1-- C41105A.ADA 2 3-- Grant of Unlimited Rights 4-- 5-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687, 6-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 7-- unlimited rights in the software and documentation contained herein. 8-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making 9-- this public release, the Government intends to confer upon all 10-- recipients unlimited rights equal to those held by the Government. 11-- These rights include rights to use, duplicate, release or disclose the 12-- released technical data and computer software in whole or in part, in 13-- any manner and for any purpose whatsoever, and to have or permit others 14-- to do so. 15-- 16-- DISCLAIMER 17-- 18-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR 19-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 20-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE 21-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 22-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A 23-- PARTICULAR PURPOSE OF SAID MATERIAL. 24--* 25-- OBJECTIVE: 26-- CHECK THAT CONSTRAINT_ERROR IS RAISED IF THE NAME PART OF AN 27-- INDEXED COMPONENT DENOTES AN ACCESS OBJECT WHOSE VALUE IS NULL, 28-- AND ALSO IF THE NAME IS A FUNCTION CALL DELIVERING NULL. 29 30-- HISTORY: 31-- WKB 07/29/81 CREATED ORIGINAL TEST. 32-- SPS 10/26/82 33-- JET 01/05/88 UPDATED HEADER FORMAT AND ADDED CODE TO PREVENT 34-- OPTIMIZATION. 35 36WITH REPORT; 37USE REPORT; 38PROCEDURE C41105A IS 39 40BEGIN 41 TEST ("C41105A", "CONSTRAINT_ERROR FROM NAMES DENOTING A NULL " & 42 "ACCESS OBJECT AND A FUNCTION CALL DELIVERING " & 43 "NULL"); 44 45 DECLARE 46 47 TYPE T1 IS ARRAY (1..2) OF INTEGER; 48 TYPE A1 IS ACCESS T1; 49 B : A1 := NEW T1' (1,2); 50 I : INTEGER; 51 52 BEGIN 53 54 IF EQUAL (3,3) THEN 55 B := NULL; 56 END IF; 57 58 I := B(1); 59 FAILED ("CONSTRAINT_ERROR NOT RAISED - 1"); 60 61 IF EQUAL (I,I) THEN 62 COMMENT ("NO EXCEPTION RAISED"); 63 END IF; 64 65 EXCEPTION 66 67 WHEN CONSTRAINT_ERROR => NULL; 68 WHEN OTHERS => FAILED ("WRONG EXCEPTION - 1"); 69 70 END; 71 72 73 DECLARE 74 75 TYPE T2 IS ARRAY (1..2) OF INTEGER; 76 TYPE A2 IS ACCESS T2; 77 I : INTEGER; 78 79 FUNCTION F RETURN A2 IS 80 BEGIN 81 IF EQUAL (3,3) THEN 82 RETURN NULL; 83 END IF; 84 RETURN NEW T2' (1,2); 85 END F; 86 87 BEGIN 88 89 I := F(1); 90 FAILED ("CONSTRAINT_ERROR NOT RAISED - 2"); 91 92 IF EQUAL (I,I) THEN 93 COMMENT ("NO EXCEPTION RAISED"); 94 END IF; 95 96 EXCEPTION 97 98 WHEN CONSTRAINT_ERROR => NULL; 99 WHEN OTHERS => FAILED ("WRONG EXCEPTION - 2"); 100 101 END; 102 103 RESULT; 104END C41105A; 105