17db96d56Sopenharmony_ci------------------------------------------------------------------------ 27db96d56Sopenharmony_ci-- ln.decTest -- decimal natural logarithm -- 37db96d56Sopenharmony_ci-- Copyright (c) IBM Corporation, 2005, 2008. All rights reserved. -- 47db96d56Sopenharmony_ci------------------------------------------------------------------------ 57db96d56Sopenharmony_ci-- Please see the document "General Decimal Arithmetic Testcases" -- 67db96d56Sopenharmony_ci-- at http://www2.hursley.ibm.com/decimal for the description of -- 77db96d56Sopenharmony_ci-- these testcases. -- 87db96d56Sopenharmony_ci-- -- 97db96d56Sopenharmony_ci-- These testcases are experimental ('beta' versions), and they -- 107db96d56Sopenharmony_ci-- may contain errors. They are offered on an as-is basis. In -- 117db96d56Sopenharmony_ci-- particular, achieving the same results as the tests here is not -- 127db96d56Sopenharmony_ci-- a guarantee that an implementation complies with any Standard -- 137db96d56Sopenharmony_ci-- or specification. The tests are not exhaustive. -- 147db96d56Sopenharmony_ci-- -- 157db96d56Sopenharmony_ci-- Please send comments, suggestions, and corrections to the author: -- 167db96d56Sopenharmony_ci-- Mike Cowlishaw, IBM Fellow -- 177db96d56Sopenharmony_ci-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- 187db96d56Sopenharmony_ci-- mfc@uk.ibm.com -- 197db96d56Sopenharmony_ci------------------------------------------------------------------------ 207db96d56Sopenharmony_civersion: 2.59 217db96d56Sopenharmony_ci 227db96d56Sopenharmony_ciextended: 1 237db96d56Sopenharmony_ciprecision: 16 247db96d56Sopenharmony_cirounding: half_even 257db96d56Sopenharmony_cimaxExponent: 384 267db96d56Sopenharmony_ciminexponent: -383 277db96d56Sopenharmony_ci 287db96d56Sopenharmony_ci-- basics (examples in specification) 297db96d56Sopenharmony_ciprecision: 9 307db96d56Sopenharmony_cilnxs001 ln 0 -> -Infinity 317db96d56Sopenharmony_cilnxs002 ln 1.000 -> 0 327db96d56Sopenharmony_cilnxs003 ln 2.71828183 -> 1.00000000 Inexact Rounded 337db96d56Sopenharmony_cilnxs004 ln 10 -> 2.30258509 Inexact Rounded 347db96d56Sopenharmony_cilnxs005 ln +Infinity -> Infinity 357db96d56Sopenharmony_ci 367db96d56Sopenharmony_ci 377db96d56Sopenharmony_ci-- basics 387db96d56Sopenharmony_ciprecision: 16 397db96d56Sopenharmony_cilnx0001 ln 0 -> -Infinity 407db96d56Sopenharmony_cilnx0002 ln 1E-9 -> -20.72326583694641 Inexact Rounded 417db96d56Sopenharmony_cilnx0003 ln 0.0007 -> -7.264430222920869 Inexact Rounded 427db96d56Sopenharmony_cilnx0004 ln 0.1 -> -2.302585092994046 Inexact Rounded 437db96d56Sopenharmony_cilnx0005 ln 0.7 -> -0.3566749439387324 Inexact Rounded 447db96d56Sopenharmony_cilnx0006 ln 1 -> 0 457db96d56Sopenharmony_cilnx0007 ln 1.000 -> 0 467db96d56Sopenharmony_cilnx0008 ln 1.5 -> 0.4054651081081644 Inexact Rounded 477db96d56Sopenharmony_cilnx0009 ln 2 -> 0.6931471805599453 Inexact Rounded 487db96d56Sopenharmony_cilnx0010 ln 2.718281828459045 -> 0.9999999999999999 Inexact Rounded 497db96d56Sopenharmony_cilnx0011 ln 2.718281828459046 -> 1.000000000000000 Inexact Rounded 507db96d56Sopenharmony_cilnx0012 ln 2.718281828459047 -> 1.000000000000001 Inexact Rounded 517db96d56Sopenharmony_cilnx0013 ln 10 -> 2.302585092994046 Inexact Rounded 527db96d56Sopenharmony_cilnx0014 ln 10.5 -> 2.351375257163478 Inexact Rounded 537db96d56Sopenharmony_cilnx0015 ln 9999 -> 9.210240366975849 Inexact Rounded 547db96d56Sopenharmony_cilnx0016 ln 1E6 -> 13.81551055796427 Inexact Rounded 557db96d56Sopenharmony_cilnx0017 ln 1E+9 -> 20.72326583694641 Inexact Rounded 567db96d56Sopenharmony_cilnx0018 ln +Infinity -> Infinity 577db96d56Sopenharmony_ci 587db96d56Sopenharmony_ci-- notable cases 597db96d56Sopenharmony_ci-- negatives 607db96d56Sopenharmony_cilnx0021 ln -1E-9 -> NaN Invalid_operation 617db96d56Sopenharmony_cilnx0022 ln -0.0007 -> NaN Invalid_operation 627db96d56Sopenharmony_cilnx0023 ln -0.1 -> NaN Invalid_operation 637db96d56Sopenharmony_cilnx0024 ln -0.7 -> NaN Invalid_operation 647db96d56Sopenharmony_cilnx0025 ln -1 -> NaN Invalid_operation 657db96d56Sopenharmony_cilnx0026 ln -1.5 -> NaN Invalid_operation 667db96d56Sopenharmony_cilnx0027 ln -2 -> NaN Invalid_operation 677db96d56Sopenharmony_cilnx0029 ln -10.5 -> NaN Invalid_operation 687db96d56Sopenharmony_cilnx0028 ln -9999 -> NaN Invalid_operation 697db96d56Sopenharmony_cilnx0030 ln -2.718281828459045 -> NaN Invalid_operation 707db96d56Sopenharmony_cilnx0031 ln -2.718281828459046 -> NaN Invalid_operation 717db96d56Sopenharmony_cilnx0032 ln -0 -> -Infinity 727db96d56Sopenharmony_cilnx0033 ln -0E+17 -> -Infinity 737db96d56Sopenharmony_cilnx0034 ln -0E-17 -> -Infinity 747db96d56Sopenharmony_ci-- other zeros 757db96d56Sopenharmony_cilnx0041 ln 0 -> -Infinity 767db96d56Sopenharmony_cilnx0042 ln 0E+17 -> -Infinity 777db96d56Sopenharmony_cilnx0043 ln 0E-17 -> -Infinity 787db96d56Sopenharmony_ci-- infinities 797db96d56Sopenharmony_cilnx0045 ln -Infinity -> NaN Invalid_operation 807db96d56Sopenharmony_cilnx0046 ln +Infinity -> Infinity 817db96d56Sopenharmony_ci-- ones 827db96d56Sopenharmony_cilnx0050 ln 1 -> 0 837db96d56Sopenharmony_cilnx0051 ln 1.0 -> 0 847db96d56Sopenharmony_cilnx0052 ln 1.000000000000000 -> 0 857db96d56Sopenharmony_cilnx0053 ln 1.000000000000000000 -> 0 867db96d56Sopenharmony_ci 877db96d56Sopenharmony_ci-- lower precision basics 887db96d56Sopenharmony_ciPrecision: 7 897db96d56Sopenharmony_cilnx0101 ln 0 -> -Infinity 907db96d56Sopenharmony_cilnx0102 ln 1E-9 -> -20.72327 Inexact Rounded 917db96d56Sopenharmony_cilnx0103 ln 0.0007 -> -7.264430 Inexact Rounded 927db96d56Sopenharmony_cilnx0104 ln 0.1 -> -2.302585 Inexact Rounded 937db96d56Sopenharmony_cilnx0105 ln 0.7 -> -0.3566749 Inexact Rounded 947db96d56Sopenharmony_cilnx0106 ln 1 -> 0 957db96d56Sopenharmony_cilnx0107 ln 1.5 -> 0.4054651 Inexact Rounded 967db96d56Sopenharmony_cilnx0108 