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-rw-r--r--library/core/src/marker.rs4
1 files changed, 2 insertions, 2 deletions
diff --git a/library/core/src/marker.rs b/library/core/src/marker.rs
index bdfa162919f..3d79706f8ec 100644
--- a/library/core/src/marker.rs
+++ b/library/core/src/marker.rs
@@ -982,8 +982,8 @@ pub trait Tuple {}
 
 /// A marker for pointer-like types.
 ///
-/// All types that have the same size and alignment as a `usize` or
-/// `*const ()` automatically implement this trait.
+/// This trait can only be implemented for types that have the same size and alignment
+/// as a `usize` or `*const ()`.
 #[unstable(feature = "pointer_like_trait", issue = "none")]
 #[lang = "pointer_like"]
 #[diagnostic::on_unimplemented(