valarray revision 249989
1// -*- C++ -*- 2//===-------------------------- valarray ----------------------------------===// 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_VALARRAY 12#define _LIBCPP_VALARRAY 13 14/* 15 valarray synopsis 16 17namespace std 18{ 19 20template<class T> 21class valarray 22{ 23public: 24 typedef T value_type; 25 26 // construct/destroy: 27 valarray(); 28 explicit valarray(size_t n); 29 valarray(const value_type& x, size_t n); 30 valarray(const value_type* px, size_t n); 31 valarray(const valarray& v); 32 valarray(valarray&& v) noexcept; 33 valarray(const slice_array<value_type>& sa); 34 valarray(const gslice_array<value_type>& ga); 35 valarray(const mask_array<value_type>& ma); 36 valarray(const indirect_array<value_type>& ia); 37 valarray(initializer_list<value_type> il); 38 ~valarray(); 39 40 // assignment: 41 valarray& operator=(const valarray& v); 42 valarray& operator=(valarray&& v) noexcept; 43 valarray& operator=(initializer_list<value_type> il); 44 valarray& operator=(const value_type& x); 45 valarray& operator=(const slice_array<value_type>& sa); 46 valarray& operator=(const gslice_array<value_type>& ga); 47 valarray& operator=(const mask_array<value_type>& ma); 48 valarray& operator=(const indirect_array<value_type>& ia); 49 50 // element access: 51 const value_type& operator[](size_t i) const; 52 value_type& operator[](size_t i); 53 54 // subset operations: 55 valarray operator[](slice s) const; 56 slice_array<value_type> operator[](slice s); 57 valarray operator[](const gslice& gs) const; 58 gslice_array<value_type> operator[](const gslice& gs); 59 valarray operator[](const valarray<bool>& vb) const; 60 mask_array<value_type> operator[](const valarray<bool>& vb); 61 valarray operator[](const valarray<size_t>& vs) const; 62 indirect_array<value_type> operator[](const valarray<size_t>& vs); 63 64 // unary operators: 65 valarray operator+() const; 66 valarray operator-() const; 67 valarray operator~() const; 68 valarray<bool> operator!() const; 69 70 // computed assignment: 71 valarray& operator*= (const value_type& x); 72 valarray& operator/= (const value_type& x); 73 valarray& operator%= (const value_type& x); 74 valarray& operator+= (const value_type& x); 75 valarray& operator-= (const value_type& x); 76 valarray& operator^= (const value_type& x); 77 valarray& operator&= (const value_type& x); 78 valarray& operator|= (const value_type& x); 79 valarray& operator<<=(const value_type& x); 80 valarray& operator>>=(const value_type& x); 81 82 valarray& operator*= (const valarray& v); 83 valarray& operator/= (const valarray& v); 84 valarray& operator%= (const valarray& v); 85 valarray& operator+= (const valarray& v); 86 valarray& operator-= (const valarray& v); 87 valarray& operator^= (const valarray& v); 88 valarray& operator|= (const valarray& v); 89 valarray& operator&= (const valarray& v); 90 valarray& operator<<=(const valarray& v); 91 valarray& operator>>=(const valarray& v); 92 93 // member functions: 94 void swap(valarray& v) noexcept; 95 96 size_t size() const; 97 98 value_type sum() const; 99 value_type min() const; 100 value_type max() const; 101 102 valarray shift (int i) const; 103 valarray cshift(int i) const; 104 valarray apply(value_type f(value_type)) const; 105 valarray apply(value_type f(const value_type&)) const; 106 void resize(size_t n, value_type x = value_type()); 107}; 108 109class slice 110{ 111public: 112 slice(); 113 slice(size_t start, size_t size, size_t stride); 114 115 size_t start() const; 116 size_t size() const; 117 size_t stride() const; 118}; 119 120template <class T> 121class slice_array 122{ 123public: 124 typedef T value_type; 125 126 const slice_array& operator=(const slice_array& sa) const; 127 void operator= (const valarray<value_type>& v) const; 128 void operator*= (const valarray<value_type>& v) const; 129 void operator/= (const valarray<value_type>& v) const; 130 void operator%= (const valarray<value_type>& v) const; 131 void operator+= (const valarray<value_type>& v) const; 132 void operator-= (const valarray<value_type>& v) const; 133 void operator^= (const valarray<value_type>& v) const; 134 void operator&= (const valarray<value_type>& v) const; 135 void operator|= (const valarray<value_type>& v) const; 136 void operator<<=(const valarray<value_type>& v) const; 137 void operator>>=(const valarray<value_type>& v) const; 138 139 void operator=(const value_type& x) const; 140 141 slice_array() = delete; 142}; 143 144class gslice 145{ 146public: 147 gslice(); 148 gslice(size_t start, const valarray<size_t>& size, 149 const valarray<size_t>& stride); 150 151 size_t start() const; 152 valarray<size_t> size() const; 153 valarray<size_t> stride() const; 154}; 155 156template <class T> 157class gslice_array 158{ 159public: 160 typedef T value_type; 161 162 void operator= (const valarray<value_type>& v) const; 163 void operator*= (const valarray<value_type>& v) const; 164 void operator/= (const valarray<value_type>& v) const; 165 void operator%= (const valarray<value_type>& v) const; 166 void operator+= (const valarray<value_type>& v) const; 167 void operator-= (const valarray<value_type>& v) const; 168 void operator^= (const valarray<value_type>& v) const; 169 void operator&= (const valarray<value_type>& v) const; 170 void operator|= (const valarray<value_type>& v) const; 171 void operator<<=(const valarray<value_type>& v) const; 172 void operator>>=(const valarray<value_type>& v) const; 173 174 gslice_array(const gslice_array& ga); 175 ~gslice_array(); 176 const gslice_array& operator=(const gslice_array& ga) const; 177 void operator=(const value_type& x) const; 178 179 gslice_array() = delete; 180}; 181 182template <class T> 183class mask_array 184{ 185public: 186 typedef T value_type; 187 188 void operator= (const valarray<value_type>& v) const; 189 void operator*= (const valarray<value_type>& v) const; 190 void operator/= (const valarray<value_type>& v) const; 191 void operator%= (const valarray<value_type>& v) const; 192 void operator+= (const valarray<value_type>& v) const; 193 void operator-= (const valarray<value_type>& v) const; 194 void operator^= (const valarray<value_type>& v) const; 195 void operator&= (const valarray<value_type>& v) const; 196 void operator|= (const valarray<value_type>& v) const; 197 void operator<<=(const valarray<value_type>& v) const; 198 void operator>>=(const valarray<value_type>& v) const; 199 200 mask_array(const mask_array& ma); 201 ~mask_array(); 202 const mask_array& operator=(const mask_array& ma) const; 203 void operator=(const value_type& x) const; 204 205 mask_array() = delete; 206}; 207 208template <class T> 209class indirect_array 210{ 211public: 212 typedef T value_type; 213 214 void operator= (const valarray<value_type>& v) const; 215 void operator*= (const valarray<value_type>& v) const; 216 void operator/= (const valarray<value_type>& v) const; 217 void operator%= (const valarray<value_type>& v) const; 218 void operator+= (const valarray<value_type>& v) const; 219 void operator-= (const valarray<value_type>& v) const; 220 void operator^= (const valarray<value_type>& v) const; 221 void operator&= (const valarray<value_type>& v) const; 222 void operator|= (const valarray<value_type>& v) const; 223 void operator<<=(const valarray<value_type>& v) const; 224 void operator>>=(const valarray<value_type>& v) const; 225 226 indirect_array(const indirect_array& ia); 227 ~indirect_array(); 228 const indirect_array& operator=(const indirect_array& ia) const; 229 void operator=(const value_type& x) const; 230 231 indirect_array() = delete; 232}; 233 234template<class T> void swap(valarray<T>& x, valarray<T>& y) noexcept; 235 236template<class T> valarray<T> operator* (const valarray<T>& x, const valarray<T>& y); 237template<class T> valarray<T> operator* (const valarray<T>& x, const T& y); 238template<class T> valarray<T> operator* (const T& x, const valarray<T>& y); 239 240template<class T> valarray<T> operator/ (const valarray<T>& x, const valarray<T>& y); 241template<class T> valarray<T> operator/ (const valarray<T>& x, const T& y); 242template<class T> valarray<T> operator/ (const T& x, const valarray<T>& y); 243 244template<class T> valarray<T> operator% (const valarray<T>& x, const valarray<T>& y); 245template<class T> valarray<T> operator% (const valarray<T>& x, const T& y); 246template<class T> valarray<T> operator% (const T& x, const valarray<T>& y); 247 248template<class T> valarray<T> operator+ (const valarray<T>& x, const valarray<T>& y); 249template<class T> valarray<T> operator+ (const valarray<T>& x, const T& y); 250template<class T> valarray<T> operator+ (const T& x, const valarray<T>& y); 251 252template<class T> valarray<T> operator- (const valarray<T>& x, const valarray<T>& y); 253template<class T> valarray<T> operator- (const valarray<T>& x, const T& y); 254template<class T> valarray<T> operator- (const T& x, const valarray<T>& y); 255 256template<class T> valarray<T> operator^ (const valarray<T>& x, const valarray<T>& y); 257template<class T> valarray<T> operator^ (const valarray<T>& x, const T& y); 258template<class T> valarray<T> operator^ (const T& x, const valarray<T>& y); 259 260template<class T> valarray<T> operator& (const valarray<T>& x, const valarray<T>& y); 261template<class T> valarray<T> operator& (const valarray<T>& x, const T& y); 262template<class T> valarray<T> operator& (const T& x, const valarray<T>& y); 263 264template<class T> valarray<T> operator| (const valarray<T>& x, const valarray<T>& y); 265template<class T> valarray<T> operator| (const valarray<T>& x, const T& y); 266template<class T> valarray<T> operator| (const T& x, const valarray<T>& y); 267 268template<class T> valarray<T> operator<<(const valarray<T>& x, const valarray<T>& y); 269template<class T> valarray<T> operator<<(const valarray<T>& x, const T& y); 270template<class T> valarray<T> operator<<(const T& x, const valarray<T>& y); 271 272template<class T> valarray<T> operator>>(const valarray<T>& x, const valarray<T>& y); 273template<class T> valarray<T> operator>>(const valarray<T>& x, const T& y); 274template<class T> valarray<T> operator>>(const T& x, const valarray<T>& y); 275 276template<class T> valarray<bool> operator&&(const valarray<T>& x, const valarray<T>& y); 277template<class T> valarray<bool> operator&&(const valarray<T>& x, const T& y); 278template<class T> valarray<bool> operator&&(const T& x, const valarray<T>& y); 279 280template<class T> valarray<bool> operator||(const valarray<T>& x, const valarray<T>& y); 281template<class T> valarray<bool> operator||(const valarray<T>& x, const T& y); 282template<class T> valarray<bool> operator||(const T& x, const valarray<T>& y); 283 284template<class T> valarray<bool> operator==(const valarray<T>& x, const valarray<T>& y); 285template<class T> valarray<bool> operator==(const valarray<T>& x, const T& y); 286template<class T> valarray<bool> operator==(const T& x, const valarray<T>& y); 287 288template<class T> valarray<bool> operator!=(const valarray<T>& x, const valarray<T>& y); 289template<class T> valarray<bool> operator!=(const valarray<T>& x, const T& y); 290template<class T> valarray<bool> operator!=(const T& x, const valarray<T>& y); 291 292template<class T> valarray<bool> operator< (const valarray<T>& x, const valarray<T>& y); 293template<class T> valarray<bool> operator< (const valarray<T>& x, const T& y); 294template<class T> valarray<bool> operator< (const T& x, const valarray<T>& y); 295 296template<class T> valarray<bool> operator> (const valarray<T>& x, const valarray<T>& y); 297template<class T> valarray<bool> operator> (const valarray<T>& x, const T& y); 298template<class T> valarray<bool> operator> (const T& x, const valarray<T>& y); 299 300template<class T> valarray<bool> operator<=(const valarray<T>& x, const valarray<T>& y); 301template<class T> valarray<bool> operator<=(const valarray<T>& x, const T& y); 302template<class T> valarray<bool> operator<=(const T& x, const valarray<T>& y); 303 304template<class T> valarray<bool> operator>=(const valarray<T>& x, const valarray<T>& y); 305template<class T> valarray<bool> operator>=(const valarray<T>& x, const T& y); 306template<class T> valarray<bool> operator>=(const T& x, const valarray<T>& y); 307 308template<class T> valarray<T> abs (const valarray<T>& x); 309template<class T> valarray<T> acos (const valarray<T>& x); 310template<class T> valarray<T> asin (const valarray<T>& x); 311template<class T> valarray<T> atan (const valarray<T>& x); 312 313template<class T> valarray<T> atan2(const valarray<T>& x, const valarray<T>& y); 314template<class T> valarray<T> atan2(const valarray<T>& x, const T& y); 315template<class T> valarray<T> atan2(const T& x, const valarray<T>& y); 316 317template<class T> valarray<T> cos (const valarray<T>& x); 318template<class T> valarray<T> cosh (const valarray<T>& x); 319template<class T> valarray<T> exp (const valarray<T>& x); 320template<class T> valarray<T> log (const valarray<T>& x); 321template<class T> valarray<T> log10(const valarray<T>& x); 322 323template<class T> valarray<T> pow(const valarray<T>& x, const valarray<T>& y); 324template<class T> valarray<T> pow(const valarray<T>& x, const T& y); 325template<class T> valarray<T> pow(const T& x, const valarray<T>& y); 326 327template<class T> valarray<T> sin (const valarray<T>& x); 328template<class T> valarray<T> sinh (const valarray<T>& x); 329template<class T> valarray<T> sqrt (const valarray<T>& x); 330template<class T> valarray<T> tan (const valarray<T>& x); 331template<class T> valarray<T> tanh (const valarray<T>& x); 332 333template <class T> unspecified1 begin(valarray<T>& v); 334template <class T> unspecified2 begin(const valarray<T>& v); 335template <class T> unspecified1 end(valarray<T>& v); 336template <class T> unspecified2 end(const valarray<T>& v); 337 338} // std 339 340*/ 341 342#include <__config> 343#include <cstddef> 344#include <cmath> 345#include <initializer_list> 346#include <algorithm> 347#include <functional> 348 349#include <__undef_min_max> 350 351#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 352#pragma GCC system_header 353#endif 354 355_LIBCPP_BEGIN_NAMESPACE_STD 356 357template<class _Tp> class _LIBCPP_TYPE_VIS valarray; 358 359class _LIBCPP_TYPE_VIS slice 360{ 361 size_t __start_; 362 size_t __size_; 363 size_t __stride_; 364public: 365 _LIBCPP_INLINE_VISIBILITY 366 slice() 367 : __start_(0), 368 __size_(0), 369 __stride_(0) 370 {} 371 372 _LIBCPP_INLINE_VISIBILITY 373 slice(size_t __start, size_t __size, size_t __stride) 374 : __start_(__start), 375 __size_(__size), 376 __stride_(__stride) 377 {} 378 379 _LIBCPP_INLINE_VISIBILITY size_t start() const {return __start_;} 380 _LIBCPP_INLINE_VISIBILITY size_t size() const {return __size_;} 381 _LIBCPP_INLINE_VISIBILITY size_t stride() const {return __stride_;} 382}; 383 384template <class _Tp> class _LIBCPP_TYPE_VIS slice_array; 385class _LIBCPP_TYPE_VIS gslice; 386template <class _Tp> class _LIBCPP_TYPE_VIS gslice_array; 387template <class _Tp> class _LIBCPP_TYPE_VIS mask_array; 388template <class _Tp> class _LIBCPP_TYPE_VIS indirect_array; 389 390template <class _Tp> 391_LIBCPP_INLINE_VISIBILITY 392_Tp* 393begin(valarray<_Tp>& __v); 394 395template <class _Tp> 396_LIBCPP_INLINE_VISIBILITY 397const _Tp* 398begin(const valarray<_Tp>& __v); 399 400template <class _Tp> 401_LIBCPP_INLINE_VISIBILITY 402_Tp* 403end(valarray<_Tp>& __v); 404 405template <class _Tp> 406_LIBCPP_INLINE_VISIBILITY 407const _Tp* 408end(const valarray<_Tp>& __v); 409 410template <class _Op, class _A0> 411struct _UnaryOp 412{ 413 typedef typename _Op::result_type result_type; 414 typedef typename _A0::value_type value_type; 415 416 _Op __op_; 417 _A0 __a0_; 418 419 _LIBCPP_INLINE_VISIBILITY 420 _UnaryOp(const _Op& __op, const _A0& __a0) : __op_(__op), __a0_(__a0) {} 421 422 _LIBCPP_INLINE_VISIBILITY 423 result_type operator[](size_t __i) const {return __op_(__a0_[__i]);} 424 425 _LIBCPP_INLINE_VISIBILITY 426 size_t size() const {return __a0_.size();} 427}; 428 429template <class _Op, class _A0, class _A1> 430struct _BinaryOp 431{ 432 typedef typename _Op::result_type result_type; 433 typedef typename _A0::value_type value_type; 434 435 _Op __op_; 436 _A0 __a0_; 437 _A1 __a1_; 438 439 _LIBCPP_INLINE_VISIBILITY 440 _BinaryOp(const _Op& __op, const _A0& __a0, const _A1& __a1) 441 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 442 443 _LIBCPP_INLINE_VISIBILITY 444 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 445 446 _LIBCPP_INLINE_VISIBILITY 447 size_t size() const {return __a0_.size();} 448}; 449 450template <class _Tp> 451class __scalar_expr 452{ 453public: 454 typedef _Tp value_type; 455 typedef const _Tp& result_type; 456private: 457 const value_type& __t_; 458 size_t __s_; 459public: 460 _LIBCPP_INLINE_VISIBILITY 461 explicit __scalar_expr(const value_type& __t, size_t __s) : __t_(__t), __s_(__s) {} 462 463 _LIBCPP_INLINE_VISIBILITY 464 result_type operator[](size_t) const {return __t_;} 465 466 _LIBCPP_INLINE_VISIBILITY 467 size_t size() const {return __s_;} 468}; 469 470template <class _Tp> 471struct __unary_plus : unary_function<_Tp, _Tp> 472{ 473 _LIBCPP_INLINE_VISIBILITY 474 _Tp operator()(const _Tp& __x) const 475 {return +__x;} 476}; 477 478template <class _Tp> 479struct __bit_not : unary_function<_Tp, _Tp> 480{ 481 _LIBCPP_INLINE_VISIBILITY 482 _Tp operator()(const _Tp& __x) const 483 {return ~__x;} 484}; 485 486template <class _Tp> 487struct __bit_shift_left : binary_function<_Tp, _Tp, _Tp> 488{ 489 _LIBCPP_INLINE_VISIBILITY 490 _Tp operator()(const _Tp& __x, const _Tp& __y) const 491 {return __x << __y;} 492}; 493 494template <class _Tp> 495struct __bit_shift_right : binary_function<_Tp, _Tp, _Tp> 496{ 497 _LIBCPP_INLINE_VISIBILITY 498 _Tp operator()(const _Tp& __x, const _Tp& __y) const 499 {return __x >> __y;} 500}; 501 502template <class _Tp, class _Fp> 503struct __apply_expr : unary_function<_Tp, _Tp> 504{ 505private: 506 _Fp __f_; 507public: 508 _LIBCPP_INLINE_VISIBILITY 509 explicit __apply_expr(_Fp __f) : __f_(__f) {} 510 511 _LIBCPP_INLINE_VISIBILITY 512 _Tp operator()(const _Tp& __x) const 513 {return __f_(__x);} 514}; 515 516template <class _Tp> 517struct __abs_expr : unary_function<_Tp, _Tp> 518{ 519 _LIBCPP_INLINE_VISIBILITY 520 _Tp operator()(const _Tp& __x) const 521 {return abs(__x);} 522}; 523 524template <class _Tp> 525struct __acos_expr : unary_function<_Tp, _Tp> 526{ 527 _LIBCPP_INLINE_VISIBILITY 528 _Tp operator()(const _Tp& __x) const 529 {return acos(__x);} 530}; 531 532template <class _Tp> 533struct __asin_expr : unary_function<_Tp, _Tp> 534{ 535 _LIBCPP_INLINE_VISIBILITY 536 _Tp operator()(const _Tp& __x) const 537 {return asin(__x);} 538}; 539 540template <class _Tp> 541struct __atan_expr : unary_function<_Tp, _Tp> 542{ 543 _LIBCPP_INLINE_VISIBILITY 544 _Tp operator()(const _Tp& __x) const 545 {return atan(__x);} 546}; 547 548template <class _Tp> 549struct __atan2_expr : binary_function<_Tp, _Tp, _Tp> 550{ 551 _LIBCPP_INLINE_VISIBILITY 552 _Tp operator()(const _Tp& __x, const _Tp& __y) const 553 {return atan2(__x, __y);} 554}; 555 556template <class _Tp> 557struct __cos_expr : unary_function<_Tp, _Tp> 558{ 559 _LIBCPP_INLINE_VISIBILITY 560 _Tp operator()(const _Tp& __x) const 561 {return cos(__x);} 562}; 563 564template <class _Tp> 565struct __cosh_expr : unary_function<_Tp, _Tp> 566{ 567 _LIBCPP_INLINE_VISIBILITY 568 _Tp operator()(const _Tp& __x) const 569 {return cosh(__x);} 570}; 571 572template <class _Tp> 573struct __exp_expr : unary_function<_Tp, _Tp> 574{ 575 _LIBCPP_INLINE_VISIBILITY 576 _Tp operator()(const _Tp& __x) const 577 {return exp(__x);} 578}; 579 580template <class _Tp> 581struct __log_expr : unary_function<_Tp, _Tp> 582{ 583 _LIBCPP_INLINE_VISIBILITY 584 _Tp operator()(const _Tp& __x) const 585 {return log(__x);} 586}; 587 588template <class _Tp> 589struct __log10_expr : unary_function<_Tp, _Tp> 590{ 591 _LIBCPP_INLINE_VISIBILITY 592 _Tp operator()(const _Tp& __x) const 593 {return log10(__x);} 594}; 595 596template <class _Tp> 597struct __pow_expr : binary_function<_Tp, _Tp, _Tp> 598{ 599 _LIBCPP_INLINE_VISIBILITY 600 _Tp operator()(const _Tp& __x, const _Tp& __y) const 601 {return pow(__x, __y);} 602}; 603 604template <class _Tp> 605struct __sin_expr : unary_function<_Tp, _Tp> 606{ 607 _LIBCPP_INLINE_VISIBILITY 608 _Tp operator()(const _Tp& __x) const 609 {return sin(__x);} 610}; 611 612template <class _Tp> 613struct __sinh_expr : unary_function<_Tp, _Tp> 614{ 615 _LIBCPP_INLINE_VISIBILITY 616 _Tp operator()(const _Tp& __x) const 617 {return sinh(__x);} 618}; 619 620template <class _Tp> 621struct __sqrt_expr : unary_function<_Tp, _Tp> 622{ 623 _LIBCPP_INLINE_VISIBILITY 624 _Tp operator()(const _Tp& __x) const 625 {return sqrt(__x);} 626}; 627 628template <class _Tp> 629struct __tan_expr : unary_function<_Tp, _Tp> 630{ 631 _LIBCPP_INLINE_VISIBILITY 632 _Tp operator()(const _Tp& __x) const 633 {return tan(__x);} 634}; 635 636template <class _Tp> 637struct __tanh_expr : unary_function<_Tp, _Tp> 638{ 639 _LIBCPP_INLINE_VISIBILITY 640 _Tp operator()(const _Tp& __x) const 641 {return tanh(__x);} 642}; 643 644template <class _ValExpr> 645class __slice_expr 646{ 647 typedef typename remove_reference<_ValExpr>::type _RmExpr; 648public: 649 typedef typename _RmExpr::value_type value_type; 650 typedef value_type result_type; 651 652private: 653 _ValExpr __expr_; 654 size_t __start_; 655 size_t __size_; 656 size_t __stride_; 657 658 _LIBCPP_INLINE_VISIBILITY 659 __slice_expr(const slice& __sl, const _RmExpr& __e) 660 : __expr_(__e), 661 __start_(__sl.start()), 662 __size_(__sl.size()), 663 __stride_(__sl.stride()) 664 {} 665public: 666 667 _LIBCPP_INLINE_VISIBILITY 668 result_type operator[](size_t __i) const 669 {return __expr_[__start_ + __i * __stride_];} 670 671 _LIBCPP_INLINE_VISIBILITY 672 size_t size() const {return __size_;} 673 674 template <class> friend class _LIBCPP_TYPE_VIS valarray; 675}; 676 677template <class _ValExpr> 678class __mask_expr; 679 680template <class _ValExpr> 681class __indirect_expr; 682 683template <class _ValExpr> 684class __shift_expr 685{ 686 typedef typename remove_reference<_ValExpr>::type _RmExpr; 687public: 688 typedef typename _RmExpr::value_type value_type; 689 typedef value_type result_type; 690 691private: 692 _ValExpr __expr_; 693 size_t __size_; 694 ptrdiff_t __ul_; 695 ptrdiff_t __sn_; 696 ptrdiff_t __n_; 697 static const ptrdiff_t _Np = static_cast<ptrdiff_t>( 698 sizeof(ptrdiff_t) * __CHAR_BIT__ - 1); 699 700 _LIBCPP_INLINE_VISIBILITY 701 __shift_expr(int __n, const _RmExpr& __e) 702 : __expr_(__e), 703 __size_(__e.size()), 704 __n_(__n) 705 { 706 ptrdiff_t __neg_n = static_cast<ptrdiff_t>(__n_ >> _Np); 707 __sn_ = __neg_n | static_cast<ptrdiff_t>(static_cast<size_t>(-__n_) >> _Np); 708 __ul_ = ((__size_ - __n_) & ~__neg_n) | ((__n_ + 1) & __neg_n); 709 } 710public: 711 712 _LIBCPP_INLINE_VISIBILITY 713 result_type operator[](size_t __j) const 714 { 715 ptrdiff_t __i = static_cast<ptrdiff_t>(__j); 716 ptrdiff_t __m = (__sn_ * __i - __ul_) >> _Np; 717 return (__expr_[(__i + __n_) & __m] & __m) | (value_type() & ~__m); 718 } 719 720 _LIBCPP_INLINE_VISIBILITY 721 size_t size() const {return __size_;} 722 723 template <class> friend class __val_expr; 724}; 725 726template <class _ValExpr> 727class __cshift_expr 728{ 729 typedef typename remove_reference<_ValExpr>::type _RmExpr; 730public: 731 typedef typename _RmExpr::value_type value_type; 732 typedef value_type result_type; 733 734private: 735 _ValExpr __expr_; 736 size_t __size_; 737 size_t __m_; 738 size_t __o1_; 739 size_t __o2_; 740 741 _LIBCPP_INLINE_VISIBILITY 742 __cshift_expr(int __n, const _RmExpr& __e) 743 : __expr_(__e), 744 __size_(__e.size()) 745 { 746 __n %= static_cast<int>(__size_); 747 if (__n >= 0) 748 { 749 __m_ = __size_ - __n; 750 __o1_ = __n; 751 __o2_ = __n - __size_; 752 } 753 else 754 { 755 __m_ = -__n; 756 __o1_ = __n + __size_; 757 __o2_ = __n; 758 } 759 } 760public: 761 762 _LIBCPP_INLINE_VISIBILITY 763 result_type operator[](size_t __i) const 764 { 765 if (__i < __m_) 766 return __expr_[__i + __o1_]; 767 return __expr_[__i + __o2_]; 768 } 769 770 _LIBCPP_INLINE_VISIBILITY 771 size_t size() const {return __size_;} 772 773 template <class> friend class __val_expr; 774}; 775 776template<class _ValExpr> 777class __val_expr; 778 779template<class _ValExpr> 780struct __is_val_expr : false_type {}; 781 782template<class _ValExpr> 783struct __is_val_expr<__val_expr<_ValExpr> > : true_type {}; 784 785template<class _Tp> 786struct __is_val_expr<valarray<_Tp> > : true_type {}; 787 788template<class _Tp> 789class _LIBCPP_TYPE_VIS valarray 790{ 791public: 792 typedef _Tp value_type; 793 typedef _Tp result_type; 794 795private: 796 value_type* __begin_; 797 value_type* __end_; 798 799public: 800 // construct/destroy: 801 _LIBCPP_INLINE_VISIBILITY 802 valarray() : __begin_(0), __end_(0) {} 803 explicit valarray(size_t __n); 804 valarray(const value_type& __x, size_t __n); 805 valarray(const value_type* __p, size_t __n); 806 valarray(const valarray& __v); 807#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 808 valarray(valarray&& __v) _NOEXCEPT; 809#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 810#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 811 valarray(initializer_list<value_type> __il); 812#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 813 valarray(const slice_array<value_type>& __sa); 814 valarray(const gslice_array<value_type>& __ga); 815 valarray(const mask_array<value_type>& __ma); 816 valarray(const indirect_array<value_type>& __ia); 817 ~valarray(); 818 819 // assignment: 820 valarray& operator=(const valarray& __v); 821#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 822 valarray& operator=(valarray&& __v) _NOEXCEPT; 823#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 824#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 825 valarray& operator=(initializer_list<value_type>); 826#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 827 valarray& operator=(const value_type& __x); 828 valarray& operator=(const slice_array<value_type>& __sa); 829 valarray& operator=(const gslice_array<value_type>& __ga); 830 valarray& operator=(const mask_array<value_type>& __ma); 831 valarray& operator=(const indirect_array<value_type>& __ia); 832 template <class _ValExpr> 833 valarray& operator=(const __val_expr<_ValExpr>& __v); 834 835 // element access: 836 _LIBCPP_INLINE_VISIBILITY 837 const value_type& operator[](size_t __i) const {return __begin_[__i];} 838 839 _LIBCPP_INLINE_VISIBILITY 840 value_type& operator[](size_t __i) {return __begin_[__i];} 841 842 // subset operations: 843 __val_expr<__slice_expr<const valarray&> > operator[](slice __s) const; 844 slice_array<value_type> operator[](slice __s); 845 __val_expr<__indirect_expr<const valarray&> > operator[](const gslice& __gs) const; 846 gslice_array<value_type> operator[](const gslice& __gs); 847#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 848 __val_expr<__indirect_expr<const valarray&> > operator[](gslice&& __gs) const; 849 gslice_array<value_type> operator[](gslice&& __gs); 850#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 851 __val_expr<__mask_expr<const valarray&> > operator[](const valarray<bool>& __vb) const; 852 mask_array<value_type> operator[](const valarray<bool>& __vb); 853#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 854 __val_expr<__mask_expr<const valarray&> > operator[](valarray<bool>&& __vb) const; 855 mask_array<value_type> operator[](valarray<bool>&& __vb); 856#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 857 __val_expr<__indirect_expr<const valarray&> > operator[](const valarray<size_t>& __vs) const; 858 indirect_array<value_type> operator[](const valarray<size_t>& __vs); 859#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 860 __val_expr<__indirect_expr<const valarray&> > operator[](valarray<size_t>&& __vs) const; 861 indirect_array<value_type> operator[](valarray<size_t>&& __vs); 862#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 863 864 // unary operators: 865 valarray operator+() const; 866 valarray operator-() const; 867 valarray operator~() const; 868 valarray<bool> operator!() const; 869 870 // computed assignment: 871 valarray& operator*= (const value_type& __x); 872 valarray& operator/= (const value_type& __x); 873 valarray& operator%= (const value_type& __x); 874 valarray& operator+= (const value_type& __x); 875 valarray& operator-= (const value_type& __x); 876 valarray& operator^= (const value_type& __x); 877 valarray& operator&= (const value_type& __x); 878 valarray& operator|= (const value_type& __x); 879 valarray& operator<<=(const value_type& __x); 880 valarray& operator>>=(const value_type& __x); 881 882 template <class _Expr> 883 typename enable_if 884 < 885 __is_val_expr<_Expr>::value, 886 valarray& 887 >::type 888 operator*= (const _Expr& __v); 889 890 template <class _Expr> 891 typename enable_if 892 < 893 __is_val_expr<_Expr>::value, 894 valarray& 895 >::type 896 operator/= (const _Expr& __v); 897 898 template <class _Expr> 899 typename enable_if 900 < 901 __is_val_expr<_Expr>::value, 902 valarray& 903 >::type 904 operator%= (const _Expr& __v); 905 906 template <class _Expr> 907 typename enable_if 908 < 909 __is_val_expr<_Expr>::value, 910 valarray& 911 >::type 912 operator+= (const _Expr& __v); 913 914 template <class _Expr> 915 typename enable_if 916 < 917 __is_val_expr<_Expr>::value, 918 valarray& 919 >::type 920 operator-= (const _Expr& __v); 921 922 template <class _Expr> 923 typename enable_if 924 < 925 __is_val_expr<_Expr>::value, 926 valarray& 927 >::type 928 operator^= (const _Expr& __v); 929 930 template <class _Expr> 931 typename enable_if 932 < 933 __is_val_expr<_Expr>::value, 934 valarray& 935 >::type 936 operator|= (const _Expr& __v); 937 938 template <class _Expr> 939 typename enable_if 940 < 941 __is_val_expr<_Expr>::value, 942 valarray& 943 >::type 944 operator&= (const _Expr& __v); 945 946 template <class _Expr> 947 typename enable_if 948 < 949 __is_val_expr<_Expr>::value, 950 valarray& 951 >::type 952 operator<<= (const _Expr& __v); 953 954 template <class _Expr> 955 typename enable_if 956 < 957 __is_val_expr<_Expr>::value, 958 valarray& 959 >::type 960 operator>>= (const _Expr& __v); 961 962 // member functions: 963 void swap(valarray& __v) _NOEXCEPT; 964 965 _LIBCPP_INLINE_VISIBILITY 966 size_t size() const {return static_cast<size_t>(__end_ - __begin_);} 967 968 value_type sum() const; 969 value_type min() const; 970 value_type max() const; 971 972 valarray shift (int __i) const; 973 valarray cshift(int __i) const; 974 valarray apply(value_type __f(value_type)) const; 975 valarray apply(value_type __f(const value_type&)) const; 976 void resize(size_t __n, value_type __x = value_type()); 977 978private: 979 template <class> friend class _LIBCPP_TYPE_VIS valarray; 980 template <class> friend class _LIBCPP_TYPE_VIS slice_array; 981 template <class> friend class _LIBCPP_TYPE_VIS gslice_array; 982 template <class> friend class _LIBCPP_TYPE_VIS mask_array; 983 template <class> friend class __mask_expr; 984 template <class> friend class _LIBCPP_TYPE_VIS indirect_array; 985 template <class> friend class __indirect_expr; 986 template <class> friend class __val_expr; 987 988 template <class _Up> 989 friend 990 _Up* 991 begin(valarray<_Up>& __v); 992 993 template <class _Up> 994 friend 995 const _Up* 996 begin(const valarray<_Up>& __v); 997 998 template <class _Up> 999 friend 1000 _Up* 1001 end(valarray<_Up>& __v); 1002 1003 template <class _Up> 1004 friend 1005 const _Up* 1006 end(const valarray<_Up>& __v); 1007}; 1008 1009template <class _Op, class _Tp> 1010struct _UnaryOp<_Op, valarray<_Tp> > 1011{ 1012 typedef typename _Op::result_type result_type; 1013 typedef _Tp value_type; 1014 1015 _Op __op_; 1016 const valarray<_Tp>& __a0_; 1017 1018 _LIBCPP_INLINE_VISIBILITY 1019 _UnaryOp(const _Op& __op, const valarray<_Tp>& __a0) : __op_(__op), __a0_(__a0) {} 1020 1021 _LIBCPP_INLINE_VISIBILITY 1022 result_type operator[](size_t __i) const {return __op_(__a0_[__i]);} 1023 1024 _LIBCPP_INLINE_VISIBILITY 1025 size_t size() const {return __a0_.size();} 1026}; 1027 1028template <class _Op, class _Tp, class _A1> 1029struct _BinaryOp<_Op, valarray<_Tp>, _A1> 1030{ 1031 typedef typename _Op::result_type result_type; 1032 typedef _Tp value_type; 1033 1034 _Op __op_; 1035 const valarray<_Tp>& __a0_; 1036 _A1 __a1_; 1037 1038 _LIBCPP_INLINE_VISIBILITY 1039 _BinaryOp(const _Op& __op, const valarray<_Tp>& __a0, const _A1& __a1) 1040 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 1041 1042 _LIBCPP_INLINE_VISIBILITY 1043 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 1044 1045 _LIBCPP_INLINE_VISIBILITY 1046 size_t size() const {return __a0_.size();} 1047}; 1048 1049template <class _Op, class _A0, class _Tp> 1050struct _BinaryOp<_Op, _A0, valarray<_Tp> > 1051{ 1052 typedef typename _Op::result_type result_type; 1053 typedef _Tp value_type; 1054 1055 _Op __op_; 1056 _A0 __a0_; 1057 const valarray<_Tp>& __a1_; 1058 1059 _LIBCPP_INLINE_VISIBILITY 1060 _BinaryOp(const _Op& __op, const _A0& __a0, const valarray<_Tp>& __a1) 1061 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 1062 1063 _LIBCPP_INLINE_VISIBILITY 1064 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 1065 1066 _LIBCPP_INLINE_VISIBILITY 1067 size_t size() const {return __a0_.size();} 1068}; 1069 1070template <class _Op, class _Tp> 1071struct _BinaryOp<_Op, valarray<_Tp>, valarray<_Tp> > 1072{ 1073 typedef typename _Op::result_type result_type; 1074 typedef _Tp value_type; 1075 1076 _Op __op_; 1077 const valarray<_Tp>& __a0_; 1078 const valarray<_Tp>& __a1_; 1079 1080 _LIBCPP_INLINE_VISIBILITY 1081 _BinaryOp(const _Op& __op, const valarray<_Tp>& __a0, const valarray<_Tp>& __a1) 1082 : __op_(__op), __a0_(__a0), __a1_(__a1) {} 1083 1084 _LIBCPP_INLINE_VISIBILITY 1085 value_type operator[](size_t __i) const {return __op_(__a0_[__i], __a1_[__i]);} 1086 1087 _LIBCPP_INLINE_VISIBILITY 1088 size_t size() const {return __a0_.size();} 1089}; 1090 1091// slice_array 1092 1093template <class _Tp> 1094class _LIBCPP_TYPE_VIS slice_array 1095{ 1096public: 1097 typedef _Tp value_type; 1098 1099private: 1100 value_type* __vp_; 1101 size_t __size_; 1102 size_t __stride_; 1103 1104public: 1105 template <class _Expr> 1106 typename enable_if 1107 < 1108 __is_val_expr<_Expr>::value, 1109 void 1110 >::type 1111 operator=(const _Expr& __v) const; 1112 1113 template <class _Expr> 1114 typename enable_if 1115 < 1116 __is_val_expr<_Expr>::value, 1117 void 1118 >::type 1119 operator*=(const _Expr& __v) const; 1120 1121 template <class _Expr> 1122 typename enable_if 1123 < 1124 __is_val_expr<_Expr>::value, 1125 void 1126 >::type 1127 operator/=(const _Expr& __v) const; 1128 1129 template <class _Expr> 1130 typename enable_if 1131 < 1132 __is_val_expr<_Expr>::value, 1133 void 1134 >::type 1135 operator%=(const _Expr& __v) const; 1136 1137 template <class _Expr> 1138 typename enable_if 1139 < 1140 __is_val_expr<_Expr>::value, 1141 void 1142 >::type 1143 operator+=(const _Expr& __v) const; 1144 1145 template <class _Expr> 1146 typename enable_if 1147 < 1148 __is_val_expr<_Expr>::value, 1149 void 1150 >::type 1151 operator-=(const _Expr& __v) const; 1152 1153 template <class _Expr> 1154 typename enable_if 1155 < 1156 __is_val_expr<_Expr>::value, 1157 void 1158 >::type 1159 operator^=(const _Expr& __v) const; 1160 1161 template <class _Expr> 1162 typename enable_if 1163 < 1164 __is_val_expr<_Expr>::value, 1165 void 1166 >::type 1167 operator&=(const _Expr& __v) const; 1168 1169 template <class _Expr> 1170 typename enable_if 1171 < 1172 __is_val_expr<_Expr>::value, 1173 void 1174 >::type 1175 operator|=(const _Expr& __v) const; 1176 1177 template <class _Expr> 1178 typename enable_if 1179 < 1180 __is_val_expr<_Expr>::value, 1181 void 1182 >::type 1183 operator<<=(const _Expr& __v) const; 1184 1185 template <class _Expr> 1186 typename enable_if 1187 < 1188 __is_val_expr<_Expr>::value, 1189 void 1190 >::type 1191 operator>>=(const _Expr& __v) const; 1192 1193 const slice_array& operator=(const slice_array& __sa) const; 1194 1195 void operator=(const value_type& __x) const; 1196 1197private: 1198 _LIBCPP_INLINE_VISIBILITY 1199 slice_array(const slice& __sl, const valarray<value_type>& __v) 1200 : __vp_(const_cast<value_type*>(__v.