1// -*- C++ -*- 2//===--------------------------- __config ---------------------------------===// 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_CONFIG 12#define _LIBCPP_CONFIG 13 14#if !defined(_MSC_VER) || defined(__clang__) 15#pragma GCC system_header 16#endif 17 18#ifdef __GNUC__ 19#define _GNUC_VER (__GNUC__ * 100 + __GNUC_MINOR__) 20#endif 21 22#define _LIBCPP_VERSION 1101 23 24#define _LIBCPP_ABI_VERSION 1 25 26#define _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_X##_LIBCPP_Y 27#define _LIBCPP_CONCAT(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) 28 29#define _LIBCPP_NAMESPACE _LIBCPP_CONCAT(__,_LIBCPP_ABI_VERSION) 30 31#ifdef __LITTLE_ENDIAN__ 32#if __LITTLE_ENDIAN__ 33#define _LIBCPP_LITTLE_ENDIAN 1 34#define _LIBCPP_BIG_ENDIAN 0 35#endif // __LITTLE_ENDIAN__ 36#endif // __LITTLE_ENDIAN__ 37 38#ifdef __BIG_ENDIAN__ 39#if __BIG_ENDIAN__ 40#define _LIBCPP_LITTLE_ENDIAN 0 41#define _LIBCPP_BIG_ENDIAN 1 42#endif // __BIG_ENDIAN__ 43#endif // __BIG_ENDIAN__ 44 45#ifdef __FreeBSD__ 46# include <sys/endian.h> 47# if _BYTE_ORDER == _LITTLE_ENDIAN 48# define _LIBCPP_LITTLE_ENDIAN 1 49# define _LIBCPP_BIG_ENDIAN 0 50# else // _BYTE_ORDER == _LITTLE_ENDIAN 51# define _LIBCPP_LITTLE_ENDIAN 0 52# define _LIBCPP_BIG_ENDIAN 1 53# endif // _BYTE_ORDER == _LITTLE_ENDIAN 54# ifndef __LONG_LONG_SUPPORTED 55# define _LIBCPP_HAS_NO_LONG_LONG 56# endif // __LONG_LONG_SUPPORTED 57#endif // __FreeBSD__ 58 59#ifdef __NetBSD__ 60# include <sys/endian.h> 61# if _BYTE_ORDER == _LITTLE_ENDIAN 62# define _LIBCPP_LITTLE_ENDIAN 1 63# define _LIBCPP_BIG_ENDIAN 0 64# else // _BYTE_ORDER == _LITTLE_ENDIAN 65# define _LIBCPP_LITTLE_ENDIAN 0 66# define _LIBCPP_BIG_ENDIAN 1 67# endif // _BYTE_ORDER == _LITTLE_ENDIAN 68# define _LIBCPP_HAS_QUICK_EXIT 69#endif // __NetBSD__ 70 71#ifdef _WIN32 72# define _LIBCPP_LITTLE_ENDIAN 1 73# define _LIBCPP_BIG_ENDIAN 0 74// Compiler intrinsics (GCC or MSVC) 75# if defined(__clang__) \ 76 || (defined(_MSC_VER) && _MSC_VER >= 1400) \ 77 || (defined(__GNUC__) && _GNUC_VER > 403) 78# define _LIBCPP_HAS_IS_BASE_OF 79# endif 80# if defined(_MSC_VER) && !defined(__clang__) 81# define _LIBCPP_MSVC // Using Microsoft Visual C++ compiler 82# define _LIBCPP_TOSTRING2(x) #x 83# define _LIBCPP_TOSTRING(x) _LIBCPP_TOSTRING2(x) 84# define _LIBCPP_WARNING(x) __pragma(message(__FILE__ "(" _LIBCPP_TOSTRING(__LINE__) ") : warning note: " x)) 85# endif 86# // If mingw not explicitly detected, assume using MS C runtime only. 87# ifndef __MINGW32__ 88# define _LIBCPP_MSVCRT // Using Microsoft's C Runtime library 89# endif 90#endif // _WIN32 91 92#ifdef __linux__ 93# if defined(__GNUC__) && _GNUC_VER >= 403 94# define _LIBCPP_HAS_IS_BASE_OF 95# endif 96#endif 97 98#ifdef __sun__ 99# include <sys/isa_defs.h> 100# ifdef _LITTLE_ENDIAN 101# define _LIBCPP_LITTLE_ENDIAN 1 102# define _LIBCPP_BIG_ENDIAN 0 103# else 104# define _LIBCPP_LITTLE_ENDIAN 0 105# define _LIBCPP_BIG_ENDIAN 1 106# endif 107#endif // __sun__ 108 109#if !