242 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			242 lines
		
	
	
		
			8.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
| ------------------------------------------------------------------------
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| -- tointegral.decTest -- round decimal to integral value              --
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| -- Copyright (c) IBM Corporation, 2001, 2008.  All rights reserved.   --
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| ------------------------------------------------------------------------
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| -- Please see the document "General Decimal Arithmetic Testcases"     --
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| -- at http://www2.hursley.ibm.com/decimal for the description of      --
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| -- these testcases.                                                   --
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| --                                                                    --
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| -- These testcases are experimental ('beta' versions), and they       --
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| -- may contain errors.  They are offered on an as-is basis.  In       --
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| -- particular, achieving the same results as the tests here is not    --
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| -- a guarantee that an implementation complies with any Standard      --
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| -- or specification.  The tests are not exhaustive.                   --
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| --                                                                    --
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| -- Please send comments, suggestions, and corrections to the author:  --
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| --   Mike Cowlishaw, IBM Fellow                                       --
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| --   IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK         --
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| --   mfc@uk.ibm.com                                                   --
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| ------------------------------------------------------------------------
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| version: 2.59
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| 
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| -- This set of tests tests the extended specification 'round-to-integral
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| -- value' operation (from IEEE 854, later modified in 754r).
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| -- All non-zero results are defined as being those from either copy or
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| -- quantize, so those are assumed to have been tested.
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| -- Note that 754r requires that Inexact not be set, and we similarly
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| -- assume Rounded is not set.
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| 
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| extended:    1
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| precision:   9
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| rounding:    half_up
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| maxExponent: 999
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| minExponent: -999
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| 
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| intx001 tointegral      0     ->  0
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| intx002 tointegral      0.0   ->  0
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| intx003 tointegral      0.1   ->  0
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| intx004 tointegral      0.2   ->  0
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| intx005 tointegral      0.3   ->  0
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| intx006 tointegral      0.4   ->  0
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| intx007 tointegral      0.5   ->  1
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| intx008 tointegral      0.6   ->  1
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| intx009 tointegral      0.7   ->  1
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| intx010 tointegral      0.8   ->  1
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| intx011 tointegral      0.9   ->  1
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| intx012 tointegral      1     ->  1
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| intx013 tointegral      1.0   ->  1
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| intx014 tointegral      1.1   ->  1
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| intx015 tointegral      1.2   ->  1
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| intx016 tointegral      1.3   ->  1
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| intx017 tointegral      1.4   ->  1
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| intx018 tointegral      1.5   ->  2
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| intx019 tointegral      1.6   ->  2
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| intx020 tointegral      1.7   ->  2
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| intx021 tointegral      1.8   ->  2
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| intx022 tointegral      1.9   ->  2
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| -- negatives
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| intx031 tointegral     -0     -> -0
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| intx032 tointegral     -0.0   -> -0
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| intx033 tointegral     -0.1   -> -0
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| intx034 tointegral     -0.2   -> -0
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| intx035 tointegral     -0.3   -> -0
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| intx036 tointegral     -0.4   -> -0
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| intx037 tointegral     -0.5   -> -1
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| intx038 tointegral     -0.6   -> -1
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| intx039 tointegral     -0.7   -> -1
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| intx040 tointegral     -0.8   -> -1
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| intx041 tointegral     -0.9   -> -1
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| intx042 tointegral     -1     -> -1
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| intx043 tointegral     -1.0   -> -1
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| intx044 tointegral     -1.1   -> -1
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| intx045 tointegral     -1.2   -> -1
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| intx046 tointegral     -1.3   -> -1
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| intx047 tointegral     -1.4   -> -1
