templated copy constructor added.

[SVN r12644]
2002-02-02 16:19:45 +00:00
parent b224270cc0
commit d3c76575f9
1 changed files with 5 additions and 0 deletions
--- a/include/boost/weak_ptr.hpp
+++ b/include/boost/weak_ptr.hpp
@ -49,6 +49,11 @@ public:

 //  generated copy constructor, assignment, destructor are fine

+    template<typename Y>
+    weak_ptr(weak_ptr<Y> const & r): px(r.px), pn(r.pn) // never throws
+    {
+    }
+
    template<typename Y>
    weak_ptr(shared_ptr<Y> const & r): px(r.px), pn(r.pn) // never throws
    {