1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 150 -o - %s
2 // RUN: %clang_cc1 -verify -fopenmp -std=c++98 -ferror-limit 150 -o - %s
3 // RUN: %clang_cc1 -verify -fopenmp -std=c++11 -ferror-limit 150 -o - %s
4 
foo()5 void foo() {
6 }
7 
foobool(int argc)8 bool foobool(int argc) {
9   return argc;
10 }
11 
12 struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}
13 extern S1 a;
14 class S2 {
15   mutable int a;
operator +(const S2 & arg)16   S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}
17 
18 public:
S2()19   S2() : a(0) {}
S2(S2 & s2)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 };
24 const float S2::S2sc = 0; // expected-note 2 {{'S2sc' defined here}}
25 S2 b;                     // expected-note 3 {{'b' defined here}}
26 const S2 ba[5];           // expected-note 2 {{'ba' defined here}}
27 class S3 {
28   int a;
29 
30 public:
31   int b;
S3()32   S3() : a(0) {}
S3(const S3 & s3)33   S3(const S3 &s3) : a(s3.a) {}
operator +(const S3 & arg1)34   S3 operator+(const S3 &arg1) { return arg1; }
35 };
operator +(const S3 & arg1,const S3 & arg2)36 int operator+(const S3 &arg1, const S3 &arg2) { return 5; }
37 S3 c;               // expected-note 3 {{'c' defined here}}
38 const S3 ca[5];     // expected-note 2 {{'ca' defined here}}
39 extern const int f; // expected-note 4 {{'f' declared here}}
40 class S4 {
41   int a;
42   S4(); // expected-note {{implicitly declared private here}}
43   S4(const S4 &s4);
operator +(const S4 & arg)44   S4 &operator+(const S4 &arg) { return (*this); }
45 
46 public:
S4(int v)47   S4(int v) : a(v) {}
48 };
operator &=(S4 & arg1,S4 & arg2)49 S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }
50 class S5 {
51   int a;
S5()52   S5() : a(0) {} // expected-note {{implicitly declared private here}}
S5(const S5 & s5)53   S5(const S5 &s5) : a(s5.a) {}
54   S5 &operator+(const S5 &arg);
55 
56 public:
S5(int v)57   S5(int v) : a(v) {}
58 };
59 class 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 
65 public:
S6()66   S6() : a(6) {}
operator int()67   operator int() { return 6; }
68 } o;
69 
70 S3 h, k;
71 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
72 
73 template <class T>       // expected-note {{declared here}}
tmain(T argc)74 T 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
86 #pragma omp distribute simd reduction // expected-error {{expected '(' after 'reduction'}}
87   for (int i = 0; i < 10; ++i)
88     foo();
89 #pragma omp target
90 #pragma omp teams
91 #pragma omp distribute simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp distribute simd' are ignored}}
92   for (int i = 0; i < 10; ++i)
93     foo();
94 #pragma omp target
95 #pragma omp teams
96 #pragma omp distribute simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
97   for (int i = 0; i < 10; ++i)
98     foo();
99 #pragma omp target
100 #pragma omp teams
101 #pragma omp distribute simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
102   for (int i = 0; i < 10; ++i)
103     foo();
104 #pragma omp target
105 #pragma omp teams
106 #pragma omp distribute simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
107   for (int i = 0; i < 10; ++i)
108     foo();
109 #pragma omp target
110 #pragma omp teams
111 #pragma omp distribute simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
112   for (int i = 0; i < 10; ++i)
113     foo();
114 #pragma omp target
115 #pragma omp teams
116 #pragma omp distribute simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
117   for (int i = 0; i < 10; ++i)
118     foo();
119 #pragma omp target
120 #pragma omp teams
121 #pragma omp distribute simd reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}
122   for (int i = 0; i < 10; ++i)
123     foo();
124 #pragma omp target
125 #pragma omp teams
126 #pragma omp distribute 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')}}
127   for (int i = 0; i < 10; ++i)
128     foo();
129 #pragma omp target
130 #pragma omp teams
131 #pragma omp distribute simd reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}
132   for (int i = 0; i < 10; ++i)
133     foo();
134 #pragma omp target
135 #pragma omp teams
136 #pragma omp distribute 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'}}
137   for (int i = 0; i < 10; ++i)
138     foo();
139 #pragma omp target
140 #pragma omp teams
141 #pragma omp distribute simd reduction(&& : argc)
142   for (int i = 0; i < 10; ++i)
143     foo();
144 #pragma omp target
145 #pragma omp teams
146 #pragma omp distribute simd reduction(^ : T) // expected-error {{'T' does not refer to a value}}
147   for (int i = 0; i < 10; ++i)
148     foo();
149 #pragma omp target
150 #pragma omp teams
151 #pragma omp distribute 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'}}
152   for (int i = 0; i < 10; ++i)
153     foo();
154 #pragma omp target
155 #pragma omp teams
156 #pragma omp distribute 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}}
157   for (int i = 0; i < 10; ++i)
158     foo();
159 #pragma omp target
160 #pragma omp teams
161 #pragma omp distribute simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
