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-- C45622A.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.
--*
-- OBJECTIVE:
-- FOR EXPONENTIATION OF FLOATING POINT TYPES, CHECK THAT
-- CONSTRAINT_ERROR IS RAISED IF
-- MACHINE_OVERFLOWS IS TRUE AND THE RESULT IS OUTSIDE THE RANGE OF
-- THE BASE TYPE. THIS TESTS DIGITS 5.
-- *** 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
-- HISTORY:
-- BCB 02/09/88 CREATED ORIGINAL TEST.
-- MRM 03/30/93 REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY
WITH REPORT; USE REPORT;
PROCEDURE C45622A IS
TYPE FLT IS DIGITS 5;
F : FLT;
FUNCTION EQUAL_FLT (ONE, TWO : FLT) RETURN BOOLEAN IS
BEGIN
RETURN ONE = TWO * FLT (IDENT_INT(1));
END EQUAL_FLT;
BEGIN
TEST ("C45622A", "FOR EXPONENTIATION OF FLOATING POINT TYPES, " &
"CHECK THAT CONSTRAINT_ERROR " &
"IS RAISED IF MACHINE_OVERFLOWS IS TRUE AND " &
"THE RESULT IS OUTSIDE THE RANGE OF THE BASE " &
"TYPE. THIS TESTS DIGITS 5");
IF FLT'MACHINE_OVERFLOWS THEN
BEGIN
F := (FLT'BASE'LAST)**IDENT_INT (2);
FAILED ("CONSTRAINT_ERROR WAS NOT RAISED FOR " &
"EXPONENTIATION");
IF NOT EQUAL_FLT(F,F) THEN
COMMENT ("DON'T OPTIMIZE F");
END IF;
EXCEPTION
WHEN CONSTRAINT_ERROR =>
COMMENT ("CONSTRAINT_ERROR WAS RAISED FOR " &
"EXPONENTIATION");
WHEN OTHERS =>
FAILED ("AN EXCEPTION OTHER THAN CONSTRAINT_ERROR " &
"WAS RAISED FOR EXPONENTIATION");
END;
ELSE
NOT_APPLICABLE ("THIS TEST IS NOT APPLICABLE DUE TO " &
"MACHINE_OVERFLOWS BEING FALSE");
END IF;
RESULT;
END C45622A;
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