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-- C87B48A.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:

--

-- NAMED ACTUAL PARAMETERS CAN RESOLVE OVERLOADING OF SUBPROGRAMS.

-- THIS TEST USES FUNCTIONS AND OPERATOR SYMBOLS ONLY.

-- TRH  13 AUG 82

WITH REPORT; USE REPORT;

PROCEDURE C87B48A IS

     ERR, B1, B2 : BOOLEAN := FALSE;

     PACKAGE A IS

          FUNCTION "-"    (X : BOOLEAN) RETURN BOOLEAN;

          FUNCTION TOGGLE (X : BOOLEAN) RETURN BOOLEAN

               RENAMES "-";

     END A;

     PACKAGE BODY A IS

          FUNCTION "-" (X : BOOLEAN) RETURN BOOLEAN IS

          BEGIN

               RETURN NOT X;

          END "-";

     END A;

     PACKAGE B IS

          FUNCTION "-"    (Y : BOOLEAN) RETURN BOOLEAN;

          FUNCTION TOGGLE (Y : BOOLEAN) RETURN BOOLEAN

               RENAMES "-";

     END B;

     PACKAGE BODY B IS

          FUNCTION "-" (Y : BOOLEAN) RETURN BOOLEAN IS

          BEGIN

               ERR := TRUE;

               RETURN NOT Y;

          END "-";

     END B;

     PACKAGE C IS

          FUNCTION "-"    (Z : BOOLEAN) RETURN BOOLEAN;

          FUNCTION TOGGLE (Z : BOOLEAN) RETURN BOOLEAN

               RENAMES "-";

     END C;

     PACKAGE BODY C IS

          FUNCTION "-" (Z : BOOLEAN) RETURN BOOLEAN IS

          BEGIN

               ERR := TRUE;

               RETURN NOT Z;

          END "-";

     END C;

     USE A, B, C;

BEGIN

     TEST ("C87B48A","RESOLUTION OF OVERLOADED SUBPROGRAMS BY NAMED " &

           "ACTUAL PARAMETERS");

     B1 := "-"    (X => FALSE);

     B2 := TOGGLE (X => FALSE);

     IF ERR OR ELSE NOT B1 OR ELSE NOT B2 THEN

          FAILED ("RESOLUTION INCORRECT FOR OVERLOADED SUBPROGRAMS" &

                  " WITH NAMED ACTUAL PARAMETERS");

     END IF;

     RESULT;

END C87B48A;