Migrate `run-make/inline-always-many-cgu` to `rmake.rs` Part of https://github.com/rust-lang/rust/issues/121876. r? `@jieyouxu`
Migrate `run-make/inline-always-many-cgu` to `rmake.rs` Part of https://github.com/rust-lang/rust/issues/121876. r? `@jieyouxu`