diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/ion/bug792166-2.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/ion/bug792166-2.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+try {
+  __defineGetter__("eval", function() {
+    this["__proto__"]
+  })
+  delete this["__proto__"]
+  this["__proto__"]
+} catch (e) {}
+eval