From 6b1ef202d89e545d349a493cae747cfb830bd171 Mon Sep 17 00:00:00 2001
From: bolero-MURAKAMI <bolero.murakami@gmail.com>
Date: Thu, 31 Oct 2013 20:35:30 +0900
Subject: [PATCH] fix algorithms SFINAE: iterator or container

---
 sprout/iterator/type_traits/is_iterator_of.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sprout/iterator/type_traits/is_iterator_of.hpp b/sprout/iterator/type_traits/is_iterator_of.hpp
index 1d353a47..8e783b7f 100644
--- a/sprout/iterator/type_traits/is_iterator_of.hpp
+++ b/sprout/iterator/type_traits/is_iterator_of.hpp
@@ -80,7 +80,8 @@ namespace sprout {
 	struct is_iterator_outputable
 		: public std::integral_constant<
 			bool,
-			sprout::is_output_iterator<MaybeIterator>::value || sprout::is_forward_iterator<MaybeIterator>::value
+			sprout::is_output_iterator<typename std::decay<MaybeIterator>::type>::value
+				|| sprout::is_forward_iterator<typename std::decay<MaybeIterator>::type>::value
 		>
 	{};
 }	// namespace sprout