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Revision 48f5f591

Added by mrkn (Kenta Murata) over 7 years ago

array.c, enum.c: change sum algorithm

  • array.c (rb_ary_sum): change the algorithm to Kahan-Babuska balancing
    summation to be more precise.
    [Feature #12871] [ruby-core:77771]

  • enum.c (sum_iter, enum_sum): ditto.

  • test_array.rb, test_enum.rb: add an assertion for the above change.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e