From c7fa9269705fc6a82fa6e149f9546c3ce48315e1 Mon Sep 17 00:00:00 2001
From: Oliver Sander <oliver.sander@tu-dresden.de>
Date: Wed, 9 May 2018 10:48:57 +0200
Subject: [PATCH] getIterationStep returns a shared_ptr now

---
 dune/solvers/iterationsteps/mmgstep.cc       | 4 ++--
 dune/solvers/iterationsteps/multigridstep.cc | 6 +++---
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/dune/solvers/iterationsteps/mmgstep.cc b/dune/solvers/iterationsteps/mmgstep.cc
index 4ed55d96..a9d5f8ca 100644
--- a/dune/solvers/iterationsteps/mmgstep.cc
+++ b/dune/solvers/iterationsteps/mmgstep.cc
@@ -66,8 +66,8 @@ preprocess()
 
         typedef ProjectedBlockGSStep<MatrixType, VectorType> SmootherType;
 
-        dynamic_cast<SmootherType*>(&loopBaseSolver->getIterationStep())->hasObstacle_ = hasObstacleHierarchy_[0].get();
-        dynamic_cast<SmootherType*>(&loopBaseSolver->getIterationStep())->obstacles_   = obstacleHierarchy_[0].get();
+        std::dynamic_pointer_cast<SmootherType>(loopBaseSolver->getIterationStep())->hasObstacle_ = hasObstacleHierarchy_[0].get();
+        std::dynamic_pointer_cast<SmootherType>(loopBaseSolver->getIterationStep())->obstacles_   = obstacleHierarchy_[0].get();
 
 #if HAVE_IPOPT
     } else if (typeid(*this->basesolver_) == typeid(QuadraticIPOptSolver<MatrixType,VectorType>)) {
diff --git a/dune/solvers/iterationsteps/multigridstep.cc b/dune/solvers/iterationsteps/multigridstep.cc
index af839dc1..ad4523a1 100644
--- a/dune/solvers/iterationsteps/multigridstep.cc
+++ b/dune/solvers/iterationsteps/multigridstep.cc
@@ -154,10 +154,10 @@ void MultigridStep<MatrixType, VectorType, BitVectorType>::preprocess()
 
             DuneSolversLoopSolver* loopBaseSolver = dynamic_cast<DuneSolversLoopSolver*> (this->basesolver_.get());
 
-            assert(dynamic_cast<SmootherType*>(&loopBaseSolver->getIterationStep()));
+            assert(std::dynamic_pointer_cast<SmootherType>(loopBaseSolver->getIterationStep()));
 
-            dynamic_cast<SmootherType*>(&loopBaseSolver->getIterationStep())->setProblem(*(this->matrixHierarchy_[0]), *this->xHierarchy_[0], this->rhsHierarchy_[0]);
-            dynamic_cast<SmootherType*>(&loopBaseSolver->getIterationStep())->setIgnore(*ignoreNodesHierarchy_[0]);
+            std::dynamic_pointer_cast<SmootherType>(loopBaseSolver->getIterationStep())->setProblem(*(this->matrixHierarchy_[0]), *this->xHierarchy_[0], this->rhsHierarchy_[0]);
+            std::dynamic_pointer_cast<SmootherType>(loopBaseSolver->getIterationStep())->setIgnore(*ignoreNodesHierarchy_[0]);
 
         }
         else if (dynamic_cast<LinearSolverType*>(this->basesolver_.get())) {
-- 
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