From 564f2ee33c479c74f68fd9ae33b179de0b8537c9 Mon Sep 17 00:00:00 2001
From: Eduard Burtescu <edy.burt@gmail.com>
Date: Sun, 18 Sep 2016 14:05:49 +0300
Subject: [PATCH] rustc_metadata: don't die with --test because CFG_VERSION is
 missing.

---
 src/librustc_metadata/schema.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/librustc_metadata/schema.rs b/src/librustc_metadata/schema.rs
index 956577ed8fb..f4d1e8e17f8 100644
--- a/src/librustc_metadata/schema.rs
+++ b/src/librustc_metadata/schema.rs
@@ -26,8 +26,12 @@ use syntax_pos::{self, Span};
 
 use std::marker::PhantomData;
 
+#[cfg(not(test))]
 pub const RUSTC_VERSION: &'static str = concat!("rustc ", env!("CFG_VERSION"));
 
+#[cfg(test)]
+pub const RUSTC_VERSION: &'static str = "rustc 0.0.0-unit-test";
+
 /// Metadata encoding version.
 /// NB: increment this if you change the format of metadata such that
 /// the rustc version can't be found to compare with `RUSTC_VERSION`.