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 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 150 -o - %s 6 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 -ferror-limit 150 -o - %s 7 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -ferror-limit 150 -o - %s 8 9 void foo() { 10 } 11 12 bool foobool(int argc) { 13 return argc; 14 } 15 16 void foobar(int &ref) { 17 #pragma omp taskloop reduction(+:ref) 18 for (int i = 0; i < 10; ++i) 19 foo(); 20 } 21 22 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}} 23 extern S1 a; 24 class S2 { 25 mutable int a; 26 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}} 27 28 public: 29 S2() : a(0) {} 30 S2(S2 &s2) : a(s2.a) {} 31 static float S2s; // expected-note 2 {{static data member is predetermined as shared}} 32 static const float S2sc; // expected-note 2 {{'S2sc' declared here}} 33 }; 34 const float S2::S2sc = 0; 35 S2 b; // expected-note 3 {{'b' defined here}} 36 const S2 ba[5]; // expected-note 2 {{'ba' defined here}} 37 class S3 { 38 int a; 39 40 public: 41 int b; 42 S3() : a(0) {} 43 S3(const S3 &s3) : a(s3.a) {} 44 S3 operator+(const S3 &arg1) { return arg1; } 45 }; 46 int operator+(const S3 &arg1, const S3 &arg2) { return 5; } 47 S3 c; // expected-note 3 {{'c' defined here}} 48 const S3 ca[5]; // expected-note 2 {{'ca' defined here}} 49 extern const int f; // expected-note 4 {{'f' declared here}} 50 class S4 { 51 int a; 52 S4(); // expected-note {{implicitly declared private here}} 53 S4(const S4 &s4); 54 S4 &operator+(const S4 &arg) { return (*this); } 55 56 public: 57 S4(int v) : a(v) {} 58 }; 59 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; } 60 class S5 { 61 int a:32; 62 S5() : a(0) {} // expected-note {{implicitly declared private here}} 63 S5(const S5 &s5) : a(s5.a) {} 64 S5 &operator+(const S5 &arg); 65 66 public: 67 S5(int v) : a(v) {} 68 }; 69 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}} 70 #if __cplusplus >= 201103L // C++11 or later 71 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}} 72 #endif 73 int a; 74 75 public: 76 S6() : a(6) {} 77 operator int() { return 6; } 78 } o; 79 80 struct S7 { 81 int a: 32; 82 S7() { 83 #pragma omp taskloop reduction(+:a) // expected-error {{expected addressable reduction item for the task-based directives}} 84 for (int i = 0; i < 10; ++i) 85 ++a; 86 } 87 }; 88 89 S3 h, k; 90 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}} 91 92 template <class T> // expected-note {{declared here}} 93 T tmain(T argc) { 94 const T d = T(); // expected-note 4 {{'d' defined here}} 95 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}} 96 T qa[5] = {T()}; 97 T i; 98 T &j = i; // expected-note 4 {{'j' defined here}} 99 S3 &p = k; // expected-note 2 {{'p' defined here}} 100 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}} 101 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}} 102 T fl; 103 #pragma omp taskloop reduction // expected-error {{expected '(' after 'reduction'}} 104 for (int i = 0; i < 10; ++i) 105 foo(); 106 #pragma omp taskloop reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp taskloop' are ignored}} 107 for (int i = 0; i < 10; ++i) 108 foo(); 109 #pragma omp taskloop reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} 110 for (int i = 0; i < 10; ++i) 111 foo(); 112 #pragma omp taskloop reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 113 for (int i = 0; i < 10; ++i) 114 foo(); 115 #pragma omp taskloop reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 116 for (int i = 0; i < 10; ++i) 117 foo(); 118 #pragma omp taskloop reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} 119 for (int i = 0; i < 10; ++i) 120 foo(); 121 #pragma omp taskloop reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 122 for (int i = 0; i < 10; ++i) 123 foo(); 124 #pragma omp taskloop reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}} 125 for (int i = 0; i < 10; ++i) 126 foo(); 127 #pragma omp taskloop reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}} 128 for (int i = 0; i < 10; ++i) 129 foo(); 130 #pragma omp taskloop reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}} 131 for (int i = 0; i < 10; ++i) 132 foo(); 133 #pragma omp taskloop 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'}} 134 for (int i = 0; i < 10; ++i) 135 foo(); 136 #pragma omp taskloop reduction(&& : argc) 137 for (int i = 0; i < 10; ++i) 138 foo(); 139 #pragma omp taskloop reduction(^ : T) // expected-error {{'T' does not refer to a value}} 140 for (int i = 0; i < 10; ++i) 141 foo(); 142 #pragma omp taskloop 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'}} 143 for (int i = 0; i < 10; ++i) 144 foo(); 145 #pragma omp taskloop 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}} 146 for (int i = 0; i < 10; ++i) 147 foo(); 148 #pragma omp taskloop reduction(max : h.b) // expected-error {{expected variable name, array element or array section}} 149 for (int i = 0; i < 10; ++i) 150 foo(); 151 #pragma omp taskloop reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}} 152 for (int i = 0; i < 10; ++i) 153 foo(); 154 #pragma omp taskloop reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}} 155 for (int i = 0; i < 10; ++i) 156 foo(); 157 #pragma omp taskloop reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} expected-error {{const-qualified list item cannot be reduction}} 158 for (int i = 0; i < 10; ++i) 159 foo(); 160 #pragma omp taskloop reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}} 161 for (int i = 0; i < 10; ++i) 162 foo(); 163 #pragma omp taskloop reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}} 164 for (int i = 0; i < 10; ++i) 165 foo(); 166 #pragma omp taskloop reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}} 167 for (int i = 0; i < 10; ++i) 168 foo(); 169 #pragma omp taskloop reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}} 170 for (int i = 0; i < 10; ++i) 171 foo(); 172 #pragma omp taskloop reduction(+ : o) // expected-error 2 {{no viable overloaded '='}} 173 for (int i = 0; i < 10; ++i) 174 foo(); 175 #pragma omp taskloop private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 176 for (int i = 0; i < 10; ++i) 177 foo(); 178 #pragma omp parallel private(k) 179 #pragma omp taskloop reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 180 for (int i = 0; i < 10; ++i) 181 foo(); 182 #pragma omp taskloop reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}} 183 for (int i = 0; i < 10; ++i) 184 foo(); 185 #pragma omp taskloop reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}} 186 for (int i = 0; i < 10; ++i) 187 foo(); 188 #pragma omp parallel shared(i) 189 #pragma omp parallel reduction(min : i) 190 #pragma omp taskloop reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 191 for (int i = 0; i < 10; ++i) 192 foo(); 193 #pragma omp parallel private(fl) 194 #pragma omp taskloop reduction(+ : fl) 195 for (int i = 0; i < 10; ++i) 196 foo(); 197 #pragma omp parallel reduction(* : fl) 198 #pragma omp taskloop reduction(+ : fl) 199 for (int i = 0; i < 10; ++i) 200 foo(); 201 202 return T(); 203 } 204 205 namespace A { 206 double x; 207 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}} 208 } 209 namespace B { 210 using A::x; 211 } 212 213 int main(int argc, char **argv) { 214 const int d = 5; // expected-note 2 {{'d' defined here}} 215 const int da[5] = {0}; // expected-note {{'da' defined here}} 216 int qa[5] = {0}; 217 S4 e(4); 218 S5 g(5); 219 int i; 220 int &j = i; // expected-note 2 {{'j' defined here}} 221 S3 &p = k; // expected-note 2 {{'p' defined here}} 222 const int &r = da[i]; // expected-note {{'r' defined here}} 223 int &q = qa[i]; // expected-note {{'q' defined here}} 224 float fl; 225 #pragma omp taskloop reduction // expected-error {{expected '(' after 'reduction'}} 226 for (int i = 0; i < 10; ++i) 227 foo(); 228 #pragma omp taskloop reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp taskloop' are ignored}} 229 for (int i = 0; i < 10; ++i) 230 foo(); 231 #pragma omp taskloop reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} 232 for (int i = 0; i < 10; ++i) 233 foo(); 234 #pragma omp taskloop reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 