llvm-project/clang/test/OpenMP/teams_distribute_private_messages.cpp

// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized

// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized

extern int omp_default_mem_alloc;
void foo() {
}

bool foobool(int argc) {
  return argc;
}

struct S1; // expected-note {{declared here}} expected-note {{forward declaration of 'S1'}}
extern S1 a;
class S2 {
  mutable int a;
public:
  S2():a(0) { }
  static float S2s; // expected-note {{predetermined as shared}}
};
const S2 b;
const S2 ba[5];
class S3 {
  int a;
public:
  S3():a(0) { }
};
const S3 c; // expected-note {{'c' defined here}}
const S3 ca[5]; // expected-note {{'ca' defined here}}
extern const int f;  // expected-note {{'f' declared here}}
class S4 {
  int a;
  S4(); // expected-note {{implicitly declared private here}}
public:
  S4(int v):a(v) { }
};
class S5 { 
  int a;
  S5():a(0) {} // expected-note {{implicitly declared private here}}
public:
  S5(int v):a(v) { }
};

S3 h;
#pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}


int main(int argc, char **argv) {
  const int d = 5;  // expected-note {{'d' defined here}}
  const int da[5] = { 0 }; // expected-note {{'da' defined here}}
  S4 e(4);
  S5 g(5);
  int i;
  int &j = i;

  #pragma omp target
  #pragma omp teams distribute private // expected-error {{expected '(' after 'private'}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private () // expected-error {{expected expression}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private (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 k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private (S1) // expected-error {{'S1' does not refer to a value}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private (a, b, c, d, f) // expected-error {{private variable with incomplete type 'S1'}} expected-error 1 {{const-qualified variable without mutable fields cannot be private}} expected-error 2 {{const-qualified variable cannot be private}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private (argv[1]) // expected-error {{expected variable name}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private(ba)
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private(ca) // expected-error {{const-qualified variable without mutable fields cannot be private}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private(da) // expected-error {{const-qualified variable cannot be private}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private(S2::S2s) // expected-error {{shared variable cannot be private}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute shared(i)
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute firstprivate(i), private(i) // expected-error {{firstprivate variable cannot be private}} expected-note {{defined as firstprivate}}
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute private(j)
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp target
  #pragma omp teams distribute reduction(+:i)
  for (int k = 0; k < argc; ++k) ++k;

  #pragma omp distribute private(i)
  for (int k = 0; k < 10; ++k) {
    #pragma omp target
    #pragma omp teams distribute private(i)
    for (int x = 0; x < 10; ++x) foo();
  }

  #pragma omp target
  #pragma omp teams distribute firstprivate(i)
  for (int k = 0; k < 10; ++k) {
  }

  return 0;
}