1 /*===---- stdint.h - Standard header for sized integer types --------------===*\ 2 * 3 * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 * See https://llvm.org/LICENSE.txt for license information. 5 * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 * 7 \*===----------------------------------------------------------------------===*/ 8 9 #ifndef __CLANG_STDINT_H 10 // AIX system headers need stdint.h to be re-enterable while _STD_TYPES_T 11 // is defined until an inclusion of it without _STD_TYPES_T occurs, in which 12 // case the header guard macro is defined. 13 #if !defined(_AIX) || !defined(_STD_TYPES_T) || !defined(__STDC_HOSTED__) 14 #define __CLANG_STDINT_H 15 #endif 16 17 /* If we're hosted, fall back to the system's stdint.h, which might have 18 * additional definitions. 19 */ 20 #if __STDC_HOSTED__ && __has_include_next(<stdint.h>) 21 22 // C99 7.18.3 Limits of other integer types 23 // 24 // Footnote 219, 220: C++ implementations should define these macros only when 25 // __STDC_LIMIT_MACROS is defined before <stdint.h> is included. 26 // 27 // Footnote 222: C++ implementations should define these macros only when 28 // __STDC_CONSTANT_MACROS is defined before <stdint.h> is included. 29 // 30 // C++11 [cstdint.syn]p2: 31 // 32 // The macros defined by <cstdint> are provided unconditionally. In particular, 33 // the symbols __STDC_LIMIT_MACROS and __STDC_CONSTANT_MACROS (mentioned in 34 // footnotes 219, 220, and 222 in the C standard) play no role in C++. 35 // 36 // C11 removed the problematic footnotes. 37 // 38 // Work around this inconsistency by always defining those macros in C++ mode, 39 // so that a C library implementation which follows the C99 standard can be 40 // used in C++. 41 # ifdef __cplusplus 42 # if !defined(__STDC_LIMIT_MACROS) 43 # define __STDC_LIMIT_MACROS 44 # define __STDC_LIMIT_MACROS_DEFINED_BY_CLANG 45 # endif 46 # if !defined(__STDC_CONSTANT_MACROS) 47 # define __STDC_CONSTANT_MACROS 48 # define __STDC_CONSTANT_MACROS_DEFINED_BY_CLANG 49 # endif 50 # endif 51 52 # include_next <stdint.h> 53 54 # ifdef __STDC_LIMIT_MACROS_DEFINED_BY_CLANG 55 # undef __STDC_LIMIT_MACROS 56 # undef __STDC_LIMIT_MACROS_DEFINED_BY_CLANG 57 # endif 58 # ifdef __STDC_CONSTANT_MACROS_DEFINED_BY_CLANG 59 # undef __STDC_CONSTANT_MACROS 60 # undef __STDC_CONSTANT_MACROS_DEFINED_BY_CLANG 61 # endif 62 63 #else 64 65 /* C99 7.18.1.1 Exact-width integer types. 66 * C99 7.18.1.2 Minimum-width integer types. 67 * C99 7.18.1.3 Fastest minimum-width integer types. 68 * 69 * The standard requires that exact-width type be defined for 8-, 16-, 32-, and 70 * 64-bit types if they are implemented. Other exact width types are optional. 71 * This implementation defines an exact-width types for every integer width 72 * that is represented in the standard integer types. 73 * 74 * The standard also requires minimum-width types be defined for 8-, 16-, 32-, 75 * and 64-bit widths regardless of whether there are corresponding exact-width 76 * types. 