1 // RUN: %clang_cc1 -fsyntax-only -fopenmp -verify %s
2 
3 // expected-error@+1 {{unexpected OpenMP directive '#pragma omp simd'}}
4 #pragma omp simd
5 
6 // expected-error@+1 {{unexpected OpenMP directive '#pragma omp simd'}}
7 #pragma omp simd foo
8 
9 // expected-error@+1 {{unexpected OpenMP directive '#pragma omp simd'}}
10 #pragma omp simd safelen(4)
11 
test_no_clause()12 void test_no_clause() {
13   int i;
14 #pragma omp simd
15   for (i = 0; i < 16; ++i)
16     ;
17 
18 // expected-error@+2 {{statement after '#pragma omp simd' must be a for loop}}
19 #pragma omp simd
20   ++i;
21 }
22 
test_branch_protected_scope()23 void test_branch_protected_scope() {
24   int i = 0;
25 L1:
26   ++i;
27 
28   int x[24];
29 
30 #pragma omp simd
31   for (i = 0; i < 16; ++i) {
32     if (i == 5)
33       goto L1; // expected-error {{use of undeclared label 'L1'}}
34     else if (i == 6)
35       return; // expected-error {{cannot return from OpenMP region}}
36     else if (i == 7)
37       goto L2;
38     else if (i == 8) {
39     L2:
40       x[i]++;
41     }
42   }
43 
44   if (x[0] == 0)
45     goto L2; // expected-error {{use of undeclared label 'L2'}}
46   else if (x[1] == 1)
47     goto L1;
48 }
49 
test_invalid_clause()50 void test_invalid_clause() {
51   int i;
52 // expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
53 #pragma omp simd foo bar
54   for (i = 0; i < 16; ++i)
55     ;
56 }
57 
test_non_identifiers()58 void test_non_identifiers() {
59   int i, x;
60 
61 // expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
62 #pragma omp simd;
63   for (i = 0; i < 16; ++i)
64     ;
65 // expected-error@+2 {{unexpected OpenMP clause 'firstprivate' in directive '#pragma omp simd'}}
66 // expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
67 #pragma omp simd firstprivate(x);
68   for (i = 0; i < 16; ++i)
69     ;
70 
71 // expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
72 #pragma omp simd private(x);
73   for (i = 0; i < 16; ++i)
74     ;
75 
76 // expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
77 #pragma omp simd, private(x);
78   for (i = 0; i < 16; ++i)
79     ;
80 }
81 
82 extern int foo();
test_safelen()83 void test_safelen() {
84   int i;
85 // expected-error@+1 {{expected '('}}
86 #pragma omp simd safelen
87   for (i = 0; i < 16; ++i)
88     ;
89 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
90 #pragma omp simd safelen(
91   for (i = 0; i < 16; ++i)
92     ;
93 // expected-error@+1 {{expected expression}}
94 #pragma omp simd safelen()
95   for (i = 0; i < 16; ++i)
96     ;
97 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
98 #pragma omp simd safelen(,
99   for (i = 0; i < 16; ++i)
100     ;
101 // expected-error@+1 {{expected expression}}  expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
102 #pragma omp simd safelen(, )
103   for (i = 0; i < 16; ++i)
104     ;
105 // expected-warning@+2 {{extra tokens at the end of '#pragma omp simd' are ignored}}
106 // expected-error@+1 {{expected '('}}
107 #pragma omp simd safelen 4)
108   for (i = 0; i < 16; ++i)
109     ;
110 // expected-error@+2 {{expected ')'}}
111 // expected-note@+1 {{to match this '('}}
112 #pragma omp simd safelen(4
113   for (i = 0; i < 16; ++i)
114     ;
115 // expected-error@+2 {{expected ')'}}
116 // expected-note@+1 {{to match this '('}}
117 #pragma omp simd safelen(4,
118   for (i = 0; i < 16; ++i)
119     ;
120 // expected-error@+2 {{expected ')'}}
121 // expected-note@+1 {{to match this '('}}
122 #pragma omp simd safelen(4, )
123   for (i = 0; i < 16; ++i)
124     ;
125 // xxpected-error@+1 {{expected expression}}
126 #pragma omp simd safelen(4)
127   for (i = 0; i < 16; ++i)
128     ;
129 // expected-error@+2 {{expected ')'}}
130 // expected-note@+1 {{to match this '('}}
