| -- C95086D.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 CONSTRAINT_ERROR IS NOT RAISED FOR ACCESS PARAMETERS |
| -- BEFORE OR AFTER THE ENTRY CALL, WHEN AN UNCONSTRAINED ACTUAL |
| -- OUT ACCESS PARAMETER DESIGNATES AN OBJECT (PRIOR TO THE |
| -- ENTRY CALL) WITH CONSTRAINTS DIFFERENT FROM THE FORMAL |
| -- PARAMETER. |
| -- |
| -- SUBTESTS ARE: |
| -- (A) STATIC LIMITED PRIVATE DISCRIMINANT. |
| -- (B) DYNAMIC ONE DIMENSIONAL BOUNDS. |
| |
| -- RJW 2/3/86 |
| |
| WITH REPORT; USE REPORT; |
| PROCEDURE C95086D IS |
| |
| BEGIN |
| TEST ("C95086D", "CHECK THAT CONSTRAINT_ERROR IS NOT RAISED " & |
| "BEFORE AND AFTER THE ENTRY CALL, WHEN AN UNCONSTRAINED " & |
| "ACTUAL OUT ACCESS PARAMETER DESIGNATES AN OBJECT (PRIOR " & |
| "TO THE ENTRY CALL) WITH CONSTRAINTS DIFFERENT FROM THE " & |
| "FORMAL PARAMETER"); |
| |
| -------------------------------------------------- |
| |
| DECLARE -- (A) |
| |
| PACKAGE PKG IS |
| SUBTYPE INT IS INTEGER RANGE 0..5; |
| TYPE T (I : INT := 0) IS LIMITED PRIVATE; |
| PRIVATE |
| TYPE ARR IS ARRAY (INTEGER RANGE <>) OF INTEGER; |
| TYPE T (I : INT := 0) IS |
| RECORD |
| J : INTEGER; |
| A : ARR (1..I); |
| END RECORD; |
| END PKG; |
| |
| USE PKG; |
| |
| TYPE A IS ACCESS T; |
| SUBTYPE SA IS A (3); |
| V : A := NEW T (2); |
| CALLED : BOOLEAN := FALSE; |
| |
| TASK T1 IS |
| ENTRY P (X : OUT SA); |
| END T1; |
| |
| TASK BODY T1 IS |
| BEGIN |
| ACCEPT P (X : OUT SA) DO |
| CALLED := TRUE; |
| X := NEW T (3); |
| END P; |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED ("EXCEPTION RAISED IN TASK - (A)"); |
| END T1; |
| |
| BEGIN -- (A) |
| |
| T1.P (V); |
| |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| IF NOT CALLED THEN |
| FAILED ("EXCEPTION RAISED BEFORE ENTRY CALL - (A)"); |
| ELSE |
| FAILED ("EXCEPTION RAISED ON RETURN - (A)"); |
| END IF; |
| WHEN OTHERS => |
| FAILED ("EXCEPTION RAISED - (A)"); |
| END; -- (A) |
| |
| -------------------------------------------------- |
| |
| DECLARE -- (B) |
| |
| TYPE A IS ACCESS STRING; |
| SUBTYPE SA IS A (1..2); |
| V : A := NEW STRING (IDENT_INT(5) .. IDENT_INT(7)); |
| CALLED : BOOLEAN := FALSE; |
| |
| TASK T1 IS |
| ENTRY P (X : OUT SA); |
| END T1; |
| |
| TASK BODY T1 IS |
| BEGIN |
| ACCEPT P (X : OUT SA) DO |
| CALLED := TRUE; |
| X := NEW STRING (IDENT_INT(1) .. IDENT_INT(2)); |
| END P; |
| EXCEPTION |
| WHEN OTHERS => |
| FAILED ("EXCEPTION RAISED IN TASK - (B)"); |
| END T1; |
| |
| BEGIN -- (B) |
| |
| T1.P (V); |
| |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| IF NOT CALLED THEN |
| FAILED ("EXCEPTION RAISED BEFORE ENTRY CALL - (B)"); |
| ELSE |
| FAILED ("EXCEPTION RAISED ON RETURN - (B)"); |
| END IF; |
| WHEN OTHERS => |
| FAILED ("EXCEPTION RAISED - (B)"); |
| END; -- (B) |
| |
| -------------------------------------------------- |
| |
| RESULT; |
| END C95086D; |