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   T &b;
23   typename T::type c:12;
24   typename T::type &d;
25   S7() : a(0), b(a), c(0), d(a.a) {}
26 
27 public:
28   S7(typename T::type v) : a(v), b(a), c(v), d(a.a) {
29 #pragma omp for private(a) private(this->a) private(T::a)
30     for (int k = 0; k < a.a; ++k)
31       ++this->a.a;
32 #pragma omp for lastprivate(a) lastprivate(this->a) lastprivate(T::a)
33     for (int k = 0; k < a.a; ++k)
34       ++this->a.a;
35 #pragma omp for linear(val(c))
36     for (int k = 0; k < a.a; ++k)
37       ++this->a.a;
38   }
39   S7 &operator=(S7 &s) {
40 #pragma omp for private(a) private(this->a)
41     for (int k = 0; k < s.a.a; ++k)
42       ++s.a.a;
43 #pragma omp for lastprivate(a) lastprivate(this->a)
44     for (int k = 0; k < s.a.a; ++k)
45       ++s.a.a;
46 #pragma omp for linear(uval(this->b))
47     for (int k = 0; k < s.a.a; ++k)
48       ++s.a.a;
49     return *this;
50   }
51 };
52 
53 // CHECK: #pragma omp for private(this->a) private(this->a) private(this->S::a)
54 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a) lastprivate(this->S::a)
55 // CHECK: #pragma omp for linear(val(this->c))
56 // CHECK: #pragma omp for private(this->a) private(this->a) private(T::a)
57 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a) lastprivate(T::a)
58 // CHECK: #pragma omp for linear(val(this->c))
59 // CHECK: #pragma omp for private(this->a) private(this->a)
60 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a)
61 // CHECK: #pragma omp for linear(uval(this->b))
62 
63 class S8 : public S7<S> {
64   S8() {}
65 
66 public:
67   S8(int v) : S7<S>(v){
68 #pragma omp for private(a) private(this->a) private(S7<S>::a)
69     for (int k = 0; k < a.a; ++k)
70       ++this->a.a;
71 #pragma omp for lastprivate(a) lastprivate(this->a) lastprivate(S7<S>::a)
72     for (int k = 0; k < a.a; ++k)
73       ++this->a.a;
74 #pragma omp for linear(ref(S7<S>::d))
75     for (int k = 0; k < a.a; ++k)
76       ++this->a.a;
77   }
78   S8 &operator=(S8 &s) {
79 #pragma omp for private(a) private(this->a)
80     for (int k = 0; k < s.a.a; ++k)
81       ++s.a.a;
82 #pragma omp for lastprivate(a) lastprivate(this->a)
83     for (int k = 0; k < s.a.a; ++k)
84       ++s.a.a;
85 #pragma omp for linear(this->c)
86     for (int k = 0; k < s.a.a; ++k)
87       ++s.a.a;
88     return *this;
89   }
90 };
91 
92 // CHECK: #pragma omp for private(this->a) private(this->a) private(this->S7<S>::a)
93 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a) lastprivate(this->S7<S>::a)
94 // CHECK: #pragma omp for linear(ref(this->S7<S>::d))
95 // CHECK: #pragma omp for private(this->a) private(this->a)
96 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a)
97 // CHECK: #pragma omp for linear(this->c)
98 
99 template <class T, int N>
100 T tmain(T argc) {
101   T b = argc, c, d, e, f, g;
102   static T a;
103 // CHECK: static T a;
104 #pragma omp for schedule(dynamic) linear(a)
105   // CHECK-NEXT: #pragma omp for schedule(dynamic) linear(a)
106   for (int i = 0; i < 2; ++i)
107     a = 2;
108 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
109 // CHECK-NEXT: a = 2;
110 #pragma omp parallel
111 #pragma omp for private(argc, b), firstprivate(c, d), lastprivate(d, f) collapse(N) schedule(static, N) ordered(N) nowait
112   for (int i = 0; i < 2; ++i)
113     for (int j = 0; j < 2; ++j)
114       for (int j = 0; j < 2; ++j)
115         for (int j = 0; j < 2; ++j)
116           for (int j = 0; j < 2; ++j)
117   for (int i = 0; i < 2; ++i)
118     for (int j = 0; j < 2; ++j)
119       for (int j = 0; j < 2; ++j)
120         for (int j = 0; j < 2; ++j)
121           for (int j = 0; j < 2; ++j)
122             foo();
123   // CHECK-NEXT: #pragma omp parallel
124   // CHECK-NEXT: #pragma omp for private(argc,b) firstprivate(c,d) lastprivate(d,f) collapse(N) schedule(static, N) ordered(N) nowait
125   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
126   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
127   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
128   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
129   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
130   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
131   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
132   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
133   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
134   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
135   // CHECK-NEXT: foo();
136   return T();
137 }
138 
139 int main(int argc, char **argv) {
140   int b = argc, c, d, e, f, g;
141   static int a;
142 // CHECK: static int a;
143 #pragma omp for schedule(guided, argc)
144   // CHECK-NEXT: #pragma omp for schedule(guided, argc)
145   for (int i = 0; i < 2; ++i)
146     a = 2;
147 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
148 // CHECK-NEXT: a = 2;
149 #pragma omp parallel
150 #pragma omp for private(argc, b), firstprivate(argv, c), lastprivate(d, f) collapse(2) schedule(auto) ordered nowait linear(g:-1)
151   for (int i = 0; i < 10; ++i)
152     for (int j = 0; j < 10; ++j)
153       foo();
154   // CHECK-NEXT: #pragma omp parallel
155   // CHECK-NEXT: #pragma omp for private(argc,b) firstprivate(argv,c) lastprivate(d,f) collapse(2) schedule(auto) ordered nowait linear(g: -1)
156   // CHECK-NEXT: for (int i = 0; i < 10; ++i)
157   // CHECK-NEXT: for (int j = 0; j < 10; ++j)
158   // CHECK-NEXT: foo();
159   char buf[9] = "01234567";
160   char *p, *q;
161 #pragma omp parallel
162 #pragma omp for
163   for (p = buf; p < &buf[8]; p++)
164     for (q = &buf[0]; q <= buf + 7; q++)
165       foo();
166   // CHECK: #pragma omp parallel
167   // CHECK-NEXT: #pragma omp for
168   // CHECK-NEXT: for (p = buf; p < &buf[8]; p++)
169   // CHECK-NEXT: for (q = &buf[0]; q <= buf + 7; q++)
170   // CHECK-NEXT: foo();
171   return (tmain<int, 5>(argc) + tmain<char, 1>(argv[0][0]));
172 }
173 
174 #endif
175