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-- CD2A22J.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.

--*

-- OBJECTIVE:

--     CHECK THAT WHEN A SIZE SPECIFICATION IS GIVEN FOR AN

--     ENUMERATION TYPE, THEN SUCH A TYPE OF THE SMALLEST APPROPRIATE

--     UNSIGNED SIZE CAN BE PASSED AS AN ACTUAL PARAMETER TO A GENERIC

--     PROCEDURE.

-- HISTORY:

--     JET 08/13/87 CREATED ORIGINAL TEST.

--     DHH 04/17/89 CHANGED EXTENSION FROM '.DEP' TO '.ADA', CHANGED

--                  OPERATORS ON 'SIZE TESTS, AND ADDED CHECK ON

--                  REPRESENTATION CLAUSE.

--     JRL 03/27/92 ELIMINATED REDUNDANT TESTING.

WITH REPORT; USE REPORT;

WITH LENGTH_CHECK;                      -- CONTAINS A CALL TO 'FAILED'.

PROCEDURE CD2A22J IS

     TYPE BASIC_ENUM IS (ZERO, ONE, TWO);

     BASIC_SIZE : CONSTANT := 2;

     FOR BASIC_ENUM'SIZE USE BASIC_SIZE;

BEGIN

     TEST ("CD2A22J", "CHECK THAT WHEN A SIZE SPECIFICATION IS GIVEN " &

                      "FOR AN ENUMERATION TYPE, THEN SUCH A TYPE OF " &

                      "THE SMALLEST APPROPRIATE UNSIGNED SIZE CAN BE " &

                      "PASSED AS AN ACTUAL PARAMETER TO A GENERIC " &

                      "PROCEDURE");

     DECLARE -- TYPE DECLARATION GIVEN WITHIN GENERIC PROCEDURE.

          GENERIC

               TYPE GPARM IS (<>);

          PROCEDURE GENPROC (C0, C1, C2: GPARM);

          PROCEDURE GENPROC (C0, C1, C2: GPARM) IS

               SUBTYPE CHECK_TYPE IS GPARM;

               FUNCTION IDENT (CH : CHECK_TYPE) RETURN CHECK_TYPE IS

               BEGIN

                    IF EQUAL (3, 3) THEN

                         RETURN CH;

                    ELSE

                         RETURN C1;

                    END IF;

               END IDENT;

               PROCEDURE CHECK_1 IS NEW LENGTH_CHECK (CHECK_TYPE);

          BEGIN -- GENPROC.

               CHECK_1 (C0, BASIC_SIZE, "CHECK_TYPE");

               IF CHECK_TYPE'SIZE /= IDENT_INT (BASIC_SIZE) THEN

                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SIZE");

               END IF;

               IF C0'SIZE < IDENT_INT (BASIC_SIZE) THEN

                    FAILED ("INCORRECT VALUE FOR C0'SIZE");

               END IF;

               IF NOT ((C0 <  IDENT (C1)) AND

                       (IDENT (C2)  > IDENT (C1)) AND

                       (C1 <= IDENT (C1)) AND (IDENT (C2) = C2)) THEN

                    FAILED ("INCORRECT RESULTS FOR RELATIONAL " &

                            "OPERATORS");

               END IF;

               IF CHECK_TYPE'FIRST /= IDENT (C0) THEN

                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'FIRST");

               END IF;

               IF CHECK_TYPE'POS (C0) /= IDENT_INT (0) OR

                  CHECK_TYPE'POS (C1) /= IDENT_INT (1) OR

                  CHECK_TYPE'POS (C2) /= IDENT_INT (2) THEN

                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'POS");

               END IF;

               IF CHECK_TYPE'SUCC (C0) /= IDENT (C1) OR

                  CHECK_TYPE'SUCC (C1) /= IDENT (C2) THEN

                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SUCC");

               END IF;

               IF CHECK_TYPE'IMAGE (C0) /= IDENT_STR ("ZERO") OR

                  CHECK_TYPE'IMAGE (C1) /= IDENT_STR ("ONE")  OR

                  CHECK_TYPE'IMAGE (C2) /= IDENT_STR ("TWO")  THEN

                    FAILED ("INCORRECT VALUE FOR CHECK_TYPE'IMAGE");

               END IF;

          END GENPROC;

          PROCEDURE NEWPROC IS NEW GENPROC (BASIC_ENUM);

     BEGIN

          NEWPROC (ZERO, ONE, TWO);

     END;

     RESULT;

END CD2A22J;