1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 200 %s
2 // RUN: %clang_cc1 -DCCODE -verify -fopenmp -ferror-limit 200 -x c %s
3 #ifdef CCODE
4 void foo(int arg) {
5   const int n = 0;
6 
7   double marr[10][10][10];
8 
9   #pragma omp target map(marr[2][0:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
10   {}
11   #pragma omp target map(marr[:][0:][:])
12   {}
13   #pragma omp target map(marr[:][1:][:]) // expected-error {{array section does not specify contiguous storage}}
14   {}
15   #pragma omp target map(marr[:][n:][:])
16   {}
17 }
18 #else
19 template <typename T, int I>
20 struct SA {
21   static int ss;
22   #pragma omp threadprivate(ss) // expected-note {{defined as threadprivate or thread local}}
23   float a;
24   int b[12];
25   float *c;
26   T d;
27   float e[I];
28   T *f;
29   void func(int arg) {
30     #pragma omp target map(arg,a,d)
31     {}
32     #pragma omp target map(arg[2:2],a,d) // expected-error {{subscripted value is not an array or pointer}}
33     {}
34     #pragma omp target map(arg,a*2) // expected-error {{expected expression containing only member accesses and/or array sections based on named variables}}
35     {}
36     #pragma omp target map(arg,(c+1)[2]) // expected-error {{expected expression containing only member accesses and/or array sections based on named variables}}
37     {}
38     #pragma omp target map(arg,a[:2],d) // expected-error {{subscripted value is not an array or pointer}}
39     {}
40     #pragma omp target map(arg,a,d[:2]) // expected-error {{subscripted value is not an array or pointer}}
41     {}
42 
43     #pragma omp target map(to:ss) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
44     {}
45 
46     #pragma omp target map(to:b,e)
47     {}
48     #pragma omp target map(to:b,e) map(to:b) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
49     {}
50     #pragma omp target map(to:b[:2],e)
51     {}
52     #pragma omp target map(to:b,e[:])
53     {}
54     #pragma omp target map(b[-1:]) // expected-error {{array section must be a subset of the original array}}
55     {}
56     #pragma omp target map(b[:-1]) // expected-error {{section length is evaluated to a negative value -1}}
57     {}
58 
59     #pragma omp target map(always, tofrom: c,f)
60     {}
61     #pragma omp target map(always, tofrom: c[1:2],f)
62     {}
63     #pragma omp target map(always, tofrom: c,f[1:2])
64     {}
65     #pragma omp target map(always, tofrom: c[:],f)   // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
66     {}
67     #pragma omp target map(always, tofrom: c,f[:])   // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
68     {}
69     #pragma omp target map(always)   // expected-error {{use of undeclared identifier 'always'}}
70     {}
71     return;
72   }
73 };
74 
75 struct SB {
76   unsigned A;
77   unsigned B;
78   float Arr[100];
79   float *Ptr;
80   float *foo() {
81     return &Arr[0];
82   }
83 };
84 
85 struct SC {
86   unsigned A : 2;
87   unsigned B : 3;
88   unsigned C;
89   unsigned D;
90   float Arr[100];
91   SB S;
92   SB ArrS[100];
93   SB *PtrS;
94   SB *&RPtrS;
95   float *Ptr;
96 
97   SC(SB *&_RPtrS) : RPtrS(_RPtrS) {}
98 };
99 
100 union SD {
101   unsigned A;
102   float B;
103 };
104 
105 void SAclient(int arg) {
106   SA<int,123> s;
107   s.func(arg); // expected-note {{in instantiation of member function}}
108   double marr[10][10][10];
109   double marr2[5][10][1];
