[libcxx-commits] [libcxx] [libc++] Refactor __split_buffer to eliminate code duplication (PR #114138)

[A. Jiang via libcxx-commits]

frederick-vs-ja wrote:

Let's just replace all `__split_buffer::push_{front,back}`. The changes are still simple and clear to me.

> It appears that it is primarily utilized by `std::vector` and `std::deque`.

That's all. It is not used elsewhere.

https://github.com/llvm/llvm-project/pull/114138