1// RUN: %clang_cc1 -verify -fopenmp %s
2
3struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
4extern S1 a;
5class S2 {
6  mutable int a;
7
8public:
9  S2() : a(0) {}
10};
11const S2 b;
12const S2 ba[5];
13class S3 {
14  int a;
15
16public:
17  S3() : a(0) {}
18};
19const S3 ca[5];
20class S4 {
21  int a;
22  S4(); // expected-note {{implicitly declared private here}}
23
24public:
25  S4(int v) : a(v) {
26#pragma omp target private(a) private(this->a)
27    for (int k = 0; k < v; ++k)
28      ++this->a;
29  }
30};
31class S5 {
32  int a;
33  S5() : a(0) {} // expected-note {{implicitly declared private here}}
34
35public:
36  S5(int v) : a(v) {}
37  S5 &operator=(S5 &s) {
38#pragma omp target private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
39    for (int k = 0; k < s.a; ++k)
40      ++s.a;
41    return *this;
42  }
43};
44
45template <typename T>
46class S6 {
47public:
48  T a;
49
50  S6() : a(0) {}
51  S6(T v) : a(v) {
52#pragma omp target private(a) private(this->a)
53    for (int k = 0; k < v; ++k)
54      ++this->a;
55  }
56  S6 &operator=(S6 &s) {
57#pragma omp target private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
58    for (int k = 0; k < s.a; ++k)
59      ++s.a;
60    return *this;
61  }
62};
63
64template <typename T>
65class S7 : public T {
66  T a;
67  S7() : a(0) {}
68
69public:
70  S7(T v) : a(v) {
71#pragma omp target private(a) private(this->a) private(T::a)
72    for (int k = 0; k < a.a; ++k)
73      ++this->a.a;
74  }
75  S7 &operator=(S7 &s) {
76#pragma omp target private(a) private(this->a) private(s.a) private(s.T::a) // expected-error 2 {{expected variable name or data member of current class}}
77    for (int k = 0; k < s.a.a; ++k)
78      ++s.a.a;
79    return *this;
80  }
81};
82
83S3 h;
84#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
85
86template <class I, class C>
87int foomain(I argc, C **argv) {
88  I e(4);
89  I g(5);
90  int i;
91  int &j = i;
92#pragma omp target private // expected-error {{expected '(' after 'private'}}
93{}
94#pragma omp target private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
95{}
96#pragma omp target private() // expected-error {{expected expression}}
97{}
98#pragma omp target private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
99{}
100#pragma omp target private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
101{}
102#pragma omp target private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
103{}
104#pragma omp target private(argc)
105{}
106#pragma omp target private(S1) // expected-error {{'S1' does not refer to a value}}
107{}
108#pragma omp target private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
109{}
110#pragma omp target private(argv[1]) // expected-error {{expected variable name}}
111{}
112#pragma omp target private(e, g)
113{}
114#pragma omp target private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
115{}
116#pragma omp target shared(i) // expected-error {{unexpected OpenMP clause 'shared' in directive '#pragma omp target'}}
117#pragma omp parallel
118  {
119    int v = 0;
120    int i;
121  }
122#pragma omp parallel shared(i)
123#pragma omp parallel private(i)
124#pragma omp target private(j)
125{}
126#pragma omp target private(i)
127  {}
128  return 0;
129}
130
131void bar(S4 a[2]) {
132#pragma omp parallel
133#pragma omp target private(a)
134  {}
135}
136
137namespace A {
138double x;
139#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
140}
141namespace B {
142using A::x;
143}
144
145int main(int argc, char **argv) {
146  S4 e(4);
147  S5 g(5);
148  S6<float> s6(0.0) , s6_0(1.0);
149  S7<S6<float> > s7(0.0) , s7_0(1.0);
150  int i;
151  int &j = i;
152#pragma omp target private // expected-error {{expected '(' after 'private'}}
153{}
154#pragma omp target private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
155{}
156#pragma omp target private() // expected-error {{expected expression}}
157{}
158#pragma omp target private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
159{}
160#pragma omp target private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
161{}
162#pragma omp target private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
163{}
164#pragma omp target private(argc)
165{}
166#pragma omp target private(S1) // expected-error {{'S1' does not refer to a value}}
167{}
168#pragma omp target private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
169{}
170#pragma omp target private(argv[1]) // expected-error {{expected variable name}}
171{}
172#pragma omp target private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
173{}
174#pragma omp target private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
175{}
176#pragma omp target private(B::x) // expected-error {{threadprivate or thread local variable cannot be private}}
177{}
178#pragma omp target shared(i) // expected-error {{unexpected OpenMP clause 'shared' in directive '#pragma omp target'}}
179#pragma omp parallel
180  {
181    int i;
182  }
183#pragma omp parallel shared(i)
184#pragma omp parallel private(i)
185#pragma omp target private(j)
186{}
187#pragma omp target private(i)
188  {}
189  static int si;
190#pragma omp target private(si) // OK
191  {}
192#pragma omp target map(i) private(i) // expected-error {{private variable cannot be in a map clause in '#pragma omp target' directive}}
193  {}
194  s6 = s6_0; // expected-note {{in instantiation of member function 'S6<float>::operator=' requested here}}
195  s7 = s7_0; // expected-note {{in instantiation of member function 'S7<S6<float> >::operator=' requested here}}
196  return foomain(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
197}
198
199