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|
(* TEST *)
type t = A|B|C|D
type s =
| G of t
| E of t
| H of t
| F of (unit list * t)
| I of t
let r = ref 0
let set x = r := x
let f x =
match x with
| E B | F ([()], B) -> set 0
| E x | F ([()], x) when Sys.opaque_identity true -> set 1
| E _ -> set 2
| F _ -> set 3
| G _ | H _ | I _ -> set 4
|
