From 16e38518471b9b875993bbb5554c31fe29766d11 Mon Sep 17 00:00:00 2001
From: Roland Bock <rb@theppro.com>
Date: Fri, 15 Nov 2013 09:57:30 +0100
Subject: [PATCH] Prevent template constructor to overload default copy
 cosntructors

---
 include/sqlpp11/detail/serializable.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/sqlpp11/detail/serializable.h b/include/sqlpp11/detail/serializable.h
index 8746a20c..99c78454 100644
--- a/include/sqlpp11/detail/serializable.h
+++ b/include/sqlpp11/detail/serializable.h
@@ -38,7 +38,9 @@ namespace sqlpp
 		template<typename Db>
 			struct serializable_t
 			{
-				template<typename T>
+				template<typename T,
+					typename std::enable_if<not std::is_same<typename std::decay<T>::type, serializable_t<Db>>::value, int>::type = 0 // prevent accidental overload for copy constructor
+					>
 					serializable_t(T&& t):
 						_impl(std::make_shared<_impl_t<typename std::decay<T>::type>>(std::forward<T>(t)))
 				{}