diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/ion/try-catch-5.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/ion/try-catch-5.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,8 @@
+function x() {
+    try {
+	do {
+	    var { q , gen } = t;
+	} while(false);
+    } catch (e) {}
+}
+x();