Upload Kmake

deps/v8/test/mjsunit/regress/regress-crbug-1251366.js

@@ -0,0 +1,20 @@
+// Copyright 2021 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.
+
+Object.defineProperty(Object.prototype, "x", {
+    set: function (val) {}
+});
+
+Object.defineProperty(Object.prototype, "0", {
+    set: function (val) {}
+});
+
+let o = {...{}, x: 3};
+assertEquals(3, o.x);
+
+let o2 = {...{x: 1}, x: 3};
+assertEquals(3, o2.x);
+
+let o3 = {...{}, 0: 42}
+assertEquals(42, o3[0]);