1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/suggestions/opaque-type-error.rs b/src/test/ui/suggestions/opaque-type-error.rs
new file mode 100644
index 000000000..5e1147403
--- /dev/null
+++ b/src/test/ui/suggestions/opaque-type-error.rs
@@ -0,0 +1,24 @@
+// edition:2018
+use core::future::Future;
+
+async fn base_thing() -> Result<(), ()> {
+    Ok(())
+}
+
+fn thing_one() -> impl Future<Output = Result<(), ()>> {
+    base_thing()
+}
+
+fn thing_two() -> impl Future<Output = Result<(), ()>> {
+    base_thing()
+}
+
+async fn thing() -> Result<(), ()> {
+    if true {
+        thing_one()
+    } else {
+        thing_two() //~ ERROR `if` and `else` have incompatible types
+    }.await
+}
+
+fn main() {}