From b540478cd3a546be47e7a06af08777d8da948a0f Mon Sep 17 00:00:00 2001
From: Jonathan Youett <youett@math.fu-berlin.de>
Date: Mon, 3 Nov 2014 16:57:47 +0100
Subject: [PATCH] Accidentally removed a line when I was merging the classes...

---
 dune/solvers/solvers/quadraticipopt.hh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dune/solvers/solvers/quadraticipopt.hh b/dune/solvers/solvers/quadraticipopt.hh
index 7649012b..f51e3915 100644
--- a/dune/solvers/solvers/quadraticipopt.hh
+++ b/dune/solvers/solvers/quadraticipopt.hh
@@ -156,6 +156,9 @@ bool QuadraticIPOptProblem<MatrixType,VectorType>::
 get_nlp_info(Ipopt::Index& n, Ipopt::Index& m, Ipopt::Index& nnz_jac_g,
              Ipopt::Index& nnz_h_lag, Ipopt::TNLP::IndexStyleEnum& index_style)
 {
+    // use the C style indexing (0-based)
+    index_style = Ipopt::TNLP::C_STYLE;
+
     // Number of variables
     n = x_->dim();
 
-- 
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