43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
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//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2009-2013. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/container for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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//[doc_emplace
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#include <boost/container/list.hpp>
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#include <cassert>
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//Non-copyable and non-movable class
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class non_copy_movable
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{
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non_copy_movable(const non_copy_movable &);
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non_copy_movable& operator=(const non_copy_movable &);
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public:
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non_copy_movable(int = 0) {}
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};
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int main ()
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{
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using namespace boost::container;
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//Store non-copyable and non-movable objects in a list
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list<non_copy_movable> l;
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non_copy_movable ncm;
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//A new element will be built calling non_copy_movable(int) constructor
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l.emplace(l.begin(), 0);
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assert(l.size() == 1);
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//A new element will be value initialized
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l.emplace(l.begin());
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assert(l.size() == 2);
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return 0;
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}
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//]
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