Auto merge of #119549 - fmease:rollup-jxvbfes, r=fmease

Rollup of 21 pull requests

Successful merges:

 - #119086 (Query panic!() to useful diagnostic)
 - #119239 (Remove unnecessary arm in `check_expr_yield`)
 - #119298 (suppress change-tracker warnings in CI containers)
 - #119319 (Document that File does not buffer reads/writes)
 - #119434 (rc: Take *const T in is_dangling)
 - #119444 (Rename `TyCtxt::is_closure` to `TyCtxt::is_closure_or_coroutine`)
 - #119474 (Update tracking issue of naked_functions)
 - #119476 (Pretty-print always-const trait predicates correctly)
 - #119477 (rustdoc ui: adjust tooltip z-index to be above sidebar)
 - #119479 (Remove two unused feature gates from rustc_query_impl)
 - #119487 (Minor improvements in comment on `freshen.rs`)
 - #119492 (Update books)
 - #119494 (Deny defaults for higher-ranked generic parameters)
 - #119498 (Update deadlinks of `strict_provenance` lints)
 - #119505 (Don't synthesize host effect params for trait associated functions marked const)
 - #119510 (Report I/O errors from rmeta encoding with emit_fatal)
 - #119512 (Mark myself as back from leave)
 - #119514 (coverage: Avoid a query stability hazard in `function_coverage_map`)
 - #119523 (llvm: Allow `noundef` in codegen tests)
 - #119534 (Update `thread_local` examples to use `local_key_cell_methods`)
 - #119544 (Fix: Properly set vendor in i686-win7-windows-msvc target)

r? `@ghost`
`@rustbot` modify labels: rollup

2 files changed, 3 insertions, 3 deletions

diff --git a/library/alloc/src/rc.rs b/library/alloc/src/rc.rs
index 59f3a50ddb7..263b1449de1 100644
--- a/library/alloc/src/rc.rs
+++ b/library/alloc/src/rc.rs
@@ -2778,7 +2778,7 @@ impl<T, A: Allocator> Weak<T, A> {
     }
 }
 
-pub(crate) fn is_dangling<T: ?Sized>(ptr: *mut T) -> bool {
+pub(crate) fn is_dangling<T: ?Sized>(ptr: *const T) -> bool {
     (ptr.cast::<()>()).addr() == usize::MAX
 }
 
@@ -3003,7 +3003,7 @@ impl<T: ?Sized, A: Allocator> Weak<T, A> {
     pub unsafe fn from_raw_in(ptr: *const T, alloc: A) -> Self {
         // See Weak::as_ptr for context on how the input pointer is derived.
 
-        let ptr = if is_dangling(ptr as *mut T) {
+        let ptr = if is_dangling(ptr) {
             // This is a dangling Weak.
             ptr as *mut RcBox<T>
         } else {
diff --git a/library/alloc/src/sync.rs b/library/alloc/src/sync.rs
index 1fc6fe631ab..5273b3cb2da 100644
--- a/library/alloc/src/sync.rs
+++ b/library/alloc/src/sync.rs
@@ -2722,7 +2722,7 @@ impl<T: ?Sized, A: Allocator> Weak<T, A> {
     pub unsafe fn from_raw_in(ptr: *const T, alloc: A) -> Self {
         // See Weak::as_ptr for context on how the input pointer is derived.
 
-        let ptr = if is_dangling(ptr as *mut T) {
+        let ptr = if is_dangling(ptr) {
             // This is a dangling Weak.
             ptr as *mut ArcInner<T>
         } else {