Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===--------------------------- __config ---------------------------------===// |
| 3 | // |
Howard Hinnant | c566dc3 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 4 | // The LLVM Compiler Infrastructure |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5 | // |
Howard Hinnant | ee11c31 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 6 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 7 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 8 | // |
| 9 | //===----------------------------------------------------------------------===// |
| 10 | |
| 11 | #ifndef _LIBCPP_CONFIG |
| 12 | #define _LIBCPP_CONFIG |
| 13 | |
Eric Fiselier | a80af82 | 2015-11-06 06:30:12 +0000 | [diff] [blame] | 14 | #if defined(_MSC_VER) && !defined(__clang__) |
| 15 | #define _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER |
| 16 | #endif |
| 17 | |
| 18 | #ifndef _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 19 | #pragma GCC system_header |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 20 | #endif |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 21 | |
Eric Fiselier | a80af82 | 2015-11-06 06:30:12 +0000 | [diff] [blame] | 22 | #ifdef __cplusplus |
| 23 | |
Howard Hinnant | cafe717 | 2012-10-03 20:48:05 +0000 | [diff] [blame] | 24 | #ifdef __GNUC__ |
| 25 | #define _GNUC_VER (__GNUC__ * 100 + __GNUC_MINOR__) |
Eric Fiselier | 7d22317 | 2015-06-13 02:18:44 +0000 | [diff] [blame] | 26 | #else |
| 27 | #define _GNUC_VER 0 |
Howard Hinnant | cafe717 | 2012-10-03 20:48:05 +0000 | [diff] [blame] | 28 | #endif |
| 29 | |
Marshall Clow | e8ff2d9 | 2016-07-18 20:27:19 +0000 | [diff] [blame] | 30 | #define _LIBCPP_VERSION 4000 |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 31 | |
Evgeniy Stepanov | da2ff7e | 2015-10-13 23:48:28 +0000 | [diff] [blame] | 32 | #ifndef _LIBCPP_ABI_VERSION |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 33 | #define _LIBCPP_ABI_VERSION 1 |
Evgeniy Stepanov | da2ff7e | 2015-10-13 23:48:28 +0000 | [diff] [blame] | 34 | #endif |
| 35 | |
| 36 | #if defined(_LIBCPP_ABI_UNSTABLE) || _LIBCPP_ABI_VERSION >= 2 |
Shoaib Meenai | 4bdf437 | 2016-09-12 20:14:44 +0000 | [diff] [blame] | 37 | // Change short string representation so that string data starts at offset 0, |
Evgeniy Stepanov | c299de2 | 2015-11-06 22:02:29 +0000 | [diff] [blame] | 38 | // improving its alignment in some cases. |
Evgeniy Stepanov | da2ff7e | 2015-10-13 23:48:28 +0000 | [diff] [blame] | 39 | #define _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT |
Evgeniy Stepanov | c299de2 | 2015-11-06 22:02:29 +0000 | [diff] [blame] | 40 | // Fix deque iterator type in order to support incomplete types. |
| 41 | #define _LIBCPP_ABI_INCOMPLETE_TYPES_IN_DEQUE |
Eric Fiselier | 696b44f | 2015-12-30 20:57:59 +0000 | [diff] [blame] | 42 | // Fix undefined behavior in how std::list stores it's linked nodes. |
| 43 | #define _LIBCPP_ABI_LIST_REMOVE_NODE_POINTER_UB |
Eric Fiselier | 70f5f87 | 2016-07-19 17:56:20 +0000 | [diff] [blame] | 44 | // Fix undefined behavior in how __tree stores its end and parent nodes. |
| 45 | #define _LIBCPP_ABI_TREE_REMOVE_NODE_POINTER_UB |
Eric Fiselier | d8f24a4 | 2016-07-23 20:36:55 +0000 | [diff] [blame] | 46 | // Fix undefined behavior in how __hash_table stores it's pointer types |
| 47 | #define _LIBCPP_ABI_FIX_UNORDERED_NODE_POINTER_UB |
Eric Fiselier | fbb6613 | 2016-01-27 00:11:54 +0000 | [diff] [blame] | 48 | #define _LIBCPP_ABI_FORWARD_LIST_REMOVE_NODE_POINTER_UB |
Eric Fiselier | 7cb64a0 | 2016-02-10 20:46:23 +0000 | [diff] [blame] | 49 | #define _LIBCPP_ABI_FIX_UNORDERED_CONTAINER_SIZE_TYPE |
Eric Fiselier | 68143d4 | 2016-06-14 03:48:09 +0000 | [diff] [blame] | 50 | #define _LIBCPP_ABI_VARIADIC_LOCK_GUARD |
Eric Fiselier | f38846d | 2016-12-28 11:09:18 +0000 | [diff] [blame] | 51 | // Don't use a nullptr_t simulation type in C++03 instead using C++11 nullptr |
Eric Fiselier | 83e3ee0 | 2016-12-28 09:50:23 +0000 | [diff] [blame] | 52 | // provided under the alternate keyword __nullptr, which changes the mangling |
| 53 | // of nullptr_t. This option is ABI incompatible with GCC in C++03 mode. |
| 54 | #define _LIBCPP_ABI_ALWAYS_USE_CXX11_NULLPTR |
Eric Fiselier | ab6bb30 | 2017-01-05 01:15:42 +0000 | [diff] [blame] | 55 | // Define the `pointer_safety` enum as a C++11 strongly typed enumeration |
| 56 | // instead of as a class simulating an enum. If this option is enabled |
| 57 | // `pointer_safety` and `get_pointer_safety()` will no longer be available |
| 58 | // in C++03. |
| 59 | #define _LIBCPP_ABI_POINTER_SAFETY_ENUM_TYPE |
Eric Fiselier | 08f7fe8 | 2016-07-18 01:58:37 +0000 | [diff] [blame] | 60 | #elif _LIBCPP_ABI_VERSION == 1 |
Eric Fiselier | fd0ef99 | 2017-01-02 22:17:51 +0000 | [diff] [blame] | 61 | #if !defined(_WIN32) |
| 62 | // Enable compiling a definition of error_category() into the libc++ dylib. |
| 63 | #define _LIBCPP_DEPRECATED_ABI_EXTERNAL_ERROR_CATEGORY_CONSTRUCTOR |
| 64 | #endif |
Eric Fiselier | 08f7fe8 | 2016-07-18 01:58:37 +0000 | [diff] [blame] | 65 | // Feature macros for disabling pre ABI v1 features. All of these options |
| 66 | // are deprecated. |
| 67 | #if defined(__FreeBSD__) |
| 68 | #define _LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR |
| 69 | #endif |
| 70 | #endif |
| 71 | |
| 72 | #ifdef _LIBCPP_TRIVIAL_PAIR_COPY_CTOR |
| 73 | #error "_LIBCPP_TRIVIAL_PAIR_COPY_CTOR" is no longer supported. \ |
| 74 | use _LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR instead |
Evgeniy Stepanov | da2ff7e | 2015-10-13 23:48:28 +0000 | [diff] [blame] | 75 | #endif |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 76 | |
| 77 | #define _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_X##_LIBCPP_Y |
| 78 | #define _LIBCPP_CONCAT(_LIBCPP_X,_LIBCPP_Y) _LIBCPP_CONCAT1(_LIBCPP_X,_LIBCPP_Y) |
| 79 | |
| 80 | #define _LIBCPP_NAMESPACE _LIBCPP_CONCAT(__,_LIBCPP_ABI_VERSION) |
| 81 | |
Eric Fiselier | c6f17cc | 2016-09-25 03:34:28 +0000 | [diff] [blame] | 82 | #if __cplusplus < 201103L |
| 83 | #define _LIBCPP_CXX03_LANG |
| 84 | #endif |
Eric Fiselier | 86fcc92 | 2015-07-10 20:26:38 +0000 | [diff] [blame] | 85 | |
| 86 | #ifndef __has_attribute |
| 87 | #define __has_attribute(__x) 0 |
| 88 | #endif |
| 89 | #ifndef __has_builtin |
| 90 | #define __has_builtin(__x) 0 |
| 91 | #endif |
Eric Fiselier | 8020b6c | 2015-08-19 17:21:46 +0000 | [diff] [blame] | 92 | #ifndef __has_extension |
| 93 | #define __has_extension(__x) 0 |
| 94 | #endif |
Eric Fiselier | 86fcc92 | 2015-07-10 20:26:38 +0000 | [diff] [blame] | 95 | #ifndef __has_feature |
| 96 | #define __has_feature(__x) 0 |
| 97 | #endif |
| 98 | // '__is_identifier' returns '0' if '__x' is a reserved identifier provided by |
| 99 | // the compiler and '1' otherwise. |
| 100 | #ifndef __is_identifier |
| 101 | #define __is_identifier(__x) 1 |
| 102 | #endif |
| 103 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 104 | #if defined(__clang__) |
| 105 | #define _LIBCPP_COMPILER_CLANG |
| 106 | #elif defined(__GNUC__) |
| 107 | #define _LIBCPP_COMPILER_GCC |
| 108 | #elif defined(_MSC_VER) |
| 109 | #define _LIBCPP_COMPILER_MSVC |
| 110 | #elif defined(__IBMCPP__) |
| 111 | #define _LIBCPP_COMPILER_IBM |
| 112 | #endif |
| 113 | |
Eric Fiselier | a6d9634 | 2017-01-07 02:43:58 +0000 | [diff] [blame^] | 114 | // FIXME: ABI detection should be done via compiler builtin macros. This |
| 115 | // is just a placeholder until Clang implements such macros. For now assume |
| 116 | // that Windows compilers pretending to be MSVC++ target the microsoft ABI. |
| 117 | #if defined(_WIN32) && defined(_MSC_VER) |
| 118 | # define _LIBCPP_ABI_MICROSOFT |
| 119 | #else |
| 120 | # define _LIBCPP_ABI_ITANIUM |
| 121 | #endif |
| 122 | |
Dan Albert | 21800dc | 2016-09-19 18:00:45 +0000 | [diff] [blame] | 123 | // Need to detect which libc we're using if we're on Linux. |
| 124 | #if defined(__linux__) |
| 125 | #include <features.h> |
| 126 | #if !defined(__GLIBC_PREREQ) |
| 127 | #define __GLIBC_PREREQ(a, b) 0 |
| 128 | #endif // !defined(__GLIBC_PREREQ) |
