Merged the decimal-branch (revisions 54886 to 58140). Decimal is now
fully updated to the latests Decimal Specification (v1.66) and the
latests test cases (v2.56).
Thanks to Mark Dickinson for all his help during this process.
diff --git a/Lib/test/decimaltestdata/ddCopyAbs.decTest b/Lib/test/decimaltestdata/ddCopyAbs.decTest
new file mode 100644
index 0000000..b65f063
--- /dev/null
+++ b/Lib/test/decimaltestdata/ddCopyAbs.decTest
@@ -0,0 +1,88 @@
+------------------------------------------------------------------------
+-- ddCopyAbs.decTest -- quiet decDouble copy and set sign to zero --
+-- 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
+
+-- All operands and results are decDoubles.
+precision: 16
+maxExponent: 384
+minExponent: -383
+extended: 1
+clamp: 1
+rounding: half_even
+
+-- Sanity check
+ddcpa001 copyabs +7.50 -> 7.50
+
+-- Infinities
+ddcpa011 copyabs Infinity -> Infinity
+ddcpa012 copyabs -Infinity -> Infinity
+
+-- NaNs, 0 payload
+ddcpa021 copyabs NaN -> NaN
+ddcpa022 copyabs -NaN -> NaN
+ddcpa023 copyabs sNaN -> sNaN
+ddcpa024 copyabs -sNaN -> sNaN
+
+-- NaNs, non-0 payload
+ddcpa031 copyabs NaN10 -> NaN10
+ddcpa032 copyabs -NaN15 -> NaN15
+ddcpa033 copyabs sNaN15 -> sNaN15
+ddcpa034 copyabs -sNaN10 -> sNaN10
+ddcpa035 copyabs NaN7 -> NaN7
+ddcpa036 copyabs -NaN7 -> NaN7
+ddcpa037 copyabs sNaN101 -> sNaN101
+ddcpa038 copyabs -sNaN101 -> sNaN101
+
+-- finites
+ddcpa101 copyabs 7 -> 7
+ddcpa102 copyabs -7 -> 7
+ddcpa103 copyabs 75 -> 75
+ddcpa104 copyabs -75 -> 75
+ddcpa105 copyabs 7.10 -> 7.10
+ddcpa106 copyabs -7.10 -> 7.10
+ddcpa107 copyabs 7.500 -> 7.500
+ddcpa108 copyabs -7.500 -> 7.500
+
+-- zeros
+ddcpa111 copyabs 0 -> 0
+ddcpa112 copyabs -0 -> 0
+ddcpa113 copyabs 0E+6 -> 0E+6
+ddcpa114 copyabs -0E+6 -> 0E+6
+ddcpa115 copyabs 0.0000 -> 0.0000
+ddcpa116 copyabs -0.0000 -> 0.0000
+ddcpa117 copyabs 0E-141 -> 0E-141
+ddcpa118 copyabs -0E-141 -> 0E-141
+
+-- full coefficients, alternating bits
+ddcpa121 copyabs 2682682682682682 -> 2682682682682682
+ddcpa122 copyabs -2682682682682682 -> 2682682682682682
+ddcpa123 copyabs 1341341341341341 -> 1341341341341341
+ddcpa124 copyabs -1341341341341341 -> 1341341341341341
+
+-- Nmax, Nmin, Ntiny
+ddcpa131 copyabs 9.999999999999999E+384 -> 9.999999999999999E+384
+ddcpa132 copyabs 1E-383 -> 1E-383
+ddcpa133 copyabs 1.000000000000000E-383 -> 1.000000000000000E-383
+ddcpa134 copyabs 1E-398 -> 1E-398
+
+ddcpa135 copyabs -1E-398 -> 1E-398
+ddcpa136 copyabs -1.000000000000000E-383 -> 1.000000000000000E-383
+ddcpa137 copyabs -1E-383 -> 1E-383
+ddcpa138 copyabs -9.999999999999999E+384 -> 9.999999999999999E+384