From 8914e3d18f6e3b579f8b970e910c3e72bfb9fef8 Mon Sep 17 00:00:00 2001
From: Roland Bock <rb@theppro.com>
Date: Sat, 17 Aug 2013 11:23:54 +0200
Subject: [PATCH] Fixed decltype to work with g++

---
 include/sqlpp11/numeric.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/sqlpp11/numeric.h b/include/sqlpp11/numeric.h
index 1c9af404..1c731ec7 100644
--- a/include/sqlpp11/numeric.h
+++ b/include/sqlpp11/numeric.h
@@ -149,25 +149,25 @@ namespace sqlpp
 					}
 
 				template<typename T>
-					auto operator +=(T&& t) const -> decltype(std::declval<Base>() = operator +(std::forward<T>(t)))
+					auto operator +=(T&& t) const -> decltype(std::declval<Base>() = std::declval<Base>() + std::forward<T>(t))
 					{
 						return *static_cast<const Base*>(this) = operator +(std::forward<T>(t));
 					}
 
 				template<typename T>
-					auto operator -=(T&& t) const -> decltype(std::declval<Base>() = operator -(std::forward<T>(t)))
+					auto operator -=(T&& t) const -> decltype(std::declval<Base>() = std::declval<Base>() - std::forward<T>(t))
 					{
 						return *static_cast<const Base*>(this) = operator -(std::forward<T>(t));
 					}
 
 				template<typename T>
-					auto operator /=(T&& t) const -> decltype(std::declval<Base>() = operator /(std::forward<T>(t)))
+					auto operator /=(T&& t) const -> decltype(std::declval<Base>() = std::declval<Base>() / std::forward<T>(t))
 					{
 						return *static_cast<const Base*>(this) = operator /(std::forward<T>(t));
 					}
 
 				template<typename T>
-					auto operator *=(T&& t) const -> decltype(std::declval<Base>() = operator *(std::forward<T>(t)))
+					auto operator *=(T&& t) const -> decltype(std::declval<Base>() = std::declval<Base>() * std::forward<T>(t))
 					{
 						return *static_cast<const Base*>(this) = operator *(std::forward<T>(t));
 					}