diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/jaeger/bug678141.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/jaeger/bug678141.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,10 @@
+
+c = {}.__proto__[1] = 3;
+(function() {
+    function b(a) {
+        return a
+    }
+    for each(let z in [{}]) {
+        print(new b(z))
+    }
+})()