gcc/testsuite/ada/acats/tests/c4/c46052a.ada

   1 -- C46052A.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 -- CHECK THAT CONSTRAINT_ERROR IS RAISED FOR CONVERSION TO AN
  26 -- ENUMERATION TYPE IF THE VALUE OF THE OPERAND DOES NOT BELONG TO THE
  27 -- RANGE OF ENUMERATION VALUES FOR THE TARGET SUBTYPE.
  28
  29 -- R.WILLIAMS 9/9/86
  30
  31 WITH REPORT; USE REPORT;
  32 PROCEDURE C46052A IS
  33
  34      TYPE ENUM IS (A, AB, ABC, ABCD);
  35      E : ENUM := ENUM'VAL (IDENT_INT (0));
  36
  37      FUNCTION IDENT (E : ENUM) RETURN ENUM IS
  38      BEGIN
  39           RETURN ENUM'VAL (IDENT_INT (ENUM'POS (E)));
  40      END IDENT;
  41
  42 BEGIN
  43      TEST ( "C46052A", "CHECK THAT CONSTRAINT_ERROR IS RAISED FOR " &
  44                        "CONVERSION TO AN ENUMERATION TYPE IF THE " &
  45                        "VALUE OF THE OPERAND DOES NOT BELONG TO " &
  46                        "THE RANGE OF ENUMERATION VALUES FOR THE " &
  47                        "TARGET SUBTYPE" );
  48
  49      DECLARE
  50           SUBTYPE SENUM IS ENUM RANGE AB .. ABCD;
  51      BEGIN
  52           E := IDENT (SENUM (E));
  53           FAILED ( "NO EXCEPTION RAISED FOR 'SENUM (E)'" );
  54      EXCEPTION
  55           WHEN CONSTRAINT_ERROR =>
  56                NULL;
  57           WHEN OTHERS =>
  58                FAILED ( "WRONG EXCEPTION RAISED FOR 'SENUM (E)'" );
  59      END;
  60
  61      DECLARE
  62           SUBTYPE NOENUM IS ENUM RANGE ABCD .. AB;
  63      BEGIN
  64           E := IDENT (NOENUM (E));
  65           FAILED ( "NO EXCEPTION RAISED FOR 'NOENUM (E)'" );
  66      EXCEPTION
  67           WHEN CONSTRAINT_ERROR =>
  68                NULL;
  69           WHEN OTHERS =>
  70                FAILED ( "WRONG EXCEPTION RAISED FOR 'NOENUM (E)'" );
  71      END;
  72
  73      DECLARE
  74           SUBTYPE SCHAR IS CHARACTER RANGE 'C' .. 'R';
  75           A : CHARACTER := IDENT_CHAR ('A');
  76      BEGIN
  77           A := IDENT_CHAR (SCHAR (A));
  78           FAILED ( "NO EXCEPTION RAISED FOR 'SCHAR (A)'" );
  79      EXCEPTION
  80           WHEN CONSTRAINT_ERROR =>
  81                NULL;
  82           WHEN OTHERS =>
  83                FAILED ( "WRONG EXCEPTION RAISED FOR 'SCHAR (A)'" );
  84      END;
  85
  86      DECLARE
  87           SUBTYPE FRANGE IS BOOLEAN RANGE FALSE .. FALSE;
  88           T : BOOLEAN := IDENT_BOOL (TRUE);
  89      BEGIN
  90           T := IDENT_BOOL (FRANGE (T));
  91           FAILED ( "NO EXCEPTION RAISED FOR 'FRANGE (T)'" );
  92      EXCEPTION
  93           WHEN CONSTRAINT_ERROR =>
  94                NULL;
  95           WHEN OTHERS =>
  96                FAILED ( "WRONG EXCEPTION RAISED FOR 'FRANGE (T)'" );
  97      END;
  98
  99      RESULT;
 100 END C46052A;