1 // RUN: %clang_cc1 -fsyntax-only -fopenmp=libiomp5 -x c++ -std=c++11 -fexceptions -fcxx-exceptions -verify %s 2 3 static int sii; 4 #pragma omp threadprivate(sii) // expected-note {{defined as threadprivate or thread local}} 5 static int globalii; 6 7 int test_iteration_spaces() { 8 const int N = 100; 9 float a[N], b[N], c[N]; 10 int ii, jj, kk; 11 float fii; 12 double dii; 13 #pragma omp simd 14 for (int i = 0; i < 10; i+=1) { 15 c[i] = a[i] + b[i]; 16 } 17 #pragma omp simd 18 for (char i = 0; i < 10; i++) { 19 c[i] = a[i] + b[i]; 20 } 21 #pragma omp simd 22 for (char i = 0; i < 10; i+='\1') { 23 c[i] = a[i] + b[i]; 24 } 25 #pragma omp simd 26 for (long long i = 0; i < 10; i++) { 27 c[i] = a[i] + b[i]; 28 } 29 // expected-error@+2 {{expression must have integral or unscoped enumeration type, not 'double'}} 30 #pragma omp simd 31 for (long long i = 0; i < 10; i+=1.5) { 32 c[i] = a[i] + b[i]; 33 } 34 #pragma omp simd 35 for (long long i = 0; i < 'z'; i+=1u) { 36 c[i] = a[i] + b[i]; 37 } 38 // expected-error@+2 {{variable must be of integer or random access iterator type}} 39 #pragma omp simd 40 for (float fi = 0; fi < 10.0; fi++) { 41 c[(int)fi] = a[(int)fi] + b[(int)fi]; 42 } 43 // expected-error@+2 {{variable must be of integer or random access iterator type}} 44 #pragma omp simd 45 for (double fi = 0; fi < 10.0; fi++) { 46 c[(int)fi] = a[(int)fi] + b[(int)fi]; 47 } 48 // expected-error@+2 {{variable must be of integer or random access iterator type}} 49 #pragma omp simd 50 for (int &ref = ii; ref < 10; ref++) { 51 } 52 // expected-error@+2 {{initialization clause of OpenMP for loop must be of the form 'var = init' or 'T var = init'}} 53 #pragma omp simd 54 for (int i; i < 10; i++) 55 c[i] = a[i]; 56 57 // expected-error@+2 {{initialization clause of OpenMP for loop must be of the form 'var = init' or 'T var = init'}} 58 #pragma omp simd 59 for (int i = 0, j = 0; i < 10; ++i) 60 c[i] = a[i]; 61 62 // expected-error@+2 {{initialization clause of OpenMP for loop must be of the form 'var = init' or 'T var = init'}} 63 #pragma omp simd 64 for (;ii < 10; ++ii) 65 c[ii] = a[ii]; 66 67 // expected-warning@+3 {{expression result unused}} 68 // expected-error@+2 {{initialization clause of OpenMP for loop must be of the form 'var = init' or 'T var = init'}} 69 #pragma omp simd 70 for (ii + 1;ii < 10; ++ii) 71 c[ii] = a[ii]; 72 73 // expected-error@+2 {{initialization clause of OpenMP for loop must be of the form 'var = init' or 'T var = init'}} 74 #pragma omp simd 75 for (c[ii] = 0;ii < 10; ++ii) 76 c[ii] = a[ii]; 77 78 // Ok to skip parenthesises. 79 #pragma omp simd 80 for (((ii)) = 0;ii < 10; ++ii) 81 c[ii] = a[ii]; 82 83 // expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 84 #pragma omp simd 85 for (int i = 0; i; i++) 86 c[i] = a[i]; 87 88 // expected-error@+3 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 89 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'i'}} 90 #pragma omp simd 91 for (int i = 0; jj < kk; ii++) 92 c[i] = a[i]; 93 94 // expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 95 #pragma omp simd 96 for (int i = 0; !!i; i++) 97 c[i] = a[i]; 98 99 // expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 100 #pragma omp simd 101 for (int i = 0; i != 1; i++) 102 c[i] = a[i]; 103 104 // expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'i'}} 105 #pragma omp simd 106 for (int i = 0; ; i++) 107 c[i] = a[i]; 108 109 // Ok. 110 #pragma omp simd 111 for (int i = 11; i > 10; i--) 112 c[i] = a[i]; 113 114 // Ok. 115 #pragma omp simd 116 for (int i = 0; i < 10; ++i) 117 c[i] = a[i]; 118 119 // Ok. 120 #pragma omp simd 121 for (ii = 0; ii < 10; ++ii) 122 c[ii] = a[ii]; 123 124 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 125 #pragma omp simd 126 for (ii = 0; ii < 10; ++jj) 127 c[ii] = a[jj]; 128 129 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 130 #pragma omp simd 131 for (ii = 0; ii < 10; ++ ++ ii) 132 c[ii] = a[ii]; 133 134 // Ok but undefined behavior (in general, cannot check that incr 135 // is really loop-invariant). 136 #pragma omp simd 137 for (ii = 0; ii < 10; ii = ii + ii) 138 c[ii] = a[ii]; 139 140 // expected-error@+2 {{expression must have integral or unscoped enumeration type, not 'float'}} 141 #pragma omp simd 142 for (ii = 0; ii < 10; ii = ii + 1.0f) 143 c[ii] = a[ii]; 144 145 // Ok - step was converted to integer type. 146 #pragma omp simd 147 for (ii = 0; ii < 10; ii = ii + (int)1.1f) 148 c[ii] = a[ii]; 149 150 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 151 #pragma omp simd 152 for (ii = 0; ii < 10; jj = ii + 2) 153 c[ii] = a[ii]; 154 155 // expected-warning@+3 {{relational comparison result unused}} 156 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 157 #pragma omp simd 158 for (ii = 0; ii < 10; jj > kk + 2) 159 c[ii] = a[ii]; 160 161 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 162 #pragma omp simd 163 for (ii = 0; ii < 10;) 164 c[ii] = a[ii]; 165 166 // expected-warning@+3 {{expression result unused}} 167 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 168 #pragma omp simd 169 for (ii = 0; ii < 10; !ii) 170 c[ii] = a[ii]; 171 172 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 173 #pragma omp simd 174 for (ii = 0; ii < 10; ii ? ++ii : ++jj) 175 c[ii] = a[ii]; 176 177 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'ii'}} 178 #pragma omp simd 179 for (ii = 0; ii < 10; ii = ii < 10) 180 c[ii] = a[ii]; 181 182 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 183 // expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 184 #pragma omp simd 185 for (ii = 0; ii < 10; ii = ii + 0) 186 c[ii] = a[ii]; 187 188 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 189 // expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 190 #pragma omp simd 191 for (ii = 0; ii < 10; ii = ii + (int)(0.8 - 0.45)) 192 c[ii] = a[ii]; 193 194 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 195 // expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 196 #pragma omp simd 197 for (ii = 0; (ii) < 10; ii-=25) 198 c[ii] = a[ii]; 199 200 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 201 // expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 202 #pragma omp simd 203 for (ii = 0; (ii < 10); ii-=0) 204 c[ii] = a[ii]; 205 206 // expected-note@+3 {{loop step is expected to be negative due to this condition}} 207 // expected-error@+2 {{increment expression must cause 'ii' to decrease on each iteration of OpenMP for loop}} 208 #pragma omp simd 209 for (ii = 0; ii > 10; (ii+=0)) 210 c[ii] = a[ii]; 211 212 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 213 // expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 214 #pragma omp simd 215 for (ii = 0; ii < 10; (ii) = (1-1)+(ii)) 216 c[ii] = a[ii]; 217 218 // expected-note@+3 {{loop step is expected to be negative due to this condition}} 219 // expected-error@+2 {{increment expression must cause 'ii' to decrease on each iteration of OpenMP for loop}} 220 #pragma omp simd 221 for ((ii = 0); ii > 10; (ii-=0)) 222 c[ii] = a[ii]; 223 224 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 225 // expected-error@+2 {{increment expression must cause 'ii' to increase on each iteration of OpenMP for loop}} 226 #pragma omp simd 227 for (ii = 0; (ii < 10); (ii-=0)) 228 c[ii] = a[ii]; 229 230 // expected-note@+2 {{defined as private}} 231 // expected-error@+2 {{loop iteration variable in the associated loop of 'omp simd' directive may not be private, predetermined as linear}} 232 #pragma omp simd private(ii) 233 for (ii = 0; ii < 10; ii++) 234 c[ii] = a[ii]; 235 236 // expected-error@+3 {{unexpected OpenMP clause 'shared' in directive '#pragma omp simd'}} 237 // expected-note@+2 {{defined as shared}} 238 // expected-error@+2 {{loop iteration variable in the associated loop of 'omp simd' directive may not be shared, predetermined as linear}} 239 #pragma omp simd shared(ii) 240 for (ii = 0; ii < 10; ii++) 241 c[ii] = a[ii]; 242 243 #pragma omp simd linear(ii) 244 for (ii = 0; ii < 10; ii++) 245 c[ii] = a[ii]; 246 247 #pragma omp simd lastprivate(ii) linear(jj) collapse(2) // expected-note {{defined as linear}} 248 for (ii = 0; ii < 10; ii++) 249 for (jj = 0; jj < 10; jj++) // expected-error {{loop iteration variable in the associated loop of 'omp simd' directive may not be linear, predetermined as lastprivate}} 250 c[ii] = a[jj]; 251 252 253 #pragma omp parallel 254 { 255 // expected-error@+2 {{loop iteration variable in the associated loop of 'omp simd' directive may not be threadprivate or thread local, predetermined as linear}} 256 #pragma omp simd 257 for (sii = 0; sii < 10; sii+=1) 258 c[sii] = a[sii]; 259 } 260 261 #pragma omp parallel 262 { 263 #pragma omp simd 264 for (globalii = 0; globalii < 10; globalii+=1) 265 c[globalii] = a[globalii]; 266 } 267 268 #pragma omp parallel 269 { 270 #pragma omp simd collapse(2) 271 for (ii = 0; ii < 10; ii += 1) 272 for (globalii = 0; globalii < 10; globalii += 1) 273 c[globalii] += a[globalii] + ii; 274 } 275 276 // expected-error@+2 {{statement after '#pragma omp simd' must be a for loop}} 277 #pragma omp simd 278 for (auto &item : a) { 279 item = item + 1; 280 } 281 282 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 283 // expected-error@+2 {{increment expression must cause 'i' to increase on each iteration of OpenMP for loop}} 284 #pragma omp simd 285 for (unsigned i = 9; i < 10; i--) { 286 c[i] = a[i] + b[i]; 287 } 288 289 int (*lb)[4] = nullptr; 290 #pragma omp simd 291 for (int (*p)[4] = lb; p < lb + 8; ++p) { 292 } 293 294 // expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 295 #pragma omp simd 296 for (int a{0}; a<10; ++a) { 297 } 298 299 return 0; 300 } 301 302 // Iterators allowed in openmp for-loops. 303 namespace std { 304 struct random_access_iterator_tag { }; 305 template <class Iter> struct iterator_traits { 306 typedef typename Iter::difference_type difference_type; 307 typedef typename Iter::iterator_category iterator_category; 308 }; 309 template <class Iter> 310 typename iterator_traits<Iter>::difference_type 311 distance(Iter first, Iter last) { return first - last; } 312 } 313 class Iter0 { 314 public: 315 Iter0() { } 316 Iter0(const Iter0 &) { } 317 Iter0 operator ++() { return *this; } 318 Iter0 operator --() { return *this; } 