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rb_cmpint difference from MRI #2716

nirvdrum opened this issue Mar 17, 2015 · 0 comments

rb_cmpint difference from MRI #2716

nirvdrum opened this issue Mar 17, 2015 · 0 comments


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@nirvdrum nirvdrum commented Mar 17, 2015

This probably doesn't affect anyone in the wild, but our rb_cmpint implementation differs from MRI. MRI always normalizes to {-1, 0, 1}. We do that for Bignum, but not Fixnum.


$ ruby -v
ruby 2.2.1p85 (2015-02-26 revision 49769) [x86_64-linux]

$ ruby -e 'class X; def <=>(other); 99999; end; end; p "abc" <=>'
$ bin/jruby -v
jruby (2.2.1) 2015-03-17 6a83754 Java HotSpot(TM) 64-Bit Server VM 24.76-b04 on 1.7.0_76-b13 +jit [linux-amd64]

$ bin/jruby -e 'class X; def <=>(other); 99999; end; end; p "abc" <=>'
@nirvdrum nirvdrum closed this in 893aefe Mar 17, 2015
@nirvdrum nirvdrum added this to the milestone Mar 17, 2015
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