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/* { dg-do compile } */

/* { dg-options "-O2 -fdump-tree-optimized" } */

void test2(void)

{

  int *p = __builtin_malloc (sizeof (int) * 4);

  if (p == (void *)0)

    __builtin_abort ();

  __builtin_free (p);

}

void test5(int b)

{

  int *p = __builtin_malloc (sizeof (int) * 4);

  if (p)

    __builtin_free (p);

}

void test6(void)

{

  int *p = __builtin_malloc (sizeof (int) * 4);

  if (p == (void *)0)

    __builtin_abort ();

  if (p)

    __builtin_free (p);

}

/* We should be able to remove all malloc/free pairs with CDDCE.

   Assume p was non-NULL for test2.

   For test5, it doesn't matter if p is NULL or non-NULL.  */

/* { dg-final { scan-tree-dump-times "free" 0 "optimized" { xfail *-*-* } } } */

/* { dg-final { scan-tree-dump-times "malloc" 0 "optimized" { xfail *-*-* } } } */

/* But make sure we don't partially optimize for now.  */

/* { dg-final { scan-tree-dump-times "free" 3 "optimized" } } */

/* { dg-final { scan-tree-dump-times "malloc" 3 "optimized" } } */

/* { dg-final { cleanup-tree-dump "optimized" } } */