{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"for"}]}
            for (fn_ptr_ty, span) in self.find_fn_ptr_ty_with_external_abi(input_hir, *input_ty) {
        for (input_ty, input_hir) in iter::zip(sig.inputs(), decl.inputs) {
                self.check_type_for_ffi_and_report_errors(span, fn_ptr_ty, false, false);