------------------------------------------------------------------------ -- compare.decTest -- decimal comparison that allows quiet NaNs -- -- Copyright (c) Mike Cowlishaw, 1981, 2010. All rights reserved. -- -- Parts copyright (c) IBM Corporation, 1981, 2008. -- ------------------------------------------------------------------------ -- Please see the document "General Decimal Arithmetic Testcases" -- -- at http://speleotrove.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, mfc@speleotrove.com -- ------------------------------------------------------------------------ version: 2.62 -- 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). extended: 1 precision: 9 rounding: half_up maxExponent: 999 minexponent: -999 -- sanity checks comx001 compare -2 -2 -> 0 comx002 compare -2 -1 -> -1 comx003 compare -2 0 -> -1 comx004 compare -2 1 -> -1 comx005 compare -2 2 -> -1 comx006 compare -1 -2 -> 1 comx007 compare -1 -1 -> 0 comx008 compare -1 0 -> -1 comx009 compare -1 1 -> -1 comx010 compare -1 2 -> -1 comx011 compare 0 -2 -> 1 comx012 compare 0 -1 -> 1 comx013 compare 0 0 -> 0 comx014 compare 0 1 -> -1 comx015 compare 0 2 -> -1 comx016 compare 1 -2 -> 1 comx017 compare 1 -1 -> 1 comx018 compare 1 0 -> 1 comx019 compare 1 1 -> 0 comx020 compare 1 2 -> -1 comx021 compare 2 -2 -> 1 comx022 compare 2 -1 -> 1 comx023 compare 2 0 -> 1 comx025 compare 2 1 -> 1 comx026 compare 2 2 -> 0 comx031 compare -20 -20 -> 0 comx032 compare -20 -10 -> -1 comx033 compare -20 00 -> -1 comx034 compare -20 10 -> -1 comx035 compare -20 20 -> -1 comx036 compare -10 -20 -> 1 comx037 compare -10 -10 -> 0 comx038 compare -10 00 -> -1 comx039 compare -10 10 -> -1 comx040 compare -10 20 -> -1 comx041 compare 00 -20 -> 1 comx042 compare 00 -10 -> 1 comx043 compare 00 00 -> 0 comx044 compare 00 10 -> -1 comx045 compare 00 20 -> -1 comx046 compare 10 -20 -> 1 comx047 compare 10 -10 -> 1 comx048 compare 10 00 -> 1 comx049 compare 10 10 -> 0 comx050 compare 10 20 -> -1 comx051 compare 20 -20 -> 1 comx052 compare 20 -10 -> 1 comx053 compare 20 00 -> 1 comx055 compare 20 10 -> 1 comx056 compare 20 20 -> 0 comx061 compare -2.0 -2.0 -> 0 comx062 compare -2.0 -1.0 -> -1 comx063 compare -2.0 0.0 -> -1 comx064 compare -2.0 1.0 -> -1 comx065 compare -2.0 2.0 -> -1 comx066 compare -1.0 -2.0 -> 1 comx067 compare -1.0 -1.0 -> 0 comx068 compare -1.0 0.0 -> -1 comx069 compare -1.0 1.0 -> -1 comx070 compare -1.0 2.0 -> -1 comx071 compare 0.0 -2.0 -> 1 comx072 compare 0.0 -1.0 -> 1 comx073 compare 0.0 0.0 -> 0 comx074 compare 0.0 1.0 -> -1 comx075 compare 0.0 2.0 -> -1 comx076 compare 1.0 -2.0 -> 1 comx077 compare 1.0 -1.0 -> 1 comx078 compare 1.0 0.0 -> 1 comx079 compare 1.0 1.0 -> 0 comx080 compare 1.0 2.0 -> -1 comx081 compare 2.0 -2.0 -> 1 comx082 compare 2.0 -1.0 -> 1 comx083 compare 2.0 0.0 -> 1 comx085 compare 2.0 1.0 -> 1 comx086 compare 2.0 2.0 -> 0 -- now some cases which might overflow if subtract were used maxexponent: 999999999 minexponent: -999999999 comx095 compare 9.99999999E+999999999 9.99999999E+999999999 -> 0 comx096 