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-- C35508L.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 'POS' AND 'VAL' YIELD THE CORRECT RESULTS WHEN THE 

-- PREFIX IS A FORMAL DISCRETE TYPE WHOSE ACTUAL PARAMETER IS A 

-- BOOLEAN TYPE.

-- RJW 3/24/86

WITH REPORT; USE REPORT;

PROCEDURE C35508L IS

BEGIN

     TEST ("C35508L", "CHECK THAT 'POS' AND 'VAL' YIELD THE " &

                      "CORRECT RESULTS WHEN THE PREFIX IS A " &

                      "FORMAL DISCRETE TYPE WHOSE ACTUAL PARAMETER " &

                      "IS A BOOLEAN TYPE" );

     DECLARE

          TYPE NEWBOOL IS NEW BOOLEAN;

          GENERIC

               TYPE BOOL IS (<>);

          PROCEDURE P (STR : STRING; B : BOOL; I : INTEGER);

          PROCEDURE P (STR : STRING; B : BOOL; I : INTEGER) IS

               SUBTYPE SBOOL IS BOOL

               RANGE BOOL'VAL (IDENT_INT(0)) .. BOOL'VAL (IDENT_INT(0));

          BEGIN

               IF BOOL'POS (B) /= I THEN

                    FAILED ( "WRONG " & STR & "'POS FOR " &

                              BOOL'IMAGE (B) & " - 1" );

               END IF;

               IF BOOL'VAL (I) /= B THEN

                    FAILED ( "WRONG " & STR & "'VAL FOR " &

                              INTEGER'IMAGE (I) & " - 1" );

               END IF;

               IF SBOOL'POS (B) /= I THEN

                    FAILED ( "WRONG " & STR & "'POS FOR " &

                              BOOL'IMAGE (B) & " - 2" );

               END IF;

               IF SBOOL'VAL (I) /= B THEN

                    FAILED ( "WRONG " & STR & "'VAL FOR " &

                              INTEGER'IMAGE (I) & " - 2" );

               END IF;

          END P;

          GENERIC

               TYPE BOOL IS (<>);

          PROCEDURE Q (STR : STRING; B : BOOL; I : INTEGER);

          PROCEDURE Q (STR : STRING; B : BOOL; I : INTEGER) IS

               SUBTYPE SBOOL IS BOOL

               RANGE BOOL'VAL (IDENT_INT(0)) .. BOOL'VAL (IDENT_INT(0));

          BEGIN

               BEGIN

                    IF BOOL'VAL (I) = B THEN

                         FAILED (STR & "'VAL OF " & INTEGER'IMAGE (I) &

                                       " = " & BOOL'IMAGE (B));

                    END IF;

                    FAILED ( "NO EXCEPTION RAISED FOR " & STR &

                             "'VAL OF " & INTEGER'IMAGE (I) );

               EXCEPTION

                    WHEN CONSTRAINT_ERROR =>

                         NULL;

                    WHEN OTHERS =>

                         FAILED ( "WRONG EXCEPTION RAISED FOR " & STR &

                                  "'VAL " & "OF " &

                                   INTEGER'IMAGE (I) );

               END;

               BEGIN

                    IF SBOOL'VAL (I) = B THEN

                         FAILED (STR & " SBOOL'VAL OF " &

                                 INTEGER'IMAGE(I) & " = " &

                                 BOOL'IMAGE (B) );

                         END IF;

                         FAILED( "NO EXCEPTION RAISED FOR VAL OF " &

                                  INTEGER'IMAGE (I)  &

                                 "WITH SBOOL OF " & STR);

               EXCEPTION

                    WHEN CONSTRAINT_ERROR =>

                         NULL;

                    WHEN OTHERS =>

                         FAILED ( "WRONG EXCEPTION RAISED FOR " & STR &

                                  "'VAL " & "OF " &

                                   INTEGER'IMAGE (I) &

                                  "WITH SBOOL " );

               END;

          END Q;

          PROCEDURE NP1 IS NEW P ( BOOL => BOOLEAN );

          PROCEDURE NP2 IS NEW P ( BOOL => NEWBOOL );

          PROCEDURE NQ1 IS NEW Q ( BOOL => BOOLEAN );

          PROCEDURE NQ2 IS NEW Q ( BOOL => NEWBOOL );

     BEGIN

          NP1 ( "BOOLEAN", IDENT_BOOL(FALSE) , IDENT_INT(0) );

          NP1 ( "BOOLEAN", IDENT_BOOL(TRUE) , IDENT_INT(1) );

          NP2 ( "NEWBOOL", FALSE , 0 );

          NP2 ( "NEWBOOL", TRUE , 1 );

          NQ1 ( "BOOLEAN", IDENT_BOOL(FALSE) , IDENT_INT(-1) );

          NQ1 ( "BOOLEAN", IDENT_BOOL(TRUE) , IDENT_INT(2) );

          NQ2 ( "NEWBOOL", FALSE , -1 );

          NQ2 ( "NEWBOOL", TRUE , 2 );

     END;

     RESULT;

END C35508L;