From 4fabf7f7fb200625fa90a1c4366357de22ab3138 Mon Sep 17 00:00:00 2001
From: Lukas Markeffsky <@>
Date: Thu, 1 Feb 2024 10:57:24 +0000
Subject: [PATCH] use unreachable_unchecked
---
src/lib.rs | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)
diff --git a/src/lib.rs b/src/lib.rs
index 4fc1191..dee2382 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,6 +1,7 @@
#![no_std]
use core::cell::Cell;
+use core::hint;
use core::marker::PhantomPinned;
use core::mem::{self, MaybeUninit};
use core::ops::{Deref, DerefMut};
@@ -164,7 +165,10 @@ pub struct Xrc<T: ?Sized> {
impl<T: ?Sized> Drop for Xrc<T> {
fn drop(&mut self) {
let Some(root) = Self::inner(self).root.get() else {
- unreachable!("missing root");
+ debug_assert!(false, "missing root");
+ unsafe {
+ hint::unreachable_unchecked();
+ }
};
let state_ref = unsafe { &(*root.as_ptr()).state };
@@ -187,7 +191,10 @@ impl<T> Clone for Xrc<T> {
fn clone(&self) -> Self {
let root = Self::inner(self).root.get();
let Some(root) = root else {
- unreachable!("missing root");
+ debug_assert!(false, "missing root");
+ unsafe {
+ hint::unreachable_unchecked();
+ }
};
let state_ref = unsafe { &(*root.as_ptr()).state };
@@ -218,7 +225,10 @@ impl<T: ?Sized> Xrc<T> {
{
let source = Self::inner(&this);
let Some(source_root) = source.root.get() else {
- unreachable!("missing root");
+ debug_assert!(false, "missing root");
+ unsafe {
+ hint::unreachable_unchecked();
+ }
};
let target = f(source);
--
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