| 129 | #endif // defined(__linux__) |
Eric Fiselier | 86fcc92 | 2015-07-10 20:26:38 +0000 | [diff] [blame] | 130 | |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 131 | #ifdef __LITTLE_ENDIAN__ |
| 132 | #if __LITTLE_ENDIAN__ |
| 133 | #define _LIBCPP_LITTLE_ENDIAN 1 |
| 134 | #define _LIBCPP_BIG_ENDIAN 0 |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 135 | #endif // __LITTLE_ENDIAN__ |
| 136 | #endif // __LITTLE_ENDIAN__ |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 137 | |
| 138 | #ifdef __BIG_ENDIAN__ |
| 139 | #if __BIG_ENDIAN__ |
| 140 | #define _LIBCPP_LITTLE_ENDIAN 0 |
| 141 | #define _LIBCPP_BIG_ENDIAN 1 |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 142 | #endif // __BIG_ENDIAN__ |
| 143 | #endif // __BIG_ENDIAN__ |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 144 | |
Dan Albert | 98d9779 | 2015-09-16 18:10:47 +0000 | [diff] [blame] | 145 | #ifdef __BYTE_ORDER__ |
| 146 | #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ |
| 147 | #define _LIBCPP_LITTLE_ENDIAN 1 |
| 148 | #define _LIBCPP_BIG_ENDIAN 0 |
| 149 | #elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ |
| 150 | #define _LIBCPP_LITTLE_ENDIAN 0 |
| 151 | #define _LIBCPP_BIG_ENDIAN 1 |
| 152 | #endif // __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ |
| 153 | #endif // __BYTE_ORDER__ |
| 154 | |
David Chisnall | 93008f0 | 2010-08-11 16:27:20 +0000 | [diff] [blame] | 155 | #ifdef __FreeBSD__ |
| 156 | # include <sys/endian.h> |
| 157 | # if _BYTE_ORDER == _LITTLE_ENDIAN |
| 158 | # define _LIBCPP_LITTLE_ENDIAN 1 |
| 159 | # define _LIBCPP_BIG_ENDIAN 0 |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 160 | # else // _BYTE_ORDER == _LITTLE_ENDIAN |
David Chisnall | 93008f0 | 2010-08-11 16:27:20 +0000 | [diff] [blame] | 161 | # define _LIBCPP_LITTLE_ENDIAN 0 |
| 162 | # define _LIBCPP_BIG_ENDIAN 1 |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 163 | # endif // _BYTE_ORDER == _LITTLE_ENDIAN |
Howard Hinnant | 1383035 | 2012-11-26 21:18:17 +0000 | [diff] [blame] | 164 | # ifndef __LONG_LONG_SUPPORTED |
| 165 | # define _LIBCPP_HAS_NO_LONG_LONG |
| 166 | # endif // __LONG_LONG_SUPPORTED |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 167 | #endif // __FreeBSD__ |
David Chisnall | 93008f0 | 2010-08-11 16:27:20 +0000 | [diff] [blame] | 168 | |
Joerg Sonnenberger | 153e416 | 2013-05-17 21:17:34 +0000 | [diff] [blame] | 169 | #ifdef __NetBSD__ |
| 170 | # include <sys/endian.h> |
| 171 | # if _BYTE_ORDER == _LITTLE_ENDIAN |
| 172 | # define _LIBCPP_LITTLE_ENDIAN 1 |
| 173 | # define _LIBCPP_BIG_ENDIAN 0 |
| 174 | # else // _BYTE_ORDER == _LITTLE_ENDIAN |
| 175 | # define _LIBCPP_LITTLE_ENDIAN 0 |
| 176 | # define _LIBCPP_BIG_ENDIAN 1 |
| 177 | # endif // _BYTE_ORDER == _LITTLE_ENDIAN |
| 178 | # define _LIBCPP_HAS_QUICK_EXIT |
| 179 | #endif // __NetBSD__ |
| 180 | |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 181 | #if defined(_WIN32) |
| 182 | # define _LIBCPP_WIN32API 1 |
Howard Hinnant | 34bad2a | 2011-05-13 17:16:06 +0000 | [diff] [blame] | 183 | # define _LIBCPP_LITTLE_ENDIAN 1 |
| 184 | # define _LIBCPP_BIG_ENDIAN 0 |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 185 | # define _LIBCPP_SHORT_WCHAR 1 |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 186 | |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 187 | // If mingw not explicitly detected, assume using MS C runtime only. |
Howard Hinnant | 8ad7091 | 2013-09-17 01:34:47 +0000 | [diff] [blame] | 188 | # ifndef __MINGW32__ |
| 189 | # define _LIBCPP_MSVCRT // Using Microsoft's C Runtime library |
| 190 | # endif |
Saleem Abdulrasool | 32300ca | 2017-01-04 01:53:24 +0000 | [diff] [blame] | 191 | # if (defined(_M_AMD64) || defined(__x86_64__)) || (defined(_M_ARM) || defined(__arm__)) |
| 192 | # define _LIBCPP_HAS_BITSCAN64 |
| 193 | # endif |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 194 | #endif // defined(_WIN32) |
Howard Hinnant | 34bad2a | 2011-05-13 17:16:06 +0000 | [diff] [blame] | 195 | |
David Chisnall | 8074c34 | 2012-02-29 13:05:08 +0000 | [diff] [blame] | 196 | #ifdef __sun__ |
| 197 | # include <sys/isa_defs.h> |
| 198 | # ifdef _LITTLE_ENDIAN |
| 199 | # define _LIBCPP_LITTLE_ENDIAN 1 |
| 200 | # define _LIBCPP_BIG_ENDIAN 0 |
| 201 | # else |
| 202 | # define _LIBCPP_LITTLE_ENDIAN 0 |
| 203 | # define _LIBCPP_BIG_ENDIAN 1 |
| 204 | # endif |
| 205 | #endif // __sun__ |
| 206 | |
Ed Schouten | dcf3740 | 2015-03-10 07:46:06 +0000 | [diff] [blame] | 207 | #if defined(__CloudABI__) |
| 208 | // Certain architectures provide arc4random(). Prefer using |
| 209 | // arc4random() over /dev/{u,}random to make it possible to obtain |
| 210 | // random data even when using sandboxing mechanisms such as chroots, |
| 211 | // Capsicum, etc. |
| 212 | # define _LIBCPP_USING_ARC4_RANDOM |
| 213 | #elif defined(__native_client__) |
JF Bastien | d483203 | 2014-12-01 19:19:55 +0000 | [diff] [blame] | 214 | // NaCl's sandbox (which PNaCl also runs in) doesn't allow filesystem access, |
| 215 | // including accesses to the special files under /dev. C++11's |
| 216 | // std::random_device is instead exposed through a NaCl syscall. |
| 217 | # define _LIBCPP_USING_NACL_RANDOM |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 218 | #elif defined(_LIBCPP_WIN32API) |
Ed Schouten | dcf3740 | 2015-03-10 07:46:06 +0000 | [diff] [blame] | 219 | # define _LIBCPP_USING_WIN32_RANDOM |
| 220 | #else |
| 221 | # define _LIBCPP_USING_DEV_RANDOM |
| 222 | #endif |
JF Bastien | d483203 | 2014-12-01 19:19:55 +0000 | [diff] [blame] | 223 | |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 224 | #if !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) |
Howard Hinnant | 155c2af | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 225 | # include <endian.h> |
| 226 | # if __BYTE_ORDER == __LITTLE_ENDIAN |
| 227 | # define _LIBCPP_LITTLE_ENDIAN 1 |
| 228 | # define _LIBCPP_BIG_ENDIAN 0 |
| 229 | # elif __BYTE_ORDER == __BIG_ENDIAN |
| 230 | # define _LIBCPP_LITTLE_ENDIAN 0 |
| 231 | # define _LIBCPP_BIG_ENDIAN 1 |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 232 | # else // __BYTE_ORDER == __BIG_ENDIAN |
Howard Hinnant | 155c2af | 2010-05-24 17:49:41 +0000 | [diff] [blame] | 233 | # error unable to determine endian |
| 234 | # endif |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 235 | #endif // !defined(_LIBCPP_LITTLE_ENDIAN) || !defined(_LIBCPP_BIG_ENDIAN) |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 236 | |
Evgeniy Stepanov | 076b237 | 2016-02-10 21:53:28 +0000 | [diff] [blame] | 237 | #if __has_attribute(__no_sanitize__) |
| 238 | #define _LIBCPP_NO_CFI __attribute__((__no_sanitize__("cfi"))) |
| 239 | #else |
| 240 | #define _LIBCPP_NO_CFI |
| 241 | #endif |
| 242 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 243 | #if defined(_LIBCPP_COMPILER_CLANG) |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 244 | |
Evgeniy Stepanov | da2ff7e | 2015-10-13 23:48:28 +0000 | [diff] [blame] | 245 | // _LIBCPP_ALTERNATE_STRING_LAYOUT is an old name for |
| 246 | // _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT left here for backward compatibility. |
| 247 | #if (defined(__APPLE__) && !defined(__i386__) && !defined(__x86_64__) && \ |
| 248 | !defined(__arm__)) || \ |
| 249 | defined(_LIBCPP_ALTERNATE_STRING_LAYOUT) |
| 250 | #define _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT |
Tim Northover | ffc9593 | 2014-03-30 11:34:22 +0000 | [diff] [blame] | 251 | #endif |
| 252 | |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 253 | #if __has_feature(cxx_alignas) |
Howard Hinnant | 62cad69 | 2012-05-31 19:31:14 +0000 | [diff] [blame] | 254 | # define _ALIGNAS_TYPE(x) alignas(x) |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 255 | # define _ALIGNAS(x) alignas(x) |
| 256 | #else |
Howard Hinnant | 076b28c | 2012-05-31 20:14:00 +0000 | [diff] [blame] | 257 | # define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x)))) |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 258 | # define _ALIGNAS(x) __attribute__((__aligned__(x))) |
| 259 | #endif |
| 260 | |
