[thirdparty/gcc.git] / gcc / testsuite / gcc.dg / tree-ssa / if-to-switch-11.c

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

struct f {
  int len;
  int arr[4];
};

int
test (struct f const *const f)
{
  if (f->arr[3] == 1) {
    return 12;
  } else if (f->arr[3] == 2) {
    return 27;
  } else if (f->arr[3] == 3) {
    return 38;
  } else if (f->arr[3] == 4) {
    return 18;
  } else if (f->arr[3] == 5) {
    return 58;
  } else if (f->arr[3] == 6) {
    return 68;
  }
  return 0;
}

/* { dg-final { scan-tree-dump "Canonical GIMPLE case clusters: 1 2 3 4 5 6" "iftoswitch" } } */
Commit	Line	Data
57424087 XL	1	/* { dg-do compile } */
	2	/* { dg-options "-O2 -fdump-tree-iftoswitch-optimized" } */
	3
	4	struct f {
	5	int len;
	6	int arr[4];
	7	};
	8
	9	int
	10	test (struct f const *const f)
	11	{
	12	if (f->arr[3] == 1) {
	13	return 12;
	14	} else if (f->arr[3] == 2) {
	15	return 27;
	16	} else if (f->arr[3] == 3) {
	17	return 38;
	18	} else if (f->arr[3] == 4) {
	19	return 18;
	20	} else if (f->arr[3] == 5) {
	21	return 58;
	22	} else if (f->arr[3] == 6) {
	23	return 68;
	24	}
	25	return 0;
	26	}
	27
	28	/* { dg-final { scan-tree-dump "Canonical GIMPLE case clusters: 1 2 3 4 5 6" "iftoswitch" } } */