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 typedef void **omp_allocator_handle_t;
6 extern const omp_allocator_handle_t omp_null_allocator;
7 extern const omp_allocator_handle_t omp_default_mem_alloc;
8 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
9 extern const omp_allocator_handle_t omp_const_mem_alloc;
10 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
11 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
12 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
13 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
14 extern const omp_allocator_handle_t omp_thread_mem_alloc;
15 
16 void foo() {
17 }
18 
19 bool foobool(int argc) {
20   return argc;
21 }
22 
23 struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}
24 extern S1 a;
25 class S2 {
26   mutable int a;
27 
28 public:
29   S2() : a(0) {}
30   static float S2s; // expected-note {{static data member is predetermined as shared}}
31 };
32 const S2 b;
33 const S2 ba[5];
34 class S3 {
35   int a;
36 
37 public:
38   S3() : a(0) {}
39 };
40 const S3 c;         // expected-note {{'c' defined here}}
41 const S3 ca[5];     // expected-note {{'ca' defined here}}
42 extern const int f; // expected-note {{'f' declared here}}
43 class S4 {
44   int a;
45   S4(); // expected-note {{implicitly declared private here}}
46 
47 public:
48   S4(int v) : a(v) {}
49 };
50 class S5 {
51   int a;
52   S5() : a(0) {} // expected-note {{implicitly declared private here}}
53 
54 public:
55   S5(int v) : a(v) {}
56 };
57 
58 int threadvar;
59 #pragma omp threadprivate(threadvar) // expected-note {{defined as threadprivate or thread local}}
60 
61 void bar(int n, int b[n]) {
62 #pragma omp task private(b)
63     foo();
64 }
65 
66 namespace A {
67 double x;
68 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
69 }
70 namespace B {
71 using A::x;
72 }
73 
74 int main(int argc, char **argv) {
75   const int d = 5;       // expected-note {{'d' defined here}}
76   const int da[5] = {0}; // expected-note {{'da' defined here}}
77   S4 e(4);
78   S5 g(5);
79   int i, z;
80   int &j = i;
81 #pragma omp task private                               // expected-error {{expected '(' after 'private'}}
82 #pragma omp task private(                              // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
83 #pragma omp task private()                             // expected-error {{expected expression}}
84 #pragma omp task private(argc                          // expected-error {{expected ')'}} expected-note {{to match this '('}}
85 #pragma omp task private(argc,                         // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
86 #pragma omp task private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
87 #pragma omp task private(argc argv)                    // expected-error {{expected ',' or ')' in 'private' clause}}
88 #pragma omp task private(S1)                           // expected-error {{'S1' does not refer to a value}}
89 #pragma omp task private(z, 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}}
90 #pragma omp task private(argv[1])                      // expected-error {{expected variable name}}
91 #pragma omp task 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 '('}}
92 #pragma omp task private(ca)           // expected-error {{const-qualified variable without mutable fields cannot be private}}
93 #pragma omp task private(da)           // expected-error {{const-qualified variable cannot be private}}
94 #pragma omp task private(S2::S2s)      // expected-error {{shared variable cannot be private}}
95 #pragma omp task private(e, g)         // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
96 #pragma omp task private(threadvar, B::x)    // expected-error 2 {{threadprivate or thread local variable cannot be private}}
97 #pragma omp task shared(i), private(i) // expected-error {{shared variable cannot be private}} expected-note {{defined as shared}}
98   foo();
99 #pragma omp task firstprivate(i) private(i) // expected-error {{firstprivate variable cannot be private}} expected-note {{defined as firstprivate}}
100   foo();
101 #pragma omp task private(i)
102 #pragma omp task private(j)
103   foo();
104 #pragma omp task firstprivate(i)
105   for (int k = 0; k < 10; ++k) {
106 #pragma omp task private(i) allocate(omp_thread_mem_alloc: i) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'task' directive}}
107     foo();
108   }
109   static int m;
110 #pragma omp task private(m) // OK
111     foo();
112 
113   return 0;
114 }
115