Marshall Clow | 2b12c31 | 2014-02-22 15:13:48 +0000 | [diff] [blame] | 261 | #if __cplusplus < 201103L |
Howard Hinnant | 31cd14f | 2010-09-16 23:27:26 +0000 | [diff] [blame] | 262 | typedef __char16_t char16_t; |
| 263 | typedef __char32_t char32_t; |
Howard Hinnant | 8e6a398 | 2010-09-07 20:31:18 +0000 | [diff] [blame] | 264 | #endif |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 265 | |
Weiming Zhao | 9fe43d5 | 2016-04-21 05:28:18 +0000 | [diff] [blame] | 266 | #if !(__has_feature(cxx_exceptions)) && !defined(_LIBCPP_NO_EXCEPTIONS) |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 267 | #define _LIBCPP_NO_EXCEPTIONS |
| 268 | #endif |
| 269 | |
Howard Hinnant | 72f7358 | 2010-08-11 17:04:31 +0000 | [diff] [blame] | 270 | #if !(__has_feature(cxx_rtti)) |
| 271 | #define _LIBCPP_NO_RTTI |
| 272 | #endif |
| 273 | |
Howard Hinnant | 09bc0c9 | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 274 | #if !(__has_feature(cxx_strong_enums)) |
| 275 | #define _LIBCPP_HAS_NO_STRONG_ENUMS |
| 276 | #endif |
| 277 | |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 278 | #if !(__has_feature(cxx_decltype)) |
| 279 | #define _LIBCPP_HAS_NO_DECLTYPE |
| 280 | #endif |
| 281 | |
Howard Hinnant | 8df9629 | 2011-05-26 17:07:32 +0000 | [diff] [blame] | 282 | #if __has_feature(cxx_attributes) |
Richard Smith | cabd392 | 2012-07-26 02:04:22 +0000 | [diff] [blame] | 283 | # define _LIBCPP_NORETURN [[noreturn]] |
Howard Hinnant | 8df9629 | 2011-05-26 17:07:32 +0000 | [diff] [blame] | 284 | #else |
Richard Smith | cabd392 | 2012-07-26 02:04:22 +0000 | [diff] [blame] | 285 | # define _LIBCPP_NORETURN __attribute__ ((noreturn)) |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 286 | #endif |
| 287 | |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 288 | #if !(__has_feature(cxx_lambdas)) |
| 289 | #define _LIBCPP_HAS_NO_LAMBDAS |
| 290 | #endif |
| 291 | |
| 292 | #if !(__has_feature(cxx_nullptr)) |
Eric Fiselier | 83e3ee0 | 2016-12-28 09:50:23 +0000 | [diff] [blame] | 293 | # if __has_extension(cxx_nullptr) && defined(_LIBCPP_ABI_ALWAYS_USE_CXX11_NULLPTR) |
| 294 | # define nullptr __nullptr |
| 295 | # else |
| 296 | # define _LIBCPP_HAS_NO_NULLPTR |
| 297 | # endif |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 298 | #endif |
| 299 | |
| 300 | #if !(__has_feature(cxx_rvalue_references)) |
| 301 | #define _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| 302 | #endif |
| 303 | |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 304 | #if !(__has_feature(cxx_auto_type)) |
| 305 | #define _LIBCPP_HAS_NO_AUTO_TYPE |
Howard Hinnant | 986832c | 2011-07-29 21:35:53 +0000 | [diff] [blame] | 306 | #endif |
| 307 | |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 308 | #if !(__has_feature(cxx_variadic_templates)) |
| 309 | #define _LIBCPP_HAS_NO_VARIADICS |
| 310 | #endif |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 311 | |
Howard Hinnant | 3371179 | 2011-08-12 21:56:02 +0000 | [diff] [blame] | 312 | #if !(__has_feature(cxx_generalized_initializers)) |
| 313 | #define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
| 314 | #endif |
| 315 | |
Howard Hinnant | dd0d702 | 2011-09-22 19:10:18 +0000 | [diff] [blame] | 316 | #if __has_feature(is_base_of) |
Howard Hinnant | 13d8bc1 | 2013-08-01 18:17:34 +0000 | [diff] [blame] | 317 | # define _LIBCPP_HAS_IS_BASE_OF |
Howard Hinnant | dd0d702 | 2011-09-22 19:10:18 +0000 | [diff] [blame] | 318 | #endif |
| 319 | |
Eric Fiselier | f739430 | 2015-06-13 07:08:02 +0000 | [diff] [blame] | 320 | #if __has_feature(is_final) |
| 321 | # define _LIBCPP_HAS_IS_FINAL |
| 322 | #endif |
| 323 | |
Douglas Gregor | 1303444 | 2011-06-22 22:17:44 +0000 | [diff] [blame] | 324 | // Objective-C++ features (opt-in) |
| 325 | #if __has_feature(objc_arc) |
| 326 | #define _LIBCPP_HAS_OBJC_ARC |
| 327 | #endif |
| 328 | |
| 329 | #if __has_feature(objc_arc_weak) |
| 330 | #define _LIBCPP_HAS_OBJC_ARC_WEAK |
Howard Hinnant | 09bc0c9 | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 331 | #define _LIBCPP_HAS_NO_STRONG_ENUMS |
Douglas Gregor | 1303444 | 2011-06-22 22:17:44 +0000 | [diff] [blame] | 332 | #endif |
| 333 | |
Howard Hinnant | 62c8c0b | 2010-09-06 19:10:31 +0000 | [diff] [blame] | 334 | #if !(__has_feature(cxx_constexpr)) |
| 335 | #define _LIBCPP_HAS_NO_CONSTEXPR |
| 336 | #endif |
| 337 | |
Eric Fiselier | b4c0c66 | 2014-07-17 05:16:18 +0000 | [diff] [blame] | 338 | #if !(__has_feature(cxx_relaxed_constexpr)) |
| 339 | #define _LIBCPP_HAS_NO_CXX14_CONSTEXPR |
| 340 | #endif |
| 341 | |
Marshall Clow | faae698 | 2015-03-17 15:30:22 +0000 | [diff] [blame] | 342 | #if !(__has_feature(cxx_variable_templates)) |
| 343 | #define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES |
| 344 | #endif |
| 345 | |
David Blaikie | 97ab002 | 2013-05-13 21:53:44 +0000 | [diff] [blame] | 346 | #if __ISO_C_VISIBLE >= 2011 || __cplusplus >= 201103L |
| 347 | #if defined(__FreeBSD__) |
David Chisnall | 277ad05 | 2012-03-14 14:10:37 +0000 | [diff] [blame] | 348 | #define _LIBCPP_HAS_QUICK_EXIT |
Howard Hinnant | cabc5a2 | 2012-10-13 18:03:53 +0000 | [diff] [blame] | 349 | #define _LIBCPP_HAS_C11_FEATURES |
Petr Hosek | 34a5455 | 2016-10-10 18:53:32 +0000 | [diff] [blame] | 350 | #elif defined(__Fuchsia__) |
| 351 | #define _LIBCPP_HAS_QUICK_EXIT |
| 352 | #define _LIBCPP_HAS_C11_FEATURES |
David Blaikie | 97ab002 | 2013-05-13 21:53:44 +0000 | [diff] [blame] | 353 | #elif defined(__linux__) |
Vasileios Kalintiris | 281b4cf | 2015-11-09 10:21:04 +0000 | [diff] [blame] | 354 | #if !defined(_LIBCPP_HAS_MUSL_LIBC) |
Dan Albert | 21800dc | 2016-09-19 18:00:45 +0000 | [diff] [blame] | 355 | #if __GLIBC_PREREQ(2, 15) || defined(__BIONIC__) |
David Blaikie | 97ab002 | 2013-05-13 21:53:44 +0000 | [diff] [blame] | 356 | #define _LIBCPP_HAS_QUICK_EXIT |
| 357 | #endif |
| 358 | #if __GLIBC_PREREQ(2, 17) |
| 359 | #define _LIBCPP_HAS_C11_FEATURES |
| 360 | #endif |
Vasileios Kalintiris | 281b4cf | 2015-11-09 10:21:04 +0000 | [diff] [blame] | 361 | #else // defined(_LIBCPP_HAS_MUSL_LIBC) |
| 362 | #define _LIBCPP_HAS_QUICK_EXIT |
| 363 | #define _LIBCPP_HAS_C11_FEATURES |
David Blaikie | 97ab002 | 2013-05-13 21:53:44 +0000 | [diff] [blame] | 364 | #endif |
Vasileios Kalintiris | 281b4cf | 2015-11-09 10:21:04 +0000 | [diff] [blame] | 365 | #endif // __linux__ |
David Chisnall | 277ad05 | 2012-03-14 14:10:37 +0000 | [diff] [blame] | 366 | #endif |
| 367 | |
Eric Fiselier | 1af87ca | 2015-12-15 22:16:47 +0000 | [diff] [blame] | 368 | #if !(__has_feature(cxx_noexcept)) |
| 369 | #define _LIBCPP_HAS_NO_NOEXCEPT |
Howard Hinnant | 68d1339 | 2011-05-11 20:19:40 +0000 | [diff] [blame] | 370 | #endif |
| 371 | |
Alexis Hunt | 43b6e8e | 2011-07-18 18:37:21 +0000 | [diff] [blame] | 372 | #if __has_feature(underlying_type) |
Marshall Clow | 2072352 | 2014-06-26 01:07:56 +0000 | [diff] [blame] | 373 | # define _LIBCPP_UNDERLYING_TYPE(T) __underlying_type(T) |
| 374 | #endif |
| 375 | |
| 376 | #if __has_feature(is_literal) |
| 377 | # define _LIBCPP_IS_LITERAL(T) __is_literal(T) |
Alexis Hunt | 43b6e8e | 2011-07-18 18:37:21 +0000 | [diff] [blame] | 378 | #endif |
| 379 | |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 380 | // Inline namespaces are available in Clang regardless of C++ dialect. |
| 381 | #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE { |
| 382 | #define _LIBCPP_END_NAMESPACE_STD } } |
| 383 | #define _VSTD std::_LIBCPP_NAMESPACE |
| 384 | |
| 385 | namespace std { |
| 386 | inline namespace _LIBCPP_NAMESPACE { |
| 387 | } |
| 388 | } |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 389 | |
Marshall Clow | 90fc047 | 2014-04-14 15:44:57 +0000 | [diff] [blame] | 390 | #if !defined(_LIBCPP_HAS_NO_ASAN) && !__has_feature(address_sanitizer) |
| 391 | #define _LIBCPP_HAS_NO_ASAN |
| 392 | #endif |
| 393 | |
Marshall Clow | 55b23d2 | 2016-01-12 00:38:04 +0000 | [diff] [blame] | 394 | // Allow for build-time disabling of unsigned integer sanitization |
Jonathan Roelofs | 2546350 | 2016-01-13 23:27:08 +0000 | [diff] [blame] | 395 | #if !defined(_LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK) && __has_attribute(no_sanitize) |
