Add updated .hgeol file and fix newlines in the 3.1 branch.
diff --git a/Lib/test/decimaltestdata/shift.decTest b/Lib/test/decimaltestdata/shift.decTest
index 3fac72f..78838cc 100644
--- a/Lib/test/decimaltestdata/shift.decTest
+++ b/Lib/test/decimaltestdata/shift.decTest
@@ -1,250 +1,250 @@
-------------------------------------------------------------------------
--- shift.decTest -- shift coefficient left or right --
--- 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
-
-extended: 1
-precision: 9
-rounding: half_up
-maxExponent: 999
-minExponent: -999
-
--- Sanity check
-shix001 shift 0 0 -> 0
-shix002 shift 0 2 -> 0
-shix003 shift 1 2 -> 100
-shix004 shift 1 8 -> 100000000
-shix005 shift 1 9 -> 0
-shix006 shift 1 -1 -> 0
-shix007 shift 123456789 -1 -> 12345678
-shix008 shift 123456789 -8 -> 1
-shix009 shift 123456789 -9 -> 0
-shix010 shift 0 -2 -> 0
-
--- rhs must be an integer
-shix011 shift 1 1.5 -> NaN Invalid_operation
-shix012 shift 1 1.0 -> NaN Invalid_operation
-shix013 shift 1 0.1 -> NaN Invalid_operation
-shix014 shift 1 0.0 -> NaN Invalid_operation
-shix015 shift 1 1E+1 -> NaN Invalid_operation
-shix016 shift 1 1E+99 -> NaN Invalid_operation
-shix017 shift 1 Inf -> NaN Invalid_operation
-shix018 shift 1 -Inf -> NaN Invalid_operation
--- and |rhs| <= precision
-shix020 shift 1 -1000 -> NaN Invalid_operation
-shix021 shift 1 -10 -> NaN Invalid_operation
-shix022 shift 1 10 -> NaN Invalid_operation
-shix023 shift 1 1000 -> NaN Invalid_operation
-
--- full shifting pattern
-shix030 shift 123456789 -9 -> 0
-shix031 shift 123456789 -8 -> 1
-shix032 shift 123456789 -7 -> 12
-shix033 shift 123456789 -6 -> 123
-shix034 shift 123456789 -5 -> 1234
-shix035 shift 123456789 -4 -> 12345
-shix036 shift 123456789 -3 -> 123456
-shix037 shift 123456789 -2 -> 1234567
-shix038 shift 123456789 -1 -> 12345678
-shix039 shift 123456789 -0 -> 123456789
-shix040 shift 123456789 +0 -> 123456789
-shix041 shift 123456789 +1 -> 234567890
-shix042 shift 123456789 +2 -> 345678900
-shix043 shift 123456789 +3 -> 456789000
-shix044 shift 123456789 +4 -> 567890000
-shix045 shift 123456789 +5 -> 678900000
-shix046 shift 123456789 +6 -> 789000000
-shix047 shift 123456789 +7 -> 890000000
-shix048 shift 123456789 +8 -> 900000000
-shix049 shift 123456789 +9 -> 0
-
--- from examples
-shix051 shift 34 8 -> '400000000'
-shix052 shift 12 9 -> '0'
-shix053 shift 123456789 -2 -> '1234567'
-shix054 shift 123456789 0 -> '123456789'
-shix055 shift 123456789 +2 -> '345678900'
-
--- zeros
-shix060 shift 0E-10 +9 -> 0E-10
-shix061 shift 0E-10 -9 -> 0E-10
-shix062 shift 0.000 +9 -> 0.000
-shix063 shift 0.000 -9 -> 0.000
-shix064 shift 0E+10 +9 -> 0E+10
-shix065 shift 0E+10 -9 -> 0E+10
-shix066 shift -0E-10 +9 -> -0E-10
-shix067 shift -0E-10 -9 -> -0E-10
-shix068 shift -0.000 +9 -> -0.000
-shix069 shift -0.000 -9 -> -0.000
-shix070 shift -0E+10 +9 -> -0E+10
-shix071 shift -0E+10 -9 -> -0E+10
-
--- Nmax, Nmin, Ntiny
