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