idris-0.9.9.3: test/reg007/reg007.lidr
> module B > import A > isSame : A.n = A.lala > isSame = refl > A.n = Z -- This is where it's at! > A.lala = S Z > hurrah : Z = S Z > hurrah = isSame
> module B > import A > isSame : A.n = A.lala > isSame = refl > A.n = Z -- This is where it's at! > A.lala = S Z > hurrah : Z = S Z > hurrah = isSame