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<a name="conversion._polymorphic_cast____polymorphic_downcast____polymorphic_pointer_cast__and__polymorphic_pointer_downcast__synopsis"></a><a class="link" href="_polymorphic_cast____polymorphic_downcast____polymorphic_pointer_cast__and__polymorphic_pointer_downcast__synopsis.html" title="polymorphic_cast, polymorphic_downcast, polymorphic_pointer_cast and polymorphic_pointer_downcast synopsis"><code class="computeroutput">polymorphic_cast</code>,
    <code class="computeroutput">polymorphic_downcast</code>, <code class="computeroutput">polymorphic_pointer_cast</code> and
    <code class="computeroutput">polymorphic_pointer_downcast</code> synopsis</a>
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<pre class="programlisting">namespace boost {

template &lt;class Derived, class Base&gt;
inline Derived polymorphic_cast(Base* x);
// Throws: std::bad_cast if ( dynamic_cast&lt;Derived&gt;(x) == 0 )
// Returns: dynamic_cast&lt;Derived&gt;(x)

template &lt;class Derived, class Base&gt;
inline Derived polymorphic_downcast(Base* x);
// Effects: assert( dynamic_cast&lt;Derived&gt;(x) == x );
// Returns: static_cast&lt;Derived&gt;(x)

template &lt;class Derived, class Base&gt;
inline auto polymorphic_pointer_cast(Base x);
// Throws: std::bad_cast if ( dynamic_pointer_cast&lt;Derived&gt;(x) == 0 )
// Returns: dynamic_pointer_cast&lt;Derived&gt;(x)

template &lt;class Derived, class Base&gt;
inline auto polymorphic_pointer_downcast(Base x);
// Effects: assert( dynamic_pointer_cast&lt;Derived&gt;(x) == x );
// Returns: static_pointer_cast&lt;Derived&gt;(x)

}
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<td align="right"><div class="copyright-footer">Copyright &#169; 2001 Beman Dawes<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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