235 for (int i = 0; i < 10; ++i) 236 foo(); 237 #pragma omp taskloop reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 238 for (int i = 0; i < 10; ++i) 239 foo(); 240 #pragma omp taskloop reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} 241 for (int i = 0; i < 10; ++i) 242 foo(); 243 #pragma omp taskloop reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} 244 for (int i = 0; i < 10; ++i) 245 foo(); 246 #pragma omp taskloop reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} 247 for (int i = 0; i < 10; ++i) 248 foo(); 249 #pragma omp taskloop reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} 250 for (int i = 0; i < 10; ++i) 251 foo(); 252 #pragma omp taskloop reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}} 253 for (int i = 0; i < 10; ++i) 254 foo(); 255 #pragma omp taskloop reduction(~ : argc) // expected-error {{expected unqualified-id}} 256 for (int i = 0; i < 10; ++i) 257 foo(); 258 #pragma omp taskloop reduction(&& : argc) 259 for (int i = 0; i < 10; ++i) 260 foo(); 261 #pragma omp taskloop reduction(^ : S1) // expected-error {{'S1' does not refer to a value}} 262 for (int i = 0; i < 10; ++i) 263 foo(); 264 #pragma omp taskloop 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'}} 265 for (int i = 0; i < 10; ++i) 266 foo(); 267 #pragma omp taskloop 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}} 268 for (int i = 0; i < 10; ++i) 269 foo(); 270 #pragma omp taskloop reduction(max : h.b) // expected-error {{expected variable name, array element or array section}} 271 for (int i = 0; i < 10; ++i) 272 foo(); 273 #pragma omp taskloop reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}} 274 for (int i = 0; i < 10; ++i) 275 foo(); 276 #pragma omp taskloop reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}} 277 for (int i = 0; i < 10; ++i) 278 foo(); 279 #pragma omp taskloop reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} 280 for (int i = 0; i < 10; ++i) 281 foo(); 282 #pragma omp taskloop reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}} 283 for (int i = 0; i < 10; ++i) 284 foo(); 285 #pragma omp taskloop reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}} 286 for (int i = 0; i < 10; ++i) 287 foo(); 288 #pragma omp taskloop reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}} 289 for (int i = 0; i < 10; ++i) 290 foo(); 291 #pragma omp taskloop 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')}} 292 for (int i = 0; i < 10; ++i) 293 foo(); 294 #pragma omp taskloop reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}} 295 for (int i = 0; i < 10; ++i) 296 foo(); 297 #pragma omp taskloop reduction(+ : o) // expected-error {{no viable overloaded '='}} 298 for (int i = 0; i < 10; ++i) 299 foo(); 300 #pragma omp taskloop private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 301 for (int i = 0; i < 10; ++i) 302 foo(); 303 #pragma omp parallel private(k) 304 #pragma omp taskloop reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 305 for (int i = 0; i < 10; ++i) 306 foo(); 307 #pragma omp taskloop reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}} 308 for (int i = 0; i < 10; ++i) 309 foo(); 310 #pragma omp taskloop reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}} 311 for (int i = 0; i < 10; ++i) 312 foo(); 313 #pragma omp parallel shared(i) 314 #pragma omp parallel reduction(min : i) 315 #pragma omp taskloop reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}} 316 for (int i = 0; i < 10; ++i) 317 foo(); 318 #pragma omp parallel private(fl) 319 #pragma omp taskloop reduction(+ : fl) 320 for (int i = 0; i < 10; ++i) 321 foo(); 322 #pragma omp parallel reduction(* : fl) 323 #pragma omp taskloop reduction(+ : fl) 324 for (int i = 0; i < 10; ++i) 325 foo(); 326 static int m; 327 #pragma omp taskloop reduction(+ : m) // OK 328 for (int i = 0; i < 10; ++i) 329 m++; 330 #pragma omp taskloop nogroup reduction(+ : m) // expected-error {{'reduction' clause cannot be used with 'nogroup' clause}} 331 for (int i = 0; i < 10; ++i) 332 m++; 333 334 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}} 335 } 336