original.name="ConstrainedInt_Invalid_11"
======
>>> main.whiley
type nat is (int x) where x >= 0
type pos is (int x) where x > 0
function f(nat y) :
debug "F(NAT)"
function f(pos x) :
debug "F(INT)"
public export method test() :
f(-1)
f(1)
---
E604 main.whiley 11,4
E604 main.whiley 12,4