Examples of errors detected by the V6020 diagnostic


V6020. Division or mod division by zero.


Apache Hive

V6020 Divide by zero. The range of the 'divisor' denominator values includes zero. SqlMathUtil.java(265)


public static long divideUnsignedLong(long dividend, long divisor) {
  if (divisor < 0L) {
    /*some comments*/
    return (compareUnsignedLong(dividend, divisor)) < 0 ? 0L : 1L;
  }

  if (dividend >= 0) { // Both inputs non-negative
    return dividend / divisor;                     // <=
  } else {
    ....
  }
}

Similar errors can be found in some other places:

  • V6020 Mod by zero. The range of the 'divisor' denominator values includes zero. SqlMathUtil.java(309)
  • V6020 Divide by zero. The range of the 'divisor' denominator values includes zero. SqlMathUtil.java(276)
  • V6020 Divide by zero. The range of the 'divisor' denominator values includes zero. SqlMathUtil.java(312)


Bugs Found

Checked Projects
355
Collected Errors
13 303