------------------------------------------------------------------------ | |
-- dqNextMinus.decTest -- decQuad next that is less [754r nextdown] -- | |
-- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- | |
------------------------------------------------------------------------ | |
-- Please see the document "General Decimal Arithmetic Testcases" -- | |
-- at http://www2.hursley.ibm.com/decimal for the description of -- | |
-- these testcases. -- | |
-- -- | |
-- These testcases are experimental ('beta' versions), and they -- | |
-- may contain errors. They are offered on an as-is basis. In -- | |
-- particular, achieving the same results as the tests here is not -- | |
-- a guarantee that an implementation complies with any Standard -- | |
-- or specification. The tests are not exhaustive. -- | |
-- -- | |
-- Please send comments, suggestions, and corrections to the author: -- | |
-- Mike Cowlishaw, IBM Fellow -- | |
-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- | |
-- mfc@uk.ibm.com -- | |
------------------------------------------------------------------------ | |
version: 2.59 | |
-- All operands and results are decQuads. | |
extended: 1 | |
clamp: 1 | |
precision: 34 | |
maxExponent: 6144 | |
minExponent: -6143 | |
rounding: half_even | |
dqnextm001 nextminus 0.9999999999999999999999999999999995 -> 0.9999999999999999999999999999999994 | |
dqnextm002 nextminus 0.9999999999999999999999999999999996 -> 0.9999999999999999999999999999999995 | |
dqnextm003 nextminus 0.9999999999999999999999999999999997 -> 0.9999999999999999999999999999999996 | |
dqnextm004 nextminus 0.9999999999999999999999999999999998 -> 0.9999999999999999999999999999999997 | |
dqnextm005 nextminus 0.9999999999999999999999999999999999 -> 0.9999999999999999999999999999999998 | |
dqnextm006 nextminus 1.000000000000000000000000000000000 -> 0.9999999999999999999999999999999999 | |
dqnextm007 nextminus 1.0 -> 0.9999999999999999999999999999999999 | |
dqnextm008 nextminus 1 -> 0.9999999999999999999999999999999999 | |
dqnextm009 nextminus 1.000000000000000000000000000000001 -> 1.000000000000000000000000000000000 | |
dqnextm010 nextminus 1.000000000000000000000000000000002 -> 1.000000000000000000000000000000001 | |
dqnextm011 nextminus 1.000000000000000000000000000000003 -> 1.000000000000000000000000000000002 | |
dqnextm012 nextminus 1.000000000000000000000000000000004 -> 1.000000000000000000000000000000003 | |
dqnextm013 nextminus 1.000000000000000000000000000000005 -> 1.000000000000000000000000000000004 | |
dqnextm014 nextminus 1.000000000000000000000000000000006 -> 1.000000000000000000000000000000005 | |
dqnextm015 nextminus 1.000000000000000000000000000000007 -> 1.000000000000000000000000000000006 | |
dqnextm016 nextminus 1.000000000000000000000000000000008 -> 1.000000000000000000000000000000007 | |
dqnextm017 nextminus 1.000000000000000000000000000000009 -> 1.000000000000000000000000000000008 | |
dqnextm018 nextminus 1.000000000000000000000000000000010 -> 1.000000000000000000000000000000009 | |
dqnextm019 nextminus 1.000000000000000000000000000000011 -> 1.000000000000000000000000000000010 | |
dqnextm020 nextminus 1.000000000000000000000000000000012 -> 1.000000000000000000000000000000011 | |
dqnextm021 nextminus -0.9999999999999999999999999999999995 -> -0.9999999999999999999999999999999996 | |
dqnextm022 nextminus -0.9999999999999999999999999999999996 -> -0.9999999999999999999999999999999997 | |
dqnextm023 nextminus -0.9999999999999999999999999999999997 -> -0.9999999999999999999999999999999998 | |
dqnextm024 nextminus -0.9999999999999999999999999999999998 -> -0.9999999999999999999999999999999999 | |
dqnextm025 nextminus -0.9999999999999999999999999999999999 -> -1.000000000000000000000000000000000 | |
dqnextm026 nextminus -1.000000000000000000000000000000000 -> -1.000000000000000000000000000000001 | |
dqnextm027 nextminus -1.0 -> -1.000000000000000000000000000000001 | |
dqnextm028 nextminus -1 -> -1.000000000000000000000000000000001 | |
