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/* { dg-additional-options "-O2" } */
/* { dg-additional-options "-ftree-parallelize-loops=32" } */
/* { dg-additional-options "-fdump-tree-parloops1-all" } */
/* { dg-additional-options "-fdump-tree-optimized" } */
#include <stdlib.h>
#define N (1024 * 512)
#define COUNTERTYPE unsigned int
int
main (void)
{
unsigned int i;
unsigned int *__restrict c;
c = (unsigned int *__restrict)malloc (N * sizeof (unsigned int));
for (COUNTERTYPE i = 0; i < N; i++)
c[i] = i * 2;
#pragma acc kernels copy (c[0:N])
{
#ifdef ACC_LOOP
#pragma acc loop
#endif
for (COUNTERTYPE ii = 0; ii < N; ii++)
c[ii] = c[ii] + ii + 1;
}
for (COUNTERTYPE i = 0; i < N; i++)
if (c[i] != i * 2 + i + 1)
abort ();
free (c);
return 0;
}
/* Check that only one loop is analyzed, and that it can be parallelized. */
/* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 1 "parloops1" } } */
/* { dg-final { scan-tree-dump-not "FAILED:" "parloops1" } } */
/* Check that the loop has been split off into a function. */
/* { dg-final { scan-tree-dump-times "(?n);; Function .*main._omp_fn.0" 1 "optimized" } } */
/* { dg-final { scan-tree-dump-times "(?n)oacc function \\(32," 1 "parloops1" } } */
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