[PATCH] D38903: [ubsan] Only use indirect RTTI in prologues on Darwin

[Vedant Kumar via Phabricator via cfe-commits]

vsk added a comment.

@pcc made an alternate suggestion which led to https://reviews.llvm.org/D38913. We're still discussing whether the new patch is a sufficient fix.


https://reviews.llvm.org/D38903