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-- C37010A.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 EXPRESSIONS IN CONSTRAINTS OF COMPONENT DECLARATIONS ARE

-- EVALUATED IN THE ORDER THE COMPONENTS APPEAR.

-- R.WILLIAMS 8/22/86

WITH REPORT; USE REPORT;

PROCEDURE C37010A IS

     TYPE R (D : INTEGER) IS

             RECORD

                  NULL;

             END RECORD;

     TYPE ACCR IS ACCESS R;

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

     TYPE ACCA IS ACCESS ARR;

     BUMP : INTEGER := 0;

     FUNCTION F RETURN INTEGER IS

     BEGIN

          BUMP := BUMP + 1;

          RETURN BUMP;

     END;

BEGIN

     TEST ( "C37010A", "CHECK THAT EXPRESSIONS IN CONSTRAINTS OF " &

                       "COMPONENT DECLARATIONS ARE EVALUATED IN " &

                       "THE ORDER THE COMPONENTS APPEAR" );

     DECLARE

          TYPE REC1 IS

               RECORD

                    A1 : R (D => F);

                    B1 : STRING (1 .. F);

                    C1 : ACCR (F);

                    D1 : ACCA (1 .. F);

               END RECORD;

          R1 : REC1;

     BEGIN

          IF R1.A1.D /= 1 THEN

               FAILED ( "INCORRECT VALUE FOR R1.A1.D" );

          END IF;

          IF R1.B1'LAST /= 2 THEN

               FAILED ( "INCORRECT VALUE FOR R1.B1'LAST" );

          END IF;

          BEGIN

               R1.C1 := NEW R'(D => 3);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R1.C1" );

          END;

          BEGIN

               R1.D1 := NEW ARR (1 .. 4);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R1.D1" );

          END;

     END;

     BUMP := 0;

     DECLARE

          TYPE REC2 (I : INTEGER) IS

               RECORD

                    CASE I IS

                         WHEN 1 =>

                              NULL;

                         WHEN OTHERS =>

                              A2 : R (D => F);

                              B2 : ARR (1 .. F);

                              C2 : ACCR (F);

                              D2 : ACCA (1 .. F);

                    END CASE;

               END RECORD;

          R2 : REC2 (IDENT_INT (2));

     BEGIN

          IF R2.A2.D /= 1 THEN

               FAILED ( "INCORRECT VALUE FOR R2.A2.D" );

          END IF;

          IF R2.B2'LAST /= 2 THEN

               FAILED ( "INCORRECT VALUE FOR R2.B2'LAST" );

          END IF;

          BEGIN

               R2.C2 := NEW R (D => 3);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R2.C2" );

          END;

          BEGIN

               R2.D2 := NEW ARR (1 .. 4);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R2.D2" );

          END;

     END;

     RESULT;

END C37010A;