[][src]Type Definition rustc_data_structures::owning_ref::BoxRefMut

type BoxRefMut<T, U = T> = OwningRefMut<Box<T>, U>;
🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

Typedef of a mutable owning reference that uses a Box as the owner.