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) 110# include <endian.h> 111# if __BYTE_ORDER == __LITTLE_ENDIAN 112# define _LIBCPP_LITTLE_ENDIAN 1 113# define _LIBCPP_BIG_ENDIAN 0 114# elif __BYTE_ORDER == __BIG_ENDIAN 115# define _LIBCPP_LITTLE_ENDIAN 0 116# define _LIBCPP_BIG_ENDIAN 1 117# else // __BYTE_ORDER == __BIG_ENDIAN 118# error unable to determine endian 119# endif 120#endif // !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) 121 122#ifdef _WIN32 123 124// only really useful for a DLL 125#ifdef _LIBCPP_DLL // this should be a compiler builtin define ideally... 126# ifdef cxx_EXPORTS 127# define _LIBCPP_HIDDEN 128# define _LIBCPP_FUNC_VIS __declspec(dllexport) 129# define _LIBCPP_TYPE_VIS __declspec(dllexport) 130# else 131# define _LIBCPP_HIDDEN 132# define _LIBCPP_FUNC_VIS __declspec(dllimport) 133# define _LIBCPP_TYPE_VIS __declspec(dllimport) 134# endif 135#else 136# define _LIBCPP_HIDDEN 137# define _LIBCPP_FUNC_VIS 138# define _LIBCPP_TYPE_VIS 139#endif 140 141#define _LIBCPP_TYPE_VIS_ONLY 142#define _LIBCPP_FUNC_VIS_ONLY 143 144#ifndef _LIBCPP_INLINE_VISIBILITY 145# ifdef _LIBCPP_MSVC 146# define _LIBCPP_INLINE_VISIBILITY __forceinline 147# else // MinGW GCC and Clang 148# define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__always_inline__)) 149# endif 150#endif 151 152#ifndef _LIBCPP_EXCEPTION_ABI 153#define _LIBCPP_EXCEPTION_ABI _LIBCPP_TYPE_VIS 154#endif 155 156#ifndef _LIBCPP_ALWAYS_INLINE 157# ifdef _LIBCPP_MSVC 158# define _LIBCPP_ALWAYS_INLINE __forceinline 159# endif 160#endif 161 162#endif // _WIN32 163 164#ifndef __has_attribute 165#define __has_attribute(__x) 0 166#endif 167 168#ifndef _LIBCPP_HIDDEN 169#define _LIBCPP_HIDDEN __attribute__ ((__visibility__("hidden"))) 170#endif 171 172#ifndef _LIBCPP_FUNC_VIS 173#define _LIBCPP_FUNC_VIS __attribute__ ((__visibility__("default"))) 174#endif 175 176#ifndef _LIBCPP_TYPE_VIS 177# if __has_attribute(__type_visibility__) 178# define _LIBCPP_TYPE_VIS __attribute__ ((__type_visibility__("default"))) 179# else 180# define _LIBCPP_TYPE_VIS __attribute__ ((__visibility__("default"))) 181# endif 182#endif 183 184#ifndef _LIBCPP_TYPE_VIS_ONLY 185# define _LIBCPP_TYPE_VIS_ONLY _LIBCPP_TYPE_VIS 186#endif 187 188#ifndef _LIBCPP_FUNC_VIS_ONLY 189# define _LIBCPP_FUNC_VIS_ONLY _LIBCPP_FUNC_VIS 190#endif 191 192#ifndef _LIBCPP_INLINE_VISIBILITY 193#define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__visibility__("hidden"), __always_inline__)) 194#endif 195 196#ifndef _LIBCPP_EXCEPTION_ABI 197#define _LIBCPP_EXCEPTION_ABI __attribute__ ((__visibility__("default"))) 198#endif 199 200#ifndef _LIBCPP_ALWAYS_INLINE 201#define _LIBCPP_ALWAYS_INLINE __attribute__ ((__visibility__("hidden"), __always_inline__)) 202#endif 203 204#if defined(__clang__) 205 206#if defined(__APPLE__) && !defined(__i386__) && !defined(__x86_64__) && \ 207 !defined(__arm__) 208#define _LIBCPP_ALTERNATE_STRING_LAYOUT 209#endif 210 211#if __has_feature(cxx_alignas) 212# define _ALIGNAS_TYPE(x) alignas(x) 213# define _ALIGNAS(x) alignas(x) 214#else 215# define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x)))) 216# define _ALIGNAS(x) __attribute__((__aligned__(x))) 217#endif 218 219#if !