class Vehicle

	var _v as bool

	cue init
		base.init
		_v = true

	get v from var


class Car inherits Vehicle

	var _c as bool

	cue init
		base.init  # test base.init call with no args
		_c = true

	get c from var


class Truck inherits Vehicle
	
	cue init
		base.init()  # .warning. Unnecessary parentheses


class Test

	def main is shared
		c = Car()
		assert c.v
		assert c.c