{"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"//"}]}
            // ZST type, so either validation fails for all elements or none.
            // of an array and not all of them, because there's only a single value of a specific
            ty::Array(tys, ..) | ty::Slice(tys) if self.ecx.layout_of(*tys)?.is_zst() => {