Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===----------------------------------------------------------------------===// |
| 3 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 4 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 5 | // |
Howard Hinnant | b64f8b0 | 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 | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 8 | // |
| 9 | //===----------------------------------------------------------------------===// |
| 10 | |
| 11 | #ifndef _LIBCPP_FUNCTIONAL_BASE_03 |
| 12 | #define _LIBCPP_FUNCTIONAL_BASE_03 |
| 13 | |
| 14 | // manual variadic expansion for <functional> |
| 15 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 16 | // __invoke |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 17 | // first bullet |
| 18 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 19 | template <class _Rp, class _Tp, class _T1> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 20 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 21 | typename enable_if |
| 22 | < |
| 23 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 24 | _Rp |
| 25 | >::type |
| 26 | __invoke(_Rp (_Tp::*__f)(), _T1& __t1) |
| 27 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 28 | return (__t1.*__f)(); |
| 29 | } |
| 30 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 31 | template <class _Rp, class _Tp, class _T1, class _A0> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 32 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 33 | typename enable_if |
| 34 | < |
| 35 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 36 | _Rp |
| 37 | >::type |
| 38 | __invoke(_Rp (_Tp::*__f)(_A0), _T1& __t1, _A0& __a0) |
| 39 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 40 | return (__t1.*__f)(__a0); |
| 41 | } |
| 42 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 43 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 44 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 45 | typename enable_if |
| 46 | < |
| 47 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 48 | _Rp |
| 49 | >::type |
| 50 | __invoke(_Rp (_Tp::*__f)(_A0, _A1), _T1& __t1, _A0& __a0, _A1& __a1) |
| 51 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 52 | return (__t1.*__f)(__a0, __a1); |
| 53 | } |
| 54 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 55 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 56 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 57 | typename enable_if |
| 58 | < |
| 59 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 60 | _Rp |
| 61 | >::type |
| 62 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2), _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 63 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 64 | return (__t1.*__f)(__a0, __a1, __a2); |
| 65 | } |
| 66 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 67 | template <class _Rp, class _Tp, class _T1> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 68 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 69 | typename enable_if |
| 70 | < |
| 71 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 72 | _Rp |
| 73 | >::type |
| 74 | __invoke(_Rp (_Tp::*__f)() const, _T1& __t1) |
| 75 | { |
| 76 | return (__t1.*__f)(); |
| 77 | } |
| 78 | |
| 79 | template <class _Rp, class _Tp, class _T1, class _A0> |
| 80 | inline _LIBCPP_INLINE_VISIBILITY |
| 81 | typename enable_if |
| 82 | < |
| 83 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 84 | _Rp |
| 85 | >::type |
| 86 | __invoke(_Rp (_Tp::*__f)(_A0) const, _T1& __t1, _A0& __a0) |
| 87 | { |
| 88 | return (__t1.*__f)(__a0); |
| 89 | } |
| 90 | |
| 91 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
| 92 | inline _LIBCPP_INLINE_VISIBILITY |
| 93 | typename enable_if |
| 94 | < |
| 95 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 96 | _Rp |
| 97 | >::type |
| 98 | __invoke(_Rp (_Tp::*__f)(_A0, _A1) const, _T1& __t1, _A0& __a0, _A1& __a1) |
| 99 | { |
| 100 | return (__t1.*__f)(__a0, __a1); |
| 101 | } |
| 102 | |
| 103 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
| 104 | inline _LIBCPP_INLINE_VISIBILITY |
| 105 | typename enable_if |