__begin_ + __sl.start())), 1201 __size_(__sl.size()), 1202 __stride_(__sl.stride()) 1203 {} 1204 1205 template <class> friend class valarray; 1206 template <class> friend class sliceExpr; 1207}; 1208 1209template <class _Tp> 1210inline _LIBCPP_INLINE_VISIBILITY 1211const slice_array<_Tp>& 1212slice_array<_Tp>::operator=(const slice_array& __sa) const 1213{ 1214 value_type* __t = __vp_; 1215 const value_type* __s = __sa.__vp_; 1216 for (size_t __n = __size_; __n; --__n, __t += __stride_, __s += __sa.__stride_) 1217 *__t = *__s; 1218} 1219 1220template <class _Tp> 1221template <class _Expr> 1222inline _LIBCPP_INLINE_VISIBILITY 1223typename enable_if 1224< 1225 __is_val_expr<_Expr>::value, 1226 void 1227>::type 1228slice_array<_Tp>::operator=(const _Expr& __v) const 1229{ 1230 value_type* __t = __vp_; 1231 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1232 *__t = __v[__i]; 1233} 1234 1235template <class _Tp> 1236template <class _Expr> 1237inline _LIBCPP_INLINE_VISIBILITY 1238typename enable_if 1239< 1240 __is_val_expr<_Expr>::value, 1241 void 1242>::type 1243slice_array<_Tp>::operator*=(const _Expr& __v) const 1244{ 1245 value_type* __t = __vp_; 1246 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1247 *__t *= __v[__i]; 1248} 1249 1250template <class _Tp> 1251template <class _Expr> 1252inline _LIBCPP_INLINE_VISIBILITY 1253typename enable_if 1254< 1255 __is_val_expr<_Expr>::value, 1256 void 1257>::type 1258slice_array<_Tp>::operator/=(const _Expr& __v) const 1259{ 1260 value_type* __t = __vp_; 1261 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1262 *__t /= __v[__i]; 1263} 1264 1265template <class _Tp> 1266template <class _Expr> 1267inline _LIBCPP_INLINE_VISIBILITY 1268typename enable_if 1269< 1270 __is_val_expr<_Expr>::value, 1271 void 1272>::type 1273slice_array<_Tp>::operator%=(const _Expr& __v) const 1274{ 1275 value_type* __t = __vp_; 1276 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1277 *__t %= __v[__i]; 1278} 1279 1280template <class _Tp> 1281template <class _Expr> 1282inline _LIBCPP_INLINE_VISIBILITY 1283typename enable_if 1284< 1285 __is_val_expr<_Expr>::value, 1286 void 1287>::type 1288slice_array<_Tp>::operator+=(const _Expr& __v) const 1289{ 1290 value_type* __t = __vp_; 1291 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1292 *__t += __v[__i]; 1293} 1294 1295template <class _Tp> 1296template <class _Expr> 1297inline _LIBCPP_INLINE_VISIBILITY 1298typename enable_if 1299< 1300 __is_val_expr<_Expr>::value, 1301 void 1302>::type 1303slice_array<_Tp>::operator-=(const _Expr& __v) const 1304{ 1305 value_type* __t = __vp_; 1306 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1307 *__t -= __v[__i]; 1308} 1309 1310template <class _Tp> 1311template <class _Expr> 1312inline _LIBCPP_INLINE_VISIBILITY 1313typename enable_if 1314< 1315 __is_val_expr<_Expr>::value, 1316 void 1317>::type 1318slice_array<_Tp>::operator^=(const _Expr& __v) const 1319{ 1320 value_type* __t = __vp_; 1321 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1322 *__t ^= __v[__i]; 1323} 1324 1325template <class _Tp> 1326template <class _Expr> 1327inline _LIBCPP_INLINE_VISIBILITY 1328typename enable_if 1329< 1330 __is_val_expr<_Expr>::value, 1331 void 1332>::type 1333slice_array<_Tp>::operator&=(const _Expr& __v) const 1334{ 1335 value_type* __t = __vp_; 1336 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1337 *__t &= __v[__i]; 1338} 1339 1340template <class _Tp> 1341template <class _Expr> 1342inline _LIBCPP_INLINE_VISIBILITY 1343typename enable_if 1344< 1345 __is_val_expr<_Expr>::value, 1346 void 1347>::type 1348slice_array<_Tp>::operator|=(const _Expr& __v) const 1349{ 1350 value_type* __t = __vp_; 1351 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1352 *__t |= __v[__i]; 1353} 1354 1355template <class _Tp> 1356template <class _Expr> 1357inline _LIBCPP_INLINE_VISIBILITY 1358typename enable_if 1359< 1360 __is_val_expr<_Expr>::value, 1361 void 1362>::type 1363slice_array<_Tp>::operator<<=(const _Expr& __v) const 1364{ 1365 value_type* __t = __vp_; 1366 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1367 *__t <<= __v[__i]; 1368} 1369 1370template <class _Tp> 1371template <class _Expr> 1372inline _LIBCPP_INLINE_VISIBILITY 1373typename enable_if 1374< 1375 __is_val_expr<_Expr>::value, 1376 void 1377>::type 1378slice_array<_Tp>::operator>>=(const _Expr& __v) const 1379{ 1380 value_type* __t = __vp_; 1381 for (size_t __i = 0; __i < __size_; ++__i, __t += __stride_) 1382 *__t >>= __v[__i]; 1383} 1384 1385template <class _Tp> 1386inline _LIBCPP_INLINE_VISIBILITY 1387void 1388slice_array<_Tp>::operator=(const value_type& __x) const 1389{ 1390 value_type* __t = __vp_; 1391 for (size_t __n = __size_; __n; --__n, __t += __stride_) 1392 *__t = __x; 1393} 1394 1395// gslice 1396 1397class _LIBCPP_TYPE_VIS gslice 1398{ 1399 valarray<size_t> __size_; 1400 valarray<size_t> __stride_; 1401 valarray<size_t> __1d_; 1402 1403public: 1404 _LIBCPP_INLINE_VISIBILITY 1405 gslice() {} 1406 1407 _LIBCPP_INLINE_VISIBILITY 1408 gslice(size_t __start, const valarray<size_t>& __size, 1409 const valarray<size_t>& __stride) 1410 : __size_(__size), 1411 __stride_(__stride) 1412 {__init(__start);} 1413 1414#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1415 1416 _LIBCPP_INLINE_VISIBILITY 1417 gslice(size_t __start, const valarray<size_t>& __size, 1418 valarray<size_t>&& __stride) 1419 : __size_(__size), 1420 __stride_(move(__stride)) 1421 {__init(__start);} 1422 1423 _LIBCPP_INLINE_VISIBILITY 1424 gslice(size_t __start, valarray<size_t>&& __size, 1425 const valarray<size_t>& __stride) 1426 : __size_(move(__size)), 1427 __stride_(__stride) 1428 {__init(__start);} 1429 1430 _LIBCPP_INLINE_VISIBILITY 1431 gslice(size_t __start, valarray<size_t>&& __size, 1432 valarray<size_t>&& __stride) 1433 : __size_(move(__size)), 1434 __stride_(move(__stride)) 1435 {__init(__start);} 1436 1437#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1438 1439// gslice(const gslice&) = default; 1440// gslice(gslice&&) = default; 1441// gslice& operator=(const gslice&) = default; 1442// gslice& operator=(gslice&&) = default; 1443 1444 _LIBCPP_INLINE_VISIBILITY 1445 size_t start() const {return __1d_.size() ? __1d_[0] : 0;} 1446 1447 _LIBCPP_INLINE_VISIBILITY 1448 valarray<size_t> size() const {return __size_;} 1449 1450 _LIBCPP_INLINE_VISIBILITY 1451 valarray<size_t> stride() const {return __stride_;} 1452 1453private: 1454 void __init(size_t __start); 1455 1456 template <class> friend class gslice_array; 1457 template <class> friend class valarray; 1458 template <class> friend class __val_expr; 1459}; 1460 1461// gslice_array 1462 1463template <class _Tp> 1464class _LIBCPP_TYPE_VIS gslice_array 1465{ 1466public: 1467 typedef _Tp value_type; 1468 1469private: 1470 value_type* __vp_; 1471 valarray<size_t> __1d_; 1472 1473public: 1474 template <class _Expr> 1475 typename enable_if 1476 < 1477 __is_val_expr<_Expr>::value, 1478 void 1479 >::type 1480 operator=(const _Expr& __v) const; 1481 1482 template <class _Expr> 1483 typename enable_if 1484 < 1485 __is_val_expr<_Expr>::value, 1486 void 1487 >::type 1488 operator*=(const _Expr& __v) const; 1489 1490 template <class _Expr> 1491 typename enable_if 1492 < 1493 __is_val_expr<_Expr>::value, 1494 void 1495 >::type 1496 operator/=(const _Expr& __v) const; 1497 1498 template <class _Expr> 1499 typename enable_if 1500 < 1501 __is_val_expr<_Expr>::value, 1502 void 1503 >::type 1504 operator%=(const _Expr& __v) const; 1505 1506 template <class _Expr> 1507 typename enable_if 1508 < 1509 __is_val_expr<_Expr>::value, 1510 void 1511 >::type 1512 operator+=(const _Expr& __v) const; 1513 1514 template <class _Expr> 1515 typename enable_if 1516 < 1517 __is_val_expr<_Expr>::value, 1518 void 1519 >::type 1520 operator-=(const _Expr& __v) const; 1521 1522 template <class _Expr> 1523 typename enable_if 1524 < 1525 __is_val_expr<_Expr>::value, 1526 void 1527 >::type 1528 operator^=(const _Expr& __v) const; 1529 1530 template <class _Expr> 1531 typename enable_if 1532 < 1533 __is_val_expr<_Expr>::value, 1534 void 1535 >::type 1536 operator&=(const _Expr& __v) const; 1537 1538 template <class _Expr> 1539 typename enable_if 1540 < 1541 __is_val_expr<_Expr>::value, 1542 void 1543 >::type 1544 operator|=(const _Expr& __v) const; 1545 1546 template <class _Expr> 1547 typename enable_if 1548 < 1549 __is_val_expr<_Expr>::value, 1550 void 1551 >::type 1552 operator<<=(const _Expr& __v) const; 1553 1554 template <class _Expr> 1555 typename enable_if 1556 < 1557 __is_val_expr<_Expr>::value, 1558 void 1559 >::type 1560 operator>>=(const _Expr& __v) const; 1561 1562 const gslice_array& operator=(const gslice_array& __ga) const; 1563 1564 void operator=(const value_type& __x) const; 1565 1566// gslice_array(const gslice_array&) = default; 1567// gslice_array(gslice_array&&) = default; 1568// gslice_array& operator=(const gslice_array&) = default; 1569// gslice_array& operator=(gslice_array&&) = default; 1570 1571private: 1572 _LIBCPP_INLINE_VISIBILITY 1573 gslice_array(const gslice& __gs, const valarray<value_type>& __v) 1574 : __vp_(const_cast<value_type*>(__v.__begin_)), 1575 __1d_(__gs.__1d_) 1576 {} 1577 1578#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 1579 1580 _LIBCPP_INLINE_VISIBILITY 1581 gslice_array(gslice&& __gs, const valarray<value_type>& __v) 1582 : __vp_(const_cast<value_type*>(__v.__begin_)), 1583 __1d_(move(__gs.__1d_)) 1584 {} 1585 1586#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 1587 1588 template <class> friend class valarray; 1589}; 1590 1591template <class _Tp> 1592template <class _Expr> 1593inline _LIBCPP_INLINE_VISIBILITY 1594typename enable_if 1595< 1596 __is_val_expr<_Expr>::value, 1597 void 1598>::type 1599gslice_array<_Tp>::operator=(const _Expr& __v) const 1600{ 1601 typedef const size_t* _Ip; 1602 size_t __j = 0; 1603 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1604 __vp_[*__i] = __v[__j]; 1605} 1606 1607template <class _Tp> 1608template <class _Expr> 1609inline _LIBCPP_INLINE_VISIBILITY 1610typename enable_if 1611< 1612 __is_val_expr<_Expr>::value, 1613 void 1614>::type 1615gslice_array<_Tp>::operator*=(const _Expr& __v) const 1616{ 1617 typedef const size_t* _Ip; 1618 size_t __j = 0; 1619 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1620 __vp_[*__i] *= __v[__j]; 1621} 1622 1623template <class _Tp> 1624template <class _Expr> 1625inline _LIBCPP_INLINE_VISIBILITY 1626typename enable_if 1627< 1628 __is_val_expr<_Expr>::value, 1629 void 1630>::type 1631gslice_array<_Tp>::operator/=(const _Expr& __v) const 1632{ 1633 typedef const size_t* _Ip; 1634 size_t __j = 0; 1635 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1636 __vp_[*__i] /= __v[__j]; 1637} 1638 1639template <class _Tp> 1640template <class _Expr> 1641inline _LIBCPP_INLINE_VISIBILITY 1642typename enable_if 1643< 1644 __is_val_expr<_Expr>::value, 1645 void 1646>::type 1647gslice_array<_Tp>::operator%=(const _Expr& __v) const 1648{ 1649 typedef const size_t* _Ip; 1650 size_t __j = 0; 1651 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1652 __vp_[*__i] %= __v[__j]; 1653} 1654 1655template <class _Tp> 1656template <class _Expr> 1657inline _LIBCPP_INLINE_VISIBILITY 1658typename enable_if 1659< 1660 __is_val_expr<_Expr>::value, 1661 void 1662>::type 1663gslice_array<_Tp>::operator+=(const _Expr& __v) const 1664{ 1665 typedef const size_t* _Ip; 1666 size_t __j = 0; 1667 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1668 __vp_[*__i] += __v[__j]; 1669} 1670 1671template <class _Tp> 1672template <class _Expr> 1673inline _LIBCPP_INLINE_VISIBILITY 1674typename enable_if 1675< 1676 __is_val_expr<_Expr>::value, 1677 void 1678>::type 1679gslice_array<_Tp>::operator-=(const _Expr& __v) const 1680{ 1681 typedef const size_t* _Ip; 1682 size_t __j = 0; 1683 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1684 __vp_[*__i] -= __v[__j]; 1685} 1686 1687template <class _Tp> 1688template <class _Expr> 1689inline _LIBCPP_INLINE_VISIBILITY 1690typename enable_if 1691< 1692 __is_val_expr<_Expr>::value, 1693 void 1694>::type 1695gslice_array<_Tp>::operator^=(const _Expr& __v) const 1696{ 1697 typedef const size_t* _Ip; 1698 size_t __j = 0; 1699 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1700 __vp_[*__i] ^= __v[__j]; 1701} 1702 1703template <class _Tp> 1704template <class _Expr> 1705inline _LIBCPP_INLINE_VISIBILITY 1706typename enable_if 1707< 1708 __is_val_expr<_Expr>::value, 1709 void 1710>::type 1711gslice_array<_Tp>::operator&=(const _Expr& __v) const 1712{ 1713 typedef const size_t* _Ip; 1714 size_t __j = 0; 1715 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1716 __vp_[*__i] &= __v[__j]; 1717} 1718 1719template <class _Tp> 1720template <class _Expr> 1721inline _LIBCPP_INLINE_VISIBILITY 1722typename enable_if 1723< 1724 __is_val_expr<_Expr>::value, 1725 void 1726>::type 1727gslice_array<_Tp>::operator|=(const _Expr& __v) const 1728{ 1729 typedef const size_t* _Ip; 1730 size_t __j = 0; 1731 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1732 __vp_[*__i] |= __v[__j]; 1733} 1734 1735template <class _Tp> 1736template <class _Expr> 1737inline _LIBCPP_INLINE_VISIBILITY 1738typename enable_if 1739< 1740 __is_val_expr<_Expr>::value, 1741 void 1742>::type 1743gslice_array<_Tp>::operator<<=(const _Expr& __v) const 1744{ 1745 typedef const size_t* _Ip; 1746 size_t __j = 0; 1747 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1748 __vp_[*__i] <<= __v[__j]; 1749} 1750 1751template <class _Tp> 1752template <class _Expr> 1753inline _LIBCPP_INLINE_VISIBILITY 1754typename enable_if 1755< 1756 __is_val_expr<_Expr>::value, 1757 void 1758>::type 1759gslice_array<_Tp>::operator>>=(const _Expr& __v) const 1760{ 1761 typedef const size_t* _Ip; 1762 size_t __j = 0; 1763 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i, ++__j) 1764 __vp_[*__i] >>= __v[__j]; 1765} 1766 1767template <class _Tp> 1768inline _LIBCPP_INLINE_VISIBILITY 1769const gslice_array<_Tp>& 1770gslice_array<_Tp>::operator=(const gslice_array& __ga) const 1771{ 1772 typedef const size_t* _Ip; 1773 const value_type* __s = __ga.__vp_; 1774 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_, __j = __ga.__1d_.__begin_; 1775 __i != __e; ++__i, ++__j) 1776 __vp_[*__i] = __s[*__j]; 1777 return *this; 1778} 1779 1780template <class _Tp> 1781inline _LIBCPP_INLINE_VISIBILITY 1782void 1783gslice_array<_Tp>::operator=(const value_type& __x) const 1784{ 1785 typedef const size_t* _Ip; 1786 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i) 1787 __vp_[*__i] = __x; 1788} 1789 1790// mask_array 1791 1792template <class _Tp> 1793class _LIBCPP_TYPE_VIS mask_array 1794{ 1795public: 1796 typedef _Tp value_type; 1797 1798private: 1799 value_type* __vp_; 1800 valarray<size_t> __1d_; 1801 1802public: 1803 template <class _Expr> 1804 typename enable_if 1805 < 1806 __is_val_expr<_Expr>::value, 1807 void 1808 >::type 1809 operator=(const _Expr& __v) const; 1810 1811 template <class _Expr> 1812 typename enable_if 1813 < 1814 __is_val_expr<_Expr>::value, 1815 void 1816 >::type 1817 operator*=(const _Expr& __v) const; 1818 1819 template <class _Expr> 1820 typename enable_if 1821 < 1822 __is_val_expr<_Expr>::value, 1823 void 1824 >::type 1825 operator/=(const _Expr& __v) const; 1826 1827 template <class _Expr> 1828 typename enable_if 1829 < 1830 __is_val_expr<_Expr>::value, 1831 void 1832 >::type 1833 operator%=(const _Expr& __v) const; 1834 1835 template <class _Expr> 1836 typename enable_if 1837 < 1838 __is_val_expr<_Expr>::value, 1839 void 1840 >::type 1841 operator+=(const _Expr& __v) const; 1842 1843 template <class _Expr> 1844 typename enable_if 1845 < 1846 __is_val_expr<_Expr>::value, 1847 void 1848 >::type 1849 operator-=(const _Expr& __v) const; 1850 1851 template <class _Expr> 1852 typename enable_if 1853 < 1854 __is_val_expr<_Expr>::value, 1855 void 1856 >::type 1857 operator^=(const _Expr& __v) const; 1858 1859 template <class _Expr> 1860 typename enable_if 1861 < 1862 __is_val_expr<_Expr>::value, 1863 void 1864 >::type 1865 operator&=(const _Expr& __v) const; 1866 1867 template <class _Expr> 1868 typename enable_if 1869 < 1870 __is_val_expr<_Expr>::value, 1871 void 1872 >::type 1873 operator|=(const _Expr& __v) const; 1874 1875 template <class _Expr> 1876 typename enable_if 1877 < 1878 __is_val_expr<_Expr>::value, 1879 void 1880 >::type 1881 operator<<=(const _Expr& __v) const; 1882 1883 template <class _Expr> 1884 typename enable_if 1885 < 1886 __is_val_expr<_Expr>::value, 1887 void 1888 >::type 1889 operator>>=(const _Expr& __v) const; 1890 1891 const mask_array& operator=(const mask_array& __ma) const; 1892 1893 void operator=(const value_type& __x) const; 1894 1895// mask_array(const mask_array&) = default; 1896// mask_array(mask_array&&) = default; 1897// mask_array& operator=(const mask_array&) = default; 1898// mask_array& operator=(mask_array&&) = default; 1899 1900private: 1901 _LIBCPP_INLINE_VISIBILITY 1902 mask_array(const valarray<bool>& __vb, const valarray<value_type>& __v) 1903 : __vp_(const_cast<value_type*>(__v.