[previous] 0628 [next] [C] '%s' has different type to previous declaration at wider scope.
Constraint violations REFERENCE - ISO:C90-6.5 Declarations - Constraints

This is a constraint error

This object or function with external linkage has been declared previously at a wider scope with a different type. For example: 


/*PRQA S 3205,3210,3211,3221,3222,3408,3447,3625 ++*/

char c;
char f1(void);

void foo(void)
{
    extern int c;                       /* Message 0628 */
    extern int f1(void);                /* Message 0628 */
}

MISRA-C:2004 Rules applicable to message 0628:

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
Rule  8.4  (Required) If objects or functions are declared more than once their types shall be compatible.

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