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