Subversion Repositories openrisc

-- C35904B.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 INCOMPATIBLE FIXED POINT CONSTRAINTS RAISE

-- CONSTRAINT_ERROR FOR GENERIC FORMAL TYPES.

-- *** NOTE: This test has been modified since ACVC version 1.11 to    -- 9X

-- ***       remove incompatibilities associated with the transition   -- 9X

-- ***       to Ada 9X.                                                -- 9X

-- RJW 6/20/86

-- DWC 07/24/87     -- ADDED NUMERIC_ERROR HANDLERS.

-- JRL 03/30/93 REMOVED NUMERIC_ERROR FROM TEST.

-- EDS 07/16/98 AVOID OPTIMIZATION 

WITH REPORT; USE REPORT;

PROCEDURE C35904B IS

     GENERIC

          TYPE FIX IS DELTA <>;

     PROCEDURE PROC (STR : STRING);

     PROCEDURE PROC (STR : STRING) IS

          SUBTYPE SFIX IS FIX DELTA 0.1 RANGE -1.0 .. 1.0;

          -- DEFINE AN OBJECT OF SUBTYPE SFIX AND USE IT TO AVOID 

          -- OPTIMIZATION OF SUBTYPE

          SFIX_VAR : SFIX := SFIX(IDENT_INT(0));

     BEGIN

          FAILED ("NO EXCEPTION RAISED FOR " & STR & " " &

                  SFIX'IMAGE(SFIX_VAR) );  --USE SFIX_VAR

     END PROC;

BEGIN

     TEST ( "C35904B", "CHECK THAT INCOMPATIBLE FIXED POINT " &

                       "CONSTRAINTS RAISE CONSTRAINT_ERROR " &

                       "FOR GENERIC FORMAL TYPES" );

-- TEST FOR INCORRECT SUBTYPE DEFINITION ON ACCURACY BETWEEN TYPE AND

-- SUBTYPE DEFINITIONS.

     BEGIN

          DECLARE

               TYPE FIX1 IS DELTA 0.5          -- DELTA IS SMALLER FOR

                         RANGE -2.0 .. 2.0;    -- SUBTYPE THEN FOR

                                               -- TYPE.

               PROCEDURE NPROC IS NEW PROC (FIX1);

          BEGIN

               NPROC ( "INCOMPATIBLE DELTA" );

          END;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               NULL;

          WHEN OTHERS =>

               FAILED ("INCORRECT EXCEPTION RAISED WHILE CHECKING " &

                       "DELTA CONSTRAINT");

     END;

-- TEST THAT CONSTRAINT_ERROR IS RAISED

-- FOR A RANGE VIOLATION.

     BEGIN

          DECLARE

               TYPE FIX2 IS DELTA 0.1 RANGE 0.0 .. 2.0; -- LOWER

                                                        -- BOUND.

               PROCEDURE NPROC IS NEW PROC (FIX2);

          BEGIN

               NPROC ("FIXED POINT LOWER BOUND CONSTRAINT VIOLATION");

          END;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               COMMENT ("CONSTRAINT_ERROR RAISED FOR " &

                        "LOWER BOUND VIOLATION");

          WHEN OTHERS =>

               FAILED ("INCORRECT EXCEPTION RAISED WHILE CHECKING " &

                       "FIXED POINT LOWER BOUND CONSTRAINT");

     END;

-- TEST THAT CONSTRAINT_ERROR IS RAISED

-- FOR A RANGE VIOLATION.

     BEGIN

          DECLARE

               TYPE FIX3 IS DELTA 0.1 RANGE -2.0 .. 0.0;  -- UPPER

                                                          -- BOUND.

               PROCEDURE NPROC IS NEW PROC (FIX3);

          BEGIN

               NPROC ("FIXED POINT UPPER BOUND CONSTRAINT VIOLATION");

          END;

     EXCEPTION

          WHEN CONSTRAINT_ERROR =>

               COMMENT ("CONSTRAINT_ERROR RAISED FOR " &

                        "UPPER BOUND VIOLATION");

          WHEN OTHERS =>

               FAILED ("INCORRECT EXCEPTION RAISED WHILE CHECKING " &

                       "FIXED POINT UPPER BOUND CONSTRAINT");

     END;

     RESULT;

END C35904B;