parse.y: disable past scope warnings
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49082 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
parse.y: disable past scope warnings
to a local variable defined in a past scope.
[ruby-core:67162] [Bug #10661]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49082 b2dd03c8-39d4-4d8f-98ff-823fe69b080e