[previous] 4549 [next] A non-negative constant expression of 'essentially signed' type (%1s) is being used as the first operand of this conditional operator (%2s).
Arithmetic type - Operands

This message is issued whenever a constant expression of essentially signed type with a non-negative value has been used as the first operand of the conditional operator.

For example: 


/*PRQA S 1-9999 ++*/
/*PRQA S 4549 --*/

int f4549 (void)
{
  return 1 ? 0 : 1;         /* 4549 */
}

QA·C Source Code Analyser 8.1.2
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