diff --git a/test/detail/test_function.cpp b/test/detail/test_function.cpp
index a911a38..48c1ac9 100644
--- a/test/detail/test_function.cpp
+++ b/test/detail/test_function.cpp
@@ -509,10 +509,6 @@ BOOST_FIXTURE_TEST_CASE( triggering_an_expectation_returns_the_set_auto_ptr_valu
         BOOST_CHECK_NO_THROW( f() );
         CHECK_CALLS( 1 );
     }
-    //{
-    //    mock::detail::function< A&() > f;
-    //    f.expect().returns( 3 );
-    //}
 }
 
 namespace