From 3f706c8ab9a691b5b19bf3e0664486e6496f964e Mon Sep 17 00:00:00 2001
From: Wolfgang Bangerth <bangerth@colostate.edu>
Date: Wed, 18 Dec 2024 22:10:37 -0700
Subject: [PATCH] Make derivation from a base class public.

---
 include/deal.II/lac/matrix_block.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/deal.II/lac/matrix_block.h b/include/deal.II/lac/matrix_block.h
index 0f988f9ff4..f932487884 100644
--- a/include/deal.II/lac/matrix_block.h
+++ b/include/deal.II/lac/matrix_block.h
@@ -330,7 +330,7 @@ private:
  * @ingroup vector_valued
  */
 template <typename MatrixType>
-class MatrixBlockVector : private AnyData
+class MatrixBlockVector : public AnyData
 {
 public:
   /**
-- 
2.39.5