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| intx048 tointegral     -1.5   -> -2
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| intx049 tointegral     -1.6   -> -2
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| intx050 tointegral     -1.7   -> -2
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| intx051 tointegral     -1.8   -> -2
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| intx052 tointegral     -1.9   -> -2
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| -- next two would be NaN using quantize(x, 0)
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| intx053 tointegral    10E+30  -> 1.0E+31
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| intx054 tointegral   -10E+30  -> -1.0E+31
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| 
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| -- numbers around precision
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| precision: 9
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| intx060 tointegral '56267E-10'   -> '0'
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| intx061 tointegral '56267E-5'    -> '1'
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| intx062 tointegral '56267E-2'    -> '563'
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| intx063 tointegral '56267E-1'    -> '5627'
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| intx065 tointegral '56267E-0'    -> '56267'
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| intx066 tointegral '56267E+0'    -> '56267'
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| intx067 tointegral '56267E+1'    -> '5.6267E+5'
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| intx068 tointegral '56267E+2'    -> '5.6267E+6'
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| intx069 tointegral '56267E+3'    -> '5.6267E+7'
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| intx070 tointegral '56267E+4'    -> '5.6267E+8'
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| intx071 tointegral '56267E+5'    -> '5.6267E+9'
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| intx072 tointegral '56267E+6'    -> '5.6267E+10'
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| intx073 tointegral '1.23E+96'    -> '1.23E+96'
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| intx074 tointegral '1.23E+384'   -> '1.23E+384'
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| intx075 tointegral '1.23E+999'   -> '1.23E+999'
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| 
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| intx080 tointegral '-56267E-10'  -> '-0'
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| intx081 tointegral '-56267E-5'   -> '-1'
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| intx082 tointegral '-56267E-2'   -> '-563'
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| intx083 tointegral '-56267E-1'   -> '-5627'
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| intx085 tointegral '-56267E-0'   -> '-56267'
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| intx086 tointegral '-56267E+0'   -> '-56267'
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| intx087 tointegral '-56267E+1'   -> '-5.6267E+5'
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| intx088 tointegral '-56267E+2'   -> '-5.6267E+6'
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| intx089 tointegral '-56267E+3'   -> '-5.6267E+7'
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| intx090 tointegral '-56267E+4'   -> '-5.6267E+8'
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| intx091 tointegral '-56267E+5'   -> '-5.6267E+9'
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| intx092 tointegral '-56267E+6'   -> '-5.6267E+10'
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| intx093 tointegral '-1.23E+96'   -> '-1.23E+96'
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| intx094 tointegral '-1.23E+384'  -> '-1.23E+384'
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| intx095 tointegral '-1.23E+999'  -> '-1.23E+999'
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| 
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| -- subnormal inputs
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| intx100 tointegral        1E-999 -> 0
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| intx101 tointegral      0.1E-999 -> 0
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| intx102 tointegral     0.01E-999 -> 0
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| intx103 tointegral        0E-999 -> 0
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| 
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| -- specials and zeros
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| intx120 tointegral 'Inf'       ->  Infinity
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| intx121 tointegral '-Inf'      -> -Infinity
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| intx122 tointegral   NaN       ->  NaN
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| intx123 tointegral  sNaN       ->  NaN  Invalid_operation
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| intx124 tointegral     0       ->  0
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| intx125 tointegral    -0       -> -0
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| intx126 tointegral     0.000   ->  0
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| intx127 tointegral     0.00    ->  0
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| intx128 tointegral     0.0     ->  0
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| intx129 tointegral     0       ->  0
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| intx130 tointegral     0E-3    ->  0
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| intx131 tointegral     0E-2    ->  0
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| intx132 tointegral     0E-1    ->  0
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| intx133 tointegral     0E-0    ->  0
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| intx134 tointegral     0E+1    ->  0E+1
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| intx135 tointegral     0E+2    ->  0E+2
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| intx136 tointegral     0E+3    ->  0E+3
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| intx137 tointegral     0E+4    ->  0E+4
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| intx138 tointegral     0E+5    ->  0E+5
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| intx139 tointegral    -0.000   -> -0
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| intx140 tointegral    -0.00    -> -0
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| intx141 tointegral    -0.0     -> -0
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| intx142 tointegral    -0       -> -0
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| intx143 tointegral    -0E-3    -> -0
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| intx144 tointegral    -0E-2    -> -0
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| intx145 tointegral    -0E-1    -> -0
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| intx146 tointegral    -0E-0    -> -0
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| intx147 tointegral    -0E+1    -> -0E+1
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| intx148 tointegral    -0E+2    -> -0E+2
