diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/jaeger/bug585540.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/jaeger/bug585540.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,13 @@
+try {
+    (function () {
+        gczeal(2)()
+    })()
+} catch (e) {}
+(function () {
+    for (y in [/x/, Boolean, Boolean, 0, Boolean]) {
+        [Math.floor(this)].some(function () {})
+    }
+})()
+
+/* Don't crash. */
+