dqnextm029 nextminus -1.000000000000000000000000000000001 -> -1.000000000000000000000000000000002 | |
dqnextm030 nextminus -1.000000000000000000000000000000002 -> -1.000000000000000000000000000000003 | |
dqnextm031 nextminus -1.000000000000000000000000000000003 -> -1.000000000000000000000000000000004 | |
dqnextm032 nextminus -1.000000000000000000000000000000004 -> -1.000000000000000000000000000000005 | |
dqnextm033 nextminus -1.000000000000000000000000000000005 -> -1.000000000000000000000000000000006 | |
dqnextm034 nextminus -1.000000000000000000000000000000006 -> -1.000000000000000000000000000000007 | |
dqnextm035 nextminus -1.000000000000000000000000000000007 -> -1.000000000000000000000000000000008 | |
dqnextm036 nextminus -1.000000000000000000000000000000008 -> -1.000000000000000000000000000000009 | |
dqnextm037 nextminus -1.000000000000000000000000000000009 -> -1.000000000000000000000000000000010 | |
dqnextm038 nextminus -1.000000000000000000000000000000010 -> -1.000000000000000000000000000000011 | |
dqnextm039 nextminus -1.000000000000000000000000000000011 -> -1.000000000000000000000000000000012 | |
-- ultra-tiny inputs | |
dqnextm062 nextminus 1E-6176 -> 0E-6176 | |
dqnextm065 nextminus -1E-6176 -> -2E-6176 | |
-- Zeros | |
dqnextm100 nextminus -0 -> -1E-6176 | |
dqnextm101 nextminus 0 -> -1E-6176 | |
dqnextm102 nextminus 0.00 -> -1E-6176 | |
dqnextm103 nextminus -0.00 -> -1E-6176 | |
dqnextm104 nextminus 0E-300 -> -1E-6176 | |
dqnextm105 nextminus 0E+300 -> -1E-6176 | |
dqnextm106 nextminus 0E+30000 -> -1E-6176 | |
dqnextm107 nextminus -0E+30000 -> -1E-6176 | |
-- specials | |
dqnextm150 nextminus Inf -> 9.999999999999999999999999999999999E+6144 | |
dqnextm151 nextminus -Inf -> -Infinity | |
dqnextm152 nextminus NaN -> NaN | |
dqnextm153 nextminus sNaN -> NaN Invalid_operation | |
dqnextm154 nextminus NaN77 -> NaN77 | |
dqnextm155 nextminus sNaN88 -> NaN88 Invalid_operation | |
dqnextm156 nextminus -NaN -> -NaN | |
dqnextm157 nextminus -sNaN -> -NaN Invalid_operation | |
dqnextm158 nextminus -NaN77 -> -NaN77 | |
dqnextm159 nextminus -sNaN88 -> -NaN88 Invalid_operation | |
-- Nmax, Nmin, Ntiny, subnormals | |
dqnextm170 nextminus 9.999999999999999999999999999999999E+6144 -> 9.999999999999999999999999999999998E+6144 | |
dqnextm171 nextminus 9.999999999999999999999999999999998E+6144 -> 9.999999999999999999999999999999997E+6144 | |
dqnextm172 nextminus 1E-6143 -> 9.99999999999999999999999999999999E-6144 | |
dqnextm173 nextminus 1.000000000000000000000000000000000E-6143 -> 9.99999999999999999999999999999999E-6144 | |
dqnextm174 nextminus 9E-6176 -> 8E-6176 | |
dqnextm175 nextminus 9.9E-6175 -> 9.8E-6175 | |
dqnextm176 nextminus 9.99999999999999999999999999999E-6147 -> 9.99999999999999999999999999998E-6147 | |
dqnextm177 nextminus 9.99999999999999999999999999999999E-6144 -> 9.99999999999999999999999999999998E-6144 | |
dqnextm178 nextminus 9.99999999999999999999999999999998E-6144 -> 9.99999999999999999999999999999997E-6144 | |
dqnextm179 nextminus 9.99999999999999999999999999999997E-6144 -> 9.99999999999999999999999999999996E-6144 | |
dqnextm180 nextminus 0E-6176 -> -1E-6176 | |
dqnextm181 nextminus 1E-6176 -> 0E-6176 | |
dqnextm182 nextminus 2E-6176 -> 1E-6176 | |
dqnextm183 nextminus -0E-6176 -> -1E-6176 | |
dqnextm184 nextminus -1E-6176 -> -2E-6176 | |
dqnextm185 nextminus -2E-6176 -> -3E-6176 | |
dqnextm186 nextminus -10E-6176 -> -1.1E-6175 | |
dqnextm187 nextminus -100E-6176 -> -1.01E-6174 | |
dqnextm188 nextminus -100000E-6176 -> -1.00001E-6171 | |
dqnextm189 nextminus -1.00000000000000000000000000000E-6143 -> -1.000000000000000000000000000000001E-6143 | |
dqnextm190 nextminus -1.000000000000000000000000000000000E-6143 -> -1.000000000000000000000000000000001E-6143 | |
dqnextm191 nextminus -1E-6143 -> -1.000000000000000000000000000000001E-6143 | |
dqnextm192 nextminus -9.999999999999999999999999999999998E+6144 -> -9.999999999999999999999999999999999E+6144 | |
dqnextm193 nextminus -9.999999999999999999999999999999999E+6144 -> -Infinity | |
-- Null tests | |
dqnextm900 nextminus # -> NaN Invalid_operation | |