class A
	pass

class B
	pass


class Test

	def main is shared
		a = A()
# to-do: see AbstractToExpr		b = a to B  # .er ror. The given expression, of type "A", can never be cast to a "B"

		x = ['aoeu']
		c = x to List<of String>()  # .error. unexpected call

		print c