Squash some compilation issues

mpiuse.c

@@ -442,11 +442,11 @@ void mpiuse_log_generate(int nr_nodes, int nr_logs, int size, int random,
  */
 void mpiuse_shuffle_logs(struct mpiuse_log_entry **logs, int nlogs) {
 
-  struct mpiuse_log_entry tmp;
+  struct mpiuse_log_entry *tmp;
   for (int k = nlogs - 1; k > 0; k--) {
     unsigned int j = (unsigned int)(drand48() * (k + 1));
-    memcpy(&tmp, &logs[j], sizeof(struct mpiuse_log_entry *));
-    memcpy(&logs[j], &logs[k], sizeof(struct mpiuse_log_entry *));
-    memcpy(&logs[k], &tmp, sizeof(struct mpiuse_log_entry *));
+    tmp = logs[j];
+    logs[j] = logs[k];
+    logs[k] = tmp;
   }
 }

swiftmpifakestepsim.c

@@ -51,11 +51,9 @@ static int volatile nr_reqs = 0;
 static int volatile injecting = 1;
 static struct mpiuse_log_entry **volatile recvs_queue;
 static int volatile nr_recvs = 0;
-static int volatile ind_recv = 0;
 static int volatile todo_recv = 0;
 static struct mpiuse_log_entry **volatile sends_queue;
 static int volatile nr_sends = 0;
-static int volatile ind_send = 0;
 static int volatile todo_send = 0;
 
 /**

swiftmpistepsim.c

@@ -63,11 +63,9 @@ static int volatile nr_reqs = 0;
 static int volatile injecting = 1;
 static struct mpiuse_log_entry **volatile recvs_queue;
 static int volatile nr_recvs = 0;
-static int volatile ind_recv = 0;
 static int volatile todo_recv = 0;
 static struct mpiuse_log_entry **volatile sends_queue;
 static int volatile nr_sends = 0;
-static int volatile ind_send = 0;
 static int volatile todo_send = 0;
 
 /* CPU frequency of the machine that created the MPI log. */