{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"FnAbiOf::fn_abi_of_fn_ptr(self,"}]}
        FnAbiOf::fn_abi_of_fn_ptr(self, sig, extra_args)
        let _span = enter_trace_span!(M, layouting::fn_abi_of_fn_ptr, ?sig, ?extra_args);
    }