forked from qt-creator/qt-creator
954569387c
* Update license information in tests directory Change-Id: I311441dd37d053ca3175e44b284258e232ee93e0 Reviewed-by: Tobias Hunger <tobias.hunger@theqtcompany.com>
62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include <boost/optional.hpp>
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#include <string>
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using namespace boost;
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struct Large
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{
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Large() { d1 = d2 = d3 = d4 = d5 = 0; }
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double d1;
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double d2;
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double d3;
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double d4;
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double d5;
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};
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void testOptional()
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{
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optional<int> i;
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optional<double> d;
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optional<Large> l;
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optional<std::string &> sr;
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optional<std::string> s;
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std::string as = "hallo";
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i = 1;
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sr = as;
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s = as;
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l = Large();
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i = 2;
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i = 3;
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}
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int main()
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{
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testOptional();
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}
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