------------------------------------------------------------------------

-- ddCompareSig.decTest -- decDouble comparison; all NaNs signal      --

-- 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: 2.58

-- Note that we cannot assume add/subtract tests cover paths adequately,

-- here, because the code might be quite different (comparison cannot

-- overflow or underflow, so actual subtractions are not necessary).

-- All operands and results are decDoubles.

precision:   16

maxExponent: 384

minExponent: -383

extended:    1

clamp:       1

rounding:    half_even

-- sanity checks

ddcms001 comparesig  -2  -2  -> 0

ddcms002 comparesig  -2  -1  -> -1

ddcms003 comparesig  -2   0  -> -1

ddcms004 comparesig  -2   1  -> -1

ddcms005 comparesig  -2   2  -> -1

ddcms006 comparesig  -1  -2  -> 1

ddcms007 comparesig  -1  -1  -> 0

ddcms008 comparesig  -1   0  -> -1

ddcms009 comparesig  -1   1  -> -1

ddcms010 comparesig  -1   2  -> -1

ddcms011 comparesig   0  -2  -> 1

ddcms012 comparesig   0  -1  -> 1

ddcms013 comparesig   0   0  -> 0

ddcms014 comparesig   0   1  -> -1

ddcms015 comparesig   0   2  -> -1

ddcms016 comparesig   1  -2  -> 1

ddcms017 comparesig   1  -1  -> 1

ddcms018 comparesig   1   0  -> 1

ddcms019 comparesig   1   1  -> 0

ddcms020 comparesig   1   2  -> -1

ddcms021 comparesig   2  -2  -> 1

ddcms022 comparesig   2  -1  -> 1

ddcms023 comparesig   2   0  -> 1

ddcms025 comparesig   2   1  -> 1

ddcms026 comparesig   2   2  -> 0

ddcms031 comparesig  -20  -20  -> 0

ddcms032 comparesig  -20  -10  -> -1

ddcms033 comparesig  -20   00  -> -1

ddcms034 comparesig  -20   10  -> -1

ddcms035 comparesig  -20   20  -> -1

ddcms036 comparesig  -10  -20  -> 1

ddcms037 comparesig  -10  -10  -> 0

ddcms038 comparesig  -10   00  -> -1

ddcms039 comparesig  -10   10  -> -1

ddcms040 comparesig  -10   20  -> -1

ddcms041 comparesig   00  -20  -> 1

ddcms042 comparesig   00  -10  -> 1

ddcms043 comparesig   00   00  -> 0

ddcms044 comparesig   00   10  -> -1

ddcms045 comparesig   00   20  -> -1

ddcms046 comparesig   10  -20  -> 1

ddcms047 comparesig   10  -10  -> 1

ddcms048 comparesig   10   00  -> 1

ddcms049 comparesig   10   10  -> 0

ddcms050 comparesig   10   20  -> -1

ddcms051 comparesig   20  -20  -> 1

ddcms052 comparesig   20  -10  -> 1

ddcms053 comparesig   20   00  -> 1

ddcms055 comparesig   20   10  -> 1

ddcms056 comparesig   20   20  -> 0

ddcms061 comparesig  -2.0  -2.0  -> 0

ddcms062 comparesig  -2.0  -1.0  -> -1

ddcms063 comparesig  -2.0   0.0  -> -1

ddcms064 comparesig  -2.0   1.0  -> -1

ddcms065 comparesig  -2.0   2.0  -> -1

ddcms066 comparesig  -1.0  -2.0  -> 1

ddcms067 comparesig  -1.0  -1.0  -> 0

ddcms068 comparesig  -1.0   0.0  -> -1

ddcms069 comparesig  -1.0   1.0  -> -1

ddcms070 comparesig  -1.0   2.0  -> -1

ddcms071 comparesig   0.0  -2.0  -> 1

ddcms072 comparesig   0.0  -1.0  -> 1

ddcms073 comparesig   0.0   0.0  -> 0

ddcms074 comparesig   0.0   1.0  -> -1

ddcms075 comparesig   0.0   2.0  -> -1

ddcms076 comparesig   1.0  -2.0  -> 1

ddcms077 comparesig   1.0  -1.0  -> 1

ddcms078 comparesig   1.0   0.0  -> 1

ddcms079 comparesig   1.0   1.0  -> 0

ddcms080 comparesig   1.0   2.0  -> -1

ddcms081 comparesig   2.0  -2.0  -> 1

ddcms082 comparesig   2.0  -1.0  -> 1

ddcms083 comparesig   2.0   0.0  -> 1

ddcms085 comparesig   2.0   1.0  -> 1

ddcms086 comparesig   2.0   2.0  -> 0

-- now some cases which might overflow if subtract were used

ddcms090 comparesig  9.999999999999999E+384 9.999999999999999E+384  -> 0

ddcms091 comparesig -9.999999999999999E+384 9.999999999999999E+384  -> -1

ddcms092 comparesig  9.999999999999999E+384 -9.999999999999999E+384 -> 1

ddcms093 comparesig -9.999999999999999E+384 -9.999999999999999E+384 -> 0

-- some differing length/exponent cases

ddcms100 comparesig   7.0    7.0    -> 0

ddcms101 comparesig   7.0    7      -> 0

ddcms102 comparesig   7      7.0    -> 0

ddcms103 comparesig   7E+0   7.0    -> 0

ddcms104 comparesig   70E-1  7.0    -> 0

ddcms105 comparesig   0.7E+1 7      -> 0

ddcms106 comparesig   70E-1  7      -> 0

ddcms107 comparesig   7.0    7E+0   -> 0

ddcms108 comparesig   7.0    70E-1  -> 0

ddcms109 comparesig   7      0.7E+1 -> 0

ddcms110 comparesig   7      70E-1  -> 0

ddcms120 comparesig   8.0    7.0    -> 1

ddcms121 comparesig   8.0    7      -> 1

ddcms122 comparesig   8      7.0    -> 1

ddcms123 comparesig   8E+0   7.0    -> 1

ddcms124 comparesig   80E-1  7.0    -> 1

ddcms125 comparesig   0.8E+1 7      -> 1

ddcms126 comparesig   80E-1  7      -> 1

ddcms127 comparesig   8.0    7E+0   -> 1

ddcms128 comparesig   8.0    70E-1  -> 1

ddcms129 comparesig   8      0.7E+1  -> 1

ddcms130 comparesig   8      70E-1  -> 1

ddcms140 comparesig   8.0    9.0    -> -1

ddcms141 comparesig   8.0    9      -> -1

ddcms142 comparesig   8      9.0    -> -1

ddcms143 comparesig   8E+0   9.0    -> -1

ddcms144 comparesig   80E-1  9.0    -> -1

ddcms145 comparesig   0.8E+1 9      -> -1

ddcms146 comparesig   80E-1  9      -> -1

ddcms147 comparesig   8.0    9E+0   -> -1

ddcms148 comparesig   8.0    90E-1  -> -1

ddcms149 comparesig   8      0.9E+1 -> -1

ddcms150 comparesig   8      90E-1  -> -1

-- and again, with sign changes -+ ..