| 106 | < |
| 107 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 108 | _Rp |
| 109 | >::type |
| 110 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const, _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 111 | { |
| 112 | return (__t1.*__f)(__a0, __a1, __a2); |
| 113 | } |
| 114 | |
| 115 | template <class _Rp, class _Tp, class _T1> |
| 116 | inline _LIBCPP_INLINE_VISIBILITY |
| 117 | typename enable_if |
| 118 | < |
| 119 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 120 | _Rp |
| 121 | >::type |
| 122 | __invoke(_Rp (_Tp::*__f)() volatile, _T1& __t1) |
| 123 | { |
| 124 | return (__t1.*__f)(); |
| 125 | } |
| 126 | |
| 127 | template <class _Rp, class _Tp, class _T1, class _A0> |
| 128 | inline _LIBCPP_INLINE_VISIBILITY |
| 129 | typename enable_if |
| 130 | < |
| 131 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 132 | _Rp |
| 133 | >::type |
| 134 | __invoke(_Rp (_Tp::*__f)(_A0) volatile, _T1& __t1, _A0& __a0) |
| 135 | { |
| 136 | return (__t1.*__f)(__a0); |
| 137 | } |
| 138 | |
| 139 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
| 140 | inline _LIBCPP_INLINE_VISIBILITY |
| 141 | typename enable_if |
| 142 | < |
| 143 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 144 | _Rp |
| 145 | >::type |
| 146 | __invoke(_Rp (_Tp::*__f)(_A0, _A1) volatile, _T1& __t1, _A0& __a0, _A1& __a1) |
| 147 | { |
| 148 | return (__t1.*__f)(__a0, __a1); |
| 149 | } |
| 150 | |
| 151 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
| 152 | inline _LIBCPP_INLINE_VISIBILITY |
| 153 | typename enable_if |
| 154 | < |
| 155 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 156 | _Rp |
| 157 | >::type |
| 158 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) volatile, _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 159 | { |
| 160 | return (__t1.*__f)(__a0, __a1, __a2); |
| 161 | } |
| 162 | |
| 163 | template <class _Rp, class _Tp, class _T1> |
| 164 | inline _LIBCPP_INLINE_VISIBILITY |
| 165 | typename enable_if |
| 166 | < |
| 167 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 168 | _Rp |
| 169 | >::type |
| 170 | __invoke(_Rp (_Tp::*__f)() const volatile, _T1& __t1) |
| 171 | { |
| 172 | return (__t1.*__f)(); |
| 173 | } |
| 174 | |
| 175 | template <class _Rp, class _Tp, class _T1, class _A0> |
| 176 | inline _LIBCPP_INLINE_VISIBILITY |
| 177 | typename enable_if |
| 178 | < |
| 179 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 180 | _Rp |
| 181 | >::type |
| 182 | __invoke(_Rp (_Tp::*__f)(_A0) const volatile, _T1& __t1, _A0& __a0) |
| 183 | { |
| 184 | return (__t1.*__f)(__a0); |
| 185 | } |
| 186 | |
| 187 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
| 188 | inline _LIBCPP_INLINE_VISIBILITY |
| 189 | typename enable_if |
| 190 | < |
| 191 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 192 | _Rp |
| 193 | >::type |
| 194 | __invoke(_Rp (_Tp::*__f)(_A0, _A1) const volatile, _T1& __t1, _A0& __a0, _A1& __a1) |
| 195 | { |
| 196 | return (__t1.*__f)(__a0, __a1); |
| 197 | } |
| 198 | |
| 199 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
| 200 | inline _LIBCPP_INLINE_VISIBILITY |
| 201 | typename enable_if |
| 202 | < |
| 203 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 204 | _Rp |
| 205 | >::type |
| 206 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const volatile, _T1& __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 207 | { |
| 208 | return (__t1.*__f)(__a0, __a1, __a2); |
| 209 | } |
| 210 | |
| 211 | // second bullet |
| 212 | |
| 213 | template <class _Rp, class _Tp, class _T1> |
| 214 | inline _LIBCPP_INLINE_VISIBILITY |
| 215 | typename enable_if |
| 216 | < |
| 217 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 218 | _Rp |
| 219 | >::type |
| 220 | __invoke(_Rp (_Tp::*__f)(), _T1 __t1) |
| 221 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 222 | return ((*__t1).*__f)(); |
| 223 | } |
| 224 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 225 | template <class _Rp, class _Tp, class _T1, class _A0> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 226 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 227 | typename enable_if |
| 228 | < |