-shix141 shift 9.99999999E+999 -1 -> 9.9999999E+998
-shix142 shift 9.99999999E+999 -8 -> 9E+991
-shix143 shift 9.99999999E+999 1 -> 9.99999990E+999
-shix144 shift 9.99999999E+999 8 -> 9.00000000E+999
-shix145 shift 1E-999 -1 -> 0E-999
-shix146 shift 1E-999 -8 -> 0E-999
-shix147 shift 1E-999 1 -> 1.0E-998
-shix148 shift 1E-999 8 -> 1.00000000E-991
-shix151 shift 1.00000000E-999 -1 -> 1.0000000E-1000
-shix152 shift 1.00000000E-999 -8 -> 1E-1007
-shix153 shift 1.00000000E-999 1 -> 0E-1007
-shix154 shift 1.00000000E-999 8 -> 0E-1007
-shix155 shift 9.00000000E-999 -1 -> 9.0000000E-1000
-shix156 shift 9.00000000E-999 -8 -> 9E-1007
-shix157 shift 9.00000000E-999 1 -> 0E-1007
-shix158 shift 9.00000000E-999 8 -> 0E-1007
-shix160 shift 1E-1007 -1 -> 0E-1007
-shix161 shift 1E-1007 -8 -> 0E-1007
-shix162 shift 1E-1007 1 -> 1.0E-1006
-shix163 shift 1E-1007 8 -> 1.00000000E-999
--- negatives
-shix171 shift -9.99999999E+999 -1 -> -9.9999999E+998
-shix172 shift -9.99999999E+999 -8 -> -9E+991
-shix173 shift -9.99999999E+999 1 -> -9.99999990E+999
-shix174 shift -9.99999999E+999 8 -> -9.00000000E+999
-shix175 shift -1E-999 -1 -> -0E-999
-shix176 shift -1E-999 -8 -> -0E-999
-shix177 shift -1E-999 1 -> -1.0E-998
-shix178 shift -1E-999 8 -> -1.00000000E-991
-shix181 shift -1.00000000E-999 -1 -> -1.0000000E-1000
-shix182 shift -1.00000000E-999 -8 -> -1E-1007
-shix183 shift -1.00000000E-999 1 -> -0E-1007
-shix184 shift -1.00000000E-999 8 -> -0E-1007
-shix185 shift -9.00000000E-999 -1 -> -9.0000000E-1000
-shix186 shift -9.00000000E-999 -8 -> -9E-1007
-shix187 shift -9.00000000E-999 1 -> -0E-1007
-shix188 shift -9.00000000E-999 8 -> -0E-1007
-shix190 shift -1E-1007 -1 -> -0E-1007
-shix191 shift -1E-1007 -8 -> -0E-1007
-shix192 shift -1E-1007 1 -> -1.0E-1006
-shix193 shift -1E-1007 8 -> -1.00000000E-999
-
--- more negatives (of sanities)
-shix201 shift -0 0 -> -0
-shix202 shift -0 2 -> -0
-shix203 shift -1 2 -> -100
-shix204 shift -1 8 -> -100000000
-shix205 shift -1 9 -> -0
-shix206 shift -1 -1 -> -0
-shix207 shift -123456789 -1 -> -12345678
-shix208 shift -123456789 -8 -> -1
-shix209 shift -123456789 -9 -> -0
-shix210 shift -0 -2 -> -0
-shix211 shift -0 -0 -> -0
-
-
--- Specials; NaNs are handled as usual
-shix781 shift -Inf -8 -> -Infinity
-shix782 shift -Inf -1 -> -Infinity
-shix783 shift -Inf -0 -> -Infinity
-shix784 shift -Inf 0 -> -Infinity
-shix785 shift -Inf 1 -> -Infinity
-shix786 shift -Inf 8 -> -Infinity
-shix787 shift -1000 -Inf -> NaN Invalid_operation
-shix788 shift -Inf -Inf -> NaN Invalid_operation
-shix789 shift -1 -Inf -> NaN Invalid_operation
-shix790 shift -0 -Inf -> NaN Invalid_operation
-shix791 shift 0 -Inf -> NaN Invalid_operation
-shix792 shift 1 -Inf -> NaN Invalid_operation
-shix793 shift 1000 -Inf -> NaN Invalid_operation
-shix794 shift Inf -Inf -> NaN Invalid_operation
-
-shix800 shift Inf -Inf -> NaN Invalid_operation
-shix801 shift Inf -8 -> Infinity
-shix802 shift Inf -1 -> Infinity
-shix803 shift Inf -0 -> Infinity
-shix804 shift Inf 0 -> Infinity
-shix805 shift Inf 1 -> Infinity
-shix806 shift Inf 8 -> Infinity
-shix807 shift Inf Inf -> NaN Invalid_operation
-shix808 shift -1000 Inf -> NaN Invalid_operation
-shix809 shift -Inf Inf -> NaN Invalid_operation
-shix810 shift -1 Inf -> NaN Invalid_operation
-shix811 shift -0 Inf -> NaN Invalid_operation
-shix812 shift 0 Inf -> NaN Invalid_operation
-shix813 shift 1 Inf -> NaN Invalid_operation
-shix814 shift 1000 Inf -> NaN Invalid_operation
-shix815 shift Inf Inf -> NaN Invalid_operation
-
-shix821 shift NaN -Inf -> NaN
-shix822 shift NaN -1000 -> NaN
-shix823 shift NaN -1 -> NaN
-shix824 shift NaN -0 -> NaN
-shix825 shift NaN 0 -> NaN
-shix826 shift NaN 1 -> NaN
-shix827 shift NaN 1000 -> NaN
-shix828 shift NaN Inf -> NaN
-shix829 shift NaN NaN -> NaN
-shix830 shift -Inf NaN -> NaN
-shix831 shift -1000 NaN -> NaN
-shix832 shift -1 NaN -> NaN
-shix833 shift -0 NaN -> NaN
-shix834 shift 0 NaN -> NaN
-shix835 shift 1 NaN -> NaN
-shix836 shift 1000 NaN -> NaN
-shix837 shift Inf NaN -> NaN
-
-shix841 shift sNaN -Inf -> NaN Invalid_operation
-shix842 shift sNaN -1000 -> NaN Invalid_operation
-shix843 shift sNaN -1 -> NaN Invalid_operation
-shix844 shift sNaN -0 -> NaN Invalid_operation
-shix845 shift sNaN 0 -> NaN Invalid_operation
-shix846 shift sNaN 1 -> NaN Invalid_operation
-shix847 shift sNaN 1000 -> NaN Invalid_operation
-shix848 shift sNaN NaN -> NaN Invalid_operation
-shix849 shift sNaN sNaN -> NaN Invalid_operation
-shix850 shift NaN sNaN -> NaN Invalid_operation
-shix851 shift -Inf sNaN -> NaN Invalid_operation
-shix852 shift -1000 sNaN -> NaN Invalid_operation
-shix853 shift -1 sNaN -> NaN Invalid_operation
-shix854 shift -0 sNaN -> NaN Invalid_operation
-shix855 shift 0 sNaN -> NaN Invalid_operation
-shix856 shift 1 sNaN -> NaN Invalid_operation
-shix857 shift 1000 sNaN -> NaN Invalid_operation
-shix858 shift Inf sNaN -> NaN Invalid_operation
-shix859 shift NaN sNaN -> NaN Invalid_operation
-
--- propagating NaNs
-shix861 shift NaN1 -Inf -> NaN1
-shix862 shift +NaN2 -1000 -> NaN2
-shix863 shift NaN3 1000 -> NaN3
-shix864 shift NaN4 Inf -> NaN4
-shix865 shift NaN5 +NaN6 -> NaN5
-shix866 shift -Inf NaN7 -> NaN7
-shix867 shift -1000 NaN8 -> NaN8
-shix868 shift 1000 NaN9 -> NaN9
-shix869 shift Inf +NaN10 -> NaN10
-shix871 shift sNaN11 -Inf -> NaN11 Invalid_operation
-shix872 shift sNaN12 -1000 -> NaN12 Invalid_operation
-shix873 shift sNaN13 1000 -> NaN13 Invalid_operation
-shix874 shift sNaN14 NaN17 -> NaN14 Invalid_operation
-shix875 shift sNaN15 sNaN18 -> NaN15 Invalid_operation
-shix876 shift NaN16 sNaN19 -> NaN19 Invalid_operation
-shix877 shift -Inf +sNaN20 -> NaN20 Invalid_operation
-shix878 shift -1000 sNaN21 -> NaN21 Invalid_operation
-shix879 shift 1000 sNaN22 -> NaN22 Invalid_operation
-shix880 shift Inf sNaN23 -> NaN23 Invalid_operation
-shix881 shift +NaN25 +sNaN24 -> NaN24 Invalid_operation
-shix882 shift -NaN26 NaN28 -> -NaN26
