v8/test/mjsunit/regress/regress-handle-illegal-redeclaration.js
littledan 95145fa826 Ship ES2015 sloppy-mode const semantics
This patch moves the semantics of 'const' in sloppy mode to match those
in strict mode, that is, const makes lexical (let-like) bindings, must
have an initializer, and does not create properties of the global object.

R=adamk
LOG=Y
BUG=v8:3305
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_chromium_rel_ng;tryserver.blink:linux_blink_rel

Review URL: https://codereview.chromium.org/1571873004

Cr-Commit-Position: refs/heads/master@{#33218}
2016-01-11 23:09:59 +00:00

16 lines
290 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: --always-opt --legacy-const
var x = 0;
function f() {
const c;
var c;
return 0 + x;
}
assertThrows(f);