python-2.5.2/win32/Lib/test/decimaltestdata/ddNextToward.decTest
changeset 0 ae805ac0140d
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-1:000000000000 0:ae805ac0140d
       
     1 ------------------------------------------------------------------------
       
     2 -- ddNextToward.decTest -- decDouble next toward rhs [754r nextafter] --
       
     3 -- Copyright (c) IBM Corporation, 1981, 2007.  All rights reserved.   --
       
     4 ------------------------------------------------------------------------
       
     5 -- Please see the document "General Decimal Arithmetic Testcases"     --
       
     6 -- at http://www2.hursley.ibm.com/decimal for the description of      --
       
     7 -- these testcases.                                                   --
       
     8 --                                                                    --
       
     9 -- These testcases are experimental ('beta' versions), and they       --
       
    10 -- may contain errors.  They are offered on an as-is basis.  In       --
       
    11 -- particular, achieving the same results as the tests here is not    --
       
    12 -- a guarantee that an implementation complies with any Standard      --
       
    13 -- or specification.  The tests are not exhaustive.                   --
       
    14 --                                                                    --
       
    15 -- Please send comments, suggestions, and corrections to the author:  --
       
    16 --   Mike Cowlishaw, IBM Fellow                                       --
       
    17 --   IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK         --
       
    18 --   mfc@uk.ibm.com                                                   --
       
    19 ------------------------------------------------------------------------
       
    20 version: 2.57
       
    21 
       
    22 -- All operands and results are decDoubles.
       
    23 precision:   16
       
    24 maxExponent: 384
       
    25 minExponent: -383
       
    26 extended:    1
       
    27 clamp:       1
       
    28 rounding:    half_even
       
    29 
       
    30 -- Sanity check with a scattering of numerics
       
    31 ddnextt001 nexttoward   10    10   ->  10
       
    32 ddnextt002 nexttoward  -10   -10   -> -10
       
    33 ddnextt003 nexttoward   1     10   ->  1.000000000000001
       
    34 ddnextt004 nexttoward   1    -10   ->  0.9999999999999999
       
    35 ddnextt005 nexttoward  -1     10   -> -0.9999999999999999
       
    36 ddnextt006 nexttoward  -1    -10   -> -1.000000000000001
       
    37 ddnextt007 nexttoward   0     10   ->  1E-398       Underflow Subnormal Inexact Rounded
       
    38 ddnextt008 nexttoward   0    -10   -> -1E-398       Underflow Subnormal Inexact Rounded
       
    39 ddnextt009 nexttoward   9.999999999999999E+384 +Infinity ->  Infinity Overflow Inexact Rounded
       
    40 ddnextt010 nexttoward  -9.999999999999999E+384 -Infinity -> -Infinity Overflow Inexact Rounded
       