110   double mvla[5][arg][10];
111   double ***mptr;
112   const int n = 0;
113   const int m = 1;
114   double mvla2[5][arg][m+n+10];
115 
116   SB *p;
117 
118   SD u;
119   SC r(p),t(p);
120   #pragma omp target map(r)
121   {}
122   #pragma omp target map(marr[2][0:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
123   {}
124   #pragma omp target map(marr[:][0:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
125   {}
126   #pragma omp target map(marr[2][3][0:2])
127   {}
128   #pragma omp target map(marr[:][:][:])
129   {}
130   #pragma omp target map(marr[:2][:][:])
131   {}
132   #pragma omp target map(marr[arg:][:][:])
133   {}
134   #pragma omp target map(marr[arg:])
135   {}
136   #pragma omp target map(marr[arg:][:arg][:]) // correct if arg is the size of dimension 2
137   {}
138   #pragma omp target map(marr[:arg][:])
139   {}
140   #pragma omp target map(marr[:arg][n:])
141   {}
142   #pragma omp target map(marr[:][:arg][n:]) // correct if arg is the size of  dimension 2
143   {}
144   #pragma omp target map(marr[:][:m][n:]) // expected-error {{array section does not specify contiguous storage}}
145   {}
146   #pragma omp target map(marr[n:m][:arg][n:])
147   {}
148   #pragma omp target map(marr[:2][:1][:]) // expected-error {{array section does not specify contiguous storage}}
149   {}
150   #pragma omp target map(marr[:2][1:][:]) // expected-error {{array section does not specify contiguous storage}}
151   {}
152   #pragma omp target map(marr[:2][:][:1]) // expected-error {{array section does not specify contiguous storage}}
153   {}
154   #pragma omp target map(marr[:2][:][1:]) // expected-error {{array section does not specify contiguous storage}}
155   {}
156   #pragma omp target map(marr[:1][:2][:])
157   {}
158   #pragma omp target map(marr[:1][0][:])
159   {}
160   #pragma omp target map(marr[:arg][:2][:]) // correct if arg is 1
161   {}
162   #pragma omp target map(marr[:1][3:1][:2])
163   {}
164   #pragma omp target map(marr[:1][3:arg][:2]) // correct if arg is 1
165   {}
166   #pragma omp target map(marr[:1][3:2][:2]) // expected-error {{array section does not specify contiguous storage}}
167   {}
168   #pragma omp target map(marr[:2][:10][:])
169   {}
170   #pragma omp target map(marr[:2][:][:5+5])
171   {}
172   #pragma omp target map(marr[:2][2+2-4:][0:5+5])
173   {}
174 
175   #pragma omp target map(marr[:1][:2][0]) // expected-error {{array section does not specify contiguous storage}}
176   {}
177   #pragma omp target map(marr2[:1][:2][0])
178   {}
179 
180   #pragma omp target map(mvla[:1][:][0]) // correct if the size of dimension 2 is 1.
181   {}
182   #pragma omp target map(mvla[:2][:arg][:]) // correct if arg is the size of dimension 2.
183   {}
184   #pragma omp target map(mvla[:1][:2][0]) // expected-error {{array section does not specify contiguous storage}}
185    {}
186   #pragma omp target map(mvla[1][2:arg][:])
187   {}
188   #pragma omp target map(mvla[:1][:][:])
189   {}
190   #pragma omp target map(mvla2[:1][:2][:11])
191   {}
192   #pragma omp target map(mvla2[:1][:2][:10]) // expected-error {{array section does not specify contiguous storage}}
193   {}
194 
195   #pragma omp target map(mptr[:2][2+2-4:1][0:5+5]) // expected-error {{array section does not specify contiguous storage}}
196   {}
197   #pragma omp target map(mptr[:1][:2-1][2:4-3])
198   {}
199   #pragma omp target map(mptr[:1][:arg][2:4-3]) // correct if arg is 1.
