cpython/Lib/test/decimaltestdata/nexttoward.decTest

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------------------------------------------------------------------------
-- nexttoward.decTest -- decimal next toward rhs [754r nextafter] --
-- 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
extended: 1
precision: 9
rounding: half_up
maxExponent: 384
minexponent: -383
-- Sanity check with a scattering of numerics
nextt001 nexttoward 10 10 -> 10
nextt002 nexttoward -10 -10 -> -10
nextt003 nexttoward 1 10 -> 1.00000001
nextt004 nexttoward 1 -10 -> 0.999999999
nextt005 nexttoward -1 10 -> -0.999999999
nextt006 nexttoward -1 -10 -> -1.00000001
nextt007 nexttoward 0 10 -> 1E-391 Underflow Subnormal Inexact Rounded
nextt008 nexttoward 0 -10 -> -1E-391 Underflow Subnormal Inexact Rounded
nextt009 nexttoward 9.99999999E+384 +Infinity -> Infinity Overflow Inexact Rounded
nextt010 nexttoward -9.99999999E+384 -Infinity -> -Infinity Overflow Inexact Rounded
------- lhs=rhs
-- finites
nextt101 nexttoward 7 7 -> 7
nextt102 nexttoward -7 -7 -> -7
nextt103 nexttoward 75 75 -> 75
nextt104 nexttoward -75 -75 -> -75
nextt105 nexttoward 7.50 7.5 -> 7.50
nextt106 nexttoward -7.50 -7.50 -> -7.50
nextt107 nexttoward 7.500 7.5000 -> 7.500
nextt108 nexttoward -7.500 -7.5 -> -7.500
-- zeros
nextt111 nexttoward 0 0 -> 0
nextt112 nexttoward -0 -0 -> -0
nextt113 nexttoward 0E+4 0 -> 0E+4
nextt114 nexttoward -0E+4 -0 -> -0E+4
nextt115 nexttoward 0.0000 0.00000 -> 0.0000
nextt116 nexttoward -0.0000 -0.00 -> -0.0000
nextt117 nexttoward 0E-141 0 -> 0E-141
nextt118 nexttoward -0E-141 -000 -> -0E-141
-- full coefficients, alternating bits
nextt121 nexttoward 268268268 268268268 -> 268268268
nextt122 nexttoward -268268268 -268268268 -> -268268268
nextt123 nexttoward 134134134 134134134 -> 134134134
nextt124 nexttoward -134134134 -134134134 -> -134134134
-- Nmax, Nmin, Ntiny
nextt131 nexttoward 9.99999999E+384 9.99999999E+384 -> 9.99999999E+384
nextt132 nexttoward 1E-383 1E-383 -> 1E-383
nextt133 nexttoward 1.00000000E-383 1.00000000E-383 -> 1.00000000E-383
nextt134 nexttoward 1E-391 1E-391 -> 1E-391
nextt135 nexttoward -1E-391 -1E-391 -> -1E-391
nextt136 nexttoward -1.00000000E-383 -1.00000000E-383 -> -1.00000000E-383
nextt137 nexttoward -1E-383 -1E-383 -> -1E-383
nextt138 nexttoward -9.99999999E+384 -9.99999999E+384 -> -9.99999999E+384
------- lhs<rhs
nextt201 nexttoward 0.999999995 Infinity -> 0.999999996
nextt202 nexttoward 0.999999996 Infinity -> 0.999999997
nextt203 nexttoward 0.999999997 Infinity -> 0.999999998
nextt204 nexttoward 0.999999998 Infinity -> 0.999999999
nextt205 nexttoward 0.999999999 Infinity -> 1.00000000
nextt206 nexttoward 1.00000000 Infinity -> 1.00000001
nextt207 nexttoward 1.0 Infinity -> 1.00000001
nextt208 nexttoward 1 Infinity -> 1.00000001
nextt209 nexttoward 1.00000001 Infinity -> 1.00000002
nextt210 nexttoward 1.00000002 Infinity -> 1.00000003
nextt211 nexttoward 1.00000003 Infinity -> 1.00000004
nextt212 nexttoward 1.00000004 Infinity -> 1.00000005
