diff --git a/dap-sdk/core/include/dap_math_ops.h b/dap-sdk/core/include/dap_math_ops.h
index 2171c983c37b883e9bc384ee8d58f384f9a1eb13..b9b26b11684aeb44033c6fced9f55be820b36375 100755
--- a/dap-sdk/core/include/dap_math_ops.h
+++ b/dap-sdk/core/include/dap_math_ops.h
@@ -924,7 +924,7 @@ static inline int fls128(uint128_t n) {
     }
     return 63 - nlz64(n.lo);
 }
-
+//todo: this should not be ander ifndef
 static inline void divmod_impl_128(uint128_t a_dividend, uint128_t a_divisor, uint128_t *a_quotient, uint128_t *a_remainder)
 {
     assert( compare128(a_divisor, uint128_0) ); // a_divisor != 0