fflush for all processes.

2nd try to make asan warnings ignored.
rank==0 is not always the last one to print.
[ci-skip]

diff --git a/teshsuite/smpi/coll-alltoall/coll-alltoall.c b/teshsuite/smpi/coll-alltoall/coll-alltoall.c
index 0cbee34..0c5b652 100644 (file)
--- a/teshsuite/smpi/coll-alltoall/coll-alltoall.c
+++ b/teshsuite/smpi/coll-alltoall/coll-alltoall.c
@@ -66,11 +66,9 @@ int main(int argc, char *argv[])
     printf("%d ", rb[i]);
   printf("]\n");
 
-  if (rank == 0) {
-    if (status != MPI_SUCCESS)
-      printf("all_to_all returned %d\n", status);
-    fflush(stdout);
-  }
+  if (rank == 0 && status != MPI_SUCCESS)
+    printf("all_to_all returned %d\n", status);
+  fflush(stdout);
   xbt_free(sb);
   xbt_free(rb);
   MPI_Finalize();