Add allow for newly added unclear_fat_pointer_comparisons lint

Author: Urgau

library/core/src/ptr/const_ptr.rs

@@ -1747,6 +1747,7 @@ impl<T> *const [T] {
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<T: ?Sized> PartialEq for *const T {
     #[inline]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn eq(&self, other: &*const T) -> bool {
         *self == *other
     }
@@ -1778,21 +1779,25 @@ impl<T: ?Sized> PartialOrd for *const T {
     }
 
     #[inline]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn lt(&self, other: &*const T) -> bool {
         *self < *other
     }
 
     #[inline]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn le(&self, other: &*const T) -> bool {
         *self <= *other
     }
 
     #[inline]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn gt(&self, other: &*const T) -> bool {
         *self > *other
     }
 
     #[inline]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn ge(&self, other: &*const T) -> bool {
         *self >= *other
     }

library/core/src/ptr/mod.rs

@@ -1885,6 +1885,7 @@ pub(crate) const unsafe fn align_offset<T: Sized>(p: *const T, a: usize) -> usiz
 #[inline(always)]
 #[must_use = "pointer comparison produces a value"]
 #[rustc_diagnostic_item = "ptr_eq"]
+#[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))] // it's actually clear here
 pub fn eq<T: ?Sized>(a: *const T, b: *const T) -> bool {
     a == b
 }

library/core/src/ptr/mut_ptr.rs

@@ -2189,6 +2189,7 @@ impl<T> *mut [T] {
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<T: ?Sized> PartialEq for *mut T {
     #[inline(always)]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn eq(&self, other: &*mut T) -> bool {
         *self == *other
     }
@@ -2219,21 +2220,25 @@ impl<T: ?Sized> PartialOrd for *mut T {
     }
 
     #[inline(always)]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn lt(&self, other: &*mut T) -> bool {
         *self < *other
     }
 
     #[inline(always)]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn le(&self, other: &*mut T) -> bool {
         *self <= *other
     }
 
     #[inline(always)]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn gt(&self, other: &*mut T) -> bool {
         *self > *other
     }
 
     #[inline(always)]
+    #[cfg_attr(not(bootstrap), allow(unclear_fat_pointer_comparisons))]
     fn ge(&self, other: &*mut T) -> bool {
         *self >= *other
     }

library/core/src/ptr/non_null.rs

@@ -783,6 +783,7 @@ impl<T: ?Sized> Eq for NonNull<T> {}
 #[stable(feature = "nonnull", since = "1.25.0")]
 impl<T: ?Sized> PartialEq for NonNull<T> {
     #[inline]
+    #[allow(unclear_fat_pointer_comparisons)]
     fn eq(&self, other: &Self) -> bool {
         self.as_ptr() == other.as_ptr()
     }