diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/saved-stacks/generators.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/saved-stacks/generators.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,15 @@
+// Test that we can save stacks which have generator frames.
+
+const { value: frame } = (function iife1() {
+  return (function* generator() {
+    yield (function iife2() {
+      return saveStack();
+    }());
+  }()).next();
+}());
+
+assertEq(frame.functionDisplayName, "iife2");
+assertEq(frame.parent.functionDisplayName, "generator");
+assertEq(frame.parent.parent.functionDisplayName, "iife1");
+assertEq(frame.parent.parent.parent.functionDisplayName, null);
+assertEq(frame.parent.parent.parent.parent, null);