-shix883 shift -sNaN27 sNaN29 -> -NaN27 Invalid_operation
-shix884 shift 1000 -NaN30 -> -NaN30
-shix885 shift 1000 -sNaN31 -> -NaN31 Invalid_operation
+------------------------------------------------------------------------
+-- shift.decTest -- shift coefficient left or right --
+-- 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
+
+extended: 1
+precision: 9
+rounding: half_up
+maxExponent: 999
+minExponent: -999
+
+-- Sanity check
+shix001 shift 0 0 -> 0
+shix002 shift 0 2 -> 0
+shix003 shift 1 2 -> 100
+shix004 shift 1 8 -> 100000000
+shix005 shift 1 9 -> 0
+shix006 shift 1 -1 -> 0
+shix007 shift 123456789 -1 -> 12345678
+shix008 shift 123456789 -8 -> 1
+shix009 shift 123456789 -9 -> 0
+shix010 shift 0 -2 -> 0
+
+-- rhs must be an integer
+shix011 shift 1 1.5 -> NaN Invalid_operation
+shix012 shift 1 1.0 -> NaN Invalid_operation
+shix013 shift 1 0.1 -> NaN Invalid_operation
+shix014 shift 1 0.0 -> NaN Invalid_operation
+shix015 shift 1 1E+1 -> NaN Invalid_operation
+shix016 shift 1 1E+99 -> NaN Invalid_operation
+shix017 shift 1 Inf -> NaN Invalid_operation
+shix018 shift 1 -Inf -> NaN Invalid_operation
+-- and |rhs| <= precision
+shix020 shift 1 -1000 -> NaN Invalid_operation
+shix021 shift 1 -10 -> NaN Invalid_operation
+shix022 shift 1 10 -> NaN Invalid_operation
+shix023 shift 1 1000 -> NaN Invalid_operation
+
+-- full shifting pattern
+shix030 shift 123456789 -9 -> 0
+shix031 shift 123456789 -8 -> 1
+shix032 shift 123456789 -7 -> 12
+shix033 shift 123456789 -6 -> 123
+shix034 shift 123456789 -5 -> 1234
+shix035 shift 123456789 -4 -> 12345
+shix036 shift 123456789 -3 -> 123456
+shix037 shift 123456789 -2 -> 1234567
+shix038 shift 123456789 -1 -> 12345678
+shix039 shift 123456789 -0 -> 123456789
+shix040 shift 123456789 +0 -> 123456789
+shix041 shift 123456789 +1 -> 234567890
+shix042 shift 123456789 +2 -> 345678900
+shix043 shift 123456789 +3 -> 456789000
+shix044 shift 123456789 +4 -> 567890000
+shix045 shift 123456789 +5 -> 678900000
+shix046 shift 123456789 +6 -> 789000000
+shix047 shift 123456789 +7 -> 890000000
+shix048 shift 123456789 +8 -> 900000000
+shix049 shift 123456789 +9 -> 0
+
+-- from examples
+shix051 shift 34 8 -> '400000000'
+shix052 shift 12 9 -> '0'
+shix053 shift 123456789 -2 -> '1234567'
+shix054 shift 123456789 0 -> '123456789'
+shix055 shift 123456789 +2 -> '345678900'
+
+-- zeros
+shix060 shift 0E-10 +9 -> 0E-10
+shix061 shift 0E-10 -9 -> 0E-10
+shix062 shift 0.000 +9 -> 0.000
+shix063 shift 0.000 -9 -> 0.000
+shix064 shift 0E+10 +9 -> 0E+10
+shix065 shift 0E+10 -9 -> 0E+10
+shix066 shift -0E-10 +9 -> -0E-10
+shix067 shift -0E-10 -9 -> -0E-10
+shix068 shift -0.000 +9 -> -0.000
+shix069 shift -0.000 -9 -> -0.000
+shix070 shift -0E+10 +9 -> -0E+10
+shix071 shift -0E+10 -9 -> -0E+10
+
+-- Nmax, Nmin, Ntiny
+shix141 shift 9.99999999E+999 -1 -> 9.9999999E+998
+shix142 shift 9.99999999E+999 -8 -> 9E+991
+shix143 shift 9.99999999E+999 1 -> 9.99999990E+999
