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_default_mem_alloc;
7 extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
8 extern const omp_allocator_handle_t omp_const_mem_alloc;
9 extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
10 extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
11 extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
12 extern const omp_allocator_handle_t omp_pteam_mem_alloc;
13 extern const omp_allocator_handle_t omp_thread_mem_alloc;
14 
15 void foo() {
16 }
17 
18 bool foobool(int argc) {
19   return argc;
20 }
21 
22 void xxx(int argc) {
23   int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
24 #pragma omp target parallel firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
25   for (int i = 0; i < 10; ++i)
26     ;
27 }
28 
29 struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}
30 extern S1 a;
31 class S2 {
32   mutable int a;
33 public:
34   S2():a(0) { }
35   S2(const S2 &s2):a(s2.a) { }
36   static float S2s;
37   static const float S2sc;
38 };
39 const float S2::S2sc = 0;
40 const S2 b;
41 const S2 ba[5];
42 class S3 {
43   int a;
44 public:
45   S3():a(0) { }
46   S3(const S3 &s3):a(s3.a) { }
47 };
48 const S3 c;
49 const S3 ca[5];
50 extern const int f;
51 class S4 {
52   int a;
53   S4();
54   S4(const S4 &s4); // expected-note {{implicitly declared private here}}
55 public:
56   S4(int v):a(v) { }
57 };
58 class S5 {
59   int a;
60   S5():a(0) {}
61   S5(const S5 &s5):a(s5.a) { } // expected-note {{implicitly declared private here}}
62 public:
63   S5(int v):a(v) { }
64 };
65 
66 S3 h;
67 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
68 
69 namespace A {
70 double x;
71 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
72 }
73 namespace B {
74 using A::x;
75 }
76 
77 int main(int argc, char **argv) {
78   const int d = 5;
79   const int da[5] = { 0 };
80   S4 e(4);
81   S5 g(5);
82   int i, z;
83   int &j = i;
84   static int m;
85   #pragma omp target parallel firstprivate // expected-error {{expected '(' after 'firstprivate'}}
86   foo();
87   #pragma omp target parallel firstprivate ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
88   foo();
89   #pragma omp target parallel firstprivate () // expected-error {{expected expression}}
90   foo();
91   #pragma omp target parallel firstprivate (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
92   foo();
93   #pragma omp target parallel firstprivate (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
94   foo();
95   #pragma omp target parallel firstprivate (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
96   foo();
97   #pragma omp target parallel firstprivate (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 '('}}
98   foo();
99   #pragma omp target parallel firstprivate (S1) // expected-error {{'S1' does not refer to a value}}
100   foo();
101   #pragma omp target parallel firstprivate (a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
102   foo();
103   #pragma omp target parallel firstprivate (argv[1]) // expected-error {{expected variable name}}
104   foo();
105   #pragma omp target parallel firstprivate(ba) allocate(omp_thread_mem_alloc: ba) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'target parallel' directive}}
106   foo();
107   #pragma omp target parallel firstprivate(ca, z)
108   foo();
109   #pragma omp target parallel firstprivate(da)
110   foo();
111   #pragma omp target parallel firstprivate(S2::S2s)
112   foo();
113   #pragma omp target parallel firstprivate(S2::S2sc)
114   foo();
115   #pragma omp target parallel firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
116   foo();
117   #pragma omp target parallel firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}
118   foo();
119   #pragma omp target parallel private(i), firstprivate(i) // expected-error {{private variable cannot be firstprivate}} expected-note{{defined as private}}
120   foo();
121   #pragma omp target parallel shared(i)
122   foo();
123   #pragma omp target parallel firstprivate(i)
124   foo();
125   #pragma omp target parallel firstprivate(j)
126   foo();
127   #pragma omp target parallel firstprivate(m)
128   foo();
129 
130   return 0;
131 }
132