iOS 5 release date supports iPhone 5 October release.
The iPhone 5 will be launched wit iOS 5. Developers are supposed to get the next beta (beta 8) of iOS 5 by Friday. BGR reports that they heard that a week later Apple plans to go Golden Master with iOS 5. iPhone makers would then have time to test iOS 5 until October 5. If all goes well, the iPhone 5 can than start shipping to Apple. This time plan of iOS 5 supports the mid-October release of the iPhone 5 that is rumored since a couple weeks.
In the worst case scenario, Apple is encountering a severe bug in the Golden Master that would prevent them to go ahead with the planned launch. This would mean we would to wait even longer for the iPhone 5.
More iPhone 5 News.