ddcms200 comparesig  -7.0    7.0    -> -1

ddcms201 comparesig  -7.0    7      -> -1

ddcms202 comparesig  -7      7.0    -> -1

ddcms203 comparesig  -7E+0   7.0    -> -1

ddcms204 comparesig  -70E-1  7.0    -> -1

ddcms205 comparesig  -0.7E+1 7      -> -1

ddcms206 comparesig  -70E-1  7      -> -1

ddcms207 comparesig  -7.0    7E+0   -> -1

ddcms208 comparesig  -7.0    70E-1  -> -1

ddcms209 comparesig  -7      0.7E+1 -> -1

ddcms210 comparesig  -7      70E-1  -> -1

ddcms220 comparesig  -8.0    7.0    -> -1

ddcms221 comparesig  -8.0    7      -> -1

ddcms222 comparesig  -8      7.0    -> -1

ddcms223 comparesig  -8E+0   7.0    -> -1

ddcms224 comparesig  -80E-1  7.0    -> -1

ddcms225 comparesig  -0.8E+1 7      -> -1

ddcms226 comparesig  -80E-1  7      -> -1

ddcms227 comparesig  -8.0    7E+0   -> -1

ddcms228 comparesig  -8.0    70E-1  -> -1

ddcms229 comparesig  -8      0.7E+1 -> -1

ddcms230 comparesig  -8      70E-1  -> -1

ddcms240 comparesig  -8.0    9.0    -> -1

ddcms241 comparesig  -8.0    9      -> -1

ddcms242 comparesig  -8      9.0    -> -1

ddcms243 comparesig  -8E+0   9.0    -> -1

ddcms244 comparesig  -80E-1  9.0    -> -1

ddcms245 comparesig  -0.8E+1 9      -> -1

ddcms246 comparesig  -80E-1  9      -> -1

ddcms247 comparesig  -8.0    9E+0   -> -1

ddcms248 comparesig  -8.0    90E-1  -> -1

ddcms249 comparesig  -8      0.9E+1 -> -1

ddcms250 comparesig  -8      90E-1  -> -1

-- and again, with sign changes +- ..

ddcms300 comparesig   7.0    -7.0    -> 1

ddcms301 comparesig   7.0    -7      -> 1

ddcms302 comparesig   7      -7.0    -> 1

ddcms303 comparesig   7E+0   -7.0    -> 1

ddcms304 comparesig   70E-1  -7.0    -> 1

ddcms305 comparesig   .7E+1  -7      -> 1

ddcms306 comparesig   70E-1  -7      -> 1

ddcms307 comparesig   7.0    -7E+0   -> 1

ddcms308 comparesig   7.0    -70E-1  -> 1

ddcms309 comparesig   7      -.7E+1  -> 1

ddcms310 comparesig   7      -70E-1  -> 1

ddcms320 comparesig   8.0    -7.0    -> 1

ddcms321 comparesig   8.0    -7      -> 1

ddcms322 comparesig   8      -7.0    -> 1

ddcms323 comparesig   8E+0   -7.0    -> 1

ddcms324 comparesig   80E-1  -7.0    -> 1

ddcms325 comparesig   .8E+1  -7      -> 1

ddcms326 comparesig   80E-1  -7      -> 1

ddcms327 comparesig   8.0    -7E+0   -> 1

ddcms328 comparesig   8.0    -70E-1  -> 1

ddcms329 comparesig   8      -.7E+1  -> 1

ddcms330 comparesig   8      -70E-1  -> 1

ddcms340 comparesig   8.0    -9.0    -> 1

ddcms341 comparesig   8.0    -9      -> 1

ddcms342 comparesig   8      -9.0    -> 1

ddcms343 comparesig   8E+0   -9.0    -> 1

ddcms344 comparesig   80E-1  -9.0    -> 1

ddcms345 comparesig   .8E+1  -9      -> 1

ddcms346 comparesig   80E-1  -9      -> 1

ddcms347 comparesig   8.0    -9E+0   -> 1

ddcms348 comparesig   8.0    -90E-1  -> 1

ddcms349 comparesig   8      -.9E+1  -> 1

ddcms350 comparesig   8      -90E-1  -> 1

-- and again, with sign changes -- ..

