clang/test/OpenMP/taskgroup_task_reduction_messages.cpp

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