Auto merge of #100205 - cjgillot:noice-doc, r=camelid

Avoid ICE in rustdoc when using `Fn` bounds

Fixes https://github.com/rust-lang/rust/issues/100143

1 files changed, 21 insertions, 0 deletions

diff --git a/src/test/rustdoc/fn-bound.rs b/src/test/rustdoc/fn-bound.rs
new file mode 100644
index 00000000000..4c4ffddc8a6
--- /dev/null
+++ b/src/test/rustdoc/fn-bound.rs
@@ -0,0 +1,21 @@
+// Regression test for #100143
+
+use std::iter::Peekable;
+
+pub struct Span<F: Fn(&i32)> {
+    inner: Peekable<ConditionalIterator<F>>,
+}
+
+pub struct ConditionalIterator<F> {
+    f: F,
+}
+
+
+// @has 'fn_bound/struct.ConditionalIterator.html' '//h3[@class="code-header in-band"]' 'impl<F: Fn(&i32)> Iterator for ConditionalIterator<F>'
+impl<F: Fn(&i32)> Iterator for ConditionalIterator<F> {
+    type Item = ();
+
+    fn next(&mut self) -> Option<Self::Item> {
+        todo!()
+    }
+}