File: poly_pair.sail

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sail-ocaml 0.19.1%2Bdfsg5-1
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default Order dec

$[sv_module { stdout = true }]
val print_endline = "print_endline" : string -> unit

val eq_int = { lem: "eq", coq: "Z.eqb", lean: "BEq.beq", _: "eq_int" } : (int, int) -> bool

union test('a : Type, 'b : Type) = {
  Ctor1 : ('a, 'b),
  Ctor2 : int
}

val main : unit -> unit

function main() = {
  let x = Ctor1(3, 2);
  match x {
    Ctor1(y, z) if eq_int(y, 3) => print_endline("1"),
    _ => print_endline("2")
  };
}