131 #pragma omp simd safelen(4 4)
132   for (i = 0; i < 16; ++i)
133     ;
134 // expected-error@+2 {{expected ')'}}
135 // expected-note@+1 {{to match this '('}}
136 #pragma omp simd safelen(4, , 4)
137   for (i = 0; i < 16; ++i)
138     ;
139 #pragma omp simd safelen(4)
140   for (i = 0; i < 16; ++i)
141     ;
142 // expected-error@+2 {{expected ')'}}
143 // expected-note@+1 {{to match this '('}}
144 #pragma omp simd safelen(4, 8)
145   for (i = 0; i < 16; ++i)
146     ;
147 // expected-error@+1 {{expression is not an integer constant expression}}
148 #pragma omp simd safelen(2.5)
149   for (i = 0; i < 16; ++i)
150     ;
151 // expected-error@+1 {{expression is not an integer constant expression}}
152 #pragma omp simd safelen(foo())
153   for (i = 0; i < 16; ++i)
154     ;
155 // expected-error@+1 {{argument to 'safelen' clause must be a strictly positive integer value}}
156 #pragma omp simd safelen(-5)
157   for (i = 0; i < 16; ++i)
158     ;
159 // expected-error@+1 {{argument to 'safelen' clause must be a strictly positive integer value}}
160 #pragma omp simd safelen(0)
161   for (i = 0; i < 16; ++i)
162     ;
163 // expected-error@+1 {{argument to 'safelen' clause must be a strictly positive integer value}}
164 #pragma omp simd safelen(5 - 5)
165   for (i = 0; i < 16; ++i)
166     ;
167 }
168 
test_simdlen()169 void test_simdlen() {
170   int i;
171 // expected-error@+1 {{expected '('}}
172 #pragma omp simd simdlen
173   for (i = 0; i < 16; ++i)
174     ;
175 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
176 #pragma omp simd simdlen(
177   for (i = 0; i < 16; ++i)
178     ;
179 // expected-error@+1 {{expected expression}}
180 #pragma omp simd simdlen()
181   for (i = 0; i < 16; ++i)
182     ;
183 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
184 #pragma omp simd simdlen(,
185   for (i = 0; i < 16; ++i)
186     ;
187 // expected-error@+1 {{expected expression}}  expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
188 #pragma omp simd simdlen(, )
189   for (i = 0; i < 16; ++i)
190     ;
191 // expected-warning@+2 {{extra tokens at the end of '#pragma omp simd' are ignored}}
192 // expected-error@+1 {{expected '('}}
193 #pragma omp simd simdlen 4)
194   for (i = 0; i < 16; ++i)
195     ;
196 // expected-error@+2 {{expected ')'}}
197 // expected-note@+1 {{to match this '('}}
198 #pragma omp simd simdlen(4
199   for (i = 0; i < 16; ++i)
200     ;
201 // expected-error@+2 {{expected ')'}}
202 // expected-note@+1 {{to match this '('}}
203 #pragma omp simd simdlen(4,
204   for (i = 0; i < 16; ++i)
205     ;
206 // expected-error@+2 {{expected ')'}}
207 // expected-note@+1 {{to match this '('}}
208 #pragma omp simd simdlen(4, )
209   for (i = 0; i < 16; ++i)
210     ;
211 #pragma omp simd simdlen(4)
212   for (i = 0; i < 16; ++i)
213     ;
214 // expected-error@+2 {{expected ')'}}
215 // expected-note@+1 {{to match this '('}}
216 #pragma omp simd simdlen(4 4)
217   for (i = 0; i < 16; ++i)
218     ;
219 // expected-error@+2 {{expected ')'}}
220 // expected-note@+1 {{to match this '('}}
221 #pragma omp simd simdlen(4, , 4)
222   for (i = 0; i < 16; ++i)
223     ;
224 #pragma omp simd simdlen(4)
225   for (i = 0; i < 16; ++i)
226     ;
227 // expected-error@+2 {{expected ')'}}
228 // expected-note@+1 {{to match this '('}}
229 #pragma omp simd simdlen(4, 8)
230   for (i = 0; i < 16; ++i)
231     ;
232 // expected-error@+1 {{expression is not an integer constant expression}}
233 #pragma omp simd simdlen(2.5)
234   for (i = 0; i < 16; ++i)
235     ;
236 // expected-error@+1 {{expression is not an integer constant expression}}
237 #pragma omp simd simdlen(foo())
238   for (i = 0; i < 16; ++i)
239     ;
240 // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
241 #pragma omp simd simdlen(-5)
