v8/test/mjsunit/harmony/regress/regress-4658.js
nikolaos de817ef9c7 Fix issue with re-scoping in do expressions
R=rossberg@chromium.org
BUG=v8:4783
LOG=N

Review URL: https://codereview.chromium.org/1747853002

Cr-Commit-Position: refs/heads/master@{#34382}
2016-03-01 09:04:38 +00:00

22 lines
735 B
JavaScript

// Copyright 2015 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: --harmony-do-expressions
(function testWithSimpleLoopVariable() {
var f = (x, y = (do { var s=0; for (var e of x) s += e; s; })) => y*(y+1);
var result = f([1,2,3]); // core dump here, if not fixed.
assertEquals(result, 42);
})();
(function testWithComplexLoopVariable() {
var f = (x, i=x[0]-1, a=[],
y = (do { var s=0;
for (a[i] of x) s += a[i++];
s;
})) => y*(a[0]+a[1]*a[2]);
var result = f([1,2,3]); // core dump here, if not fixed.
assertEquals(result, 42);
})();