upcoming 3.3 release (branching and freezing expected in a few weeks). Preliminary release notes can be found at the usual location: <http://llvm.org/docs/ReleaseNotes.html> An MFC is planned once the actual 3.3 release is finished.
branch. This is effectively llvm/clang 3.2 RC2; the 3.2 release is coming soon.
This contains many improvements, primarily better C++ support, an integrated assembler for x86 and support for -pg.