allocator> 3249struct _LIBCPP_TYPE_VIS_ONLY hash<vector<bool, _Allocator> > 3250 : public unary_function<vector<bool, _Allocator>, size_t> 3251{ 3252 _LIBCPP_INLINE_VISIBILITY 3253 size_t operator()(const vector<bool, _Allocator>& __vec) const _NOEXCEPT 3254 {return __vec.__hash_code();} 3255}; 3256 3257template <class _Tp, class _Allocator> 3258inline _LIBCPP_INLINE_VISIBILITY 3259bool 3260operator==(const vector<_Tp, _Allocator>& __x, const vector<_Tp, _Allocator>& __y) 3261{ 3262 const typename vector<_Tp, _Allocator>::size_type __sz = __x.size(); 3263 return __sz == __y.size() && _VSTD::equal(__x.begin(), __x.end(), __y.begin()); 3264} 3265 3266template <class _Tp, class _Allocator> 3267inline _LIBCPP_INLINE_VISIBILITY 3268bool 3269operator!=(const vector<_Tp, _Allocator>& __x, const vector<_Tp, _Allocator>& __y) 3270{ 3271 return !(__x == __y); 3272} 3273 3274template <class _Tp, class _Allocator> 3275inline _LIBCPP_INLINE_VISIBILITY 3276bool 3277operator< (const vector<_Tp, _Allocator>& __x, const vector<_Tp, _Allocator>& __y) 3278{ 3279 return _VSTD::lexicographical_compare(__x.begin(), __x.end(), __y.begin(), __y.end()); 3280} 3281 3282template <class _Tp, class _Allocator> 3283inline _LIBCPP_INLINE_VISIBILITY 3284bool 3285operator> (const vector<_Tp, _Allocator>& __x, const vector<_Tp, _Allocator>& __y) 3286{ 3287 return __y < __x; 3288} 3289 3290template <class _Tp, class _Allocator> 3291inline _LIBCPP_INLINE_VISIBILITY 3292bool 3293operator>=(const vector<_Tp, _Allocator>& __x, const vector<_Tp, _Allocator>& __y) 3294{ 3295 return !(__x < __y); 3296} 3297 3298template <class _Tp, class _Allocator> 3299inline _LIBCPP_INLINE_VISIBILITY 3300bool 3301operator<=(const vector<_Tp, _Allocator>& __x, const vector<_Tp, _Allocator>& __y) 3302{ 3303 return !(__y < __x); 3304} 3305 3306template <class _Tp, class _Allocator> 3307inline _LIBCPP_INLINE_VISIBILITY 3308void 3309swap(vector<_Tp, _Allocator>& __x, vector<_Tp, _Allocator>& __y) 3310 _NOEXCEPT_(_NOEXCEPT_(__x.swap(__y))) 3311{ 3312 __x.swap(__y); 3313} 3314 3315_LIBCPP_END_NAMESPACE_STD 3316 3317#endif // _LIBCPP_VECTOR 3318