test262/test/language/expressions/prefix-decrement/S11.4.5_A2.1_T2.js

20 lines
490 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: Operator --x uses GetValue and PutValue
es5id: 11.4.5_A2.1_T2
description: If GetBase(x) is null, throw ReferenceError
---*/
//CHECK#1
try {
--x;
$ERROR('#1.1: --x throw ReferenceError. Actual: ' + (--x));
}
catch (e) {
if ((e instanceof ReferenceError) !== true) {
$ERROR('#1.2: --x throw ReferenceError. Actual: ' + (e));
}
}