nextt213 nexttoward 1.00000005 Infinity -> 1.00000006
nextt214 nexttoward 1.00000006 Infinity -> 1.00000007
nextt215 nexttoward 1.00000007 Infinity -> 1.00000008
nextt216 nexttoward 1.00000008 Infinity -> 1.00000009
nextt217 nexttoward 1.00000009 Infinity -> 1.00000010
nextt218 nexttoward 1.00000010 Infinity -> 1.00000011
nextt219 nexttoward 1.00000011 Infinity -> 1.00000012
nextt221 nexttoward -0.999999995 Infinity -> -0.999999994
nextt222 nexttoward -0.999999996 Infinity -> -0.999999995
nextt223 nexttoward -0.999999997 Infinity -> -0.999999996
nextt224 nexttoward -0.999999998 Infinity -> -0.999999997
nextt225 nexttoward -0.999999999 Infinity -> -0.999999998
nextt226 nexttoward -1.00000000 Infinity -> -0.999999999
nextt227 nexttoward -1.0 Infinity -> -0.999999999
nextt228 nexttoward -1 Infinity -> -0.999999999
nextt229 nexttoward -1.00000001 Infinity -> -1.00000000
nextt230 nexttoward -1.00000002 Infinity -> -1.00000001
nextt231 nexttoward -1.00000003 Infinity -> -1.00000002
nextt232 nexttoward -1.00000004 Infinity -> -1.00000003
nextt233 nexttoward -1.00000005 Infinity -> -1.00000004
nextt234 nexttoward -1.00000006 Infinity -> -1.00000005
nextt235 nexttoward -1.00000007 Infinity -> -1.00000006
nextt236 nexttoward -1.00000008 Infinity -> -1.00000007
nextt237 nexttoward -1.00000009 Infinity -> -1.00000008
nextt238 nexttoward -1.00000010 Infinity -> -1.00000009
nextt239 nexttoward -1.00000011 Infinity -> -1.00000010
nextt240 nexttoward -1.00000012 Infinity -> -1.00000011
-- input operand is >precision
nextt241 nexttoward 1.00000010998 Infinity -> 1.00000011
nextt242 nexttoward 1.00000010999 Infinity -> 1.00000011
nextt243 nexttoward 1.00000011000 Infinity -> 1.00000012
nextt244 nexttoward 1.00000011001 Infinity -> 1.00000012
nextt245 nexttoward 1.00000011002 Infinity -> 1.00000012
nextt246 nexttoward 1.00000011002 Infinity -> 1.00000012
nextt247 nexttoward 1.00000011052 Infinity -> 1.00000012
nextt248 nexttoward 1.00000011552 Infinity -> 1.00000012
nextt249 nexttoward -1.00000010998 Infinity -> -1.00000010
nextt250 nexttoward -1.00000010999 Infinity -> -1.00000010
nextt251 nexttoward -1.00000011000 Infinity -> -1.00000010
nextt252 nexttoward -1.00000011001 Infinity -> -1.00000011
nextt253 nexttoward -1.00000011002 Infinity -> -1.00000011
nextt254 nexttoward -1.00000011002 Infinity -> -1.00000011
nextt255 nexttoward -1.00000011052 Infinity -> -1.00000011
nextt256 nexttoward -1.00000011552 Infinity -> -1.00000011
-- ultra-tiny inputs
nextt260 nexttoward 1E-99999 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt261 nexttoward 1E-999999999 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt262 nexttoward 1E-391 Infinity -> 2E-391 Underflow Subnormal Inexact Rounded
nextt263 nexttoward -1E-99999 Infinity -> -0E-391 Underflow Subnormal Inexact Rounded Clamped
nextt264 nexttoward -1E-999999999 Infinity -> -0E-391 Underflow Subnormal Inexact Rounded Clamped
nextt265 nexttoward -1E-391 Infinity -> -0E-391 Underflow Subnormal Inexact Rounded Clamped
