Upload Kmake

deps/v8/test/mjsunit/regress/regress-6711.js

@@ -0,0 +1,21 @@
+// Copyright 2019 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.
+
+// ensure `delete this` throws before `super` is called.
+assertThrows(()=>{
+  new class extends Object {
+    constructor() {
+      delete this;
+      super();
+    }
+  }
+}, ReferenceError);
+
+// ensure `delete this` doesn't throw after `super` is called.
+new class extends Object {
+  constructor() {
+    super();
+    delete this;
+  }
+}