Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fsyntax-only -fopenmp=libiomp5 -triple x86_64-unknown-unknown -verify %s |
Stephen Hines | c568f1e | 2014-07-21 00:47:37 -0700 | [diff] [blame] | 2 | |
| 3 | // expected-error@+1 {{unexpected OpenMP directive '#pragma omp for'}} |
| 4 | #pragma omp for |
| 5 | |
| 6 | // expected-error@+1 {{unexpected OpenMP directive '#pragma omp for'}} |
| 7 | #pragma omp for foo |
| 8 | |
| 9 | void test_no_clause() { |
| 10 | int i; |
| 11 | #pragma omp for |
| 12 | for (i = 0; i < 16; ++i) |
| 13 | ; |
| 14 | |
| 15 | // expected-error@+2 {{statement after '#pragma omp for' must be a for loop}} |
| 16 | #pragma omp for |
| 17 | ++i; |
| 18 | } |
| 19 | |
| 20 | void test_branch_protected_scope() { |
| 21 | int i = 0; |
| 22 | L1: |
| 23 | ++i; |
| 24 | |
| 25 | int x[24]; |
| 26 | |
| 27 | #pragma omp parallel |
| 28 | #pragma omp for |
| 29 | for (i = 0; i < 16; ++i) { |
| 30 | if (i == 5) |
| 31 | goto L1; // expected-error {{use of undeclared label 'L1'}} |
| 32 | else if (i == 6) |
| 33 | return; // expected-error {{cannot return from OpenMP region}} |
| 34 | else if (i == 7) |
| 35 | goto L2; |
| 36 | else if (i == 8) { |
| 37 | L2: |
| 38 | x[i]++; |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | if (x[0] == 0) |
| 43 | goto L2; // expected-error {{use of undeclared label 'L2'}} |
| 44 | else if (x[1] == 1) |
| 45 | goto L1; |
| 46 | } |
| 47 | |
| 48 | void test_invalid_clause() { |
| 49 | int i; |
| 50 | #pragma omp parallel |
| 51 | // expected-warning@+1 {{extra tokens at the end of '#pragma omp for' are ignored}} |
| 52 | #pragma omp for foo bar |
| 53 | for (i = 0; i < 16; ++i) |
| 54 | ; |
| 55 | } |
| 56 | |
| 57 | void test_non_identifiers() { |
| 58 | int i, x; |
| 59 | |
| 60 | #pragma omp parallel |
| 61 | // expected-warning@+1 {{extra tokens at the end of '#pragma omp for' are ignored}} |
| 62 | #pragma omp for; |
| 63 | for (i = 0; i < 16; ++i) |
| 64 | ; |
| 65 | #pragma omp parallel |
| 66 | // expected-error@+2 {{unexpected OpenMP clause 'linear' in directive '#pragma omp for'}} |
| 67 | // expected-warning@+1 {{extra tokens at the end of '#pragma omp for' are ignored}} |
| 68 | #pragma omp for linear(x); |
| 69 | for (i = 0; i < 16; ++i) |
| 70 | ; |
| 71 | |
| 72 | #pragma omp parallel |
| 73 | // expected-warning@+1 {{extra tokens at the end of '#pragma omp for' are ignored}} |
| 74 | #pragma omp for private(x); |
| 75 | for (i = 0; i < 16; ++i) |
| 76 | ; |
| 77 | |
| 78 | #pragma omp parallel |
| 79 | // expected-warning@+1 {{extra tokens at the end of '#pragma omp for' are ignored}} |
| 80 | #pragma omp for, private(x); |
| 81 | for (i = 0; i < 16; ++i) |
| 82 | ; |
| 83 | } |
| 84 | |
| 85 | extern int foo(); |
| 86 | |
| 87 | void test_collapse() { |
| 88 | int i; |
| 89 | #pragma omp parallel |
| 90 | // expected-error@+1 {{expected '('}} |
| 91 | #pragma omp for collapse |
| 92 | for (i = 0; i < 16; ++i) |
| 93 | ; |
| 94 | #pragma omp parallel |
| 95 | // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}} |
| 96 | #pragma omp for collapse( |
| 97 | for (i = 0; i < 16; ++i) |
| 98 | ; |
| 99 | #pragma omp parallel |
| 100 | // expected-error@+1 {{expected expression}} |
| 101 | #pragma omp for collapse() |
| 102 | for (i = 0; i < 16; ++i) |
| 103 | ; |
| 104 | #pragma omp parallel |
| 105 | // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}} |
| 106 | #pragma omp for collapse(, |
| 107 | for (i = 0; i < 16; ++i) |
| 108 | ; |
| 109 | #pragma omp parallel |
| 110 | // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}} |
