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-- C49021A.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 BOOLEAN LITERALS CAN BE USED IN STATIC EXPRESSIONS 

-- TOGETHER WITH THE LOGICAL OPERATORS, THE NOT OPERATOR, AND THE

-- RELATIONAL AND EQUALITY OPERATORS.

-- L.BROWN  09/25/86

WITH REPORT; USE REPORT;

PROCEDURE  C49021A  IS

     CAS_BOL : BOOLEAN := TRUE;

     X1 : CONSTANT := BOOLEAN'POS((TRUE AND FALSE)OR(TRUE AND TRUE));

     X2 : CONSTANT := BOOLEAN'POS((TRUE <= FALSE)AND(FALSE >= FALSE));

BEGIN

     TEST("C49021A","BOOLEAN LITERALS TOGETHER WITH CERTAIN OPERATORS,"&

                    "CAN BE USED IN STATIC EXPRESSIONS.");

     IF X1 /= 1  THEN

          FAILED("INCORRECT VALUE RETURNED BY BOOLEAN EXPRESSION 1");

     END IF;

     IF X2 /= 0  THEN

          FAILED("INCORRECT VALUE RETURNED BY BOOLEAN EXPRESSION 2");

     END IF;

     CASE CAS_BOL IS

          WHEN ((TRUE AND FALSE) XOR (TRUE XOR TRUE)) =>

               FAILED("INCORRECT VALUE RETURNED BY BOOLEAN " &

                      "EXPRESSION 2");

          WHEN OTHERS =>

               CAS_BOL := TRUE;

     END CASE;

     CASE CAS_BOL IS

          WHEN ((TRUE > FALSE) OR (FALSE <= TRUE)) =>

               CAS_BOL := TRUE;

          WHEN OTHERS =>

               FAILED("INCORRECT VALUE RETURNED BY BOOLEAN " &

                      "EXPRESSION 3");

     END CASE;

     CASE CAS_BOL IS

          WHEN NOT((TRUE OR FALSE) = (FALSE AND TRUE)) =>

               CAS_BOL := TRUE;

          WHEN OTHERS =>

               FAILED("INCORRECT VALUE RETURNED BY BOOLEAN " &

                      "EXPRESSION 4");

     END CASE;

     CASE CAS_BOL IS

          WHEN (((TRUE = FALSE) OR (FALSE AND TRUE)) /= (TRUE < TRUE))=>

               FAILED("INCORRECT VALUE RETURNED BY BOOLEAN " &

                      "EXPRESSION 5");

          WHEN OTHERS =>

               CAS_BOL := TRUE;

     END CASE;

     RESULT;

END C49021A;