fix return in toplevel ensure
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59184 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
fix return in toplevel ensure
toplevel ensure, when the value is used.
[ruby-core:81777] [Bug #13682]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59184 b2dd03c8-39d4-4d8f-98ff-823fe69b080e