src/third_party/mozjs-45/js/src/jit-test/tests/arguments/bug554670-1.js - cobalt - Git at Google

 x = true;
 (function() {
   for each(let c in [0, x]) {
     (arguments)[4] *= c
   }
 })()

 // don't assert
	x = true;
	(function() {
	for each(let c in [0, x]) {
	(arguments)[4] *= c
	}
	})()

	// don't assert