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-- C46054A.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 CONSTRAINT_ERROR IS RAISED FOR CONVERSION TO AN 

-- ACCESS SUBTYPE IF THE OPERAND VALUE IS NOT NULL AND THE 

-- DISCRIMINANTS OR INDEX BOUNDS OF THE DESIGNATED OBJECT DO NOT

-- MATCH THOSE OF THE TARGET TYPE.

-- R.WILLIAMS 9/9/86

WITH REPORT; USE REPORT;

PROCEDURE C46054A IS

BEGIN

     TEST ( "C46054A", "CHECK THAT CONSTRAINT_ERROR IS RAISED FOR " &

                       "CONVERSION TO AN ACCESS SUBTYPE IF THE " &

                       "OPERAND VALUE IS NOT NULL AND THE " &

                       "DISCRIMINANTS OR INDEX BOUNDS OF THE " &

                       "DESIGNATED OBJECT DO NOT MATCH THOSE OF " &

                       "THE TARGET TYPE" );

     DECLARE

          TYPE REC (D : INTEGER) IS

               RECORD

                    NULL;

               END RECORD;

          TYPE ACREC IS ACCESS REC;

          A : ACREC (IDENT_INT (0)) := NEW REC (IDENT_INT (0));

          SUBTYPE ACREC3 IS ACREC (IDENT_INT (3));

          PROCEDURE PROC (A : ACREC) IS

               I : INTEGER;

          BEGIN

               I := IDENT_INT (A.D);

          END PROC;

     BEGIN

          PROC (ACREC3 (A));

          FAILED ( "NO EXCEPTION RAISED FOR 'ACREC3 (A)'" );

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR 'ACREC3 (A)'" );

     END;

     DECLARE

          TYPE REC (D1, D2 : INTEGER) IS

               RECORD

                    NULL;

               END RECORD;

          TYPE ACREC IS ACCESS REC;

          A : ACREC (IDENT_INT (3), IDENT_INT (1)) :=

              NEW REC (IDENT_INT (3), IDENT_INT (1));

          SUBTYPE ACREC13 IS ACREC (IDENT_INT (1), IDENT_INT (3));

          PROCEDURE PROC (A : ACREC) IS

               I : INTEGER;

          BEGIN

               I := IDENT_INT (A.D1);

          END PROC;

     BEGIN

          PROC (ACREC13 (A));

          FAILED ( "NO EXCEPTION RAISED FOR 'ACREC13 (A)'" );

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR 'ACREC13 (A)'" );

     END;

     DECLARE

          TYPE ARR IS ARRAY (INTEGER RANGE <>) OF INTEGER;

          TYPE ACARR IS ACCESS ARR;

          A : ACARR (IDENT_INT (0) .. IDENT_INT (1)) :=

              NEW ARR'(IDENT_INT (0) .. IDENT_INT (1) => 0);

          SUBTYPE ACARR02 IS ACARR (IDENT_INT (0) .. IDENT_INT (2));

          PROCEDURE PROC (A : ACARR) IS

               I : INTEGER;

          BEGIN

               I := IDENT_INT (A'LAST);

          END PROC;

     BEGIN

          PROC (ACARR02 (A));

          FAILED ( "NO EXCEPTION RAISED FOR 'ACARR02 (A)'" );

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR 'ACARR02 (A)'" );

     END;

     DECLARE

          TYPE ARR IS ARRAY (INTEGER RANGE <>, INTEGER RANGE <>) OF

               INTEGER;

          TYPE ACARR IS ACCESS ARR;

          A : ACARR (IDENT_INT (1) .. IDENT_INT (0),

                     IDENT_INT (4) .. IDENT_INT (5)) :=

              NEW ARR'(IDENT_INT (1) .. IDENT_INT (0) =>

                      (IDENT_INT (4) .. IDENT_INT (5) => 0));

          SUBTYPE NACARR IS ACARR (IDENT_INT (0) .. IDENT_INT (1),

                                   IDENT_INT (5) .. IDENT_INT (4));

          PROCEDURE PROC (A : NACARR) IS

               I : INTEGER;

          BEGIN

               I := IDENT_INT (A'LAST (1));

          END PROC;

     BEGIN

          PROC (NACARR (A));

          FAILED ( "NO EXCEPTION RAISED FOR 'NACARR (A)'" );

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR 'NACARR (A)'" );

     END;

     DECLARE

          PACKAGE PKG1 IS

               TYPE PRIV (D : INTEGER) IS PRIVATE;

               TYPE ACPRV IS ACCESS PRIV;

               SUBTYPE ACPRV3 IS ACPRV (IDENT_INT (3));

          PRIVATE

               TYPE PRIV (D : INTEGER) IS

                    RECORD

                         NULL;

               END RECORD;

          END PKG1;

          USE PKG1;

          PACKAGE PKG2 IS

               A : ACPRV (IDENT_INT (0)) := NEW PRIV (IDENT_INT (0));

          END PKG2;

          USE PKG2;

          PROCEDURE PROC (A : ACPRV) IS

               I : INTEGER;

          BEGIN

               I := IDENT_INT (A.D);

          END PROC;

     BEGIN

          PROC (ACPRV3 (A));

          FAILED ( "NO EXCEPTION RAISED FOR 'ACPRV3 (A)'" );

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR 'ACPRV3 (A)'" );

     END;

     RESULT;

END C46054A;