Bugfix

abkein · Jan 15, 2025 · 7aae1a0 · 7aae1a0
1 parent 201c2c7
commit 7aae1a0
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/fix_cluster_crush_delete.cpp b/src/fix_cluster_crush_delete.cpp
@@ -37,6 +37,7 @@
 
 #include <cmath>
 #include <cstring>
+#include <algorithm>
 #include <unordered_map>
 
 using namespace LAMMPS_NS;
@@ -376,6 +377,8 @@ void FixClusterCrushDelete::pre_exchange()
     }
   }
 
+  std::sort(p2m.data(), p2m.data() + p2m.size(), [](auto a, auto b) { return a > b; });
+
   c2c.reset();
   c2c[comm->me] = clusters2crush_local;
   ::MPI_Allgather(&clusters2crush_local, 1, MPI_INT, c2c.data(), 1, MPI_INT, world);