package fail

type UserID int64
type OrderID int64
type Item struct{ N int }

func invalid() {
	var i int
	var j int64
	_ = i + j
	var uid UserID
	var oid OrderID = uid
	_ = oid
	_ = uint8(257)
	s := []int{1}
	_ = s == s
	m := map[string]Item{"x": {N: 1}}
	_ = &m["x"]
	m["x"].N = 2
	text := "abc"
	text[0] = 'A'
}