diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/testWithAndShadowing.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/testWithAndShadowing.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,14 @@
+// see bug 470795
+var o = [{},{},{i:42}]
+var i;
+var s = [];
+for (var j = 0; j < 3; ++j) {
+    with (o[j]) {
+	for (i = 0; i < 2; ++i) {
+	    s.push(j);
+            s.push(i);
+	} 
+    }
+}
+assertEq(s.join(), '0,0,0,1,1,0,1,1,2,0,2,1');
+