77 * 78 * To accommodate targets that are missing types that are exactly 8, 16, 32, or 79 * 64 bits wide, this implementation takes an approach of cascading 80 * redefinitions, redefining __int_leastN_t to successively smaller exact-width 81 * types. It is therefore important that the types are defined in order of 82 * descending widths. 83 * 84 * We currently assume that the minimum-width types and the fastest 85 * minimum-width types are the same. This is allowed by the standard, but is 86 * suboptimal. 87 * 88 * In violation of the standard, some targets do not implement a type that is 89 * wide enough to represent all of the required widths (8-, 16-, 32-, 64-bit). 90 * To accommodate these targets, a required minimum-width type is only 91 * defined if there exists an exact-width type of equal or greater width. 92 */ 93 94 #ifdef __INT64_TYPE__ 95 # ifndef __int8_t_defined /* glibc sys/types.h also defines int64_t*/ 96 typedef __INT64_TYPE__ int64_t; 97 # endif /* __int8_t_defined */ 98 typedef __UINT64_TYPE__ uint64_t; 99 # define __int_least64_t int64_t 100 # define __uint_least64_t uint64_t 101 # define __int_least32_t int64_t 102 # define __uint_least32_t uint64_t 103 # define __int_least16_t int64_t 104 # define __uint_least16_t uint64_t 105 # define __int_least8_t int64_t 106 # define __uint_least8_t uint64_t 107 #endif /* __INT64_TYPE__ */ 108 109 #ifdef __int_least64_t 110 typedef __int_least64_t int_least64_t; 111 typedef __uint_least64_t uint_least64_t; 112 typedef __int_least64_t int_fast64_t; 113 typedef __uint_least64_t uint_fast64_t; 114 #endif /* __int_least64_t */ 115 116 #ifdef __INT56_TYPE__ 117 typedef __INT56_TYPE__ int56_t; 118 typedef __UINT56_TYPE__ uint56_t; 119 typedef int56_t int_least56_t; 120 typedef uint56_t uint_least56_t; 121 typedef int56_t int_fast56_t; 122 typedef uint56_t uint_fast56_t; 123 # define __int_least32_t int56_t 124 # define __uint_least32_t uint56_t 125 # define __int_least16_t int56_t 126 # define __uint_least16_t uint56_t 127 # define __int_least8_t int56_t 128 # define __uint_least8_t uint56_t 129 #endif /* __INT56_TYPE__ */ 130 131 132 #ifdef __INT48_TYPE__ 133 typedef __INT48_TYPE__ int48_t; 134 typedef __UINT48_TYPE__ uint48_t; 135 typedef int48_t int_least48_t; 136 typedef uint48_t uint_least48_t; 137 typedef int48_t int_fast48_t; 138 typedef uint48_t uint_fast48_t; 139 # define __int_least32_t int48_t 140 # define __uint_least32_t uint48_t 141 # define __int_least16_t int48_t 142 # define __uint_least16_t uint48_t 143 # define __int_least8_t int48_t 144 # define __uint_least8_t uint48_t 145 #endif /* __INT48_TYPE__ */ 146 147 148 #ifdef __INT40_TYPE__ 149 typedef __INT40_TYPE__ int40_t; 150 typedef __UINT40_TYPE__ uint40_t; 151 typedef int40_t int_least40_t; 152 typedef uint40_t uint_least40_t; 153 typedef int40_t int_fast40_t; 154 typedef uint40_t uint_fast40_t; 155 # define __int_least32_t int40_t 156 # define __uint_least32_t uint40_t 157 # define __int_least16_t int40_t 158 # define __uint_least16_t uint40_t 159 # define __int_least8_t int40_t 160 # define __uint_least8_t uint40_t 161 #endif /* __INT40_TYPE__ */ 162 163 164 #ifdef __INT32_TYPE__ 165 166 # ifndef __int8_t_defined /* glibc sys/types.h also defines int32_t*/ 167 typedef __INT32_TYPE__ int32_t; 168 # endif /* __int8_t_defined */ 169 170 # ifndef __uint32_t_defined /* more glibc compatibility */ 171 # define __uint32_t_defined 172 typedef __UINT32_TYPE__ uint32_t; 173 # endif /* __uint32_t_defined */ 174 175 # define __int_least32_t int32_t 176 # define __uint_least32_t uint32_t 177 # define __int_least16_t int32_t 178 # define __uint_least16_t uint32_t 179 # define __int_least8_t int32_t 180 # define __uint_least8_t uint32_t 181 #endif /* __INT32_TYPE__ */ 182 183 #ifdef __int_least32_t 184 typedef __int_least32_t int_least32_t; 185 typedef __uint_least32_t uint_least32_t; 186 typedef __int_least32_t int_fast32_t; 187 typedef __uint_least32_t uint_fast32_t; 188 #endif /* __int_least32_t */ 189 190 #ifdef __INT24_TYPE__ 191 typedef __INT24_TYPE__ int24_t; 192 typedef __UINT24_TYPE__ uint24_t; 193 typedef int24_t int_least24_t; 194 typedef uint24_t uint_least24_t; 195 typedef int24_t int_fast24_t; 196 typedef uint24_t uint_fast24_t; 197 # define __int_least16_t int24_t 198 # define __uint_least16_t uint24_t 199 # define __int_least8_t int24_t 200 # define __uint_least8_t uint24_t 201 #endif /* __INT24_TYPE__ */ 202 203 #ifdef __INT16_TYPE__ 204 #ifndef __int8_t_defined /* glibc sys/types.h also defines int16_t*/ 205 typedef __INT16_TYPE__ int16_t; 206 #endif /* __int8_t_defined */ 207 typedef __UINT16_TYPE__ uint16_t; 208 # define __int_least16_t int16_t 209 # define __uint_least16_t uint16_t 210 # define __int_least8_t int16_t 211 # define __uint_least8_t uint16_t 212 #endif /* __INT16_TYPE__ */ 213 214 #ifdef __int_least16_t 215 typedef __int_least16_t int_least16_t; 216 typedef __uint_least16_t uint_least16_t; 217 typedef __int_least16_t int_fast16_t; 218 typedef __uint_least16_t uint_fast16_t; 219 #endif /* __int_least16_t */ 220 221 222 #ifdef __INT8_TYPE__ 223 #ifndef __int8_t_defined /* glibc sys/types.h also defines int8_t*/ 224 typedef __INT8_TYPE__ int8_t; 225 #endif /* __int8_t_defined */ 226 typedef __UINT8_TYPE__ uint8_t; 227 # define __int_least8_t int8_t 228 # define __uint_least8_t uint8_t 229 #endif /* __INT8_TYPE__ */ 230 231 #ifdef __int_least8_t 232 typedef __int_least8_t int_least8_t; 233 typedef __uint_least8_t uint_least8_t; 234 typedef __int_least8_t int_fast8_t; 235 typedef __uint_least8_t uint_fast8_t; 236 #endif /* __int_least8_t */ 237 238 /* prevent glibc sys/types.h from defining conflicting types */ 239 #ifndef __int8_t_defined 240 # define __int8_t_defined 241 #endif /* __int8_t_defined */ 242 243 /* C99 7.18.1.4 Integer types capable of holding object pointers. 244 */ 245 #define __stdint_join3(a,b,c) a ## b ## c 246 247 #ifndef _INTPTR_T 248 #ifndef __intptr_t_defined 249 typedef __INTPTR_TYPE__ intptr_t; 250 #define __intptr_t_defined 251 #define _INTPTR_T 252 #endif 253 #endif 254 255 #ifndef _UINTPTR_T 256 typedef __UINTPTR_TYPE__ uintptr_t; 257 #define _UINTPTR_T 258 #endif 259 260 /* C99 7.18.1.5 Greatest-width integer types. 