ddcms400 comparesig   -7.0    -7.0    -> 0

ddcms401 comparesig   -7.0    -7      -> 0

ddcms402 comparesig   -7      -7.0    -> 0

ddcms403 comparesig   -7E+0   -7.0    -> 0

ddcms404 comparesig   -70E-1  -7.0    -> 0

ddcms405 comparesig   -.7E+1  -7      -> 0

ddcms406 comparesig   -70E-1  -7      -> 0

ddcms407 comparesig   -7.0    -7E+0   -> 0

ddcms408 comparesig   -7.0    -70E-1  -> 0

ddcms409 comparesig   -7      -.7E+1  -> 0

ddcms410 comparesig   -7      -70E-1  -> 0

ddcms420 comparesig   -8.0    -7.0    -> -1

ddcms421 comparesig   -8.0    -7      -> -1

ddcms422 comparesig   -8      -7.0    -> -1

ddcms423 comparesig   -8E+0   -7.0    -> -1

ddcms424 comparesig   -80E-1  -7.0    -> -1

ddcms425 comparesig   -.8E+1  -7      -> -1

ddcms426 comparesig   -80E-1  -7      -> -1

ddcms427 comparesig   -8.0    -7E+0   -> -1

ddcms428 comparesig   -8.0    -70E-1  -> -1

ddcms429 comparesig   -8      -.7E+1  -> -1

ddcms430 comparesig   -8      -70E-1  -> -1

ddcms440 comparesig   -8.0    -9.0    -> 1

ddcms441 comparesig   -8.0    -9      -> 1

ddcms442 comparesig   -8      -9.0    -> 1

ddcms443 comparesig   -8E+0   -9.0    -> 1

ddcms444 comparesig   -80E-1  -9.0    -> 1

ddcms445 comparesig   -.8E+1  -9      -> 1

ddcms446 comparesig   -80E-1  -9      -> 1

ddcms447 comparesig   -8.0    -9E+0   -> 1

ddcms448 comparesig   -8.0    -90E-1  -> 1

ddcms449 comparesig   -8      -.9E+1  -> 1

ddcms450 comparesig   -8      -90E-1  -> 1

-- testcases that subtract to lots of zeros at boundaries [pgr]

