// 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; }
%PrepareFunctionForOptimization(fn);
fn('a'); fn('a'); %OptimizeFunctionOnNextCall(fn); fn('a');