1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/type-alias-impl-trait/issue-69323.rs b/src/test/ui/type-alias-impl-trait/issue-69323.rs
new file mode 100644
index 000000000..a9bd6daf2
--- /dev/null
+++ b/src/test/ui/type-alias-impl-trait/issue-69323.rs
@@ -0,0 +1,16 @@
+// check-pass
+
+#![feature(type_alias_impl_trait)]
+
+use std::iter::{once, Chain};
+
+fn test1<A: Iterator<Item = &'static str>>(x: A) -> Chain<A, impl Iterator<Item = &'static str>> {
+    x.chain(once(","))
+}
+
+type I<A> = Chain<A, impl Iterator<Item = &'static str>>;
+fn test2<A: Iterator<Item = &'static str>>(x: A) -> I<A> {
+    x.chain(once(","))
+}
+
+fn main() {}