1 // RUN: %clang_cc1 -fsyntax-only -fopenmp -fopenmp-version=45 -verify=expected,omp45 %s -Wuninitialized
2 // RUN: %clang_cc1 -fsyntax-only -fopenmp -verify=expected,omp50 %s -Wuninitialized
3 
4 // RUN: %clang_cc1 -fsyntax-only -fopenmp-simd -fopenmp-version=45 -verify=expected,omp45 -verify %s -Wuninitialized
5 // RUN: %clang_cc1 -fsyntax-only -fopenmp-simd -verify=expected,omp50 -verify %s -Wuninitialized
6 
xxx(int argc)7 void xxx(int argc) {
8   int x; // expected-note {{initialize the variable 'x' to silence this warning}}
9 #pragma omp for simd
10   for (int i = 0; i < 10; ++i)
11     argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
12 }
13 
14 // expected-error@+1 {{unexpected OpenMP directive '#pragma omp for simd'}}
15 #pragma omp for simd
16 
17 // expected-error@+1 {{unexpected OpenMP directive '#pragma omp for simd'}}
18 #pragma omp for simd foo
19 
test_no_clause()20 void test_no_clause() {
21   int i;
22 #pragma omp for simd
23   for (i = 0; i < 16; ++i)
24     ;
25 
26 // expected-error@+2 {{statement after '#pragma omp for simd' must be a for loop}}
27 #pragma omp for simd
28   ++i;
29 }
30 
test_branch_protected_scope()31 void test_branch_protected_scope() {
32   int i = 0;
33 L1:
34   ++i;
35 
36   int x[24];
37 
38 #pragma omp parallel
39 #pragma omp for simd
40   for (i = 0; i < 16; ++i) {
41     if (i == 5)
42       goto L1; // expected-error {{use of undeclared label 'L1'}}
43     else if (i == 6)
44       return; // expected-error {{cannot return from OpenMP region}}
45     else if (i == 7)
46       goto L2;
47     else if (i == 8) {
48     L2:
49       x[i]++;
50     }
51   }
52 
53   if (x[0] == 0)
54     goto L2; // expected-error {{use of undeclared label 'L2'}}
55   else if (x[1] == 1)
56     goto L1;
57 }
58 
test_invalid_clause()59 void test_invalid_clause() {
60   int i;
61 #pragma omp parallel
62 // expected-warning@+1 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
63 #pragma omp for simd foo bar
64   for (i = 0; i < 16; ++i)
65     ;
66 }
67 
test_non_identifiers()68 void test_non_identifiers() {
69   int i, x;
70 
71 #pragma omp parallel
72 // expected-warning@+1 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
73 #pragma omp for simd;
74   for (i = 0; i < 16; ++i)
75     ;
76 #pragma omp parallel
77 // expected-warning@+1 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
78 #pragma omp for simd linear(x);
79   for (i = 0; i < 16; ++i)
80     ;
81 
82 #pragma omp parallel
83 // expected-warning@+1 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
84 #pragma omp for simd private(x);
85   for (i = 0; i < 16; ++i)
86     ;
87 
88 #pragma omp parallel
89 // expected-warning@+1 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
90 #pragma omp for simd, private(x);
91   for (i = 0; i < 16; ++i)
92     ;
93 }
94 
95 extern int foo();
test_safelen()96 void test_safelen() {
97   int i;
98 // expected-error@+1 {{expected '('}}
99 #pragma omp for simd safelen
100   for (i = 0; i < 16; ++i)
101     ;
102 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
103 #pragma omp for simd safelen(
104   for (i = 0; i < 16; ++i)
105     ;
106 // expected-error@+1 {{expected expression}}
107 #pragma omp for simd safelen()
108   for (i = 0; i < 16; ++i)
109     ;
110 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
111 #pragma omp for simd safelen(,
112   for (i = 0; i < 16; ++i)
113     ;
114 // expected-error@+1 {{expected expression}}  expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
115 #pragma omp for simd safelen(, )
116   for (i = 0; i < 16; ++i)
117     ;
118 // expected-warning@+2 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
119 // expected-error@+1 {{expected '('}}
120 #pragma omp for simd safelen 4)
121   for (i = 0; i < 16; ++i)
122     ;
