Mercurial > hg > octave-lojdl > gnulib-hg
annotate tests/test-stdint.c @ 17460:d11431703671
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| author | Karl Berry <karl@freefriends.org> |
|---|---|
| date | Fri, 09 Aug 2013 08:03:30 -0700 |
| parents | e542fd46ad6f |
| children |
| rev | line source |
|---|---|
| 6825 | 1 /* Test of <stdint.h> substitute. |
|
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2 Copyright (C) 2006-2013 Free Software Foundation, Inc. |
| 6825 | 3 |
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4 This program is free software: you can redistribute it and/or modify |
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5 it under the terms of the GNU General Public License as published by |
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6 the Free Software Foundation; either version 3 of the License, or |
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7 (at your option) any later version. |
| 6825 | 8 |
| 9 This program is distributed in the hope that it will be useful, | |
| 10 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 GNU General Public License for more details. |
| 6825 | 13 |
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14 You should have received a copy of the GNU General Public License |
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15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 6825 | 16 |
| 17 /* Written by Bruno Haible <bruno@clisp.org>, 2006. */ | |
| 18 | |
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19 #include <config.h> |
| 6825 | 20 |
| 21 /* Whether to enable pedantic checks. */ | |
| 22 #define DO_PEDANTIC 0 | |
| 23 | |
| 24 #include <stdint.h> | |
| 25 | |
| 26 #include "verify.h" | |
| 27 #include "intprops.h" | |
| 28 | |
| 29 #if __GNUC__ >= 2 && DO_PEDANTIC | |
| 30 # define verify_same_types(expr1,expr2) \ | |
| 31 extern void _verify_func(__LINE__) (__typeof__ (expr1) *); \ | |
| 32 extern void _verify_func(__LINE__) (__typeof__ (expr2) *); | |
| 33 # define _verify_func(line) _verify_func2(line) | |
| 34 # define _verify_func2(line) verify_func_ ## line | |
| 35 #else | |
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36 # define verify_same_types(expr1,expr2) extern void verify_func (int) |
| 6825 | 37 #endif |
| 38 | |
| 39 /* 7.18.1.1. Exact-width integer types */ | |
| 40 /* 7.18.2.1. Limits of exact-width integer types */ | |
| 41 | |
| 42 int8_t a1[3] = { INT8_C (17), INT8_MIN, INT8_MAX }; | |
| 43 verify (TYPE_MINIMUM (int8_t) == INT8_MIN); | |
| 44 verify (TYPE_MAXIMUM (int8_t) == INT8_MAX); | |
| 45 verify_same_types (INT8_MIN, (int8_t) 0 + 0); | |
| 46 verify_same_types (INT8_MAX, (int8_t) 0 + 0); | |
| 47 | |
| 48 int16_t a2[3] = { INT16_C (17), INT16_MIN, INT16_MAX }; | |
| 49 verify (TYPE_MINIMUM (int16_t) == INT16_MIN); | |
| 50 verify (TYPE_MAXIMUM (int16_t) == INT16_MAX); | |
| 51 verify_same_types (INT16_MIN, (int16_t) 0 + 0); | |
| 52 verify_same_types (INT16_MAX, (int16_t) 0 + 0); | |
| 53 | |
| 54 int32_t a3[3] = { INT32_C (17), INT32_MIN, INT32_MAX }; | |
| 55 verify (TYPE_MINIMUM (int32_t) == INT32_MIN); | |