    41 ddnextt011 nexttoward       9.999999999999999  10  ->  10.00000000000000
       
    42 ddnextt012 nexttoward   10  9.999999999999999      ->  9.999999999999999
       
    43 ddnextt013 nexttoward      -9.999999999999999 -10  -> -10.00000000000000
       
    44 ddnextt014 nexttoward  -10 -9.999999999999999      -> -9.999999999999999
       
    45 ddnextt015 nexttoward       9.999999999999998  10  ->  9.999999999999999
       
    46 ddnextt016 nexttoward   10  9.999999999999998      ->  9.999999999999999
       
    47 ddnextt017 nexttoward      -9.999999999999998 -10  -> -9.999999999999999
       
    48 ddnextt018 nexttoward  -10 -9.999999999999998      -> -9.999999999999999
       
    49 
       
    50 ------- lhs=rhs
       
    51 -- finites
       
    52 ddnextt101 nexttoward          7       7 ->  7
       
    53 ddnextt102 nexttoward         -7      -7 -> -7
       
    54 ddnextt103 nexttoward         75      75 ->  75
       
    55 ddnextt104 nexttoward        -75     -75 -> -75
       
    56 ddnextt105 nexttoward       7.50     7.5 ->  7.50
       
    57 ddnextt106 nexttoward      -7.50   -7.50 -> -7.50
       
    58 ddnextt107 nexttoward       7.500 7.5000 ->  7.500
       
    59 ddnextt108 nexttoward      -7.500   -7.5 -> -7.500
       
    60 
       
    61 -- zeros
       
    62 ddnextt111 nexttoward          0       0 ->  0
       
    63 ddnextt112 nexttoward         -0      -0 -> -0
       
    64 ddnextt113 nexttoward       0E+4       0 ->  0E+4
       
    65 ddnextt114 nexttoward      -0E+4      -0 -> -0E+4
       
    66 ddnextt115 nexttoward     0.00000000000   0.000000000000 ->  0E-11
       
    67 ddnextt116 nexttoward    -0.00000000000  -0.00           -> -0E-11
       
    68 ddnextt117 nexttoward      0E-141      0 ->  0E-141
       
    69 ddnextt118 nexttoward     -0E-141   -000 -> -0E-141
       
    70 
       
    71 -- full coefficients, alternating bits
       
    72 ddnextt121 nexttoward   268268268    268268268 ->   268268268
       
    73 ddnextt122 nexttoward  -268268268   -268268268 ->  -268268268
       
    74 ddnextt123 nexttoward   134134134    134134134 ->   134134134
       
    75 ddnextt124 nexttoward  -134134134   -134134134 ->  -134134134
       
    76 
       
    77 -- Nmax, Nmin, Ntiny
       
    78 ddnextt131 nexttoward  9.999999999999999E+384  9.999999999999999E+384   ->   9.999999999999999E+384
       
    79 ddnextt132 nexttoward  1E-383           1E-383            ->   1E-383
       
    80 ddnextt133 nexttoward  1.000000000000000E-383  1.000000000000000E-383   ->   1.000000000000000E-383
       
    81 ddnextt134 nexttoward  1E-398           1E-398            ->   1E-398
       
    82 
       
    83 ddnextt135 nexttoward  -1E-398          -1E-398           ->  -1E-398
       
    84 ddnextt136 nexttoward  -1.000000000000000E-383 -1.000000000000000E-383  ->  -1.000000000000000E-383
       
    85 ddnextt137 nexttoward  -1E-383          -1E-383           ->  -1E-383
       
    86 ddnextt138 nexttoward  -9.999999999999999E+384 -9.999999999999999E+384  ->  -9.999999999999999E+384
       
