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--                                                                          --

--                         GNAT COMPILER COMPONENTS                         --

--                                                                          --

--                                  H L O                                   --

--                                                                          --

--                                 S p e c                                  --

--                                                                          --

--          Copyright (C) 1998-2007, Free Software Foundation, Inc.         --

--                                                                          --

-- GNAT is free software;  you can  redistribute it  and/or modify it under --

-- terms of the  GNU General Public License as published  by the Free Soft- --

-- ware  Foundation;  either version 3,  or (at your option) any later ver- --

-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --

-- OUT 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  distributed with GNAT; see file COPYING3.  If not, go to --

-- http://www.gnu.org/licenses for a complete copy of the license.          --

--                                                                          --

-- GNAT was originally developed  by the GNAT team at  New York University. --

-- Extensive contributions were provided by Ada Core Technologies Inc.      --

--                                                                          --

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with Types; use Types;

package HLO is

   procedure High_Level_Optimize (N : Node_Id);

   --  This procedure activates the high level optimizer. At the time it is

   --  called, the tree for compilation unit N has been fully analyzed, but

   --  not expanded, but the Analyzed flags have been reset. On return, the

   --  tree may be modified (and will be reanalyzed and expanded as required).

end HLO;