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-- C58005H.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 CONSTRAINTS ON THE RETURN VALUE OF A FUNCTION ARE

-- SATISIFIED WHEN THE FUNCTION RETURNS CONTROL TO ITS INVOKER.

-- THIS TESTS CHECKS FOR CONSTRAINTS ON CONSTRAINED ACCESS TYPES WITH

-- RECORD, ARRAY, PRIVATE AND LIMITED PRIVATE DESIGNATED TYPES.

-- SPS 3/10/83

-- RLB 6/29/01 - Repaired test to work in the face of aggressive optimizations.

--               The objects must be used, and must be tied somehow to the

--               calls to Failed.

WITH REPORT;

USE REPORT;

PROCEDURE C58005H IS

     PACKAGE PACK IS

          TYPE PV (D : NATURAL) IS PRIVATE;

          TYPE LP (D : NATURAL) IS LIMITED PRIVATE;

     PRIVATE

          TYPE PV (D : NATURAL) IS RECORD

               NULL;

          END RECORD;

          TYPE LP (D : NATURAL) IS RECORD

               NULL;

          END RECORD;

     END PACK;

     USE PACK;

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

     TYPE REC (D : NATURAL) IS RECORD

          NULL;

     END RECORD;

     TYPE ACC_REC IS ACCESS REC;

     TYPE ACC_ARR IS ACCESS ARR;

     TYPE ACC_PV IS ACCESS PV;

     TYPE ACC_LP IS ACCESS LP;

     SUBTYPE ACC_REC1 IS ACC_REC (D => 1);

     SUBTYPE ACC_REC2 IS ACC_REC (D => 2);

     SUBTYPE ACC_ARR1 IS ACC_ARR (1 .. 10);

     SUBTYPE ACC_ARR2 IS ACC_ARR (2 .. 5);

     SUBTYPE ACC_PV1 IS ACC_PV (D => 1);

     SUBTYPE ACC_PV2 IS ACC_PV (D => 2);

     SUBTYPE ACC_LP1 IS ACC_LP (D => 1);

     SUBTYPE ACC_LP2 IS ACC_LP (D => 2);

     VAR1 : ACC_REC1 := NEW REC(1);

     VAR2 : ACC_REC2 := NEW REC(2);

     VAA1 : ACC_ARR1 := NEW ARR(1 .. 10);

     VAA2 : ACC_ARR2 := NEW ARR(2 .. 5);

     VAP1 : ACC_PV1 := NEW PV(1);

     VAP2 : ACC_PV2 := NEW PV(2);

     VAL1 : ACC_LP1 := NEW LP(1);

     VAL2 : ACC_LP2 := NEW LP(2);

     FUNCTION FREC ( X : ACC_REC1) RETURN ACC_REC2 IS

     BEGIN

          RETURN X;

     END FREC;

     FUNCTION FARR ( X : ACC_ARR1) RETURN ACC_ARR2 IS

     BEGIN

          RETURN X;

     END FARR;

     FUNCTION FPV ( X : ACC_PV1) RETURN ACC_PV2 IS

     BEGIN

          RETURN X;

     END FPV;

     FUNCTION FLP ( X : ACC_LP1) RETURN ACC_LP2 IS

     BEGIN

          RETURN X;

     END FLP;

     PACKAGE BODY PACK IS

          FUNCTION LF (X : LP) RETURN INTEGER IS

          BEGIN

               RETURN IDENT_INT(3);

          END LF;

     BEGIN

          NULL;

     END PACK;

BEGIN

     TEST ("C58005H", "CHECK ACCESS CONSTRAINTS ON RETURN VALUES " &

                      "OF FUNCTIONS");

     BEGIN

          VAR2 := FREC (VAR1);

          IF VAR2.D /= REPORT.IDENT_INT(2) THEN

              FAILED ("CONSTRAINT_ERROR NOT RAISED - REC 1");

          ELSE

              FAILED ("CONSTRAINT_ERROR NOT RAISED - REC 2");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR => NULL;

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED - REC");

     END;

     BEGIN

          VAA2 := FARR (VAA1);

          IF VAA2'FIRST /= REPORT.IDENT_INT(2) THEN

              FAILED ("CONSTRAINT_ERROR NOT RAISED - ARR 1");

          ELSE

              FAILED ("CONSTRAINT_ERROR NOT RAISED - ARR 2");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR => NULL;

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED - ARR");

     END;

     BEGIN

          VAP2 := FPV (VAP1);

          IF VAP2.D /= REPORT.IDENT_INT(2) THEN

              FAILED ("CONSTRAINT_ERROR NOT RAISED - PV 1");

          ELSE

              FAILED ("CONSTRAINT_ERROR NOT RAISED - PV 2");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR => NULL;

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED - PV");

     END;

     BEGIN

          VAL2 := FLP (VAL1);

          IF VAL2.D /= REPORT.IDENT_INT(2) THEN

              FAILED ("CONSTRAINT_ERROR NOT RAISED - LP 1");

          ELSE

              FAILED ("CONSTRAINT_ERROR NOT RAISED - LP 2");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR => NULL;

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED - LP");

     END;

     RESULT;

END C58005H;