1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-22.js b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-22.js
new file mode 100644
index 0000000000..66c7181a62
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/lastIndexOf/15.4.4.15-5-22.js
@@ -0,0 +1,22 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.lastindexof
+description: >
+    Array.prototype.lastIndexOf - value of 'fromIndex' which is an
+    object, and has an own valueOf method
+---*/
+
+var fromIndex = {
+  valueOf: function() {
+    return 2;
+  }
+};
+
+var targetObj = function() {};
+
+assert.sameValue([0, true, targetObj, 3, false].lastIndexOf(targetObj, fromIndex), 2, '[0, true, targetObj, 3, false].lastIndexOf(targetObj, fromIndex)');
+assert.sameValue([0, true, 3, targetObj, false].lastIndexOf(targetObj, fromIndex), -1, '[0, true, 3, targetObj, false].lastIndexOf(targetObj, fromIndex)');
+
+reportCompare(0, 0);