http://www.alonemonkey.com/2016/12/21/learning-llvm/html
http://www.cnblogs.com/vinceoniphone/archive/2011/04/05/2006088.htmliphone
http://blog.csdn.net/snsn1984/article/details/41077763.net
http://www.nagain.com/activity/article/4/htm
http://llvm.org/docs/index.htmlblog
http://releases.llvm.org/ip
http://www.aosabook.org/en/llvm.htmlit