diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/auto-regress/bug692300.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/auto-regress/bug692300.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,10 @@
+// Binary: cache/js-dbg-64-38a487da2def-linux
+// Flags:
+//
+
+var x = newGlobal().Date;
+var OBJ = new MyObject( new x(0) );
+try { eval("OBJ.valueOf()"); } catch(exc1) {}
+function MyObject( value ) {
+  this.valueOf = x.prototype.valueOf;
+}