Saleem Abdulrasool | 38acb64 | 2016-02-09 04:05:37 +0000 | [diff] [blame] | 396 | #define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK __attribute__((__no_sanitize__("unsigned-integer-overflow"))) |
Marshall Clow | 55b23d2 | 2016-01-12 00:38:04 +0000 | [diff] [blame] | 397 | #endif |
| 398 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 399 | #elif defined(_LIBCPP_COMPILER_GCC) |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 400 | |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 401 | #define _ALIGNAS(x) __attribute__((__aligned__(x))) |
Howard Hinnant | 67f7517 | 2012-08-19 17:14:47 +0000 | [diff] [blame] | 402 | #define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x)))) |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 403 | |
Richard Smith | cabd392 | 2012-07-26 02:04:22 +0000 | [diff] [blame] | 404 | #define _LIBCPP_NORETURN __attribute__((noreturn)) |
Howard Hinnant | 1e570a3 | 2011-05-31 13:13:49 +0000 | [diff] [blame] | 405 | |
Marshall Clow | 2072352 | 2014-06-26 01:07:56 +0000 | [diff] [blame] | 406 | #if _GNUC_VER >= 407 |
| 407 | #define _LIBCPP_UNDERLYING_TYPE(T) __underlying_type(T) |
| 408 | #define _LIBCPP_IS_LITERAL(T) __is_literal_type(T) |
Eric Fiselier | f739430 | 2015-06-13 07:08:02 +0000 | [diff] [blame] | 409 | #define _LIBCPP_HAS_IS_FINAL |
| 410 | #endif |
| 411 | |
| 412 | #if defined(__GNUC__) && _GNUC_VER >= 403 |
| 413 | # define _LIBCPP_HAS_IS_BASE_OF |
Marshall Clow | 2072352 | 2014-06-26 01:07:56 +0000 | [diff] [blame] | 414 | #endif |
| 415 | |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 416 | #if !__EXCEPTIONS |
| 417 | #define _LIBCPP_NO_EXCEPTIONS |
| 418 | #endif |
| 419 | |
Nico Weber | d04e475 | 2014-06-04 15:46:56 +0000 | [diff] [blame] | 420 | // constexpr was added to GCC in 4.6. |
| 421 | #if _GNUC_VER < 406 |
Howard Hinnant | 62c8c0b | 2010-09-06 19:10:31 +0000 | [diff] [blame] | 422 | #define _LIBCPP_HAS_NO_CONSTEXPR |
Nico Weber | d04e475 | 2014-06-04 15:46:56 +0000 | [diff] [blame] | 423 | // Can only use constexpr in c++11 mode. |
| 424 | #elif !defined(__GXX_EXPERIMENTAL_CXX0X__) && __cplusplus < 201103L |
| 425 | #define _LIBCPP_HAS_NO_CONSTEXPR |
| 426 | #endif |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 427 | |
Marshall Clow | e2be633 | 2015-10-20 07:37:11 +0000 | [diff] [blame] | 428 | // Determine if GCC supports relaxed constexpr |
| 429 | #if !defined(__cpp_constexpr) || __cpp_constexpr < 201304L |
Eric Fiselier | b4c0c66 | 2014-07-17 05:16:18 +0000 | [diff] [blame] | 430 | #define _LIBCPP_HAS_NO_CXX14_CONSTEXPR |
Marshall Clow | e2be633 | 2015-10-20 07:37:11 +0000 | [diff] [blame] | 431 | #endif |
| 432 | |
Marshall Clow | faae698 | 2015-03-17 15:30:22 +0000 | [diff] [blame] | 433 | // GCC 5 will support variable templates |
Eric Fiselier | 88f0712 | 2015-12-15 00:32:21 +0000 | [diff] [blame] | 434 | #if !defined(__cpp_variable_templates) || __cpp_variable_templates < 201304L |
Marshall Clow | faae698 | 2015-03-17 15:30:22 +0000 | [diff] [blame] | 435 | #define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES |
Eric Fiselier | 88f0712 | 2015-12-15 00:32:21 +0000 | [diff] [blame] | 436 | #endif |
Eric Fiselier | b4c0c66 | 2014-07-17 05:16:18 +0000 | [diff] [blame] | 437 | |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 438 | #ifndef __GXX_EXPERIMENTAL_CXX0X__ |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 439 | #define _LIBCPP_HAS_NO_DECLTYPE |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 440 | #define _LIBCPP_HAS_NO_NULLPTR |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 441 | #define _LIBCPP_HAS_NO_UNICODE_CHARS |
| 442 | #define _LIBCPP_HAS_NO_VARIADICS |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 443 | #define _LIBCPP_HAS_NO_RVALUE_REFERENCES |
Logan Chien | 5eb2ac4 | 2013-12-14 06:44:09 +0000 | [diff] [blame] | 444 | #define _LIBCPP_HAS_NO_STRONG_ENUMS |
Eric Fiselier | 1af87ca | 2015-12-15 22:16:47 +0000 | [diff] [blame] | 445 | #define _LIBCPP_HAS_NO_NOEXCEPT |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 446 | |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 447 | #else // __GXX_EXPERIMENTAL_CXX0X__ |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 448 | |
Howard Hinnant | cafe717 | 2012-10-03 20:48:05 +0000 | [diff] [blame] | 449 | #if _GNUC_VER < 403 |
Howard Hinnant | 74279a5 | 2010-09-04 23:28:19 +0000 | [diff] [blame] | 450 | #define _LIBCPP_HAS_NO_RVALUE_REFERENCES |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 451 | #endif |
| 452 | |
Eric Fiselier | f825e1b | 2015-12-23 08:20:26 +0000 | [diff] [blame] | 453 | |
Howard Hinnant | cafe717 | 2012-10-03 20:48:05 +0000 | [diff] [blame] | 454 | #if _GNUC_VER < 404 |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 455 | #define _LIBCPP_HAS_NO_DECLTYPE |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 456 | #define _LIBCPP_HAS_NO_UNICODE_CHARS |
| 457 | #define _LIBCPP_HAS_NO_VARIADICS |
Howard Hinnant | 3371179 | 2011-08-12 21:56:02 +0000 | [diff] [blame] | 458 | #define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
Howard Hinnant | cafe717 | 2012-10-03 20:48:05 +0000 | [diff] [blame] | 459 | #endif // _GNUC_VER < 404 |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 460 | |
Howard Hinnant | cafe717 | 2012-10-03 20:48:05 +0000 | [diff] [blame] | 461 | #if _GNUC_VER < 406 |
Eric Fiselier | 1af87ca | 2015-12-15 22:16:47 +0000 | [diff] [blame] | 462 | #define _LIBCPP_HAS_NO_NOEXCEPT |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 463 | #define _LIBCPP_HAS_NO_NULLPTR |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 464 | #endif |
| 465 | |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 466 | #endif // __GXX_EXPERIMENTAL_CXX0X__ |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 467 | |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 468 | #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { namespace _LIBCPP_NAMESPACE { |
| 469 | #define _LIBCPP_END_NAMESPACE_STD } } |
Howard Hinnant | b1ad5a8 | 2011-06-30 21:18:19 +0000 | [diff] [blame] | 470 | #define _VSTD std::_LIBCPP_NAMESPACE |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 471 | |
| 472 | namespace std { |
| 473 | namespace _LIBCPP_NAMESPACE { |
| 474 | } |
| 475 | using namespace _LIBCPP_NAMESPACE __attribute__((__strong__)); |
| 476 | } |
| 477 | |
Marshall Clow | 90fc047 | 2014-04-14 15:44:57 +0000 | [diff] [blame] | 478 | #if !defined(_LIBCPP_HAS_NO_ASAN) && !defined(__SANITIZE_ADDRESS__) |
| 479 | #define _LIBCPP_HAS_NO_ASAN |
| 480 | #endif |
| 481 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 482 | #elif defined(_LIBCPP_COMPILER_MSVC) |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 483 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 484 | #define _LIBCPP_TOSTRING2(x) #x |
| 485 | #define _LIBCPP_TOSTRING(x) _LIBCPP_TOSTRING2(x) |
| 486 | #define _LIBCPP_WARNING(x) __pragma(message(__FILE__ "(" _LIBCPP_TOSTRING(__LINE__) ") : warning note: " x)) |
| 487 | |
| 488 | #if _MSC_VER < 1900 |
| 489 | #error "MSVC versions prior to Visual Studio 2015 are not supported" |
| 490 | #endif |
| 491 | |
| 492 | #define _LIBCPP_HAS_IS_BASE_OF |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 493 | #define _LIBCPP_HAS_NO_CONSTEXPR |
Eric Fiselier | b4c0c66 | 2014-07-17 05:16:18 +0000 | [diff] [blame] | 494 | #define _LIBCPP_HAS_NO_CXX14_CONSTEXPR |
Marshall Clow | faae698 | 2015-03-17 15:30:22 +0000 | [diff] [blame] | 495 | #define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES |
Saleem Abdulrasool | 37d0c4f | 2017-01-04 05:49:59 +0000 | [diff] [blame] | 496 | #if _MSC_VER <= 1800 |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 497 | #define _LIBCPP_HAS_NO_UNICODE_CHARS |
Saleem Abdulrasool | 37d0c4f | 2017-01-04 05:49:59 +0000 | [diff] [blame] | 498 | #endif |
Eric Fiselier | 1af87ca | 2015-12-15 22:16:47 +0000 | [diff] [blame] | 499 | #define _LIBCPP_HAS_NO_NOEXCEPT |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 500 | #define __alignof__ __alignof |
Richard Smith | cabd392 | 2012-07-26 02:04:22 +0000 | [diff] [blame] | 501 | #define _LIBCPP_NORETURN __declspec(noreturn) |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 502 | #define _ALIGNAS(x) __declspec(align(x)) |
