[PATCH] D51844: Allow subclassing ExternalAA

[Hal Finkel via Phabricator via llvm-commits]

hfinkel accepted this revision.
hfinkel added a comment.
This revision is now accepted and ready to land.

Somewhat unfortunate amount of boilerplate for each target AA pass, but I don't have a better suggestion right now.

LGTM


https://reviews.llvm.org/D51844