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      1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s
      2 
      3 void foo() {
      4 }
      5 
      6 bool foobool(int argc) {
      7   return argc;
      8 }
      9 
     10 struct S1; // expected-note {{declared here}}
     11 extern S1 a;
     12 class S2 {
     13   mutable int a;
     14 
     15 public:
     16   S2() : a(0) {}
     17   S2(S2 &s2) : a(s2.a) {}
     18 };
     19 const S2 b;
     20 const S2 ba[5];
     21 class S3 {
     22   int a;
     23 
     24 public:
     25   S3() : a(0) {}
     26   S3(S3 &s3) : a(s3.a) {}
     27 };
     28 const S3 c;
     29 const S3 ca[5];
     30 extern const int f;
     31 class S4 {
     32   int a;
     33   S4();
     34   S4(const S4 &s4);
     35 
     36 public:
     37   S4(int v) : a(v) {}
     38 };
     39 class S5 {
     40   int a;
     41   S5() : a(0) {}
     42   S5(const S5 &s5) : a(s5.a) {}
     43 
     44 public:
     45   S5(int v) : a(v) {}
     46 };
     47 
     48 S3 h;
     49 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
     50 
     51 namespace A {
     52 double x;
     53 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
     54 }
     55 namespace B {
     56 using A::x;
     57 }
     58 
     59 int main(int argc, char **argv) {
     60   const int d = 5;
     61   const int da[5] = {0};
     62   S4 e(4);
     63   S5 g(5);
     64   int i;
     65   int &j = i;
     66 #pragma omp parallel sections shared // expected-error {{expected '(' after 'shared'}}
     67   { foo(); }
     68 #pragma omp parallel sections shared( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     69   { foo(); }
     70 #pragma omp parallel sections shared() // expected-error {{expected expression}}
     71   { foo(); }
     72 #pragma omp parallel sections shared(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
     73   { foo(); }
     74 #pragma omp parallel sections shared(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
     75   { foo(); }
     76 #pragma omp parallel sections shared(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
     77   { foo(); }
     78 #pragma omp parallel sections shared(argc)
     79   { foo(); }
     80 #pragma omp parallel sections shared(S1) // expected-error {{'S1' does not refer to a value}}
     81   { foo(); }
     82 #pragma omp parallel sections shared(a, b, c, d, f)
     83   { foo(); }
     84 #pragma omp parallel sections shared(argv[1]) // expected-error {{expected variable name}}
     85   { foo(); }
     86 #pragma omp parallel sections shared(ba)
     87   { foo(); }
     88 #pragma omp parallel sections shared(ca)
     89   { foo(); }
     90 #pragma omp parallel sections shared(da)
     91   { foo(); }
     92 #pragma omp parallel sections shared(e, g)
     93   { foo(); }
     94 #pragma omp parallel sections shared(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be shared}}
     95   { foo(); }
     96 #pragma omp parallel sections private(i), shared(i) // expected-error {{private variable cannot be shared}} expected-note {{defined as private}}
     97   { foo(); }
     98 #pragma omp parallel sections firstprivate(i), shared(i) // expected-error {{firstprivate variable cannot be shared}} expected-note {{defined as firstprivate}}
     99   { foo(); }
    100 #pragma omp parallel sections private(i)
    101   {
    102 #pragma omp parallel sections shared(i)
    103     {
    104 #pragma omp parallel sections shared(j)
    105       { foo(); }
    106     }
    107   }
    108 #pragma omp parallel sections firstprivate(i)
    109   {
    110 #pragma omp parallel sections shared(i)
    111     {
    112 #pragma omp parallel sections shared(j)
    113       { foo(); }
    114     }
    115   }
    116 
    117   return 0;
    118 }
    119