From fec30acf81abd1337ddc80278715547cea508382 Mon Sep 17 00:00:00 2001
From: Alexey Milovidov <milovidov@yandex-team.ru>
Date: Thu, 27 Dec 2018 03:51:14 +0300
Subject: [PATCH] Allowed some UB #3926

---
 dbms/src/AggregateFunctions/AggregateFunctionAvg.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dbms/src/AggregateFunctions/AggregateFunctionAvg.h b/dbms/src/AggregateFunctions/AggregateFunctionAvg.h
index 9cc2d8e26ed..53b42c42c9a 100644
--- a/dbms/src/AggregateFunctions/AggregateFunctionAvg.h
+++ b/dbms/src/AggregateFunctions/AggregateFunctionAvg.h
@@ -25,7 +25,7 @@ struct AggregateFunctionAvgData
     UInt64 count = 0;
 
     template <typename ResultT>
-    ResultT result() const
+    ResultT NO_SANITIZE_UNDEFINED result() const
     {
         if constexpr (std::is_floating_point_v<ResultT>)
             if constexpr (std::numeric_limits<ResultT>::is_iec559)