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-- C4A013A.ADA
-- Grant of Unlimited Rights
--
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
-- unlimited rights in the software and documentation contained herein.
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
-- this public release, the Government intends to confer upon all
-- recipients unlimited rights equal to those held by the Government.
-- These rights include rights to use, duplicate, release or disclose the
-- released technical data and computer software in whole or in part, in
-- any manner and for any purpose whatsoever, and to have or permit others
-- to do so.
--
-- DISCLAIMER
--
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
-- PARTICULAR PURPOSE OF SAID MATERIAL.
--*
-- CHECK THAT CONSTRAINT_ERROR IS RAISED FOR A NONSTATIC
-- UNIVERSAL_REAL EXPRESSION IF THE VALUE WOULD LIE OUTSIDE THE RANGE OF
-- THE BASE TYPE OF THE MOST ACCURATE PREDEFINED FLOATING POINT TYPE AND
-- MACHINE_OVERFLOWS IS TRUE FOR THAT TYPE.
-- *** NOTE: This test has been modified since ACVC version 1.11 to -- 9X
-- *** remove incompatibilities associated with the transition -- 9X
-- *** to Ada 9X. -- 9X
-- *** -- 9X
-- BAW 29 SEPT 80
-- TBN 10/30/85 RENAMED FROM C4A013A.ADA.
-- JRK 1/13/86 COMPLETELY REVISED TO CHECK NONSTATIC UNIVERSAL_REAL
-- EXPRESSIONS WHOSE RESULTS OVERFLOW. REVISED
-- NUMERIC_ERROR/CONSTRAINT_ERROR ACCORDING TO
-- AI-00387.
-- MRM 03/30/93 REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY
WITH SYSTEM, REPORT;
USE SYSTEM, REPORT;
PROCEDURE C4A013A IS
TYPE F IS DIGITS MAX_DIGITS;
B : BOOLEAN;
BEGIN
TEST ("C4A013A", "CHECK NONSTATIC UNIVERSAL_REAL EXPRESSIONS " &
"WHOSE RESULTS OVERFLOW");
BEGIN
B := 1.0 < 1.0 / (1.0 * INTEGER'POS (IDENT_INT (0)));
IF F'MACHINE_OVERFLOWS THEN
FAILED ("MACHINE_OVERFLOWS IS TRUE, BUT NO EXCEPTION " &
"WAS RAISED");
ELSE COMMENT ("MACHINE_OVERFLOWS IS FALSE AND NO EXCEPTION " &
"WAS RAISED");
END IF;
IF NOT B THEN -- USE B TO PREVENT DEAD VARIABLE OPTIMIZATION.
COMMENT ("1.0 < 1.0 / 0.0 YIELDS FALSE");
END IF;
EXCEPTION
WHEN CONSTRAINT_ERROR =>
COMMENT ("CONSTRAINT_ERROR RAISED");
WHEN OTHERS =>
FAILED ("WRONG EXCEPTION RAISED");
END;
RESULT;
END C4A013A;