diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/testClosureIncrSideExit.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/testClosureIncrSideExit.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,17 @@
+function testClosureIncrSideExit() {
+    let(f = function (y) {
+        let(ff = function (g) {
+            for each(let h in g) {
+                if (++y > 5) {
+                    return 'ddd';
+                }
+            }
+            return 'qqq';
+        }) {
+            return ff(['', null, '', false, '', '', null]);
+        }
+    }) {
+        return f(-1);
+    }
+}
+assertEq(testClosureIncrSideExit(), "ddd");