1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-10-8.js b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-10-8.js
new file mode 100644
index 0000000000..a13c8c6f39
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-10-8.js
@@ -0,0 +1,23 @@
+// 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 visit expandos
+---*/
+
+var callCnt = 0;
+
+function callbackfn(prevVal, curVal, idx, obj)
+{
+  callCnt++;
+  return curVal;
+}
+var srcArr = ['1', '2', '3', '4', '5'];
+srcArr["i"] = 10;
+srcArr[true] = 11;
+srcArr.reduce(callbackfn);
+
+assert.sameValue(callCnt, 4, 'callCnt');
+
+reportCompare(0, 0);