gcc/ada/itypes.adb

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                              I T Y P E S                                 --
   6 --                                                                          --
   7 --                                 B o d y                                  --
   8 --                                                                          --
   9 --          Copyright (C) 1992-2003 Free Software Foundation, Inc.          --
  10 --                                                                          --
  11 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  12 -- terms of the  GNU General Public License as published  by the Free Soft- --
  13 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  14 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  15 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  16 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  17 -- for  more details.  You should have  received  a copy of the GNU General --
  18 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  19 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  20 -- MA 02111-1307, USA.                                                      --
  21 --                                                                          --
  22 -- GNAT was originally developed  by the GNAT team at  New York University. --
  23 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  24 --                                                                          --
  25 ------------------------------------------------------------------------------
  26
  27 with Atree;    use Atree;
  28 with Einfo;    use Einfo;
  29 with Sem;      use Sem;
  30 with Sem_Util; use Sem_Util;
  31 with Sinfo;    use Sinfo;
  32 with Stand;    use Stand;
  33
  34 package body Itypes is
  35
  36    ------------------
  37    -- Create_Itype --
  38    ------------------
  39
  40    function Create_Itype
  41      (Ekind        : Entity_Kind;
  42       Related_Nod  : Node_Id;
  43       Related_Id   : Entity_Id := Empty;
  44       Suffix       : Character := ' ';
  45       Suffix_Index : Nat       := 0;
  46       Scope_Id     : Entity_Id := Current_Scope)
  47       return         Entity_Id
  48    is
  49       Typ : Entity_Id;
  50
  51    begin
  52       if Related_Id = Empty then
  53          Typ := New_Internal_Entity (Ekind, Scope_Id, Sloc (Related_Nod), 'T');
  54          Set_Public_Status (Typ);
  55
  56       else
  57          Typ := New_External_Entity
  58            (Ekind, Scope_Id, Sloc (Related_Nod), Related_Id, Suffix,
  59                Suffix_Index, 'T');
  60       end if;
  61
  62       Init_Size_Align (Typ);
  63       Set_Etype (Typ, Any_Type);
  64       Set_Is_Itype (Typ);
  65       Set_Associated_Node_For_Itype (Typ, Related_Nod);
  66
  67       if In_Deleted_Code then
  68          Set_Is_Frozen (Typ);
  69       end if;
  70
  71       return Typ;
  72    end Create_Itype;
  73
  74 end Itypes;