compare -9.99999999E+999999999 9.99999999E+999999999 -> -1 comx097 compare 9.99999999E+999999999 -9.99999999E+999999999 -> 1 comx098 compare -9.99999999E+999999999 -9.99999999E+999999999 -> 0 -- some differing length/exponent cases comx100 compare 7.0 7.0 -> 0 comx101 compare 7.0 7 -> 0 comx102 compare 7 7.0 -> 0 comx103 compare 7E+0 7.0 -> 0 comx104 compare 70E-1 7.0 -> 0 comx105 compare 0.7E+1 7 -> 0 comx106 compare 70E-1 7 -> 0 comx107 compare 7.0 7E+0 -> 0 comx108 compare 7.0 70E-1 -> 0 comx109 compare 7 0.7E+1 -> 0 comx110 compare 7 70E-1 -> 0 comx120 compare 8.0 7.0 -> 1 comx121 compare 8.0 7 -> 1 comx122 compare 8 7.0 -> 1 comx123 compare 8E+0 7.0 -> 1 comx124 compare 80E-1 7.0 -> 1 comx125 compare 0.8E+1 7 -> 1 comx126 compare 80E-1 7 -> 1 comx127 compare 8.0 7E+0 -> 1 comx128 compare 8.0 70E-1 -> 1 comx129 compare 8 0.7E+1 -> 1 comx130 compare 8 70E-1 -> 1 comx140 compare 8.0 9.0 -> -1 comx141 compare 8.0 9 -> -1 comx142 compare 8 9.0 -> -1 comx143 compare 8E+0 9.0 -> -1 comx144 compare 80E-1 9.0 -> -1 comx145 compare 0.8E+1 9 -> -1 comx146 compare 80E-1 9 -> -1 comx147 compare 8.0 9E+0 -> -1 comx148 compare 8.0 90E-1 -> -1 comx149 compare 8 0.9E+1 -> -1 comx150 compare 8 90E-1 -> -1 -- and again, with sign changes -+ .. comx200 compare -7.0 7.0 -> -1 comx201 compare -7.0 7 -> -1 comx202 compare -7 7.0 -> -1 comx203 compare -7E+0 7.0 -> -1 comx204 compare -70E-1 7.0 -> -1 comx205 compare -0.7E+1 7 -> -1 comx206 compare -70E-1 7 -> -1 comx207 compare -7.0 7E+0 -> -1 comx208 compare -7.0 70E-1 -> -1 comx209 compare -7 0.7E+1 -> -1 comx210 compare -7 70E-1 -> -1 comx220 compare -8.0 7.0 -> -1 comx221 compare -8.0 7 -> -1 comx222 compare -8 7.0 -> -1 comx223 compare -8E+0 7.0 -> -1 comx224 compare -80E-1 7.0 -> -1 comx225 compare -0.8E+1 7 -> -1 comx226 compare -80E-1 7 -> -1 comx227 compare -8.0 7E+0 -> -1 comx228 compare -8.0 70E-1 -> -1 comx229 compare -8 0.7E+1 -> -1 comx230 compare -8 70E-1 -> -1 comx240 compare -8.0 9.0 -> -1 comx241 compare -8.0 9 -> -1 comx242 compare -8 9.0 -> -1 comx243 compare -8E+0 9.0 -> -1 comx244 compare -80E-1 9.0 -> -1 comx245 compare -0.8E+1 9 -> -1 comx246 compare -80E-1 9 -> -1 comx247 compare -8.0 9E+0 -> -1 comx248 compare -8.0 90E-1 -> -1 comx249 compare -8 0.9E+1 -> -1 comx250 compare -8 90E-1 -> -1 -- and again, with sign changes +- .. comx300 compare 7.0 -7.0 -> 1 comx301 compare 7.0 -7 -> 1 comx302 compare 7 -7.0 -> 1 comx303 compare 7E+0 -7.0 -> 1 comx304 compare 70E-1 -7.0 -> 1 comx305 compare .7E+1 -7 -> 1 comx306 compare 70E-1 -7 -> 1 comx307 compare 7.0 -7E+0 -> 1 comx308 compare 7.0 -70E-1 -> 1 comx309 compare 7 -.7E+1 -> 1 comx310 compare 7 -70E-1 -> 1 comx320 compare 8.0 -7.0 -> 1 comx321 compare 8.0 -7 -> 1 comx322 compare 8 -7.0 -> 1 comx323 compare 8E+0 -7.0 -> 1 comx324 compare 80E-1 -7.0 -> 1 comx325 compare .8E+1 -7 -> 1 comx326 compare 80E-1 -7 -> 1 comx327 compare 8.0 -7E+0 -> 1 comx328 compare 8.0 -70E-1 -> 1 comx329 compare 8 -.7E+1 -> 1 comx330 compare 8 -70E-1 -> 1 comx340 compare 8.0 -9.0 -> 1 comx341 compare 8.0 -9 -> 1 comx342 compare 8 -9.0 -> 1 comx343 compare 8E+0 -9.0 -> 1 comx344 compare 80E-1 -9.0 -> 1 comx345 compare .8E+1 -9 -> 1 comx346 compare 80E-1 -9 -> 1 comx347 compare 8.0 -9E+0 -> 1 comx348 compare 8.0 -90E-1 -> 1 comx349 compare 8 -.9E+1 -> 1 comx350 compare 8 -90E-1 -> 1 -- and again, with sign changes -- .. comx400 compare -7.0 -7.0 -> 0 comx401 compare -7.0 -7 -> 0 comx402 compare -7 -7.0 -> 0 comx403 compare -7E+0 -7.0 -> 0 comx404 compare -70E-1 -7.0 -> 0 comx405 compare -.7E+1 -7 -> 0 comx406 compare -70E-1 -7 -> 0 comx407 compare -7.0 -7E+0 -> 0 comx408 compare -7.0 -70E-1 -> 0 comx409 compare -7 -.7E+1 -> 0 comx410 compare -7 -70E-1 -> 0 comx420 compare -8.0 -7.0 -> -1 comx421 compare -8.0 -7 -> -1 comx422 compare -8 -7.0 -> -1 comx423 compare -8E+0 -7.0 -> -1 comx424 compare -80E-1 -7.0 -> -1 comx425 compare -.8E+1 -7 -> -1 comx426 compare -80E-1 -7 -> -1 comx427 compare -8.0 -7E+0 -> -1 comx428 compare -8.0 -70E-1 -> -1 comx429 compare -8 -.7E+1 -> -1 comx430 compare -8 -70E-1 -> -1 comx440 compare -8.0 -9.0 -> 1 comx441 compare -8.0 -9 -> 1 comx442 compare -8 -9.0 -> 1 comx443 compare -8E+0 -9.0 -> 1 comx444 compare -80E-1 -9.0 -> 1 comx445 compare -.8E+1 -9 -> 1 comx446 compare -80E-1 -9 -> 1 comx447 compare -8.0 -9E+0 -> 1 comx448 compare -8.0 -90E-1 -> 1 comx449 compare -8 -.9E+1 -> 1 comx450 compare -8 -90E-1 -> 1 -- misalignment traps for little-endian comx451 compare 1.0 0.1 -> 1 comx452 compare 0.1 1.0 -> -1 comx453 compare 10.0 0.1 -> 1 comx454 compare 0.1 10.0 -> -1 comx455 compare 100 1.0 -> 1 comx456 compare 1.0 100 -> -1 comx457 compare 1000 10.0 -> 1 comx458 compare 10.0 1000 -> -1 comx459 compare 10000 100.0 -> 1 comx460 compare 100.0 10000 -> -1 comx461 compare 100000 1000.0 -> 1 comx462 compare 1000.0 100000 -> -1 comx463 compare 1000000 10000.0 -> 1 comx464 compare 10000.0 1000000 -> -1 -- testcases that subtract to lots of zeros at boundaries [pgr] precision: 40 comx470 compare 123.4560000000000000E789 123.456E789 -> 0 comx471 compare 123.456000000000000E-89 123.456E-89 -> 0 comx472 compare 123.45600000000000E789 123.456E789 -> 0 comx473 compare 123.4560000000000E-89 123.456E-89 -> 0 comx474 compare 123.456000000000E789 123.456E789 -> 0 comx475 compare 123.45600000000E-89 123.456E-89 -> 0 comx476 compare 123.4560000000E789 123.456E789 -> 0 comx477 compare 123.456000000E-89 123.456E-89 -> 0 comx478 compare 123.45600000E789 123.456E789 -> 0 comx479 compare 123.4560000E-89 123.456E-89 -> 0 comx480 compare 123.456000E789 123.456E789 -> 0 comx481 compare 123.45600E-89 123.456E-89 -> 0 comx482 compare 123.4560E789 123.456E789 -> 0 comx483 compare 123.456E-89 123.456E-89 -> 0 comx484 compare 123.456E-89 123.4560000000000000E-89 -> 0 comx485 compare 123.456E789 123.456000000000000E789 -> 0 comx486 compare 123.456E-89 123.45600000000000E-89 -> 0 comx487 compare 123.456E789 123.4560000000000E789 -> 0 comx488 compare 123.456E-89 123.456000000000E-89 -> 0 comx489 compare 123.456E789 123.45600000000E789 -> 0 comx490 compare 123.456E-89 123.4560000000E-89 -> 0 comx491 