1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 150 -o - %s 2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 150 -o - %s 3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 150 -o - %s 4 5 void foo() { 6 } 7 8 bool foobool(int argc) { 9 return argc; 10 } 11 12 void foobar(int &ref) { 13 #pragma omp parallel sections reduction(+:ref) 14 { 15 foo(); 16 } 17 } 18 19 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}} 20 extern S1 a; 21 class S2 { 22 mutable int a; 23 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}} 24 25 public: 26 S2() : a(0) {} 27 S2(S2 &s2) : a(s2.a) {} 28 static float S2s; // expected-note 2 {{static data member is predetermined as shared}} 29 static const float S2sc; 30 }; 31 const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}} 32 S2 b; // expected-note 3 {{'b' defined here}} 33 const S2 ba[5]; // expected-note 2 {{'ba' defined here}} 34 class S3 { 35 int a; 36 37 public: 38 int b; 39 S3() : a(0) {} 40 S3(const S3 &s3) : a(s3.a) {} 41 S3 operator+(const S3 &arg1) { return arg1; } 42 }; 43 int operator+(const S3 &arg1, const S3 &arg2) { return 5; } 44 S3 c; // expected-note 3 {{'c' defined here}} 45 const S3 ca[5]; // expected-note 2 {{'ca' defined here}} 46 extern const int f; // expected-note 4 {{'f' declared here}} 47 class S4 { 48 int a; 49 S4(); // expected-note {{implicitly declared private here}} 50 S4(const S4 &s4); 51 S4 &operator+(const S4 &arg) { return (*this); } 52 53 public: 54 S4(int v) : a(v) {} 55 }; 56 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; } 57 class S5 { 58 int a; 59 S5() : a(0) {} // expected-note {{implicitly declared private here}} 60 S5(const S5 &s5) : a(s5.a) {} 61 S5 &operator+(const S5 &arg); 62 63 public: 64 S5(int v) : a(v) {} 65 }; 66 class S6 { // expected-note 3 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}} 67 #if __cplusplus >= 201103L // C++11 or later 68 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}} 69 #endif 70 int a; 71 72 public: 73 S6() : a(6) {} 74 operator int() { return 6; } 75 } o; 76 77 S3 h, k; 78 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}} 79 80 template <class T> // expected-note {{declared here}} 81 T tmain(T argc) { 82 const T d = T(); // expected-note 4 {{'d' defined here}} 83 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}} 84 T qa[5] = {T()}; 85 T i; 86 T &j = i; // expected-note 4 {{'j' defined here}} 87 S3 &p = k; // expected-note 2 {{'p' defined here}} 88 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}} 89 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}} 90 T fl; 91 #pragma omp parallel sections reduction // expected-error {{expected '(' after 'reduction'}} 92 { 93 foo(); 94 } 95 #pragma omp parallel sections reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}} 96 { 97 foo(); 98 } 99 #pragma omp parallel sections reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} 100 { 101 foo(); 102 } 103 #pragma omp parallel sections reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 104 { 105 foo(); 106 } 107 #pragma omp parallel sections reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 108 { 109 foo(); 110 } 111 #pragma omp parallel sections reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} 112 { 113 foo(); 114 } 115 #pragma omp parallel sections reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 116 { 117 foo(); 118 } 119 #pragma omp parallel sections reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}} 120 { 121 foo(); 122 } 123 #pragma omp parallel sections reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}} 124 { 125 foo(); 126 } 127 #pragma omp parallel sections reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}} 128 { 129 foo(); 130 } 131 #pragma omp parallel sections reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} 132 { 133 foo(); 134 } 135 #pragma omp parallel sections reduction(&& : argc) 136 { 137 foo(); 138 } 139 #pragma omp parallel sections reduction(^ : T) // expected-error {{'T' does not refer to a value}} 140 { 141 foo(); 142 } 143 #pragma omp parallel sections reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified list item cannot be reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}} 144 { 145 foo(); 146 } 147 #pragma omp parallel sections reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 4 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified list item cannot be reduction}} 148 { 149 foo(); 150 } 151 #pragma omp parallel sections reduction(max : h.b) // expected-error {{expected variable name, array element or array section}} 152 { 153 foo(); 154 } 155 #pragma omp parallel sections reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}} 156 { 157 foo(); 158 } 159 #pragma omp parallel sections reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}} 160 { 161 foo(); 162 } 163 #pragma omp parallel sections reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} expected-error {{const-qualified list item cannot be reduction}} 164 { 165 foo(); 166 } 167 #pragma omp parallel sections reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}} 168 { 169 foo(); 170 } 171 #pragma omp parallel sections reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}} 172 { 173 foo(); 174 } 175 #pragma omp parallel sections reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}} 176 { 177 foo(); 178 } 179 #pragma omp parallel sections reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}} 180 { 181 foo(); 182 } 183 #pragma omp parallel sections reduction(+ : o) // expected-error 2 {{no viable overloaded '='}} 184 { 185 foo(); 186 } 187 #pragma omp parallel sections private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 188 { 189 foo(); 190 } 191 #pragma omp