| 56 verify (TYPE_MAXIMUM (int32_t) == INT32_MAX); | |
| 57 verify_same_types (INT32_MIN, (int32_t) 0 + 0); | |
| 58 verify_same_types (INT32_MAX, (int32_t) 0 + 0); | |
| 59 | |
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60 #ifdef INT64_MAX |
| 6825 | 61 int64_t a4[3] = { INT64_C (17), INT64_MIN, INT64_MAX }; |
| 62 verify (TYPE_MINIMUM (int64_t) == INT64_MIN); | |
| 63 verify (TYPE_MAXIMUM (int64_t) == INT64_MAX); | |
| 64 verify_same_types (INT64_MIN, (int64_t) 0 + 0); | |
| 65 verify_same_types (INT64_MAX, (int64_t) 0 + 0); | |
| 66 #endif | |
| 67 | |
| 68 uint8_t b1[2] = { UINT8_C (17), UINT8_MAX }; | |
| 69 verify (TYPE_MAXIMUM (uint8_t) == UINT8_MAX); | |
| 70 verify_same_types (UINT8_MAX, (uint8_t) 0 + 0); | |
| 71 | |
| 72 uint16_t b2[2] = { UINT16_C (17), UINT16_MAX }; | |
| 73 verify (TYPE_MAXIMUM (uint16_t) == UINT16_MAX); | |
| 74 verify_same_types (UINT16_MAX, (uint16_t) 0 + 0); | |
| 75 | |
| 76 uint32_t b3[2] = { UINT32_C (17), UINT32_MAX }; | |
| 77 verify (TYPE_MAXIMUM (uint32_t) == UINT32_MAX); | |
| 78 verify_same_types (UINT32_MAX, (uint32_t) 0 + 0); | |
| 79 | |
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80 #ifdef UINT64_MAX |
| 6825 | 81 uint64_t b4[2] = { UINT64_C (17), UINT64_MAX }; |
| 82 verify (TYPE_MAXIMUM (uint64_t) == UINT64_MAX); | |
| 83 verify_same_types (UINT64_MAX, (uint64_t) 0 + 0); | |
| 84 #endif | |
| 85 | |
| 86 #if INT8_MIN && INT8_MAX && INT16_MIN && INT16_MAX && INT32_MIN && INT32_MAX | |
| 87 /* ok */ | |
| 88 #else | |
| 89 err or; | |
| 90 #endif | |
| 91 | |
| 92 #if UINT8_MAX && UINT16_MAX && UINT32_MAX | |
| 93 /* ok */ | |
| 94 #else | |
| 95 err or; | |
| 96 #endif | |
| 97 | |
| 98 /* 7.18.1.2. Minimum-width integer types */ | |
| 99 /* 7.18.2.2. Limits of minimum-width integer types */ | |
| 100 | |
| 101 int_least8_t c1[3] = { 17, INT_LEAST8_MIN, INT_LEAST8_MAX }; | |
| 102 verify (TYPE_MINIMUM (int_least8_t) == INT_LEAST8_MIN); | |
| 103 verify (TYPE_MAXIMUM (int_least8_t) == INT_LEAST8_MAX); | |
| 104 verify_same_types (INT_LEAST8_MIN, (int_least8_t) 0 + 0); | |
| 105 verify_same_types (INT_LEAST8_MAX, (int_least8_t) 0 + 0); | |
| 106 | |
| 107 int_least16_t c2[3] = { 17, INT_LEAST16_MIN, INT_LEAST16_MAX }; | |
| 108 verify (TYPE_MINIMUM (int_least16_t) == INT_LEAST16_MIN); | |
| 109 verify (TYPE_MAXIMUM (int_least16_t) == INT_LEAST16_MAX); | |
| 110 verify_same_types (INT_LEAST16_MIN, (int_least16_t) 0 + 0); | |
| 111 verify_same_types (INT_LEAST16_MAX, (int_least16_t) 0 + 0); | |
| 112 | |
| 113 int_least32_t c3[3] = { 17, INT_LEAST32_MIN, INT_LEAST32_MAX }; | |
| 114 verify (TYPE_MINIMUM (int_least32_t) == INT_LEAST32_MIN); | |
| 115 verify (TYPE_MAXIMUM (int_least32_t) == INT_LEAST32_MAX); | |
| 116 verify_same_types (INT_LEAST32_MIN, (int_least32_t) 0 + 0); | |
| 117 verify_same_types (INT_LEAST32_MAX, (int_least32_t) 0 + 0); | |
| 118 | |
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119 #ifdef INT_LEAST64_MAX |
| 6825 | 120 int_least64_t c4[3] = { 17, INT_LEAST64_MIN, INT_LEAST64_MAX }; |
| 121 verify (TYPE_MINIMUM (int_least64_t) == INT_LEAST64_MIN); | |