compare 123.456E789 123.456000000E789 -> 0 comx492 compare 123.456E-89 123.45600000E-89 -> 0 comx493 compare 123.456E789 123.4560000E789 -> 0 comx494 compare 123.456E-89 123.456000E-89 -> 0 comx495 compare 123.456E789 123.45600E789 -> 0 comx496 compare 123.456E-89 123.4560E-89 -> 0 comx497 compare 123.456E789 123.456E789 -> 0 -- wide-ranging, around precision; signs equal precision: 9 comx500 compare 1 1E-15 -> 1 comx501 compare 1 1E-14 -> 1 comx502 compare 1 1E-13 -> 1 comx503 compare 1 1E-12 -> 1 comx504 compare 1 1E-11 -> 1 comx505 compare 1 1E-10 -> 1 comx506 compare 1 1E-9 -> 1 comx507 compare 1 1E-8 -> 1 comx508 compare 1 1E-7 -> 1 comx509 compare 1 1E-6 -> 1 comx510 compare 1 1E-5 -> 1 comx511 compare 1 1E-4 -> 1 comx512 compare 1 1E-3 -> 1 comx513 compare 1 1E-2 -> 1 comx514 compare 1 1E-1 -> 1 comx515 compare 1 1E-0 -> 0 comx516 compare 1 1E+1 -> -1 comx517 compare 1 1E+2 -> -1 comx518 compare 1 1E+3 -> -1 comx519 compare 1 1E+4 -> -1 comx521 compare 1 1E+5 -> -1 comx522 compare 1 1E+6 -> -1 comx523 compare 1 1E+7 -> -1 comx524 compare 1 1E+8 -> -1 comx525 compare 1 1E+9 -> -1 comx526 compare 1 1E+10 -> -1 comx527 compare 1 1E+11 -> -1 comx528 compare 1 1E+12 -> -1 comx529 compare 1 1E+13 -> -1 comx530 compare 1 1E+14 -> -1 comx531 compare 1 1E+15 -> -1 -- LR swap comx540 compare 1E-15 1 -> -1 comx541 compare 1E-14 1 -> -1 comx542 compare 1E-13 1 -> -1 comx543 compare 1E-12 1 -> -1 comx544 compare 1E-11 1 -> -1 comx545 compare 1E-10 1 -> -1 comx546 compare 1E-9 1 -> -1 comx547 compare 1E-8 1 -> -1 comx548 compare 1E-7 1 -> -1 comx549 compare 1E-6 1 -> -1 comx550 compare 1E-5 1 -> -1 comx551 compare 1E-4 1 -> -1 comx552 compare 1E-3 1 -> -1 comx553 compare 1E-2 1 -> -1 comx554 compare 1E-1 1 -> -1 comx555 compare 1E-0 1 -> 0 comx556 compare 1E+1 1 -> 1 comx557 compare 1E+2 1 -> 1 comx558 compare 1E+3 1 -> 1 comx559 compare 1E+4 1 -> 1 comx561 compare 1E+5 1 -> 1 comx562 compare 1E+6 1 -> 1 comx563 compare 1E+7 1 -> 1 comx564 compare 1E+8 1 -> 1 comx565 compare 1E+9 1 -> 1 comx566 compare 1E+10 1 -> 1 comx567 compare 1E+11 1 -> 1 comx568 compare 1E+12 1 -> 1 comx569 compare 1E+13 1 -> 1 comx570 compare 1E+14 1 -> 1 comx571 compare 1E+15 1 -> 1 -- similar with a useful coefficient, one side only comx580 compare 0.000000987654321 1E-15 -> 1 comx581 compare 0.000000987654321 1E-14 -> 1 comx582 compare 0.000000987654321 1E-13 -> 1 comx583 compare 0.000000987654321 1E-12 -> 1 comx584 compare 0.000000987654321 1E-11 -> 1 comx585 compare 0.000000987654321 1E-10 -> 1 comx586 compare 0.000000987654321 1E-9 -> 1 comx587 compare 0.000000987654321 1E-8 -> 1 comx588 compare 0.000000987654321 1E-7 -> 1 comx589 compare 0.000000987654321 1E-6 -> -1 comx590 compare 0.000000987654321 1E-5 -> -1 comx591 compare 0.000000987654321 1E-4 -> -1 comx592 compare 0.000000987654321 1E-3 -> -1 comx593 compare 0.000000987654321 1E-2 -> -1 comx594 compare 0.000000987654321 1E-1 -> -1 comx595 compare 0.000000987654321 1E-0 -> -1 comx596 compare 0.000000987654321 1E+1 -> -1 comx597 compare 0.000000987654321 1E+2 -> -1 comx598 compare 0.000000987654321 1E+3 -> -1 comx599 compare 0.000000987654321 1E+4 -> -1 -- check some unit-y traps precision: 20 comx600 compare 12 12.2345 -> -1 comx601 compare 12.0 12.2345 -> -1 comx602 compare 12.00 12.2345 -> -1 comx603 compare 12.000 12.2345 -> -1 comx604 compare 12.0000 12.2345 -> -1 comx605 compare 12.00000 12.2345 -> -1 comx606 compare 12.000000 12.2345 -> -1 comx607 compare 12.0000000 12.2345 -> -1 comx608 compare 12.00000000 12.2345 -> -1 comx609 compare 12.000000000 12.2345 -> -1 comx610 compare 12.1234 12 -> 1 comx611 compare 12.1234 12.0 -> 1 comx612 compare 12.1234 12.00 -> 1 comx613 compare 12.1234 12.000 -> 1 comx614 compare 12.1234 12.0000 -> 1 comx615 compare 12.1234 12.00000 -> 1 comx616 compare 12.1234 12.000000 -> 1 comx617 compare 12.1234 12.0000000 -> 1 comx618 compare 12.1234 12.00000000 -> 1 comx619 compare 12.1234 12.000000000 -> 1 comx620 compare -12 -12.2345 -> 1 comx621 compare -12.0 -12.2345 -> 1 comx622 compare -12.00 -12.2345 -> 1 comx623 compare -12.000 -12.2345 -> 1 comx624 compare -12.0000 -12.2345 -> 1 comx625 compare -12.00000 -12.2345 -> 1 comx626 compare -12.000000 -12.2345 -> 1 comx627 compare -12.0000000 -12.2345 -> 1 comx628 compare -12.00000000 -12.2345 -> 1 comx629 compare -12.000000000 -12.2345 -> 1 comx630 compare -12.1234 -12 -> -1 comx631 compare -12.1234 -12.0 -> -1 comx632 compare -12.1234 -12.00 -> -1 comx633 compare -12.1234 -12.000 -> -1 comx634 compare -12.1234 -12.0000 -> -1 comx635 compare -12.1234 -12.00000 -> -1 comx636 compare -12.1234 -12.000000 -> -1 comx637 compare -12.1234 -12.0000000 -> -1 comx638 compare -12.1234 -12.00000000 -> -1 comx639 compare -12.1234 -12.000000000 -> -1 precision: 9 -- extended zeros comx640 compare 0 0 -> 0 comx641 compare 0 -0 -> 0 comx642 compare 0 -0.0 -> 0 comx643 compare 0 0.0 -> 0 comx644 compare -0 0 -> 0 comx645 compare -0 -0 -> 0 comx646 compare -0 -0.0 -> 0 comx647 compare -0 0.0 -> 0 comx648 compare 0.0 0 -> 0 comx649 compare 0.0 -0 -> 0 comx650 compare 0.0 -0.0 -> 0 comx651 compare 0.0 0.0 -> 0 comx652 compare -0.0 0 -> 0 comx653 compare -0.0 -0 -> 0 comx654 compare -0.0 -0.0 -> 0 comx655 compare -0.0 0.0 -> 0 comx656 compare -0E1 0.0 -> 0 comx657 compare -0E2 0.0 -> 0 comx658 compare 0E1 0.0 -> 0 comx659 compare 0E2 0.0 -> 0 comx660 compare -0E1 0 -> 0 comx661 compare -0E2 0 -> 0 comx662 compare 0E1 0 -> 0 comx663 compare 0E2 0 -> 0 comx664 compare -0E1 -0E1 -> 0 comx665 compare -0E2 -0E1 -> 0 comx666 compare 0E1 -0E1 -> 0 comx667 compare 0E2 -0E1 -> 0 comx668 compare -0E1 -0E2 -> 0 comx669 compare -0E2 -0E2 -> 0 comx670 compare 0E1 -0E2 -> 0 comx671 compare 0E2 -0E2 -> 0 comx672 compare -0E1 0E1 -> 0 comx673 compare -0E2 0E1 -> 0 comx674 compare 0E1 0E1 -> 0 comx675 compare 0E2 0E1 -> 0 comx676 compare -0E1 0E2 -> 0 comx677 compare -0E2 0E2 -> 0 comx678 compare 0E1 0E2 -> 0 comx679 compare 0E2 0E2 -> 0 -- trailing zeros; unit-y precision: 20 comx680 compare 12 12 -> 0 comx681 compare 12 12.0 -> 0 comx682 compare 12 12.00 -> 0 comx683 compare 12 12.000 -> 0 comx684 