Fails like this:

@BenchmarkMode(Mode.All)
public strictfp class StrictFPClassTest {

    @Benchmark
    public void test() {
        // intentionally blank
    }

    @Test
    public void compileTest() {
        CompileTest.assertOK(this.getClass());
    }

}
WARNING at line 34: as of release 17, all floating-point expressions are evaluated strictly and 'strictfp' is not required
WARNING at line 34: as of release 17, all floating-point expressions are evaluated strictly and 'strictfp' is not required
WARNING at line 34: as of release 17, all floating-point expressions are evaluated strictly and 'strictfp' is not required
WARNING at line 34: as of release 17, all floating-point expressions are evaluated strictly and 'strictfp' is not required
ERROR at line -1: warnings found and -Werror specified