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-- C54A42B.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 SMALL RANGE OF

--    POTENTIAL VALUES GROUPED INTO A SMALL NUMBER OF ALTERNATIVES.

-- (OPTIMIZATION TEST -- JUMP TABLE.)

-- RM 03/26/81

-- PWN 11/30/94 SUBTYPE QUALIFIED LITERALS FOR ADA 9X.

WITH REPORT;

PROCEDURE  C54A42B  IS

     USE  REPORT ;

BEGIN

     TEST( "C54A42B" , "TEST THAT A  CASE_STATEMENT HANDLES CORRECTLY" &

                       " A SMALL NUMBER OF POTENTIAL VALUES GROUPED"   &

                       " INTO A SMALL NUMBER OF ALTERNATIVES" );

     DECLARE

          STATCON : CONSTANT CHARACTER RANGE 'A'..'K' := 'J' ;

          STATVAR :          CHARACTER RANGE 'A'..'K' := 'A' ;

          DYNCON  : CONSTANT CHARACTER RANGE 'A'..'K' :=IDENT_CHAR('K');

          DYNVAR  :          CHARACTER RANGE 'A'..'K' :=IDENT_CHAR('G');

     BEGIN

          CASE  STATVAR  IS

               WHEN  'B' | 'E'      => FAILED( "WRONG ALTERNATIVE A1" );

               WHEN  'J' | 'C'      => FAILED( "WRONG ALTERNATIVE A2" );

               WHEN  'F'            => FAILED( "WRONG ALTERNATIVE A3" );

               WHEN  'D' | 'H'..'I' => FAILED( "WRONG ALTERNATIVE A4" );

               WHEN  'G'            => FAILED( "WRONG ALTERNATIVE A5" );

               WHEN  OTHERS         => NULL ;

          END CASE;

          CASE  CHARACTER'('B')  IS

               WHEN  'B' | 'E'      => NULL ;

               WHEN  'J' | 'C'      => FAILED( "WRONG ALTERNATIVE B2" );

               WHEN  'F'            => FAILED( "WRONG ALTERNATIVE B3" );

               WHEN  'D' | 'H'..'I' => FAILED( "WRONG ALTERNATIVE B4" );

               WHEN  'G'            => FAILED( "WRONG ALTERNATIVE B5" );

               WHEN  OTHERS         => FAILED( "WRONG ALTERNATIVE B6" );

          END CASE;

          CASE  DYNVAR   IS

               WHEN  'B' | 'E'      => FAILED( "WRONG ALTERNATIVE C1" );

               WHEN  'J' | 'C'      => FAILED( "WRONG ALTERNATIVE C2" );

               WHEN  'F'            => FAILED( "WRONG ALTERNATIVE C3" );

               WHEN  'D' | 'H'..'I' => FAILED( "WRONG ALTERNATIVE C4" );

               WHEN  'G'            => NULL ;

               WHEN  OTHERS         => FAILED( "WRONG ALTERNATIVE C6" );

          END CASE;

          CASE  IDENT_CHAR(STATCON)  IS

               WHEN  'B' | 'E'      => FAILED( "WRONG ALTERNATIVE D1" );

               WHEN  'J' | 'C'      => NULL ;

               WHEN  'F'            => FAILED( "WRONG ALTERNATIVE D3" );

               WHEN  'D' | 'H'..'I' => FAILED( "WRONG ALTERNATIVE D4" );

               WHEN  'G'            => FAILED( "WRONG ALTERNATIVE D5" );

               WHEN  OTHERS         => FAILED( "WRONG ALTERNATIVE D6" );

          END CASE;

          CASE  DYNCON   IS

               WHEN  'B' | 'E'      => FAILED( "WRONG ALTERNATIVE E1" );

               WHEN  'J' | 'C'      => FAILED( "WRONG ALTERNATIVE E2" );

               WHEN  'F'            => FAILED( "WRONG ALTERNATIVE E3" );

               WHEN  'D' | 'H'..'I' => FAILED( "WRONG ALTERNATIVE E4" );