242   for (i = 0; i < 16; ++i)
243     ;
244 // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
245 #pragma omp simd simdlen(0)
246   for (i = 0; i < 16; ++i)
247     ;
248 // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
249 #pragma omp simd simdlen(5 - 5)
250   for (i = 0; i < 16; ++i)
251     ;
252 }
253 
test_safelen_simdlen()254 void test_safelen_simdlen() {
255   int i;
256 // expected-error@+1 {{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
257 #pragma omp simd simdlen(6) safelen(5)
258   for (i = 0; i < 16; ++i)
259     ;
260 // expected-error@+1 {{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
261 #pragma omp simd safelen(5) simdlen(6)
262   for (i = 0; i < 16; ++i)
263     ;
264 }
265 
test_collapse()266 void test_collapse() {
267   int i;
268 // expected-error@+1 {{expected '('}}
269 #pragma omp simd collapse
270   for (i = 0; i < 16; ++i)
271     ;
272 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
273 #pragma omp simd collapse(
274   for (i = 0; i < 16; ++i)
275     ;
276 // expected-error@+1 {{expected expression}}
277 #pragma omp simd collapse()
278   for (i = 0; i < 16; ++i)
279     ;
280 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
281 #pragma omp simd collapse(,
282   for (i = 0; i < 16; ++i)
283     ;
284 // expected-error@+1 {{expected expression}}  expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
285 #pragma omp simd collapse(, )
286   for (i = 0; i < 16; ++i)
287     ;
288 // expected-warning@+2 {{extra tokens at the end of '#pragma omp simd' are ignored}}
289 // expected-error@+1 {{expected '('}}
290 #pragma omp simd collapse 4)
291   for (i = 0; i < 16; ++i)
292     ;
293 // expected-error@+2 {{expected ')'}}
294 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
295 #pragma omp simd collapse(4
296   for (i = 0; i < 16; ++i)
297     ; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}
298 // expected-error@+2 {{expected ')'}}
299 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
300 #pragma omp simd collapse(4,
301   for (i = 0; i < 16; ++i)
302     ; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}
303 // expected-error@+2 {{expected ')'}}
304 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
305 #pragma omp simd collapse(4, )
306   for (i = 0; i < 16; ++i)
307     ; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}
308 // xxpected-error@+1 {{expected expression}} expected-note@+1 {{as specified in 'collapse' clause}}
309 #pragma omp simd collapse(4)
310   for (i = 0; i < 16; ++i)
311     ; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}
312 // expected-error@+2 {{expected ')'}}
313 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
314 #pragma omp simd collapse(4 4)
315   for (i = 0; i < 16; ++i)
316     ; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}
317 // expected-error@+2 {{expected ')'}}
318 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
319 #pragma omp simd collapse(4, , 4)
320   for (i = 0; i < 16; ++i)
321     ; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}
322 #pragma omp simd collapse(4)
323   for (int i1 = 0; i1 < 16; ++i1)
324     for (int i2 = 0; i2 < 16; ++i2)
325       for (int i3 = 0; i3 < 16; ++i3)
326         for (int i4 = 0; i4 < 16; ++i4)
327           foo();
328 // expected-error@+2 {{expected ')'}}
329 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
330 #pragma omp simd collapse(4, 8)
331   for (i = 0; i < 16; ++i)
332     ; // expected-error {{expected 4 for loops after '#pragma omp simd', but found only 1}}
333 // expected-error@+1 {{expression is not an integer constant expression}}
334 #pragma omp simd collapse(2.5)
335   for (i = 0; i < 16; ++i)
336     ;
337 // expected-error@+1 {{expression is not an integer constant expression}}
