X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/48e697b8984383fadb27c39eeaf92e154ee3b50e..HEAD:/examples/smpi/ampi_test/ampi_test.cpp

diff --git a/examples/smpi/ampi_test/ampi_test.cpp b/examples/smpi/ampi_test/ampi_test.cpp
index 9dfdd18c81..53308b1b67 100644
--- a/examples/smpi/ampi_test/ampi_test.cpp
+++ b/examples/smpi/ampi_test/ampi_test.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2009-2019. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2009-2023. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -7,17 +7,21 @@
 #include "smpi/smpi.h"
 #include "smpi/sampi.h"
 
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_plugin_load_balancer_example, smpi, "Simple tracing test for SAMPI functions");
-
 int main(int argc, char* argv[])
 {
   MPI_Init(&argc, &argv);
+  // useless alocations for testing and coverage
   void* pointer = malloc(100 * sizeof(int));
+  void* ptmp;
+  if ((ptmp = realloc(pointer, 50 * sizeof(int))) != nullptr)
+    pointer = ptmp;
+  if ((ptmp = realloc(pointer, 200 * sizeof(int))) != nullptr)
+    pointer = ptmp;
   free(pointer);
-  pointer = malloc(100 * sizeof(int));
+  pointer = calloc(100, sizeof(int));
   int rank;
-  int err = MPI_Comm_rank(MPI_COMM_WORLD, &rank);   /* Get id of this process */
-  if (err != MPI_SUCCESS) {
+  /* Get id of this process */
+  if (int err = MPI_Comm_rank(MPI_COMM_WORLD, &rank); err != MPI_SUCCESS) {
     fprintf(stderr, "MPI_Comm_rank failed: %d", err);
     MPI_Abort(MPI_COMM_WORLD, EXIT_FAILURE);
     exit(EXIT_FAILURE);
@@ -29,11 +33,13 @@ int main(int argc, char* argv[])
   AMPI_Iteration_in(MPI_COMM_WORLD);
   simgrid::s4u::this_actor::sleep_for(rank);
   AMPI_Iteration_out(MPI_COMM_WORLD);
-  if (rank == 0)
+  if (rank == 0) {
     free(pointer);
+    pointer = nullptr;
+  }
   AMPI_Migrate(MPI_COMM_WORLD);
   if (rank != 0)
-  free(pointer);
+    free(pointer);
 
   MPI_Finalize();
   return 0;