old-autovect-branch/gcc/testsuite/ada/acats/tests/d/d4a002b.ada

   1 -- D4A002B.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 -- LARGER LITERALS IN NUMBER DECLARATIONS, BUT WITH RESULTING
  26 -- SMALLER VALUE OBTAINED BY SUBTRACTION. THIS TEST LIMITS VALUES
  27 -- TO 64 BINARY PLACES.
  28
  29 -- BAW 29 SEPT 80
  30 -- JBG 05/02/85     RENAMED TO -B.  REVISED SO THAT ALL RESULTS FIT IN
  31 --                  16 BITS.
  32
  33 WITH REPORT;
  34 PROCEDURE D4A002B IS
  35
  36      USE REPORT;
  37
  38      X : CONSTANT := 4123456789012345678 - 4123456789012345679;
  39      Y : CONSTANT := 4 * (10 ** 18) - 3999999999999999999;
  40      Z : CONSTANT := (1024 ** 6) - (2 ** 60);
  41      D : CONSTANT := 9_223_372_036_854_775_807 / 994_862_694_084_217;
  42      E : CONSTANT := 36_028_790_976_242_271 REM 17_600_175_361;
  43      F : CONSTANT := ( - 2 ** 51 ) MOD ( - 131_071 );
  44
  45 BEGIN TEST("D4A002B","LARGE INTEGER RANGE (WITH CANCELLATION) IN " &
  46            "NUMBER DECLARATIONS; LONGEST INTEGER IS 64 BITS ");
  47
  48       IF X /= -1 OR Y /= 1 OR Z /= 0
  49          OR D /= 9271 OR E /= 1 OR F /= -1
  50       THEN FAILED("EXPRESSIONS WITH A LARGE INTEGER RANGE (WITH " &
  51                   "CANCELLATION) ARE NOT EXACT ");
  52       END IF;
  53
  54       RESULT;
  55
  56 END D4A002B;