Doc update.

git-svn-id: https://svn.dealii.org/trunk@8911 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/lac/include/lac/sparse_matrix.h b/deal.II/lac/include/lac/sparse_matrix.h
index 47c40dfb84cb6c348028868650dd080c16507cf7..06455ec9ce6b2a3a781c26fd82cf8aaddd2f62b0 100644 (file)
--- a/deal.II/lac/include/lac/sparse_matrix.h
+++ b/deal.II/lac/include/lac/sparse_matrix.h
@@ -182,7 +182,10 @@ namespace internals
                                              /**
                                               * Make the accessor class a
                                               * friend so as to allow it to
-                                              * generate objects of this type.
+                                              * generate objects of this
+                                              * type. To avoid trouble with
+                                              * some compilers simply mark all
+                                              * accessor classes as friends.
                                               */
             template <typename, bool> friend class Accessor;
         };