1 // RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
4 // expected-no-diagnostics
5 
6 #ifndef HEADER
7 #define HEADER
8 
9 void foo() {}
10 
11 struct S {
12   S(): a(0) {}
13   S(int v) : a(v) {}
14   int a;
15   typedef int type;
16 };
17 
18 template <typename T>
19 class S7 : public T {
20 protected:
21   T a;
22   S7() : a(0) {}
23 
24 public:
25   S7(typename T::type v) : a(v) {
26 #pragma omp parallel for private(a) private(this->a) private(T::a)
27     for (int k = 0; k < a.a; ++k)
28       ++this->a.a;
29   }
30   S7 &operator=(S7 &s) {
31 #pragma omp parallel for private(a) private(this->a)
32     for (int k = 0; k < s.a.a; ++k)
33       ++s.a.a;
34     return *this;
35   }
36 };
37 
38 // CHECK: #pragma omp parallel for private(this->a) private(this->a) private(this->S::a)
39 // CHECK: #pragma omp parallel for private(this->a) private(this->a) private(T::a)
40 // CHECK: #pragma omp parallel for private(this->a) private(this->a)
41 
42 class S8 : public S7<S> {
43   S8() {}
44 
45 public:
46   S8(int v) : S7<S>(v){
47 #pragma omp parallel for private(a) private(this->a) private(S7<S>::a)
48     for (int k = 0; k < a.a; ++k)
49       ++this->a.a;
50   }
51   S8 &operator=(S8 &s) {
52 #pragma omp parallel for private(a) private(this->a)
53     for (int k = 0; k < s.a.a; ++k)
54       ++s.a.a;
55     return *this;
56   }
57 };
58 
59 // CHECK: #pragma omp parallel for private(this->a) private(this->a) private(this->S7<S>::a)
60 // CHECK: #pragma omp parallel for private(this->a) private(this->a)
61 
62 template <class T, int N>
63 T tmain(T argc) {
64   T b = argc, c, d, e, f, h;
65   static T a;
66 // CHECK: static T a;
67   static T g;
68 #pragma omp threadprivate(g)
69 #pragma omp parallel for schedule(dynamic) default(none) copyin(g) linear(a)
70   // CHECK: #pragma omp parallel for schedule(dynamic) default(none) copyin(g) linear(a)
71   for (int i = 0; i < 2; ++i)
72     a = 2;
73 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
74 // CHECK-NEXT: a = 2;
75 #pragma omp parallel for private(argc, b), firstprivate(c, d), lastprivate(d, f) collapse(N) schedule(static, N) ordered(N) if (parallel :argc) num_threads(N) default(shared) shared(e) reduction(+ : h)
76   for (int i = 0; i < 2; ++i)
77     for (int j = 0; j < 2; ++j)
78       for (int j = 0; j < 2; ++j)
79         for (int j = 0; j < 2; ++j)
80           for (int j = 0; j < 2; ++j)
81   for (int i = 0; i < 2; ++i)
82     for (int j = 0; j < 2; ++j)
83       for (int j = 0; j < 2; ++j)
84         for (int j = 0; j < 2; ++j)
85           for (int j = 0; j < 2; ++j)
86             foo();
87   // CHECK-NEXT: #pragma omp parallel for private(argc,b) firstprivate(c,d) lastprivate(d,f) collapse(N) schedule(static, N) ordered(N) if(parallel: argc) num_threads(N) default(shared) shared(e) reduction(+: h)
88   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
89   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
90   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
91   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
92   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
93   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
94   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
95   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
96   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
97   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
98   // CHECK-NEXT: foo();
99   return T();
100 }
101 
102 int main(int argc, char **argv) {
103   int b = argc, c, d, e, f, h;
104   static int a;
105 // CHECK: static int a;
106   static float g;
107 #pragma omp threadprivate(g)
108 #pragma omp parallel for schedule(guided, argc) default(none) copyin(g) linear(a)
109   // CHECK: #pragma omp parallel for schedule(guided, argc) default(none) copyin(g) linear(a)
110   for (int i = 0; i < 2; ++i)
111     a = 2;
112 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
113 // CHECK-NEXT: a = 2;
114 #pragma omp parallel for private(argc, b), firstprivate(argv, c), lastprivate(d, f) collapse(2) schedule(auto) ordered if (argc) num_threads(a) default(shared) shared(e) reduction(+ : h) linear(a:-5)
115   for (int i = 0; i < 10; ++i)
116     for (int j = 0; j < 10; ++j)
117       foo();
118   // CHECK-NEXT: #pragma omp parallel for private(argc,b) firstprivate(argv,c) lastprivate(d,f) collapse(2) schedule(auto) ordered if(argc) num_threads(a) default(shared) shared(e) reduction(+: h) linear(a: -5)
119  // CHECK-NEXT: for (int i = 0; i < 10; ++i)
120   // CHECK-NEXT: for (int j = 0; j < 10; ++j)
121   // CHECK-NEXT: foo();
122   return (tmain<int, 5>(argc) + tmain<char, 1>(argv[0][0]));
123 }
124 
125 #endif
126