[libc-commits] [libc] [libc] Add libc-headers-build custom target (PR #191160)

[Victor Campos via libc-commits]

vhscampos wrote:

> > What's the difference in result between this and installing the headers as before?
> 
> The goal is to be able to build them without installing them. Right now the two are tied together and I want to be able to build them directly without interrupting my sysroot, etc.

Thank you. LGTM but please wait for Michael too

https://github.com/llvm/llvm-project/pull/191160