2 files changed, 42 insertions, 0 deletions
diff --git a/tests/ui/associated-type-bounds/dont-imply-atb-in-closure-inference.rs b/tests/ui/associated-type-bounds/dont-imply-atb-in-closure-inference.rs
new file mode 100644
index 00000000000..fecb3b15338
--- /dev/null
+++ b/tests/ui/associated-type-bounds/dont-imply-atb-in-closure-inference.rs
@@ -0,0 +1,21 @@
+//@ check-pass
+
+#![feature(type_alias_impl_trait)]
+
+trait IsPtr {
+    type Assoc;
+}
+impl<T> IsPtr for T {
+    type Assoc = fn(i32);
+}
+
+type Tait = impl IsPtr<Assoc: Fn(i32)> + Fn(u32);
+
+fn hello()
+where
+    Tait:,
+{
+    let _: Tait = |x| {};
+}
+
+fn main() {}
diff --git a/tests/ui/lint/unused/unused-associated-item.rs b/tests/ui/lint/unused/unused-associated-item.rs
new file mode 100644
index 00000000000..27cb4e979f1
--- /dev/null
+++ b/tests/ui/lint/unused/unused-associated-item.rs
@@ -0,0 +1,21 @@
+//@ check-pass
+
+#![deny(unused_must_use)]
+
+use std::future::Future;
+use std::pin::Pin;
+
+trait Factory {
+    type Output;
+}
+
+impl Factory for () {
+    type Output = Pin<Box<dyn Future<Output = ()> + 'static>>;
+}
+
+// Make sure we don't get an `unused_must_use` error on the *associated type bound*.
+fn f() -> impl Factory<Output: Future> {}
+
+fn main() {
+    f();
+}