compare 12 12.0000 -> 0 comx685 compare 12 12.00000 -> 0 comx686 compare 12 12.000000 -> 0 comx687 compare 12 12.0000000 -> 0 comx688 compare 12 12.00000000 -> 0 comx689 compare 12 12.000000000 -> 0 comx690 compare 12 12 -> 0 comx691 compare 12.0 12 -> 0 comx692 compare 12.00 12 -> 0 comx693 compare 12.000 12 -> 0 comx694 compare 12.0000 12 -> 0 comx695 compare 12.00000 12 -> 0 comx696 compare 12.000000 12 -> 0 comx697 compare 12.0000000 12 -> 0 comx698 compare 12.00000000 12 -> 0 comx699 compare 12.000000000 12 -> 0 -- long operand checks maxexponent: 999 minexponent: -999 precision: 9 comx701 compare 12345678000 1 -> 1 comx702 compare 1 12345678000 -> -1 comx703 compare 1234567800 1 -> 1 comx704 compare 1 1234567800 -> -1 comx705 compare 1234567890 1 -> 1 comx706 compare 1 1234567890 -> -1 comx707 compare 1234567891 1 -> 1 comx708 compare 1 1234567891 -> -1 comx709 compare 12345678901 1 -> 1 comx710 compare 1 12345678901 -> -1 comx711 compare 1234567896 1 -> 1 comx712 compare 1 1234567896 -> -1 comx713 compare -1234567891 1 -> -1 comx714 compare 1 -1234567891 -> 1 comx715 compare -12345678901 1 -> -1 comx716 compare 1 -12345678901 -> 1 comx717 compare -1234567896 1 -> -1 comx718 compare 1 -1234567896 -> 1 precision: 15 -- same with plenty of precision comx721 compare 12345678000 1 -> 1 comx722 compare 1 12345678000 -> -1 comx723 compare 1234567800 1 -> 1 comx724 compare 1 1234567800 -> -1 comx725 compare 1234567890 1 -> 1 comx726 compare 1 1234567890 -> -1 comx727 compare 1234567891 1 -> 1 comx728 compare 1 1234567891 -> -1 comx729 compare 12345678901 1 -> 1 comx730 compare 1 12345678901 -> -1 comx731 compare 1234567896 1 -> 1 comx732 compare 1 1234567896 -> -1 -- residue cases precision: 5 comx740 compare 1 0.9999999 -> 1 comx741 compare 1 0.999999 -> 1 comx742 compare 1 0.99999 -> 1 comx743 compare 1 1.0000 -> 0 comx744 compare 1 1.00001 -> -1 comx745 compare 1 1.000001 -> -1 comx746 compare 1 1.0000001 -> -1 comx750 compare 0.9999999 1 -> -1 comx751 compare 0.999999 1 -> -1 comx752 compare 0.99999 1 -> -1 comx753 compare 1.0000 1 -> 0 comx754 compare 1.00001 1 -> 1 comx755 compare 1.000001 1 -> 1 comx756 compare 1.0000001 1 -> 1 -- a selection of longies comx760 compare -36852134.84194296250843579428931 -5830629.8347085025808756560357940 -> -1 comx761 compare -36852134.84194296250843579428931 -36852134.84194296250843579428931 -> 0 comx762 compare -36852134.94194296250843579428931 -36852134.84194296250843579428931 -> -1 comx763 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 -- precisions above or below the difference should have no effect precision: 11 comx764 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 10 comx765 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 9 comx766 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 8 comx767 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 7 comx768 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 6 comx769 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 5 comx770 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 