Upload Kmake

deps/v8/test/mjsunit/regress/regress-crbug-1472121.js

@@ -0,0 +1,18 @@
+// Copyright 2023 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.
+
+let a = {p0: 1, p1: 1, p2: 1, p3: 1, p4: 1, p5: 1, p6: 1, p7: 1, p8: 1};
+a.p9 = 1;
+function throwaway() {
+  return {...a, __proto__: null};
+}
+  for (let j = 0; j < 100; ++j)  // IC
+    throwaway();
+  for (let key in a) a[key] = {};
+function func() {
+  return {...a, __proto__: null};
+}
+for (let j = 0; j < 100; ++j)  // IC
+corrupted = func();
+corrupted.p9 = 0x42424242 >> 1;