Workaround for [rust#89190: Trait upcasting shadows (trait object) de…

…ref coercion](rust-lang/rust#89190) hitting stable before its fix

CHANGELOG.md

@@ -2,6 +2,13 @@
 
 <!-- markdownlint-disable no-trailing-punctuation -->
 
+## next
+
+TODO: Date
+
+- Revisions:
+  - Workaround for [rust#89190: Trait upcasting shadows (trait object) deref coercion](https://github.com/rust-lang/rust/issues/89190) hitting stable before its fix.
+
 ## 0.0.1
 
 2021-09-29

src/lib.rs

@@ -741,7 +741,7 @@ impl<'a> PartialEq for dyn 'a + DyncastEq {
 	fn eq(&self, other: &Self) -> bool {
 		unsafe{self.dyncast_::<dyn 'a + PartialEq<dyn 'a + Dyncast>, dyn PartialEq<dyn Dyncast>>()}
 			.expect("Expected `Self` to be *dynamically* `dyn PartialEq<dyn Dyncast>` via `dyn DyncastOrd: PartialOrd`")
-			.eq(other)
+			.eq(other.as_dyncast())
 	}
 }
 impl<'a> Eq for dyn 'a + DyncastEq {}
@@ -792,15 +792,15 @@ impl<'a> Display for dyn 'a + DyncastOrd {
 }
 impl<'a> PartialEq for dyn 'a + DyncastOrd {
 	fn eq(&self, other: &Self) -> bool {
-		self.as_dyncast_eq().eq(other)
+		self.as_dyncast_eq().eq(other.as_dyncast_eq())
 	}
 }
 impl<'a> Eq for dyn 'a + DyncastOrd {}
 impl<'a> PartialOrd for dyn 'a + DyncastOrd {
 	fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
 		unsafe{self.dyncast_::<dyn 'a+PartialOrd<dyn 'a+Dyncast>,dyn PartialOrd<dyn Dyncast>>()}
 		.expect("Expected `Self` to be *dynamically* `dyn PartialOrd<dyn Dyncast>` via `dyn DyncastOrd: PartialOrd`")
-		.partial_cmp(other)
+		.partial_cmp(other.as_dyncast())
 	}
 }
 impl<'a> Ord for dyn 'a + DyncastOrd {