From 5118d2f84a4c4a8bf00d7fb9e06609877bf821e7 Mon Sep 17 00:00:00 2001
From: Corey Richardson <corey@octayn.net>
Date: Wed, 22 May 2013 16:07:02 -0400
Subject: [PATCH] Add test

---
 src/test/compile-fail/issue-6596.rs | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 src/test/compile-fail/issue-6596.rs

diff --git a/src/test/compile-fail/issue-6596.rs b/src/test/compile-fail/issue-6596.rs
new file mode 100644
index 000000000000..3c952dbc5908
--- /dev/null
+++ b/src/test/compile-fail/issue-6596.rs
@@ -0,0 +1,9 @@
+macro_rules! e( //~ ERROR unknown macro variable `nonexistent`
+    ($inp:ident) => (
+        $nonexistent
+    );
+)
+
+fn main() {
+    e!(foo);
+}