model-checker : new files forgotten

[simgrid.git] / examples / smpi / mc / non_termination2.c

diff --git a/examples/smpi/mc/non_termination2.c b/examples/smpi/mc/non_termination2.c
new file mode 100644 (file)
index 0000000..a23435e
--- /dev/null
+++ b/examples/smpi/mc/non_termination2.c
@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include <mpi.h>
+#include <simgrid/modelchecker.h>
+
+int x;
+
+int main(int argc, char **argv) {
+
+  int recv_buff, size, rank;
+  MPI_Status status;
+  
+  MPI_Init(&argc, &argv);
+
+  MPI_Comm_size(MPI_COMM_WORLD, &size);   /* Get nr of tasks */
+  MPI_Comm_rank(MPI_COMM_WORLD, &rank);   /* Get id of this process */
+
+  MC_ignore(&(status.count), sizeof(status.count));
+
+  if (rank == 0) {
+    while (1) {
+      MPI_Recv(&recv_buff, 1, MPI_INT, MPI_ANY_SOURCE, MPI_ANY_TAG, MPI_COMM_WORLD, &status);
+    }
+  } else {
+    while (1) {
+      x = 2;
+      MPI_Send(&rank, 1, MPI_INT, 0, 42, MPI_COMM_WORLD);
+    }
+  }
+
+  MPI_Finalize();
+
+  return 0;
+}