From 129c951f7a7349ba7cb737d604e622f7659e11cf Mon Sep 17 00:00:00 2001
From: Alexander Beedie <alexander-beedie@users.noreply.github.com>
Date: Mon, 20 May 2024 10:45:43 +0400
Subject: [PATCH] fix: Address overflow combining u64 hashes in Debug builds
 (#16323)

---
 crates/polars-core/src/series/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/polars-core/src/series/mod.rs b/crates/polars-core/src/series/mod.rs
index a1be063e65dd..ce9c1914a46f 100644
--- a/crates/polars-core/src/series/mod.rs
+++ b/crates/polars-core/src/series/mod.rs
@@ -147,7 +147,7 @@ impl Hash for Wrap<Series> {
         let rs = RandomState::with_seeds(0, 0, 0, 0);
         let mut h = vec![];
         self.0.vec_hash(rs, &mut h).unwrap();
-        let h = UInt64Chunked::from_vec("", h).sum();
+        let h = h.into_iter().fold(0, |a: u64, b| a.wrapping_add(b));
         h.hash(state)
     }
 }