Refer to the exposed versions of the methods instead

Changing to those doesn't introduce any new unsoundness over the existing ones, so they're the better "if you won't want to think about it" replacement.  But also mention the strict provenance APIs, as that's what we'd rather they use instead.

Author: scottmcm

library/core/src/ptr/const_ptr.rs

@@ -119,7 +119,11 @@ impl<T: ?Sized> *const T {
     /// assert_eq!(p1.to_bits() - p0.to_bits(), 4);
     /// ```
     #[unstable(feature = "ptr_to_from_bits", issue = "91126")]
-    #[rustc_deprecated(since = "1.62", reason = "replaced by the `addr` method")]
+    #[rustc_deprecated(
+        since = "1.62",
+        reason = "replaced by the `exposed_addr` method, or update your code \
+            to follow the strict provenance rules using its APIs"
+    )]
     pub fn to_bits(self) -> usize
     where
         T: Sized,
@@ -143,7 +147,8 @@ impl<T: ?Sized> *const T {
     #[unstable(feature = "ptr_to_from_bits", issue = "91126")]
     #[rustc_deprecated(
         since = "1.62",
-        reason = "replaced by the `with_addr` method or the `ptr::invalid` function"
+        reason = "replaced by the `ptr::from_exposed_addr` function, or update \
+            your code to follow the strict provenance rules using its APIs"
     )]
     #[allow(fuzzy_provenance_casts)] // this is an unstable and semi-deprecated cast function
     pub fn from_bits(bits: usize) -> Self

library/core/src/ptr/mut_ptr.rs

@@ -125,7 +125,11 @@ impl<T: ?Sized> *mut T {
     /// assert_eq!(p1.to_bits() - p0.to_bits(), 4);
     /// ```
     #[unstable(feature = "ptr_to_from_bits", issue = "91126")]
-    #[rustc_deprecated(since = "1.62", reason = "replaced by the `addr` method")]
+    #[rustc_deprecated(
+        since = "1.62",
+        reason = "replaced by the `exposed_addr` method, or update your code \
+            to follow the strict provenance rules using its APIs"
+    )]
     pub fn to_bits(self) -> usize
     where
         T: Sized,
@@ -149,7 +153,8 @@ impl<T: ?Sized> *mut T {
     #[unstable(feature = "ptr_to_from_bits", issue = "91126")]
     #[rustc_deprecated(
         since = "1.62",
-        reason = "replaced by the `with_addr` method or the `ptr::invalid_mut` function"
+        reason = "replaced by the `ptr::from_exposed_addr_mut` function, or \
+            update your code to follow the strict provenance rules using its APIs"
     )]
     #[allow(fuzzy_provenance_casts)] // this is an unstable and semi-deprecated cast function
     pub fn from_bits(bits: usize) -> Self