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✏️ ddCopySign.decTest
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------------------------------------------------------------------------ -- ddCopySign.decTest -- quiet decDouble copy with sign from rhs -- -- Copyright (c) IBM Corporation, 1981, 2008. All rights reserved. -- ------------------------------------------------------------------------ -- Please see the document "General Decimal Arithmetic Testcases" -- -- at http://www2.hursley.ibm.com/decimal for the description of -- -- these testcases. -- -- -- -- These testcases are experimental ('beta' versions), and they -- -- may contain errors. They are offered on an as-is basis. In -- -- particular, achieving the same results as the tests here is not -- -- a guarantee that an implementation complies with any Standard -- -- or specification. The tests are not exhaustive. -- -- -- -- Please send comments, suggestions, and corrections to the author: -- -- Mike Cowlishaw, IBM Fellow -- -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK -- -- mfc@uk.ibm.com -- ------------------------------------------------------------------------ version: 2.59 -- All operands and results are decDoubles. precision: 16 maxExponent: 384 minExponent: -383 extended: 1 clamp: 1 rounding: half_even -- Sanity check ddcps001 copysign +7.50 11 -> 7.50 -- Infinities ddcps011 copysign Infinity 11 -> Infinity ddcps012 copysign -Infinity 11 -> Infinity -- NaNs, 0 payload ddcps021 copysign NaN 11 -> NaN ddcps022 copysign -NaN 11 -> NaN ddcps023 copysign sNaN 11 -> sNaN ddcps024 copysign -sNaN 11 -> sNaN -- NaNs, non-0 payload ddcps031 copysign NaN10 11 -> NaN10 ddcps032 copysign -NaN10 11 -> NaN10 ddcps033 copysign sNaN10 11 -> sNaN10 ddcps034 copysign -sNaN10 11 -> sNaN10 ddcps035 copysign NaN7 11 -> NaN7 ddcps036 copysign -NaN7 11 -> NaN7 ddcps037 copysign sNaN101 11 -> sNaN101 ddcps038 copysign -sNaN101 11 -> sNaN101 -- finites ddcps101 copysign 7 11 -> 7 ddcps102 copysign -7 11 -> 7 ddcps103 copysign 75 11 -> 75 ddcps104 copysign -75 11 -> 75 ddcps105 copysign 7.50 11 -> 7.50 ddcps106 copysign -7.50 11 -> 7.50 ddcps107 copysign 7.500 11 -> 7.500 ddcps108 copysign -7.500 11 -> 7.500 -- zeros ddcps111 copysign 0 11 -> 0 ddcps112 copysign -0 11 -> 0 ddcps113 copysign 0E+4 11 -> 0E+4 ddcps114 copysign -0E+4 11 -> 0E+4 ddcps115 copysign 0.0000 11 -> 0.0000 ddcps116 copysign -0.0000 11 -> 0.0000 ddcps117 copysign 0E-141 11 -> 0E-141 ddcps118 copysign -0E-141 11 -> 0E-141 -- full coefficients, alternating bits ddcps121 copysign 2682682682682682 11 -> 2682682682682682 ddcps122 copysign -2682682682682682 11 -> 2682682682682682 ddcps123 copysign 1341341341341341 11 -> 1341341341341341 ddcps124 copysign -1341341341341341 11 -> 1341341341341341 -- Nmax, Nmin, Ntiny ddcps131 copysign 9.999999999999999E+384 11 -> 9.999999999999999E+384 ddcps132 copysign 1E-383 11 -> 1E-383 ddcps133 copysign 1.000000000000000E-383 11 -> 1.000000000000000E-383 ddcps134 copysign 1E-398 11 -> 1E-398 ddcps135 