// Copyright 2015 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 --turbo-filter=f

"use strict";

function f() {
  %DeoptimizeNow();
  let x = 23;
}

%OptimizeFunctionOnNextCall(f);
f();