123 // expected-error@+2 {{expected ')'}}
124 // expected-note@+1 {{to match this '('}}
125 #pragma omp for simd safelen(4
126   for (i = 0; i < 16; ++i)
127     ;
128 // expected-error@+2 {{expected ')'}}
129 // expected-note@+1 {{to match this '('}}
130 #pragma omp for simd safelen(4,
131   for (i = 0; i < 16; ++i)
132     ;
133 // expected-error@+2 {{expected ')'}}
134 // expected-note@+1 {{to match this '('}}
135 #pragma omp for simd safelen(4, )
136   for (i = 0; i < 16; ++i)
137     ;
138 #pragma omp for simd safelen(4)
139   for (i = 0; i < 16; ++i)
140     ;
141 // expected-error@+2 {{expected ')'}}
142 // expected-note@+1 {{to match this '('}}
143 #pragma omp for simd safelen(4 4)
144   for (i = 0; i < 16; ++i)
145     ;
146 // expected-error@+2 {{expected ')'}}
147 // expected-note@+1 {{to match this '('}}
148 #pragma omp for simd safelen(4, , 4)
149   for (i = 0; i < 16; ++i)
150     ;
151 #pragma omp for simd safelen(4)
152   for (i = 0; i < 16; ++i)
153     ;
154 // expected-error@+2 {{expected ')'}}
155 // expected-note@+1 {{to match this '('}}
156 #pragma omp for simd safelen(4, 8)
157   for (i = 0; i < 16; ++i)
158     ;
159 // expected-error@+1 {{integer constant expression}}
160 #pragma omp for simd safelen(2.5)
161   for (i = 0; i < 16; ++i)
162     ;
163 // expected-error@+1 {{integer constant expression}}
164 #pragma omp for simd safelen(foo())
165   for (i = 0; i < 16; ++i)
166     ;
167 // expected-error@+1 {{argument to 'safelen' clause must be a strictly positive integer value}}
168 #pragma omp for simd safelen(-5)
169   for (i = 0; i < 16; ++i)
170     ;
171 // expected-error@+1 {{argument to 'safelen' clause must be a strictly positive integer value}}
172 #pragma omp for simd safelen(0)
173   for (i = 0; i < 16; ++i)
174     ;
175 // expected-error@+1 {{argument to 'safelen' clause must be a strictly positive integer value}}
176 #pragma omp for simd safelen(5 - 5)
177   for (i = 0; i < 16; ++i)
178     ;
179 }
180 
test_simdlen()181 void test_simdlen() {
182   int i;
183 // expected-error@+1 {{expected '('}}
184 #pragma omp for 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 for simd simdlen(
189   for (i = 0; i < 16; ++i)
190     ;
191 // expected-error@+1 {{expected expression}}
192 #pragma omp for simd simdlen()
193   for (i = 0; i < 16; ++i)
194     ;
195 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
196 #pragma omp for simd simdlen(,
197   for (i = 0; i < 16; ++i)
198     ;
199 // expected-error@+1 {{expected expression}}  expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
200 #pragma omp for simd simdlen(, )
201   for (i = 0; i < 16; ++i)
202     ;
203 // expected-warning@+2 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
204 // expected-error@+1 {{expected '('}}
205 #pragma omp for simd simdlen 4)
206   for (i = 0; i < 16; ++i)
207     ;
208 // expected-error@+2 {{expected ')'}}
209 // expected-note@+1 {{to match this '('}}
210 #pragma omp for simd simdlen(4
211   for (i = 0; i < 16; ++i)
212     ;
213 // expected-error@+2 {{expected ')'}}
214 // expected-note@+1 {{to match this '('}}
215 #pragma omp for simd simdlen(4,
216   for (i = 0; i < 16; ++i)
217     ;
218 // expected-error@+2 {{expected ')'}}
219 // expected-note@+1 {{to match this '('}}
220 #pragma omp for simd simdlen(4, )
221   for (i = 0; i < 16; ++i)
222     ;
223 #pragma omp for simd simdlen(4)
224   for (i = 0; i < 16; ++i)
225     ;
226 // expected-error@+2 {{expected ')'}}
227 // expected-note@+1 {{to match this '('}}
228 #pragma omp for simd simdlen(4 4)
229   for (i = 0; i < 16; ++i)
230     ;
231 // expected-error@+2 {{expected ')'}}
232 // expected-note@+1 {{to match this '('}}
233 #pragma omp for simd simdlen(4, , 4)
234   for (i = 0; i < 16; ++i)
235     ;
236 #pragma omp for simd simdlen(4)
