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-- C64202A.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 THE DEFAULT EXPRESSIONS OF FORMAL PARAMETERS ARE EVALUATED

-- EACH TIME THEY ARE NEEDED.

-- SPS 2/22/84

WITH REPORT; USE REPORT;

PROCEDURE C64202A IS

BEGIN

     TEST ("C64202A", "CHECK THAT THE DEFAULT EXPRESSION IS EVALUATED" &

           " EACH TIME IT IS NEEDED");

     DECLARE

          X : INTEGER := 1;

          FUNCTION F RETURN INTEGER IS

          BEGIN

               X := X + 1;

               RETURN X;

          END F;

          PROCEDURE P (CALL : POSITIVE; X, Y : INTEGER := F) IS

          BEGIN

               IF CALL = 1 THEN

                    IF X = Y OR Y /= 2 THEN

                         FAILED ("DEFAULT NOT EVALUATED CORRECTLY - 1" &

                                 " X =" & INTEGER'IMAGE(X) & " Y =" &

                                 INTEGER'IMAGE(Y));

                    END IF;

               ELSIF CALL = 2 THEN

                    IF X = Y OR

                       NOT ((X = 3 AND Y = 4) OR (X = 4 AND Y = 3)) THEN

                         FAILED ("DEFAULT NOT EVALUATED CORRECTLY - 2" &

                                 " X =" & INTEGER'IMAGE(X) & " Y =" &

                                 INTEGER'IMAGE(Y));

                    END IF;

               END IF;

          END P;

     BEGIN

          COMMENT ("FIRST CALL");

          P (1, 3);

          COMMENT ("SECOND CALL");

          P(2);

     END;

     RESULT;

END C64202A;