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-- C55B05A.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 LOOPS WITH BOUNDS INTEGER'LAST OR

-- INTEGER'FIRST DO NOT RAISE INVALID EXCEPTIONS.

-- *** NOTE: This test has been modified since ACVC version 1.11 to    -- 9X

-- ***       remove incompatibilities associated with the transition   -- 9X

-- ***       to Ada 9X.                                                -- 9X

-- ***                                                                 -- 9X

-- DAT 3/26/81

-- SPS 3/2/83

-- MRM 03/30/93   REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY

WITH REPORT; USE REPORT;

PROCEDURE C55B05A IS

BEGIN

     TEST ("C55B05A", "LOOPS WITH INTEGER'FIRST AND 'LAST AS BOUNDS");

     DECLARE

          COUNT : INTEGER := 0;

          PROCEDURE C IS

          BEGIN

               COUNT := COUNT + 1;

          END C;

     BEGIN

          FOR I IN INTEGER'LAST .. INTEGER'FIRST LOOP

               FAILED ("WRONG NULL RANGE LOOP EXECUTION");

               EXIT;

          END LOOP;

          FOR I IN INTEGER'FIRST .. INTEGER'FIRST LOOP

               C;

          END LOOP;

          FOR I IN INTEGER'FIRST .. INTEGER'FIRST + 2 LOOP

               C; C;

          END LOOP;

          FOR I IN INTEGER'FIRST + 1 .. INTEGER'FIRST LOOP

               FAILED ("NULL RANGE ERROR 2");

               EXIT;

          END LOOP;

          FOR I IN INTEGER'FIRST .. INTEGER'LAST LOOP

               C;

               EXIT;

          END LOOP;

          FOR I IN INTEGER LOOP

               C;

               EXIT;

          END LOOP;

          FOR I IN INTEGER'LAST - 2 .. INTEGER'LAST LOOP

               C; C; C;

          END LOOP;

          FOR I IN INTEGER'LAST - 2 .. INTEGER'LAST - 1 LOOP

               C;

          END LOOP;

          FOR I IN 0 .. INTEGER'FIRST LOOP

               FAILED ("NULL LOOP ERROR 3");

               EXIT;

          END LOOP;

          FOR I IN -1 .. INTEGER'FIRST LOOP

               FAILED ("NULL LOOP ERROR 4");

               EXIT;

          END LOOP;

          FOR I IN -3 .. IDENT_INT(0) LOOP

               FOR J IN INTEGER'FIRST .. INTEGER'FIRST - I LOOP

                    C; C; C; C;

               END LOOP;

               FOR J IN INTEGER'FIRST - I .. INTEGER'FIRST + 3 - I LOOP

                    C; C; C; C;

               END LOOP;

               FOR J IN INTEGER'LAST - 3 .. INTEGER'LAST + I LOOP

                    C; C; C; C;

               END LOOP;

               FOR J IN INTEGER'LAST + I .. INTEGER'LAST LOOP

                    C; C; C; C;

               END LOOP;

          END LOOP;

          FOR I IN REVERSE INTEGER'LAST .. INTEGER'FIRST LOOP

               FAILED ("REVERSE WRONG NULL RANGE LOOP EXECUTION");

               EXIT;

          END LOOP;

          FOR I IN REVERSE INTEGER'FIRST .. INTEGER'FIRST LOOP

               C;

          END LOOP;

          FOR I IN REVERSE INTEGER'FIRST .. INTEGER'FIRST + 2 LOOP

               C; C;

          END LOOP;

          FOR I IN REVERSE INTEGER'FIRST + 1 .. INTEGER'FIRST LOOP

               FAILED ("NULL RANGE ERROR 8");

               EXIT;

          END LOOP;

          FOR I IN REVERSE INTEGER'FIRST .. INTEGER'LAST LOOP

               C;

               EXIT;

          END LOOP;

          FOR I IN REVERSE INTEGER LOOP

               C;

               EXIT;

          END LOOP;

          FOR I IN REVERSE INTEGER'LAST - 2 .. INTEGER'LAST LOOP

               C; C; C;

          END LOOP;

          FOR I IN REVERSE INTEGER'LAST - 2 .. INTEGER'LAST - 1 LOOP

               C;

          END LOOP;

          FOR I IN REVERSE 0 .. INTEGER'FIRST LOOP

               FAILED ("NULL LOOP ERROR 9");

               EXIT;

          END LOOP;

          FOR I IN REVERSE -1 .. INTEGER'FIRST LOOP

               FAILED ("NULL LOOP ERROR 7");

               EXIT;

          END LOOP;

          FOR I IN REVERSE -3 .. IDENT_INT(0) LOOP

               FOR J IN REVERSE INTEGER'FIRST .. INTEGER'FIRST - I LOOP

                    C; C; C; C;

               END LOOP;

               FOR J IN REVERSE INTEGER'FIRST - I

                    .. INTEGER'FIRST + 3 - I

               LOOP

                    C; C; C; C;

               END LOOP;

               FOR J IN REVERSE INTEGER'LAST - 3 .. INTEGER'LAST + I

               LOOP

                    C; C; C; C;

               END LOOP;

               FOR J IN REVERSE INTEGER'LAST + I .. INTEGER'LAST LOOP

                    C; C; C; C;

               END LOOP;

          END LOOP;

          IF COUNT /= 408 THEN

               FAILED ("WRONG LOOP EXECUTION COUNT");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               FAILED ("CONSTRAINT_ERROR RAISED INCORRECTLY");

          WHEN OTHERS =>

               FAILED ("UNKNOWN EXCEPTION RAISED INCORRECTLY");

     END;

     RESULT;

END C55B05A;