1 /* { dg-do compile } */
2 /* { dg-options "-fopenmp -O3 -fdump-tree-vect-details" } */
3 /* { dg-final { scan-tree-dump-times "vectorized 0 loops in function" 4 "vect" } } */
4 
5 int a[1024];
6 
7 void
foo(void)8 foo (void)
9 {
10   #pragma omp simd if (0)
11   for (int i = 0; i < 1024; ++i)
12     a[i] = a[i] + 1;
13 }
14 
15 void
bar(void)16 bar (void)
17 {
18   #pragma omp simd if (0) safelen (256) simdlen (8)
19   for (int i = 0; i < 512; ++i)
20     a[i] = a[i] + 1;
21 }
22 
23 void
baz(void)24 baz (void)
25 {
26   #pragma omp simd safelen (256) simdlen (1)
27   for (int i = 0; i < 512; ++i)
28     a[i] = a[i] + 1;
29 }
30 
31 void
qux(void)32 qux (void)
33 {
34   #pragma omp simd simdlen (1) if (1)
35   for (int i = 0; i < 512; ++i)
36     a[i] = a[i] + 1;
37 }
38