whiley_test_file 0.6.2

original.name="MethodCall_Invalid_2"
======
>>> main.whiley
type dummy is &{int x}

method f(dummy _this, int x) -> int:
    return 1

public export method test(&int _this) :
    f(_this, 1)

---
E400 main.whiley 7,6:10