[packages/llvm] Non-fast-forward update to branch llvm-3.6

[glen]

The branch 'llvm-3.6' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch.

Commits removed from the branch:

  aefe54a... - testing workaround for 'ld: final link failed: Memory exh
  fc0cb7a... Revert "- testing workaround for 'ld: final link failed: Me

Commits added to the branch: