about summary refs log tree commit diff
path: root/src/libstd
diff options
context:
space:
mode:
Diffstat (limited to 'src/libstd')
-rw-r--r--src/libstd/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index 9adea351e3d..bc8fafd7fb1 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -273,6 +273,7 @@
 
 #![deny(missing_docs)]
 #![allow(unused_features)] // std may use features in a platform-specific way
+#![cfg_attr(not(stage0), deny(warnings))]
 
 #[cfg(test)] extern crate test;
 #[cfg(test)] #[macro_use] extern crate log;