[previous] 0564 [next] [C] Left operand of assignment must be an lvalue (it must designate an object).
Constraint violations REFERENCE - ISO:C90-6.3.16 Assignment Operators - Constraints

This is a constraint error

The left hand operand of this assignment operator is not an lvalue. For example: 


/*PRQA S 506,3205,3227,3314,3326,3344,3408,3416,3447,4150 ++*/

extern int g;

void foo(void * pv)
{
    int l;

    *pv = 0;            /* Message 0564 and also 0555 */
    1 = g;              /* Message 0564 (Number "1" mistyped instead of letter "l") */
}

MISRA-C:2004 Rules applicable to message 0564:

Rule  1.1  (Required) All code shall conform to ISO/IEC 9899:1990 C programming language, ISO 9899, amended and corrected by ISO/IEC 9899/COR1:1995, ISO/IEC 9899/AMD1:1995, and ISO/IEC 9899/COR2: 1996192

See also:

QA·C Source Code Analyser 8.1
MISRA-C:2004 Compliance Module 3.2
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