diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/bug852016-2.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/bug852016-2.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+
+function foo(str) {
+  var x = eval(str); yield x[0];
+}
+for (var i = 0; i < 5; i++)
+  assertEq(foo("[4,5,6]").next(), 4);
+for (var i = 0; i < 5; i++)
+  assertEq(foo("arguments").next(), "arguments");