2008-08-20 Ed Schonberg <schonberg@adacore.com>

	Revert partially previous changes, unrelated to the change at hand.

From-SVN: r139271

gcc/ada/einfo.ads

@@ -5016,7 +5016,6 @@ package Einfo is
    --    Generic_Renamings                   (Elist23)  (for an instance)
    --    Inner_Instances                     (Elist23)  (generic function only)
    --    Protection_Object                   (Node23)   (for concurrent kind)
-   --    Spec_PPC_List                       (Node24)
    --    Interface_Alias                     (Node25)
    --    Overridden_Operation                (Node26)
    --    Wrapped_Entity                      (Node27)   (non-generic case only)

gcc/ada/exp_aggr.adb

@@ -2547,13 +2547,9 @@ package body Exp_Aggr is
             --  in the limited case, the ancestor part must be either a
             --  function call (possibly qualified, or wrapped in an unchecked
             --  conversion) or aggregate (definitely qualified).
-            --  The ancestor part can also be a function call (that may be
-            --  transformed into an explicit dereference) or a qualification
-            --  of one such.
 
             elsif Is_Limited_Type (Etype (A))
               and then Nkind (Unqualify (A)) /= N_Function_Call --  aggregate?
-              and then Nkind (Unqualify (A)) /= N_Explicit_Dereference
               and then
                 (Nkind (Unqualify (A)) /= N_Unchecked_Type_Conversion
                    or else

gcc/ada/exp_ch6.adb

@@ -4394,14 +4394,6 @@ package body Exp_Ch6 is
       Prot_Id   : Entity_Id;
 
    begin
-      --  If the subprogram is a function with an anonymous access
-      --  to protected subprogram, it must be expanded to create
-      --  its equivalent type.
-
-      --  if Ekind (Typ) = E_Anonymous_Access_Protected_Subprogram_Type then
-      --     Expand_Access_Protected_Subprogram_Type (N, Typ);
-      --  end if;
-
       --  Deal with case of protected subprogram. Do not generate protected
       --  operation if operation is flagged as eliminated.
 

gcc/ada/exp_ch9.ads

@@ -203,9 +203,7 @@ package Exp_Ch9 is
    --  routine to make sure Complete_Master is called on exit).
 
    procedure Expand_Access_Protected_Subprogram_Type (N : Node_Id);
-   --  Build Equivalent_Type for an Access_To_Protected_Subprogram.
-   --  Equivalent_Type is a record type with two components: a pointer
-   --  to the protected object, and a pointer to the operation itself.
+   --  Build Equivalent_Type for an Access_to_protected_Subprogram
 
    procedure Expand_Accept_Declarations (N : Node_Id; Ent : Entity_Id);
    --  Expand declarations required for accept statement. See bodies of

gcc/ada/sem_type.adb

@@ -884,6 +884,8 @@ package body Sem_Type is
       then
          return True;
 
+      --  An aggregate is compatible with an array or record type
+
       elsif T2 = Any_Composite
         and then Ekind (T1) in E_Array_Type .. E_Record_Subtype
       then