-- Zeros
nextt300 nexttoward 0 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt301 nexttoward 0.00 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt302 nexttoward 0E-300 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt303 nexttoward 0E+300 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt304 nexttoward 0E+30000 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt305 nexttoward -0 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt306 nexttoward -0.00 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt307 nexttoward -0E-300 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt308 nexttoward -0E+300 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
nextt309 nexttoward -0E+30000 Infinity -> 1E-391 Underflow Subnormal Inexact Rounded
-- specials
nextt350 nexttoward Inf Infinity -> Infinity
nextt351 nexttoward -Inf Infinity -> -9.99999999E+384
nextt352 nexttoward NaN Infinity -> NaN
nextt353 nexttoward sNaN Infinity -> NaN Invalid_operation
nextt354 nexttoward NaN77 Infinity -> NaN77
nextt355 nexttoward sNaN88 Infinity -> NaN88 Invalid_operation
nextt356 nexttoward -NaN Infinity -> -NaN
nextt357 nexttoward -sNaN Infinity -> -NaN Invalid_operation
nextt358 nexttoward -NaN77 Infinity -> -NaN77
nextt359 nexttoward -sNaN88 Infinity -> -NaN88 Invalid_operation
-- Nmax, Nmin, Ntiny, subnormals
maxExponent: 999
minexponent: -999
nextt370 nexttoward 9.99999999E+999 Infinity -> Infinity Overflow Inexact Rounded
nextt371 nexttoward 9.99999998E+999 Infinity -> 9.99999999E+999
nextt372 nexttoward 1E-999 Infinity -> 1.00000001E-999
nextt373 nexttoward 1.00000000E-999 Infinity -> 1.00000001E-999
nextt374 nexttoward 0.999999999E-999 Infinity -> 1.00000000E-999
nextt375 nexttoward 0.99999999E-999 Infinity -> 1.00000000E-999
nextt376 nexttoward 9E-1007 Infinity -> 1.0E-1006 Underflow Subnormal Inexact Rounded
nextt377 nexttoward 9.9E-1006 Infinity -> 1.00E-1005 Underflow Subnormal Inexact Rounded
nextt378 nexttoward 9.9999E-1003 Infinity -> 1.00000E-1002 Underflow Subnormal Inexact Rounded
nextt379 nexttoward 9.9999998E-1000 Infinity -> 9.9999999E-1000 Underflow Subnormal Inexact Rounded
nextt380 nexttoward 9.9999997E-1000 Infinity -> 9.9999998E-1000 Underflow Subnormal Inexact Rounded
nextt381 nexttoward 0E-1007 Infinity -> 1E-1007 Underflow Subnormal Inexact Rounded
nextt382 nexttoward 1E-1007 Infinity -> 2E-1007 Underflow Subnormal Inexact Rounded
nextt383 nexttoward 2E-1007 Infinity -> 3E-1007 Underflow Subnormal Inexact Rounded
nextt385 nexttoward -0E-1007 Infinity -> 1E-1007 Underflow Subnormal Inexact Rounded
nextt386 nexttoward -1E-1007 Infinity -> -0E-1007 Underflow Subnormal Inexact Rounded Clamped
nextt387 nexttoward -2E-1007 Infinity -> -1E-1007 Underflow Subnormal Inexact Rounded
nextt388 nexttoward -10E-1007 Infinity -> -9E-1007 Underflow Subnormal Inexact Rounded
nextt389 nexttoward -100E-1007 Infinity -> -9.9E-1006 Underflow Subnormal Inexact Rounded
nextt390 nexttoward -100000E-1007 Infinity -> -9.9999E-1003 Underflow Subnormal Inexact Rounded
