1// RUN: %clang_cc1 -verify -fopenmp %s
2// RUN: %clang_cc1 -verify -fopenmp -std=c++98 %s
3// RUN: %clang_cc1 -verify -fopenmp -std=c++11 %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 3 {{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 3 {{'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 3 {{'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 3 {{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 3 {{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 parallel
85#pragma omp for simd reduction // expected-error {{expected '(' after 'reduction'}}
86  for (int i = 0; i < 10; ++i)
87    foo();
88#pragma omp parallel
89#pragma omp for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}
90  for (int i = 0; i < 10; ++i)
91    foo();
92#pragma omp parallel
93#pragma omp for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
94  for (int i = 0; i < 10; ++i)
95    foo();
96#pragma omp parallel
97#pragma omp for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
98  for (int i = 0; i < 10; ++i)
99    foo();
100#pragma omp parallel
101#pragma omp for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
102  for (int i = 0; i < 10; ++i)
103    foo();
104#pragma omp parallel
105#pragma omp for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
106  for (int i = 0; i < 10; ++i)
107    foo();
108#pragma omp parallel
109#pragma omp for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
110  for (int i = 0; i < 10; ++i)
111    foo();
112#pragma omp parallel
113#pragma omp for simd reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
114  for (int i = 0; i < 10; ++i)
115    foo();
116#pragma omp parallel
117#pragma omp for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
118  for (int i = 0; i < 10; ++i)
119    foo();
120#pragma omp parallel
121#pragma omp for simd reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
122  for (int i = 0; i < 10; ++i)
123    foo();
124#pragma omp parallel
125#pragma omp for simd reduction(foo : argc) //expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}
126  for (int i = 0; i < 10; ++i)
127    foo();
128#pragma omp parallel
129#pragma omp for simd reduction(&& : argc)
130  for (int i = 0; i < 10; ++i)
131    foo();
132#pragma omp parallel
133#pragma omp for simd reduction(^ : T) // expected-error {{'T' does not refer to a value}}
134  for (int i = 0; i < 10; ++i)
135    foo();
136#pragma omp parallel
137#pragma omp for simd 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 2 {{'operator+' is a private member of 'S2'}}
138  for (int i = 0; i < 10; ++i)
139    foo();
140#pragma omp parallel
141#pragma omp for simd reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 4 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified list item cannot be reduction}}
142  for (int i = 0; i < 10; ++i)
143    foo();
144#pragma omp parallel
145#pragma omp for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
146  for (int i = 0; i < 10; ++i)
147    foo();
148#pragma omp parallel
149#pragma omp for simd reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
150  for (int i = 0; i < 10; ++i)
151    foo();
152#pragma omp parallel
153#pragma omp for simd reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
154  for (int i = 0; i < 10; ++i)
155    foo();
156#pragma omp parallel
157#pragma omp for simd reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} expected-error {{const-qualified list item cannot be reduction}}
158  for (int i = 0; i < 10; ++i)
159    foo();
160#pragma omp parallel
161#pragma omp for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
162  for (int i = 0; i < 10; ++i)
163    foo();
164#pragma omp parallel
165#pragma omp for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
166  for (int i = 0; i < 10; ++i)
167    foo();
168#pragma omp parallel
169#pragma omp for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
170  for (int i = 0; i < 10; ++i)
171    foo();
172#pragma omp parallel
173#pragma omp for simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
174  for (int i = 0; i < 10; ++i)
175    foo();
176#pragma omp parallel
177#pragma omp for simd reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
178  for (int i = 0; i < 10; ++i)
179    foo();
180#pragma omp parallel
181#pragma omp for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
182  for (int i = 0; i < 10; ++i)
183    foo();
184#pragma omp parallel private(k)
185#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
186  for (int i = 0; i < 10; ++i)
187    foo();
188#pragma omp parallel
189#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
190  for (int i = 0; i < 10; ++i)
191    foo();
192#pragma omp parallel
193#pragma omp for simd reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
194  for (int i = 0; i < 10; ++i)
195    foo();
196#pragma omp parallel shared(i)
197#pragma omp parallel reduction(min : i)
198#pragma omp for simd reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
199  for (int i = 0; i < 10; ++i)
200    foo();
201#pragma omp parallel private(fl)  // expected-note 2 {{defined as private}}
202#pragma omp for simd reduction(+ : fl) // expected-error 2 {{reduction variable must be shared}}
203  for (int i = 0; i < 10; ++i)
204    foo();
205#pragma omp parallel reduction(* : fl) // expected-note 2 {{defined as reduction}}
206#pragma omp for simd reduction(+ : fl)      // expected-error 2 {{reduction variable must be shared}}
207  for (int i = 0; i < 10; ++i)
208    foo();
209
210  return T();
211}
212
213namespace A {
214double x;
215#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
216}
217namespace B {
218using A::x;
219}
220
