From 26a1239bde91404f43cd1e91ab665e6193b9198d Mon Sep 17 00:00:00 2001
From: Felix Schindler <felix.schindler@wwu.de>
Date: Tue, 25 Oct 2016 18:05:13 +0200
Subject: [PATCH] [eigen] add missing copy ctor

---
 dune/xt/la/container/eigen/dense.hh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dune/xt/la/container/eigen/dense.hh b/dune/xt/la/container/eigen/dense.hh
index 5da493c62..1a0826c69 100644
--- a/dune/xt/la/container/eigen/dense.hh
+++ b/dune/xt/la/container/eigen/dense.hh
@@ -133,6 +133,11 @@ private:
   typedef typename BackendType::Index EIGEN_size_t;
 
 public:
+  EigenDenseVector(const ThisType& other)
+  {
+    backend_ = other.backend_;
+  }
+
   explicit EigenDenseVector(const size_t ss = 0, const ScalarType value = ScalarType(0))
   {
     backend_ = std::make_shared<BackendType>(ss);
-- 
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