--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ada/urealp.h	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,64 @@
+/****************************************************************************
+ *                                                                          *
+ *                         GNAT COMPILER COMPONENTS                         *
+ *                                                                          *
+ *                               U R E A L P                                *
+ *                                                                          *
+ *                              C Header File                               *
+ *                                                                          *
+ *            Copyright (C) 1992-2014, 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, go to *
+ * http://www.gnu.org/licenses for a complete copy of the license.          *
+ *                                                                          *
+ * GNAT was originally developed  by the GNAT team at  New York University. *
+ * Extensive contributions were provided by Ada Core Technologies Inc.      *
+ *                                                                          *
+ ****************************************************************************/
+
+/* This file corresponds to the Ada package specification Urealp.  It was
+   created manually from the files urealp.ads and urealp.adb.  */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Support for universal real arithmetic.  */
+
+#define Numerator urealp__numerator
+extern Uint Numerator		(Ureal);
+
+#define Denominator urealp__denominator
+extern Uint Denominator		(Ureal);
+
+#define Rbase urealp__rbase
+extern Nat Rbase		(Ureal);
+
+#define Norm_Den urealp__norm_den
+extern Uint Norm_Den		(Ureal);
+
+#define Norm_Num urealp__norm_num
+extern Uint Norm_Num		(Ureal);
+
+#define UR_Is_Negative urealp__ur_is_negative
+extern Boolean UR_Is_Negative	(Ureal);
+
+#define UR_Is_Zero urealp__ur_is_zero
+extern Boolean UR_Is_Zero	(Ureal);
+
+enum Rounding_Mode {Floor = 0, Ceiling = 1, Round = 2, Round_Even = 3};
+
+#define Machine eval_fat__machine
+extern Ureal Machine		(Entity_Id, Ureal, enum Rounding_Mode,
+				 Node_Id);
+
+#ifdef __cplusplus
+}
+#endif