Auto merge of #73511 - Manishearth:rollup-3iffxd8, r=Manishearth

Rollup of 13 pull requests

Successful merges:

 - #71568 (Document unsafety in slice/sort.rs)
 - #72709 (`#[deny(unsafe_op_in_unsafe_fn)]` in liballoc)
 - #73214 (Add asm!() support for hexagon)
 - #73248 (save_analysis: improve handling of enum struct variant)
 - #73257 (ty: projections in `transparent_newtype_field`)
 - #73261 (Suggest `?Sized` when applicable for ADTs)
 - #73300 (Implement crate-level-only lints checking.)
 - #73334 (Note numeric literals that can never fit in an expected type)
 - #73357 (Use `LocalDefId` for import IDs in trait map)
 - #73364 (asm: Allow multiple template string arguments; interpret them as newline-separated)
 - #73382 (Only display other method receiver candidates if they actually apply)
 - #73465 (Add specialization of `ToString for char`)
 - #73489 (Refactor hir::Place)

Failed merges:

r? @ghost

1 files changed, 5 insertions, 4 deletions

diff --git a/src/liballoc/task.rs b/src/liballoc/task.rs
index 745444a152e..0d1cc99df47 100644
--- a/src/liballoc/task.rs
+++ b/src/liballoc/task.rs
@@ -60,7 +60,7 @@ impl<W: Wake + Send + Sync + 'static> From<Arc<W>> for RawWaker {
 fn raw_waker<W: Wake + Send + Sync + 'static>(waker: Arc<W>) -> RawWaker {
     // Increment the reference count of the arc to clone it.
     unsafe fn clone_waker<W: Wake + Send + Sync + 'static>(waker: *const ()) -> RawWaker {
-        Arc::incr_strong_count(waker as *const W);
+        unsafe { Arc::incr_strong_count(waker as *const W) };
         RawWaker::new(
             waker as *const (),
             &RawWakerVTable::new(clone_waker::<W>, wake::<W>, wake_by_ref::<W>, drop_waker::<W>),
@@ -69,19 +69,20 @@ fn raw_waker<W: Wake + Send + Sync + 'static>(waker: Arc<W>) -> RawWaker {
 
     // Wake by value, moving the Arc into the Wake::wake function
     unsafe fn wake<W: Wake + Send + Sync + 'static>(waker: *const ()) {
-        let waker: Arc<W> = Arc::from_raw(waker as *const W);
+        let waker: Arc<W> = unsafe { Arc::from_raw(waker as *const W) };
         <W as Wake>::wake(waker);
     }
 
     // Wake by reference, wrap the waker in ManuallyDrop to avoid dropping it
     unsafe fn wake_by_ref<W: Wake + Send + Sync + 'static>(waker: *const ()) {
-        let waker: ManuallyDrop<Arc<W>> = ManuallyDrop::new(Arc::from_raw(waker as *const W));
+        let waker: ManuallyDrop<Arc<W>> =
+            unsafe { ManuallyDrop::new(Arc::from_raw(waker as *const W)) };
         <W as Wake>::wake_by_ref(&waker);
     }
 
     // Decrement the reference count of the Arc on drop
     unsafe fn drop_waker<W: Wake + Send + Sync + 'static>(waker: *const ()) {
-        Arc::decr_strong_count(waker as *const W);
+        unsafe { Arc::decr_strong_count(waker as *const W) };
     }
 
     RawWaker::new(