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diff --git a/test/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-b-ii-5.js b/test/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-b-ii-5.js
new file mode 100644
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+++ b/test/built-ins/Array/prototype/lastIndexOf/15.4.4.15-8-b-ii-5.js
@@ -0,0 +1,16 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// Ecma International makes this code available under the terms and conditions set
+// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
+// "Use Terms").   Any redistribution of this code must retain the above
+// copyright and this notice and otherwise comply with the Use Terms.
+
+/*---
+es5id: 15.4.4.15-8-b-ii-5
+description: Array.prototype.lastIndexOf - search element is -NaN
+includes: [runTestCase.js]
+---*/
+
+function testcase() {
+        return [+NaN, NaN, -NaN].lastIndexOf(-NaN) === -1;
+    }
+runTestCase(testcase);