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/* Test __atomic routines for existence and execution.  */

/* { dg-do run } */

/* Test that __atomic_test_and_set and __atomic_clear builtins execute.  */

extern void abort(void);

unsigned char a;

main ()

{

  int b;

  __atomic_clear (&a, __ATOMIC_RELAXED);

  if (a != 0)

    abort ();

  b = __atomic_test_and_set (&a, __ATOMIC_SEQ_CST);

  if (a != __GCC_ATOMIC_TEST_AND_SET_TRUEVAL || b != 0)

    abort ();

  b = __atomic_test_and_set (&a, __ATOMIC_ACQ_REL);

  if (a != __GCC_ATOMIC_TEST_AND_SET_TRUEVAL || b != 1)

    abort ();

  __atomic_clear (&a, __ATOMIC_SEQ_CST);

  if (a != 0)

    abort ();

  return 0;

}