I agree, as someone who works on rustc I think it's a significant endeavor to maintain a substantial fork of either Rust or LLVM. (Rust does maintain a fork of

I agree, as someone who works on rustc I think it's a significant endeavor to maintain a substantial fork of either Rust or LLVM. (Rust does maintain a fork of LLVM, but it's just a couple minor patches that typically get upstreamed eventually)