In a forward declaration, use whether a type was actually declared as

a struct or class. This makes Clang happier.

git-svn-id: https://svn.dealii.org/trunk@24162 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/include/deal.II/lac/constraint_matrix.h b/deal.II/include/deal.II/lac/constraint_matrix.h
index 94f5364fe2cbf678b7b7144cf5990a8aeb263c52..14140084e7025f0351ae166622a9f4d74c7701c1 100644 (file)
--- a/deal.II/include/deal.II/lac/constraint_matrix.h
+++ b/deal.II/include/deal.II/lac/constraint_matrix.h
@@ -49,7 +49,7 @@ template <typename MatrixType> struct IsBlockMatrix;
 
 namespace internals
 {
-  struct GlobalRowsFromLocal;
+  class GlobalRowsFromLocal;
 }
 
 
@@ -163,7 +163,7 @@ class ConstraintMatrix : public Subscriptor
                                            */
          right_object_wins
     };
-    
+
                                     /**
                                      * Constructor. The supplied IndexSet
                                      * defines which indices might be