Rollup merge of rust-lang#136518 - Urgau:fn_ptr-public-bound, r=Noratrieb

jhpratt · web-flow · commit af178aa806a2 · 2025-02-04T05:38:06.000-05:00
Add note about `FnPtr` trait being exposed as public bound
diff --git a/library/core/src/marker.rs b/library/core/src/marker.rs
@@ -1077,6 +1077,9 @@ marker_impls! {
 }
 
 /// A common trait implemented by all function pointers.
+//
+// Note that while the trait is internal and unstable it is nevertheless
+// exposed as a public bound of the stable `core::ptr::fn_addr_eq` function.
 #[unstable(
     feature = "fn_ptr_trait",
     issue = "none",

Original file line number	Diff line number	Diff line change
`@@ -1077,6 +1077,9 @@ marker_impls! {`
`1077`	`1077`	`}`
`1078`	`1078`
`1079`	`1079`	`/// A common trait implemented by all function pointers.`
	`1080`	`+//`
	`1081`	`+// Note that while the trait is internal and unstable it is nevertheless`
	`1082`	+// exposed as a public bound of the stable `core::ptr::fn_addr_eq` function.
`1080`	`1083`	`#[unstable(`
`1081`	`1084`	`feature = "fn_ptr_trait",`
`1082`	`1085`	`issue = "none",`