ln 2 -> 0.6931472 Inexact Rounded 977db96d56Sopenharmony_cilnx0109 ln 2.718281828459045 -> 1.000000 Inexact Rounded 987db96d56Sopenharmony_cilnx0110 ln 2.718281828459046 -> 1.000000 Inexact Rounded 997db96d56Sopenharmony_cilnx0111 ln 2.718281828459047 -> 1.000000 Inexact Rounded 1007db96d56Sopenharmony_cilnx0112 ln 10 -> 2.302585 Inexact Rounded 1017db96d56Sopenharmony_cilnx0113 ln 10.5 -> 2.351375 Inexact Rounded 1027db96d56Sopenharmony_cilnx0114 ln 9999 -> 9.210240 Inexact Rounded 1037db96d56Sopenharmony_cilnx0115 ln 1E6 -> 13.81551 Inexact Rounded 1047db96d56Sopenharmony_cilnx0116 ln 1E+9 -> 20.72327 Inexact Rounded 1057db96d56Sopenharmony_cilnx0117 ln +Infinity -> Infinity 1067db96d56Sopenharmony_ciPrecision: 2 1077db96d56Sopenharmony_cilnx0121 ln 0 -> -Infinity 1087db96d56Sopenharmony_cilnx0122 ln 1E-9 -> -21 Inexact Rounded 1097db96d56Sopenharmony_cilnx0123 ln 0.0007 -> -7.3 Inexact Rounded 1107db96d56Sopenharmony_cilnx0124 ln 0.1 -> -2.3 Inexact Rounded 1117db96d56Sopenharmony_cilnx0125 ln 0.7 -> -0.36 Inexact Rounded 1127db96d56Sopenharmony_cilnx0126 ln 1 -> 0 1137db96d56Sopenharmony_cilnx0127 ln 1.5 -> 0.41 Inexact Rounded 1147db96d56Sopenharmony_cilnx0128 ln 2 -> 0.69 Inexact Rounded 1157db96d56Sopenharmony_cilnx0129 ln 2.718281828459045 -> 1.0 Inexact Rounded 1167db96d56Sopenharmony_cilnx0130 ln 2.718281828459046 -> 1.0 Inexact Rounded 1177db96d56Sopenharmony_cilnx0131 ln 2.718281828459047 -> 1.0 Inexact Rounded 1187db96d56Sopenharmony_cilnx0132 ln 10 -> 2.3 Inexact Rounded 1197db96d56Sopenharmony_cilnx0133 ln 10.5 -> 2.4 Inexact Rounded 1207db96d56Sopenharmony_cilnx0134 ln 9999 -> 9.2 Inexact Rounded 1217db96d56Sopenharmony_cilnx0135 ln 1E6 -> 14 Inexact Rounded 1227db96d56Sopenharmony_cilnx0136 ln 1E+9 -> 21 Inexact Rounded 1237db96d56Sopenharmony_cilnx0137 ln +Infinity -> Infinity 1247db96d56Sopenharmony_ciPrecision: 1 1257db96d56Sopenharmony_cilnx0141 ln 0 -> -Infinity 1267db96d56Sopenharmony_cilnx0142 ln 1E-9 -> -2E+1 Inexact Rounded 1277db96d56Sopenharmony_cilnx0143 ln 0.0007 -> -7 Inexact Rounded 1287db96d56Sopenharmony_cilnx0144 ln 0.1 -> -2 Inexact Rounded 1297db96d56Sopenharmony_cilnx0145 ln 0.7 -> -0.4 Inexact Rounded 1307db96d56Sopenharmony_cilnx0146 ln 1 -> 0 1317db96d56Sopenharmony_cilnx0147 ln 1.5 -> 0.4 Inexact Rounded 1327db96d56Sopenharmony_cilnx0148 ln 2 -> 0.7 Inexact Rounded 1337db96d56Sopenharmony_cilnx0149 ln 2.718281828459045 -> 1 Inexact Rounded 1347db96d56Sopenharmony_cilnx0150 ln 2.718281828459046 -> 1 Inexact Rounded 1357db96d56Sopenharmony_cilnx0151 ln 2.718281828459047 -> 1 Inexact Rounded 1367db96d56Sopenharmony_cilnx0152 ln 10 -> 2 Inexact Rounded 1377db96d56Sopenharmony_cilnx0153 ln 10.5 -> 2 Inexact Rounded 1387db96d56Sopenharmony_cilnx0154 ln 9999 -> 9 Inexact Rounded 1397db96d56Sopenharmony_cilnx0155 ln 1E6 -> 1E+1 Inexact Rounded 1407db96d56Sopenharmony_cilnx0156 ln 1E+9 -> 2E+1 Inexact Rounded 1417db96d56Sopenharmony_cilnx0157 ln +Infinity -> Infinity 1427db96d56Sopenharmony_ci 1437db96d56Sopenharmony_ci-- group low-precision ln(1)s: 1447db96d56Sopenharmony_ciprecision: 1 1457db96d56Sopenharmony_cilnx0161 ln 1 -> 0 1467db96d56Sopenharmony_ciprecision: 2 1477db96d56Sopenharmony_cilnx0162 ln 1 -> 0 1487db96d56Sopenharmony_ciprecision: 3 1497db96d56Sopenharmony_cilnx0163 ln 1 -> 0 1507db96d56Sopenharmony_ciprecision: 4 1517db96d56Sopenharmony_cilnx0164 ln 1 -> 0 1527db96d56Sopenharmony_ciprecision: 5 1537db96d56Sopenharmony_cilnx0165 ln 1 -> 0 1547db96d56Sopenharmony_ciprecision: 6 1557db96d56Sopenharmony_cilnx0166 ln 1 -> 0 1567db96d56Sopenharmony_ciprecision: 7 1577db96d56Sopenharmony_cilnx0167 ln 1 -> 0 1587db96d56Sopenharmony_ciprecision: 8 1597db96d56Sopenharmony_cilnx0168 ln 1 -> 0 1607db96d56Sopenharmony_ci 1617db96d56Sopenharmony_ci-- edge-test ln(2) and ln(10) in case of lookasides 1627db96d56Sopenharmony_ciprecision: 45 1637db96d56Sopenharmony_cilnx201 ln 2 -> 0.693147180559945309417232121458176568075500134 Inexact Rounded 1647db96d56Sopenharmony_cilnx202 ln 10 -> 2.30258509299404568401799145468436420760110149 Inexact Rounded 1657db96d56Sopenharmony_ciprecision: 44 1667db96d56Sopenharmony_cilnx203 ln 2 -> 0.69314718055994530941723212145817656807550013 Inexact Rounded 1677db96d56Sopenharmony_cilnx204 ln 10 -> 2.3025850929940456840179914546843642076011015 Inexact Rounded 1687db96d56Sopenharmony_ciprecision: 43 1697db96d56Sopenharmony_cilnx205 ln 2 -> 0.6931471805599453094172321214581765680755001 Inexact Rounded 1707db96d56Sopenharmony_cilnx206 ln 10 -> 2.302585092994045684017991454684364207601101 Inexact Rounded 1717db96d56Sopenharmony_ciprecision: 42 1727db96d56Sopenharmony_cilnx207 ln 2 -> 0.693147180559945309417232121458176568075500 Inexact Rounded 1737db96d56Sopenharmony_cilnx208 ln 10 -> 2.30258509299404568401799145468436420760110 Inexact Rounded 1747db96d56Sopenharmony_ciprecision: 41 1757db96d56Sopenharmony_cilnx209 ln 2 -> 0.69314718055994530941723212145817656807550 Inexact Rounded 1767db96d56Sopenharmony_cilnx210 ln 10 -> 2.3025850929940456840179914546843642076011 Inexact Rounded 1777db96d56Sopenharmony_ciprecision: 40 1787db96d56Sopenharmony_cilnx211 ln 2 -> 0.6931471805599453094172321214581765680755 Inexact Rounded 1797db96d56Sopenharmony_cilnx212 ln 10 -> 2.302585092994045684017991454684364207601 Inexact Rounded 1807db96d56Sopenharmony_ciprecision: 39 1817db96d56Sopenharmony_cilnx213 ln 2 -> 0.693147180559945309417232121458176568076 Inexact Rounded 1827db96d56Sopenharmony_cilnx214 ln 10 -> 2.30258509299404568401799145468436420760 Inexact Rounded 1837db96d56Sopenharmony_ciprecision: 38 1847db96d56Sopenharmony_cilnx215 ln 2 -> 0.69314718055994530941723212145817656808 Inexact Rounded 1857db96d56Sopenharmony_cilnx216 ln 10 -> 2.3025850929940456840179914546843642076 Inexact Rounded 1867db96d56Sopenharmony_ciprecision: 37 1877db96d56Sopenharmony_cilnx217 ln 2 -> 