func: static void goodG2B() wchar_t * data ; data = ( wchar_t * ) malloc ( ( 10 + 1 ) * sizeof ( wchar_t ) ); dataMap [ 0 ] = data; dataMap [ 1 ] = data; dataMap [ 2 ] = data; goodG2BSink ( dataMap ); void goodG2BSink(map<int, wchar_t *> dataMap) wchar_t * data = dataMap [ 2 ] ; memmove ( data , source , ( wcslen ( source ) + 1 ) * sizeof ( wchar_t ) ); printWLine ( data ); void printWLine (const wchar_t * line) if ( line != NULL )  wprintf ( L "%ls\n" , line ) free ( data ); 