@Test
public void testNoReturnNoOp() throws Exception {

  final String program = "void foo() {"
        + "  int x = 2;"
        + "  x++;"
        + "}";
  final TranslationUnit tu = ParseHelper.parse(program);
  final FunctionDefinition fd = findFunctionDefinition(tu, "foo");
  ReturnRemover.removeReturns(fd, ShadingLanguageVersion.ESSL_300);
  CompareAstsDuplicate.assertEqualAsts(program, tu);
}