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-- C54A22A.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 ALL FORMS OF CHOICE IN CASE CHOICES.

-- DAT 1/29/81

-- SPS 1/21/83

WITH REPORT;

PROCEDURE C54A22A IS

     USE REPORT;

     TYPE T IS RANGE 1 .. 10;

     C5 : CONSTANT T := 5;

     SUBTYPE S1 IS T RANGE 1 .. 5;

     SUBTYPE S2 IS T RANGE C5 + 1 .. 7;

     SUBTYPE SN IS T RANGE C5 + 4 .. C5 - 4 + 7;  -- NULL RANGE.

     SUBTYPE S10 IS T RANGE C5 + 5 .. T'LAST;

BEGIN

     TEST ("C54A22A", "CHECK ALL FORMS OF CASE CHOICES");

     CASE T'(C5 + 3) IS

          WHEN SN                       -- 9..8

          | S1 RANGE 1 .. 0             -- 1..0

          | S2 RANGE C5 + 2 .. C5 + 1   -- 7..6

          | 3 .. 2                      -- 3..2

               => FAILED ("WRONG CASE 1");

          WHEN  S1 RANGE 4 .. C5        -- 4..5

          | S1 RANGE C5 - 4 .. C5 / 2   -- 1..2

          | 3 .. 1 + C5 MOD 3           -- 3..3

          | SN                          -- 9..8

          | S1 RANGE 5 .. C5 - 1        -- 5..4

          | 6 .. 7                      -- 6..7

          | S10                         -- 10..10

          | 9                           -- 9

          | S10 RANGE 10 .. 9 =>        -- 10..9

               FAILED ("WRONG CASE 2");

          WHEN C5 + C5 - 2 .. 8         -- 8

               => NULL;

     END CASE;

     RESULT;

END C54A22A;