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-- C43103B.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 IF A DISCRIMINANT DOES NOT GOVERN A VARIANT PART, ITS
-- VALUE CAN BE GIVEN BY A NONSTATIC EXPRESSION.
-- ADDITIONAL CASES OF USE OF A DISCRIMINANT THAT IS USED AS AN
-- ARRAY INDEX BOUND.
 
-- PK  02/21/84
-- EG  05/30/84
-- EG  11/02/84
-- DN  12/01/95  REMOVED CONFORMANCE CHECKS WHERE RULES RELAXED.
-- PWN 10/25/96  RESTORED CHECK WITH ADA 95 EXPECTED RESULTS INCLUDED.
 
WITH REPORT;
USE REPORT;
 
PROCEDURE C43103B IS
 
     SUBTYPE INT IS INTEGER RANGE 1 .. 3;
 
     TYPE A2 IS ARRAY(INT RANGE <>, INT RANGE <>) OF INTEGER;
 
     SUBTYPE DINT IS INTEGER RANGE 0 .. 10;
 
     TYPE REC(D, E : DINT := IDENT_INT(1)) IS RECORD
          U : A2(1 .. D, E .. 3) := (1 .. D =>
                                     (E .. 3 => IDENT_INT(1)));
     END RECORD;
 
BEGIN
 
     TEST("C43103B","CHECK THAT IF A DISCRIMINANT DOES NOT GOVERN " &
                    "A VARIANT PART, ITS VALUE CAN BE GIVEN BY A "  &
                    "NONSTATIC EXPRESSION");
 
-- SIMPLE DECLARATIONS
 
     BEGIN
 
          DECLARE
 
               L : REC(IDENT_INT(2), IDENT_INT(2));
               K : REC(IDENT_INT(0), IDENT_INT(1));
               M : REC(IDENT_INT(3), IDENT_INT(4));
 
          BEGIN
               IF L.U'FIRST(1) /= IDENT_INT(1) OR
                  L.U'LAST(1)  /= IDENT_INT(2) OR
                  L.U'FIRST(2) /= IDENT_INT(2) OR
                  L.U'LAST(2)  /= IDENT_INT(3) THEN
                    FAILED("1.1 - INCORRECT BOUNDS");
               END IF;
               IF K.U'FIRST(1) /= IDENT_INT(1) OR
                  K.U'LAST(1)  /= IDENT_INT(0) OR
                  K.U'FIRST(2) /= IDENT_INT(1) OR
                  K.U'LAST(2)  /= IDENT_INT(3) THEN
                    FAILED("1.2 - INCORRECT BOUNDS");
               END IF;
               IF M.U'FIRST(1) /= IDENT_INT(1) OR
                  M.U'LAST(1)  /= IDENT_INT(3) OR
                  M.U'FIRST(2) /= IDENT_INT(4) OR
                  M.U'LAST(2)  /= IDENT_INT(3) THEN
                    FAILED("1.3 - INCORRECT BOUNDS");
               END IF;
               IF M.U'LENGTH(1) /= 3 OR M.U'LENGTH(2) /= 0 THEN
                    FAILED("1.4 - INCORRECT ARRAY LENGTH");
               END IF;
          END;
 
     EXCEPTION
 
          WHEN OTHERS => 
               FAILED ("1.5 - EXCEPTION RAISED");
 
     END;
 
-- EXPLICIT INITIAL VALUE - OK
 
     BEGIN
 
          DECLARE
               O : CONSTANT REC := (IDENT_INT(2), IDENT_INT(2),
                        ((1, IDENT_INT(2)), (IDENT_INT(2), 3)));
          BEGIN
               IF O.U'FIRST(1) /= IDENT_INT(1) OR
                  O.U'LAST(1)  /= IDENT_INT(2) OR
                  O.U'FIRST(2) /= IDENT_INT(2) OR
                  O.U'LAST(2)  /= IDENT_INT(3) THEN
                    FAILED("2.1 - INCORRECT BOUNDS");
               END IF;
          END;
 
     EXCEPTION
 
          WHEN OTHERS => 
               FAILED ("2.2 - EXCEPTION RAISED");
     END;
 
-- EXPLICIT INITIAL VALUE: NULL ARRAY WITH WRONG BOUNDS
 
     BEGIN
 
          DECLARE
               P : CONSTANT REC := (IDENT_INT(0), IDENT_INT(2),
                                    (IDENT_INT(3) .. IDENT_INT(0) =>
                                     (IDENT_INT(2), 3)));
          BEGIN
                NULL;
          END;
 
     EXCEPTION
 
          WHEN CONSTRAINT_ERROR =>
               FAILED ("3.1 -  CONSTRAINT_ERROR RAISED");
          WHEN OTHERS => 
               FAILED ("3.2 -  WRONG EXCEPTION RAISED");
     END;
 
-- EXPLICIT INITIAL VALUE: NULL ARRAY WITH WRONG BOUNDS
 
     BEGIN
 
          DECLARE
               P : CONSTANT REC := (IDENT_INT(0), IDENT_INT(2),
                                    (IDENT_INT(3) .. IDENT_INT(0) =>
                                     (OTHERS => IDENT_INT(2))));
          BEGIN
               NULL;
          END;
 
     EXCEPTION
 
          WHEN CONSTRAINT_ERROR => 
               FAILED ("4.1 - CONSTRAINT_ERROR RAISED");
          WHEN OTHERS => 
               FAILED ("4.2 - WRONG EXCEPTION RAISED");
 
     END;
 
-- EXPLICIT INITIAL VALUE: NULL ARRAY WITH WRONG BOUNDS 2ND DIM.
 
     BEGIN
 
          DECLARE
               P : CONSTANT REC := (IDENT_INT(0), IDENT_INT(2),
                                    (IDENT_INT(1) .. IDENT_INT(0) =>
                                     (IDENT_INT(1) .. IDENT_INT(2) =>
                                      1)));
          BEGIN
               NULL;
          END;
 
     EXCEPTION
 
          WHEN CONSTRAINT_ERROR => 
               FAILED ("5.1 - CONSTRAINT_ERROR RAISED");
          WHEN OTHERS => 
               FAILED ("5.2 - WRONG EXCEPTION RAISED");
 
     END;
 
     RESULT;
 
END C43103B;