1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/type-alias-impl-trait/issue-53678-coroutine-and-const-fn.rs b/tests/ui/type-alias-impl-trait/issue-53678-coroutine-and-const-fn.rs
new file mode 100644
index 000000000..ad1ede9c3
--- /dev/null
+++ b/tests/ui/type-alias-impl-trait/issue-53678-coroutine-and-const-fn.rs
@@ -0,0 +1,22 @@
+#![feature(coroutines, coroutine_trait, rustc_attrs)]
+#![feature(type_alias_impl_trait)]
+
+// check-pass
+
+mod gen {
+    use std::ops::Coroutine;
+
+    pub type CoroOnce<Y, R> = impl Coroutine<Yield = Y, Return = R>;
+
+    pub const fn const_coroutine<Y, R>(yielding: Y, returning: R) -> CoroOnce<Y, R> {
+        move || {
+            yield yielding;
+
+            return returning;
+        }
+    }
+}
+
+const FOO: gen::CoroOnce<usize, usize> = gen::const_coroutine(10, 100);
+
+fn main() {}