[libcxx-commits] [libcxx] [libc++] Speed up classic locale (PR #70631)

[Louis Dionne via libcxx-commits]

ldionne wrote:

Thanks, I think #72112 is likely to make more progress since its scope is more narrow yet we reap most of the benefits. I'll close this for now and will review #72112 instead.

https://github.com/llvm/llvm-project/pull/70631