diff --git a/src/test/run-pass/issue-2735.rs b/src/test/run-pass/issue-2735.rs
new file mode 100644
index 000000000000..d896473d20f5
--- /dev/null
+++ b/src/test/run-pass/issue-2735.rs
@@ -0,0 +1,14 @@
+iface hax { } 
+impl <A> of hax for A { } 
+
+fn perform_hax<T>(x: @T) -> hax {
+    x as hax 
+}
+
+fn deadcode() {
+    perform_hax(@"deadcode");
+}
+
+fn main() {
+    perform_hax(@42);
+}