gcc/testsuite/ada/acats/tests/c4/c41206a.ada

   1 -- C41206A.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 A RANGE L..R, WHERE L=SUCC(R) CAN BE USED TO FORM
  26 --   A NULL SLICE FROM AN ARRAY WHEN:
  27 --        BOTH L AND R SATISFY THE INDEX CONSTRAINT;
  28 --        L SATISFIES THE INDEX CONSTRAINT, R DOES NOT (BUT IT
  29 --             BELONGS TO THE BASE TYPE OF THE INDEX);
  30 --        L SATISFIES THE CONSTRAINT IMPOSED BY THE TYPE MARK OF
  31 --             THE INDEX, BUT NOT THE CONSTRAINT ASSOCIATED WITH
  32 --             THE INDEX;
  33 --        THE ARRAY IS NULL, AND L IS IN THE RANGE OF THE INDEX SUBTYPE.
  34
  35 -- WKB 8/10/81
  36
  37 WITH REPORT;
  38 USE REPORT;
  39 PROCEDURE C41206A IS
  40
  41      TYPE SMALL IS RANGE 1..100;
  42      TYPE T IS ARRAY (SMALL RANGE <> ) OF INTEGER;
  43      SUBTYPE T1 IS T(5..10);
  44      A : T1 := (5,6,7,8,9,10);
  45      B : T(8..7) := (8..7 => 1);
  46
  47 BEGIN
  48      TEST ("C41206A", "USING A RANGE L..R, WHERE L=SUCC(R), " &
  49                       "TO FORM A NULL SLICE FROM AN ARRAY");
  50
  51      BEGIN
  52           IF A (7..6) /= B OR A (SMALL(IDENT_INT(7))..6) /= B THEN
  53                FAILED ("SLICE NOT NULL - 1");
  54           END IF;
  55      EXCEPTION
  56           WHEN OTHERS => FAILED ("EXCEPTION RAISED - 1");
  57      END;
  58
  59      BEGIN
  60           IF A (5..4) /= B OR A (SMALL(IDENT_INT(5))..4) /= B THEN
  61                FAILED ("SLICE NOT NULL - 2");
  62           END IF;
  63      EXCEPTION
  64           WHEN OTHERS => FAILED ("EXCEPTION RAISED - 2");
  65      END;
  66
  67      BEGIN
  68           IF A (50..49) /= B OR A (SMALL(IDENT_INT(50))..49) /= B THEN
  69                FAILED ("SLICE NOT NULL - 3");
  70           END IF;
  71      EXCEPTION
  72           WHEN OTHERS => FAILED ("EXCEPTION RAISED - 3");
  73      END;
  74
  75      BEGIN
  76           IF B (50..49) /= B OR B (SMALL(IDENT_INT(50))..49) /= B THEN
  77                FAILED ("SLICE NOT NULL - 4");
  78           END IF;
  79      EXCEPTION
  80           WHEN OTHERS => FAILED ("EXCEPTION RAISED - 4");
  81      END;
  82
  83      RESULT;
  84 END C41206A;