338 #pragma omp simd collapse(foo())
339   for (i = 0; i < 16; ++i)
340     ;
341 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
342 #pragma omp simd collapse(-5)
343   for (i = 0; i < 16; ++i)
344     ;
345 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
346 #pragma omp simd collapse(0)
347   for (i = 0; i < 16; ++i)
348     ;
349 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
350 #pragma omp simd collapse(5 - 5)
351   for (i = 0; i < 16; ++i)
352     ;
353 // expected-note@+2 {{defined as reduction}}
354 #pragma omp parallel
355 #pragma omp simd collapse(2) reduction(+ : i)
356   for (i = 0; i < 16; ++i)
357     // expected-note@+1 {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for' directive into a parallel or another task region?}}
358     for (int j = 0; j < 16; ++j)
359 // expected-error@+2 2 {{reduction variable must be shared}}
360 // expected-error@+1 {{OpenMP constructs may not be nested inside a simd region}}
361 #pragma omp for reduction(+ : i, j)
362       for (int k = 0; k < 16; ++k)
363         i += j;
364 #pragma omp parallel
365 #pragma omp for
366   for (i = 0; i < 16; ++i)
367     for (int j = 0; j < 16; ++j)
368 #pragma omp simd reduction(+ : i, j)
369       for (int k = 0; k < 16; ++k)
370         i += j;
371 }
372 
test_linear()373 void test_linear() {
374   int i;
375 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
376 #pragma omp simd linear(
377   for (i = 0; i < 16; ++i)
378     ;
379 // expected-error@+2 {{expected expression}}
380 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
381 #pragma omp simd linear(,
382   for (i = 0; i < 16; ++i)
383     ;
384 // expected-error@+2 {{expected expression}}
385 // expected-error@+1 {{expected expression}}
386 #pragma omp simd linear(, )
387   for (i = 0; i < 16; ++i)
388     ;
389 // expected-error@+1 {{expected expression}}
390 #pragma omp simd linear()
391   for (i = 0; i < 16; ++i)
392     ;
393 // expected-error@+1 {{expected expression}}
394 #pragma omp simd linear(int)
395   for (i = 0; i < 16; ++i)
396     ;
397 // expected-error@+1 {{expected variable name}}
398 #pragma omp simd linear(0)
399   for (i = 0; i < 16; ++i)
400     ;
401 // expected-error@+1 {{use of undeclared identifier 'x'}}
402 #pragma omp simd linear(x)
403   for (i = 0; i < 16; ++i)
404     ;
405 // expected-error@+2 {{use of undeclared identifier 'x'}}
406 // expected-error@+1 {{use of undeclared identifier 'y'}}
407 #pragma omp simd linear(x, y)
408   for (i = 0; i < 16; ++i)
409     ;
410 // expected-error@+3 {{use of undeclared identifier 'x'}}
411 // expected-error@+2 {{use of undeclared identifier 'y'}}
412 // expected-error@+1 {{use of undeclared identifier 'z'}}
413 #pragma omp simd linear(x, y, z)
414   for (i = 0; i < 16; ++i)
415     ;
416 
417   int x, y;
418 // expected-error@+1 {{expected expression}}
419 #pragma omp simd linear(x :)
420   for (i = 0; i < 16; ++i)
421     ;
422 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
423 #pragma omp simd linear(x :, )
424   for (i = 0; i < 16; ++i)
425     ;
426 #pragma omp simd linear(x : 1)
427   for (i = 0; i < 16; ++i)
428     ;
429 #pragma omp simd linear(x : 2 * 2)
430   for (i = 0; i < 16; ++i)
431     ;
432 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
433 #pragma omp simd linear(x : 1, y)
434   for (i = 0; i < 16; ++i)
435     ;
436 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
437 #pragma omp simd linear(x : 1, y, z : 1)
438   for (i = 0; i < 16; ++i)
439     ;
440 
441 // expected-note@+2 {{defined as linear}}
442 // expected-error@+1 {{linear variable cannot be linear}}
443 #pragma omp simd linear(x) linear(x)
444   for (i = 0; i < 16; ++i)
445     ;
446 
447 // expected-note@+2 {{defined as private}}
448 // expected-error@+1 {{private variable cannot be linear}}
