1 // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
2 
3 // RUN: %clang_cc1 -verify -fopenmp-simd %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 {{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 S3 h;
45 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
46 
47 
main(int argc,char ** argv)48 int main(int argc, char **argv) {
49   const int d = 5;  // expected-note {{'d' defined here}}
50   const int da[5] = { 0 }; // expected-note {{'da' defined here}}
51   S4 e(4);
52   S5 g(5);
53   int i;
54   int &j = i;
55 
56   #pragma omp target
57   #pragma omp teams distribute private // expected-error {{expected '(' after 'private'}}
58   for (int k = 0; k < argc; ++k) ++k;
59 
60   #pragma omp target
61   #pragma omp teams distribute private ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
62   for (int k = 0; k < argc; ++k) ++k;
63 
64   #pragma omp target
65   #pragma omp teams distribute private () // expected-error {{expected expression}}
66   for (int k = 0; k < argc; ++k) ++k;
67 
68   #pragma omp target
69   #pragma omp teams distribute private (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
70   for (int k = 0; k < argc; ++k) ++k;
71 
72   #pragma omp target
73   #pragma omp teams distribute private (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
74   for (int k = 0; k < argc; ++k) ++k;
75 
76   #pragma omp target
77   #pragma omp teams distribute private (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
78   for (int k = 0; k < argc; ++k) ++k;
79 
80   #pragma omp target
81   #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 '('}}
82   for (int k = 0; k < argc; ++k) ++k;
83 
84   #pragma omp target
85   #pragma omp teams distribute private (S1) // expected-error {{'S1' does not refer to a value}}
86   for (int k = 0; k < argc; ++k) ++k;
87 
88   #pragma omp target
89   #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}}
90   for (int k = 0; k < argc; ++k) ++k;
91 
92   #pragma omp target
93   #pragma omp teams distribute private (argv[1]) // expected-error {{expected variable name}}
94   for (int k = 0; k < argc; ++k) ++k;
95 
96   #pragma omp target
97   #pragma omp teams distribute private(ba)
98   for (int k = 0; k < argc; ++k) ++k;
99 
100   #pragma omp target
101   #pragma omp teams distribute private(ca) // expected-error {{const-qualified variable without mutable fields cannot be private}}
102   for (int k = 0; k < argc; ++k) ++k;
103 
104   #pragma omp target
105   #pragma omp teams distribute private(da) // expected-error {{const-qualified variable cannot be private}}
106   for (int k = 0; k < argc; ++k) ++k;
107 
108   #pragma omp target
109   #pragma omp teams distribute private(S2::S2s) // expected-error {{shared variable cannot be private}}
110   for (int k = 0; k < argc; ++k) ++k;
111 
112   #pragma omp target
113   #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'}}
114   for (int k = 0; k < argc; ++k) ++k;
115 
116   #pragma omp target
117   #pragma omp teams distribute private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
118   for (int k = 0; k < argc; ++k) ++k;
119 
120   #pragma omp target
121   #pragma omp teams distribute shared(i)
122   for (int k = 0; k < argc; ++k) ++k;
123 
124   #pragma omp target
125   #pragma omp teams distribute firstprivate(i), private(i) // expected-error {{firstprivate variable cannot be private}} expected-note {{defined as firstprivate}}
126   for (int k = 0; k < argc; ++k) ++k;
127 
128   #pragma omp target
129   #pragma omp teams distribute private(j)
130   for (int k = 0; k < argc; ++k) ++k;
131 
132   #pragma omp target
133   #pragma omp teams distribute reduction(+:i)
134   for (int k = 0; k < argc; ++k) ++k;
135 
136   #pragma omp distribute private(i)
137   for (int k = 0; k < 10; ++k) {
138     #pragma omp target
139     #pragma omp teams distribute private(i)
140     for (int x = 0; x < 10; ++x) foo();
141   }
142 
143   #pragma omp target
144   #pragma omp teams distribute firstprivate(i)
145   for (int k = 0; k < 10; ++k) {
146   }
147 
148   return 0;
149 }
150