    87 
       
    88 ------- lhs<rhs
       
    89 ddnextt201 nexttoward  0.9999999999999995 Infinity ->   0.9999999999999996
       
    90 ddnextt202 nexttoward  0.9999999999999996 Infinity ->   0.9999999999999997
       
    91 ddnextt203 nexttoward  0.9999999999999997 Infinity ->   0.9999999999999998
       
    92 ddnextt204 nexttoward  0.9999999999999998 Infinity ->   0.9999999999999999
       
    93 ddnextt205 nexttoward  0.9999999999999999 Infinity ->   1.000000000000000
       
    94 ddnextt206 nexttoward  1.000000000000000  Infinity ->   1.000000000000001
       
    95 ddnextt207 nexttoward  1.0         Infinity ->   1.000000000000001
       
    96 ddnextt208 nexttoward  1           Infinity ->   1.000000000000001
       
    97 ddnextt209 nexttoward  1.000000000000001  Infinity ->   1.000000000000002
       
    98 ddnextt210 nexttoward  1.000000000000002  Infinity ->   1.000000000000003
       
    99 ddnextt211 nexttoward  1.000000000000003  Infinity ->   1.000000000000004
       
   100 ddnextt212 nexttoward  1.000000000000004  Infinity ->   1.000000000000005
       
   101 ddnextt213 nexttoward  1.000000000000005  Infinity ->   1.000000000000006
       
   102 ddnextt214 nexttoward  1.000000000000006  Infinity ->   1.000000000000007
       
   103 ddnextt215 nexttoward  1.000000000000007  Infinity ->   1.000000000000008
       
   104 ddnextt216 nexttoward  1.000000000000008  Infinity ->   1.000000000000009
       
   105 ddnextt217 nexttoward  1.000000000000009  Infinity ->   1.000000000000010
       
   106 ddnextt218 nexttoward  1.000000000000010  Infinity ->   1.000000000000011
       
   107 ddnextt219 nexttoward  1.000000000000011  Infinity ->   1.000000000000012
       
   108 
       
   109 ddnextt221 nexttoward -0.9999999999999995 Infinity ->  -0.9999999999999994
       
   110 ddnextt222 nexttoward -0.9999999999999996 Infinity ->  -0.9999999999999995
       
   111 ddnextt223 nexttoward -0.9999999999999997 Infinity ->  -0.9999999999999996
       
   112 ddnextt224 nexttoward -0.9999999999999998 Infinity ->  -0.9999999999999997
       
   113 ddnextt225 nexttoward -0.9999999999999999 Infinity ->  -0.9999999999999998
       
   114 ddnextt226 nexttoward -1.000000000000000  Infinity ->  -0.9999999999999999
       
   115 ddnextt227 nexttoward -1.0         Infinity ->  -0.9999999999999999
       
   116 ddnextt228 nexttoward -1           Infinity ->  -0.9999999999999999
       
   117 ddnextt229 nexttoward -1.000000000000001  Infinity ->  -1.000000000000000
       
   118 ddnextt230 nexttoward -1.000000000000002  Infinity ->  -1.000000000000001
       
   119 ddnextt231 nexttoward -1.000000000000003  Infinity ->  -1.000000000000002
       
   120 ddnextt232 nexttoward -1.000000000000004  Infinity ->  -1.000000000000003
       
   121 ddnextt233 nexttoward -1.000000000000005  Infinity ->  -1.000000000000004
       
   122 ddnextt234 nexttoward -1.000000000000006  Infinity ->  -1.000000000000005
       
   123 ddnextt235 nexttoward -1.000000000000007  Infinity ->  -1.000000000000006
       
   124 ddnextt236 nexttoward -1.000000000000008  Infinity ->  -1.000000000000007
       
   125 ddnextt237 nexttoward -1.000000000000009  Infinity ->  -1.000000000000008
       
   126 ddnextt238 nexttoward -1.000000000000010  Infinity ->  -1.000000000000009
       
   127 ddnextt239 nexttoward -1.000000000000011  Infinity ->  -1.000000000000010
       
   128 ddnextt240 nexttoward -1.000000000000012  Infinity ->  -1.000000000000011
       
   129 
       
   130 -- Zeros
       
   131 ddnextt300 nexttoward  0           Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   132 ddnextt301 nexttoward  0.00        Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   133 ddnextt302 nexttoward  0E-300      Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   134 ddnextt303 nexttoward  0E+300      Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   135 ddnextt304 nexttoward  0E+30000    Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   136 ddnextt305 nexttoward -0           Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   137 ddnextt306 nexttoward -0.00        Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   138 ddnextt307 nexttoward -0E-300      Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   139 ddnextt308 nexttoward -0E+300      Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   140 ddnextt309 nexttoward -0E+30000    Infinity ->  1E-398              Underflow Subnormal Inexact Rounded
       
   141 
       
   142 -- specials
       
   143 ddnextt350 nexttoward   Inf    Infinity ->  Infinity
       
   144 ddnextt351 nexttoward  -Inf    Infinity -> -9.999999999999999E+384
       
   145 ddnextt352 nexttoward   NaN    Infinity ->  NaN
       
   146 ddnextt353 nexttoward  sNaN    Infinity ->  NaN   Invalid_operation
       
   147 ddnextt354 nexttoward   NaN77  Infinity ->  NaN77
       
   148 ddnextt355 nexttoward  sNaN88  Infinity ->  NaN88 Invalid_operation
       
   149 ddnextt356 nexttoward  -NaN    Infinity -> -NaN
       
   150 ddnextt357 nexttoward -sNaN    Infinity -> -NaN   Invalid_operation
       
   151 ddnextt358 nexttoward  -NaN77  Infinity -> -NaN77
       
   152 ddnextt359 nexttoward -sNaN88  Infinity -> -NaN88 Invalid_operation
       
   153 
       
   154 -- Nmax, Nmin, Ntiny, subnormals
       
   155 ddnextt370 nexttoward  -9.999999999999999E+384  Infinity  -> -9.999999999999998E+384
       
   156 ddnextt371 nexttoward  -9.999999999999998E+384  Infinity  -> -9.999999999999997E+384
       
   157 ddnextt372 nexttoward  -1E-383                  Infinity  -> -9.99999999999999E-384  Underflow Subnormal Inexact Rounded
       
   158 ddnextt373 nexttoward  -1.000000000000000E-383  Infinity  -> -9.99999999999999E-384  Underflow Subnormal Inexact Rounded
       
