1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -ferror-limit 100 -o - %s 2 3 void foo() { 4 } 5 6 bool foobool(int argc) { 7 return argc; 8 } 9 10 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}} 11 extern S1 a; 12 class S2 { 13 mutable int a; 14 S2 &operator+=(const S2 &arg) { return (*this); } 15 16 public: 17 S2() : a(0) {} 18 S2(S2 &s2) : a(s2.a) {} 19 static float S2s; // expected-note 2 {{static data member is predetermined as shared}} 20 static const float S2sc; 21 }; 22 const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}} 23 S2 b; // expected-note 2 {{'b' defined here}} 24 const S2 ba[5]; // expected-note 2 {{'ba' defined here}} 25 class S3 { 26 int a; 27 28 public: 29 S3() : a(0) {} 30 S3(const S3 &s3) : a(s3.a) {} 31 S3 operator+=(const S3 &arg1) { return arg1; } 32 }; 33 int operator+=(const S3 &arg1, const S3 &arg2) { return 5; } 34 S3 c; // expected-note 2 {{'c' defined here}} 35 const S3 ca[5]; // expected-note 2 {{'ca' defined here}} 36 extern const int f; // expected-note 4 {{'f' declared here}} 37 class S4 { // expected-note {{'S4' declared here}} 38 int a; 39 S4(); 40 S4(const S4 &s4); 41 S4 &operator+=(const S4 &arg) { return (*this); } 42 43 public: 44 S4(int v) : a(v) {} 45 }; 46 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; } 47 class S5 { 48 int a; 49 S5() : a(0) {} 50 S5(const S5 &s5) : a(s5.a) {} 51 S5 &operator+=(const S5 &arg); 52 53 public: 54 S5(int v) : a(v) {} 55 }; 56 class S6 { 57 int a; 58 59 public: 60 S6() : a(6) {} 61 operator int() { return 6; } 62 } o; // expected-note 2 {{'o' defined here}} 63 64 S3 h, k; 65 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}} 66 67 template <class T> // expected-note {{declared here}} 68 T tmain(T argc) { // expected-note 2 {{'argc' defined here}} 69 const T d = T(); // expected-note 4 {{'d' defined here}} 70 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}} 71 T qa[5] = {T()}; 72 T i; 73 T &j = i; // expected-note 4 {{'j' defined here}} 74 S3 &p = k; // expected-note 2 {{'p' defined here}} 75 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}} 76 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}} 77 T fl; // expected-note {{'fl' defined here}} 78 #pragma omp parallel 79 #pragma omp sections reduction // expected-error {{expected '(' after 'reduction'}} 80 { 81 foo(); 82 } 83 #pragma omp parallel 84 #pragma omp sections reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp sections' are ignored}} 85 { 86 foo(); 87 } 88 #pragma omp parallel 89 #pragma omp sections reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} 90 { 91 foo(); 92 } 93 #pragma omp parallel 94 #pragma omp sections reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 95 { 96 foo(); 97 } 98 #pragma omp parallel 99 #pragma omp sections reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 100 { 101 foo(); 102 } 103 #pragma omp parallel 104 #pragma omp sections reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} 105 { 106 foo(); 107 } 108 #pragma omp parallel 109 #pragma omp sections reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 110 { 111 foo(); 112 } 113 #pragma omp parallel 114 #pragma omp sections reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{variable of type 'float' is not valid for specified reduction operation}} 115 { 116 foo(); 117 } 118 #pragma omp parallel 119 #pragma omp sections reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{variable of type 'float' is not valid for specified reduction operation}} 120 { 121 foo(); 122 } 123 #pragma omp parallel 124 #pragma omp sections reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name}} 125 { 126 foo(); 127 } 128 #pragma omp parallel 129 #pragma omp sections reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} 130 { 131 foo(); 132 } 133 #pragma omp parallel 134 #pragma omp sections reduction(&& : argc) 135 { 136 foo(); 137 } 138 #pragma omp parallel 139 #pragma omp sections reduction(^ : T) // expected-error {{'T' does not refer to a value}} 140 { 141 foo(); 142 } 143 #pragma omp parallel 144 #pragma omp sections reduction(+ : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}} 145 { 146 foo(); 147 } 148 #pragma