From d0afba959d18d1c2c646b99e6ddd864b1a91deb2 Mon Sep 17 00:00:00 2001
From: Daniel Csillag <dccsillag@gmail.com>
Date: Wed, 19 Apr 2023 08:16:03 -0300
Subject: Change SipHash2-4 -> SipHash1-3 (#780)

This seems to significantly improves performance. Inspired by https://github.com/rust-lang/rust/pull/107925
---
 src/util/mod.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/util')

diff --git a/src/util/mod.rs b/src/util/mod.rs
index c2b23273..b8bf90d2 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -12,7 +12,7 @@ use std::num::NonZeroUsize;
 use std::path::{Component, Path, PathBuf};
 use std::sync::Arc;
 
-use siphasher::sip128::{Hasher128, SipHasher};
+use siphasher::sip128::{Hasher128, SipHasher13};
 
 /// Turn a closure into a struct implementing [`Debug`].
 pub fn debug<F>(f: F) -> impl Debug
@@ -35,7 +35,7 @@ where
 
 /// Calculate a 128-bit siphash of a value.
 pub fn hash128<T: Hash + ?Sized>(value: &T) -> u128 {
-    let mut state = SipHasher::new();
+    let mut state = SipHasher13::new();
     value.hash(&mut state);
     state.finish128().as_u128()
 }
-- 
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