   159 ddnextt374 nexttoward  -9E-398                  Infinity  -> -8E-398                 Underflow Subnormal Inexact Rounded
       
   160 ddnextt375 nexttoward  -9.9E-397                Infinity  -> -9.8E-397               Underflow Subnormal Inexact Rounded
       
   161 ddnextt376 nexttoward  -9.99999999999E-387      Infinity  -> -9.99999999998E-387     Underflow Subnormal Inexact Rounded
       
   162 ddnextt377 nexttoward  -9.99999999999999E-384   Infinity  -> -9.99999999999998E-384  Underflow Subnormal Inexact Rounded
       
   163 ddnextt378 nexttoward  -9.99999999999998E-384   Infinity  -> -9.99999999999997E-384  Underflow Subnormal Inexact Rounded
       
   164 ddnextt379 nexttoward  -9.99999999999997E-384   Infinity  -> -9.99999999999996E-384  Underflow Subnormal Inexact Rounded
       
   165 ddnextt380 nexttoward  -0E-398                  Infinity  ->  1E-398                 Underflow Subnormal Inexact Rounded
       
   166 ddnextt381 nexttoward  -1E-398                  Infinity  -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
       
   167 ddnextt382 nexttoward  -2E-398                  Infinity  -> -1E-398                 Underflow Subnormal Inexact Rounded
       
   168 
       
   169 ddnextt383 nexttoward   0E-398                  Infinity  ->  1E-398                 Underflow Subnormal Inexact Rounded
       
   170 ddnextt384 nexttoward   1E-398                  Infinity  ->  2E-398                 Underflow Subnormal Inexact Rounded
       
   171 ddnextt385 nexttoward   2E-398                  Infinity  ->  3E-398                 Underflow Subnormal Inexact Rounded
       
   172 ddnextt386 nexttoward   10E-398                 Infinity  ->  1.1E-397               Underflow Subnormal Inexact Rounded
       
   173 ddnextt387 nexttoward   100E-398                Infinity  ->  1.01E-396              Underflow Subnormal Inexact Rounded
       
   174 ddnextt388 nexttoward   100000E-398             Infinity  ->  1.00001E-393           Underflow Subnormal Inexact Rounded
       
   175 ddnextt389 nexttoward   1.00000000000E-383      Infinity  ->  1.000000000000001E-383
       
   176 ddnextt390 nexttoward   1.000000000000000E-383  Infinity  ->  1.000000000000001E-383
       
   177 ddnextt391 nexttoward   1E-383                  Infinity  ->  1.000000000000001E-383
       
   178 ddnextt392 nexttoward   9.999999999999997E+384  Infinity  ->  9.999999999999998E+384
       
   179 ddnextt393 nexttoward   9.999999999999998E+384  Infinity  ->  9.999999999999999E+384
       
   180 ddnextt394 nexttoward   9.999999999999999E+384  Infinity  ->  Infinity               Overflow Inexact Rounded
       
