1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-8-c-4.js b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-8-c-4.js
new file mode 100644
index 0000000000..432919dc10
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-8-c-4.js
@@ -0,0 +1,20 @@
+// 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.reduce
+description: >
+    Array.prototype.reduce doesn't throw error when array has no own
+    properties but prototype contains a single property
+---*/
+
+var arr = [, , , ];
+
+try {
+  Array.prototype[1] = "prototype";
+  arr.reduce(function() {});
+} finally {
+  delete Array.prototype[1];
+}
+
+reportCompare(0, 0);