* enumerator.c (lazy_zip): raise error for bad arguments
  [Bug #7706]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38926 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* enum.c (enum_zip): Fix error message

* array.c (take_items): Same, for Array#zip
  [Bug #7706]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38927 b2dd03c8-39d4-4d8f-98ff-823fe69b080e