This issue is fixed in upper stream as issue #142. (https://github.com/flori/json/issues/142)
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36541 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This breaks tests:
20120507T070102Z.log.html.gz
And don't change local codes, contribute it to upstream:
https://github.com/flori/json
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35562 b2dd03c8-39d4-4d8f-98ff-823fe69b080e