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// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: "IdentifierPart :: IdentifierStart"
es5id: 7.6_A2.1_T3
description: "IdentifierStart :: _"
---*/
var _ = 1;
assert.sameValue(_, 1);
var _x = 2;
assert.sameValue(_x, 2);
var _$ = 3;
assert.sameValue(_$, 3);
var __ = 4;
assert.sameValue(__, 4);
reportCompare(0, 0);