               WHEN  'G'            => FAILED( "WRONG ALTERNATIVE E5" );

               WHEN  OTHERS         => NULL ;

          END CASE;

     END ;

     DECLARE

          NUMBER  : CONSTANT                      := 1 ;

          LITEXPR : CONSTANT                      := NUMBER + 5 ;

          STATCON : CONSTANT INTEGER RANGE 0..10  := 9 ;

          DYNVAR  :          INTEGER RANGE 0..10  := IDENT_INT( 10 );

          DYNCON  : CONSTANT INTEGER RANGE 0..10  := IDENT_INT(  2 );

     BEGIN

          CASE  INTEGER'(0)  IS

               WHEN  1 | 4           =>  FAILED("WRONG ALTERNATIVE F1");

               WHEN  9 | 2           =>  FAILED("WRONG ALTERNATIVE F2");

               WHEN  5               =>  FAILED("WRONG ALTERNATIVE F3");

               WHEN  3 | 7..8        =>  FAILED("WRONG ALTERNATIVE F4");

               WHEN  6               =>  FAILED("WRONG ALTERNATIVE F5");

               WHEN  OTHERS          =>  NULL ;

          END CASE;

          CASE  INTEGER'(NUMBER)   IS

               WHEN  1 | 4           =>  NULL ;

               WHEN  9 | 2           =>  FAILED("WRONG ALTERNATIVE G2");

               WHEN  5               =>  FAILED("WRONG ALTERNATIVE G3");

               WHEN  3 | 7..8        =>  FAILED("WRONG ALTERNATIVE G4");

               WHEN  6               =>  FAILED("WRONG ALTERNATIVE G5");

               WHEN  OTHERS          =>  FAILED("WRONG ALTERNATIVE G6");

          END CASE;

          CASE  IDENT_INT(LITEXPR)  IS

               WHEN  1 | 4           =>  FAILED("WRONG ALTERNATIVE H1");

               WHEN  9 | 2           =>  FAILED("WRONG ALTERNATIVE H2");

               WHEN  5               =>  FAILED("WRONG ALTERNATIVE H3");

               WHEN  3 | 7..8        =>  FAILED("WRONG ALTERNATIVE H4");

               WHEN  6               =>  NULL ;

               WHEN  OTHERS          =>  FAILED("WRONG ALTERNATIVE H6");

          END CASE;

          CASE  STATCON  IS

               WHEN  1 | 4           =>  FAILED("WRONG ALTERNATIVE I1");

               WHEN  9 | 2           =>  NULL ;

               WHEN  5               =>  FAILED("WRONG ALTERNATIVE I3");

               WHEN  3 | 7..8        =>  FAILED("WRONG ALTERNATIVE I4");

               WHEN  6               =>  FAILED("WRONG ALTERNATIVE I5");

               WHEN  OTHERS          =>  FAILED("WRONG ALTERNATIVE I6");

          END CASE;

          CASE  DYNVAR   IS

               WHEN  1 | 4           =>  FAILED("WRONG ALTERNATIVE J1");

               WHEN  9 | 2           =>  FAILED("WRONG ALTERNATIVE J2");

               WHEN  5               =>  FAILED("WRONG ALTERNATIVE J3");

               WHEN  3 | 7..8        =>  FAILED("WRONG ALTERNATIVE J4");

               WHEN  6               =>  FAILED("WRONG ALTERNATIVE J5");

               WHEN  OTHERS          =>  NULL ;

          END CASE;

          CASE  DYNCON  IS

               WHEN  1 | 4           =>  FAILED("WRONG ALTERNATIVE K1");

               WHEN  9 | 2           =>  NULL ;

               WHEN  5               =>  FAILED("WRONG ALTERNATIVE K3");

               WHEN  3 | 7..8        =>  FAILED("WRONG ALTERNATIVE K4");

               WHEN  6               =>  FAILED("WRONG ALTERNATIVE K5");

               WHEN  OTHERS          =>  FAILED("WRONG ALTERNATIVE K6");

          END CASE;

     END ;

     RESULT ;

END  C54A42B ;