0.6931471805599453094172321214581765681 Inexact Rounded 1887db96d56Sopenharmony_cilnx218 ln 10 -> 2.302585092994045684017991454684364208 Inexact Rounded 1897db96d56Sopenharmony_ciprecision: 36 1907db96d56Sopenharmony_cilnx219 ln 2 -> 0.693147180559945309417232121458176568 Inexact Rounded 1917db96d56Sopenharmony_cilnx220 ln 10 -> 2.30258509299404568401799145468436421 Inexact Rounded 1927db96d56Sopenharmony_ciprecision: 35 1937db96d56Sopenharmony_cilnx221 ln 2 -> 0.69314718055994530941723212145817657 Inexact Rounded 1947db96d56Sopenharmony_cilnx222 ln 10 -> 2.3025850929940456840179914546843642 Inexact Rounded 1957db96d56Sopenharmony_ciprecision: 34 1967db96d56Sopenharmony_cilnx223 ln 2 -> 0.6931471805599453094172321214581766 Inexact Rounded 1977db96d56Sopenharmony_cilnx224 ln 10 -> 2.302585092994045684017991454684364 Inexact Rounded 1987db96d56Sopenharmony_ciprecision: 33 1997db96d56Sopenharmony_cilnx225 ln 2 -> 0.693147180559945309417232121458177 Inexact Rounded 2007db96d56Sopenharmony_cilnx226 ln 10 -> 2.30258509299404568401799145468436 Inexact Rounded 2017db96d56Sopenharmony_ciprecision: 32 2027db96d56Sopenharmony_cilnx227 ln 2 -> 0.69314718055994530941723212145818 Inexact Rounded 2037db96d56Sopenharmony_cilnx228 ln 10 -> 2.3025850929940456840179914546844 Inexact Rounded 2047db96d56Sopenharmony_ciprecision: 31 2057db96d56Sopenharmony_cilnx229 ln 2 -> 0.6931471805599453094172321214582 Inexact Rounded 2067db96d56Sopenharmony_cilnx230 ln 10 -> 2.302585092994045684017991454684 Inexact Rounded 2077db96d56Sopenharmony_ciprecision: 30 2087db96d56Sopenharmony_cilnx231 ln 2 -> 0.693147180559945309417232121458 Inexact Rounded 2097db96d56Sopenharmony_cilnx232 ln 10 -> 2.30258509299404568401799145468 Inexact Rounded 2107db96d56Sopenharmony_ci 2117db96d56Sopenharmony_ci-- extreme input range values 2127db96d56Sopenharmony_cimaxExponent: 384 2137db96d56Sopenharmony_ciminExponent: -383 2147db96d56Sopenharmony_ciPrecision: 16 2157db96d56Sopenharmony_ci 2167db96d56Sopenharmony_cilnx0901 ln 1e-400 -> -921.0340371976183 Inexact Rounded 2177db96d56Sopenharmony_cilnx0902 ln 1e+400 -> 921.0340371976183 Inexact Rounded 2187db96d56Sopenharmony_cilnx0903 ln 1e-999999 -> -2302582.790408953 Inexact Rounded 2197db96d56Sopenharmony_cilnx0904 ln 1e+999999 -> 2302582.790408953 Inexact Rounded 2207db96d56Sopenharmony_cilnx0905 ln 1e-1000013 -> -2302615.026600255 Inexact Rounded 2217db96d56Sopenharmony_cilnx0906 ln 2e-1000013 -> -2302614.333453074 Inexact Rounded 2227db96d56Sopenharmony_ci 2237db96d56Sopenharmony_cilnx0910 ln 9.999999e+999999 -> 2302585.092993946 Inexact Rounded 2247db96d56Sopenharmony_cilnx0911 ln 9.9999999e+999999 -> 2302585.092994036 Inexact Rounded 2257db96d56Sopenharmony_cilnx0912 ln 9.99999999e+999999 -> 2302585.092994045 Inexact Rounded 2267db96d56Sopenharmony_cilnx0913 ln 9.999999999e+999999 -> 2302585.092994046 Inexact Rounded 2277db96d56Sopenharmony_cilnx0914 ln 9.999999999999e+999999 -> 2302585.092994046 Inexact Rounded 2287db96d56Sopenharmony_cilnx0915 ln 9.999999999999999e+999999 -> 2302585.092994046 Inexact Rounded 2297db96d56Sopenharmony_cilnx0916 ln 9.999999999999999999999999e+999999 -> 2302585.092994046 Inexact Rounded 2307db96d56Sopenharmony_ci 2317db96d56Sopenharmony_ci-- randoms 2327db96d56Sopenharmony_ci-- P=50, within 0-999 2337db96d56Sopenharmony_ciPrecision: 50 2347db96d56Sopenharmony_cimaxExponent: 384 2357db96d56Sopenharmony_ciminExponent: -383 2367db96d56Sopenharmony_cilnx1501 ln 0.00098800906574486388604608477869812518857023768951 -> -6.9198186844033787995945147836955586009548513043689 Inexact Rounded 2377db96d56Sopenharmony_cilnx1502 ln 158.15866624664623070184595045304145949900714987827 -> 5.0635987458895647454907806507503825602758392287684 Inexact Rounded 2387db96d56Sopenharmony_cilnx1503 ln 0.00565661412059571925040285814021799775249288309321 -> -5.1749297776760632102047540300491550931651318975237 Inexact Rounded 2397db96d56Sopenharmony_cilnx1504 ln 0.00000006914232532620489602008402091666547903180607 -> -16.487098770877825308138976818688771638172333034347 Inexact Rounded 2407db96d56Sopenharmony_cilnx1505 ln 0.00025380374621297657504661540749355251231770070723 -> -8.2789492423005003205242162741569033124260321954589 Inexact Rounded 2417db96d56Sopenharmony_cilnx1506 ln 83.033654063877426261108592599182418953442677554806 -> 4.4192459962647137976949249810815698465031609843669 Inexact Rounded 2427db96d56Sopenharmony_cilnx1507 ln 0.00000000416863228092481651627734668440663678118729 -> -19.295677845122141772791294599714950175284915666430 Inexact Rounded 2437db96d56Sopenharmony_cilnx1508 ln 0.00000140847873187820570181214271960511080523457669 -> -13.473000349581967189668305314384952251556809480339 Inexact Rounded 2447db96d56Sopenharmony_cilnx1509 ln 66.176106555181527101630351127583944689752069132522 -> 4.1923194696232505883666171116966137694013431504252 Inexact Rounded 2457db96d56Sopenharmony_cilnx1510 ln 0.00000000000009899043487403590900111602024562297908 -> -29.943753166877840985821508112917991506656545174163 Inexact Rounded 2467db96d56Sopenharmony_cilnx1511 ln 0.00000000000324618296721747097510453388683912733569 -> -26.453541281444586819009546418577507163362590139422 Inexact Rounded 2477db96d56Sopenharmony_cilnx1512 ln 72.646968818463546449499147579023555008392860423385 -> 4.2856116660689646882852128853423566276718230426479 Inexact Rounded 2487db96d56Sopenharmony_cilnx1513 ln 0.00000000000000066755483124635612574263153825990523 -> -34.942910142802769319262875080398852491588707172483 Inexact Rounded 2497db96d56Sopenharmony_cilnx1514 ln 61.002910447202398204114909451851111424657671911002 -> 4.1109215752843377323363182051446177066434038096529 Inexact Rounded 2507db96d56Sopenharmony_cilnx1515 ln 917.06917611331980999227893584010544542312239174774 -> 6.8211829068303114128752453661946446979787826282907 Inexact Rounded 2517db96d56Sopenharmony_cilnx1516 ln 