__begin_)), 1904 __1d_(static_cast<size_t>(count(__vb.__begin_, __vb.__end_, true))) 1905 { 1906 size_t __j = 0; 1907 for (size_t __i = 0; __i < __vb.size(); ++__i) 1908 if (__vb[__i]) 1909 __1d_[__j++] = __i; 1910 } 1911 1912 template <class> friend class valarray; 1913}; 1914 1915template <class _Tp> 1916template <class _Expr> 1917inline _LIBCPP_INLINE_VISIBILITY 1918typename enable_if 1919< 1920 __is_val_expr<_Expr>::value, 1921 void 1922>::type 1923mask_array<_Tp>::operator=(const _Expr& __v) const 1924{ 1925 size_t __n = __1d_.size(); 1926 for (size_t __i = 0; __i < __n; ++__i) 1927 __vp_[__1d_[__i]] = __v[__i]; 1928} 1929 1930template <class _Tp> 1931template <class _Expr> 1932inline _LIBCPP_INLINE_VISIBILITY 1933typename enable_if 1934< 1935 __is_val_expr<_Expr>::value, 1936 void 1937>::type 1938mask_array<_Tp>::operator*=(const _Expr& __v) const 1939{ 1940 size_t __n = __1d_.size(); 1941 for (size_t __i = 0; __i < __n; ++__i) 1942 __vp_[__1d_[__i]] *= __v[__i]; 1943} 1944 1945template <class _Tp> 1946template <class _Expr> 1947inline _LIBCPP_INLINE_VISIBILITY 1948typename enable_if 1949< 1950 __is_val_expr<_Expr>::value, 1951 void 1952>::type 1953mask_array<_Tp>::operator/=(const _Expr& __v) const 1954{ 1955 size_t __n = __1d_.size(); 1956 for (size_t __i = 0; __i < __n; ++__i) 1957 __vp_[__1d_[__i]] /= __v[__i]; 1958} 1959 1960template <class _Tp> 1961template <class _Expr> 1962inline _LIBCPP_INLINE_VISIBILITY 1963typename enable_if 1964< 1965 __is_val_expr<_Expr>::value, 1966 void 1967>::type 1968mask_array<_Tp>::operator%=(const _Expr& __v) const 1969{ 1970 size_t __n = __1d_.size(); 1971 for (size_t __i = 0; __i < __n; ++__i) 1972 __vp_[__1d_[__i]] %= __v[__i]; 1973} 1974 1975template <class _Tp> 1976template <class _Expr> 1977inline _LIBCPP_INLINE_VISIBILITY 1978typename enable_if 1979< 1980 __is_val_expr<_Expr>::value, 1981 void 1982>::type 1983mask_array<_Tp>::operator+=(const _Expr& __v) const 1984{ 1985 size_t __n = __1d_.size(); 1986 for (size_t __i = 0; __i < __n; ++__i) 1987 __vp_[__1d_[__i]] += __v[__i]; 1988} 1989 1990template <class _Tp> 1991template <class _Expr> 1992inline _LIBCPP_INLINE_VISIBILITY 1993typename enable_if 1994< 1995 __is_val_expr<_Expr>::value, 1996 void 1997>::type 1998mask_array<_Tp>::operator-=(const _Expr& __v) const 1999{ 2000 size_t __n = __1d_.size(); 2001 for (size_t __i = 0; __i < __n; ++__i) 2002 __vp_[__1d_[__i]] -= __v[__i]; 2003} 2004 2005template <class _Tp> 2006template <class _Expr> 2007inline _LIBCPP_INLINE_VISIBILITY 2008typename enable_if 2009< 2010 __is_val_expr<_Expr>::value, 2011 void 2012>::type 2013mask_array<_Tp>::operator^=(const _Expr& __v) const 2014{ 2015 size_t __n = __1d_.size(); 2016 for (size_t __i = 0; __i < __n; ++__i) 2017 __vp_[__1d_[__i]] ^= __v[__i]; 2018} 2019 2020template <class _Tp> 2021template <class _Expr> 2022inline _LIBCPP_INLINE_VISIBILITY 2023typename enable_if 2024< 2025 __is_val_expr<_Expr>::value, 2026 void 2027>::type 2028mask_array<_Tp>::operator&=(const _Expr& __v) const 2029{ 2030 size_t __n = __1d_.size(); 2031 for (size_t __i = 0; __i < __n; ++__i) 2032 __vp_[__1d_[__i]] &= __v[__i]; 2033} 2034 2035template <class _Tp> 2036template <class _Expr> 2037inline _LIBCPP_INLINE_VISIBILITY 2038typename enable_if 2039< 2040 __is_val_expr<_Expr>::value, 2041 void 2042>::type 2043mask_array<_Tp>::operator|=(const _Expr& __v) const 2044{ 2045 size_t __n = __1d_.size(); 2046 for (size_t __i = 0; __i < __n; ++__i) 2047 __vp_[__1d_[__i]] |= __v[__i]; 2048} 2049 2050template <class _Tp> 2051template <class _Expr> 2052inline _LIBCPP_INLINE_VISIBILITY 2053typename enable_if 2054< 2055 __is_val_expr<_Expr>::value, 2056 void 2057>::type 2058mask_array<_Tp>::operator<<=(const _Expr& __v) const 2059{ 2060 size_t __n = __1d_.size(); 2061 for (size_t __i = 0; __i < __n; ++__i) 2062 __vp_[__1d_[__i]] <<= __v[__i]; 2063} 2064 2065template <class _Tp> 2066template <class _Expr> 2067inline _LIBCPP_INLINE_VISIBILITY 2068typename enable_if 2069< 2070 __is_val_expr<_Expr>::value, 2071 void 2072>::type 2073mask_array<_Tp>::operator>>=(const _Expr& __v) const 2074{ 2075 size_t __n = __1d_.size(); 2076 for (size_t __i = 0; __i < __n; ++__i) 2077 __vp_[__1d_[__i]] >>= __v[__i]; 2078} 2079 2080template <class _Tp> 2081inline _LIBCPP_INLINE_VISIBILITY 2082const mask_array<_Tp>& 2083mask_array<_Tp>::operator=(const mask_array& __ma) const 2084{ 2085 size_t __n = __1d_.size(); 2086 for (size_t __i = 0; __i < __n; ++__i) 2087 __vp_[__1d_[__i]] = __ma.__vp_[__1d_[__i]]; 2088} 2089 2090template <class _Tp> 2091inline _LIBCPP_INLINE_VISIBILITY 2092void 2093mask_array<_Tp>::operator=(const value_type& __x) const 2094{ 2095 size_t __n = __1d_.size(); 2096 for (size_t __i = 0; __i < __n; ++__i) 2097 __vp_[__1d_[__i]] = __x; 2098} 2099 2100template <class _ValExpr> 2101class __mask_expr 2102{ 2103 typedef typename remove_reference<_ValExpr>::type _RmExpr; 2104public: 2105 typedef typename _RmExpr::value_type value_type; 2106 typedef value_type result_type; 2107 2108private: 2109 _ValExpr __expr_; 2110 valarray<size_t> __1d_; 2111 2112 _LIBCPP_INLINE_VISIBILITY 2113 __mask_expr(const valarray<bool>& __vb, const _RmExpr& __e) 2114 : __expr_(__e), 2115 __1d_(static_cast<size_t>(count(__vb.__begin_, __vb.__end_, true))) 2116 { 2117 size_t __j = 0; 2118 for (size_t __i = 0; __i < __vb.size(); ++__i) 2119 if (__vb[__i]) 2120 __1d_[__j++] = __i; 2121 } 2122 2123public: 2124 _LIBCPP_INLINE_VISIBILITY 2125 result_type operator[](size_t __i) const 2126 {return __expr_[__1d_[__i]];} 2127 2128 _LIBCPP_INLINE_VISIBILITY 2129 size_t size() const {return __1d_.size();} 2130 2131 template <class> friend class valarray; 2132}; 2133 2134// indirect_array 2135 2136template <class _Tp> 2137class _LIBCPP_TYPE_VIS indirect_array 2138{ 2139public: 2140 typedef _Tp value_type; 2141 2142private: 2143 value_type* __vp_; 2144 valarray<size_t> __1d_; 2145 2146public: 2147 template <class _Expr> 2148 typename enable_if 2149 < 2150 __is_val_expr<_Expr>::value, 2151 void 2152 >::type 2153 operator=(const _Expr& __v) const; 2154 2155 template <class _Expr> 2156 typename enable_if 2157 < 2158 __is_val_expr<_Expr>::value, 2159 void 2160 >::type 2161 operator*=(const _Expr& __v) const; 2162 2163 template <class _Expr> 2164 typename enable_if 2165 < 2166 __is_val_expr<_Expr>::value, 2167 void 2168 >::type 2169 operator/=(const _Expr& __v) const; 2170 2171 template <class _Expr> 2172 typename enable_if 2173 < 2174 __is_val_expr<_Expr>::value, 2175 void 2176 >::type 2177 operator%=(const _Expr& __v) const; 2178 2179 template <class _Expr> 2180 typename enable_if 2181 < 2182 __is_val_expr<_Expr>::value, 2183 void 2184 >::type 2185 operator+=(const _Expr& __v) const; 2186 2187 template <class _Expr> 2188 typename enable_if 2189 < 2190 __is_val_expr<_Expr>::value, 2191 void 2192 >::type 2193 operator-=(const _Expr& __v) const; 2194 2195 template <class _Expr> 2196 typename enable_if 2197 < 2198 __is_val_expr<_Expr>::value, 2199 void 2200 >::type 2201 operator^=(const _Expr& __v) const; 2202 2203 template <class _Expr> 2204 typename enable_if 2205 < 2206 __is_val_expr<_Expr>::value, 2207 void 2208 >::type 2209 operator&=(const _Expr& __v) const; 2210 2211 template <class _Expr> 2212 typename enable_if 2213 < 2214 __is_val_expr<_Expr>::value, 2215 void 2216 >::type 2217 operator|=(const _Expr& __v) const; 2218 2219 template <class _Expr> 2220 typename enable_if 2221 < 2222 __is_val_expr<_Expr>::value, 2223 void 2224 >::type 2225 operator<<=(const _Expr& __v) const; 2226 2227 template <class _Expr> 2228 typename enable_if 2229 < 2230 __is_val_expr<_Expr>::value, 2231 void 2232 >::type 2233 operator>>=(const _Expr& __v) const; 2234 2235 const indirect_array& operator=(const indirect_array& __ia) const; 2236 2237 void operator=(const value_type& __x) const; 2238 2239// indirect_array(const indirect_array&) = default; 2240// indirect_array(indirect_array&&) = default; 2241// indirect_array& operator=(const indirect_array&) = default; 2242// indirect_array& operator=(indirect_array&&) = default; 2243 2244private: 2245 _LIBCPP_INLINE_VISIBILITY 2246 indirect_array(const valarray<size_t>& __ia, const valarray<value_type>& __v) 2247 : __vp_(const_cast<value_type*>(__v.__begin_)), 2248 __1d_(__ia) 2249 {} 2250 2251#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 2252 2253 _LIBCPP_INLINE_VISIBILITY 2254 indirect_array(valarray<size_t>&& __ia, const valarray<value_type>& __v) 2255 : __vp_(const_cast<value_type*>(__v.__begin_)), 2256 __1d_(move(__ia)) 2257 {} 2258 2259#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 2260 2261 template <class> friend class valarray; 2262}; 2263 2264template <class _Tp> 2265template <class _Expr> 2266inline _LIBCPP_INLINE_VISIBILITY 2267typename enable_if 2268< 2269 __is_val_expr<_Expr>::value, 2270 void 2271>::type 2272indirect_array<_Tp>::operator=(const _Expr& __v) const 2273{ 2274 size_t __n = __1d_.size(); 2275 for (size_t __i = 0; __i < __n; ++__i) 2276 __vp_[__1d_[__i]] = __v[__i]; 2277} 2278 2279template <class _Tp> 2280template <class _Expr> 2281inline _LIBCPP_INLINE_VISIBILITY 2282typename enable_if 2283< 2284 __is_val_expr<_Expr>::value, 2285 void 2286>::type 2287indirect_array<_Tp>::operator*=(const _Expr& __v) const 2288{ 2289 size_t __n = __1d_.size(); 2290 for (size_t __i = 0; __i < __n; ++__i) 2291 __vp_[__1d_[__i]] *= __v[__i]; 2292} 2293 2294template <class _Tp> 2295template <class _Expr> 2296inline _LIBCPP_INLINE_VISIBILITY 2297typename enable_if 2298< 2299 __is_val_expr<_Expr>::value, 2300 void 2301>::type 2302indirect_array<_Tp>::operator/=(const _Expr& __v) const 2303{ 2304 size_t __n = __1d_.size(); 2305 for (size_t __i = 0; __i < __n; ++__i) 2306 __vp_[__1d_[__i]] /= __v[__i]; 2307} 2308 2309template <class _Tp> 2310template <class _Expr> 2311inline _LIBCPP_INLINE_VISIBILITY 2312typename enable_if 2313< 2314 __is_val_expr<_Expr>::value, 2315 void 2316>::type 2317indirect_array<_Tp>::operator%=(const _Expr& __v) const 2318{ 2319 size_t __n = __1d_.size(); 2320 for (size_t __i = 0; __i < __n; ++__i) 2321 __vp_[__1d_[__i]] %= __v[__i]; 2322} 2323 2324template <class _Tp> 2325template <class _Expr> 2326inline _LIBCPP_INLINE_VISIBILITY 2327typename enable_if 2328< 2329 __is_val_expr<_Expr>::value, 2330 void 2331>::type 2332indirect_array<_Tp>::operator+=(const _Expr& __v) const 2333{ 2334 size_t __n = __1d_.size(); 2335 for (size_t __i = 0; __i < __n; ++__i) 2336 __vp_[__1d_[__i]] += __v[__i]; 2337} 2338 2339template <class _Tp> 2340template <class _Expr> 2341inline _LIBCPP_INLINE_VISIBILITY 2342typename enable_if 2343< 2344 __is_val_expr<_Expr>::value, 2345 void 2346>::type 2347indirect_array<_Tp>::operator-=(const _Expr& __v) const 2348{ 2349 size_t __n = __1d_.size(); 2350 for (size_t __i = 0; __i < __n; ++__i) 2351 __vp_[__1d_[__i]] -= __v[__i]; 2352} 2353 2354template <class _Tp> 2355template <class _Expr> 2356inline _LIBCPP_INLINE_VISIBILITY 2357typename enable_if 2358< 2359 __is_val_expr<_Expr>::value, 2360 void 2361>::type 2362indirect_array<_Tp>::operator^=(const _Expr& __v) const 2363{ 2364 size_t __n = __1d_.size(); 2365 for (size_t __i = 0; __i < __n; ++__i) 2366 __vp_[__1d_[__i]] ^= __v[__i]; 2367} 2368 2369template <class _Tp> 2370template <class _Expr> 2371inline _LIBCPP_INLINE_VISIBILITY 2372typename enable_if 2373< 2374 __is_val_expr<_Expr>::value, 2375 void 2376>::type 2377indirect_array<_Tp>::operator&=(const _Expr& __v) const 2378{ 2379 size_t __n = __1d_.size(); 2380 for (size_t __i = 0; __i < __n; ++__i) 2381 __vp_[__1d_[__i]] &= __v[__i]; 2382} 2383 2384template <class _Tp> 2385template <class _Expr> 2386inline _LIBCPP_INLINE_VISIBILITY 2387typename enable_if 2388< 2389 __is_val_expr<_Expr>::value, 2390 void 2391>::type 2392indirect_array<_Tp>::operator|=(const _Expr& __v) const 2393{ 2394 size_t __n = __1d_.size(); 2395 for (size_t __i = 0; __i < __n; ++__i) 2396 __vp_[__1d_[__i]] |= __v[__i]; 2397} 2398 2399template <class _Tp> 2400template <class _Expr> 2401inline _LIBCPP_INLINE_VISIBILITY 2402typename enable_if 2403< 2404 __is_val_expr<_Expr>::value, 2405 void 2406>::type 2407indirect_array<_Tp>::operator<<=(const _Expr& __v) const 2408{ 2409 size_t __n = __1d_.size(); 2410 for (size_t __i = 0; __i < __n; ++__i) 2411 __vp_[__1d_[__i]] <<= __v[__i]; 2412} 2413 2414template <class _Tp> 2415template <class _Expr> 2416inline _LIBCPP_INLINE_VISIBILITY 2417typename enable_if 2418< 2419 __is_val_expr<_Expr>::value, 2420 void 2421>::type 2422indirect_array<_Tp>::operator>>=(const _Expr& __v) const 2423{ 2424 size_t __n = __1d_.size(); 2425 for (size_t __i = 0; __i < __n; ++__i) 2426 __vp_[__1d_[__i]] >>= __v[__i]; 2427} 2428 2429template <class _Tp> 2430inline _LIBCPP_INLINE_VISIBILITY 2431const indirect_array<_Tp>& 2432indirect_array<_Tp>::operator=(const indirect_array& __ia) const 2433{ 2434 typedef const size_t* _Ip; 2435 const value_type* __s = __ia.__vp_; 2436 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_, __j = __ia.__1d_.__begin_; 2437 __i != __e; ++__i, ++__j) 2438 __vp_[*__i] = __s[*__j]; 2439 return *this; 2440} 2441 2442template <class _Tp> 2443inline _LIBCPP_INLINE_VISIBILITY 2444void 2445indirect_array<_Tp>::operator=(const value_type& __x) const 2446{ 2447 typedef const size_t* _Ip; 2448 for (_Ip __i = __1d_.__begin_, __e = __1d_.__end_; __i != __e; ++__i) 2449 __vp_[*__i] = __x; 2450} 2451 2452template <class _ValExpr> 2453class __indirect_expr 2454{ 2455 typedef typename remove_reference<_ValExpr>::type _RmExpr; 2456public: 2457 typedef typename _RmExpr::value_type value_type; 2458 typedef value_type result_type; 2459 2460private: 2461 _ValExpr __expr_; 2462 valarray<size_t> __1d_; 2463 2464 _LIBCPP_INLINE_VISIBILITY 2465 __indirect_expr(const valarray<size_t>& __ia, const _RmExpr& __e) 2466 : __expr_(__e), 2467 __1d_(__ia) 2468 {} 2469 2470#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 2471 2472 _LIBCPP_INLINE_VISIBILITY 2473 __indirect_expr(valarray<size_t>&& __ia, const _RmExpr& __e) 2474 : __expr_(__e), 2475 __1d_(move(__ia)) 2476 {} 2477 2478#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 2479 2480public: 2481 _LIBCPP_INLINE_VISIBILITY 2482 result_type operator[](size_t __i) const 2483 {return __expr_[__1d_[__i]];} 2484 2485 _LIBCPP_INLINE_VISIBILITY 2486 size_t size() const {return __1d_.size();} 2487 2488 template <class> friend class _LIBCPP_TYPE_VIS valarray; 2489}; 2490 2491template<class _ValExpr> 2492class __val_expr 2493{ 2494 typedef typename remove_reference<_ValExpr>::type _RmExpr; 2495 2496 _ValExpr __expr_; 2497public: 2498 typedef typename _RmExpr::value_type value_type; 2499 typedef typename _RmExpr::result_type result_type; 2500 2501 _LIBCPP_INLINE_VISIBILITY 2502 explicit __val_expr(const _RmExpr& __e) : __expr_(__e) {} 2503 2504 _LIBCPP_INLINE_VISIBILITY 2505 result_type operator[](size_t __i) const 2506 {return __expr_[__i];} 2507 2508 _LIBCPP_INLINE_VISIBILITY 2509 __val_expr<__slice_expr<_ValExpr> > operator[](slice __s) const 2510 {return __val_expr<__slice_expr<_ValExpr> >(__expr_, __s);} 2511 2512 _LIBCPP_INLINE_VISIBILITY 2513 __val_expr<__indirect_expr<_ValExpr> > operator[](const gslice& __gs) const 2514 {return __val_expr<__indirect_expr<_ValExpr> >(__expr_, __gs.__1d_);} 2515 2516 _LIBCPP_INLINE_VISIBILITY 2517 __val_expr<__mask_expr<_ValExpr> > operator[](const valarray<bool>& __vb) const 2518 {return __val_expr<__mask_expr<_ValExpr> >(__expr_, __vb);} 2519 2520 _LIBCPP_INLINE_VISIBILITY 2521 __val_expr<__indirect_expr<_ValExpr> > operator[](const valarray<size_t>& __vs) const 2522 {return __val_expr<__indirect_expr<_ValExpr> >(__expr_, __vs);} 2523 2524 _LIBCPP_INLINE_VISIBILITY 2525 __val_expr<_UnaryOp<__unary_plus<value_type>, _ValExpr> > 2526 operator+() const 2527 { 2528 typedef _UnaryOp<__unary_plus<value_type>, _ValExpr> _NewExpr; 2529 return __val_expr<_NewExpr>(_NewExpr(__unary_plus<value_type>(), __expr_)); 2530 } 2531 2532 _LIBCPP_INLINE_VISIBILITY 2533 __val_expr<_UnaryOp<negate<value_type>, _ValExpr> > 2534 operator-() const 2535 { 2536 typedef _UnaryOp<negate<value_type>, _ValExpr> _NewExpr; 2537 return __val_expr<_NewExpr>(_NewExpr(negate<value_type>(), __expr_)); 2538 } 2539 2540 _LIBCPP_INLINE_VISIBILITY 2541 __val_expr<_UnaryOp<__bit_not<value_type>, _ValExpr> > 2542 operator~() const 2543 { 2544 typedef _UnaryOp<__bit_not<value_type>, _ValExpr> _NewExpr; 2545 return __val_expr<_NewExpr>(_NewExpr(__bit_not<value_type>(), __expr_)); 2546 } 2547 2548 _LIBCPP_INLINE_VISIBILITY 2549 __val_expr<_UnaryOp<logical_not<value_type>, _ValExpr> > 2550 operator!