200   {}
201   #pragma omp target map(mptr[:1][:2-1][0:2])
202   {}
203   #pragma omp target map(mptr[:1][:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
204   {}
205   #pragma omp target map(mptr[:1][:][0:2]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
206   {}
207   #pragma omp target map(mptr[:2][:1][0:2]) // expected-error {{array section does not specify contiguous storage}}
208   {}
209 
210   #pragma omp target map(r.ArrS[0].B)
211   {}
212   #pragma omp target map(r.ArrS[:1].B) // expected-error {{OpenMP array section is not allowed here}}
213   {}
214   #pragma omp target map(r.ArrS[:arg].B) // expected-error {{OpenMP array section is not allowed here}}
215   {}
216   #pragma omp target map(r.ArrS[0].Arr[1:23])
217   {}
218   #pragma omp target map(r.ArrS[0].Arr[1:arg])
219   {}
220   #pragma omp target map(r.ArrS[0].Arr[arg:23])
221   {}
222   #pragma omp target map(r.ArrS[0].Error) // expected-error {{no member named 'Error' in 'SB'}}
223   {}
224   #pragma omp target map(r.ArrS[0].A, r.ArrS[1].A) // expected-error {{multiple array elements associated with the same variable are not allowed in map clauses of the same construct}} expected-note {{used here}}
225   {}
226   #pragma omp target map(r.ArrS[0].A, t.ArrS[1].A)
227   {}
228   #pragma omp target map(r.PtrS[0], r.PtrS->B) // expected-error {{same pointer derreferenced in multiple different ways in map clause expressions}} expected-note {{used here}}
229   {}
230   #pragma omp target map(r.RPtrS[0], r.RPtrS->B) // expected-error {{same pointer derreferenced in multiple different ways in map clause expressions}} expected-note {{used here}}
231   {}
232   #pragma omp target map(r.S.Arr[:12])
233   {}
234   #pragma omp target map(r.S.foo()[:12]) // expected-error {{expected expression containing only member accesses and/or array sections based on named variables}}
235   {}
236   #pragma omp target map(r.C, r.D)
237   {}
238   #pragma omp target map(r.C, r.C) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
239   {}
240   #pragma omp target map(r.C) map(r.C) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
241   {}
242   #pragma omp target map(r.C, r.S)  // this would be an error only caught at runtime - Sema would have to make sure there is not way for the missing data between fields to be mapped somewhere else.
243   {}
244   #pragma omp target map(r, r.S)  // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
245   {}
246   #pragma omp target map(r.C, t.C)
247   {}
248   #pragma omp target map(r.A)   // expected-error {{bit fields cannot be used to specify storage in a 'map' clause}}
249   {}
250   #pragma omp target map(r.Arr)
251   {}
252   #pragma omp target map(r.Arr[3:5])
253   {}
254   #pragma omp target map(r.Ptr[3:5])
255   {}
256   #pragma omp target map(r.ArrS[3:5].A)   // expected-error {{OpenMP array section is not allowed here}}
257   {}
258   #pragma omp target map(r.ArrS[3:5].Arr[6:7])   // expected-error {{OpenMP array section is not allowed here}}
259   {}
260   #pragma omp target map(r.ArrS[3].Arr[6:7])
261   {}
262   #pragma omp target map(r.S.Arr[4:5])
263   {}
264   #pragma omp target map(r.S.Ptr[4:5])
265   {}
266   #pragma omp target map(r.S.Ptr[:])  // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
267   {}
268   #pragma omp target map((p+1)->A)  // expected-error {{expected expression containing only member accesses and/or array sections based on named variables}}
269   {}
270   #pragma omp target map(u.B)  // expected-error {{mapped storage cannot be derived from a union}}
271   {}
272 
273   #pragma omp target data map(to: r.C) //expected-note {{used here}}
274   {
275     #pragma omp target map(r.D)  // expected-error {{original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage}}
276     {}
277   }
278 
279   #pragma omp target data map(to: t.Ptr) //expected-note {{used here}}
280   {
281     #pragma omp target map(t.Ptr[:23])  // expected-error {{pointer cannot be mapped along with a section derived from itself}}
282     {}
283   }
284 
285   #pragma omp target data map(to: t.C, t.D)
286   {
287   #pragma omp target data map(to: t.C)
288   {
289     #pragma omp target map(t.D)
290     {}
291   }
292   }
293   #pragma omp target data map(marr[:][:][:])
294   {
295     #pragma omp target data map(marr)
296     {}
297   }
298 
299   #pragma omp target data map(to: t)
300   {
301   #pragma omp target data map(to: t.C)
302   {
303     #pragma omp target map(t.D)
304     {}
305   }
306   }
307 }
308 void foo() {
309 }
310 
311 bool foobool(int argc) {
312   return argc;
313 }
314 
315 struct S1; // expected-note 2 {{declared here}}
316 extern S1 a;
