[][src]Function rustc_mir::monomorphize::fn_once_adapter_instance

fn fn_once_adapter_instance<'a, 'tcx>(
    tcx: TyCtxt<'a, 'tcx, 'tcx>,
    closure_did: DefId,
    substs: ClosureSubsts<'tcx>
) -> Instance<'tcx>
🔬 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?