From 68659b7f9c5758b029a48704971e059558a00fd6 Mon Sep 17 00:00:00 2001
From: Matthias Maier <tamiko@kyomu.43-1.org>
Date: Tue, 16 Dec 2014 02:44:37 +0100
Subject: [PATCH] sort output of arpack/step-36_ar

---
 tests/arpack/step-36_ar.cc     | 7 +++++++
 tests/arpack/step-36_ar.output | 7 ++++---
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/tests/arpack/step-36_ar.cc b/tests/arpack/step-36_ar.cc
index 416330c2f8..1b429a8cdd 100644
--- a/tests/arpack/step-36_ar.cc
+++ b/tests/arpack/step-36_ar.cc
@@ -51,6 +51,7 @@
 
 #include <fstream>
 #include <iostream>
+#include <algorithm>
 
 namespace Step36
 {
@@ -264,6 +265,10 @@ namespace Step36
   }
 
 
+  bool my_compare(std::complex<double> a, std::complex<double> b)
+  {
+    return a.real() < b.real();
+  }
 
   template <int dim>
   void EigenvalueProblem<dim>::run ()
@@ -274,6 +279,8 @@ namespace Step36
 
     const std::pair<unsigned int, double> res = solve ();
 
+    std::sort(eigenvalues.begin(), eigenvalues.end(), my_compare);
+
     for (unsigned int i=0; i<eigenvalues.size(); ++i)
       deallog << "      Eigenvalue " << i
               << " : " << eigenvalues[i]
diff --git a/tests/arpack/step-36_ar.output b/tests/arpack/step-36_ar.output
index 6c321a9872..25856436f7 100644
--- a/tests/arpack/step-36_ar.output
+++ b/tests/arpack/step-36_ar.output
@@ -1,5 +1,6 @@
+
 DEAL::      Eigenvalue 0 : (4.93877,0.00000)
-DEAL::      Eigenvalue 1 : (19.8027,0.00000)
-DEAL::      Eigenvalue 2 : (12.3707,0.00000)
-DEAL::      Eigenvalue 3 : (12.3707,0.00000)
+DEAL::      Eigenvalue 1 : (12.3707,0.00000)
+DEAL::      Eigenvalue 2 : (19.8027,0.00000)
+DEAL::      Eigenvalue 3 : (24.8370,0.00000)
 DEAL::      Eigenvalue 4 : (24.8370,0.00000)
-- 
2.39.5