nextt391 nexttoward -1.0000E-999 Infinity -> -9.9999999E-1000 Underflow Subnormal Inexact Rounded
nextt392 nexttoward -1.00000000E-999 Infinity -> -9.9999999E-1000 Underflow Subnormal Inexact Rounded
nextt393 nexttoward -1E-999 Infinity -> -9.9999999E-1000 Underflow Subnormal Inexact Rounded
nextt394 nexttoward -9.99999998E+999 Infinity -> -9.99999997E+999
nextt395 nexttoward -9.99999999E+999 Infinity -> -9.99999998E+999
------- lhs>rhs
maxExponent: 384
minexponent: -383
nextt401 nexttoward 0.999999995 -Infinity -> 0.999999994
nextt402 nexttoward 0.999999996 -Infinity -> 0.999999995
nextt403 nexttoward 0.999999997 -Infinity -> 0.999999996
nextt404 nexttoward 0.999999998 -Infinity -> 0.999999997
nextt405 nexttoward 0.999999999 -Infinity -> 0.999999998
nextt406 nexttoward 1.00000000 -Infinity -> 0.999999999
nextt407 nexttoward 1.0 -Infinity -> 0.999999999
nextt408 nexttoward 1 -Infinity -> 0.999999999
nextt409 nexttoward 1.00000001 -Infinity -> 1.00000000
nextt410 nexttoward 1.00000002 -Infinity -> 1.00000001
nextt411 nexttoward 1.00000003 -Infinity -> 1.00000002
nextt412 nexttoward 1.00000004 -Infinity -> 1.00000003
nextt413 nexttoward 1.00000005 -Infinity -> 1.00000004
nextt414 nexttoward 1.00000006 -Infinity -> 1.00000005
nextt415 nexttoward 1.00000007 -Infinity -> 1.00000006
nextt416 nexttoward 1.00000008 -Infinity -> 1.00000007
nextt417 nexttoward 1.00000009 -Infinity -> 1.00000008
nextt418 nexttoward 1.00000010 -Infinity -> 1.00000009
nextt419 nexttoward 1.00000011 -Infinity -> 1.00000010
nextt420 nexttoward 1.00000012 -Infinity -> 1.00000011
nextt421 nexttoward -0.999999995 -Infinity -> -0.999999996
nextt422 nexttoward -0.999999996 -Infinity -> -0.999999997
nextt423 nexttoward -0.999999997 -Infinity -> -0.999999998
nextt424 nexttoward -0.999999998 -Infinity -> -0.999999999
nextt425 nexttoward -0.999999999 -Infinity -> -1.00000000
nextt426 nexttoward -1.00000000 -Infinity -> -1.00000001
nextt427 nexttoward -1.0 -Infinity -> -1.00000001
nextt428 nexttoward -1 -Infinity -> -1.00000001
nextt429 nexttoward -1.00000001 -Infinity -> -1.00000002
nextt430 nexttoward -1.00000002 -Infinity -> -1.00000003
nextt431 nexttoward -1.00000003 -Infinity -> -1.00000004
nextt432 nexttoward -1.00000004 -Infinity -> -1.00000005
nextt433 nexttoward -1.00000005 -Infinity -> -1.00000006
nextt434 nexttoward -1.00000006 -Infinity -> -1.00000007
nextt435 nexttoward -1.00000007 -Infinity -> -1.00000008
nextt436 nexttoward -1.00000008 -Infinity -> -1.00000009
nextt437 nexttoward -1.00000009 -Infinity -> -1.00000010
nextt438 nexttoward -1.00000010 -Infinity -> -1.00000011
nextt439 nexttoward -1.00000011 -Infinity -> -1.00000012
-- input operand is >precision
nextt441 nexttoward 1.00000010998 -Infinity -> 1.00000010
nextt442 nexttoward 1.00000010999 -Infinity -> 1.00000010
nextt443 nexttoward 1.00000011000 -Infinity -> 1.00000010
nextt444 nexttoward 1.00000011001 -Infinity -> 1.00000011
nextt445 nexttoward 1.00000011002 -Infinity -> 1.00000011