+shix144 shift 9.99999999E+999 8 -> 9.00000000E+999
+shix145 shift 1E-999 -1 -> 0E-999
+shix146 shift 1E-999 -8 -> 0E-999
+shix147 shift 1E-999 1 -> 1.0E-998
+shix148 shift 1E-999 8 -> 1.00000000E-991
+shix151 shift 1.00000000E-999 -1 -> 1.0000000E-1000
+shix152 shift 1.00000000E-999 -8 -> 1E-1007
+shix153 shift 1.00000000E-999 1 -> 0E-1007
+shix154 shift 1.00000000E-999 8 -> 0E-1007
+shix155 shift 9.00000000E-999 -1 -> 9.0000000E-1000
+shix156 shift 9.00000000E-999 -8 -> 9E-1007
+shix157 shift 9.00000000E-999 1 -> 0E-1007
+shix158 shift 9.00000000E-999 8 -> 0E-1007
+shix160 shift 1E-1007 -1 -> 0E-1007
+shix161 shift 1E-1007 -8 -> 0E-1007
+shix162 shift 1E-1007 1 -> 1.0E-1006
+shix163 shift 1E-1007 8 -> 1.00000000E-999
+-- negatives
+shix171 shift -9.99999999E+999 -1 -> -9.9999999E+998
+shix172 shift -9.99999999E+999 -8 -> -9E+991
+shix173 shift -9.99999999E+999 1 -> -9.99999990E+999
+shix174 shift -9.99999999E+999 8 -> -9.00000000E+999
+shix175 shift -1E-999 -1 -> -0E-999
+shix176 shift -1E-999 -8 -> -0E-999
+shix177 shift -1E-999 1 -> -1.0E-998
+shix178 shift -1E-999 8 -> -1.00000000E-991
+shix181 shift -1.00000000E-999 -1 -> -1.0000000E-1000
+shix182 shift -1.00000000E-999 -8 -> -1E-1007
+shix183 shift -1.00000000E-999 1 -> -0E-1007
+shix184 shift -1.00000000E-999 8 -> -0E-1007
+shix185 shift -9.00000000E-999 -1 -> -9.0000000E-1000
+shix186 shift -9.00000000E-999 -8 -> -9E-1007
+shix187 shift -9.00000000E-999 1 -> -0E-1007
+shix188 shift -9.00000000E-999 8 -> -0E-1007
+shix190 shift -1E-1007 -1 -> -0E-1007
+shix191 shift -1E-1007 -8 -> -0E-1007
+shix192 shift -1E-1007 1 -> -1.0E-1006
+shix193 shift -1E-1007 8 -> -1.00000000E-999
+
+-- more negatives (of sanities)
+shix201 shift -0 0 -> -0
+shix202 shift -0 2 -> -0
+shix203 shift -1 2 -> -100
+shix204 shift -1 8 -> -100000000
+shix205 shift -1 9 -> -0
+shix206 shift -1 -1 -> -0
+shix207 shift -123456789 -1 -> -12345678
+shix208 shift -123456789 -8 -> -1
+shix209 shift -123456789 -9 -> -0
+shix210 shift -0 -2 -> -0
+shix211 shift -0 -0 -> -0
+
+
+-- Specials; NaNs are handled as usual
+shix781 shift -Inf -8 -> -Infinity
+shix782 shift -Inf -1 -> -Infinity
+shix783 shift -Inf -0 -> -Infinity
+shix784 shift -Inf 0 -> -Infinity
+shix785 shift -Inf 1 -> -Infinity
+shix786 shift -Inf 8 -> -Infinity
+shix787 shift -1000 -Inf -> NaN Invalid_operation
+shix788 shift -Inf -Inf -> NaN Invalid_operation
+shix789 shift -1 -Inf -> NaN Invalid_operation
+shix790 shift -0 -Inf -> NaN Invalid_operation
+shix791 shift 0 -Inf -> NaN Invalid_operation
+shix792 shift 1 -Inf -> NaN Invalid_operation
+shix793 shift 1000 -Inf -> NaN Invalid_operation
+shix794 shift Inf -Inf -> NaN Invalid_operation
+
+shix800 shift Inf -Inf -> NaN Invalid_operation
+shix801 shift Inf -8 -> Infinity
+shix802 shift Inf -1 -> Infinity
+shix803 shift Inf -0 -> Infinity
+shix804 shift Inf 0 -> Infinity
+shix805 shift Inf 1 -> Infinity
+shix806 shift Inf 8 -> Infinity
+shix807 shift Inf Inf -> NaN Invalid_operation
