From ac743dd5d36a5007133e9c32fed8cfb484287ab7 Mon Sep 17 00:00:00 2001
From: scottmcm <scottmcm@users.noreply.github.com>
Date: Wed, 22 May 2024 07:44:23 -0700
Subject: [PATCH] Use BuildHasher::hash_one (#8677)

---
 cranelift/src/souper_harvest.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/cranelift/src/souper_harvest.rs b/cranelift/src/souper_harvest.rs
index 8aeb50a12ce7..d8a559c437c7 100644
--- a/cranelift/src/souper_harvest.rs
+++ b/cranelift/src/souper_harvest.rs
@@ -7,6 +7,7 @@ use cranelift_codegen::Context;
 use cranelift_reader::parse_sets_and_triple;
 use rayon::iter::{IntoParallelIterator, ParallelBridge, ParallelIterator};
 use std::collections::HashSet;
+use std::hash::{BuildHasher, BuildHasherDefault};
 use std::io::Write;
 use std::path::PathBuf;
 use std::{fs, io};
@@ -143,7 +144,5 @@ fn parse_input(path: PathBuf) -> Result<Vec<Function>> {
 /// A convenience function for a quick usize hash
 #[inline]
 pub fn hash<T: std::hash::Hash + ?Sized>(v: &T) -> usize {
-    let mut state = rustc_hash::FxHasher::default();
-    v.hash(&mut state);
-    std::hash::Hasher::finish(&state) as usize
+    BuildHasherDefault::<rustc_hash::FxHasher>::default().hash_one(v) as usize
 }