Commits
Joe Groff committed 7d1e60e2538
IRGen/Runtime: Agree on which flag bit means "isNotBitwiseTakable" again. Somehow this got out of sync, and IRGen's idea of which flag it was collided with "hasExtraInhabitants", causing hilarity to ensue whenever weak or protocol types were packed in optionals. Fixes rdar://problem/17814752. Swift SVN r21803