nextt446 nexttoward 1.00000011002 -Infinity -> 1.00000011
nextt447 nexttoward 1.00000011052 -Infinity -> 1.00000011
nextt448 nexttoward 1.00000011552 -Infinity -> 1.00000011
nextt449 nexttoward -1.00000010998 -Infinity -> -1.00000011
nextt450 nexttoward -1.00000010999 -Infinity -> -1.00000011
nextt451 nexttoward -1.00000011000 -Infinity -> -1.00000012
nextt452 nexttoward -1.00000011001 -Infinity -> -1.00000012
nextt453 nexttoward -1.00000011002 -Infinity -> -1.00000012
nextt454 nexttoward -1.00000011002 -Infinity -> -1.00000012
nextt455 nexttoward -1.00000011052 -Infinity -> -1.00000012
nextt456 nexttoward -1.00000011552 -Infinity -> -1.00000012
-- ultra-tiny inputs
nextt460 nexttoward 1E-99999 -Infinity -> 0E-391 Underflow Subnormal Inexact Rounded Clamped
nextt461 nexttoward 1E-999999999 -Infinity -> 0E-391 Underflow Subnormal Inexact Rounded Clamped
nextt462 nexttoward 1E-391 -Infinity -> 0E-391 Underflow Subnormal Inexact Rounded Clamped
nextt463 nexttoward -1E-99999 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt464 nexttoward -1E-999999999 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt465 nexttoward -1E-391 -Infinity -> -2E-391 Underflow Subnormal Inexact Rounded
-- Zeros
nextt500 nexttoward -0 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt501 nexttoward 0 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt502 nexttoward 0.00 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt503 nexttoward -0.00 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt504 nexttoward 0E-300 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt505 nexttoward 0E+300 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt506 nexttoward 0E+30000 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt507 nexttoward -0E+30000 -Infinity -> -1E-391 Underflow Subnormal Inexact Rounded
nextt508 nexttoward 0.00 -0.0000 -> -0.00
-- specials
nextt550 nexttoward Inf -Infinity -> 9.99999999E+384
nextt551 nexttoward -Inf -Infinity -> -Infinity
nextt552 nexttoward NaN -Infinity -> NaN
nextt553 nexttoward sNaN -Infinity -> NaN Invalid_operation
nextt554 nexttoward NaN77 -Infinity -> NaN77
nextt555 nexttoward sNaN88 -Infinity -> NaN88 Invalid_operation
nextt556 nexttoward -NaN -Infinity -> -NaN
nextt557 nexttoward -sNaN -Infinity -> -NaN Invalid_operation
nextt558 nexttoward -NaN77 -Infinity -> -NaN77
nextt559 nexttoward -sNaN88 -Infinity -> -NaN88 Invalid_operation
-- Nmax, Nmin, Ntiny, subnormals
maxExponent: 999
minexponent: -999
nextt570 nexttoward 9.99999999E+999 -Infinity -> 9.99999998E+999
nextt571 nexttoward 9.99999998E+999 -Infinity -> 9.99999997E+999
nextt572 nexttoward 1E-999 -Infinity -> 9.9999999E-1000 Underflow Subnormal Inexact Rounded
nextt573 nexttoward 1.00000000E-999 -Infinity -> 9.9999999E-1000 Underflow Subnormal Inexact Rounded
nextt574 nexttoward 9E-1007 -Infinity -> 8E-1007 Underflow Subnormal Inexact Rounded
nextt575 nexttoward 9.9E-1006 -Infinity -> 9.8E-1006 Underflow Subnormal Inexact Rounded
nextt576 nexttoward 9.9999E-1003 -Infinity -> 9.9998E-1003 Underflow Subnormal Inexact Rounded
