Function rustc_middle::query::descs::vtable_trait_upcasting_coercion_new_vptr_slot

pub fn vtable_trait_upcasting_coercion_new_vptr_slot<'tcx>(
    tcx: TyCtxt<'tcx>,
    key: vtable_trait_upcasting_coercion_new_vptr_slot<'tcx>
) -> String