From aaf9cfc5a04982c8390fd344f678dfa2bbf31a38 Mon Sep 17 00:00:00 2001
From: Paul Pan <i@0x7f.app>
Date: Mon, 6 May 2024 00:20:44 +0800
Subject: [PATCH] chore: remove unused features

---
 kernel/src/main.rs | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/kernel/src/main.rs b/kernel/src/main.rs
index 525c3ff..dcb4cd4 100644
--- a/kernel/src/main.rs
+++ b/kernel/src/main.rs
@@ -5,13 +5,9 @@
 #![feature(asm_const)]
 #![feature(cell_update)]
 #![feature(concat_idents)]
-#![feature(const_mut_refs)]
-#![feature(extern_types)]
-#![feature(fn_align)]
 #![feature(let_chains)]
 #![feature(naked_functions)]
 #![feature(panic_info_message)]
-#![feature(stmt_expr_attributes)]
 #![feature(thread_local)]
 // Test Infrastructure
 #![feature(custom_test_frameworks)]
@@ -19,6 +15,7 @@
 #![reexport_test_harness_main = "test_main"]
 // no noisy dead_code warnings
 #![allow(dead_code)]
+#![allow(clippy::identity_op)]
 
 #[macro_use]
 extern crate static_assertions;