Visual C++ compatibility fixes

1 files changed, 2 insertions, 0 deletions

diff --git a/serialize.h b/serialize.h
index 45dec955dd..522bbfb44e 100644
--- a/serialize.h
+++ b/serialize.h
@@ -763,6 +763,8 @@ struct secure_allocator : public std::allocator<T>
     typedef typename base::value_type value_type;
     secure_allocator() throw() {}
     secure_allocator(const secure_allocator& a) throw() : base(a) {}
+    template <typename U>
+    secure_allocator(const secure_allocator<U>& a) throw() : base(a) {}
     ~secure_allocator() throw() {}
     template<typename _Other> struct rebind
     { typedef secure_allocator<_Other> other; };