Variable value_ui64 can stay uninitialized if operation type none of these values - ZBX_PREPROC_BOOL2DEC, ZBX_PREPROC_OCT2DEC, ZBX_PREPROC_HEX2DEC

In src/libs/zbxdbcache/item_preproc.c:

Declaring variable value_ui64 without initializer.

static int      item_preproc_2dec(zbx_variant_t *value, unsigned char op_type, char **errmsg)
{
       zbx_uint64_t    value_ui64;

Uninitialized scalar variable (UNINIT)4. uninit_use_in_call: Using uninitialized value value_ui64 when calling zbx_variant_set_ui64.

zbx_variant_set_ui64(value, value_ui64);

(CID 155652)