221int main(int argc, char **argv) {
222  const int d = 5;       // expected-note 2 {{'d' defined here}}
223  const int da[5] = {0}; // expected-note {{'da' defined here}}
224  int qa[5] = {0};
225  S4 e(4);
226  S5 g(5);
227  int i;
228  int &j = i;           // expected-note 2 {{'j' defined here}}
229  S3 &p = k;            // expected-note 2 {{'p' defined here}}
230  const int &r = da[i]; // expected-note {{'r' defined here}}
231  int &q = qa[i];       // expected-note {{'q' defined here}}
232  float fl;
233#pragma omp parallel
234#pragma omp for simd reduction // expected-error {{expected '(' after 'reduction'}}
235  for (int i = 0; i < 10; ++i)
236    foo();
237#pragma omp parallel
238#pragma omp for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}
239  for (int i = 0; i < 10; ++i)
240    foo();
241#pragma omp parallel
242#pragma omp for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
243  for (int i = 0; i < 10; ++i)
244    foo();
245#pragma omp parallel
246#pragma omp for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
247  for (int i = 0; i < 10; ++i)
248    foo();
249#pragma omp parallel
250#pragma omp for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
251  for (int i = 0; i < 10; ++i)
252    foo();
253#pragma omp parallel
254#pragma omp for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
255  for (int i = 0; i < 10; ++i)
256    foo();
257#pragma omp parallel
258#pragma omp for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
259  for (int i = 0; i < 10; ++i)
260    foo();
261#pragma omp parallel
262#pragma omp for simd reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
263  for (int i = 0; i < 10; ++i)
264    foo();
265#pragma omp parallel
266#pragma omp for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
267  for (int i = 0; i < 10; ++i)
268    foo();
269#pragma omp parallel
270#pragma omp for simd reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
271  for (int i = 0; i < 10; ++i)
272    foo();
273#pragma omp parallel
274#pragma omp for simd reduction(~ : argc) // expected-error {{expected unqualified-id}}
275  for (int i = 0; i < 10; ++i)
276    foo();
277#pragma omp parallel
278#pragma omp for simd reduction(&& : argc)
279  for (int i = 0; i < 10; ++i)
280    foo();
281#pragma omp parallel
282#pragma omp for simd reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
283  for (int i = 0; i < 10; ++i)
284    foo();
285#pragma omp parallel
286#pragma omp for simd 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'}}
287  for (int i = 0; i < 10; ++i)
288    foo();
289#pragma omp parallel
290#pragma omp for simd 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}}
291  for (int i = 0; i < 10; ++i)
292    foo();
293#pragma omp parallel
294#pragma omp for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
295  for (int i = 0; i < 10; ++i)
296    foo();
297#pragma omp parallel
298#pragma omp for simd reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
299  for (int i = 0; i < 10; ++i)
300    foo();
301#pragma omp parallel
302#pragma omp for simd reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
303  for (int i = 0; i < 10; ++i)
304    foo();
305#pragma omp parallel
306#pragma omp for simd reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}}
307  for (int i = 0; i < 10; ++i)
308    foo();
309#pragma omp parallel
310#pragma omp for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
311  for (int i = 0; i < 10; ++i)
312    foo();
313#pragma omp parallel
314#pragma omp for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
315  for (int i = 0; i < 10; ++i)
316    foo();
317#pragma omp parallel
318#pragma omp for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
319  for (int i = 0; i < 10; ++i)
320    foo();
321#pragma omp parallel
322#pragma omp for simd 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')}}
323  for (int i = 0; i < 10; ++i)
324    foo();
325#pragma omp parallel
326#pragma omp for simd reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
327  for (int i = 0; i < 10; ++i)
328    foo();
329#pragma omp parallel
330#pragma omp for simd reduction(+ : o) // expected-error {{no viable overloaded '='}}
331  for (int i = 0; i < 10; ++i)
332    foo();
333#pragma omp parallel
334#pragma omp for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
335  for (int i = 0; i < 10; ++i)
336    foo();
337#pragma omp parallel private(k)
338#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
339  for (int i = 0; i < 10; ++i)
340    foo();
341#pragma omp parallel
342#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
343  for (int i = 0; i < 10; ++i)
344    foo();
345#pragma omp parallel
346#pragma omp for simd reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
347  for (int i = 0; i < 10; ++i)
348    foo();
349#pragma omp parallel shared(i)
350#pragma omp parallel reduction(min : i)
351#pragma omp for simd reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
352  for (int i = 0; i < 10; ++i)
353    foo();
354#pragma omp parallel private(fl)  // expected-note {{defined as private}}
355#pragma omp for simd reduction(+ : fl) // expected-error {{reduction variable must be shared}}
356  for (int i = 0; i < 10; ++i)
357    foo();
358#pragma omp parallel reduction(* : fl) // expected-note {{defined as reduction}}
359#pragma omp for simd reduction(+ : fl)      // expected-error {{reduction variable must be shared}}
360  for (int i = 0; i < 10; ++i)
361    foo();
362  static int m;
363#pragma omp for simd reduction(+ : m)
364  for (int i = 0; i < 10; ++i)
365    m++;
366
367  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}}
368}
369