317 class S2 {
318   mutable int a;
319 public:
320   S2():a(0) { }
321   S2(S2 &s2):a(s2.a) { }
322   static float S2s; // expected-note 4 {{mappable type cannot contain static members}}
323   static const float S2sc; // expected-note 4 {{mappable type cannot contain static members}}
324 };
325 const float S2::S2sc = 0;
326 const S2 b;
327 const S2 ba[5];
328 class S3 {
329   int a;
330 public:
331   S3():a(0) { }
332   S3(S3 &s3):a(s3.a) { }
333 };
334 const S3 c;
335 const S3 ca[5];
336 extern const int f;
337 class S4 {
338   int a;
339   S4();
340   S4(const S4 &s4);
341 public:
342   S4(int v):a(v) { }
343 };
344 class S5 {
345   int a;
346   S5():a(0) {}
347   S5(const S5 &s5):a(s5.a) { }
348 public:
349   S5(int v):a(v) { }
350 };
351 
352 template <class T>
353 struct S6;
354 
355 template<>
356 struct S6<int>  // expected-note {{mappable type cannot be polymorphic}}
357 {
358    virtual void foo();
359 };
360 
361 S3 h;
362 #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
363 
364 typedef int from;
365 
366 template <typename T, int I> // expected-note {{declared here}}
367 T tmain(T argc) {
368   const T d = 5;
369   const T da[5] = { 0 };
370   S4 e(4);
371   S5 g(5);
372   T i, t[20];
373   T &j = i;
374   T *k = &j;
375   T x;
376   T y;
377   T to, tofrom, always;
378   const T (&l)[5] = da;
379 #pragma omp target map // expected-error {{expected '(' after 'map'}}
380   {}
381 #pragma omp target map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
382   {}
383 #pragma omp target map() // expected-error {{expected expression}}
384   {}
385 #pragma omp target map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
386   {}
387 #pragma omp target map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
388   {}
389 #pragma omp target map(to:) // expected-error {{expected expression}}
390   {}
391 #pragma omp target map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
392   {}
393 #pragma omp target map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
394   {}
395 #pragma omp target map(x)
396   foo();
397 #pragma omp target map(tofrom: t[:I])
398   foo();
399 #pragma omp target map(T: a) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}} expected-error {{incomplete type 'S1' where a complete type is required}}
400   foo();
401 #pragma omp target map(T) // expected-error {{'T' does not refer to a value}}
402   foo();
403 #pragma omp target map(I) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
404   foo();
405 #pragma omp target map(S2::S2s)
406   foo();
407 #pragma omp target map(S2::S2sc)
408   foo();
409 #pragma omp target map(x)
410   foo();
411 #pragma omp target map(to: x)
412   foo();
413 #pragma omp target map(to: to)
414   foo();
415 #pragma omp target map(to)
416   foo();
417 #pragma omp target map(to, x)
418   foo();
419 #pragma omp target data map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
420 #pragma omp target data map(tofrom: argc > 0 ? x : y) // expected-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
421 #pragma omp target data map(argc)
422 #pragma omp target data map(S1) // expected-error {{'S1' does not refer to a value}}
423 #pragma omp target data map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}} expected-error 2 {{type 'S2' is not mappable to target}}
424 #pragma omp target data map(ba) // expected-error 2 {{type 'S2' is not mappable to target}}
425 #pragma omp target data map(ca)
426 #pragma omp target data map(da)
427 #pragma omp target data map(S2::S2s)
428 #pragma omp target data map(S2::S2sc)
429 #pragma omp target data map(e, g)
430 #pragma omp target data map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
431 #pragma omp target data map(k) map(k) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
432 #pragma omp target map(k), map(k[:5]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}} expected-note 2 {{used here}}
433   foo();
434 #pragma omp target data map(da)
435 #pragma omp target map(da[:4])
436   foo();
437 #pragma omp target data map(k, j, l) // expected-note 2 {{used here}}
438 #pragma omp target data map(k[:4]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
439 #pragma omp target data map(j)
440 #pragma omp target map(l) map(l[:5]) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
441   foo();
442 #pragma omp target data map(k[:4], j, l[:5]) // expected-note 2 {{used here}}
443 #pragma omp target data map(k) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
444 #pragma omp target data map(j)
445 #pragma omp target map(l)
446   foo();
447 
448 #pragma omp target data map(always, tofrom: x)
449 #pragma omp target data map(always: x) // expected-error {{missing map type}}