() const 2551 { 2552 typedef _UnaryOp<logical_not<value_type>, _ValExpr> _NewExpr; 2553 return __val_expr<_NewExpr>(_NewExpr(logical_not<value_type>(), __expr_)); 2554 } 2555 2556 operator valarray<result_type>() const; 2557 2558 _LIBCPP_INLINE_VISIBILITY 2559 size_t size() const {return __expr_.size();} 2560 2561 _LIBCPP_INLINE_VISIBILITY 2562 result_type sum() const 2563 { 2564 size_t __n = __expr_.size(); 2565 result_type __r = __n ? __expr_[0] : result_type(); 2566 for (size_t __i = 1; __i < __n; ++__i) 2567 __r += __expr_[__i]; 2568 return __r; 2569 } 2570 2571 _LIBCPP_INLINE_VISIBILITY 2572 result_type min() const 2573 { 2574 size_t __n = size(); 2575 result_type __r = __n ? (*this)[0] : result_type(); 2576 for (size_t __i = 1; __i < __n; ++__i) 2577 { 2578 result_type __x = __expr_[__i]; 2579 if (__x < __r) 2580 __r = __x; 2581 } 2582 return __r; 2583 } 2584 2585 _LIBCPP_INLINE_VISIBILITY 2586 result_type max() const 2587 { 2588 size_t __n = size(); 2589 result_type __r = __n ? (*this)[0] : result_type(); 2590 for (size_t __i = 1; __i < __n; ++__i) 2591 { 2592 result_type __x = __expr_[__i]; 2593 if (__r < __x) 2594 __r = __x; 2595 } 2596 return __r; 2597 } 2598 2599 _LIBCPP_INLINE_VISIBILITY 2600 __val_expr<__shift_expr<_ValExpr> > shift (int __i) const 2601 {return __val_expr<__shift_expr<_ValExpr> >(__shift_expr<_ValExpr>(__i, __expr_));} 2602 2603 _LIBCPP_INLINE_VISIBILITY 2604 __val_expr<__cshift_expr<_ValExpr> > cshift(int __i) const 2605 {return __val_expr<__cshift_expr<_ValExpr> >(__cshift_expr<_ValExpr>(__i, __expr_));} 2606 2607 _LIBCPP_INLINE_VISIBILITY 2608 __val_expr<_UnaryOp<__apply_expr<value_type, value_type(*)(value_type)>, _ValExpr> > 2609 apply(value_type __f(value_type)) const 2610 { 2611 typedef __apply_expr<value_type, value_type(*)(value_type)> _Op; 2612 typedef _UnaryOp<_Op, _ValExpr> _NewExpr; 2613 return __val_expr<_NewExpr>(_NewExpr(_Op(__f), __expr_)); 2614 } 2615 2616 _LIBCPP_INLINE_VISIBILITY 2617 __val_expr<_UnaryOp<__apply_expr<value_type, value_type(*)(const value_type&)>, _ValExpr> > 2618 apply(value_type __f(const value_type&)) const 2619 { 2620 typedef __apply_expr<value_type, value_type(*)(const value_type&)> _Op; 2621 typedef _UnaryOp<_Op, _ValExpr> _NewExpr; 2622 return __val_expr<_NewExpr>(_NewExpr(_Op(__f), __expr_)); 2623 } 2624}; 2625 2626template<class _ValExpr> 2627__val_expr<_ValExpr>::operator valarray<result_type>() const 2628{ 2629 valarray<result_type> __r; 2630 size_t __n = __expr_.size(); 2631 if (__n) 2632 { 2633 __r.__begin_ = 2634 __r.__end_ = 2635 static_cast<result_type*>(::operator new(__n * sizeof(result_type))); 2636 for (size_t __i = 0; __i != __n; ++__r.__end_, ++__i) 2637 ::new (__r.__end_) result_type(__expr_[__i]); 2638 } 2639 return __r; 2640} 2641 2642// valarray 2643 2644template <class _Tp> 2645inline _LIBCPP_INLINE_VISIBILITY 2646valarray<_Tp>::valarray(size_t __n) 2647 : __begin_(0), 2648 __end_(0) 2649{ 2650 resize(__n); 2651} 2652 2653template <class _Tp> 2654inline _LIBCPP_INLINE_VISIBILITY 2655valarray<_Tp>::valarray(const value_type& __x, size_t __n) 2656 : __begin_(0), 2657 __end_(0) 2658{ 2659 resize(__n, __x); 2660} 2661 2662template <class _Tp> 2663valarray<_Tp>::valarray(const value_type* __p, size_t __n) 2664 : __begin_(0), 2665 __end_(0) 2666{ 2667 if (__n) 2668 { 2669 __begin_ = __end_ = static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 2670#ifndef _LIBCPP_NO_EXCEPTIONS 2671 try 2672 { 2673#endif // _LIBCPP_NO_EXCEPTIONS 2674 for (; __n; ++__end_, ++__p, --__n) 2675 ::new (__end_) value_type(*__p); 2676#ifndef _LIBCPP_NO_EXCEPTIONS 2677 } 2678 catch (...) 2679 { 2680 resize(0); 2681 throw; 2682 } 2683#endif // _LIBCPP_NO_EXCEPTIONS 2684 } 2685} 2686 2687template <class _Tp> 2688valarray<_Tp>::valarray(const valarray& __v) 2689 : __begin_(0), 2690 __end_(0) 2691{ 2692 if (__v.size()) 2693 { 2694 __begin_ = __end_ = static_cast<value_type*>(::operator new(__v.size() * sizeof(value_type))); 2695#ifndef _LIBCPP_NO_EXCEPTIONS 2696 try 2697 { 2698#endif // _LIBCPP_NO_EXCEPTIONS 2699 for (value_type* __p = __v.__begin_; __p != __v.__end_; ++__end_, ++__p) 2700 ::new (__end_) value_type(*__p); 2701#ifndef _LIBCPP_NO_EXCEPTIONS 2702 } 2703 catch (...) 2704 { 2705 resize(0); 2706 throw; 2707 } 2708#endif // _LIBCPP_NO_EXCEPTIONS 2709 } 2710} 2711 2712#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 2713 2714template <class _Tp> 2715inline _LIBCPP_INLINE_VISIBILITY 2716valarray<_Tp>::valarray(valarray&& __v) _NOEXCEPT 2717 : __begin_(__v.__begin_), 2718 __end_(__v.__end_) 2719{ 2720 __v.__begin_ = __v.__end_ = nullptr; 2721} 2722 2723#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 2724 2725#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2726 2727template <class _Tp> 2728valarray<_Tp>::valarray(initializer_list<value_type> __il) 2729 : __begin_(0), 2730 __end_(0) 2731{ 2732 size_t __n = __il.size(); 2733 if (__n) 2734 { 2735 __begin_ = __end_ = static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 2736#ifndef _LIBCPP_NO_EXCEPTIONS 2737 try 2738 { 2739#endif // _LIBCPP_NO_EXCEPTIONS 2740 for (const value_type* __p = __il.begin(); __n; ++__end_, ++__p, --__n) 2741 ::new (__end_) value_type(*__p); 2742#ifndef _LIBCPP_NO_EXCEPTIONS 2743 } 2744 catch (...) 2745 { 2746 resize(0); 2747 throw; 2748 } 2749#endif // _LIBCPP_NO_EXCEPTIONS 2750 } 2751} 2752 2753#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2754 2755template <class _Tp> 2756valarray<_Tp>::valarray(const slice_array<value_type>& __sa) 2757 : __begin_(0), 2758 __end_(0) 2759{ 2760 size_t __n = __sa.__size_; 2761 if (__n) 2762 { 2763 __begin_ = __end_ = static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 2764#ifndef _LIBCPP_NO_EXCEPTIONS 2765 try 2766 { 2767#endif // _LIBCPP_NO_EXCEPTIONS 2768 for (const value_type* __p = __sa.__vp_; __n; ++__end_, __p += __sa.__stride_, --__n) 2769 ::new (__end_) value_type(*__p); 2770#ifndef _LIBCPP_NO_EXCEPTIONS 2771 } 2772 catch (...) 2773 { 2774 resize(0); 2775 throw; 2776 } 2777#endif // _LIBCPP_NO_EXCEPTIONS 2778 } 2779} 2780 2781template <class _Tp> 2782valarray<_Tp>::valarray(const gslice_array<value_type>& __ga) 2783 : __begin_(0), 2784 __end_(0) 2785{ 2786 size_t __n = __ga.__1d_.size(); 2787 if (__n) 2788 { 2789 __begin_ = __end_ = static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 2790#ifndef _LIBCPP_NO_EXCEPTIONS 2791 try 2792 { 2793#endif // _LIBCPP_NO_EXCEPTIONS 2794 typedef const size_t* _Ip; 2795 const value_type* __s = __ga.__vp_; 2796 for (_Ip __i = __ga.__1d_.__begin_, __e = __ga.__1d_.__end_; 2797 __i != __e; ++__i, ++__end_) 2798 ::new (__end_) value_type(__s[*__i]); 2799#ifndef _LIBCPP_NO_EXCEPTIONS 2800 } 2801 catch (...) 2802 { 2803 resize(0); 2804 throw; 2805 } 2806#endif // _LIBCPP_NO_EXCEPTIONS 2807 } 2808} 2809 2810template <class _Tp> 2811valarray<_Tp>::valarray(const mask_array<value_type>& __ma) 2812 : __begin_(0), 2813 __end_(0) 2814{ 2815 size_t __n = __ma.__1d_.size(); 2816 if (__n) 2817 { 2818 __begin_ = __end_ = static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 2819#ifndef _LIBCPP_NO_EXCEPTIONS 2820 try 2821 { 2822#endif // _LIBCPP_NO_EXCEPTIONS 2823 typedef const size_t* _Ip; 2824 const value_type* __s = __ma.__vp_; 2825 for (_Ip __i = __ma.__1d_.__begin_, __e = __ma.__1d_.__end_; 2826 __i != __e; ++__i, ++__end_) 2827 ::new (__end_) value_type(__s[*__i]); 2828#ifndef _LIBCPP_NO_EXCEPTIONS 2829 } 2830 catch (...) 2831 { 2832 resize(0); 2833 throw; 2834 } 2835#endif // _LIBCPP_NO_EXCEPTIONS 2836 } 2837} 2838 2839template <class _Tp> 2840valarray<_Tp>::valarray(const indirect_array<value_type>& __ia) 2841 : __begin_(0), 2842 __end_(0) 2843{ 2844 size_t __n = __ia.__1d_.size(); 2845 if (__n) 2846 { 2847 __begin_ = __end_ = static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 2848#ifndef _LIBCPP_NO_EXCEPTIONS 2849 try 2850 { 2851#endif // _LIBCPP_NO_EXCEPTIONS 2852 typedef const size_t* _Ip; 2853 const value_type* __s = __ia.__vp_; 2854 for (_Ip __i = __ia.__1d_.__begin_, __e = __ia.__1d_.__end_; 2855 __i != __e; ++__i, ++__end_) 2856 ::new (__end_) value_type(__s[*__i]); 2857#ifndef _LIBCPP_NO_EXCEPTIONS 2858 } 2859 catch (...) 2860 { 2861 resize(0); 2862 throw; 2863 } 2864#endif // _LIBCPP_NO_EXCEPTIONS 2865 } 2866} 2867 2868template <class _Tp> 2869inline _LIBCPP_INLINE_VISIBILITY 2870valarray<_Tp>::~valarray() 2871{ 2872 resize(0); 2873} 2874 2875template <class _Tp> 2876valarray<_Tp>& 2877valarray<_Tp>::operator=(const valarray& __v) 2878{ 2879 if (this != &__v) 2880 { 2881 if (size() != __v.size()) 2882 resize(__v.size()); 2883 _VSTD::copy(__v.__begin_, __v.__end_, __begin_); 2884 } 2885 return *this; 2886} 2887 2888#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 2889 2890template <class _Tp> 2891inline _LIBCPP_INLINE_VISIBILITY 2892valarray<_Tp>& 2893valarray<_Tp>::operator=(valarray&& __v) _NOEXCEPT 2894{ 2895 resize(0); 2896 __begin_ = __v.__begin_; 2897 __end_ = __v.__end_; 2898 __v.__begin_ = nullptr; 2899 __v.__end_ = nullptr; 2900 return *this; 2901} 2902 2903#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 2904 2905#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2906 2907template <class _Tp> 2908inline _LIBCPP_INLINE_VISIBILITY 2909valarray<_Tp>& 2910valarray<_Tp>::operator=(initializer_list<value_type> __il) 2911{ 2912 if (size() != __il.size()) 2913 resize(__il.size()); 2914 _VSTD::copy(__il.begin(), __il.end(), __begin_); 2915 return *this; 2916} 2917 2918#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 2919 2920template <class _Tp> 2921inline _LIBCPP_INLINE_VISIBILITY 2922valarray<_Tp>& 2923valarray<_Tp>::operator=(const value_type& __x) 2924{ 2925 _VSTD::fill(__begin_, __end_, __x); 2926 return *this; 2927} 2928 2929template <class _Tp> 2930inline _LIBCPP_INLINE_VISIBILITY 2931valarray<_Tp>& 2932valarray<_Tp>::operator=(const slice_array<value_type>& __sa) 2933{ 2934 value_type* __t = __begin_; 2935 const value_type* __s = __sa.__vp_; 2936 for (size_t __n = __sa.__size_; __n; --__n, __s += __sa.__stride_, ++__t) 2937 *__t = *__s; 2938 return *this; 2939} 2940 2941template <class _Tp> 2942inline _LIBCPP_INLINE_VISIBILITY 2943valarray<_Tp>& 2944valarray<_Tp>::operator=(const gslice_array<value_type>& __ga) 2945{ 2946 typedef const size_t* _Ip; 2947 value_type* __t = __begin_; 2948 const value_type* __s = __ga.__vp_; 2949 for (_Ip __i = __ga.__1d_.__begin_, __e = __ga.__1d_.__end_; 2950 __i != __e; ++__i, ++__t) 2951 *__t = __s[*__i]; 2952 return *this; 2953} 2954 2955template <class _Tp> 2956inline _LIBCPP_INLINE_VISIBILITY 2957valarray<_Tp>& 2958valarray<_Tp>::operator=(const mask_array<value_type>& __ma) 2959{ 2960 typedef const size_t* _Ip; 2961 value_type* __t = __begin_; 2962 const value_type* __s = __ma.__vp_; 2963 for (_Ip __i = __ma.__1d_.__begin_, __e = __ma.__1d_.__end_; 2964 __i != __e; ++__i, ++__t) 2965 *__t = __s[*__i]; 2966 return *this; 2967} 2968 2969template <class _Tp> 2970inline _LIBCPP_INLINE_VISIBILITY 2971valarray<_Tp>& 2972valarray<_Tp>::operator=(const indirect_array<value_type>& __ia) 2973{ 2974 typedef const size_t* _Ip; 2975 value_type* __t = __begin_; 2976 const value_type* __s = __ia.__vp_; 2977 for (_Ip __i = __ia.__1d_.__begin_, __e = __ia.__1d_.__end_; 2978 __i != __e; ++__i, ++__t) 2979 *__t = __s[*__i]; 2980 return *this; 2981} 2982 2983template <class _Tp> 2984template <class _ValExpr> 2985inline _LIBCPP_INLINE_VISIBILITY 2986valarray<_Tp>& 2987valarray<_Tp>::operator=(const __val_expr<_ValExpr>& __v) 2988{ 2989 size_t __n = __v.size(); 2990 if (size() != __n) 2991 resize(__n); 2992 value_type* __t = __begin_; 2993 for (size_t __i = 0; __i != __n; ++__t, ++__i) 2994 *__t = result_type(__v[__i]); 2995 return *this; 2996} 2997 2998template <class _Tp> 2999inline _LIBCPP_INLINE_VISIBILITY 3000__val_expr<__slice_expr<const valarray<_Tp>&> > 3001valarray<_Tp>::operator[](slice __s) const 3002{ 3003 return __val_expr<__slice_expr<const valarray&> >(__slice_expr<const valarray&>(__s, *this)); 3004} 3005 3006template <class _Tp> 3007inline _LIBCPP_INLINE_VISIBILITY 3008slice_array<_Tp> 3009valarray<_Tp>::operator[](slice __s) 3010{ 3011 return slice_array<value_type>(__s, *this); 3012} 3013 3014template <class _Tp> 3015inline _LIBCPP_INLINE_VISIBILITY 3016__val_expr<__indirect_expr<const valarray<_Tp>&> > 3017valarray<_Tp>::operator[](const gslice& __gs) const 3018{ 3019 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(__gs.__1d_, *this)); 3020} 3021 3022template <class _Tp> 3023inline _LIBCPP_INLINE_VISIBILITY 3024gslice_array<_Tp> 3025valarray<_Tp>::operator[](const gslice& __gs) 3026{ 3027 return gslice_array<value_type>(__gs, *this); 3028} 3029 3030#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 3031 3032template <class _Tp> 3033inline _LIBCPP_INLINE_VISIBILITY 3034__val_expr<__indirect_expr<const valarray<_Tp>&> > 3035valarray<_Tp>::operator[](gslice&& __gs) const 3036{ 3037 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(move(__gs.__1d_), *this)); 3038} 3039 3040template <class _Tp> 3041inline _LIBCPP_INLINE_VISIBILITY 3042gslice_array<_Tp> 3043valarray<_Tp>::operator[](gslice&& __gs) 3044{ 3045 return gslice_array<value_type>(move(__gs), *this); 3046} 3047 3048#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 3049 3050template <class _Tp> 3051inline _LIBCPP_INLINE_VISIBILITY 3052__val_expr<__mask_expr<const valarray<_Tp>&> > 3053valarray<_Tp>::operator[](const valarray<bool>& __vb) const 3054{ 3055 return __val_expr<__mask_expr<const valarray&> >(__mask_expr<const valarray&>(__vb, *this)); 3056} 3057 3058template <class _Tp> 3059inline _LIBCPP_INLINE_VISIBILITY 3060mask_array<_Tp> 3061valarray<_Tp>::operator[](const valarray<bool>& __vb) 3062{ 3063 return mask_array<value_type>(__vb, *this); 3064} 3065 3066#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 3067 3068template <class _Tp> 3069inline _LIBCPP_INLINE_VISIBILITY 3070__val_expr<__mask_expr<const valarray<_Tp>&> > 3071valarray<_Tp>::operator[](valarray<bool>&& __vb) const 3072{ 3073 return __val_expr<__mask_expr<const valarray&> >(__mask_expr<const valarray&>(move(__vb), *this)); 3074} 3075 3076template <class _Tp> 3077inline _LIBCPP_INLINE_VISIBILITY 3078mask_array<_Tp> 3079valarray<_Tp>::operator[](valarray<bool>&& __vb) 3080{ 3081 return mask_array<value_type>(move(__vb), *this); 3082} 3083 3084#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 3085 3086template <class _Tp> 3087inline _LIBCPP_INLINE_VISIBILITY 3088__val_expr<__indirect_expr<const valarray<_Tp>&> > 3089valarray<_Tp>::operator[](const valarray<size_t>& __vs) const 3090{ 3091 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(__vs, *this)); 3092} 3093 3094template <class _Tp> 3095inline _LIBCPP_INLINE_VISIBILITY 3096indirect_array<_Tp> 3097valarray<_Tp>::operator[](const valarray<size_t>& __vs) 3098{ 3099 return indirect_array<value_type>(__vs, *this); 3100} 3101 3102#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 3103 3104template <class _Tp> 3105inline _LIBCPP_INLINE_VISIBILITY 3106__val_expr<__indirect_expr<const valarray<_Tp>&> > 3107valarray<_Tp>::operator[](valarray<size_t>&& __vs) const 3108{ 3109 return __val_expr<__indirect_expr<const valarray&> >(__indirect_expr<const valarray&>(move(__vs), *this)); 3110} 3111 3112template <class _Tp> 3113inline _LIBCPP_INLINE_VISIBILITY 3114indirect_array<_Tp> 3115valarray<_Tp>::operator[](valarray<size_t>&& __vs) 3116{ 3117 return indirect_array<value_type>(move(__vs), *this); 3118} 3119 3120#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 3121 3122template <class _Tp> 3123valarray<_Tp> 3124valarray<_Tp>::operator+() const 3125{ 3126 valarray<value_type> __r; 3127 size_t __n = size(); 3128 if (__n) 3129 { 3130 __r.__begin_ = 3131 __r.__end_ = 3132 static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3133 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3134 ::new (__r.__end_) value_type(+*__p); 3135 } 3136 return __r; 3137} 3138 3139template <class _Tp> 3140valarray<_Tp> 3141valarray<_Tp>::operator-() const 3142{ 3143 valarray<value_type> __r; 3144 size_t __n = size(); 3145 if (__n) 3146 { 3147 __r.__begin_ = 3148 __r.__end_ = 3149 static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3150 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3151 ::new (__r.__end_) value_type(-*__p); 3152 } 3153 return __r; 3154} 3155 3156template <class _Tp> 3157valarray<_Tp> 3158valarray<_Tp>::operator~() const 3159{ 3160 valarray<value_type> __r; 3161 size_t __n = size(); 3162 if (__n) 3163 { 3164 __r.__begin_ = 3165 __r.__end_ = 3166 static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3167 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3168 ::new (__r.__end_) value_type(~*__p); 3169 } 3170 return __r; 3171} 3172 3173template <class _Tp> 3174valarray<bool> 3175valarray<_Tp>::operator!() const 3176{ 3177 valarray<bool> __r; 3178 size_t __n = size(); 3179 if (__n) 3180 { 3181 __r.