319 Iter0 operator + (int delta) { return *this; } 320 bool operator <(Iter0 a) { return true; } 321 }; 322 // expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'Iter0' for 1st argument}} 323 int operator -(Iter0 a, Iter0 b) { return 0; } 324 class Iter1 { 325 public: 326 Iter1(float f=0.0f, double d=0.0) { } 327 Iter1(const Iter1 &) { } 328 Iter1 operator ++() { return *this; } 329 Iter1 operator --() { return *this; } 330 bool operator <(Iter1 a) { return true; } 331 bool operator >=(Iter1 a) { return false; } 332 }; 333 class GoodIter { 334 public: 335 GoodIter() { } 336 GoodIter(const GoodIter &) { } 337 GoodIter(int fst, int snd) { } 338 GoodIter &operator =(const GoodIter &that) { return *this; } 339 GoodIter &operator =(const Iter0 &that) { return *this; } 340 GoodIter &operator +=(int x) { return *this; } 341 explicit GoodIter(void *) { } 342 GoodIter operator ++() { return *this; } 343 GoodIter operator --() { return *this; } 344 bool operator !() { return true; } 345 bool operator <(GoodIter a) { return true; } 346 bool operator <=(GoodIter a) { return true; } 347 bool operator >=(GoodIter a) { return false; } 348 typedef int difference_type; 349 typedef std::random_access_iterator_tag iterator_category; 350 }; 351 // expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'GoodIter' for 1st argument}} 352 int operator -(GoodIter a, GoodIter b) { return 0; } 353 // expected-note@+1 2 {{candidate function not viable: requires single argument 'a', but 2 arguments were provided}} 354 GoodIter operator -(GoodIter a) { return a; } 355 // expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'GoodIter' for 1st argument}} 356 GoodIter operator -(GoodIter a, int v) { return GoodIter(); } 357 GoodIter operator +(GoodIter a, int v) { return GoodIter(); } 358 // expected-note@+1 2 {{candidate function not viable: no known conversion from 'Iter1' to 'int' for 1st argument}} 359 GoodIter operator -(int v, GoodIter a) { return GoodIter(); } 360 GoodIter operator +(int v, GoodIter a) { return GoodIter(); } 361 362 int test_with_random_access_iterator() { 363 GoodIter begin, end; 364 Iter0 begin0, end0; 365 #pragma omp simd 366 for (GoodIter I = begin; I < end; ++I) 367 ++I; 368 // expected-error@+2 {{variable must be of integer or random access iterator type}} 369 #pragma omp simd 370 for (GoodIter &I = begin; I < end; ++I) 371 ++I; 372 #pragma omp simd 373 for (GoodIter I = begin; I >= end; --I) 374 ++I; 375 // expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 376 #pragma omp simd 377 for (GoodIter I(begin); I < end; ++I) 378 ++I; 379 // expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 380 #pragma omp simd 381 for (GoodIter I(nullptr); I < end; ++I) 382 ++I; 383 // expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 384 #pragma omp simd 385 for (GoodIter I(0); I < end; ++I) 386 ++I; 387 // expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 388 #pragma omp simd 389 for (GoodIter I(1,2); I < end; ++I) 390 ++I; 391 #pragma omp simd 392 for (begin = GoodIter(0); begin < end; ++begin) 393 ++begin; 394 #pragma omp simd 395 for (begin = GoodIter(1,2); begin < end; ++begin) 396 ++begin; 397 // expected-error@+2 {{initialization clause of OpenMP for loop must be of the form 'var = init' or 'T var = init'}} 398 #pragma omp simd 399 for (++begin; begin < end; ++begin) 400 ++begin; 401 #pragma omp simd 402 for (begin = end; begin < end; ++begin) 403 ++begin; 404 // expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}} 405 #pragma omp simd 406 for (GoodIter I = begin; I - I; ++I) 407 ++I; 408 // expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}} 409 #pragma omp simd 410 for (GoodIter I = begin; begin < end; ++I) 411 ++I; 412 // expected-error@+2 {{condition of OpenMP for loop must be a relational comparison ('<', '<=', '>', or '>=') of loop variable 'I'}} 413 #pragma omp simd 414 for (GoodIter I = begin; !I; ++I) 415 ++I; 416 // expected-note@+3 {{loop step is expected to be negative due to this condition}} 417 // expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 418 #pragma omp simd 419 for (GoodIter I = begin; I >= end; I = I + 1) 420 ++I; 421 #pragma omp simd 422 for (GoodIter I = begin; I >= end; I = I - 1) 423 ++I; 424 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'I'}} 425 #pragma omp simd 426 for (GoodIter I = begin; I >= end; I = -I) 427 ++I; 428 // expected-note@+3 {{loop step is expected to be negative due to this condition}} 429 // expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 430 #pragma omp simd 431 for (GoodIter I = begin; I >= end; I = 2 + I) 432 ++I; 433 // expected-error@+2 {{increment clause of OpenMP for loop must perform simple addition or subtraction on loop variable 'I'}} 434 #pragma omp simd 435 for (GoodIter I = begin; I >= end; I = 2 - I) 436 ++I; 437 #pragma omp simd 438 for (Iter0 I = begin0; I < end0; ++I) 439 ++I; 440 441 // Initializer is constructor without params. 442 // expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 443 #pragma omp simd 444 for (Iter0 I; I < end0; ++I) 445 ++I; 446 447 Iter1 begin1, end1; 448 // expected-error@+3 {{invalid operands to binary expression ('Iter1' and 'Iter1')}} 449 // expected-error@+2 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}} 450 #pragma omp simd 451 for (Iter1 I = begin1; I < end1; ++I) 452 ++I; 453 // expected-note@+3 {{loop step is expected to be negative due to this condition}} 454 // expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 455 #pragma omp simd 456 for (Iter1 I = begin1; I >= end1; ++I) 457 ++I; 458 459 // Initializer is constructor with all default params. 460 // expected-error@+4 {{invalid operands to binary expression ('Iter1' and 'Iter1')}} 461 // expected-error@+3 {{could not calculate number of iterations calling 'operator-' with upper and lower loop bounds}} 462 // expected-warning@+2 {{initialization clause of OpenMP for loop is not in canonical form ('var = init' or 'T var = init')}} 463 #pragma omp simd 464 for (Iter1 I; I < end1; ++I) { 465 } 466 467 return 0; 468 } 469 470 template <typename IT, int ST> class TC { 471 public: 472 int dotest_lt(IT begin, IT end) { 473 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 474 // expected-error@+2 {{increment expression must cause 'I' to increase on each iteration of OpenMP for loop}} 475 #pragma omp simd 476 for (IT I = begin; I < end; I = I + ST) { 477 ++I; 478 } 479 // expected-note@+3 {{loop step is expected to be positive due to this condition}} 480 // expected-error@+2 {{increment expression must cause 'I' to increase on each iteration of OpenMP for loop}} 481 #pragma omp simd 482 for (IT I = begin; I <= end; I += ST) { 483 ++I; 484 } 485 #pragma omp simd 486 for (IT I = begin; I < end; ++I) { 487 ++I; 488 } 489 } 490 491 static IT step() { 492 return IT(ST); 493 } 494 }; 