Polymorphic inheritance support

1 files changed, 15 insertions, 1 deletions

diff --git a/odb/boost/smart-ptr/pointer-traits.hxx b/odb/boost/smart-ptr/pointer-traits.hxx
index 6a454f2..3a4a956 100644
--- a/odb/boost/smart-ptr/pointer-traits.hxx
+++ b/odb/boost/smart-ptr/pointer-traits.hxx
@@ -52,11 +52,25 @@ namespace odb
     }
 
     static unrestricted_pointer_type
-    cast (const pointer_type& p)
+    const_pointer_cast (const pointer_type& p)
     {
       return ::boost::const_pointer_cast<unrestricted_element_type> (p);
     }
 
+    template <typename T1>
+    static ::boost::shared_ptr<T1>
+    static_pointer_cast (const pointer_type& p)
+    {
+      return ::boost::static_pointer_cast<T1> (p);
+    }
+
+    template <typename T1>
+    static ::boost::shared_ptr<T1>
+    dynamic_pointer_cast (const pointer_type& p)
+    {
+      return ::boost::dynamic_pointer_cast<T1> (p);
+    }
+
   public:
     static void*
     allocate (std::size_t n)