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Member "cfe-9.0.0.src/test/OpenMP/taskgroup_task_reduction_messages.cpp" (8 Jul 2019, 14781 Bytes) of package /linux/misc/cfe-9.0.0.src.tar.xz:


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    1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 150 -o - %s -Wuninitialized
    2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
    3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
    4 
    5 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 150 -o - %s -Wuninitialized
    6 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 -ferror-limit 150 -o - %s -Wuninitialized
    7 // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 -ferror-limit 150 -o - %s -Wuninitialized
    8 
    9 extern int omp_default_mem_alloc;
   10 void foo() {
   11 }
   12 
   13 bool foobool(int argc) {
   14   return argc;
   15 }
   16 
   17 void foobar(int &ref) {
   18 #pragma omp taskgroup task_reduction(+:ref)
   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;
   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 S3 h, k;
   81 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
   82 
   83 template <class T>       // expected-note {{declared here}}
   84 T tmain(T argc) {
   85   const T d = T();       // expected-note 4 {{'d' defined here}}
   86   const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
   87   T qa[5] = {T()};
   88   T i, z;
   89   T &j = i;                    // expected-note 2 {{'j' defined here}}
   90   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
   91   const T &r = da[(int)i];     // expected-note 2 {{'r' defined here}}
   92   T &q = qa[(int)i];
   93   T fl;
   94 #pragma omp taskgroup task_reduction // expected-error {{expected '(' after 'task_reduction'}}
   95   foo();
   96 #pragma omp taskgroup task_reduction + // expected-error {{expected '(' after 'task_reduction'}} expected-warning {{extra tokens at the end of '#pragma omp taskgroup' are ignored}}
   97   foo();
   98 #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 '('}}
   99   foo();
  100 #pragma omp taskgroup task_reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  101   foo();
  102 #pragma omp taskgroup task_reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
  103   foo();
  104 #pragma omp taskgroup task_reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}}
  105   foo();
  106 #pragma omp taskgroup task_reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
  107   foo();
  108 #pragma omp taskgroup task_reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
  109   foo();
  110 #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')}}
  111   foo();
  112 #pragma omp taskgroup task_reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
  113   foo();
  114 #pragma omp taskgroup task_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'}}
  115   foo();
  116 #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 '('}}
  117   foo();
  118 #pragma omp taskgroup task_reduction(^ : T) // expected-error {{'T' does not refer to a value}}
  119   foo();
  120 #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'}}
  121   foo();
  122 #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}}
  123   foo();
  124 #pragma omp taskgroup task_reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
  125   foo();
  126 #pragma omp taskgroup task_reduction(+ : ba) // expected-error {{const-qualified variable cannot be task_reduction}}
  127   foo();
  128 #pragma omp taskgroup task_reduction(* : ca) // expected-error {{const-qualified variable cannot be task_reduction}}
  129   foo();
  130 #pragma omp taskgroup task_reduction(- : da) // expected-error {{const-qualified variable cannot be task_reduction}} expected-error {{const-qualified variable cannot be task_reduction}}
  131   foo();
  132 #pragma omp taskgroup task_reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
  133   foo();
  134 #pragma omp taskgroup task_reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
  135   foo();
  136 #pragma omp taskgroup task_reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be task_reduction}}
  137   foo();
  138 #pragma omp taskgroup task_reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
  139   foo();
  140 #pragma omp taskgroup task_reduction(+ : o, z) // expected-error 2 {{no viable overloaded '='}}
  141   foo();
  142 #pragma omp parallel private(k)
  143 #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}}
  144   foo();
  145 #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}}
  146   foo();
  147 #pragma omp taskgroup task_reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be task_reduction}}
  148   foo();
  149 #pragma omp parallel shared(i)
  150 #pragma omp parallel reduction(min : i)
  151 #pragma omp taskgroup task_reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'task_reduction' must reference the same object in all threads}}
  152   foo();