495 template <typename IT, int ST=0> int dotest_gt(IT begin, IT end) { 496 // expected-note@+3 2 {{loop step is expected to be negative due to this condition}} 497 // expected-error@+2 2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 498 #pragma omp simd 499 for (IT I = begin; I >= end; I = I + ST) { 500 ++I; 501 } 502 // expected-note@+3 2 {{loop step is expected to be negative due to this condition}} 503 // expected-error@+2 2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 504 #pragma omp simd 505 for (IT I = begin; I >= end; I += ST) { 506 ++I; 507 } 508 509 // expected-note@+3 {{loop step is expected to be negative due to this condition}} 510 // expected-error@+2 {{increment expression must cause 'I' to decrease on each iteration of OpenMP for loop}} 511 #pragma omp simd 512 for (IT I = begin; I >= end; ++I) { 513 ++I; 514 } 515 516 #pragma omp simd 517 for (IT I = begin; I < end; I+=TC<int,ST>::step()) { 518 ++I; 519 } 520 } 521 522 void test_with_template() { 523 GoodIter begin, end; 524 TC<GoodIter, 100> t1; 525 TC<GoodIter, -100> t2; 526 t1.dotest_lt(begin, end); 527 t2.dotest_lt(begin, end); // expected-note {{in instantiation of member function 'TC<GoodIter, -100>::dotest_lt' requested here}} 528 dotest_gt(begin, end); // expected-note {{in instantiation of function template specialization 'dotest_gt<GoodIter, 0>' requested here}} 529 dotest_gt<unsigned, -10>(0, 100); // expected-note {{in instantiation of function template specialization 'dotest_gt<unsigned int, -10>' requested here}} 530 } 531 532 void test_loop_break() { 533 const int N = 100; 534 float a[N], b[N], c[N]; 535 #pragma omp simd 536 for (int i = 0; i < 10; i++) { 537 c[i] = a[i] + b[i]; 538 for (int j = 0; j < 10; ++j) { 539 if (a[i] > b[j]) 540 break; // OK in nested loop 541 } 542 switch(i) { 543 case 1: 544 b[i]++; 545 break; 546 default: 547 break; 548 } 549 if (c[i] > 10) 550 break; // expected-error {{'break' statement cannot be used in OpenMP for loop}} 551 552 if (c[i] > 11) 553 break; // expected-error {{'break' statement cannot be used in OpenMP for loop}} 554 } 555 556 #pragma omp simd 557 for (int i = 0; i < 10; i++) { 558 for (int j = 0; j < 10; j++) { 559 c[i] = a[i] + b[i]; 560 if (c[i] > 10) { 561 if (c[i] < 20) { 562 break; // OK 563 } 564 } 565 } 566 } 567 } 568 569 void test_loop_eh() { 570 const int N = 100; 571 float a[N], b[N], c[N]; 572 #pragma omp simd 573 for (int i = 0; i < 10; i++) { 574 c[i] = a[i] + b[i]; 575 try { // expected-error {{'try' statement cannot be used in OpenMP simd region}} 576 for (int j = 0; j < 10; ++j) { 577 if (a[i] > b[j]) 578 throw a[i]; // expected-error {{'throw' statement cannot be used in OpenMP simd region}} 579 } 580 throw a[i]; // expected-error {{'throw' statement cannot be used in OpenMP simd region}} 581 } 582 catch (float f) { 583 if (f > 0.1) 584 throw a[i]; // expected-error {{'throw' statement cannot be used in OpenMP simd region}} 585 return; // expected-error {{cannot return from OpenMP region}} 586 } 587 switch(i) { 588 case 1: 589 b[i]++; 590 break; 591 default: 592 break; 593 } 594 for (int j = 0; j < 10; j++) { 595 if (c[i] > 10) 596 throw c[i]; // expected-error {{'throw' statement cannot be used in OpenMP simd region}} 597 } 598 } 599 if (c[9] > 10) 600 throw c[9]; // OK 601 602 #pragma omp simd 603 for (int i = 0; i < 10; ++i) { 604 struct S { 605 void g() { throw 0; } 606 }; 607 } 608 } 609 610