| 122 verify (TYPE_MAXIMUM (int_least64_t) == INT_LEAST64_MAX); | |
| 123 verify_same_types (INT_LEAST64_MIN, (int_least64_t) 0 + 0); | |
| 124 verify_same_types (INT_LEAST64_MAX, (int_least64_t) 0 + 0); | |
| 125 #endif | |
| 126 | |
| 127 uint_least8_t d1[2] = { 17, UINT_LEAST8_MAX }; | |
| 128 verify (TYPE_MAXIMUM (uint_least8_t) == UINT_LEAST8_MAX); | |
| 129 verify_same_types (UINT_LEAST8_MAX, (uint_least8_t) 0 + 0); | |
| 130 | |
| 131 uint_least16_t d2[2] = { 17, UINT_LEAST16_MAX }; | |
| 132 verify (TYPE_MAXIMUM (uint_least16_t) == UINT_LEAST16_MAX); | |
| 133 verify_same_types (UINT_LEAST16_MAX, (uint_least16_t) 0 + 0); | |
| 134 | |
| 135 uint_least32_t d3[2] = { 17, UINT_LEAST32_MAX }; | |
| 136 verify (TYPE_MAXIMUM (uint_least32_t) == UINT_LEAST32_MAX); | |
| 137 verify_same_types (UINT_LEAST32_MAX, (uint_least32_t) 0 + 0); | |
| 138 | |
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139 #ifdef UINT_LEAST64_MAX |
| 6825 | 140 uint_least64_t d4[2] = { 17, UINT_LEAST64_MAX }; |
| 141 verify (TYPE_MAXIMUM (uint_least64_t) == UINT_LEAST64_MAX); | |
| 142 verify_same_types (UINT_LEAST64_MAX, (uint_least64_t) 0 + 0); | |
| 143 #endif | |
| 144 | |
| 145 #if INT_LEAST8_MIN && INT_LEAST8_MAX && INT_LEAST16_MIN && INT_LEAST16_MAX && INT_LEAST32_MIN && INT_LEAST32_MAX | |
| 146 /* ok */ | |
| 147 #else | |
| 148 err or; | |
| 149 #endif | |
| 150 | |
| 151 #if UINT_LEAST8_MAX && UINT_LEAST16_MAX && UINT_LEAST32_MAX | |
| 152 /* ok */ | |
| 153 #else | |
| 154 err or; | |
| 155 #endif | |
| 156 | |
| 157 /* 7.18.1.3. Fastest minimum-width integer types */ | |
| 158 /* 7.18.2.3. Limits of fastest minimum-width integer types */ | |
| 159 | |
| 160 int_fast8_t e1[3] = { 17, INT_FAST8_MIN, INT_FAST8_MAX }; | |
| 161 verify (TYPE_MINIMUM (int_fast8_t) == INT_FAST8_MIN); | |
| 162 verify (TYPE_MAXIMUM (int_fast8_t) == INT_FAST8_MAX); | |
| 163 verify_same_types (INT_FAST8_MIN, (int_fast8_t) 0 + 0); | |
| 164 verify_same_types (INT_FAST8_MAX, (int_fast8_t) 0 + 0); | |
| 165 | |
| 166 int_fast16_t e2[3] = { 17, INT_FAST16_MIN, INT_FAST16_MAX }; | |
| 167 verify (TYPE_MINIMUM (int_fast16_t) == INT_FAST16_MIN); | |
| 168 verify (TYPE_MAXIMUM (int_fast16_t) == INT_FAST16_MAX); | |
| 169 verify_same_types (INT_FAST16_MIN, (int_fast16_t) 0 + 0); | |
| 170 verify_same_types (INT_FAST16_MAX, (int_fast16_t) 0 + 0); | |
| 171 | |
| 172 int_fast32_t e3[3] = { 17, INT_FAST32_MIN, INT_FAST32_MAX }; | |
| 173 verify (TYPE_MINIMUM (int_fast32_t) == INT_FAST32_MIN); | |
| 174 verify (TYPE_MAXIMUM (int_fast32_t) == INT_FAST32_MAX); | |
| 175 verify_same_types (INT_FAST32_MIN, (int_fast32_t) 0 + 0); | |
| 176 verify_same_types (INT_FAST32_MAX, (int_fast32_t) 0 + 0); | |
| 177 | |
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178 #ifdef INT_FAST64_MAX |
| 6825 | 179 int_fast64_t e4[3] = { 17, INT_FAST64_MIN, INT_FAST64_MAX }; |
| 180 verify (TYPE_MINIMUM (int_fast64_t) == INT_FAST64_MIN); | |
| 181 verify (TYPE_MAXIMUM (int_fast64_t) == INT_FAST64_MAX); | |
| 182 verify_same_types (INT_FAST64_MIN, (int_fast64_t) 0 + 0); | |
| 183 verify_same_types (INT_FAST64_MAX, (int_fast64_t) 0 + 0); | |