   181 
       
   182 ------- lhs>rhs
       
   183 ddnextt401 nexttoward  0.9999999999999995  -Infinity ->   0.9999999999999994
       
   184 ddnextt402 nexttoward  0.9999999999999996  -Infinity ->   0.9999999999999995
       
   185 ddnextt403 nexttoward  0.9999999999999997  -Infinity ->   0.9999999999999996
       
   186 ddnextt404 nexttoward  0.9999999999999998  -Infinity ->   0.9999999999999997
       
   187 ddnextt405 nexttoward  0.9999999999999999  -Infinity ->   0.9999999999999998
       
   188 ddnextt406 nexttoward  1.000000000000000   -Infinity ->   0.9999999999999999
       
   189 ddnextt407 nexttoward  1.0          -Infinity ->   0.9999999999999999
       
   190 ddnextt408 nexttoward  1            -Infinity ->   0.9999999999999999
       
   191 ddnextt409 nexttoward  1.000000000000001   -Infinity ->   1.000000000000000
       
   192 ddnextt410 nexttoward  1.000000000000002   -Infinity ->   1.000000000000001
       
   193 ddnextt411 nexttoward  1.000000000000003   -Infinity ->   1.000000000000002
       
   194 ddnextt412 nexttoward  1.000000000000004   -Infinity ->   1.000000000000003
       
   195 ddnextt413 nexttoward  1.000000000000005   -Infinity ->   1.000000000000004
       
   196 ddnextt414 nexttoward  1.000000000000006   -Infinity ->   1.000000000000005
       
   197 ddnextt415 nexttoward  1.000000000000007   -Infinity ->   1.000000000000006
       
   198 ddnextt416 nexttoward  1.000000000000008   -Infinity ->   1.000000000000007
       
   199 ddnextt417 nexttoward  1.000000000000009   -Infinity ->   1.000000000000008
       
   200 ddnextt418 nexttoward  1.000000000000010   -Infinity ->   1.000000000000009
       
   201 ddnextt419 nexttoward  1.000000000000011   -Infinity ->   1.000000000000010
       
   202 ddnextt420 nexttoward  1.000000000000012   -Infinity ->   1.000000000000011
       
   203 
       
   204 ddnextt421 nexttoward -0.9999999999999995  -Infinity ->  -0.9999999999999996
       
   205 ddnextt422 nexttoward -0.9999999999999996  -Infinity ->  -0.9999999999999997
       
   206 ddnextt423 nexttoward -0.9999999999999997  -Infinity ->  -0.9999999999999998
       
   207 ddnextt424 nexttoward -0.9999999999999998  -Infinity ->  -0.9999999999999999
       
   208 ddnextt425 nexttoward -0.9999999999999999  -Infinity ->  -1.000000000000000
       
   209 ddnextt426 nexttoward -1.000000000000000   -Infinity ->  -1.000000000000001
       
   210 ddnextt427 nexttoward -1.0          -Infinity ->  -1.000000000000001
       
   211 ddnextt428 nexttoward -1            -Infinity ->  -1.000000000000001
       
   212 ddnextt429 nexttoward -1.000000000000001   -Infinity ->  -1.000000000000002
       
   213 ddnextt430 nexttoward -1.000000000000002   -Infinity ->  -1.000000000000003
       
   214 ddnextt431 nexttoward -1.000000000000003   -Infinity ->  -1.000000000000004
       
   215 ddnextt432 nexttoward -1.000000000000004   -Infinity ->  -1.000000000000005
       
   216 ddnextt433 nexttoward -1.000000000000005   -Infinity ->  -1.000000000000006
       
   217 ddnextt434 nexttoward -1.000000000000006   -Infinity ->  -1.000000000000007
       
   218 ddnextt435 nexttoward -1.000000000000007   -Infinity ->  -1.000000000000008
       
   219 ddnextt436 nexttoward -1.000000000000008   -Infinity ->  -1.000000000000009
       
   220 ddnextt437 nexttoward -1.000000000000009   -Infinity ->  -1.000000000000010
       
   221 ddnextt438 nexttoward -1.000000000000010   -Infinity ->  -1.000000000000011
       
   222 ddnextt439 nexttoward -1.000000000000011   -Infinity ->  -1.000000000000012
       
   223 
       
   224 -- Zeros
       
   225 ddnextt500 nexttoward -0            -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   226 ddnextt501 nexttoward  0            -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   227 ddnextt502 nexttoward  0.00         -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   228 ddnextt503 nexttoward -0.00         -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   229 ddnextt504 nexttoward  0E-300       -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   230 ddnextt505 nexttoward  0E+300       -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   231 ddnextt506 nexttoward  0E+30000     -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   232 ddnextt507 nexttoward -0E+30000     -Infinity -> -1E-398         Underflow Subnormal Inexact Rounded
       
   233 
       
   234 -- specials
       
   235 ddnextt550 nexttoward   Inf     -Infinity ->  9.999999999999999E+384
       
   236 ddnextt551 nexttoward  -Inf     -Infinity -> -Infinity
       
   237 ddnextt552 nexttoward   NaN     -Infinity ->  NaN
       
   238 ddnextt553 nexttoward  sNaN     -Infinity ->  NaN   Invalid_operation
       
   239 ddnextt554 nexttoward   NaN77   -Infinity ->  NaN77
       
   240 ddnextt555 nexttoward  sNaN88   -Infinity ->  NaN88 Invalid_operation
       
   241 ddnextt556 nexttoward  -NaN     -Infinity -> -NaN
       
   242 ddnextt557 nexttoward -sNaN     -Infinity -> -NaN   Invalid_operation
       
   243 ddnextt558 nexttoward  -NaN77   -Infinity -> -NaN77
       
   244 ddnextt559 nexttoward -sNaN88   -Infinity -> -NaN88 Invalid_operation
       
   245 
       
   246 -- Nmax, Nmin, Ntiny, subnormals
       
   247 ddnextt670 nexttoward  9.999999999999999E+384   -Infinity  -> 9.999999999999998E+384
       
