public void dumpToStdout() {
    int oldRegCount = interference.size();

    for (int i = 0; i < oldRegCount; i++) {
      StringBuilder sb = new StringBuilder();

      sb.append("Reg " + i + ":" + interference.get(i).toString());

      System.out.println(sb.toString());
    }
  }
Dumps interference graph to stdout for debugging.
android/android_framework/dex-maker/src/main/java/com/android/dx/ssa/back/InterferenceGraph.java