261 */ 262 typedef __INTMAX_TYPE__ intmax_t; 263 typedef __UINTMAX_TYPE__ uintmax_t; 264 265 /* C99 7.18.4 Macros for minimum-width integer constants. 266 * 267 * The standard requires that integer constant macros be defined for all the 268 * minimum-width types defined above. As 8-, 16-, 32-, and 64-bit minimum-width 269 * types are required, the corresponding integer constant macros are defined 270 * here. This implementation also defines minimum-width types for every other 271 * integer width that the target implements, so corresponding macros are 272 * defined below, too. 273 * 274 * These macros are defined using the same successive-shrinking approach as 275 * the type definitions above. It is likewise important that macros are defined 276 * in order of decending width. 277 * 278 * Note that C++ should not check __STDC_CONSTANT_MACROS here, contrary to the 279 * claims of the C standard (see C++ 18.3.1p2, [cstdint.syn]). 280 */ 281 282 #define __int_c_join(a, b) a ## b 283 #define __int_c(v, suffix) __int_c_join(v, suffix) 284 #define __uint_c(v, suffix) __int_c_join(v##U, suffix) 285 286 287 #ifdef __INT64_TYPE__ 288 # ifdef __INT64_C_SUFFIX__ 289 # define __int64_c_suffix __INT64_C_SUFFIX__ 290 # define __int32_c_suffix __INT64_C_SUFFIX__ 291 # define __int16_c_suffix __INT64_C_SUFFIX__ 292 # define __int8_c_suffix __INT64_C_SUFFIX__ 293 # else 294 # undef __int64_c_suffix 295 # undef __int32_c_suffix 296 # undef __int16_c_suffix 297 # undef __int8_c_suffix 298 # endif /* __INT64_C_SUFFIX__ */ 299 #endif /* __INT64_TYPE__ */ 300 301 #ifdef __int_least64_t 302 # ifdef __int64_c_suffix 303 # define INT64_C(v) __int_c(v, __int64_c_suffix) 304 # define UINT64_C(v) __uint_c(v, __int64_c_suffix) 305 # else 306 # define INT64_C(v) v 307 # define UINT64_C(v) v ## U 308 # endif /* __int64_c_suffix */ 309 #endif /* __int_least64_t */ 310 311 312 #ifdef __INT56_TYPE__ 313 # ifdef __INT56_C_SUFFIX__ 314 # define INT56_C(v) __int_c(v, __INT56_C_SUFFIX__) 315 # define UINT56_C(v) __uint_c(v, __INT56_C_SUFFIX__) 316 # define __int32_c_suffix __INT56_C_SUFFIX__ 317 # define __int16_c_suffix __INT56_C_SUFFIX__ 318 # define __int8_c_suffix __INT56_C_SUFFIX__ 319 # else 320 # define INT56_C(v) v 321 # define UINT56_C(v) v ## U 322 # undef __int32_c_suffix 323 # undef __int16_c_suffix 324 # undef __int8_c_suffix 325 # endif /* __INT56_C_SUFFIX__ */ 326 #endif /* __INT56_TYPE__ */ 327 328 329 #ifdef __INT48_TYPE__ 330 # ifdef __INT48_C_SUFFIX__ 331 # define INT48_C(v) __int_c(v, __INT48_C_SUFFIX__) 332 # define UINT48_C(v) __uint_c(v, __INT48_C_SUFFIX__) 333 # define __int32_c_suffix __INT48_C_SUFFIX__ 334 # define __int16_c_suffix __INT48_C_SUFFIX__ 335 # define __int8_c_suffix __INT48_C_SUFFIX__ 336 # else 337 # define INT48_C(v) v 338 # define UINT48_C(v) v ## U 339 # undef __int32_c_suffix 340 # undef __int16_c_suffix 341 # undef __int8_c_suffix 342 # endif /* __INT48_C_SUFFIX__ */ 343 #endif /* __INT48_TYPE__ */ 344 345 346 #ifdef __INT40_TYPE__ 347 # ifdef __INT40_C_SUFFIX__ 348 # define INT40_C(v) __int_c(v, __INT40_C_SUFFIX__) 349 # define UINT40_C(v) __uint_c(v, __INT40_C_SUFFIX__) 