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 
5 // RUN: %clang_cc1 -verify -fopenmp-simd -ast-print %s | FileCheck %s
6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -emit-pch -o %t %s
7 // RUN: %clang_cc1 -fopenmp-simd -std=c++11 -include-pch %t -fsyntax-only -verify %s -ast-print | FileCheck %s
8 // expected-no-diagnostics
9 
10 #ifndef HEADER
11 #define HEADER
12 
13 void foo() {}
14 
15 struct S {
16   S(): a(0) {}
17   S(int v) : a(v) {}
18   int a;
19   typedef int type;
20 };
21 
22 template <typename T>
23 class S7 : public T {
24 protected:
25   T a;
26   T &b;
27   typename T::type c:12;
28   typename T::type &d;
29   S7() : a(0), b(a), c(0), d(a.a) {}
30 
31 public:
32   S7(typename T::type v) : a(v), b(a), c(v), d(a.a) {
33 #pragma omp for private(a) private(this->a) private(T::a)
34     for (int k = 0; k < a.a; ++k)
35       ++this->a.a;
36 #pragma omp for lastprivate(a) lastprivate(this->a) lastprivate(T::a)
37     for (int k = 0; k < a.a; ++k)
38       ++this->a.a;
39 #pragma omp for linear(val(c))
40     for (int k = 0; k < a.a; ++k)
41       ++this->a.a;
42   }
43   S7 &operator=(S7 &s) {
44 #pragma omp for private(a) private(this->a)
45     for (int k = 0; k < s.a.a; ++k)
46       ++s.a.a;
47 #pragma omp for lastprivate(a) lastprivate(this->a)
48     for (int k = 0; k < s.a.a; ++k)
49       ++s.a.a;
50 #pragma omp for linear(uval(this->b))
51     for (int k = 0; k < s.a.a; ++k)
52       ++s.a.a;
53     return *this;
54   }
55 };
56 
57 // CHECK: #pragma omp for private(this->a) private(this->a) private(T::a)
58 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a) lastprivate(T::a)
59 // CHECK: #pragma omp for linear(val(this->c))
60 // CHECK: #pragma omp for private(this->a) private(this->a)
61 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a)
62 // CHECK: #pragma omp for linear(uval(this->b))
63 // CHECK: #pragma omp for private(this->a) private(this->a) private(this->S::a)
64 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a) lastprivate(this->S::a)
65 // CHECK: #pragma omp for linear(val(this->c))
66 
67 class S8 : public S7<S> {
68   S8() {}
69 
70 public:
71   S8(int v) : S7<S>(v){
72 #pragma omp for private(a) private(this->a) private(S7<S>::a)
73     for (int k = 0; k < a.a; ++k)
74       ++this->a.a;
75 #pragma omp for lastprivate(a) lastprivate(this->a) lastprivate(S7<S>::a)
76     for (int k = 0; k < a.a; ++k)
77       ++this->a.a;
78 #pragma omp for linear(ref(S7<S>::d))
79     for (int k = 0; k < a.a; ++k)
80       ++this->a.a;
81   }
82   S8 &operator=(S8 &s) {
83 #pragma omp for private(a) private(this->a)
84     for (int k = 0; k < s.a.a; ++k)
85       ++s.a.a;
86 #pragma omp for lastprivate(a) lastprivate(this->a)
87     for (int k = 0; k < s.a.a; ++k)
88       ++s.a.a;
89 #pragma omp for linear(this->c)
90     for (int k = 0; k < s.a.a; ++k)
91       ++s.a.a;
92     return *this;
93   }
94 };
95 
96 // CHECK: #pragma omp for private(this->a) private(this->a) private(this->S7<S>::a)
97 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a) lastprivate(this->S7<S>::a)
98 // CHECK: #pragma omp for linear(ref(this->S7<S>::d))
99 // CHECK: #pragma omp for private(this->a) private(this->a)
100 // CHECK: #pragma omp for lastprivate(this->a) lastprivate(this->a)
101 // CHECK: #pragma omp for linear(this->c)
102 
103 template <class T, int N>
104 T tmain(T argc) {
105   T b = argc, c, d, e, f, g;
106   static T a;
107 // CHECK: static T a;
108 #pragma omp for schedule(dynamic) linear(a)
109   // CHECK-NEXT: #pragma omp for schedule(dynamic) 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
115 #pragma omp for private(argc, b), firstprivate(c, d), lastprivate(d, f) collapse(N) schedule(static, N) ordered(N) nowait
116   for (int i = 0; i < 2; ++i)
117     for (int j = 0; j < 2; ++j)
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 i = 0; i < 2; ++i)
122     for (int j = 0; j < 2; ++j)
123       for (int j = 0; j < 2; ++j)
124         for (int j = 0; j < 2; ++j)
125           for (int j = 0; j < 2; ++j)
126             foo();
127   // CHECK-NEXT: #pragma omp parallel
128   // CHECK-NEXT: #pragma omp for private(argc,b) firstprivate(c,d) lastprivate(d,f) collapse(N) schedule(static, N) ordered(N) nowait
129   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
130   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
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 i = 0; i < 2; ++i)
135   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
136   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
137   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
138   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
139   // CHECK-NEXT: foo();
140   return T();
141 }
142 
143 int main(int argc, char **argv) {
144 // CHECK: int main(int argc, char **argv) {
145   int b = argc, c, d, e, f, g;
146   static int a;
147 // CHECK: static int a;
148 #pragma omp for schedule(guided, argc) reduction(+:argv[0][:1])
149   // CHECK-NEXT: #pragma omp for schedule(guided, argc) reduction(+: argv[0][:1])
150   for (int i = 0; i < 2; ++i)
151     a = 2;
152 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
153 // CHECK-NEXT: a = 2;
154 #pragma omp parallel
155 #pragma omp for private(argc, b), firstprivate(argv, c), lastprivate(d, f) collapse(2) schedule(auto) ordered nowait linear(g:-1)
156   for (int i = 0; i < 10; ++i)
157     for (int j = 0; j < 10; ++j)
158       foo();
159   // CHECK-NEXT: #pragma omp parallel
160   // CHECK-NEXT: #pragma omp for private(argc,b) firstprivate(argv,c) lastprivate(d,f) collapse(2) schedule(auto) ordered nowait linear(g: -1)
161   // CHECK-NEXT: for (int i = 0; i < 10; ++i)
162   // CHECK-NEXT: for (int j = 0; j < 10; ++j)
163   // CHECK-NEXT: foo();
164   char buf[9] = "01234567";
165   char *p, *q;
166 #pragma omp parallel
167 #pragma omp for
168   for (p = buf; p < &buf[8]; p++)
169     for (q = &buf[0]; q <= buf + 7; q++)
170       foo();
171   // CHECK: #pragma omp parallel
172   // CHECK-NEXT: #pragma omp for{{$}}
173   // CHECK-NEXT: for (p = buf; p < &buf[8]; p++)
174   // CHECK-NEXT: for (q = &buf[0]; q <= buf + 7; q++)
175   // CHECK-NEXT: foo();
176   return (tmain<int, 5>(argc) + tmain<char, 1>(argv[0][0]));
177 }
178 
179 #endif
180