Rollup merge of #66511 - haraldh:error_chain_nocopy, r=dtolnay

std::error::Chain: remove Copy remove Copy from Iterator as per comment https://github.com/rust-lang/rust/issues/58520#issuecomment-553682166 Tracker: #58520
2019-11-19 13:10:22 +01:00 · 2019-11-19 13:10:22 +01:00 · 42e3b86045
commit 42e3b86045
parent e99e5fb67d de122e673a
1 changed files with 1 additions and 1 deletions
--- 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)>,
 }