ddcms473 comparesig 123.4560000000000E-89 123.456E-89 -> 0

ddcms474 comparesig 123.456000000000E+89 123.456E+89 -> 0

ddcms475 comparesig 123.45600000000E-89 123.456E-89 -> 0

ddcms476 comparesig 123.4560000000E+89 123.456E+89 -> 0

ddcms477 comparesig 123.456000000E-89 123.456E-89 -> 0

ddcms478 comparesig 123.45600000E+89 123.456E+89 -> 0

ddcms479 comparesig 123.4560000E-89 123.456E-89 -> 0

ddcms480 comparesig 123.456000E+89 123.456E+89 -> 0

ddcms481 comparesig 123.45600E-89 123.456E-89 -> 0

ddcms482 comparesig 123.4560E+89 123.456E+89 -> 0

ddcms483 comparesig 123.456E-89 123.456E-89 -> 0

ddcms487 comparesig 123.456E+89 123.4560000000000E+89 -> 0

ddcms488 comparesig 123.456E-89 123.456000000000E-89 -> 0

ddcms489 comparesig 123.456E+89 123.45600000000E+89 -> 0

ddcms490 comparesig 123.456E-89 123.4560000000E-89 -> 0

ddcms491 comparesig 123.456E+89 123.456000000E+89 -> 0

ddcms492 comparesig 123.456E-89 123.45600000E-89 -> 0

ddcms493 comparesig 123.456E+89 123.4560000E+89 -> 0

ddcms494 comparesig 123.456E-89 123.456000E-89 -> 0

ddcms495 comparesig 123.456E+89 123.45600E+89 -> 0

ddcms496 comparesig 123.456E-89 123.4560E-89 -> 0

ddcms497 comparesig 123.456E+89 123.456E+89 -> 0

-- wide-ranging, around precision; signs equal

ddcms500 comparesig    1     1E-15    -> 1

ddcms501 comparesig    1     1E-14    -> 1

ddcms502 comparesig    1     1E-13    -> 1

ddcms503 comparesig    1     1E-12    -> 1

ddcms504 comparesig    1     1E-11    -> 1

ddcms505 comparesig    1     1E-10    -> 1

ddcms506 comparesig    1     1E-9     -> 1

ddcms507 comparesig    1     1E-8     -> 1

ddcms508 comparesig    1     1E-7     -> 1

ddcms509 comparesig    1     1E-6     -> 1

ddcms510 comparesig    1     1E-5     -> 1

ddcms511 comparesig    1     1E-4     -> 1

ddcms512 comparesig    1     1E-3     -> 1

ddcms513 comparesig    1     1E-2     -> 1

ddcms514 comparesig    1     1E-1     -> 1

ddcms515 comparesig    1     1E-0     -> 0

ddcms516 comparesig    1     1E+1     -> -1

ddcms517 comparesig    1     1E+2     -> -1

ddcms518 comparesig    1     1E+3     -> -1

ddcms519 comparesig    1     1E+4     -> -1

ddcms521 comparesig    1     1E+5     -> -1

ddcms522 comparesig    1     1E+6     -> -1

ddcms523 comparesig    1     1E+7     -> -1

ddcms524 comparesig    1     1E+8     -> -1

ddcms525 comparesig    1     1E+9     -> -1

ddcms526 comparesig    1     1E+10    -> -1

ddcms527 comparesig    1     1E+11    -> -1

ddcms528 comparesig    1     1E+12    -> -1

ddcms529 comparesig    1     1E+13    -> -1

ddcms530 comparesig    1     1E+14    -> -1

ddcms531 comparesig    1     1E+15    -> -1

-- LR swap

ddcms540 comparesig    1E-15  1       -> -1

ddcms541 comparesig    1E-14  1       -> -1

ddcms542 comparesig    1E-13  1       -> -1

ddcms543 comparesig    1E-12  1       -> -1

ddcms544 comparesig    1E-11  1       -> -1

ddcms545 comparesig    1E-10  1       -> -1

