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-- C47008A.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.

--*

-- OBJECTIVE:

--     WHEN THE TYPE MARK IN A QUALIFIED EXPRESSION DENOTES A

--     CONSTRAINED RECORD, PRIVATE, OR LIMITED PRIVATE TYPE, CHECK THAT

--     CONSTRAINT_ERROR IS RAISED WHEN THE DISCRIMINANTS OF THE OPERAND

--     DO NOT EQUAL THOSE OF THE TYPE MARK.

-- HISTORY:

--     RJW 07/23/86

--     DWC 07/24/87  CHANGED CODE TO TEST FOR FIRST DISCRIMINANT

--                   AND LAST DISCRIMINANT MISMATCH.

WITH REPORT; USE REPORT;

PROCEDURE C47008A IS

     TYPE GENDER IS (MALE, FEMALE, NEUTER);

     FUNCTION IDENT (G : GENDER) RETURN GENDER IS

     BEGIN

          RETURN GENDER'VAL (IDENT_INT (GENDER'POS (G)));

     END IDENT;

BEGIN

     TEST( "C47008A", "WHEN THE TYPE MARK IN A QUALIFIED " &

                      "EXPRESSION DENOTES A CONSTRAINED RECORD, " &

                      "PRIVATE, OR LIMITED PRIVATE TYPE, CHECK " &

                      "THAT CONSTRAINT_ERROR IS RAISED WHEN THE " &

                      "DISCRIMANTS OF THE OPERAND DO NOT EQUAL " &

                      "THOSE OF THE TYPE MARK" );

     DECLARE

          TYPE PERSON (SEX : GENDER) IS

               RECORD

                    NULL;

               END RECORD;

          SUBTYPE WOMAN IS PERSON (IDENT (FEMALE));

          TOM : PERSON (MALE) := (SEX => IDENT (MALE));

     BEGIN

          IF WOMAN'(TOM) = PERSON'(SEX => MALE) THEN

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE WOMAN - 1");

          ELSE

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE WOMAN - 2");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " &

                        "DISC NOT EQUAL TO THOSE OF SUBTYPE WOMAN" );

     END;

     DECLARE

          TYPE PAIR (SEX1, SEX2 : GENDER) IS

               RECORD

                    NULL;

               END RECORD;

          SUBTYPE COUPLE IS PAIR (IDENT (FEMALE), IDENT (MALE));

          JONESES : PAIR (IDENT (MALE), IDENT (FEMALE));

     BEGIN

          IF COUPLE'(JONESES) = PAIR'(SEX1 => MALE, SEX2 => FEMALE)

             THEN

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE COUPLE - 1");

          ELSE

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE COUPLE - 2");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " &

                        "DISC NOT EQUAL TO THOSE OF SUBTYPE COUPLE" );

     END;

     DECLARE

          PACKAGE PKG IS

               TYPE PERSON (SEX : GENDER) IS PRIVATE;

               SUBTYPE MAN IS PERSON (IDENT (MALE));

               TESTWRITER : CONSTANT PERSON;

          PRIVATE

               TYPE PERSON (SEX : GENDER) IS

                    RECORD

                         NULL;

                    END RECORD;

               TESTWRITER : CONSTANT PERSON := (SEX => FEMALE);

          END PKG;

          USE PKG;

          ROSA : PERSON (IDENT (FEMALE));

     BEGIN

          IF MAN'(ROSA) = TESTWRITER THEN

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE MAN - 1" );

          ELSE

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE MAN - 2" );

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " &

                        "DISC NOT EQUAL TO THOSE OF SUBTYPE MAN" );

     END;

     DECLARE

          PACKAGE PKG IS

               TYPE PAIR (SEX1, SEX2 : GENDER) IS PRIVATE;

               SUBTYPE FRIENDS IS PAIR (IDENT (FEMALE), IDENT (MALE));

               ALICE_AND_JERRY : CONSTANT FRIENDS;

          PRIVATE

               TYPE PAIR (SEX1, SEX2 : GENDER) IS

                    RECORD

                         NULL;

                    END RECORD;

               ALICE_AND_JERRY : CONSTANT FRIENDS :=

                                 (IDENT (FEMALE), IDENT (MALE));

