--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ada/libgnat/s-excdeb.adb	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,77 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--               S Y S T E M . E X C E P T I O N S _ D E B U G              --
+--                                                                          --
+--                                 B o d y                                  --
+--                                                                          --
+--         Copyright (C) 2006-2017, 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.      --
+--                                                                          --
+------------------------------------------------------------------------------
+
+pragma Compiler_Unit_Warning;
+
+package body System.Exceptions_Debug is
+
+   ---------------------------
+   -- Debug_Raise_Exception --
+   ---------------------------
+
+   procedure Debug_Raise_Exception
+     (E : SSL.Exception_Data_Ptr; Message : String)
+   is
+      pragma Inspection_Point (E, Message);
+   begin
+      null;
+   end Debug_Raise_Exception;
+
+   -------------------------------
+   -- Debug_unhandled_Exception --
+   -------------------------------
+
+   procedure Debug_Unhandled_Exception (E : SSL.Exception_Data_Ptr) is
+      pragma Inspection_Point (E);
+   begin
+      null;
+   end Debug_Unhandled_Exception;
+
+   --------------------------------
+   -- Debug_Raise_Assert_Failure --
+   --------------------------------
+
+   procedure Debug_Raise_Assert_Failure is
+   begin
+      null;
+   end Debug_Raise_Assert_Failure;
+
+   -----------------
+   -- Local_Raise --
+   -----------------
+
+   procedure Local_Raise (Excep : System.Address) is
+      pragma Warnings (Off, Excep);
+   begin
+      return;
+   end Local_Raise;
+
+end System.Exceptions_Debug;