1 files changed, 51 insertions, 51 deletions
diff --git a/boost/callable_traits/detail/parameter_index_helper.hpp b/boost/callable_traits/detail/parameter_index_helper.hpp
index c3df9bc587..4302175910 100644
--- a/boost/callable_traits/detail/parameter_index_helper.hpp
+++ b/boost/callable_traits/detail/parameter_index_helper.hpp
@@ -1,51 +1,51 @@
-#ifndef BOOST_CLBL_TRTS_PARAMETER_INDEX_HELPER_HPP
-#define BOOST_CLBL_TRTS_PARAMETER_INDEX_HELPER_HPP
-
-#include <boost/callable_traits/detail/config.hpp>
-
-namespace boost { namespace callable_traits { namespace detail {
-
-template<std::size_t I, typename T, bool IgnoreThisPointer = false,
-    bool AllowPlus1 = false, std::size_t Count = 0>
-struct parameter_index_helper {
-
-    using error_t = error_type<T>;
-
-    using args_tuple = typename std::conditional<IgnoreThisPointer,
-        typename detail::traits<T>::non_invoke_arg_types,
-        typename detail::traits<T>::arg_types>::type;
-
-    static constexpr bool has_parameter_list =
-        !std::is_same<args_tuple, invalid_type>::value
-        && !std::is_same<args_tuple, reference_error>::value;
-
-    using temp_tuple = typename std::conditional<has_parameter_list,
-        args_tuple, std::tuple<error_t>>::type;
-
-    static constexpr std::size_t parameter_list_size =
-        std::tuple_size<temp_tuple>::value;
-
-    static constexpr bool is_out_of_range = has_parameter_list &&
-        I >= parameter_list_size + static_cast<std::size_t>(AllowPlus1);
-
-    static constexpr bool is_count_out_of_range = has_parameter_list &&
-        I + Count > parameter_list_size + static_cast<std::size_t>(AllowPlus1);
-
-    static constexpr std::size_t index =
-        has_parameter_list && !is_out_of_range ? I : 0;
-
-    static constexpr std::size_t count =
-        has_parameter_list && !is_count_out_of_range ? Count : 0;
-
-    using permissive_tuple = typename std::conditional<
-        has_parameter_list && !is_out_of_range,
-        args_tuple, std::tuple<error_t>>::type;
-
-    using permissive_function = typename std::conditional<
-        has_parameter_list && !is_out_of_range,
-        T, error_t(error_t)>::type;
-};
-
-}}} // namespace boost::callable_traits::detail
-
-#endif // #ifndef BOOST_CLBL_TRTS_PARAMETER_INDEX_HELPER_HPP
+#ifndef BOOST_CLBL_TRTS_PARAMETER_INDEX_HELPER_HPP
+#define BOOST_CLBL_TRTS_PARAMETER_INDEX_HELPER_HPP
+
+#include <boost/callable_traits/detail/config.hpp>
+
+namespace boost { namespace callable_traits { namespace detail {
+
+template<std::size_t I, typename T, bool IgnoreThisPointer = false,
+    bool AllowPlus1 = false, std::size_t Count = 0>
+struct parameter_index_helper {
+
+    using error_t = error_type<T>;
+
+    using args_tuple = typename std::conditional<IgnoreThisPointer,
+        typename detail::traits<T>::non_invoke_arg_types,
+        typename detail::traits<T>::arg_types>::type;
+
+    static constexpr bool has_parameter_list =
+        !std::is_same<args_tuple, invalid_type>::value
+        && !std::is_same<args_tuple, reference_error>::value;
+
+    using temp_tuple = typename std::conditional<has_parameter_list,
+        args_tuple, std::tuple<error_t>>::type;
+
+    static constexpr std::size_t parameter_list_size =
+        std::tuple_size<temp_tuple>::value;
+
+    static constexpr bool is_out_of_range = has_parameter_list &&
+        I >= parameter_list_size + static_cast<std::size_t>(AllowPlus1);
+
+    static constexpr bool is_count_out_of_range = has_parameter_list &&
+        I + Count > parameter_list_size + static_cast<std::size_t>(AllowPlus1);
+
+    static constexpr std::size_t index =
+        has_parameter_list && !is_out_of_range ? I : 0;
+
+    static constexpr std::size_t count =
+        has_parameter_list && !is_count_out_of_range ? Count : 0;
+
+    using permissive_tuple = typename std::conditional<
+        has_parameter_list && !is_out_of_range,
+        args_tuple, std::tuple<error_t>>::type;
+
+    using permissive_function = typename std::conditional<
+        has_parameter_list && !is_out_of_range,
+        T, error_t(error_t)>::type;
+};
+
+}}} // namespace boost::callable_traits::detail
+
+#endif // #ifndef BOOST_CLBL_TRTS_PARAMETER_INDEX_HELPER_HPP