[][src]Type Definition rustc_data_structures::obligation_forest::ObligationTreeIdGenerator

type ObligationTreeIdGenerator = Map<RangeFrom<usize>, fn(_: usize) -> ObligationTreeId>;
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.