From: David Wells <drwells@email.unc.edu>
Date: Mon, 23 May 2022 02:55:47 +0000 (-0400)
Subject: Add a missing MPI_InitFinalize.
X-Git-Tag: v9.4.0-rc1~159^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F13786%2Fhead;p=dealii.git

Add a missing MPI_InitFinalize.

This is now required in SUNDIALS 6 since SUNContext objects duplicate MPI
communicators.
---

diff --git a/tests/sundials/arkode_08.cc b/tests/sundials/arkode_08.cc
index f10fdf9d49..3dfa856ef3 100644
--- a/tests/sundials/arkode_08.cc
+++ b/tests/sundials/arkode_08.cc
@@ -51,6 +51,9 @@ main(int argc, char **argv)
 {
   initlog();
 
+  Utilities::MPI::MPI_InitFinalize mpi_initialization(
+    argc, argv, numbers::invalid_unsigned_int);
+
   using VectorType = Vector<double>;
 
   ParameterHandler                             prm;