__has_feature(cxx_alias_templates) 220#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES 221#endif 222 223#if __cplusplus < 201103L 224#ifdef __linux__ 225#define _LIBCPP_HAS_NO_UNICODE_CHARS 226#else 227typedef __char16_t char16_t; 228typedef __char32_t char32_t; 229#endif 230#endif 231 232#if !(__has_feature(cxx_exceptions)) 233#define _LIBCPP_NO_EXCEPTIONS 234#endif 235 236#if !(__has_feature(cxx_rtti)) 237#define _LIBCPP_NO_RTTI 238#endif 239 240#if !(__has_feature(cxx_strong_enums)) 241#define _LIBCPP_HAS_NO_STRONG_ENUMS 242#endif 243 244#if !(__has_feature(cxx_decltype)) 245#define _LIBCPP_HAS_NO_DECLTYPE 246#endif 247 248#if __has_feature(cxx_attributes) 249# define _LIBCPP_NORETURN [[noreturn]] 250#else 251# define _LIBCPP_NORETURN __attribute__ ((noreturn)) 252#endif 253 254#if !(__has_feature(cxx_defaulted_functions)) 255#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS 256#endif // !(__has_feature(cxx_defaulted_functions)) 257 258#if !(__has_feature(cxx_deleted_functions)) 259#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS 260#endif // !(__has_feature(cxx_deleted_functions)) 261 262#if !(__has_feature(cxx_lambdas)) 263#define _LIBCPP_HAS_NO_LAMBDAS 264#endif 265 266#if !(__has_feature(cxx_nullptr)) 267#define _LIBCPP_HAS_NO_NULLPTR 268#endif 269 270#if !(__has_feature(cxx_rvalue_references)) 271#define _LIBCPP_HAS_NO_RVALUE_REFERENCES 272#endif 273 274#if !(__has_feature(cxx_static_assert)) 275#define _LIBCPP_HAS_NO_STATIC_ASSERT 276#endif 277 278#if !(__has_feature(cxx_auto_type)) 279#define _LIBCPP_HAS_NO_AUTO_TYPE 280#endif 281 282#if !(__has_feature(cxx_access_control_sfinae)) || !__has_feature(cxx_trailing_return) 283#define _LIBCPP_HAS_NO_ADVANCED_SFINAE 284#endif 285 286#if !(__has_feature(cxx_variadic_templates)) 287#define _LIBCPP_HAS_NO_VARIADICS 288#endif 289 290#if !(__has_feature(cxx_trailing_return)) 291#define _LIBCPP_HAS_NO_TRAILING_RETURN 292#endif 293 294#if !(__has_feature(cxx_generalized_initializers)) 295#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 296#endif 297 298#if __has_feature(is_base_of) 299# define _LIBCPP_HAS_IS_BASE_OF 300#endif 301 302// Objective-C++ features (opt-in) 303#if __has_feature(objc_arc) 304#define _LIBCPP_HAS_OBJC_ARC 305#endif 306 307#if __has_feature(objc_arc_weak) 308#define _LIBCPP_HAS_OBJC_ARC_WEAK 309#define _LIBCPP_HAS_NO_STRONG_ENUMS 310#endif 311 312#if !(__has_feature(cxx_constexpr)) 313#define _LIBCPP_HAS_NO_CONSTEXPR 314#endif 315 316#if __ISO_C_VISIBLE >= 2011 || __cplusplus >= 201103L 317#if defined(__FreeBSD__) 318#define _LIBCPP_HAS_QUICK_EXIT 319#define _LIBCPP_HAS_C11_FEATURES 320#elif defined(__ANDROID__) 321#define _LIBCPP_HAS_QUICK_EXIT 322#elif defined(__linux__) 323#include <features.h> 324#if __GLIBC_PREREQ(2, 15) 325#define _LIBCPP_HAS_QUICK_EXIT 326#endif 327#if __GLIBC_PREREQ(2, 17) 328#define _LIBCPP_HAS_C11_FEATURES 329#endif 330#endif 