test/script/basic/localundef.js

/*
 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 */

/**
 * This test used to result in VerifierError: get long/double overflows locals.
 * But, now expected output does not much. Getting NaN instead of undefined.
 *
 * @test
 * @run
 */

function func(arg){
    // initializing "x" with something removes VerifyError!
    var x;
    if (arg == 1) {
        return x;
    } else {
        x = 0;
        // removing this print call removes VerifyError!
        print(arg);
        return x;
    }
}

print(func(1));
print(func(2));