Use logical instead of bitwise or when checking whether either ALUGrid

or UG is there.


git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/branches/strip-pdelab@12932 2fb0f335-1f38-0410-981e-8018bf24f1b0

test/decoupled/1p/test_diffusion3d.cc

@@ -25,7 +25,7 @@
 #include "config.h"
 #include <iostream>
 
-#if HAVE_ALUGRID | HAVE_UG
+#if HAVE_ALUGRID || HAVE_UG
 
 #include <dune/common/exceptions.hh>
 #include <dune/common/parallel/mpihelper.hh>