Frag17

type t
interpret t -> int

function f(X:t) : t

function foo(X:t) = f(X) = X

definition f(X) = X

function g(X:t) : t
var p : t

function h(X:t) : t
definition h(Z) =  Z
function bar(X:t) = f(X) = h(X)

var q : bool

object test3 = {
    relation r(X:t)
    definition r(X) = (X <= p)
    axiom r(p)
}

result: OK