Comment on this news article
Xcode 4.5.1, update per correggere alcuni bug - Macity
http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNFDnK4d-3lmoixz3QnXCgiRomnIiw&url=http://www.macitynet.it/macity/articolo/Xcode-4.5.1-update-per-correggere-alcuni-bug/aA63308