0.00000000170823794883673083358549749078972003965194 -> -20.187803436976150477297246666771626827057191023004 Inexact Rounded 2527db96d56Sopenharmony_cilnx1517 ln 0.53731767845358224445809761315159249898566542910649 -> -0.62116577939968409211736413628236285160048357000961 Inexact Rounded 2537db96d56Sopenharmony_cilnx1518 ln 0.00000000000000008965291392882804161299758708033373 -> -36.950585970980857376081265073276303670820056916206 Inexact Rounded 2547db96d56Sopenharmony_cilnx1519 ln 0.00000000006990244916026429904498278982530170295668 -> -23.383920429244457578373523508427783144589480420753 Inexact Rounded 2557db96d56Sopenharmony_cilnx1520 ln 4.0312542977070300070506064666536478373801988540614 -> 1.3940775676592451945795752796421391871302024763305 Inexact Rounded 2567db96d56Sopenharmony_cilnx1521 ln 271.84991311551875601432518819562391699324632396423 -> 5.6052501239873862517916679747146539808077431873478 Inexact Rounded 2577db96d56Sopenharmony_cilnx1522 ln 7.4118671629373864667229445746862314443895404818689 -> 2.0030823863706344628239147639318289961917060121141 Inexact Rounded 2587db96d56Sopenharmony_cilnx1523 ln 0.00000000000002026311452625364905357321664186034258 -> -31.529974180054438792043856877314043794320951134754 Inexact Rounded 2597db96d56Sopenharmony_cilnx1524 ln 0.00000000000009563398651261756952398250624737809347 -> -29.978248130576972953141284136962670021368834792579 Inexact Rounded 2607db96d56Sopenharmony_cilnx1525 ln 0.00000000009556772669409858653026558223465197808991 -> -23.071185939748285541228206161472956661196956741186 Inexact Rounded 2617db96d56Sopenharmony_cilnx1526 ln 6.8441648298027301292342057248737326152250794026761 -> 1.9233964395801946597272589473417948024361005082908 Inexact Rounded 2627db96d56Sopenharmony_cilnx1527 ln 0.00000000000073059699884439979394945822035704264577 -> -27.944914388353724718836101828677771967128509603158 Inexact Rounded 2637db96d56Sopenharmony_cilnx1528 ln 0.00000000000000002610078280419082263138064745416787 -> -38.184566367516207885573773320135965798717120735115 Inexact Rounded 2647db96d56Sopenharmony_cilnx1529 ln 0.00000000000000000150259517166294243088546806083283 -> -41.039337946266676108538170837580051699618334928421 Inexact Rounded 2657db96d56Sopenharmony_cilnx1530 ln 0.00000000000000087919160541714580707181969708502091 -> -34.667528818827671507514319744047440696187358676848 Inexact Rounded 2667db96d56Sopenharmony_cilnx1531 ln 0.00000000000395726725120787763271849577708068584598 -> -26.255467416961357741818735787226671938678424748431 Inexact Rounded 2677db96d56Sopenharmony_cilnx1532 ln 0.00000000002014334901669366218018377213150715938355 -> -24.628146955635359035289123027319969201693737159108 Inexact Rounded 2687db96d56Sopenharmony_cilnx1533 ln 0.00000008097927101101093117753938766241442896030637 -> -16.329072628469715178637178365710373398203190937454 Inexact Rounded 2697db96d56Sopenharmony_cilnx1534 ln 0.00000000000017115834162632864392039668116243984176 -> -29.396187292434898225453626794459285157263177528034 Inexact Rounded 2707db96d56Sopenharmony_cilnx1535 ln 0.39168317593866334087305459933723864294857086105035 -> -0.93730199062757240485836637306785037368746737693029 Inexact Rounded 2717db96d56Sopenharmony_cilnx1536 ln 79.335036798971515026519630103325369729637514127617 -> 4.3736798570287828823772149735170431010616961976965 Inexact Rounded 2727db96d56Sopenharmony_cilnx1537 ln 0.00000000000000056004952129926137413602116591493625 -> -35.118506463181870020730685884333000241039028127213 Inexact Rounded 2737db96d56Sopenharmony_cilnx1538 ln 0.00000006006035907843890918832481099660639553666078 -> -16.627915795747112566532705974853114454405010472043 Inexact Rounded 2747db96d56Sopenharmony_cilnx1539 ln 0.00000000085242024937414906371333826574632450587590 -> -20.882941460268101080186482230657774997273494107221 Inexact Rounded 2757db96d56Sopenharmony_cilnx1540 ln 0.00000000000043671099499262350316173246550771951561 -> -28.459504757285639221776305968469058854558726593945 Inexact Rounded 2767db96d56Sopenharmony_ci 2777db96d56Sopenharmony_ci-- P=34, within 0-999 2787db96d56Sopenharmony_ciPrecision: 34 2797db96d56Sopenharmony_cilnx1201 ln 0.0086732880815927182997566810334394 -> -4.747507311920844752486938187973721 Inexact Rounded 2807db96d56Sopenharmony_cilnx1202 ln 0.0007104103693460260609792222569854 -> -7.249667769903503023005549250347695 Inexact Rounded 2817db96d56Sopenharmony_cilnx1203 ln 786.8398945385105190697541493392742 -> 6.668024790031836340471824147010546 Inexact Rounded 2827db96d56Sopenharmony_cilnx1204 ln 0.7723073620282687656895190171967399 -> -0.2583726708506850868786816238217326 Inexact Rounded 2837db96d56Sopenharmony_cilnx1205 ln 0.0061057951517197631287183938412200 -> -5.098516933918797347064454103742635 Inexact Rounded 2847db96d56Sopenharmony_cilnx1206 ln 0.6181379708184393730103917562498745 -> -0.4810435926903365087463387760350021 Inexact Rounded 2857db96d56Sopenharmony_cilnx1207 ln 09.13888261229039989110753389096760 -> 2.212538125507975574509563027696021 Inexact Rounded 2867db96d56Sopenharmony_cilnx1208 ln 802.0105417063143696497292158147174 -> 6.687121752052341737234832203350214 Inexact Rounded 2877db96d56Sopenharmony_cilnx1209 ln 778.7749710387773713523028497333058 -> 6.657722135126935472086625031413031 Inexact Rounded 2887db96d56Sopenharmony_cilnx1210 ln 0.0024457295895346502513567679390616 -> -6.013411799940245345321348290398517 Inexact Rounded 2897db96d56Sopenharmony_cilnx1211 ln 0.0000511296947872828310338864217860 -> -9.881145118237281798081573131711636 Inexact Rounded 2907db96d56Sopenharmony_cilnx1212 ln 0.0000246803508602554924938685155658 -> -10.60950314264825661825360971430218 Inexact Rounded 2917db96d56Sopenharmony_cilnx1213 ln 9.027898199253511668242977766616082 -> 2.200319582778899029786017830557293 Inexact Rounded 2927db96d56Sopenharmony_cilnx1214 ln 