{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"fx.layout_of(Ty::new_tup(fx.tcx,"}]}
                fx.layout_of(Ty::new_tup(fx.tcx, &[fx.tcx.types.u32, fx.tcx.types.u32])),
                fx,
            );