diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/basic/bug744356.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/basic/bug744356.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,14 @@
+// |jit-test| error: ReferenceError;
+gczeal(4);
+function gen() {
+  var c = [1, "x"];
+  try {
+    yield c;
+  } finally {
+    gc();
+  }
+}
+var iter = gen();
+for (i in iter) {
+  (SECTION)();
+}