parse.y: null by syntax error
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50265 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
parse.y: null by syntax error
[ruby-core:68851] [Bug #10957]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50265 b2dd03c8-39d4-4d8f-98ff-823fe69b080e