   248 ddnextt671 nexttoward  9.999999999999998E+384   -Infinity  -> 9.999999999999997E+384
       
   249 ddnextt672 nexttoward  1E-383                   -Infinity  -> 9.99999999999999E-384   Underflow Subnormal  Inexact Rounded
       
   250 ddnextt673 nexttoward  1.000000000000000E-383   -Infinity  -> 9.99999999999999E-384   Underflow Subnormal  Inexact Rounded
       
   251 ddnextt674 nexttoward  9E-398                   -Infinity  -> 8E-398                  Underflow Subnormal  Inexact Rounded
       
   252 ddnextt675 nexttoward  9.9E-397                 -Infinity  -> 9.8E-397                Underflow Subnormal  Inexact Rounded
       
   253 ddnextt676 nexttoward  9.99999999999E-387       -Infinity  -> 9.99999999998E-387      Underflow Subnormal  Inexact Rounded
       
   254 ddnextt677 nexttoward  9.99999999999999E-384    -Infinity  -> 9.99999999999998E-384   Underflow Subnormal  Inexact Rounded
       
   255 ddnextt678 nexttoward  9.99999999999998E-384    -Infinity  -> 9.99999999999997E-384   Underflow Subnormal  Inexact Rounded
       
   256 ddnextt679 nexttoward  9.99999999999997E-384    -Infinity  -> 9.99999999999996E-384   Underflow Subnormal  Inexact Rounded
       
   257 ddnextt680 nexttoward  0E-398                   -Infinity  -> -1E-398                 Underflow Subnormal  Inexact Rounded
       
   258 ddnextt681 nexttoward  1E-398                   -Infinity  -> 0E-398                  Underflow Subnormal  Inexact Rounded Clamped
       
   259 ddnextt682 nexttoward  2E-398                   -Infinity  -> 1E-398                  Underflow Subnormal  Inexact Rounded
       
   260 
       
   261 ddnextt683 nexttoward  -0E-398                  -Infinity  -> -1E-398                 Underflow Subnormal  Inexact Rounded
       
   262 ddnextt684 nexttoward  -1E-398                  -Infinity  -> -2E-398                 Underflow Subnormal  Inexact Rounded
       
   263 ddnextt685 nexttoward  -2E-398                  -Infinity  -> -3E-398                 Underflow Subnormal  Inexact Rounded
       
   264 ddnextt686 nexttoward  -10E-398                 -Infinity  -> -1.1E-397               Underflow Subnormal  Inexact Rounded
       
   265 ddnextt687 nexttoward  -100E-398                -Infinity  -> -1.01E-396              Underflow Subnormal  Inexact Rounded
       
   266 ddnextt688 nexttoward  -100000E-398             -Infinity  -> -1.00001E-393           Underflow Subnormal  Inexact Rounded
       
   267 ddnextt689 nexttoward  -1.00000000000E-383      -Infinity  -> -1.000000000000001E-383
       
   268 ddnextt690 nexttoward  -1.000000000000000E-383  -Infinity  -> -1.000000000000001E-383
       
   269 ddnextt691 nexttoward  -1E-383                  -Infinity  -> -1.000000000000001E-383
       
   270 ddnextt692 nexttoward  -9.999999999999998E+384  -Infinity  -> -9.999999999999999E+384
       
   271 ddnextt693 nexttoward  -9.999999999999999E+384  -Infinity  -> -Infinity               Overflow Inexact Rounded
       