0.0991812396542505631850692800904188 -> -2.310806398964672258823043180400384 Inexact Rounded 2937db96d56Sopenharmony_cilnx1215 ln 0.0000000000070238810143028811223924 -> -25.68170519961636647174714538290075 Inexact Rounded 2947db96d56Sopenharmony_cilnx1216 ln 2.630101665342826494730394729313167 -> 0.9670225014664367465128243039749559 Inexact Rounded 2957db96d56Sopenharmony_cilnx1217 ln 0.0056878928594359587691526063254683 -> -5.169415422904037819736637399445096 Inexact Rounded 2967db96d56Sopenharmony_cilnx1218 ln 567.3436047121057843908106573095590 -> 6.340965124964258486463444360787970 Inexact Rounded 2977db96d56Sopenharmony_cilnx1219 ln 1.199291248124655996614605745649725 -> 0.1817307557425911805765087755675657 Inexact Rounded 2987db96d56Sopenharmony_cilnx1220 ln 25.02050448582031098696267479135557 -> 3.219695668137659139544178905459317 Inexact Rounded 2997db96d56Sopenharmony_cilnx1221 ln 0.0000000000009939597023558756961300 -> -27.63707972996537636504396558259058 Inexact Rounded 3007db96d56Sopenharmony_cilnx1222 ln 0.0000007988551670159429716506430403 -> -14.04008617542597230988198612376415 Inexact Rounded 3017db96d56Sopenharmony_cilnx1223 ln 4.681515800176129184873770605589795 -> 1.543621946415383338972124445445748 Inexact Rounded 3027db96d56Sopenharmony_cilnx1224 ln 15.95126669161103011206658749345781 -> 2.769538242479483539275986395443539 Inexact Rounded 3037db96d56Sopenharmony_cilnx1225 ln 0.0301626783922211213675457279076066 -> -3.501149933677283341023932281826341 Inexact Rounded 3047db96d56Sopenharmony_cilnx1226 ln 000.0040544064881821770528475185674 -> -5.507950967557021671647165889608324 Inexact Rounded 3057db96d56Sopenharmony_cilnx1227 ln 29.01617095935593792095913785100360 -> 3.367853293862745651888450004473297 Inexact Rounded 3067db96d56Sopenharmony_cilnx1228 ln 78.01836167344736733024804243195323 -> 4.356944205055768575987781375003992 Inexact Rounded 3077db96d56Sopenharmony_cilnx1229 ln 0.0000000096545319316965321158634893 -> -18.45583840160965814462095477365013 Inexact Rounded 3087db96d56Sopenharmony_cilnx1230 ln 97.95475237720579752770587185074428 -> 4.584505661612812742208619358214729 Inexact Rounded 3097db96d56Sopenharmony_cilnx1231 ln 528.0609262050423246402564228432371 -> 6.269211667589138113396583894315956 Inexact Rounded 3107db96d56Sopenharmony_cilnx1232 ln 0.0000002250064349732969696660452972 -> -15.30713683526963996712167701738724 Inexact Rounded 3117db96d56Sopenharmony_cilnx1233 ln 47.97063637767998658567199049725754 -> 3.870589081585660692195989854842372 Inexact Rounded 3127db96d56Sopenharmony_cilnx1234 ln 0.0005394311344541432318853513414361 -> -7.524995428393925934087126702974121 Inexact Rounded 3137db96d56Sopenharmony_cilnx1235 ln 0.0000000090973385649567471674972633 -> -18.51528393158931783447035004125791 Inexact Rounded 3147db96d56Sopenharmony_cilnx1236 ln 0.0000000000238776490227576197317977 -> -24.45807828188389561331158879207262 Inexact Rounded 3157db96d56Sopenharmony_cilnx1237 ln 0.0000236587000231921532145326218758 -> -10.65177964499823314952429277979034 Inexact Rounded 3167db96d56Sopenharmony_cilnx1238 ln 499.1277448846130709827154556125942 -> 6.212862064761427967461188083514774 Inexact Rounded 3177db96d56Sopenharmony_cilnx1239 ln 0.0000003960192300284787663712417647 -> -14.74180306619298548093697608293284 Inexact Rounded 3187db96d56Sopenharmony_cilnx1240 ln 41.08268350829477451667228892495136 -> 3.715586706887278039173584859218960 Inexact Rounded 3197db96d56Sopenharmony_ci 3207db96d56Sopenharmony_ci-- P=16, within 0-99 3217db96d56Sopenharmony_ciPrecision: 16 3227db96d56Sopenharmony_cilnx1101 ln 7.964875261033948 -> 2.075041282352241 Inexact Rounded 3237db96d56Sopenharmony_cilnx1102 ln 13.54527396845394 -> 2.606037701870263 Inexact Rounded 3247db96d56Sopenharmony_cilnx1103 ln 0.0008026554341331 -> -7.127585034321814 Inexact Rounded 3257db96d56Sopenharmony_cilnx1104 ln 0.0000030582233261 -> -12.69767642300625 Inexact Rounded 3267db96d56Sopenharmony_cilnx1105 ln 0.0004477497509672 -> -7.711276073210766 Inexact Rounded 3277db96d56Sopenharmony_cilnx1106 ln 7.616268622474371 -> 2.030286567675148 Inexact Rounded 3287db96d56Sopenharmony_cilnx1107 ln 51.58329925806381 -> 3.943197962309569 Inexact Rounded 3297db96d56Sopenharmony_cilnx1108 ln 0.0018197497951263 -> -6.309056262549345 Inexact Rounded 3307db96d56Sopenharmony_cilnx1109 ln 2.956282457072984 -> 1.083932552334575 Inexact Rounded 3317db96d56Sopenharmony_cilnx1110 ln 0.3843325579189906 -> -0.9562470649400558 Inexact Rounded 3327db96d56Sopenharmony_cilnx1111 ln 0.0074466329265663 -> -4.899993304919237 Inexact Rounded 3337db96d56Sopenharmony_cilnx1112 ln 0.0003372478532993 -> -7.994692428206378 Inexact Rounded 3347db96d56Sopenharmony_cilnx1113 ln 0.0084792263167809 -> -4.770136069569271 Inexact Rounded 3357db96d56Sopenharmony_cilnx1114 ln 5.926756998151102 -> 1.779477182834305 Inexact Rounded 3367db96d56Sopenharmony_cilnx1115 ln 9.025699152180897 -> 2.200075969604119 Inexact Rounded 3377db96d56Sopenharmony_cilnx1116 ln 1.910124643533526 -> 0.6471684983238183 Inexact Rounded 3387db96d56Sopenharmony_cilnx1117 ln 0.8158922711411020 -> -0.2034729533939387 Inexact Rounded 3397db96d56Sopenharmony_cilnx1118 ln 0.0067080016475322 -> -5.004454189414139 Inexact Rounded 3407db96d56Sopenharmony_cilnx1119 ln 0.0047583242092716 -> -5.347859729601094 Inexact Rounded 3417db96d56Sopenharmony_cilnx1120 ln 0.0386647411641339 -> -3.252827175263113 Inexact Rounded 3427db96d56Sopenharmony_cilnx1121 ln 0.0050226427841761 -> -5.293799032774131 Inexact Rounded 3437db96d56Sopenharmony_cilnx1122 ln 6.927937541637261 -> 1.935562155866906 Inexact Rounded 3447db96d56Sopenharmony_cilnx1123 ln 0.0000095745343513 -> -11.55640365579814 Inexact Rounded 3457db96d56Sopenharmony_cilnx1124 ln 1.602465492956538 -> 0.4715433763243936 Inexact Rounded 3467db96d56Sopenharmony_cilnx1125 ln 38.98415625087535 -> 3.663155313610213 