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Use remove_reference in make_unique implementation

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This commit is contained in:
Glen Fernandes
2016-02-19 08:09:25 -05:00
parent 4473bf8ec2
commit 427124543b
1 changed files with 13 additions and 6 deletions
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19
include/boost/smart_ptr/make_unique.hpp
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@ -11,10 +11,7 @@ http://boost.org/LICENSE_1_0.txt
#include <boost/config.hpp>
#include <memory>
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
#include <utility>
#endif
namespace boost {
namespace detail {
@ -38,8 +35,18 @@ struct up_if_array<T[]> {
};
template<class T>
struct up_value {
typedef T&& type;
struct up_remove_reference {
typedef T type;
};
template<class T>
struct up_remove_reference<T&> {
typedef T type;
};
template<class T>
struct up_remove_reference<T&&> {
typedef T type;
};
template<class T>
@ -68,7 +75,7 @@ inline typename detail::up_if_object<T>::type
template<class T>
inline typename detail::up_if_object<T>::type
make_unique(typename detail::up_value<T>::type value)
make_unique(typename detail::up_remove_reference<T>::type&& value)
{
return std::unique_ptr<T>(new T(std::move(value)));
}