{ \
size_t n = IndexForInsert(lItem, fnCompare); \
\
- return n < m_nCount && m_pItems[n] == lItem ? (int)n : wxNOT_FOUND; \
+ return (n >= m_nCount || \
+ (*fnCompare)((const void *)(long)lItem, \
+ ((const void *)(long)m_pItems[n]))) ? wxNOT_FOUND \
+ : (int)n; \
} \
\
/* add item at the end */ \