// Copyright 2020 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 function g(b) { const _ = Object.getOwnPropertyDescriptors(g); // for (const _ of b) {} } function f(...a) { g(a); } %PrepareFunctionForOptimization(f); %PrepareFunctionForOptimization(g); f([]); %OptimizeFunctionOnNextCall(f); f([]);