1 files changed, 28 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-25810.rs b/src/test/ui/issues/issue-25810.rs
new file mode 100644
index 000000000..f32216f32
--- /dev/null
+++ b/src/test/ui/issues/issue-25810.rs
@@ -0,0 +1,28 @@
+// run-pass
+fn main() {
+    let x = X(15);
+    let y = x.foo();
+    println!("{:?}",y);
+}
+
+trait Foo
+    where for<'a> &'a Self: Bar
+{
+    fn foo<'a>(&'a self) -> <&'a Self as Bar>::Output;
+}
+
+trait Bar {
+    type Output;
+}
+
+struct X(i32);
+
+impl<'a> Bar for &'a X {
+    type Output = &'a i32;
+}
+
+impl Foo for X {
+    fn foo<'a>(&'a self) -> <&'a Self as Bar>::Output {
+        &self.0
+    }
+}