| 229 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 230 | _Rp |
| 231 | >::type |
| 232 | __invoke(_Rp (_Tp::*__f)(_A0), _T1 __t1, _A0& __a0) |
| 233 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 234 | return ((*__t1).*__f)(__a0); |
| 235 | } |
| 236 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 237 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 238 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 239 | typename enable_if |
| 240 | < |
| 241 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 242 | _Rp |
| 243 | >::type |
| 244 | __invoke(_Rp (_Tp::*__f)(_A0, _A1), _T1 __t1, _A0& __a0, _A1& __a1) |
| 245 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 246 | return ((*__t1).*__f)(__a0, __a1); |
| 247 | } |
| 248 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 249 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 250 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 251 | typename enable_if |
| 252 | < |
| 253 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 254 | _Rp |
| 255 | >::type |
| 256 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2), _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 257 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 258 | return ((*__t1).*__f)(__a0, __a1, __a2); |
| 259 | } |
| 260 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 261 | template <class _Rp, class _Tp, class _T1> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 262 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 263 | typename enable_if |
| 264 | < |
| 265 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 266 | _Rp |
| 267 | >::type |
| 268 | __invoke(_Rp (_Tp::*__f)() const, _T1 __t1) |
| 269 | { |
| 270 | return ((*__t1).*__f)(); |
| 271 | } |
| 272 | |
| 273 | template <class _Rp, class _Tp, class _T1, class _A0> |
| 274 | inline _LIBCPP_INLINE_VISIBILITY |
| 275 | typename enable_if |
| 276 | < |
| 277 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 278 | _Rp |
| 279 | >::type |
| 280 | __invoke(_Rp (_Tp::*__f)(_A0) const, _T1 __t1, _A0& __a0) |
| 281 | { |
| 282 | return ((*__t1).*__f)(__a0); |
| 283 | } |
| 284 | |
| 285 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
| 286 | inline _LIBCPP_INLINE_VISIBILITY |
| 287 | typename enable_if |
| 288 | < |
| 289 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 290 | _Rp |
| 291 | >::type |
| 292 | __invoke(_Rp (_Tp::*__f)(_A0, _A1) const, _T1 __t1, _A0& __a0, _A1& __a1) |
| 293 | { |
| 294 | return ((*__t1).*__f)(__a0, __a1); |
| 295 | } |
| 296 | |
| 297 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
| 298 | inline _LIBCPP_INLINE_VISIBILITY |
| 299 | typename enable_if |
| 300 | < |
| 301 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 302 | _Rp |
| 303 | >::type |
| 304 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const, _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 305 | { |
| 306 | return ((*__t1).*__f)(__a0, __a1, __a2); |
| 307 | } |
| 308 | |
| 309 | template <class _Rp, class _Tp, class _T1> |
| 310 | inline _LIBCPP_INLINE_VISIBILITY |
| 311 | typename enable_if |
| 312 | < |
| 313 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 314 | _Rp |
| 315 | >::type |
| 316 | __invoke(_Rp (_Tp::*__f)() volatile, _T1 __t1) |
| 317 | { |
| 318 | return ((*__t1).*__f)(); |
| 319 | } |
| 320 | |
| 321 | template <class _Rp, class _Tp, class _T1, class _A0> |
| 322 | inline _LIBCPP_INLINE_VISIBILITY |
| 323 | typename enable_if |
| 324 | < |
| 325 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 326 | _Rp |
| 327 | >::type |
| 328 | __invoke(_Rp (_Tp::*__f)(_A0) volatile, _T1 __t1, _A0& __a0) |
| 329 | { |
| 330 | return ((*__t1).*__f)(__a0); |
| 331 | } |
| 332 | |
| 333 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
| 334 | inline _LIBCPP_INLINE_VISIBILITY |
| 335 | typename enable_if |
| 336 | < |
| 337 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 338 | _Rp |
| 339 | >::type |
| 340 | __invoke(_Rp (_Tp::*__f)(_A0, _A1) volatile, _T1 __t1, _A0& __a0, _A1& __a1) |
| 341 | { |
| 342 | return ((*__t1).*__f)(__a0, __a1); |
| 343 | } |
| 344 | |
| 345 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
