1// RUN: %clang_cc1 -verify -fopenmp=libiomp5 %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  S2(S2 &s2) : a(s2.a) {}
18  static float S2s;
19  static const float S2sc;
20};
21const float S2::S2sc = 0;
22const S2 b;
23const S2 ba[5];
24class S3 {
25  int a;
26  S3 &operator=(const S3 &s3);
27
28public:
29  S3() : a(0) {}
30  S3(S3 &s3) : a(s3.a) {}
31};
32const S3 c;
33const S3 ca[5];
34extern const int f;
35class S4 { // expected-note 2 {{'S4' declared here}}
36  int a;
37  S4();
38  S4(const S4 &s4);
39
40public:
41  S4(int v) : a(v) {}
42};
43class S5 { // expected-note 4 {{'S5' declared here}}
44  int a;
45  S5(const S5 &s5) : a(s5.a) {}
46
47public:
48  S5() : a(0) {}
49  S5(int v) : a(v) {}
50};
51class S6 {
52  int a;
53  S6() : a(0) {}
54
55public:
56  S6(const S6 &s6) : a(s6.a) {}
57  S6(int v) : a(v) {}
58};
59
60S3 h;
61#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
62
63template <class I, class C>
64int foomain(int argc, char **argv) {
65  I e(4); // expected-note {{'e' defined here}}
66  C g(5); // expected-note 2 {{'g' defined here}}
67  int i;
68  int &j = i; // expected-note {{'j' defined here}}
69#pragma omp parallel
70#pragma omp for firstprivate // expected-error {{expected '(' after 'firstprivate'}}
71  for (int k = 0; k < argc; ++k)
72    ++k;
73#pragma omp parallel
74#pragma omp for firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
75  for (int k = 0; k < argc; ++k)
76    ++k;
77#pragma omp parallel
78#pragma omp for firstprivate() // expected-error {{expected expression}}
79  for (int k = 0; k < argc; ++k)
80    ++k;
81#pragma omp parallel
82#pragma omp for firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
83  for (int k = 0; k < argc; ++k)
84    ++k;
85#pragma omp parallel
86#pragma omp for firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
87  for (int k = 0; k < argc; ++k)
88    ++k;
89#pragma omp parallel
90#pragma omp for firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
91  for (int k = 0; k < argc; ++k)
92    ++k;
93#pragma omp parallel
94#pragma omp for firstprivate(argc)
95  for (int k = 0; k < argc; ++k)
96    ++k;
97#pragma omp parallel
98#pragma omp for firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
99  for (int k = 0; k < argc; ++k)
100    ++k;
101#pragma omp parallel
102#pragma omp for firstprivate(a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}
103  for (int k = 0; k < argc; ++k)
104    ++k;
105#pragma omp parallel
106#pragma omp for firstprivate(argv[1]) // expected-error {{expected variable name}}
107  for (int k = 0; k < argc; ++k)
108    ++k;
109#pragma omp parallel
110#pragma omp for firstprivate(e, g) // expected-error 2 {{firstprivate variable must have an accessible, unambiguous copy constructor}}
111  for (int k = 0; k < argc; ++k)
112    ++k;
113#pragma omp parallel
114#pragma omp for firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
115  for (int k = 0; k < argc; ++k)
116    ++k;
117#pragma omp parallel
118#pragma omp for linear(i) // expected-error {{unexpected OpenMP clause 'linear' in directive '#pragma omp for'}}
119  for (int k = 0; k < argc; ++k)
120    ++k;
121#pragma omp parallel
122  {
123    int v = 0;
124    int i;                      // expected-note {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for' directive into a parallel or another task region?}}
125#pragma omp for firstprivate(i) // expected-error {{private variable cannot be firstprivate}}
126    for (int k = 0; k < argc; ++k) {
127      i = k;
128      v += i;
129    }
130  }
131#pragma omp parallel shared(i)
132#pragma omp parallel private(i)
133#pragma omp for firstprivate(j) // expected-error {{arguments of OpenMP clause 'firstprivate' cannot be of reference type}}
134  for (int k = 0; k < argc; ++k)
135    ++k;
136#pragma omp parallel
137#pragma omp for firstprivate(i)
138  for (int k = 0; k < argc; ++k)
139    ++k;
140#pragma omp parallel
141#pragma omp for lastprivate(g) firstprivate(g) // expected-error {{firstprivate variable must have an accessible, unambiguous copy constructor}}
142  for (i = 0; i < argc; ++i)
143    foo();
144#pragma omp parallel private(i) // expected-note {{defined as private}}
145#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}
146  for (i = 0; i < argc; ++i)
147    foo();
148#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
149#pragma omp for firstprivate(i)       // expected-error {{firstprivate variable must be shared}}
150  for (i = 0; i < argc; ++i)
151    foo();
152  return 0;
153}
154
155int main(int argc, char **argv) {
156  const int d = 5;
157  const int da[5] = {0};
158  S4 e(4); // expected-note {{'e' defined here}}
159  S5 g(5); // expected-note 2 {{'g' defined here}}
160  S3 m;
161  S6 n(2);
162  int i;
163  int &j = i; // expected-note {{'j' defined here}}
164#pragma omp parallel
