From 6e456b8c1578c90b199c67f0135e2123c4c9ce33 Mon Sep 17 00:00:00 2001
From: Daniel Arndt <daniel.arndt@iwr.uni-heidelberg.de>
Date: Mon, 5 Feb 2018 10:07:54 +0100
Subject: [PATCH] Fix unused variables in SUNDIALS wrappers' destructors

---
 source/sundials/arkode.cc | 1 +
 source/sundials/ida.cc    | 1 +
 source/sundials/kinsol.cc | 1 +
 3 files changed, 3 insertions(+)

diff --git a/source/sundials/arkode.cc b/source/sundials/arkode.cc
index 205c0d9b47..96c86e6e3a 100644
--- a/source/sundials/arkode.cc
+++ b/source/sundials/arkode.cc
@@ -239,6 +239,7 @@ namespace SUNDIALS
     if (is_serial_vector<VectorType>::value == false)
       {
         const int ierr = MPI_Comm_free(&communicator);
+        (void)ierr;
         AssertNothrow(ierr == MPI_SUCCESS, ExcMPI(ierr));
       }
 #endif
diff --git a/source/sundials/ida.cc b/source/sundials/ida.cc
index 11afc8fc88..43dcb80085 100644
--- a/source/sundials/ida.cc
+++ b/source/sundials/ida.cc
@@ -167,6 +167,7 @@ namespace SUNDIALS
     if (is_serial_vector<VectorType>::value == false)
       {
         const int ierr = MPI_Comm_free(&communicator);
+        (void)ierr;
         AssertNothrow(ierr == MPI_SUCCESS, ExcMPI(ierr));
       }
 #endif
diff --git a/source/sundials/kinsol.cc b/source/sundials/kinsol.cc
index ba07fb638f..4fe71f0efd 100644
--- a/source/sundials/kinsol.cc
+++ b/source/sundials/kinsol.cc
@@ -169,6 +169,7 @@ namespace SUNDIALS
     if (is_serial_vector<VectorType>::value == false)
       {
         const int ierr = MPI_Comm_free(&communicator);
+        (void)ierr;
         AssertNothrow(ierr == MPI_SUCCESS, ExcMPI(ierr));
       }
 #endif
-- 
2.39.5