449 #pragma omp simd private(x) linear(x)
450   for (i = 0; i < 16; ++i)
451     ;
452 
453 // expected-note@+2 {{defined as linear}}
454 // expected-error@+1 {{linear variable cannot be private}}
455 #pragma omp simd linear(x) private(x)
456   for (i = 0; i < 16; ++i)
457     ;
458 
459 // expected-warning@+1 {{zero linear step (x and other variables in clause should probably be const)}}
460 #pragma omp simd linear(x, y : 0)
461   for (i = 0; i < 16; ++i)
462     ;
463 
464 // expected-note@+2 {{defined as linear}}
465 // expected-error@+1 {{linear variable cannot be lastprivate}}
466 #pragma omp simd linear(x) lastprivate(x)
467   for (i = 0; i < 16; ++i)
468     ;
469 
470 // expected-note@+2 {{defined as lastprivate}}
471 // expected-error@+1 {{lastprivate variable cannot be linear}}
472 #pragma omp simd lastprivate(x) linear(x)
473   for (i = 0; i < 16; ++i)
474     ;
475 }
476 
test_aligned()477 void test_aligned() {
478   int i;
479 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
480 #pragma omp simd aligned(
481   for (i = 0; i < 16; ++i)
482     ;
483 // expected-error@+2 {{expected expression}}
484 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
485 #pragma omp simd aligned(,
486   for (i = 0; i < 16; ++i)
487     ;
488 // expected-error@+2 {{expected expression}}
489 // expected-error@+1 {{expected expression}}
490 #pragma omp simd aligned(, )
491   for (i = 0; i < 16; ++i)
492     ;
493 // expected-error@+1 {{expected expression}}
494 #pragma omp simd aligned()
495   for (i = 0; i < 16; ++i)
496     ;
497 // expected-error@+1 {{expected expression}}
498 #pragma omp simd aligned(int)
499   for (i = 0; i < 16; ++i)
500     ;
501 // expected-error@+1 {{expected variable name}}
502 #pragma omp simd aligned(0)
503   for (i = 0; i < 16; ++i)
504     ;
505 // expected-error@+1 {{use of undeclared identifier 'x'}}
506 #pragma omp simd aligned(x)
507   for (i = 0; i < 16; ++i)
508     ;
509 // expected-error@+2 {{use of undeclared identifier 'x'}}
510 // expected-error@+1 {{use of undeclared identifier 'y'}}
511 #pragma omp simd aligned(x, y)
512   for (i = 0; i < 16; ++i)
513     ;
514 // expected-error@+3 {{use of undeclared identifier 'x'}}
515 // expected-error@+2 {{use of undeclared identifier 'y'}}
516 // expected-error@+1 {{use of undeclared identifier 'z'}}
517 #pragma omp simd aligned(x, y, z)
518   for (i = 0; i < 16; ++i)
519     ;
520 
521   int *x, y, z[25]; // expected-note 4 {{'y' defined here}}
522 #pragma omp simd aligned(x)
523   for (i = 0; i < 16; ++i)
524     ;
525 #pragma omp simd aligned(z)
526   for (i = 0; i < 16; ++i)
527     ;
528 // expected-error@+1 {{expected expression}}
529 #pragma omp simd aligned(x :)
530   for (i = 0; i < 16; ++i)
531     ;
532 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
533 #pragma omp simd aligned(x :, )
534   for (i = 0; i < 16; ++i)
535     ;
536 #pragma omp simd aligned(x : 1)
537   for (i = 0; i < 16; ++i)
538     ;
539 #pragma omp simd aligned(x : 2 * 2)
540   for (i = 0; i < 16; ++i)
541     ;
542 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
543 #pragma omp simd aligned(x : 1, y)
544   for (i = 0; i < 16; ++i)
545     ;
546 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
547 #pragma omp simd aligned(x : 1, y, z : 1)
548   for (i = 0; i < 16; ++i)
549     ;
550 
551 // expected-error@+1 {{argument of aligned clause should be array or pointer, not 'int'}}
552 #pragma omp simd aligned(x, y)
553   for (i = 0; i < 16; ++i)
554     ;
555 // expected-error@+1 {{argument of aligned clause should be array or pointer, not 'int'}}
556 #pragma omp simd aligned(x, y, z)
557   for (i = 0; i < 16; ++i)
558     ;
559 
560 // expected-note@+2 {{defined as aligned}}