162   for (int i = 0; i < 10; ++i)
163     foo();
164 #pragma omp target
165 #pragma omp teams
166 #pragma omp distribute simd reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
167   for (int i = 0; i < 10; ++i)
168     foo();
169 #pragma omp target
170 #pragma omp teams
171 #pragma omp distribute simd reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
172   for (int i = 0; i < 10; ++i)
173     foo();
174 #pragma omp target
175 #pragma omp teams
176 #pragma omp distribute simd reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}} expected-error {{const-qualified list item cannot be reduction}}
177   for (int i = 0; i < 10; ++i)
178     foo();
179 #pragma omp target
180 #pragma omp teams
181 #pragma omp distribute simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
182   for (int i = 0; i < 10; ++i)
183     foo();
184 #pragma omp target
185 #pragma omp teams
186 #pragma omp distribute simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
187   for (int i = 0; i < 10; ++i)
188     foo();
189 #pragma omp target
190 #pragma omp teams
191 #pragma omp distribute simd reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
192   for (int i = 0; i < 10; ++i)
193     foo();
194 #pragma omp target
195 #pragma omp teams
196 #pragma omp distribute simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}
197   for (int i = 0; i < 10; ++i)
198     foo();
199 #pragma omp target
200 #pragma omp teams
201 #pragma omp distribute simd reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}
202   for (int i = 0; i < 10; ++i)
203     foo();
204 #pragma omp target
205 #pragma omp teams
206 #pragma omp distribute simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
207   for (int i = 0; i < 10; ++i)
208     foo();
209 #pragma omp parallel private(k)
210 #pragma omp target
211 #pragma omp teams
212 #pragma omp distribute simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
213   for (int i = 0; i < 10; ++i)
214     foo();
215 #pragma omp target
216 #pragma omp teams
217 #pragma omp distribute simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}
218   for (int i = 0; i < 10; ++i)
219     foo();
220 #pragma omp target
221 #pragma omp teams
222 #pragma omp distribute simd reduction(+ : r) // expected-error 2 {{const-qualified list item cannot be reduction}}
223   for (int i = 0; i < 10; ++i)
224     foo();
225 #pragma omp parallel shared(i)
226 #pragma omp parallel reduction(min : i)
227 #pragma omp target
228 #pragma omp teams
229 #pragma omp distribute simd reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
230   for (int i = 0; i < 10; ++i)
231     foo();
232 #pragma omp parallel private(fl)
233 #pragma omp target
234 #pragma omp teams
235 #pragma omp distribute simd reduction(+ : fl)
236   for (int i = 0; i < 10; ++i)
237     foo();
238 #pragma omp parallel reduction(* : fl)
239 #pragma omp target
240 #pragma omp teams
241 #pragma omp distribute simd reduction(+ : fl)
242   for (int i = 0; i < 10; ++i)
243     foo();
244 
245   return T();
246 }
247 
248 namespace A {
249 double x;
250 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
251 }
252 namespace B {
253 using A::x;
254 }
255 
main(int argc,char ** argv)256 int main(int argc, char **argv) {
257   const int d = 5;       // expected-note 2 {{'d' defined here}}
258   const int da[5] = {0}; // expected-note {{'da' defined here}}
259   int qa[5] = {0};
260   S4 e(4);
261   S5 g(5);
262   int i;
263   int &j = i;                      // expected-note 2 {{'j' defined here}}
264   S3 &p = k;                       // expected-note 2 {{'p' defined here}}
265   const int &r = da[i];            // expected-note {{'r' defined here}}
266   int &q = qa[i];                  // expected-note {{'q' defined here}}
267   float fl;
268 #pragma omp target
269 #pragma omp teams
270 #pragma omp distribute simd reduction // expected-error {{expected '(' after 'reduction'}}
271   for (int i = 0; i < 10; ++i)
272     foo();
273 #pragma omp target
274 #pragma omp teams
275 #pragma omp distribute simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp distribute simd' are ignored}}
276   for (int i = 0; i < 10; ++i)
277     foo();
278 #pragma omp target
279 #pragma omp teams
280 #pragma omp distribute simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}
281   for (int i = 0; i < 10; ++i)
282     foo();
283 #pragma omp target
284 #pragma omp teams
285 #pragma omp distribute simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
286   for (int i = 0; i < 10; ++i)
287     foo();
288 #pragma omp target
289 #pragma omp teams
290 #pragma omp distribute simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
291   for (int i = 0; i < 10; ++i)
292     foo();
293 #pragma omp target
294 #pragma omp teams
295 #pragma omp distribute simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}
296   for (int i = 0; i < 10; ++i)
297     foo();
298 #pragma omp target
299 #pragma omp teams
300 #pragma omp distribute simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}
301   for (int i = 0; i < 10; ++i)
