1// RUN: %clang_cc1 -verify -fopenmp -o - %s
2// RUN: %clang_cc1 -verify -fopenmp -std=c++98 -o - %s
3// RUN: %clang_cc1 -verify -fopenmp -std=c++11 -o - %s
4
5void foo() {
6}
7
8bool foobool(int argc) {
9  return argc;
10}
11
12struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
13extern S1 a;
14class S2 {
15  mutable int a;
16  S2 &operator+(const S2 &arg) { return (*this); } // expected-note 4 {{implicitly declared private here}}
17
18public:
19  S2() : a(0) {}
20  S2(S2 &s2) : a(s2.a) {}
21  static float S2s; // expected-note 2 {{static data member is predetermined as shared}}
22  static const float S2sc;
23};
24const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}}
25S2 b;                     // expected-note 2 {{'b' defined here}}
26const S2 ba[5];           // expected-note 2 {{'ba' defined here}}
27class S3 {
28  int a;
29
30public:
31  int b;
32  S3() : a(0) {}
33  S3(const S3 &s3) : a(s3.a) {}
34  S3 operator+(const S3 &arg1) { return arg1; }
35};
36int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
37S3 c;               // expected-note 2 {{'c' defined here}}
38const S3 ca[5];     // expected-note 2 {{'ca' defined here}}
39extern const int f; // expected-note 4 {{'f' declared here}}
40class S4 {
41  int a;
42  S4(); // expected-note {{implicitly declared private here}}
43  S4(const S4 &s4);
44  S4 &operator+(const S4 &arg) { return (*this); }
45
46public:
47  S4(int v) : a(v) {}
48};
49S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
50class S5 {
51  int a;
52  S5() : a(0) {} // expected-note {{implicitly declared private here}}
53  S5(const S5 &s5) : a(s5.a) {}
54  S5 &operator+(const S5 &arg);
55
56public:
57  S5(int v) : a(v) {}
58};
59class S6 { // expected-note 2 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}
60#if __cplusplus >= 201103L // C++11 or later
61// expected-note@-2 2 {{candidate function (the implicit move assignment operator) not viable}}
62#endif
63  int a;
64
65public:
66  S6() : a(6) {}
67  operator int() { return 6; }
68} o;
69
70S3 h, k;
71#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
72
73template <class T>       // expected-note {{declared here}}
74T tmain(T argc) {
75  const T d = T();       // expected-note 4 {{'d' defined here}}
76  const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}
77  T qa[5] = {T()};
78  T i;
79  T &j = i;                    // expected-note 4 {{'j' defined here}}
80  S3 &p = k;                   // expected-note 2 {{'p' defined here}}
81  const T &r = da[(int)i];     // expected-note 2 {{'r' defined here}}
82  T &q = qa[(int)i];           // expected-note 2 {{'q' defined here}}
83  T fl;
84#pragma omp target
85#pragma omp teams reduction // expected-error {{expected '(' after 'reduction'}}
86  foo();
87#pragma omp target
88#pragma omp teams reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
89  foo();
90#pragma omp target
91#pragma omp teams reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
92  foo();
93#pragma omp target
94#pragma omp teams reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
95  foo();
96#pragma omp target
97#pragma omp teams reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
98  foo();
99#pragma omp target
100#pragma omp teams reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
101  foo();
102#pragma omp target
103#pragma omp teams reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
104  foo();
105#pragma omp target
106#pragma omp teams reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
107  foo();
108#pragma omp target
109#pragma omp teams reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
110  foo();
111#pragma omp target
112#pragma omp teams reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
113  foo();
114#pragma omp target
115#pragma omp teams reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
116  foo();
117#pragma omp target
118#pragma omp teams reduction(&& : argc)
119  foo();
120#pragma omp target
121#pragma omp teams reduction(^ : T) // expected-error {{'T' does not refer to a value}}
122  foo();
123#pragma omp target
124#pragma omp teams reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified list item cannot be reduction}} expected-error 3 {{'operator+' is a private member of 'S2'}}
125  foo();
126#pragma omp target
127#pragma omp teams reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified list item cannot be reduction}}
128  foo();
129#pragma omp target
130#pragma omp teams reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
131  foo();
132#pragma omp target
133#pragma omp teams reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
134  foo();
135#pragma omp target
136#pragma omp teams reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
137  foo();
138#pragma omp target
139#pragma omp teams reduction(- : da) // expected-error {{a reduction list item with array type 'const int [5]'}} expected-error {{a reduction list item with array type 'const float [5]'}}
140  foo();
141#pragma omp target
142#pragma omp teams reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
143  foo();
144#pragma omp target
145#pragma omp teams reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
146  foo();
147#pragma omp target
148#pragma omp teams reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
149  foo();
150#pragma omp target
151#pragma omp teams reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
152  foo();
153#pragma omp target
154#pragma omp teams reduction(+ : o) // expected-error {{no viable overloaded '='}}
155  foo();
156#pragma omp target
157#pragma omp teams private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
158  foo();
159#pragma omp parallel private(k)
160#pragma omp target
161#pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
162  foo();
163#pragma omp target
