boostorg/smart_ptr
1
0
Fork 1
mirror of https://github.com/boostorg/smart_ptr.git synced 2025-07-29 12:27:14 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add tests for unique_ptr casts.

Browse Source
This commit is contained in:
Peter Dimov
2016-09-10 17:55:14 +03:00
parent 62a8a9d6cc
commit 190c06e25d
4 changed files with 278 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
include/boost/pointer_cast.hpp
View File

@ -7,11 +7,11 @@
//
//////////////////////////////////////////////////////////////////////////////
#include <boost/config.hpp>
#ifndef BOOST_POINTER_CAST_HPP
#define BOOST_POINTER_CAST_HPP
#include <boost/config.hpp>
namespace boost {
//static_pointer_cast overload for raw pointers
@ -90,8 +90,11 @@ template<class T, class U> std::shared_ptr<T> reinterpret_pointer_cast(const std
//static_pointer_cast overload for std::unique_ptr
template<class T, class U> std::unique_ptr<T> static_pointer_cast( std::unique_ptr<U> && r ) BOOST_NOEXCEPT
{
typedef typename std::unique_ptr<T>::element_type E;
detail::assert_safe_moving_upcast<T, U>();
return std::unique_ptr<T>( static_cast<T*>( r.release() ) );
return std::unique_ptr<T>( static_cast<E*>( r.release() ) );
}
//dynamic_pointer_cast overload for std::unique_ptr
@ -107,13 +110,17 @@ template<class T, class U> std::unique_ptr<T> dynamic_pointer_cast( std::unique_
//const_pointer_cast overload for std::unique_ptr
template<class T, class U> std::unique_ptr<T> const_pointer_cast( std::unique_ptr<U> && r ) BOOST_NOEXCEPT
{
return std::unique_ptr<T>( const_cast<T*>( r.release() ) );
typedef typename std::unique_ptr<T>::element_type E;
return std::unique_ptr<T>( const_cast<E*>( r.release() ) );
}
//reinterpret_pointer_cast overload for std::unique_ptr
template<class T, class U> std::unique_ptr<T> reinterpret_pointer_cast( std::unique_ptr<U> && r ) BOOST_NOEXCEPT
{
return std::unique_ptr<T>( reinterpret_cast<T*>( r.release() ) );
typedef typename std::unique_ptr<T>::element_type E;
return std::unique_ptr<T>( reinterpret_cast<E*>( r.release() ) );
}
} // namespace boost