* Initialize C_Root

src/backends/ocarina-backends-po_hi_c.ads

@@ -6,7 +6,7 @@
 --                                                                          --
 --                                 S p e c                                  --
 --                                                                          --
---    Copyright (C) 2008-2009 Telecom ParisTech, 2010-2015 ESA & ISAE.      --
+--    Copyright (C) 2008-2009 Telecom ParisTech, 2010-2016 ESA & ISAE.      --
 --                                                                          --
 -- Ocarina  is free software; you can redistribute it and/or modify under   --
 -- terms of the  GNU General Public License as published  by the Free Soft- --
@@ -63,7 +63,7 @@ package Ocarina.Backends.PO_HI_C is
    --  wants the ASN1 deployment information.
 
 private
-   C_Root : Node_Id;
+   C_Root : Node_Id := No_Node;
    --  The root of the C trees
 
 end Ocarina.Backends.PO_HI_C;