164#pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 3 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 3 {{previously referenced here}}
165  foo();
166#pragma omp target
167#pragma omp teams reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
168  foo();
169#pragma omp parallel shared(i)
170#pragma omp parallel reduction(min : i)
171#pragma omp target
172#pragma omp teams reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
173  foo();
174#pragma omp target
175#pragma omp teams
176#pragma omp parallel for private(fl)
177  for (int i = 0; i < 10; ++i)
178#pragma omp target
179#pragma omp teams reduction(+ : fl)
180    foo();
181#pragma omp target
182#pragma omp teams
183#pragma omp parallel for reduction(- : fl)
184  for (int i = 0; i < 10; ++i)
185#pragma omp target
186#pragma omp teams reduction(+ : fl)
187    foo();
188
189  return T();
190}
191
192namespace A {
193double x;
194#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
195}
196namespace B {
197using A::x;
198}
199
200int main(int argc, char **argv) {
201  const int d = 5;       // expected-note 2 {{'d' defined here}}
202  const int da[5] = {0}; // expected-note {{'da' defined here}}
203  int qa[5] = {0};
204  S4 e(4);
205  S5 g(5);
206  int i;
207  int &j = i;                  // expected-note 2 {{'j' defined here}}
208  S3 &p = k;                   // expected-note 2 {{'p' defined here}}
209  const int &r = da[i];        // expected-note {{'r' defined here}}
210  int &q = qa[i];              // expected-note {{'q' defined here}}
211  float fl;
212#pragma omp target
213#pragma omp teams reduction // expected-error {{expected '(' after 'reduction'}}
214  foo();
215#pragma omp target
216#pragma omp teams reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp teams' are ignored}}
217  foo();
218#pragma omp target
219#pragma omp teams reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
220  foo();
221#pragma omp target
222#pragma omp teams reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
223  foo();
224#pragma omp target
225#pragma omp teams reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
226  foo();
227#pragma omp target
228#pragma omp teams reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
229  foo();
230#pragma omp target
231#pragma omp teams reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
232  foo();
233#pragma omp target
234#pragma omp teams reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
235  foo();
236#pragma omp target
237#pragma omp teams reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
238  foo();
239#pragma omp target
240#pragma omp teams reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
241  foo();
242#pragma omp target
243#pragma omp teams reduction(~ : argc) // expected-error {{expected unqualified-id}}
244  foo();
245#pragma omp target
246#pragma omp teams reduction(&& : argc)
247  foo();
248#pragma omp target
249#pragma omp teams reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
250  foo();
251#pragma omp target
252#pragma omp teams reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified list item cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}}
253  foo();
254#pragma omp target
255#pragma omp teams reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified list item cannot be reduction}}
256  foo();
257#pragma omp target
258#pragma omp teams reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
259  foo();
260#pragma omp target
261#pragma omp teams reduction(+ : ba) // expected-error {{a reduction list item with array type 'const S2 [5]'}}
262  foo();
263#pragma omp target
264#pragma omp teams reduction(* : ca) // expected-error {{a reduction list item with array type 'const S3 [5]'}}
265  foo();
266#pragma omp target
267#pragma omp teams reduction(- : da) // expected-error {{a reduction list item with array type 'const int [5]'}}
268  foo();
269#pragma omp target
270#pragma omp teams reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
271  foo();
272#pragma omp target
273#pragma omp teams reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
274  foo();
275#pragma omp target
276#pragma omp teams reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
277  foo();
278#pragma omp target
279#pragma omp teams reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{invalid operands to binary expression ('S4' and 'S4')}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}
280  foo();
281#pragma omp target
282#pragma omp teams reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
283  foo();
284#pragma omp target
285#pragma omp teams reduction(+ : o) // expected-error {{no viable overloaded '='}}
286  foo();
287#pragma omp target
288#pragma omp teams private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
289  foo();
290#pragma omp parallel private(k)
291#pragma omp target
292#pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
293  foo();
294#pragma omp target
295#pragma omp teams reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
296  foo();
297#pragma omp target
298#pragma omp teams reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
299  foo();
300#pragma omp parallel shared(i)
301#pragma omp parallel reduction(min : i)
302#pragma omp target
303#pragma omp teams reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
304  foo();
305#pragma omp target
306#pragma omp teams
307#pragma omp parallel for private(fl)
308  for (int i = 0; i < 10; ++i)
309#pragma omp target
310#pragma omp teams reduction(+ : fl)
311    foo();
312#pragma omp target
313#pragma omp teams
314#pragma omp parallel for reduction(- : fl)
315  for (int i = 0; i < 10; ++i)
316#pragma omp target
317#pragma omp teams reduction(+ : fl)
318    foo();
319  static int m;
320#pragma omp target
321#pragma omp teams reduction(+ : m) // OK
322  foo();
323
324  return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}}
325}
326