From 29a052d2d807dcb9f1d45878a3083af7a993263d Mon Sep 17 00:00:00 2001
From: Jeffrey Seyfried <jeffrey.seyfried@gmail.com>
Date: Sat, 25 Mar 2017 04:04:13 +0000
Subject: Fix ICE with nested macros in certain situations.

---
 src/test/run-pass/issue-40770.rs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 src/test/run-pass/issue-40770.rs

(limited to 'src/test')

diff --git a/src/test/run-pass/issue-40770.rs b/src/test/run-pass/issue-40770.rs
new file mode 100644
index 00000000000..599d0b273e3
--- /dev/null
+++ b/src/test/run-pass/issue-40770.rs
@@ -0,0 +1,19 @@
+// Copyright 2017 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.
+
+macro_rules! m {
+    ($e:expr) => {
+        macro_rules! n { () => { $e } }
+    }
+}
+
+fn main() {
+    m!(foo!());
+}
-- 
cgit 1.4.1-3-g733a5