| 503 | #define _LIBCPP_HAS_NO_VARIADICS |
| 504 | |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 505 | #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std { |
| 506 | #define _LIBCPP_END_NAMESPACE_STD } |
| 507 | #define _VSTD std |
| 508 | |
Howard Hinnant | 33f0472 | 2013-10-04 23:56:37 +0000 | [diff] [blame] | 509 | # define _LIBCPP_WEAK |
Howard Hinnant | aaaa52b | 2011-10-17 20:05:10 +0000 | [diff] [blame] | 510 | namespace std { |
| 511 | } |
| 512 | |
Marshall Clow | 90fc047 | 2014-04-14 15:44:57 +0000 | [diff] [blame] | 513 | #define _LIBCPP_HAS_NO_ASAN |
| 514 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 515 | #elif defined(_LIBCPP_COMPILER_IBM) |
Howard Hinnant | ea38295 | 2013-08-14 18:00:20 +0000 | [diff] [blame] | 516 | |
| 517 | #define _ALIGNAS(x) __attribute__((__aligned__(x))) |
| 518 | #define _ALIGNAS_TYPE(x) __attribute__((__aligned__(__alignof(x)))) |
| 519 | #define _ATTRIBUTE(x) __attribute__((x)) |
| 520 | #define _LIBCPP_NORETURN __attribute__((noreturn)) |
| 521 | |
Howard Hinnant | ea38295 | 2013-08-14 18:00:20 +0000 | [diff] [blame] | 522 | #define _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS |
Eric Fiselier | 1af87ca | 2015-12-15 22:16:47 +0000 | [diff] [blame] | 523 | #define _LIBCPP_HAS_NO_NOEXCEPT |
Howard Hinnant | ea38295 | 2013-08-14 18:00:20 +0000 | [diff] [blame] | 524 | #define _LIBCPP_HAS_NO_NULLPTR |
| 525 | #define _LIBCPP_HAS_NO_UNICODE_CHARS |
Howard Hinnant | ea38295 | 2013-08-14 18:00:20 +0000 | [diff] [blame] | 526 | #define _LIBCPP_HAS_IS_BASE_OF |
Eric Fiselier | f739430 | 2015-06-13 07:08:02 +0000 | [diff] [blame] | 527 | #define _LIBCPP_HAS_IS_FINAL |
Marshall Clow | faae698 | 2015-03-17 15:30:22 +0000 | [diff] [blame] | 528 | #define _LIBCPP_HAS_NO_VARIABLE_TEMPLATES |
Howard Hinnant | ea38295 | 2013-08-14 18:00:20 +0000 | [diff] [blame] | 529 | |
| 530 | #if defined(_AIX) |
| 531 | #define __MULTILOCALE_API |
| 532 | #endif |
| 533 | |
| 534 | #define _LIBCPP_BEGIN_NAMESPACE_STD namespace std {inline namespace _LIBCPP_NAMESPACE { |
| 535 | #define _LIBCPP_END_NAMESPACE_STD } } |
| 536 | #define _VSTD std::_LIBCPP_NAMESPACE |
| 537 | |
| 538 | namespace std { |
| 539 | inline namespace _LIBCPP_NAMESPACE { |
| 540 | } |
| 541 | } |
| 542 | |
Marshall Clow | 90fc047 | 2014-04-14 15:44:57 +0000 | [diff] [blame] | 543 | #define _LIBCPP_HAS_NO_ASAN |
| 544 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 545 | #endif // _LIBCPP_COMPILER_[CLANG|GCC|MSVC|IBM] |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 546 | |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 547 | #if defined(__ELF__) |
| 548 | #define _LIBCPP_OBJECT_FORMAT_ELF 1 |
| 549 | #elif defined(__MACH__) |
| 550 | #define _LIBCPP_OBJECT_FORMAT_MACHO 1 |
| 551 | #else |
| 552 | #define _LIBCPP_OBJECT_FORMAT_COFF 1 |
| 553 | #endif |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 554 | |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 555 | #if defined(_LIBCPP_OBJECT_FORMAT_COFF) |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 556 | #if defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 557 | # define _LIBCPP_DLL_VIS |
Shoaib Meenai | 5ac1067 | 2016-09-19 18:29:07 +0000 | [diff] [blame] | 558 | # define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS |
| 559 | # define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS |
Shoaib Meenai | 2d71db4 | 2016-11-16 22:18:10 +0000 | [diff] [blame] | 560 | # define _LIBCPP_OVERRIDABLE_FUNC_VIS |
Eric Fiselier | 51e8d2f | 2016-09-26 22:19:41 +0000 | [diff] [blame] | 561 | #elif defined(_LIBCPP_BUILDING_LIBRARY) |
| 562 | # define _LIBCPP_DLL_VIS __declspec(dllexport) |
| 563 | # define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS |
| 564 | # define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS _LIBCPP_DLL_VIS |
Shoaib Meenai | 2d71db4 | 2016-11-16 22:18:10 +0000 | [diff] [blame] | 565 | # define _LIBCPP_OVERRIDABLE_FUNC_VIS _LIBCPP_DLL_VIS |
Eric Fiselier | 51e8d2f | 2016-09-26 22:19:41 +0000 | [diff] [blame] | 566 | #else |
| 567 | # define _LIBCPP_DLL_VIS __declspec(dllimport) |
| 568 | # define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS _LIBCPP_DLL_VIS |
| 569 | # define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS |
Shoaib Meenai | 2d71db4 | 2016-11-16 22:18:10 +0000 | [diff] [blame] | 570 | # define _LIBCPP_OVERRIDABLE_FUNC_VIS |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 571 | #endif |
Eric Fiselier | 51e8d2f | 2016-09-26 22:19:41 +0000 | [diff] [blame] | 572 | |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 573 | #define _LIBCPP_TYPE_VIS _LIBCPP_DLL_VIS |
| 574 | #define _LIBCPP_FUNC_VIS _LIBCPP_DLL_VIS |
| 575 | #define _LIBCPP_EXCEPTION_ABI _LIBCPP_DLL_VIS |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 576 | #define _LIBCPP_HIDDEN |
Eric Fiselier | b5eb1bf | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 577 | #define _LIBCPP_TEMPLATE_VIS |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 578 | #define _LIBCPP_FUNC_VIS_ONLY |
| 579 | #define _LIBCPP_ENUM_VIS |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 580 | |
Eric Fiselier | 8fbccea | 2017-01-06 21:42:58 +0000 | [diff] [blame] | 581 | #if defined(_LIBCPP_COMPILER_MSVC) |
Shoaib Meenai | 7e5a861 | 2016-09-16 19:12:54 +0000 | [diff] [blame] | 582 | # define _LIBCPP_INLINE_VISIBILITY __forceinline |
| 583 | # define _LIBCPP_ALWAYS_INLINE __forceinline |
| 584 | # define _LIBCPP_EXTERN_TEMPLATE_INLINE_VISIBILITY __forceinline |
| 585 | #else |
| 586 | # define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__always_inline__)) |
| 587 | # define _LIBCPP_ALWAYS_INLINE __attribute__ ((__always_inline__)) |
| 588 | # define _LIBCPP_EXTERN_TEMPLATE_INLINE_VISIBILITY __attribute__ ((__always_inline__)) |
| 589 | #endif |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 590 | #endif // defined(_LIBCPP_OBJECT_FORMAT_COFF) |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 591 | |
| 592 | #ifndef _LIBCPP_HIDDEN |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 593 | #if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 594 | #define _LIBCPP_HIDDEN __attribute__ ((__visibility__("hidden"))) |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 595 | #else |
| 596 | #define _LIBCPP_HIDDEN |
| 597 | #endif |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 598 | #endif |
| 599 | |
| 600 | #ifndef _LIBCPP_FUNC_VIS |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 601 | #if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 602 | #define _LIBCPP_FUNC_VIS __attribute__ ((__visibility__("default"))) |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 603 | #else |
| 604 | #define _LIBCPP_FUNC_VIS |
| 605 | #endif |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 606 | #endif |
| 607 | |
| 608 | #ifndef _LIBCPP_TYPE_VIS |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 609 | # if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
| 610 | # if __has_attribute(__type_visibility__) |
| 611 | # define _LIBCPP_TYPE_VIS __attribute__ ((__type_visibility__("default"))) |
| 612 | # else |
| 613 | # define _LIBCPP_TYPE_VIS __attribute__ ((__visibility__("default"))) |
| 614 | # endif |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 615 | # else |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 616 | # define _LIBCPP_TYPE_VIS |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 617 | # endif |
| 618 | #endif |
| 619 | |
Eric Fiselier | b5eb1bf | 2017-01-04 23:56:00 +0000 | [diff] [blame] | 620 | #ifndef _LIBCPP_TEMPLATE_VIS |
| 621 | # define _LIBCPP_TEMPLATE_VIS _LIBCPP_TYPE_VIS |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 622 | #endif |
| 623 | |
| 624 | #ifndef _LIBCPP_FUNC_VIS_ONLY |
| 625 | # define _LIBCPP_FUNC_VIS_ONLY _LIBCPP_FUNC_VIS |
| 626 | #endif |
| 627 | |
Shoaib Meenai | 2d71db4 | 2016-11-16 22:18:10 +0000 | [diff] [blame] | 628 | #ifndef _LIBCPP_OVERRIDABLE_FUNC_VIS |
| 629 | # define _LIBCPP_OVERRIDABLE_FUNC_VIS _LIBCPP_FUNC_VIS |
| 630 | #endif |
