Use typename instead of class for all template parameters.

Apart from template template parameters, which must still be class
according to the C++14 standard:
http://stackoverflow.com/a/11311432/1123654
though g++ and clang++ actually already supporting using typename
instead by implementing N4051:
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4051.html

1 files changed, 5 insertions, 5 deletions

diff --git a/sigc++/reference_wrapper.h b/sigc++/reference_wrapper.h
index f6c2fb2..41f3661 100644
--- a/sigc++/reference_wrapper.h
+++ b/sigc++/reference_wrapper.h
@@ -22,32 +22,32 @@
 namespace sigc
 {
 
-template <class T_type>
+template <typename T_type>
 struct unwrap_reference
 {
   using type = T_type;
 };
 
-template <class T_type>
+template <typename T_type>
 struct unwrap_reference<std::reference_wrapper<T_type>>
 {
   using type = T_type&;
 };
 
-template <class T_type>
+template <typename T_type>
 struct unwrap_reference<std::reference_wrapper<const T_type>>
 {
   using type = const T_type&;
 };
 
-template <class T_type>
+template <typename T_type>
 T_type&
 unwrap(const std::reference_wrapper<T_type>& v)
 {
   return v;
 }
 
-template <class T_type>
+template <typename T_type>
 const T_type&
 unwrap(const std::reference_wrapper<const T_type>& v)
 {