| 111 | #pragma omp for collapse(, ) |
| 112 | for (i = 0; i < 16; ++i) |
| 113 | ; |
| 114 | #pragma omp parallel |
| 115 | // expected-warning@+2 {{extra tokens at the end of '#pragma omp for' are ignored}} |
| 116 | // expected-error@+1 {{expected '('}} |
| 117 | #pragma omp for collapse 4) |
| 118 | for (i = 0; i < 16; ++i) |
| 119 | ; |
| 120 | #pragma omp parallel |
| 121 | // expected-error@+2 {{expected ')'}} |
| 122 | // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}} |
| 123 | #pragma omp for collapse(4 |
| 124 | for (i = 0; i < 16; ++i) |
| 125 | ; // expected-error {{expected 4 for loops after '#pragma omp for', but found only 1}} |
| 126 | #pragma omp parallel |
| 127 | // expected-error@+2 {{expected ')'}} |
| 128 | // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}} |
| 129 | #pragma omp for collapse(4, |
| 130 | for (i = 0; i < 16; ++i) |
| 131 | ; // expected-error {{expected 4 for loops after '#pragma omp for', but found only 1}} |
| 132 | #pragma omp parallel |
| 133 | // expected-error@+2 {{expected ')'}} |
| 134 | // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}} |
| 135 | #pragma omp for collapse(4, ) |
| 136 | for (i = 0; i < 16; ++i) |
| 137 | ; // expected-error {{expected 4 for loops after '#pragma omp for', but found only 1}} |
| 138 | #pragma omp parallel |
| 139 | // expected-note@+1 {{as specified in 'collapse' clause}} |
| 140 | #pragma omp for collapse(4) |
| 141 | for (i = 0; i < 16; ++i) |
| 142 | ; // expected-error {{expected 4 for loops after '#pragma omp for', but found only 1}} |
| 143 | #pragma omp parallel |
| 144 | // expected-error@+2 {{expected ')'}} |
| 145 | // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}} |
| 146 | #pragma omp for collapse(4 4) |
| 147 | for (i = 0; i < 16; ++i) |
| 148 | ; // expected-error {{expected 4 for loops after '#pragma omp for', but found only 1}} |
| 149 | #pragma omp parallel |
| 150 | // expected-error@+2 {{expected ')'}} |
| 151 | // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}} |
| 152 | #pragma omp for collapse(4, , 4) |
| 153 | for (i = 0; i < 16; ++i) |
| 154 | ; // expected-error {{expected 4 for loops after '#pragma omp for', but found only 1}} |
| 155 | #pragma omp parallel |
| 156 | #pragma omp for collapse(4) |
| 157 | for (int i1 = 0; i1 < 16; ++i1) |
| 158 | for (int i2 = 0; i2 < 16; ++i2) |
| 159 | for (int i3 = 0; i3 < 16; ++i3) |
| 160 | for (int i4 = 0; i4 < 16; ++i4) |
| 161 | foo(); |
| 162 | #pragma omp parallel |
| 163 | // expected-error@+2 {{expected ')'}} |
| 164 | // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}} |
| 165 | #pragma omp for collapse(4, 8) |
| 166 | for (i = 0; i < 16; ++i) |
| 167 | ; // expected-error {{expected 4 for loops after '#pragma omp for', but found only 1}} |
| 168 | #pragma omp parallel |
| 169 | // expected-error@+1 {{expression is not an integer constant expression}} |
| 170 | #pragma omp for collapse(2.5) |
| 171 | for (i = 0; i < 16; ++i) |
| 172 | ; |
| 173 | #pragma omp parallel |
| 174 | // expected-error@+1 {{expression is not an integer constant expression}} |
| 175 | #pragma omp for collapse(foo()) |
| 176 | for (i = 0; i < 16; ++i) |
| 177 | ; |
| 178 | #pragma omp parallel |
| 179 | // expected-error@+1 {{argument to 'collapse' clause must be a positive integer value}} |
| 180 | #pragma omp for collapse(-5) |
| 181 | for (i = 0; i < 16; ++i) |
| 182 | ; |
| 183 | #pragma omp parallel |
| 184 | // expected-error@+1 {{argument to 'collapse' clause must be a positive integer value}} |
