{"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"BackendRepr::Scalar(abi::Scalar::Initialized"}]}
            BackendRepr::Scalar(abi::Scalar::Initialized { value: s, .. }) => {
        interp_ok(match mplace.layout.backend_repr {
                let size = s.size(self);