| 184 #endif | |
| 185 | |
| 186 uint_fast8_t f1[2] = { 17, UINT_FAST8_MAX }; | |
| 187 verify (TYPE_MAXIMUM (uint_fast8_t) == UINT_FAST8_MAX); | |
| 188 verify_same_types (UINT_FAST8_MAX, (uint_fast8_t) 0 + 0); | |
| 189 | |
| 190 uint_fast16_t f2[2] = { 17, UINT_FAST16_MAX }; | |
| 191 verify (TYPE_MAXIMUM (uint_fast16_t) == UINT_FAST16_MAX); | |
| 192 verify_same_types (UINT_FAST16_MAX, (uint_fast16_t) 0 + 0); | |
| 193 | |
| 194 uint_fast32_t f3[2] = { 17, UINT_FAST32_MAX }; | |
| 195 verify (TYPE_MAXIMUM (uint_fast32_t) == UINT_FAST32_MAX); | |
| 196 verify_same_types (UINT_FAST32_MAX, (uint_fast32_t) 0 + 0); | |
| 197 | |
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198 #ifdef UINT_FAST64_MAX |
| 6825 | 199 uint_fast64_t f4[2] = { 17, UINT_FAST64_MAX }; |
| 200 verify (TYPE_MAXIMUM (uint_fast64_t) == UINT_FAST64_MAX); | |
| 201 verify_same_types (UINT_FAST64_MAX, (uint_fast64_t) 0 + 0); | |
| 202 #endif | |
| 203 | |
| 204 #if INT_FAST8_MIN && INT_FAST8_MAX && INT_FAST16_MIN && INT_FAST16_MAX && INT_FAST32_MIN && INT_FAST32_MAX | |
| 205 /* ok */ | |
| 206 #else | |
| 207 err or; | |
| 208 #endif | |
| 209 | |
| 210 #if UINT_FAST8_MAX && UINT_FAST16_MAX && UINT_FAST32_MAX | |
| 211 /* ok */ | |
| 212 #else | |
| 213 err or; | |
| 214 #endif | |
| 215 | |
| 216 /* 7.18.1.4. Integer types capable of holding object pointers */ | |
| 217 /* 7.18.2.4. Limits of integer types capable of holding object pointers */ | |
| 218 | |
| 219 intptr_t g[3] = { 17, INTPTR_MIN, INTPTR_MAX }; | |
| 220 verify (TYPE_MINIMUM (intptr_t) == INTPTR_MIN); | |
| 221 verify (TYPE_MAXIMUM (intptr_t) == INTPTR_MAX); | |
| 222 verify_same_types (INTPTR_MIN, (intptr_t) 0 + 0); | |
| 223 verify_same_types (INTPTR_MAX, (intptr_t) 0 + 0); | |
| 224 | |
| 225 uintptr_t h[2] = { 17, UINTPTR_MAX }; | |
| 226 verify (TYPE_MAXIMUM (uintptr_t) == UINTPTR_MAX); | |
| 227 verify_same_types (UINTPTR_MAX, (uintptr_t) 0 + 0); | |
| 228 | |
| 229 #if INTPTR_MIN && INTPTR_MAX && UINTPTR_MAX | |
| 230 /* ok */ | |
| 231 #else | |
| 232 err or; | |
| 233 #endif | |
| 234 | |
| 235 /* 7.18.1.5. Greatest-width integer types */ | |
| 236 /* 7.18.2.5. Limits of greatest-width integer types */ | |
| 237 | |
| 238 intmax_t i[3] = { INTMAX_C (17), INTMAX_MIN, INTMAX_MAX }; | |
| 239 verify (TYPE_MINIMUM (intmax_t) == INTMAX_MIN); | |
| 240 verify (TYPE_MAXIMUM (intmax_t) == INTMAX_MAX); | |
| 241 verify_same_types (INTMAX_MIN, (intmax_t) 0 + 0); | |
| 242 verify_same_types (INTMAX_MAX, (intmax_t) 0 + 0); | |
| 243 | |
| 244 uintmax_t j[2] = { UINTMAX_C (17), UINTMAX_MAX }; | |
| 245 verify (TYPE_MAXIMUM (uintmax_t) == UINTMAX_MAX); | |
| 246 verify_same_types (UINTMAX_MAX, (uintmax_t) 0 + 0); | |
| 247 | |
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248 /* As of 2007, Sun C and HP-UX 10.20 cc don't support 'long long' constants in |
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249 the preprocessor. */ |
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250 #if !(defined __SUNPRO_C || (defined __hpux && !defined __GNUC__)) |
| 6825 | 251 #if INTMAX_MIN && INTMAX_MAX && UINTMAX_MAX |
| 252 /* ok */ | |