237   for (i = 0; i < 16; ++i)
238     ;
239 // expected-error@+2 {{expected ')'}}
240 // expected-note@+1 {{to match this '('}}
241 #pragma omp for simd simdlen(4, 8)
242   for (i = 0; i < 16; ++i)
243     ;
244 // expected-error@+1 {{integer constant expression}}
245 #pragma omp for simd simdlen(2.5)
246   for (i = 0; i < 16; ++i)
247     ;
248 // expected-error@+1 {{integer constant expression}}
249 #pragma omp for simd simdlen(foo())
250   for (i = 0; i < 16; ++i)
251     ;
252 // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
253 #pragma omp for simd simdlen(-5)
254   for (i = 0; i < 16; ++i)
255     ;
256 // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
257 #pragma omp for simd simdlen(0)
258   for (i = 0; i < 16; ++i)
259     ;
260 // expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
261 #pragma omp for simd simdlen(5 - 5)
262   for (i = 0; i < 16; ++i)
263     ;
264 }
265 
test_safelen_simdlen()266 void test_safelen_simdlen() {
267   int i;
268 // expected-error@+1 {{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
269 #pragma omp for simd simdlen(6) safelen(5)
270   for (i = 0; i < 16; ++i)
271     ;
272 // expected-error@+1 {{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
273 #pragma omp for simd safelen(5) simdlen(6)
274   for (i = 0; i < 16; ++i)
275     ;
276 }
277 
test_collapse()278 void test_collapse() {
279   int i;
280 #pragma omp parallel
281 // expected-error@+1 {{expected '('}}
282 #pragma omp for simd collapse
283   for (i = 0; i < 16; ++i)
284     ;
285 #pragma omp parallel
286 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
287 #pragma omp for simd collapse(
288   for (i = 0; i < 16; ++i)
289     ;
290 #pragma omp parallel
291 // expected-error@+1 {{expected expression}}
292 #pragma omp for simd collapse()
293   for (i = 0; i < 16; ++i)
294     ;
295 #pragma omp parallel
296 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
297 #pragma omp for simd collapse(,
298   for (i = 0; i < 16; ++i)
299     ;
300 #pragma omp parallel
301 // expected-error@+1 {{expected expression}}  expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
302 #pragma omp for simd collapse(, )
303   for (i = 0; i < 16; ++i)
304     ;
305 #pragma omp parallel
306 // expected-warning@+2 {{extra tokens at the end of '#pragma omp for simd' are ignored}}
307 // expected-error@+1 {{expected '('}}
308 #pragma omp for simd collapse 4)
309   for (i = 0; i < 16; ++i)
310     ;
311 #pragma omp parallel
312 // expected-error@+2 {{expected ')'}}
313 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
314 #pragma omp for simd collapse(4
315   for (i = 0; i < 16; ++i)
316     ; // expected-error {{expected 4 for loops after '#pragma omp for simd', but found only 1}}
317 #pragma omp parallel
318 // expected-error@+2 {{expected ')'}}
319 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
320 #pragma omp for simd collapse(4,
321   for (i = 0; i < 16; ++i)
322     ; // expected-error {{expected 4 for loops after '#pragma omp for simd', but found only 1}}
323 #pragma omp parallel
324 // expected-error@+2 {{expected ')'}}
325 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
326 #pragma omp for simd collapse(4, )
327   for (i = 0; i < 16; ++i)
328     ; // expected-error {{expected 4 for loops after '#pragma omp for simd', but found only 1}}
329 #pragma omp parallel
330 // expected-note@+1 {{as specified in 'collapse' clause}}
331 #pragma omp for simd collapse(4)
332   for (i = 0; i < 16; ++i)
333     ; // expected-error {{expected 4 for loops after '#pragma omp for simd', but found only 1}}
334 #pragma omp parallel
335 // expected-error@+2 {{expected ')'}}
336 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
337 #pragma omp for simd collapse(4 4)
338   for (i = 0; i < 16; ++i)
