[PATCH] D38599: Remove warnings for dynamic_cast fallback.

[Dan Albert via Phabricator via cfe-commits]

danalbert planned changes to this revision.
danalbert added a comment.

In https://reviews.llvm.org/D38599#894041, @jroelofs wrote:

> (possibly renamed to _LIBCXXABI_DYNAMIC_FALLBACK)


I opted for adding this switch to libc++ instead. Like @rprichard points out, we'll need to do this in `std::type_info::operator==` as well. I thought that code wasn't in libc++ yet, but it seems it is. I'm going to rename this option in libc++abi to match the one in libc++.


https://reviews.llvm.org/D38599