[libc-commits] [libc] [libc] Refactor statvfs tests (PR #114147)

[Schrodinger ZHU Yifan via libc-commits]

https://github.com/SchrodingerZhu commented:

The change looks good to me. But I would like a more detailed explanation of the purposes. Is it for portability?

https://github.com/llvm/llvm-project/pull/114147