Inexact Rounded 3477db96d56Sopenharmony_cilnx1126 ln 5.343182042276734 -> 1.675821363568112 Inexact Rounded 3487db96d56Sopenharmony_cilnx1127 ln 55.89763703245816 -> 4.023522107934110 Inexact Rounded 3497db96d56Sopenharmony_cilnx1128 ln 0.7445257810280847 -> -0.2950077988101030 Inexact Rounded 3507db96d56Sopenharmony_cilnx1129 ln 1.631407314946094 -> 0.4894430257201248 Inexact Rounded 3517db96d56Sopenharmony_cilnx1130 ln 0.0005462451932602 -> -7.512442611116852 Inexact Rounded 3527db96d56Sopenharmony_cilnx1131 ln 0.0000864173269362 -> -9.356322359017317 Inexact Rounded 3537db96d56Sopenharmony_cilnx1132 ln 5.227161719132849 -> 1.653868438439637 Inexact Rounded 3547db96d56Sopenharmony_cilnx1133 ln 60.57078466941998 -> 4.103812675662452 Inexact Rounded 3557db96d56Sopenharmony_cilnx1134 ln 0.0992864325333160 -> -2.309746348350318 Inexact Rounded 3567db96d56Sopenharmony_cilnx1135 ln 09.48564268447325 -> 2.249779359074983 Inexact Rounded 3577db96d56Sopenharmony_cilnx1136 ln 0.0036106089355634 -> -5.623878840650787 Inexact Rounded 3587db96d56Sopenharmony_cilnx1137 ln 1.805176865587172 -> 0.5906585734593707 Inexact Rounded 3597db96d56Sopenharmony_cilnx1138 ln 62.59363259642255 -> 4.136663557220559 Inexact Rounded 3607db96d56Sopenharmony_cilnx1139 ln 4.373828261137201 -> 1.475638657912000 Inexact Rounded 3617db96d56Sopenharmony_cilnx1140 ln 0.994483524148738 -> -0.005531747794938690 Inexact Rounded 3627db96d56Sopenharmony_ci 3637db96d56Sopenharmony_ci-- P=7, within 0-9 3647db96d56Sopenharmony_ciPrecision: 7 3657db96d56Sopenharmony_cilnx1001 ln 0.0912025 -> -2.394673 Inexact Rounded 3667db96d56Sopenharmony_cilnx1002 ln 0.9728626 -> -0.02751242 Inexact Rounded 3677db96d56Sopenharmony_cilnx1003 ln 0.3886032 -> -0.9451965 Inexact Rounded 3687db96d56Sopenharmony_cilnx1004 ln 8.798639 -> 2.174597 Inexact Rounded 3697db96d56Sopenharmony_cilnx1005 ln 2.459121 -> 0.8998040 Inexact Rounded 3707db96d56Sopenharmony_cilnx1006 ln 2.013193 -> 0.6997220 Inexact Rounded 3717db96d56Sopenharmony_cilnx1007 ln 9.064857 -> 2.204405 Inexact Rounded 3727db96d56Sopenharmony_cilnx1008 ln 5.796417 -> 1.757240 Inexact Rounded 3737db96d56Sopenharmony_cilnx1009 ln 0.1143471 -> -2.168517 Inexact Rounded 3747db96d56Sopenharmony_cilnx1010 ln 0.5341542 -> -0.6270707 Inexact Rounded 3757db96d56Sopenharmony_cilnx1011 ln 6.693781 -> 1.901179 Inexact Rounded 3767db96d56Sopenharmony_cilnx1012 ln 0.0081779 -> -4.806320 Inexact Rounded 3777db96d56Sopenharmony_cilnx1013 ln 8.313616 -> 2.117895 Inexact Rounded 3787db96d56Sopenharmony_cilnx1014 ln 3.486925 -> 1.249020 Inexact Rounded 3797db96d56Sopenharmony_cilnx1015 ln 0.1801401 -> -1.714020 Inexact Rounded 3807db96d56Sopenharmony_cilnx1016 ln 0.5227148 -> -0.6487193 Inexact Rounded 3817db96d56Sopenharmony_cilnx1017 ln 7.818111 -> 2.056443 Inexact Rounded 3827db96d56Sopenharmony_cilnx1018 ln 0.0870671 -> -2.441076 Inexact Rounded 3837db96d56Sopenharmony_cilnx1019 ln 8.153966 -> 2.098504 Inexact Rounded 3847db96d56Sopenharmony_cilnx1020 ln 2.040975 -> 0.7134276 Inexact Rounded 3857db96d56Sopenharmony_cilnx1021 ln 1.481642 -> 0.3931509 Inexact Rounded 3867db96d56Sopenharmony_cilnx1022 ln 0.2610123 -> -1.343188 Inexact Rounded 3877db96d56Sopenharmony_cilnx1023 ln 0.466723 -> -0.7620193 Inexact Rounded 3887db96d56Sopenharmony_cilnx1024 ln 0.0518756 -> -2.958907 Inexact Rounded 3897db96d56Sopenharmony_cilnx1025 ln 2.056410 -> 0.7209617 Inexact Rounded 3907db96d56Sopenharmony_cilnx1026 ln 0.181522 -> -1.706378 Inexact Rounded 3917db96d56Sopenharmony_cilnx1027 ln 0.515551 -> -0.6625190 Inexact Rounded 3927db96d56Sopenharmony_cilnx1028 ln 8.425089 -> 2.131214 Inexact Rounded 3937db96d56Sopenharmony_cilnx1029 ln 2.077091 -> 0.7309684 Inexact Rounded 3947db96d56Sopenharmony_cilnx1030 ln 6.212705 -> 1.826596 Inexact Rounded 3957db96d56Sopenharmony_cilnx1031 ln 5.729343 -> 1.745601 Inexact Rounded 3967db96d56Sopenharmony_cilnx1032 ln 4.831251 -> 1.575105 Inexact Rounded 3977db96d56Sopenharmony_cilnx1033 ln 2.029760 -> 0.7079176 Inexact Rounded 3987db96d56Sopenharmony_cilnx1034 ln 8.615060 -> 2.153512 Inexact Rounded 3997db96d56Sopenharmony_cilnx1035 ln 0.0611511 -> -2.794407 Inexact Rounded 4007db96d56Sopenharmony_cilnx1036 ln 5.195269 -> 1.647748 Inexact Rounded 4017db96d56Sopenharmony_cilnx1037 ln 9.617686 -> 2.263604 Inexact Rounded 4027db96d56Sopenharmony_cilnx1038 ln 0.0049382 -> -5.310754 Inexact Rounded 4037db96d56Sopenharmony_cilnx1039 ln 2.786840 -> 1.024908 Inexact Rounded 4047db96d56Sopenharmony_cilnx1040 ln 0.0091073 -> -4.698679 Inexact Rounded 4057db96d56Sopenharmony_ci 4067db96d56Sopenharmony_ci-- from here 3-digit tests are based on reverse exp tests 4077db96d56Sopenharmony_ciprecision: 9 4087db96d56Sopenharmony_cirounding: half_even 4097db96d56Sopenharmony_cimaxExponent: 384 4107db96d56Sopenharmony_ciminexponent: -383 4117db96d56Sopenharmony_ci 4127db96d56Sopenharmony_cilnx001 ln 0 -> -Infinity 4137db96d56Sopenharmony_cilnx002 ln 0.367879441 -> -1.00000000 Inexact Rounded 4147db96d56Sopenharmony_cilnx003 ln 1 -> 0 4157db96d56Sopenharmony_cilnx005 ln 2.71828183 -> 1.00000000 Inexact Rounded 4167db96d56Sopenharmony_cilnx006 ln 2.00000000 -> 0.693147181 Inexact Rounded 4177db96d56Sopenharmony_cilnx007 ln +Infinity -> Infinity 4187db96d56Sopenharmony_ci 4197db96d56Sopenharmony_ci-- tiny edge cases 4207db96d56Sopenharmony_ciprecision: 7 4217db96d56Sopenharmony_cilnx011 ln 1.105171 -> 0.1000001 Inexact Rounded 4227db96d56Sopenharmony_cilnx012 ln 1.010050 -> 0.009999835 Inexact Rounded 4237db96d56Sopenharmony_cilnx013 ln 1.000010 -> 0.000009999950 Inexact Rounded 4247db96d56Sopenharmony_cilnx014 ln 1.000001 -> 9.999995E-7 Inexact Rounded 4257db96d56Sopenharmony_cilnx015 ln 1.000000 -> 0 4267db96d56Sopenharmony_ci 4277db96d56Sopenharmony_ci-- basic e=0, e=1, e=2, e=4, e>=8 cases 4287db96d56Sopenharmony_ciprecision: 7 4297db96d56Sopenharmony_cilnx041 