| -- C34014N.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: |
| -- CHECK THAT A DERIVED OPERATOR IS VISIBLE AND FURTHER DERIVABLE |
| -- UNDER APPROPRIATE CIRCUMSTANCES. |
| |
| -- CHECK WHEN THE DERIVED OPERATOR IS IMPLICITLY DECLARED IN THE |
| -- VISIBLE PART OF A PACKAGE AND A HOMOGRAPHIC OPERATOR IS LATER |
| -- DECLARED EXPLICITLY IN THE SAME VISIBLE PART. |
| |
| -- HISTORY: |
| -- JRK 09/21/87 CREATED ORIGINAL TEST. |
| |
| WITH REPORT; USE REPORT; |
| |
| PROCEDURE C34014N IS |
| |
| PACKAGE P IS |
| TYPE T IS RANGE -100 .. 100; |
| FUNCTION "+" (X : T) RETURN T; |
| END P; |
| USE P; |
| |
| PACKAGE BODY P IS |
| FUNCTION "+" (X : T) RETURN T IS |
| BEGIN |
| RETURN X + T (IDENT_INT (1)); |
| END "+"; |
| END P; |
| |
| BEGIN |
| TEST ("C34014N", "CHECK THAT A DERIVED OPERATOR IS VISIBLE " & |
| "AND FURTHER DERIVABLE UNDER APPROPRIATE " & |
| "CIRCUMSTANCES. CHECK WHEN THE DERIVED " & |
| "OPERATOR IS IMPLICITLY DECLARED IN THE " & |
| "VISIBLE PART OF A PACKAGE AND A HOMOGRAPHIC " & |
| "OPERATOR IS LATER DECLARED EXPLICITLY IN " & |
| "THE SAME VISIBLE PART"); |
| |
| ----------------------------------------------------------------- |
| |
| COMMENT ("NEW OPERATOR DECLARED BY SUBPROGRAM DECLARATION"); |
| |
| DECLARE |
| |
| PACKAGE Q IS |
| TYPE QT IS NEW T; |
| X : QT := +0; |
| FUNCTION "+" (Y : QT) RETURN QT; |
| TYPE QR IS |
| RECORD |
| C : QT := +0; |
| END RECORD; |
| PRIVATE |
| TYPE QS IS NEW QT; |
| END Q; |
| USE Q; |
| |
| PACKAGE BODY Q IS |
| FUNCTION "+" (Y : QT) RETURN QT IS |
| BEGIN |
| RETURN Y + QT (IDENT_INT (2)); |
| END "+"; |
| |
| PACKAGE R IS |
| Y : QR; |
| Z : QS := +0; |
| END R; |
| USE R; |
| BEGIN |
| IF X /= 1 THEN |
| FAILED ("OLD OPERATOR NOT VISIBLE - SUBPROG " & |
| "DECL"); |
| END IF; |
| |
| IF Y.C /= 2 THEN |
| FAILED ("NEW OPERATOR NOT VISIBLE - SUBPROG " & |
| "DECL - 1"); |
| END IF; |
| |
| IF Z /= 2 THEN |
| FAILED ("NEW OPERATOR NOT DERIVED - SUBPROG " & |
| "DECL - 1"); |
| END IF; |
| END Q; |
| |
| PACKAGE R IS |
| Y : QT := +0; |
| TYPE RT IS NEW QT; |
| Z : RT := +0; |
| END R; |
| USE R; |
| |
| BEGIN |
| IF Y /= 2 THEN |
| FAILED ("NEW OPERATOR NOT VISIBLE - SUBPROG DECL - 2"); |
| END IF; |
| |
| IF Z /= 2 THEN |
| FAILED ("NEW OPERATOR NOT DERIVED - SUBPROG DECL - 2"); |
| END IF; |
| END; |
| |
| ----------------------------------------------------------------- |
| |
