diff --git a/include/armadillo_bits/fn_accu.hpp b/include/armadillo_bits/fn_accu.hpp
index d116c4a6..dc297c44 100644
--- a/include/armadillo_bits/fn_accu.hpp
+++ b/include/armadillo_bits/fn_accu.hpp
@@ -292,7 +292,7 @@ accu(const Glue<T1,T2,glue_times>& expr)
     constexpr bool use_at = (Proxy<T1>::use_at) || (Proxy<T2>::use_at);
     
     constexpr bool fast_unwrap = (partial_unwrap<T1>::is_fast && partial_unwrap<T2>::is_fast);
-
+    
     if(proxy_is_mat || use_at || fast_unwrap)
       {
       const partial_unwrap<T1> UA(expr.A);
diff --git a/include/armadillo_bits/fn_as_scalar.hpp b/include/armadillo_bits/fn_as_scalar.hpp
index ee5a074e..e2ae69cf 100644
--- a/include/armadillo_bits/fn_as_scalar.hpp
+++ b/include/armadillo_bits/fn_as_scalar.hpp
@@ -75,6 +75,7 @@ as_scalar_redirect<2>::apply(const Glue<T1, T2, glue_times>& X)
   
   // T1 must result in a matrix with one row
   // T2 must result in a matrix with one column
+  // element type must non-complex
   
   constexpr bool proxy_is_mat = (is_Mat<typename Proxy<T1>::stored_type>::value && is_Mat<typename Proxy<T2>::stored_type>::value);
   
@@ -133,6 +134,7 @@ as_scalar_redirect<3>::apply(const Glue< Glue<T1, T2, glue_times>, T3, glue_time
   
   // T1 * T2 must result in a matrix with one row
   // T3 must result in a matrix with one column
+  // element type must non-complex
   
   typedef typename strip_inv    <T2           >::stored_type T2_stripped_1;
   typedef typename strip_diagmat<T2_stripped_1>::stored_type T2_stripped_2;