From dfcd1ef102b78768351e3c31ed3c6c15c3af38e4 Mon Sep 17 00:00:00 2001
From: flip1995 <hello@philkrones.com>
Date: Sun, 31 Mar 2019 14:57:18 +0200
Subject: Add unstable-options flag to stage!=0

---
 src/bootstrap/bin/rustc.rs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/bootstrap')

diff --git a/src/bootstrap/bin/rustc.rs b/src/bootstrap/bin/rustc.rs
index 7429492f914..86ce5fd01a8 100644
--- a/src/bootstrap/bin/rustc.rs
+++ b/src/bootstrap/bin/rustc.rs
@@ -316,6 +316,11 @@ fn main() {
         }
     }
 
+    // This is required for internal lints.
+    if stage != "0" {
+        cmd.arg("-Zunstable-options");
+    }
+
     // Force all crates compiled by this compiler to (a) be unstable and (b)
     // allow the `rustc_private` feature to link to other unstable crates
     // also in the sysroot. We also do this for host crates, since those
-- 
cgit 1.4.1-3-g733a5