| 346 | inline _LIBCPP_INLINE_VISIBILITY |
| 347 | typename enable_if |
| 348 | < |
| 349 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 350 | _Rp |
| 351 | >::type |
| 352 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) volatile, _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 353 | { |
| 354 | return ((*__t1).*__f)(__a0, __a1, __a2); |
| 355 | } |
| 356 | |
| 357 | template <class _Rp, class _Tp, class _T1> |
| 358 | inline _LIBCPP_INLINE_VISIBILITY |
| 359 | typename enable_if |
| 360 | < |
| 361 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 362 | _Rp |
| 363 | >::type |
| 364 | __invoke(_Rp (_Tp::*__f)() const volatile, _T1 __t1) |
| 365 | { |
| 366 | return ((*__t1).*__f)(); |
| 367 | } |
| 368 | |
| 369 | template <class _Rp, class _Tp, class _T1, class _A0> |
| 370 | inline _LIBCPP_INLINE_VISIBILITY |
| 371 | typename enable_if |
| 372 | < |
| 373 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 374 | _Rp |
| 375 | >::type |
| 376 | __invoke(_Rp (_Tp::*__f)(_A0) const volatile, _T1 __t1, _A0& __a0) |
| 377 | { |
| 378 | return ((*__t1).*__f)(__a0); |
| 379 | } |
| 380 | |
| 381 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1> |
| 382 | inline _LIBCPP_INLINE_VISIBILITY |
| 383 | typename enable_if |
| 384 | < |
| 385 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 386 | _Rp |
| 387 | >::type |
| 388 | __invoke(_Rp (_Tp::*__f)(_A0, _A1) const volatile, _T1 __t1, _A0& __a0, _A1& __a1) |
| 389 | { |
| 390 | return ((*__t1).*__f)(__a0, __a1); |
| 391 | } |
| 392 | |
| 393 | template <class _Rp, class _Tp, class _T1, class _A0, class _A1, class _A2> |
| 394 | inline _LIBCPP_INLINE_VISIBILITY |
| 395 | typename enable_if |
| 396 | < |
| 397 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 398 | _Rp |
| 399 | >::type |
| 400 | __invoke(_Rp (_Tp::*__f)(_A0, _A1, _A2) const volatile, _T1 __t1, _A0& __a0, _A1& __a1, _A2& __a2) |
| 401 | { |
| 402 | return ((*__t1).*__f)(__a0, __a1, __a2); |
| 403 | } |
| 404 | |
| 405 | // third bullet |
| 406 | |
| 407 | template <class _Rp, class _Tp, class _T1> |
| 408 | inline _LIBCPP_INLINE_VISIBILITY |
| 409 | typename enable_if |
| 410 | < |
| 411 | is_member_object_pointer<_Rp _Tp::*>::value && |
| 412 | is_base_of<_Tp, typename remove_reference<_T1>::type>::value, |
| 413 | __apply_cv<_T1, _Rp> |
| 414 | >::type::type& |
| 415 | __invoke(_Rp _Tp::* __f, _T1& __t1) |
| 416 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 417 | return __t1.*__f; |
| 418 | } |
| 419 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 420 | |
| 421 | // forth bullet |
| 422 | |
| 423 | template <class _T1, class _Rp, bool> |
| 424 | struct __4th_helper |
| 425 | { |
| 426 | }; |
| 427 | |
| 428 | template <class _T1, class _Rp> |
| 429 | struct __4th_helper<_T1, _Rp, true> |
| 430 | { |
| 431 | typedef typename __apply_cv<decltype(*_VSTD::declval<_T1&>()), _Rp>::type type; |
| 432 | }; |
| 433 | |
| 434 | template <class _Rp, class _Tp, class _T1> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 435 | inline _LIBCPP_INLINE_VISIBILITY |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 436 | typename __4th_helper<_T1, _Rp, |
| 437 | is_member_object_pointer<_Rp _Tp::*>::value && |
| 438 | !is_base_of<_Tp, typename remove_reference<_T1>::type>::value |
| 439 | >::type& |
| 440 | __invoke(_Rp _Tp::* __f, _T1& __t1) |
| 441 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 442 | return (*__t1).*__f; |
| 443 | } |
| 444 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 445 | // fifth bullet |
| 446 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 447 | template <class _Fp> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 448 | inline _LIBCPP_INLINE_VISIBILITY |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 449 | decltype(_VSTD::declval<_Fp&>()()) |
| 450 | __invoke(_Fp& __f) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 451 | { |
| 452 | return __f(); |
| 453 | } |
| 454 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 455 | template <class _Fp, class _A0> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 456 | inline _LIBCPP_INLINE_VISIBILITY |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 457 | decltype(_VSTD::declval<_Fp&>()(_VSTD::declval<_A0&>())) |