339     ; // expected-error {{expected 4 for loops after '#pragma omp for simd', but found only 1}}
340 #pragma omp parallel
341 // expected-error@+2 {{expected ')'}}
342 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
343 #pragma omp for simd collapse(4, , 4)
344   for (i = 0; i < 16; ++i)
345     ; // expected-error {{expected 4 for loops after '#pragma omp for simd', but found only 1}}
346 #pragma omp parallel
347 #pragma omp for simd collapse(4)
348   for (int i1 = 0; i1 < 16; ++i1)
349     for (int i2 = 0; i2 < 16; ++i2)
350       for (int i3 = 0; i3 < 16; ++i3)
351         for (int i4 = 0; i4 < 16; ++i4)
352           foo();
353 #pragma omp parallel
354 // expected-error@+2 {{expected ')'}}
355 // expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
356 #pragma omp for simd collapse(4, 8)
357   for (i = 0; i < 16; ++i)
358     ; // expected-error {{expected 4 for loops after '#pragma omp for simd', but found only 1}}
359 #pragma omp parallel
360 // expected-error@+1 {{integer constant expression}}
361 #pragma omp for simd collapse(2.5)
362   for (i = 0; i < 16; ++i)
363     ;
364 #pragma omp parallel
365 // expected-error@+1 {{integer constant expression}}
366 #pragma omp for simd collapse(foo())
367   for (i = 0; i < 16; ++i)
368     ;
369 #pragma omp parallel
370 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
371 #pragma omp for simd collapse(-5)
372   for (i = 0; i < 16; ++i)
373     ;
374 #pragma omp parallel
375 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
376 #pragma omp for simd collapse(0)
377   for (i = 0; i < 16; ++i)
378     ;
379 #pragma omp parallel
380 // expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
381 #pragma omp for simd collapse(5 - 5)
382   for (i = 0; i < 16; ++i)
383     ;
384 #pragma omp parallel
385 #pragma omp for simd collapse(2)
386   for (i = 0; i < 16; ++i) // expected-note {{defined as lastprivate}}
387 // expected-note@+1 {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for simd' directive into a parallel or another task region?}}
388     for (int j = 0; j < 16; ++j)
389 // expected-error@+2 2 {{reduction variable must be shared}}
390 // expected-error@+1 {{OpenMP constructs may not be nested inside a simd region}}
391 #pragma omp for simd reduction(+ : i, j)
392       for (int k = 0; k < 16; ++k)
393         i += j;
394 }
395 
test_linear()396 void test_linear() {
397   int i;
398 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
399 #pragma omp for simd linear(
400   for (i = 0; i < 16; ++i)
401     ;
402 // expected-error@+2 {{expected expression}}
403 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
404 #pragma omp for simd linear(,
405   for (i = 0; i < 16; ++i)
406     ;
407 // expected-error@+2 {{expected expression}}
408 // expected-error@+1 {{expected expression}}
409 #pragma omp for simd linear(, )
410   for (i = 0; i < 16; ++i)
411     ;
412 // expected-error@+1 {{expected expression}}
413 #pragma omp for simd linear()
414   for (i = 0; i < 16; ++i)
415     ;
416 // expected-error@+1 {{expected expression}}
417 #pragma omp for simd linear(int)
418   for (i = 0; i < 16; ++i)
419     ;
420 // expected-error@+1 {{expected variable name}}
421 #pragma omp for simd linear(0)
422   for (i = 0; i < 16; ++i)
423     ;
424 // expected-error@+1 {{use of undeclared identifier 'x'}}
425 #pragma omp for simd linear(x)
426   for (i = 0; i < 16; ++i)
427     ;
428 // expected-error@+2 {{use of undeclared identifier 'x'}}
429 // expected-error@+1 {{use of undeclared identifier 'y'}}
430 #pragma omp for simd linear(x, y)
431   for (i = 0; i < 16; ++i)
432     ;
433 // expected-error@+3 {{use of undeclared identifier 'x'}}
434 // expected-error@+2 {{use of undeclared identifier 'y'}}
435 // expected-error@+1 {{use of undeclared identifier 'z'}}
436 #pragma omp for simd linear(x, y, z)
