ref: 75e55c54a0e4f7322f5ab83a22c5b1025069e92e
dir: /test/matchbind.myr/
type u = union
`Int int
`Chr char
`Nil
;;
const main = {
var v
v = `Int 11
match v
`Int 127:
-> 42
;;
`Int x:
-> x
;;
`Chr 'a':
-> 4
;;
`Nil:
-> 6
;;
;;
}