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-- C45614A.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 IF THE EXPONENT VALUE IN 

-- AN INTEGER EXPONENTIATION IS NEGATIVE.

-- CHECK BOTH STATIC AND NONSTATIC EXPONENT VALUES.

-- AH  9/29/86

-- EDS 7/15/98    AVOID OPTIMIZATION

WITH REPORT; USE REPORT;

PROCEDURE C45614A IS

     INT : INTEGER :=1;

     RES : INTEGER :=0;

BEGIN

     TEST ("C45614A", "CONSTRAINT_ERROR IS RAISED FOR INTEGERS " &

                      "HAVING A NEGATIVE EXPONENT");

     DECLARE

          E1 : CONSTANT INTEGER := -5;

     BEGIN

          RES := INT ** E1;

          FAILED ("CONSTRAINT_ERROR NOT RAISED - E1A " &

                   INTEGER'IMAGE(RES));

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ("CONSTRAINT_ERROR NOT RAISED - E1B");

     END;

     DECLARE

          E2 : INTEGER := 5;

     BEGIN

          RES := INT ** (-E2);

          FAILED ("CONSTRAINT_ERROR NOT RAISED - E2A " &

                  INTEGER'IMAGE(RES));

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ("CONSTRAINT_ERROR NOT RAISED - E2B");

     END;

     DECLARE

          E3 : INTEGER;

     BEGIN

          E3 := IDENT_INT(-5);

          RES := INT ** E3;

          FAILED ("CONSTRAINT_ERROR NOT RAISED - E3A " &

                  INTEGER'IMAGE(RES));

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ("CONSTRAINT_ERROR NOT RAISED - E3B");

     END;

     DECLARE

     BEGIN

          RES := INT ** IDENT_INT(-5);

          FAILED ("CONSTRAINT_ERROR NOT RAISED - E4A " &

                  INTEGER'IMAGE(RES));

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ("CONSTRAINT_ERROR NOT RAISED - E4B");

     END;

     RES := IDENT_INT(2);

     RES := IDENT_INT(RES);

     RESULT;

END C45614A;