| 458 | __invoke(_Fp& __f, _A0& __a0) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 459 | { |
| 460 | return __f(__a0); |
| 461 | } |
| 462 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 463 | template <class _Fp, class _A0, class _A1> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 464 | inline _LIBCPP_INLINE_VISIBILITY |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 465 | decltype(_VSTD::declval<_Fp&>()(_VSTD::declval<_A0&>(), _VSTD::declval<_A1&>())) |
| 466 | __invoke(_Fp& __f, _A0& __a0, _A1& __a1) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 467 | { |
| 468 | return __f(__a0, __a1); |
| 469 | } |
| 470 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 471 | template <class _Fp, class _A0, class _A1, class _A2> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 472 | inline _LIBCPP_INLINE_VISIBILITY |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 473 | decltype(_VSTD::declval<_Fp&>()(_VSTD::declval<_A0&>(), _VSTD::declval<_A1&>(), _VSTD::declval<_A2&>())) |
| 474 | __invoke(_Fp& __f, _A0& __a0, _A1& __a1, _A2& __a2) |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 475 | { |
| 476 | return __f(__a0, __a1, __a2); |
| 477 | } |
| 478 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 479 | template <class _Fp, bool = __has_result_type<__weak_result_type<_Fp> >::value> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 480 | struct __invoke_return |
| 481 | { |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 482 | typedef typename __weak_result_type<_Fp>::result_type type; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 483 | }; |
| 484 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 485 | template <class _Fp> |
| 486 | struct __invoke_return<_Fp, false> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 487 | { |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 488 | typedef decltype(__invoke(_VSTD::declval<_Fp&>())) type; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 489 | }; |
| 490 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 491 | template <class _Tp, class _A0, bool = is_member_object_pointer<_Tp>::value> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 492 | struct __invoke_return0 |
| 493 | { |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 494 | typedef decltype(__invoke(_VSTD::declval<_Tp&>(), _VSTD::declval<_A0&>())) type; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 495 | }; |
| 496 | |
Howard Hinnant | 9996844 | 2011-11-29 18:15:50 +0000 | [diff] [blame] | 497 | template <class _Rp, class _Tp, class _A0> |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 498 | struct __invoke_return0<_Rp _Tp::*, _A0, true> |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 499 | { |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 500 | typedef typename __apply_cv<_A0, _Rp>::type& type; |
| 501 | }; |
| 502 | |
| 503 | template <class _Rp, class _Tp, class _A0> |
| 504 | struct __invoke_return0<_Rp _Tp::*, _A0*, true> |
| 505 | { |
| 506 | typedef typename __apply_cv<_A0, _Rp>::type& type; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 507 | }; |
| 508 | |
| 509 | template <class _Tp, class _A0, class _A1> |
| 510 | struct __invoke_return1 |
| 511 | { |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 512 | typedef decltype(__invoke(_VSTD::declval<_Tp&>(), _VSTD::declval<_A0&>(), |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 513 | _VSTD::declval<_A1&>())) type; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 514 | }; |
| 515 | |
| 516 | template <class _Tp, class _A0, class _A1, class _A2> |
| 517 | struct __invoke_return2 |
| 518 | { |
Eric Fiselier | 12ddf2c | 2015-07-28 01:52:08 +0000 | [diff] [blame] | 519 | typedef decltype(__invoke(_VSTD::declval<_Tp&>(), _VSTD::declval<_A0&>(), |
| 520 | _VSTD::declval<_A1&>(), |
| 521 | _VSTD::declval<_A2&>())) type; |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 522 | }; |
| 523 | |
Howard Hinnant | 324bb03 | 2010-08-22 00:02:43 +0000 | [diff] [blame] | 524 | #endif // _LIBCPP_FUNCTIONAL_BASE_03 |