          END PKG;

          USE PKG;

          DICK_AND_JOE : PAIR (IDENT (MALE), IDENT (MALE));

     BEGIN

          IF FRIENDS'(DICK_AND_JOE) = ALICE_AND_JERRY THEN

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE FRIENDS - 1");

          ELSE

               FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH DISC " &

                        "NOT EQUAL TO THOSE OF SUBTYPE FRIENDS - 2");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND WITH " &

                        "DISC NOT EQUAL TO THOSE OF SUBTYPE FRIENDS" );

     END;

     DECLARE

          PACKAGE PKG1 IS

               TYPE PERSON (SEX : GENDER) IS LIMITED PRIVATE;

               SUBTYPE ANDROID IS PERSON (IDENT (NEUTER));

               FUNCTION F RETURN PERSON;

               FUNCTION "=" (A, B : PERSON) RETURN BOOLEAN;

          PRIVATE

               TYPE PERSON (SEX : GENDER) IS

                    RECORD

                         NULL;

                    END RECORD;

          END PKG1;

          PACKAGE BODY PKG1 IS

               FUNCTION F RETURN PERSON IS

               BEGIN

                    RETURN PERSON'(SEX => (IDENT (MALE)));

               END F;

               FUNCTION "=" (A, B : PERSON) RETURN BOOLEAN IS

               BEGIN

                    RETURN A.SEX = B.SEX;

               END;

          END PKG1;

          PACKAGE PKG2 IS END PKG2;

          PACKAGE BODY PKG2 IS

               USE PKG1;

          BEGIN

               IF ANDROID'(F) = F THEN

                    FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " &

                             "DISC NOT EQUAL TO THOSE OF SUBTYPE " &

                             "ANDROID - 1");

               ELSE

                    FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " &

                             "DISC NOT EQUAL TO THOSE OF SUBTYPE " &

                             "ANDROID - 2");

               END IF;

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND " &

                             "WITH DISC NOT EQUAL TO THOSE OF " &

                             "SUBTYPE ANDROID" );

          END PKG2;

     BEGIN

          NULL;

     END;

     DECLARE

          PACKAGE PKG1 IS

               TYPE PAIR (SEX1, SEX2 : GENDER) IS LIMITED PRIVATE;

               SUBTYPE LOVERS IS PAIR (IDENT (FEMALE), IDENT (MALE));

               FUNCTION F RETURN PAIR;

               FUNCTION "=" (A, B : PAIR) RETURN BOOLEAN;

          PRIVATE

               TYPE PAIR (SEX1, SEX2 : GENDER) IS

                    RECORD

                         NULL;

                    END RECORD;

          END PKG1;

          PACKAGE BODY PKG1 IS

               FUNCTION F RETURN PAIR IS

               BEGIN

                    RETURN PAIR'(SEX1 => (IDENT (FEMALE)),

                                   SEX2 => (IDENT (FEMALE)));

               END F;

               FUNCTION "=" (A, B : PAIR) RETURN BOOLEAN IS

               BEGIN

                    RETURN A.SEX1 = B.SEX2;

               END;

          END PKG1;

          PACKAGE PKG2 IS END PKG2;

          PACKAGE BODY PKG2 IS

               USE PKG1;

          BEGIN

               IF LOVERS'(F) = F THEN

                    FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " &

                             "DISC NOT EQUAL TO THOSE OF SUBTYPE " &

                             "LOVERS - 1");

               ELSE

                    FAILED ( "NO EXCEPTION RAISED FOR OPERAND WITH " &

                             "DISC NOT EQUAL TO THOSE OF SUBTYPE " &

                             "LOVERS - 2");

               END IF;

          EXCEPTION

               WHEN CONSTRAINT_ERROR =>

                    NULL;

               WHEN OTHERS =>

                    FAILED ( "WRONG EXCEPTION RAISED FOR OPERAND " &

                             "WITH DISC NOT EQUAL TO THOSE OF " &

                             "SUBTYPE LOVERS" );

          END PKG2;

     BEGIN

          NULL;

     END;

     RESULT;

END C47008A;