Upload Kmake

deps/v8/test/mjsunit/turboshaft/maglev-frontend/constructors.js

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+// Copyright 2024 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 --turbolev --turbofan
+
+class A extends Object {
+  constructor(b) {
+    super();
+    this.x = b;
+    this.y = 42;
+  }
+}
+
+class B extends A {
+  constructor(b) {
+    super(b);
+    this.z = 12;
+  }
+}
+
+%PrepareFunctionForOptimization(B);
+let o = new B();
+%OptimizeFunctionOnNextCall(B);
+assertEquals(o, new B());
+assertOptimized(B);