function main(ARGV)
{ 

sweep = "40";

commit(
	o_fn(30,
		intersection(
			difference(color(1,0,0,cylinder(1,1)), color(0,1,0,translate(0,0,-1.5,cylinder(0.4,4)))),
			color(0,0,1,translate(0,-1,-1,cube(5, 5, 5))),
# difference statement, if here, does not trigger bug
			color(1,0,1,rotate(0,0,-sweep, translate(-1,-2,-2,cube(10,2,10))))
		),
	)
);
}