src/third_party/v8/test/mjsunit/regress/regress-crbug-595615.js

// 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: --allow-natives-syntax

"use strict";

function f(o) {
  return o.x();
};
%PrepareFunctionForOptimization(f);
try {
  f({x: 1});
} catch (e) {
}
try {
  f({x: 1});
} catch (e) {
}
%OptimizeFunctionOnNextCall(f);
try {
  f({x: 1});
} catch (e) {
}