437   for (i = 0; i < 16; ++i)
438     ;
439 
440   int x, y;
441 // expected-error@+1 {{expected expression}}
442 #pragma omp for simd linear(x :)
443   for (i = 0; i < 16; ++i)
444     ;
445 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
446 #pragma omp for simd linear(x :, )
447   for (i = 0; i < 16; ++i)
448     ;
449 #pragma omp for simd linear(x : 1)
450   for (i = 0; i < 16; ++i)
451     ;
452 #pragma omp for simd linear(x : 2 * 2)
453   for (i = 0; i < 16; ++i)
454     ;
455 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
456 #pragma omp for simd linear(x : 1, y)
457   for (i = 0; i < 16; ++i)
458     ;
459 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
460 #pragma omp for simd linear(x : 1, y, z : 1)
461   for (i = 0; i < 16; ++i)
462     ;
463 
464 // expected-note@+2 {{defined as linear}}
465 // expected-error@+1 {{linear variable cannot be linear}}
466 #pragma omp for simd linear(x) linear(x)
467   for (i = 0; i < 16; ++i)
468     ;
469 
470 // expected-note@+2 {{defined as private}}
471 // expected-error@+1 {{private variable cannot be linear}}
472 #pragma omp for simd private(x) linear(x)
473   for (i = 0; i < 16; ++i)
474     ;
475 
476 // expected-note@+2 {{defined as linear}}
477 // expected-error@+1 {{linear variable cannot be private}}
478 #pragma omp for simd linear(x) private(x)
479   for (i = 0; i < 16; ++i)
480     ;
481 
482 // expected-warning@+1 {{zero linear step (x and other variables in clause should probably be const)}}
483 #pragma omp for simd linear(x, y : 0)
484   for (i = 0; i < 16; ++i)
485     ;
486 
487 // expected-note@+2 {{defined as linear}}
488 // expected-error@+1 {{linear variable cannot be lastprivate}}
489 #pragma omp for simd linear(x) lastprivate(x)
490   for (i = 0; i < 16; ++i)
491     ;
492 
493 #pragma omp parallel
494 // expected-note@+2 {{defined as lastprivate}}
495 // expected-error@+1 {{lastprivate variable cannot be linear}}
496 #pragma omp for simd lastprivate(x) linear(x)
497   for (i = 0; i < 16; ++i)
498     ;
499 }
500 
test_aligned()501 void test_aligned() {
502   int i;
503 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
504 #pragma omp for simd aligned(
505   for (i = 0; i < 16; ++i)
506     ;
507 // expected-error@+2 {{expected expression}}
508 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
509 #pragma omp for simd aligned(,
510   for (i = 0; i < 16; ++i)
511     ;
512 // expected-error@+2 {{expected expression}}
513 // expected-error@+1 {{expected expression}}
514 #pragma omp for simd aligned(, )
515   for (i = 0; i < 16; ++i)
516     ;
517 // expected-error@+1 {{expected expression}}
518 #pragma omp for simd aligned()
519   for (i = 0; i < 16; ++i)
520     ;
521 // expected-error@+1 {{expected expression}}
522 #pragma omp for simd aligned(int)
523   for (i = 0; i < 16; ++i)
524     ;
525 // expected-error@+1 {{expected variable name}}
526 #pragma omp for simd aligned(0)
527   for (i = 0; i < 16; ++i)
528     ;
529 // expected-error@+1 {{use of undeclared identifier 'x'}}
530 #pragma omp for simd aligned(x)
531   for (i = 0; i < 16; ++i)
532     ;
533 // expected-error@+2 {{use of undeclared identifier 'x'}}
534 // expected-error@+1 {{use of undeclared identifier 'y'}}
535 #pragma omp for simd aligned(x, y)
536   for (i = 0; i < 16; ++i)
537     ;
538 // expected-error@+3 {{use of undeclared identifier 'x'}}
539 // expected-error@+2 {{use of undeclared identifier 'y'}}
540 // expected-error@+1 {{use of undeclared identifier 'z'}}
541 #pragma omp for simd aligned(x, y, z)
542   for (i = 0; i < 16; ++i)
543     ;
544 
545   int *x, y, z[25]; // expected-note 4 {{'y' defined here}}
546 #pragma omp for simd aligned(x)
547   for (i = 0; i < 16; ++i)
548     ;
549 #pragma omp for simd aligned(z)
550   for (i = 0; i < 16; ++i)
