------------------------------------------------------------------------ -- copyNegate.decTest -- quiet copy and negate -- -- 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: 2.56 extended: 1 precision: 9 rounding: half_up maxExponent: 999 minExponent: -999 -- Sanity check cpnx001 copynegate +7.50 -> -7.50 -- Infinities cpnx011 copynegate Infinity -> -Infinity cpnx012 copynegate -Infinity -> Infinity -- NaNs, 0 payload cpnx021 copynegate NaN -> -NaN cpnx022 copynegate -NaN -> NaN cpnx023 copynegate sNaN -> -sNaN cpnx024 copynegate -sNaN -> sNaN -- NaNs, non-0 payload cpnx031 copynegate NaN13 -> -NaN13 cpnx032 copynegate -NaN13 -> NaN13 cpnx033 copynegate sNaN13 -> -sNaN13 cpnx034 copynegate -sNaN13 -> sNaN13 cpnx035 copynegate NaN70 -> -NaN70 cpnx036 copynegate -NaN70 -> NaN70 cpnx037 copynegate sNaN101 -> -sNaN101 cpnx038 copynegate -sNaN101 -> sNaN101 -- finites cpnx101 copynegate 7 -> -7 cpnx102 copynegate -7 -> 7 cpnx103 copynegate 75 -> -75 cpnx104 copynegate -75 -> 75 cpnx105 copynegate 7.50 -> -7.50 cpnx106 copynegate -7.50 -> 7.50 cpnx107 copynegate 7.500 -> -7.500 cpnx108 copynegate -7.500 -> 7.500 -- zeros cpnx111 copynegate 0 -> -0 cpnx112 copynegate -0 -> 0 cpnx113 copynegate 0E+4 -> -0E+4 cpnx114 copynegate -0E+4 -> 0E+4 cpnx115 copynegate 0.0000 -> -0.0000 cpnx116 copynegate -0.0000 -> 0.0000 cpnx117 copynegate 0E-141 -> -0E-141 cpnx118 copynegate -0E-141 -> 0E-141 -- full coefficients, alternating bits cpnx121 copynegate 268268268 -> -268268268 cpnx122 copynegate -268268268 -> 268268268 cpnx123 copynegate 134134134 -> -134134134 cpnx124 copynegate -134134134 -> 134134134 -- Nmax, Nmin, Ntiny cpnx131 copynegate 9.99999999E+999 -> -9.99999999E+999 cpnx132 copynegate 1E-999 -> -1E-999 cpnx133 copynegate 1.00000000E-999 -> -1.00000000E-999 cpnx134 copynegate 1E-1007 -> -1E-1007 cpnx135 copynegate -1E-1007 -> 1E-1007 cpnx136 copynegate -1.00000000E-999 -> 1.00000000E-999 cpnx137 copynegate -1E-999 -> 1E-999 cpnx138 copynegate -9.99999999E+999 -> 9.99999999E+999