parallel private(k) 192 #pragma omp parallel sections reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 193 { 194 foo(); 195 } 196 #pragma omp parallel sections reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}} 197 { 198 foo(); 199 } 200 #pragma omp parallel sections reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}} 201 { 202 foo(); 203 } 204 #pragma omp parallel shared(i) 205 #pragma omp parallel reduction(min : i) 206 #pragma omp parallel sections reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 207 { 208 foo(); 209 } 210 #pragma omp parallel private(fl) 211 #pragma omp parallel sections reduction(+ : fl) 212 { 213 foo(); 214 } 215 #pragma omp parallel reduction(* : fl) 216 #pragma omp parallel sections reduction(+ : fl) 217 { 218 foo(); 219 } 220 221 return T(); 222 } 223 224 namespace A { 225 double x; 226 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}} 227 } 228 namespace B { 229 using A::x; 230 } 231 232 int main(int argc, char **argv) { 233 const int d = 5; // expected-note 2 {{'d' defined here}} 234 const int da[5] = {0}; // expected-note {{'da' defined here}} 235 int qa[5] = {0}; 236 S4 e(4); 237 S5 g(5); 238 int i; 239 int &j = i; // expected-note 2 {{'j' defined here}} 240 S3 &p = k; // expected-note 2 {{'p' defined here}} 241 const int &r = da[i]; // expected-note {{'r' defined here}} 242 int &q = qa[i]; // expected-note {{'q' defined here}} 243 float fl; 244 #pragma omp parallel sections reduction // expected-error {{expected '(' after 'reduction'}} 245 { 246 foo(); 247 } 248 #pragma omp parallel sections reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp parallel sections' are ignored}} 249 { 250 foo(); 251 } 252 #pragma omp parallel sections reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} 253 { 254 foo(); 255 } 256 #pragma omp parallel sections reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 257 { 258 foo(); 259 } 260 #pragma omp parallel sections reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 261 { 262 foo(); 263 } 264 #pragma omp parallel sections reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} 265 { 266 foo(); 267 } 268 #pragma omp parallel sections reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 269 { 270 foo(); 271 } 272 #pragma omp parallel sections reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} 273 { 274 foo(); 275 } 276 #pragma omp parallel sections reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 277 { 278 foo(); 279 } 280 #pragma omp parallel sections reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}} 281 { 282 foo(); 283 } 284 #pragma omp parallel sections reduction(~ : argc) // expected-error {{expected unqualified-id}} 285 { 286 foo(); 287 } 288 #pragma omp parallel sections reduction(&& : argc) 289 { 290 foo(); 291 } 292 #pragma omp parallel sections reduction(^ : S1) // expected-error {{'S1' does not refer to a value}} 293 { 294 foo(); 295 } 296 #pragma omp parallel sections reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified list item cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}} 297 { 298 foo(); 299 } 300 #pragma omp parallel sections reduction(min : a, b, c, d, f) // expected-error {{a reduction list item 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 list item cannot be reduction}} 301 { 302 foo(); 303 } 304 #pragma omp parallel sections reduction(max : h.b) // expected-error {{expected variable name, array element or array section}} 305 { 306 foo(); 307 } 308 #pragma omp parallel sections reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}} 309 { 310 foo(); 311 } 312 #pragma omp parallel sections reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}} 313 { 314 foo(); 315 } 316 #pragma omp parallel sections reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} 317 { 318 foo(); 319 } 320 #pragma omp parallel sections reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}} 321 { 322 foo(); 323 } 324 #pragma omp parallel sections reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}} 325 { 326 foo(); 327 } 328 #pragma omp parallel sections reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}} 329 { 330 foo(); 331 } 332 #pragma omp parallel sections reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{invalid operands to binary expression ('S4' and 'S4')}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}} 333 { 334 foo(); 335 } 336 #pragma omp parallel sections reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}} 337 { 338 foo(); 339 } 340 #pragma omp parallel sections reduction(+ : o) // expected-error {{no viable overloaded '='}} 341 { 342 foo(); 343 } 344 #pragma omp parallel sections private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 345 { 346 foo(); 347 } 348 #pragma omp parallel private(k) 349 #pragma omp parallel sections reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 350 { 351 foo(); 352 } 353 #pragma omp parallel sections reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}} 354 { 355 foo(); 356 } 357 #pragma omp parallel sections reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}} 358 { 359 foo(); 360 } 361 #pragma omp parallel shared(i) 362 #pragma omp parallel reduction(min : i) 363 #pragma omp parallel sections reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 364 { 365 foo(); 366 } 367 #pragma omp parallel private(fl) 368 #pragma omp parallel sections reduction(+ : fl) 369 { 370 foo(); 371 } 372 #pragma omp parallel reduction(* : fl) 373 #pragma omp parallel sections reduction(+ : fl) 374 { 375 foo(); 376 } 377 static int m; 378 #pragma omp parallel sections reduction(+ : m) // OK 379 { 380 foo(); 381 } 382 383 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}} 384 } 385