ddcms546 comparesig    1E-9   1       -> -1

ddcms547 comparesig    1E-8   1       -> -1

ddcms548 comparesig    1E-7   1       -> -1

ddcms549 comparesig    1E-6   1       -> -1

ddcms550 comparesig    1E-5   1       -> -1

ddcms551 comparesig    1E-4   1       -> -1

ddcms552 comparesig    1E-3   1       -> -1

ddcms553 comparesig    1E-2   1       -> -1

ddcms554 comparesig    1E-1   1       -> -1

ddcms555 comparesig    1E-0   1       ->  0

ddcms556 comparesig    1E+1   1       ->  1

ddcms557 comparesig    1E+2   1       ->  1

ddcms558 comparesig    1E+3   1       ->  1

ddcms559 comparesig    1E+4   1       ->  1

ddcms561 comparesig    1E+5   1       ->  1

ddcms562 comparesig    1E+6   1       ->  1

ddcms563 comparesig    1E+7   1       ->  1

ddcms564 comparesig    1E+8   1       ->  1

ddcms565 comparesig    1E+9   1       ->  1

ddcms566 comparesig    1E+10  1       ->  1

ddcms567 comparesig    1E+11  1       ->  1

ddcms568 comparesig    1E+12  1       ->  1

ddcms569 comparesig    1E+13  1       ->  1

ddcms570 comparesig    1E+14  1       ->  1

ddcms571 comparesig    1E+15  1       ->  1

-- similar with a useful coefficient, one side only

ddcms580 comparesig  0.000000987654321     1E-15    -> 1

ddcms581 comparesig  0.000000987654321     1E-14    -> 1

ddcms582 comparesig  0.000000987654321     1E-13    -> 1

ddcms583 comparesig  0.000000987654321     1E-12    -> 1

ddcms584 comparesig  0.000000987654321     1E-11    -> 1

ddcms585 comparesig  0.000000987654321     1E-10    -> 1

ddcms586 comparesig  0.000000987654321     1E-9     -> 1

ddcms587 comparesig  0.000000987654321     1E-8     -> 1

ddcms588 comparesig  0.000000987654321     1E-7     -> 1

ddcms589 comparesig  0.000000987654321     1E-6     -> -1

ddcms590 comparesig  0.000000987654321     1E-5     -> -1

ddcms591 comparesig  0.000000987654321     1E-4     -> -1

ddcms592 comparesig  0.000000987654321     1E-3     -> -1

ddcms593 comparesig  0.000000987654321     1E-2     -> -1

ddcms594 comparesig  0.000000987654321     1E-1     -> -1

ddcms595 comparesig  0.000000987654321     1E-0     -> -1

ddcms596 comparesig  0.000000987654321     1E+1     -> -1

ddcms597 comparesig  0.000000987654321     1E+2     -> -1

ddcms598 comparesig  0.000000987654321     1E+3     -> -1

ddcms599 comparesig  0.000000987654321     1E+4     -> -1

-- check some unit-y traps

ddcms600 comparesig   12            12.2345 -> -1

ddcms601 comparesig   12.0          12.2345 -> -1

ddcms602 comparesig   12.00         12.2345 -> -1

ddcms603 comparesig   12.000        12.2345 -> -1

ddcms604 comparesig   12.0000       12.2345 -> -1

ddcms605 comparesig   12.00000      12.2345 -> -1

ddcms606 comparesig   12.000000     12.2345 -> -1

ddcms607 comparesig   12.0000000    12.2345 -> -1

ddcms608 comparesig   12.00000000   12.2345 -> -1

ddcms609 comparesig   12.000000000  12.2345 -> -1

