1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/nll/user-annotations/ascribed-type-wf.rs b/tests/ui/nll/user-annotations/ascribed-type-wf.rs
new file mode 100644
index 000000000..5db02c46e
--- /dev/null
+++ b/tests/ui/nll/user-annotations/ascribed-type-wf.rs
@@ -0,0 +1,17 @@
+// Regression test for #101350.
+// check-fail
+
+trait Trait {
+    type Ty;
+}
+
+impl Trait for &'static () {
+    type Ty = ();
+}
+
+fn extend<'a>() {
+    None::<<&'a () as Trait>::Ty>;
+    //~^ ERROR lifetime may not live long enough
+}
+
+fn main() {}