[previous] 0709 [next] [C] Initialization of locally declared 'extern %s' is illegal.
Constraint violations REFERENCE - ISO:C90-6.5.7 Initialization - Constraints

This is a constraint error

An object declared at block scope with external linkage cannot be initialized.

For example: 


/*PRQA S 2017,3205,3222,3408,3603 ++*/

extern void foo(void)
{
    extern int glob = 0;        /* Message 0709 */
}

MISRA-C:2004 Rules applicable to message 0709:

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

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