text: // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
  // RUN: %clang_cc1 -verify -fopenmp -std=c++98 %s -Wuninitialized
  // RUN: %clang_cc1 -verify -fopenmp -std=c++11 %s -Wuninitialized
  
  // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
  // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++98 %s -Wuninitialized
  // RUN: %clang_cc1 -verify -fopenmp-simd -std=c++11 %s -Wuninitialized
  
  typedef void **omp_allocator_handle_t;
  extern const omp_allocator_handle_t omp_default_mem_alloc;
  extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
  extern const omp_allocator_handle_t omp_const_mem_alloc;
  extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
  extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
  extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
  extern const omp_allocator_handle_t omp_pteam_mem_alloc;
  extern const omp_allocator_handle_t omp_thread_mem_alloc;
  
  void foo() {
  }
  
  bool foobool(int argc) {
    return argc;
  }
  
  struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
  extern S1 a;
  class S2 {
    mutable int a;
    S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
  
  public:
    S2() : a(0) {}
    S2(S2 &s2) : a(s2.a) {}
    static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
    static const float S2sc; // expected-note 2 {{'S2sc' declared here}}
  };
  const float S2::S2sc = 0;
  S2 b;                     // expected-note 3 {{'b' defined here}}
  const S2 ba[5];           // expected-note 2 {{'ba' defined here}}
  class S3 {
    int a;
  
  public:
    int b;
    S3() : a(0) {}
    S3(const S3 &s3) : a(s3.a) {}
    S3 operator+(const S3 &arg1) { return arg1; }
  };
  int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
  S3 c;               // expected-note 3 {{'c' defined here}}
  const S3 ca[5];     // expected-note 2 {{'ca' defined here}}
  extern const int f; // expected-note 4 {{'f' declared here}}
  class S4 {
    int a;
    S4(); // expected-note {{implicitly declared private here}}
    S4(const S4 &s4);
    S4 &operator+(const S4 &arg) { return (*this); }
  
  public:
    S4(int v) : a(v) {}
  };
  S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
  class S5 {
    int a;
    S5() : a(0) {} // expected-note {{implicitly declared private here}}
    S5(const S5 &s5) : a(s5.a) {}
    S5 &operator+(const S5 &arg);
  
  public:
    S5(int v) : a(v) {}
  };
  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}}
  #if __cplusplus >= 201103L // C++11 or later
  // expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}
  #endif
    int a;
  
  public:
    S6() : a(6) {}
    operator int() { return 6; }
  } o;
  
  S3 h, k;
  #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
  
  template <class T>       // expected-note {{declared here}}
  T tmain(T argc) {
    const T d = T();       // expected-note 4 {{'d' defined here}}
    const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
    T qa[5] = {T()};
    T i, z;
    T &j = i;                    // expected-note 4 {{'j' defined here}}
    S3 &p = k;                   // expected-note 2 {{'p' defined here}}
    const T &r = da[(int)i];     // expected-note 2 {{'r' defined here}}
    T &q = qa[(int)i];           // expected-note 2 {{'q' defined here}}
    T fl;
  #pragma omp target teams distribute parallel for simd reduction // expected-error {{expected '(' after 'reduction'}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd 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'}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd 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 '('}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(^ : T) // expected-error {{'T' does not refer to a value}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : z, 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'}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd 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 variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}} expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
    for (int j=0; j<100; j++) foo();
  #pragma omp parallel private(k)
  #pragma omp target teams distribute parallel for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp parallel shared(i)
  #pragma omp parallel reduction(min : i)
  #pragma omp target teams distribute parallel for simd reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : fl)
      for (int j=0; j<100; j++) foo();
  
    return T();
  }
  
  namespace A {
  double x;
  #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
  }
  namespace B {
  using A::x;
  }
  
  int main(int argc, char **argv) {
    const int d = 5;       // expected-note 2 {{'d' defined here}}
    const int da[5] = {0}; // expected-note {{'da' defined here}}
    int qa[5] = {0};
    S4 e(4);
    S5 g(5);
    int i, z;
    int &j = i;                  // expected-note 2 {{'j' defined here}}
    S3 &p = k;                   // expected-note 2 {{'p' defined here}}
    const int &r = da[i];        // expected-note {{'r' defined here}}
    int &q = qa[i];              // expected-note {{'q' defined here}}
    float fl;
  #pragma omp target teams distribute parallel for simd reduction // expected-error {{expected '(' after 'reduction'}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp target teams distribute parallel for simd' are ignored}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(~ : argc) // expected-error {{expected unqualified-id}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(&& : argc)
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd 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'}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(min : z, 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}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd 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')}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : o) // expected-error {{no viable overloaded '='}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
    for (int j=0; j<100; j++) foo();
  #pragma omp parallel private(k)
  #pragma omp target teams distribute parallel for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}
    for (int j=0; j<100; j++) foo();
  #pragma omp parallel shared(i)
  #pragma omp parallel reduction(min : i)
  #pragma omp target teams distribute parallel for simd reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
    for (int j=0; j<100; j++) foo();
  #pragma omp target teams distribute parallel for simd allocate(omp_thread_mem_alloc: fl) reduction(+ : fl) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target teams distribute parallel for simd' directive}}
      for (int j=0; j<100; j++) foo();
    static int m;
  #pragma omp target teams distribute parallel for simd reduction(+ : m) // OK
    for (int j=0; j<100; j++) foo();
  
    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}}
  }
  