clang/test/OpenMP/teams_distribute_reduction_messages.cpp

   1 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 %s -Wno-openmp-mapping -Wuninitialized
   2 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
   3 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
   4 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp %s -Wno-openmp-mapping -Wuninitialized
   5 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
   6 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
   7 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 %s -Wno-openmp-mapping -Wuninitialized
   8 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
   9 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
  10 // RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 %s -Wno-openmp-mapping -Wuninitialized
  11 // RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
  12 // RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
  13
  14 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 %s -Wno-openmp-mapping -Wuninitialized
  15 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
  16 // RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
  17 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp-simd %s -Wno-openmp-mapping -Wuninitialized
  18 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp-simd -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
  19 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp-simd -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
  20 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 %s -Wno-openmp-mapping -Wuninitialized
  21 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
  22 // RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
  23 // RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 %s -Wno-openmp-mapping -Wuninitialized
  24 // RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 -std=c++98 %s -Wno-openmp-mapping -Wuninitialized
  25 // RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 -std=c++11 %s -Wno-openmp-mapping -Wuninitialized
  26
  27 extern int omp_default_mem_alloc;
  28 void xxx(int argc) {
  29   int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
  30 #pragma omp target
  31 #pragma omp teams distribute reduction(+:fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
  32   for (int i = 0; i < 10; ++i)
  33     ;
  34 }
  35
  36 void foo() {
  37 }
  38
  39 bool foobool(int argc) {
  40   return argc;
  41 }
  42
  43 void foobar(int &ref) {
  44 #pragma omp target
  45 #pragma omp teams distribute reduction(+:ref)
  46   for (int j=0; j<100; j++) foo();
  47 }
  48
  49 struct S1; // expected-note {{declared here}} expected-note 6 {{forward declaration of 'S1'}}
  50 extern S1 a;
  51 class S2 {
  52   mutable int a;
  53   S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
  54
  55 public:
  56   S2() : a(0) {}
  57   S2(S2 &s2) : a(s2.a) {}
  58   static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
  59   static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
  60 };
  61 const float S2::S2sc = 0;
  62 S2 b;                     // expected-note 3 {{'b' defined here}}
  63 const S2 ba[5];           // expected-note 2 {{'ba' defined here}}
  64 class S3 {
  65   int a;
  66
  67 public:
  68   int b;
  69   S3() : a(0) {}
  70   S3(const S3 &s3) : a(s3.a) {}
  71   S3 operator+(const S3 &arg1) { return arg1; }
  72 };
  73 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
  74 S3 c;               // expected-note 3 {{'c' defined here}}
  75 const S3 ca[5];     // expected-note 2 {{'ca' defined here}}
  76 extern const int f; // expected-note 4 {{'f' declared here}}
  77 class S4 {
  78   int a;
  79   S4(); // expected-note {{implicitly declared private here}}
  80   S4(const S4 &s4);
  81   S4 &operator+(const S4 &arg) { return (*this); }
  82
  83 public:
  84   S4(int v) : a(v) {}
  85 };
  86 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
  87 class S5 {
  88   int a;
  89   S5() : a(0) {} // expected-note {{implicitly declared private here}}
  90   S5(const S5 &s5) : a(s5.a) {}
  91   S5 &operator+(const S5 &arg);
  92
  93 public:
  94   S5(int v) : a(v) {}
  95 };
  96 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}}
  97 #if __cplusplus >= 201103L // C++11 or later
  98 // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
  99 #endif
 100   int a;
 101
 102 public:
 103   S6() : a(6) {}
 104   operator int() { return 6; }
 105 } o;
 106
 107 S3 h, k;
 108 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
 109
 110 template <class T>       // expected-note {{declared here}}
 111 T tmain(T argc) {
 112   const T d = T();       // expected-note 4 {{'d' defined here}}
 113   const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
 114   T qa[5] = {T()};
 115   T i, z;
 116   T &j = i;                    // expected-note 4 {{'j' defined here}}
 117   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
 118   const T &r = da[(int)i];     // expected-note 2 {{'r' defined here}}
 119   T &q = qa[(int)i];           // expected-note 2 {{'q' defined here}}
 120   T fl;
 121 #pragma omp target
 122 #pragma omp teams distribute reduction // expected-error {{expected '(' after 'reduction'}}
 123   for (int j=0; j<100; j++) foo();
 124 #pragma omp target
 125 #pragma omp teams distribute reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams distribute' are ignored}}
 126   for (int j=0; j<100; j++) foo();
 127 #pragma omp target
 128 #pragma omp teams distribute reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 129   for (int j=0; j<100; j++) foo();
 130 #pragma omp target
