Ruby

• array.c (rb_ary_equal, rb_ary_eql, rb_ary_hash, rb_ary_cmp):
  Make Array#eql?, #hash, #== and #<=> use rb_exec_recursive() and
  handle recursive data properly. [ruby-dev:35181]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@17438 b2dd03c8-39d4-4d8f-98ff-823fe69b080e