4 comx771 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 3 comx772 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 2 comx773 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 precision: 1 comx774 compare -36852134.84194296250843579428931 -36852134.94194296250843579428931 -> 1 -- Specials precision: 9 comx780 compare Inf -Inf -> 1 comx781 compare Inf -1000 -> 1 comx782 compare Inf -1 -> 1 comx783 compare Inf -0 -> 1 comx784 compare Inf 0 -> 1 comx785 compare Inf 1 -> 1 comx786 compare Inf 1000 -> 1 comx787 compare Inf Inf -> 0 comx788 compare -1000 Inf -> -1 comx789 compare -Inf Inf -> -1 comx790 compare -1 Inf -> -1 comx791 compare -0 Inf -> -1 comx792 compare 0 Inf -> -1 comx793 compare 1 Inf -> -1 comx794 compare 1000 Inf -> -1 comx795 compare Inf Inf -> 0 comx800 compare -Inf -Inf -> 0 comx801 compare -Inf -1000 -> -1 comx802 compare -Inf -1 -> -1 comx803 compare -Inf -0 -> -1 comx804 compare -Inf 0 -> -1 comx805 compare -Inf 1 -> -1 comx806 compare -Inf 1000 -> -1 comx807 compare -Inf Inf -> -1 comx808 compare -Inf -Inf -> 0 comx809 compare -1000 -Inf -> 1 comx810 compare -1 -Inf -> 1 comx811 compare -0 -Inf -> 1 comx812 compare 0 -Inf -> 1 comx813 compare 1 -Inf -> 1 comx814 compare 1000 -Inf -> 1 comx815 compare Inf -Inf -> 1 comx821 compare NaN -Inf -> NaN comx822 compare NaN -1000 -> NaN comx823 compare NaN -1 -> NaN comx824 compare NaN -0 -> NaN comx825 compare NaN 0 -> NaN comx826 compare NaN 1 -> NaN comx827 compare NaN 1000 -> NaN comx828 compare NaN Inf -> NaN comx829 compare NaN NaN -> NaN comx830 compare -Inf NaN -> NaN comx831 compare -1000 NaN -> NaN comx832 compare -1 NaN -> NaN comx833 compare -0 NaN -> NaN comx834 compare 0 NaN -> NaN comx835 compare 1 NaN -> NaN comx836 compare 1000 NaN -> NaN comx837 compare Inf NaN -> NaN comx838 compare -NaN -NaN -> -NaN comx839 compare +NaN -NaN -> NaN comx840 compare -NaN +NaN -> -NaN comx841 compare sNaN -Inf -> NaN Invalid_operation comx842 compare sNaN -1000 -> NaN Invalid_operation comx843 compare sNaN -1 -> NaN Invalid_operation comx844 compare sNaN -0 -> NaN Invalid_operation comx845 compare sNaN 0 -> NaN Invalid_operation comx846 compare sNaN 1 -> NaN Invalid_operation comx847 compare sNaN 1000 -> NaN Invalid_operation comx848 compare sNaN NaN -> NaN Invalid_operation comx849 compare sNaN sNaN -> NaN Invalid_operation comx850 compare NaN sNaN -> NaN Invalid_operation comx851 compare -Inf sNaN -> NaN Invalid_operation comx852 compare -1000 sNaN -> NaN Invalid_operation comx853 compare -1 sNaN -> NaN Invalid_operation comx854 compare -0 sNaN -> NaN Invalid_operation comx855 compare 0 sNaN -> NaN Invalid_operation comx856 compare 1 sNaN -> NaN Invalid_operation comx857 compare 1000 sNaN -> NaN Invalid_operation comx858 compare Inf sNaN -> NaN Invalid_operation comx859 compare NaN sNaN -> NaN Invalid_operation -- propagating NaNs comx860 compare NaN9 -Inf -> NaN9 comx861 compare NaN8 999 -> NaN8 comx862 compare NaN77 Inf -> NaN77 comx863 compare -NaN67 NaN5 -> -NaN67 comx864 compare -Inf -NaN4 -> -NaN4 comx865 compare -999 -NaN33 -> -NaN33 comx866 compare Inf NaN2 -> NaN2 comx867 compare -NaN41 -NaN42 -> -NaN41 comx868 compare +NaN41 -NaN42 -> NaN41 comx869 compare -NaN41 +NaN42 -> -NaN41 comx870 compare +NaN41 +NaN42 -> NaN41 comx871 compare -sNaN99 -Inf -> -NaN99 Invalid_operation comx872 compare sNaN98 -11 -> NaN98 Invalid_operation comx873 compare sNaN97 NaN -> NaN97 Invalid_operation comx874 compare sNaN16 sNaN94 -> NaN16 Invalid_operation comx875 compare NaN85 sNaN83 -> NaN83 Invalid_operation comx876 compare -Inf sNaN92 -> NaN92 Invalid_operation comx877 compare 088 sNaN81 -> NaN81 Invalid_operation comx878 compare Inf sNaN90 -> NaN90 Invalid_operation comx879 compare NaN -sNaN89 -> -NaN89 Invalid_operation -- overflow and underflow tests .. subnormal results now allowed maxExponent: 999999999 minexponent: -999999999 comx880 compare +1.23456789012345E-0 9E+999999999 -> -1 comx881 compare 9E+999999999 +1.23456789012345E-0 -> 1 comx882 compare +0.100 9E-999999999 -> 1 comx883 compare 9E-999999999 +0.100 -> -1 comx885 compare -1.23456789012345E-0 9E+999999999 -> -1 comx886 compare 9E+999999999 -1.23456789012345E-0 -> 1 comx887 compare -0.100 9E-999999999 -> -1 comx888 compare 9E-999999999 -0.100 -> 1 comx889 compare 1e-599999999 1e-400000001 -> -1 comx890 compare 1e-599999999 1e-400000000 -> -1 comx891 compare 1e-600000000 1e-400000000 -> -1 comx892 compare 9e-999999998 0.01 -> -1 comx893 compare 9e-999999998 0.1 -> -1 comx894 compare 0.01 9e-999999998 -> 1 comx895 compare 1e599999999 1e400000001 -> 1 comx896 compare 1e599999999 1e400000000 -> 1 comx897 compare 1e600000000 1e400000000 -> 1 comx898 compare 9e999999998 100 -> 1 comx899 compare 9e999999998 10 -> 1 comx900 compare 100 9e999999998 -> -1 -- signs comx901 compare 1e+777777777 1e+411111111 -> 1 comx902 compare 1e+777777777 -1e+411111111 -> 1 comx903 compare -1e+777777777 1e+411111111 -> -1 comx904 compare -1e+777777777 -1e+411111111 -> -1 comx905 compare 1e-777777777 1e-411111111 -> -1 comx906 compare 1e-777777777 -1e-411111111 -> 1 comx907 compare -1e-777777777 1e-411111111 -> -1 comx908 compare -1e-777777777 -1e-411111111 -> 1 -- spread zeros comx910 compare 0E-383 0 -> 0 comx911 compare 0E-383 -0 -> 0 comx912 compare -0E-383 0 -> 0 comx913 compare -0E-383 -0 -> 0 comx914 compare 0E-383 0E+384 -> 0 comx915 compare 0E-383 -0E+384 -> 0 comx916 compare -0E-383 0E+384 -> 0 comx917 compare -0E-383 -0E+384 -> 0 comx918 compare 0 0E+384 -> 0 comx919 compare 0 -0E+384 -> 0 comx920 compare -0 0E+384 -> 0 comx921 compare -0 -0E+384 -> 0 comx930 compare 0E+384 0 -> 0 comx931 compare 0E+384 -0 -> 0 comx932 compare -0E+384 0 -> 0 comx933 compare -0E+384 -0 -> 0 comx934 compare 0E+384 0E-383 -> 0 comx935 compare 0E+384 -0E-383 -> 0 comx936 compare -0E+384 0E-383 -> 0 comx937 compare -0E+384 -0E-383 -> 0 comx938 compare 0 0E-383 -> 0 comx939 compare 0 -0E-383 -> 0 comx940 compare -0 0E-383 -> 0 comx941 compare -0 -0E-383 -> 0 -- Null tests comx990 compare 10 # -> NaN Invalid_operation comx991 compare # 10 -> NaN Invalid_operation