1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug1189744.js b/js/src/jit-test/tests/basic/bug1189744.js
new file mode 100644
index 0000000000..6d202e702c
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug1189744.js
@@ -0,0 +1,11 @@
+var obj;
+for (var i = 0; i < 100; i++)
+    obj = {a: 7, b: 13, c: 42, d: 0};
+
+Object.defineProperty(obj, "x", {
+    get: function () { return 3; }
+});
+obj.__ob__ = 17;
+
+Object.defineProperty(obj, "c", {value: 8, writable: true});
+assertEq(obj.__ob__, 17);