1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/unconstrained-ref.stderr b/src/test/ui/unconstrained-ref.stderr
new file mode 100644
index 000000000..1df6d8b44
--- /dev/null
+++ b/src/test/ui/unconstrained-ref.stderr
@@ -0,0 +1,14 @@
+error[E0282]: type annotations needed
+  --> $DIR/unconstrained-ref.rs:6:5
+   |
+LL |     S { o: &None };
+   |     ^^^^^^^^^^^^^^ cannot infer type of the type parameter `T` declared on the struct `S`
+   |
+help: consider specifying the generic argument
+   |
+LL |     S::<T> { o: &None };
+   |      +++++
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0282`.