Rollup merge of rust-lang#24236 - aturon:issue-19097, r=alexcrichton

 Closes rust-lang#19097

src/test/run-pass/issue-19097.rs

@@ -0,0 +1,22 @@
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// regression test for #19097
+
+struct Foo<T>(T);
+
+impl<'a, T> Foo<&'a T> {
+    fn foo(&self) {}
+}
+impl<'a, T> Foo<&'a mut T> {
+    fn foo(&self) {}
+}
+
+fn main() {}