Auto merge of #35856 - phimuemue:master, r=brson

[rust.git] / src / libcollections / lib.rs

diff --git a/src/libcollections/lib.rs b/src/libcollections/lib.rs
index 2781059c1d54373ca2c2b8b100f1ec5da13d3959..c5a921693475a60e7ec1abfef9f78274ef742c11 100644 (file)
--- a/src/libcollections/lib.rs
+++ b/src/libcollections/lib.rs
@@ -52,7 +52,7 @@
 #![feature(step_by)]
 #![feature(unicode)]
 #![feature(unique)]
-#![feature(unsafe_no_drop_flag)]
+#![cfg_attr(stage0, feature(unsafe_no_drop_flag))]
 #![cfg_attr(test, feature(rand, test))]
 
 #![no_std]