1 files changed, 5 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/date.js b/deps/v8/test/mjsunit/date.js
index 0fa23f8de1..1c637f7fe3 100644
--- a/deps/v8/test/mjsunit/date.js
+++ b/deps/v8/test/mjsunit/date.js
@@ -341,6 +341,11 @@ date.getYear();
 assertThrows(function() { Date.prototype.getYear.call(""); }, TypeError);
 assertUnoptimized(Date.prototype.getYear);
 
+(function TestDatePrototypeOrdinaryObject() {
+  assertEquals(Object.prototype, Date.prototype.__proto__);
+  assertThrows(function () { Date.prototype.toString() }, TypeError);
+})();
+
 delete Date.prototype.getUTCFullYear;
 delete Date.prototype.getUTCMonth;
 delete Date.prototype.getUTCDate;