Method Queue

java/com/google/re2j/Machine.java:39–43

(int n)

    int size; // of prefix of |dense| that is logically populated

    Queue(int n) {
      this.sparse = new int[n];
      this.densePcs = new int[n];
      this.denseThreads = new Thread[n];
    }

    boolean contains(int pc) {
      int j = sparse[pc];