// Copyright 2018 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 --optfunctionfoo(a){a[0];a[1]="";}foo([0,0].map(x=>x));foo([0,0].map(x=>x));%OptimizeFunctionOnNextCall(foo);foo([0,0].map(x=>x));assertOptimized(foo);