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-- C87B23A.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 OVERLOADING RESOLUTION USES THE RULE THAT:

--

-- FOR AN INDEXED COMPONENT OF AN ARRAY, THE PREFIX MUST BE 

-- APPROPRIATE FOR AN ARRAY TYPE. EACH EXPRESSION FOR THE INDEXED 

-- COMPONENT MUST BE OF THE TYPE OF THE CORRESPONDING INDEX AND

-- THERE MUST BE ONE SUCH EXPRESSION FOR EACH INDEX POSITION OF THE 

-- ARRAY TYPE.

-- TRH  15 SEPT 82

-- DSJ  07 JUNE 83

WITH REPORT; USE REPORT;

PROCEDURE C87B23A IS

     SUBTYPE CHAR IS CHARACTER;

     TYPE GRADE IS (A, B, C, D, F);

     TYPE NOTE  IS (A, B, C, D, E, F, G);

     TYPE INT   IS NEW INTEGER;

     TYPE POS   IS NEW INTEGER RANGE 1 .. INTEGER'LAST;

     TYPE NAT   IS NEW POS;

     TYPE BOOL  IS NEW BOOLEAN;

     TYPE BIT   IS NEW BOOL;

     TYPE LIT   IS (FALSE, TRUE);

     TYPE FLAG  IS (PASS, FAIL);

     TYPE NUM2 IS DIGITS(2);

     TYPE NUM3 IS DIGITS(2);

     TYPE NUM4 IS DIGITS(2);

     TYPE A1 IS ARRAY (POS'(1)..5, NOTE'(A)..D, BOOL'(FALSE)..TRUE)

          OF FLOAT;

     TYPE A2 IS ARRAY (INT'(1)..5, NOTE'(A)..D, BIT'(FALSE)..TRUE)

          OF NUM2;

     TYPE A3 IS ARRAY (POS'(1)..5, GRADE'(A)..D, BOOL'(FALSE)..TRUE)

          OF NUM3;

     TYPE A4 IS ARRAY (NAT'(1)..5, NOTE'(A)..D, LIT'(FALSE)..TRUE)

          OF NUM4;

     OBJ1 : A1 := (OTHERS => (OTHERS => (OTHERS => 0.0)));

     OBJ2 : A2 := (OTHERS => (OTHERS => (OTHERS => 0.0)));

     OBJ3 : A3 := (OTHERS => (OTHERS => (OTHERS => 0.0)));

     OBJ4 : A4 := (OTHERS => (OTHERS => (OTHERS => 0.0)));

     GENERIC

          TYPE T IS PRIVATE;

          ARG  : IN T;

          STAT : IN FLAG;

     FUNCTION F1 RETURN T;

     FUNCTION F1 RETURN T IS

     BEGIN

          IF STAT = FAIL THEN

               FAILED ("PREFIX OR INDEX IS NOT APPROPRIATE FOR" &

                       " INDEXED COMPONENT");

          END IF;

          RETURN ARG;

     END F1;

     FUNCTION A IS NEW F1 (A1, OBJ1, PASS);

     FUNCTION A IS NEW F1 (A2, OBJ2, FAIL);

     FUNCTION A IS NEW F1 (A3, OBJ3, FAIL);

     FUNCTION A IS NEW F1 (A4, OBJ4, FAIL);

BEGIN

     TEST ("C87B23A","OVERLOADED ARRAY INDEXES");

     DECLARE

          F1 : FLOAT := A (3, C, TRUE);

     BEGIN

          NULL;

     END;

     RESULT;

END C87B23A;