v8/test/mjsunit/declare-locally.js
oth cff8c9b933 Ensure mjsunit tests use dashes not underscores in flags directives.
BUG=chromium:505228
LOG=Y

Review URL: https://codereview.chromium.org/1219723002

Cr-Commit-Position: refs/heads/master@{#29355}
2015-06-29 17:08:18 +00:00

46 lines
2.0 KiB
JavaScript

// Copyright 2008 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Make sure that we're not overwriting global
// properties defined in the prototype chain too
// early when shadowing them with var/const
// declarations.
// This exercises the code in runtime.cc in
// DeclareGlobal...Locally().
// Flags: --es52-globals
this.__proto__.foo = 42;
this.__proto__.bar = 87;
eval("assertEquals(undefined, foo); var foo = 87;");
assertEquals(87, foo);
eval("assertEquals(undefined, bar); const bar = 42;");
assertEquals(42, bar);