1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
4 
5 extern int omp_default_mem_alloc;
foo()6 void foo() {
7 }
8 
foobool(int argc)9 bool foobool(int argc) {
10   return argc;
11 }
12 
13 struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}
14 extern S1 a;
15 class S2 {
16   mutable int a;
17 public:
S2()18   S2():a(0) { }
19   static float S2s; // expected-note {{static data member is predetermined as shared}}
20 };
21 const S2 b;
22 const S2 ba[5];
23 class S3 {
24   int a;
25 public:
S3()26   S3():a(0) { }
27 };
28 const S3 c; // expected-note {{'c' defined here}}
29 const S3 ca[5]; // expected-note {{'ca' defined here}}
30 extern const int f; // expected-note {{'f' declared here}}
31 class S4 {
32   int a;
33   S4(); // expected-note {{implicitly declared private here}}
34 public:
S4(int v)35   S4(int v):a(v) { }
36 };
37 class S5 {
38   int a;
S5()39   S5():a(0) {} // expected-note {{implicitly declared private here}}
40 public:
S5(int v)41   S5(int v):a(v) { }
42 };
43 
44 int threadvar;
45 #pragma omp threadprivate(threadvar) // expected-note {{defined as threadprivate or thread local}}
46 
47 namespace A {
48 double x;
49 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
50 }
51 namespace B {
52 using A::x;
53 }
54 
main(int argc,char ** argv)55 int main(int argc, char **argv) {
56   const int d = 5; // expected-note {{'d' defined here}}
57   const int da[5] = { 0 }; // expected-note {{'da' defined here}}
58   S4 e(4);
59   S5 g[] = {5, 6};
60   int i, z;
61   int &j = i;
62   #pragma omp parallel private // expected-error {{expected '(' after 'private'}}
63   #pragma omp parallel private ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
64   #pragma omp parallel private () // expected-error {{expected expression}}
65   #pragma omp parallel private (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
66   #pragma omp parallel private (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
67   #pragma omp parallel private (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
68   #pragma omp parallel private (argc argv) // expected-error {{expected ',' or ')' in 'private' clause}}
69   #pragma omp parallel private (S1) // expected-error {{'S1' does not refer to a value}}
70   #pragma omp parallel private (a, b, c, d, f) // expected-error {{a 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}}
71   #pragma omp parallel private (argv[1]) // expected-error {{expected variable name}}
72   #pragma omp parallel private(ba) 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 '('}}
73   #pragma omp parallel private(ca) // expected-error {{const-qualified variable without mutable fields cannot be private}}
74   #pragma omp parallel private(da) // expected-error {{const-qualified variable cannot be private}}
75   #pragma omp parallel private(S2::S2s) // expected-error {{shared variable cannot be private}}
76   #pragma omp parallel private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
77   #pragma omp parallel private(threadvar, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be private}}
78   #pragma omp parallel shared(i), private(i) // expected-error {{shared variable cannot be private}} expected-note {{defined as shared}}
79   foo();
80   #pragma omp parallel firstprivate(i) private(i) // expected-error {{firstprivate variable cannot be private}} expected-note {{defined as firstprivate}}
81   foo();
82   #pragma omp parallel private(i, z)
83   #pragma omp parallel private(j)
84   foo();
85   #pragma omp parallel firstprivate(i)
86   for (int k = 0; k < 10; ++k) {
87     #pragma omp parallel private(i)
88     foo();
89   }
90   static int m;
91   #pragma omp parallel private(m) // OK
92   foo();
93 
94   return 0;
95 }
96