1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-646820-1.js b/js/src/tests/non262/regress/regress-646820-1.js
new file mode 100644
index 0000000000..6a03ec4f1e
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-646820-1.js
@@ -0,0 +1,9 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+(function () {
+    var [x, y] = [1, function () { return x; }];
+    assertEq(y(), 1);
+})();
+
+reportCompare(0, 0, 'ok');