Added reference to tracking issue rust-lang#80377

Author: usbalbin

library/core/src/ptr/const_ptr.rs

@@ -725,7 +725,7 @@ impl<T: ?Sized> *const T {
     ///
     /// [`ptr::read`]: crate::ptr::read()
     #[stable(feature = "pointer_methods", since = "1.26.0")]
-    #[rustc_const_unstable(feature = "const_ptr_read", issue = "none")]
+    #[rustc_const_unstable(feature = "const_ptr_read", issue = "80377")]
     #[inline]
     pub const unsafe fn read(self) -> T
     where
@@ -764,7 +764,7 @@ impl<T: ?Sized> *const T {
     ///
     /// [`ptr::read_unaligned`]: crate::ptr::read_unaligned()
     #[stable(feature = "pointer_methods", since = "1.26.0")]
-    #[rustc_const_unstable(feature = "const_ptr_read", issue = "none")]
+    #[rustc_const_unstable(feature = "const_ptr_read", issue = "80377")]
     #[inline]
     pub const unsafe fn read_unaligned(self) -> T
     where

library/core/src/ptr/mod.rs

@@ -685,7 +685,7 @@ pub unsafe fn replace<T>(dst: *mut T, mut src: T) -> T {
 /// [valid]: self#safety
 #[inline]
 #[stable(feature = "rust1", since = "1.0.0")]
-#[rustc_const_unstable(feature = "const_ptr_read", issue = "none")]
+#[rustc_const_unstable(feature = "const_ptr_read", issue = "80377")]
 pub const unsafe fn read<T>(src: *const T) -> T {
     // `copy_nonoverlapping` takes care of debug_assert.
     let mut tmp = MaybeUninit::<T>::uninit();
@@ -785,7 +785,7 @@ pub const unsafe fn read<T>(src: *const T) -> T {
 /// ```
 #[inline]
 #[stable(feature = "ptr_unaligned", since = "1.17.0")]
-#[rustc_const_unstable(feature = "const_ptr_read", issue = "none")]
+#[rustc_const_unstable(feature = "const_ptr_read", issue = "80377")]
 pub const unsafe fn read_unaligned<T>(src: *const T) -> T {
     // `copy_nonoverlapping` takes care of debug_assert.
     let mut tmp = MaybeUninit::<T>::uninit();

library/core/src/ptr/mut_ptr.rs

@@ -832,7 +832,7 @@ impl<T: ?Sized> *mut T {
     ///
     /// [`ptr::read`]: crate::ptr::read()
     #[stable(feature = "pointer_methods", since = "1.26.0")]
-    #[rustc_const_unstable(feature = "const_ptr_read", issue = "none")]
+    #[rustc_const_unstable(feature = "const_ptr_read", issue = "80377")]
     #[inline]
     pub const unsafe fn read(self) -> T
     where
@@ -871,7 +871,7 @@ impl<T: ?Sized> *mut T {
     ///
     /// [`ptr::read_unaligned`]: crate::ptr::read_unaligned()
     #[stable(feature = "pointer_methods", since = "1.26.0")]
-    #[rustc_const_unstable(feature = "const_ptr_read", issue = "none")]
+    #[rustc_const_unstable(feature = "const_ptr_read", issue = "80377")]
     #[inline]
     pub const unsafe fn read_unaligned(self) -> T
     where