| 253 #else | |
| 254 err or; | |
| 255 #endif | |
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256 #endif |
| 6825 | 257 |
| 258 /* 7.18.3. Limits of other integer types */ | |
| 259 | |
| 260 #include <stddef.h> | |
| 261 | |
| 262 verify (TYPE_MINIMUM (ptrdiff_t) == PTRDIFF_MIN); | |
| 263 verify (TYPE_MAXIMUM (ptrdiff_t) == PTRDIFF_MAX); | |
| 264 verify_same_types (PTRDIFF_MIN, (ptrdiff_t) 0 + 0); | |
| 265 verify_same_types (PTRDIFF_MAX, (ptrdiff_t) 0 + 0); | |
| 266 | |
| 267 #if PTRDIFF_MIN && PTRDIFF_MAX | |
| 268 /* ok */ | |
| 269 #else | |
| 270 err or; | |
| 271 #endif | |
| 272 | |
| 273 #include <signal.h> | |
| 274 | |
| 275 verify (TYPE_MINIMUM (sig_atomic_t) == SIG_ATOMIC_MIN); | |
| 276 verify (TYPE_MAXIMUM (sig_atomic_t) == SIG_ATOMIC_MAX); | |
| 277 verify_same_types (SIG_ATOMIC_MIN, (sig_atomic_t) 0 + 0); | |
| 278 verify_same_types (SIG_ATOMIC_MAX, (sig_atomic_t) 0 + 0); | |
| 279 | |
| 280 #if SIG_ATOMIC_MIN != 17 && SIG_ATOMIC_MAX | |
| 281 /* ok */ | |
| 282 #else | |
| 283 err or; | |
| 284 #endif | |
| 285 | |
| 286 verify (TYPE_MAXIMUM (size_t) == SIZE_MAX); | |
| 287 verify_same_types (SIZE_MAX, (size_t) 0 + 0); | |
| 288 | |
| 289 #if SIZE_MAX | |
| 290 /* ok */ | |
| 291 #else | |
| 292 err or; | |
| 293 #endif | |
| 294 | |
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295 #if HAVE_WCHAR_T |
| 6825 | 296 verify (TYPE_MINIMUM (wchar_t) == WCHAR_MIN); |
| 297 verify (TYPE_MAXIMUM (wchar_t) == WCHAR_MAX); | |
| 298 verify_same_types (WCHAR_MIN, (wchar_t) 0 + 0); | |
| 299 verify_same_types (WCHAR_MAX, (wchar_t) 0 + 0); | |
| 300 | |
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301 # if WCHAR_MIN != 17 && WCHAR_MAX |
| 6825 | 302 /* ok */ |
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303 # else |
| 6825 | 304 err or; |
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305 # endif |
| 6825 | 306 #endif |
| 307 | |
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308 #if HAVE_WINT_T |
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309 # include <wchar.h> |
| 6825 | 310 |
| 311 verify (TYPE_MINIMUM (wint_t) == WINT_MIN); | |
| 312 verify (TYPE_MAXIMUM (wint_t) == WINT_MAX); | |
| 313 verify_same_types (WINT_MIN, (wint_t) 0 + 0); | |
| 314 verify_same_types (WINT_MAX, (wint_t) 0 + 0); | |
| 315 | |
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316 # if WINT_MIN != 17 && WINT_MAX |
| 6825 | 317 /* ok */ |
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318 # else |
| 6825 | 319 err or; |
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320 # endif |
| 6825 | 321 #endif |
| 322 | |
| 323 /* 7.18.4. Macros for integer constants */ | |
| 324 | |
| 325 verify (INT8_C (17) == 17); | |
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326 verify_same_types (INT8_C (17), (int_least8_t)0 + 0); |
| 6825 | 327 verify (UINT8_C (17) == 17); |
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Bruno Haible <bruno@clisp.org>
parents:
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diff
changeset
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328 verify_same_types (UINT8_C (17), (uint_least8_t)0 + 0); |
