load.c: backtrace of circular require
Warning.warn
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58471 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
load.c: backtrace of circular require
Warning.warn
[ruby-core:80850] [Bug #13505]git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58471 b2dd03c8-39d4-4d8f-98ff-823fe69b080e