From c0d7b9975ec74e777002dabbff42053c89371f8a Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Fri, 27 Sep 2024 14:38:28 -0400
Subject: [PATCH] avoid using std::shared_ptr. use new/delete for MPI rank 0
 instead

---
 src/MEAM/pair_meam.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/MEAM/pair_meam.cpp b/src/MEAM/pair_meam.cpp
index 8f5b415cd2..9c0ba2bee9 100644
--- a/src/MEAM/pair_meam.cpp
+++ b/src/MEAM/pair_meam.cpp
@@ -547,9 +547,9 @@ void PairMEAM::read_user_meam_file(const std::string &userfile)
 
   // open user param file on proc 0
 
-  std::shared_ptr<PotentialFileReader> reader;
+  PotentialFileReader *reader = nullptr;
 
-  if (comm->me == 0) reader = std::make_shared<PotentialFileReader>(lmp, userfile, "MEAM");
+  if (comm->me == 0) reader = new PotentialFileReader(lmp, userfile, "MEAM");
 
   // read settings
   // pass them one at a time to MEAM package
@@ -623,6 +623,7 @@ void PairMEAM::read_user_meam_file(const std::string &userfile)
                  keyword, descr[errorflag]);
     }
   }
+  if (comm->me == 0) delete reader;
 }
 
 /* ---------------------------------------------------------------------- */