| 631 | |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 632 | #ifndef _LIBCPP_EXCEPTION_ABI |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 633 | #if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 634 | #define _LIBCPP_EXCEPTION_ABI __attribute__ ((__visibility__("default"))) |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 635 | #else |
| 636 | #define _LIBCPP_EXCEPTION_ABI |
| 637 | #endif |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 638 | #endif |
| 639 | |
| 640 | #ifndef _LIBCPP_ENUM_VIS |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 641 | # if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) && __has_attribute(__type_visibility__) |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 642 | # define _LIBCPP_ENUM_VIS __attribute__ ((__type_visibility__("default"))) |
| 643 | # else |
| 644 | # define _LIBCPP_ENUM_VIS |
| 645 | # endif |
| 646 | #endif |
| 647 | |
| 648 | #ifndef _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 649 | # if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) && __has_attribute(__type_visibility__) |
Eric Fiselier | d9c4da0 | 2016-10-07 23:07:59 +0000 | [diff] [blame] | 650 | # define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS __attribute__ ((__type_visibility__("default"))) |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 651 | # else |
| 652 | # define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS |
| 653 | # endif |
| 654 | #endif |
| 655 | |
Shoaib Meenai | 5ac1067 | 2016-09-19 18:29:07 +0000 | [diff] [blame] | 656 | #ifndef _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS |
| 657 | # define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS |
| 658 | #endif |
| 659 | |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 660 | #ifndef _LIBCPP_INLINE_VISIBILITY |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 661 | #if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
Eric Fiselier | c7fc708 | 2016-10-13 04:07:58 +0000 | [diff] [blame] | 662 | #define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__visibility__("hidden"), __always_inline__)) |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 663 | #else |
| 664 | #define _LIBCPP_INLINE_VISIBILITY __attribute__ ((__always_inline__)) |
| 665 | #endif |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 666 | #endif |
| 667 | |
| 668 | #ifndef _LIBCPP_ALWAYS_INLINE |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 669 | #if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
Eric Fiselier | c7fc708 | 2016-10-13 04:07:58 +0000 | [diff] [blame] | 670 | #define _LIBCPP_ALWAYS_INLINE __attribute__ ((__visibility__("hidden"), __always_inline__)) |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 671 | #else |
| 672 | #define _LIBCPP_ALWAYS_INLINE __attribute__ ((__always_inline__)) |
| 673 | #endif |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 674 | #endif |
| 675 | |
Eric Fiselier | 815ed73 | 2016-09-16 00:00:48 +0000 | [diff] [blame] | 676 | #ifndef _LIBCPP_EXTERN_TEMPLATE_INLINE_VISIBILITY |
Shoaib Meenai | f36e988 | 2016-12-05 19:40:12 +0000 | [diff] [blame] | 677 | # if !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) |
| 678 | # define _LIBCPP_EXTERN_TEMPLATE_INLINE_VISIBILITY __attribute__((__visibility__("default"), __always_inline__)) |
| 679 | # else |
| 680 | # define _LIBCPP_EXTERN_TEMPLATE_INLINE_VISIBILITY __attribute__((__always_inline__)) |
| 681 | # endif |
Eric Fiselier | 815ed73 | 2016-09-16 00:00:48 +0000 | [diff] [blame] | 682 | #endif |
| 683 | |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 684 | #ifndef _LIBCPP_PREFERRED_OVERLOAD |
| 685 | # if __has_attribute(__enable_if__) |
| 686 | # define _LIBCPP_PREFERRED_OVERLOAD __attribute__ ((__enable_if__(true, ""))) |
| 687 | # endif |
| 688 | #endif |
| 689 | |
Eric Fiselier | 1af87ca | 2015-12-15 22:16:47 +0000 | [diff] [blame] | 690 | #ifndef _LIBCPP_HAS_NO_NOEXCEPT |
| 691 | # define _NOEXCEPT noexcept |
| 692 | # define _NOEXCEPT_(x) noexcept(x) |
| 693 | #else |
| 694 | # define _NOEXCEPT throw() |
| 695 | # define _NOEXCEPT_(x) |
| 696 | #endif |
| 697 | |
Eric Fiselier | fb82543 | 2016-12-28 04:58:52 +0000 | [diff] [blame] | 698 | #if defined(_LIBCPP_DEBUG_USE_EXCEPTIONS) |
| 699 | # if !defined(_LIBCPP_DEBUG) |
| 700 | # error cannot use _LIBCPP_DEBUG_USE_EXCEPTIONS unless _LIBCPP_DEBUG is defined |
| 701 | # endif |
| 702 | # define _NOEXCEPT_DEBUG noexcept(false) |
| 703 | # define _NOEXCEPT_DEBUG_(x) noexcept(false) |
| 704 | #else |
| 705 | # define _NOEXCEPT_DEBUG _NOEXCEPT |
| 706 | # define _NOEXCEPT_DEBUG_(x) _NOEXCEPT_(x) |
| 707 | #endif |
| 708 | |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 709 | #ifdef _LIBCPP_HAS_NO_UNICODE_CHARS |
Howard Hinnant | aa87c0f | 2010-08-10 20:48:29 +0000 | [diff] [blame] | 710 | typedef unsigned short char16_t; |
| 711 | typedef unsigned int char32_t; |
Howard Hinnant | 3b6579a | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 712 | #endif // _LIBCPP_HAS_NO_UNICODE_CHARS |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 713 | |
Stephan Tolksdorf | 0efeb6c | 2014-03-26 19:45:52 +0000 | [diff] [blame] | 714 | #ifndef __SIZEOF_INT128__ |
| 715 | #define _LIBCPP_HAS_NO_INT128 |
| 716 | #endif |
| 717 | |
Eric Fiselier | c6f17cc | 2016-09-25 03:34:28 +0000 | [diff] [blame] | 718 | #ifdef _LIBCPP_CXX03_LANG |
| 719 | # if __has_extension(c_static_assert) |
| 720 | # define static_assert(__b, __m) _Static_assert(__b, __m) |
| 721 | # else |
Richard Smith | 7f0d648 | 2015-10-13 23:12:22 +0000 | [diff] [blame] | 722 | extern "C++" { |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 723 | template <bool> struct __static_assert_test; |
| 724 | template <> struct __static_assert_test<true> {}; |
| 725 | template <unsigned> struct __static_assert_check {}; |
Richard Smith | 7f0d648 | 2015-10-13 23:12:22 +0000 | [diff] [blame] | 726 | } |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 727 | #define static_assert(__b, __m) \ |
| 728 | typedef __static_assert_check<sizeof(__static_assert_test<(__b)>)> \ |
| 729 | _LIBCPP_CONCAT(__t, __LINE__) |
Eric Fiselier | c6f17cc | 2016-09-25 03:34:28 +0000 | [diff] [blame] | 730 | # endif // __has_extension(c_static_assert) |
| 731 | #endif // _LIBCPP_CXX03_LANG |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 732 | |
| 733 | #ifdef _LIBCPP_HAS_NO_DECLTYPE |
Eric Fiselier | 86fcc92 | 2015-07-10 20:26:38 +0000 | [diff] [blame] | 734 | // GCC 4.6 provides __decltype in all standard modes. |
| 735 | #if !__is_identifier(__decltype) || _GNUC_VER >= 406 |
Eric Fiselier | 1ac5484 | 2015-06-13 06:27:17 +0000 | [diff] [blame] | 736 | # define decltype(__x) __decltype(__x) |
| 737 | #else |
| 738 | # define decltype(__x) __typeof__(__x) |
| 739 | #endif |
Howard Hinnant | c51e102 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 740 | #endif |
| 741 | |
Howard Hinnant | 62c8c0b | 2010-09-06 19:10:31 +0000 | [diff] [blame] | 742 | #ifdef _LIBCPP_HAS_NO_CONSTEXPR |
Howard Hinnant | 664183b | 2012-04-02 00:40:41 +0000 | [diff] [blame] | 743 | #define _LIBCPP_CONSTEXPR |
| 744 | #else |
| 745 | #define _LIBCPP_CONSTEXPR constexpr |
Howard Hinnant | 62c8c0b | 2010-09-06 19:10:31 +0000 | [diff] [blame] | 746 | #endif |
| 747 | |
Eric Fiselier | 07b2b55 | 2016-11-18 06:42:17 +0000 | [diff] [blame] | 748 | #ifdef _LIBCPP_CXX03_LANG |
Howard Hinnant | 3d28422 | 2013-05-02 20:18:43 +0000 | [diff] [blame] | 749 | #define _LIBCPP_DEFAULT {} |
| 750 | #else |
| 751 | #define _LIBCPP_DEFAULT = default; |
| 752 | #endif |
| 753 | |
Eric Fiselier | 2d8515f | 2017-01-06 20:58:25 +0000 | [diff] [blame] | 754 | #ifdef _LIBCPP_CXX03_LANG |
Eric Fiselier | d06276b | 2016-03-31 02:15:15 +0000 | [diff] [blame] | 755 | #define _LIBCPP_EQUAL_DELETE |
| 756 | #else |
| 757 | #define _LIBCPP_EQUAL_DELETE = delete |
| 758 | #endif |
| 759 | |
Nuno Lopes | 22df2dc | 2012-06-28 16:47:34 +0000 | [diff] [blame] | 760 | #ifdef __GNUC__ |
Joerg Sonnenberger | 4944e0b | 2013-04-29 19:52:08 +0000 | [diff] [blame] | 761 | #define _NOALIAS __attribute__((__malloc__)) |
Nuno Lopes | 22df2dc | 2012-06-28 16:47:34 +0000 | [diff] [blame] | 762 | #else |
