decorated the in progess ALL_Unstructured with unused variables

include/ALL_Unstructured.hpp

@@ -220,12 +220,12 @@ template <class T, class W> void Unstructured_LB<T, W>::setup() {
   MPI_Cart_rank(this->globalComm, this->local_coords.data(), &this->localRank);
 
   // groups required for new communicators
-  MPI_Group groups[n_vertices];
+  MPI_Group known_unused  groups[n_vertices];
   // arrays of processes belonging to group
-  int processes[n_vertices][n_vertices];
+  int known_unused processes[n_vertices][n_vertices];
 
   // shifted local coordinates to find neighboring processes
-  int shifted_coords[this->dimension];
+  int known_unused shifted_coords[this->dimension];
 
   // get main and secondary dimensions
   if (this->global_dims.at(2) >= this->global_dims.at(1)) {
@@ -293,8 +293,8 @@ template <class T, class W> void Unstructured_LB<T, W>::setup() {
 #endif
   std::vector<int> dim_vert(this->global_dims);
 
-  MPI_Comm tmp_comm;
-  int own_vertex;
+  MPI_Comm known_unused tmp_comm;
+  int known_unused own_vertex;
 
 #ifdef ALL_DEBUG_ENABLED
   MPI_Barrier(this->globalComm);
@@ -403,7 +403,7 @@ void Unstructured_LB<T, W>::balance(int /*step*/) {
   T center[this->dimension];
 
   // local geometric center
-  T local_info[(this->dimension + 2) * n_vertices];
+  T known_unused local_info[(this->dimension + 2) * n_vertices];
 
   for (int i = 0; i < n_vertices * n_vertices * (this->dimension + 2); ++i)
     vertex_info[i] = -1;
@@ -517,12 +517,12 @@ void Unstructured_LB<T, W>::balance(int /*step*/) {
     break;
   }
   // exchange information with all vertex neighbors
-  MPI_Request request[n_vertices];
-  MPI_Status status[n_vertices];
+  MPI_Request known_unused request[n_vertices];
+  MPI_Status known_unused status[n_vertices];
 
   // compute new position for vertex 7 (if not periodic)
-  T total_work = (T)0;
-  T shift_vectors[this->dimension * n_vertices];
+  T known_unused total_work = (T)0;
+  T known_unused shift_vectors[this->dimension * n_vertices];
 
   for (int v = 0; v < n_vertices; ++v) {
     for (int d = 0; d < this->dimension; ++d) {