Upload Kmake

deps/v8/test/mjsunit/regress/regress-crbug-827013.js

@@ -0,0 +1,22 @@
+// Copyright 2018 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+(function Test() {
+  var f = () => 42;
+  function modify_f() {
+    delete f.length;
+    delete f.name;
+
+    var g = Object.create(f);
+    for (var i = 0; i < 5; i++) {
+      g.dummy;
+    }
+  }
+  %EnsureFeedbackVectorForFunction(f);
+  assertTrue(%HasFastProperties(f));
+
+  var h = f.bind(this);
+})();