21.5.1.6605

```sql
create table bftest (k Int64, x Array(Int64), index ix1(x) TYPE bloom_filter GRANULARITY 3) 
Engine=MergeTree order by k;

insert into bftest select number, 
    arrayMap(i->rand64()%565656, range(10)) from numbers(10000000);
insert into bftest select number, 
    arrayMap(i->rand64()%565656, range(10)) from numbers(100000000);

###  hasAny(x, [42,-42])
select count() from bftest where hasAny(x, [42,-42]);
Elapsed: 0.909 sec. Processed 110.00 million rows

### has (x, 42) or has(x, -42)
select count() from bftest where has (x, 42) or has(x, -42);
Elapsed: 0.143 sec. Processed 6.55 million rows

```
{
public:
    struct RPNElement
    {
        enum Function
        {
            
            FUNCTION_EQUALS,
            FUNCTION_NOT_EQUALS,
            FUNCTION_HAS,
            FUNCTION_IN,
            FUNCTION_NOT_IN,
            FUNCTION_UNKNOWN, 
            
            FUNCTION_NOT,
            FUNCTION_AND,
            FUNCTION_OR,
            
            ALWAYS_FALSE,
            ALWAYS_TRUE,
        };
        RPNElement(Function function_ = FUNCTION_UNKNOWN) : function(function_) {}