561 // expected-error@+1 {{a variable cannot appear in more than one aligned clause}}
562 #pragma omp simd aligned(x) aligned(z, x)
563   for (i = 0; i < 16; ++i)
564     ;
565 
566 // expected-note@+3 {{defined as aligned}}
567 // expected-error@+2 {{a variable cannot appear in more than one aligned clause}}
568 // expected-error@+1 2 {{argument of aligned clause should be array or pointer, not 'int'}}
569 #pragma omp simd aligned(x, y, z) aligned(y, z)
570   for (i = 0; i < 16; ++i)
571     ;
572 }
573 
test_private()574 void test_private() {
575   int i;
576 // expected-error@+2 {{expected expression}}
577 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
578 #pragma omp simd private(
579   for (i = 0; i < 16; ++i)
580     ;
581 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
582 // expected-error@+1 2 {{expected expression}}
583 #pragma omp simd private(,
584   for (i = 0; i < 16; ++i)
585     ;
586 // expected-error@+1 2 {{expected expression}}
587 #pragma omp simd private(, )
588   for (i = 0; i < 16; ++i)
589     ;
590 // expected-error@+1 {{expected expression}}
591 #pragma omp simd private()
592   for (i = 0; i < 16; ++i)
593     ;
594 // expected-error@+1 {{expected expression}}
595 #pragma omp simd private(int)
596   for (i = 0; i < 16; ++i)
597     ;
598 // expected-error@+1 {{expected variable name}}
599 #pragma omp simd private(0)
600   for (i = 0; i < 16; ++i)
601     ;
602 
603   int x, y, z;
604 #pragma omp simd private(x)
605   for (i = 0; i < 16; ++i)
606     ;
607 #pragma omp simd private(x, y)
608   for (i = 0; i < 16; ++i)
609     ;
610 #pragma omp simd private(x, y, z)
611   for (i = 0; i < 16; ++i) {
612     x = y * i + z;
613   }
614 }
615 
test_firstprivate()616 void test_firstprivate() {
617   int i;
618 // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
619 // expected-error@+2 {{unexpected OpenMP clause 'firstprivate' in directive '#pragma omp simd'}}
620 // expected-error@+1 {{expected expression}}
621 #pragma omp simd firstprivate(
622   for (i = 0; i < 16; ++i)
623     ;
624 }
625 
test_lastprivate()626 void test_lastprivate() {
627   int i;
628 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
629 // expected-error@+1 {{expected expression}}
630 #pragma omp simd lastprivate(
631   for (i = 0; i < 16; ++i)
632     ;
633 
634 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
635 // expected-error@+1 2 {{expected expression}}
636 #pragma omp simd lastprivate(,
637   for (i = 0; i < 16; ++i)
638     ;
639 // expected-error@+1 2 {{expected expression}}
640 #pragma omp simd lastprivate(, )
641   for (i = 0; i < 16; ++i)
642     ;
643 // expected-error@+1 {{expected expression}}
644 #pragma omp simd lastprivate()
645   for (i = 0; i < 16; ++i)
646     ;
647 // expected-error@+1 {{expected expression}}
648 #pragma omp simd lastprivate(int)
649   for (i = 0; i < 16; ++i)
650     ;
651 // expected-error@+1 {{expected variable name}}
652 #pragma omp simd lastprivate(0)
653   for (i = 0; i < 16; ++i)
654     ;
655 
656   int x, y, z;
657 #pragma omp simd lastprivate(x)
658   for (i = 0; i < 16; ++i)
659     ;
660 #pragma omp simd lastprivate(x, y)
661   for (i = 0; i < 16; ++i)
662     ;
663 #pragma omp simd lastprivate(x, y, z)
664   for (i = 0; i < 16; ++i)
665     ;
666 }
667 
test_reduction()668 void test_reduction() {
669   int i, x, y;
670 // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
671 // expected-error@+2 {{expected identifier}}
672 // expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
673 #pragma omp simd reduction(
674   for (i = 0; i < 16; ++i)
675     ;
676 // expected-error@+2 {{expected identifier}}
677 // expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
678 #pragma omp simd reduction()
679   for (i = 0; i < 16; ++i)
680     ;
