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util: use <ptr>::addr instead of unsafe impl (#7725)

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This commit is contained in:
Mattia Pitossi
2025-11-08 23:49:09 +01:00
committed by GitHub
parent 2bf80f0ac6
commit d4641ba9fc
1 changed files with 2 additions and 5 deletions
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tokio/src/util/ptr_expose.rs
+2 -5
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@@ -30,9 +30,7 @@ impl<T> PtrExposeDomain<T> {
pub(crate) fn expose_provenance(&self, ptr: *const T) -> usize {
#[cfg(miri)]
{
// FIXME: Use `pointer:addr` when it is stable.
// SAFETY: Equivalent to `pointer::addr` which is safe.
let addr: usize = unsafe { std::mem::transmute(ptr) };
let addr: usize = ptr.addr();
self.map.lock().insert(addr, ptr);
addr
}
@@ -65,8 +63,7 @@ impl<T> PtrExposeDomain<T> {
pub(crate) fn unexpose_provenance(&self, _ptr: *const T) {
#[cfg(miri)]
{
// SAFETY: Equivalent to `pointer::addr` which is safe.
let addr: usize = unsafe { std::mem::transmute(_ptr) };
let addr: usize = _ptr.addr();
let maybe_ptr = self.map.lock().remove(&addr);
// SAFETY: Intentionally trigger a miri failure if the provenance we want is not