1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/regions/regions-ref-in-fn-arg.rs b/src/test/ui/regions/regions-ref-in-fn-arg.rs
new file mode 100644
index 000000000..3df529c9f
--- /dev/null
+++ b/src/test/ui/regions/regions-ref-in-fn-arg.rs
@@ -0,0 +1,14 @@
+#![feature(box_patterns)]
+
+
+fn arg_item(box ref x: Box<isize>) -> &'static isize {
+    x //~ ERROR cannot return value referencing function parameter
+}
+
+fn with<R, F>(f: F) -> R where F: FnOnce(Box<isize>) -> R { f(Box::new(3)) }
+
+fn arg_closure() -> &'static isize {
+    with(|box ref x| x) //~ ERROR cannot return value referencing function parameter
+}
+
+fn main() {}