Bug fixed if output_step function is not defined. Now example in the documentation...

diff --git a/source/sundials/arkode.cc b/source/sundials/arkode.cc
index 0216512b08cf29cd7ebf2cafe784bb6bfd6abd25..528d6e6d9a447a2add3da0a400aab05bf464c1bf 100644 (file)
--- a/source/sundials/arkode.cc
+++ b/source/sundials/arkode.cc
@@ -300,7 +300,8 @@ namespace SUNDIALS
 
     double next_time = data.initial_time;
 
-    output_step(0, solution, 0);
+    if (output_step)
+      output_step(0, solution, 0);
 
     while (t < data.final_time)
       {