ln 2.718282 -> 1.000000 Inexact Rounded 4307db96d56Sopenharmony_cilnx042 ln 0.3678794 -> -1.000000 Inexact Rounded 4317db96d56Sopenharmony_cilnx043 ln 22026.47 -> 10.00000 Inexact Rounded 4327db96d56Sopenharmony_cilnx044 ln 0.00004539993 -> -10.00000 Inexact Rounded 4337db96d56Sopenharmony_cilnx045 ln 2.688117E+43 -> 100.0000 Inexact Rounded 4347db96d56Sopenharmony_cilnx046 ln 3.720076E-44 -> -100.0000 Inexact Rounded 4357db96d56Sopenharmony_cilnx047 ln Infinity -> Infinity 4367db96d56Sopenharmony_cilnx048 ln 0E-389 -> -Infinity 4377db96d56Sopenharmony_ci 4387db96d56Sopenharmony_ci-- miscellanea 4397db96d56Sopenharmony_ciprecision: 16 4407db96d56Sopenharmony_cilnx055 ln 2.717658486884572E-236 -> -542.4103112874415 Inexact Rounded 4417db96d56Sopenharmony_ciprecision: 17 4427db96d56Sopenharmony_cilnx056 ln 2.7176584868845721E-236 -> -542.41031128744146 Inexact Rounded 4437db96d56Sopenharmony_ciprecision: 18 4447db96d56Sopenharmony_cilnx057 ln 2.71765848688457211E-236 -> -542.410311287441459 Inexact Rounded 4457db96d56Sopenharmony_ciprecision: 19 4467db96d56Sopenharmony_cilnx058 ln 2.717658486884572112E-236 -> -542.4103112874414592 Inexact Rounded 4477db96d56Sopenharmony_ciprecision: 20 4487db96d56Sopenharmony_cilnx059 ln 2.7176584868845721118E-236 -> -542.41031128744145917 Inexact Rounded 4497db96d56Sopenharmony_ci 4507db96d56Sopenharmony_ci-- inputs ending in ..500.., ..499.., ..100.., ..999.. sequences 4517db96d56Sopenharmony_ciprecision: 50 4527db96d56Sopenharmony_cilnx102 ln 0.9999999100000040499998785000027 -> -9.0000000000000000000000033749953829996446124861750E-8 Inexact Rounded 4537db96d56Sopenharmony_ciprecision: 30 4547db96d56Sopenharmony_cilnx103 ln 0.999999910000004049999878500003 -> -8.99999999999999999999997337499E-8 Inexact Rounded 4557db96d56Sopenharmony_ciprecision: 29 4567db96d56Sopenharmony_cilnx104 ln 0.99999991000000404999987850000 -> -9.0000000000000000000002733750E-8 Inexact Rounded 4577db96d56Sopenharmony_ciprecision: 28 4587db96d56Sopenharmony_cilnx105 ln 0.9999999100000040499998785000 -> -9.000000000000000000000273375E-8 Inexact Rounded 4597db96d56Sopenharmony_ciprecision: 27 4607db96d56Sopenharmony_cilnx106 ln 0.999999910000004049999878500 -> -9.00000000000000000000027338E-8 Inexact Rounded 4617db96d56Sopenharmony_ciprecision: 26 4627db96d56Sopenharmony_cilnx107 ln 0.99999991000000404999987850 -> -9.0000000000000000000002734E-8 Inexact Rounded 4637db96d56Sopenharmony_ciprecision: 25 4647db96d56Sopenharmony_cilnx108 ln 0.9999999100000040499998785 -> -9.000000000000000000000273E-8 Inexact Rounded 4657db96d56Sopenharmony_ciprecision: 24 4667db96d56Sopenharmony_cilnx109 ln 0.999999910000004049999879 -> -8.99999999999999995000027E-8 Inexact Rounded 4677db96d56Sopenharmony_ciprecision: 23 4687db96d56Sopenharmony_cilnx110 ln 0.99999991000000404999988 -> -8.9999999999999998500003E-8 Inexact Rounded 4697db96d56Sopenharmony_ciprecision: 22 4707db96d56Sopenharmony_cilnx111 ln 0.9999999100000040499999 -> -8.999999999999997850000E-8 Inexact Rounded 4717db96d56Sopenharmony_ciprecision: 21 4727db96d56Sopenharmony_cilnx112 ln 0.999999910000004050000 -> -8.99999999999998785000E-8 Inexact Rounded 4737db96d56Sopenharmony_ciprecision: 20 4747db96d56Sopenharmony_cilnx113 ln 0.99999991000000405000 -> -8.9999999999999878500E-8 Inexact Rounded 4757db96d56Sopenharmony_ciprecision: 19 4767db96d56Sopenharmony_cilnx114 ln 0.9999999100000040500 -> -8.999999999999987850E-8 Inexact Rounded 4777db96d56Sopenharmony_ciprecision: 18 4787db96d56Sopenharmony_cilnx115 ln 0.999999910000004050 -> -8.99999999999998785E-8 Inexact Rounded 4797db96d56Sopenharmony_ci-- next may be a > 0.5ulp case; a more precise answer is: 4807db96d56Sopenharmony_ci-- -8.99999999999998784999918E-8 4817db96d56Sopenharmony_ciprecision: 17 4827db96d56Sopenharmony_cilnx116 ln 0.99999991000000405 -> -8.9999999999999878E-8 Inexact Rounded 4837db96d56Sopenharmony_ciprecision: 16 4847db96d56Sopenharmony_cilnx117 ln 0.9999999100000040 -> -9.000000004999988E-8 Inexact Rounded 4857db96d56Sopenharmony_ciprecision: 15 4867db96d56Sopenharmony_cilnx118 ln 0.999999910000004 -> -9.00000000499999E-8 Inexact Rounded 4877db96d56Sopenharmony_ciprecision: 14 4887db96d56Sopenharmony_cilnx119 ln 0.99999991000000 -> -9.0000004050000E-8 Inexact Rounded 4897db96d56Sopenharmony_ciprecision: 13 4907db96d56Sopenharmony_cilnx120 ln 0.9999999100000 -> -9.000000405000E-8 Inexact Rounded 4917db96d56Sopenharmony_ciprecision: 12 4927db96d56Sopenharmony_cilnx121 ln 0.999999910000 -> -9.00000040500E-8 Inexact Rounded 4937db96d56Sopenharmony_ciprecision: 11 4947db96d56Sopenharmony_cilnx122 ln 0.99999991000 -> -9.0000004050E-8 Inexact Rounded 4957db96d56Sopenharmony_ciprecision: 10 4967db96d56Sopenharmony_cilnx123 ln 0.9999999100 -> -9.000000405E-8 Inexact Rounded 4977db96d56Sopenharmony_ciprecision: 9 4987db96d56Sopenharmony_cilnx124 ln 0.999999910 -> -9.00000041E-8 Inexact Rounded 4997db96d56Sopenharmony_ciprecision: 8 5007db96d56Sopenharmony_cilnx125 ln 0.99999991 -> -9.0000004E-8 Inexact Rounded 5017db96d56Sopenharmony_ciprecision: 7 5027db96d56Sopenharmony_cilnx126 ln 0.9999999 -> -1.000000E-7 Inexact Rounded 5037db96d56Sopenharmony_ciprecision: 16 5047db96d56Sopenharmony_cilnx126b ln 0.9999999 -> -1.000000050000003E-7 Inexact Rounded 5057db96d56Sopenharmony_ciprecision: 6 5067db96d56Sopenharmony_cilnx127 ln 0.999999 -> -0.00000100000 Inexact Rounded 5077db96d56Sopenharmony_ciprecision: 5 5087db96d56Sopenharmony_cilnx128 ln 0.99999 -> -0.000010000 Inexact Rounded 5097db96d56Sopenharmony_ciprecision: 4 5107db96d56Sopenharmony_cilnx129 ln 0.9999 -> -0.0001000 Inexact Rounded 5117db96d56Sopenharmony_ciprecision: 3 5127db96d56Sopenharmony_cilnx130 ln 0.999 -> -0.00100 Inexact Rounded 5137db96d56Sopenharmony_ciprecision: 2 5147db96d56Sopenharmony_cilnx131 ln 0.99 -> -0.010 Inexact Rounded 5157db96d56Sopenharmony_ciprecision: 