Fix some compiler warnings that have slipped in lately...

This commit was SVN r13037.

ompi/mca/btl/openib/btl_openib.c

@@ -87,7 +87,7 @@ int mca_btl_openib_add_procs(
     int i,j, rc;
     int remote_subnets;
     int local_subnets;
-    int btl_rank;
+    int btl_rank = 0;
     for(i = 0; i < (int) nprocs; i++) {
         
         struct ompi_proc_t* ompi_proc = ompi_procs[i];

opal/runtime/opal_progress.c

@@ -79,7 +79,9 @@ static int debug_output = -1;
 int
 opal_progress_init(void)
 {
+#if OMPI_ENABLE_DEBUG
     int param, value;
+#endif
 
     /* reentrant issues */
 #if OMPI_HAVE_THREAD_SUPPORT

orte/mca/ras/gridengine/ras_gridengine_module.c

@@ -234,7 +234,7 @@ static int orte_ras_gridengine_discover(opal_list_t* nodelist,
         item != opal_list_get_end(nodelist);
         item =  opal_list_get_next(item)) {
         orte_ras_node_t *node = (orte_ras_node_t*)item;
-        int remain_slot_cnt;
+        int remain_slot_cnt = 0;
 
         opal_output(mca_ras_gridengine_component.verbose,
             "ras:gridengine: %s: checking gpr key", node->node_name);