[previous] 4504 [next] An expression of 'essentially Boolean' type (%1s) is being used as the right-hand operand of this shift operator (%2s).
Arithmetic type - Operands

This message is issued whenever an expression of essentially Boolean type appears on the right hand side of a shift operator.

For example: 


/*PRQA S 1-9999 ++*/
/*PRQA S 4504 --*/

void f4504 (int a, _Bool b)
{
  1 << (a != 0);            /* 4504 */
  
  a >> b;                   /* 4504 */
}

MISRA C:2012 Rules applicable to message 4504:

Rule-10.1  (Required) Operands shall not be of an inappropriate essential type.

See also:

QA·C Source Code Analyser 8.1
MISRA C:2012 Compliance Module 1.0
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