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