avoid shared ref in UnsafeCell::get

RalfJung · RalfJung · commit 41434e001be2 · 2018-11-16T22:17:26.000+01:00
diff --git a/src/libcore/cell.rs b/src/libcore/cell.rs
@@ -1509,7 +1509,7 @@ impl<T: ?Sized> UnsafeCell<T> {
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const fn get(&self) -> *mut T {
-        &self.value as *const T as *mut T
+        self as *const UnsafeCell<T> as *const T as *mut T
     }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -1509,7 +1509,7 @@ impl<T: ?Sized> UnsafeCell<T> {`
`1509`	`1509`	`#[inline]`
`1510`	`1510`	`#[stable(feature = "rust1", since = "1.0.0")]`
`1511`	`1511`	`pub const fn get(&self) -> *mut T {`
`1512`		`- &self.value as const T as mut T`
	`1512`	`+ self as const UnsafeCell<T> as const T as *mut T`
`1513`	`1513`	`}`
`1514`	`1514`	`}`
`1515`	`1515`