SQLNumResultCols returns zero for query with long data and CTE

with x as (

    select 1 as `val`

    union all

    select 2 as `val`

    union all

    select 3 as `val`

)

select repeat(cast(x.val as nchar), x.val * 12000) as `string`

     , repeat(cast(x.val as char), x.val * 12000) as `c_string`

     , cast(repeat(char(x.val), x.val * 12000) as binary) as `binary`

     , x.val as `index`

from x;

[ODBC][459][1531695923.138711][SQLExecDirectW.c][177]

		Entry:

			Statement = 0x7f4e0a6d9700

			SQL = [

                    with x as (

                        select 1 as `val`

                        union all

                   ...][length = 594]

[ODBC][459][1531695923.140973][SQLExecDirectW.c][445]

		Exit:[SQL_SUCCESS]

[ODBC][459][1531695923.140991][SQLNumResultCols.c][156]

		Entry:

			Statement = 0x7f4e0a6d9700

			Column Count = 0x7f4e0a5fa5d4

[ODBC][459][1531695923.140999][SQLNumResultCols.c][251]

		Exit:[SQL_SUCCESS]

			Count = 0x7f4e0a5fa5d4 -> 0