| 185 | #pragma omp for collapse(0) |
| 186 | for (i = 0; i < 16; ++i) |
| 187 | ; |
| 188 | #pragma omp parallel |
| 189 | // expected-error@+1 {{argument to 'collapse' clause must be a positive integer value}} |
| 190 | #pragma omp for collapse(5 - 5) |
| 191 | for (i = 0; i < 16; ++i) |
| 192 | ; |
Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 193 | #pragma omp parallel |
| 194 | #pragma omp for collapse(2) |
| 195 | for (i = 0; i < 16; ++i) |
| 196 | // expected-note@+1 {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for' directive into a parallel or another task region?}} |
| 197 | for (int j = 0; j < 16; ++j) |
| 198 | // expected-error@+2 {{private variable cannot be reduction}} |
| 199 | // expected-error@+1 {{region cannot be closely nested inside 'for' region; perhaps you forget to enclose 'omp for' directive into a parallel region?}} |
| 200 | #pragma omp for reduction(+ : i, j) |
| 201 | for (int k = 0; k < 16; ++k) |
| 202 | i += j; |
Stephen Hines | c568f1e | 2014-07-21 00:47:37 -0700 | [diff] [blame] | 203 | } |
| 204 | |
| 205 | void test_private() { |
| 206 | int i; |
| 207 | #pragma omp parallel |
| 208 | // expected-error@+2 {{expected expression}} |
| 209 | // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}} |
| 210 | #pragma omp for private( |
| 211 | for (i = 0; i < 16; ++i) |
| 212 | ; |
| 213 | #pragma omp parallel |
| 214 | // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}} |
| 215 | // expected-error@+1 2 {{expected expression}} |
| 216 | #pragma omp for private(, |
| 217 | for (i = 0; i < 16; ++i) |
| 218 | ; |
| 219 | #pragma omp parallel |
| 220 | // expected-error@+1 2 {{expected expression}} |
| 221 | #pragma omp for private(, ) |
| 222 | for (i = 0; i < 16; ++i) |
| 223 | ; |
| 224 | #pragma omp parallel |
| 225 | // expected-error@+1 {{expected expression}} |
| 226 | #pragma omp for private() |
| 227 | for (i = 0; i < 16; ++i) |
| 228 | ; |
| 229 | #pragma omp parallel |
| 230 | // expected-error@+1 {{expected expression}} |
| 231 | #pragma omp for private(int) |
| 232 | for (i = 0; i < 16; ++i) |
| 233 | ; |
| 234 | #pragma omp parallel |
| 235 | // expected-error@+1 {{expected variable name}} |
| 236 | #pragma omp for private(0) |
| 237 | for (i = 0; i < 16; ++i) |
| 238 | ; |
| 239 | |
| 240 | int x, y, z; |
| 241 | #pragma omp parallel |
| 242 | #pragma omp for private(x) |
| 243 | for (i = 0; i < 16; ++i) |
| 244 | ; |
| 245 | #pragma omp parallel |
| 246 | #pragma omp for private(x, y) |
| 247 | for (i = 0; i < 16; ++i) |
| 248 | ; |
| 249 | #pragma omp parallel |
| 250 | #pragma omp for private(x, y, z) |
| 251 | for (i = 0; i < 16; ++i) { |
| 252 | x = y * i + z; |
| 253 | } |
| 254 | } |
| 255 | |
| 256 | void test_lastprivate() { |
| 257 | int i; |
| 258 | #pragma omp parallel |
| 259 | // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}} |
| 260 | // expected-error@+1 {{expected expression}} |
| 261 | #pragma omp for lastprivate( |
| 262 | for (i = 0; i < 16; ++i) |
| 263 | ; |
| 264 | |
| 265 | #pragma omp parallel |
| 266 | // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}} |
| 267 | // expected-error@+1 2 {{expected expression}} |
| 268 | #pragma omp for lastprivate(, |
| 269 | for (i = 0; i < 16; ++i) |
| 270 | ; |
| 271 | #pragma omp parallel |
| 272 | // expected-error@+1 2 {{expected expression}} |
| 273 | #pragma omp for lastprivate(, ) |
| 274 | for (i = 0; i < 16; ++i) |
| 275 | ; |
| 276 | #pragma omp parallel |
| 277 | // expected-error@+1 {{expected expression}} |
