v8/test/mjsunit/regress/regress-crbug-405517.js
bmeurer@chromium.org 0142786cea Don't inline Array.shift() if receiver map is not extensible.
TEST=mjsunit/regress/regress-crbug-405517
BUG=405517
LOG=y
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/491863002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23255 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-08-21 06:23:44 +00:00

17 lines
363 B
JavaScript

// Copyright 2014 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 --gc-interval=203
function f() {
var e = [0];
%PreventExtensions(e);
for (var i = 0; i < 4; i++) e.shift();
}
f();
f();
%OptimizeFunctionOnNextCall(f);
f();