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|
-- C34014R.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 PACKAGE BODY.
-- HISTORY:
-- JRK 09/22/87 CREATED ORIGINAL TEST.
-- GJD 11/15/95 REMOVED ADA 83 INCOMPATIBILITIES.
-- PWN 04/11/96 Restored subtests in Ada95 legal format.
WITH REPORT; USE REPORT;
PROCEDURE C34014R 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 ("C34014R", "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 PACKAGE BODY");
-----------------------------------------------------------------
COMMENT ("NEW OPERATOR DECLARED BY SUBPROGRAM DECLARATION");
DECLARE
PACKAGE Q IS
TYPE QT IS NEW T;
X : QT := +0;
END Q;
USE Q;
PACKAGE BODY Q IS
FUNCTION "+" (Y : QT) RETURN QT;
TYPE QR IS
RECORD
C : QT := +0;
END RECORD;
TYPE QS IS NEW QT;
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 - 1");
END IF;
IF Y.C /= 2 THEN
FAILED ("NEW OPERATOR NOT VISIBLE - SUBPROG " &
"DECL");
END IF;
IF Z /= 2 THEN
FAILED ("OLD 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 /= 1 THEN
FAILED ("OLD OPERATOR NOT VISIBLE - SUBPROG DECL - 2");
END IF;
IF Z /= 1 THEN
FAILED ("OLD 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;
END Q;
USE Q;
PACKAGE BODY Q IS
FUNCTION G (X : QT) RETURN QT;
FUNCTION "+" (Y : QT) RETURN QT RENAMES G;
TYPE QR IS
RECORD
C : QT := +0;
END RECORD;
TYPE QS IS NEW QT;
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 - " &
"1");
END IF;
IF Y.C /= 2 THEN
FAILED ("NEW OPERATOR NOT VISIBLE - RENAMING");
END IF;
IF Z /= 2 THEN
FAILED ("OLD 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 /= 1 THEN
FAILED ("OLD OPERATOR NOT VISIBLE - RENAMING - 2");
END IF;
IF Z /= 1 THEN
FAILED ("OLD 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;
END Q;
USE Q;
PACKAGE BODY Q IS
FUNCTION "+" IS NEW G (QT);
W : QT := +0;
TYPE QS IS NEW QT;
Z : QS := +0;
BEGIN
IF X /= 1 THEN
FAILED ("OLD OPERATOR NOT VISIBLE - " &
"INSTANTIATION - 1");
END IF;
IF W /= 2 THEN
FAILED ("NEW OPERATOR NOT VISIBLE - " &
"INSTANTIATION");
END IF;
IF Z /= 2 THEN
FAILED ("OLD 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 /= 1 THEN
FAILED ("OLD OPERATOR NOT VISIBLE - INSTANTIATION - " &
"2");
END IF;
IF Z /= 1 THEN
FAILED ("OLD OPERATOR NOT DERIVED - INSTANTIATION - " &
"2");
END IF;
END;
-----------------------------------------------------------------
RESULT;
END C34014R;
|
