private boolean isJavaxAnnotationProcessingGeneratedAvailable() {
    return SourceVersion.latestSupported().compareTo(SourceVersion.RELEASE_8) > 0;
  }
Test builders and classes that are generic (as opposed to just containing properties with
generics).
value/src/it/functional/src/test/java/com/google/auto/value/gwt/GwtCompilationTest.java