diff --git a/sprout/detail/if.hpp b/sprout/detail/if.hpp
deleted file mode 100644
index 0c6725ea..00000000
--- a/sprout/detail/if.hpp
+++ /dev/null
@@ -1,30 +0,0 @@
-#ifndef SPROUT_DETAIL_IF_HPP
-#define SPROUT_DETAIL_IF_HPP
-
-#include <sprout/config.hpp>
-
-namespace sprout {
-	namespace detail {
-		//
-		// if_c
-		//
-		template<bool C, typename T1, typename T2>
-		struct if_c {
-			typedef T1 type;
-		};
-		template<typename T1, typename T2>
-		struct if_c<false, T1, T2> {
-			typedef T2 type;
-		};
-
-		//
-		// if_
-		//
-		template<typename Cond, typename T1, typename T2>
-		struct if_
-			: public sprout::detail::if_c<Cond::value, T1, T2>
-		{};
-	}	// namespace detail
-}	// namespace sprout
-
-#endif	// #ifndef SPROUT_DETAIL_IF_HPP
diff --git a/sprout/fixed_container/iterator.hpp b/sprout/fixed_container/iterator.hpp
index 91ba76a5..4af9f06d 100644
--- a/sprout/fixed_container/iterator.hpp
+++ b/sprout/fixed_container/iterator.hpp
@@ -4,7 +4,6 @@
 #include <type_traits>
 #include <sprout/config.hpp>
 #include <sprout/fixed_container/traits.hpp>
-#include <sprout/detail/if.hpp>
 
 namespace sprout {
 	//
@@ -13,7 +12,7 @@ namespace sprout {
 	template<typename Container>
 	struct fixed_iterator {
 	public:
-		typedef typename sprout::detail::if_c<
+		typedef typename std::conditional<
 			std::is_const<Container>::value,
 			typename sprout::fixed_container_traits<Container>::const_iterator,
 			typename sprout::fixed_container_traits<Container>::iterator
diff --git a/sprout/fixed_container/pointer.hpp b/sprout/fixed_container/pointer.hpp
index 66c36fff..5d765645 100644
--- a/sprout/fixed_container/pointer.hpp
+++ b/sprout/fixed_container/pointer.hpp
@@ -4,7 +4,6 @@
 #include <type_traits>
 #include <sprout/config.hpp>
 #include <sprout/fixed_container/traits.hpp>
-#include <sprout/detail/if.hpp>
 
 namespace sprout {
 	//
@@ -13,7 +12,7 @@ namespace sprout {
 	template<typename Container>
 	struct fixed_pointer {
 	public:
-		typedef typename sprout::detail::if_c<
+		typedef typename std::conditional<
 			std::is_const<Container>::value,
 			typename sprout::fixed_container_traits<Container>::const_pointer,
 			typename sprout::fixed_container_traits<Container>::pointer
diff --git a/sprout/fixed_container/reference.hpp b/sprout/fixed_container/reference.hpp
index 0a475755..c7d3bd22 100644
--- a/sprout/fixed_container/reference.hpp
+++ b/sprout/fixed_container/reference.hpp
@@ -4,7 +4,6 @@
 #include <type_traits>
 #include <sprout/config.hpp>
 #include <sprout/fixed_container/traits.hpp>
-#include <sprout/detail/if.hpp>
 
 namespace sprout {
 	//
@@ -13,7 +12,7 @@ namespace sprout {
 	template<typename Container>
 	struct fixed_reference {
 	public:
-		typedef typename sprout::detail::if_c<
+		typedef typename std::conditional<
 			std::is_const<Container>::value,
 			typename sprout::fixed_container_traits<Container>::const_reference,
 			typename sprout::fixed_container_traits<Container>::reference
diff --git a/sprout/iterator/index_iterator.hpp b/sprout/iterator/index_iterator.hpp
index 40515446..919526ce 100644
--- a/sprout/iterator/index_iterator.hpp
+++ b/sprout/iterator/index_iterator.hpp
@@ -9,7 +9,6 @@
 #include <sprout/iterator/next.hpp>
 #include <sprout/iterator/prev.hpp>
 #include <sprout/utility/value_holder.hpp>
-#include <sprout/detail/if.hpp>
 
