michael@0: (function() {
michael@0:   for each(let d in [{}, {}, 0]) {
michael@0:     for each(e in [0, 0, 0, 0, 0, 0, 0, 0, 0]) {
michael@0:       d.__defineSetter__("", function() {})
michael@0:     }
michael@0:   }
michael@0: })()
michael@0: 
michael@0: // don't assert