__begin_ = 3182 __r.__end_ = 3183 static_cast<bool*>(::operator new(__n * sizeof(bool))); 3184 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3185 ::new (__r.__end_) bool(!*__p); 3186 } 3187 return __r; 3188} 3189 3190template <class _Tp> 3191inline _LIBCPP_INLINE_VISIBILITY 3192valarray<_Tp>& 3193valarray<_Tp>::operator*=(const value_type& __x) 3194{ 3195 for (value_type* __p = __begin_; __p != __end_; ++__p) 3196 *__p *= __x; 3197 return *this; 3198} 3199 3200template <class _Tp> 3201inline _LIBCPP_INLINE_VISIBILITY 3202valarray<_Tp>& 3203valarray<_Tp>::operator/=(const value_type& __x) 3204{ 3205 for (value_type* __p = __begin_; __p != __end_; ++__p) 3206 *__p /= __x; 3207 return *this; 3208} 3209 3210template <class _Tp> 3211inline _LIBCPP_INLINE_VISIBILITY 3212valarray<_Tp>& 3213valarray<_Tp>::operator%=(const value_type& __x) 3214{ 3215 for (value_type* __p = __begin_; __p != __end_; ++__p) 3216 *__p %= __x; 3217 return *this; 3218} 3219 3220template <class _Tp> 3221inline _LIBCPP_INLINE_VISIBILITY 3222valarray<_Tp>& 3223valarray<_Tp>::operator+=(const value_type& __x) 3224{ 3225 for (value_type* __p = __begin_; __p != __end_; ++__p) 3226 *__p += __x; 3227 return *this; 3228} 3229 3230template <class _Tp> 3231inline _LIBCPP_INLINE_VISIBILITY 3232valarray<_Tp>& 3233valarray<_Tp>::operator-=(const value_type& __x) 3234{ 3235 for (value_type* __p = __begin_; __p != __end_; ++__p) 3236 *__p -= __x; 3237 return *this; 3238} 3239 3240template <class _Tp> 3241inline _LIBCPP_INLINE_VISIBILITY 3242valarray<_Tp>& 3243valarray<_Tp>::operator^=(const value_type& __x) 3244{ 3245 for (value_type* __p = __begin_; __p != __end_; ++__p) 3246 *__p ^= __x; 3247 return *this; 3248} 3249 3250template <class _Tp> 3251inline _LIBCPP_INLINE_VISIBILITY 3252valarray<_Tp>& 3253valarray<_Tp>::operator&=(const value_type& __x) 3254{ 3255 for (value_type* __p = __begin_; __p != __end_; ++__p) 3256 *__p &= __x; 3257 return *this; 3258} 3259 3260template <class _Tp> 3261inline _LIBCPP_INLINE_VISIBILITY 3262valarray<_Tp>& 3263valarray<_Tp>::operator|=(const value_type& __x) 3264{ 3265 for (value_type* __p = __begin_; __p != __end_; ++__p) 3266 *__p |= __x; 3267 return *this; 3268} 3269 3270template <class _Tp> 3271inline _LIBCPP_INLINE_VISIBILITY 3272valarray<_Tp>& 3273valarray<_Tp>::operator<<=(const value_type& __x) 3274{ 3275 for (value_type* __p = __begin_; __p != __end_; ++__p) 3276 *__p <<= __x; 3277 return *this; 3278} 3279 3280template <class _Tp> 3281inline _LIBCPP_INLINE_VISIBILITY 3282valarray<_Tp>& 3283valarray<_Tp>::operator>>=(const value_type& __x) 3284{ 3285 for (value_type* __p = __begin_; __p != __end_; ++__p) 3286 *__p >>= __x; 3287 return *this; 3288} 3289 3290template <class _Tp> 3291template <class _Expr> 3292inline _LIBCPP_INLINE_VISIBILITY 3293typename enable_if 3294< 3295 __is_val_expr<_Expr>::value, 3296 valarray<_Tp>& 3297>::type 3298valarray<_Tp>::operator*=(const _Expr& __v) 3299{ 3300 size_t __i = 0; 3301 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3302 *__t *= __v[__i]; 3303 return *this; 3304} 3305 3306template <class _Tp> 3307template <class _Expr> 3308inline _LIBCPP_INLINE_VISIBILITY 3309typename enable_if 3310< 3311 __is_val_expr<_Expr>::value, 3312 valarray<_Tp>& 3313>::type 3314valarray<_Tp>::operator/=(const _Expr& __v) 3315{ 3316 size_t __i = 0; 3317 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3318 *__t /= __v[__i]; 3319 return *this; 3320} 3321 3322template <class _Tp> 3323template <class _Expr> 3324inline _LIBCPP_INLINE_VISIBILITY 3325typename enable_if 3326< 3327 __is_val_expr<_Expr>::value, 3328 valarray<_Tp>& 3329>::type 3330valarray<_Tp>::operator%=(const _Expr& __v) 3331{ 3332 size_t __i = 0; 3333 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3334 *__t %= __v[__i]; 3335 return *this; 3336} 3337 3338template <class _Tp> 3339template <class _Expr> 3340inline _LIBCPP_INLINE_VISIBILITY 3341typename enable_if 3342< 3343 __is_val_expr<_Expr>::value, 3344 valarray<_Tp>& 3345>::type 3346valarray<_Tp>::operator+=(const _Expr& __v) 3347{ 3348 size_t __i = 0; 3349 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3350 *__t += __v[__i]; 3351 return *this; 3352} 3353 3354template <class _Tp> 3355template <class _Expr> 3356inline _LIBCPP_INLINE_VISIBILITY 3357typename enable_if 3358< 3359 __is_val_expr<_Expr>::value, 3360 valarray<_Tp>& 3361>::type 3362valarray<_Tp>::operator-=(const _Expr& __v) 3363{ 3364 size_t __i = 0; 3365 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3366 *__t -= __v[__i]; 3367 return *this; 3368} 3369 3370template <class _Tp> 3371template <class _Expr> 3372inline _LIBCPP_INLINE_VISIBILITY 3373typename enable_if 3374< 3375 __is_val_expr<_Expr>::value, 3376 valarray<_Tp>& 3377>::type 3378valarray<_Tp>::operator^=(const _Expr& __v) 3379{ 3380 size_t __i = 0; 3381 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3382 *__t ^= __v[__i]; 3383 return *this; 3384} 3385 3386template <class _Tp> 3387template <class _Expr> 3388inline _LIBCPP_INLINE_VISIBILITY 3389typename enable_if 3390< 3391 __is_val_expr<_Expr>::value, 3392 valarray<_Tp>& 3393>::type 3394valarray<_Tp>::operator|=(const _Expr& __v) 3395{ 3396 size_t __i = 0; 3397 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3398 *__t |= __v[__i]; 3399 return *this; 3400} 3401 3402template <class _Tp> 3403template <class _Expr> 3404inline _LIBCPP_INLINE_VISIBILITY 3405typename enable_if 3406< 3407 __is_val_expr<_Expr>::value, 3408 valarray<_Tp>& 3409>::type 3410valarray<_Tp>::operator&=(const _Expr& __v) 3411{ 3412 size_t __i = 0; 3413 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3414 *__t &= __v[__i]; 3415 return *this; 3416} 3417 3418template <class _Tp> 3419template <class _Expr> 3420inline _LIBCPP_INLINE_VISIBILITY 3421typename enable_if 3422< 3423 __is_val_expr<_Expr>::value, 3424 valarray<_Tp>& 3425>::type 3426valarray<_Tp>::operator<<=(const _Expr& __v) 3427{ 3428 size_t __i = 0; 3429 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3430 *__t <<= __v[__i]; 3431 return *this; 3432} 3433 3434template <class _Tp> 3435template <class _Expr> 3436inline _LIBCPP_INLINE_VISIBILITY 3437typename enable_if 3438< 3439 __is_val_expr<_Expr>::value, 3440 valarray<_Tp>& 3441>::type 3442valarray<_Tp>::operator>>=(const _Expr& __v) 3443{ 3444 size_t __i = 0; 3445 for (value_type* __t = __begin_; __t != __end_ ; ++__t, ++__i) 3446 *__t >>= __v[__i]; 3447 return *this; 3448} 3449 3450template <class _Tp> 3451inline _LIBCPP_INLINE_VISIBILITY 3452void 3453valarray<_Tp>::swap(valarray& __v) _NOEXCEPT 3454{ 3455 _VSTD::swap(__begin_, __v.__begin_); 3456 _VSTD::swap(__end_, __v.__end_); 3457} 3458 3459template <class _Tp> 3460inline _LIBCPP_INLINE_VISIBILITY 3461_Tp 3462valarray<_Tp>::sum() const 3463{ 3464 if (__begin_ == __end_) 3465 return value_type(); 3466 const value_type* __p = __begin_; 3467 _Tp __r = *__p; 3468 for (++__p; __p != __end_; ++__p) 3469 __r += *__p; 3470 return __r; 3471} 3472 3473template <class _Tp> 3474inline _LIBCPP_INLINE_VISIBILITY 3475_Tp 3476valarray<_Tp>::min() const 3477{ 3478 if (__begin_ == __end_) 3479 return value_type(); 3480 return *_VSTD::min_element(__begin_, __end_); 3481} 3482 3483template <class _Tp> 3484inline _LIBCPP_INLINE_VISIBILITY 3485_Tp 3486valarray<_Tp>::max() const 3487{ 3488 if (__begin_ == __end_) 3489 return value_type(); 3490 return *_VSTD::max_element(__begin_, __end_); 3491} 3492 3493template <class _Tp> 3494valarray<_Tp> 3495valarray<_Tp>::shift(int __i) const 3496{ 3497 valarray<value_type> __r; 3498 size_t __n = size(); 3499 if (__n) 3500 { 3501 __r.__begin_ = 3502 __r.__end_ = 3503 static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3504 const value_type* __sb; 3505 value_type* __tb; 3506 value_type* __te; 3507 if (__i >= 0) 3508 { 3509 __i = _VSTD::min(__i, static_cast<int>(__n)); 3510 __sb = __begin_ + __i; 3511 __tb = __r.__begin_; 3512 __te = __r.__begin_ + (__n - __i); 3513 } 3514 else 3515 { 3516 __i = _VSTD::min(-__i, static_cast<int>(__n)); 3517 __sb = __begin_; 3518 __tb = __r.__begin_ + __i; 3519 __te = __r.__begin_ + __n; 3520 } 3521 for (; __r.__end_ != __tb; ++__r.__end_) 3522 ::new (__r.__end_) value_type(); 3523 for (; __r.__end_ != __te; ++__r.__end_, ++__sb) 3524 ::new (__r.__end_) value_type(*__sb); 3525 for (__te = __r.__begin_ + __n; __r.__end_ != __te; ++__r.__end_) 3526 ::new (__r.__end_) value_type(); 3527 } 3528 return __r; 3529} 3530 3531template <class _Tp> 3532valarray<_Tp> 3533valarray<_Tp>::cshift(int __i) const 3534{ 3535 valarray<value_type> __r; 3536 size_t __n = size(); 3537 if (__n) 3538 { 3539 __r.__begin_ = 3540 __r.__end_ = 3541 static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3542 __i %= static_cast<int>(__n); 3543 const value_type* __m = __i >= 0 ? __begin_ + __i : __end_ + __i; 3544 for (const value_type* __s = __m; __s != __end_; ++__r.__end_, ++__s) 3545 ::new (__r.__end_) value_type(*__s); 3546 for (const value_type* __s = __begin_; __s != __m; ++__r.__end_, ++__s) 3547 ::new (__r.__end_) value_type(*__s); 3548 } 3549 return __r; 3550} 3551 3552template <class _Tp> 3553valarray<_Tp> 3554valarray<_Tp>::apply(value_type __f(value_type)) const 3555{ 3556 valarray<value_type> __r; 3557 size_t __n = size(); 3558 if (__n) 3559 { 3560 __r.__begin_ = 3561 __r.__end_ = 3562 static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3563 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3564 ::new (__r.__end_) value_type(__f(*__p)); 3565 } 3566 return __r; 3567} 3568 3569template <class _Tp> 3570valarray<_Tp> 3571valarray<_Tp>::apply(value_type __f(const value_type&)) const 3572{ 3573 valarray<value_type> __r; 3574 size_t __n = size(); 3575 if (__n) 3576 { 3577 __r.__begin_ = 3578 __r.__end_ = 3579 static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3580 for (const value_type* __p = __begin_; __n; ++__r.__end_, ++__p, --__n) 3581 ::new (__r.__end_) value_type(__f(*__p)); 3582 } 3583 return __r; 3584} 3585 3586template <class _Tp> 3587void 3588valarray<_Tp>::resize(size_t __n, value_type __x) 3589{ 3590 if (__begin_ != nullptr) 3591 { 3592 while (__end_ != __begin_) 3593 (--__end_)->~value_type(); 3594 ::operator delete(__begin_); 3595 __begin_ = __end_ = nullptr; 3596 } 3597 if (__n) 3598 { 3599 __begin_ = __end_ = static_cast<value_type*>(::operator new(__n * sizeof(value_type))); 3600#ifndef _LIBCPP_NO_EXCEPTIONS 3601 try 3602 { 3603#endif // _LIBCPP_NO_EXCEPTIONS 3604 for (; __n; --__n, ++__end_) 3605 ::new (__end_) value_type(__x); 3606#ifndef _LIBCPP_NO_EXCEPTIONS 3607 } 3608 catch (...) 3609 { 3610 resize(0); 3611 throw; 3612 } 3613#endif // _LIBCPP_NO_EXCEPTIONS 3614 } 3615} 3616 3617template<class _Tp> 3618inline _LIBCPP_INLINE_VISIBILITY 3619void 3620swap(valarray<_Tp>& __x, valarray<_Tp>& __y) _NOEXCEPT 3621{ 3622 __x.swap(__y); 3623} 3624 3625template<class _Expr1, class _Expr2> 3626inline _LIBCPP_INLINE_VISIBILITY 3627typename enable_if 3628< 3629 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3630 __val_expr<_BinaryOp<multiplies<typename _Expr1::value_type>, _Expr1, _Expr2> > 3631>::type 3632operator*(const _Expr1& __x, const _Expr2& __y) 3633{ 3634 typedef typename _Expr1::value_type value_type; 3635 typedef _BinaryOp<multiplies<value_type>, _Expr1, _Expr2> _Op; 3636 return __val_expr<_Op>(_Op(multiplies<value_type>(), __x, __y)); 3637} 3638 3639template<class _Expr> 3640inline _LIBCPP_INLINE_VISIBILITY 3641typename enable_if 3642< 3643 __is_val_expr<_Expr>::value, 3644 __val_expr<_BinaryOp<multiplies<typename _Expr::value_type>, 3645 _Expr, __scalar_expr<typename _Expr::value_type> > > 3646>::type 3647operator*(const _Expr& __x, const typename _Expr::value_type& __y) 3648{ 3649 typedef typename _Expr::value_type value_type; 3650 typedef _BinaryOp<multiplies<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3651 return __val_expr<_Op>(_Op(multiplies<value_type>(), 3652 __x, __scalar_expr<value_type>(__y, __x.size()))); 3653} 3654 3655template<class _Expr> 3656inline _LIBCPP_INLINE_VISIBILITY 3657typename enable_if 3658< 3659 __is_val_expr<_Expr>::value, 3660 __val_expr<_BinaryOp<multiplies<typename _Expr::value_type>, 3661 __scalar_expr<typename _Expr::value_type>, _Expr> > 3662>::type 3663operator*(const typename _Expr::value_type& __x, const _Expr& __y) 3664{ 3665 typedef typename _Expr::value_type value_type; 3666 typedef _BinaryOp<multiplies<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3667 return __val_expr<_Op>(_Op(multiplies<value_type>(), 3668 __scalar_expr<value_type>(__x, __y.size()), __y)); 3669} 3670 3671template<class _Expr1, class _Expr2> 3672inline _LIBCPP_INLINE_VISIBILITY 3673typename enable_if 3674< 3675 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3676 __val_expr<_BinaryOp<divides<typename _Expr1::value_type>, _Expr1, _Expr2> > 3677>::type 3678operator/(const _Expr1& __x, const _Expr2& __y) 3679{ 3680 typedef typename _Expr1::value_type value_type; 3681 typedef _BinaryOp<divides<value_type>, _Expr1, _Expr2> _Op; 3682 return __val_expr<_Op>(_Op(divides<value_type>(), __x, __y)); 3683} 3684 3685template<class _Expr> 3686inline _LIBCPP_INLINE_VISIBILITY 3687typename enable_if 3688< 3689 __is_val_expr<_Expr>::value, 3690 __val_expr<_BinaryOp<divides<typename _Expr::value_type>, 3691 _Expr, __scalar_expr<typename _Expr::value_type> > > 3692>::type 3693operator/(const _Expr& __x, const typename _Expr::value_type& __y) 3694{ 3695 typedef typename _Expr::value_type value_type; 3696 typedef _BinaryOp<divides<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3697 return __val_expr<_Op>(_Op(divides<value_type>(), 3698 __x, __scalar_expr<value_type>(__y, __x.size()))); 3699} 3700 3701template<class _Expr> 3702inline _LIBCPP_INLINE_VISIBILITY 3703typename enable_if 3704< 3705 __is_val_expr<_Expr>::value, 3706 __val_expr<_BinaryOp<divides<typename _Expr::value_type>, 3707 __scalar_expr<typename _Expr::value_type>, _Expr> > 3708>::type 3709operator/(const typename _Expr::value_type& __x, const _Expr& __y) 3710{ 3711 typedef typename _Expr::value_type value_type; 3712 typedef _BinaryOp<divides<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3713 return __val_expr<_Op>(_Op(divides<value_type>(), 3714 __scalar_expr<value_type>(__x, __y.size()), __y)); 3715} 3716 3717template<class _Expr1, class _Expr2> 3718inline _LIBCPP_INLINE_VISIBILITY 3719typename enable_if 3720< 3721 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3722 __val_expr<_BinaryOp<modulus<typename _Expr1::value_type>, _Expr1, _Expr2> > 3723>::type 3724operator%(const _Expr1& __x, const _Expr2& __y) 3725{ 3726 typedef typename _Expr1::value_type value_type; 3727 typedef _BinaryOp<modulus<value_type>, _Expr1, _Expr2> _Op; 3728 return __val_expr<_Op>(_Op(modulus<value_type>(), __x, __y)); 3729} 3730 3731template<class _Expr> 3732inline _LIBCPP_INLINE_VISIBILITY 3733typename enable_if 3734< 3735 __is_val_expr<_Expr>::value, 3736 __val_expr<_BinaryOp<modulus<typename _Expr::value_type>, 3737 _Expr, __scalar_expr<typename _Expr::value_type> > > 3738>::type 3739operator%(const _Expr& __x, const typename _Expr::value_type& __y) 3740{ 3741 typedef typename _Expr::value_type value_type; 3742 typedef _BinaryOp<modulus<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3743 return __val_expr<_Op>(_Op(modulus<value_type>(), 3744 __x, __scalar_expr<value_type>(__y, __x.size()))); 3745} 3746 3747template<class _Expr> 3748inline _LIBCPP_INLINE_VISIBILITY 3749typename enable_if 3750< 3751 __is_val_expr<_Expr>::value, 3752 __val_expr<_BinaryOp<modulus<typename _Expr::value_type>, 3753 __scalar_expr<typename _Expr::value_type>, _Expr> > 3754>::type 3755operator%(const typename _Expr::value_type& __x, const _Expr& __y) 3756{ 3757 typedef typename _Expr::value_type value_type; 3758 typedef _BinaryOp<modulus<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3759 return __val_expr<_Op>(_Op(modulus<value_type>(), 3760 __scalar_expr<value_type>(__x, __y.size()), __y)); 3761} 3762 3763template<class _Expr1, class _Expr2> 3764inline _LIBCPP_INLINE_VISIBILITY 3765typename enable_if 3766< 3767 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3768 __val_expr<_BinaryOp<plus<typename _Expr1::value_type>, _Expr1, _Expr2> > 3769>::type 3770operator+(const _Expr1& __x, const _Expr2& __y) 3771{ 3772 typedef typename _Expr1::value_type value_type; 3773 typedef _BinaryOp<plus<value_type>, _Expr1, _Expr2> _Op; 3774 return __val_expr<_Op>(_Op(plus<value_type>(), __x, __y)); 3775} 3776 3777template<class _Expr> 3778inline _LIBCPP_INLINE_VISIBILITY 3779typename enable_if 3780< 3781 __is_val_expr<_Expr>::value, 3782 __val_expr<_BinaryOp<plus<typename _Expr::value_type>, 3783 _Expr, __scalar_expr<typename _Expr::value_type> > > 3784>::type 3785operator+(const _Expr& __x, const typename _Expr::value_type& __y) 3786{ 3787 typedef typename _Expr::value_type value_type; 3788 typedef _BinaryOp<plus<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3789 return __val_expr<_Op>(_Op(plus<value_type>(), 3790 __x, __scalar_expr<value_type>(__y, __x.size()))); 3791} 3792 3793template<class _Expr> 3794inline _LIBCPP_INLINE_VISIBILITY 3795typename enable_if 3796< 3797 __is_val_expr<_Expr>::value, 3798 __val_expr<_BinaryOp<plus<typename _Expr::value_type>, 3799 __scalar_expr<typename _Expr::value_type>, _Expr> > 3800>::type 3801operator+(const typename _Expr::value_type& __x, const _Expr& __y) 3802{ 3803 typedef typename _Expr::value_type value_type; 3804 typedef _BinaryOp<plus<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3805 return __val_expr<_Op>(_Op(plus<value_type>(), 3806 __scalar_expr<value_type>(__x, __y.size()), __y)); 3807} 3808 3809template<class _Expr1, class _Expr2> 3810inline _LIBCPP_INLINE_VISIBILITY 3811typename enable_if 3812< 3813 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3814 __val_expr<_BinaryOp<minus<typename _Expr1::value_type>, _Expr1, _Expr2> > 3815>::type 3816operator-(const _Expr1& __x, const _Expr2& __y) 3817{ 3818 typedef typename _Expr1::value_type value_type; 3819 typedef _BinaryOp<minus<value_type>, _Expr1, _Expr2> _Op; 3820 return __val_expr<_Op>(_Op(minus<value_type>(), __x, __y)); 3821} 3822 3823template<class _Expr> 3824inline _LIBCPP_INLINE_VISIBILITY 3825typename enable_if 3826< 3827 __is_val_expr<_Expr>::value, 3828 __val_expr<_BinaryOp<minus<typename _Expr::value_type>, 3829 _Expr, __scalar_expr<typename _Expr::value_type> > > 3830>::type 3831operator-(const _Expr& __x, const typename _Expr::value_type& __y) 3832{ 3833 typedef typename _Expr::value_type value_type; 3834 typedef _BinaryOp<minus<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3835 return __val_expr<_Op>(_Op(minus<value_type>(), 3836 __x, __scalar_expr<value_type>(__y, __x.size()))); 3837} 3838 3839template<class _Expr> 3840inline _LIBCPP_INLINE_VISIBILITY 3841typename enable_if 3842< 3843 __is_val_expr<_Expr>::value, 3844 __val_expr<_BinaryOp<minus<typename _Expr::value_type>, 3845 __scalar_expr<typename _Expr::value_type>, _Expr> > 3846>::type 3847operator-(const typename _Expr::value_type& __x, const _Expr& __y) 3848{ 3849 typedef typename _Expr::value_type value_type; 3850 typedef _BinaryOp<minus<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3851 return __val_expr<_Op>(_Op(minus<value_type>(), 3852 __scalar_expr<value_type>(__x, __y.size()), __y)); 3853} 3854 3855template<class _Expr1, class _Expr2> 3856inline _LIBCPP_INLINE_VISIBILITY 3857typename enable_if 3858< 3859 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3860 __val_expr<_BinaryOp<bit_xor<typename _Expr1::value_type>, _Expr1, _Expr2> > 3861>::type 3862operator^(const _Expr1& __x, const _Expr2& __y) 3863{ 3864 typedef typename _Expr1::value_type value_type; 3865 typedef _BinaryOp<bit_xor<value_type>, _Expr1, _Expr2> _Op; 3866 return __val_expr<_Op>(_Op(bit_xor<value_type>(), __x, __y)); 3867} 3868 3869template<class _Expr> 3870inline _LIBCPP_INLINE_VISIBILITY 3871typename enable_if 3872< 3873 __is_val_expr<_Expr>::value, 3874 __val_expr<_BinaryOp<bit_xor<typename _Expr::value_type>, 3875 _Expr, __scalar_expr<typename _Expr::value_type> > > 3876>::type 3877operator^(const _Expr& __x, const typename _Expr::value_type& __y) 3878{ 3879 typedef typename _Expr::value_type value_type; 3880 typedef _BinaryOp<bit_xor<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3881 return __val_expr<_Op>(_Op(bit_xor<value_type>(), 3882 __x, __scalar_expr<value_type>(__y, __x.size()))); 3883} 3884 3885template<class _Expr> 3886inline _LIBCPP_INLINE_VISIBILITY 3887typename enable_if 3888< 3889 __is_val_expr<_Expr>::value, 3890 __val_expr<_BinaryOp<bit_xor<typename _Expr::value_type>, 3891 __scalar_expr<typename _Expr::value_type>, _Expr> > 3892>::type 3893operator^(const typename _Expr::value_type& __x, const _Expr& __y) 3894{ 3895 typedef typename _Expr::value_type value_type; 3896 typedef _BinaryOp<bit_xor<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3897 return __val_expr<_Op>(_Op(bit_xor<value_type>(), 3898 __scalar_expr<value_type>(__x, __y.size()), __y)); 3899} 3900 3901template<class _Expr1, class _Expr2> 3902inline _LIBCPP_INLINE_VISIBILITY 3903typename enable_if 3904< 3905 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3906 __val_expr<_BinaryOp<bit_and<typename _Expr1::value_type>, _Expr1, _Expr2> > 3907>::type 3908operator&(const _Expr1& __x, const _Expr2& __y) 3909{ 3910 typedef typename _Expr1::value_type value_type; 3911 typedef _BinaryOp<bit_and<value_type>, _Expr1, _Expr2> _Op; 3912 return __val_expr<_Op>(_Op(bit_and<value_type>(), __x, __y)); 3913} 3914 3915template<class _Expr> 3916inline _LIBCPP_INLINE_VISIBILITY 3917typename enable_if 3918< 3919 __is_val_expr<_Expr>::value, 3920 __val_expr<_BinaryOp<bit_and<typename _Expr::value_type>, 3921 _Expr, __scalar_expr<typename _Expr::value_type> > > 3922>::type 3923operator&(const _Expr& __x, const typename _Expr::value_type& __y) 3924{ 3925 typedef typename _Expr::value_type value_type; 3926 typedef _BinaryOp<bit_and<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3927 return __val_expr<_Op>(_Op(bit_and<value_type>(), 3928 __x, __scalar_expr<value_type>(__y, __x.size()))); 3929} 3930 3931template<class _Expr> 3932inline _LIBCPP_INLINE_VISIBILITY 3933typename enable_if 3934< 3935 __is_val_expr<_Expr>::value, 3936 __val_expr<_BinaryOp<bit_and<typename _Expr::value_type>, 3937 __scalar_expr<typename _Expr::value_type>, _Expr> > 3938>::type 3939operator&(const typename _Expr::value_type& __x, const _Expr& __y) 3940{ 3941 typedef typename _Expr::value_type value_type; 3942 typedef _BinaryOp<bit_and<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3943 return __val_expr<_Op>(_Op(bit_and<value_type>(), 3944 __scalar_expr<value_type>(__x, __y.size()), __y)); 3945} 3946 3947template<class _Expr1, class _Expr2> 3948inline _LIBCPP_INLINE_VISIBILITY 3949typename enable_if 3950< 3951 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3952 __val_expr<_BinaryOp<bit_or<typename _Expr1::value_type>, _Expr1, _Expr2> > 3953>::type 3954operator|(const _Expr1& __x, const _Expr2& __y) 3955{ 3956 typedef typename _Expr1::value_type value_type; 3957 typedef _BinaryOp<bit_or<value_type>, _Expr1, _Expr2> _Op; 3958 return __val_expr<_Op>(_Op(bit_or<value_type>(), __x, __y)); 3959} 3960 3961template<class _Expr> 3962inline _LIBCPP_INLINE_VISIBILITY 3963typename enable_if 3964< 3965 __is_val_expr<_Expr>::value, 3966 __val_expr<_BinaryOp<bit_or<typename _Expr::value_type>, 3967 _Expr, __scalar_expr<typename _Expr::value_type> > > 3968>::type 3969operator|(const _Expr& __x, const typename _Expr::value_type& __y) 3970{ 3971 typedef typename _Expr::value_type value_type; 3972 typedef _BinaryOp<bit_or<value_type>, _Expr, __scalar_expr<value_type> > _Op; 3973 return __val_expr<_Op>(_Op(bit_or<value_type>(), 3974 __x, __scalar_expr<value_type>(__y, __x.size()))); 3975} 3976 3977template<class _Expr> 3978inline _LIBCPP_INLINE_VISIBILITY 3979typename enable_if 3980< 3981 __is_val_expr<_Expr>::value, 3982 __val_expr<_BinaryOp<bit_or<typename _Expr::value_type>, 3983 __scalar_expr<typename _Expr::value_type>, _Expr> > 3984>::type 3985operator|(const typename _Expr::value_type& __x, const _Expr& __y) 3986{ 3987 typedef typename _Expr::value_type value_type; 3988 typedef _BinaryOp<bit_or<value_type>, __scalar_expr<value_type>, _Expr> _Op; 3989 return __val_expr<_Op>(_Op(bit_or<value_type>(), 3990 __scalar_expr<value_type>(__x, __y.size()), __y)); 3991} 3992 3993template<class _Expr1, class _Expr2> 3994inline _LIBCPP_INLINE_VISIBILITY 3995typename enable_if 3996< 3997 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 3998 __val_expr<_BinaryOp<__bit_shift_left<typename _Expr1::value_type>, _Expr1, _Expr2> > 3999>::type 4000operator<<(const _Expr1& __x, const _Expr2& __y) 4001{ 4002 typedef typename _Expr1::value_type value_type; 4003 typedef _BinaryOp<__bit_shift_left<value_type>, _Expr1, _Expr2> _Op; 4004 return __val_expr<_Op>(_Op(__bit_shift_left<value_type>(), __x, __y)); 4005} 4006 4007template<class _Expr> 4008inline _LIBCPP_INLINE_VISIBILITY 4009typename enable_if 4010< 4011 __is_val_expr<_Expr>::value, 4012 __val_expr<_BinaryOp<__bit_shift_left<typename _Expr::value_type>, 4013 _Expr, __scalar_expr<typename _Expr::value_type> > > 4014>::type 4015operator<<(const _Expr& __x, const typename _Expr::value_type& __y) 4016{ 4017 typedef typename _Expr::value_type value_type; 4018 typedef _BinaryOp<__bit_shift_left<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4019 return __val_expr<_Op>(_Op(__bit_shift_left<value_type>(), 4020 __x, __scalar_expr<value_type>(__y, __x.size()))); 4021} 4022 4023template<class _Expr> 4024inline _LIBCPP_INLINE_VISIBILITY 4025typename enable_if 4026< 4027 __is_val_expr<_Expr>::value, 4028 __val_expr<_BinaryOp<__bit_shift_left<typename _Expr::value_type>, 4029 __scalar_expr<typename _Expr::value_type>, _Expr> > 4030>::type 4031operator<<(const typename _Expr::value_type& __x, const _Expr& __y) 4032{ 4033 typedef typename _Expr::value_type value_type; 4034 typedef _BinaryOp<__bit_shift_left<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4035 return __val_expr<_Op>(_Op(__bit_shift_left<value_type>(), 4036 __scalar_expr<value_type>(__x, __y.size()), __y)); 4037} 4038 4039template<class _Expr1, class _Expr2> 4040inline _LIBCPP_INLINE_VISIBILITY 4041typename enable_if 4042< 4043 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4044 __val_expr<_BinaryOp<__bit_shift_right<typename _Expr1::value_type>, _Expr1, _Expr2> > 4045>::type 4046operator>>(const _Expr1& __x, const _Expr2& __y) 4047{ 4048 typedef typename _Expr1::value_type value_type; 4049 typedef _BinaryOp<__bit_shift_right<value_type>, _Expr1, _Expr2> _Op; 4050 return __val_expr<_Op>(_Op(__bit_shift_right<value_type>(), __x, __y)); 4051} 4052 4053template<class _Expr> 4054inline _LIBCPP_INLINE_VISIBILITY 4055typename enable_if 4056< 4057 __is_val_expr<_Expr>::value, 4058 __val_expr<_BinaryOp<__bit_shift_right<typename _Expr::value_type>, 4059 _Expr, __scalar_expr<typename _Expr::value_type> > > 4060>::type 4061operator>>(const _Expr& __x, const typename _Expr::value_type& __y) 4062{ 4063 typedef typename _Expr::value_type value_type; 4064 typedef _BinaryOp<__bit_shift_right<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4065 return __val_expr<_Op>(_Op(__bit_shift_right<value_type>(), 4066 __x, __scalar_expr<value_type>(__y, __x.size()))); 4067} 4068 4069template<class _Expr> 4070inline _LIBCPP_INLINE_VISIBILITY 4071typename enable_if 4072< 4073 __is_val_expr<_Expr>::value, 4074 __val_expr<_BinaryOp<__bit_shift_right<typename _Expr::value_type>, 4075 __scalar_expr<typename _Expr::value_type>, _Expr> > 4076>::type 4077operator>>(const typename _Expr::value_type& __x, const _Expr& __y) 4078{ 4079 typedef typename _Expr::value_type value_type; 4080 typedef _BinaryOp<__bit_shift_right<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4081 return __val_expr<_Op>(_Op(__bit_shift_right<value_type>(), 4082 __scalar_expr<value_type>(__x, __y.size()), __y)); 4083} 4084 4085template<class _Expr1, class _Expr2> 4086inline _LIBCPP_INLINE_VISIBILITY 4087typename enable_if 4088< 4089 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4090 __val_expr<_BinaryOp<logical_and<typename _Expr1::value_type>, _Expr1, _Expr2> > 4091>::type 4092operator&&(const _Expr1& __x, const _Expr2& __y) 4093{ 4094 typedef typename _Expr1::value_type value_type; 4095 typedef _BinaryOp<logical_and<value_type>, _Expr1, _Expr2> _Op; 4096 return __val_expr<_Op>(_Op(logical_and<value_type>(), __x, __y)); 4097} 4098 4099template<class _Expr> 4100inline _LIBCPP_INLINE_VISIBILITY 4101typename enable_if 4102< 4103 __is_val_expr<_Expr>::value, 4104 __val_expr<_BinaryOp<logical_and<typename _Expr::value_type>, 4105 _Expr, __scalar_expr<typename _Expr::value_type> > > 4106>::type 4107operator&&(const _Expr& __x, const typename _Expr::value_type& __y) 4108{ 4109 typedef typename _Expr::value_type value_type; 4110 typedef _BinaryOp<logical_and<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4111 return __val_expr<_Op>(_Op(logical_and<value_type>(), 4112 __x, __scalar_expr<value_type>(__y, __x.size()))); 4113} 4114 4115template<class _Expr> 4116inline _LIBCPP_INLINE_VISIBILITY 4117typename enable_if 4118< 4119 __is_val_expr<_Expr>::value, 4120 __val_expr<_BinaryOp<logical_and<typename _Expr::value_type>, 4121 __scalar_expr<typename _Expr::value_type>, _Expr> > 4122>::type 4123operator&&(const typename _Expr::value_type& __x, const _Expr& __y) 4124{ 4125 typedef typename _Expr::value_type value_type; 4126 typedef _BinaryOp<logical_and<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4127 return __val_expr<_Op>(_Op(logical_and<value_type>(), 4128 __scalar_expr<value_type>(__x, __y.size()), __y)); 4129} 4130 4131template<class _Expr1, class _Expr2> 4132inline _LIBCPP_INLINE_VISIBILITY 4133typename enable_if 4134< 4135 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4136 __val_expr<_BinaryOp<logical_or<typename _Expr1::value_type>, _Expr1, _Expr2> > 4137>::type 4138operator||(const _Expr1& __x, const _Expr2& __y) 4139{ 4140 typedef typename _Expr1::value_type value_type; 4141 typedef _BinaryOp<logical_or<value_type>, _Expr1, _Expr2> _Op; 4142 return __val_expr<_Op>(_Op(logical_or<value_type>(), __x, __y)); 4143} 4144 4145template<class _Expr> 4146inline _LIBCPP_INLINE_VISIBILITY 4147typename enable_if 4148< 4149 __is_val_expr<_Expr>::value, 4150 __val_expr<_BinaryOp<logical_or<typename _Expr::value_type>, 4151 _Expr, __scalar_expr<typename _Expr::value_type> > > 4152>::type 4153operator||(const _Expr& __x, const typename _Expr::value_type& __y) 4154{ 4155 typedef typename _Expr::value_type value_type; 4156 typedef _BinaryOp<logical_or<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4157 return __val_expr<_Op>(_Op(logical_or<value_type>(), 4158 __x, __scalar_expr<value_type>(__y, __x.size()))); 4159} 4160 4161template<class _Expr> 4162inline _LIBCPP_INLINE_VISIBILITY 4163typename enable_if 4164< 4165 __is_val_expr<_Expr>::value, 4166 __val_expr<_BinaryOp<logical_or<typename _Expr::value_type>, 4167 __scalar_expr<typename _Expr::value_type>, _Expr> > 4168>::type 4169operator||(const typename _Expr::value_type& __x, const _Expr& __y) 4170{ 4171 typedef typename _Expr::value_type value_type; 4172 typedef _BinaryOp<logical_or<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4173 return __val_expr<_Op>(_Op(logical_or<value_type>(), 4174 __scalar_expr<value_type>(__x, __y.size()), __y)); 4175} 4176 4177template<class _Expr1, class _Expr2> 4178inline _LIBCPP_INLINE_VISIBILITY 4179typename enable_if 4180< 4181 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4182 __val_expr<_BinaryOp<equal_to<typename _Expr1::value_type>, _Expr1, _Expr2> > 4183>::type 4184operator==(const _Expr1& __x, const _Expr2& __y) 4185{ 4186 typedef typename _Expr1::value_type value_type; 4187 typedef _BinaryOp<equal_to<value_type>, _Expr1, _Expr2> _Op; 4188 return __val_expr<_Op>(_Op(equal_to<value_type>(), __x, __y)); 4189} 4190 4191template<class _Expr> 4192inline _LIBCPP_INLINE_VISIBILITY 4193typename enable_if 4194< 4195 __is_val_expr<_Expr>::value, 4196 __val_expr<_BinaryOp<equal_to<typename _Expr::value_type>, 4197 _Expr, __scalar_expr<typename _Expr::value_type> > > 4198>::type 4199operator==(const _Expr& __x, const typename _Expr::value_type& __y) 4200{ 4201 typedef typename _Expr::value_type value_type; 4202 typedef _BinaryOp<equal_to<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4203 return __val_expr<_Op>(_Op(equal_to<value_type>(), 4204 __x, __scalar_expr<value_type>(__y, __x.size()))); 4205} 4206 4207template<class _Expr> 4208inline _LIBCPP_INLINE_VISIBILITY 4209typename enable_if 4210< 4211 __is_val_expr<_Expr>::value, 4212 __val_expr<_BinaryOp<equal_to<typename _Expr::value_type>, 4213 __scalar_expr<typename _Expr::value_type>, _Expr> > 4214>::type 4215operator==(const typename _Expr::value_type& __x, const _Expr& __y) 4216{ 4217 typedef typename _Expr::value_type value_type; 4218 typedef _BinaryOp<equal_to<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4219 return __val_expr<_Op>(_Op(equal_to<value_type>(), 4220 __scalar_expr<value_type>(__x, __y.size()), __y)); 4221} 4222 4223template<class _Expr1, class _Expr2> 4224inline _LIBCPP_INLINE_VISIBILITY 4225typename enable_if 4226< 4227 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4228 __val_expr<_BinaryOp<not_equal_to<typename _Expr1::value_type>, _Expr1, _Expr2> > 4229>::type 4230operator!=(const _Expr1& __x, const _Expr2& __y) 4231{ 4232 typedef typename _Expr1::value_type value_type; 4233 typedef _BinaryOp<not_equal_to<value_type>, _Expr1, _Expr2> _Op; 4234 return __val_expr<_Op>(_Op(not_equal_to<value_type>(), __x, __y)); 4235} 4236 4237template<class _Expr> 4238inline _LIBCPP_INLINE_VISIBILITY 4239typename enable_if 4240< 4241 __is_val_expr<_Expr>::value, 4242 __val_expr<_BinaryOp<not_equal_to<typename _Expr::value_type>, 4243 _Expr, __scalar_expr<typename _Expr::value_type> > > 4244>::type 4245operator!=(const _Expr& __x, const typename _Expr::value_type& __y) 4246{ 4247 typedef typename _Expr::value_type value_type; 4248 typedef _BinaryOp<not_equal_to<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4249 return __val_expr<_Op>(_Op(not_equal_to<value_type>(), 4250 __x, __scalar_expr<value_type>(__y, __x.size()))); 4251} 4252 4253template<class _Expr> 4254inline _LIBCPP_INLINE_VISIBILITY 4255typename enable_if 4256< 4257 __is_val_expr<_Expr>::value, 4258 __val_expr<_BinaryOp<not_equal_to<typename _Expr::value_type>, 4259 __scalar_expr<typename _Expr::value_type>, _Expr> > 4260>::type 4261operator!