1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/ui/nll/user-annotations/normalization.rs b/src/test/ui/nll/user-annotations/normalization.rs
new file mode 100644
index 000000000..870e3d811
--- /dev/null
+++ b/src/test/ui/nll/user-annotations/normalization.rs
@@ -0,0 +1,10 @@
+// Test that we enforce a `&'static` requirement that is only visible
+// after normalization.
+
+trait Foo { type Out; }
+impl Foo for () { type Out = &'static u32; }
+
+fn main() {
+    let a = 22;
+    let b: <() as Foo>::Out = &a; //~ ERROR
+}