func: void CWE121_Stack_Based_Buffer_Overflow__CWE805_int64_t_declare_memmove_12_bad() int64_t * data ; int64_t dataBadBuffer [ 50 ] ; int64_t dataGoodBuffer [ 100 ] ; if ( globalReturnsTrueOrFalse ( ) )  int globalReturnsTrueOrFalse() return ( rand ( ) % 2 ) ; data = dataBadBuffer; data = dataGoodBuffer; int64_t source [ 100 ] = { 0 } ; memmove ( data , source , 100 * sizeof ( int64_t ) ); printLongLongLine ( data [ 0 ] ); void printLongLongLine (int64_t longLongIntNumber) printf ( "%lld\n" , longLongIntNumber ); 