Subversion Repositories openrisc_2011-10-31

-- C35505E.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 FOR 'SUCC' AND 'PRED',

--     IF THE RESULT WOULD BE OUTSIDE THE RANGE OF THE BASE TYPE,

--     WHEN THE PREFIX IS A FORMAL DISCRETE TYPE WHOSE ACTUAL ARGUMENT

--     IS TYPE CHARACTER OR A SUBTYPE OF TYPE CHARACTER.

-- HISTORY:

--     DWC 07/01/87

WITH REPORT; USE REPORT;

PROCEDURE C35505E IS

     TYPE CHAR IS ('A', B, C);

     SUBTYPE NEWCHAR IS CHAR;

BEGIN

     TEST ( "C35505E", "CHECK THAT CONSTRAINT_ERROR IS RAISED FOR " &

                       "'SUCC' AND 'PRED', IF THE RESULT WOULD BE " &

                       "OUTSIDE THE RANGE OF THE BASE TYPE, WHEN " &

                       "THE PREFIX IS A FORMAL DISCRETE TYPE WHOSE " &

                       "ACTUAL ARGUMENT IS A CHARACTER TYPE ");

     DECLARE

          GENERIC

               TYPE SUBCH IS (<>);

               STR : STRING;

               I1, I2 : INTEGER;

          PROCEDURE P;

          PROCEDURE P IS

               FUNCTION IDENT (C : SUBCH) RETURN SUBCH IS

               BEGIN

                    RETURN SUBCH'VAL (IDENT_INT (SUBCH'POS (C)));

               END IDENT;

          BEGIN

               BEGIN

                    IF SUBCH'PRED (SUBCH'BASE'FIRST) = SUBCH'VAL (0)

                         THEN

                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &

                                   STR & "'PRED -  1" );

                    ELSE

                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &

                                   STR & "'PRED -  2" );

                    END IF;

               EXCEPTION

                    WHEN CONSTRAINT_ERROR =>

                         NULL;

                    WHEN OTHERS =>

                         FAILED ( "WRONG EXCEPTION RAISED FOR " &

                                   STR & "'PRED - 1" );

               END;

               BEGIN

                    IF SUBCH'SUCC (SUBCH'BASE'LAST) = SUBCH'VAL (0) THEN

                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &

                                   STR & "'SUCC -  1" );

                    ELSE

                         FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &

                                   STR & "'SUCC -  2" );

                    END IF;

               EXCEPTION

                    WHEN CONSTRAINT_ERROR =>

                         NULL;

                    WHEN OTHERS =>

                         FAILED ( "WRONG EXCEPTION RAISED FOR " &

                                   STR & "'SUCC - 1" );

               END;

               BEGIN

                    IF SUBCH'PRED (IDENT (SUBCH'BASE'FIRST)) =

                       SUBCH'VAL (I1) THEN

                         FAILED ( "NO EXCEPTION RAISED " &

                                  "FOR " & STR & "'PRED " &

                                  "(IDENT (SUBCH'BASE'FIRST)) - 1" );

                    ELSE

                         FAILED ( "NO EXCEPTION RAISED " &

                                  "FOR " & STR & "'PRED " &

                                  "(IDENT (SUBCH'BASE'FIRST)) - 2" );

                    END IF;

               EXCEPTION

                    WHEN CONSTRAINT_ERROR =>

                         NULL;

                    WHEN OTHERS =>

                         FAILED ( "WRONG EXCEPTION RAISED " &

                                  "FOR " & STR & "'PRED " &

                                  "(IDENT (SUBCH'BASE'FIRST))" );

               END;

               BEGIN

                    IF SUBCH'SUCC (IDENT(SUBCH'BASE'LAST)) =

                       SUBCH'VAL (I2) THEN

                         FAILED ( "NO EXCEPTION RAISED " &

                                  "FOR " & STR & "'SUCC " &

                                  "(IDENT (SUBCH'BASE'LAST)) - 1" );

                    ELSE

                         FAILED ( "NO EXCEPTION RAISED " &

                                  "FOR " & STR & "'SUCC " &

                                  "(IDENT (SUBCH'BASE'LAST)) - 2" );

                    END IF;

               EXCEPTION

                    WHEN CONSTRAINT_ERROR =>

                         NULL;

                    WHEN OTHERS =>

                         FAILED ( "WRONG EXCEPTION RAISED " &

                                  "FOR " & STR & "'SUCC " &

                                  "(IDENT (SUBCH'BASE'LAST))" );

               END;

          END P;

          PROCEDURE PCHAR  IS NEW P (CHAR, "CHAR", 0, 1);

          PROCEDURE PNCHAR IS NEW P (NEWCHAR, "NEWCHAR", 0, 1);

     BEGIN

          PCHAR;

          PNCHAR;

     END;

RESULT;

END C35505E;