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| intx149 tointegral    -0E+3    -> -0E+3
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| intx150 tointegral    -0E+4    -> -0E+4
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| intx151 tointegral    -0E+5    -> -0E+5
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| -- propagating NaNs
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| intx152 tointegral   NaN808    ->  NaN808
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| intx153 tointegral  sNaN080    ->  NaN80  Invalid_operation
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| intx154 tointegral  -NaN808    -> -NaN808
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| intx155 tointegral -sNaN080    -> -NaN80  Invalid_operation
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| intx156 tointegral  -NaN       -> -NaN
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| intx157 tointegral -sNaN       -> -NaN    Invalid_operation
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| 
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| -- examples
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| rounding:    half_up
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| precision:   9
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| intx200 tointegral     2.1    -> 2
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| intx201 tointegral   100      -> 100
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| intx202 tointegral   100.0    -> 100
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| intx203 tointegral   101.5    -> 102
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| intx204 tointegral  -101.5    -> -102
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| intx205 tointegral   10E+5    -> 1.0E+6
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| intx206 tointegral  7.89E+77  -> 7.89E+77
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| intx207 tointegral   -Inf     -> -Infinity
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| 
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| 
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| -- all rounding modes
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| rounding:    half_even
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| 
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| intx210 tointegral     55.5   ->  56
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| intx211 tointegral     56.5   ->  56
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| intx212 tointegral     57.5   ->  58
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| intx213 tointegral    -55.5   -> -56
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| intx214 tointegral    -56.5   -> -56
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| intx215 tointegral    -57.5   -> -58
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| 
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| rounding:    half_up
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| 
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| intx220 tointegral     55.5   ->  56
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| intx221 tointegral     56.5   ->  57
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| intx222 tointegral     57.5   ->  58
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| intx223 tointegral    -55.5   -> -56
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| intx224 tointegral    -56.5   -> -57
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| intx225 tointegral    -57.5   -> -58
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| 
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| rounding:    half_down
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| 
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| intx230 tointegral     55.5   ->  55
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| intx231 tointegral     56.5   ->  56
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| intx232 tointegral     57.5   ->  57
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| intx233 tointegral    -55.5   -> -55
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| intx234 tointegral    -56.5   -> -56
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| intx235 tointegral    -57.5   -> -57
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| 
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| rounding:    up
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| 
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| intx240 tointegral     55.3   ->  56
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| intx241 tointegral     56.3   ->  57
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| intx242 tointegral     57.3   ->  58
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| intx243 tointegral    -55.3   -> -56
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| intx244 tointegral    -56.3   -> -57
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| intx245 tointegral    -57.3   -> -58
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| 
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| rounding:    down
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| 
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| intx250 tointegral     55.7   ->  55
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| intx251 tointegral     56.7   ->  56
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| intx252 tointegral     57.7   ->  57
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| intx253 tointegral    -55.7   -> -55
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| intx254 tointegral    -56.7   -> -56
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| intx255 tointegral    -57.7   -> -57
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| 
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| rounding:    ceiling
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| 
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| intx260 tointegral     55.3   ->  56
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| intx261 tointegral     56.3   ->  57
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| intx262 tointegral     57.3   ->  58
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| intx263 tointegral    -55.3   -> -55
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| intx264 tointegral    -56.3   -> -56
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| intx265 tointegral    -57.3   -> -57
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| 
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| rounding:    floor
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| 
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| intx270 tointegral     55.7   ->  55
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| intx271 tointegral     56.7   ->  56
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| intx272 tointegral     57.7   ->  57
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| intx273 tointegral    -55.7   -> -56
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| intx274 tointegral    -56.7   -> -57
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| intx275 tointegral    -57.7   -> -58
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| 
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