gcc/testsuite/ada/acats/tests/c4/c4a006a.ada

   1 -- C4A006A.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 A UNIVERSAL_INTEGER
  26 -- EXPRESSION CONTAINING AN EXPONENTIATION OPERATOR IF THE EXPONENT
  27 -- HAS A NEGATIVE VALUE.
  28
  29 -- BAW 9/29/80
  30 -- SPS 4/7/82
  31 -- TBN 10/23/85     RENAMED FROM B4A006A-B.ADA. REVISED TO CHECK FOR
  32 --                  CONSTRAINT_ERROR WHEN EXPONENT IS NEGATIVE IN
  33 --                  A NONSTATIC CONTEXT.
  34
  35 WITH REPORT; USE REPORT;
  36 PROCEDURE C4A006A IS
  37
  38 BEGIN
  39      TEST ("C4A006A", "CHECK THAT A NEGATIVE EXPONENT IN " &
  40                       "UNIVERSAL_INTEGER EXPONENTIATION RAISES " &
  41                       "CONSTRAINT_ERROR");
  42
  43      DECLARE
  44           B : BOOLEAN;
  45      BEGIN
  46
  47           B := (1 ** IDENT_INT(-1)) = 1;
  48           FAILED ("EXCEPTION NOT RAISED");
  49           IF NOT B THEN
  50                FAILED ("(1 ** (-1)) /= 1");
  51           END IF;
  52
  53      EXCEPTION
  54           WHEN CONSTRAINT_ERROR =>
  55                NULL;
  56           WHEN OTHERS =>
  57                FAILED ("WRONG EXCEPTION RAISED");
  58      END;
  59
  60      RESULT;
  61 END C4A006A;