[libcxx] [llvm] [libc++] ranges::find_last (PR #91086)

[Andrew Sukach via llvm-commits]

soukatch wrote:

> I think there is an existing patch. #67270

Thanks for the heads up, my bad. I was just looking to use it and noticed it hadn't yet been implemented. Closing the pr now.

https://github.com/llvm/llvm-project/pull/91086