1 files changed, 11 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-646820-2.js b/js/src/tests/non262/regress/regress-646820-2.js
new file mode 100644
index 0000000000..e75c4d37cc
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-646820-2.js
@@ -0,0 +1,11 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+(function () {
+    var obj = {prop: 1};
+    var [x, {prop: y}] = [function () { return y; }, obj];
+    assertEq(y, 1);
+    assertEq(x(), 1);
+})();
+
+reportCompare(0, 0, 'ok');