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+-- C62003B.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 PRIVATE TYPES IMPLEMENTED AS SCALAR OR ACCESS TYPES ARE
+-- PASSED BY COPY.
+-- SUBTESTS ARE:
+-- (A) PRIVATE SCALAR PARAMETERS TO PROCEDURES.
+-- (B) PRIVATE SCALAR PARAMETERS TO FUNCTIONS.
+-- (C) PRIVATE ACCESS PARAMETERS TO PROCEDURES.
+-- (D) PRIVATE ACCESS PARAMETERS TO FUNCTIONS.
+
+-- CPP 05/25/84
+-- EG 10/29/85 ELIMINATE THE USE OF NUMERIC_ERROR IN TEST.
+
+WITH REPORT; USE REPORT;
+PROCEDURE C62003B IS
+
+BEGIN
+ TEST("C62003B", "CHECK THAT PRIVATE SCALAR AND ACCESS " &
+ "PARAMETERS ARE COPIED");
+
+ ---------------------------------------------------
+
+A_B: DECLARE
+
+ PACKAGE SCALAR_PKG IS
+
+ TYPE T IS PRIVATE;
+ C0 : CONSTANT T;
+ C1 : CONSTANT T;
+ C10 : CONSTANT T;
+ C100 : CONSTANT T;
+
+ FUNCTION "+" (OLD : IN T; INCREMENT : IN T) RETURN T;
+ FUNCTION CONVERT (OLD_PRIVATE : IN T) RETURN INTEGER;
+
+ PRIVATE
+ TYPE T IS NEW INTEGER;
+ C0 : CONSTANT T := 0;
+ C1 : CONSTANT T := 1;
+ C10 : CONSTANT T := 10;
+ C100 : CONSTANT T := 100;
+
+ END SCALAR_PKG;
+
+
+ PACKAGE BODY SCALAR_PKG IS
+
+ FUNCTION "+" (OLD : IN T; INCREMENT : IN T) RETURN T IS
+ BEGIN -- "+"
+ RETURN T(INTEGER(OLD) + INTEGER(INCREMENT));
+ END "+";
+
+ FUNCTION CONVERT (OLD_PRIVATE : IN T) RETURN INTEGER IS
+ BEGIN -- CONVERT
+ RETURN INTEGER(OLD_PRIVATE);
+ END CONVERT;
+
+ END SCALAR_PKG;
+
+ USE SCALAR_PKG;
+
+ ---------------------------------------------------
+
+ BEGIN -- A_B
+
+ A : DECLARE
+
+ I : T;
+ E : EXCEPTION;
+
+ PROCEDURE P (PI : IN T; PO : OUT T; PIO : IN OUT T) IS
+
+ TEMP : T;
+
+ BEGIN -- P
+
+ TEMP := PI; -- SAVE VALUE OF PI AT PROC ENTRY.
+
+ PO := C10;
+ IF (PI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) OUT " &
+ "PARAMETER CHANGES THE VALUE OF " &
+ "INPUT PARAMETER");
+ TEMP := PI; -- RESET TEMP FOR NEXT CASE.
+ END IF;
+
+ PIO := PIO + C100;
+ IF (PI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) IN " &
+ "OUT PARAMETER CHANGES THE VALUE OF " &
+ "INPUT PARAMETER");
+ TEMP := PI; -- RESET TEMP FOR NEXT CASE.
+ END IF;
+
+ I := I + C1;
+ IF (PI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) " &
+ "ACTUAL PARAMETER CHANGES THE " &
+ "VALUE OF INPUT PARAMETER");
+ END IF;
+
+ RAISE E; -- CHECK EXCEPTION HANDLING.
+ END P;
+
+ BEGIN -- A
+ I := C0; -- INITIALIZE I SO VARIOUS CASES CAN BE
+ -- DETECTED.
+ P (I, I, I);
+ FAILED ("EXCEPTION NOT RAISED - A");
+ EXCEPTION
+ WHEN E =>
+ IF (I /= C1) THEN
+ CASE CONVERT(I) IS
+ WHEN 11 =>
+ FAILED ("OUT ACTUAL PRIVATE " &
+ "(SCALAR) PARAMETER " &
+ "CHANGED GLOBAL VALUE");
+ WHEN 101 =>
+ FAILED ("IN OUT ACTUAL PRIVATE " &
+ "(SCALAR) PARAMETER " &
+ "CHANGED GLOBAL VALUE");
+ WHEN 111 =>
+ FAILED ("OUT AND IN OUT ACTUAL " &
+ "PRIVATE (SCALAR) " &
+ "PARAMETER CHANGED " &
+ "GLOBAL VALUE");
+ WHEN OTHERS =>
+ FAILED ("UNDETERMINED CHANGE TO " &
+ "GLOBAL VALUE");
+ END CASE;
+ END IF;
+ WHEN OTHERS =>
+ FAILED ("WRONG EXCEPTION RAISED - A");
+ END A;
+
+ ---------------------------------------------------
+
+ B : DECLARE
+
+ I, J : T;
+
+ FUNCTION F (FI : IN T) RETURN T IS
+
+ TEMP : T := FI; -- SAVE VALUE OF FI AT FN ENTRY.