| COMMENT ("NEW OPERATOR DECLARED BY RENAMING"); |
| |
| DECLARE |
| |
| PACKAGE Q IS |
| TYPE QT IS NEW T; |
| X : QT := +0; |
| FUNCTION G (X : QT) RETURN QT; |
| FUNCTION "+" (Y : QT) RETURN QT RENAMES G; |
| TYPE QR IS |
| RECORD |
| C : QT := +0; |
| END RECORD; |
| PRIVATE |
| TYPE QS IS NEW QT; |
| END Q; |
| USE Q; |
| |
| PACKAGE BODY Q IS |
| FUNCTION G (X : QT) RETURN QT IS |
| BEGIN |
| RETURN X + QT (IDENT_INT (2)); |
| END G; |
| |
| PACKAGE R IS |
| Y : QR; |
| Z : QS := +0; |
| END R; |
| USE R; |
| BEGIN |
| IF X /= 1 THEN |
| FAILED ("OLD OPERATOR NOT VISIBLE - RENAMING"); |
| END IF; |
| |
| IF Y.C /= 2 THEN |
| FAILED ("NEW OPERATOR NOT VISIBLE - RENAMING - " & |
| "1"); |
| END IF; |
| |
| IF Z /= 2 THEN |
| FAILED ("NEW OPERATOR NOT DERIVED - RENAMING - " & |
| "1"); |
| END IF; |
| END Q; |
| |
| PACKAGE R IS |
| Y : QT := +0; |
| TYPE RT IS NEW QT; |
| Z : RT := +0; |
| END R; |
| USE R; |
| |
| BEGIN |
| IF Y /= 2 THEN |
| FAILED ("NEW OPERATOR NOT VISIBLE - RENAMING - 2"); |
| END IF; |
| |
| IF Z /= 2 THEN |
| FAILED ("NEW OPERATOR NOT DERIVED - RENAMING - 2"); |
| END IF; |
| END; |
| |
| ----------------------------------------------------------------- |
| |
| COMMENT ("NEW OPERATOR DECLARED BY GENERIC INSTANTIATION"); |
| |
| DECLARE |
| |
| GENERIC |
| TYPE T IS RANGE <>; |
| FUNCTION G (Y : T) RETURN T; |
| |
| FUNCTION G (Y : T) RETURN T IS |
| BEGIN |
| RETURN Y + T (IDENT_INT (2)); |
| END G; |
| |
| PACKAGE Q IS |
| TYPE QT IS NEW T; |
| X : QT := +0; |
| FUNCTION "+" IS NEW G (QT); |
| W : QT := +0; |
| PRIVATE |
| TYPE QS IS NEW QT; |
| Z : QS := +0; |
| END Q; |
| USE Q; |
| |
| PACKAGE BODY Q IS |
| BEGIN |
| IF X /= 1 THEN |
| FAILED ("OLD OPERATOR NOT VISIBLE - " & |
| "INSTANTIATION"); |
| END IF; |
| |
| IF W /= 2 THEN |
| FAILED ("NEW OPERATOR NOT VISIBLE - " & |
| "INSTANTIATION - 1"); |
| END IF; |
| |
| IF Z /= 2 THEN |
| FAILED ("NEW OPERATOR NOT DERIVED - " & |
| "INSTANTIATION - 1"); |
| END IF; |
| END Q; |
| |
| PACKAGE R IS |
| Y : QT := +0; |
| TYPE RT IS NEW QT; |
| Z : RT := +0; |
| END R; |
| USE R; |
| |
| BEGIN |
| IF Y /= 2 THEN |
| FAILED ("NEW OPERATOR NOT VISIBLE - INSTANTIATION - " & |
| "2"); |
| END IF; |
| |
| IF Z /= 2 THEN |
| FAILED ("NEW OPERATOR NOT DERIVED - INSTANTIATION - " & |
| "2"); |
| END IF; |
| END; |
| |
| ----------------------------------------------------------------- |
| |
| RESULT; |
| END C34014N; |
