1 files changed, 17 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-2631-b.rs b/src/test/ui/issues/issue-2631-b.rs
new file mode 100644
index 000000000..c7f6728e3
--- /dev/null
+++ b/src/test/ui/issues/issue-2631-b.rs
@@ -0,0 +1,17 @@
+// run-pass
+
+// aux-build:issue-2631-a.rs
+
+extern crate req;
+
+use req::request;
+use std::cell::RefCell;
+use std::collections::HashMap;
+use std::rc::Rc;
+
+pub fn main() {
+  let v = vec![Rc::new("hi".to_string())];
+  let mut m: req::header_map = HashMap::new();
+  m.insert("METHOD".to_string(), Rc::new(RefCell::new(v)));
+  request::<isize>(&m);
+}