[clang] [flang][Driver] Support -rpath, -shared, and -static in the frontend (PR #66702)

[Tarun Prabhu via cfe-commits]

tarunprabhu wrote:

> I think Windows does not work likely because `ld` is absent in PATH. You need `-Bxxx/bin` to specify a directory that contains `ld`, but I don't remember whether `ld.exe` is needed instead.

I think what I saw on the buildkite was Link.exe, but I don't know if that is always the case.


https://github.com/llvm/llvm-project/pull/66702