[PATCH] D34223: [Support] Don't use std::iterator, it's deprecated in C++17

[Chandler Carruth via Phabricator via llvm-commits]

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

LGTM, but please update description when committing to explain that you're also leveraging the facade to flesh out the iterator operations and removing the now unecessary manual implementations.


https://reviews.llvm.org/D34223