+shix808 shift -1000 Inf -> NaN Invalid_operation
+shix809 shift -Inf Inf -> NaN Invalid_operation
+shix810 shift -1 Inf -> NaN Invalid_operation
+shix811 shift -0 Inf -> NaN Invalid_operation
+shix812 shift 0 Inf -> NaN Invalid_operation
+shix813 shift 1 Inf -> NaN Invalid_operation
+shix814 shift 1000 Inf -> NaN Invalid_operation
+shix815 shift Inf Inf -> NaN Invalid_operation
+
+shix821 shift NaN -Inf -> NaN
+shix822 shift NaN -1000 -> NaN
+shix823 shift NaN -1 -> NaN
+shix824 shift NaN -0 -> NaN
+shix825 shift NaN 0 -> NaN
+shix826 shift NaN 1 -> NaN
+shix827 shift NaN 1000 -> NaN
+shix828 shift NaN Inf -> NaN
+shix829 shift NaN NaN -> NaN
+shix830 shift -Inf NaN -> NaN
+shix831 shift -1000 NaN -> NaN
+shix832 shift -1 NaN -> NaN
+shix833 shift -0 NaN -> NaN
+shix834 shift 0 NaN -> NaN
+shix835 shift 1 NaN -> NaN
+shix836 shift 1000 NaN -> NaN
+shix837 shift Inf NaN -> NaN
+
+shix841 shift sNaN -Inf -> NaN Invalid_operation
+shix842 shift sNaN -1000 -> NaN Invalid_operation
+shix843 shift sNaN -1 -> NaN Invalid_operation
+shix844 shift sNaN -0 -> NaN Invalid_operation
+shix845 shift sNaN 0 -> NaN Invalid_operation
+shix846 shift sNaN 1 -> NaN Invalid_operation
+shix847 shift sNaN 1000 -> NaN Invalid_operation
+shix848 shift sNaN NaN -> NaN Invalid_operation
+shix849 shift sNaN sNaN -> NaN Invalid_operation
+shix850 shift NaN sNaN -> NaN Invalid_operation
+shix851 shift -Inf sNaN -> NaN Invalid_operation
+shix852 shift -1000 sNaN -> NaN Invalid_operation
+shix853 shift -1 sNaN -> NaN Invalid_operation
+shix854 shift -0 sNaN -> NaN Invalid_operation
+shix855 shift 0 sNaN -> NaN Invalid_operation
+shix856 shift 1 sNaN -> NaN Invalid_operation
+shix857 shift 1000 sNaN -> NaN Invalid_operation
+shix858 shift Inf sNaN -> NaN Invalid_operation
+shix859 shift NaN sNaN -> NaN Invalid_operation
+
+-- propagating NaNs
+shix861 shift NaN1 -Inf -> NaN1
+shix862 shift +NaN2 -1000 -> NaN2
+shix863 shift NaN3 1000 -> NaN3
+shix864 shift NaN4 Inf -> NaN4
+shix865 shift NaN5 +NaN6 -> NaN5
+shix866 shift -Inf NaN7 -> NaN7
+shix867 shift -1000 NaN8 -> NaN8
+shix868 shift 1000 NaN9 -> NaN9
+shix869 shift Inf +NaN10 -> NaN10
+shix871 shift sNaN11 -Inf -> NaN11 Invalid_operation
+shix872 shift sNaN12 -1000 -> NaN12 Invalid_operation
+shix873 shift sNaN13 1000 -> NaN13 Invalid_operation
+shix874 shift sNaN14 NaN17 -> NaN14 Invalid_operation
+shix875 shift sNaN15 sNaN18 -> NaN15 Invalid_operation
+shix876 shift NaN16 sNaN19 -> NaN19 Invalid_operation
+shix877 shift -Inf +sNaN20 -> NaN20 Invalid_operation
+shix878 shift -1000 sNaN21 -> NaN21 Invalid_operation
+shix879 shift 1000 sNaN22 -> NaN22 Invalid_operation
+shix880 shift Inf sNaN23 -> NaN23 Invalid_operation
+shix881 shift +NaN25 +sNaN24 -> NaN24 Invalid_operation
+shix882 shift -NaN26 NaN28 -> -NaN26
+shix883 shift -sNaN27 sNaN29 -> -NaN27 Invalid_operation
+shix884 shift 1000 -NaN30 -> -NaN30
+shix885 shift 1000 -sNaN31 -> -NaN31 Invalid_operation