// 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 --turbofan function foo() { return 1 in [0]; } %PrepareFunctionForOptimization(foo); foo(); foo(); %OptimizeFunctionOnNextCall(foo); foo(); assertOptimized(foo);