original.name="Coercion_Invalid_8"
======
>>> main.whiley
type urf1nat is (int n) where n > 0
type turf1nat is (int x) where x > 10
type wurf1nat is urf1nat | turf1nat
function f(wurf1nat x) -> int:
return x
function g(int x) -> int:
return f(x)
---
E400 main.whiley 12,13