first commit to add the mpich-test suite to smpi tesh suite. Obviously all tests...

[simgrid.git] / teshsuite / smpi / mpich-test / coll / bcastbug2.c

diff --git a/teshsuite/smpi/mpich-test/coll/bcastbug2.c b/teshsuite/smpi/mpich-test/coll/bcastbug2.c
new file mode 100644 (file)
index 0000000..4870195
--- /dev/null
+++ b/teshsuite/smpi/mpich-test/coll/bcastbug2.c
@@ -0,0 +1,29 @@
+#include "mpi.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include "test.h"
+
+int main( int argc, char **argv)
+{
+   char *buf;
+   int i, iam;
+   MPI_Init(&argc, &argv);
+   MPI_Barrier(MPI_COMM_WORLD);
+   buf = (char *)malloc(32*1024);
+   MPI_Comm_rank(MPI_COMM_WORLD, &iam);
+   for(i=1; i<=32; i++){
+      if (iam == 0){
+         *buf=i;
+         printf("Broadcasting %d bytes\n", i*64);
+         }
+      MPI_Bcast(buf, i*64, MPI_BYTE, 0, MPI_COMM_WORLD);
+      if (*buf != i) printf("Sanity check error on node %d\n", iam);
+/*      gsync();
+*/
+      MPI_Barrier(MPI_COMM_WORLD);
+      }
+   Test_Waitforall( );
+   MPI_Finalize();
+
+   return 0;
+}