=(const typename _Expr::value_type& __x, const _Expr& __y) 4262{ 4263 typedef typename _Expr::value_type value_type; 4264 typedef _BinaryOp<not_equal_to<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4265 return __val_expr<_Op>(_Op(not_equal_to<value_type>(), 4266 __scalar_expr<value_type>(__x, __y.size()), __y)); 4267} 4268 4269template<class _Expr1, class _Expr2> 4270inline _LIBCPP_INLINE_VISIBILITY 4271typename enable_if 4272< 4273 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4274 __val_expr<_BinaryOp<less<typename _Expr1::value_type>, _Expr1, _Expr2> > 4275>::type 4276operator<(const _Expr1& __x, const _Expr2& __y) 4277{ 4278 typedef typename _Expr1::value_type value_type; 4279 typedef _BinaryOp<less<value_type>, _Expr1, _Expr2> _Op; 4280 return __val_expr<_Op>(_Op(less<value_type>(), __x, __y)); 4281} 4282 4283template<class _Expr> 4284inline _LIBCPP_INLINE_VISIBILITY 4285typename enable_if 4286< 4287 __is_val_expr<_Expr>::value, 4288 __val_expr<_BinaryOp<less<typename _Expr::value_type>, 4289 _Expr, __scalar_expr<typename _Expr::value_type> > > 4290>::type 4291operator<(const _Expr& __x, const typename _Expr::value_type& __y) 4292{ 4293 typedef typename _Expr::value_type value_type; 4294 typedef _BinaryOp<less<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4295 return __val_expr<_Op>(_Op(less<value_type>(), 4296 __x, __scalar_expr<value_type>(__y, __x.size()))); 4297} 4298 4299template<class _Expr> 4300inline _LIBCPP_INLINE_VISIBILITY 4301typename enable_if 4302< 4303 __is_val_expr<_Expr>::value, 4304 __val_expr<_BinaryOp<less<typename _Expr::value_type>, 4305 __scalar_expr<typename _Expr::value_type>, _Expr> > 4306>::type 4307operator<(const typename _Expr::value_type& __x, const _Expr& __y) 4308{ 4309 typedef typename _Expr::value_type value_type; 4310 typedef _BinaryOp<less<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4311 return __val_expr<_Op>(_Op(less<value_type>(), 4312 __scalar_expr<value_type>(__x, __y.size()), __y)); 4313} 4314 4315template<class _Expr1, class _Expr2> 4316inline _LIBCPP_INLINE_VISIBILITY 4317typename enable_if 4318< 4319 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4320 __val_expr<_BinaryOp<greater<typename _Expr1::value_type>, _Expr1, _Expr2> > 4321>::type 4322operator>(const _Expr1& __x, const _Expr2& __y) 4323{ 4324 typedef typename _Expr1::value_type value_type; 4325 typedef _BinaryOp<greater<value_type>, _Expr1, _Expr2> _Op; 4326 return __val_expr<_Op>(_Op(greater<value_type>(), __x, __y)); 4327} 4328 4329template<class _Expr> 4330inline _LIBCPP_INLINE_VISIBILITY 4331typename enable_if 4332< 4333 __is_val_expr<_Expr>::value, 4334 __val_expr<_BinaryOp<greater<typename _Expr::value_type>, 4335 _Expr, __scalar_expr<typename _Expr::value_type> > > 4336>::type 4337operator>(const _Expr& __x, const typename _Expr::value_type& __y) 4338{ 4339 typedef typename _Expr::value_type value_type; 4340 typedef _BinaryOp<greater<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4341 return __val_expr<_Op>(_Op(greater<value_type>(), 4342 __x, __scalar_expr<value_type>(__y, __x.size()))); 4343} 4344 4345template<class _Expr> 4346inline _LIBCPP_INLINE_VISIBILITY 4347typename enable_if 4348< 4349 __is_val_expr<_Expr>::value, 4350 __val_expr<_BinaryOp<greater<typename _Expr::value_type>, 4351 __scalar_expr<typename _Expr::value_type>, _Expr> > 4352>::type 4353operator>(const typename _Expr::value_type& __x, const _Expr& __y) 4354{ 4355 typedef typename _Expr::value_type value_type; 4356 typedef _BinaryOp<greater<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4357 return __val_expr<_Op>(_Op(greater<value_type>(), 4358 __scalar_expr<value_type>(__x, __y.size()), __y)); 4359} 4360 4361template<class _Expr1, class _Expr2> 4362inline _LIBCPP_INLINE_VISIBILITY 4363typename enable_if 4364< 4365 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4366 __val_expr<_BinaryOp<less_equal<typename _Expr1::value_type>, _Expr1, _Expr2> > 4367>::type 4368operator<=(const _Expr1& __x, const _Expr2& __y) 4369{ 4370 typedef typename _Expr1::value_type value_type; 4371 typedef _BinaryOp<less_equal<value_type>, _Expr1, _Expr2> _Op; 4372 return __val_expr<_Op>(_Op(less_equal<value_type>(), __x, __y)); 4373} 4374 4375template<class _Expr> 4376inline _LIBCPP_INLINE_VISIBILITY 4377typename enable_if 4378< 4379 __is_val_expr<_Expr>::value, 4380 __val_expr<_BinaryOp<less_equal<typename _Expr::value_type>, 4381 _Expr, __scalar_expr<typename _Expr::value_type> > > 4382>::type 4383operator<=(const _Expr& __x, const typename _Expr::value_type& __y) 4384{ 4385 typedef typename _Expr::value_type value_type; 4386 typedef _BinaryOp<less_equal<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4387 return __val_expr<_Op>(_Op(less_equal<value_type>(), 4388 __x, __scalar_expr<value_type>(__y, __x.size()))); 4389} 4390 4391template<class _Expr> 4392inline _LIBCPP_INLINE_VISIBILITY 4393typename enable_if 4394< 4395 __is_val_expr<_Expr>::value, 4396 __val_expr<_BinaryOp<less_equal<typename _Expr::value_type>, 4397 __scalar_expr<typename _Expr::value_type>, _Expr> > 4398>::type 4399operator<=(const typename _Expr::value_type& __x, const _Expr& __y) 4400{ 4401 typedef typename _Expr::value_type value_type; 4402 typedef _BinaryOp<less_equal<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4403 return __val_expr<_Op>(_Op(less_equal<value_type>(), 4404 __scalar_expr<value_type>(__x, __y.size()), __y)); 4405} 4406 4407template<class _Expr1, class _Expr2> 4408inline _LIBCPP_INLINE_VISIBILITY 4409typename enable_if 4410< 4411 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4412 __val_expr<_BinaryOp<greater_equal<typename _Expr1::value_type>, _Expr1, _Expr2> > 4413>::type 4414operator>=(const _Expr1& __x, const _Expr2& __y) 4415{ 4416 typedef typename _Expr1::value_type value_type; 4417 typedef _BinaryOp<greater_equal<value_type>, _Expr1, _Expr2> _Op; 4418 return __val_expr<_Op>(_Op(greater_equal<value_type>(), __x, __y)); 4419} 4420 4421template<class _Expr> 4422inline _LIBCPP_INLINE_VISIBILITY 4423typename enable_if 4424< 4425 __is_val_expr<_Expr>::value, 4426 __val_expr<_BinaryOp<greater_equal<typename _Expr::value_type>, 4427 _Expr, __scalar_expr<typename _Expr::value_type> > > 4428>::type 4429operator>=(const _Expr& __x, const typename _Expr::value_type& __y) 4430{ 4431 typedef typename _Expr::value_type value_type; 4432 typedef _BinaryOp<greater_equal<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4433 return __val_expr<_Op>(_Op(greater_equal<value_type>(), 4434 __x, __scalar_expr<value_type>(__y, __x.size()))); 4435} 4436 4437template<class _Expr> 4438inline _LIBCPP_INLINE_VISIBILITY 4439typename enable_if 4440< 4441 __is_val_expr<_Expr>::value, 4442 __val_expr<_BinaryOp<greater_equal<typename _Expr::value_type>, 4443 __scalar_expr<typename _Expr::value_type>, _Expr> > 4444>::type 4445operator>=(const typename _Expr::value_type& __x, const _Expr& __y) 4446{ 4447 typedef typename _Expr::value_type value_type; 4448 typedef _BinaryOp<greater_equal<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4449 return __val_expr<_Op>(_Op(greater_equal<value_type>(), 4450 __scalar_expr<value_type>(__x, __y.size()), __y)); 4451} 4452 4453template<class _Expr> 4454inline _LIBCPP_INLINE_VISIBILITY 4455typename enable_if 4456< 4457 __is_val_expr<_Expr>::value, 4458 __val_expr<_UnaryOp<__abs_expr<typename _Expr::value_type>, _Expr> > 4459>::type 4460abs(const _Expr& __x) 4461{ 4462 typedef typename _Expr::value_type value_type; 4463 typedef _UnaryOp<__abs_expr<value_type>, _Expr> _Op; 4464 return __val_expr<_Op>(_Op(__abs_expr<value_type>(), __x)); 4465} 4466 4467template<class _Expr> 4468inline _LIBCPP_INLINE_VISIBILITY 4469typename enable_if 4470< 4471 __is_val_expr<_Expr>::value, 4472 __val_expr<_UnaryOp<__acos_expr<typename _Expr::value_type>, _Expr> > 4473>::type 4474acos(const _Expr& __x) 4475{ 4476 typedef typename _Expr::value_type value_type; 4477 typedef _UnaryOp<__acos_expr<value_type>, _Expr> _Op; 4478 return __val_expr<_Op>(_Op(__acos_expr<value_type>(), __x)); 4479} 4480 4481template<class _Expr> 4482inline _LIBCPP_INLINE_VISIBILITY 4483typename enable_if 4484< 4485 __is_val_expr<_Expr>::value, 4486 __val_expr<_UnaryOp<__asin_expr<typename _Expr::value_type>, _Expr> > 4487>::type 4488asin(const _Expr& __x) 4489{ 4490 typedef typename _Expr::value_type value_type; 4491 typedef _UnaryOp<__asin_expr<value_type>, _Expr> _Op; 4492 return __val_expr<_Op>(_Op(__asin_expr<value_type>(), __x)); 4493} 4494 4495template<class _Expr> 4496inline _LIBCPP_INLINE_VISIBILITY 4497typename enable_if 4498< 4499 __is_val_expr<_Expr>::value, 4500 __val_expr<_UnaryOp<__atan_expr<typename _Expr::value_type>, _Expr> > 4501>::type 4502atan(const _Expr& __x) 4503{ 4504 typedef typename _Expr::value_type value_type; 4505 typedef _UnaryOp<__atan_expr<value_type>, _Expr> _Op; 4506 return __val_expr<_Op>(_Op(__atan_expr<value_type>(), __x)); 4507} 4508 4509template<class _Expr1, class _Expr2> 4510inline _LIBCPP_INLINE_VISIBILITY 4511typename enable_if 4512< 4513 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4514 __val_expr<_BinaryOp<__atan2_expr<typename _Expr1::value_type>, _Expr1, _Expr2> > 4515>::type 4516atan2(const _Expr1& __x, const _Expr2& __y) 4517{ 4518 typedef typename _Expr1::value_type value_type; 4519 typedef _BinaryOp<__atan2_expr<value_type>, _Expr1, _Expr2> _Op; 4520 return __val_expr<_Op>(_Op(__atan2_expr<value_type>(), __x, __y)); 4521} 4522 4523template<class _Expr> 4524inline _LIBCPP_INLINE_VISIBILITY 4525typename enable_if 4526< 4527 __is_val_expr<_Expr>::value, 4528 __val_expr<_BinaryOp<__atan2_expr<typename _Expr::value_type>, 4529 _Expr, __scalar_expr<typename _Expr::value_type> > > 4530>::type 4531atan2(const _Expr& __x, const typename _Expr::value_type& __y) 4532{ 4533 typedef typename _Expr::value_type value_type; 4534 typedef _BinaryOp<__atan2_expr<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4535 return __val_expr<_Op>(_Op(__atan2_expr<value_type>(), 4536 __x, __scalar_expr<value_type>(__y, __x.size()))); 4537} 4538 4539template<class _Expr> 4540inline _LIBCPP_INLINE_VISIBILITY 4541typename enable_if 4542< 4543 __is_val_expr<_Expr>::value, 4544 __val_expr<_BinaryOp<__atan2_expr<typename _Expr::value_type>, 4545 __scalar_expr<typename _Expr::value_type>, _Expr> > 4546>::type 4547atan2(const typename _Expr::value_type& __x, const _Expr& __y) 4548{ 4549 typedef typename _Expr::value_type value_type; 4550 typedef _BinaryOp<__atan2_expr<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4551 return __val_expr<_Op>(_Op(__atan2_expr<value_type>(), 4552 __scalar_expr<value_type>(__x, __y.size()), __y)); 4553} 4554 4555template<class _Expr> 4556inline _LIBCPP_INLINE_VISIBILITY 4557typename enable_if 4558< 4559 __is_val_expr<_Expr>::value, 4560 __val_expr<_UnaryOp<__cos_expr<typename _Expr::value_type>, _Expr> > 4561>::type 4562cos(const _Expr& __x) 4563{ 4564 typedef typename _Expr::value_type value_type; 4565 typedef _UnaryOp<__cos_expr<value_type>, _Expr> _Op; 4566 return __val_expr<_Op>(_Op(__cos_expr<value_type>(), __x)); 4567} 4568 4569template<class _Expr> 4570inline _LIBCPP_INLINE_VISIBILITY 4571typename enable_if 4572< 4573 __is_val_expr<_Expr>::value, 4574 __val_expr<_UnaryOp<__cosh_expr<typename _Expr::value_type>, _Expr> > 4575>::type 4576cosh(const _Expr& __x) 4577{ 4578 typedef typename _Expr::value_type value_type; 4579 typedef _UnaryOp<__cosh_expr<value_type>, _Expr> _Op; 4580 return __val_expr<_Op>(_Op(__cosh_expr<value_type>(), __x)); 4581} 4582 4583template<class _Expr> 4584inline _LIBCPP_INLINE_VISIBILITY 4585typename enable_if 4586< 4587 __is_val_expr<_Expr>::value, 4588 __val_expr<_UnaryOp<__exp_expr<typename _Expr::value_type>, _Expr> > 4589>::type 4590exp(const _Expr& __x) 4591{ 4592 typedef typename _Expr::value_type value_type; 4593 typedef _UnaryOp<__exp_expr<value_type>, _Expr> _Op; 4594 return __val_expr<_Op>(_Op(__exp_expr<value_type>(), __x)); 4595} 4596 4597template<class _Expr> 4598inline _LIBCPP_INLINE_VISIBILITY 4599typename enable_if 4600< 4601 __is_val_expr<_Expr>::value, 4602 __val_expr<_UnaryOp<__log_expr<typename _Expr::value_type>, _Expr> > 4603>::type 4604log(const _Expr& __x) 4605{ 4606 typedef typename _Expr::value_type value_type; 4607 typedef _UnaryOp<__log_expr<value_type>, _Expr> _Op; 4608 return __val_expr<_Op>(_Op(__log_expr<value_type>(), __x)); 4609} 4610 4611template<class _Expr> 4612inline _LIBCPP_INLINE_VISIBILITY 4613typename enable_if 4614< 4615 __is_val_expr<_Expr>::value, 4616 __val_expr<_UnaryOp<__log10_expr<typename _Expr::value_type>, _Expr> > 4617>::type 4618log10(const _Expr& __x) 4619{ 4620 typedef typename _Expr::value_type value_type; 4621 typedef _UnaryOp<__log10_expr<value_type>, _Expr> _Op; 4622 return __val_expr<_Op>(_Op(__log10_expr<value_type>(), __x)); 4623} 4624 4625template<class _Expr1, class _Expr2> 4626inline _LIBCPP_INLINE_VISIBILITY 4627typename enable_if 4628< 4629 __is_val_expr<_Expr1>::value && __is_val_expr<_Expr2>::value, 4630 __val_expr<_BinaryOp<__pow_expr<typename _Expr1::value_type>, _Expr1, _Expr2> > 4631>::type 4632pow(const _Expr1& __x, const _Expr2& __y) 4633{ 4634 typedef typename _Expr1::value_type value_type; 4635 typedef _BinaryOp<__pow_expr<value_type>, _Expr1, _Expr2> _Op; 4636 return __val_expr<_Op>(_Op(__pow_expr<value_type>(), __x, __y)); 4637} 4638 4639template<class _Expr> 4640inline _LIBCPP_INLINE_VISIBILITY 4641typename enable_if 4642< 4643 __is_val_expr<_Expr>::value, 4644 __val_expr<_BinaryOp<__pow_expr<typename _Expr::value_type>, 4645 _Expr, __scalar_expr<typename _Expr::value_type> > > 4646>::type 4647pow(const _Expr& __x, const typename _Expr::value_type& __y) 4648{ 4649 typedef typename _Expr::value_type value_type; 4650 typedef _BinaryOp<__pow_expr<value_type>, _Expr, __scalar_expr<value_type> > _Op; 4651 return __val_expr<_Op>(_Op(__pow_expr<value_type>(), 4652 __x, __scalar_expr<value_type>(__y, __x.size()))); 4653} 4654 4655template<class _Expr> 4656inline _LIBCPP_INLINE_VISIBILITY 4657typename enable_if 4658< 4659 __is_val_expr<_Expr>::value, 4660 __val_expr<_BinaryOp<__pow_expr<typename _Expr::value_type>, 4661 __scalar_expr<typename _Expr::value_type>, _Expr> > 4662>::type 4663pow(const typename _Expr::value_type& __x, const _Expr& __y) 4664{ 4665 typedef typename _Expr::value_type value_type; 4666 typedef _BinaryOp<__pow_expr<value_type>, __scalar_expr<value_type>, _Expr> _Op; 4667 return __val_expr<_Op>(_Op(__pow_expr<value_type>(), 4668 __scalar_expr<value_type>(__x, __y.size()), __y)); 4669} 4670 4671template<class _Expr> 4672inline _LIBCPP_INLINE_VISIBILITY 4673typename enable_if 4674< 4675 __is_val_expr<_Expr>::value, 4676 __val_expr<_UnaryOp<__sin_expr<typename _Expr::value_type>, _Expr> > 4677>::type 4678sin(const _Expr& __x) 4679{ 4680 typedef typename _Expr::value_type value_type; 4681 typedef _UnaryOp<__sin_expr<value_type>, _Expr> _Op; 4682 return __val_expr<_Op>(_Op(__sin_expr<value_type>(), __x)); 4683} 4684 4685template<class _Expr> 4686inline _LIBCPP_INLINE_VISIBILITY 4687typename enable_if 4688< 4689 __is_val_expr<_Expr>::value, 4690 __val_expr<_UnaryOp<__sinh_expr<typename _Expr::value_type>, _Expr> > 4691>::type 4692sinh(const _Expr& __x) 4693{ 4694 typedef typename _Expr::value_type value_type; 4695 typedef _UnaryOp<__sinh_expr<value_type>, _Expr> _Op; 4696 return __val_expr<_Op>(_Op(__sinh_expr<value_type>(), __x)); 4697} 4698 4699template<class _Expr> 4700inline _LIBCPP_INLINE_VISIBILITY 4701typename enable_if 4702< 4703 __is_val_expr<_Expr>::value, 4704 __val_expr<_UnaryOp<__sqrt_expr<typename _Expr::value_type>, _Expr> > 4705>::type 4706sqrt(const _Expr& __x) 4707{ 4708 typedef typename _Expr::value_type value_type; 4709 typedef _UnaryOp<__sqrt_expr<value_type>, _Expr> _Op; 4710 return __val_expr<_Op>(_Op(__sqrt_expr<value_type>(), __x)); 4711} 4712 4713template<class _Expr> 4714inline _LIBCPP_INLINE_VISIBILITY 4715typename enable_if 4716< 4717 __is_val_expr<_Expr>::value, 4718 __val_expr<_UnaryOp<__tan_expr<typename _Expr::value_type>, _Expr> > 4719>::type 4720tan(const _Expr& __x) 4721{ 4722 typedef typename _Expr::value_type value_type; 4723 typedef _UnaryOp<__tan_expr<value_type>, _Expr> _Op; 4724 return __val_expr<_Op>(_Op(__tan_expr<value_type>(), __x)); 4725} 4726 4727template<class _Expr> 4728inline _LIBCPP_INLINE_VISIBILITY 4729typename enable_if 4730< 4731 __is_val_expr<_Expr>::value, 4732 __val_expr<_UnaryOp<__tanh_expr<typename _Expr::value_type>, _Expr> > 4733>::type 4734tanh(const _Expr& __x) 4735{ 4736 typedef typename _Expr::value_type value_type; 4737 typedef _UnaryOp<__tanh_expr<value_type>, _Expr> _Op; 4738 return __val_expr<_Op>(_Op(__tanh_expr<value_type>(), __x)); 4739} 4740 4741template <class _Tp> 4742inline _LIBCPP_INLINE_VISIBILITY 4743_Tp* 4744begin(valarray<_Tp>& __v) 4745{ 4746 return __v.__begin_; 4747} 4748 4749template <class _Tp> 4750inline _LIBCPP_INLINE_VISIBILITY 4751const _Tp* 4752begin(const valarray<_Tp>& __v) 4753{ 4754 return __v.__begin_; 4755} 4756 4757template <class _Tp> 4758inline _LIBCPP_INLINE_VISIBILITY 4759_Tp* 4760end(valarray<_Tp>& __v) 4761{ 4762 return __v.__end_; 4763} 4764 4765template <class _Tp> 4766inline _LIBCPP_INLINE_VISIBILITY 4767const _Tp* 4768end(const valarray<_Tp>& __v) 4769{ 4770 return __v.__end_; 4771} 4772 4773_LIBCPP_EXTERN_TEMPLATE(valarray<size_t>::valarray(size_t)) 4774_LIBCPP_EXTERN_TEMPLATE(valarray<size_t>::~valarray()) 4775_LIBCPP_EXTERN_TEMPLATE(void valarray<size_t>::resize(size_t, size_t)) 4776 4777_LIBCPP_END_NAMESPACE_STD 4778 4779#endif // _LIBCPP_VALARRAY 4780