From bc8107f6336c4780510bf195eac3f42061fde36a Mon Sep 17 00:00:00 2001
From: Elias Pipping <elias.pipping@fu-berlin.de>
Date: Tue, 31 Jul 2012 09:13:53 +0200
Subject: [PATCH] Do not copy the functional

---
 dune/tectonic/samplefunctional.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dune/tectonic/samplefunctional.hh b/dune/tectonic/samplefunctional.hh
index ea9dfceb..750bba10 100644
--- a/dune/tectonic/samplefunctional.hh
+++ b/dune/tectonic/samplefunctional.hh
@@ -134,7 +134,7 @@ template <int dim> class SampleFunctional {
 };
 
 template <class Functional>
-void minimise(Functional const J, typename Functional::SmallVector &x,
+void minimise(Functional const &J, typename Functional::SmallVector &x,
               size_t steps, Bisection const &bisection) {
   typedef typename Functional::SmallVector SmallVector;
 
-- 
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