24 lines
646 B
C++
24 lines
646 B
C++
// Copyright 2018 James E. King III. Use, modification and
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// distribution is subject to the Boost Software License, Version
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// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/logic/tribool.hpp>
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int main(int, char*[])
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{
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using boost::logic::indeterminate;
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using boost::logic::tribool;
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tribool i(indeterminate);
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#if !defined( BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS )
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bool b = i; // expect to see: no viable conversion from 'boost::logic::tribool' to 'bool'
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return (int)b;
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#else
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#error in c++03 explicit conversions are allowed
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#endif
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// NOTREACHED
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return 0;
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}
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