diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/jaeger/bug589108.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/jaeger/bug589108.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,10 @@
+try {
+    var x
+    for (x in [x])
+    gczeal(2)
+    new NaN
+} catch(e) {}
+(function() {
+    for (a in [Boolean(), x.t]) {}
+} (function() {}))
+