Subversion Repositories openrisc_2011-10-31

-- C67005A.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 IF A RENAMING DECLARATION DECLARES AN EQUALITY OPERATOR, THE

-- TYPES OF THE PARAMETERS NEED NOT BE LIMITED TYPES. 

-- JBG 9/28/83

WITH REPORT; USE REPORT;

PROCEDURE C67005A IS

BEGIN

     TEST ("C67005A", "CHECK THAT AN EQUALITY OPERATOR DECLARED BY " &

                      "A RENAMING DECLARATION NEED NOT HAVE " &

                      "PARAMETERS OF A LIMITED TYPE");

     DECLARE

          GENERIC

               TYPE LP IS LIMITED PRIVATE;

               WITH FUNCTION EQUAL (L, R : LP) RETURN BOOLEAN;

          PACKAGE EQUALITY_OPERATOR IS

               FUNCTION "=" (L, R : LP) RETURN BOOLEAN;

          END EQUALITY_OPERATOR;

          PACKAGE BODY EQUALITY_OPERATOR IS

               FUNCTION "=" (L, R : LP) RETURN BOOLEAN IS

               BEGIN

                    RETURN EQUAL(L, R);

               END "=";

          END EQUALITY_OPERATOR;

          PACKAGE POLAR_COORDINATES IS

               TYPE POLAR_COORD IS

                    RECORD

                         R     : INTEGER;

                         THETA : INTEGER;

                    END RECORD;

               FUNCTION EQUAL (L, R : POLAR_COORD) RETURN BOOLEAN;

               PACKAGE POLAR_EQUAL IS NEW EQUALITY_OPERATOR

                         (POLAR_COORD, EQUAL);

               FUNCTION "=" (L, R : POLAR_COORD) RETURN BOOLEAN

                         RENAMES POLAR_EQUAL."=";

          END POLAR_COORDINATES;

          PACKAGE BODY POLAR_COORDINATES IS

               FUNCTION EQUAL (L, R : POLAR_COORD) RETURN BOOLEAN IS

               BEGIN

                    RETURN (L.THETA MOD 360) = (R.THETA MOD 360) AND

                           L.R = R.R;

               END EQUAL;

          END POLAR_COORDINATES;

          USE POLAR_COORDINATES;

          PACKAGE VARIABLES IS

               P270 : POLAR_COORD := (R => 3, THETA => 270);

               P360 : POLAR_COORD := (R => 3, THETA => IDENT_INT(360));

          END VARIABLES;

          USE VARIABLES;

     BEGIN

          IF P270 /= (3, -90) THEN

               FAILED ("INCORRECT INEQUALITY OPERATOR");

          END IF;

          IF P360 = (3, 0) THEN

               NULL;

          ELSE

               FAILED ("INCORRECT EQUALITY OPERATOR");

          END IF;

          RESULT;

     END;

END C67005A;