1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/bug1133196.js b/js/src/jit-test/tests/debug/bug1133196.js
new file mode 100644
index 000000000..60d963a8b
--- /dev/null
+++ b/js/src/jit-test/tests/debug/bug1133196.js
@@ -0,0 +1,16 @@
+// |jit-test| error: TypeError
+
+var g = newGlobal();
+g.parent = this;
+g.eval("(" + function() {
+    var dbg = new Debugger(parent);
+    dbg.onExceptionUnwind = function(frame) {
+        frame.older.onStep = function() {}
+    };
+} + ")()");
+function f() {
+    (function inner(arr) {
+        inner(arr.map);
+    })([]);
+}
+f();