From 44ffb9ee244d9799041e3802bedc95db3cd34eb6 Mon Sep 17 00:00:00 2001
From: Christian Engwer <christi@dune-project.org>
Date: Fri, 25 Jan 2019 16:51:02 +0100
Subject: [PATCH] [amg] the default constructor for Hierarchy did not
initialize levels_
---
dune/istl/paamg/hierarchy.hh | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/dune/istl/paamg/hierarchy.hh b/dune/istl/paamg/hierarchy.hh
index c705aedd9..f113d0043 100644
--- a/dune/istl/paamg/hierarchy.hh
+++ b/dune/istl/paamg/hierarchy.hh
@@ -110,12 +110,17 @@ namespace Dune
*/
Hierarchy(const std::shared_ptr<MemberType> & first);
- Hierarchy() = default;
+ /**
+ * @brief Construct an empty hierarchy.
+ */
+ Hierarchy() : levels_(0)
+ {}
/**
* @brief Copy constructor (deep copy!).
*/
Hierarchy(const Hierarchy& other);
+
/**
* @brief Add an element on a coarser level.
* @param args The arguments needed for the construction.
--
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