From 50021fb69973e655f921c2dc84aa9f9194c86b8d Mon Sep 17 00:00:00 2001
From: "dobby-yivi-agent[bot]"
 <275734547+dobby-yivi-agent[bot]@users.noreply.github.com>
Date: Sat, 9 May 2026 22:31:00 +0000
Subject: [PATCH] chore: bump criterion 0.5 -> 0.8

Replace deprecated criterion::black_box with std::hint::black_box.

Refs #15.
---
 Cargo.toml       | 2 +-
 benches/bench.rs | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 0c3bf73..21d1471 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ serde = { version = "1.0", default-features = false, optional = true }
 
 [dev-dependencies]
 bincode = { version = "2", features = ["serde"] }
-criterion = "0.5"
+criterion = "0.8"
 rand = "0.8"
 
 [features]
diff --git a/benches/bench.rs b/benches/bench.rs
index 9a0ce28..d0a51f4 100644
--- a/benches/bench.rs
+++ b/benches/bench.rs
@@ -1,8 +1,9 @@
-use criterion::{black_box, criterion_group, criterion_main, Criterion};
+use criterion::{criterion_group, criterion_main, Criterion};
 use ibs::{
     gg,
     gg::{Identity, Signer, Verifier},
 };
+use std::hint::black_box;
 
 use rand::prelude::*;