450 #pragma omp target data map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always'}} expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
451 #pragma omp target data map(always, tofrom: always, tofrom, x)
452 #pragma omp target map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
453   foo();
454   return 0;
455 }
456 
457 int main(int argc, char **argv) {
458   const int d = 5;
459   const int da[5] = { 0 };
460   S4 e(4);
461   S5 g(5);
462   int i;
463   int &j = i;
464   int *k = &j;
465   S6<int> m;
466   int x;
467   int y;
468   int to, tofrom, always;
469   const int (&l)[5] = da;
470 #pragma omp target data map // expected-error {{expected '(' after 'map'}} expected-error {{expected at least one 'map' or 'use_device_ptr' clause for '#pragma omp target data'}}
471 #pragma omp target data map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
472 #pragma omp target data map() // expected-error {{expected expression}}
473 #pragma omp target data map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
474 #pragma omp target data map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
475 #pragma omp target data map(to:) // expected-error {{expected expression}}
476 #pragma omp target data map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
477 #pragma omp target data map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
478 #pragma omp target map(x)
479   foo();
480 #pragma omp target map(to: x)
481   foo();
482 #pragma omp target map(to: to)
483   foo();
484 #pragma omp target map(to)
485   foo();
486 #pragma omp target map(to, x)
487   foo();
488 #pragma omp target data map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
489 #pragma omp target data map(tofrom: argc > 0 ? argv[1] : argv[2]) // expected-error {{xpected expression containing only member accesses and/or array sections based on named variables}}
490 #pragma omp target data map(argc)
491 #pragma omp target data map(S1) // expected-error {{'S1' does not refer to a value}}
492 #pragma omp target data map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}} expected-error 2 {{type 'S2' is not mappable to target}}
493 #pragma omp target data map(argv[1])
494 #pragma omp target data map(ba) // expected-error 2 {{type 'S2' is not mappable to target}}
495 #pragma omp target data map(ca)
496 #pragma omp target data map(da)
497 #pragma omp target data map(S2::S2s)
498 #pragma omp target data map(S2::S2sc)
499 #pragma omp target data map(e, g)
500 #pragma omp target data map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
501 #pragma omp target data map(k), map(k) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
502 #pragma omp target map(k), map(k[:5]) // expected-error {{pointer cannot be mapped along with a section derived from itself}} expected-note {{used here}}
503   foo();
504 #pragma omp target data map(da)
505 #pragma omp target map(da[:4])
506   foo();
507 #pragma omp target data map(k, j, l) // expected-note {{used here}}
508 #pragma omp target data map(k[:4]) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
509 #pragma omp target data map(j)
510 #pragma omp target map(l) map(l[:5]) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
511   foo();
512 #pragma omp target data map(k[:4], j, l[:5]) // expected-note {{used here}}
513 #pragma omp target data map(k) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
514 #pragma omp target data map(j)
515 #pragma omp target map(l)
516   foo();
517 
518 #pragma omp target data map(always, tofrom: x)
519 #pragma omp target data map(always: x) // expected-error {{missing map type}}
520 #pragma omp target data map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always'}} expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
521 #pragma omp target data map(always, tofrom: always, tofrom, x)
522 #pragma omp target map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
523   foo();
524 #pragma omp target private(j) map(j) // expected-error {{private variable cannot be in a map clause in '#pragma omp target' directive}}  expected-note {{defined as private}}
525   {}
526 #pragma omp target firstprivate(j) map(j)  // expected-error {{firstprivate variable cannot be in a map clause in '#pragma omp target' directive}} expected-note {{defined as firstprivate}}
527   {}
528 #pragma omp target map(m) // expected-error {{type 'S6<int>' is not mappable to target}}
529   {}
530   return tmain<int, 3>(argc)+tmain<from, 4>(argc); // expected-note {{in instantiation of function template specialization 'tmain<int, 3>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<int, 4>' requested here}}
531 }
532 #endif
533