/* { dg-additional-options "-O2" } */
/* { dg-additional-options "-fdump-tree-ealias-all" } */

void
foo (void)
{
  unsigned int a;
  unsigned int b;
  unsigned int c;
  unsigned int d;

#pragma acc kernels copyin (a) create (b) copyout (c) copy (d)
  {
    a = 0;
    b = 0;
    c = 0;
    d = 0;
  }
}

/* { dg-final { scan-tree-dump-times "clique 1 base 1" 4 "ealias" } } */
/* { dg-final { scan-tree-dump-times "clique 1 base 2" 1 "ealias" } } */
/* { dg-final { scan-tree-dump-times "clique 1 base 3" 1 "ealias" } } */
/* { dg-final { scan-tree-dump-times "clique 1 base 4" 1 "ealias" } } */
/* { dg-final { scan-tree-dump-times "clique 1 base 5" 1 "ealias" } } */
/* { dg-final { scan-tree-dump-times "(?n)clique .* base .*" 8 "ealias" } } */