[PATCH] D15421: [Feature] Add a builtin for indexing into parameter packs

[Louis Dionne via cfe-commits]

ldionne added a comment.

No problem for the delay; we're all busy :-). Unfortunately, the patch does not apply cleanly on `master` anymore, so I'll rebase it and someone can then commit it for me.


http://reviews.llvm.org/D15421