| 6825 | 329 |
| 330 verify (INT16_C (17) == 17); | |
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Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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331 verify_same_types (INT16_C (17), (int_least16_t)0 + 0); |
| 6825 | 332 verify (UINT16_C (17) == 17); |
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6861
b82bca6af622
Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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333 verify_same_types (UINT16_C (17), (uint_least16_t)0 + 0); |
| 6825 | 334 |
| 335 verify (INT32_C (17) == 17); | |
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6861
b82bca6af622
Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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336 verify_same_types (INT32_C (17), (int_least32_t)0 + 0); |
| 6825 | 337 verify (UINT32_C (17) == 17); |
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6861
b82bca6af622
Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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338 verify_same_types (UINT32_C (17), (uint_least32_t)0 + 0); |
| 6825 | 339 |
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6906
b912515df187
Simplification rewrite for stdint module.
Paul Eggert <eggert@cs.ucla.edu>
parents:
6861
diff
changeset
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340 #ifdef INT64_C |
| 6825 | 341 verify (INT64_C (17) == 17); |
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Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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342 verify_same_types (INT64_C (17), (int_least64_t)0 + 0); |
| 6825 | 343 #endif |
|
6906
b912515df187
Simplification rewrite for stdint module.
Paul Eggert <eggert@cs.ucla.edu>
parents:
6861
diff
changeset
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344 #ifdef UINT64_C |
| 6825 | 345 verify (UINT64_C (17) == 17); |
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b82bca6af622
Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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346 verify_same_types (UINT64_C (17), (uint_least64_t)0 + 0); |
| 6825 | 347 #endif |
| 348 | |
| 349 verify (INTMAX_C (17) == 17); | |
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Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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350 verify_same_types (INTMAX_C (17), (intmax_t)0 + 0); |
| 6825 | 351 verify (UINTMAX_C (17) == 17); |
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Take into account ISO C 99 TC1.
Bruno Haible <bruno@clisp.org>
parents:
6825
diff
changeset
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352 verify_same_types (UINTMAX_C (17), (uintmax_t)0 + 0); |
| 6825 | 353 |
| 354 | |
| 355 int | |
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12197
e45d9bb2233e
tests: avoid several compiler warnings
Eric Blake <ebb9@byu.net>
parents:
10238
diff
changeset
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356 main (void) |
| 6825 | 357 { |
| 358 return 0; | |
| 359 } |