| 763 | #define _NOALIAS |
| 764 | #endif |
| 765 | |
Eric Fiselier | e2c076a | 2017-01-02 20:15:33 +0000 | [diff] [blame] | 766 | #if __has_extension(cxx_explicit_conversions) || defined(__IBMCPP__) || \ |
Eric Fiselier | 6a5f6f9 | 2016-12-30 14:05:52 +0000 | [diff] [blame] | 767 | (!defined(_LIBCPP_CXX03_LANG) && defined(__GNUC__)) // All supported GCC versions |
Howard Hinnant | 86a291f | 2012-02-21 21:46:43 +0000 | [diff] [blame] | 768 | # define _LIBCPP_EXPLICIT explicit |
| 769 | #else |
| 770 | # define _LIBCPP_EXPLICIT |
| 771 | #endif |
| 772 | |
Richard Smith | 1f1c147 | 2014-06-04 19:54:15 +0000 | [diff] [blame] | 773 | #if !__has_builtin(__builtin_operator_new) || !__has_builtin(__builtin_operator_delete) |
| 774 | # define _LIBCPP_HAS_NO_BUILTIN_OPERATOR_NEW_DELETE |
| 775 | #endif |
| 776 | |
Howard Hinnant | 09bc0c9 | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 777 | #ifdef _LIBCPP_HAS_NO_STRONG_ENUMS |
Howard Hinnant | 8331b76 | 2013-03-06 23:30:19 +0000 | [diff] [blame] | 778 | #define _LIBCPP_DECLARE_STRONG_ENUM(x) struct _LIBCPP_TYPE_VIS x { enum __lx |
Howard Hinnant | 09bc0c9 | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 779 | #define _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(x) \ |
Howard Hinnant | 49e145e | 2012-10-30 19:06:59 +0000 | [diff] [blame] | 780 | __lx __v_; \ |
| 781 | _LIBCPP_ALWAYS_INLINE x(__lx __v) : __v_(__v) {} \ |
| 782 | _LIBCPP_ALWAYS_INLINE explicit x(int __v) : __v_(static_cast<__lx>(__v)) {} \ |
Howard Hinnant | 09bc0c9 | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 783 | _LIBCPP_ALWAYS_INLINE operator int() const {return __v_;} \ |
| 784 | }; |
| 785 | #else // _LIBCPP_HAS_NO_STRONG_ENUMS |
Eric Fiselier | 1b57fa8 | 2016-09-15 22:27:07 +0000 | [diff] [blame] | 786 | #define _LIBCPP_DECLARE_STRONG_ENUM(x) enum class _LIBCPP_ENUM_VIS x |
Howard Hinnant | 09bc0c9 | 2011-12-02 19:36:40 +0000 | [diff] [blame] | 787 | #define _LIBCPP_DECLARE_STRONG_ENUM_EPILOG(x) |
| 788 | #endif // _LIBCPP_HAS_NO_STRONG_ENUMS |
| 789 | |
Howard Hinnant | 6148a9b | 2013-08-23 20:10:18 +0000 | [diff] [blame] | 790 | #ifdef _LIBCPP_DEBUG |
| 791 | # if _LIBCPP_DEBUG == 0 |
Howard Hinnant | 8ea9824 | 2013-08-23 17:37:05 +0000 | [diff] [blame] | 792 | # define _LIBCPP_DEBUG_LEVEL 1 |
Howard Hinnant | 6148a9b | 2013-08-23 20:10:18 +0000 | [diff] [blame] | 793 | # elif _LIBCPP_DEBUG == 1 |
Howard Hinnant | 8ea9824 | 2013-08-23 17:37:05 +0000 | [diff] [blame] | 794 | # define _LIBCPP_DEBUG_LEVEL 2 |
| 795 | # else |
Howard Hinnant | 6148a9b | 2013-08-23 20:10:18 +0000 | [diff] [blame] | 796 | # error Supported values for _LIBCPP_DEBUG are 0 and 1 |
Howard Hinnant | 8ea9824 | 2013-08-23 17:37:05 +0000 | [diff] [blame] | 797 | # endif |
| 798 | # define _LIBCPP_EXTERN_TEMPLATE(...) |
| 799 | #endif |
| 800 | |
Howard Hinnant | 862ca99 | 2012-11-06 21:08:48 +0000 | [diff] [blame] | 801 | #ifndef _LIBCPP_EXTERN_TEMPLATE |
Justin Bogner | 67105aa | 2014-08-15 17:58:56 +0000 | [diff] [blame] | 802 | #define _LIBCPP_EXTERN_TEMPLATE(...) extern template __VA_ARGS__; |
Howard Hinnant | 862ca99 | 2012-11-06 21:08:48 +0000 | [diff] [blame] | 803 | #endif |
| 804 | |
Howard Hinnant | 8ea9824 | 2013-08-23 17:37:05 +0000 | [diff] [blame] | 805 | #ifndef _LIBCPP_EXTERN_TEMPLATE2 |
| 806 | #define _LIBCPP_EXTERN_TEMPLATE2(...) extern template __VA_ARGS__; |
| 807 | #endif |
| 808 | |
Tim Northover | 0528f50 | 2014-03-30 14:59:12 +0000 | [diff] [blame] | 809 | #if defined(__APPLE__) && defined(__LP64__) && !defined(__x86_64__) |
Tim Northover | a4fb462 | 2014-03-30 11:34:26 +0000 | [diff] [blame] | 810 | #define _LIBCPP_NONUNIQUE_RTTI_BIT (1ULL << 63) |
| 811 | #endif |
| 812 | |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 813 | #if defined(__APPLE__) || defined(__FreeBSD__) || defined(_LIBCPP_MSVCRT) || \ |
Ed Schouten | 13eb7dc | 2015-03-10 09:26:38 +0000 | [diff] [blame] | 814 | defined(__sun__) || defined(__NetBSD__) || defined(__CloudABI__) |
Alexis Hunt | 1adf2aa | 2011-07-15 05:40:33 +0000 | [diff] [blame] | 815 | #define _LIBCPP_LOCALE__L_EXTENSIONS 1 |
| 816 | #endif |
Yaron Keren | 804da95 | 2013-12-20 13:19:45 +0000 | [diff] [blame] | 817 | |
Ben Craig | 133f4c1 | 2016-02-10 13:47:25 +0000 | [diff] [blame] | 818 | #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__)) |
| 819 | // Most unix variants have catopen. These are the specific ones that don't. |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 820 | #if !defined(__BIONIC__) && !defined(_NEWLIB_VERSION) |
Ed Schouten | 118b603 | 2015-03-11 16:39:36 +0000 | [diff] [blame] | 821 | #define _LIBCPP_HAS_CATOPEN 1 |
| 822 | #endif |
Ben Craig | 133f4c1 | 2016-02-10 13:47:25 +0000 | [diff] [blame] | 823 | #endif |
Ed Schouten | 118b603 | 2015-03-11 16:39:36 +0000 | [diff] [blame] | 824 | |
Marshall Clow | 82378c0 | 2013-03-18 19:34:07 +0000 | [diff] [blame] | 825 | #ifdef __FreeBSD__ |
David Chisnall | 6ae8f35 | 2011-11-13 17:15:33 +0000 | [diff] [blame] | 826 | #define _DECLARE_C99_LDBL_MATH 1 |
| 827 | #endif |
Alexis Hunt | 1adf2aa | 2011-07-15 05:40:33 +0000 | [diff] [blame] | 828 | |
Marshall Clow | 82378c0 | 2013-03-18 19:34:07 +0000 | [diff] [blame] | 829 | #if defined(__APPLE__) || defined(__FreeBSD__) |
Howard Hinnant | f312e3e | 2011-09-28 23:39:33 +0000 | [diff] [blame] | 830 | #define _LIBCPP_HAS_DEFAULTRUNELOCALE |
Alexis Hunt | 5a4dd56 | 2011-07-09 01:09:31 +0000 | [diff] [blame] | 831 | #endif |
| 832 | |
Marshall Clow | 82378c0 | 2013-03-18 19:34:07 +0000 | [diff] [blame] | 833 | #if defined(__APPLE__) || defined(__FreeBSD__) || defined(__sun__) |
Alexis Hunt | c2017f1 | 2011-07-09 03:40:04 +0000 | [diff] [blame] | 834 | #define _LIBCPP_WCTYPE_IS_MASK |
| 835 | #endif |
| 836 | |
Howard Hinnant | df7d11e | 2013-05-07 20:16:13 +0000 | [diff] [blame] | 837 | #ifndef _LIBCPP_STD_VER |
| 838 | # if __cplusplus <= 201103L |
| 839 | # define _LIBCPP_STD_VER 11 |
Marshall Clow | 348694e | 2014-06-06 22:31:09 +0000 | [diff] [blame] | 840 | # elif __cplusplus <= 201402L |
| 841 | # define _LIBCPP_STD_VER 14 |
Howard Hinnant | df7d11e | 2013-05-07 20:16:13 +0000 | [diff] [blame] | 842 | # else |
Eric Fiselier | ae5b667 | 2016-06-27 01:02:43 +0000 | [diff] [blame] | 843 | # define _LIBCPP_STD_VER 16 // current year, or date of c++17 ratification |
Howard Hinnant | df7d11e | 2013-05-07 20:16:13 +0000 | [diff] [blame] | 844 | # endif |
| 845 | #endif // _LIBCPP_STD_VER |
| 846 | |
Marshall Clow | a2cbe0d | 2013-09-28 18:35:31 +0000 | [diff] [blame] | 847 | #if _LIBCPP_STD_VER > 11 |
| 848 | #define _LIBCPP_DEPRECATED [[deprecated]] |
| 849 | #else |
| 850 | #define _LIBCPP_DEPRECATED |
| 851 | #endif |
| 852 | |
Marshall Clow | 1045cee | 2013-07-15 14:57:19 +0000 | [diff] [blame] | 853 | #if _LIBCPP_STD_VER <= 11 |
Marshall Clow | ccaa0fb | 2013-08-27 20:18:59 +0000 | [diff] [blame] | 854 | #define _LIBCPP_EXPLICIT_AFTER_CXX11 |
Marshall Clow | a2cbe0d | 2013-09-28 18:35:31 +0000 | [diff] [blame] | 855 | #define _LIBCPP_DEPRECATED_AFTER_CXX11 |
Marshall Clow | 1045cee | 2013-07-15 14:57:19 +0000 | [diff] [blame] | 856 | #else |
Marshall Clow | ccaa0fb | 2013-08-27 20:18:59 +0000 | [diff] [blame] | 857 | #define _LIBCPP_EXPLICIT_AFTER_CXX11 explicit |
Marshall Clow | a2cbe0d | 2013-09-28 18:35:31 +0000 | [diff] [blame] | 858 | #define _LIBCPP_DEPRECATED_AFTER_CXX11 [[deprecated]] |
Marshall Clow | 1045cee | 2013-07-15 14:57:19 +0000 | [diff] [blame] | 859 | #endif |
| 860 | |
Eric Fiselier | b4c0c66 | 2014-07-17 05:16:18 +0000 | [diff] [blame] | 861 | #if _LIBCPP_STD_VER > 11 && !defined(_LIBCPP_HAS_NO_CXX14_CONSTEXPR) |
| 862 | #define _LIBCPP_CONSTEXPR_AFTER_CXX11 constexpr |
| 863 | #else |
| 864 | #define _LIBCPP_CONSTEXPR_AFTER_CXX11 |
| 865 | #endif |
| 866 | |
Eric Fiselier | 0b3bfbe | 2016-03-17 03:30:56 +0000 | [diff] [blame] | 867 | #if _LIBCPP_STD_VER > 14 && !defined(_LIBCPP_HAS_NO_CXX14_CONSTEXPR) |
| 868 | #define _LIBCPP_CONSTEXPR_AFTER_CXX14 constexpr |
| 869 | #else |
| 870 | #define _LIBCPP_CONSTEXPR_AFTER_CXX14 |
| 871 | #endif |
| 872 | |
