# Evaluate, store and return the default value of the attribute
	private fun evaluate_expr(v: JavaCompilerVisitor, recv: RuntimeVariable): RuntimeVariable do
		var old = v.frame
		var frame = new JavaStaticFrame(v, self.mreadpropdef.as(not null), recv.mcasttype.undecorate.as(MClassType), [recv])
		v.frame = frame

		var value
		var mtype = self.mtype
		assert mtype != null

		var nexpr = self.n_expr
		var nblock = self.n_block
		if nexpr != null then
			value = v.expr(nexpr, mtype)
		else if nblock != null then
			value = v.new_var(mtype)
			frame.returnvar = value
			frame.returnlabel = v.get_name("RET_LABEL")
			v.add("{frame.returnlabel.as(not null)}: \{")
			v.stmt(nblock)
			v.add("\}")
		else
			abort
		end

		v.write_attribute(self.mpropdef.as(not null).mproperty, recv, value)
		v.frame = old
		return value
	end