nextt577 nexttoward 9.9999999E-1000 -Infinity -> 9.9999998E-1000 Underflow Subnormal Inexact Rounded
nextt578 nexttoward 9.9999998E-1000 -Infinity -> 9.9999997E-1000 Underflow Subnormal Inexact Rounded
nextt579 nexttoward 9.9999997E-1000 -Infinity -> 9.9999996E-1000 Underflow Subnormal Inexact Rounded
nextt580 nexttoward 0E-1007 -Infinity -> -1E-1007 Underflow Subnormal Inexact Rounded
nextt581 nexttoward 1E-1007 -Infinity -> 0E-1007 Underflow Subnormal Inexact Rounded Clamped
nextt582 nexttoward 2E-1007 -Infinity -> 1E-1007 Underflow Subnormal Inexact Rounded
nextt583 nexttoward -0E-1007 -Infinity -> -1E-1007 Underflow Subnormal Inexact Rounded
nextt584 nexttoward -1E-1007 -Infinity -> -2E-1007 Underflow Subnormal Inexact Rounded
nextt585 nexttoward -2E-1007 -Infinity -> -3E-1007 Underflow Subnormal Inexact Rounded
nextt586 nexttoward -10E-1007 -Infinity -> -1.1E-1006 Underflow Subnormal Inexact Rounded
nextt587 nexttoward -100E-1007 -Infinity -> -1.01E-1005 Underflow Subnormal Inexact Rounded
nextt588 nexttoward -100000E-1007 -Infinity -> -1.00001E-1002 Underflow Subnormal Inexact Rounded
nextt589 nexttoward -1.0000E-999 -Infinity -> -1.00000001E-999
nextt590 nexttoward -1.00000000E-999 -Infinity -> -1.00000001E-999
nextt591 nexttoward -1E-999 -Infinity -> -1.00000001E-999
nextt592 nexttoward -9.99999998E+999 -Infinity -> -9.99999999E+999
nextt593 nexttoward -9.99999999E+999 -Infinity -> -Infinity Overflow Inexact Rounded
------- Specials
maxExponent: 384
minexponent: -383
nextt780 nexttoward -Inf -Inf -> -Infinity
nextt781 nexttoward -Inf -1000 -> -9.99999999E+384
nextt782 nexttoward -Inf -1 -> -9.99999999E+384
nextt783 nexttoward -Inf -0 -> -9.99999999E+384
nextt784 nexttoward -Inf 0 -> -9.99999999E+384
nextt785 nexttoward -Inf 1 -> -9.99999999E+384
nextt786 nexttoward -Inf 1000 -> -9.99999999E+384
nextt787 nexttoward -1000 -Inf -> -1000.00001
nextt788 nexttoward -Inf -Inf -> -Infinity
nextt789 nexttoward -1 -Inf -> -1.00000001
nextt790 nexttoward -0 -Inf -> -1E-391 Underflow Subnormal Inexact Rounded
nextt791 nexttoward 0 -Inf -> -1E-391 Underflow Subnormal Inexact Rounded
nextt792 nexttoward 1 -Inf -> 0.999999999
nextt793 nexttoward 1000 -Inf -> 999.999999
nextt794 nexttoward Inf -Inf -> 9.99999999E+384
nextt800 nexttoward Inf -Inf -> 9.99999999E+384
nextt801 nexttoward Inf -1000 -> 9.99999999E+384
nextt802 nexttoward Inf -1 -> 9.99999999E+384
nextt803 nexttoward Inf -0 -> 9.99999999E+384
nextt804 nexttoward Inf 0 -> 9.99999999E+384
nextt805 nexttoward Inf 1 -> 9.99999999E+384
nextt806 nexttoward Inf 1000 -> 9.99999999E+384
nextt807 nexttoward Inf Inf -> Infinity
nextt808 nexttoward -1000 Inf -> -999.999999
nextt809 nexttoward -Inf Inf -> -9.99999999E+384
nextt810 nexttoward -1 Inf -> -0.999999999
nextt811 nexttoward -0 Inf -> 1E-391 Underflow Subnormal Inexact Rounded
nextt812 nexttoward 0 Inf -> 1E-391 Underflow Subnormal Inexact Rounded
nextt813 nexttoward 1 Inf -> 1.00000001
nextt814 nexttoward 1000 Inf -> 1000.00001
