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Newsgroups: comp.lang.ada
Subject: Re: Initialization and Finalization of limited object "returned" by a
	function
Date: Thu, 11 Feb 2010 18:37:35 -0800 (PST)
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Date: 2010-02-11T18:37:35-08:00
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procedure E is
   -- Variation from D : Limited_Type is
   -- now made a limited interface (instead
   -- of a limited tagged) and the
   -- derived type is made limited too
   -- Note : although the interface is limited,
   -- the derived type will not be automatically
   -- limited if this was not explicitly
   -- specify.
   -- Observations : mmmh... that's good
   -- (but not for long : have look at F).

   package P is
      type Limited_Type is limited interface;
      subtype Limited_Class is Limited_Type'Class;
      function New_Limited return Limited_Class;
   end P;

   package body P is
      type Derived_Limited_Type is limited
         new Limited_Type with null record;

      function New_Derived return Derived_Limited_Type is
      begin
         return R : Derived_Limited_Type do
            null;
         end return;
      end;

      function New_Limited return Limited_Class is
      begin
         return R : Limited_Class := New_Derived do
            null;
         end return;
      end;
   end P;

   Entity : P.Limited_Class := P.New_Limited;

begin
   null;
end E;