MFC r335799:
Upgrade our copies of clang, llvm, lld, lldb, compiler-rt and libc++ to
6.0.1 release (upstream r335540).
Relnotes: yes
MFC r335813:
Follow-up to r335799 (llvm/clang 6.0.1 update), by regenerating various
headers with new version information defines.
MFC r335819:
More follow-up to r335799 (llvm/clang 6.0.1 update), where I forgot to
update mtree files, ObsoleteFiles and a number of other paths. Sorry
about all the breakage.
Pointy hat to: me