javatests/de/jflex/testcase/token_limit/limit4.flex (8 lines of code) (raw):
/*
* Copyright 2023, Gerwin Klein <lsf@jflex.de>
* SPDX-License-Identifier: BSD-3-Clause
*/
%%
// should error -- (unfortunately) illegal dec literal
%token_size_limit 100_000
%%