[thirdparty/gcc.git] / gcc / testsuite / gcc.dg / tree-ssa / if-to-switch-6.c

/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-iftoswitch-optimized --param case-values-threshold=5" } */

int global;
int foo ();

int main(int argc, char **argv)
{
  if (argc >= 1 && argc <= 10)
    foo ();
  else if (argc == 12)
    {
      global += 1;
    }
  else if (argc == 13)
    {
      foo ();
      foo ();
    }
  else if (argc == 14)
    {
      foo ();
    }
  /* This will be removed with EVRP.  */
  else if (argc == 5)
    {
      global = 2;
    }
  /* This will be removed with EVRP.  */
  else if (argc >= 7 && argc <= 9)
    {
      global = 2;
    }

  else
    global -= 123;

  global -= 12;
  return 0;
}

/* { dg-final { scan-tree-dump-not "Condition chain" "iftoswitch" } } */
Commit	Line	Data
03eb0929	1	/* { dg-do compile } */
485b40a5	2	/* { dg-options "-O2 -fdump-tree-iftoswitch-optimized --param case-values-threshold=5" } */
03eb0929 ML	3
	4	int global;
	5	int foo ();
	6
	7	int main(int argc, char **argv)
	8	{
	9	if (argc >= 1 && argc <= 10)
	10	foo ();
	11	else if (argc == 12)
	12	{
	13	global += 1;
	14	}
	15	else if (argc == 13)
	16	{
	17	foo ();
	18	foo ();
	19	}
	20	else if (argc == 14)
	21	{
	22	foo ();
	23	}
	24	/* This will be removed with EVRP. */
	25	else if (argc == 5)
	26	{
	27	global = 2;
	28	}
	29	/* This will be removed with EVRP. */
	30	else if (argc >= 7 && argc <= 9)
	31	{
	32	global = 2;
	33	}
	34
	35	else
	36	global -= 123;
	37
	38	global -= 12;
	39	return 0;
	40	}
	41
	42	/* { dg-final { scan-tree-dump-not "Condition chain" "iftoswitch" } } */