// Copyright 2016 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: --turbo-escape --allow-natives-syntax | |
function fn(a) { | |
var [b] = a; | |
return b; | |
} | |
fn('a'); | |
fn('a'); | |
%OptimizeFunctionOnNextCall(fn); | |
fn('a'); |