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Fix up some unnecessary uses of unsafe.

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This commit is contained in:
Eli Friedman 2015-08-11 17:44:21 -07:00
parent da02dba979
commit 94dec69247
8 changed files with 208 additions and 226 deletions
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4
components/util/tid.rs
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@ -6,7 +6,7 @@ use std::cell::RefCell;
use std::rc::Rc;
use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
static mut next_tid: AtomicUsize = ATOMIC_USIZE_INIT;
static NEXT_TID: AtomicUsize = ATOMIC_USIZE_INIT;
thread_local!(static TASK_LOCAL_TID: Rc<RefCell<Option<usize>>> = Rc::new(RefCell::new(None)));
@ -15,7 +15,7 @@ pub fn tid() -> usize {
TASK_LOCAL_TID.with(|ref k| {
let ret =
match *k.borrow() {
None => unsafe { next_tid.fetch_add(1, Ordering::SeqCst) },
None => NEXT_TID.fetch_add(1, Ordering::SeqCst),
Some(x) => x,
};