omp parallel 149 #pragma omp sections reduction(min : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified variable cannot be reduction}} 150 { 151 foo(); 152 } 153 #pragma omp parallel 154 #pragma omp sections reduction(max : qa[1]) // expected-error 2 {{expected variable name}} 155 { 156 foo(); 157 } 158 #pragma omp parallel 159 #pragma omp sections reduction(+ : ba) // expected-error {{a reduction variable with array type 'const S2 [5]'}} 160 { 161 foo(); 162 } 163 #pragma omp parallel 164 #pragma omp sections reduction(* : ca) // expected-error {{a reduction variable with array type 'const S3 [5]'}} 165 { 166 foo(); 167 } 168 #pragma omp parallel 169 #pragma omp sections reduction(- : da) // expected-error {{a reduction variable with array type 'const int [5]'}} expected-error {{a reduction variable with array type 'const float [5]'}} 170 { 171 foo(); 172 } 173 #pragma omp parallel 174 #pragma omp sections reduction(^ : fl) // expected-error {{variable of type 'float' is not valid for specified reduction operation}} 175 { 176 foo(); 177 } 178 #pragma omp parallel 179 #pragma omp sections reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}} 180 { 181 foo(); 182 } 183 #pragma omp parallel 184 #pragma omp sections reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}} 185 { 186 foo(); 187 } 188 #pragma omp parallel 189 #pragma omp sections reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}} 190 { 191 foo(); 192 } 193 #pragma omp parallel 194 #pragma omp sections reduction(+ : o) // expected-error {{variable of type 'class S6' is not valid for specified reduction operation}} 195 { 196 foo(); 197 } 198 #pragma omp parallel 199 #pragma omp sections private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 200 { 201 foo(); 202 } 203 #pragma omp parallel private(k) 204 #pragma omp sections reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 205 { 206 foo(); 207 } 208 #pragma omp parallel 209 #pragma omp sections reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}} 210 { 211 foo(); 212 } 213 #pragma omp parallel 214 #pragma omp sections reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}} 215 { 216 foo(); 217 } 218 #pragma omp parallel shared(i) 219 #pragma omp parallel reduction(min : i) 220 #pragma omp sections reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 221 { 222 foo(); 223 } 224 #pragma omp parallel private(fl) // expected-note 2 {{defined as private}} 225 #pragma omp sections reduction(+ : fl) // expected-error 2 {{reduction variable must be shared}} 226 { 227 foo(); 228 } 229 #pragma omp parallel reduction(* : fl) // expected-note 2 {{defined as reduction}} 230 #pragma omp sections reduction(+ : fl) // expected-error 2 {{reduction variable must be shared}} 231 { 232 foo(); 233 } 234 235 return T(); 236 } 237 238 int main(int argc, char **argv) { 239 const int d = 5; // expected-note 2 {{'d' defined here}} 240 const int da[5] = {0}; // expected-note {{'da' defined here}} 241 int qa[5] = {0}; 242 S4 e(4); // expected-note {{'e' defined here}} 243 S5 g(5); // expected-note {{'g' defined here}} 244 int i; 245 int &j = i; // expected-note 2 {{'j' defined here}} 246 S3 &p = k; // expected-note 2 {{'p' defined here}} 247 const int &r = da[i]; // expected-note {{'r' defined here}} 248 int &q = qa[i]; // expected-note {{'q' defined here}} 249 float fl; // expected-note {{'fl' defined here}} 250 #pragma omp parallel 251 #pragma omp sections reduction // expected-error {{expected '(' after 'reduction'}} 252 { 253 foo(); 254 } 255 #pragma omp parallel 256 #pragma omp sections reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp sections' are ignored}} 257 { 258 foo(); 259 } 260 #pragma omp parallel 261 #pragma omp sections reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} 262 { 263 foo(); 264 } 265 #pragma omp parallel 266 #pragma omp sections reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 267 { 268 foo(); 269 } 270 #pragma omp parallel 271 #pragma omp sections reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 272 { 273 foo(); 274 } 275 #pragma omp parallel 276 #pragma omp sections reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} 277 { 278 foo(); 279 } 280 #pragma omp parallel 281 #pragma omp sections reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 282 { 283 foo(); 284 } 285 #pragma omp parallel 286 #pragma omp sections reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} 287 { 288 foo(); 289 } 290 #pragma omp parallel 291 #pragma omp sections reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 292 { 293 foo(); 294 } 295 #pragma omp parallel 296 #pragma omp sections reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}} 297 { 298 foo(); 299 } 300 #pragma omp parallel 301 #pragma omp sections reduction(~ : argc) // expected-error {{expected unqualified-id}} 302 { 303 foo(); 304 } 305 #pragma omp parallel 306 #pragma omp sections reduction(&& : argc) 307 { 308 foo(); 309 } 310 #pragma omp parallel 311 #pragma omp sections reduction(^ : S1) // expected-error {{'S1' does not refer to a value}} 312 { 313 foo(); 314 } 315 #pragma omp parallel 316 #pragma omp sections reduction(+ : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}} 317 { 318 foo(); 319 } 320 #pragma omp parallel 321 #pragma omp sections reduction(min : a, b, c, d, f) // expected-error {{reduction variable with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified variable cannot be reduction}} 322 { 323 foo(); 324 } 325 #pragma omp parallel 326 #pragma omp sections reduction(max : argv[1]) // expected-error {{expected variable name}} 327 { 328 foo(); 329 } 330 #pragma omp parallel 331 #pragma omp sections reduction(+ : ba) // expected-error {{a reduction variable with array type 'const S2 [5]'}} 332 { 333 foo(); 334 } 335 #pragma omp parallel 336 #pragma omp sections reduction(* : ca) // expected-error {{a reduction variable with array type 'const S3 [5]'}} 337 { 338 foo(); 339 } 340 #pragma omp parallel 341 #pragma omp sections reduction(- : da) // expected-error {{a reduction variable with array type 'const int [5]'}} 342 { 343 foo(); 344 } 345 #pragma omp parallel 346 #pragma omp sections reduction(^ : fl) // expected-error {{variable of type 'float' is not valid for specified reduction operation}} 347 { 348 foo(); 349 } 350 #pragma omp parallel 351 #pragma omp sections reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}} 352 { 353 foo(); 354 } 355 #pragma omp parallel 356 #pragma omp sections reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}} 357 { 358 foo(); 359 } 360 #pragma omp parallel 361 #pragma omp sections reduction(& : e, g) // expected-error {{reduction variable must have an accessible, unambiguous default constructor}} expected-error {{variable of type 'S5' is not valid for specified reduction operation}} 362 { 363 foo(); 364 } 365 #pragma omp parallel 366 #pragma omp sections reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}} 367 { 368 foo(); 369 } 370 #pragma omp parallel 371 #pragma omp sections reduction(+ : o) // expected-error {{variable of type 'class S6' is not valid for specified reduction operation}} 372 { 373 foo(); 374 } 375 #pragma omp parallel 376 #pragma omp sections private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 377 { 378 foo(); 379 } 380 #pragma omp parallel private(k) 381 #pragma omp sections reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 382 { 383 foo(); 384 } 385 #pragma omp parallel 386 #pragma omp sections reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}} 387 { 388 foo(); 389 } 390 #pragma omp parallel 391 #pragma omp sections reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}} 392 { 393 foo(); 394 } 395 #pragma omp parallel shared(i) 396 #pragma omp parallel reduction(min : i) 397 #pragma omp sections reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 398 { 399 foo(); 400 } 401 #pragma omp parallel private(fl) // expected-note {{defined as private}} 402 #pragma omp sections reduction(+ : fl) // expected-error {{reduction variable must be shared}} 403 { 404 foo(); 405 } 406 #pragma omp parallel reduction(* : fl) // expected-note {{defined as reduction}} 407 #pragma omp sections reduction(+ : fl) // expected-error {{reduction variable must be shared}} 408 { 409 foo(); 410 } 411 412 return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}} 413 } 414