Upload Kmake

deps/v8/test/mjsunit/compiler/test-literal-map-migration.js

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+// 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.
+
+// Flags: --allow-natives-syntax --turbofan --no-always-turbofan
+
+function f() {
+  let r = [];
+  let o1 = { x: 5 };
+  let o2 = { y: 5, inner: { n: 5 } };
+  r.push(o1);
+  r.push(o2);
+  return r;
+}
+
+%PrepareFunctionForOptimization(f);
+{
+  let r = f();
+  f();
+
+  // Deprecate all the maps.
+  r[0].x = 5.5;
+  r[1].y = 5.5;
+  r[1].inner.n = 5.5;
+}
+// We will optimize despite deprecated maps in the boilerplates.
+// until code finalization.
+%OptimizeFunctionOnNextCall(f);
+f();
+assertOptimized(f);