src/jdk.compiler/share/classes/com/sun/tools/javac/processing/JavacProcessingEnvironment.java

*** 760,770 ****
           * processor's source version needs to be greater than or
           * equal to the source version of the compile.
           */
          private void checkSourceVersionCompatibility(Source source, Log log) {
              SourceVersion procSourceVersion = processor.getSupportedSourceVersion();
- 
              if (procSourceVersion.compareTo(Source.toSourceVersion(source)) < 0 )  {
                  log.warning(Warnings.ProcProcessorIncompatibleSourceVersion(procSourceVersion,
                                                                              processor.getClass().getName(),
                                                                              source.name));
              }
--- 760,769 ----