+
+ BEGIN -- F
+
+ I := I + C1;
+ IF (FI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE (SCALAR) " &
+ "ACTUAL FUNCTION PARAMETER CHANGES " &
+ "THE VALUE OF INPUT PARAMETER ");
+ END IF;
+
+ RETURN C0;
+ END F;
+
+ BEGIN -- B
+ I := C0;
+ J := F(I);
+ END B;
+
+ END A_B;
+
+ ---------------------------------------------------
+
+C_D: DECLARE
+
+ PACKAGE ACCESS_PKG IS
+
+ TYPE T IS PRIVATE;
+ C_NULL : CONSTANT T;
+ C1 : CONSTANT T;
+ C10 : CONSTANT T;
+ C100 : CONSTANT T;
+ C101 : CONSTANT T;
+
+ PRIVATE
+ TYPE T IS ACCESS INTEGER;
+ C_NULL : CONSTANT T := NULL;
+ C1 : CONSTANT T := NEW INTEGER'(1);
+ C10 : CONSTANT T := NEW INTEGER'(10);
+ C100 : CONSTANT T := NEW INTEGER'(100);
+ C101 : CONSTANT T := NEW INTEGER'(101);
+
+ END ACCESS_PKG;
+
+ USE ACCESS_PKG;
+
+ ---------------------------------------------------
+
+ BEGIN -- C_D;
+
+ C : DECLARE
+
+ I : T;
+ E : EXCEPTION;
+ PROCEDURE P (PI : IN T; PO : OUT T; PIO : IN OUT T) IS
+
+ TEMP : T;
+
+ BEGIN -- P
+
+ TEMP := PI; -- SAVE VALUE OF PI AT PROC ENTRY.
+
+ I := C101;
+ IF (PI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE (ACCESS) " &
+ "ACTUAL VARIABLE CHANGES THE VALUE " &
+ "OF INPUT PARAMETER");
+ TEMP := PI; -- RESET TEMP FOR NEXT CASE.
+ END IF;
+
+ PO := C1;
+ IF (PI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE (ACCESS) OUT " &
+ "PARAMETER CHANGES THE VALUE OF " &
+ "INPUT PARAMETER");
+ TEMP := PI; -- RESET TEMP FOR NEXT CASE.
+ END IF;
+
+ PIO := C10;
+ IF (PI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE (ACCESS) IN " &
+ "OUT PARAMETER CHANGES THE VALUE " &
+ "OF INPUT PARAMETER");
+ END IF;
+
+ RAISE E; -- CHECK EXCEPTION HANDLING.
+ END P;
+
+ BEGIN -- C
+ I := C100;
+ P (I, I, I);
+ FAILED ("EXCEPTION NOT RAISED - C");
+ EXCEPTION
+ WHEN E =>
+ IF (I /= C101) THEN
+ FAILED ("OUT OR IN OUT ACTUAL PROCEDURE " &
+ "PARAMETER VALUE CHANGED DESPITE " &
+ "RAISED EXCEPTION");
+ END IF;
+ WHEN OTHERS =>
+ FAILED ("WRONG EXCEPTION RAISED - C");
+ END C;
+
+ ---------------------------------------------------
+
+ D : DECLARE
+
+ I, J : T;
+
+ FUNCTION F (FI : IN T) RETURN T IS
+
+ TEMP : T := FI; -- SAVE VALUE OF FI AT FN ENTRY.
+
+ BEGIN -- F
+ I := C100;
+ IF (FI /= TEMP) THEN
+ FAILED ("ASSIGNMENT TO PRIVATE " &
+ "(ACCESS) ACTUAL FUNCTION " &
+ "PARAMETER CHANGES THE VALUE " &
+ "OF INPUT PARAMETER");
+ END IF;
+ RETURN C_NULL;
+ END F;
+
+ BEGIN -- D
+ I := C_NULL;
+ J := F(I);
+ END D;
+
+ END C_D;
+
+ ---------------------------------------------------
+
+ RESULT;
+
+END C62003B;