@Test
public void testNullStmtsInForNotTouched() throws Exception {

  final String program = "void main() { for(int i = 0; i < 100; i++) ; }";
  final TranslationUnit tu = ParseHelper.parse(program);
  List<? extends IReductionOpportunity> ops =
        StmtReductionOpportunities.findOpportunities(MakeShaderJobFromFragmentShader.make(tu),
            new ReducerContext(false, ShadingLanguageVersion.ESSL_100,
                new RandomWrapper(0),
                new IdGenerator()));
  assertEquals(0, ops.size());
}