nextt815 nexttoward Inf Inf -> Infinity
nextt821 nexttoward NaN -Inf -> NaN
nextt822 nexttoward NaN -1000 -> NaN
nextt823 nexttoward NaN -1 -> NaN
nextt824 nexttoward NaN -0 -> NaN
nextt825 nexttoward NaN 0 -> NaN
nextt826 nexttoward NaN 1 -> NaN
nextt827 nexttoward NaN 1000 -> NaN
nextt828 nexttoward NaN Inf -> NaN
nextt829 nexttoward NaN NaN -> NaN
nextt830 nexttoward -Inf NaN -> NaN
nextt831 nexttoward -1000 NaN -> NaN
nextt832 nexttoward -1 NaN -> NaN
nextt833 nexttoward -0 NaN -> NaN
nextt834 nexttoward 0 NaN -> NaN
nextt835 nexttoward 1 NaN -> NaN
nextt836 nexttoward 1000 NaN -> NaN
nextt837 nexttoward Inf NaN -> NaN
nextt841 nexttoward sNaN -Inf -> NaN Invalid_operation
nextt842 nexttoward sNaN -1000 -> NaN Invalid_operation
nextt843 nexttoward sNaN -1 -> NaN Invalid_operation
nextt844 nexttoward sNaN -0 -> NaN Invalid_operation
nextt845 nexttoward sNaN 0 -> NaN Invalid_operation
nextt846 nexttoward sNaN 1 -> NaN Invalid_operation
nextt847 nexttoward sNaN 1000 -> NaN Invalid_operation
nextt848 nexttoward sNaN NaN -> NaN Invalid_operation
nextt849 nexttoward sNaN sNaN -> NaN Invalid_operation
nextt850 nexttoward NaN sNaN -> NaN Invalid_operation
nextt851 nexttoward -Inf sNaN -> NaN Invalid_operation
nextt852 nexttoward -1000 sNaN -> NaN Invalid_operation
nextt853 nexttoward -1 sNaN -> NaN Invalid_operation
nextt854 nexttoward -0 sNaN -> NaN Invalid_operation
nextt855 nexttoward 0 sNaN -> NaN Invalid_operation
nextt856 nexttoward 1 sNaN -> NaN Invalid_operation
nextt857 nexttoward 1000 sNaN -> NaN Invalid_operation
nextt858 nexttoward Inf sNaN -> NaN Invalid_operation
nextt859 nexttoward NaN sNaN -> NaN Invalid_operation
-- propagating NaNs
nextt861 nexttoward NaN1 -Inf -> NaN1
nextt862 nexttoward +NaN2 -1000 -> NaN2
nextt863 nexttoward NaN3 1000 -> NaN3
nextt864 nexttoward NaN4 Inf -> NaN4
nextt865 nexttoward NaN5 +NaN6 -> NaN5
nextt866 nexttoward -Inf NaN7 -> NaN7
nextt867 nexttoward -1000 NaN8 -> NaN8
nextt868 nexttoward 1000 NaN9 -> NaN9
nextt869 nexttoward Inf +NaN10 -> NaN10
nextt871 nexttoward sNaN11 -Inf -> NaN11 Invalid_operation
nextt872 nexttoward sNaN12 -1000 -> NaN12 Invalid_operation
nextt873 nexttoward sNaN13 1000 -> NaN13 Invalid_operation
nextt874 nexttoward sNaN14 NaN17 -> NaN14 Invalid_operation
nextt875 nexttoward sNaN15 sNaN18 -> NaN15 Invalid_operation
nextt876 nexttoward NaN16 sNaN19 -> NaN19 Invalid_operation
nextt877 nexttoward -Inf +sNaN20 -> NaN20 Invalid_operation
nextt878 nexttoward -1000 sNaN21 -> NaN21 Invalid_operation
nextt879 nexttoward 1000 sNaN22 -> NaN22 Invalid_operation
nextt880 nexttoward Inf sNaN23 -> NaN23 Invalid_operation
nextt881 nexttoward +NaN25 +sNaN24 -> NaN24 Invalid_operation
nextt882 nexttoward -NaN26 NaN28 -> -NaN26
nextt883 nexttoward -sNaN27 sNaN29 -> -NaN27 Invalid_operation
nextt884 nexttoward 1000 -NaN30 -> -NaN30
nextt885 nexttoward 1000 -sNaN31 -> -NaN31 Invalid_operation
-- Null tests
nextt900 nexttoward 1 # -> NaN Invalid_operation
nextt901 nexttoward # 1 -> NaN Invalid_operation