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+-- C64104N.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 CONSTRAINT_ERROR IS RAISED AT THE PLACE OF THE CALL
+--     FOR THE CASE OF A PRIVATE TYPE IMPLEMENTED AS A SCALAR TYPE
+--     WHERE THE VALUE OF THE FORMAL PARAMETER DOES NOT BELONG TO THE
+--     SUBTYPE OF THE ACTUAL PARAMETER.
+
+-- HISTORY:
+--     DAVID A. TAFFS
+--     CPP 07/23/84
+--     RDH 04/18/90  REVISED TO CHECK THAT SUBPROGRAM IS ACTUALLY
+--                   CALLED.
+--     THS 09/21/90  REWORDED COMMENT STATING THAT THE TEST DOES NOT
+--                   ACCEPT THE LITERAL INTERPRETATION OF 6.4.1(9).
+
+WITH REPORT; USE REPORT;
+PROCEDURE C64104N IS
+
+BEGIN
+     TEST ("C64104N", "CHECK THAT PRIVATE TYPE (SCALAR) RAISES " &
+           "CONSTRAINT_ERROR WHEN ACTUAL AND FORMAL PARAMETER " &
+           "BOUNDS DIFFER");
+
+     DECLARE
+
+          CALLED : BOOLEAN := FALSE;
+
+          PACKAGE P IS
+               TYPE T IS PRIVATE;
+               DC : CONSTANT T;
+
+               GENERIC PACKAGE PP IS
+               END PP;
+          PRIVATE
+               TYPE T IS NEW INTEGER;
+               DC : CONSTANT T := -1;
+          END P;
+
+          PROCEDURE Q (X : IN OUT P.T) IS
+          BEGIN
+               CALLED := TRUE;
+               X := P.DC;
+               IF P. "=" (X, P.DC) THEN
+                    COMMENT("PROCEDURE Q WAS CALLED");
+               END IF;
+          EXCEPTION
+               WHEN OTHERS =>
+                    FAILED("EXCEPTION RAISED INSIDE SUBPROGRAM");
+          END Q;
+
+          GENERIC
+               Y : IN OUT P.T;
+          PACKAGE CALL IS
+          END CALL;
+
+          PACKAGE BODY CALL IS
+          BEGIN
+               Q (Y);
+          END CALL;
+
+-- NOTE CALL HAS VARIABLE OF A PRIVATE TYPE AS AN OUT PARAMETER.  
+-- THIS TEST DOES NOT ACCEPT THE LITERAL INTERPRETATION OF 6.4.1(9).
+-- REFER TO ADA IMPLEMENTOR'S GUIDE 6.4.1 SEMANTIC RAMIFICATION 19
+-- AND AI-00025 FOR CLARIFICATION AS TO WHY THE LITERAL
+-- INTERPRETATION IS REJECTED.
+
+          PACKAGE BODY P IS
+               Z : T RANGE 0..1 := 0;
+               PACKAGE BODY PP IS
+                    PACKAGE CALL_Q IS NEW CALL(Z);
+               END PP;
+          END P;
+
+     BEGIN
+          BEGIN
+               DECLARE
+                    PACKAGE CALL_Q_NOW IS NEW P.PP;    -- EXCEPTION
+               BEGIN
+                    FAILED ("NO EXCEPTION RAISED");
+               END;
+          EXCEPTION
+               WHEN CONSTRAINT_ERROR =>
+                    IF NOT CALLED THEN
+                         FAILED("SUBPROGRAM Q WAS NOT CALLED");
+                    END IF;
+               WHEN OTHERS =>
+                    FAILED("WRONG EXCEPTION RAISED");
+          END;
+
+          RESULT;
+
+     END;
+END C64104N;