[libc-commits] [libc] [libc] implement vdso (PR #91572)

[Nick Desaulniers via libc-commits]

https://github.com/nickdesaulniers commented:

Also, I guess this does not yet use vdso::get_symbol to implement any of the functions; it just lays the groundwork for doing so.

https://github.com/llvm/llvm-project/pull/91572