diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug488421.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug488421.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,12 @@
+// Binary: cache/js-dbg-64-862693caa320-linux
+// Flags:
+//
+function f(foo)
+{
+  var x;
+  eval("__defineGetter__(\"y\", function ()x)");
+}
+f("");
+try {
+((function(){ throw y })())
+} catch(exc1) {}