   272 
       
   273 ------- Specials
       
   274 ddnextt780 nexttoward -Inf  -Inf   -> -Infinity
       
   275 ddnextt781 nexttoward -Inf  -1000  -> -9.999999999999999E+384
       
   276 ddnextt782 nexttoward -Inf  -1     -> -9.999999999999999E+384
       
   277 ddnextt783 nexttoward -Inf  -0     -> -9.999999999999999E+384
       
   278 ddnextt784 nexttoward -Inf   0     -> -9.999999999999999E+384
       
   279 ddnextt785 nexttoward -Inf   1     -> -9.999999999999999E+384
       
   280 ddnextt786 nexttoward -Inf   1000  -> -9.999999999999999E+384
       
   281 ddnextt787 nexttoward -1000 -Inf   -> -1000.000000000001
       
   282 ddnextt788 nexttoward -Inf  -Inf   -> -Infinity
       
   283 ddnextt789 nexttoward -1    -Inf   -> -1.000000000000001
       
   284 ddnextt790 nexttoward -0    -Inf   -> -1E-398           Underflow Subnormal Inexact Rounded
       
   285 ddnextt791 nexttoward  0    -Inf   -> -1E-398           Underflow Subnormal Inexact Rounded
       
   286 ddnextt792 nexttoward  1    -Inf   ->  0.9999999999999999
       
   287 ddnextt793 nexttoward  1000 -Inf   ->  999.9999999999999
       
   288 ddnextt794 nexttoward  Inf  -Inf   ->  9.999999999999999E+384
       
   289 
       
   290 ddnextt800 nexttoward  Inf  -Inf   ->  9.999999999999999E+384
       
   291 ddnextt801 nexttoward  Inf  -1000  ->  9.999999999999999E+384
       
   292 ddnextt802 nexttoward  Inf  -1     ->  9.999999999999999E+384
       
   293 ddnextt803 nexttoward  Inf  -0     ->  9.999999999999999E+384
       
   294 ddnextt804 nexttoward  Inf   0     ->  9.999999999999999E+384
       
   295 ddnextt805 nexttoward  Inf   1     ->  9.999999999999999E+384
       
   296 ddnextt806 nexttoward  Inf   1000  ->  9.999999999999999E+384
       
   297 ddnextt807 nexttoward  Inf   Inf   ->  Infinity
       
   298 ddnextt808 nexttoward -1000  Inf   -> -999.9999999999999
       
   299 ddnextt809 nexttoward -Inf   Inf   -> -9.999999999999999E+384
       
   300 ddnextt810 nexttoward -1     Inf   -> -0.9999999999999999
       
   301 ddnextt811 nexttoward -0     Inf   ->  1E-398           Underflow Subnormal Inexact Rounded
       
   302 ddnextt812 nexttoward  0     Inf   ->  1E-398           Underflow Subnormal Inexact Rounded
       
