v8/test/mjsunit/compiler/escape-analysis-13.js
tebbi 9881b6c740 [turbofan] extend escape analysis to reduce CheckMaps
R=bmeurer@chromium.org

BUG=

Review-Url: https://codereview.chromium.org/2680973013
Cr-Original-Commit-Position: refs/heads/master@{#43163}
Committed: f01c8a6e4b
Review-Url: https://codereview.chromium.org/2680973013
Cr-Commit-Position: refs/heads/master@{#43478}
2017-02-28 12:44:01 +00:00

18 lines
403 B
JavaScript

// Copyright 2017 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 --turbo-escape --turbo-experimental
function f() {
var x = {};
x.a = "a";
x.b = "b";
assertEquals("a", x.a);
assertEquals("b", x.b);
}
f();
f();
% OptimizeFunctionOnNextCall(f);
f();