gcc/testsuite/ada/acats/tests/c3/c35505e.ada

   1 -- C35505E.ADA
   2
   3 --                             Grant of Unlimited Rights
   4 --
   5 --     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
   6 --     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
   7 --     unlimited rights in the software and documentation contained herein.
   8 --     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
   9 --     this public release, the Government intends to confer upon all
  10 --     recipients unlimited rights  equal to those held by the Government.
  11 --     These rights include rights to use, duplicate, release or disclose the
  12 --     released technical data and computer software in whole or in part, in
  13 --     any manner and for any purpose whatsoever, and to have or permit others
  14 --     to do so.
  15 --
  16 --                                    DISCLAIMER
  17 --
  18 --     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
  19 --     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
  20 --     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
  21 --     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
  22 --     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
  23 --     PARTICULAR PURPOSE OF SAID MATERIAL.
  24 --*
  25 -- OBJECTIVE:
  26 --     CHECK THAT CONSTRAINT_ERROR IS RAISED FOR 'SUCC' AND 'PRED',
  27 --     IF THE RESULT WOULD BE OUTSIDE THE RANGE OF THE BASE TYPE,
  28 --     WHEN THE PREFIX IS A FORMAL DISCRETE TYPE WHOSE ACTUAL ARGUMENT
  29 --     IS TYPE CHARACTER OR A SUBTYPE OF TYPE CHARACTER.
  30
  31 -- HISTORY:
  32 --     DWC 07/01/87
  33
  34 WITH REPORT; USE REPORT;
  35
  36 PROCEDURE C35505E IS
  37
  38      TYPE CHAR IS ('A', B, C);
  39      SUBTYPE NEWCHAR IS CHAR;
  40
  41 BEGIN
  42      TEST ( "C35505E", "CHECK THAT CONSTRAINT_ERROR IS RAISED FOR " &
  43                        "'SUCC' AND 'PRED', IF THE RESULT WOULD BE " &
  44                        "OUTSIDE THE RANGE OF THE BASE TYPE, WHEN " &
  45                        "THE PREFIX IS A FORMAL DISCRETE TYPE WHOSE " &
  46                        "ACTUAL ARGUMENT IS A CHARACTER TYPE ");
  47
  48      DECLARE
  49           GENERIC
  50                TYPE SUBCH IS (<>);
  51                STR : STRING;
  52                I1, I2 : INTEGER;
  53           PROCEDURE P;
  54
  55           PROCEDURE P IS
  56
  57                FUNCTION IDENT (C : SUBCH) RETURN SUBCH IS
  58                BEGIN
  59                     RETURN SUBCH'VAL (IDENT_INT (SUBCH'POS (C)));
  60                END IDENT;
  61
  62           BEGIN
  63                BEGIN
  64                     IF SUBCH'PRED (SUBCH'BASE'FIRST) = SUBCH'VAL (0)
  65                          THEN
  66                          FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
  67                                    STR & "'PRED -  1" );
  68                     ELSE
  69                          FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
  70                                    STR & "'PRED -  2" );
  71                     END IF;
  72                EXCEPTION
  73                     WHEN CONSTRAINT_ERROR =>
  74                          NULL;
  75                     WHEN OTHERS =>
  76                          FAILED ( "WRONG EXCEPTION RAISED FOR " &
  77                                    STR & "'PRED - 1" );
  78                END;
  79
  80                BEGIN
  81                     IF SUBCH'SUCC (SUBCH'BASE'LAST) = SUBCH'VAL (0) THEN
  82                          FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
  83                                    STR & "'SUCC -  1" );
  84                     ELSE
  85                          FAILED ( "CONSTRAINT_ERROR NOT RAISED FOR " &
  86                                    STR & "'SUCC -  2" );
  87                     END IF;
  88                EXCEPTION
  89                     WHEN CONSTRAINT_ERROR =>
  90                          NULL;
  91                     WHEN OTHERS =>
  92                          FAILED ( "WRONG EXCEPTION RAISED FOR " &
  93                                    STR & "'SUCC - 1" );
  94                END;
  95
  96                BEGIN
  97                     IF SUBCH'PRED (IDENT (SUBCH'BASE'FIRST)) =
  98                        SUBCH'VAL (I1) THEN
  99                          FAILED ( "NO EXCEPTION RAISED " &
 100                                   "FOR " & STR & "'PRED " &
 101                                   "(IDENT (SUBCH'BASE'FIRST)) - 1" );
 102                     ELSE
 103                          FAILED ( "NO EXCEPTION RAISED " &
 104                                   "FOR " & STR & "'PRED " &
 105                                   "(IDENT (SUBCH'BASE'FIRST)) - 2" );
 106                     END IF;
 107                EXCEPTION
 108                     WHEN CONSTRAINT_ERROR =>
 109                          NULL;
 110                     WHEN OTHERS =>
 111                          FAILED ( "WRONG EXCEPTION RAISED " &
 112                                   "FOR " & STR & "'PRED " &
 113                                   "(IDENT (SUBCH'BASE'FIRST))" );
 114                END;
 115
 116                BEGIN
 117                     IF SUBCH'SUCC (IDENT(SUBCH'BASE'LAST)) =
 118                        SUBCH'VAL (I2) THEN
 119                          FAILED ( "NO EXCEPTION RAISED " &
 120                                   "FOR " & STR & "'SUCC " &
 121                                   "(IDENT (SUBCH'BASE'LAST)) - 1" );
 122                     ELSE
 123                          FAILED ( "NO EXCEPTION RAISED " &
 124                                   "FOR " & STR & "'SUCC " &
 125                                   "(IDENT (SUBCH'BASE'LAST)) - 2" );
 126                     END IF;
 127                EXCEPTION
 128                     WHEN CONSTRAINT_ERROR =>
 129                          NULL;
 130                     WHEN OTHERS =>
 131                          FAILED ( "WRONG EXCEPTION RAISED " &
 132                                   "FOR " & STR & "'SUCC " &
 133                                   "(IDENT (SUBCH'BASE'LAST))" );
 134                END;
 135           END P;
 136
 137           PROCEDURE PCHAR  IS NEW P (CHAR, "CHAR", 0, 1);
 138           PROCEDURE PNCHAR IS NEW P (NEWCHAR, "NEWCHAR", 0, 1);
 139      BEGIN
 140           PCHAR;
 141           PNCHAR;
 142      END;
 143 RESULT;
 144 END C35505E;