Upload Kmake

deps/v8/test/mjsunit/shared-memory/regress-crbug-1487973.js

@@ -0,0 +1,29 @@
+// 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.
+
+// Flags: --expose-externalize-string --shared-string-table
+// Flags: --allow-natives-syntax
+
+function CheckExternal() {
+  let o = {};
+  const key = "25964";
+  externalizeString(key);
+  o[key] = 'foo';
+  assertTrue(Reflect.has(o, key));
+}
+
+CheckExternal();
+
+function CheckInternalizedExternal() {
+  let o = {};
+  const key = createExternalizableString("259" + "63");
+  const shared_key = %ShareObject(key);
+  externalizeString(shared_key);
+  %InternalizeString("25963");
+  %InternalizeString(shared_key);
+  o[shared_key] = 'foo';
+  assertTrue(Reflect.has(o, shared_key));
+}
+
+CheckInternalizedExternal();