350 # define __int32_c_suffix __INT40_C_SUFFIX__ 351 # define __int16_c_suffix __INT40_C_SUFFIX__ 352 # define __int8_c_suffix __INT40_C_SUFFIX__ 353 # else 354 # define INT40_C(v) v 355 # define UINT40_C(v) v ## U 356 # undef __int32_c_suffix 357 # undef __int16_c_suffix 358 # undef __int8_c_suffix 359 # endif /* __INT40_C_SUFFIX__ */ 360 #endif /* __INT40_TYPE__ */ 361 362 363 #ifdef __INT32_TYPE__ 364 # ifdef __INT32_C_SUFFIX__ 365 # define __int32_c_suffix __INT32_C_SUFFIX__ 366 # define __int16_c_suffix __INT32_C_SUFFIX__ 367 # define __int8_c_suffix __INT32_C_SUFFIX__ 368 #else 369 # undef __int32_c_suffix 370 # undef __int16_c_suffix 371 # undef __int8_c_suffix 372 # endif /* __INT32_C_SUFFIX__ */ 373 #endif /* __INT32_TYPE__ */ 374 375 #ifdef __int_least32_t 376 # ifdef __int32_c_suffix 377 # define INT32_C(v) __int_c(v, __int32_c_suffix) 378 # define UINT32_C(v) __uint_c(v, __int32_c_suffix) 379 # else 380 # define INT32_C(v) v 381 # define UINT32_C(v) v ## U 382 # endif /* __int32_c_suffix */ 383 #endif /* __int_least32_t */ 384 385 386 #ifdef __INT24_TYPE__ 387 # ifdef __INT24_C_SUFFIX__ 388 # define INT24_C(v) __int_c(v, __INT24_C_SUFFIX__) 389 # define UINT24_C(v) __uint_c(v, __INT24_C_SUFFIX__) 390 # define __int16_c_suffix __INT24_C_SUFFIX__ 391 # define __int8_c_suffix __INT24_C_SUFFIX__ 392 # else 393 # define INT24_C(v) v 394 # define UINT24_C(v) v ## U 395 # undef __int16_c_suffix 396 # undef __int8_c_suffix 397 # endif /* __INT24_C_SUFFIX__ */ 398 #endif /* __INT24_TYPE__ */ 399 400 401 #ifdef __INT16_TYPE__ 402 # ifdef __INT16_C_SUFFIX__ 403 # define __int16_c_suffix __INT16_C_SUFFIX__ 404 # define __int8_c_suffix __INT16_C_SUFFIX__ 405 #else 406 # undef __int16_c_suffix 407 # undef __int8_c_suffix 408 # endif /* __INT16_C_SUFFIX__ */ 409 #endif /* __INT16_TYPE__ */ 410 411 #ifdef __int_least16_t 412 # ifdef __int16_c_suffix 413 # define INT16_C(v) __int_c(v, __int16_c_suffix) 414 # define UINT16_C(v) __uint_c(v, __int16_c_suffix) 415 # else 416 # define INT16_C(v) v 417 # define UINT16_C(v) v ## U 418 # endif /* __int16_c_suffix */ 419 #endif /* __int_least16_t */ 420 421 422 #ifdef __INT8_TYPE__ 423 # ifdef __INT8_C_SUFFIX__ 424 # define __int8_c_suffix __INT8_C_SUFFIX__ 425 #else 426 # undef __int8_c_suffix 427 # endif /* __INT8_C_SUFFIX__ */ 428 #endif /* __INT8_TYPE__ */ 429 430 #ifdef __int_least8_t 431 # ifdef __int8_c_suffix 432 # define INT8_C(v) __int_c(v, __int8_c_suffix) 433 # define UINT8_C(v) __uint_c(v, __int8_c_suffix) 434 # else 435 # define INT8_C(v) v 436 # define UINT8_C(v) v ## U 437 # endif /* __int8_c_suffix */ 438 #endif /* __int_least8_t */ 439 440 441 /* C99 7.18.2.1 Limits of exact-width integer types. 442 * C99 7.18.2.2 Limits of minimum-width integer types. 443 * C99 7.18.2.3 Limits of fastest minimum-width integer types. 444 * 445 * The presence of limit macros are completely optional in C99. This 446 * implementation defines limits for all of the types (exact- and 447 * minimum-width) that it defines above, using the limits of the minimum-width 448 * type for any types that do not have exact-width representations. 