 131 #pragma omp teams distribute reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 132   for (int j=0; j<100; j++) foo();
 133 #pragma omp target
 134 #pragma omp teams distribute reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
 135   for (int j=0; j<100; j++) foo();
 136 #pragma omp target
 137 #pragma omp teams distribute reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
 138   for (int j=0; j<100; j++) foo();
 139 #pragma omp target
 140 #pragma omp teams distribute reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
 141   for (int j=0; j<100; j++) foo();
 142 #pragma omp target
 143 #pragma omp teams distribute reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
 144   for (int j=0; j<100; j++) foo();
 145 #pragma omp target
 146 #pragma omp teams distribute reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
 147   for (int j=0; j<100; j++) foo();
 148 #pragma omp target
 149 #pragma omp teams distribute reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
 150   for (int j=0; j<100; j++) foo();
 151 #pragma omp target
 152 #pragma omp teams distribute reduction(foo : argc) //omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp51-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp51-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}
 153   for (int j=0; j<100; j++) foo();
 154 #pragma omp target
 155 #pragma omp teams distribute reduction(&& : argc) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
 156   for (int j=0; j<100; j++) foo();
 157 #pragma omp target
 158 #pragma omp teams distribute reduction(^ : T) // expected-error {{'T' does not refer to a value}}
 159   for (int j=0; j<100; j++) foo();
 160 #pragma omp target
 161 #pragma omp teams distribute reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}}
 162   for (int j=0; j<100; j++) foo();
 163 #pragma omp target
 164 #pragma omp teams distribute reduction(min : z, 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 variable cannot be reduction}}
 165   for (int j=0; j<100; j++) foo();
 166 #pragma omp target
 167 #pragma omp teams distribute reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
 168   for (int j=0; j<100; j++) foo();
 169 #pragma omp target
 170 #pragma omp teams distribute reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
 171   for (int j=0; j<100; j++) foo();
 172 #pragma omp target
 173 #pragma omp teams distribute reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
 174   for (int j=0; j<100; j++) foo();
 175 #pragma omp target
 176 #pragma omp teams distribute reduction(- : da) // expected-error 2 {{const-qualified variable cannot be reduction}} omp52-warning 3 {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}}
 177   for (int j=0; j<100; j++) foo();
 178 #pragma omp target
 179 #pragma omp teams distribute reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
 180   for (int j=0; j<100; j++) foo();
 181 #pragma omp target
 182 #pragma omp teams distribute reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
 183   for (int j=0; j<100; j++) foo();
 184 #pragma omp target
 185 #pragma omp teams distribute reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
 186   for (int j=0; j<100; j++) foo();
 187 #pragma omp target
 188 #pragma omp teams distribute reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
 189   for (int j=0; j<100; j++) foo();
 190 #pragma omp target
 191 #pragma omp teams distribute reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
 192   for (int j=0; j<100; j++) foo();
 193 #pragma omp target
 194 #pragma omp teams distribute private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
 195   for (int j=0; j<100; j++) foo();
 196 #pragma omp parallel private(k)
 197 #pragma omp target
 198 #pragma omp teams distribute reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
 199   for (int j=0; j<100; j++) foo();
 200 #pragma omp target
 201 #pragma omp teams distribute reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
 202   for (int j=0; j<100; j++) foo();
 203 #pragma omp target
 204 #pragma omp teams distribute reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
 205   for (int j=0; j<100; j++) foo();
 206 #pragma omp parallel shared(i)
 207 #pragma omp parallel reduction(min : i)
 208 #pragma omp target
 209 #pragma omp teams distribute reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
 210   for (int j=0; j<100; j++) foo();
 211 #pragma omp target
 212 #pragma omp teams distribute reduction(+ : fl)
 213     for (int j=0; j<100; j++) foo();
 214
 215   return T();
 216 }
 217
 218 namespace A {
 219 double x;
 220 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
 221 }
 222 namespace B {
 223 using A::x;
 224 }
 225
 226 int main(int argc, char **argv) {
 227   const int d = 5;       // expected-note 2 {{'d' defined here}}
 228   const int da[5] = {0}; // expected-note {{'da' defined here}}
 229   int qa[5] = {0};
 230   S4 e(4);
 231   S5 g(5);
 232   int i, z;
 233   int &j = i;                  // expected-note 2 {{'j' defined here}}
 234   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
 235   const int &r = da[i];        // expected-note {{'r' defined here}}
 236   int &q = qa[i];              // expected-note {{'q' defined here}}
 237   float fl;
 238 #pragma omp target
 239 #pragma omp teams distribute reduction // expected-error {{expected '(' after 'reduction'}}
 240   for (int j=0; j<100; j++) foo();
 241 #pragma omp target
 242 #pragma omp teams distribute reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams distribute' are ignored}}
 243   for (int j=0; j<100; j++) foo();
 244 #pragma omp target
