/* { dg-do run } */

#include <stdlib.h>
#include <openacc.h>

int
main (int argc, char **argv)
{
  int devnum;

  if (acc_get_device_type () == acc_device_default)
    abort ();

  if (acc_get_num_devices (acc_device_nvidia) == 0)
    return 0;

  acc_set_device_type (acc_device_nvidia);

  if (acc_get_device_type () != acc_device_nvidia)
    abort ();

  acc_shutdown (acc_device_nvidia);

  acc_set_device_type (acc_device_nvidia);

  if (acc_get_device_type () != acc_device_nvidia)
    abort ();

  devnum = acc_get_num_devices (acc_device_host);
  if (devnum != 1)
    abort ();

  acc_shutdown (acc_device_nvidia);

  if (acc_get_device_type () == acc_device_default)
    abort ();

  return 0;
}