From c799dbc89c89eb3126f79439843992896da24a1a Mon Sep 17 00:00:00 2001
From: Christoph Lehmann <christoph.lehmann@ufz.de>
Date: Wed, 16 Mar 2016 21:29:01 +0100
Subject: [PATCH] [NL] fixed: added const ref.
---
NumLib/ODESolver/MatrixTranslator.h | 2 +-
NumLib/ODESolver/TimeLoopSingleODE.h | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/NumLib/ODESolver/MatrixTranslator.h b/NumLib/ODESolver/MatrixTranslator.h
index 6df68880311..76970880311 100644
--- a/NumLib/ODESolver/MatrixTranslator.h
+++ b/NumLib/ODESolver/MatrixTranslator.h
@@ -404,7 +404,7 @@ public:
// Note: using x_old here is correct, since this method is called from within
// CrankNicolson::pushState() __after__ x_old has been updated to the result
// from the timestep just finished.
- auto const x_old = _crank_nicolson.getXOld();
+ auto const& x_old = _crank_nicolson.getXOld();
// _M_bar = (1.0-theta) * M;
BLAS::copy(M, _M_bar);
diff --git a/NumLib/ODESolver/TimeLoopSingleODE.h b/NumLib/ODESolver/TimeLoopSingleODE.h
index dd69d772692..ff8f29d8e08 100644
--- a/NumLib/ODESolver/TimeLoopSingleODE.h
+++ b/NumLib/ODESolver/TimeLoopSingleODE.h
@@ -64,7 +64,7 @@ public:
* \retval false otherwise
*/
template<typename Callback>
- bool loop(const double t0, const Vector x0,
+ bool loop(const double t0, Vector const& x0,
const double t_end, const double delta_t,
Callback& post_timestep);
@@ -81,7 +81,7 @@ template<typename Matrix, typename Vector, NonlinearSolverTag NLTag>
template<typename Callback>
bool
TimeLoopSingleODE<Matrix, Vector, NLTag>::
-loop(const double t0, const Vector x0, const double t_end, const double delta_t,
+loop(const double t0, Vector const& x0, const double t_end, const double delta_t,
Callback& post_timestep)
{
// solution vector
--
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