Remove all remaining result_type aliases.

They are not actually needed by anything.

3 files changed, 1 insertions, 14 deletions

diff --git a/tests/test_compose.cc b/tests/test_compose.cc
index 414947e..51f8e72 100644
--- a/tests/test_compose.cc
+++ b/tests/test_compose.cc
@@ -8,12 +8,6 @@
 #include <sstream>
 #include <cstdlib>
 
-// assume existance of T_functor::result_type for unknown functor types:
-namespace sigc
-{
-SIGC_FUNCTORS_HAVE_RESULT_TYPE
-}
-
 namespace
 {
 std::ostringstream result_stream;
diff --git a/tests/test_hide.cc b/tests/test_hide.cc
index 7f67688..e8724ab 100644
--- a/tests/test_hide.cc
+++ b/tests/test_hide.cc
@@ -39,11 +39,6 @@ struct foo_void : public sigc::functor_base
 
 } // end anonymous namespace
 
-namespace sigc
-{
-SIGC_FUNCTOR_TRAIT(foo, bool)
-}
-
 int
 main(int argc, char* argv[])
 {
diff --git a/tests/test_visit_each.cc b/tests/test_visit_each.cc
index c47fca1..a22b620 100644
--- a/tests/test_visit_each.cc
+++ b/tests/test_visit_each.cc
@@ -84,9 +84,7 @@ namespace ns1
 template <class T_functor>
 struct MyAdaptor1 : public sigc::adapts<T_functor>
 {
-  using result_type = typename sigc::functor_trait<T_functor>::result_type;
-
-  result_type operator()() const
+  decltype(auto) operator()() const
   {
     result_stream << "MyAdaptor1()() ";
     return this->functor_();