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-- C54A42D.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 A  CASE_STATEMENT CORRECTLY HANDLES A FEW ALTERNATIVES

--    COVERING A LARGE RANGE OF INTEGERS.

-- (OPTIMIZATION TEST.)

-- RM 03/30/81

WITH REPORT;

PROCEDURE  C54A42D  IS

     USE  REPORT ;

BEGIN

     TEST( "C54A42D" , "TEST THAT A  CASE_STATEMENT CORRECTLY HANDLES" &

                       " A FEW ALTERNATIVES COVERING A LARGE RANGE" &

                       " OF INTEGERS" );

     DECLARE

          NUMBER  : CONSTANT          := 2000 ;

          LITEXPR : CONSTANT          := NUMBER + 2000 ;

          STATCON : CONSTANT INTEGER  := 2001 ;

          DYNVAR  :          INTEGER  := IDENT_INT( 0 );

          DYNCON  : CONSTANT INTEGER  := IDENT_INT( 1 );

     BEGIN

          CASE  INTEGER'(-4000)  IS

               WHEN  1..2000         =>  FAILED("WRONG ALTERNATIVE F1");

               WHEN  INTEGER'FIRST..0=>  NULL ;

               WHEN  2001            =>  FAILED("WRONG ALTERNATIVE F3");

               WHEN  2002..INTEGER'LAST=>FAILED("WRONG ALTERNATIVE F4");

          END CASE;

          CASE  INTEGER'(NUMBER)   IS

               WHEN  1..2000         =>  NULL ;

               WHEN  INTEGER'FIRST..0=>  FAILED("WRONG ALTERNATIVE G2");

               WHEN  2001            =>  FAILED("WRONG ALTERNATIVE G3");

               WHEN  2002..INTEGER'LAST=>FAILED("WRONG ALTERNATIVE G4");

          END CASE;

          CASE  IDENT_INT(LITEXPR)  IS

               WHEN  1..2000         =>  FAILED("WRONG ALTERNATIVE H1");

               WHEN  INTEGER'FIRST..0=>  FAILED("WRONG ALTERNATIVE H2");

               WHEN  2001            =>  FAILED("WRONG ALTERNATIVE H3");

               WHEN  2002..INTEGER'LAST=>NULL ;

          END CASE;

          CASE  STATCON  IS

               WHEN  1..2000         =>  FAILED("WRONG ALTERNATIVE I1");

               WHEN  INTEGER'FIRST..0=>  FAILED("WRONG ALTERNATIVE I2");

               WHEN  2001            =>  NULL ;

               WHEN  2002..INTEGER'LAST=>FAILED("WRONG ALTERNATIVE I4");

          END CASE;

          CASE  DYNVAR   IS

               WHEN  1..2000         =>  FAILED("WRONG ALTERNATIVE J1");

               WHEN  INTEGER'FIRST..0=>  NULL ;

               WHEN  2001            =>  FAILED("WRONG ALTERNATIVE J3");

               WHEN  2002..INTEGER'LAST=>FAILED("WRONG ALTERNATIVE J4");

          END CASE;

          CASE  DYNCON   IS

               WHEN  1..2000         =>  NULL ;

               WHEN  INTEGER'FIRST..0=>  FAILED("WRONG ALTERNATIVE K2");

               WHEN  2001            =>  FAILED("WRONG ALTERNATIVE K3");

               WHEN  2002..INTEGER'LAST=>FAILED("WRONG ALTERNATIVE K4");

          END CASE;

     END ;

     RESULT ;

END  C54A42D ;