[][src]Function rustc_passes::rvalue_promotion::rvalue_promotable_map

fn rvalue_promotable_map<'a, 'tcx>(
    tcx: TyCtxt<'a, 'tcx, 'tcx>,
    def_id: DefId
) -> Lrc<ItemLocalSet>
🔬 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?