mpi/tests: minor fixes

mpi/tests/block_interface.c

@@ -1,7 +1,7 @@
 /* StarPU --- Runtime system for heterogeneous multicore architectures.
  *
  * Copyright (C) 2009, 2010  Université de Bordeaux 1
- * Copyright (C) 2010, 2011, 2012  Centre National de la Recherche Scientifique
+ * Copyright (C) 2010, 2011, 2012, 2014  Centre National de la Recherche Scientifique
  *
  * StarPU is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License as published by
@@ -51,7 +51,7 @@ int main(int argc, char **argv)
 	 * register it directly. Node 0 and 1 will then exchange the content of
 	 * their blocks. */
 
-	float *block;
+	float *block = NULL;
 	starpu_data_handle_t block_handle;
 
 	if (rank == 0)

mpi/tests/insert_task_recv_cache.c

@@ -130,7 +130,7 @@ int main(int argc, char **argv)
 	if (rank == 1)
 	{
 		result = (comm_amount_with_cache[0] == comm_amount_without_cache[0] * 2);
-		FPRINTF_MPI("Communication cache mechanism is %sworking (with cache: %d) (without cache: %d)\n", result?"":"NOT ", comm_amount_with_cache[0], comm_amount_without_cache[0]);
+		FPRINTF_MPI("Communication cache mechanism is %sworking (with cache: %ld) (without cache: %ld)\n", result?"":"NOT ", comm_amount_with_cache[0], comm_amount_without_cache[0]);
 	}
 	else
 		result = 1;