Android 4.0.1 Source Code available for download
The source code for Android Ice Cream Sandwich has just been released. The news were announced by Jean Baptiste Queru on the Android Building Google Group.
This is the Android version 4.0.1 that is available (same as the one in the new Samsung Galaxy Nexus).
See thread on google groups.
Download instructions available here: source.android.com/source/downloading.html