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-- C87B14C.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 OVERLOADING RESOLUTION USES THE RULE THAT:

--

-- IN SUBTYPE INDICATIONS WITH INDEX CONSTRAINTS, THE LOWER AND UPPER

-- BOUNDS MUST BE OF THE INDEX BASE TYPE.

--

-- TEST (C): INDEX CONSTRAINTS WITH OVERLOADED INFIX OPERATORS.

-- TRH  30 JUNE 82

WITH REPORT; USE REPORT;

PROCEDURE C87B14C IS

     TYPE DAY  IS (MON, TUE, WED, THU, FRI, SAT, SUN);

     TYPE LIST IS ARRAY (DAY RANGE <>) OF BOOLEAN;

     TYPE GRID IS ARRAY (DAY RANGE <>, DAY RANGE <>) OF BOOLEAN;

     SUBTYPE WEEKEND IS DAY RANGE SAT .. SUN;

     SUBTYPE WEEKDAY IS DAY RANGE MON .. FRI;

     FUNCTION "*" (X, Y : INTEGER) RETURN WEEKDAY IS

     BEGIN

          RETURN MON;

     END "*";

     FUNCTION "*" (X, Y : INTEGER) RETURN BOOLEAN IS

     BEGIN

          FAILED ("RESOLUTION INCORRECT - INDEX CONSTRAINTS " &

                  " IN SUBTYPE INDICATIONS");

          RETURN TRUE;

     END "*";

     FUNCTION "+" (X, Y : INTEGER) RETURN WEEKEND IS

     BEGIN

          RETURN SAT;

     END "+";

     FUNCTION "+" (X, Y : INTEGER) RETURN FLOAT IS

     BEGIN

          FAILED ("RESOLUTION INCORRECT - INDEX CONSTRAINTS " &

                  " IN SUBTYPE INDICATIONS");

          RETURN 2.0;

     END "+";

BEGIN

     TEST ("C87B14C","OVERLOADED EXPRESSIONS IN INDEX CONSTRAINTS " &

           "OF SUBTYPE INDICATIONS");

     DECLARE

          SUBTYPE LIST1 IS LIST (WED .. (0 + 0));

          SUBTYPE LIST2 IS LIST ( 0 * 0 .. TUE);

          SUBTYPE LIST3 IS LIST ((0 + 0) .. (0 + 0));

          SUBTYPE LIST4 IS LIST ((0 * 0) .. (0 + 0));

          SUBTYPE GRID1 IS GRID (MON .. (0 * 0), (0 * 0) .. TUE);

          SUBTYPE GRID2 IS GRID ((0 * 0) .. WED, FRI .. (0 + 0));

          SUBTYPE GRID3 IS GRID

              ((0 * 0) .. (0 * 0), (0 + 0) .. (0 + 0));

          SUBTYPE GRID4 IS GRID ((0 * 0) .. (0 + 0), TUE .. THU);

     BEGIN

          NULL;

     END;

     RESULT;

END C87B14C;