------------------------------------------------------------------------ -- ddCompareSig.decTest -- decDouble comparison; all NaNs signal -- -- Copyright (c) IBM Corporation, 1981, 2007. 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: 2.57 -- 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 ddcms782 comparesig Inf -1 -> 1 ddcms783 comparesig Inf -0 -> 1 ddcms784 comparesig Inf 0 -> 1 ddcms785 comparesig Inf 1 -> 1 ddcms786 comparesig Inf 1000 -> 1 ddcms787 comparesig Inf Inf -> 0 ddcms788 comparesig -1000 Inf -> -1 ddcms789 comparesig -Inf Inf -> -1 ddcms790 comparesig -1 Inf -> -1 ddcms791 comparesig -0 Inf -> -1 ddcms792 comparesig 0 Inf -> -1 ddcms793 comparesig 1 Inf -> -1 ddcms794 comparesig 1000 Inf -> -1 ddcms795 comparesig Inf Inf -> 0 ddcms800 comparesig -Inf -Inf -> 0 ddcms801 comparesig -Inf -1000 -> -1 ddcms802 comparesig -Inf -1 -> -1 ddcms803 comparesig -Inf -0 -> -1 ddcms804 comparesig -Inf 0 -> -1 ddcms805 comparesig -Inf 1 -> -1 ddcms806 comparesig -Inf 1000 -> -1 ddcms807 comparesig -Inf Inf -> -1 ddcms808 comparesig -Inf -Inf -> 0 ddcms809 comparesig -1000 -Inf -> 1 ddcms810 comparesig -1 -Inf -> 1 ddcms811 comparesig -0 -Inf -> 1 ddcms812 comparesig 0 -Inf -> 1 ddcms813 comparesig 1 -Inf -> 1 ddcms814 comparesig 1000 -Inf -> 1 ddcms815 comparesig Inf -Inf -> 1 ddcms821 comparesig NaN -Inf -> NaN Invalid_operation ddcms822 comparesig NaN -1000 -> NaN Invalid_operation ddcms823 comparesig NaN -1 -> NaN Invalid_operation ddcms824 comparesig NaN -0 -> NaN Invalid_operation ddcms825 comparesig NaN 0 -> NaN Invalid_operation ddcms826 comparesig NaN 1 -> NaN Invalid_operation ddcms827 comparesig NaN 1000 -> NaN Invalid_operation ddcms828 comparesig NaN Inf -> NaN Invalid_operation ddcms829 comparesig NaN NaN -> NaN Invalid_operation ddcms830 comparesig -Inf NaN -> NaN Invalid_operation ddcms831 comparesig -1000 NaN -> NaN Invalid_operation ddcms832 comparesig -1 NaN -> NaN Invalid_operation ddcms833 comparesig -0 NaN -> NaN Invalid_operation ddcms834 comparesig 0 NaN -> NaN Invalid_operation ddcms835 comparesig 1 NaN -> NaN Invalid_operation ddcms836 comparesig 1000 NaN -> NaN Invalid_operation ddcms837 comparesig Inf NaN -> NaN Invalid_operation ddcms838 comparesig -NaN -NaN -> -NaN Invalid_operation ddcms839 comparesig +NaN -NaN -> NaN Invalid_operation ddcms840 comparesig -NaN +NaN -> -NaN Invalid_operation ddcms841 comparesig sNaN -Inf -> NaN Invalid_operation ddcms842 comparesig sNaN -1000 -> NaN Invalid_operation ddcms843 comparesig sNaN -1 -> NaN Invalid_operation ddcms844 comparesig sNaN -0 -> NaN Invalid_operation ddcms845 comparesig sNaN 0 -> NaN Invalid_operation ddcms846 comparesig sNaN 1 -> NaN Invalid_operation ddcms847 