Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for a snapshot of the develop branch, built from commit 31c6e1f53a.
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Synopsis

namespace boost {

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

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

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

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

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

}

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