[libc-commits] [libc] [libc][stdio] implement rename via SYS_renameat2 (PR #86140)

[Nick Desaulniers via libc-commits]

nickdesaulniers wrote:

Merging this to unbreak the build. @michaelrj-google when you're online let's chat about what to do for cases like this in the future.  I'm happy to write up public docs for whatever policy we decide on.

https://github.com/llvm/llvm-project/pull/86140