From e4e2e8bd6f607e16c35c966f16a616daced632e7 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Wed, 14 Jan 2026 16:37:01 +0100
Subject: [PATCH] Fix `deprecated` attribute intra-doc link not resolved in the
 right location on reexported item

---
 .../passes/collect_intra_doc_links.rs         | 32 +++++++++++++++----
 1 file changed, 25 insertions(+), 7 deletions(-)

diff --git a/src/librustdoc/passes/collect_intra_doc_links.rs b/src/librustdoc/passes/collect_intra_doc_links.rs
index 07d6efaa97e1..8a37f46b9a96 100644
--- a/src/librustdoc/passes/collect_intra_doc_links.rs
+++ b/src/librustdoc/passes/collect_intra_doc_links.rs
@@ -7,7 +7,6 @@
 use std::mem;
 use std::ops::Range;
 
-use rustc_ast::attr::AttributeExt;
 use rustc_ast::util::comments::may_have_doc_links;
 use rustc_data_structures::fx::{FxHashMap, FxHashSet, FxIndexMap, FxIndexSet};
 use rustc_data_structures::intern::Interned;
@@ -1038,10 +1037,11 @@ fn preprocessed_markdown_links(s: &str) -> Vec<PreprocessedMarkdownLink> {
 impl LinkCollector<'_, '_> {
     #[instrument(level = "debug", skip_all)]
     fn resolve_links(&mut self, item: &Item) {
+        let tcx = self.cx.tcx;
         if !self.cx.document_private()
             && let Some(def_id) = item.item_id.as_def_id()
             && let Some(def_id) = def_id.as_local()
-            && !self.cx.tcx.effective_visibilities(()).is_exported(def_id)
+            && !tcx.effective_visibilities(()).is_exported(def_id)
             && !has_primitive_or_keyword_or_attribute_docs(&item.attrs.other_attrs)
         {
             // Skip link resolution for non-exported items.
@@ -1049,9 +1049,9 @@ fn resolve_links(&mut self, item: &Item) {
         }
 
         let mut insert_links = |item_id, doc: &str| {
-            let module_id = match self.cx.tcx.def_kind(item_id) {
-                DefKind::Mod if item.inner_docs(self.cx.tcx) => item_id,
-                _ => find_nearest_parent_module(self.cx.tcx, item_id).unwrap(),
+            let module_id = match tcx.def_kind(item_id) {
+                DefKind::Mod if item.inner_docs(tcx) => item_id,
+                _ => find_nearest_parent_module(tcx, item_id).unwrap(),
             };
             for md_link in preprocessed_markdown_links(&doc) {
                 let link = self.resolve_link(&doc, item, item_id, module_id, &md_link);
@@ -1084,7 +1084,14 @@ fn resolve_links(&mut self, item: &Item) {
 
         // Also resolve links in the note text of `#[deprecated]`.
         for attr in &item.attrs.other_attrs {
-            let Some(note_sym) = attr.deprecation_note() else { continue };
+            let rustc_hir::Attribute::Parsed(rustc_hir::attrs::AttributeKind::Deprecation {
+                span,
+                deprecation,
+            }) = attr
+            else {
+                continue;
+            };
+            let Some(note_sym) = deprecation.note else { continue };
             let note = note_sym.as_str();
 
             if !may_have_doc_links(note) {
@@ -1092,7 +1099,18 @@ fn resolve_links(&mut self, item: &Item) {
             }
 
             debug!("deprecated_note={note}");
-            insert_links(item.item_id.expect_def_id(), note)
+            // When resolving an intra-doc link inside a deprecation note that is on an inlined
+            // `use` statement, we need to use the `def_id` of the `use` statement, not the
+            // inlined item.
+            // <https://github.com/rust-lang/rust/pull/151120>
+            let item_id = if let Some(inline_stmt_id) = item.inline_stmt_id
+                && item.span(tcx).is_none_or(|item_span| !item_span.inner().contains(*span))
+            {
+                inline_stmt_id.to_def_id()
+            } else {
+                item.item_id.expect_def_id()
+            };
+            insert_links(item_id, note)
         }
     }