std::error::Chain: remove Copy

remove Copy from Iterator as per comment #58520 (comment)
rust-lang · Nov 18, 2019 · de122e6 · de122e6
1 parent ce36ab2
commit de122e6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/libstd/error.rs b/src/libstd/error.rs
@@ -791,7 +791,7 @@ impl dyn Error {
 ///
 /// [`Error`]: trait.Error.html
 #[unstable(feature = "error_iter", issue = "58520")]
-#[derive(Copy, Clone, Debug)]
+#[derive(Clone, Debug)]
 pub struct Chain<'a> {
     current: Option<&'a (dyn Error + 'static)>,
 }