551     ;
552 // expected-error@+1 {{expected expression}}
553 #pragma omp for simd aligned(x :)
554   for (i = 0; i < 16; ++i)
555     ;
556 // expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
557 #pragma omp for simd aligned(x :, )
558   for (i = 0; i < 16; ++i)
559     ;
560 #pragma omp for simd aligned(x : 1)
561   for (i = 0; i < 16; ++i)
562     ;
563 #pragma omp for simd aligned(x : 2 * 2)
564   for (i = 0; i < 16; ++i)
565     ;
566 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
567 #pragma omp for simd aligned(x : 1, y)
568   for (i = 0; i < 16; ++i)
569     ;
570 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
571 #pragma omp for simd aligned(x : 1, y, z : 1)
572   for (i = 0; i < 16; ++i)
573     ;
574 
575 // expected-error@+1 {{argument of aligned clause should be array or pointer, not 'int'}}
576 #pragma omp for simd aligned(x, y)
577   for (i = 0; i < 16; ++i)
578     ;
579 // expected-error@+1 {{argument of aligned clause should be array or pointer, not 'int'}}
580 #pragma omp for simd aligned(x, y, z)
581   for (i = 0; i < 16; ++i)
582     ;
583 
584 // expected-note@+2 {{defined as aligned}}
585 // expected-error@+1 {{a variable cannot appear in more than one aligned clause}}
586 #pragma omp for simd aligned(x) aligned(z, x)
587   for (i = 0; i < 16; ++i)
588     ;
589 
590 // expected-note@+3 {{defined as aligned}}
591 // expected-error@+2 {{a variable cannot appear in more than one aligned clause}}
592 // expected-error@+1 2 {{argument of aligned clause should be array or pointer, not 'int'}}
593 #pragma omp for simd aligned(x, y, z) aligned(y, z)
594   for (i = 0; i < 16; ++i)
595     ;
596 }
597 
598 
test_private()599 void test_private() {
600   int i;
601 #pragma omp parallel
602 // expected-error@+2 {{expected expression}}
603 // expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
604 #pragma omp for simd private(
605   for (i = 0; i < 16; ++i)
606     ;
607 #pragma omp parallel
608 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
609 // expected-error@+1 2 {{expected expression}}
610 #pragma omp for simd private(,
611   for (i = 0; i < 16; ++i)
612     ;
613 #pragma omp parallel
614 // expected-error@+1 2 {{expected expression}}
615 #pragma omp for simd private(, )
616   for (i = 0; i < 16; ++i)
617     ;
618 #pragma omp parallel
619 // expected-error@+1 {{expected expression}}
620 #pragma omp for simd private()
621   for (i = 0; i < 16; ++i)
622     ;
623 #pragma omp parallel
624 // expected-error@+1 {{expected expression}}
625 #pragma omp for simd private(int)
626   for (i = 0; i < 16; ++i)
627     ;
628 #pragma omp parallel
629 // expected-error@+1 {{expected variable name}}
630 #pragma omp for simd private(0)
631   for (i = 0; i < 16; ++i)
632     ;
633 
634   int x, y, z;
635 #pragma omp parallel
636 #pragma omp for simd private(x)
637   for (i = 0; i < 16; ++i)
638     ;
639 #pragma omp parallel
640 #pragma omp for simd private(x, y)
641   for (i = 0; i < 16; ++i)
642     ;
643 #pragma omp parallel
644 #pragma omp for simd private(x, y, z)
645   for (i = 0; i < 16; ++i) {
646     x = y * i + z;
647   }
648 }
649 
test_lastprivate()650 void test_lastprivate() {
651   int i;
652 #pragma omp parallel
653 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
654 // expected-error@+1 {{expected expression}}
655 #pragma omp for simd lastprivate(
656   for (i = 0; i < 16; ++i)
657     ;
658 
659 #pragma omp parallel
660 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
661 // expected-error@+1 2 {{expected expression}}
662 #pragma omp for simd lastprivate(,
663   for (i = 0; i < 16; ++i)
664     ;
665 #pragma omp parallel
666 // expected-error@+1 2 {{expected expression}}
667 #pragma omp for simd lastprivate(, )
668   for (i = 0; i < 16; ++i)
669     ;