449 * 450 * As in the type definitions, this section takes an approach of 451 * successive-shrinking to determine which limits to use for the standard (8, 452 * 16, 32, 64) bit widths when they don't have exact representations. It is 453 * therefore important that the definitions be kept in order of decending 454 * widths. 455 * 456 * Note that C++ should not check __STDC_LIMIT_MACROS here, contrary to the 457 * claims of the C standard (see C++ 18.3.1p2, [cstdint.syn]). 458 */ 459 460 #ifdef __INT64_TYPE__ 461 # define INT64_MAX INT64_C( 9223372036854775807) 462 # define INT64_MIN (-INT64_C( 9223372036854775807)-1) 463 # define UINT64_MAX UINT64_C(18446744073709551615) 464 # define __INT_LEAST64_MIN INT64_MIN 465 # define __INT_LEAST64_MAX INT64_MAX 466 # define __UINT_LEAST64_MAX UINT64_MAX 467 # define __INT_LEAST32_MIN INT64_MIN 468 # define __INT_LEAST32_MAX INT64_MAX 469 # define __UINT_LEAST32_MAX UINT64_MAX 470 # define __INT_LEAST16_MIN INT64_MIN 471 # define __INT_LEAST16_MAX INT64_MAX 472 # define __UINT_LEAST16_MAX UINT64_MAX 473 # define __INT_LEAST8_MIN INT64_MIN 474 # define __INT_LEAST8_MAX INT64_MAX 475 # define __UINT_LEAST8_MAX UINT64_MAX 476 #endif /* __INT64_TYPE__ */ 477 478 #ifdef __INT_LEAST64_MIN 479 # define INT_LEAST64_MIN __INT_LEAST64_MIN 480 # define INT_LEAST64_MAX __INT_LEAST64_MAX 481 # define UINT_LEAST64_MAX __UINT_LEAST64_MAX 482 # define INT_FAST64_MIN __INT_LEAST64_MIN 483 # define INT_FAST64_MAX __INT_LEAST64_MAX 484 # define UINT_FAST64_MAX __UINT_LEAST64_MAX 485 #endif /* __INT_LEAST64_MIN */ 486 487 488 #ifdef __INT56_TYPE__ 489 # define INT56_MAX INT56_C(36028797018963967) 490 # define INT56_MIN (-INT56_C(36028797018963967)-1) 491 # define UINT56_MAX UINT56_C(72057594037927935) 492 # define INT_LEAST56_MIN INT56_MIN 493 # define INT_LEAST56_MAX INT56_MAX 494 # define UINT_LEAST56_MAX UINT56_MAX 495 # define INT_FAST56_MIN INT56_MIN 496 # define INT_FAST56_MAX INT56_MAX 497 # define UINT_FAST56_MAX UINT56_MAX 498 # define __INT_LEAST32_MIN INT56_MIN 499 # define __INT_LEAST32_MAX INT56_MAX 500 # define __UINT_LEAST32_MAX UINT56_MAX 501 # define __INT_LEAST16_MIN INT56_MIN 502 # define __INT_LEAST16_MAX INT56_MAX 503 # define __UINT_LEAST16_MAX UINT56_MAX 504 # define __INT_LEAST8_MIN INT56_MIN 505 # define __INT_LEAST8_MAX INT56_MAX 506 # define __UINT_LEAST8_MAX UINT56_MAX 507 #endif /* __INT56_TYPE__ */ 508 509 510 #ifdef __INT48_TYPE__ 511 # define INT48_MAX INT48_C(140737488355327) 512 # define INT48_MIN (-INT48_C(140737488355327)-1) 513 # define UINT48_MAX UINT48_C(281474976710655) 514 # define INT_LEAST48_MIN INT48_MIN 515 # define INT_LEAST48_MAX INT48_MAX 516 # define UINT_LEAST48_MAX UINT48_MAX 517 # define INT_FAST48_MIN INT48_MIN 518 # define INT_FAST48_MAX INT48_MAX 519 # define UINT_FAST48_MAX UINT48_MAX 520 # define __INT_LEAST32_MIN INT48_MIN 521 # define __INT_LEAST32_MAX INT48_MAX 522 # define __UINT_LEAST32_MAX UINT48_MAX 523 # define __INT_LEAST16_MIN INT48_MIN 524 # define __INT_LEAST16_MAX INT48_MAX 525 # define __UINT_LEAST16_MAX UINT48_MAX 526 # define __INT_LEAST8_MIN INT48_MIN 527 # define __INT_LEAST8_MAX INT48_MAX 528 # define __UINT_LEAST8_MAX UINT48_MAX 529 #endif /* __INT48_TYPE__ */ 530 531 532 #ifdef __INT40_TYPE__ 533 # define INT40_MAX INT40_C(549755813887) 534 # define INT40_MIN (-INT40_C(549755813887)-1) 535 # define UINT40_MAX UINT40_C(1099511627775) 536 # define INT_LEAST40_MIN INT40_MIN 537 # define INT_LEAST40_MAX INT40_MAX 538 # define UINT_LEAST40_MAX UINT40_MAX 539 # define INT_FAST40_MIN INT40_MIN 540 # define INT_FAST40_MAX INT40_MAX 541 # define UINT_FAST40_MAX UINT40_MAX 542 # define __INT_LEAST32_MIN INT40_MIN 543 # define __INT_LEAST32_MAX INT40_MAX 544 # define __UINT_LEAST32_MAX UINT40_MAX 545 # define __INT_LEAST16_MIN INT40_MIN 546 # define __INT_LEAST16_MAX INT40_MAX 547 # define __UINT_LEAST16_MAX UINT40_MAX 548 # define __INT_LEAST8_MIN INT40_MIN 549 # define __INT_LEAST8_MAX INT40_MAX 550 # define __UINT_LEAST8_MAX UINT40_MAX 551 #endif /* __INT40_TYPE__ */ 552 553 554 #ifdef __INT32_TYPE__ 555 # define INT32_MAX INT32_C(2147483647) 556 # define INT32_MIN (-INT32_C(2147483647)-1) 557 # define UINT32_MAX UINT32_C(4294967295) 558 # define __INT_LEAST32_MIN INT32_MIN 559 # define __INT_LEAST32_MAX INT32_MAX 560 # define __UINT_LEAST32_MAX UINT32_MAX 561 # define __INT_LEAST16_MIN INT32_MIN 562 # define __INT_LEAST16_MAX INT32_MAX 563 # define __UINT_LEAST16_MAX UINT32_MAX 564 # define __INT_LEAST8_MIN INT32_MIN 565 # define __INT_LEAST8_MAX INT32_MAX 566 # define __UINT_LEAST8_MAX UINT32_MAX 567 #endif /* __INT32_TYPE__ */ 568 569 #ifdef __INT_LEAST32_MIN 570 # define INT_LEAST32_MIN __INT_LEAST32_MIN 571 # define INT_LEAST32_MAX __INT_LEAST32_MAX 572 # define UINT_LEAST32_MAX __UINT_LEAST32_MAX 573 # define INT_FAST32_MIN __INT_LEAST32_MIN 574 # define INT_FAST32_MAX __INT_LEAST32_MAX 575 # define UINT_FAST32_MAX __UINT_LEAST32_MAX 576 #endif /* __INT_LEAST32_MIN */ 577 578 579 #ifdef __INT24_TYPE__ 580 # define INT24_MAX INT24_C(8388607) 581 # define INT24_MIN (-INT24_C(8388607)-1) 582 # define UINT24_MAX UINT24_C(16777215) 583 # define INT_LEAST24_MIN INT24_MIN 584 # define INT_LEAST24_MAX INT24_MAX 585 # define UINT_LEAST24_MAX UINT24_MAX 586 # define INT_FAST24_MIN INT24_MIN 587 # define INT_FAST24_MAX INT24_MAX 588 # define UINT_FAST24_MAX UINT24_MAX 589 # define __INT_LEAST16_MIN INT24_MIN 590 # define __INT_LEAST16_MAX INT24_MAX 591 # define __UINT_LEAST16_MAX UINT24_MAX 592 # define __INT_LEAST8_MIN INT24_MIN 593 # define __INT_LEAST8_MAX INT24_MAX 594 # define __UINT_LEAST8_MAX UINT24_MAX 595 #endif /* __INT24_TYPE__ */ 596 597 598 #ifdef __INT16_TYPE__ 599 #define INT16_MAX INT16_C(32767) 600 #define INT16_MIN (-INT16_C(32767)-1) 601 #define UINT16_MAX UINT16_C(65535) 602 # define __INT_LEAST16_MIN INT16_MIN 603 # define __INT_LEAST16_MAX INT16_MAX 604 # define __UINT_LEAST16_MAX UINT16_MAX 605 # define __INT_LEAST8_MIN INT16_MIN 606 # define __INT_LEAST8_MAX INT16_MAX 607 # define __UINT_LEAST8_MAX UINT16_MAX 608 #endif /* __INT16_TYPE__ */ 609 610 #ifdef __INT_LEAST16_MIN 611 # define INT_LEAST16_MIN __INT_LEAST16_MIN 612 # define INT_LEAST16_MAX __INT_LEAST16_MAX 613 # define UINT_LEAST16_MAX __UINT_LEAST16_MAX 614 # define INT_FAST16_MIN __INT_LEAST16_MIN 615 # define INT_FAST16_MAX __INT_LEAST16_MAX 616 # define UINT_FAST16_MAX __UINT_LEAST16_MAX 617 #endif /* __INT_LEAST16_MIN */ 618 619 620 #ifdef __INT8_TYPE__ 621 # define INT8_MAX INT8_C(127) 622 # define INT8_MIN (-INT8_C(127)-1) 623 # define UINT8_MAX UINT8_C(255) 624 # define __INT_LEAST8_MIN INT8_MIN 625 # define __INT_LEAST8_MAX INT8_MAX 626 # define __UINT_LEAST8_MAX UINT8_MAX 627 #endif /* __INT8_TYPE__ */ 628 629 #ifdef __INT_LEAST8_MIN 630 # define INT_LEAST8_MIN __INT_LEAST8_MIN 631 # define INT_LEAST8_MAX __INT_LEAST8_MAX 632 # define UINT_LEAST8_MAX __UINT_LEAST8_MAX 633 # define INT_FAST8_MIN __INT_LEAST8_MIN 634 # define INT_FAST8_MAX __INT_LEAST8_MAX 635 # define UINT_FAST8_MAX __UINT_LEAST8_MAX 636 #endif /* __INT_LEAST8_MIN */ 637 638 /* Some utility macros */ 639 #define __INTN_MIN(n) __stdint_join3( INT, n, _MIN) 640 #define __INTN_MAX(n) __stdint_join3( INT, n, _MAX) 641 #define __UINTN_MAX(n) __stdint_join3(UINT, n, _MAX) 642 #define __INTN_C(n, v) __stdint_join3( INT, n, _C(v)) 643 #define __UINTN_C(n, v) __stdint_join3(UINT, n, _C(v)) 644 645 /* C99 7.18.2.4 Limits of integer types capable of holding object pointers. */ 646 /* C99 7.18.3 Limits of other integer types. */ 647 648 #define INTPTR_MIN (-__INTPTR_MAX__-1) 649 #define INTPTR_MAX __INTPTR_MAX__ 650 #define UINTPTR_MAX __UINTPTR_MAX__ 651 #define PTRDIFF_MIN (-__PTRDIFF_MAX__-1) 652 #define PTRDIFF_MAX __PTRDIFF_MAX__ 653 #define SIZE_MAX __SIZE_MAX__ 654 655 /* ISO9899:2011 7.20 (C11 Annex K): Define RSIZE_MAX if __STDC_WANT_LIB_EXT1__ 656 * is enabled. */ 657 #if defined(__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__ >= 1 658 #define RSIZE_MAX (SIZE_MAX >> 1) 659 #endif 660 661 /* C99 7.18.2.5 Limits of greatest-width integer types. */ 662 #define INTMAX_MIN (-__INTMAX_MAX__-1) 663 #define INTMAX_MAX __INTMAX_MAX__ 664 #define UINTMAX_MAX __UINTMAX_MAX__ 665 666 /* C99 7.18.3 Limits of other integer types. */ 667 #define SIG_ATOMIC_MIN __INTN_MIN(__SIG_ATOMIC_WIDTH__) 668 #define SIG_ATOMIC_MAX __INTN_MAX(__SIG_ATOMIC_WIDTH__) 669 #ifdef __WINT_UNSIGNED__ 670 # define WINT_MIN __UINTN_C(__WINT_WIDTH__, 0) 671 # define WINT_MAX __UINTN_MAX(__WINT_WIDTH__) 672 #else 673 # define WINT_MIN __INTN_MIN(__WINT_WIDTH__) 674 # define WINT_MAX __INTN_MAX(__WINT_WIDTH__) 675 #endif 676 677 #ifndef WCHAR_MAX 678 # define WCHAR_MAX __WCHAR_MAX__ 679 #endif 680 #ifndef WCHAR_MIN 681 # if __WCHAR_MAX__ == __INTN_MAX(__WCHAR_WIDTH__) 682 # define WCHAR_MIN __INTN_MIN(__WCHAR_WIDTH__) 683 # else 684 # define WCHAR_MIN __UINTN_C(__WCHAR_WIDTH__, 0) 685 # endif 686 #endif 687 688 /* 7.18.4.2 Macros for greatest-width integer constants. */ 689 #define INTMAX_C(v) __int_c(v, __INTMAX_C_SUFFIX__) 690 #define UINTMAX_C(v) __int_c(v, __UINTMAX_C_SUFFIX__) 691 692 #endif /* __STDC_HOSTED__ */ 693 #endif /* __CLANG_STDINT_H */ 694
Indexes created Tue Jun 23 00:25:03 UTC 2026