681 // expected-error@+2 {{expected expression}}
682 // expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
683 #pragma omp simd reduction(x)
684   for (i = 0; i < 16; ++i)
685     ;
686 // expected-error@+1 {{expected identifier}}
687 #pragma omp simd reduction( : x)
688   for (i = 0; i < 16; ++i)
689     ;
690 // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
691 // expected-error@+2 {{expected identifier}}
692 // expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
693 #pragma omp simd reduction(,
694   for (i = 0; i < 16; ++i)
695     ;
696 // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
697 // expected-error@+2 {{expected expression}}
698 // expected-warning@+1 {{missing ':' after reduction identifier - ignoring}}
699 #pragma omp simd reduction(+
700   for (i = 0; i < 16; ++i)
701     ;
702 
703 // expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
704 //
705 // expected-error@+1 {{expected expression}}
706 #pragma omp simd reduction(+:
707   for (i = 0; i < 16; ++i)
708     ;
709 // expected-error@+1 {{expected expression}}
710 #pragma omp simd reduction(+ :)
711   for (i = 0; i < 16; ++i)
712     ;
713 // expected-error@+1 {{expected expression}}
714 #pragma omp simd reduction(+ :, y)
715   for (i = 0; i < 16; ++i)
716     ;
717 // expected-error@+1 {{expected expression}}
718 #pragma omp simd reduction(+ : x, + : y)
719   for (i = 0; i < 16; ++i)
720     ;
721 // expected-error@+1 {{expected identifier}}
722 #pragma omp simd reduction(% : x)
723   for (i = 0; i < 16; ++i)
724     ;
725 
726 #pragma omp simd reduction(+ : x)
727   for (i = 0; i < 16; ++i)
728     ;
729 #pragma omp simd reduction(* : x)
730   for (i = 0; i < 16; ++i)
731     ;
732 #pragma omp simd reduction(- : x)
733   for (i = 0; i < 16; ++i)
734     ;
735 #pragma omp simd reduction(& : x)
736   for (i = 0; i < 16; ++i)
737     ;
738 #pragma omp simd reduction(| : x)
739   for (i = 0; i < 16; ++i)
740     ;
741 #pragma omp simd reduction(^ : x)
742   for (i = 0; i < 16; ++i)
743     ;
744 #pragma omp simd reduction(&& : x)
745   for (i = 0; i < 16; ++i)
746     ;
747 #pragma omp simd reduction(|| : x)
748   for (i = 0; i < 16; ++i)
749     ;
750 #pragma omp simd reduction(max : x)
751   for (i = 0; i < 16; ++i)
752     ;
753 #pragma omp simd reduction(min : x)
754   for (i = 0; i < 16; ++i)
755     ;
756   struct X {
757     int x;
758   };
759   struct X X;
760 // expected-error@+1 {{expected variable name}}
761 #pragma omp simd reduction(+ : X.x)
762   for (i = 0; i < 16; ++i)
763     ;
764 // expected-error@+1 {{expected variable name}}
765 #pragma omp simd reduction(+ : x + x)
766   for (i = 0; i < 16; ++i)
767     ;
768 }
769 
test_loop_messages()770 void test_loop_messages() {
771   float a[100], b[100], c[100];
772 // expected-error@+2 {{variable must be of integer or pointer type}}
773 #pragma omp simd
774   for (float fi = 0; fi < 10.0; fi++) {
775     c[(int)fi] = a[(int)fi] + b[(int)fi];
776   }
777 // expected-error@+2 {{variable must be of integer or pointer type}}
778 #pragma omp simd
779   for (double fi = 0; fi < 10.0; fi++) {
780     c[(int)fi] = a[(int)fi] + b[(int)fi];
781   }
782 }
783 
linear_modifiers(int argc)784 void linear_modifiers(int argc) {
785   int f;
786   #pragma omp simd linear(f)
787   for (int k = 0; k < argc; ++k) ++k;
788   #pragma omp simd linear(val(f))
789   for (int k = 0; k < argc; ++k) ++k;
790   #pragma omp simd linear(uval(f)) // expected-error {{expected 'val' modifier}}
791   for (int k = 0; k < argc; ++k) ++k;
792   #pragma omp simd linear(ref(f)) // expected-error {{expected 'val' modifier}}
793   for (int k = 0; k < argc; ++k) ++k;
794   #pragma omp simd linear(foo(f)) // expected-error {{expected 'val' modifier}}
795   for (int k = 0; k < argc; ++k) ++k;
796 }
797 
798