[ruby-cvs:62032] mrkn:r54870 (trunk): Fix rb_ary_sum for mathn

[mrkn at ruby-lang.org]

mrkn	2016-05-02 00:02:47 +0900 (Mon, 02 May 2016)

  New Revision: 54870

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=54870

  Log:
    Fix rb_ary_sum for mathn
    
    * array.c (rb_ary_sum): fix for mathn
    
    * test/ruby/test_array.rb (test_sum): ditto.

  Modified files:
    trunk/ChangeLog
    trunk/array.c
    trunk/test/ruby/test_array.rb