Method cmp

java/com/google/re2j/CharClass.java:292–295

(int[] array, int i, int pivotFrom, int pivotTo)

  // (pivotFrom, pivotTo), where the first component of the pair (lo) is
  // ordered naturally and the second component (hi) is in reverse order.
  private static int cmp(int[] array, int i, int pivotFrom, int pivotTo) {
    int cmp = array[i] - pivotFrom;
    return cmp != 0 ? cmp : pivotTo - array[i + 1];
  }

  // qsortIntPair() quicksorts pairs of ints in |array| according to lt().
  // Precondition: |left|, |right|, |this.len| must all be even; |this.len > 1|.