1// RUN: %clang_cc1 -verify -fopenmp %s
2
3void foo() {
4}
5
6bool foobool(int argc) {
7  return argc;
8}
9
10struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
11extern S1 a;
12class S2 {
13  mutable int a;
14
15public:
16  S2() : a(0) {}
17};
18const S2 b;
19const S2 ba[5];
20class S3 {
21  int a;
22
23public:
24  S3() : a(0) {}
25};
26const S3 ca[5];
27class S4 {
28  int a;
29  S4(); // expected-note {{implicitly declared private here}}
30
31public:
32  S4(int v) : a(v) {
33#pragma omp parallel sections private(a) private(this->a)
34    {
35      for (int k = 0; k < v; ++k)
36        ++this->a;
37    }
38  }
39};
40class S5 {
41  int a;
42  S5() : a(0) {} // expected-note {{implicitly declared private here}}
43
44public:
45  S5(int v) : a(v) {}
46  S5 &operator=(S5 &s) {
47#pragma omp parallel sections private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
48    {
49      for (int k = 0; k < s.a; ++k)
50        ++s.a;
51    }
52    return *this;
53  }
54};
55
56template <typename T>
57class S6 {
58public:
59  T a;
60
61  S6() : a(0) {}
62  S6(T v) : a(v) {
63#pragma omp parallel sections private(a) private(this->a)
64    {
65      for (int k = 0; k < v; ++k)
66        ++this->a;
67    }
68  }
69  S6 &operator=(S6 &s) {
70#pragma omp parallel sections private(a) private(this->a) private(s.a) // expected-error {{expected variable name or data member of current class}}
71    {
72      for (int k = 0; k < s.a; ++k)
73        ++s.a;
74    }
75    return *this;
76  }
77};
78
79template <typename T>
80class S7 : public T {
81  T a;
82  S7() : a(0) {}
83
84public:
85  S7(T v) : a(v) {
86#pragma omp parallel sections private(a) private(this->a) private(T::a)
87    {
88      for (int k = 0; k < a.a; ++k)
89        ++this->a.a;
90    }
91  }
92  S7 &operator=(S7 &s) {
93#pragma omp parallel sections private(a) private(this->a) private(s.a) private(s.T::a) // expected-error 2 {{expected variable name or data member of current class}}
94    {
95      for (int k = 0; k < s.a.a; ++k)
96        ++s.a.a;
97    }
98    return *this;
99  }
100};
101
102S3 h;
103#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
104
105template <class I, class C>
106int foomain(I argc, C **argv) {
107  I e(4);
108  I g(5);
109  int i;
110  int &j = i;
111#pragma omp parallel sections private // expected-error {{expected '(' after 'private'}}
112  {
113    foo();
114  }
115#pragma omp parallel sections private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
116  {
117    foo();
118  }
119#pragma omp parallel sections private() // expected-error {{expected expression}}
120  {
121    foo();
122  }
123#pragma omp parallel sections private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
124  {
125    foo();
126  }
127#pragma omp parallel sections private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
128  {
129    foo();
130  }
131#pragma omp parallel sections private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
132  {
133    foo();
134  }
135#pragma omp parallel sections private(argc)
136  {
137    foo();
138  }
139#pragma omp parallel sections private(S1) // expected-error {{'S1' does not refer to a value}}
140  {
141    foo();
142  }
143#pragma omp parallel sections private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
144  {
145    foo();
146  }
147#pragma omp parallel sections private(argv[1]) // expected-error {{expected variable name}}
148  {
149    foo();
150  }
151#pragma omp parallel sections private(e, g)
152  {
153    foo();
154  }
155#pragma omp parallel sections private(h) // expected-error {{threadprivate or thread local variable cannot be private}}
156  {
157    foo();
158  }
159#pragma omp parallel sections copyprivate(h) // expected-error {{unexpected OpenMP clause 'copyprivate' in directive '#pragma omp parallel sections'}}
160  {
161    foo();
162  }
163#pragma omp parallel
164  {
165    int v = 0;
166    int i;
167#pragma omp parallel sections private(i)
168    {
169      foo();
170    }
171    v += i;
172  }
173#pragma omp parallel shared(i)
174#pragma omp parallel private(i)
175#pragma omp parallel sections private(j)
176  {
177    foo();
178  }
179#pragma omp parallel sections private(i)
180  {
181    foo();
182  }
183  return 0;
184}
185
186namespace A {
187double x;
188#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
189}
190namespace B {
191using A::x;
192}
193
194int main(int argc, char **argv) {
195  S4 e(4);
196  S5 g(5);
197  S6<float> s6(0.0) , s6_0(1.0);
198  S7<S6<float> > s7(0.0) , s7_0(1.0);
199  int i;
200  int &j = i;
201#pragma omp parallel sections private // expected-error {{expected '(' after 'private'}}
202  {
203    foo();
204  }
205#pragma omp parallel sections private( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
206  {
207    foo();
208  }
209#pragma omp parallel sections private() // expected-error {{expected expression}}
210  {
211    foo();
212  }
213#pragma omp parallel sections private(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
214  {
215    foo();
216  }
217#pragma omp parallel sections private(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
218  {
219    foo();
220  }
221#pragma omp parallel sections private(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
222  {
223    foo();
224  }
225#pragma omp parallel sections private(argc)
226  {
227    foo();
228  }
229#pragma omp parallel sections private(S1) // expected-error {{'S1' does not refer to a value}}
230  {
231    foo();
232  }
233#pragma omp parallel sections private(a, b) // expected-error {{private variable with incomplete type 'S1'}}
234  {
235    foo();
236  }
237#pragma omp parallel sections private(argv[1]) // expected-error {{expected variable name}}
238  {
239    foo();
240  }
241#pragma omp parallel sections private(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
242  {
243    foo();
244  }
245#pragma omp parallel sections private(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be private}}
246  {
247    foo();
248  }
249#pragma omp parallel sections copyprivate(h) // expected-error {{unexpected OpenMP clause 'copyprivate' in directive '#pragma omp parallel sections'}}
250  {
251    foo();
252  }
253#pragma omp parallel
254  {
255    int i;
256#pragma omp parallel sections private(i)
257    {
258      foo();
259    }
260  }
261#pragma omp parallel shared(i)
262#pragma omp parallel private(i)
263#pragma omp parallel sections private(j)
264  {
265    foo();
266  }
267#pragma omp parallel sections private(i)
268  {
269    foo();
270  }
271  static int m;
272#pragma omp parallel sections private(m)
273  {
274    foo();
275  }
276
277  s6 = s6_0; // expected-note {{in instantiation of member function 'S6<float>::operator=' requested here}}
278  s7 = s7_0; // expected-note {{in instantiation of member function 'S7<S6<float> >::operator=' requested here}}
279  return foomain(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
280}
281
282