ddcms610 comparesig   12.1234 12            ->  1

ddcms611 comparesig   12.1234 12.0          ->  1

ddcms612 comparesig   12.1234 12.00         ->  1

ddcms613 comparesig   12.1234 12.000        ->  1

ddcms614 comparesig   12.1234 12.0000       ->  1

ddcms615 comparesig   12.1234 12.00000      ->  1

ddcms616 comparesig   12.1234 12.000000     ->  1

ddcms617 comparesig   12.1234 12.0000000    ->  1

ddcms618 comparesig   12.1234 12.00000000   ->  1

ddcms619 comparesig   12.1234 12.000000000  ->  1

ddcms620 comparesig  -12           -12.2345 ->  1

ddcms621 comparesig  -12.0         -12.2345 ->  1

ddcms622 comparesig  -12.00        -12.2345 ->  1

ddcms623 comparesig  -12.000       -12.2345 ->  1

ddcms624 comparesig  -12.0000      -12.2345 ->  1

ddcms625 comparesig  -12.00000     -12.2345 ->  1

ddcms626 comparesig  -12.000000    -12.2345 ->  1

ddcms627 comparesig  -12.0000000   -12.2345 ->  1

ddcms628 comparesig  -12.00000000  -12.2345 ->  1

ddcms629 comparesig  -12.000000000 -12.2345 ->  1

ddcms630 comparesig  -12.1234 -12           -> -1

ddcms631 comparesig  -12.1234 -12.0         -> -1

ddcms632 comparesig  -12.1234 -12.00        -> -1

ddcms633 comparesig  -12.1234 -12.000       -> -1

ddcms634 comparesig  -12.1234 -12.0000      -> -1

ddcms635 comparesig  -12.1234 -12.00000     -> -1

ddcms636 comparesig  -12.1234 -12.000000    -> -1

ddcms637 comparesig  -12.1234 -12.0000000   -> -1

ddcms638 comparesig  -12.1234 -12.00000000  -> -1

ddcms639 comparesig  -12.1234 -12.000000000 -> -1

-- extended zeros

ddcms640 comparesig   0     0   -> 0

ddcms641 comparesig   0    -0   -> 0

ddcms642 comparesig   0    -0.0 -> 0

ddcms643 comparesig   0     0.0 -> 0

ddcms644 comparesig  -0     0   -> 0

ddcms645 comparesig  -0    -0   -> 0

ddcms646 comparesig  -0    -0.0 -> 0

ddcms647 comparesig  -0     0.0 -> 0

ddcms648 comparesig   0.0   0   -> 0

ddcms649 comparesig   0.0  -0   -> 0

ddcms650 comparesig   0.0  -0.0 -> 0

ddcms651 comparesig   0.0   0.0 -> 0

ddcms652 comparesig  -0.0   0   -> 0

ddcms653 comparesig  -0.0  -0   -> 0

ddcms654 comparesig  -0.0  -0.0 -> 0

ddcms655 comparesig  -0.0   0.0 -> 0

ddcms656 comparesig  -0E1   0.0 -> 0

ddcms657 comparesig  -0E2   0.0 -> 0

ddcms658 comparesig   0E1   0.0 -> 0

ddcms659 comparesig   0E2   0.0 -> 0

ddcms660 comparesig  -0E1   0   -> 0

ddcms661 comparesig  -0E2   0   -> 0

ddcms662 comparesig   0E1   0   -> 0

ddcms663 comparesig   0E2   0   -> 0

ddcms664 comparesig  -0E1  -0E1 -> 0

ddcms665 comparesig  -0E2  -0E1 -> 0

ddcms666 comparesig   0E1  -0E1 -> 0

ddcms667 comparesig   0E2  -0E1 -> 0

ddcms668 comparesig  -0E1  -0E2 -> 0

ddcms669 comparesig  -0E2  -0E2 -> 0

ddcms670 comparesig   0E1  -0E2 -> 0

ddcms671 comparesig   0E2  -0E2 -> 0

ddcms672 comparesig  -0E1   0E1 -> 0

ddcms673 comparesig  -0E2   0E1 -> 0

ddcms674 comparesig   0E1   0E1 -> 0

ddcms675 comparesig   0E2   0E1 -> 0

