diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/ion/popn.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/ion/popn.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,11 @@
+function f() {
+    var t = 0;
+    for (var j = 0; j < 10; j++) {
+	for (var i = 0; i < 9; ++i) {
+            var [r, g, b] = [1, i, -10];
+            t += r + g + b;
+	}
+    }
+    return t;
+}
+assertEq(f(), -450);