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