Merging r170147: into the 3.2 release branch.

Add support for current Ubuntu Quantal and the upcoming Raring.
Patch by Martin Nowack.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_32@170287 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed