--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/ada/acats/tests/c4/c4a006a.ada	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,61 @@
+-- C4A006A.ADA
+
+--                             Grant of Unlimited Rights
+--
+--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
+--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 
+--     unlimited rights in the software and documentation contained herein.
+--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 
+--     this public release, the Government intends to confer upon all 
+--     recipients unlimited rights  equal to those held by the Government.  
+--     These rights include rights to use, duplicate, release or disclose the 
+--     released technical data and computer software in whole or in part, in 
+--     any manner and for any purpose whatsoever, and to have or permit others 
+--     to do so.
+--
+--                                    DISCLAIMER
+--
+--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
+--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 
+--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
+--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 
+--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
+--     PARTICULAR PURPOSE OF SAID MATERIAL.
+--*
+-- CHECK THAT CONSTRAINT_ERROR IS RAISED FOR A UNIVERSAL_INTEGER 
+-- EXPRESSION CONTAINING AN EXPONENTIATION OPERATOR IF THE EXPONENT
+-- HAS A NEGATIVE VALUE.
+
+-- BAW 9/29/80
+-- SPS 4/7/82
+-- TBN 10/23/85     RENAMED FROM B4A006A-B.ADA. REVISED TO CHECK FOR
+--                  CONSTRAINT_ERROR WHEN EXPONENT IS NEGATIVE IN
+--                  A NONSTATIC CONTEXT.
+
+WITH REPORT; USE REPORT;
+PROCEDURE C4A006A IS
+
+BEGIN 
+     TEST ("C4A006A", "CHECK THAT A NEGATIVE EXPONENT IN " &
+                      "UNIVERSAL_INTEGER EXPONENTIATION RAISES " &
+                      "CONSTRAINT_ERROR");
+
+     DECLARE
+          B : BOOLEAN;
+     BEGIN
+
+          B := (1 ** IDENT_INT(-1)) = 1;
+          FAILED ("EXCEPTION NOT RAISED");
+          IF NOT B THEN
+               FAILED ("(1 ** (-1)) /= 1");
+          END IF;
+
+     EXCEPTION
+          WHEN CONSTRAINT_ERROR =>
+               NULL;
+          WHEN OTHERS =>
+               FAILED ("WRONG EXCEPTION RAISED");
+     END;     
+
+     RESULT;
+END C4A006A;