670 #pragma omp parallel
671 // expected-error@+1 {{expected expression}}
672 #pragma omp for simd lastprivate()
673   for (i = 0; i < 16; ++i)
674     ;
675 #pragma omp parallel
676 // expected-error@+1 {{expected expression}}
677 #pragma omp for simd lastprivate(int)
678   for (i = 0; i < 16; ++i)
679     ;
680 #pragma omp parallel
681 // expected-error@+1 {{expected variable name}}
682 #pragma omp for simd lastprivate(0)
683   for (i = 0; i < 16; ++i)
684     ;
685 
686   int x, y, z;
687 #pragma omp parallel
688 #pragma omp for simd lastprivate(x)
689   for (i = 0; i < 16; ++i)
690     ;
691 #pragma omp parallel
692 #pragma omp for simd lastprivate(x, y)
693   for (i = 0; i < 16; ++i)
694     ;
695 #pragma omp parallel
696 #pragma omp for simd lastprivate(x, y, z)
697   for (i = 0; i < 16; ++i)
698     ;
699 }
700 
test_firstprivate()701 void test_firstprivate() {
702   int i;
703 #pragma omp parallel
704 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
705 // expected-error@+1 {{expected expression}}
706 #pragma omp for simd firstprivate(
707   for (i = 0; i < 16; ++i)
708     ;
709 
710 #pragma omp parallel
711 // expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
712 // expected-error@+1 2 {{expected expression}}
713 #pragma omp for simd firstprivate(,
714   for (i = 0; i < 16; ++i)
715     ;
716 #pragma omp parallel
717 // expected-error@+1 2 {{expected expression}}
718 #pragma omp for simd firstprivate(, )
719   for (i = 0; i < 16; ++i)
720     ;
721 #pragma omp parallel
722 // expected-error@+1 {{expected expression}}
723 #pragma omp for simd firstprivate()
724   for (i = 0; i < 16; ++i)
725     ;
726 #pragma omp parallel
727 // expected-error@+1 {{expected expression}}
728 #pragma omp for simd firstprivate(int)
729   for (i = 0; i < 16; ++i)
730     ;
731 #pragma omp parallel
732 // expected-error@+1 {{expected variable name}}
733 #pragma omp for simd firstprivate(0)
734   for (i = 0; i < 16; ++i)
735     ;
736 
737   int x, y, z;
738 #pragma omp parallel
739 #pragma omp for simd lastprivate(x) firstprivate(x)
740   for (i = 0; i < 16; ++i)
741     ;
742 #pragma omp parallel
743 #pragma omp for simd lastprivate(x, y) firstprivate(x, y)
744   for (i = 0; i < 16; ++i)
745     ;
746 #pragma omp parallel
747 #pragma omp for simd lastprivate(x, y, z) firstprivate(x, y, z)
748   for (i = 0; i < 16; ++i)
749     ;
750 }
751 
test_loop_messages()752 void test_loop_messages() {
753   float a[100], b[100], c[100];
754 #pragma omp parallel
755 // expected-error@+2 {{variable must be of integer or pointer type}}
756 #pragma omp for simd
757   for (float fi = 0; fi < 10.0; fi++) {
758     c[(int)fi] = a[(int)fi] + b[(int)fi];
759   }
760 #pragma omp parallel
761 // expected-error@+2 {{variable must be of integer or pointer type}}
762 #pragma omp for simd
763   for (double fi = 0; fi < 10.0; fi++) {
764     c[(int)fi] = a[(int)fi] + b[(int)fi];
765   }
766 }
767 
test_nontemporal()768 void test_nontemporal() {
769   int i;
770 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
771 #pragma omp for simd nontemporal(
772   for (i = 0; i < 16; ++i)
773     ;
774 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 2 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
775 #pragma omp for simd nontemporal(,
776   for (i = 0; i < 16; ++i)
777     ;
778 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 2 {{expected expression}}
779 #pragma omp for simd nontemporal(, )
780   for (i = 0; i < 16; ++i)
781     ;
782 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{expected expression}}
783 #pragma omp for simd nontemporal()
784   for (i = 0; i < 16; ++i)
785     ;
786 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{expected expression}}
787 #pragma omp for simd nontemporal(int)
788   for (i = 0; i < 16; ++i)
