# Create the lazy attribute.
	#
	# see `mlazypropdef` for more information about this property.
	fun create_lazy: AAttrPropdef
	is
		expect(has_value and mpropdef != null) # The only way to get a null `mpropdef` is when the attribute is defined as `abstract`. But if the attribute has a value, it cannot be abstract.
	do
		if self.mlazypropdef != null then return self # Self already has a `mlazypropdef`
		is_lazy = true
		var mlazyprop = new MAttribute(mpropdef.mclassdef, "lazy _" + name, self.location, none_visibility)
		mlazyprop.is_fictive = true
		var mlazypropdef = new MAttributeDef(mpropdef.mclassdef, mlazyprop, self.location)
		mlazypropdef.is_fictive = true
		self.mlazypropdef = mlazypropdef
		return self
	end