From 99e8686189c0b96d594cc90c2f3ce484c2957c2e Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sun, 22 Oct 2017 15:46:17 -0700
Subject: [PATCH] Add error banner when running test suite without nightly
 compiler

---
 test_suite/deps/src/lib.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/test_suite/deps/src/lib.rs b/test_suite/deps/src/lib.rs
index e69de29b..e63ee9d4 100644
--- a/test_suite/deps/src/lib.rs
+++ b/test_suite/deps/src/lib.rs
@@ -0,0 +1,3 @@
+#![feature(/*=============================================]
+#![===  Serde test suite requires a nightly compiler.  ===]
+#![====================================================*/)]