--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ada/libgnat/s-pack07.ads	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,60 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT RUN-TIME COMPONENTS                         --
+--                                                                          --
+--                       S Y S T E M . P A C K _ 0 7                        --
+--                                                                          --
+--                                 S p e c                                  --
+--                                                                          --
+--          Copyright (C) 1992-2017, 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.                                     --
+--                                                                          --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception,   --
+-- version 3.1, as published by the Free Software Foundation.               --
+--                                                                          --
+-- You should have received a copy of the GNU General Public License and    --
+-- a copy of the GCC Runtime Library Exception along with this program;     --
+-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
+-- <http://www.gnu.org/licenses/>.                                          --
+--                                                                          --
+-- GNAT was originally developed  by the GNAT team at  New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc.      --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  Handling of packed arrays with Component_Size = 7
+
+package System.Pack_07 is
+   pragma Preelaborate;
+
+   Bits : constant := 7;
+
+   type Bits_07 is mod 2 ** Bits;
+   for Bits_07'Size use Bits;
+
+   --  In all subprograms below, Rev_SSO is set True if the array has the
+   --  non-default scalar storage order.
+
+   function Get_07
+     (Arr     : System.Address;
+      N       : Natural;
+      Rev_SSO : Boolean) return Bits_07 with Inline;
+   --  Arr is the address of the packed array, N is the zero-based
+   --  subscript. This element is extracted and returned.
+
+   procedure Set_07
+     (Arr     : System.Address;
+      N       : Natural;
+      E       : Bits_07;
+      Rev_SSO : Boolean) with Inline;
+   --  Arr is the address of the packed array, N is the zero-based
+   --  subscript. This element is set to the given value.
+
+end System.Pack_07;