From c8079e9390cd278fac3ccbeec4052e6b4e80304d Mon Sep 17 00:00:00 2001
From: "Christopher B. Speir" <chris@cbspeir.dev>
Date: Mon, 29 Apr 2024 17:22:20 -0500
Subject: [PATCH] Add diagnostic item for std::iter::Iterator::enumerate

---
 compiler/rustc_span/src/symbol.rs        | 1 +
 library/core/src/iter/traits/iterator.rs | 1 +
 2 files changed, 2 insertions(+)

diff --git a/compiler/rustc_span/src/symbol.rs b/compiler/rustc_span/src/symbol.rs
index 99591b5e1440b..6c7aa1ba12ce4 100644
--- a/compiler/rustc_span/src/symbol.rs
+++ b/compiler/rustc_span/src/symbol.rs
@@ -754,6 +754,7 @@ symbols! {
         enable,
         encode,
         end,
+        enumerate_method,
         env,
         env_CFG_RELEASE: env!("CFG_RELEASE"),
         eprint_macro,
diff --git a/library/core/src/iter/traits/iterator.rs b/library/core/src/iter/traits/iterator.rs
index 7c1c6122efe4d..cee99e28b5a97 100644
--- a/library/core/src/iter/traits/iterator.rs
+++ b/library/core/src/iter/traits/iterator.rs
@@ -974,6 +974,7 @@ pub trait Iterator {
     #[inline]
     #[stable(feature = "rust1", since = "1.0.0")]
     #[rustc_do_not_const_check]
+    #[cfg_attr(not(test), rustc_diagnostic_item = "enumerate_method")]
     fn enumerate(self) -> Enumerate<Self>
     where
         Self: Sized,