 245 #pragma omp teams distribute reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 246   for (int j=0; j<100; j++) foo();
 247 #pragma omp target
 248 #pragma omp teams distribute reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 249   for (int j=0; j<100; j++) foo();
 250 #pragma omp target
 251 #pragma omp teams distribute reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
 252   for (int j=0; j<100; j++) foo();
 253 #pragma omp target
 254 #pragma omp teams distribute reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
 255   for (int j=0; j<100; j++) foo();
 256 #pragma omp target
 257 #pragma omp teams distribute reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
 258   for (int j=0; j<100; j++) foo();
 259 #pragma omp target
 260 #pragma omp teams distribute reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp51-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}  omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
 261   for (int j=0; j<100; j++) foo();
 262 #pragma omp target
 263 #pragma omp teams distribute reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
 264   for (int j=0; j<100; j++) foo();
 265 #pragma omp target
 266 #pragma omp teams distribute reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
 267   for (int j=0; j<100; j++) foo();
 268 #pragma omp target
 269 #pragma omp teams distribute reduction(~ : argc) // expected-error {{expected unqualified-id}}
 270   for (int j=0; j<100; j++) foo();
 271 #pragma omp target
 272 #pragma omp teams distribute reduction(&& : argc)
 273   for (int j=0; j<100; j++) foo();
 274 #pragma omp target
 275 #pragma omp teams distribute reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
 276   for (int j=0; j<100; j++) foo();
 277 #pragma omp target
 278 #pragma omp teams distribute reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}} expected-error {{incomplete type 'S1' where a complete type is required}}
 279   for (int j=0; j<100; j++) foo();
 280 #pragma omp target
 281 #pragma omp teams distribute 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 variable cannot be reduction}} expected-error {{incomplete type 'S1' where a complete type is required}}
 282   for (int j=0; j<100; j++) foo();
 283 #pragma omp target
 284 #pragma omp teams distribute reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
 285   for (int j=0; j<100; j++) foo();
 286 #pragma omp target
 287 #pragma omp teams distribute reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
 288   for (int j=0; j<100; j++) foo();
 289 #pragma omp target
 290 #pragma omp teams distribute reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
 291   for (int j=0; j<100; j++) foo();
 292 #pragma omp target
 293 #pragma omp teams distribute reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}} omp52-warning {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}}
 294   for (int j=0; j<100; j++) foo();
 295 #pragma omp target
 296 #pragma omp teams distribute reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
 297   for (int j=0; j<100; j++) foo();
 298 #pragma omp target
 299 #pragma omp teams distribute reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
 300   for (int j=0; j<100; j++) foo();
 301 #pragma omp target
 302 #pragma omp teams distribute reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
 303   for (int j=0; j<100; j++) foo();
 304 #pragma omp target
 305 #pragma omp teams distribute reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}
 306   for (int j=0; j<100; j++) foo();
 307 #pragma omp target
 308 #pragma omp teams distribute reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
 309   for (int j=0; j<100; j++) foo();
 310 #pragma omp target
 311 #pragma omp teams distribute reduction(+ : o) // expected-error {{no viable overloaded '='}}
 312   for (int j=0; j<100; j++) foo();
 313 #pragma omp target
 314 #pragma omp teams distribute private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
 315   for (int j=0; j<100; j++) foo();
 316 #pragma omp parallel private(k)
 317 #pragma omp target
 318 #pragma omp teams distribute reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
 319   for (int j=0; j<100; j++) foo();
 320 #pragma omp target
 321 #pragma omp teams distribute reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
 322   for (int j=0; j<100; j++) foo();
 323 #pragma omp target
 324 #pragma omp teams distribute reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
 325   for (int j=0; j<100; j++) foo();
 326 #pragma omp parallel shared(i)
 327 #pragma omp parallel reduction(min : i)
 328 #pragma omp target
 329 #pragma omp teams distribute reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
 330   for (int j=0; j<100; j++) foo();
 331 #pragma omp target
 332 #pragma omp teams distribute reduction(+ : fl, z)
 333     for (int j=0; j<100; j++) foo();
 334   static int m;
 335 #pragma omp target
 336 #pragma omp teams distribute reduction(+ : m) // OK
 337   for (int j=0; j<100; j++) foo();
 338 #pragma omp target
 339 #pragma omp teams distribute reduction(task, + : m) // omp45-error 2 {{expected expression}} omp45-warning {{missing ':' after reduction identifier - ignoring}} omp51-error {{'reduction' clause with 'task' modifier allowed only on non-simd parallel or worksharing constructs}} omp52-error {{'reduction' clause with 'task' modifier allowed only on non-simd parallel or worksharing constructs}} omp60-error {{'reduction' clause with 'task' modifier allowed only on non-simd parallel or worksharing constructs}}
 340   for (int j=0; j<100; j++) foo();
 341
 342   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}}
 343 }