Fix non MPI build

c0f6a01e · Stéphane Del Pino · 909b9203 · c0f6a01e
Commit c0f6a01e authored Sep 24, 2018 by Stéphane Del Pino
--- a/src/utils/Messenger.cpp
+++ b/src/utils/Messenger.cpp
@@ -46,5 +46,7 @@ Messenger(int& argc, char* argv[])
 Messenger::
 ~Messenger()
 {
+#ifdef PASTIS_HAS_MPI
  MPI_Finalize();
+#endif // PASTIS_HAS_MPI
 }