copysign -1E-398 11 -> 1E-398 ddcps136 copysign -1.000000000000000E-383 11 -> 1.000000000000000E-383 ddcps137 copysign -1E-383 11 -> 1E-383 ddcps138 copysign -9.999999999999999E+384 11 -> 9.999999999999999E+384 -- repeat with negative RHS -- Infinities ddcps211 copysign Infinity -34 -> -Infinity ddcps212 copysign -Infinity -34 -> -Infinity -- NaNs, 0 payload ddcps221 copysign NaN -34 -> -NaN ddcps222 copysign -NaN -34 -> -NaN ddcps223 copysign sNaN -34 -> -sNaN ddcps224 copysign -sNaN -34 -> -sNaN -- NaNs, non-0 payload ddcps231 copysign NaN10 -34 -> -NaN10 ddcps232 copysign -NaN10 -34 -> -NaN10 ddcps233 copysign sNaN10 -34 -> -sNaN10 ddcps234 copysign -sNaN10 -34 -> -sNaN10 ddcps235 copysign NaN7 -34 -> -NaN7 ddcps236 copysign -NaN7 -34 -> -NaN7 ddcps237 copysign sNaN101 -34 -> -sNaN101 ddcps238 copysign -sNaN101 -34 -> -sNaN101 -- finites ddcps301 copysign 7 -34 -> -7 ddcps302 copysign -7 -34 -> -7 ddcps303 copysign 75 -34 -> -75 ddcps304 copysign -75 -34 -> -75 ddcps305 copysign 7.50 -34 -> -7.50 ddcps306 copysign -7.50 -34 -> -7.50 ddcps307 copysign 7.500 -34 -> -7.500 ddcps308 copysign -7.500 -34 -> -7.500 -- zeros ddcps311 copysign 0 -34 -> -0 ddcps312 copysign -0 -34 -> -0 ddcps313 copysign 0E+4 -34 -> -0E+4 ddcps314 copysign -0E+4 -34 -> -0E+4 ddcps315 copysign 0.0000 -34 -> -0.0000 ddcps316 copysign -0.0000 -34 -> -0.0000 ddcps317 copysign 0E-141 -34 -> -0E-141 ddcps318 copysign -0E-141 -34 -> -0E-141 -- full coefficients, alternating bits ddcps321 copysign 2682682682682682 -34 -> -2682682682682682 ddcps322 copysign -2682682682682682 -34 -> -2682682682682682 ddcps323 copysign 1341341341341341 -34 -> -1341341341341341 ddcps324 copysign -1341341341341341 -34 -> -1341341341341341 -- Nmax, Nmin, Ntiny ddcps331 copysign 9.999999999999999E+384 -34 -> -9.999999999999999E+384 ddcps332 copysign 1E-383 -34 -> -1E-383 ddcps333 copysign 1.000000000000000E-383 -34 -> -1.000000000000000E-383 ddcps334 copysign 1E-398 -34 -> -1E-398 ddcps335 copysign -1E-398 -34 -> -1E-398 ddcps336 copysign -1.000000000000000E-383 -34 -> -1.000000000000000E-383 ddcps337 copysign -1E-383 -34 -> -1E-383 ddcps338 copysign -9.999999999999999E+384 -34 -> -9.999999999999999E+384 -- Other kinds of RHS ddcps401 copysign 701 -34 -> -701 ddcps402 copysign -720 -34 -> -720 ddcps403 copysign 701 -0 -> -701 ddcps404 copysign -720 -0 -> -720 ddcps405 copysign 701 +0 -> 701 ddcps406 copysign -720 +0 -> 720 ddcps407 copysign 701 +34 -> 701 ddcps408 copysign -720 +34 -> 720 ddcps413 copysign 701 -Inf -> -701 ddcps414 copysign -720 -Inf -> -720 ddcps415 copysign 701 +Inf -> 701 ddcps416 copysign -720 +Inf -> 720 ddcps420 copysign 701 -NaN -> -701 ddcps421 copysign -720 -NaN -> -720 ddcps422 copysign 701 +NaN -> 701 ddcps423 copysign -720 +NaN -> 720 ddcps425 copysign -720 +NaN8 -> 720 ddcps426 copysign 701 -sNaN -> -701 ddcps427 copysign -720 -sNaN -> -720 ddcps428 copysign 701 +sNaN -> 701 ddcps429 copysign -720 +sNaN -> 720 ddcps430 copysign -720 +sNaN3 -> 720
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