| 278 | #pragma omp for lastprivate() |
| 279 | for (i = 0; i < 16; ++i) |
| 280 | ; |
| 281 | #pragma omp parallel |
| 282 | // expected-error@+1 {{expected expression}} |
| 283 | #pragma omp for lastprivate(int) |
| 284 | for (i = 0; i < 16; ++i) |
| 285 | ; |
| 286 | #pragma omp parallel |
| 287 | // expected-error@+1 {{expected variable name}} |
| 288 | #pragma omp for lastprivate(0) |
| 289 | for (i = 0; i < 16; ++i) |
| 290 | ; |
| 291 | |
| 292 | int x, y, z; |
| 293 | #pragma omp parallel |
| 294 | #pragma omp for lastprivate(x) |
| 295 | for (i = 0; i < 16; ++i) |
| 296 | ; |
| 297 | #pragma omp parallel |
| 298 | #pragma omp for lastprivate(x, y) |
| 299 | for (i = 0; i < 16; ++i) |
| 300 | ; |
| 301 | #pragma omp parallel |
| 302 | #pragma omp for lastprivate(x, y, z) |
| 303 | for (i = 0; i < 16; ++i) |
| 304 | ; |
| 305 | } |
| 306 | |
| 307 | void test_firstprivate() { |
| 308 | int i; |
| 309 | #pragma omp parallel |
| 310 | // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}} |
| 311 | // expected-error@+1 {{expected expression}} |
| 312 | #pragma omp for firstprivate( |
| 313 | for (i = 0; i < 16; ++i) |
| 314 | ; |
| 315 | |
| 316 | #pragma omp parallel |
| 317 | // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}} |
| 318 | // expected-error@+1 2 {{expected expression}} |
| 319 | #pragma omp for firstprivate(, |
| 320 | for (i = 0; i < 16; ++i) |
| 321 | ; |
| 322 | #pragma omp parallel |
| 323 | // expected-error@+1 2 {{expected expression}} |
| 324 | #pragma omp for firstprivate(, ) |
| 325 | for (i = 0; i < 16; ++i) |
| 326 | ; |
| 327 | #pragma omp parallel |
| 328 | // expected-error@+1 {{expected expression}} |
| 329 | #pragma omp for firstprivate() |
| 330 | for (i = 0; i < 16; ++i) |
| 331 | ; |
| 332 | #pragma omp parallel |
| 333 | // expected-error@+1 {{expected expression}} |
| 334 | #pragma omp for firstprivate(int) |
| 335 | for (i = 0; i < 16; ++i) |
| 336 | ; |
| 337 | #pragma omp parallel |
| 338 | // expected-error@+1 {{expected variable name}} |
| 339 | #pragma omp for firstprivate(0) |
| 340 | for (i = 0; i < 16; ++i) |
| 341 | ; |
| 342 | |
| 343 | int x, y, z; |
| 344 | #pragma omp parallel |
| 345 | #pragma omp for lastprivate(x) firstprivate(x) |
| 346 | for (i = 0; i < 16; ++i) |
| 347 | ; |
| 348 | #pragma omp parallel |
| 349 | #pragma omp for lastprivate(x, y) firstprivate(x, y) |
| 350 | for (i = 0; i < 16; ++i) |
| 351 | ; |
| 352 | #pragma omp parallel |
| 353 | #pragma omp for lastprivate(x, y, z) firstprivate(x, y, z) |
| 354 | for (i = 0; i < 16; ++i) |
| 355 | ; |
| 356 | } |
| 357 | |
| 358 | void test_loop_messages() { |
| 359 | float a[100], b[100], c[100]; |
| 360 | #pragma omp parallel |
| 361 | // expected-error@+2 {{variable must be of integer or pointer type}} |
| 362 | #pragma omp for |
| 363 | for (float fi = 0; fi < 10.0; fi++) { |
| 364 | c[(int)fi] = a[(int)fi] + b[(int)fi]; |
| 365 | } |
| 366 | #pragma omp parallel |
| 367 | // expected-error@+2 {{variable must be of integer or pointer type}} |
| 368 | #pragma omp for |
| 369 | for (double fi = 0; fi < 10.0; fi++) { |
| 370 | c[(int)fi] = a[(int)fi] + b[(int)fi]; |
| 371 | } |
Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 372 | |
| 373 | // expected-warning@+2 {{OpenMP loop iteration variable cannot have more than 64 bits size and will be narrowed}} |
| 374 | #pragma omp for |
| 375 | for (__int128 ii = 0; ii < 10; ii++) { |
| 376 | c[ii] = a[ii] + b[ii]; |
| 377 | } |
Stephen Hines | c568f1e | 2014-07-21 00:47:37 -0700 | [diff] [blame] | 378 | } |
| 379 | |