diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/closures/setname-closure.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/closures/setname-closure.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,25 @@
+actual = '';
+expected = '2,4,8,16,32,undefined,64,128,256,512,1024,undefined,2048,4096,8192,16384,32768,undefined,65536,131072,262144,524288,1048576,undefined,2097152,4194304,8388608,16777216,33554432,undefined,';
+
+var f = function() {
+  var p = 1;
+  
+  function g() {
+    for (var i = 0; i < 5; ++i) {
+      p = p * 2;
+      appendToActual(p);
+    }
+  }
+  
+  return g;
+}
+
+var g = f();
+for (var i = 0; i < 5; ++i) {
+  g();
+  appendToActual();
+}
+
+
+
+assertEq(actual, expected)