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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;