331#endif 332 333#if (__has_feature(cxx_noexcept)) 334# define _NOEXCEPT noexcept 335# define _NOEXCEPT_(x) noexcept(x) 336# define _NOEXCEPT_OR_FALSE(x) noexcept(x) 337#else 338# define _NOEXCEPT throw() 339# define _NOEXCEPT_(x) 340# define _NOEXCEPT_OR_FALSE(x) false 341#endif 342 343#if __has_feature(underlying_type) 344# define _LIBCXX_UNDERLYING_TYPE(T) __underlying_type(T) 345#endif 346 347// Inline namespaces are available in Clang regardless of C++ dialect. 348#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE { 349#define _LIBCPP_END_NAMESPACE_STD } } 350#define _VSTD std::_LIBCPP_NAMESPACE 351 352namespace std { 353 inline namespace _LIBCPP_NAMESPACE { 354 } 355} 356 357#elif defined(__GNUC__) 358 359#define _ALIGNAS(x) __attribute__((__aligned__(x))) 360#define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x)))) 361 362#define _LIBCPP_NORETURN __attribute__((noreturn)) 363 364#if !__EXCEPTIONS 365#define _LIBCPP_NO_EXCEPTIONS 366#endif 367 368#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES 369#define _LIBCPP_HAS_NO_CONSTEXPR 370 371#define _NOEXCEPT throw() 372#define _NOEXCEPT_(x) 373#define _NOEXCEPT_OR_FALSE(x) false 374 375#ifndef __GXX_EXPERIMENTAL_CXX0X__ 376 377#define _LIBCPP_HAS_NO_ADVANCED_SFINAE 378#define _LIBCPP_HAS_NO_DECLTYPE 379#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS 380#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS 381#define _LIBCPP_HAS_NO_NULLPTR 382#define _LIBCPP_HAS_NO_STATIC_ASSERT 383#define _LIBCPP_HAS_NO_UNICODE_CHARS 384#define _LIBCPP_HAS_NO_VARIADICS 385#define _LIBCPP_HAS_NO_RVALUE_REFERENCES 386#define _LIBCPP_HAS_NO_ALWAYS_INLINE_VARIADICS 387#define _LIBCPP_HAS_NO_STRONG_ENUMS 388 389#else // __GXX_EXPERIMENTAL_CXX0X__ 390 391#define _LIBCPP_HAS_NO_TRAILING_RETURN 392#define _LIBCPP_HAS_NO_ALWAYS_INLINE_VARIADICS 393 394#if _GNUC_VER < 403 395#define _LIBCPP_HAS_NO_RVALUE_REFERENCES 396#endif 397 398#if _GNUC_VER < 403 399#define _LIBCPP_HAS_NO_STATIC_ASSERT 400#endif 401 402#if _GNUC_VER < 404 403#define _LIBCPP_HAS_NO_DECLTYPE 404#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS 405#define _LIBCPP_HAS_NO_UNICODE_CHARS 406#define _LIBCPP_HAS_NO_VARIADICS 407#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 408#endif // _GNUC_VER < 404 409 410#if _GNUC_VER < 406 411#define _LIBCPP_HAS_NO_NULLPTR 412#endif 413 414#if _GNUC_VER < 407 415#define _LIBCPP_HAS_NO_ADVANCED_SFINAE 416#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS 417#endif 418 419#endif // __GXX_EXPERIMENTAL_CXX0X__ 420 421#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { namespace _LIBCPP_NAMESPACE { 422#define _LIBCPP_END_NAMESPACE_STD } } 423#define _VSTD std::_LIBCPP_NAMESPACE 424 425namespace std { 426namespace _LIBCPP_NAMESPACE { 427} 428using namespace _LIBCPP_NAMESPACE __attribute__((__strong__)); 429} 430 431#elif defined(_LIBCPP_MSVC) 432 433#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES 434#define _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER 435#define _LIBCPP_HAS_NO_CONSTEXPR 