[multiple changes]

2013-10-14  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_prag.adb (Analyze_Global_Item): Allow
	references to enclosing formal parameters.

2013-10-14  Thomas Quinot  <quinot@adacore.com>

	* einfo.adb (Equivalent_Type): Add missing case
	E_Access_Subprogram_Type in guard (for remote access to
	subprograms) * sem_ch8.adb (Find_Direct_Name, Find_Expanded_Name):
	Add missing guards to account for the presence of RAS types
	that have already been replaced with the corresponding fat
	pointer type.

From-SVN: r203523

gcc/ada/ChangeLog

 2013-10-14  Hristian Kirtchev  <kirtchev@adacore.com>
 
+	* sem_prag.adb (Analyze_Global_Item): Allow
+	references to enclosing formal parameters.
+
+2013-10-14  Thomas Quinot  <quinot@adacore.com>
+
+	* einfo.adb (Equivalent_Type): Add missing case
+	E_Access_Subprogram_Type in guard (for remote access to
+	subprograms) * sem_ch8.adb (Find_Direct_Name, Find_Expanded_Name):
+	Add missing guards to account for the presence of RAS types
+	that have already been replaced with the corresponding fat
+	pointer type.
+
+2013-10-14  Hristian Kirtchev  <kirtchev@adacore.com>
+
 	* aspects.adb: Add an entry in table Canonical_Aspect for
 	Initializes.
 	* aspects.ads: Add entries in tables Aspect_Id, Aspect_Argument,

gcc/ada/einfo.adb

@@ -1112,6 +1112,7 @@ package body Einfo is
       pragma Assert
         (Ekind_In (Id, E_Class_Wide_Type,
                        E_Class_Wide_Subtype,
+                       E_Access_Subprogram_Type,
                        E_Access_Protected_Subprogram_Type,
                        E_Anonymous_Access_Protected_Subprogram_Type,
                        E_Access_Subprogram_Type,

gcc/ada/sem_ch8.adb

@@ -4987,6 +4987,7 @@ package body Sem_Ch8 is
 
          if Comes_From_Source (N)
            and then Is_Remote_Access_To_Subprogram_Type (E)
+           and then Ekind (E) = E_Access_Subprogram_Type
            and then Expander_Active
            and then Get_PCS_Name /= Name_No_DSA
          then
@@ -5488,6 +5489,7 @@ package body Sem_Ch8 is
       <<Found>>
       if Comes_From_Source (N)
         and then Is_Remote_Access_To_Subprogram_Type (Id)
+        and then Ekind (Id) = E_Access_Subprogram_Type
         and then Present (Equivalent_Type (Id))
       then
          --  If we are not actually generating distribution code (i.e. the

gcc/ada/sem_prag.adb

@@ -1428,13 +1428,16 @@ package body Sem_Prag is
 
             if Present (Item_Id) then
 
-               --  A global item cannot reference a formal parameter. Do this
-               --  check first to provide a better error diagnostic.
+               --  A global item may denote a formal parameter of an enclosing
+               --  subprogram. Do this check first to provide a better error
+               --  diagnostic.
 
                if Is_Formal (Item_Id) then
-                  Error_Msg_N
-                    ("global item cannot reference formal parameter", Item);
-                  return;
+                  if Scope (Item_Id) = Subp_Id then
+                     Error_Msg_N
+                       ("global item cannot reference formal parameter", Item);
+                     return;
+                  end if;
 
                --  The only legal references are those to abstract states and
                --  variables.