[previous] 4320 [next] An expression of 'essentially enum' type (%1s) is being cast to Boolean type, '%2s'.
Arithmetic type - Casts

This message is issued whenever an expression of essentially enum type has been cast to Boolean type.

For example: 


/*PRQA S 1-9999 ++*/
/*PRQA S 4320 --*/

enum E {ONE, TWO};

void foo (_Bool b);

_Bool f4320 (enum E a)
{
  foo ((_Bool) ONE);        /* 4320 */

  return ((_Bool) a);       /* 4320 */
}

QA·C Source Code Analyser 8.1.2
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