{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"self.tcx.offset_of_subfield(self.typing_env,"}]}
                    self.tcx.offset_of_subfield(self.typing_env, layout, fields.iter()).bytes();
                let val =
                ImmTy::from_uint(val, usize_layout())