--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ada/gcc-interface/ada.h	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,73 @@
+/****************************************************************************
+ *                                                                          *
+ *                         GNAT COMPILER COMPONENTS                         *
+ *                                                                          *
+ *                                  A D A                                   *
+ *                                                                          *
+ *                              C Header File                               *
+ *                                                                          *
+ *          Copyright (C) 1992-2013, 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.  See the GNU General Public License *
+ * for  more details.  You should have  received  a copy of the GNU General *
+ * Public License  distributed  with GNAT;  see file  COPYING3.  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.      *
+ *                                                                          *
+ ****************************************************************************/
+
+/* This file contains some standard macros for performing Ada-like
+   operations. These are used to aid in the translation of other headers. */
+
+#ifndef GCC_ADA_H
+#define GCC_ADA_H
+
+/* Inlined functions in header are preceded by INLINE, which is normally set
+   to extern inline for GCC, but may be set to static for use in standard
+   ANSI-C.  */
+
+#ifndef INLINE
+#ifdef __GNUC__
+#define INLINE static inline
+#else
+#define INLINE static
+#endif
+#endif
+
+/* Define a macro to concatenate two strings.  Write it for ANSI C and
+   for traditional C.  */
+
+#ifdef __STDC__
+#define CAT(A,B) A##B
+#else
+#define _ECHO(A) A
+#define CAT(A,B) _ECHO(A)B
+#endif
+
+/* The following macro definition simulates the effect of a declaration of
+   a subtype, where the first two parameters give the name of the type and
+   subtype, and the third and fourth parameters give the subtype range. The
+   effect is to compile a typedef defining the subtype as a synonym for the
+   type, together with two constants defining the end points.  */
+
+#define SUBTYPE(SUBTYPE,TYPE,FIRST,LAST)	\
+  typedef TYPE SUBTYPE;				\
+  enum { CAT (SUBTYPE,__First) = FIRST,		\
+         CAT (SUBTYPE,__Last) = LAST };
+
+/* The following definition provides the equivalent of the Ada IN operator,
+   assuming that the subtype involved has been defined using the SUBTYPE
+   macro defined above.  */
+
+#define IN(VALUE,SUBTYPE) \
+  (((VALUE) >= (SUBTYPE) CAT (SUBTYPE,__First)) \
+   && ((VALUE) <= (SUBTYPE) CAT (SUBTYPE,__Last)))
+
+#endif