comparesig sNaN 1000 -> NaN Invalid_operation ddcms848 comparesig sNaN NaN -> NaN Invalid_operation ddcms849 comparesig sNaN sNaN -> NaN Invalid_operation ddcms850 comparesig NaN sNaN -> NaN Invalid_operation ddcms851 comparesig -Inf sNaN -> NaN Invalid_operation ddcms852 comparesig -1000 sNaN -> NaN Invalid_operation ddcms853 comparesig -1 sNaN -> NaN Invalid_operation ddcms854 comparesig -0 sNaN -> NaN Invalid_operation ddcms855 comparesig 0 sNaN -> NaN Invalid_operation ddcms856 comparesig 1 sNaN -> NaN Invalid_operation ddcms857 comparesig 1000 sNaN -> NaN Invalid_operation ddcms858 comparesig Inf sNaN -> NaN Invalid_operation ddcms859 comparesig NaN sNaN -> NaN Invalid_operation -- propagating NaNs ddcms860 comparesig NaN9 -Inf -> NaN9 Invalid_operation ddcms861 comparesig NaN8 999 -> NaN8 Invalid_operation ddcms862 comparesig NaN77 Inf -> NaN77 Invalid_operation ddcms863 comparesig -NaN67 NaN5 -> -NaN67 Invalid_operation ddcms864 comparesig -Inf -NaN4 -> -NaN4 Invalid_operation ddcms865 comparesig -999 -NaN33 -> -NaN33 Invalid_operation ddcms866 comparesig Inf NaN2 -> NaN2 Invalid_operation ddcms867 comparesig -NaN41 -NaN42 -> -NaN41 Invalid_operation ddcms868 comparesig +NaN41 -NaN42 -> NaN41 Invalid_operation ddcms869 comparesig -NaN41 +NaN42 -> -NaN41 Invalid_operation ddcms870 comparesig +NaN41 +NaN42 -> NaN41 Invalid_operation ddcms871 comparesig -sNaN99 -Inf -> -NaN99 Invalid_operation ddcms872 comparesig sNaN98 -11 -> NaN98 Invalid_operation ddcms873 comparesig sNaN97 NaN -> NaN97 Invalid_operation ddcms874 comparesig sNaN16 sNaN94 -> NaN16 Invalid_operation ddcms875 comparesig NaN85 sNaN83 -> NaN83 Invalid_operation ddcms876 comparesig -Inf sNaN92 -> NaN92 Invalid_operation ddcms877 comparesig 088 sNaN81 -> NaN81 Invalid_operation ddcms878 comparesig Inf sNaN90 -> NaN90 Invalid_operation ddcms879 comparesig NaN -sNaN89 -> -NaN89 Invalid_operation -- wide range ddcms880 comparesig +1.23456789012345E-0 9E+384 -> -1 ddcms881 comparesig 9E+384 +1.23456789012345E-0 -> 1 ddcms882 comparesig +0.100 9E-383 -> 1 ddcms883 comparesig 9E-383 +0.100 -> -1 ddcms885 comparesig -1.23456789012345E-0 9E+384 -> -1 ddcms886 comparesig 9E+384 -1.23456789012345E-0 -> 1 ddcms887 comparesig -0.100 9E-383 -> -1 ddcms888 comparesig 9E-383 -0.100 -> 1 -- signs ddcms901 comparesig 1e+77 1e+11 -> 1 ddcms902 comparesig 1e+77 -1e+11 -> 1 ddcms903 comparesig -1e+77 1e+11 -> -1 ddcms904 comparesig -1e+77 -1e+11 -> -1 ddcms905 comparesig 1e-77 1e-11 -> -1 ddcms906 comparesig 1e-77 -1e-11 -> 1 ddcms907 comparesig -1e-77 1e-11 -> -1 ddcms908 comparesig -1e-77 -1e-11 -> 1 -- Null tests ddcms990 comparesig 10 # -> NaN Invalid_operation ddcms991 comparesig # 10 -> NaN Invalid_operation