1 5167db96d56Sopenharmony_cilnx132 ln 0.9 -> -0.1 Inexact Rounded 5177db96d56Sopenharmony_ci 5187db96d56Sopenharmony_ci 5197db96d56Sopenharmony_ci-- cases near 1 -- 1 2345678901234567890 5207db96d56Sopenharmony_ciprecision: 20 5217db96d56Sopenharmony_cilnx401 ln 2.7182818284589365041 -> 0.99999999999996000000 Inexact Rounded 5227db96d56Sopenharmony_cilnx402 ln 2.7182818284589636869 -> 0.99999999999997000000 Inexact Rounded 5237db96d56Sopenharmony_cilnx403 ln 2.7182818284589908697 -> 0.99999999999997999999 Inexact Rounded 5247db96d56Sopenharmony_cilnx404 ln 2.7182818284590180525 -> 0.99999999999998999998 Inexact Rounded 5257db96d56Sopenharmony_cilnx405 ln 2.7182818284590452354 -> 1.0000000000000000000 Inexact Rounded 5267db96d56Sopenharmony_cilnx406 ln 2.7182818284593170635 -> 1.0000000000001000000 Inexact Rounded 5277db96d56Sopenharmony_cilnx407 ln 2.7182818284595888917 -> 1.0000000000002000000 Inexact Rounded 5287db96d56Sopenharmony_ciprecision: 14 5297db96d56Sopenharmony_cilnx411 ln 2.7182818284589 -> 0.99999999999995 Inexact Rounded 5307db96d56Sopenharmony_cilnx413 ln 2.7182818284590 -> 0.99999999999998 Inexact Rounded 5317db96d56Sopenharmony_cilnx416 ln 2.7182818284591 -> 1.0000000000000 Inexact Rounded 5327db96d56Sopenharmony_cilnx417 ln 2.7182818284592 -> 1.0000000000001 Inexact Rounded 5337db96d56Sopenharmony_ci 5347db96d56Sopenharmony_ci-- overflows, including some exp overprecise borderlines 5357db96d56Sopenharmony_ciprecision: 7 5367db96d56Sopenharmony_cimaxExponent: 384 5377db96d56Sopenharmony_ciminExponent: -383 5387db96d56Sopenharmony_cilnx709 ln 9.999999E+384 -> 886.4953 Inexact Rounded 5397db96d56Sopenharmony_cilnx711 ln 9.999992E+384 -> 886.4953 Inexact Rounded 5407db96d56Sopenharmony_ciprecision: 16 5417db96d56Sopenharmony_cilnx722 ln 9.999999999999999E+384 -> 886.4952608027076 Inexact Rounded 5427db96d56Sopenharmony_cilnx724 ln 9.999999999999917E+384 -> 886.4952608027076 Inexact Rounded 5437db96d56Sopenharmony_cilnx726 ln 9.999999999999117E+384 -> 886.4952608027075 Inexact Rounded 5447db96d56Sopenharmony_ci-- and more... 5457db96d56Sopenharmony_ciprecision: 15 5467db96d56Sopenharmony_cimaxExponent: 999 5477db96d56Sopenharmony_ciminExponent: -999 5487db96d56Sopenharmony_cilnx731 ln 9.99999999999999E+999 -> 2302.58509299405 Inexact Rounded 5497db96d56Sopenharmony_ci-- next may be a > 0.5ulp case; a more precise answer is: 5507db96d56Sopenharmony_ci-- 2302.58509299404495001799145442 5517db96d56Sopenharmony_cilnx732 ln 9.99999999999266E+999 -> 2302.58509299404 Inexact Rounded 5527db96d56Sopenharmony_cilnx733 ln 9.99999999999265E+999 -> 2302.58509299404 Inexact Rounded 5537db96d56Sopenharmony_cilnx734 ln 9.99999999999264E+999 -> 2302.58509299404 Inexact Rounded 5547db96d56Sopenharmony_ci 5557db96d56Sopenharmony_ci-- subnormals and underflows for exp, including underflow-to-zero edge point 5567db96d56Sopenharmony_ciprecision: 7 5577db96d56Sopenharmony_cimaxExponent: 384 5587db96d56Sopenharmony_ciminExponent: -383 5597db96d56Sopenharmony_cilnx751 ln 0E-389 -> -Infinity 5607db96d56Sopenharmony_cilnx758 ln 1.000001E-383 -> -881.8901 Inexact Rounded 5617db96d56Sopenharmony_cilnx759 ln 9.99991E-384 -> -881.8901 Inexact Rounded 5627db96d56Sopenharmony_cilnx760 ln 4.4605E-385 -> -885.0000 Inexact Rounded 5637db96d56Sopenharmony_cilnx761 ln 2.221E-386 -> -887.9999 Inexact Rounded 5647db96d56Sopenharmony_cilnx762 ln 3.01E-387 -> -889.9985 Inexact Rounded 5657db96d56Sopenharmony_cilnx763 ln 1.7E-388 -> -892.8724 Inexact Rounded 5667db96d56Sopenharmony_cilnx764 ln 1.5E-388 -> -892.9976 Inexact Rounded 5677db96d56Sopenharmony_cilnx765 ln 9E-389 -> -893.5084 Inexact Rounded 5687db96d56Sopenharmony_cilnx766 ln 1E-389 -> -895.7056 Inexact Rounded 5697db96d56Sopenharmony_cilnx774 ln 0E-389 -> -Infinity 5707db96d56Sopenharmony_ci 5717db96d56Sopenharmony_ci-- special values 5727db96d56Sopenharmony_cilnx820 ln Infinity -> Infinity 5737db96d56Sopenharmony_cilnx821 ln 0 -> -Infinity 5747db96d56Sopenharmony_cilnx822 ln NaN -> NaN 5757db96d56Sopenharmony_cilnx823 ln sNaN -> NaN Invalid_operation 5767db96d56Sopenharmony_ci-- propagating NaNs 5777db96d56Sopenharmony_cilnx824 ln sNaN123 -> NaN123 Invalid_operation 5787db96d56Sopenharmony_cilnx825 ln -sNaN321 -> -NaN321 Invalid_operation 5797db96d56Sopenharmony_cilnx826 ln NaN456 -> NaN456 5807db96d56Sopenharmony_cilnx827 ln -NaN654 -> -NaN654 5817db96d56Sopenharmony_cilnx828 ln NaN1 -> NaN1 5827db96d56Sopenharmony_ci 5837db96d56Sopenharmony_ci-- Invalid operations due to restrictions 5847db96d56Sopenharmony_ci-- [next two probably skipped by most test harnesses] 5857db96d56Sopenharmony_ciprecision: 100000000 5867db96d56Sopenharmony_cilnx901 ln 1 -> NaN Invalid_context 5877db96d56Sopenharmony_ciprecision: 99999999 5887db96d56Sopenharmony_cilnx902 ln 0 -> NaN Invalid_context 5897db96d56Sopenharmony_ci 5907db96d56Sopenharmony_ciprecision: 9 5917db96d56Sopenharmony_cimaxExponent: 1000000 5927db96d56Sopenharmony_ciminExponent: -999999 5937db96d56Sopenharmony_cilnx903 ln 1 -> NaN Invalid_context 5947db96d56Sopenharmony_cimaxExponent: 999999 5957db96d56Sopenharmony_ciminExponent: -999999 5967db96d56Sopenharmony_cilnx904 ln 0 -> -Infinity 5977db96d56Sopenharmony_cimaxExponent: 999999 5987db96d56Sopenharmony_ciminExponent: -1000000 5997db96d56Sopenharmony_cilnx905 ln 1 -> NaN Invalid_context 6007db96d56Sopenharmony_cimaxExponent: 999999 6017db96d56Sopenharmony_ciminExponent: -999998 6027db96d56Sopenharmony_cilnx906 ln 0 -> -Infinity 6037db96d56Sopenharmony_ci 6047db96d56Sopenharmony_ci-- payload decapitate 6057db96d56Sopenharmony_ciprecision: 5 6067db96d56Sopenharmony_cilnx910 ln -sNaN1234567890 -> -NaN67890 Invalid_operation 6077db96d56Sopenharmony_ci 6087db96d56Sopenharmony_ci-- Null test 6097db96d56Sopenharmony_cilnx900 ln # -> NaN Invalid_operation 6107db96d56Sopenharmony_ci 6117db96d56Sopenharmony_ci 612