Eric Fiselier | e483742 | 2016-11-17 20:08:43 +0000 | [diff] [blame] | 873 | // FIXME: Remove all usages of this macro once compilers catch up. |
| 874 | #if !defined(__cpp_inline_variables) || (__cpp_inline_variables < 201606L) |
| 875 | # define _LIBCPP_HAS_NO_INLINE_VARIABLES |
| 876 | #endif |
| 877 | |
Dimitry Andric | 830fb60 | 2015-08-19 06:43:33 +0000 | [diff] [blame] | 878 | #ifdef _LIBCPP_HAS_NO_RVALUE_REFERENCES |
| 879 | # define _LIBCPP_EXPLICIT_MOVE(x) _VSTD::move(x) |
| 880 | #else |
| 881 | # define _LIBCPP_EXPLICIT_MOVE(x) (x) |
| 882 | #endif |
| 883 | |
Marshall Clow | 2cd9d37 | 2014-05-08 14:14:06 +0000 | [diff] [blame] | 884 | #ifndef _LIBCPP_HAS_NO_ASAN |
Eric Fiselier | 6a21316 | 2016-12-23 20:03:52 +0000 | [diff] [blame] | 885 | _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( |
Marshall Clow | 2cd9d37 | 2014-05-08 14:14:06 +0000 | [diff] [blame] | 886 | const void *, const void *, const void *, const void *); |
| 887 | #endif |
| 888 | |
Howard Hinnant | 1308788 | 2013-10-04 21:24:21 +0000 | [diff] [blame] | 889 | // Try to find out if RTTI is disabled. |
| 890 | // g++ and cl.exe have RTTI on by default and define a macro when it is. |
| 891 | // g++ only defines the macro in 4.3.2 and onwards. |
| 892 | #if !defined(_LIBCPP_NO_RTTI) |
Marshall Clow | b63146c | 2015-09-22 21:58:30 +0000 | [diff] [blame] | 893 | # if defined(__GNUC__) && ((__GNUC__ >= 5) || (__GNUC__ == 4 && \ |
Alexey Volkov | 51353fd | 2014-09-03 14:30:39 +0000 | [diff] [blame] | 894 | (__GNUC_MINOR__ >= 3 || __GNUC_PATCHLEVEL__ >= 2))) && !defined(__GXX_RTTI) |
Howard Hinnant | 1308788 | 2013-10-04 21:24:21 +0000 | [diff] [blame] | 895 | # define _LIBCPP_NO_RTTI |
| 896 | # elif (defined(_MSC_VER) && !defined(__clang__)) && !defined(_CPPRTTI) |
| 897 | # define _LIBCPP_NO_RTTI |
| 898 | # endif |
| 899 | #endif |
| 900 | |
Howard Hinnant | 33f0472 | 2013-10-04 23:56:37 +0000 | [diff] [blame] | 901 | #ifndef _LIBCPP_WEAK |
| 902 | # define _LIBCPP_WEAK __attribute__((__weak__)) |
| 903 | #endif |
| 904 | |
Asiri Rathnayake | fa2e203 | 2016-05-06 14:06:29 +0000 | [diff] [blame] | 905 | // Thread API |
Eric Fiselier | bfd4553 | 2017-01-06 23:15:16 +0000 | [diff] [blame] | 906 | #if !defined(_LIBCPP_HAS_NO_THREADS) && \ |
| 907 | !defined(_LIBCPP_HAS_THREAD_API_PTHREAD) |
Asiri Rathnayake | fa2e203 | 2016-05-06 14:06:29 +0000 | [diff] [blame] | 908 | # if defined(__FreeBSD__) || \ |
Petr Hosek | 34a5455 | 2016-10-10 18:53:32 +0000 | [diff] [blame] | 909 | defined(__Fuchsia__) || \ |
Asiri Rathnayake | fa2e203 | 2016-05-06 14:06:29 +0000 | [diff] [blame] | 910 | defined(__NetBSD__) || \ |
| 911 | defined(__linux__) || \ |
| 912 | defined(__APPLE__) || \ |
Eric Fiselier | 7ad718a | 2016-05-07 17:05:46 +0000 | [diff] [blame] | 913 | defined(__CloudABI__) || \ |
| 914 | defined(__sun__) |
Eric Fiselier | bfd4553 | 2017-01-06 23:15:16 +0000 | [diff] [blame] | 915 | # define _LIBCPP_HAS_THREAD_API_PTHREAD |
Asiri Rathnayake | fa2e203 | 2016-05-06 14:06:29 +0000 | [diff] [blame] | 916 | # else |
| 917 | # error "No thread API" |
Ben Craig | 5593c4f | 2016-05-25 17:40:09 +0000 | [diff] [blame] | 918 | # endif // _LIBCPP_HAS_THREAD_API |
Asiri Rathnayake | fa2e203 | 2016-05-06 14:06:29 +0000 | [diff] [blame] | 919 | #endif // _LIBCPP_HAS_NO_THREADS |
| 920 | |
Ben Craig | 5593c4f | 2016-05-25 17:40:09 +0000 | [diff] [blame] | 921 | #if defined(_LIBCPP_HAS_NO_THREADS) && defined(_LIBCPP_HAS_THREAD_API_PTHREAD) |
| 922 | # error _LIBCPP_HAS_THREAD_API_PTHREAD may only be defined when \ |
| 923 | _LIBCPP_HAS_NO_THREADS is not defined. |
| 924 | #endif |
Asiri Rathnayake | fa2e203 | 2016-05-06 14:06:29 +0000 | [diff] [blame] | 925 | |
Asiri Rathnayake | 94340d2 | 2016-09-11 21:46:40 +0000 | [diff] [blame] | 926 | #if defined(_LIBCPP_HAS_NO_THREADS) && defined(_LIBCPP_HAS_THREAD_API_EXTERNAL) |
| 927 | # error _LIBCPP_HAS_EXTERNAL_THREAD_API may not be defined when \ |
| 928 | _LIBCPP_HAS_NO_THREADS is defined. |
| 929 | #endif |
| 930 | |
Eric Fiselier | 715b416 | 2014-12-06 20:09:11 +0000 | [diff] [blame] | 931 | #if defined(_LIBCPP_HAS_NO_MONOTONIC_CLOCK) && !defined(_LIBCPP_HAS_NO_THREADS) |
| 932 | # error _LIBCPP_HAS_NO_MONOTONIC_CLOCK may only be defined when \ |
| 933 | _LIBCPP_HAS_NO_THREADS is defined. |
| 934 | #endif |
| 935 | |
Ed Schouten | 7009f4e | 2015-03-12 15:44:39 +0000 | [diff] [blame] | 936 | // Systems that use capability-based security (FreeBSD with Capsicum, |
| 937 | // Nuxi CloudABI) may only provide local filesystem access (using *at()). |
| 938 | // Functions like open(), rename(), unlink() and stat() should not be |
| 939 | // used, as they attempt to access the global filesystem namespace. |
| 940 | #ifdef __CloudABI__ |
| 941 | #define _LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE |
| 942 | #endif |
| 943 | |
Ed Schouten | 3a75c0b | 2015-03-26 14:35:46 +0000 | [diff] [blame] | 944 | // CloudABI is intended for running networked services. Processes do not |
| 945 | // have standard input and output channels. |
| 946 | #ifdef __CloudABI__ |
| 947 | #define _LIBCPP_HAS_NO_STDIN |
| 948 | #define _LIBCPP_HAS_NO_STDOUT |
| 949 | #endif |
| 950 | |
Dan Albert | 21800dc | 2016-09-19 18:00:45 +0000 | [diff] [blame] | 951 | #if defined(__BIONIC__) || defined(__CloudABI__) || \ |
| 952 | defined(_LIBCPP_HAS_MUSL_LIBC) |
Dan Albert | ebdf28b | 2015-03-11 00:51:06 +0000 | [diff] [blame] | 953 | #define _LIBCPP_PROVIDES_DEFAULT_RUNE_TABLE |
| 954 | #endif |
| 955 | |
Ed Schouten | a810d5e | 2016-12-30 10:44:00 +0000 | [diff] [blame] | 956 | // Thread-unsafe functions such as strtok() and localtime() |
Ed Schouten | 137c863 | 2015-06-24 08:44:38 +0000 | [diff] [blame] | 957 | // are not available. |
| 958 | #ifdef __CloudABI__ |
| 959 | #define _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS |
| 960 | #endif |
| 961 | |
Eric Fiselier | 8174ac1 | 2015-09-22 03:15:35 +0000 | [diff] [blame] | 962 | #if __has_feature(cxx_atomic) || __has_extension(c_atomic) |
Eric Fiselier | 8020b6c | 2015-08-19 17:21:46 +0000 | [diff] [blame] | 963 | #define _LIBCPP_HAS_C_ATOMIC_IMP |
| 964 | #elif _GNUC_VER > 407 |
| 965 | #define _LIBCPP_HAS_GCC_ATOMIC_IMP |
| 966 | #endif |
| 967 | |
| 968 | #if (!defined(_LIBCPP_HAS_C_ATOMIC_IMP) && !defined(_LIBCPP_HAS_GCC_ATOMIC_IMP)) \ |
| 969 | || defined(_LIBCPP_HAS_NO_THREADS) |
| 970 | #define _LIBCPP_HAS_NO_ATOMIC_HEADER |
| 971 | #endif |
| 972 | |
Marshall Clow | 91c7f64 | 2016-01-11 19:27:10 +0000 | [diff] [blame] | 973 | #ifndef _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK |
| 974 | #define _LIBCPP_DISABLE_UBSAN_UNSIGNED_INTEGER_CHECK |
Eric Fiselier | 100e24b | 2016-02-11 11:59:44 +0000 | [diff] [blame] | 975 | #endif |
| 976 | |
Eric Fiselier | c0c6c98 | 2016-03-16 02:30:06 +0000 | [diff] [blame] | 977 | #if (defined(_LIBCPP_ENABLE_THREAD_SAFETY_ANNOTATIONS) && defined(__clang__) \ |
| 978 | && __has_attribute(acquire_capability)) |
| 979 | #define _LIBCPP_HAS_THREAD_SAFETY_ANNOTATIONS |
| 980 | #endif |
| 981 | |
Eric Fiselier | 0d3da63 | 2016-09-03 00:11:33 +0000 | [diff] [blame] | 982 | #if __has_attribute(require_constant_initialization) |
| 983 | #define _LIBCPP_SAFE_STATIC __attribute__((__require_constant_initialization__)) |
| 984 | #else |
| 985 | #define _LIBCPP_SAFE_STATIC |
| 986 | #endif |
| 987 | |
Eric Fiselier | d4ec635 | 2016-10-12 07:46:20 +0000 | [diff] [blame] | 988 | #if !__has_builtin(__builtin_addressof) && _GNUC_VER < 700 |
| 989 | #define _LIBCPP_HAS_NO_BUILTIN_ADDRESSOF |
| 990 | #endif |
| 991 | |
Shoaib Meenai | 3879c9b | 2016-10-31 15:09:10 +0000 | [diff] [blame] | 992 | #if !defined(_LIBCPP_HAS_NO_OFF_T_FUNCTIONS) |
Saleem Abdulrasool | ee302e4 | 2017-01-03 21:53:51 +0000 | [diff] [blame] | 993 | #if defined(_LIBCPP_MSVCRT) || defined(_NEWLIB_VERSION) |
Shoaib Meenai | 3879c9b | 2016-10-31 15:09:10 +0000 | [diff] [blame] | 994 | #define _LIBCPP_HAS_NO_OFF_T_FUNCTIONS |
| 995 | #endif |
| 996 | #endif |
| 997 | |
Eric Fiselier | a80af82 | 2015-11-06 06:30:12 +0000 | [diff] [blame] | 998 | #endif // __cplusplus |
| 999 | |
Eric Fiselier | 8020b6c | 2015-08-19 17:21:46 +0000 | [diff] [blame] | 1000 | #endif // _LIBCPP_CONFIG |