From 5661fe3fa9e19715d5532d002341098e52fa0c76 Mon Sep 17 00:00:00 2001
From: Lucas De Angelis <deangelis.lucas@outlook.com>
Date: Fri, 26 Feb 2021 22:09:39 +0100
Subject: [PATCH] Fix intra-doc handling of `Self` in enum

Fixes #82209
---
 src/librustdoc/passes/collect_intra_doc_links.rs | 3 +++
 src/test/rustdoc/issue-82209.rs                  | 8 ++++++++
 2 files changed, 11 insertions(+)
 create mode 100644 src/test/rustdoc/issue-82209.rs

diff --git a/src/librustdoc/passes/collect_intra_doc_links.rs b/src/librustdoc/passes/collect_intra_doc_links.rs
index 6d9e3d0b9eab0..2e1197b3fe7b6 100644
--- a/src/librustdoc/passes/collect_intra_doc_links.rs
+++ b/src/librustdoc/passes/collect_intra_doc_links.rs
@@ -838,6 +838,9 @@ impl<'a, 'tcx> DocFolder for LinkCollector<'a, 'tcx> {
         debug!("looking for the `Self` type");
         let self_id = if item.is_fake() {
             None
+        // Checking if the item is a field in a variant in an enum
+        } else if (matches!(self.cx.tcx.def_kind(item.def_id), DefKind::Field) && matches!(self.cx.tcx.def_kind(self.cx.tcx.parent(item.def_id).unwrap()), DefKind::Variant)) {
+            self.cx.tcx.parent(item.def_id).and_then(|item_id| self.cx.tcx.parent(item_id))
         } else if matches!(
             self.cx.tcx.def_kind(item.def_id),
             DefKind::AssocConst
diff --git a/src/test/rustdoc/issue-82209.rs b/src/test/rustdoc/issue-82209.rs
new file mode 100644
index 0000000000000..72a585a705eef
--- /dev/null
+++ b/src/test/rustdoc/issue-82209.rs
@@ -0,0 +1,8 @@
+#![deny(broken_intra_doc_links)]
+pub enum Foo {
+    Bar {
+        abc: i32,
+        /// [Self::Bar::abc]
+        xyz: i32,
+    },
+}