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-- CD1C04E.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 RECORD REPRESENTATION CLAUSE CAN BE GIVEN FOR
-- A DERIVED RECORD TYPE EVEN IF THE REPRESENTATION IS INHERITED
-- FROM THE PARENT, AND THAT THE REPRESENTATION CLAUSE FOR THE
-- DERIVED TYPE OVERRIDES THAT OF THE PARENT TYPE.
-- HISTORY:
-- PWB 03/25/89 DELETED CHECKS OF COMPONENT'SIZE; CHANGED
-- EXTENSION FROM '.ADA' TO '.DEP'.
-- JET 09/21/87 CREATED ORIGINAL TEST.
WITH REPORT; USE REPORT;
WITH SYSTEM; USE SYSTEM;
PROCEDURE CD1C04E IS
UNITS_PER_INTEGER : CONSTANT :=
(INTEGER'SIZE + SYSTEM.STORAGE_UNIT - 1) /
SYSTEM.STORAGE_UNIT;
TYPE E_TYPE IS (RED, BLUE, GREEN);
TYPE PARENT_TYPE IS
RECORD
I : INTEGER RANGE 0 .. 127 := 127;
C : CHARACTER := 'S';
B : BOOLEAN := FALSE;
E : E_TYPE := BLUE;
END RECORD;
FOR PARENT_TYPE USE
RECORD
C AT 0 * UNITS_PER_INTEGER RANGE 0 .. CHARACTER'SIZE - 1;
B AT 1 * UNITS_PER_INTEGER RANGE 0 .. BOOLEAN'SIZE - 1;
I AT 2 * UNITS_PER_INTEGER RANGE 0 .. INTEGER'SIZE/2 - 1;
E AT 3 * UNITS_PER_INTEGER RANGE 0 .. CHARACTER'SIZE - 1;
END RECORD;
TYPE DERIVED_TYPE IS NEW PARENT_TYPE;
FOR DERIVED_TYPE USE
RECORD
C AT 1 * UNITS_PER_INTEGER RANGE 1 .. CHARACTER'SIZE + 1;
B AT 3 * UNITS_PER_INTEGER RANGE 1 .. BOOLEAN'SIZE + 1;
I AT 5 * UNITS_PER_INTEGER RANGE 1 .. INTEGER'SIZE/2 + 1;
E AT 7 * UNITS_PER_INTEGER RANGE 1 .. CHARACTER'SIZE + 1;
END RECORD;
P_REC : PARENT_TYPE;
REC : DERIVED_TYPE;
BEGIN
TEST("CD1C04E", "CHECK THAT A RECORD REPRESENTATION CLAUSE " &
"CAN BE GIVEN FOR A DERIVED RECORD TYPE EVEN " &
"IF THE REPRESENTATION IS INHERITED FROM " &
"THE PARENT, AND THAT THE REPRESENTATION " &
"CLAUSE FOR THE DERIVED TYPE OVERRIDES THAT " &
"OF THE PARENT TYPE");
IF DERIVED_TYPE'SIZE = IDENT_INT (PARENT_TYPE'SIZE) THEN
FAILED ("DERIVED_TYPE'SIZE WAS INHERITED FROM " &
"PARENT_TYPE");
END IF;
REC := (12, 'T', TRUE, RED);
IF (REC.I /= 12) OR (REC.C /= 'T') OR
(NOT REC.B) OR (REC.E /= RED) THEN
FAILED ("THE VALUES OF DERIVED_TYPE COMPONENTS WERE " &
"INCORRECT");
END IF;
IF REC.I'POSITION = P_REC.I'POSITION OR
REC.C'POSITION = P_REC.C'POSITION OR
REC.B'POSITION = P_REC.B'POSITION OR
REC.E'POSITION = P_REC.E'POSITION THEN
FAILED ("THE POSITIONS OF DERIVED_TYPE COMPONENTS WERE " &
"INHERITED FROM PARENT_TYPE");
END IF;
IF REC.I'FIRST_BIT = P_REC.I'FIRST_BIT OR
REC.C'FIRST_BIT = P_REC.C'FIRST_BIT OR
REC.B'FIRST_BIT = P_REC.B'FIRST_BIT OR
REC.E'FIRST_BIT = P_REC.E'FIRST_BIT THEN
FAILED ("THE FIRST_BITS OF DERIVED_TYPE COMPONENTS WERE " &
"INHERITED FROM PARENT_TYPE");
END IF;
IF REC.I'LAST_BIT = P_REC.I'LAST_BIT OR
REC.C'LAST_BIT = P_REC.C'LAST_BIT OR
REC.B'LAST_BIT = P_REC.B'LAST_BIT OR
REC.E'LAST_BIT = P_REC.E'LAST_BIT THEN
FAILED ("THE LAST_BITS OF DERIVED_TYPE COMPONENTS WERE " &
"INHERITED FROM PARENT_TYPE");
END IF;
RESULT;
END CD1C04E;
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