javatests/de/jflex/testcase/no_warn/no_warn2.flex (15 lines of code) (raw):

/* * Copyright 2023, Gerwin Klein <lsf@jflex.de> * SPDX-License-Identifier: BSD-3-Clause */ package de.jflex.testcase.no_warn; %% %class NoSuppress %debug %int %warn all %suppress never-match %% a|b { return 1; } a { /* never-match warning */ } [^] { return 0; }