302     foo();
303 #pragma omp target
304 #pragma omp teams
305 #pragma omp distribute simd reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}
306   for (int i = 0; i < 10; ++i)
307     foo();
308 #pragma omp target
309 #pragma omp teams
310 #pragma omp distribute simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
311   for (int i = 0; i < 10; ++i)
312     foo();
313 #pragma omp target
314 #pragma omp teams
315 #pragma omp distribute simd reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}
316   for (int i = 0; i < 10; ++i)
317     foo();
318 #pragma omp target
319 #pragma omp teams
320 #pragma omp distribute simd reduction(~ : argc) // expected-error {{expected unqualified-id}}
321   for (int i = 0; i < 10; ++i)
322     foo();
323 #pragma omp target
324 #pragma omp teams
325 #pragma omp distribute simd reduction(&& : argc)
326   for (int i = 0; i < 10; ++i)
327     foo();
328 #pragma omp target
329 #pragma omp teams
330 #pragma omp distribute simd reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}
331   for (int i = 0; i < 10; ++i)
332     foo();
333 #pragma omp target
334 #pragma omp teams
335 #pragma omp distribute 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'}}
336   for (int i = 0; i < 10; ++i)
337     foo();
338 #pragma omp target
339 #pragma omp teams
340 #pragma omp distribute 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}}
341   for (int i = 0; i < 10; ++i)
342     foo();
343 #pragma omp target
344 #pragma omp teams
345 #pragma omp distribute simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}
346   for (int i = 0; i < 10; ++i)
347     foo();
348 #pragma omp target
349 #pragma omp teams
350 #pragma omp distribute simd reduction(+ : ba) // expected-error {{const-qualified list item cannot be reduction}}
351   for (int i = 0; i < 10; ++i)
352     foo();
353 #pragma omp target
354 #pragma omp teams
355 #pragma omp distribute simd reduction(* : ca) // expected-error {{const-qualified list item cannot be reduction}}
356   for (int i = 0; i < 10; ++i)
357     foo();
358 #pragma omp target
359 #pragma omp teams
360 #pragma omp distribute simd reduction(- : da) // expected-error {{const-qualified list item cannot be reduction}}
361   for (int i = 0; i < 10; ++i)
362     foo();
363 #pragma omp target
364 #pragma omp teams
365 #pragma omp distribute simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}
366   for (int i = 0; i < 10; ++i)
367     foo();
368 #pragma omp target
369 #pragma omp teams
370 #pragma omp distribute simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}
371   for (int i = 0; i < 10; ++i)
372     foo();
373 #pragma omp target
374 #pragma omp teams
375 #pragma omp distribute simd reduction(&& : S2::S2sc) // expected-error {{const-qualified list item cannot be reduction}}
376   for (int i = 0; i < 10; ++i)
377     foo();
378 #pragma omp target
379 #pragma omp teams
380 #pragma omp distribute 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')}}
381   for (int i = 0; i < 10; ++i)
382     foo();
383 #pragma omp target
384 #pragma omp teams
385 #pragma omp distribute simd reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}
386   for (int i = 0; i < 10; ++i)
387     foo();
388 #pragma omp target
389 #pragma omp teams
390 #pragma omp distribute simd reduction(+ : o) // expected-error {{no viable overloaded '='}}
391   for (int i = 0; i < 10; ++i)
392     foo();
393 #pragma omp target
394 #pragma omp teams
395 #pragma omp distribute simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
396   for (int i = 0; i < 10; ++i)
397     foo();
398 #pragma omp parallel private(k)
399 #pragma omp target
400 #pragma omp teams
401 #pragma omp distribute simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
402   for (int i = 0; i < 10; ++i)
403     foo();
404 #pragma omp target
405 #pragma omp teams
406 #pragma omp distribute simd reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}
407   for (int i = 0; i < 10; ++i)
408     foo();
409 #pragma omp target
410 #pragma omp teams
411 #pragma omp distribute simd reduction(+ : r) // expected-error {{const-qualified list item cannot be reduction}}
412   for (int i = 0; i < 10; ++i)
413     foo();
414 #pragma omp parallel shared(i)
415 #pragma omp parallel reduction(min : i)
416 #pragma omp target
417 #pragma omp teams
418 #pragma omp distribute simd reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}
419   for (int i = 0; i < 10; ++i)
420     foo();
421 #pragma omp parallel private(fl)
422 #pragma omp target
423 #pragma omp teams
424 #pragma omp distribute simd reduction(+ : fl)
425   for (int i = 0; i < 10; ++i)
426     foo();
427 #pragma omp parallel reduction(* : fl)
428 #pragma omp target
429 #pragma omp teams
430 #pragma omp distribute simd reduction(+ : fl)
431   for (int i = 0; i < 10; ++i)
432     foo();
433   static int m;
434 #pragma omp target
435 #pragma omp teams
436 #pragma omp distribute simd reduction(+ : m) // OK
437   for (int i = 0; i < 10; ++i)
438     m++;
439 
440   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}}
441 }
442