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Kmake/deps/v8/test/mjsunit/turboshaft/maglev-frontend/new-derived.js
2026-05-26 23:36:42 -07:00

18 lines
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JavaScript

// 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 C extends Array { };
function new_derived_obj() {
new C();
}
%PrepareFunctionForOptimization(new_derived_obj);
let c = new_derived_obj();
%OptimizeFunctionOnNextCall(new_derived_obj);
assertEquals(c, new_derived_obj());
assertOptimized(new_derived_obj);