--  Node garbage collector (for debugging).
--  Copyright (C) 2014 Tristan Gingold
--
--  GHDL is free software; you can redistribute it and/or modify it under
--  the terms of the GNU General Public License as published by the Free
--  Software Foundation; either version 2, or (at your option) any later
--  version.
--
--  GHDL is distributed in the hope that it will be useful, but WITHOUT ANY
--  WARRANTY; without even the implied warranty of MERCHANTABILITY or
--  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
--  for more details.
--
--  You should have received a copy of the GNU General Public License
--  along with GHDL; see the file COPYING.  If not, write to the Free
--  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
--  02111-1307, USA.

with Vhdl.Nodes; use Vhdl.Nodes;

package Vhdl.Nodes_GC is
   Flag_Disp_Multiref : Boolean := True;

   --  Perform an internal check on the tree structure of UNIT.
   procedure Check_Tree (Unit : Iir);

   procedure Report_Unreferenced;
   --  Display nodes that aren't referenced.
end Vhdl.Nodes_GC;