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+-- C41205A.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 RAISED IF THE NAME PART OF A
+-- SLICE DENOTES AN ACCESS OBJECT WHOSE VALUE IS NULL, AND
+-- ALSO IF THE NAME IS A FUNCTION CALL DELIVERING NULL.
+
+-- WKB 8/6/81
+-- SPS 10/26/82
+-- EDS 07/14/98 AVOID OPTIMIZATION
+
+WITH REPORT;
+USE REPORT;
+PROCEDURE C41205A IS
+
+BEGIN
+ TEST ("C41205A", "CONSTRAINT_ERROR WHEN THE NAME PART OF A " &
+ "SLICE DENOTES A NULL ACCESS OBJECT OR A " &
+ "FUNCTION CALL DELIVERING NULL");
+
+ DECLARE
+
+ TYPE T IS ARRAY (INTEGER RANGE <> ) OF INTEGER;
+ SUBTYPE T1 IS T (1..5);
+ TYPE A1 IS ACCESS T1;
+ B : A1 := NEW T1' (1,2,3,4,5);
+ I : T (2..3);
+
+ BEGIN
+
+ IF EQUAL (3,3) THEN
+ B := NULL;
+ END IF;
+
+ I := B(2..3);
+ FAILED ("CONSTRAINT_ERROR NOT RAISED - 1 " & INTEGER'IMAGE(I(2)));
+
+ EXCEPTION
+
+ WHEN CONSTRAINT_ERROR => NULL;
+ WHEN OTHERS => FAILED ("WRONG EXCEPTION - 1");
+
+ END;
+
+ DECLARE
+
+ TYPE T IS ARRAY (INTEGER RANGE <> ) OF INTEGER;
+ SUBTYPE T2 IS T (1..5);
+ TYPE A2 IS ACCESS T2;
+ I : T (2..5);
+
+ FUNCTION F RETURN A2 IS
+ BEGIN
+ IF EQUAL (3,3) THEN
+ RETURN NULL;
+ END IF;
+ RETURN NEW T2' (1,2,3,4,5);
+ END F;
+
+ BEGIN
+
+ I := F(2..5);
+ FAILED ("CONSTRAINT_ERROR NOT RAISED - 2 " & INTEGER'IMAGE(I(2)));
+
+ EXCEPTION
+
+ WHEN CONSTRAINT_ERROR => NULL;
+ WHEN OTHERS => FAILED ("WRONG EXCEPTION - 2");
+
+ END;
+
+ RESULT;
+END C41205A;