   303 ddnextt813 nexttoward  1     Inf   ->  1.000000000000001
       
   304 ddnextt814 nexttoward  1000  Inf   ->  1000.000000000001
       
   305 ddnextt815 nexttoward  Inf   Inf   ->  Infinity
       
   306 
       
   307 ddnextt821 nexttoward  NaN -Inf    ->  NaN
       
   308 ddnextt822 nexttoward  NaN -1000   ->  NaN
       
   309 ddnextt823 nexttoward  NaN -1      ->  NaN
       
   310 ddnextt824 nexttoward  NaN -0      ->  NaN
       
   311 ddnextt825 nexttoward  NaN  0      ->  NaN
       
   312 ddnextt826 nexttoward  NaN  1      ->  NaN
       
   313 ddnextt827 nexttoward  NaN  1000   ->  NaN
       
   314 ddnextt828 nexttoward  NaN  Inf    ->  NaN
       
   315 ddnextt829 nexttoward  NaN  NaN    ->  NaN
       
   316 ddnextt830 nexttoward -Inf  NaN    ->  NaN
       
   317 ddnextt831 nexttoward -1000 NaN    ->  NaN
       
   318 ddnextt832 nexttoward -1    NaN    ->  NaN
       
   319 ddnextt833 nexttoward -0    NaN    ->  NaN
       
   320 ddnextt834 nexttoward  0    NaN    ->  NaN
       
   321 ddnextt835 nexttoward  1    NaN    ->  NaN
       
   322 ddnextt836 nexttoward  1000 NaN    ->  NaN
       
   323 ddnextt837 nexttoward  Inf  NaN    ->  NaN
       
   324 
       
   325 ddnextt841 nexttoward  sNaN -Inf   ->  NaN  Invalid_operation
       
   326 ddnextt842 nexttoward  sNaN -1000  ->  NaN  Invalid_operation
       
   327 ddnextt843 nexttoward  sNaN -1     ->  NaN  Invalid_operation
       
   328 ddnextt844 nexttoward  sNaN -0     ->  NaN  Invalid_operation
       
   329 ddnextt845 nexttoward  sNaN  0     ->  NaN  Invalid_operation
       
   330 ddnextt846 nexttoward  sNaN  1     ->  NaN  Invalid_operation
       
   331 ddnextt847 nexttoward  sNaN  1000  ->  NaN  Invalid_operation
       
   332 ddnextt848 nexttoward  sNaN  NaN   ->  NaN  Invalid_operation
       
   333 ddnextt849 nexttoward  sNaN sNaN   ->  NaN  Invalid_operation
       
   334 ddnextt850 nexttoward  NaN  sNaN   ->  NaN  Invalid_operation
       
   335 ddnextt851 nexttoward -Inf  sNaN   ->  NaN  Invalid_operation
       
   336 ddnextt852 nexttoward -1000 sNaN   ->  NaN  Invalid_operation
       
   337 ddnextt853 nexttoward -1    sNaN   ->  NaN  Invalid_operation
       
   338 ddnextt854 nexttoward -0    sNaN   ->  NaN  Invalid_operation
       
   339 ddnextt855 nexttoward  0    sNaN   ->  NaN  Invalid_operation
       
   340 ddnextt856 nexttoward  1    sNaN   ->  NaN  Invalid_operation
       
   341 ddnextt857 nexttoward  1000 sNaN   ->  NaN  Invalid_operation
       
   342 ddnextt858 nexttoward  Inf  sNaN   ->  NaN  Invalid_operation
       
   343 ddnextt859 nexttoward  NaN  sNaN   ->  NaN  Invalid_operation
       
   344 
       
   345 -- propagating NaNs
       
   346 ddnextt861 nexttoward  NaN1   -Inf    ->  NaN1
       
   347 ddnextt862 nexttoward +NaN2   -1000   ->  NaN2
       
   348 ddnextt863 nexttoward  NaN3    1000   ->  NaN3
       
   349 ddnextt864 nexttoward  NaN4    Inf    ->  NaN4
       
   350 ddnextt865 nexttoward  NaN5   +NaN6   ->  NaN5
       
   351 ddnextt866 nexttoward -Inf     NaN7   ->  NaN7
       
   352 ddnextt867 nexttoward -1000    NaN8   ->  NaN8
       
   353 ddnextt868 nexttoward  1000    NaN9   ->  NaN9
       
   354 ddnextt869 nexttoward  Inf    +NaN10  ->  NaN10
       
   355 ddnextt871 nexttoward  sNaN11  -Inf   ->  NaN11  Invalid_operation
       
   356 ddnextt872 nexttoward  sNaN12  -1000  ->  NaN12  Invalid_operation
       
   357 ddnextt873 nexttoward  sNaN13   1000  ->  NaN13  Invalid_operation
       
   358 ddnextt874 nexttoward  sNaN14   NaN17 ->  NaN14  Invalid_operation
       
   359 ddnextt875 nexttoward  sNaN15  sNaN18 ->  NaN15  Invalid_operation
       
   360 ddnextt876 nexttoward  NaN16   sNaN19 ->  NaN19  Invalid_operation
       
   361 ddnextt877 nexttoward -Inf    +sNaN20 ->  NaN20  Invalid_operation
       
   362 ddnextt878 nexttoward -1000    sNaN21 ->  NaN21  Invalid_operation
       
   363 ddnextt879 nexttoward  1000    sNaN22 ->  NaN22  Invalid_operation
       
   364 ddnextt880 nexttoward  Inf     sNaN23 ->  NaN23  Invalid_operation
       
   365 ddnextt881 nexttoward +NaN25  +sNaN24 ->  NaN24  Invalid_operation
       
   366 ddnextt882 nexttoward -NaN26    NaN28 -> -NaN26
       
   367 ddnextt883 nexttoward -sNaN27  sNaN29 -> -NaN27  Invalid_operation
       
   368 ddnextt884 nexttoward  1000    -NaN30 -> -NaN30
       
   369 ddnextt885 nexttoward  1000   -sNaN31 -> -NaN31  Invalid_operation
       
   370 
       
   371 -- Null tests
       
   372 ddnextt900 nexttoward 1  # -> NaN Invalid_operation
       
   373 ddnextt901 nexttoward #  1 -> NaN Invalid_operation
       
   374