789     ;
790 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} omp50-error@+1 {{expected variable name}}
791 #pragma omp for simd nontemporal(0)
792   for (i = 0; i < 16; ++i)
793     ;
794 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{use of undeclared identifier 'x'}}
795 #pragma omp for simd nontemporal(x)
796   for (i = 0; i < 16; ++i)
797     ;
798 // expected-error@+2 {{use of undeclared identifier 'x'}}
799 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{use of undeclared identifier 'y'}}
800 #pragma omp for simd nontemporal(x, y)
801   for (i = 0; i < 16; ++i)
802     ;
803 // expected-error@+3 {{use of undeclared identifier 'x'}}
804 // expected-error@+2 {{use of undeclared identifier 'y'}}
805 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{use of undeclared identifier 'z'}}
806 #pragma omp for simd nontemporal(x, y, z)
807   for (i = 0; i < 16; ++i)
808     ;
809 
810   int x, y;
811 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{expected ',' or ')' in 'nontemporal' clause}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
812 #pragma omp for simd nontemporal(x :)
813   for (i = 0; i < 16; ++i)
814     ;
815 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}} expected-error@+1 {{expected ',' or ')' in 'nontemporal' clause}}
816 #pragma omp for simd nontemporal(x :, )
817   for (i = 0; i < 16; ++i)
818     ;
819 
820 // omp50-note@+2 {{defined as nontemporal}}
821 // omp45-error@+1 2 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} omp50-error@+1 {{a variable cannot appear in more than one nontemporal clause}}
822 #pragma omp for simd nontemporal(x) nontemporal(x)
823   for (i = 0; i < 16; ++i)
824     ;
825 
826 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}}
827 #pragma omp for simd private(x) nontemporal(x)
828   for (i = 0; i < 16; ++i)
829     ;
830 
831 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}}
832 #pragma omp for simd nontemporal(x) private(x)
833   for (i = 0; i < 16; ++i)
834     ;
835 
836 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}} expected-note@+1 {{to match this '('}} expected-error@+1 {{expected ',' or ')' in 'nontemporal' clause}} expected-error@+1 {{expected ')'}}
837 #pragma omp for simd nontemporal(x, y : 0)
838   for (i = 0; i < 16; ++i)
839     ;
840 
841 #pragma omp parallel
842 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}}
843 #pragma omp for simd nontemporal(x) lastprivate(x)
844   for (i = 0; i < 16; ++i)
845     ;
846 
847 #pragma omp parallel
848 // omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp for simd'}}
849 #pragma omp for simd lastprivate(x) nontemporal(x)
850   for (i = 0; i < 16; ++i)
851     ;
852 #pragma omp for simd order // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp for simd'}} expected-error {{expected '(' after 'order'}}
853   for (int i = 0; i < 10; ++i)
854     ;
855 #pragma omp for simd order( // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp for simd'}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp50-error {{expected 'concurrent' in OpenMP clause 'order'}}
856   for (int i = 0; i < 10; ++i)
857     ;
858 #pragma omp for simd order(none // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp for simd'}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp50-error {{expected 'concurrent' in OpenMP clause 'order'}}
859   for (int i = 0; i < 10; ++i)
860     ;
861 #pragma omp for simd order(concurrent // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp for simd'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
862   for (int i = 0; i < 10; ++i)
863     ;
864 #pragma omp for simd order(concurrent) // omp45-error {{unexpected OpenMP clause 'order' in directive '#pragma omp for simd'}}
865   for (int i = 0; i < 10; ++i)
866     ;
867 }
868 
869