diff --git a/src/librustdoc/html/render/mod.rs b/src/librustdoc/html/render/mod.rs
index ebb4cfb7d48bd..7e53cf231a14e 100644
--- a/src/librustdoc/html/render/mod.rs
+++ b/src/librustdoc/html/render/mod.rs
@@ -1960,13 +1960,19 @@ fn sidebar_assoc_items(cx: &Context<'_>, out: &mut Buffer, it: &clean::Item) {
.filter(|i| i.inner_impl().trait_.is_some())
.find(|i| i.inner_impl().trait_.def_id_full(cache) == cx.cache.deref_trait_did)
{
- sidebar_deref_methods(cx, out, impl_, v);
+ sidebar_deref_methods(cx, out, impl_, v, FxHashSet::default());
}
}
}
}
-fn sidebar_deref_methods(cx: &Context<'_>, out: &mut Buffer, impl_: &Impl, v: &Vec) {
+fn sidebar_deref_methods(
+ cx: &Context<'_>,
+ out: &mut Buffer,
+ impl_: &Impl,
+ v: &Vec,
+ mut already_seen: FxHashSet,
+) {
let c = cx.cache();
debug!("found Deref: {:?}", impl_);
@@ -2032,7 +2038,15 @@ fn sidebar_deref_methods(cx: &Context<'_>, out: &mut Buffer, impl_: &Impl, v: &V
.filter(|i| i.inner_impl().trait_.is_some())
.find(|i| i.inner_impl().trait_.def_id_full(c) == c.deref_trait_did)
{
- sidebar_deref_methods(cx, out, target_deref_impl, target_impls);
+ if already_seen.insert(target_did.clone()) {
+ sidebar_deref_methods(
+ cx,
+ out,
+ target_deref_impl,
+ target_impls,
+ already_seen,
+ );
+ }
}
}
}
diff --git a/src/test/rustdoc/issue-85095.rs b/src/test/rustdoc/issue-85095.rs
new file mode 100644
index 0000000000000..5c4a1da9e596d
--- /dev/null
+++ b/src/test/rustdoc/issue-85095.rs
@@ -0,0 +1,22 @@
+use std::ops::Deref;
+
+pub struct A;
+pub struct B;
+
+// @has issue_85095/struct.A.html '//code' 'impl Deref for A'
+impl Deref for A {
+ type Target = B;
+
+ fn deref(&self) -> &Self::Target {
+ panic!()
+ }
+}
+
+// @has issue_85095/struct.B.html '//code' 'impl Deref for B'
+impl Deref for B {
+ type Target = A;
+
+ fn deref(&self) -> &Self::Target {
+ panic!()
+ }
+}