parse.y: invalid name as mere string
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40635 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
parse.y: invalid name as mere string
and instance variable names as mere strings rather than errors.
[ruby-core:54885] [Bug #8375]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40635 b2dd03c8-39d4-4d8f-98ff-823fe69b080e