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Reduce enable_shared_from_this overhead

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[SVN r44724]
This commit is contained in:
Daniel Frey
2008-04-22 19:48:39 +00:00
parent e12ed6864b
commit 9e92c6354c
3 changed files with 35 additions and 11 deletions
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include/boost/shared_ptr.hpp
+15
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@@ -228,6 +228,11 @@ public:
{
}
template<class Y>
shared_ptr(detail::shared_count const & c, Y * p): px(p), pn(c) // never throws
{
}
// aliasing
template< class Y >
shared_ptr( shared_ptr<Y> const & r, T * p ): px( p ), pn( r.pn ) // never throws
@@ -341,6 +346,11 @@ public:
r.px = 0;
}
template<class Y>
shared_ptr(detail::shared_count && c, Y * p): px(p), pn( static_cast< detail::shared_count && >( c ) ) // never throws
{
}
shared_ptr & operator=( shared_ptr && r ) // never throws
{
this_type( static_cast< shared_ptr && >( r ) ).swap( *this );
@@ -467,6 +477,11 @@ public:
pn.swap(other.pn);
}
detail::shared_count const & get_shared_count() const // never throws
{
return pn;
}
template<class Y> bool _internal_less(shared_ptr<Y> const & rhs) const
{
return pn < rhs.pn;