ref: 09f4922d56d1946aa02d5fedccb53b8a32d76ad2 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 ;; ;; }