hash.c: warn for wrong elements
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37621 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
hash.c: warn for wrong elements
[ruby-dev:46440] [Bug #7300]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37621 b2dd03c8-39d4-4d8f-98ff-823fe69b080e