1 files changed, 37 insertions, 0 deletions
diff --git a/src/test/ui/nll/vimwiki-core-regression.rs b/src/test/ui/nll/vimwiki-core-regression.rs
new file mode 100644
index 000000000..0a4ed7e0a
--- /dev/null
+++ b/src/test/ui/nll/vimwiki-core-regression.rs
@@ -0,0 +1,37 @@
+// check-pass
+//
+// Regression test from crater run for
+// <https://github.com/rust-lang/rust/pull/98109>.
+
+
+pub trait ElementLike {}
+
+pub struct Located<T> where T: ElementLike {
+    inner: T,
+}
+
+pub struct BlockElement<'a>(&'a str);
+
+impl ElementLike for BlockElement<'_> {}
+
+
+pub struct Page<'a> {
+    /// Comprised of the elements within a page
+    pub elements: Vec<Located<BlockElement<'a>>>,
+}
+
+impl<'a, __IdxT> std::ops::Index<__IdxT> for Page<'a> where
+    Vec<Located<BlockElement<'a>>>: std::ops::Index<__IdxT>
+{
+    type Output =
+        <Vec<Located<BlockElement<'a>>> as
+        std::ops::Index<__IdxT>>::Output;
+
+    #[inline]
+    fn index(&self, idx: __IdxT) -> &Self::Output {
+        <Vec<Located<BlockElement<'a>>> as
+                std::ops::Index<__IdxT>>::index(&self.elements, idx)
+    }
+}
+
+fn main() {}