[PATCH] D52697: Bug 39129: Speeding up partition_point/lower_bound/upper_bound/ by using unsigned division by 2 when possible.

[Denis Yaroshevskiy via Phabricator]

dyaroshev added a comment.

Seems like you are not comfortable with some additional changes that I did. I removed all of them and just left what was 100% necessary - casting to size_t for positive ptrdiff_t.


https://reviews.llvm.org/D52697