fix coverity issue: use after move

1 files changed, 1 insertions, 1 deletions

diff --git a/ydb/library/yql/ast/yql_constraint.cpp b/ydb/library/yql/ast/yql_constraint.cpp
index e8372ec97a..ea8104c70c 100644
--- a/ydb/library/yql/ast/yql_constraint.cpp
+++ b/ydb/library/yql/ast/yql_constraint.cpp
@@ -1768,7 +1768,7 @@ void TPassthroughConstraintNode::ToJson(NJson::TJsonWriter& out) const {
 }
 
 void TPassthroughConstraintNode::UniqueMerge(TMapType& output, TMapType&& input) {
-    output.merge(std::move(input));
+    output.merge(input);
     while (!input.empty()) {
         const auto exists = input.extract(input.cbegin());
         auto& target = output[exists.key()];