From c44ca17a4425b9bbd5d6219c8cf5d75bf670e667 Mon Sep 17 00:00:00 2001
From: Esteban Küber <esteban@kuber.com.ar>
Date: Tue, 14 Jul 2020 16:08:02 -0700
Subject: Remove string comparison and use diagnostic item instead

---
 src/libcore/option.rs | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/libcore')

diff --git a/src/libcore/option.rs b/src/libcore/option.rs
index 7aca6af3de6..a27e8d2a724 100644
--- a/src/libcore/option.rs
+++ b/src/libcore/option.rs
@@ -1681,6 +1681,7 @@ impl<A, V: FromIterator<A>> FromIterator<Option<A>> for Option<V> {
 /// to allow `x?` (where `x` is an `Option<T>`) to be converted into your error type, you can
 /// implement `impl From<NoneError>` for `YourErrorType`. In that case, `x?` within a function that
 /// returns `Result<_, YourErrorType>` will translate a `None` value into an `Err` result.
+#[rustc_diagnostic_item = "none_error"]
 #[unstable(feature = "try_trait", issue = "42327")]
 #[derive(Clone, Copy, PartialEq, PartialOrd, Eq, Ord, Debug, Hash)]
 pub struct NoneError;
-- 
cgit 1.4.1-3-g733a5