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-- C37010B.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 AN INDEX CONSTRAINT OR DISCRIMINANT 

-- CONSTRAINT ARE EVALUATED WHEN THE COMPONENT DECLARATION IS 

-- ELABORATED EVEN IF SOME BOUNDS OR DISCRIMINANTS ARE GIVEN BY

-- A DISCRIMINANT OF AN ENCLOSING RECORD TYPE.

-- R.WILLIAMS 8/22/86

WITH REPORT; USE REPORT;

PROCEDURE C37010B IS

     INIT :INTEGER := IDENT_INT (5);

     TYPE R (D1, D2 : INTEGER) IS

          RECORD

               NULL;

          END RECORD;

     TYPE ACCR IS ACCESS R;

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

     TYPE ACCA IS ACCESS ARR;

     FUNCTION RESET (N : INTEGER) RETURN INTEGER IS

     BEGIN

          INIT := IDENT_INT (N);

          RETURN N;

     END RESET;

BEGIN

     TEST ( "C37010B", "CHECK THAT EXPRESSIONS IN AN INDEX " &

                       "CONSTRAINT OR DISCRIMINANT CONSTRAINT " &

                       "ARE EVALUATED WHEN THE COMPONENT " &

                       "DECLARATION IS ELABORATED EVEN IF SOME " &

                       "BOUNDS OR DISCRIMINANTS ARE GIVEN BY " &

                       "A DISCRIMINANT OF AN ENCLOSING RECORD TYPE" );

     DECLARE

          TYPE REC1 (D : INTEGER) IS

               RECORD

                    W1 : R (D1 => INIT, D2 => D);

                    X1 : ARR (INIT .. D);

                    Y1 : ACCR (D, INIT);

                    Z1 : ACCA (D .. INIT);

               END RECORD;

          INT1 : INTEGER := RESET (10);

          R1 : REC1 (D => 4);

     BEGIN

          IF R1.W1.D1 /= 5 THEN

               FAILED ( "INCORRECT VALUE FOR R1.W1.D1" );

          END IF;

          IF R1.W1.D2 /= 4 THEN

               FAILED ( "INCORRECT VALUE FOR R1.W1.D2" );

          END IF;

          IF R1.X1'FIRST /= 5 THEN

               FAILED ( "INCORRECT VALUE FOR R1.X1'FIRST" );

          END IF;

          IF R1.X1'LAST /= 4 THEN

               FAILED ( "INCORRECT VALUE FOR R1.X1'LAST" );

          END IF;

          BEGIN

               R1.Y1 := NEW R (4, 5);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R1.Y1" );

          END;

          BEGIN

               R1.Z1 := NEW ARR (4 .. 5);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R1.Z1" );

          END;

     END;

     DECLARE

          TYPE REC2 (D : INTEGER) IS

               RECORD

                    CASE D IS

                         WHEN 1 =>

                              NULL;

                         WHEN 2 =>

                              NULL;

                         WHEN OTHERS =>

                              W2 : R (D1 => D, D2 => INIT);

                              X2 : ARR (D .. INIT);

                              Y2 : ACCR (INIT, D);

                              Z2 : ACCA (D .. INIT);

                    END CASE;

               END RECORD;

          INT2 : INTEGER := RESET (20);

          R2 : REC2 (D => 6);

     BEGIN

          IF R2.W2.D1 /= 6 THEN

               FAILED ( "INCORRECT VALUE FOR R2.W2.D1" );

          END IF;

          IF R2.W2.D2 /= 10 THEN

               FAILED ( "INCORRECT VALUE FOR R2.W2.D2" );

          END IF;

          IF R2.X2'FIRST /= 6 THEN

               FAILED ( "INCORRECT VALUE FOR R2.X2'FIRST" );

          END IF;

          IF R2.X2'LAST /= 10 THEN

               FAILED ( "INCORRECT VALUE FOR R2.X2'LAST" );

          END IF;

          BEGIN

               R2.Y2 := NEW R (10, 6);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R2.Y2" );

          END;

          BEGIN

               R2.Z2 := NEW ARR (6 .. 10);

          EXCEPTION

               WHEN OTHERS =>

                    FAILED ( "INCORRECT VALUE FOR R2.Z2" );

          END;

     END;

     RESULT;

END C37010B;