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-- C34007F.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.

--*

-- FOR DERIVED ACCESS TYPES WHOSE DESIGNATED TYPE IS A ONE-DIMENSIONAL

-- ARRAY TYPE:

--   CHECK THAT ALL VALUES OF THE PARENT (BASE) TYPE ARE PRESENT FOR THE

--   DERIVED (BASE) TYPE WHEN THE DERIVED TYPE DEFINITION IS

--   CONSTRAINED.

--   CHECK THAT ANY CONSTRAINT IMPOSED ON THE PARENT SUBTYPE IS ALSO

--   IMPOSED ON THE DERIVED SUBTYPE.

-- JRK 9/25/86

WITH REPORT; USE REPORT;

PROCEDURE C34007F IS

     SUBTYPE COMPONENT IS INTEGER;

     TYPE DESIGNATED IS ARRAY (NATURAL RANGE <>) OF COMPONENT;

     SUBTYPE SUBDESIGNATED IS DESIGNATED (5 .. 7);

     PACKAGE PKG IS

          TYPE PARENT IS ACCESS DESIGNATED;

          FUNCTION CREATE ( F, L  : NATURAL;

                            C     : COMPONENT;

                            DUMMY : PARENT   -- TO RESOLVE OVERLOADING.

                          ) RETURN PARENT;

     END PKG;

     USE PKG;

     TYPE T IS NEW PARENT (IDENT_INT (5) .. IDENT_INT (7));

     SUBTYPE SUBPARENT IS PARENT (5 .. 7);

     TYPE S IS NEW SUBPARENT;

     X : T := NEW SUBDESIGNATED'(OTHERS => 2);

     Y : S := NEW SUBDESIGNATED'(OTHERS => 2);

     PACKAGE BODY PKG IS

          FUNCTION CREATE

             ( F, L  : NATURAL;

               C     : COMPONENT;

               DUMMY : PARENT

             ) RETURN PARENT

          IS

               A : PARENT    := NEW DESIGNATED (F .. L);

               B : COMPONENT := C;

          BEGIN

               FOR I IN F .. L LOOP

                    A (I) := B;

                    B := B + 1;

               END LOOP;

               RETURN A;

          END CREATE;

     END PKG;

BEGIN

     TEST ("C34007F", "CHECK THAT ALL VALUES OF THE PARENT (BASE) " &

                      "TYPE ARE PRESENT FOR THE DERIVED (BASE) TYPE " &

                      "WHEN THE DERIVED TYPE DEFINITION IS " &

                      "CONSTRAINED.  ALSO CHECK THAT ANY CONSTRAINT " &

                      "IMPOSED ON THE PARENT SUBTYPE IS ALSO IMPOSED " &

                      "ON THE DERIVED SUBTYPE.  CHECK FOR DERIVED " &

                      "ACCESS TYPES WHOSE DESIGNATED TYPE IS A " &

                      "ONE-DIMENSIONAL ARRAY TYPE");

     -- CHECK THAT BASE TYPE VALUES NOT IN THE SUBTYPE ARE PRESENT.

     IF CREATE (2, 3, 4, X) . ALL /= (4, 5) OR

        CREATE (2, 3, 4, Y) . ALL /= (4, 5) THEN

          FAILED ("CAN'T CREATE BASE TYPE VALUES OUTSIDE THE SUBTYPE");

     END IF;

     IF CREATE (2, 3, 4, X) IN T OR

        CREATE (2, 3, 4, Y) IN S THEN

          FAILED ("INCORRECT ""IN""");

     END IF;

     -- CHECK THE DERIVED SUBTYPE CONSTRAINT.

     IF X'FIRST /= 5 OR X'LAST /= 7 OR

        Y'FIRST /= 5 OR Y'LAST /= 7 THEN

          FAILED ("INCORRECT 'FIRST OR 'LAST");

     END IF;

     BEGIN

          X := NEW SUBDESIGNATED'(1, 2, 3);

          Y := NEW SUBDESIGNATED'(1, 2, 3);

          IF PARENT (X) = PARENT (Y) OR  -- USE X AND Y.

             X.ALL /= Y.ALL THEN

               FAILED ("INCORRECT ALLOCATOR OR CONVERSION TO PARENT");

          END IF;

     EXCEPTION

          WHEN OTHERS =>

               FAILED ("EXCEPTION RAISED BY OK ASSIGNMENT");

     END;

     BEGIN

          X := NEW DESIGNATED'(6 .. 8 => 0);

          FAILED ("CONSTRAINT_ERROR NOT RAISED -- " &

                  "X := NEW DESIGNATED'(6 .. 8 => 0)");

          IF X = NULL OR ELSE X.ALL = (0, 0, 0) THEN  -- USE X.

               COMMENT ("X ALTERED -- " &

                        "X := NEW DESIGNATED'(6 .. 8 => 0)");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED -- " &

                       "X := NEW DESIGNATED'(6 .. 8 => 0)");

     END;

     BEGIN

          Y := NEW DESIGNATED'(6 .. 8 => 0);

          FAILED ("CONSTRAINT_ERROR NOT RAISED -- " &

                  "Y := NEW DESIGNATED'(6 .. 8 => 0)");

          IF Y = NULL OR ELSE Y.ALL = (0, 0, 0) THEN  -- USE Y.

               COMMENT ("Y ALTERED -- " &

                        "Y := NEW DESIGNATED'(6 .. 8 => 0)");

          END IF;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ("WRONG EXCEPTION RAISED -- " &

                       "Y := NEW DESIGNATED'(6 .. 8 => 0)");

     END;

     RESULT;

END C34007F;