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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [ada/] [acats/] [tests/] [c4/] [c41304a.ada] - Rev 12
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-- C41304A.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 L.R RAISES CONSTRAINT_ERROR WHEN: -- L DENOTES AN ACCESS OBJECT HAVING THE VALUE NULL. -- L IS A FUNCTION CALL DELIVERING THE ACCESS VALUE NULL. -- HISTORY: -- WKB 08/14/81 -- JRK 08/17/81 -- SPS 10/26/82 -- TBN 03/26/86 PUT THE NON-EXISTENT COMPONENT CASES INTO C41304B. -- JET 01/05/88 MODIFIED HEADER FORMAT AND ADDED CODE TO PREVENT -- OPTIMIZATION. WITH REPORT; USE REPORT; PROCEDURE C41304A IS TYPE R IS RECORD I : INTEGER; END RECORD; TYPE T IS ACCESS R; BEGIN TEST ("C41304A", "CONSTRAINT_ERROR WHEN L IN L.R DENOTES A NULL " & "ACCESS OBJECT OR A FUNCTION CALL DELIVERING " & "NULL"); -------------------------------------------------- DECLARE A : T := NEW R' (I => 1); J : INTEGER; BEGIN IF EQUAL (4, 4) THEN A := NULL; END IF; J := A.I; FAILED ("CONSTRAINT_ERROR NOT RAISED FOR A NULL ACCESS " & "OBJECT"); IF EQUAL (J,J) THEN COMMENT ("NO EXCEPTION RAISED"); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => NULL; WHEN OTHERS => FAILED ("WRONG EXCEPTION RAISED FOR A NULL ACCESS " & "OBJECT"); END; -------------------------------------------------- DECLARE J : INTEGER; FUNCTION F RETURN T IS BEGIN IF EQUAL (4, 4) THEN RETURN NULL; END IF; RETURN NEW R' (I => 2); END F; BEGIN J := F.I; FAILED ("CONSTRAINT_ERROR NOT RAISED FOR A FUNCTION CALL " & "DELIVERING A NULL ACCESS VALUE"); IF EQUAL (J,J) THEN COMMENT ("NO EXCEPTION RAISED"); END IF; EXCEPTION WHEN CONSTRAINT_ERROR => NULL; WHEN OTHERS => FAILED ("WRONG EXCEPTION RAISED FOR A FUNCTION CALL " & "DELIVERING A NULL ACCESS VALUE"); END; RESULT; END C41304A;