165#pragma omp for firstprivate // expected-error {{expected '(' after 'firstprivate'}}
166  for (i = 0; i < argc; ++i)
167    foo();
168#pragma omp parallel
169#pragma omp for firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
170  for (i = 0; i < argc; ++i)
171    foo();
172#pragma omp parallel
173#pragma omp for firstprivate() // expected-error {{expected expression}}
174  for (i = 0; i < argc; ++i)
175    foo();
176#pragma omp parallel
177#pragma omp for firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
178  for (i = 0; i < argc; ++i)
179    foo();
180#pragma omp parallel
181#pragma omp for firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
182  for (i = 0; i < argc; ++i)
183    foo();
184#pragma omp parallel
185#pragma omp for firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
186  for (i = 0; i < argc; ++i)
187    foo();
188#pragma omp parallel
189#pragma omp for firstprivate(argc)
190  for (i = 0; i < argc; ++i)
191    foo();
192#pragma omp parallel
193#pragma omp for firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
194  for (i = 0; i < argc; ++i)
195    foo();
196#pragma omp parallel
197#pragma omp for firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
198  for (i = 0; i < argc; ++i)
199    foo();
200#pragma omp parallel
201#pragma omp for firstprivate(argv[1]) // expected-error {{expected variable name}}
202  for (i = 0; i < argc; ++i)
203    foo();
204#pragma omp parallel
205#pragma omp for firstprivate(2 * 2) // expected-error {{expected variable name}}
206  for (i = 0; i < argc; ++i)
207    foo();
208#pragma omp parallel
209#pragma omp for firstprivate(ba) // OK
210  for (i = 0; i < argc; ++i)
211    foo();
212#pragma omp parallel
213#pragma omp for firstprivate(ca) // OK
214  for (i = 0; i < argc; ++i)
215    foo();
216#pragma omp parallel
217#pragma omp for firstprivate(da) // OK
218  for (i = 0; i < argc; ++i)
219    foo();
220  int xa;
221#pragma omp parallel
222#pragma omp for firstprivate(xa) // OK
223  for (i = 0; i < argc; ++i)
224    foo();
225#pragma omp parallel
226#pragma omp for firstprivate(S2::S2s) // OK
227  for (i = 0; i < argc; ++i)
228    foo();
229#pragma omp parallel
230#pragma omp for firstprivate(S2::S2sc) // OK
231  for (i = 0; i < argc; ++i)
232    foo();
233#pragma omp parallel
234#pragma omp for safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp for'}}
235  for (i = 0; i < argc; ++i)
236    foo();
237#pragma omp parallel
238#pragma omp for firstprivate(e, g) // expected-error 2 {{firstprivate variable must have an accessible, unambiguous copy constructor}}
239  for (i = 0; i < argc; ++i)
240    foo();
241#pragma omp parallel
242#pragma omp for firstprivate(m) // OK
243  for (i = 0; i < argc; ++i)
244    foo();
245#pragma omp parallel
246#pragma omp for firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
247  for (i = 0; i < argc; ++i)
248    foo();
249#pragma omp parallel
250#pragma omp for private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}
251  for (i = 0; i < argc; ++i)
252    foo();
253#pragma omp parallel
254#pragma omp for firstprivate(i) // expected-note {{defined as firstprivate}}
255  for (i = 0; i < argc; ++i)    // expected-error {{loop iteration variable in the associated loop of 'omp for' directive may not be firstprivate, predetermined as private}}
256    foo();
257#pragma omp parallel shared(xa)
258#pragma omp for firstprivate(xa) // OK: may be firstprivate
259  for (i = 0; i < argc; ++i)
260    foo();
261#pragma omp parallel
262#pragma omp for firstprivate(j) // expected-error {{arguments of OpenMP clause 'firstprivate' cannot be of reference type}}
263  for (i = 0; i < argc; ++i)
264    foo();
265#pragma omp parallel
266#pragma omp for lastprivate(g) firstprivate(g) // expected-error {{firstprivate variable must have an accessible, unambiguous copy constructor}}
267  for (i = 0; i < argc; ++i)
268    foo();
269#pragma omp parallel
270#pragma omp for lastprivate(n) firstprivate(n) // OK
271  for (i = 0; i < argc; ++i)
272    foo();
273#pragma omp parallel
274  {
275    int v = 0;
276    int i;                      // expected-note {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for' directive into a parallel or another task region?}}
277#pragma omp for firstprivate(i) // expected-error {{private variable cannot be firstprivate}}
278    for (int k = 0; k < argc; ++k) {
279      i = k;
280      v += i;
281    }
282  }
283#pragma omp parallel private(i) // expected-note {{defined as private}}
284#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}
285  for (i = 0; i < argc; ++i)
286    foo();
287#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
288#pragma omp for firstprivate(i)       // expected-error {{firstprivate variable must be shared}}
289  for (i = 0; i < argc; ++i)
290    foo();
291
292  return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
293}
294