ddcms676 comparesig  -0E1   0E2 -> 0

ddcms677 comparesig  -0E2   0E2 -> 0

ddcms678 comparesig   0E1   0E2 -> 0

ddcms679 comparesig   0E2   0E2 -> 0

-- trailing zeros; unit-y

ddcms680 comparesig   12    12           -> 0

ddcms681 comparesig   12    12.0         -> 0

ddcms682 comparesig   12    12.00        -> 0

ddcms683 comparesig   12    12.000       -> 0

ddcms684 comparesig   12    12.0000      -> 0

ddcms685 comparesig   12    12.00000     -> 0

ddcms686 comparesig   12    12.000000    -> 0

ddcms687 comparesig   12    12.0000000   -> 0

ddcms688 comparesig   12    12.00000000  -> 0

ddcms689 comparesig   12    12.000000000 -> 0

ddcms690 comparesig   12              12 -> 0

ddcms691 comparesig   12.0            12 -> 0

ddcms692 comparesig   12.00           12 -> 0

ddcms693 comparesig   12.000          12 -> 0

ddcms694 comparesig   12.0000         12 -> 0

ddcms695 comparesig   12.00000        12 -> 0

ddcms696 comparesig   12.000000       12 -> 0

ddcms697 comparesig   12.0000000      12 -> 0

ddcms698 comparesig   12.00000000     12 -> 0

ddcms699 comparesig   12.000000000    12 -> 0

-- first, second, & last digit

ddcms700 comparesig   1234567890123456 1234567890123455 -> 1

ddcms701 comparesig   1234567890123456 1234567890123456 -> 0

ddcms702 comparesig   1234567890123456 1234567890123457 -> -1

ddcms703 comparesig   1234567890123456 0234567890123456 -> 1

ddcms704 comparesig   1234567890123456 1234567890123456 -> 0

ddcms705 comparesig   1234567890123456 2234567890123456 -> -1

ddcms706 comparesig   1134567890123456 1034567890123456 -> 1

ddcms707 comparesig   1134567890123456 1134567890123456 -> 0

ddcms708 comparesig   1134567890123456 1234567890123456 -> -1

-- miscellaneous

ddcms721 comparesig 12345678000 1 -> 1

ddcms722 comparesig 1 12345678000 -> -1

ddcms723 comparesig 1234567800  1 -> 1

ddcms724 comparesig 1 1234567800  -> -1

ddcms725 comparesig 1234567890  1 -> 1

ddcms726 comparesig 1 1234567890  -> -1

ddcms727 comparesig 1234567891  1 -> 1

ddcms728 comparesig 1 1234567891  -> -1

ddcms729 comparesig 12345678901 1 -> 1

ddcms730 comparesig 1 12345678901 -> -1

ddcms731 comparesig 1234567896  1 -> 1

ddcms732 comparesig 1 1234567896  -> -1

-- residue cases at lower precision

ddcms740 comparesig  1  0.9999999  -> 1

ddcms741 comparesig  1  0.999999   -> 1

ddcms742 comparesig  1  0.99999    -> 1

ddcms743 comparesig  1  1.0000     -> 0

ddcms744 comparesig  1  1.00001    -> -1

ddcms745 comparesig  1  1.000001   -> -1

ddcms746 comparesig  1  1.0000001  -> -1

ddcms750 comparesig  0.9999999  1  -> -1

ddcms751 comparesig  0.999999   1  -> -1

ddcms752 comparesig  0.99999    1  -> -1

ddcms753 comparesig  1.0000     1  -> 0

ddcms754 comparesig  1.00001    1  -> 1

ddcms755 comparesig  1.000001   1  -> 1

ddcms756 comparesig  1.0000001  1  -> 1

-- Specials

ddcms780 comparesig  Inf  -Inf   ->  1

ddcms781 comparesig  Inf  -1000  ->  1