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-- C45303A.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 ADDITION AND SUBTRACTION YIELD RESULTS BELONGING TO THE

-- BASE TYPE.

-- JBG 2/24/84

-- JRL 03/30/93 REMOVED NUMERIC_ERROR FROM TEST.

-- JRL 10/13/96 Fixed static expressions which contained values outside

--              the base range.

WITH REPORT; USE REPORT;

PROCEDURE C45303A IS

     TYPE INT IS RANGE 1..10;

     X, Y : INT := INT(IDENT_INT(9));

BEGIN

     TEST ("C45303A", "CHECK SUBTYPE OF INTEGER ADDITION/SUBTRACTION");

     BEGIN

          IF X + Y - 10 /= INT(IDENT_INT(8)) THEN

               FAILED ("INCORRECT RESULT - ADDITION");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               IF INT'POS(INT'BASE'LAST) >= 18 THEN

                    FAILED ("ADDITION DOES NOT YIELD RESULT " &

                            "BELONGING TO THE BASE TYPE");

               ELSE

                    COMMENT ("BASE TYPE HAS RANGE LESS THAN 18 - ADD");

               END IF;

     END;

     BEGIN

          IF 2 - X - INT(IDENT_INT(1)) /= INT'VAL(IDENT_INT(-8)) THEN

               FAILED ("INCORRECT RESULT - SUBTRACTION");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               IF INT'POS(INT'BASE'FIRST) <= -8 THEN

                    FAILED ("SUBTRACTION DOES NOT YIELD RESULT " &

                            "BELONGING TO THE BASE TYPE");

               ELSE

                    COMMENT ("BASE TYPE HAS RANGE GREATER THAN -8 - SUB");

               END IF;

     END;

     RESULT;

END C45303A;