 namespace sprout {
 	//
@@ -21,12 +20,12 @@ namespace sprout {
 			std::random_access_iterator_tag,
 			typename sprout::fixed_container_traits<typename std::decay<Container>::type>::value_type,
 			typename sprout::fixed_container_traits<typename std::decay<Container>::type>::difference_type,
-			typename sprout::detail::if_c<
+			typename std::conditional<
 				std::is_const<typename std::remove_reference<Container>::type>::value,
 				typename sprout::fixed_container_traits<typename std::decay<Container>::type>::const_pointer,
 				typename sprout::fixed_container_traits<typename std::decay<Container>::type>::pointer
 			>::type,
-			typename sprout::detail::if_c<
+			typename std::conditional<
 				std::is_const<typename std::remove_reference<Container>::type>::value,
 				typename sprout::fixed_container_traits<typename std::decay<Container>::type>::const_reference,
 				typename sprout::fixed_container_traits<typename std::decay<Container>::type>::reference
@@ -36,7 +35,7 @@ namespace sprout {
 	public:
 		typedef Container container_type;
 		typedef typename sprout::fixed_container_traits<typename std::decay<container_type>::type> traits_type;
-		typedef typename sprout::detail::if_c<
+		typedef typename std::conditional<
 			std::is_reference<container_type>::value,
 			typename std::decay<container_type>::type const&,
 			typename std::decay<container_type>::type const
@@ -46,12 +45,12 @@ namespace sprout {
 			std::random_access_iterator_tag,
 			typename traits_type::value_type,
 			typename traits_type::difference_type,
-			typename sprout::detail::if_c<
+			typename std::conditional<
 				std::is_const<typename std::remove_reference<container_type>::type>::value,
 				typename traits_type::const_pointer,
 				typename traits_type::pointer
 			>::type,
-			typename sprout::detail::if_c<
+			typename std::conditional<
 				std::is_const<typename std::remove_reference<container_type>::type>::value,
 				typename traits_type::const_reference,
 				typename traits_type::reference
diff --git a/sprout/iterator/value_iterator.hpp b/sprout/iterator/value_iterator.hpp
index aa4858fe..4ca1c194 100644
--- a/sprout/iterator/value_iterator.hpp
+++ b/sprout/iterator/value_iterator.hpp
@@ -10,7 +10,6 @@
 #include <sprout/iterator/next.hpp>
 #include <sprout/iterator/prev.hpp>
 #include <sprout/utility/value_holder.hpp>
-#include <sprout/detail/if.hpp>
 
 namespace sprout {
 	//
@@ -28,7 +27,7 @@ namespace sprout {
 	{
 	public:
 		typedef T type;
-		typedef typename sprout::detail::if_c<
+		typedef typename std::conditional<
 			std::is_reference<type>::value,
 			typename std::decay<type>::type const&,
 			typename std::decay<type>::type const
diff --git a/sprout/random/variate_generator.hpp b/sprout/random/variate_generator.hpp
index de76d1d3..8929486c 100644
--- a/sprout/random/variate_generator.hpp
+++ b/sprout/random/variate_generator.hpp
@@ -3,7 +3,6 @@
 
 #include <type_traits>
 #include <sprout/config.hpp>
-#include <sprout/detail/if.hpp>
 #include <sprout/random/detail/ptr_helper.hpp>
 #include <sprout/random/random_result.hpp>
 
diff --git a/sprout/sub_array.hpp b/sprout/sub_array.hpp
index c4d7a6fb..1950d9cf 100644
--- a/sprout/sub_array.hpp
+++ b/sprout/sub_array.hpp
@@ -11,7 +11,6 @@
 #include <sprout/fixed_container/functions.hpp>
 #include <sprout/iterator/operation.hpp>
 #include <sprout/utility/forward.hpp>
-#include <sprout/detail/if.hpp>
 #include HDR_ALGORITHM_SSCRISK_CEL_OR_SPROUT_DETAIL
 #include HDR_ITERATOR_SSCRISK_CEL_OR_SPROUT_DETAIL
 
@@ -31,13 +30,13 @@ namespace sprout {
 			SPROUT_STATIC_CONSTEXPR bool is_const = std::is_const<fixed_container_type>::value;
 		protected:
 			typedef typename sprout::fixed_container_traits<fixed_container_type>::value_type value_type;
-			typedef typename sprout::detail::if_c<
+			typedef typename std::conditional<
 				is_const,
 				typename sprout::fixed_container_traits<fixed_container_type>::const_iterator,
 				typename sprout::fixed_container_traits<fixed_container_type>::iterator
 			>::type iterator;
 			typedef typename sprout::fixed_container_traits<fixed_container_type>::const_iterator const_iterator;
-			typedef typename sprout::detail::if_c<
+			typedef typename std::conditional<
 				is_const,
 				typename sprout::fixed_container_traits<fixed_container_type>::const_reference,
 				typename sprout::fixed_container_traits<fixed_container_type>::reference
@@ -45,7 +44,7 @@ namespace sprout {
 			typedef typename sprout::fixed_container_traits<fixed_container_type>::const_reference const_reference;
 			typedef typename sprout::fixed_container_traits<fixed_container_type>::size_type size_type;
 			typedef typename sprout::fixed_container_traits<fixed_container_type>::difference_type difference_type;
-			typedef typename sprout::detail::if_c<
+			typedef typename std::conditional<
 				is_const,
 				typename sprout::fixed_container_traits<fixed_container_type>::const_pointer,
 				typename sprout::fixed_container_traits<fixed_container_type>::pointer
@@ -55,19 +54,19 @@ namespace sprout {
 			SPROUT_STATIC_CONSTEXPR size_type static_size = sprout::fixed_container_traits<fixed_container_type>::fixed_size;
 			SPROUT_STATIC_CONSTEXPR size_type fixed_size = static_size;
 		protected:
-			typedef typename sprout::detail::if_c<
+			typedef typename std::conditional<
 				is_reference,
 				fixed_container_type*,
 				typename std::remove_const<fixed_container_type>::type
 			>::type holder_type;
-			typedef typename sprout::detail::if_c<
+			typedef typename std::conditional<
 				is_reference,
 				fixed_container_type&,
 				fixed_container_type const&
 			>::type param_type;
 			typedef fixed_container_type const& const_param_type;
 		protected:
-			typedef typename sprout::detail::if_c<
+			typedef typename std::conditional<
 				std::is_array<holder_type>::value,
 				sprout::detail::is_non_reference_array_tag,
 				sprout::detail::is_not_non_reference_array_tag