  153 #pragma omp parallel
  154 #pragma omp for private(fl)
  155   for (int i = 0; i < 10; ++i)
  156 #pragma omp taskgroup task_reduction(+ : fl)
  157     foo();
  158 #pragma omp parallel
  159 #pragma omp for reduction(- : fl)
  160   for (int i = 0; i < 10; ++i)
  161 #pragma omp taskgroup task_reduction(+ : fl)
  162     foo();
  163 
  164   return T();
  165 }
  166 
  167 namespace A {
  168 double x;
  169 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
  170 }
  171 namespace B {
  172 using A::x;
  173 }
  174 
  175 int main(int argc, char **argv) {
  176   const int d = 5;       // expected-note 2 {{'d' defined here}}
  177   const int da[5] = {0}; // expected-note {{'da' defined here}}
  178   int qa[5] = {0};
  179   S4 e(4);
  180   S5 g(5);
  181   int i, z;
  182   int &j = i;                  // expected-note {{'j' defined here}}
  183   S3 &p = k;                   // expected-note 2 {{'p' defined here}}
  184   const int &r = da[i];        // expected-note {{'r' defined here}}
  185   int &q = qa[i];
  186   float fl;
  187 #pragma omp taskgroup task_reduction // expected-error {{expected '(' after 'task_reduction'}}
  188   foo();
  189 #pragma omp taskgroup task_reduction + // expected-error {{expected '(' after 'task_reduction'}} expected-warning {{extra tokens at the end of '#pragma omp taskgroup' are ignored}}
  190   foo();
  191 #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 '('}}
  192   foo();
  193 #pragma omp taskgroup task_reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  194   foo();
  195 #pragma omp taskgroup task_reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
  196   foo();
  197 #pragma omp taskgroup task_reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}}
  198   foo();
  199 #pragma omp taskgroup task_reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
  200   foo();
  201 #pragma omp taskgroup task_reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
  202   foo();
  203 #pragma omp taskgroup task_reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  204   foo();
  205 #pragma omp taskgroup task_reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
  206   foo();
  207 #pragma omp taskgroup task_reduction(~ : argc) // expected-error {{expected unqualified-id}}
  208   foo();
  209 #pragma omp taskgroup task_reduction(&& : argc)
  210   foo();
  211 #pragma omp taskgroup task_reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
  212   foo();
  213 #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'}}
  214   foo();
  215 #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}}
  216   foo();
  217 #pragma omp taskgroup task_reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
  218   foo();
  219 #pragma omp taskgroup task_reduction(+ : ba) // expected-error {{const-qualified variable cannot be task_reduction}}
  220   foo();
  221 #pragma omp taskgroup task_reduction(* : ca) // expected-error {{const-qualified variable cannot be task_reduction}}
  222   foo();
  223 #pragma omp taskgroup task_reduction(- : da) // expected-error {{const-qualified variable cannot be task_reduction}}
  224   foo();
  225 #pragma omp taskgroup task_reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
  226   foo();
  227 #pragma omp taskgroup task_reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
  228   foo();
  229 #pragma omp taskgroup task_reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be task_reduction}}
  230   foo();
  231 #pragma omp taskgroup task_reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{nvalid 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')}}
  232   foo();
  233 #pragma omp taskgroup task_reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
  234   foo();
  235 #pragma omp taskgroup task_reduction(+ : o, z) // expected-error {{no viable overloaded '='}}
  236   foo();
  237 #pragma omp parallel private(k)
  238 #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}}
  239   foo();
  240 #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}}
  241   foo();
  242 #pragma omp taskgroup task_reduction(+ : r) // expected-error {{const-qualified variable cannot be task_reduction}}
  243   foo();
  244 #pragma omp parallel shared(i)
  245 #pragma omp parallel reduction(min : i)
  246 #pragma omp taskgroup task_reduction(max : j) // expected-error {{argument of OpenMP clause 'task_reduction' must reference the same object in all threads}}
  247   foo();
  248 #pragma omp parallel
  249 #pragma omp for private(fl)
  250   for (int i = 0; i < 10; ++i)
  251 #pragma omp taskgroup task_reduction(+ : fl)
  252     foo();
  253 #pragma omp parallel
  254 #pragma omp for reduction(- : fl)
  255   for (int i = 0; i < 10; ++i)
  256 #pragma omp taskgroup task_reduction(+ : fl)
  257     foo();
  258   static int m;
  259 #pragma omp taskgroup task_reduction(+ : m) // OK
  260   m++;
  261 
  262   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}}
  263 }