ShrTraitLangItem, "shr", shr_trait;
IndexTraitLangItem, "index", index_trait;
IndexMutTraitLangItem, "index_mut", index_mut_trait;
+ SliceTraitLangItem, "slice", slice_trait;
+ SliceMutTraitLangItem, "slice_mut", slice_mut_trait;
UnsafeTypeLangItem, "unsafe", unsafe_type;