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-- 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;