// Copyright 2019 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 --opt class C extends Object { bla() {} } const bla = C.prototype.bla; function bar(c) { %TurbofanStaticAssert(c.bla === bla); } function foo() { var c = new C(); bar(c); } %PrepareFunctionForOptimization(foo); %PrepareFunctionForOptimization(bar); %PrepareFunctionForOptimization(C); bar({}); bar({a:1}); bar({aa:1}); bar({aaa:1}); bar({aaaa:1}); bar({aaaaa:1}); foo(); foo(); %OptimizeFunctionOnNextCall(foo); foo();