From: Matthias Maier <tamiko@43-1.org>
Date: Tue, 9 Oct 2018 21:01:26 +0000 (-0500)
Subject: Tests: fe/fe_enriched_color_07 - use a better preconditioner
X-Git-Tag: v9.1.0-rc1~644^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F7317%2Fhead;p=dealii.git

Tests: fe/fe_enriched_color_07 - use a better preconditioner

PreconditionSOR does the job here...
---

diff --git a/tests/fe/fe_enriched_color_07.cc b/tests/fe/fe_enriched_color_07.cc
index 8170d64d97..1159cea30a 100644
--- a/tests/fe/fe_enriched_color_07.cc
+++ b/tests/fe/fe_enriched_color_07.cc
@@ -1573,16 +1573,7 @@ LaplaceProblem<dim>::solve()
   SolverControl solver_control(prm.max_iterations, prm.tolerance, false, false);
   PETScWrappers::SolverCG cg(solver_control, mpi_communicator);
 
-  // choose preconditioner
-#define amg
-#ifdef amg
-  PETScWrappers::PreconditionBoomerAMG::AdditionalData additional_data;
-  additional_data.symmetric_operator = true;
-  PETScWrappers::PreconditionBoomerAMG preconditioner(system_matrix,
-                                                      additional_data);
-#else
-  PETScWrappers::PreconditionJacobi preconditioner(system_matrix);
-#endif
+  PETScWrappers::PreconditionSOR preconditioner(system_matrix);
 
   cg.solve(system_matrix, solution, system_rhs, preconditioner);