436#define _LIBCPP_HAS_NO_UNICODE_CHARS 437#define _LIBCPP_HAS_NO_DELETED_FUNCTIONS 438#define _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS 439#define __alignof__ __alignof 440#define _LIBCPP_NORETURN __declspec(noreturn) 441#define _ALIGNAS(x) __declspec(align(x)) 442#define _LIBCPP_HAS_NO_VARIADICS 443 444#define _NOEXCEPT throw () 445#define _NOEXCEPT_(x) 446#define _NOEXCEPT_OR_FALSE(x) false 447 448#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { 449#define _LIBCPP_END_NAMESPACE_STD } 450#define _VSTD std 451 452# define _LIBCPP_WEAK 453namespace std { 454} 455 456#elif defined(__IBMCPP__) 457 458#define _ALIGNAS(x) __attribute__((__aligned__(x))) 459#define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x)))) 460#define _ATTRIBUTE(x) __attribute__((x)) 461#define _LIBCPP_NORETURN __attribute__((noreturn)) 462 463#define _NOEXCEPT throw() 464#define _NOEXCEPT_(x) 465#define _NOEXCEPT_OR_FALSE(x) false 466 467#define _LIBCPP_HAS_NO_TEMPLATE_ALIASES 468#define _LIBCPP_HAS_NO_ADVANCED_SFINAE 469#define _LIBCPP_HAS_NO_ALWAYS_INLINE_VARIADICS 470#define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS 471#define _LIBCPP_HAS_NO_NULLPTR 472#define _LIBCPP_HAS_NO_UNICODE_CHARS 473#define _LIBCPP_HAS_IS_BASE_OF 474 475#if defined(_AIX) 476#define __MULTILOCALE_API 477#endif 478 479#define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE { 480#define _LIBCPP_END_NAMESPACE_STD } } 481#define _VSTD std::_LIBCPP_NAMESPACE 482 483namespace std { 484 inline namespace _LIBCPP_NAMESPACE { 485 } 486} 487 488#endif // __clang__ || __GNUC__ || _MSC_VER || __IBMCPP__ 489 490#ifdef _LIBCPP_HAS_NO_UNICODE_CHARS 491typedef unsigned short char16_t; 492typedef unsigned int char32_t; 493#endif // _LIBCPP_HAS_NO_UNICODE_CHARS 494 495#ifndef __SIZEOF_INT128__ 496#define _LIBCPP_HAS_NO_INT128 497#endif 498 499#ifdef _LIBCPP_HAS_NO_STATIC_ASSERT 500 501template <bool> struct __static_assert_test; 502template <> struct __static_assert_test<true> {}; 503template <unsigned> struct __static_assert_check {}; 504#define static_assert(__b, __m) \ 505 typedef __static_assert_check<sizeof(__static_assert_test<(__b)>)> \ 506 _LIBCPP_CONCAT(__t, __LINE__) 507 508#endif // _LIBCPP_HAS_NO_STATIC_ASSERT 509 510#ifdef _LIBCPP_HAS_NO_DECLTYPE 511#define decltype(x) __typeof__(x) 512#endif 513 514#ifdef _LIBCPP_HAS_NO_CONSTEXPR 515#define _LIBCPP_CONSTEXPR 516#else 517#define _LIBCPP_CONSTEXPR constexpr 518#endif 519 520#ifdef _LIBCPP_HAS_NO_DEFAULTED_FUNCTIONS 521#define _LIBCPP_DEFAULT {} 522#else 523#define _LIBCPP_DEFAULT = default; 524#endif 525 526#ifdef __GNUC__ 527#define _NOALIAS __attribute__((__malloc__)) 528#else 529#define _NOALIAS 530#endif 531 532#ifndef __has_feature 533#define __has_feature(__x) 0 534#endif 535 536#if __has_feature(cxx_explicit_conversions) || defined(__IBMCPP__) 537# define _LIBCPP_EXPLICIT explicit 538#else 539# define _LIBCPP_EXPLICIT 540#endif 541 542#ifdef _LIBCPP_HAS_NO_STRONG_ENUMS 543#define _LIBCPP_DECLARE_STRONG_ENUM(x) struct _LIBCPP_TYPE_VIS x { enum __lx 544#define _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(x) \ 545 __lx __v_; \ 546 _LIBCPP_ALWAYS_INLINE x(__lx __v) : __v_(__v) {} \ 547 _LIBCPP_ALWAYS_INLINE explicit x(int __v) : __v_(static_cast<__lx>(__v)) {} \ 548 _LIBCPP_ALWAYS_INLINE operator int() const {return __v_;} \ 549 }; 550#else // _LIBCPP_HAS_NO_STRONG_ENUMS 551#define _LIBCPP_DECLARE_STRONG_ENUM(x) enum class _LIBCPP_TYPE_VIS x 552#define _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(x) 553#endif // _LIBCPP_HAS_NO_STRONG_ENUMS 554 555#ifdef _LIBCPP_DEBUG 556# if _LIBCPP_DEBUG == 0 557# define _LIBCPP_DEBUG_LEVEL 1 558# elif _LIBCPP_DEBUG == 1 559# define _LIBCPP_DEBUG_LEVEL 2 560# else 561# error Supported values for _LIBCPP_DEBUG are 0 and 1 562# endif 563# define _LIBCPP_EXTERN_TEMPLATE(...) 564#endif 565 566#ifndef _LIBCPP_EXTERN_TEMPLATE 567#define _LIBCPP_EXTERN_TEMPLATE(...) 568#endif 569 570#ifndef _LIBCPP_EXTERN_TEMPLATE2 571#define _LIBCPP_EXTERN_TEMPLATE2(...) extern template __VA_ARGS__; 572#endif 573 574#if defined(__APPLE__) && defined(__LP64__) && !defined(__x86_64__) 575#define _LIBCPP_NONUNIQUE_RTTI_BIT (1ULL << 63) 576#endif 577 578#if defined(__APPLE__) || defined(__FreeBSD__) || defined(_WIN32) || defined(__sun__) || defined(__NetBSD__) 579#define _LIBCPP_LOCALE__L_EXTENSIONS 1 580#endif 581 582#if defined(__FreeBSD__) 583#define _DECLARE_C99_LDBL_MATH 1 584#endif 585 586#if defined(__APPLE__) || defined(__FreeBSD__) 587#define _LIBCPP_HAS_DEFAULTRUNELOCALE 588#endif 589 590#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__sun__) 591#define _LIBCPP_WCTYPE_IS_MASK 592#endif 593 594#ifndef _LIBCPP_TRIVIAL_PAIR_COPY_CTOR 595# define _LIBCPP_TRIVIAL_PAIR_COPY_CTOR 1 596#endif 597 598#ifndef _LIBCPP_STD_VER 599# if __cplusplus <= 201103L 600# define _LIBCPP_STD_VER 11 601# else 602# define _LIBCPP_STD_VER 13 // current year, or date of c++14 ratification 603# endif 604#endif // _LIBCPP_STD_VER 605 606#if _LIBCPP_STD_VER > 11 607#define _LIBCPP_DEPRECATED [[deprecated]] 608#else 609#define _LIBCPP_DEPRECATED 610#endif 611 612#if _LIBCPP_STD_VER <= 11 613#define _LIBCPP_CONSTEXPR_AFTER_CXX11 614#define _LIBCPP_EXPLICIT_AFTER_CXX11 615#define _LIBCPP_DEPRECATED_AFTER_CXX11 616#else 617#define _LIBCPP_CONSTEXPR_AFTER_CXX11 constexpr 618#define _LIBCPP_EXPLICIT_AFTER_CXX11 explicit 619#define _LIBCPP_DEPRECATED_AFTER_CXX11 [[deprecated]] 620#endif 621 622// Try to find out if RTTI is disabled. 623// g++ and cl.exe have RTTI on by default and define a macro when it is. 624// g++ only defines the macro in 4.3.2 and onwards. 625#if !defined(_LIBCPP_NO_RTTI) 626# if defined(__GNUG__) && (__GNUC__ >= 4 && \ 627 (__GNUC_MINOR__ >= 3 || __GNUC_PATCHLEVEL__ >= 2)) && !defined(__GXX_RTTI) 628# define _LIBCPP_NO_RTTI 629# elif (defined(_MSC_VER) && !defined(__clang__)) && !defined(_CPPRTTI) 630# define _LIBCPP_NO_RTTI 631# endif 632#endif 633 634#ifndef _LIBCPP_WEAK 635# define _LIBCPP_WEAK __attribute__((__weak__)) 636#endif 637 638#endif // _LIBCPP_CONFIG 639